CN103061498A - Scaffold butting assembly and male and female connectors thereof - Google Patents

Abstract

The invention discloses a scaffold butting assembly and male and female connectors thereof. The male and the female connectors in the scaffold butting assembly are fixed to opposite pipe orifices of two steel pipes to be butted respectively; the outer circumferential surface of a positioning section of the male connector and the inner sleeve surface of the female connector are rotary curved surfaces which are correspondingly fixed and fitted; a non-return locking block is convexly arranged on the outer circumferential surface of a connecting section of the male connector; and a stop block is convexly arranged on the inner sleeve surface of the female connector. When in use, the non-return locking block penetrates through an avoidance gap in the side surface of the stop block, the stop block is rotated into a receiving gap in the male connector by rotating the connecting section of the male connector in a rotary space at the rear end of the female connector, and the stop block and the non-return locking block are blocked by each other in front and rear directions, so that the male connector and the female connector are connected in a rotary fastening way, limited in the axial direction and fixed to the two corresponding steel pipes respectively which are also limited and assembled in the axial direction.

Description

A kind of scaffold is to connected components and male and female joint thereof

Technical field

The present invention relates to scaffold interfacing part technical field.

Background technology

At present, in the build process of steel pipe scaffold, usually adopt the mode of snapping that upper and lower steel pipe is docking together, namely steel pipe aligns upper and lower steel pipe first when docking at above-below direction up and down; Then with the docking location place of fastener at upper and lower steel pipe both are tightened together, to reach the purpose that upper and lower steel pipe is docking together, but because the structure that this employing fastener connects upper and lower steel pipe complex operation not only, and upper and lower steel pipe can not be docking together accurately, between upper and lower steel pipe, have eccentric problem, thereby so that there are very large problem in the stability of the scaffold of putting up and safety.

Notification number is that the Chinese invention patent of CN202689520U discloses a kind of scaffold interfacing part, this interfacing part comprises the body of column, convex with respectively for the section that stretches in the mouth of pipe that inserts steel pipe at the two ends of body, have for the step on the mouth of pipe end face of block at steel pipe in the section position of stretching into, when scaffold, the section of stretching at interfacing part two ends is inserted into respectively, in the phase line up of lower steel pipe, and the step at interfacing part two ends difference block is upper, on the end face of lower steel pipe phase line up, to make with coaxial characteristics between the body by stretching into section in this interfacing part, lower steel pipe is coaxial docking together, but this interfacing part is on the removable mouth of pipe that is inserted into steel pipe, therefore in the scaffold use procedure, this interfacing part is can not be to upper, lower steel pipe is fixed at above-below direction, so that on, fixing insecure phenomenon can appear between the lower steel pipe, and after the scaffold dismounting, this interfacing part is an independent member, building in the member transport process of scaffold, the problem that interfacing part is lost easily occurs, thereby make the poor stability of building of the scaffold that adopts this interfacing part, recycling rate of waterused is low after removing.

Summary of the invention

The purpose of this invention is to provide scaffold that a kind of two steel pipes that prevent mutually docking axially throw off to connected components, also provide simultaneously this scaffold to the male and female joint in the connected components.

In order to realize above purpose, scaffold of the present invention is as follows to the technical scheme of connected components:

A kind of scaffold is to connected components, comprise be used to the male joint that is separately fixed at the column on the two steel pipe opposite end mouths of pipe to be docked and the female joint of shell-like, the mid portion of male joint is for having the convolution outer peripheral face, be used for the coaxial positioning section that rotatably is inserted into the endoporus of female joint, one end of male joint is connected in the interior canned paragraph of the mouth of pipe of corresponding steel pipe for being used for coaxial plug-in mounting, the other end is the linkage section of relative positioning section undergauge, convex with at the outer peripheral face of linkage section and not to be higher than positioning section front end outer peripheral face, non-return lock dog for being connected with the female joint spinner has the gap of holding between non-return lock dog and positioning section; The circumferential surface of described female joint is used for fixedly being fitted in the inwall of corresponding steel pipe nozzle, the inner sleeve face of female joint is used for fitting with the outer peripheral face of positioning section is fixing, inner sleeve face at an end of female joint convexes be used to inserting the described block that holds in the gap, to be connected with described non-return lock dog spinner, upwards have the rotation space that rotates for described linkage section of being used for that is in the block inboard in the footpath of female joint, upwards have in the week of female joint be in the block side be used for dodge breach for what described non-return lock dog passed.

Scaffold docking of the present invention is as follows with the technical scheme of male joint:

A kind of scaffold docking male joint, the mid portion of described male joint is to have the convolution outer peripheral face, be used for the coaxial positioning section that rotatably is inserted into the endoporus of female joint, one end of male joint is connected in corresponding steel pipe for being used for coaxial plug-in mounting interior canned paragraph, the other end of the mouth of pipe is the linkage section of relative positioning section undergauge, the outer peripheral face of linkage section convex be not higher than positioning section front end outer peripheral face, be used for the non-return lock dog that is connected with the female joint spinner, between non-return lock dog and positioning section, have the gap of holding.

Described non-return lock dog has at least two, is folded with between adjacent two non-return lock dogs for the gap of dodging of passing for block.

The side that being used for of described non-return lock dog cooperates with block in the female joint in male joint axially along the helicoid of hand of helix extension.

Convex with the positioned edge for the annular of block on the mouth of pipe end face of corresponding steel pipe on the outer peripheral face of one end of the close described positioning section of described canned paragraph.

The outer peripheral face of described positioned edge is provided be used to the mark of demarcating described non-return lock dog position protruding stupefied and/or coating and/or cutting.

Scaffold docking of the present invention is as follows with the technical scheme of female joint:

A kind of scaffold docking female joint, the circumferential surface of described female joint is used for coaxial being inserted in the corresponding steel pipe nozzle, the inner sleeve face of female joint is used for fitting with the outer peripheral face of positioning section is fixing, inner sleeve face at an end of female joint convexes be used to inserting the described block that holds in the gap, to be connected with described non-return lock dog spinner, upwards have the rotation space that rotates for described linkage section of being used for that is in the block inboard in the footpath of female joint, upwards have in the week of female joint be in the block side be used for dodge breach for what described non-return lock dog passed.

Described block has at least two, and described rotation space is that the medial surface by each block directly upwards surrounds in female joint, and the described breach of dodging is that zone by the opposite flank sandwiched of adjacent two blocks forms.

The side that being used for of described block cooperates with non-return lock dog in the male joint in female joint axially along the helicoid of hand of helix extension.

Convex with the positioned edge for the annular of block on the mouth of pipe end face of corresponding steel pipe on the circumferential surface away from an end of described block of described female joint.

The outer peripheral face of described positioned edge is provided with mark protruding stupefied and/or coating and/or cutting.

The present invention is waiting that the opposite end of docking two steel pipes is fixed with respectively male joint and female joint, the inner sleeve face of the outer peripheral face of the positioning section of male joint and the endoporus of female joint is corresponding fixing convolution curved surface of fitting, and convex with the non-return lock dog at the outer peripheral face of the linkage section of male joint, inner sleeve face in female joint convexes with block, in use, non-return lock dog dodging after breach passes from the block side, linkage section by the rotation male joint rotates in the rotation space of female joint, so that block turns to holding in the gap in the male joint, block and non-return lock dog are in public affairs, the axially mutual block of female joint, and so that public, the female joint spinner links together, realize public, in the axial direction spacing of female joint, the corresponding public affairs that are separately fixed at, two steel pipes of female joint are spacing being assembled together in the axial direction also, avoid two steel pipes of mutually docking axially to throw off, thereby mutually connection reliability and the stability of two steel pipes of docking in the scaffold that has guaranteed to put up have improved the security performance of scaffold.

Description of drawings

Fig. 1 is the perspective view of female joint in an embodiment of the present invention;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is the upward view of Fig. 2;

Fig. 4 be Fig. 3 A-A to sectional view;

Fig. 5 is the perspective view of male joint in an embodiment of the present invention;

Fig. 6 is the front view of Fig. 5;

Fig. 7 is the upward view of Fig. 6;

Fig. 8 is the top view of Fig. 6.

The specific embodiment

Scaffold of the present invention is to the embodiment of connected components: such as Fig. 1 to shown in Figure 8, this scaffold consists of by being used for the male andfemale joint 1,2 that relative spinner connects connected components, and the definition scaffold is the rear end, is front end away from the end in the middle part of the corresponding steel pipe the end at male andfemale joint 1 in the connected components, 2 close corresponding steel pipe middle part.The body cylindraceous thatfemale joint 2 is extended for front and back, the endoporus of male joint is with the coaxial setting of the endoporus of corresponding steel pipe, also for the coaxial insertion of male joint, inner sleeve face in the rear end offemale joint 2 convexes with three along circumferentially uniformly at intervals theblock 22 of female joint, thetrailing flank 23 of eachblock 22 is the clockwise hand of helix extension from backward forward position, upwards have the breach of dodging in 22 weeks in female joint of adjacent two blocks, upwards have the rotation space that is between eachblock 22 in the footpath of female joint; Circumferential surface at the front end offemale joint 2 convexes with female joint positionededge 24, and female joint positionededge 24 is for being used for the annular gear edge of block on the mouth of pipe end face of corresponding steel pipe, and it is female protruding stupefied to be provided with the mark that extends vertically at the side face of female joint positionededge 24; The circumferential surface offemale joint 2 is for the female joint fixedpart 25 in the mouth of pipe that is inserted into corresponding steel pipe in female joint positionededge 24 later parts.Male joint 1 is the cylinder of the three rank Step Shaft shapes that reduce successively from the backward front diameter of axle,male joint 1 is followed successively by cannedparagraph 16 before rear,positioning section 13 andlinkage section 12, cannedparagraph 16, the outer peripheral face ofpositioning section 13 andlinkage section 12 is the face of cylinder, the outer peripheral face of the front end oflinkage section 12 is provided with the circumferentialnon-return lock dog 14 uniformly at intervals in three edges, thetrailing flank 15 ofnon-return lock dog 14 axially extends along clockwise hand of helix from outside to inside alongmale joint 1, and 14 of adjacent two non-return lock dogs in upwards being used for dodging the gap for whatblock 22 passed the week of stretching into section, betweennon-return lock dog 14 and positioningsection 13, have be used to the gap that holds that holdsblock 22; That cannedparagraph 16 convexes with the male joint positionededge 17 on the outer peripheral face that is in its front end, male joint positionededge 17 is for being used for the annular gear edge of block on the mouth of pipe end face of corresponding steel pipe, male joint positionededge 17 have from the described outer peripheral face that stretches into section being used for of exposing cooperates with described female joint positionededge 24 blocks, stoping the annular table terrace ofmale joint 1 andfemale joint 2 move toward one another, and be provided with the protruding stupefied mark that is used in conjunction with of mark mother male protruding stupefied at the side face of male joint positionededge 17; Cannedparagraph 16 is in described male joint positionededge 17 take interior part as being used for the stationary positionedsection 18 in the coaxial mouth of pipe that is inserted into corresponding steel pipe.

The scaffold of the present embodiment to connected components in the scaffold process, be inserted intomale joint 1 on the lower end mouth of pipe of upper steel pipe by stationary positionedsection 18 first, and between the circumferential surface of the inner sleeve face by upper steel pipe and the stationary positioned section ofmale joint 1 cooperate and the lower nozzle end face of upper steel pipe and the welding between the male joint positioned edge are fixed together both, so that male joint positionededge 17 blocks are on the lower nozzle end face of upper steel pipe, simultaneouslyfemale joint 2 is inserted into by female joint fixedpart 25 on the upper end mouth of pipe of lower steel pipe, between the inner sleeve face by lower steel pipe and the circumferential surface of female joint fixedpart 25 cooperate and upper orifice end face and the welding between the female joint positioned edge of lower steel pipe tighten together both, so that female joint positionededge 24 blocks are on the upper orifice end face of lower steel pipe; Then in the situation of the female protruding stupefied mutual alignment of mark in the male protruding stupefied andfemale joint 2 of the mark in themale joint 1, thelinkage section 12 ofmale joint 1 rotated be assemblied in the rotation space offemale joint 2, so that the inner sleeve face of thepositioning section 13 ofmale joint 1 andfemale joint 2 is fixingly fitted,non-return lock dog 14 passes from dodge breach,block 22 passes from dodge the gap; Relatively rotate along clockwise direction at last male andfemale joint 1,2, be difficult to relatively rotate to both, so thatblock 22 andnon-return lock dog 1,2 trailing flank be combined together along circumferential block, and rely on the stiction between block andnon-return lock dog 1,2 trailing flank to make male andfemale joint 1,2 relative spinners together.Therefore the scaffold of the present embodiment to connected components in the scaffold process, the relative spinner of being connected with the non-return lock dog byblock 22 connect the structure that two steel pipes to be connected is docking together and connects by spinner to two steel pipes of docking at axial limiting, guarantee that two steel pipes that dock connect reliability and stability in scaffold.

In the above-described embodiments, have in the male joint for the stationary positioned section in the coaxial mouth of pipe that is inserted into corresponding steel pipe, have in the female joint for the female joint fixed part in the coaxial mouth of pipe that is inserted into corresponding steel pipe, so that public, female joint respectively coaxial plug-in mounting is fixed on the corresponding steel pipe nozzle, and the cooperation between the inner sleeve face of the outer peripheral face of dependence stationary positioned section and female joint fixed part and the mouth of pipe guarantees the stability that plug-in mounting is fixing, in other embodiments, public, female joint also can directly be fixed on the mouth of pipe end face of corresponding steel pipe, and removes the part in the mouth of pipe that stretches into steel pipe.

In the above-described embodiments, on the outer peripheral face of the outer peripheral face of male joint positioned edge and female joint positioned edge corresponding be provided be used to the mark that is used in conjunction with protruding stupefied, with in public affairs, when female joint plugs together relatively, the relative position relation that shows block and non-return lock dog to the user, avoid blindmate to public affairs, the damage that female joint brings and the time of wasting, in other embodiments, described mark is protruding stupefiedly also can use the mark coating, the mark cutting is replaced, perhaps in the situation of not considering the impact that blindmate is brought, also can take out described mark protruding stupefied and/or coating and/or cutting.

In the above-described embodiments, the block of male and female joint by male joint positioned edge and female joint positioned edge cooperates to guarantee both in the axial direction spacing, thereby avoid that upper and lower steel pipe directly contacts when the relative plug-in mounting of male and female joint, the damage that steel tube place is brought, in other embodiments, the annular that also can remove in the pin and box sub is kept off along structure, and the male and female joint is fixed on the inwall of corresponding steel pipe.

In the above-described embodiments, block and non-return lock dog all have from the backward front trailing flank that all extends around clockwise hand of helix, with with commonly used spinner structure in to screw direction corresponding, raising is to the practicality of connected components, in other embodiments, the trailing flank of block and non-return lock dog also can all extend around counterclockwise hand of helix, and perhaps at least one in the trailing flank of block and non-return lock dog is the plane.

In the above-described embodiments, connected components is applicable to use in the occasion of upper and lower steel pipe docking, in other embodiments, this also goes for connected components using in the occasion of mutual docking of horizontally extending adjacent two steel pipes.

In the above-described embodiments, the stationary positioned section of male joint and the female joint fixed part of female joint are the face of cylinder, to be used in conjunction with the garden steel pipe, in other embodiments, the stationary positioned section of male joint and the female joint fixed part of female joint also can be many prismatics cylinders, such as common prismatic surfaces such as quadrangular face, six prismatic surfaces, to be used in conjunction with the steel pipe with prism-shaped endoporus.

In the above-described embodiments, the inner sleeve face of the positioning section of male joint and female joint is the corresponding fixing face of cylinder of fitting, in other embodiments, this face of cylinder also can be replaced with taper seat, thereby so that the outer peripheral face of the positioning section of male joint is the external rotation curved surface, and the inner sleeve face of female joint is interior convolution curved surface.

In the above-described embodiments, non-return lock dog and block are three, in other embodiments, non-return lock dog and block also can be one or two or more than three, concrete quantity determines according to the actual requirements.

The scaffold docking of the present invention embodiment of female joint: as shown in Figures 1 to 4, the structure of female joint is identical with the structure of female joint in above-described embodiment in the present embodiment, therefore repeats no more.

The scaffold docking of the present invention embodiment of male joint: to shown in Figure 8, the structure of male joint is identical with the structure of male joint in above-described embodiment in the present embodiment such as Fig. 5, therefore repeats no more.

Claims (11)

1. a scaffold is to connected components, it is characterized in that, comprise be used to the male joint that is separately fixed at the column on the two steel pipe opposite end mouths of pipe to be docked and the female joint of shell-like, the mid portion of male joint is for having the convolution outer peripheral face, be used for the coaxial positioning section that rotatably is inserted into the endoporus of female joint, one end of male joint is connected in the interior canned paragraph of the mouth of pipe of corresponding steel pipe for being used for coaxial plug-in mounting, the other end is the linkage section of relative positioning section undergauge, convex with at the outer peripheral face of linkage section and not to be higher than positioning section front end outer peripheral face, non-return lock dog for being connected with the female joint spinner has the gap of holding between non-return lock dog and positioning section; The circumferential surface of described female joint is used for fixedly being fitted in the inwall of corresponding steel pipe nozzle, the inner sleeve face of female joint is used for fitting with the outer peripheral face of positioning section is fixing, inner sleeve face at an end of female joint convexes be used to inserting the described block that holds in the gap, to be connected with described non-return lock dog spinner, upwards have the rotation space that rotates for described linkage section of being used for that is in the block inboard in the footpath of female joint, upwards have in the week of female joint be in the block side be used for dodge breach for what described non-return lock dog passed.

2. scaffold docking male joint, it is characterized in that, the mid portion of described male joint is to have the convolution outer peripheral face, be used for the coaxial positioning section that rotatably is inserted into the endoporus of female joint, one end of male joint is connected in corresponding steel pipe for being used for coaxial plug-in mounting interior canned paragraph, the other end of the mouth of pipe is the linkage section of relative positioning section undergauge, the outer peripheral face of linkage section convex be not higher than positioning section front end outer peripheral face, be used for the non-return lock dog that is connected with the female joint spinner, between non-return lock dog and positioning section, have the gap of holding.

3. male joint is used in scaffold docking according to claim 2, it is characterized in that, described non-return lock dog has at least two, is folded with between adjacent two non-return lock dogs for the gap of dodging of passing for block.

According to claim 2 or the docking of 3 described scaffolds use male joint, it is characterized in that, the side that is used for cooperating with block in the female joint of described non-return lock dog is axially along the helicoid of hand of helix extension in male joint.

According to claim 2 or the docking of 3 described scaffolds use male joint, it is characterized in that, convex with the positioned edge for the annular of block on the mouth of pipe end face of corresponding steel pipe on the outer peripheral face of an end of the close described positioning section of described canned paragraph.

6. male joint is used in scaffold docking according to claim 5, it is characterized in that, the outer peripheral face of described positioned edge is provided be used to the mark of demarcating described non-return lock dog position protruding stupefied and/or coating and/or cutting.

7. scaffold docking female joint, it is characterized in that, the circumferential surface of described female joint is used for coaxial being inserted in the corresponding steel pipe nozzle, the inner sleeve face of female joint is used for fitting with the outer peripheral face of positioning section is fixing, inner sleeve face at an end of female joint convexes be used to inserting the described block that holds in the gap, to be connected with described non-return lock dog spinner, upwards have the rotation space that rotates for described linkage section of being used for that is in the block inboard in the footpath of female joint, upwards have in the week of female joint be in the block side be used for dodge breach for what described non-return lock dog passed.

8. scaffold docking female joint according to claim 7, it is characterized in that, described block has at least two, and described rotation space is that the medial surface by each block directly upwards surrounds in female joint, and the described breach of dodging is that zone by the opposite flank sandwiched of adjacent two blocks forms.

According to claim 7 or the docking of 8 described scaffolds use female joint, it is characterized in that, the side that is used for cooperating with non-return lock dog in the male joint of described block is axially along the helicoid of hand of helix extension in female joint.

According to claim 7 or the docking of 8 described scaffolds use female joint, it is characterized in that, convex with the positioned edge for the annular of block on the mouth of pipe end face of corresponding steel pipe on the circumferential surface away from an end of described block of described female joint.

11. female joint is used in scaffold docking according to claim 10, it is characterized in that, the outer peripheral face of described positioned edge is provided with mark protruding stupefied and/or coating and/or cutting.

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