CN215172663U - Floating ball device - Google Patents

Abstract

The utility model relates to the technical field of float valves, in particular to a float ball device, which comprises a valve body, a valve core and a float ball, and also comprises a connecting rod and a driving mechanism; the middle position of the driving mechanism is rotatably arranged on the valve body, one end of the driving mechanism is provided with the valve core, the driving mechanism can drive the valve core to act to block or open the water outlet of the valve body, the other end of the driving mechanism is provided with an upper limiting surface and a lower limiting surface, and the upper limiting surface and the lower limiting surface are clamped to form a limiting channel; one end of the connecting rod penetrates through the limiting channel and is rotatably installed on the end of the driving mechanism, and the other end, positioned on the connecting rod, of the connecting rod is connected with the floating ball. Compared with the existing float valve, the float ball device has the advantages of compact structure, small occupied space, simple transmission structure, high stability and difficult damage.

Description

Floating ball device

Technical Field

The utility model relates to a ball-cock assembly technical field especially relates to the floater device.

Background

In the daily production process, the application of ball cock is more and more extensive, and the theory of operation of current ball cock is: a valve core is arranged at the water outlet of the valve body, the valve core is arranged on an L-shaped rod, one end of the L-shaped rod is hinged on the valve body, the other end of the L-shaped rod is provided with a movable surface, the movable surface is lapped on one end of a connecting rod, the one end of the connecting rod is also hinged on the valve body, and the other end of the connecting rod is connected with the floating ball; the connecting rod is driven by the floating ball to rotate, and in the rotating process of the connecting rod, the L-shaped rod rotates by changing the contact point of the movable surface and the connecting rod, so that the valve core is driven to plug or open the water outlet of the valve body, and the water level in the container is automatically controlled by the floating ball valve. However, in the mode, the connecting rod and the L-shaped rod are both hinged on the valve body, and the required installation space reserved for the connecting rod and the L-shaped rod is larger in the valve body, so that the volume of the valve body is larger, and the volume of the ball float valve is larger; and adopt the mode that changes the contact point to carry out the transmission between connecting rod and the L type pole, transmission structure is comparatively complicated, and stability is relatively poor, damages easily in the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a floating ball device has compact structure, occupation space is little, transmission simple structure, stability height and not fragile advantage.

The utility model provides a technical scheme that its technical problem adopted is: the floating ball device comprises a valve body, a valve core and a floating ball, and also comprises a connecting rod and a driving mechanism; the middle position of the driving mechanism is rotatably arranged on the valve body, one end of the driving mechanism is provided with the valve core, the driving mechanism can drive the valve core to act to block or open the water outlet of the valve body, the other end of the driving mechanism is provided with an upper limiting surface and a lower limiting surface, and the upper limiting surface and the lower limiting surface are clamped to form a limiting channel; one end of the connecting rod penetrates through the limiting channel and is rotatably installed on the end of the driving mechanism, and the other end, positioned on the connecting rod, of the connecting rod is connected with the floating ball.

The utility model discloses a theory of operation:

the floating ball device is applied to a liquid storage container, when a water outlet of a valve body is blocked and the water level of the liquid storage container is lowered, a floating ball can drive a connecting rod to move downwards along with the lowering of the water level, at the moment, the part of the connecting rod, which is positioned in a limiting channel, can move towards the lower limiting surface of a driving mechanism, when the connecting rod is contacted with the lower limiting surface, the end, connected with the connecting rod, of the driving mechanism can move downwards, the middle position of the driving mechanism is rotatably arranged on the valve body, the end, provided with a valve core, of the driving mechanism can move upwards, at the moment, the driving mechanism can rotate forwards, so that the valve core is driven to move to open the water outlet of the valve body, and at the moment, external fluid can enter the liquid storage container through the water outlet of the valve body; when the water outlet of the valve body is opened and the water level of the liquid storage container rises, the floating ball drives the connecting rod to move upwards along with the rising of the water level, the part of the connecting rod, which is positioned in the limiting channel, moves towards the upper limiting surface of the driving mechanism at the moment, when the connecting rod is contacted with the upper limiting surface, the end, connected with the connecting rod, of the driving mechanism moves upwards, the middle position of the driving mechanism is rotatably arranged on the valve body, the end, provided with the valve core, of the driving mechanism moves downwards, and the driving mechanism rotates reversely at the moment, so that the valve core is driven to move to block the water outlet of the valve body, and external fluid is prevented from entering the liquid storage container from the water outlet of the valve body; compared with the prior float valve, the utility model has the advantages that the valve body is only connected with the driving mechanism for installation, the required installation space reserved for other parts by the valve body is reduced, and the required volume of the valve body is reduced, so that the structure of the utility model is more compact and the occupied space is small; the utility model discloses an adopt spacing mode to carry out the transmission between connecting rod and the actuating mechanism, transmission simple structure, stability is high, and is not fragile.

Furthermore, the floating ball device further comprises a limiting adjusting piece, the limiting adjusting piece is installed on the driving mechanism, and the limiting adjusting piece can drive the upper limiting surface of the driving mechanism to reciprocate in the vertical direction.

Further, as for the floating ball device, the limiting adjustment member includes an adjustment bolt, a bottom end plane of a threaded portion of the adjustment bolt is the upper limiting surface, a screw hole is formed on the driving mechanism, and the adjustment bolt of the limiting adjustment member is installed on the driving mechanism by being in threaded connection with the screw hole.

Further, as for the floating ball device, the limit adjusting member further includes a positioning nut, the positioning nut is connected with the adjusting bolt in a threaded manner, and one end face of the positioning nut is arranged on the surface of the driving mechanism in an overhead manner.

Further, as for the floating ball device, a cavity is formed on the valve body, and the valve core is located inside the cavity.

Further, as mentioned above, the valve body of the floating ball device is formed with a limit baffle, and when the valve core is driven by the driving mechanism to leave the water outlet of the valve body, the limit baffle can limit the range of motion of the end of the driving mechanism where the valve core is installed.

Further, according to the floating ball device, when the valve core is in a state of blocking the water outlet of the valve body, the distance between the limiting baffle and the end, connected with the connecting rod, of the driving mechanism in the vertical direction is within the range of 2-5 mm.

Realize the technical scheme of the utility model, following beneficial effect has: compared with the prior float valve, the utility model has the advantages of compact structure and small occupied space; the limiting channel is adjusted by arranging the limiting adjusting piece, so that the target water level of the valve core for plugging the water outlet of the valve body can be conveniently set; through setting up limit baffle, when the case left the delivery port of valve body, the actuating mechanism who installs the case was restricted its motion range by limit baffle.

Drawings

FIG. 1 is a schematic perspective view of a floating ball device according to an embodiment;

FIG. 2 is a schematic cross-sectional view of the floating ball device according to the embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

description of reference numerals:

1-a valve body; 11-a water outlet; 12-a cavity; 13-a limit baffle; 2-a valve core; 3-a drive mechanism; 31-upper limiting surface; 32-lower limit face; 33-a limit channel; 34-screw holes; 4-limiting the adjusting part; 41-adjusting bolt; 42-a positioning nut; 5-a connecting rod; 6-floating ball.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 to 3 show an embodiment of a floating ball device, which includes a valve body 1, a valve core 2, afloating ball 6, aconnecting rod 5 and adriving mechanism 3; the middle position of thedriving mechanism 3 is rotatably installed on the valve body 1, one end of thedriving mechanism 3 is provided with the valve core 2, thedriving mechanism 3 can drive the valve core 2 to act to block or open thewater outlet 11 of the valve body 1, the other end of thedriving mechanism 3 is provided with an upperlimiting surface 31 and a lowerlimiting surface 32, and the upperlimiting surface 31 and the lowerlimiting surface 32 are clamped to form alimiting channel 33; one end of the connectingrod 5 passes through thelimiting channel 33 and is rotatably arranged on the end of thedriving mechanism 3, and the other end of the connectingrod 5, which is positioned at the connectingrod 5, is connected with thefloating ball 6.

The utility model discloses a theory of operation:

the floating ball device is applied to a liquid storage container, when awater outlet 11 of a valve body 1 is blocked and the water level of the liquid storage container is lowered, afloating ball 6 drives a connectingrod 5 to move downwards along with the lowering of the water level, at the moment, the part, positioned in alimiting channel 33, of the connectingrod 5 moves towards a lowerlimiting surface 32 of adriving mechanism 3, when the connectingrod 5 is contacted with the lowerlimiting surface 32, the end, connected with the connectingrod 5, of thedriving mechanism 3 moves downwards, because the middle position of thedriving mechanism 3 is rotatably installed on the valve body 1, the end, provided with a valve core 2, of thedriving mechanism 3 moves upwards, at the moment, thedriving mechanism 3 rotates forwards, so that the valve core 2 is driven to move to open thewater outlet 11 of the valve body 1, and at the moment, external fluid can enter the liquid storage container through thewater outlet 11 of the valve body 1; when thewater outlet 11 of the valve body 1 is opened and the water level of the liquid storage container rises, thefloating ball 6 drives the connectingrod 5 to move upwards along with the rising of the water level, at the moment, the part of the connectingrod 5 in thelimiting channel 33 moves towards the upperlimiting surface 31 of thedriving mechanism 3, when the connectingrod 5 is contacted with the upperlimiting surface 31, the end, connected with the connectingrod 5, of thedriving mechanism 3 moves upwards, the middle position of thedriving mechanism 3 is rotatably arranged on the valve body 1, the end, provided with the valve core 2, of thedriving mechanism 3 moves downwards, at the moment, thedriving mechanism 3 rotates reversely, so that the valve core 2 is driven to move to block thewater outlet 11 of the valve body 1, and external fluid is prevented from entering the liquid storage container from thewater outlet 11 of the valve body 1; compared with the priorfloating ball 6 valve, the utility model has the advantages that the valve body 1 is only connected with thedriving mechanism 3, the required installation space reserved for other parts of the valve body 1 is reduced, and the required volume of the valve body 1 is reduced, so that the structure of the utility model is more compact and the occupied space is small; the utility model discloses an adopt spacing mode to carry out the transmission between connectingrod 5 andactuating mechanism 3, transmission simple structure, stability is high, and is not fragile.

In order to make the structure of the floating ball device more reasonable, as shown in fig. 1 to 3, the floating ball device further comprises a limiting adjustingpiece 4, the limiting adjustingpiece 4 is installed on thedriving mechanism 3, and the limiting adjustingpiece 4 can drive the upperlimiting surface 31 of thedriving mechanism 3 to reciprocate in the vertical direction. The position of the upper limitingsurface 31 can be adjusted by the limiting adjustingpiece 4, so that the target water level of the valve core 2 for plugging thewater outlet 11 of the valve body 1 can be conveniently set.

In order to make the structure of the float ball device more reasonable, as shown in fig. 1 to 3, thelimit adjusting member 4 includes an adjustingbolt 41, a bottom end plane of a threaded portion of the adjustingbolt 41 is theupper limit surface 31, ascrew hole 34 is formed on thedriving mechanism 3, and the adjustingbolt 41 of thelimit adjusting member 4 is mounted on thedriving mechanism 3 by being in threaded connection with thescrew hole 34. Such a design may facilitate adjustment of the position of the upperlimiting surface 31.

In order to make the structure of the floating ball device more reasonable, as shown in fig. 1 to 3, thelimit adjusting member 4 further includes apositioning nut 42, thepositioning nut 42 is connected with the adjustingbolt 41 in a threaded manner, and one end face of thepositioning nut 42 is placed on the surface of thedriving mechanism 3. When the position of the upperlimiting surface 31 needs to be adjusted, thepositioning nut 42 is separated from the surface of thedriving mechanism 3, and the position of the upperlimiting surface 31 can be adjusted through the adjustingbolt 41; after the position of the upperlimiting surface 31 is adjusted, one end surface of thepositioning nut 42 is rested on the surface of thedriving mechanism 3, so that the connection between the adjustingbolt 41 and thescrew hole 34 is prevented from loosening in the working process, the upper limitingsurface 31 is prevented from displacing, and the stability is improved.

In order to make the structure of the floating ball device more reasonable, as shown in fig. 2 and 3, acavity 12 is formed on the valve body 1, and the valve core 2 is located inside thecavity 12. Such a design can prevent the valve core 2 from being exposed to the external environment, thereby protecting the valve core 2.

In order to make the structure of the floating ball device more reasonable, as shown in fig. 1 to 3, alimit baffle 13 is formed on the valve body 1, and when the valve core 2 is driven by thedriving mechanism 3 to leave thewater outlet 11 of the valve body 1, thelimit baffle 13 can limit the movement range of the end of thedriving mechanism 3 where the valve core 2 is installed. In this embodiment, thelimit baffle 13 is located at one side of the end of thedriving mechanism 3 where the valve element 2 is installed, and when an external fluid enters the liquid storage container through thewater outlet 11 of the valve body 1, the end of thedriving mechanism 3 where the valve element 2 is installed can move upwards under the impact of the external fluid, so that thedriving mechanism 3 generates a forward rotation motion, and the connectingrod 5 is driven by thedriving mechanism 3 to move downwards, and by such a design, when the valve element 2 leaves thewater outlet 11 of the valve body 1, thedriving mechanism 3 where the valve element 2 is installed is limited in the movement range by thelimit baffle 13, and thedriving mechanism 3 can be prevented from causing the connectingrod 5 to drive thefloating ball 6 to impact the bottom of the liquid storage container due to an excessively large movement range, so as to protect thefloating ball 6.

In order to make the structure of the float ball device more reasonable, as shown in fig. 2 and 3, when the valve core 2 is in a state of blocking thewater outlet 11 of the valve body 1, the distance D1 between thelimit baffle 13 and the end of thedriving mechanism 3 connected with the connectingrod 5 in the vertical direction is within the range of 2-5 mm. Because the valve core 2 can be worn in the using process, the plugging effect of the valve core 2 on thewater outlet 11 of the valve body 1 is influenced, the design enables thelimit baffle 13 to provide a reserved space for the end, connected with theconnecting rod 5, of thedriving mechanism 3, the reserved space enables thedriving mechanism 3 to continuously drive the valve core 2 to move towards the direction of thewater outlet 11 of the valve body 1, and therefore the plugging effect of the valve core 2 on thewater outlet 11 of the valve body 1 is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, which may be modified, combined, and varied by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (7)

1. The floating ball device comprises a valve body, a valve core and a floating ball, and is characterized in that: the device also comprises a connecting rod and a driving mechanism; the middle position of the driving mechanism is rotatably arranged on the valve body, one end of the driving mechanism is provided with the valve core, the driving mechanism can drive the valve core to act to block or open the water outlet of the valve body, the other end of the driving mechanism is provided with an upper limiting surface and a lower limiting surface, and the upper limiting surface and the lower limiting surface are clamped to form a limiting channel; one end of the connecting rod penetrates through the limiting channel and is rotatably installed on the end of the driving mechanism, and the other end, positioned on the connecting rod, of the connecting rod is connected with the floating ball.

2. Floating ball apparatus as claimed in claim 1, characterised in that: the device also comprises a limit adjusting piece, wherein the limit adjusting piece is arranged on the driving mechanism, and the limit adjusting piece can drive the upper limit surface of the driving mechanism to do reciprocating motion in the vertical direction.

3. Floating ball apparatus as claimed in claim 2, characterised in that: the limiting adjusting part comprises an adjusting bolt, the bottom end plane of the threaded part of the adjusting bolt is the upper limiting surface, a screw hole is formed in the driving mechanism, and the adjusting bolt of the limiting adjusting part is installed on the driving mechanism through being in threaded connection with the screw hole.

4. Floating ball apparatus as claimed in claim 3, characterised in that: the limiting adjusting part also comprises a positioning nut, the positioning nut is in threaded connection with the adjusting bolt, and one end face of the positioning nut is arranged on the surface of the driving mechanism in an overhead mode.

5. Floating ball apparatus as claimed in claim 1, characterised in that: a cavity is formed on the valve body, and the valve core is located in the cavity.

6. Floating ball apparatus as claimed in claim 1, characterised in that: and a limiting baffle is formed on the valve body, and when the valve core is driven by the driving mechanism to leave the water outlet of the valve body, the limiting baffle can limit the movement range of the end of the driving mechanism, which is provided with the valve core.

7. Floating ball apparatus as claimed in claim 6, characterised in that: when the valve core is in a state of blocking a water outlet of the valve body, the distance between the limiting baffle and the end, connected with the connecting rod, of the driving mechanism in the vertical direction is within the range of 2-5 mm.

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