CN208730959U - A kind of novel low flat bed semi trailer folding guard rail - Google Patents

Abstract

The utility model discloses a kind of novel low flat bed semi trailer folding guard rails, including car body, cross tube, upper pright stanchion, first fixed block, first rotating shaft, first switch block, transition block, lower upright bar, second fixed block, second shaft, second switch block, sleeve, stop collar, bolt and sheer pole, car body two sides are symmetrically fixed with cross tube, cross tube lower surface is symmetrically fixed with upper pright stanchion, upper pright stanchion bottom end is symmetrically fixed with the first fixed block, first rotating shaft is fixed in the middle part of two the first fixed blocks on upper pright stanchion, the first switch block is rotatably connected to by bearing in the middle part of first rotating shaft, and first switch block and the first fixed block be rotatablely connected, first switch block is fixed with transition block far from one end of upper pright stanchion, and transition block and the first fixed block are rotatablely connected, transition block lower surface is provided with lower upright bar, this novel low flat bed semi trailer folding guard rail can be right Guardrail is folded, the maintenance of easy access personnel, and stabilized structure, use are safe.

Description

A kind of novel low flat bed semi trailer folding guard rail

Technical field

The utility model relates to folding guard rail technical field, specially a kind of novel low flat bed semi trailer folding guard rail.

Background technique

A kind of aluminium alloy container transport semi-trailer side rail, this device according to existing patent CN108082310AIt simplifies the structure, components type lean, installation maintenance is convenient；Reduce materials'use amount, lightweight complete vehicle weight, globalityCan be good, but in practical application, since low flat bed semi trailer chassis is lower, it is lower that guardrail is liftoff, beneath gap is insufficientSo that service personnel digs into, it is not easy to overhaul vehicle；And structure is simple, and use is dangerous.For this purpose, it is proposed thatA kind of novel low flat bed semi trailer folding guard rail.

Utility model content

The purpose of this utility model is to provide a kind of novel low flat bed semi trailer folding guard rails, to solve above-mentioned backgroundThe problem of being proposed in technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of novel low flat bed semi trailer foldingGuardrail, including it is car body, cross tube, upper pright stanchion, the first fixed block, first rotating shaft, the first switch block, transition block, lower upright bar, second solidDetermine block, the second shaft, the second switch block, sleeve, stop collar, bolt and sheer pole, the car body two sides are symmetrically fixed with cross tube,The cross tube lower surface is symmetrically fixed with upper pright stanchion, and the upper pright stanchion bottom end is symmetrically fixed with the first fixed block, described verticalFirst rotating shaft is fixed in the middle part of two the first fixed blocks on bar, the first rotating shaft middle part is rotatably connected to first by bearingSwitch block, and the first switch block and the first fixed block are rotatablely connected, first switch block is fixed with transition block far from one end of upper pright stanchion,And transition block and the first fixed block are rotatablely connected, the transition block lower surface is provided with lower upright bar, and the lower upright bar is close to transitionOne end of block is symmetrically fixed with the second fixed block, is fixed with the second shaft in the middle part of two the second fixed blocks in the lower upright bar,The second switch block is rotatably connected to by bearing in the middle part of second shaft, and the second switch block and the second fixed block are rotatablely connected, instituteIt states the one end of the second switch block far from transition block to be fixedly connected with lower upright bar, and the second fixed block and lower upright bar are rotatablely connected, it is describedLower upright bar outer sheath is equipped with sleeve, and sleeve is slidably connected with lower upright bar, upper pright stanchion and transition block, and the lower upright bar is close to sleeveThe fixed restraining position ring block in one end, the sleeve both ends symmetrically offer through-hole, and the upper pright stanchion is offered close to one end of through-holeThe circular hole matched with through-hole, the sleeve are connect by bolt with upper pright stanchion, and the lower upright bar of two on the cross tube is separateOne end of cross tube is fixed with sheer pole.

Preferably, it is symmetrically fixed with fixed rope in the middle part of the cross tube, the fixed rope is fixed far from one end of cross tubeThere is buckle.

Preferably, the fixed rope is a kind of band elastic string.

Preferably, the length of the sleeve is greater than the length of upper pright stanchion.

Preferably, the one end of first switch block and the second switch block far from transition block is in semicircle setting, and described first is solidDetermining block and the second fixed block close to one end of transition block is in semicircle setting.

Compared with prior art, the utility model has the beneficial effects that

1, when the utility model maintenance vehicle, bolt is backed out, by sleeve upward sliding, until sliding into upper pright stanchion completelyOn, it is fixed up with bolt, bends sheer pole at this time, rotated lower upright bar, contact sheer pole with cross tube, at this time by solidFixed rope and buckle fix cross tube and sheer pole, prevent sheer pole from falling, and the gap between guardrail and ground becomes larger at this time, sideJust service personnel creeps into vehicle bottom and overhauls.

2, buckle is unclamped after the completion of the utility model maintenance, falls sheer pole, sleeve is slided into lower upright bar at this time, leads toBolt to be crossed to be fixed up, this structure makes upper pright stanchion and lower upright bar form an entirety by the fixed upper pright stanchion of sleeve and lower upright bar,Stabilized structure, use are safe.

Detailed description of the invention

Fig. 1 is the utility model cross tube anatomical structure schematic diagram；

Fig. 2 is the utility model overall structure diagram；

Fig. 3 is the utility model sleeve anatomical structure schematic diagram；

Fig. 4 is the utility model transition block structural schematic diagram.

In figure: 1, car body；2, cross tube；3, upper pright stanchion；4, the first fixed block；5, first rotating shaft；6, the first switch block；7, mistakeCross block；8, lower upright bar；9, the second fixed block；10, the second shaft；11, the second switch block；12, sleeve；13, stop collar；14, through-hole；15, circular hole；16, bolt；17, sheer pole；18, fixed rope；19, it buckles.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility modelClearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than wholeEmbodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative workEvery other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of novel low flat bed semi trailer folding shieldColumn, including car body 1, cross tube 2, upper pright stanchion 3, the first fixed block 4, first rotating shaft 5, the first switch block 6, transition block 7, lower upright bar 8,Second fixed block 9, the second shaft 10, the second switch block 11, sleeve 12, stop collar 13, bolt 16 and sheer pole 17, the car body 1Two sides are symmetrically fixed with cross tube 2, and 2 lower surface of cross tube is symmetrically fixed with upper pright stanchion 3, and 3 bottom end of upper pright stanchion is symmetricalIt is fixed with the first fixed block 4, is fixed with first rotating shaft 5 in the middle part of two the first fixed blocks 4 on the upper pright stanchion 3, described firstFirst switch block 6 is rotatably connected to by bearing in the middle part of shaft 5, and the first switch block 6 and the first fixed block 4 are rotatablely connected, described theOne switch block 6 is fixed with transition block 7 far from one end of upper pright stanchion 3, and transition block 7 and the first fixed block 4 are rotatablely connected, the transition7 lower surface of block is provided with lower upright bar 8, and the lower upright bar 8 is symmetrically fixed with the second fixed block 9 close to one end of transition block 7, describedIt is fixed with the second shaft 10 in the middle part of two the second fixed blocks 9 in lower upright bar 8, is rotated in the middle part of second shaft 10 by bearingIt is connected with the second switch block 11, and the second switch block 11 and the second fixed block 9 are rotatablely connected, second switch block 11 is far from transition block 7One end be fixedly connected with lower upright bar 8, and the second fixed block 9 is rotatablely connected with lower upright bar 8, and lower 8 outer sheath of upright bar is equipped withSleeve 12, and sleeve 12 is slidably connected with lower upright bar 8, upper pright stanchion 3 and transition block 7, the lower upright bar 8 is close to one end of sleeve 12Fixed restraining position ring block 13,12 both ends of sleeve symmetrically offer through-hole 14, and the upper pright stanchion 3 is opened up close to one end of through-hole 14There is the circular hole 15 matched with through-hole 14, the sleeve 12 is connect by bolt 16 with upper pright stanchion 3, two on the cross tube 2A lower upright bar 8 is fixed with sheer pole 17 far from one end of cross tube 2.

Fixed rope 18 is symmetrically fixed in the middle part of the cross tube 2, the fixed rope 18 is fixed with far from one end of cross tube 2Buckle 19, convenient for sheer pole 17 is fixed.

The fixed rope 18 is a kind of band elastic string, and fixed rope 18 is made to reduce length when unclamping.

The length of the sleeve 12 is greater than the length of upper pright stanchion 3, prevents transition block 7 from blocking sleeve 12 in rotation.

First switch block 6 and second one end of switch block 11 far from transition block 7 are in semicircle setting, first fixed block4 and second fixed block 9 close to one end of transition block 7 be in semicircle setting, prevent the first switch block 6 and the second switch block 11 from making in rotationUpper pright stanchion 3 and lower upright bar 8 are blocked, and prevents the first fixed block 4 and the second fixed block 9 from blocking transition block 7 in rotation.

Working principle are as follows: when maintenance vehicle, bolt 16 is backed out, by 12 upward sliding of sleeve, until sliding into completely verticalIt on bar 3, is fixed up with bolt 16, bends sheer pole 17 at this time, rotated lower upright bar 8, connect sheer pole 17 with cross tube 2Touching, it is by fixed rope 18 and buckle 19 that cross tube 2 and sheer pole 17 is fixed at this time, prevent sheer pole 17 from falling, at this time guardrailGap between ground becomes larger, and personnel convenient to overhaul creep into vehicle bottom and overhaul, and unclamps buckle 19 after the completion of maintenance, under makingCross bar 17 is fallen, and sleeve 12 is slided into lower upright bar 8 at this time, is fixed up by bolt 16.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a realityBody or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operationIn any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended toNon-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including thoseElement, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipmentIntrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repairedChange, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of novel low flat bed semi trailer folding guard rail, including car body (1), cross tube (2), upper pright stanchion (3), the first fixationBlock (4), first rotating shaft (5), the first switch block (6), transition block (7), lower upright bar (8), the second fixed block (9), the second shaft (10),Second switch block (11), sleeve (12), stop collar (13), through-hole (14), circular hole (15), bolt (16) and sheer pole (17), it is specialSign is: car body (1) two sides are symmetrically fixed with cross tube (2), and cross tube (2) lower surface is symmetrically fixed with upper pright stanchion(3), upper pright stanchion (3) bottom end is symmetrically fixed with the first fixed block (4), two the first fixed blocks on the upper pright stanchion (3)(4) middle part is fixed with first rotating shaft (5), is rotatably connected to the first switch block (6) in the middle part of the first rotating shaft (5) by bearing, andFirst switch block (6) and the first fixed block (4) are rotatablely connected, and first switch block (6) was fixed with far from the one end of upper pright stanchion (3)It crosses block (7), and transition block (7) and the first fixed block (4) are rotatablely connected, transition block (7) lower surface is provided with lower upright bar(8), the lower upright bar (8) is symmetrically fixed with the second fixed block (9) close to the one end of transition block (7), on the lower upright bar (8)It is fixed with the second shaft (10) in the middle part of two the second fixed blocks (9), is rotatablely connected in the middle part of second shaft (10) by bearingHave the second switch block (11), and the second switch block (11) and the second fixed block (9) are rotatablely connected, second switch block (11) is far from transitionOne end of block (7) is fixedly connected with lower upright bar (8), and the second fixed block (9) and lower upright bar (8) are rotatablely connected, the lower upright bar(8) outer sheath is equipped with sleeve (12), and sleeve (12) is slidably connected with lower upright bar (8), upper pright stanchion (3) and transition block (7), describedLower upright bar (8) is fixed restraining position ring block (13) close to the one end of sleeve (12), and sleeve (12) both ends symmetrically offer through-hole(14), the upper pright stanchion (3) offers the circular hole (15) matched with through-hole (14), the sleeve close to the one end of through-hole (14)(12) it is connect by bolt (16) with upper pright stanchion (3), the lower upright bar (8) of two on the cross tube (2) is far from cross tube (2)One end is fixed with sheer pole (17).

2. the novel low flat bed semi trailer folding guard rail of one kind according to claim 1, it is characterised in that: the cross tube(2) middle part is symmetrically fixed with fixed rope (18), and the fixed rope (18) is fixed with buckle (19) far from the one end of cross tube (2).

3. the novel low flat bed semi trailer folding guard rail of one kind according to claim 2, it is characterised in that: the fixed ropeIt (18) is a kind of band elastic string.

4. the novel low flat bed semi trailer folding guard rail of one kind according to claim 1, it is characterised in that: the sleeve(12) length is greater than the length of upper pright stanchion (3).

5. the novel low flat bed semi trailer folding guard rail of one kind according to claim 1, it is characterised in that: described first turnThe one end of block (6) and the second switch block (11) far from transition block (7) is in semicircle setting, and first fixed block (4) and second are consolidatedDetermining block (9) close to the one end of transition block (7) is in semicircle setting.