CN209243555U - The load-bearing bridge of lifting lug can be protected - Google Patents

Abstract

The utility model discloses the load-bearing bridges that one kind can protect lifting lug, it is related to a kind of load-bearing bridge, it aims to solve the problem that load-bearing bridge directly stacks and easily leads to the easy bending of lifting lug, the technical issues of deformation, its key points of the technical solution are that including beam body and lifting lug, lifting lug includes the vertical bar of cross bar and integrated molding in cross bar two sides, two vertical bars are fixedly connected with the top surface of beam body, inserted block is inserted between two vertical bars, the top surface of inserted block is equipped with supporting block, the top surface of supporting block is higher than the vertex of cross bar, the horizontal cross-section of inserted block is trapezoidal, the side of inserted block is equipped with rubber pad, when installation, inserted block is plugged between two vertical bars, and the rubber pad of inserted block two sides is connected on the inner sidewall of two vertical bars, inserted block is interference fitted by rubber pad and two vertical bars at this time, hereafter, when stacking latter beam body, latter beam body can be placed on the top surface of several supporting blocks, after so that The bottom surface of one beam body is not contacted with lifting lug, so that the protection to lifting lug is realized, so that lifting lug is not easy bending, deformation.

Description

The load-bearing bridge of lifting lug can be protected

Technical field

The utility model relates to a kind of load-bearing bridges, more specifically, it relates to a kind of load-bearing bridge that can protect lifting lug.

Background technique

Load-bearing bridge is to be used to support bridge overall weight, so that a kind of higher concrete knot of the load-bearing capacity of bridge Structure.

Load-bearing bridge in the prior art is as shown in figure 5, it includes the beam body for being coated with steel bar girder, in beam body in advance Several lifting lugs are poured, so that subsequent sling when being transported convenient for loop wheel machine is transported.

But often need to stack load-bearing bridge after the completion of the production of load-bearing bridge, if making between load-bearing bridge Directly contact, this lower surface that will lead to a load-bearing bridge will be pressed on the lifting lug of next load-bearing bridge, thus general so that The lifting lug for exposing load-bearing bridge surface is easily bent over, therefore to be improved.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide the carrying bogies that one kind can protect lifting lug Beam, have can effective protection lifting lug, so that it is not easy the advantage of bending.

To achieve the above object, the utility model provides following technical solution:

A kind of load-bearing bridge for protecting lifting lug, including beam body and lifting lug, the lifting lug include cross bar and are integrally formed The vertical bar of cross bar two sides, two vertical bars are fixedly connected with the top surface of beam body, and inserted block is inserted between two vertical bars, described to insert The top surface of block is equipped with supporting block, and the top surface of the supporting block is higher than the vertex of cross bar, and the horizontal cross-section of the inserted block is trapezoidal, institute The side for stating inserted block is equipped with rubber pad.

By using above-mentioned technical proposal, when installation, inserted block is plugged between two vertical bars, and make the rubber of inserted block two sides Rubber mat is connected on the inner sidewall of two vertical bars, and inserted block is interference fitted by rubber pad and two vertical bars at this time, and rubber pad can be promoted The coefficient of friction of two vertical bars and inserted block side wall improves slotting so that inserted block is not easy voluntarily to skid off after being inserted between two vertical bars Hereafter latter beam body when stacking latter beam body, can be placed on the top surface of several supporting blocks by the stability that block is connect with vertical bar, So that the bottom surface of latter beam body is not contacted with lifting lug, so that the protection to lifting lug is realized, so that lifting lug is not easy bending, deformation.

Further, the top surface of the inserted block offers limit hole, and limited block is slidably connected in the limit hole, described Spring is equipped in limit hole, the both ends of the spring are connected on limit hole and limited block respectively, and the cross bar is connected to limit Between block and supporting block.

By using above-mentioned technical proposal, limited block is pressed, so that limited block downlink, and the top of limited block is lower than cross bar Bottom end, hereafter, push inserted block so that inserted block towards lifting lug slide, after cross bar is connected on the side wall of supporting block, unclamp Limited block, spring restore deformation, limited block uplink, thus finally by the cross bar on lifting lug be connected to limited block and supporting block it Between, to realize being stably connected with for inserted block and lifting lug；When needing handling beam body, pressable limited block, so that limited block Top is lower than the bottom end of cross bar, and inserted block can be detached to the lower section of cross bar；Have the effect of installation, convenient disassembly on the whole.

Further, the top surface of the limited block offers the guide surface facilitated insertion into below cross bar.

By using above-mentioned technical proposal, after cross bar is abutted with guide surface, inserted block is continued to press on, that is, may make limited block Automatic-descending under the action of cross bar compresses guide surface may make that limited block is automatic without operator's Manual press limited block Downlink, to further improve the operation convenience below this case inserted block insertion cross bar.

Further, key-way shape slide opening is offered on the side wall of the limit hole, the side wall of the limited block is equipped with limit Position key, the positive stop key are slidably connected in key-way shape slide opening.

By using above-mentioned technical proposal, key-way shape slide opening can effectively limit the row that positive stop key is slided in vertical direction Journey improves this case so that limited block is not easy voluntarily to skid off limit hole in the sliding stroke of vertical direction to limit limited block The stability that limited block is connect with limit hole.

Further, the inserted block is equipped with idler wheel.

It, can be by inserted block by roller-coaster, to reduce inserted block when needing to push inserted block by using above-mentioned technical proposal With the contact area on beam body surface, sliding friction is become into rolling friction, reduces the frictional force pushed during inserted block, thus The working strength for reducing operator improves the convenience of manipulation inserted block.

Further, connecting hole is offered on the side wall of the inserted block, the connecting hole internal screw thread is connected with connecting rod, institute Idler wheel is stated to be connected in connecting rod.

By using above-mentioned technical proposal, since supporting block is to improve its intensity frequently with concrete material, overall weight It is larger, so that idler wheel has damaged, it may make idler wheel to be convenient for being replaced with inserted block by being rotatablely connected bar, improve replacement idler wheel Operation convenience.

Further, fixing sleeve is equipped with turntable in the connecting rod.

By using above-mentioned technical proposal, operator can be rotatablely connected bar by turntable, and turntable is more convenient to operate personnel Grip improves the convenience that operator is rotatablely connected bar.

Further, the turntable is equipped with several anti-skid bulges.

By using above-mentioned technical proposal, anti-skid bulge can increase the contact area of operator's hand and turntable, thus So that operator's hand is not easy to generate slippage with turntable, to improve the stability of operator's control rotary disk.

Further, the top surface of the beam body offers sliding slot compatible with idler wheel, and the idler wheel is connected in sliding slot.

By using above-mentioned technical proposal, first idler wheel can be placed in sliding slot, inserted block is hereafter pushed, that is, may make inserted block edge Movement is stablized in the direction of sliding slot, without the moving direction of operator's manual control idler wheel, further improves inserted block insertion two Operation convenience between vertical bar.

In conclusion the utility model has the following beneficial effects:

1, using inserted block is inserted between vertical bar, the top surface of inserted block is equipped with supporting block, and the top surface of supporting block is higher than cross bar Vertex, the horizontal cross-section of inserted block be it is trapezoidal, the side of inserted block is equipped with rubber pad, when installation, by inserted block be plugged in two vertical bars it Between, and the rubber pad of inserted block two sides is connected on the inner sidewall of two vertical bars, inserted block passes through rubber pad and two vertical bar mistakes at this time It is full of cooperation, and rubber pad can promote the coefficient of friction of two vertical bars Yu inserted block side wall, so that after inserted block is inserted between two vertical bars It is not easy voluntarily to skid off, improves the stability that inserted block is connect with vertical bar, hereafter, when stacking latter beam body, latter beam body can be set In on the top surface of several supporting blocks, so that the bottom surface of latter beam body is not contacted with lifting lug, thus realize the protection to lifting lug, so that Lifting lug is not easy bending, deformation；

2, limit hole is offered using the top surface of inserted block, limited block is slidably connected in limit hole, is equipped in limit hole The both ends of spring, spring are connected on limit hole and limited block respectively, and cross bar is connected between limited block and supporting block, pressing limit Position block, so that limited block downlink, and the top of limited block is lower than the bottom end of cross bar, hereafter, pushes inserted block so that inserted block direction Lifting lug sliding, after cross bar is connected on the side wall of supporting block, release limited block, spring recovery deformation, limited block uplink, thus Finally the cross bar on lifting lug is connected between limited block and supporting block, to realize being stably connected with for inserted block and lifting lug；When When needing handling beam body, inserted block can be detached cross bar so that the top of limited block is lower than the bottom end of cross bar by pressable limited block Lower section；Have the effect of installation, convenient disassembly on the whole.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the present embodiment；

Fig. 2 is enlarged drawing at the A in Fig. 1；

Fig. 3 is in the present embodiment for embodying the cross-sectional view of limited block Yu inserted block connection relationship；

Fig. 4 is in the present embodiment for embodying the cross-sectional view of connecting rod Yu inserted block connection relationship；

Fig. 5 is background technique attached drawing.

In figure: 1, beam body；10, sliding slot；2, lifting lug；21, cross bar；22, vertical bar；3, inserted block；31, supporting block；32, rubber Pad；4, limited block；40, limit hole；41, spring；42, guide surface；43, positive stop key；44, key-way shape slide opening；5, connecting rod；50, Connecting hole；51, idler wheel；52, turntable；521, anti-skid bulge.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment:

A kind of load-bearing bridge for protecting lifting lug, referring to Figures 1 and 2 comprising beam body 1 and lifting lug 2, lifting lug 2 include cross Bar 21 and it is integrally formed the vertical bar 22 in 21 two sides of cross bar, two vertical bars 22 are cast in the top surface of beam body 1 in advance, between two vertical bars 22 It is inserted with inserted block 3, integrally formed with supporting block 31, the top surface of supporting block 31 is higher than the vertex of cross bar 21, inserted block for the top surface of inserted block 3 3 horizontal cross-section be it is trapezoidal, the side adhesion of inserted block 3 has rubber pad 32, and rubber pad 32 is connected on the inner sidewall of two vertical bars 22, When stacking latter beam body 1, the bottom surface of latter beam body 1 is connected in supporting block 31, to realize the protection to lifting lug 2.

Referring to Fig. 2 and Fig. 3, the top surface of inserted block 3 offers limit hole 40, limited block 4 is slidably connected in limit hole 40, limits Position is equipped with spring 41 in hole 40, and the both ends of spring 41 are connected to respectively in the bottom hole of limit hole 40 and the end face of limited block 4, limits The top surface of block 4 offers guide surface 42, and guide surface 42 can be inserted into 21 lower section of cross bar for easy to support piece 31, and cross bar 21 is supported It connects between limited block 4 and supporting block 31, so that cross bar 21 and 31 stable connection of supporting block.

Referring to Fig. 2 and Fig. 3, offer key-way shape slide opening 44 on the side wall of limit hole 40, on the side wall of limited block 4 integrally at Type has positive stop key 43, and positive stop key 43 is slidably connected in key-way shape slide opening 44, to limit limited block 4 in the stroke of vertical direction.

Referring to Fig. 2 and Fig. 4, connecting hole 50 is offered on the side wall of inserted block 3,50 internal screw thread of connecting hole is connected with connecting rod 5, Connecting rod 5 is rotatably connected to idler wheel 51 by pin shaft backwards to one end of connecting hole 50, and the top surface of beam body 1 offers and 51 phase of idler wheel The sliding slot 10 of adaptation, idler wheel 51 are connected in sliding slot 10, and supporting block 31 can be against automatically with rolling of the idler wheel 51 in sliding slot 10 Between two vertical bars 22.

Referring to Fig. 4, it is arranged with turntable 52 by being welded and fixed in connecting rod 5, integrally formed with several anti-skidding on turntable 52 Protrusion 521, in order to rotate turntable 52 to replace to idler wheel 51.

Working principle is as follows: when installation, idler wheel 51 being placed in sliding slot 10, pushes inserted block 3 so that idler wheel 51 is towards hanging Ear 2 rolls, and after the cross bar 21 on lifting lug 2 is abutted with guide surface 42, spring 41 is shunk, and hereafter, inserted block 3 continues to move, horizontal Bar 21 is finally connected on the side wall of supporting block 31, and spring 41 restores deformation, 4 uplink of limited block, by the cross bar on lifting lug 2 at this time 21 are located between limited block 4 and supporting block 31, to realize the connection of inserted block 3 Yu lifting lug 2.Hereafter, latter beam is being stacked When body 1, latter beam body 1 is placed on the top surface of several supporting blocks 31, is not contacted with lifting lug 2, so that the guarantor to lifting lug 2 can be realized Shield, on the whole have can effective protection lifting lug 2, so that it is not easy the advantage of bending.

In addition, when needing to carry out beam body 1 handling, need to dismantle lifting lug 2 and inserted block 3, operator's pressable limit Inserted block 3 can be extracted out the lower section of cross bar 21 so that the top of limited block 4 is lower than the bottom end of 2 cross tube 21 of lifting lug by position block 4, because This convenient disassembly.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. one kind can protect the load-bearing bridge of lifting lug, including beam body (1) and lifting lug (2), the lifting lug (2) include cross bar (21) and It is integrally formed the vertical bar (22) in cross bar (21) two sides, two vertical bars (22) are fixedly connected with the top surface of beam body (1), feature It is: is inserted with inserted block (3) between two vertical bars (22), the top surface of the inserted block (3) is equipped with supporting block (31), the support The top surface of block (31) is higher than the vertex of cross bar (21), and the horizontal cross-section of the inserted block (3) is trapezoidal, the side of the inserted block (3) Equipped with rubber pad (32).

2. the load-bearing bridge according to claim 1 for protecting lifting lug, it is characterised in that: open the top surface of the inserted block (3) It equipped with limit hole (40), is slidably connected limited block (4) in the limit hole (40), spring is equipped in the limit hole (40) (41), the both ends of the spring (41) are connected to respectively on limit hole (40) and limited block (4), and the cross bar (21) is connected to limit Between position block (4) and supporting block (31).

3. the load-bearing bridge according to claim 2 for protecting lifting lug, it is characterised in that: the top surface of the limited block (4) Offer the guide surface (42) facilitated insertion into below cross bar (21).

4. the load-bearing bridge according to claim 3 for protecting lifting lug, it is characterised in that: the side wall of the limit hole (40) On offer key-way shape slide opening (44), the side wall of the limited block (4) is equipped with positive stop key (43), positive stop key (43) sliding It is connected in key-way shape slide opening (44).

5. the load-bearing bridge according to claim 1 for protecting lifting lug, it is characterised in that: the inserted block (3) is equipped with rolling It takes turns (51).

6. the load-bearing bridge according to claim 5 for protecting lifting lug, it is characterised in that: on the side wall of the inserted block (3) It offers connecting hole (50), connecting hole (50) internal screw thread is connected with connecting rod (5), and the idler wheel (51) is connected to connecting rod (5) on.

7. the load-bearing bridge according to claim 6 for protecting lifting lug, it is characterised in that: fixed on the connecting rod (5) It is arranged with turntable (52).

8. the load-bearing bridge according to claim 7 for protecting lifting lug, it is characterised in that: the turntable (52) is if be equipped with Dry anti-skid bulge (521).

9. the load-bearing bridge according to claim 8 for protecting lifting lug, it is characterised in that: open the top surface of the beam body (1) Equipped with sliding slot (10) compatible with idler wheel (51), the idler wheel (51) is connected in sliding slot (10).