CN208907207U

CN208907207U - A kind of Double-joint expansion joint device for bridge

Info

Publication number: CN208907207U
Application number: CN201821443043.7U
Authority: CN
Inventors: 徐宝艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-05
Filing date: 2018-09-05
Publication date: 2019-05-28
Anticipated expiration: 2028-09-05

Abstract

The utility model discloses a kind of Double-joint expansion joint device for bridge, it is related to telescopic device field, the Double-joint expansion joint device for bridge, including telescope support and fixed plate, the surface of the telescope support and the left side of fixed plate overlap, and the quantity of fixed plate is three, square box is fixedly connected at the top of the fixed plate, the bottom of the square box inner wall offers limiting slot, the inner wall of the limiting slot and the surface activity of activity box connect, the bottom of the limiting slot inner wall offers through slot, the inner wall of through slot and the surface activity of movable plate connect, and the quantity of movable plate is three, the right side of three movable plates be fixedly connected with rubber pad.The utility model passes through setting square box, activity box, gear, ratchet and fixed bracket, the lockplate for solving current common Double-joint expansion joint device for bridge is directly welded on telescope support mostly, it needs to be dismantled lockplate with suction weldering device when disassembly, leads to the problem of wasting more solder.

Description

A kind of Double-joint expansion joint device for bridge

Technical field

The utility model relates to telescopic device technical field, specially a kind of Double-joint expansion joint device for bridge.

Background technique

Bridge expansion joint installation refers to prevent building member since climate temperature changes, and structure is made to generate crack and set The build joint set, bridge expanssion joint make entire bridge be divided into two independent parts, bridge are made to do horizontal extension, and bridge is stretched Contracting seam device is divided into single seam, Double slit type and modulus type etc., and bridge expansion joint installation is in the initial procedure of installation in order to true Installation accuracy is protected, lockplate is generally welded on bridge expansion joint installation, expansion gap device needs in time to after being installed Lockplate is disassembled from telescopic device.

The lockplate of current common Double-joint expansion joint device for bridge is directly welded on telescope support mostly, when disassembly It needs to be dismantled lockplate with suction weldering device, causes to waste more solder.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of Double-joint expansion joint device for bridge, solves mesh The lockplate of preceding common Double-joint expansion joint device for bridge is directly welded on telescope support mostly, is needed when disassembly with inhaling weldering Device dismantles lockplate, leads to the problem of wasting more solder.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of Double-joint expansion joint device for bridge, packet Telescope support and fixed plate are included, the surface of the telescope support and the left side of fixed plate overlap, and the quantity of fixed plate is three, Be fixedly connected with square box at the top of the fixed plate, the bottom of the square box inner wall offers limiting slot, the limiting slot it is interior The connection of the surface activity of wall and activity box, the bottom of the limiting slot inner wall offer through slot, the inner wall of the through slot and activity The surface activity of plate connects, and the quantity of movable plate is three, the right side of three movable plates be fixedly connected with rubber Pad, the right side of the rubber pad and the surface of telescope support overlap, and the back side of the activity box inner wall offers tooth socket, the tooth The inner wall of slot and the surface activity of gear connect, and the inner wall of the gear is fixedly connected with the surface of round bar, the top of the round bar Portion is connect through square box and with the top movable of circle box inner wall, and the round box is fixedly connected on the upper surface of square box, the round bar Surface fixing sleeve be connected to handle, the round box, which corresponds to, offers sliding slot at the position of handle, the inner wall and handle of the sliding slot Surface activity connection, the surface fixing sleeve of the round bar is connected to ratchet, and the side of the round box inner wall offers square groove, described The inner wall of square groove and the surface activity of pawl connect, and the pawl is engaged with ratchet, and the upper surface of the square box is fixedly connected with Fixed bracket, the support bracket fastened top opens up fluted, the surface activity connection of the inner wall and pawl of the groove, described Reset spring is fixedly connected on the left of groove inner wall, the right end of the reset spring is fixedly connected with the left end of pawl, described The front of pawl offers circular groove.

Preferably, the left view of the activity box is T-shaped, and the shape of activity box is adapted with the shape of limiting slot.

Preferably, the bottom of the activity box is fixedly connected with support rod, and the inner wall of the surface of support rod and through slot is living Dynamic connection, the support rod are fixedly connected on the left side of movable plate.

Preferably, the right side opening of the movable plate is equipped with anti-skid chequer.

Preferably, the round box and square box, which correspond to, is inlaid with bearing at the position of round bar, the inner wall and circle of the bearing The surface of bar is fixedly connected.

(3) beneficial effect

The utility model provides a kind of Double-joint expansion joint device for bridge, have it is following the utility model has the advantages that

The utility model holds fixed bracket simultaneously by setting square box, activity box, gear, ratchet and fixed bracket on the other hand Pawl is moved downward, pawl is separated with ratchet, and another hand holds handle and rotates round bar, gear rotation, so that Activity box moves downward, and rubber pad is separated with telescope support, can disassemble fixed plate and movable plate, when installation just not It needs that fixed plate and movable plate are fixed on telescope support with welding machine, just will not waste more solder, having reached will not wave The problem of taking more solder, the lockplate for solving current common Double-joint expansion joint device for bridge is to be directly welded to stretch mostly It needs to be welded device and dismantled lockplate with inhaling on contracting bracket, when disassembly, leads to the problem of wasting more solder.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model gear position top cross-sectional view；

Fig. 3 is top cross-sectional view at the utility model ratchet position；

Fig. 4 is the utility model activity box left view.

In figure: 1 telescope support, 2 fixed plates, 3 square boxes, 4 limiting slots, 5 activity box, 6 through slots, 7 movable plates, 8 rubber pads, 9 It is tooth socket, 10 gears, 11 round bars, 12 circle boxes, 13 handles, 14 sliding slots, 15 ratchets, 16 square grooves, 17 pawls, 18 fixed brackets, 19 recessed Slot, 20 reset springs, 21 circular grooves, 22 support rods, 23 bearings.

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 model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of Double-joint expansion joint device for bridge, including Telescope support 1 and fixed plate 2, fixed plate 2 are lockplate, and the surface of telescope support 1 and the left side of fixed plate 2 overlap, and solid The quantity of fixed board 2 is three, and the top of fixed plate 2 is fixedly connected with square box 3, and the bottom of 3 inner wall of square box offers limiting slot 4, The inner wall of limiting slot 4 is connect with the surface activity of activity box 5, and the bottom of 4 inner wall of limiting slot offers through slot 6, the inner wall of through slot 6 It is connect with the surface activity of movable plate 7, movable plate 7 is lockplate, and the quantity of movable plate 7 is three, three movable plates 7 Right side be fixedly connected with rubber pad 8, the right side of rubber pad 8 and the surface of telescope support 1 overlap, the back of 5 inner wall of activity box Face offers tooth socket 9, and the inner wall of tooth socket 9 is connect with the surface activity of gear 10, and the inner wall of gear 10 and the surface of round bar 11 are solid The top of fixed connection, round bar 11 is connect through square box 3 and with the top movable of circle 12 inner wall of box, and circle box 12 is fixedly connected on square box 3 upper surface, the surface fixing sleeve of round bar 11 are connected to handle 13, offer sliding slot 14 at the position of the corresponding handle 13 of circle box 12, The inner wall of sliding slot 14 is connect with the surface activity of handle 13, and the surface fixing sleeve of round bar 11 is connected to ratchet 15, circle 12 inner wall of box Side offers square groove 16, and the inner wall of square groove 16 is connect with the surface activity of pawl 17, and pawl 17 is engaged with ratchet 15, square box 3 Upper surface be fixedly connected with fixed bracket 18, user can hold fixed bracket 18 and stir pawl 17 to be divided with ratchet 15 From thus convenient to use, the top of fixed bracket 18 opens up fluted 19, and pawl 17 can be slided along groove 19, to pawl 17 guiding, the inner wall of groove 19 are connect with the surface activity of pawl 17, are fixedly connected with reset spring on the left of 19 inner wall of groove 20, the right end of reset spring 20 is fixedly connected with the left end of pawl 17, and the front of pawl 17 offers circular groove 21.

As a kind of technical optimization scheme of the utility model, the left view of activity box 5 is T-shaped, and the shape of activity box 5 It is adapted with the shape of limiting slot 4, activity box 5 can be oriented to activity box 5 along the sliding of limiting slot 4 and make activity box 5 It will not be separated with the bottom of 3 inner wall of square box.

As a kind of technical optimization scheme of the utility model, the bottom of activity box 5 is fixedly connected with support rod 22, and props up The surface of strut 22 is flexibly connected with the inner wall of through slot 6, and support rod 22 is fixedly connected on the left side of movable plate 7, and support rod 22 increases Add the structural strength of movable plate 7.

As a kind of technical optimization scheme of the utility model, the right side opening of movable plate 7 is equipped with anti-skid chequer, and anti-skid chequer increases Frictional force between movable plate 7 and telescope support 1, so that being fixed between telescope support 1 and movable plate 7 stronger.

As a kind of technical optimization scheme of the utility model, inlayed at the position of circle box 12 and the corresponding round bar 11 of square box 3 Embedded with bearing 23, the inner wall of bearing 23 is fixedly connected with the surface of round bar 11, and bearing 23 can fix round bar 11 and make round bar 11 It can be with smooth rotation.

When in use, fixed bracket 18 is held on the other hand and moves downward pawl 17, and pawl 17 is separated with ratchet 15, another Hand holds handle 13 and rotates round bar 11, and gear 10 rotates, so that activity box 5 moves downward, rubber pad 8 and flexible Bracket 1 separates, and can disassemble fixed plate 2 and movable plate 7, when installation, rotates backward handle 13, ratchet 15 reversely turns Dynamic, the surface of ratchet 15 squeezes pawl 17 so that the reciprocal side-to-side movement of pawl 17, so that activity box 5 moves right, Movable plate 7 is just overlapped with the surface of telescope support 1, ratchet 15 and pawl 17 cooperate so that movable plate 7 will not counter motion, Fixed plate 2 and movable plate 7 just clamp telescope support 1, and when installation does not need to be welded in fixed plate 2 and movable plate 7 with welding machine flexible On bracket 1, more solder will not be wasted.

It can to sum up obtain, the utility model passes through setting square box 3, activity box 5, gear 10, ratchet 15 and fixed bracket 18, solution The lockplate of current common Double-joint expansion joint device for bridge of having determined is directly welded on telescope support 1 mostly, and when disassembly needs Lockplate is dismantled with weldering device is inhaled, leads to the problem of wasting more solder.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic 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, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of Double-joint expansion joint device for bridge, including telescope support (1) and fixed plate (2), the table of the telescope support (1) The left side of face and fixed plate (2) overlaps, and the quantity of fixed plate (2) is three, it is characterised in that: the top of the fixed plate (2) Portion is fixedly connected with square box (3), and the bottom of square box (3) inner wall offers limiting slot (4), the inner wall of the limiting slot (4) It is connect with the surface activity of activity box (5), the bottom of limiting slot (4) inner wall offers through slot (6), the through slot (6) Inner wall is connect with the surface activity of movable plate (7), and the quantity of movable plate (7) is three, the right side of three movable plates (7) Be fixedly connected with rubber pad (8), the surface of the right side of the rubber pad (8) and telescope support (1) overlaps, the activity box (5) back side of inner wall offers tooth socket (9), and the inner wall of the tooth socket (9) is connect with the surface activity of gear (10), the gear (10) inner wall is fixedly connected with the surface of round bar (11), the top of the round bar (11) through square box (3) and with circle box (12) The top movable of inner wall connects, and the round box (12) is fixedly connected on the upper surface of square box (3), and the surface of the round bar (11) is solid Surely it is socketed with handle (13), is offered sliding slot (14) at the position of the round box (12) corresponding handle (13), the sliding slot (14) Inner wall connect with the surface activity of handle (13), the surface fixing sleeve of the round bar (11) is connected to ratchet (15), the round box (12) side of inner wall offers square groove (16), and the inner wall of the square groove (16) is connect with the surface activity of pawl (17), described Pawl (17) is engaged with ratchet (15), and the upper surface of the square box (3) is fixedly connected with fixed bracket (18), the fixed bracket (18) it is opened up at the top of fluted (19), the inner wall of the groove (19) is connect with the surface activity of pawl (17), the groove (19) it is fixedly connected on the left of inner wall reset spring (20), the right end of the reset spring (20) and the left end of pawl (17) are solid Fixed connection, the front of the pawl (17) offers circular groove (21).

2. a kind of Double-joint expansion joint device for bridge according to claim 1, it is characterised in that: the activity box (5) Left view is T-shaped, and the shape of activity box (5) is adapted with the shape of limiting slot (4).

3. a kind of Double-joint expansion joint device for bridge according to claim 1, it is characterised in that: the activity box (5) Bottom is fixedly connected with support rod (22), and the surface of support rod (22) is flexibly connected with the inner wall of through slot (6), the support rod (22) it is fixedly connected on the left side of movable plate (7).

4. a kind of Double-joint expansion joint device for bridge according to claim 1, it is characterised in that: the movable plate (7) Right side opening is equipped with anti-skid chequer.

5. a kind of Double-joint expansion joint device for bridge according to claim 1, it is characterised in that: the round box (12) and side It is inlaid with bearing (23) at the position of box (3) corresponding round bar (11), the inner wall of the bearing (23) and the surface of round bar (11) It is fixedly connected.