CN218667107U

CN218667107U - Bridge expansion joint single-joint adjusting device

Info

Publication number: CN218667107U
Application number: CN202223017585.7U
Authority: CN
Inventors: 赵洪建; 张灵云
Original assignee: Hengshui Jianqiao Engineering Rubber Co ltd
Current assignee: Hengshui Jianqiao Engineering Rubber Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-21
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a bridge expansion joint single seam adjusting device, including U type frame and bottom plate, the bottom plate has two and the setting of homonymy, and two bottom plates slide in U type frame horizontal limit top both sides, the bar notch that runs through is all seted up at U type frame horizontal limit top both ends, and U type frame horizontal limit bottom is equipped with the synchronous motion mechanism that is used for two bottom plates of synchronous motion, two the equal level in bottom plate top is provided with the clamp plate of looks adaptation, and U type frame horizontal limit top center department is equipped with the reciprocating motion mechanism that is used for reciprocating the clamp plate. The utility model discloses a setting of hinge bar, slider and lead screw can remove the removal to two clamp plates, and further can compress tightly fixedly in step to the shaped steel of expansion joint both sides, has guaranteed the efficiency of adjusting.

Description

Bridge expansion joint single-joint adjusting device

Technical Field

The utility model relates to an adjust technical field, especially relate to a bridge expansion joint single gap adjusting device.

Background

Bridge expansion joints: it is referred to that in order to meet the requirement of deck deformation, expansion joints are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. At the position of the expansion joint, the handrail and the bridge deck pavement are disconnected. The bridge expansion joints function to accommodate displacements and couplings between the superstructure caused by vehicle loads and bridge building materials. But the existing expansion joint has the technical problems of high cost, low efficiency and time consumption in the manufacturing and installation processes.

Although the clamping fixing bolt is rotated to press the pressing strip, the limiting groove is fastened on the upper side edge of the expansion joint section steel for locking and fixing; utilize two T shape guide bars can play the guide effect, carry on spacing relatively to adjusting right side regulating block and left side regulating block simultaneously, prevent to take place to rock relatively, but when fixed to expansion joint shaped steel, can not fix in step, reduced the efficiency to the use, consequently, this problem of need to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bridge expansion joint single-slit adjusting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bridge expansion joint single seam adjusting device, includes U type frame and bottom plate, the bottom plate has two and the homonymy setting, and two bottom plates slide in U type frame horizontal limit top both sides, the bar notch that runs through is all seted up at U type frame horizontal limit top both ends, and is equipped with the synchronous motion mechanism that is used for two bottom plates of synchronous motion, two bottom plate top homonymy is provided with the clamp plate of looks adaptation, and U type frame horizontal limit top center department is equipped with the reciprocating mechanism that is used for reciprocating the clamp plate.

Through the setting of this equipment for can be fixed in step to expansion joint shaped steel, improved the efficiency of adjusting the expansion joint.

Preferably, each bottom plate top both ends all vertically install the gag lever post, and every gag lever post surface all slides inside corresponding clamp plate, the gag lever post is the T type.

As a further technical scheme of the utility model, reciprocating mechanism includes slider and lead screw, and the slider sets up in U type frame horizontal limit top and is located between two clamp plates, four ends of a slider symmetrical side all articulate there is the hinge bar, and four other ends of hinge bar articulate respectively in four ends in two opposite sides of clamp plate.

Further, the lead screw vertically rotates in the center of the top of the transverse side of the U-shaped frame, the surface of the lead screw is connected to the inside of the sliding block through threads, and a first rotary table is horizontally arranged at the top end of the lead screw.

Through the setting of reciprocating mechanism for drive two clamp plates and remove, conveniently compress tightly expansion joint shaped steel, the clamp plate is used for compressing tightly expansion joint shaped steel.

As a further technical scheme of the utility model, synchronous moving mechanism includes strip shaped plate, belt and lead screw, and the strip shaped plate has two, two the strip shaped plate horizontal slip is in U type frame horizontal border bottom both ends respectively, and four ends in two strip shaped plate tops all install the lug, four the lug passes the bar notch that corresponds respectively and installs four ends bottom two bottom plates respectively.

Preferably, the lead screw has two and respectively the level rotate in U type frame horizontal limit bottom both ends, every the lead screw surface all through threaded connection inside two bar boards, and the screw thread of two bar boards of every lead screw connection is all opposite, one of them the second carousel is installed to lead screw one end.

As a further technical scheme of the utility model, the belt level is rotated in U type frame one side, and the inside both ends of belt all are equipped with the pulley, two the equal horizontal installation of pulley side center department has the pivot, and installs respectively in two lead screw tip center departments in the other both ends of two pivots.

Through the setting of synchronous motion mechanism for to bottom plate synchronous motion, conveniently adjust the expansion joint, bar notch and lug are used for connecting and spacing bar plate and bottom plate.

The utility model has the advantages that:

1. the utility model provides a bridge expansion joint single seam adjusting device, through the hinge bar, the setting of slider and lead screw, can remove the removal to two clamp plates, further can compress tightly fixedly in step to the shaped steel of expansion joint both sides, the efficiency of regulation has been guaranteed, at first time expansion joint shaped steel is located between bottom plate and the clamp plate, it rotates to drive the lead screw through rotating first carousel, the lead screw rotates and can drive the slider and remove, the slider removes and can drive four hinge bars and remove, four hinge bar remove and can drive two clamp plate removals, thereby can compress tightly the expansion joint shaped steel that lies in between bottom plate and the clamp plate, and then the efficiency of adjusting the expansion joint has been improved.

2. The utility model provides a bridge expansion joint single crack adjusting device, through the belt, the setting of lead screw and bar shaped plate, can drive two in step and remove by fixed expansion joint shaped steel, thereby made things convenient for and adjusted the expansion joint, it rotates to drive one of them lead screw through rotating the second carousel, one of them lead screw rotates and can drive one of them pulley and rotate, one of them pulley rotates and can drive the belt and rotate, the belt rotates and can drive another pulley and rotate, another pulley rotates and can drive another lead screw and rotate, two lead screws rotate and can drive two bar shaped plate synchronous motion, two bar shaped plate synchronous motion can drive four lug synchronous motion, four lug synchronous motion can drive two bottom plate synchronous motion, thereby can adjust the expansion joint, and then the result of use of this equipment has been improved.

Drawings

Fig. 1 is a schematic structural view of a single-slit adjusting device for a bridge expansion joint according to the present invention;

FIG. 2 is a bottom view of a U-shaped frame of a device for adjusting a single gap of a bridge expansion joint according to the present invention;

fig. 3 is a schematic view of a projection and a connection structure thereof of the single-slit adjusting device for a bridge expansion joint according to the present invention;

fig. 4 is a cross-sectional view of a single-slit adjusting device for a bridge expansion joint according to the present invention.

In the figure: 1. a U-shaped frame; 2. a base plate; 3. pressing a plate; 4. a limiting rod; 5. a strip-shaped notch; 6. a slider; 7. a screw rod; 8. a first turntable; 9. a hinged lever; 10. a second turntable; 11. a belt; 12. a pulley; 13. a strip plate; 14. a lead screw; 15. and (4) a bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a bridge expansion joint single slot adjusting device, including U type frame 1 and bottom plate 2, bottom plate 2 has two and the setting of equal level, and two bottom plates 2 slide in 1 horizontal limit top both sides of U type frame, bar notch 5 that runs through is all seted up at 1 horizontal limit top both ends of U type frame, and 1 horizontal limit bottom of U type frame is equipped with the synchronous motion mechanism who is used for two bottom plates 2 of synchronous motion, 2 top equal levels of two bottom plates are provided with clamp plate 3 of looks adaptation, and 1 horizontal limit top center department of U type frame is equipped with the reciprocating motion mechanism who is used for reciprocating

clamp plate

3, 2 top both ends of every bottom plate are equal vertical installs gag lever post 4, and every gag lever post 4 surface all slides inside corresponding clamp plate 3, gag lever post 4 is the T type, through the setting of this equipment, make can be fixed to expansion joint shaped steel synchronization, the efficiency of adjusting to the expansion joint has been improved.

Referring to fig. 1 and 2, in a preferred embodiment, the up-down moving mechanism includes slider 6 and lead screw 7, and slider 6 sets up in 1 horizontal limit top of U type frame and is located between two clamp plates 3, slider 6 symmetrical side four ends all articulate there is hinge bar 9, and four other four ends of hinge bar 9 articulate respectively in two opposite side four ends of clamp plate 3, lead screw 7 is vertical to be rotated in 1 horizontal limit top center department of U type frame, and lead screw 7 surface passes through threaded connection inside

slider

6, 7 top horizontal installation of lead screw has first carousel 8, setting through up-down moving mechanism, be used for driving two clamp plates 3 and remove, conveniently compress tightly expansion joint shaped steel, clamp plate 3 is used for compressing tightly expansion joint shaped steel.

Referring to fig. 4 and 3, in a preferred embodiment, the synchronous moving mechanism includes two strip-shaped plates 13, a belt 11 and two lead screws 14, and the two strip-shaped plates 13 are respectively horizontally slid at two ends of the bottom of the transverse side of the U-shaped frame 1, and four ends of the top of the two strip-shaped plates 13 are respectively provided with a bump 15, the four bumps 15 respectively pass through the corresponding strip-shaped notches 5 and are respectively installed at four ends of the bottom of the two bottom plates 2, the two lead screws 14 are respectively horizontally rotated at two ends of the bottom of the transverse side of the U-shaped frame 1, each lead screw 14 is surface-connected inside the two strip-shaped plates 13 through threads, and the threads of each lead screw 14 connecting the two strip-shaped plates 13 are opposite, one end of each lead screw 14 is provided with a second rotary disc 10, the belt 11 is horizontally rotated at one side of the U-shaped frame 1, and two ends inside the belt 11 are provided with pulleys 12, two side centers of the pulleys 12 are horizontally provided with a rotary shaft, and the other two ends of the two rotary shafts are respectively installed at the centers of the ends of the two end portions of the two lead screws 14, the synchronous moving mechanism is used for synchronously moving the bottom plates 2, thereby facilitating adjustment of the strip-shaped plate, and the projection 5 and the projection 15 are used for connecting the strip-shaped plate 13 and the bottom plate and the limit plate 2.

The working principle of the embodiment is as follows: in actual use, at first, the expansion joint section steel is located between the bottom plate 2 and the pressing plate 3, the first rotary table 8 is rotated to drive the screw rod 7 to rotate, the screw rod 7 rotates to drive the sliding block 6 to move, the sliding block 6 moves to drive the four hinge rods 9 to move, the four hinge rods 9 move to drive the two pressing plates 3 to move, thereby the expansion joint section steel located between the bottom plate 2 and the pressing plate 3 can be compressed, further the efficiency of adjusting the expansion joint is improved, one screw rod 14 is driven to rotate by rotating the second rotary table 10, one screw rod 14 rotates to drive one pulley 12, one pulley 12 rotates to drive the belt 11 to rotate, the belt 11 rotates to drive the other pulley 12 to rotate, the other pulley 12 rotates to drive the other screw rod 14 to rotate to drive the two strip plates 13 to move synchronously, the two strip plates 13 move synchronously to drive the four lugs 15 to move synchronously, the four lugs 15 move synchronously to drive the two bottom plates 2 to move synchronously, thereby the expansion joint section steel can be adjusted, and further the using effect of the device is improved.

Having shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting in any way, since the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein and are therefore not to be embraced therein by any reference numerals in the claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a bridge expansion joint list seam adjusting device, includes U type frame (1) and bottom plate (2), its characterized in that, bottom plate (2) have two and the equal level setting, and two bottom plates (2) slide in U type frame (1) horizontal limit top both sides, bar notch (5) that run through are all seted up at U type frame (1) horizontal limit top both ends, and are equipped with the synchronous motion mechanism that is used for two bottom plates of synchronous motion (2) bottom U type frame (1) horizontal limit, two bottom plate (2) top equal level is provided with clamp plate (3) of looks adaptation, and U type frame (1) horizontal limit top center department is equipped with the mechanism that reciprocates that is used for reciprocating clamp plate (3).

2. The single-slit adjusting device for the bridge expansion joint according to claim 1, wherein two ends of the top of each bottom plate (2) are vertically provided with limiting rods (4), the surface of each limiting rod (4) slides inside the corresponding pressure plate (3), and the limiting rods (4) are T-shaped.

3. The single-gap adjusting device for the bridge expansion joint according to claim 2, wherein the up-down moving mechanism comprises a sliding block (6) and a screw rod (7), the sliding block (6) is arranged above the transverse edge of the U-shaped frame (1) and is positioned between the two pressing plates (3), four symmetrical sides of the sliding block (6) are hinged with hinge rods (9), and the other four ends of the four hinge rods (9) are hinged with four opposite sides of the two pressing plates (3).

4. The single-gap adjustment device for the bridge expansion joint according to claim 3, wherein the screw rod (7) vertically rotates at the center of the top of the transverse side of the U-shaped frame (1), the surface of the screw rod (7) is connected to the inside of the sliding block (6) through a thread, and the top end of the screw rod (7) is horizontally provided with the first rotating disc (8).

5. The single-slit adjusting device for the bridge expansion joint according to claim 4, wherein the synchronous moving mechanism comprises two strip-shaped plates (13), a belt (11) and a screw (14), the two strip-shaped plates (13) horizontally slide at two ends of the bottom of the transverse edge of the U-shaped frame (1) respectively, the four ends of the top of the two strip-shaped plates (13) are provided with the protruding blocks (15), and the four protruding blocks (15) respectively penetrate through the corresponding strip-shaped notches (5) and are respectively arranged at the four ends of the bottom of the two bottom plates (2).

6. The single-joint adjusting device for the bridge expansion joint according to claim 5, wherein the two screw rods (14) are horizontally rotated at two ends of the bottom of the transverse side of the U-shaped frame (1), the surface of each screw rod (14) is connected to the inside of the two strip-shaped plates (13) through threads, the threads of each screw rod (14) connecting the two strip-shaped plates (13) are opposite, and one end of one screw rod (14) is provided with the second rotary table (10).

7. The single-slit adjusting device for the bridge expansion joint according to claim 6, wherein the belt (11) horizontally rotates at one side of the U-shaped frame (1), pulleys (12) are respectively arranged at two ends inside the belt (11), rotating shafts are respectively horizontally arranged at centers of side surfaces of the two pulleys (12), and the other two ends of the two rotating shafts are respectively arranged at centers of end portions of the two lead screws (14).