CN216129968U

CN216129968U - Sliding box of bridge expansion device

Info

Publication number: CN216129968U
Application number: CN202122556395.1U
Authority: CN
Inventors: 屠天麟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-23
Filing date: 2021-10-23
Publication date: 2022-03-25
Anticipated expiration: 2031-10-23

Abstract

The utility model provides a sliding box of a bridge expansion device. The sliding box of the bridge expansion device comprises two outer boxes; the sliding box body is slidably arranged between the two outer boxes; the first sliding rod is slidably mounted on the sliding box body; the second sliding rod is slidably mounted on the sliding box body; the two moving holes are formed in the second sliding rod; the mounting rods are slidably mounted in the two moving holes and fixedly connected with the first sliding rod; and the two sealing baffle plates are fixedly arranged on the corresponding outer box respectively. The sliding box of the bridge expansion device provided by the utility model has the advantages that the use is convenient, the sliding box body can be adjusted to move up and down and left and right, and the smooth use of the sliding box body is ensured.

Description

Sliding box of bridge expansion device

Technical Field

The utility model relates to the technical field of bridge telescopic production, in particular to a sliding box of a bridge telescopic device.

Background

The bridge is at the in-process that uses, because the atress can make the bridge floor take place deformation, in order to satisfy the requirement that the bridge floor warp, set up the expansion joint between two beam ends usually, between beam end and abutment or on the articulated position of bridge, the installation is used for realizing the flexible relevant equipment of bridge in the expansion joint, the case that slides is as the important bearing of modulus formula telescoping device, displacement part, realize the flexible important structure of bridge, the bridge telescoping device sliding box that has disclosed in the correlation technique, the bridge telescoping device sliding box includes: two mounting boxes; the two sliding blocks are respectively installed in the corresponding installation boxes in a sliding manner; the two first springs are fixedly arranged on the inner wall of one side of the corresponding installation box respectively; the first sliding rod and the second sliding rod are respectively and fixedly arranged on the corresponding sliding blocks; the two second springs are respectively sleeved on the first sliding rod and the second sliding rod, the sliding box of the bridge expansion device provided by the device is provided with the clamping groove and the clamping block, so that a plurality of different distances can be adjusted between the two installation boxes, the device is stronger in applicability, the first spring and the second spring are arranged to play a buffering role in the two installation boxes, and the bridge is more stable in installation and later-period use.

However, still have the weak point in this technique, during the bridge atress, it can make to take place the side-to-side movement between the bridge face of two connections to have gone out, can make to produce the up-and-down staggered movement between two bridge faces more, the bridge face still can take place slightly horizontal hunting sometimes simultaneously, and two install bins can only realize moving about in the comparison file, first slide bar and the second slide bar on two install bins utilize a plurality of first bolts to fix, in case the bridge face appears upper and lower or side-to-side movement, can make unable motion between first slide bar and the second slide bar, when bearing road surface pressure, will appear collapsing absolutely between first slide bar and the second slide bar, lead to the unable normal use of slippage case.

Therefore, there is a need to provide a new sliding box for a bridge expansion device to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing a sliding box of a bridge expansion device, which is convenient to use, enables a sliding box body to be adjusted to move up and down, left and right and ensures the smooth use of the sliding box body.

In order to solve the technical problem, the sliding box of the bridge expansion device provided by the utility model comprises: two outer boxes; the sliding box body is slidably arranged between the two outer boxes; the first sliding rod is slidably mounted on the sliding box body; the second sliding rod is slidably mounted on the sliding box body; the two moving holes are formed in the second sliding rod; the mounting rods are slidably mounted in the two moving holes and fixedly connected with the first sliding rod; the two sealing baffle plates are respectively and fixedly arranged on the corresponding outer packing boxes; the two L-shaped rods are fixedly arranged on the corresponding sealing baffle respectively; the two rectangular blocks are respectively and slidably mounted on the corresponding L-shaped rods and are fixedly connected with the sliding box body; the two fixing plates are respectively and fixedly arranged on the corresponding external box; the two sliding plates are respectively and slidably arranged on the corresponding fixed plates; the two connecting plates are respectively and fixedly arranged on one side of the corresponding sliding plate; and the elastic mechanisms are arranged on the two connecting plates.

Preferably, the elastic mechanism includes: longitudinal bar, trapezoidal piece, suit piece, spring and put into the groove, longitudinal bar fixed mounting is in the bottom of connecting plate, trapezoidal piece sliding sleeve is established on longitudinal bar, suit piece contacts with the top of trapezoidal piece, the spring housing is established on longitudinal bar, put into the groove and set up on trapezoidal piece, put into groove and longitudinal bar looks adaptation.

Preferably, an installation groove is formed in one side of the connecting plate and matched with the L-shaped rod, rolling balls are inlaid in one side of the connecting plate and the inner wall of the installation groove, and the rolling balls are in rolling contact with the sealing baffle and the L-shaped rod respectively.

Preferably, a shielding plate is fixedly installed on one side of the sliding plate, and the shielding plate is matched with the fixing plate.

Preferably, a plurality of round beads are inlaid at the bottom of the trapezoidal block, and the round beads are all contacted with the inner wall of the outer box.

Preferably, all seted up the side groove on putting into the both sides inner wall of groove, two equal slidable mounting in the side inslot connects the slide bar, two connect the slide bar all with longitudinal rod fixed connection.

Preferably, the fixed plate is provided with a movable groove, and the movable groove is matched with the sliding plate.

Compared with the prior art, the sliding box of the bridge expansion device provided by the utility model has the following beneficial effects:

two motion holes that the second slide bar of installation was seted up on the box body that slides except providing certain rotation space for first slide bar, also make and can produce between first slide bar and the second slide bar and slide, make things convenient for the two to have sufficient activity space when taking place the dislocation removal, a plurality of springs of installation are the space of the supplementary activity of removal between two bridge floors on two outer packing boxes, make things convenient for two bridge floors to reset fast simultaneously and keep the road surface level and smooth.

Drawings

FIG. 1 is a schematic cross-sectional front view of a sliding box of a bridge expansion device according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1;

figure 4 is a top assembly view of the first slide bar, the second slide bar, the motion aperture, and the mounting bar of the present invention.

Reference numbers in the figures: 1. packing the box outside; 2. a sliding box body; 3. a first slide bar; 4. a second slide bar; 5. a motion hole; 6. mounting a rod; 7. sealing a baffle plate; 8. an L-shaped rod; 9. a rectangular block; 10. a fixing plate; 11. a sliding plate; 12. a connecting plate; 13. a longitudinal rod; 14. a trapezoidal block; 15. sleeving a block; 16. a spring; 17. and placing the steel strip into the groove.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a front cross-sectional view illustrating a sliding box of a bridge expansion device according to a preferred embodiment of the present invention; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1; figure 4 is a top assembly view of the first slide bar, the second slide bar, the motion aperture, and the mounting bar of the present invention. Bridge telescoping device sliding box includes: two outer boxes 1 are provided, and two sides of each outer box 1 are provided with openings, so that the sliding box body 2 can be conveniently installed and fixed; the sliding box body 2 is arranged between the two outer boxes 1 in a sliding manner; the first sliding rod 3 is mounted on the sliding box body 2 in a sliding mode; the second sliding rod 4 is mounted on the sliding box body 2 in a sliding mode; the two moving holes 5 are formed in the second sliding rod 4; the mounting rods 6 are slidably mounted in the two moving holes 5, the mounting rods 6 are fixedly connected with the first sliding rod 3, and limiting blocks are fixedly mounted at two ends of each mounting rod 6 to prevent the first sliding rod 3 and the second sliding rod 4 from falling off; the two sealing baffle plates 7 are respectively and fixedly arranged on the corresponding external box 1 and are fixed on the external box 1 through four bolts; the two L-shaped rods 8 are respectively fixedly arranged on the corresponding baffle plates 7; the two rectangular blocks 9 are respectively and slidably mounted on the corresponding L-shaped rods 8, the two rectangular blocks 9 are both fixedly connected with the sliding box body 2, the rectangular blocks 9 are provided with through holes, and the rectangular blocks 9 are slidably mounted on the L-shaped rods 8 through the through holes; the two fixing plates 10 are respectively and fixedly installed on the corresponding external box 1, a plurality of right-angle bent plates are installed on the fixing plates 10, and the right-angle bent plates are fixed on the external box 1 through bolts; two sliding plates 11, wherein the two sliding plates 11 are respectively slidably mounted on the corresponding fixed plate 10; two connecting plates 12, wherein the two connecting plates 12 are respectively and fixedly arranged on one side of the corresponding sliding plate 11; a plurality of elastic mechanisms, a plurality of which are all installed on two of the connecting plates 12.

In order to move the two slide box bodies 2 up and down and restore the original positions after the pressure is applied, in the present invention, it is preferable that the elastic mechanism includes: longitudinal rod 13, trapezoidal piece 14, suit piece 15, spring 16 and put into groove 17, longitudinal rod 13 fixed mounting is in the bottom of connecting plate 12, trapezoidal piece 14 slip cover is established on longitudinal rod 13, suit piece 15 contacts with the top of trapezoidal piece 14, spring 16 cover is established on longitudinal rod 13, put into groove 17 and set up on trapezoidal piece 14, put into groove 17 and longitudinal rod 13 looks adaptation.

In order to prevent the position conflict between the L-shaped rod 8 and the connecting plate 12, and enable one side of the connecting plate 12 to be in contact with the blocking plate 7, and improve the moving stability of the connecting plate 12, in the utility model, preferably, an installation groove is formed in one side of the connecting plate 12, the installation groove is matched with the L-shaped rod 8, rolling beads are embedded in one side of the connecting plate 12 and the inner wall of the installation groove, and the two rolling beads are in rolling contact with the blocking plate 7 and the L-shaped rod 8 respectively.

In order to shield the side edge of the sliding plate 11, in the present invention, it is preferable that a shielding plate is fixedly installed at one side of the sliding plate 11, and the shielding plate is adapted to the fixed plate 10.

In order to prevent the trapezoidal blocks 14 from being caught when they contact the inner wall of the outer case 1, in the present invention, it is preferable that a plurality of circular beads are embedded in the bottom of the trapezoidal blocks 14, and all of the plurality of circular beads contact the inner wall of the outer case 1.

In order to prevent the trapezoidal block 14 from falling off from the longitudinal rod 13 and limit the movement range of the longitudinal rod 13, in the present invention, preferably, side grooves are respectively formed on the inner walls of both sides of the insertion groove 17, two slide receiving rods are slidably mounted in the two side grooves, and both the two slide receiving rods are fixedly connected with the longitudinal rod 13.

In order to provide a space for installing and moving the sliding plate 11, in the present invention, it is preferable that the fixed plate 10 is provided with a movable groove, and the movable groove is adapted to the sliding plate 11.

The working principle of the sliding box of the bridge expansion device provided by the utility model is as follows:

in order to enable the sliding box to have the function of adjusting up-down and left-right movement, two outer boxes 1 can be additionally arranged on a sliding box body 2 in a comparison document, and a related mechanism matched with the two outer boxes 1 is utilized to realize the normal use of the sliding box, when the two outer boxes 1 are installed, a fixed plate 10, a sliding plate 11 and a connecting plate 12 are firstly extended into the outer boxes 1 and fixed on the inner walls of the outer boxes 1, at the moment, the connecting plate 12 is contacted with the bottom of one outer box of the sliding box body 2, then an L-shaped rod 8 is slid into the outer boxes 1 along the inner walls of the bottoms of the outer boxes 1 through a sealing baffle 7, the sealing baffle 7 is attached to one side of the outer boxes 1, then the sealing baffle 7 is pushed upwards, the sealing baffle 7 drives the L-shaped rod 8 to be slidably installed on a rectangular block 9, and the rectangular block 9 and the L-shaped rod 8 are connected in a sliding sleeved mode, then the sealing baffle 7 is fixed to keep stable connection with the outer casing 1, when the bridge deck at two ends is stressed, the pressure from the upper side is gradually transmitted to the two outer casings 1, because of the existence of the expansion joint between the two bridge decks, the stress time between the two outer casings 1 has some difference, so that the up-and-down and left-and-right deviation of the positions between the first slide bar 3 and the second slide bar 4 on the two outer casings 1 is generated, when the outer casing 1 is stressed, the pressure is transmitted to the sliding casing body 2 through the first slide bar 3 and the second slide bar 4, when the sliding casing body 2 is stressed, the two connecting plates 12 are pressed downwards, the two connecting plates 12 drive the plurality of longitudinal bars 13 to move downwards, when the plurality of longitudinal bars 13 move downwards, the corresponding springs 16 are pressed, the springs 16 are deformed, and the longitudinal bars 13 gradually move into the grooves 17 in the moving process, simultaneously, two receiving slide bars are driven to slide in corresponding side grooves, the spring 16 gradually starts to rebound after being compressed to a limit position, the outer box 1 is driven to rebound to an initial position, the mounting rod 6 on the first slide bar 3 slides in the two motion holes 5 on the second slide bar 4 in the driven process of the outer box 1, meanwhile, the two motion holes 5 reserve relative movable spaces for the mounting rod 6, when the two outer boxes 1 rotate, the mounting rod 6 rotates between the two motion holes 5, and under the matching of the two outer boxes 1, slight rotation can be completed between the two bridge decks.

two motion holes 5 that the second slide bar 4 of installation seted up on the case body 2 that slides except providing certain rotation space for first slide bar 3 also make and can produce between first slide bar 3 and the second slide bar 4 and slide, make things convenient for the two to have sufficient activity space when taking place the dislocation removal, a plurality of springs 16 of installation are the space of the supplementary activity of removal between two bridge floors on two outer boxes 1, make things convenient for two bridge floors to reset fast simultaneously and keep the road surface level and smooth.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, and the like of the device is not completely described, but on the premise that those skilled in the art understand the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a bridge telescoping device box that slides which characterized in that includes:

two outer boxes;

the sliding box body is slidably arranged between the two outer boxes;

the first sliding rod is slidably mounted on the sliding box body;

the second sliding rod is slidably mounted on the sliding box body;

the two moving holes are formed in the second sliding rod;

the mounting rods are slidably mounted in the two moving holes and fixedly connected with the first sliding rod;

the two sealing baffle plates are respectively and fixedly arranged on the corresponding outer packing boxes;

the two L-shaped rods are fixedly arranged on the corresponding sealing baffle respectively;

the two rectangular blocks are respectively and slidably mounted on the corresponding L-shaped rods and are fixedly connected with the sliding box body;

the two fixing plates are respectively and fixedly arranged on the corresponding external box;

the two sliding plates are respectively and slidably arranged on the corresponding fixed plates;

the two connecting plates are respectively and fixedly arranged on one side of the corresponding sliding plate;

and the elastic mechanisms are arranged on the two connecting plates.

2. The bridge expansion device sliding box of claim 1, wherein said spring mechanism comprises: longitudinal bar, trapezoidal piece, suit piece, spring and put into the groove, longitudinal bar fixed mounting is in the bottom of connecting plate, trapezoidal piece sliding sleeve is established on longitudinal bar, suit piece contacts with the top of trapezoidal piece, the spring housing is established on longitudinal bar, put into the groove and set up on trapezoidal piece, put into groove and longitudinal bar looks adaptation.

3. The sliding box of bridge expansion device of claim 1, wherein a mounting groove is formed on one side of the connecting plate, the mounting groove is adapted to the L-shaped rod, rolling beads are embedded on one side of the connecting plate and the inner wall of the mounting groove, and the two rolling beads are in rolling contact with the blocking plate and the L-shaped rod respectively.

4. The bridge expansion device sliding box of claim 1, wherein a shielding plate is fixedly installed on one side of the sliding plate, and the shielding plate is matched with the fixing plate.

5. The bridge expansion device sliding box of claim 2, wherein a plurality of round beads are inlaid at the bottom of the trapezoidal blocks, and the round beads are all contacted with the inner wall of the outer box.

6. The sliding box of bridge expansion device of claim 2, wherein the inner walls of the two sides of the insertion groove are respectively provided with a side groove, two side grooves are respectively and slidably mounted with a connection sliding rod, and the two connection sliding rods are respectively and fixedly connected with the longitudinal rod.

7. The sliding box of bridge expansion device of claim 1, wherein the fixed plate is provided with a movable slot, and the movable slot is matched with the sliding plate.