CN217204702U

CN217204702U - Expansion joint seam body adjusting device

Info

Publication number: CN217204702U
Application number: CN202221121228.2U
Authority: CN
Inventors: 朱新平; 姜雪; 张为生; 程万里; 张志豪; 袁朝旭
Original assignee: Nanjing Tehuining Transportation Technology Co ltd
Current assignee: Nanjing Tehuining Transportation Technology Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-08-16
Anticipated expiration: 2032-05-11

Abstract

The utility model discloses an expansion joint seam body adjusting device, including expansion joint main part and regulating block, two the expansion joint main part is kept away from the anchor reinforcing bar of the equal fixedly connected with evenly distributed in regulating block right side position, regulating block left and right sides central point puts and all runs through and fixedly connected with screw rod, screw rod external diameter left and right sides position all runs through and threaded connection has the double-screw bolt, the screw rod external diameter left and right sides is close to the intermediate position and all runs through and threaded connection has swivel nut. The utility model discloses in, rotate the regulating block and drive the screw rod and rotate, under screw thread opposite direction's effect between positive screw thread and back-thread, two blocks can be along the screw rod back motion towards motion each other at the swivel nut of expansion joint main part bottom baffle department, and then adjust the distance between the expansion joint, and two double-screw bolts also can be along the screw rod back motion towards motion each other simultaneously, drive couple pulling anchor reinforcing bar to both sides motion, play the expansion effect to the expansion joint.

Description

Expansion joint seam body adjusting device

Technical Field

The utility model relates to an expansion joint technical field especially relates to an expansion joint seam body adjusting device.

Background

The expansion joint, which is a building expansion joint, is a structural joint provided at an appropriate position along a building or a construction joint direction of the building in order to prevent a structure from being cracked or damaged due to a change in temperature (thermal expansion or contraction) of the building. The expansion joint divides building components above a foundation such as a wall, a floor and a roof (except a wooden roof) into two independent parts, so that the building or the structure can horizontally expand and contract along the length direction. The telescopic device can be manufactured in sections and spliced on site due to the limitation of the transportation length. The telescopic devices stored on the construction site are arranged in parallel and are not stacked in a crossed manner so as to prevent deformation. The installation of the telescopic device can be performed under the approval of a supervision engineer. If the design file has the specification, the bridge design file is used as the basis for the specification.

Chinese patent 201920067148.5 discloses a device capable of conveniently and accurately adjusting the width of an expansion joint, which comprises a first screw, a second screw and a sleeve nut, wherein the first screw and the second screw are symmetrically arranged with the screws in opposite directions, and the screw threads of the first screw and the second screw are opposite in rotation direction and are respectively in corresponding threaded connection with two ends of the screw hole of the sleeve nut. The device that this patent provided lacks the pulling mechanism to the anchor reinforcing bar at the practical application in-process, has reduced the expansion joint and has adjusted efficiency, lacks adjustment and locking to the couple position, and the practicality of device is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an expansion joint body adjusting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an expansion joint seam body adjusting device, includes expansion joint main part and regulating block, two the expansion joint main part is kept away from the equal fixedly connected with evenly distributed's of regulating block right side position anchor reinforcing bar, regulating block left and right sides central point puts and all runs through and fixedly connected with screw rod, screw rod external diameter left and right sides position all runs through and threaded connection has the double-screw bolt, the screw rod external diameter left and right sides is close to the intermediate position and all runs through and threaded connection has swivel nut, two double-screw bolt rear end central point puts equal fixedly connected with slide bar, two equal sliding connection has evenly distributed's sliding sleeve on the slide bar external diameter.

As a further description of the above technical solution:

and the rear end positions of the two rotary nuts are respectively in sliding connection with the bottoms of the two expansion joint main bodies.

As a further description of the above technical solution:

and the left side position of the outer diameter of the screw rod penetrates through and is provided with a positive thread.

As a further description of the above technical solution:

and the right side of the outer diameter of the screw rod penetrates through the screw rod and is provided with a reverse thread.

As a further description of the above technical solution:

the sliding sleeve outer diameter is close to the equal fixedly connected with couple in anchor reinforcing bar one side position and is geted in touch between couple and the anchor reinforcing bar.

As a further description of the above technical solution:

the sliding sleeve is far away from one side position of the anchoring reinforcing steel bar and penetrates through the sliding sleeve, and the sliding sleeve is in threaded connection with a locking nut and is in contact with the sliding rod.

As a further description of the above technical solution:

the thread direction between the positive thread and the negative thread is opposite.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first rotate the regulating block and drive the screw rod and rotate, under screw thread opposite direction's effect between positive screw thread and back-thread, two blocks can be along the screw rod back motion towards motion each other at the swivel nut of expansion joint main part bottom baffle department, and then adjust the distance between the expansion joint, and two double-screw bolts also can be along the screw rod back motion towards motion each other simultaneously, drive couple pulling anchor reinforcing bar to both sides motion, play the expansion effect to the expansion joint.

2. The utility model discloses in, through the distance between the sliding sleeve adjustment couple, be convenient for the couple can swiftly hang on corresponding anchor reinforcing bar, then with couple adjustment level, lock the couple through lock nut for the couple is more effective at the effort that stimulates in-process couple to lock nut.

Drawings

Fig. 1 is a perspective view of an expansion joint body adjusting device provided by the present invention;

fig. 2 is a screw structure view of the adjusting device for the expansion joint body of the present invention;

fig. 3 is a double-screw bolt structure diagram of an expansion joint body adjusting device provided by the utility model.

Illustration of the drawings:

1. a stud; 2. a screw; 3. anchoring the steel bars; 4. an expansion joint main body; 5. a positive thread; 6. rotating the nut; 7. an adjusting block; 8. reverse threads; 9. hooking; 10. locking the nut; 11. a sliding sleeve; 12. a slide bar.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an expansion joint body adjusting device comprises expansion joint main bodies 4 and an adjusting block 7, wherein anchor steel bars 3 which are uniformly distributed are fixedly connected to positions of the two expansion joint main bodies 4 far away from the right side of the adjusting block 7, central positions of the left side and the right side of the adjusting block 7 penetrate through and are fixedly connected with screw rods 2, positions of the left side and the right side of the outer diameter of each screw rod 2 penetrate through and are in threaded connection with screw bolts 1, positions of the left side and the right side of the outer diameter of each screw rod 2, which are close to the middle position, penetrate through and are in threaded connection with rotating nuts 6, central positions of the rear ends of the two screw bolts 1 are fixedly connected with sliding rods 12, sliding sleeves 11 which are uniformly distributed are slidably connected on the outer diameters of the two sliding rods 12, the adjusting block 7 is rotated to drive the screw rods 2 to rotate, under the action of opposite thread directions between a positive thread 5 and a negative thread 8, the two rotating nuts 6 which are clamped at a baffle at the bottom of the expansion joint main bodies 4 move towards each other directions along the screw rods 2, and then adjust the distance between the expansion joint, two double-screw bolts 1 also can be along screw rod 2 to the opposite direction motion of motion each other simultaneously, drive couple 9 pulling anchor reinforcing bar 3 to the both sides motion, play the expansion effect to the expansion joint.

The rear ends of two rotating nuts 6 are respectively connected with the bottoms of two expansion joint bodies 4 in a sliding way, the left side of the outer diameter of the screw rod 2 is penetrated and provided with a positive thread 5, the right side of the outer diameter of the screw rod 2 is penetrated and provided with a negative thread 8, the positions of the outer diameter of the sliding sleeve 11, which are close to one side of the anchoring steel bar 3, are fixedly connected with a hook 9, the hook 9 is contacted with the anchoring steel bar 3, the positions of the sliding sleeve 11, which are far away from one side of the anchoring steel bar 3, are penetrated and connected with a locking nut 10 in a threaded way, the locking nut 10 is contacted with a sliding rod 12, the thread directions of the positive thread 5 and the negative thread 8 are opposite, the distance between the hooks 9 is adjusted by the sliding slide sleeve 11, so that the hooks 9 can be quickly hung on the corresponding anchoring steel bars 3, then the hook 9 is adjusted to be horizontal, and the hook 9 is locked through the locking nut 10, so that the acting force of the hook 9 on the locking nut 10 in the pulling process of the hook 9 is more effective.

The working principle is as follows: firstly, the adjusting block 7 is rotated to drive the screw rod 2 to rotate, under the action of opposite thread directions between the positive thread 5 and the negative thread 8, the two rotary nuts 6 clamped at the baffle at the bottom of the expansion joint main body 4 can move along the screw rod 2 in opposite directions of moving towards each other, and further the distance between the expansion joints is adjusted, meanwhile, the two screw bolts 1 can also move along the screw rod 2 in opposite directions of moving towards each other, the hook 9 is driven to pull the anchoring reinforcing steel bar 3 to move towards two sides, the expansion joints are enlarged, the distance between the hooks 9 is adjusted through the sliding sleeve 11, the hooks 9 can be quickly hung on the corresponding anchoring reinforcing steel bars 3, then the hooks 9 are adjusted to be horizontal, the hooks 9 are locked through the locking nuts 10, and the acting force of the hooks 9 on the locking nuts 10 in the pulling process is enabled to be more effective.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an expansion joint seam body adjusting device, includes expansion joint main part (4) and regulating block (7), its characterized in that: two expansion joint main part (4) are kept away from anchor reinforcing bar (3) of the equal fixedly connected with evenly distributed in regulating block (7) right side position, regulating block (7) left and right sides central point puts and all runs through and fixedly connected with screw rod (2), screw rod (2) external diameter left and right sides position all runs through and threaded connection has double-screw bolt (1), screw rod (2) external diameter left and right sides is close to intermediate position and all runs through and threaded connection has swivel nut (6), two double-screw bolt (1) rear end central point puts equal fixedly connected with slide bar (12), two equal sliding connection has evenly distributed's sliding sleeve (11) on slide bar (12) external diameter.

2. The expansion joint body adjusting device of claim 1, wherein: the rear ends of the two rotating nuts (6) are respectively connected with the bottoms of the two expansion joint main bodies (4) in a sliding manner.

3. The expansion joint body adjusting device of claim 1, wherein: the screw rod (2) is penetrated and provided with a positive thread (5) at the left position of the outer diameter.

4. The expansion joint body adjusting device of claim 1, wherein: the right side of the outer diameter of the screw rod (2) is penetrated and provided with a reverse thread (8).

5. The expansion joint body adjusting device of claim 1, wherein: the outer diameter of the sliding sleeve (11) is close to one side of the anchoring steel bar (3) and is fixedly connected with a hook (9) and the hook (9) is in contact with the anchoring steel bar (3).

6. The expansion joint body adjusting device of claim 1, wherein: the sliding sleeve (11) is far away from one side of the anchoring steel bar (3) and is connected with a locking nut (10) in a penetrating and threaded mode, and the locking nut (10) is in contact with the sliding rod (12).

7. The expansion joint body adjusting device of claim 3, wherein: the thread direction between the positive thread (5) and the negative thread (8) is opposite.