CN211038653U

CN211038653U - Concrete pipe sheet buffer stop

Info

Publication number: CN211038653U
Application number: CN201921775182.4U
Authority: CN
Inventors: 王昊; 杜姣; 刘安东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-07-17
Anticipated expiration: 2029-10-22

Abstract

The utility model relates to the technical field of concrete prefabrication, and discloses a concrete segment anti-collision device, which comprises a stress part which is attached to a hand hole part of a concrete segment, wherein a handle is fixedly arranged on the lateral part of the stress part, the bottom of the stress part is connected with a buffer part through a clamping mechanism, and the bottom of the buffer part is arranged in a cambered surface; the clamping mechanism comprises two convex blocks which are symmetrically and fixedly connected to the lower surface of the stressed part, grooves matched with the convex blocks are symmetrically formed in the upper surface of the buffering part, the convex blocks are clamped with the grooves, the bottoms of the convex blocks are abutted to the bottoms of the grooves, clamping grooves are formed in the side walls of the two convex blocks, the side walls of the grooves are opposite to each other, movable grooves corresponding to the clamping grooves are formed in the side walls of the grooves, springs are fixedly connected to the bottoms of the movable grooves, and clamping blocks matched with the clamping grooves are fixedly connected to the other ends of the. The utility model discloses the convenient concrete section of jurisdiction that is applicable to different models to effectively improve buffer stop's suitability.

Description

Concrete pipe sheet buffer stop

Technical Field

The utility model relates to a precast concrete technical field especially relates to a concrete pipe piece buffer stop.

Background

In recent years, with the rapid development of urban rail transit systems and the influence of national policies, major cities begin to invest in the construction of subways. In the subway construction, the underground section is mostly constructed by a shield method, part of water pipelines are also constructed by the shield method, and the shield method construction has strict requirements on the quality of shield segments. The shield segment has the defects of bubbles, cracks and the like in the production process, and also has the defects of segment chipping, corner chipping and the like due to collision in the hoisting and storing processes, so that the overall quality and the appearance color of the segment are still greatly influenced even after the segment is repaired. The duct piece is collided mainly in the processes of transporting the duct piece in a hoisting mode, maintaining the duct piece in the pool water in a hoisting mode, hoisting the duct piece to a storage yard, storing the duct piece in the storage yard and the like, the duct piece is densely piled in the processes, the distance between the duct piece and the duct piece is small, the hoisting speed of the duct piece cannot be too low, and the operation technical requirement on door bridge machine operators is high. The conventional anti-collision device for the concrete pipe piece mainly comprises battens, a plastic anti-collision block, rubber wound at the edge position of the pipe piece and the like, and the conventional anti-collision device for the concrete pipe piece has the defects of difficulty in installation and taking and placing, unfixed installation position, easiness in falling, frequent installation and taking and placing, higher labor cost and the like.

In a patent with the Chinese patent No. CN207989042U, a concrete segment anti-collision device is disclosed, which comprises a handle, wherein the handle is connected with a stress part, the stress part is connected with a buffer part, the stress part is completely attached to a hand hole part of a concrete segment, the buffer part is cylindrical, and the contact surface of the buffer part and the concrete segment is an arc surface; however, the scheme still has the following defects:

this technical scheme's buffer position and atress position fixed connection, to its cambered surface radius inequality of different concrete segment, and the buffer position of this scheme only is adapted to the radial concrete segment of cambered surface, and the buffer position is inconvenient carries out the dismouting as required and changes to influence buffer stop's suitability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the concrete segment buffer stop suitability is low among the prior art, and a concrete segment buffer stop that proposes.

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

a concrete pipe piece anti-collision device comprises a stress part which is jointed with a hand hole part of a concrete pipe piece, wherein a handle is fixedly arranged on the side part of the stress part, the bottom of the stress part is connected with a buffer part through a clamping mechanism, and the bottom of the buffer part is arranged in a cambered surface manner;

the clamping mechanism comprises two convex blocks which are symmetrically and fixedly connected with the lower surface of the stressed part, grooves matched with the convex blocks are symmetrically formed in the upper surface of the buffering part, the convex blocks and the grooves are clamped, the bottoms of the convex blocks are pressed against the bottom of the groove, the opposite side walls of the two convex blocks are both provided with a clamping groove, a movable groove corresponding to the clamping groove is arranged on the side wall of the groove, a spring is fixedly connected at the bottom of the movable groove, a clamping block matched with the clamping groove is fixedly connected at the other end of the spring, the clamping block is connected with the movable groove in a sliding way, one end of the clamping block, which is far away from the spring, penetrates through the notch of the movable groove and extends into the clamping groove, and a pull rod is fixedly connected to one side of the clamping block, which is far away from the clamping groove, the other end of the pull rod penetrates through the spring and penetrates through the groove bottom of the movable groove to extend outwards, and the pull rod is in sliding connection with the groove bottom of the movable groove.

Preferably, the bottom of the buffering part is fixedly connected with an anti-slip pad which is attached to the bottom of the buffering part.

Preferably, the handle is in threaded connection with the stressed part.

Preferably, the opposite side walls of the two sides of the movable groove are symmetrically provided with limit grooves, the fixture block is symmetrically and fixedly connected with idler wheels matched with the limit grooves, and the idler wheels are in rolling connection with the limit grooves.

Preferably, the upper end surface of the clamping block positioned in the clamping groove is in an arc-shaped curved surface arrangement.

Preferably, one end of the pull rod, which is far away from the fixture block, is fixedly connected with a pull ring.

Compared with the prior art, the utility model provides a concrete segment buffer stop possesses following beneficial effect:

this concrete segment buffer stop, through setting up the atress position, the handle, clamp mechanism and buffering position, atress position cooperation handle is laminated the installation with concrete segment hand hole position, need use the radial buffering position of different cambered surfaces to the concrete segment of different models, clamps the dismouting that the mechanism made things convenient for between buffering position and the atress position to the buffering position of adaptation is changed as required to the convenience, the concrete segment of conveniently being applicable to different models, thereby effectively improves buffer stop's suitability.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses conveniently be applicable to the concrete section of jurisdiction of different models to effectively improve buffer stop's suitability.

Drawings

Fig. 1 is a schematic structural view of a concrete segment collision prevention device provided by the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the structure comprises a stress part 1, a handle 2, a buffer part 3, a convex block 4, a groove 5, a clamping groove 6, a movable groove 7, a spring 8, a clamping block 9, a pull rod 10, an anti-skid pad 11, a limiting groove 12, a roller 13 and a pull ring 14.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a concrete pipe sheet anti-collision device comprises a stress part 1 which is jointed with a hand hole part of a concrete pipe sheet, wherein a handle 2 is fixedly arranged on the side part of the stress part 1, the bottom of the stress part 1 is connected with a buffer part 3 through a clamping mechanism, and the bottom of the buffer part 3 is arranged in a cambered surface shape;

the clamping mechanism comprises two convex blocks 4 which are symmetrically and fixedly connected to the lower surface of the stress part 1, grooves 5 matched with the convex blocks 4 are symmetrically formed in the upper surface of the buffering part 3, the convex blocks 4 are clamped with the grooves 5, the bottoms of the convex blocks 4 are abutted against the bottoms of the grooves 5, clamping grooves 6 are formed in the opposite side walls of the two convex blocks 4, movable grooves 7 corresponding to the clamping grooves 6 are formed in the side walls of the grooves 5, springs 8 are fixedly connected to the bottoms of the movable grooves 7, clamping blocks 9 matched with the clamping grooves 6 are fixedly connected to the other ends of the springs 8, the clamping blocks 9 are slidably connected with the movable grooves 7, one ends, far away from the springs 8, of the clamping blocks 9 penetrate through the notches of the movable grooves 7 and extend into the clamping grooves 6, pull rods 10 are fixedly connected to one side, far away from the clamping grooves 6, of the clamping blocks 9 penetrate through the springs 8 and extend outwards through the bottoms of the movable grooves 7, the stress part 1 is matched with the handle 2 to be attached to the hand hole part of the concrete pipe piece, the buffer parts 3 with different cambered surface radiuses are needed to be used for the concrete pipe pieces with different models, the models of the grooves 5 on the different buffer parts 3 are the same, the pull rod 10 is pulled to drive the clamping block 9 to be separated from the clamping groove 6, so that the lug 4 on the stress part 1 can be separated from the groove 5 on the buffer part 3, the buffer part 3 can be conveniently replaced according to the needs, the lug 4 on the stress part 1 corresponds to the groove 5 of the buffer part 3, the stress part 1 is pressed downwards to drive the lug 4 to slide towards the groove bottom direction of the groove 5, the arc-shaped curved surface end of the clamping block 9 slides towards the groove bottom direction of the movable groove 7 under the extrusion action of the lug 4 and compresses the spring 8, when the lug 4 is abutted against the groove bottom of the groove 5, the, spring 8 drives fixture block 9 and resets, makes fixture block 9 and draw-in groove 6 block, can accomplish the installation at buffering position 3 fast to the buffering position 3 of adaptation is changed as required to the convenience, and the concrete segment of different models is conveniently applicable to, thereby effectively improves buffer stop's suitability.

The bottom fixedly connected with laminating of buffering position 3 sets up slipmat 11, and increase frictional force avoids sliding, improves stability.

The handle 2 is connected with the stress part 1 through threads, so that the handle 2 is convenient to disassemble, assemble and replace.

Spacing grooves 12 have been seted up to the symmetry on the both sides lateral wall in opposite directions of activity groove 7, symmetry fixedly connected with and spacing groove 12 matched's gyro wheel 13 on the fixture block 9, and gyro wheel 13 and spacing groove 12 roll connection, conveniently carry on spacingly to the sliding distance of fixture block 9, simultaneously, reduce the frictional force between fixture block 9 and the activity groove 7.

The upper end surface of the clamping block 9 positioned in the clamping groove 6 is in an arc-shaped curved surface arrangement, so that the clamping block 9 can automatically slide when the clamping block 9 is pressed conveniently.

One end of the pull rod 10 far away from the fixture block 9 is fixedly connected with a pull ring 14, so that the pull rod 10 is conveniently driven to slide.

In the utility model, the stress part 1 is matched with the handle 2 to be mounted with the hand hole part of the concrete pipe piece, different types of concrete pipe pieces need to use different cambered surface radius buffer parts 3, the types of the grooves 5 on different buffer parts 3 are the same, the pull rod 10 is pulled to drive the clamping block 9 to be separated from the clamping groove 6, so that the lug 4 on the stress part 1 can be separated from the groove 5 on the buffer part 3, thereby the buffer part 3 can be conveniently replaced according to the requirement, the lug 4 on the stress part 1 corresponds to the groove 5 of the buffer part 3, the stress part 1 is pressed downwards to drive the lug 4 to slide towards the groove bottom direction of the groove 5, the cambered surface end of the clamping block 9 slides towards the groove bottom direction of the movable groove 7 and compresses the spring 8 under the extrusion effect of the lug 4, when the lug 4 is abutted against the groove bottom of the groove 5, the clamping block 9 corresponds to the position of the, spring 8 drives fixture block 9 and resets, makes fixture block 9 and draw-in groove 6 block, can accomplish the installation at buffering position 3 fast to the buffering position 3 of adaptation is changed as required to the convenience, and the concrete segment of different models is conveniently applicable to, thereby effectively improves buffer stop's suitability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A concrete pipe sheet anti-collision device comprises a stress part (1) which is jointed with a hand hole part of a concrete pipe sheet, and is characterized in that a handle (2) is fixedly installed on the side part of the stress part (1), the bottom of the stress part (1) is connected with a buffer part (3) through a clamping mechanism, and the bottom of the buffer part (3) is arranged in a cambered surface manner;

the clamping mechanism comprises two convex blocks (4) which are symmetrically and fixedly connected to the lower surface of the stress part (1), grooves (5) matched with the convex blocks (4) are symmetrically formed in the upper surface of the buffering part (3), the convex blocks (4) are clamped with the grooves (5), the bottoms of the convex blocks (4) are abutted to the bottoms of the grooves (5), clamping grooves (6) are formed in the opposite side walls of the two convex blocks (4), movable grooves (7) corresponding to the clamping grooves (6) are formed in the side walls of the grooves (5), springs (8) are fixedly connected to the bottoms of the movable grooves (7), clamping blocks (9) matched with the clamping grooves (6) are fixedly connected to the other ends of the springs (8), the clamping blocks (9) are connected with the movable grooves (7) in a sliding mode, one ends, far away from the springs (8), of the clamping blocks (9) penetrate through the notches of the movable grooves (7) and extend into the clamping grooves (6), one side of the clamping block (9) far away from the clamping groove (6) is fixedly connected with a pull rod (10), the other end of the pull rod (10) penetrates through the spring (8) and penetrates through the groove bottom of the movable groove (7) to extend outwards, and the pull rod (10) is connected with the groove bottom of the movable groove (7) in a sliding mode.

2. The concrete pipe slice collision avoidance device of claim 1, wherein the bottom of the buffering part (3) is fixedly connected with a non-slip mat (11) which is arranged in an attaching mode.

3. The concrete pipe slice collision avoidance device of claim 1, wherein the handle (2) is in threaded connection with the force bearing portion (1).

4. The concrete pipe slice anti-collision device according to claim 1, wherein the opposite side walls of the two sides of the movable groove (7) are symmetrically provided with limiting grooves (12), the clamping blocks (9) are symmetrically and fixedly connected with rollers (13) matched with the limiting grooves (12), and the rollers (13) are in rolling connection with the limiting grooves (12).

5. The concrete pipe slice anti-collision device according to claim 1, wherein the upper end surfaces of the clamping blocks (9) in the clamping grooves (6) are arranged in an arc-shaped curved surface.

6. The concrete pipe slice collision avoidance device of claim 1, wherein a pull ring (14) is fixedly connected to one end of the pull rod (10) away from the fixture block (9).