CN211521526U

CN211521526U - Pipe piece roll-over stand

Info

Publication number: CN211521526U
Application number: CN201922501877.XU
Authority: CN
Inventors: 虞俏
Original assignee: Zhejiang Yuxiang Tunnel Segment Manufacturing Co ltd
Current assignee: Zhejiang Yuxiang Tunnel Segment Manufacturing Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a section of jurisdiction roll-over stand relates to section of jurisdiction production auxiliary assembly's technical field. Because the section of jurisdiction kind is more, when the roll-over stand need overturn the section of jurisdiction of different diameters, different radians, it is too near for the section of jurisdiction focus to appear the strong point of backup pad to the section of jurisdiction easily, unstable when leading to supporting the section of jurisdiction, makes the section of jurisdiction drop easily when the section of jurisdiction overturns. In this scheme, be equipped with supporting component on the roll-over stand, supporting component includes that two sets of rotations connect the support element on the roll-over stand, and the support element is including being used for the butt in the backup pad of section of jurisdiction one side, still including being used for restricting backup pad pivoted locating part. The operator adjusts the angle of support unit according to the section of jurisdiction of difference to make two strong points be located the both ends of section of jurisdiction, make the support more stable.

Description

Pipe piece roll-over stand

Technical Field

The utility model belongs to the technical field of section of jurisdiction production auxiliary assembly's technique and specifically relates to a section of jurisdiction roll-over stand is related to.

Background

With the economic development and the acceleration of the urbanization process, tunnels such as urban subways, water conservancy and hydropower, highways, railways and the like need duct pieces for supporting, and shield duct pieces are main assembly members for shield construction, are innermost barriers of the tunnels and play a role in resisting soil layer pressure, underground water pressure and some special loads.

In the production process, the duct piece is turned over by 90 degrees or 180 degrees by using the duct piece turning frame according to the process requirement, and the duct piece is transferred to an open-air repair area outside a production workshop from the production workshop after being turned over so as to be convenient for a crane to carry the duct piece.

The patent with the application number of CN200920225725.5 discloses a large-tonnage tunnel concrete pipe piece roll-over stand, mainly includes the base, and the installing support on the base installs the pivot in the support, installs "L" type pipe piece backup pad in the pivot, installs the power cylinder on the base, installs the catch bar on the power cylinder, and the catch bar is connected with "L" type pipe piece backup pad. Before the upset, the section of jurisdiction is placed in the backup pad that is the level setting, and when power cylinder drive backup pad was put vertically by the level upset, the section of jurisdiction was also overturn to vertical by the level along with the backup pad.

The above prior art solutions have the following drawbacks: because the section of jurisdiction kind is more, when the roll-over stand need overturn the section of jurisdiction of different diameters, different radians, it is too near for the section of jurisdiction focus to appear the strong point of backup pad to the section of jurisdiction easily, unstable when leading to supporting the section of jurisdiction, makes the section of jurisdiction drop easily when the section of jurisdiction overturns.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a section of jurisdiction roll-over stand can keep higher stability when the section of jurisdiction of the different diameters of upset, different radians.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a section of jurisdiction roll-over stand, includes the base, rotates to be connected in the roll-over stand of base and be used for driving roll-over stand pivoted driving piece, be equipped with supporting component on the roll-over stand, supporting component includes that two sets of rotations are connected the support unit on the roll-over stand, and the support unit is including being used for the butt in the backup pad of section of jurisdiction one side, still including being used for restricting backup pad pivoted locating part.

Through adopting above-mentioned technical scheme, when needs overturn the section of jurisdiction, the operator adjusts two support element's turned angle according to the size of section of jurisdiction earlier, recycles the rotation of locating part restriction backup pad, makes two backup pads support respectively in the position that the section of jurisdiction is close to both ends to stability when guaranteeing that the backup pad supports the section of jurisdiction is higher, is difficult for leading to the section of jurisdiction to drop when the section of jurisdiction overturns.

Preferably: the limiting piece comprises a connecting block fixedly connected to the turnover frame, and a connecting hole penetrates through the side face of the connecting block; the supporting unit comprises a rotating shaft fixed on one side of the supporting plate, and the rotating shaft passes through the connecting hole in a rotating mode and is limited along the axial direction of the rotating shaft; one end of the rotating shaft is provided with a plurality of grooves; one side of connecting block is fixed with gag lever post and a plurality of first spring, and the one end that the connecting block was kept away from to first spring is fixed with the stopper, and the periphery of gag lever post is located to the stopper sliding sleeve, and one side that the stopper is close to the axis of rotation is fixed with a plurality of lugs, lug and recess joint cooperation.

By adopting the technical scheme, an operator firstly observes the diameter of the duct piece, then holds the limiting block, enables the limiting block to be separated from the rotating shaft, removes the rotation limitation of the rotating shaft, and adjusts the rotating angle of the rotating shaft according to the diameter of the duct piece so that the two supporting plates are respectively abutted to the positions, close to the two ends, of the duct piece, thereby ensuring the stability of the duct piece; and then the limiting block is loosened, the limiting block receives the pulling force of the first spring, the limiting block is pulled, the lug is matched with the groove clamping of the rotating shaft, and the limiting block is limited by the limiting rod, so that the rotating shaft is fixed.

Preferably: the turnover frame comprises a vertical plate and a transverse plate, and the vertical plate and the transverse plate are vertically arranged; the vertical plate is provided with a buffer plate along the length direction; a plurality of second springs are fixed between the buffer plate and the vertical plate.

Through adopting above-mentioned technical scheme, when the upset section of jurisdiction, the section of jurisdiction takes place to move down, and the section of jurisdiction leads to the fact the striking to the buffer board, and the second spring has certain cushioning effect to the buffer board, slows down the impact force that causes when the section of jurisdiction glides, prolongs the life of riser.

Preferably: and an anti-collision pad is fixed on one side of the buffer plate, which is far away from the vertical plate.

Through adopting above-mentioned technical scheme, the anticollision pad has certain cushioning effect, prevents that the section of jurisdiction from causing direct impact to the buffer board when moving down, increases the life of buffer board.

Preferably: the cross section of the supporting plate is arranged in an arc shape.

Through adopting above-mentioned technical scheme, because one side cross-section of jurisdiction contact backup pad is circular-arc setting, the cross-section of backup pad is circular-arc setting, has increased the area of contact between backup pad and the section of jurisdiction to the stability of section of jurisdiction has been strengthened.

Preferably: the driving piece comprises a first cylinder and a second cylinder which are rotatably connected to the base, telescopic shafts of the first cylinder and the second cylinder are perpendicular to the vertical plate, and the end parts of the telescopic shafts are rotatably connected with the roll-over stand.

Through adopting above-mentioned technical scheme, through setting up first cylinder and second cylinder to make the roll-over stand receive two points and support, make its rotation that can be more stable. Meanwhile, the bending moment generated by single-point stress of the roll-over stand in the rotating process is reduced, and the possibility of breakage of the roll-over stand is reduced.

Preferably: and a handle is fixed on one side of the limiting block, which is far away from the rotating shaft.

Through adopting above-mentioned technical scheme, the operator of being convenient for drives the stopper and keeps away from or be close to the axis of rotation, and the operator grips the handle more convenient laborsaving.

Preferably: the periphery of the handle is provided with friction lines.

Through adopting above-mentioned technical scheme, increased the frictional force between operator and the handle, avoided the operator to take place the condition of skidding when gripping the handle.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, an operator can adjust the rotation angles of the two groups of supporting units according to the diameter and the radian of the duct piece, so that the supporting plates are always supported at the positions close to the two ends of the duct piece, and the stability is kept;

2. in the scheme, an operator is clamped and matched with the rotating shaft through the limiting block, so that the rotating and fixing of the rotating shaft are limited, and the operation is very simple, convenient and quick;

3. in this scheme, one side of riser is fixed with second spring and buffer board, and when the section of jurisdiction moved down, received the cushioning effect of second spring and buffer board, avoided the section of jurisdiction to cause between the striking to the riser, lead to the riser fracture.

Drawings

Fig. 1 is a schematic structural diagram according to the present invention.

Fig. 2 is a partially exploded view of the spacer of fig. 1, showing its connection structure.

In the figure, 1, a base; 2. a drive member; 21. a first cylinder; 22. a second cylinder; 3. a cross beam; 4. a roll-over stand; 41. a vertical plate; 411. a buffer plate; 412. a second spring; 413. an anti-collision pad; 42. a transverse plate; 5. a support assembly; 51. a support unit; 511. a rotating shaft; 512. a support plate; 513. a connecting rod; 6. a limiting member; 61. connecting blocks; 62. connecting holes; 63. a limiting rod; 64. a limiting block; 65. a first spring; 66. a groove; 67. a bump; 68. a handle; 681. and (5) rubbing the lines.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a tube sheet roll-over stand disclosed for the present embodiment includes a base 1, a roll-over stand 4 rotatably connected to the base 1, and a driving member 2 for driving the roll-over stand 4 to rotate; be equipped with supporting component 5 on the roll-over stand 4, supporting component 5 includes that two sets of rotations connect the support element 51 on roll-over stand 4, and two support element 51 can be according to the size of section of jurisdiction, radian and adjust suitable angle to stability is higher when making different section of jurisdiction be located roll-over stand 4.

The roll-over stand 4 comprises two vertical plates 41 and two transverse plates 42, and the vertical plates 41 and the corresponding transverse plates 42 are vertically arranged; two cross beams 3 are fixedly connected between the two transverse plates 42; the driving part 2 comprises a first cylinder 21 and a second cylinder 22, telescopic shafts of the first cylinder 21 and the second cylinder 22 are respectively and rotatably connected to the bottoms of the two cross beams 3, and the bottoms of cylinder bodies of the first cylinder 21 and the second cylinder 22 are respectively and rotatably installed on the base 1.

Riser 41 is equipped with buffer board 411 along its length direction, is fixed with a plurality of second springs 412 between buffer board 411 and the riser 41, and one side that second spring 412 was kept away from to buffer board 411 is fixed with crashproof pad 413 for the impact force that produces when slowing down the section of jurisdiction gliding prevents that riser 41 from damaging.

Referring to fig. 1 and 2, the supporting unit 51 includes a limiting member 6 for limiting the rotation of the supporting plate 512, the limiting member 6 includes two connecting blocks 61 fixedly connected to each transverse plate 42, and a connecting hole 62 is formed through a side surface of each connecting block 61; the supporting unit 51 comprises a rotating shaft 511 which rotatably penetrates between the two connecting blocks 61, bearings are respectively arranged in the two connecting holes 62, the rotating shaft 511 penetrates through the two bearings, and two ends of the rotating shaft 511 are positioned outside the connecting holes 62; one end of the rotating shaft 511 is provided with a plurality of grooves 66, and the grooves 66 are arranged at equal intervals around the axis of the rotating shaft 511; a limiting rod 63 and a plurality of first springs 65 are fixed on the side surface of the connecting block 61 close to one end of the rotating shaft 511, which is fixed with the groove 66, and the limiting rod 63 and the plurality of first springs 65 extend along the length direction of the rotating shaft 511; the limiting member 6 further comprises a limiting block 64 fixedly connected to one end of the first spring 65 far away from the connecting block 61, the limiting rod 63 penetrates through the limiting block 64, and the limiting block 64 is connected to the periphery of the limiting rod 63 in a sliding manner; a plurality of convex blocks 67 are fixed on one side of the limiting block 64 close to the rotating shaft 511, and the convex blocks 67 are in clamping fit with the grooves 66; a handle 68 is fixed on one side of the limiting block 64 far away from the rotating shaft 511, and friction lines 681 are arranged on the periphery of the handle 68.

The supporting unit 51 further comprises two connecting rods 513 fixedly connected to the periphery of the rotating shaft 511, the two connecting rods 513 extend towards the direction away from the axis of the rotating shaft 511, a supporting plate 512 is fixed at one end, away from the rotating shaft 511, of the two connecting rods 513, and the cross section of the supporting plate 512 is arc-shaped and used for increasing the contact area between the supporting plate and the duct piece.

The implementation principle of the embodiment is as follows: when the duct piece needs to be turned over, an operator firstly observes the diameter of the duct piece, then holds the handle 68, enables the limiting block 64 to be separated from the rotating shaft 511, removes the rotation limitation of the rotating shaft 511, and adjusts the rotating angle of the rotating shaft 511 according to the diameter of the duct piece so as to enable the two supporting plates 512 to be respectively abutted against the positions, close to the two ends, of the duct piece, thereby ensuring the stability of the duct piece;

after the angle is adjusted, the operator releases the handle 68, the limit block 64 is pulled by the tensile force of the first spring 65, the limit block 64 is pulled, the protruding block 67 of the limit block 64 is in clamping fit with the groove 66 of the rotating shaft 511, and the limit block 64 is limited by the limit rod 63, so that the rotating shaft 511 is fixed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a section of jurisdiction roll-over stand (4), includes base (1), rotates to be connected in roll-over stand (4) of base (1) and is used for driving roll-over stand (4) pivoted driving piece (2), its characterized in that: the duct piece overturning device is characterized in that a supporting component (5) is arranged on the overturning frame (4), the supporting component (5) comprises two groups of supporting units (51) which are rotatably connected onto the overturning frame (4), the supporting units (51) comprise supporting plates (512) which are used for abutting against one side of a duct piece, and limiting parts (6) which are used for limiting the rotation of the supporting plates (512).

2. The tube sheet roll-over stand (4) according to claim 1, characterized in that: the limiting piece (6) comprises a connecting block (61) fixedly connected to the roll-over stand (4), and a connecting hole (62) penetrates through the side face of the connecting block (61); the support unit (51) includes a rotation shaft (511) fixed to one side of the support plate (512), the rotation shaft (511) rotatably passing through the connection hole (62) and being defined in an axial direction of the rotation shaft (511); one end of the rotating shaft (511) is provided with a plurality of grooves (66); one side of connecting block (61) is fixed with stopper pole (63) and a plurality of first spring (65), and the one end that connecting block (61) was kept away from in first spring (65) is fixed with stopper (64), and the periphery of stopper pole (63) is located to stopper (64) sliding sleeve, and one side that stopper (64) are close to axis of rotation (511) is fixed with a plurality of lugs (67), lug (67) and recess (66) joint cooperation.

3. The tube sheet roll-over stand (4) according to claim 1, characterized in that: the turnover frame (4) comprises a vertical plate (41) and a transverse plate (42), and the vertical plate (41) and the transverse plate (42) are vertically arranged; the vertical plate (41) is provided with a buffer plate (411) along the length direction; a plurality of second springs (412) are fixed between the buffer plate (411) and the vertical plate (41).

4. A tube sheet roll-over stand (4) according to claim 3, characterized in that: and an anti-collision pad (413) is fixed on one side of the buffer plate (411) far away from the vertical plate (41).

5. The tube sheet roll-over stand (4) according to claim 1, characterized in that: the cross section of the supporting plate (512) is arc-shaped.

6. The tube sheet roll-over stand (4) according to claim 1, characterized in that: the driving piece (2) comprises a first air cylinder (21) and a second air cylinder (22) which are rotatably connected to the base (1), and the telescopic shafts of the first air cylinder (21) and the second air cylinder (22) are perpendicular to the vertical plate (41) and the end parts of the telescopic shafts are rotatably connected with the turnover frame (4).

7. A tube sheet roll-over stand (4) according to claim 2, characterized in that: and a handle (68) is fixed on one side of the limiting block (64) far away from the rotating shaft (511).

8. The tube sheet roll-over stand (4) according to claim 7, characterized in that: the periphery of the handle (68) is provided with friction lines (681).