CN214497617U

CN214497617U - Jacking rectification device

Info

Publication number: CN214497617U
Application number: CN202120217013.XU
Authority: CN
Inventors: 洪少杰; 赵朋举
Original assignee: Zhejiang Degu Construction Special Engineering Co ltd
Current assignee: Zhejiang Degu Construction Special Engineering Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-26
Anticipated expiration: 2031-01-26

Abstract

The application relates to a jacking and inclination correcting device which comprises a hydraulic cylinder, a connector and a contact plate, wherein the hydraulic cylinder is vertically arranged, the connector is arranged at the top of a piston rod of the hydraulic cylinder, the contact plate is arranged at the top of the connector, the connector is arranged in a semicircular mode towards one end of the contact plate, a connecting block is arranged at the position, corresponding to the connector, of the contact plate, and a semicircular groove is formed in one side, facing the connector, of the connecting block; the connector is in sliding fit with the groove. A horizontally arranged ring plate is arranged at one end of the hydraulic cylinder close to the connector, a connecting assembly is arranged between the contact plate and the ring plate, and the connecting assembly comprises a main rod, a telescopic rod and a return spring, wherein one end of the main rod is rotatably connected to the contact plate, the telescopic rod is inserted at one end of the main rod, which is far away from the contact plate, and the return spring is arranged in the main rod; one end of the reset spring is fixed at one end of the telescopic rod close to the main rod, and the other end of the reset spring is fixed on the top wall in the main rod. The present application has an effect of not changing the contact area during jacking.

Description

Jacking rectification device

Technical Field

The application relates to the field of building reinforcement, in particular to a jacking rectification device.

Background

The problem of integral inclination of the building can occur after the foundation soil of the building is subjected to uneven settlement and deformation. The jacking rectification is that the foundation and the upper structure of the building are separated along a certain specific position by the structure underpinning and reinforcing technology of reinforced concrete or masonry or by utilizing the original structure, and reinforced concrete is adopted for reinforcement and segmental underpinning to form a totally-enclosed jacking underpinning beam or column system.

At present, a hydraulic cylinder is generally adopted for jacking and underpinning during jacking and rectifying.

In view of the above-mentioned related art, the inclination angle of each part of the building is different because the building inclination is caused by the non-uniform foundation soil, that is, the inclination of the building is arc-shaped and irregular, so that the contact surface between the hydraulic cylinder and the building is changed in the process of jacking, and the inventor thinks that the defect that the building is damaged due to the pressure change caused by the change of the contact surface exists.

SUMMERY OF THE UTILITY MODEL

In order to make the contact surface between building and the pneumatic cylinder unchangeable, this application provides a jacking rectification device.

The application provides a jacking rectification device adopts following technical scheme:

a jacking and inclination correcting device comprises a hydraulic cylinder, a connector and a contact plate, wherein the hydraulic cylinder is vertically arranged, the connector is arranged at the top of a piston rod of the hydraulic cylinder, the contact plate is arranged at the top of the connector, the connector is arranged towards one end of the contact plate in a semicircular mode, a connecting block is arranged at the position, corresponding to the connector, of the contact plate, and a semicircular groove is formed in one side, facing the connector, of the connecting block; the connector is in sliding fit with the groove.

Through adopting above-mentioned technical scheme, during the jacking, the piston rod of pneumatic cylinder promotes the connector upward movement, and the connector promotes the connecting block and makes the contact surface upwards move, because the connector sliding fit in the recess for the contact plate can be along with the building slope towards arbitrary direction, thereby makes the contact surface between building and the pneumatic cylinder unchangeable.

Optionally, a horizontally arranged ring plate is arranged at one end of the hydraulic cylinder close to the connector, a plurality of groups of connecting assemblies are arranged between the contact plate and the ring plate, and each connecting assembly comprises a main rod, a telescopic rod and a return spring, wherein one end of the main rod is rotatably connected to the contact plate, the telescopic rod is inserted into one end of the main rod, which is far away from the contact plate, and the return spring is arranged in the main rod; one end of the reset spring is fixed at one end of the telescopic rod close to the main rod, and the other end of the reset spring is fixed on the top wall in the main rod.

Through adopting above-mentioned technical scheme, when the contact plate did not support tightly on the building, the contact plate kept the horizontality under reset spring's effect.

Optionally, scales are arranged on the side wall of the telescopic rod, an observation window used for observing the scales is arranged on the side wall of one end, facing the telescopic rod, of the main rod, and a pointer is arranged on the side wall of the observation window.

By adopting the technical scheme, the telescopic amount of each telescopic rod can be obtained through the observation window.

Optionally, at least three groups of connecting assemblies are arranged on the side surface of the contact plate facing the hydraulic cylinder, and each main rod is uniformly distributed around the connecting head.

Through adopting above-mentioned technical scheme, through observing each observation window to obtain the high low degree in each direction of contact plate, and then obtain the tilt state of contact plate.

Optionally, the side edge of the contact plate where the connecting block is arranged is provided with at least four level tubes, the level tubes are respectively arranged in four directions of the contact plate, and each level tube is arranged in parallel with the contact plate.

Through adopting above-mentioned technical scheme, can directly perceivedly obtain the inclination of contact plate one side through the air level, the rethread observation window obtains specific data.

Optionally, a counter-force cushion is arranged at the bottom of the hydraulic cylinder.

Through adopting above-mentioned technical scheme, increase the area of contact between pneumatic cylinder and the ground, reduce the destruction that the pneumatic cylinder caused the ground.

Optionally, the connector is detachably connected to a piston rod of the hydraulic cylinder.

By adopting the technical scheme, the hydraulic cylinders with different specifications are adapted, and the applicability is improved; the maintenance and the change of connector are convenient.

Optionally, a rib for increasing friction force is arranged on one side face, away from the connecting block, of the contact plate.

Through adopting above-mentioned technical scheme, increase the frictional force between contact plate and the building.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the connector is in sliding fit in the groove, so that the contact plate can incline towards any direction along with the building, and the contact surface between the building and the hydraulic cylinder is unchanged.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of the overall structure of a connecting block in the embodiment of the present application;

fig. 3 is an exploded view of a connecting assembly in an embodiment of the present application.

Description of reference numerals: 1. a hydraulic cylinder; 2. a connector; 3. connecting blocks; 31. a groove; 4. a contact plate; 41. a rib; 5. a ring plate; 6. a connecting assembly; 61. a main rod; 611. an observation window; 612. a pointer; 62. a telescopic rod; 621. calibration; 63. a return spring; 7. a leveling tube; 8. a counter-force cushion layer; 91. a first connecting plate; 92. a second connecting plate; 10. a limiting groove; 11. and (5) a limiting strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses jacking rectification device. With reference to fig. 1 and 2, the jacking and rectifying device comprises a hydraulic cylinder 1 vertically arranged, a connector 2 arranged at the top of a piston rod of the hydraulic cylinder 1, a contact plate 4 arranged at the top of the connector 2, and a connecting block 3 arranged on one side of the contact plate 4 close to the connector 2, wherein the connecting block 3 is provided with a semicircular groove 31 facing the side of the connector 2, and the top end of the connector 2 is in a semicircular arrangement. The side of the contact plate 4 facing away from the connecting block 3 abuts against the surface of the building, and the connecting head 2 is in sliding fit with the groove 31, so that the contact plate 4 can be inclined in any direction.

The bottom of connector 2 is equipped with first connecting plate 91, and first connecting plate 91 sets up with connector 2 is integrative, and the top of 1 piston rod of pneumatic cylinder is equipped with the second connecting plate 92 with piston rod fixed connection, and first connecting plate 91 and second connecting plate 92 are through a plurality of bolted connection.

With reference to fig. 1 and 3, in order to reduce the situation that the connecting block 3 is separated from the connecting head 2, a ring plate 5 is disposed on the top side wall of the hydraulic cylinder 1, four sets of connecting assemblies 6 are disposed between the ring plate 5 and the contact plate 4, and the four sets of connecting assemblies 6 are uniformly distributed around the connecting head 2. The connecting assembly 6 comprises a main rod 61 with one end rotatably connected to one side of the contact plate 4 facing the connecting block 3, an expansion rod 62 inserted into one end of the main rod 61 far away from the contact plate 4, and a return spring 63 arranged between the expansion rod 62 and the main rod 61, wherein one end of the expansion rod 62 far away from the main rod 61 is rotatably connected to the ring plate 5. One end of the return spring 63 is fixed on the end surface of the expansion link 62 close to the main rod 61, and the other end is fixed on the top wall in the main rod 61.

In order to better observe the expansion amount of the telescopic rod 62, the outer wall of the telescopic rod 62 is provided with scales 621, an observation window 611 for observing the scales 621 is arranged at one end of the main rod 61 far away from the contact plate 4, and the side wall of the observation window 611 is provided with a pointer 612.

In order to enable the telescopic rod 62 to be only in sliding fit along the length direction of the main rod 61 without rotating, the two sides of the telescopic rod 62 close to one end of the main rod 61 are provided with the limiting strips 11, the limiting strips 11 are arranged along the length direction of the telescopic rod 62, the position of the inner wall of the main rod 61 corresponding to the limiting strips 11 is provided with the limiting groove 10, and the limiting strips 11 are in sliding fit with the limiting groove 10.

Referring to fig. 1, in order to visually observe the degree of inclination of the contact plate 4 in various directions, the side edge of the contact plate 4 facing the connection block 3 is provided with a plurality of level tubes 7, and the level tubes 7 are arranged parallel to the contact plate 4.

In order to increase the friction of the contact plate 4 against the building surface, the side of the contact surface facing away from the connecting piece 3 is provided with a rib 41.

The hydraulic cylinder 1 is usually placed on a foundation, and in order to reduce damage to the foundation when the hydraulic cylinder 1 is used, a reaction cushion 8 is arranged between the foundation and the hydraulic cylinder 1 to increase the contact surface between the hydraulic cylinder 1 and the foundation.

The implementation principle of the embodiment of the application is as follows: when the lifting device is used, the hydraulic cylinder 1 is started, the piston rod of the hydraulic cylinder 1 pushes the connector 2 to vertically move upwards, so that the connecting block 3 pushes the contact plate 4 to abut against the surface of a building, and the building is slowly lifted.

The inclination of the contact plate 4 in each direction can be visually observed by observing the leveling tube 7, and the inclination degree of the contact plate 4 in each direction can be known by observing the scale 621 on the telescopic rod 62.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a jacking rectification device which characterized in that: the connecting device comprises a hydraulic cylinder (1) which is vertically arranged, a connector (2) which is arranged at the top of a piston rod of the hydraulic cylinder (1) and a contact plate (4) which is arranged at the top of the connector (2), wherein the connector (2) is arranged towards a semicircle of one end of the contact plate (4), a connecting block (3) is arranged at the position of the contact plate (4) corresponding to the connector (2), and a semicircular groove (31) is formed in one side of the connecting block (3) towards the connector (2); the connector (2) is in sliding fit with the groove (31).

2. A jacking inclination correcting device according to claim 1, characterized in that: a horizontally arranged ring plate (5) is arranged at one end, close to the connector (2), of the hydraulic cylinder (1), a plurality of groups of connecting assemblies (6) are arranged between the contact plate (4) and the ring plate (5), and each connecting assembly (6) comprises a main rod (61) with one end rotatably connected to the contact plate (4), an expansion rod (62) inserted at one end, far away from the contact plate (4), of the main rod (61) and a return spring (63) arranged in the main rod (61); one end of the return spring (63) is fixed at one end of the telescopic rod (62) close to the main rod (61), and the other end is fixed on the top wall in the main rod (61).

3. A jacking inclination correcting device according to claim 2, characterized in that: be equipped with scale (621) on the lateral wall of telescopic link (62), observation window (611) that are used for observing scale (621) are offered on mobile jib (61) towards one end lateral wall of telescopic link (62), and are equipped with pointer (612) on the lateral wall of observation window (611).

4. A jacking inclination correcting device according to claim 3, characterized in that: the side of the contact plate (4) facing the hydraulic cylinder (1) is provided with at least three groups of connecting assemblies (6), and each main rod (61) is uniformly distributed around the connector (2).

5. A jacking inclination correcting device according to claim 1, characterized in that: the side edge that contact plate (4) was equipped with connecting block (3) is equipped with four at least air level pipes (7), air level pipe (7) set up respectively in four directions of contact plate (4), and every air level pipe (7) all with contact plate (4) parallel arrangement.

6. A jacking inclination correcting device according to claim 1, characterized in that: the bottom of the hydraulic cylinder (1) is provided with a counter-force cushion layer (8).

7. A jacking inclination correcting device according to claim 1, characterized in that: the connector (2) is detachably connected to a piston rod of the hydraulic cylinder (1).

8. A jacking inclination correcting device according to claim 1, characterized in that: and a rib (41) for increasing friction force is arranged on one side surface of the contact plate (4) departing from the connecting block (3).