CN217765823U

CN217765823U - Hole bottom load test force transmission device

Info

Publication number: CN217765823U
Application number: CN202221116359.1U
Authority: CN
Inventors: 周艳坤; 覃娟; 牛广媛
Original assignee: Sdic Engineering Inspection And Testing Co ltd
Current assignee: Sdic Engineering Inspection And Testing Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-11-08
Anticipated expiration: 2032-05-10

Abstract

The utility model relates to a load test technical field just discloses a hole bottom load test power transmission device, the on-line screen storage device comprises a base, the bottom internal fixed surface of base installs the jack, four the equal fixed mounting in internal surface of flexible pipe has the spring, four the surface activity cover of supporting shoe is equipped with the concrete armguard. This hole bottom load test power transmission device, place the deep slab that will wait to detect on the concrete armguard through needs, open jack and exert pressure to the roof, the roof transmits power to four support arms on, because of four support arms are symmetrical array distribution, can be evenly with the pressure transmission to the concrete armguard that the jack was applyed on, the concrete armguard transmits the extrusion force for deep slab, carry out load detection to deep slab, it can not be even because of biasing means exert pressure to deep slab to have solved current load test, can lead to the problem that the uneven experimental data that leads to of deep slab atress takes place the deviation.

Description

Hole bottom load test force transmission device

Technical Field

The utility model relates to a load test technical field specifically is a hole bottom load test power transmission device.

Background

In carrying out deep dull and stereotyped load test process, need exert pressure to deep dull and stereotyped, then carry out load bearing capacity's inspection to deep dull and stereotyped, need use power transmission device when the experiment, exert pressure to deep dull and stereotyped, give deep dull and stereotyped with pressure transfer, then reach the effect of carrying out the inspection to deep dull and stereotyped, in current load test, probably because the not even pressure of exerting pressure to deep dull and stereotyped of pressure device, probably lead to deep dull and stereotyped atress inhomogeneous, and lead to the experimental data to take place the deviation.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a hole bottom load test power transmission device to the current load test who mentions in solving above-mentioned background art can be because the pressure is applyed to the deep flat board that pressure applying device can not be even, and it is inhomogeneous to probably lead to deep flat board atress, and leads to the problem that experimental data takes place the deviation.

In order to achieve the above purpose, the utility model provides a following technical scheme: a hole bottom load test force transmission device comprises a base, wherein a jack is fixedly installed on the inner surface of the bottom of the base, a force transmission mechanism is arranged on the outer surface of the base, and a protection mechanism is arranged on the outer surface of the jack;

the force transmission mechanism comprises telescopic pipes, springs, telescopic rods, a top plate, support arms, support blocks and concrete guard arms, wherein four telescopic pipes are fixedly mounted on the inner surface of the bottom of the base, the springs are fixedly mounted on the inner surfaces of the telescopic pipes, the telescopic rods are movably connected to the inner surfaces of the telescopic pipes, the top plate is fixedly mounted on the outer surface of the jack, the four support arms are fixedly mounted on the outer surface of the top plate, the support blocks are fixedly mounted on the outer surface of the top of the support arms, and the concrete guard arms are movably sleeved on the outer surfaces of the support blocks.

Preferably, protection machanism includes a support and a protection section of thick bamboo, four the equal fixed mounting of surface of support arm has a support, four the fixed cover of surface of support is equipped with a protection section of thick bamboo, will drive rather than fixed connection's support rebound when shifting up through the support arm, and the support drives the protection section of thick bamboo of surface and shifts up, and a protection section of thick bamboo will protect the concrete armguard, avoids leading to the concrete armguard piece to splash the mistake and injure the staff because of pressure is too big to protection operating personnel's effect when having reached the experiment.

Preferably, the outer surfaces of the four telescopic rods are fixedly connected with the outer surfaces of the four springs respectively, and the telescopic rods are connected with the springs through the telescopic rods to achieve the effect of stably moving the telescopic rods downwards.

Preferably, the outer surfaces of the four telescopic rods are fixedly connected with the outer surfaces of the four support arms respectively, and the effect of stably and synchronously moving the telescopic rods is achieved by connecting the telescopic rods with the support arms.

Preferably, the inner surface of the base is movably connected with the outer surfaces of the four telescopic rods, and the base is connected with the telescopic rods to achieve the effect of stably moving the telescopic rods.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this experimental power transmission device of hole bottom load, place the deep slab that will wait to detect on the concrete armguard through needs, open jack and exert pressure to the roof, the roof transmits power to four support arms on, the support arm transmits power to the supporting shoe on, the supporting shoe transmits power to the concrete armguard again, because of four support arms are symmetrical array distribution, can be evenly with the pressure transmission that the jack was applyed to the concrete armguard on, then transmit the extrusion force for deep slab by the concrete armguard again, then carry out load detection to deep slab, it can not be even because of pressure device exerts pressure to deep slab to have solved current load test, it is inhomogeneous to probably lead to deep slab atress, and lead to the problem that experimental data takes place the deviation.

2. This experimental power transmission device of hole bottom load will drive the support rebound rather than fixed connection when shifting up through the support arm, and the support drives a protection section of thick bamboo of surface and shifts up, and a protection section of thick bamboo will protect the concrete armguard, avoids leading to the concrete armguard piece to splash the accidental injury staff because of pressure is too big to protection operating personnel's effect when having reached the experiment.

Drawings

FIG. 1 is a schematic perspective sectional view of the structure of the present invention;

FIG. 2 is a schematic perspective sectional view of the base of the present invention;

fig. 3 is a front view and a schematic sectional view of the structure of the present invention.

In the figure: 1. a base; 2. a jack; 3. a telescopic pipe; 4. a spring; 5. a telescopic rod; 6. a top plate; 7. a support arm; 8. a support block; 9. a concrete guard arm; 10. a support; 11. a protective cylinder; 12. a force transfer mechanism; 13. a guard mechanism.

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.

Please refer to fig. 1-3:

example 1: the utility model provides a hole bottom load test force transmission device, the on-line screen storage device comprises a base 1, the bottom internal surface fixed mounting of base 1 has jack 2, the equal fixed mounting of internal surface of four flexible pipes 3 has spring 4, the equal swing joint of internal surface of four flexible pipes 3 has telescopic link 5, the top external surface fixed mounting of roof 6 has four support arms 7, the surface activity cover of four supporting shoes 8 is equipped with concrete armguard 9, need place the deep flat board that detects on concrete armguard 9, open jack 2 and exert pressure to roof 6, roof 6 transmits power to four support arms 7, support arm 7 transmits power to supporting shoe 8, supporting shoe 8 again with power transmission to concrete armguard 9, because of four support arms 7 are symmetrical array distribution, can be evenly with the pressure transmission that jack 2 applyed to concrete armguard 9 on, then transmit the extrusion force to the deep flat board by concrete armguard 9 again, then carry out load detection to the deep flat board, the problem that current load test may cause the biasing because of biasing can not be evenly applyed to the device has been solved.

Example 2: the equal fixed mounting in surface of four support arms 7 has support 10, and the fixed cover of surface of four support 10 is equipped with a protection section of thick bamboo 11, and support 10 drives a protection section of thick bamboo 11 of surface and moves up, and a protection section of thick bamboo 11 will protect concrete armguard 9, avoids leading to concrete armguard 9 piece to splash the accidental injury staff because of pressure is too big to protection operating personnel's effect when having reached the experiment.

The working principle is as follows: in actual use, the force transfer device for the hole bottom load test needs to be placed on a concrete arm protector 9 for a deep flat plate to be detected, then the jack 2 is opened, the jack 2 applies pressure to the top plate 6, then the top plate 6 transfers the force to the four support arms 7, the support arms 7 transfer the force to the support blocks 8, the support blocks 8 transfer the force to the concrete arm protector 9, the four support arms 7 are distributed in a symmetrical array mode, the pressure applied by the jack 2 can be uniformly transferred to the concrete arm protector 9, then the extrusion force is transferred to the deep flat plate by the concrete arm protector 9, then load detection is carried out on the deep flat plate, the support arms 7 drive the telescopic rods 5 when moving upwards, the telescopic rods 5 can move upwards along the inner wall of the telescopic pipe 3, the spring 4 is arranged to stably pull the telescopic rods 5 downwards, the effect of conveniently moving the telescopic rods 5 is achieved, the support arms 7 can stably move upwards, the effect of stably and uniformly transferring the force is achieved, the force transfer mechanism 12 enables load application data to be more accurate, and the problem that the pressure applied to the flat plate can be unevenly deviated due to the existing load test caused by the fact that the pressure of the deep flat plate can not be uniformly applied by the existing load application device is solved.

Will drive rather than fixed connection's support 10 upward movement when the support arm 7 shifts up, support 10 drives a protection section of thick bamboo 11 of surface and moves upward, and a protection section of thick bamboo 11 will protect concrete armguard 9, avoids leading to concrete armguard 9 piece to splash the accidental injury staff because of pressure is too big to protection operating personnel's effect when having reached the experiment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hole bottom load test power transmission device, includes base (1), its characterized in that: a jack (2) is fixedly arranged on the inner surface of the bottom of the base (1), a force transmission mechanism (12) is arranged on the outer surface of the base (1), and a protection mechanism (13) is arranged on the outer surface of the jack (2);

power transmission device (12) are including flexible pipe (3), spring (4), telescopic link (5), roof (6), support arm (7), supporting shoe (8) and concrete armguard (9), the bottom internal surface fixed mounting of base (1) has four flexible pipes (3), four the equal fixed mounting in internal surface of flexible pipe (3) has spring (4), four the equal swing joint in internal surface of flexible pipe (3) has telescopic link (5), the outer fixed surface of jack (2) installs roof (6), the outer fixed surface in top of roof (6) installs four support arms (7), four the equal fixed mounting in top surface of support arm (7) has supporting shoe (8), four the outer movable sleeve of supporting shoe (8) is equipped with concrete armguard (9).

2. A hole bottom load test force transmission device according to claim 1, characterized in that: protection machanism (13) are including support (10) and a protection section of thick bamboo (11), four the equal fixed mounting in surface of support arm (7) has support (10), four the fixed cover of surface of support (10) is equipped with a protection section of thick bamboo (11).

3. A hole floor load test force transfer device according to claim 1, characterised in that: the outer surfaces of the four telescopic rods (5) are fixedly connected with the outer surfaces of the four springs (4) respectively.

4. A hole floor load test force transfer device according to claim 1, characterised in that: the outer surfaces of the four telescopic rods (5) are respectively fixedly connected with the outer surfaces of the four support arms (7).

5. A hole floor load test force transfer device according to claim 1, characterised in that: the inner surface of the base (1) is movably connected with the outer surfaces of the four telescopic rods (5).