CN216348469U

CN216348469U - Displacement sensor convenient to maintain

Info

Publication number: CN216348469U
Application number: CN202123100718.2U
Authority: CN
Inventors: 全顺利; 陈冬亚
Original assignee: Wuhan Hongshi Tianrui Technology Co ltd
Current assignee: Wuhan Hongshi Tianrui Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-04-19
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a displacement sensor convenient to maintain, which comprises a base, wherein a first internal thread sleeve is arranged at the top of the base, a first threaded rod is arranged inside the first internal thread sleeve, a hinge rod is hinged to the top inside the first threaded rod, a through groove is formed in one side of one end of the front side of the hinge rod, a second internal thread sleeve is arranged on one side of the first threaded rod, a second threaded rod is sleeved inside the second internal thread sleeve, a sliding rod is arranged at one end of the front side of the second threaded rod, and a mounting seat is arranged on one side of the hinge rod; according to the utility model, through the mutual matching of the rotating plate, the clamping rod, the moving rod, the driving groove, the annular sliding groove, the fixing groove and the sliding block, the sensor is effectively and fixedly installed, and meanwhile, when the sensor is disassembled and maintained, the sensor is more convenient, and the installation steps are simple to operate.

Description

Displacement sensor convenient to maintain

Technical Field

The utility model relates to the technical field of displacement sensors, in particular to a displacement sensor convenient to maintain.

Background

The displacement sensor is also called as a linear sensor, and is a metal-induced linear device, and the sensor is used for converting various measured physical quantities into electric quantities. In the production process, the measurement of displacement generally divide into and measure physical size and mechanical displacement two kinds, when carrying out pile foundation bearing capacity and detect, often need use displacement sensor to test the subsidence of pile foundation.

However, the existing displacement sensor has certain defects when in use:

1. when the existing displacement sensor is used, the installation steps of the displacement sensor are complex due to the limitation of site conditions, and the displacement sensor is maintained or maintained and is inconvenient to disassemble and assemble.

2. Because the pile foundation subsides to the displacement in the vertical plane, so the axle center of displacement sensor thimble also must be parallel with the axle center of pile foundation, but does not have horizontal observation device on the current displacement sensor, and whether difficult definite displacement sensor is in the horizontality when the installation, finally can lead to detecting the deviation, also be convenient for adjust.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a displacement sensor which is easy to maintain, so as to solve the problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a displacement sensor convenient to maintain comprises a base, wherein a first internal thread sleeve is arranged at the top of the base, a first threaded rod is arranged inside the first internal thread sleeve, a hinged rod is hinged at the top inside the first threaded rod, a through groove is formed in one side of the front end of the hinged rod, a second internal thread sleeve is arranged on one side of the first threaded rod, a second threaded rod is sleeved inside the second internal thread sleeve, a sliding rod is arranged at the front end of the second threaded rod, a mounting seat is arranged on one side of the hinged rod, a mounting groove is formed in the top of the mounting seat, a sensor is sleeved inside the mounting groove, sliding grooves are formed in two sides inside the mounting groove, a limiting groove is formed in the bottom inside the sliding groove, a clamping component is arranged at the bottom of the mounting seat, and connecting grooves are formed in two sides of the bottom of the mounting seat, the inside slip of spread groove is provided with the dead lever, and two sets of one side that the dead lever kept away from each other is provided with the spring, the both sides at mount pad top are provided with the level bar.

Preferably, the centre gripping subassembly is including changeing board, supporting rod, carriage release lever, driving groove, annular spout, fixed slot and slider, annular spout is located the edge of mount pad bottom, the inside slip of annular spout is provided with the slider, and is two sets of the bottom of slider is provided with changes the board, the top of changeing the board is provided with two sets of driving grooves, and is two sets of the inside slip of driving groove is provided with the carriage release lever, the top of carriage release lever is provided with the supporting rod, the both sides of changeing the board are provided with the fixed slot.

Preferably, the top of the movable rod penetrates through the inside of the limiting groove, and the clamping rod is located inside the sliding groove to slide.

Preferably, one end of the front face of the sliding rod penetrates through the inside of the through groove and is provided with a limiting block.

Preferably, the cross sections of the annular sliding groove and the sliding block are T-shaped.

Preferably, the fixing rod is L-shaped, and the fixing rod and the fixing groove are matched with each other.

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

1. through mutually supporting between commentaries on classics board, supporting rod, carriage release lever, drive groove, annular spout, fixed slot and the slider, carrying out effectual fixed mounting to the sensor, when dismantling the maintenance to the sensor simultaneously, it is equally more convenient, installation step simple operation.

2. Through mutually supporting between second internal thread sleeve, second threaded rod, logical groove, slide bar, hinge bar and the level bar, can carry out the angle change to the thimble of sensor, can align the thimble of sensor and the axle center of pile foundation fast through the level bar, guarantee the horizontal operating condition of sensor, reduce measuring error.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a top view of the rotating plate of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a first threaded rod; 3. a second internally threaded sleeve; 4. a second threaded rod; 5. a through groove; 6. a slide bar; 7. a hinged lever; 8. a chute; 9. a level bar; 10. a sensor; 11. mounting grooves; 12. a mounting seat; 13. rotating the plate; 14. a clamping rod; 15. a travel bar; 16. a limiting groove; 17. a first internally threaded sleeve; 18. a drive slot; 19. an annular chute; 20. a spring; 21. fixing the rod; 22. fixing grooves; 23. connecting grooves; 24. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a displacement sensor convenient to maintain comprises a base 1, wherein a first internal thread sleeve 17 is arranged at the top of the base 1, a first threaded rod 2 is arranged inside the first internal thread sleeve 17, a hinge rod 7 is hinged at the top inside the first threaded rod 2, a through groove 5 is arranged at one side of the front end of the hinge rod 7, a second internal thread sleeve 3 is arranged at one side of the first threaded rod 2, a second threaded rod 4 is sleeved inside the second internal thread sleeve 3, a sliding rod 6 is arranged at one end of the front side of the second threaded rod 4, a mounting seat 12 is arranged at one side of the hinge rod 7, a mounting groove 11 is arranged at the top of the mounting seat 12, a sensor 10 is sleeved inside the mounting groove 11, sliding grooves 8 are arranged at two sides inside the mounting groove 11, a limiting groove 16 is arranged at the bottom inside the sliding groove 8, a clamping component is arranged at the bottom of the mounting seat 12, and connecting grooves 23 are arranged at two sides of the bottom of the mounting seat 12, the inside slip of spread groove 23 is provided with dead lever 21, and one side that two sets of dead levers 21 kept away from each other is provided with spring 20, and the both sides at 12 tops of mount pad are provided with level bar 9, are convenient for carry out the level (l) ing to sensor 10.

In this embodiment, the clamping assembly includes a rotating plate 13, a clamping rod 14, a moving rod 15, a driving groove 18, an annular sliding groove 19, a fixing groove 22 and a sliding block 24, the annular sliding groove 19 is located at the edge of the bottom of the mounting seat 12, the sliding block 24 is slidably arranged inside the annular sliding groove 19, the rotating plate 13 is arranged at the bottom of the two sets of sliding blocks 24, two sets of driving grooves 18 are arranged at the top of the rotating plate 13, the moving rod 15 is slidably arranged inside the two sets of driving grooves 18, the clamping rod 14 is arranged at the top of the moving rod 15, the fixing grooves 22 are arranged on two sides of the rotating plate 13, so as to facilitate the installation and the disassembly of the sensor 10, the top of the moving rod 15 penetrates through the inside of the limiting groove 16, the clamping rod 14 is located inside the sliding groove 8 to slide, so that the clamping rod 14 moves more stably, one end of the front surface of the sliding rod 6 penetrates through the inside of the through groove 5 and is provided with a limiting block to prevent the sliding rod 6 from shifting, the annular sliding groove 19 and the sliding block 24 are T-shaped in cross section, prevent falling of commentaries on classics board 13, dead lever 21 is the L type, mutual adaptation between dead lever 21 and the fixed slot 22 for dead lever 21 is fixed more firmly to changeing board 13.

The working principle is as follows: when subsiding the test to the pile foundation, at first, install sensor 10 in the inside of mounting groove 11, it removes to drive driving groove 18 through rotatory commentaries on classics board 13, the arc limit of two sets of driving groove 18 promotes two sets of carriage release lever 15 and is close to each other in spacing groove 16's inside, thereby drive supporting rod 14 in the slip of spout 8, it is fixed to carry out the centre gripping to sensor 10, when changeing board 13 rotatory to a certain position department, fixed slot 22 is rotatory to dead lever 21 department this moment, dead lever 21 is under the spring 20 effect, the inside to fixed slot 22 is gone into in the bullet, accomplish the fixed of changeing board 13.

At the device during operation, the position that the device is in may incline, lead to sensor 10 to be in the state of slope this moment, then need carry out the fine setting rotation second internal thread sleeve 3 to sensor 10, make second internal thread sleeve 3 drive second threaded rod 4 reciprocate in second internal thread sleeve 3's inside, second threaded rod 4 drives slide bar 6 and stimulates hinge bar 7 downwards or jack-up upwards, slide bar 6 slides in the inside that leads to groove 5, hinge bar 7 can drive mount pad 12 and wholly carry out the regulation of angle, show according to level bar 9, adjust sensor 10 to horizontal position department, make the more accurate of detection.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a removable connection, unless expressly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A displacement sensor convenient to maintain, includes base (1), its characterized in that: the top of the base (1) is provided with a first internal thread sleeve (17), a first threaded rod (2) is arranged inside the first internal thread sleeve (17), a hinged rod (7) is hinged to the top of the inside of the first threaded rod (2), a through groove (5) is formed in one side of the front end of the hinged rod (7), a second internal thread sleeve (3) is arranged on one side of the first threaded rod (2), a second threaded rod (4) is sleeved inside the second internal thread sleeve (3), a sliding rod (6) is arranged at the front end of the second threaded rod (4), a mounting seat (12) is arranged on one side of the hinged rod (7), a mounting groove (11) is formed in the top of the mounting seat (12), a sensor (10) is sleeved inside the mounting groove (11), and sliding grooves (8) are formed in two sides of the mounting groove (11), the inside bottom of spout (8) is provided with spacing groove (16), the bottom of mount pad (12) is provided with the centre gripping subassembly, the both sides of mount pad (12) bottom are provided with spread groove (23), the inside slip of spread groove (23) is provided with dead lever (21), and is two sets of one side that dead lever (21) kept away from each other is provided with spring (20), the both sides at mount pad (12) top are provided with level bar (9).

2. A maintenance-friendly displacement sensor according to claim 1, characterized in that: the centre gripping subassembly is including changeing board (13), supporting rod (14), carriage release lever (15), drive groove (18), annular spout (19), fixed slot (22) and slider (24), annular spout (19) are located the edge of mount pad (12) bottom, the inside slip of annular spout (19) is provided with slider (24), and is two sets of the bottom of slider (24) is provided with commentaries on classics board (13), the top of changeing board (13) is provided with two sets of drive groove (18), and is two sets of the inside slip of drive groove (18) is provided with carriage release lever (15), the top of carriage release lever (15) is provided with supporting rod (14), the both sides of changeing board (13) are provided with fixed slot (22).

3. A maintenance-friendly displacement sensor according to claim 2, characterized in that: the top of the moving rod (15) penetrates through the inside of the limiting groove (16), and the clamping rod (14) is located in the sliding groove (8) to slide.

4. A maintenance-friendly displacement sensor according to claim 1, characterized in that: one end of the front surface of the sliding rod (6) penetrates through the inside of the through groove (5) and is provided with a limiting block.

5. A maintenance-friendly displacement sensor according to claim 2, characterized in that: the cross sections of the annular sliding groove (19) and the sliding block (24) are T-shaped.

6. A maintenance-friendly displacement sensor according to claim 1, characterized in that: the fixing rod (21) is L-shaped, and the fixing rod (21) is matched with the fixing groove (22) mutually.