CN221743644U - Supporting device of measuring instrument - Google Patents

Abstract

The utility model discloses a measuring instrument support device, which belongs to the technical field of measuring instruments, and comprises a fixed seat, a connecting column is connected below the fixed seat, a lifting platform is installed on the fixed seat, a support leg is rotatably connected below the fixed seat, a fixed circular plate is connected to one side of the connecting column, a connecting sleeve is connected inside the connecting column, a lifting column is slidably connected inside the connecting sleeve, a threaded rod is threadedly connected inside the lifting column, a first bevel gear is connected to the threaded rod, and the first bevel gear is meshedly connected to the second bevel gear. The measuring instrument support device rotates the connecting rod by a handle, utilizes the meshing connection between the first bevel gear and the second bevel gear, so that the threaded rod starts to rotate, and then the lifting column moves upward in the connecting sleeve through the threaded cooperation between the threaded rod and the lifting column, so as to raise the height of the lifting platform, and does not require the staff to adjust the support legs, and the operation is simple and convenient.

Description

A measuring instrument support device

Technical Field

The utility model belongs to the technical field of measuring instruments, in particular to a measuring instrument supporting device.

Background Art

Tunnel engineering surveying is the measurement carried out at various stages of tunnel engineering planning, surveying and design, construction and operation management. Measuring instruments are used in tunnel measurement. Measuring instruments generally have units such as scales and volumes. Measuring instruments include accuracy, error, measurement standard equipment, length measurement, angle measurement, shape measurement, traditional optical instruments, etc.

During measurement, due to changes in the actual measurement site, the height of the measuring instrument needs to be adjusted to meet the needs of the user. Currently, the height adjustment of some measuring instruments is completed by adjusting the supporting legs. However, manual adjustment of multiple supporting legs at one time has a large error and cannot ensure the level of the measuring instrument, thus causing measurement errors.

Utility Model Content

In order to overcome the above defects, the utility model provides a measuring instrument support device, which solves the problem that manual one-time adjustment of multiple support legs is troublesome, has large errors, cannot ensure the level of the measuring instrument, and thus causes measurement errors.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a measuring instrument support device, comprising a fixed seat, a connecting column is connected to the bottom of the fixed seat, a lifting platform is installed on the fixed seat, a supporting leg is rotatably connected to the bottom of the fixed seat, a fixed circular plate is connected to one side of the connecting column, a connecting sleeve is connected inside the connecting column, a lifting column is slidably connected inside the connecting sleeve, a threaded rod is connected to the inner thread of the lifting column, a first bevel gear is connected to the threaded rod, and the first bevel gear is meshingly connected to the second bevel gear;

The second bevel gear is connected with a connecting rod, the connecting rod passes through a connecting column and is connected with a connecting plate, a handle is slidably connected to the connecting plate, a baffle is rotatably connected to the handle, a sliding groove is provided on the lifting platform, a second spring is connected in the sliding groove, one end of the second spring is connected with a sliding block, and a clamping plate is connected to the sliding block.

As a further solution of the utility model: the lifting column passes through the fixed seat and is connected to the lifting platform, one end of the threaded rod is rotatably connected in the connecting column, and a pointed cone head is connected below the supporting leg.

As a further solution of the utility model: a plurality of first threaded holes are formed on the fixed circular plate, and one end of the handle is inserted into the first threaded hole and is provided with threads.

As a further solution of the utility model: a plurality of first threaded holes are formed on the fixed circular plate, and one end of the handle is inserted into the first threaded hole and is provided with threads.

As a further solution of the utility model: a first spring is sleeved on one end of the handle, one end of the first spring is connected to the connecting plate, and the other end of the first spring is connected to the baffle.

As a further solution of the utility model: a rubber pad is connected to the clamping plate, and second threaded holes are opened on both sides of the clamping plate, and bolts are threadedly connected to the inner surfaces of the second threaded holes.

Compared with the prior art, the beneficial effects of the present invention are:

1. The measuring instrument support device is provided with a handle, a first spring, a baffle, a first threaded hole, a connecting rod, a first bevel gear, a second bevel gear, a threaded rod and a lifting column. The handle is twisted to make one end of the handle with a thread disengage from the first threaded hole, and then the handle is pulled to make the baffle compress the first spring, and at the same time, the connecting rod is rotated by the handle, and the meshing connection of the first bevel gear and the second bevel gear is utilized to make the threaded rod start to rotate, so that the threaded rod cooperates with the thread of the lifting column, so that the lifting column moves upward in the connecting sleeve, thereby raising the height of the lifting platform, and the staff does not need to adjust the supporting legs, and the operation is simple and convenient, and then the handle is released to use the rebound of the first spring to push one end of the handle with a thread into the first threaded hole, and the handle is twisted at the same time to fix the handle to prevent the handle from accidentally rotating and causing the height of the lifting platform to be unstable.

2. The measuring instrument support device places the measuring instrument on the lifting platform by arranging a slide groove, a second spring, a slider, a clamping plate, a second threaded hole and a bolt. As the measuring instrument is placed in, the measuring instrument will push the clamping plate to make the slider connected under the clamping plate slide in the slide groove and stretch the second spring at the same time, so as to use the rebound of the second spring to pull the clamping plate so that the clamping plate can be clamped and fixed to the measuring instrument to prevent the measuring instrument from sliding. Then, the bolt is inserted into the second threaded hole, and the clamping effect of the two clamping plates is made more stable by tightening the hexagonal nut.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of the utility model;

FIG2 is a schematic diagram of the cross-sectional structure of the connecting column of the utility model;

FIG3 is a schematic diagram of an enlarged structure of part A in FIG2 ;

FIG4 is a schematic diagram of the cross-sectional structure of the lifting platform of the utility model;

In the figure: 1. fixed seat; 2. connecting column; 3. lifting platform; 4. supporting leg; 5. fixed circular plate; 6. connecting sleeve; 7. lifting column; 8. threaded rod; 9. first bevel gear; 10. second bevel gear; 11. connecting rod; 12. connecting plate; 13. handle; 14. baffle; 15. first threaded hole; 16. first spring; 17. pointed cone head; 18. connecting groove; 19. connecting strip; 20. slide groove; 21. second spring; 22. slider; 23. clamping plate; 24. rubber pad; 25. second threaded hole; 26. bolt.

DETAILED DESCRIPTION

The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

As shown in Figures 1-4, the utility model provides a technical solution: a measuring instrument support device, including a fixed base 1, a connecting column 2 is connected to the bottom of the fixed base 1, a lifting platform 3 is installed on the fixed base 1, a support leg 4 is rotatably connected to the bottom of the fixed base 1, a lifting column 7 passes through the fixed base 1 and is connected to the lifting platform 3, one end of a threaded rod 8 is rotatably connected in the connecting column 2, a pointed cone head 17 is connected to the bottom of the support leg 4, and the pointed cone head 17 is inserted into the soil to fix the support device to prevent shaking during measurement to reduce the measurement accuracy, and the rotating support leg 4 can be conveniently stored and carried by the staff.

A fixed circular plate 5 is connected to one side of the connecting column 2, and a plurality of first threaded holes 15 are opened on the fixed circular plate 5. One end of the handle 13 is inserted into the first threaded hole 15 and is provided with threads. By screwing one end of the handle 13 provided with threads into the first threaded hole 15, the handle 13 is fixed to prevent the connecting plate 12 from rotating accidentally, thereby ensuring the height stability of the lifting platform 3.

A connecting sleeve 6 is connected to the connecting column 2, and a lifting column 7 is slidably connected to the connecting sleeve 6. A connecting groove 18 is provided on the inner wall of the connecting sleeve 6, and a connecting strip 19 is connected to the outer wall of the lifting column 7. The connecting strip 19 is slidably connected in the connecting groove 18. The connecting strip 19 slides in the connecting groove 18, so that the lifting column 7 can move smoothly, thereby preventing the lifting platform 3 from rotating during movement, causing the measuring instrument to deflect and affect the measurement accuracy.

The lifting column 7 is internally threadedly connected to a threaded rod 8, the threaded rod 8 is connected to a first bevel gear 9, the first bevel gear 9 is meshingly connected to a second bevel gear 10, the second bevel gear 10 is connected to a connecting rod 11, the connecting rod 11 passes through the connecting column 2 and is connected to a connecting plate 12, a handle 13 is slidably connected to the connecting plate 12, one end of the handle 13 is sleeved with a first spring 16, one end of the first spring 16 is connected to the connecting plate 12, and the other end of the first spring 16 is connected to a baffle 14, the baffle 14 can prevent the handle 13 from detaching from the connecting plate 12, and the rebound of the first spring 16 can facilitate the staff to insert the end of the handle 13 with a thread into the first threaded hole 15.

A baffle 14 is rotatably connected to the handle 13, a slide groove 20 is provided on the lifting platform 3, a second spring 21 is connected inside the slide groove 20, a slider 22 is connected to one end of the second spring 21, a clamping plate 23 is connected to the slider 22, a rubber pad 24 is connected to the clamping plate 23, second threaded holes 25 are provided on both sides of the clamping plate 23, bolts 26 are threadedly connected to the second threaded holes 25, the contact between the clamping plate 23 and the measuring instrument is buffered by the rubber pad 24, and the friction force can be increased to prevent the measuring instrument from sliding.

The working principle of the utility model is:

The measuring instrument is placed on the lifting platform 3. As the measuring instrument is placed, the measuring instrument pushes the clamping plate 23 to make the slider 22 slide in the slide groove 20, and at the same time stretches the second spring 21, so that the clamping plate 23 is pulled by the rebound of the second spring 21, so that the clamping plate 23 can be clamped and fixed to the measuring instrument. Then, the bolt 26 is inserted into the second threaded hole 25, and the hexagonal nut is screwed to make the clamping effect of the two clamping plates 23 more stable. The staff screws the handle 13 to make the end of the handle 13 with threads disengage from the first threaded hole 15, and then pulls The handle 13 causes the baffle 14 to compress the first spring 16, and at the same time, the connecting rod 11 is rotated by the handle 13, and the meshing connection between the first bevel gear 9 and the second bevel gear 10 is utilized to make the threaded rod 8 start to rotate, so that the threaded rod 8 cooperates with the thread of the lifting column 7, so that the lifting column 7 moves upward in the connecting sleeve 6, thereby raising the height of the lifting platform 3, and then the handle 13 is released to use the rebound of the first spring 16 to push the end of the handle 13 with the thread set into the first threaded hole 15, and at the same time, the handle 13 is twisted to fix the height of the lifting platform 3.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims (6)

1. Measuring instrument strutting arrangement, including fixing base (1), its characterized in that: the lifting device is characterized in that a connecting column (2) is connected below the fixing seat (1), a lifting table (3) is mounted on the fixing seat (1), a supporting leg (4) is rotatably connected below the fixing seat (1), a fixed circular plate (5) is connected to one side of the connecting column (2), a connecting sleeve (6) is connected to the connecting column (2) in a connecting manner, a lifting column (7) is connected to the connecting sleeve (6) in a sliding manner, a threaded rod (8) is connected to the lifting column (7) in a threaded manner, a first bevel gear (9) is connected to the threaded rod (8), and a second bevel gear (10) is connected to the first bevel gear (9) in a meshed manner.

Connecting rod (11) are connected with on second bevel gear (10), connecting rod (11) run through in spliced pole (2) and are connected with connecting plate (12), sliding connection has handle (13) on connecting plate (12), it is connected with baffle (14) to rotate on handle (13), spout (20) have been seted up on elevating platform (3), spout (20) internal connection has second spring (21), second spring (21) one end is connected with slider (22), be connected with splint (23) on slider (22).

2. A measuring instrument support device according to claim 1, wherein: the lifting column (7) penetrates through the fixing seat (1) and is connected with the lifting table (3), one end of the threaded rod (8) is rotatably connected in the connecting column (2), and the lower part of the supporting leg (4) is connected with the pointed cone head (17).

3. A measuring instrument support device according to claim 1, wherein: a plurality of first threaded holes (15) are formed in the fixed circular plate (5), and one end of the handle (13) is inserted into the first threaded holes (15) and provided with threads.

4. A measuring instrument support device according to claim 1, wherein: the connecting sleeve (6) is characterized in that a connecting groove (18) is formed in the inner wall of the connecting sleeve, a connecting strip (19) is connected to the outer wall of the lifting column (7), and the connecting strip (19) is slidably connected in the connecting groove (18).

5. A measuring instrument support device according to claim 1, wherein: one end of the handle (13) is sleeved with a first spring (16), one end of the first spring (16) is connected with the connecting plate (12), and the other end of the first spring (16) is connected with the baffle (14).

6. A measuring instrument support device according to claim 1, wherein: the clip

A rubber pad (24) is connected on the plate (23), second threaded holes (25) are arranged on two sides of the clamping plate (23),

And a bolt (26) is connected with the second threaded hole (25) through internal threads.