CN213089355U

CN213089355U - Foldable measuring tripod

Info

Publication number: CN213089355U
Application number: CN202022050113.6U
Authority: CN
Inventors: 崔晓蓬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-04-30
Anticipated expiration: 2030-09-18

Abstract

The utility model provides a foldable measuring tripod, which comprises a fixed seat, wherein the top of the fixed seat is provided with an installation column, the bottom of the fixed seat is provided with three foldable supporting legs along the circumferential interval, and the upper ends of the foldable supporting legs are hinged with the fixed seat; the foldable supporting leg comprises a connecting sleeve hinged with the fixed seat, two fixing plates are arranged on the connecting sleeve in parallel at intervals, an adjustable supporting leg is hinged between the two fixing plates, a limiting shaft is detachably arranged on the adjustable supporting leg in a penetrating manner, and a limiting hole matched with the limiting shaft is formed in the adjustable supporting leg; each fixing plate is provided with a first positioning hole and a second positioning hole which are matched with the limiting shaft; the utility model discloses simple structure, compactness can be folded the tripod, make things convenient for the tripod to carry, utilize the use.

Description

Foldable measuring tripod

Technical Field

The utility model relates to a measure the tripod, specifically be a folding measurement tripod.

Background

The tripod is a common tool in the measurement work, is used for supporting the measurement tool, provides a stable measurement environment for the measuring instrument, can make things convenient for the staff to carry out the rapid survey to required data to provide favorable guarantee for later stage construction.

In order to guarantee the stability of support, current tripod has longer supporting leg to have longer supporting on a large scale, stability is higher, but the size of tripod is great, occupation space, and inconvenient carrying is unfavorable for the use of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding measurement tripod to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a foldable measuring tripod comprises a fixed seat, wherein the top of the fixed seat is provided with an installation column, the bottom of the fixed seat is provided with three foldable supporting legs at intervals along the circumferential direction, and the upper ends of the foldable supporting legs are hinged with the fixed seat;

the foldable supporting leg comprises a connecting sleeve hinged with the fixed seat, two fixing plates are arranged on the connecting sleeve in parallel at intervals, an adjustable supporting leg is hinged between the two fixing plates, a limiting shaft is detachably arranged on the adjustable supporting leg in a penetrating manner, and a limiting hole matched with the limiting shaft is formed in the adjustable supporting leg; each fixing plate is provided with a first positioning hole and a second positioning hole which are matched with the limiting shaft;

when the foldable supporting leg is in a folded state, the whole adjustable supporting leg is positioned between the two fixing plates, and the limiting shaft penetrates through the first positioning hole and the limiting hole; when the foldable supporting leg is in an unfolded state, the adjustable supporting leg is positioned outside the two fixing plates, and the limiting shaft penetrates through the second positioning hole and the limiting hole.

As a further aspect of the present invention: the adjustable supporting leg comprises a fixed cylinder hinged between two fixed plates, and the first positioning hole and the second positioning hole are respectively arranged on the fixed cylinder; an adjusting rod is connected in the fixed cylinder in a sliding manner, and an inserting rod is arranged at one end of the adjusting rod, which is positioned outside the fixed cylinder; the fixing cylinder is provided with a fixing bolt, and the adjusting rod is provided with a plurality of adjusting threaded holes matched with the fixing bolt at intervals along the length direction.

As a further aspect of the present invention: guide grooves are formed in the two sides of the adjusting rod along the length direction, and guide plates connected with the guide grooves in a sliding mode are arranged in the fixing cylinder; and a rebound spring is arranged at the inner top of the fixed cylinder.

As a further aspect of the present invention: one end of the limiting shaft is provided with a limiting pull ring, the other end of the limiting shaft is provided with a limiting assembly, and the limiting shaft can be detachably matched with the limiting assembly through the limiting pull ring to penetrate through the limiting hole.

As a further aspect of the present invention: the limiting assembly comprises two limiting rods symmetrically arranged along the axis of a limiting shaft, shrinkage cavities corresponding to the limiting rods one to one are arranged on the limiting shaft, limiting sliding blocks connected with the limiting rods are connected in the shrinkage cavities in a sliding mode, and reset springs are arranged at one ends, far away from the limiting rods, of the limiting sliding blocks;

when the limiting shaft is assembled, the limiting rod is positioned outside the contraction cavity through the matching of the limiting sliding block and the reset spring; when the limiting shaft is disassembled, the limiting rod is positioned in the contraction cavity.

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

after the structure is adopted by the utility model, through the mutual matching of the connecting sleeve, the fixing plates, the adjustable supporting legs, the limiting shaft, the limiting hole, the first positioning hole and the second positioning hole, when the foldable supporting leg is in a folded state, the adjustable supporting leg is integrally positioned between the two fixing plates, and the limiting shaft passes through the first positioning hole and the limiting hole; when the foldable supporting leg is in an unfolded state, the adjustable supporting leg is positioned outside the two fixing plates, and the limiting shaft penetrates through the second positioning hole and the limiting hole; can fold the tripod fast, reduce the shared area of tripod to make things convenient for the tripod to carry, the result of use is better.

And, through the adjustable landing leg that sets up, can be according to the demand, through the mutual cooperation of a fixed cylinder, regulation pole, inserted bar, fixing bolt and each regulation screw hole, adjust the height of tripod, increase the suitability of device, the result of use is better. The utility model discloses simple structure, compactness can be folded the tripod, make things convenient for the tripod to carry, utilize the use.

Drawings

Fig. 1 is a schematic structural view of a foldable measuring tripod.

Fig. 2 is a schematic structural diagram of a fixing plate in a foldable measuring tripod.

Figure 3 is a schematic diagram of the structure of an adjustable leg of a collapsible measuring tripod.

Fig. 4 is a sectional view taken along line a-a in fig. 3.

Fig. 5 is a schematic structural diagram of a limit shaft in a foldable measuring tripod.

Fig. 6 is a partially enlarged schematic view of a portion B in fig. 5.

In the figure: 1. a fixed seat; 2. mounting a column; 3. a foldable support leg; 301. connecting sleeves; 302. a fixing plate; 303. an adjustable leg; 3031. a fixed cylinder; 3032. adjusting a rod; 3033. inserting a rod; 3034. fixing the bolt; 3035. adjusting the threaded hole; 3036. a guide groove; 3037. a guide plate; 3038. a rebound spring; 304. a limiting shaft; 305. a limiting hole; 306. a first positioning hole; 307. a second positioning hole; 4. a limiting pull ring; 5. a limiting component; 501. a limiting rod; 502. a contracting cavity; 503. a limiting slide block; 504. a return spring.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-6, a foldable measuring tripod comprises a fixed seat 1, wherein the top of the fixed seat 1 is provided with a mounting column 2 for mounting measuring equipment, the bottom of the fixed seat 1 is provided with three foldable supporting legs 3 at intervals along the circumferential direction, and the upper ends of the foldable supporting legs 3 are hinged with the fixed seat 1; the foldable supporting leg 3 comprises a connecting sleeve 301 hinged with the fixed seat 1, two fixing plates 302 are arranged on the connecting sleeve 301 in parallel at intervals, an adjustable supporting leg 303 is hinged between the two fixing plates 302, a limiting shaft 304 is detachably arranged on the adjustable supporting leg 303 in a penetrating manner, and a limiting hole 305 matched with the limiting shaft 304 is arranged on the adjustable supporting leg 303; each fixing plate 302 is provided with a first positioning hole 306 and a second positioning hole 307 which are matched with the limiting shaft 304; when the foldable supporting leg 3 is in a folded state, the adjustable supporting leg 303 is integrally positioned between the two fixing plates 302, and the limiting shaft 304 passes through the first positioning hole 306 and the limiting hole 305; when the foldable support leg 3 is in the unfolded state, the adjustable leg 303 is located outside the two fixing plates 302, and the limiting shaft 304 passes through the second positioning hole 307 and the limiting hole 305. Through mutually supporting of the adapter sleeve 301, fixed plate 302, adjustable landing leg 303, spacing axle 304, spacing hole 305, first locating hole 306 and second locating hole 307 that set up, can fold the tripod fast, reduce the area that the tripod shared to make things convenient for the tripod to carry, the result of use is better.

The adjustable leg 303 comprises a fixed cylinder 3031 hinged between two fixed plates 302, and the first positioning hole 306 and the second positioning hole 307 are respectively arranged on the fixed cylinder 3031; an adjusting rod 3032 is slidably connected in the fixed cylinder 3031, and an inserting rod 3033 is arranged at one end of the adjusting rod 3032, which is positioned outside the fixed cylinder 3031; the fixed cylinder 3031 is provided with a fixed bolt 3034, and the adjusting rod 3032 is provided with a plurality of adjusting threaded holes 3035 which are matched with the fixed bolt 3034 at intervals along the length direction. Through the mutual cooperation of the fixed cylinder 3031, the adjusting rod 3032, the inserted bar 3033, the fixing bolt 3034 and each adjusting threaded hole 3035, the height of the tripod can be adjusted according to requirements, the applicability of the tripod is improved, and the using effect is good.

Furthermore, guide grooves 3036 are arranged on two sides of the adjusting rod 3032 along the length direction, and a guide plate 3037 which is in sliding connection with each guide groove 3036 is arranged in the fixed cylinder 3031, so that the adjusting rod 3032 can move only along the axis of the fixed cylinder 3031 for adjustment, and the fixing bolt 3034 and the adjusting threaded hole 3035 are convenient to match; a rebound spring 3038 is arranged at the inner top of the fixed cylinder 3031, and the adjusting rod 3032 is retracted into the fixed cylinder 3031 under the normal state; in the operating state, the adjusting lever 3032 can be adjusted by ejecting the adjusting lever 3032 through the action of the rebound spring 3038.

Specifically, one end of the limiting shaft 304 is provided with a limiting pull ring 4, the other end of the limiting shaft 304 is provided with a limiting assembly 5, the limiting shaft 304 can detachably penetrate through a limiting hole 305 through the matching of the limiting pull ring 4 and the limiting assembly 5, and the limiting shaft 304 can be rapidly disassembled and assembled.

Further, the limiting assembly 5 comprises two limiting rods 501 symmetrically arranged along the axis of the limiting shaft 304, the limiting shaft 304 is provided with contracting cavities 502 corresponding to the limiting rods 501 one by one, each contracting cavity 502 is slidably connected with a limiting slide block 503 connected with the limiting rod 501, and one end of each limiting slide block 503, which is far away from the limiting rod 501, is provided with a return spring 504; when the limiting shaft 304 is assembled, the limiting rod 501 is positioned outside the contraction cavity 502 through the matching of the limiting sliding block 503 and the return spring 504; when the limiting shaft 304 is disassembled, the limiting rod 501 is located in the contraction cavity 502, the limiting shaft 304 can be disassembled and assembled quickly, and the structure is simple and the use is convenient.

The utility model discloses a theory of operation is: in a normal state, the adjusting rod 3032 is accommodated in the fixed cylinder 3031 and is fixedly connected with the fixed cylinder 3031 through the matching of the fixed bolt 3034 and the adjusting threaded hole 3035; meanwhile, the adjustable supporting leg 303 is integrally located between the two fixing plates 302, the limiting shaft 304 passes through the first positioning hole 306 and the limiting hole 305, and the foldable supporting leg 3 is in a folded state.

In the working state, the adjustable supporting leg 303 is located outside the two fixing plates 302, the limiting shaft 304 passes through the second positioning hole 307 and the limiting hole 305, and the foldable supporting leg 3 is in the folded state; then, the tripod height is adjusted as required by the mutual cooperation of the fixed cylinder 3031, the adjusting rod 3032, the inserting rod 3033, the fixing bolt 3034 and each adjusting threaded hole 3035.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A foldable measuring tripod comprises a fixed seat (1), and is characterized in that the top of the fixed seat (1) is provided with a mounting column (2), the bottom of the fixed seat (1) is provided with three foldable supporting legs (3) at intervals along the circumferential direction, and the upper ends of the foldable supporting legs (3) are hinged with the fixed seat (1);

the foldable supporting leg (3) comprises a connecting sleeve (301) hinged with the fixing seat (1), two fixing plates (302) are arranged on the connecting sleeve (301) in parallel at intervals, an adjustable supporting leg (303) is hinged between the two fixing plates (302), a limiting shaft (304) is detachably arranged on the adjustable supporting leg (303) in a penetrating manner, and a limiting hole (305) matched with the limiting shaft (304) is formed in the adjustable supporting leg (303); each fixing plate (302) is provided with a first positioning hole (306) and a second positioning hole (307) which are matched with the limiting shaft (304);

when the foldable supporting leg (3) is in a folded state, the adjustable supporting leg (303) is integrally positioned between the two fixing plates (302), and the limiting shaft (304) penetrates through the first positioning hole (306) and the limiting hole (305); when the foldable support leg (3) is in an unfolded state, the adjustable support leg (303) is positioned outside the two fixing plates (302), and the limiting shaft (304) penetrates through the second positioning hole (307) and the limiting hole (305).

2. A foldable measuring tripod according to claim 1, wherein said adjustable leg (303) comprises a fixed cylinder (3031) hinged between two fixed plates (302), said first positioning hole (306) and said second positioning hole (307) being respectively provided on the fixed cylinder (3031); an adjusting rod (3032) is connected in the fixed cylinder (3031) in a sliding way, and an inserting rod (3033) is arranged at one end of the adjusting rod (3032) which is positioned outside the fixed cylinder (3031); a fixing bolt (3034) is arranged on the fixing barrel (3031), and a plurality of adjusting threaded holes (3035) matched with the fixing bolt (3034) are arranged on the adjusting rod (3032) at intervals along the length direction.

3. A foldable measuring tripod according to claim 2, wherein guide grooves (3036) are formed at both sides of the adjusting rod (3032) along the length direction, and a guide plate (3037) slidably connected with each guide groove (3036) is arranged in the fixed cylinder (3031); a rebound spring (3038) is arranged at the inner top of the fixed cylinder (3031).

4. A foldable measuring tripod according to claim 1, wherein one end of the limiting shaft (304) is provided with a limiting pull ring (4), the other end of the limiting shaft (304) is provided with a limiting assembly (5), and the limiting shaft (304) is detachably passed through the limiting hole (305) through the matching of the limiting pull ring (4) and the limiting assembly (5).

5. A foldable measuring tripod according to claim 4, wherein the limiting assembly (5) comprises two limiting rods (501) symmetrically arranged along the axis of the limiting shaft (304), the limiting shaft (304) is provided with contraction cavities (502) corresponding to the limiting rods (501) one by one, each contraction cavity (502) is connected with the limiting rod (501) in a sliding manner, a limiting slide block (503) connected with the limiting rod (501) is connected in each contraction cavity (502), and one end of each limiting slide block (503) far away from the limiting rod (501) is provided with a return spring (504);

when the limiting shaft (304) is assembled, the limiting rod (501) is positioned outside the contraction cavity (502) through the matching of the limiting sliding block (503) and the return spring (504); when the limiting shaft (304) is disassembled, the limiting rod (501) is positioned in the contraction cavity (502).