CN219694157U

CN219694157U - Theodolite support

Info

Publication number: CN219694157U
Application number: CN202321355290.2U
Authority: CN
Inventors: 马波
Original assignee: Wuhan Ezhun Measurement Technology Co ltd
Current assignee: Wuhan Ezhun Measurement Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-09-15
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to the technical field of theodolite accessories and discloses a theodolite support which comprises a support arranged at the bottom of a theodolite, wherein the support comprises a connecting disc, a hinge part is movably arranged at the bottom of the connecting disc, a supporting rod is fixedly arranged at the bottom of the hinge part, a support is fixedly arranged at the bottom of the supporting rod, a sliding block is connected with the inner side of the supporting rod in a sliding manner, an adjusting rod is fixedly arranged at the bottom of the sliding block, and a pedal is fixedly arranged at the bottom of the outer side of the adjusting rod. The theodolite support rotates the handle in advance and is provided with the screw rod to loosen the abutting pressure of the adjusting rod, then the adjusting rod can be pulled out from the two supporting rods by stepping on the pedal, the sliding block at the top of the adjusting rod can slide downwards along the supporting rods, the spring pushes the clamping beads to collide with the bead grooves in the sliding process, and a click sound is generated, so that hints are provided for personnel, and the sliding of the adjusting rod is expressed without clamping.

Description

Theodolite support

Technical Field

The utility model relates to the technical field of theodolite accessories, in particular to a theodolite bracket.

Background

Theodolites used by staff in the mapping industry are instruments for measuring horizontal and vertical angles, designed according to the angle measurement principle, and currently most commonly used are optical theodolites.

When the theodolite is used, the special support is arranged below the theodolite, the support is a tripod, the structure of the tripod is three straight supporting legs, and then the top panel for fixing the theodolite is arranged at the tops of the supporting legs, but the tripod is in a triangular pyramid frame structure, when the terrain features are rugged, the support is required to be pulled out to be suitable for the terrain height, each supporting leg of the tripod is provided with two sections, the supporting legs with small size are inserted into the supporting legs with large size, but the small supporting legs are pulled out to have the problem of blocking, so that people are required to operate the small supporting legs with great force, and although the use of the support is not influenced, the supporting legs are blocked by expansion and contraction, so that certain trouble is caused to people.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a theodolite bracket which has the advantages of stretching and no jamming, solves the problems that each supporting leg of a tripod is provided with two sections, the supporting leg with small size is inserted into the supporting leg with large size, but the problem of jamming exists when the small supporting leg is pulled out, so that a person is required to operate the small supporting leg with great force to pull out the small supporting leg, and the use of the bracket is not influenced, but the telescopic jamming of the supporting leg can cause a certain trouble to the person.

(II) technical scheme

In order to achieve the purpose of stretching without clamping, the utility model provides the following technical scheme: the theodolite support comprises a support arranged at the bottom of the theodolite, the support comprises a connecting disc, a hinge part is movably arranged at the bottom of the connecting disc, a supporting rod is fixedly arranged at the bottom of the hinge part, a support is fixedly arranged at the bottom of the supporting rod, a sliding block is connected to the inner side of the supporting rod in a sliding mode, an adjusting rod is fixedly arranged at the bottom of the sliding block, a pedal is fixedly arranged at the bottom of the outer side of the adjusting rod, a screw rod is inserted into the side face of the support, a nut is connected to the outer side thread of the screw rod, and a handle is fixedly arranged at one end of the screw rod; the sliding block is characterized in that mounting grooves are formed in two sides of the sliding block, springs are arranged in the mounting grooves, pushing plates are fixedly arranged on the side faces of the springs, clamping beads are arranged on the side faces of the pushing plates, and bead grooves corresponding to the clamping beads are formed in the inner walls of the supporting rods.

Preferably, the number of the supporting rods is three, each group is two, the two groups are symmetrically arranged, and the adjusting rod is positioned between the two supporting rods.

Preferably, the bottom of the adjusting rod extends to the outer side of the support, and the bottom end of the adjusting rod is provided with a rod tip cone.

Preferably, one end of the screw rod is propped against the side surface of the adjusting rod, and the other end of the screw rod extends to the outer side of the support.

Preferably, the nut is fixedly arranged on the side surface of the support.

Preferably, rod grooves corresponding to the supporting rods are formed in two sides of the sliding block, and the rod grooves are communicated with the mounting grooves.

Preferably, the number of the bead grooves is a plurality, and the bead grooves are arranged at equal intervals.

(III) beneficial effects

Compared with the prior art, the utility model provides a theodolite bracket, which has the following beneficial effects:

1. the theodolite support rotates the handle in advance and is provided with the screw rod to loosen the abutting pressure of the adjusting rod, then the adjusting rod can be pulled out from the two supporting rods by stepping on the pedal, the sliding block at the top of the adjusting rod can slide downwards along the supporting rods, the spring pushes the clamping beads to collide with the bead grooves in the sliding process, and a click sound is generated, so that hints are provided for personnel, and the sliding of the adjusting rod is expressed without clamping.

2. According to the theodolite support, when the adjusting rod is not stretched, the spring can push the clamping beads to be inserted into the corresponding bead grooves, locking of the sliding blocks is achieved, then the screw is tightly twisted through the handle, one end of the screw is tightly pressed against the side face of the adjusting rod, and locking of the adjusting rod after stretching is achieved.

Drawings

FIG. 1 is a schematic diagram of the front structure of the present utility model;

FIG. 2 is a schematic view of the front cut-away structure of the support of the present utility model;

FIG. 3 is a schematic top view of a slider of the present utility model.

In the figure: 1-theodolite, 2-bracket, 21-connection disk, 22-hinge, 23-strut, 24-support, 25-slider, 26-adjusting lever, 27-pedal, 241-screw, 242-nut, 243-handle, 250-rod groove, 251-mounting groove, 252-spring, 253-push plate, 254-snap bead, 255-bead groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a theodolite support comprises a support 2 installed at the bottom of a theodolite 1, wherein the support 2 comprises a connecting disc 21, and the top of the connecting disc 21 is movably clamped with the bottom of the theodolite 1; the bottom of the connecting disc 21 is movably provided with three hinging pieces 22, and the included angle between the three hinging pieces 22 is 60 degrees; the bottom fixed mounting of articulated elements 22 has branch 23, the quantity of branch 23 has three groups, every group quantity has two, two is the symmetry setting, the bottom fixed mounting of branch 23 has support 24, the inboard sliding connection of branch 23 has slider 25, the bottom fixed mounting of slider 25 has regulation pole 26, and regulation pole 26 is then located between two branches 23, the bottom of regulation pole 26 extends to the outside of support 24, and the bottom of regulation pole 26 is provided with the pole pointed cone, the outside bottom fixed mounting of regulation pole 26 has footboard 27, utilize footboard 27 can pull out regulation pole 26 from two branches 23.

Referring to fig. 2, a screw 241 is inserted through a side surface of the support 24, one end of the screw 241 abuts against a side surface of the adjusting rod 26, and the other end extends to the outer side of the support 24. The screw 241 is screwed with a nut 242 on the outside, and the nut 242 is fixedly mounted on the side surface of the support 24. One end of the screw 241 is fixedly provided with a handle 243; the screw 241 is rotatable by the handle 243.

Referring to fig. 3, mounting grooves 251 are formed on both sides of the sliding block 25, and rod grooves 250 corresponding to the supporting rods 23 are formed on both sides of the sliding block 25, wherein the rod grooves 250 are mutually communicated with the mounting grooves 251. The inside of mounting groove 251 is provided with spring 252, and the side fixed mounting of spring 252 has push pedal 253, and the side of push pedal 253 is provided with card pearl 254, and the inner wall of branch 23 has seted up the pearl groove 255 that corresponds with card pearl 254, and the quantity in pearl groove 255 is a plurality of, and is equidistant the arranging form.

Working principle: when the device is used, the handle 243 is rotated in advance and the screw 241 is carried to loosen the pressing of the adjusting rod 26, then the pedal 27 is stepped on to pull the adjusting rod 26 out of the two supporting rods 23, the sliding block 25 at the top of the adjusting rod 26 slides downwards along the supporting rods 23, the spring 252 pushes the clamping beads 254 to form impact on the bead grooves 255 in the sliding process, and a click sound is generated, so that a suggestion is provided for a person, and the sliding of the adjusting rod 26 is expressed without clamping.

Otherwise, when the adjusting rod 26 is not extended, the spring 252 also pushes the clamping beads 254 to be inserted into the corresponding bead grooves 255, so that the sliding block 25 is locked, and then the screw rod 241 is twisted by the handle 243, so that one end of the screw rod 241 is tightly pressed against the side surface of the adjusting rod 26, and the telescopic adjusting rod 26 is locked.

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

Claims

1. The utility model provides a theodolite support, is including installing support (2) in theodolite (1) bottom, its characterized in that: the support (2) comprises a connecting disc (21), a hinge piece (22) is movably arranged at the bottom of the connecting disc (21), a supporting rod (23) is fixedly arranged at the bottom of the hinge piece (22), a support (24) is fixedly arranged at the bottom of the supporting rod (23), a sliding block (25) is connected to the inner side of the supporting rod (23) in a sliding mode, an adjusting rod (26) is fixedly arranged at the bottom of the sliding block (25), a pedal (27) is fixedly arranged at the outer side bottom of the adjusting rod (26), a screw rod (241) is inserted into the side face of the support (24), a nut (242) is connected to the outer side thread of the screw rod (241), and a handle (243) is fixedly arranged at one end of the screw rod (241); mounting grooves (251) are formed in two sides of the sliding block (25), springs (252) are arranged in the mounting grooves (251), pushing plates (253) are fixedly arranged on the side faces of the springs (252), clamping beads (254) are arranged on the side faces of the pushing plates (253), and bead grooves (255) corresponding to the clamping beads (254) are formed in the inner walls of the supporting rods (23).

2. A theodolite holder according to claim 1, wherein: the number of the supporting rods (23) is three, two of the supporting rods are arranged symmetrically, and the adjusting rods (26) are positioned between the two supporting rods (23).

3. A theodolite holder according to claim 1, wherein: the bottom of the adjusting rod (26) extends to the outer side of the support (24), and the bottom of the adjusting rod (26) is provided with a rod tip cone.

4. A theodolite holder according to claim 1, wherein: one end of the screw rod (241) is pressed against the side surface of the adjusting rod (26), and the other end of the screw rod extends to the outer side of the support (24).

5. A theodolite holder according to claim 1, wherein: the nut (242) is fixedly arranged on the side surface of the support (24).

6. A theodolite holder according to claim 1, wherein: rod grooves (250) corresponding to the supporting rods (23) are formed in the two sides of the sliding block (25), and the rod grooves (250) are communicated with the mounting grooves (251).

7. A theodolite holder according to claim 1, wherein: the number of the bead grooves (255) is a plurality, and the bead grooves are arranged at equal intervals.