CN210739773U

CN210739773U - Fixing device of total powerstation tripod

Info

Publication number: CN210739773U
Application number: CN201921649153.3U
Authority: CN
Inventors: 黄飞
Original assignee: Beijing Jinfang Xingye Surveying And Mapping Co Ltd
Current assignee: Beijing Jinfang Xingye Surveying And Mapping Co Ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-06-12
Anticipated expiration: 2029-09-28

Abstract

The utility model relates to the technical field of engineering measuring instruments, in particular to a fixing device of a total station tripod, which comprises an adjusting structure, a connecting structure and a clamping arm, wherein the adjusting structure comprises an adjusting rod, an adjusting seat and a mounting seat, the adjusting seat is coaxially and fixedly connected on the adjusting rod, a threaded through hole is formed in the mounting seat, and the adjusting rod is in threaded connection with the threaded through hole; the connecting structure comprises connecting rods and two mounting shafts, the two mounting shafts are symmetrically and coaxially arranged on two symmetrical side walls of the mounting seat, and the two mounting shafts are perpendicular to the adjusting rod; the two clamping arms are respectively provided with a through hole and are respectively connected with the two mounting shafts in a sliding manner; the connecting rod is equipped with two, two the one end of connecting rod rotates with two arm lock respectively to be connected, and the other end all rotates to be connected adjust on the seat. The utility model discloses have the convenience and install the effect on the tripod with the total powerstation.

Description

Fixing device of total powerstation tripod

Technical Field

The utility model relates to an engineering and measurement instrument technical field, in particular to fixing device of total powerstation tripod.

Background

The total station, i.e. the total station type electronic distance measuring instrument, is a high-tech measuring instrument integrating light, machine and electricity into one body, and is a surveying and mapping instrument system integrating the horizontal angle, vertical angle, distance and height difference measuring functions into one body.

The total station is typically erected on a tripod in use and is held level by adjusting the tripod to a suitable measured height. The existing total station support disclosed in the publication No. CN206177303U includes a support table and three support legs hinged to the support table, and the support table and a chassis of the total station are both in a disc structure. When the total station is used, the chassis of the total station is connected with the supporting table in a bolting mode.

The above prior art solutions have the following drawbacks: because the total station chassis is connected with the supporting platform through the bolts, the installation of the total station in the service life and the disassembly after the total station is used are inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device of total powerstation tripod, it has the convenient characteristics of installing the total powerstation on the tripod.

The above object of the present invention can be achieved by the following technical solutions:

a fixing device for a total station tripod comprises an adjusting structure, a connecting structure and clamping arms, wherein the adjusting structure comprises an adjusting rod, an adjusting seat and a mounting seat, the adjusting seat is coaxially and fixedly connected to the adjusting rod, a threaded through hole is formed in the mounting seat, and the adjusting rod is in threaded connection with the threaded through hole; the connecting structure comprises connecting rods and two mounting shafts, the two mounting shafts are symmetrically and coaxially arranged on two symmetrical side walls of the mounting seat, and the two mounting shafts are perpendicular to the adjusting rod; the two clamping arms are respectively provided with a through hole and are respectively connected with the two mounting shafts in a sliding manner; the connecting rod is equipped with two, two the one end of connecting rod rotates with two arm lock respectively to be connected, and the other end all rotates to be connected adjust on the seat.

Through adopting above-mentioned technical scheme, this fixing device's setting only needs to twist during the use and moves the relative motion of adjusting the pole in order to control between two arm lock to realize the clamp tight between total powerstation chassis and the brace table, compare traditional bolt mode, this fixing device can make the total powerstation more convenient in tripod installation or dismantlement.

The utility model discloses further set up to: shaft sleeves are inserted into the through holes of the two clamping arms.

Through adopting above-mentioned technical scheme, the friction between arm lock and the installation axle can be reduced in the setting of axle sleeve to reduce the wearing and tearing of arm lock, in order to increase the life of arm lock. And because the inner wall of the shaft sleeve is smooth, the clamping arm can slide on the mounting shaft more smoothly.

The utility model discloses further set up to: and a layer of rubber soft cushion is fixedly connected to each of the two clamping arms.

Through adopting above-mentioned technical scheme, the gap between arm lock and brace table or the total powerstation chassis can be eliminated in the setting of rubber cushion, and can also increase frictional force to can make the inseparabler of arm lock centre gripping.

The utility model discloses further set up to: a clamping groove is formed in the upper surface of the total station chassis and the lower surface of the tripod supporting table respectively, and a clamping edge is arranged on each of the two clamping arms.

Through adopting above-mentioned technical scheme, two card limits can be embedded into two draw-in grooves respectively to it is spacing to form the horizontal direction of arm lock, so that the arm lock can not take place to slide on the horizontal direction.

The utility model discloses further set up to: one end of the mounting shaft, which is far away from the mounting seat, is fixedly connected with a retaining head respectively.

Through adopting above-mentioned technical scheme, when the arm lock will roll off the installation axle, the stop head can block the arm lock to prevent the arm lock landing on the installation axle.

The utility model discloses further set up to: one end of the adjusting rod, which is far away from the adjusting seat, is fixedly connected with a baffle.

Through adopting above-mentioned technical scheme, when adjusting the pole and being about to twist out the mount pad, the separation blade then can with the mount pad butt to make and adjust the pole and can't twist out the mount pad.

The utility model discloses further set up to: one end of the adjusting rod, which is close to the adjusting seat, is provided with a twisting ring.

Through adopting above-mentioned technical scheme, the setting of twisting the ring has increased the action point of adjusting the pole in other words to can be more convenient twist and move the pole of adjusting.

The utility model discloses further set up to: two fixing devices are symmetrically arranged between the total station chassis and the support platform.

Through adopting above-mentioned technical scheme, two fixing device's symmetry sets up, can be with fixed more firm between total powerstation chassis and the brace table.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the fixing device, when the total station is used, only the adjusting rod needs to be screwed to control the relative motion between the two clamping arms, so that the clamping between the chassis of the total station and the supporting table is realized, and compared with the traditional bolting mode, the fixing device can enable the total station to be more conveniently installed or detached on the tripod;

2. through the arrangement of the clamping edges and the clamping grooves, the two clamping edges can be respectively embedded into the two clamping grooves, so that the horizontal direction of the clamping arms is limited, and the clamping arms cannot slide in the horizontal direction;

3. through the setting of axle sleeve, can reduce the friction between arm lock and the installation axle to reduce the wearing and tearing of arm lock, in order to increase the life of arm lock. And because the inner wall of the shaft sleeve is smooth, the clamping arm can slide on the mounting shaft more smoothly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the fixture when unclamped.

In the figure, 1, the adjustment structure; 11. adjusting a rod; 111. a baffle plate; 112. screwing a ring; 12. an adjusting seat; 13. a mounting seat; 2. a connecting structure; 21. a connecting rod; 22. installing a shaft; 221. a stopper; 3. clamping arms; 31. a shaft sleeve; 32. edge clamping; 4. a clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

as shown in fig. 1, the fixing device for a total station tripod disclosed by the present invention includes an adjusting structure 1, a connecting structure 2 and a clamping arm 3.

The adjusting structure 1 comprises an adjusting rod 11, an adjusting seat 12 and a mounting seat 13. The adjusting rod 11 is a threaded rod, the adjusting seat 12 and the mounting seat 13 are both of a cuboid structure, and the adjusting seat 12 is coaxially arranged at one end of the adjusting rod 11 and is rotatably connected with the adjusting rod 11 through a bearing. A threaded through hole is formed in the center of the upper surface of the mounting seat 13, and the adjusting rod 11 is in threaded connection with the mounting seat 13 through the threaded through hole.

The connecting structure 2 comprises a connecting rod 21 and a mounting shaft 22. The two mounting shafts 22 are cylindrical shafts, and the two mounting shafts 22 are respectively and coaxially arranged perpendicular to two radial side walls of the mounting base 13, and at this time, the two mounting shafts 22 and the adjusting rod 11 are distributed on the mounting base 13 in a cross shape. The arm lock 3 is a rectangular plate, and this place is equipped with two, has seted up a circular shape through-hole respectively on the arm lock 3 is close to the position of one end, and two arm locks 3 all wear to establish on two installation axles 22 through this through-hole to all with the installation axle 22 sliding connection at place separately. The connecting rods 21 are rectangular rods, two connecting rods are also arranged here, one ends of the two connecting rods 21 are respectively hinged on two symmetrical side walls of the adjusting seat 12, and the other ends are respectively hinged at the upper ends of the two clamping arms 3.

During the use, insert the mouth that presss from both sides that two arm lock 3 formed in one side of brace table and total powerstation chassis, two arm lock 3 were located the upper surface on total powerstation chassis and the lower surface of brace table respectively this moment, twist and move regulation pole 11 so that adjust seat 12 and keep away from mount pad 13 motion, then can stimulate two arm lock 3 relative motion with connecting rod 21 of adjusting seat 12 articulated this moment, when two arm lock 3 closely attached with total powerstation chassis and brace table respectively, can stop twisting and move regulation pole 11, fixed between brace table and the total powerstation chassis has been accomplished this moment.

In order to reduce the sliding friction between the clamping arm 3 and the mounting shaft 22, so as to increase the service life of the clamping arm 3, it can be further configured that: a shaft sleeve 31 is inserted into the through hole of the clamping arm 3 and fixes the shaft sleeve 31, the shaft sleeve 31 is a cylindrical tube with a smooth inner wall, and the clamping arm 3 can be sleeved on the mounting shaft 22 through the shaft sleeve 31. The arrangement of the shaft sleeve 31 can reduce the friction between the clamping arm 3 and the mounting shaft 22, thereby reducing the abrasion of the clamping arm 3 and prolonging the service life of the clamping arm 3. And because the inner wall of the shaft sleeve 31 is smooth, the clamping arm 3 can slide on the mounting shaft 22 more smoothly.

In order to make the clamping arm 3 clamp the support platform and the total station chassis more tightly, it can be further configured here that: on the lateral wall of arm lock 3 and brace table and the laminating of total powerstation chassis, the rigid coupling one deck rubber cushion, through the setting of this rubber cushion, can eliminate the gap between arm lock 3 and brace table or the total powerstation chassis, and can also increase frictional force to can make 3 centre gripping of arm lock inseparabler.

In order to prevent the clamping arm 3 from sliding off the mounting shaft 22 due to manual operation errors, the following steps may be further provided: a stop 221 is coaxially and fixedly connected to an end of the mounting shaft 22 away from the mounting seat 13, wherein the stop 221 is a circular thin plate, and when the clamping arm 3 is to slide out of the mounting shaft 22, the stop 221 can stop the clamping arm 3, thereby preventing the clamping arm 3 from sliding off the mounting shaft 22.

As shown in fig. 2, in order to prevent the clip arm 3 from sliding in the horizontal direction, there may be further provided: two clamping grooves 4 are symmetrically formed in the upper surface of the total station chassis and the lower surface of the supporting table, and the clamping grooves 4 are rectangular grooves. At this time, one end of each of the two clamping arms 3 away from the mounting shaft 22 is vertically provided with a clamping edge 32, the clamping edge 32 is a rectangular edge, and the two clamping edges 32 are located between the two clamping arms 3 and are distributed in an L shape with the respective clamping arm 3. The two clamping edges 32 can be respectively embedded into the two clamping grooves 4, so that the horizontal direction of the clamping arm 3 is limited, and the clamping arm 3 cannot slide in the horizontal direction.

In order to prevent the adjusting rod 11 from being screwed out of the mounting seat 13 due to human error, it may be further provided that: a blocking piece 111 is coaxially and fixedly connected to one end of the adjusting rod 11, which is far away from the adjusting seat 12, the blocking piece 111 is a square thin sheet, and when the adjusting rod 11 is about to be screwed out of the mounting seat 13, the blocking piece 111 will abut against the mounting seat 13, so that the adjusting rod 11 cannot be screwed out of the mounting seat 13.

In order to facilitate screwing the adjusting rod 11, a screwing ring 112 may be fixedly connected to an end of the adjusting rod 11 close to the adjusting seat 12, and the screwing ring 112 is a circular ring whose axis is perpendicular to the adjusting rod 11.

In order to better secure the support table to the total station chassis, two securing means may be provided symmetrically here according to the above-mentioned connection structure 2 and the positional relationship, as shown in fig. 1.

The implementation principle of the embodiment is as follows: when the clamping device is used, the adjusting rod 11 is firstly screwed to open the clamping openings of the two clamping arms 3, then the adjusting rod 11 is screwed to enable the two clamping arms 3 to clamp the supporting platform and the total station chassis, and meanwhile, the clamping edge 32 needs to be aligned to the clamping groove 4 to be embedded.

Adopt this embodiment, through this fixing device's setting, only need twist during the use and move regulation pole 11 in order to control the relative motion between two arm lock 3 to realize the clamp between total powerstation chassis and the brace table and press from both sides tightly, compare traditional bolt mode, this fixing device can make the total powerstation more convenient in tripod installation or dismantlement.

The embodiment of this embodiment is the utility model discloses preferred embodiment is not according to this restriction the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A fixing device of total powerstation tripod which characterized in that: the clamping device comprises an adjusting structure (1), a connecting structure (2) and a clamping arm (3), wherein the adjusting structure (1) comprises an adjusting rod (11), an adjusting seat (12) and a mounting seat (13), the adjusting seat (12) is coaxially and fixedly connected to the adjusting rod (11), a threaded through hole is formed in the mounting seat (13), and the adjusting rod (11) is in threaded connection with the threaded through hole; the connecting structure (2) comprises a connecting rod (21) and two mounting shafts (22), the two mounting shafts (22) are symmetrically and coaxially arranged on two symmetrical side walls of the mounting base (13), and the two mounting shafts (22) are both vertical to the adjusting rod (11); the number of the clamping arms (3) is two, through holes are respectively formed in the two clamping arms (3), and the two clamping arms (3) are respectively connected with the two mounting shafts (22) in a sliding manner; the two connecting rods (21) are arranged, one ends of the two connecting rods (21) are respectively rotatably connected with the two clamping arms (3), and the other ends of the two connecting rods are rotatably connected to the adjusting seat (12).

2. The fixing device of a total station tripod according to claim 1, wherein: shaft sleeves (31) are inserted into the through holes of the two clamping arms (3).

3. The fixing device of a total station tripod according to claim 1, wherein: two the clamping arms (3) are fixedly connected with a layer of rubber soft cushion.

4. The fixing device of a total station tripod according to claim 1, wherein: a clamping groove (4) is formed in the upper surface of the total station chassis and the lower surface of the tripod supporting table respectively, and a clamping edge (32) is arranged on each of the two clamping arms (3).

5. The fixing device of a total station tripod according to claim 1, wherein: one end of the mounting shaft (22) far away from the mounting base (13) is fixedly connected with a stop head (221) respectively.

6. The fixing device of a total station tripod according to claim 1, wherein: one end of the adjusting rod (11) far away from the adjusting seat (12) is fixedly connected with a baffle (111).

7. The fixing device of a total station tripod according to claim 1, wherein: one end of the adjusting rod (11) close to the adjusting seat (12) is provided with a twisting ring (112).

8. The fixing device of a total station tripod according to claim 4, wherein: two fixing devices are symmetrically arranged between the total station chassis and the support platform.