CN215000726U

CN215000726U - Distance measuring device for engineering supervision

Info

Publication number: CN215000726U
Application number: CN202120818749.2U
Authority: CN
Inventors: 史新生; 王瑞成; 程建军
Original assignee: Beijing China Railway Chengye Engineering Construction Supervision Co Ltd
Current assignee: Beijing China Railway Chengye Engineering Construction Supervision Co Ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-12-03
Anticipated expiration: 2031-04-20

Abstract

The application relates to a distance measuring device for project supervision, which comprises an installation frame and an expansion bracket positioned at the upper end of the installation frame, the telescopic frame comprises a telescopic shaft sleeve vertically connected to the upper end of the mounting frame in a sliding manner and a rotary rod rotating in the telescopic shaft sleeve, the lower end of the rotating rod is formed with a threaded pipe and is in threaded connection with the inside of the mounting rack, the upper end of the rotating rod extends out of the telescopic shaft sleeve and is formed with a driven bevel gear, the upper end of the telescopic shaft sleeve is formed with a mounting seat for mounting a surveying instrument, the mounting seat is horizontally and rotatably connected with a driving rod, one end of the driving rod extends out of the mounting seat, a driving bevel gear is formed at one end of the driving rod, which is positioned in the mounting seat, and the drive bevel gear with driven bevel gear meshes mutually, and this application has the effect that further reduces the occupation space of whole device.

Description

Distance measuring device for engineering supervision

Technical Field

The application relates to the field of surveying and mapping devices, in particular to a distance measuring device for engineering supervision.

Background

The distance measurement work is one of essential links in building engineering, road engineering, bridge engineering and other construction engineering, and a good measurement result plays a decisive role in the quality of one engineering. As the most basic work in the building engineering, the engineering measurement has important function and significance for the construction of the building engineering. Once the engineering measurement work has problems, the overall construction engineering quality is directly influenced.

Chinese patent CN210637758U discloses a distance measuring device for highway engineering supervision, it includes distancer, tripod, backup pad, draw-in groove, and the surveying instrument is installed on the tripod, and the internal thread sleeve is installed to the supporting component and in the bottom all around installed to the tripod bottom, and when ground is unstable, can adjust the height of single support body through rotating the internal thread sleeve to make the backup pad be in the horizontality.

To the above-mentioned related art, the inventor thinks that a distance measuring device for highway engineering supervision in the above-mentioned technique, when the survey and drawing work is accomplished, because tripod formula structure as an organic whole, need occupy a large amount of spaces when accomodating, await improvement.

SUMMERY OF THE UTILITY MODEL

In order to further reduce the occupation space of whole device, this application provides a distance measuring device is used in engineering supervision.

The application provides a distance measuring device for engineering supervision adopts following technical scheme:

the utility model provides a distance measuring device is used in engineering supervision, its includes the mounting bracket and is located the expansion bracket of mounting bracket upper end, the expansion bracket includes vertical sliding connection and is in flexible axle sleeve and the gyration of mounting bracket upper end are in rotary rod in the flexible axle sleeve, the lower extreme shaping of rotary rod has screwed pipe and threaded connection inside the mounting bracket, stretch out the rotary rod upper end flexible axle sleeve and shaping have driven bevel gear, flexible axle sleeve upper end shaping has the mount pad that is used for installing surveying and mapping instrument, the level gyration is connected with the actuating lever on the mount pad, actuating lever one end is stretched out the mount pad, the actuating lever is located one end shaping in the mount pad has the drive bevel gear, just the drive bevel gear with driven bevel gear meshes mutually.

Through adopting above-mentioned technical scheme, when needs carry out the survey and drawing work, rotate through the control actuating lever, when the actuating lever rotates, the initiative bevel gear that is located on the actuating lever is through the meshing connection with driven bevel gear, it rotates to drive the rotary rod, when the rotary rod rotates, the rotary rod is through the threaded connection effect with the mounting bracket and the vertical slip restriction of telescopic shaft cover and mounting bracket, make the whole vertical motion of telescopic bracket, thereby play the effect of quick adjustment mount pad level, and reduce occupation space when accomodating the integrated device, meanwhile, the telescopic shaft cover can also play the guard action to the rotary rod motion at rotary rod pivoted in-process, the practicality of integrated device has further been strengthened.

Optionally, the mounting base up end gyration is connected with the mounting disc, the shaping of mounting disc up end has two to be used for the fixed mapping appearance of centre gripping grip piece.

Through adopting above-mentioned technical scheme, when the adaptation height was adjusted to the mounting bracket, the staff can be through rotating the mounting disc to satisfy the range finding needs in different position, and adopt the fixed mode of the fixed mapping instrument of centre gripping, simple structure, convenient operation is convenient for realize mapping instrument's dismouting.

Optionally, a plurality of holding tanks have been seted up on the outer wall of mounting bracket, be provided with the support frame in the holding tank, support frame bottom swivelling joint is in the holding tank bottom, just the holding tank top is provided with and is used for adsorbing the magnet of support frame, be provided with on the mounting bracket outer wall and be used for restricting the locking subassembly of support frame upward movement.

Through adopting above-mentioned technical scheme, when needs increase the mounting bracket and stabilize and erect, to holding tank upset support frame and make the support frame keep away from the one end upset of holding tank bottom to mounting bracket under the terminal surface, when the support frame upset to the holding tank outside, carry on spacingly to the support frame through the locking Assembly, prevent that the support frame from appearing not hard up phenomenon when carrying out the supporting role, further guarantee the stability of mounting bracket. When the support work is not needed, the support frame is overturned into the accommodating groove by the contact locking assembly in the limiting of the support frame, so that the support frame is protected through the accommodating groove, and the support frame is prevented from being damaged due to the external force.

Optionally, the holding tank sets up to three, and three the holding tank evenly distributed is in the mounting bracket outer wall.

Through adopting above-mentioned technical scheme, set up the holding tank into threely to distribute three holding tank equidistance, when the support frame overturns downwards, three support frame forms an equilateral triangle with the strong point on ground, thereby effectual support mounting bracket is whole, has guaranteed structural stability when practicing thrift the cost.

Optionally, the bottom end of the accommodating groove is inclined outwards to form a flared part, and a rubber pad is mounted on the flared part.

Through adopting above-mentioned technical scheme, when needs adopt the support frame to erect the during operation, move the support frame to the holding tank outside, the support frame begins to overturn downwards in top under self action of gravity this moment, final support frame diapire is contradicted on flaring's rubber pad, make the support frame be in the tilt state automatically, the power that produces when flaring's rubber pad can be overturn downwards through the elastic action dispersion support frame of rubber self, reduce the support frame to the mounting bracket and to the effort of self, further guarantee the life of support frame and mounting bracket.

Optionally, the locking subassembly includes that vertical sliding connection is in locking ring on the mounting bracket outer wall, the locked groove has been seted up on the support frame, the support frame diapire laminate in when holding tank bottom, the locked groove opening is vertical upwards just supplies the embedding of locking ring.

Through adopting above-mentioned technical scheme, when the support frame overturns to the holding tank outside completely, vertical lapse locking ring for in the locked groove on every support frame of locking ring embedding, thereby the conflict effect through locking ring and the outer wall of mounting bracket restricts the support frame and carries out convertible motion, thereby the effectual stability of guaranteeing the support frame, simple structure, convenient operation.

Optionally, the outer wall of the mounting frame is provided with an elastic clamping piece for embedding the locking ring into the clamping connection, and the elastic clamping piece is located above the accommodating groove.

Through adopting above-mentioned technical scheme, when accomodating the support frame, earlier upwards slip locking ring for inside locking ring embedding to elastic joint spare, elastic joint spare prevented the locking ring tenesmus through the elastic force effect of self, thereby avoided the influence that locking ring transferred to the support frame upset.

Optionally, the outer wall of the mounting rack is provided with a lifting handle.

Through adopting above-mentioned technical scheme, when the mounting bracket was all withdrawed to expansion bracket and support frame inside, the staff can carry whole mapping device through gripping and carrying the handle, no longer need the staff to embrace the integrated device and carry again, has reduced the working strength of mapping device when the transport, has increased the practicality of integrated device.

In summary, the present application includes at least one of the following beneficial technical effects:

the mounting frame, the rotary rod in threaded connection with the upper end face of the mounting frame and the telescopic shaft sleeve sleeved with the rotary rod are arranged, the telescopic shaft sleeve is vertically and slidably connected to the mounting frame, and the mounting seat for mounting a surveying and mapping instrument is arranged on the telescopic shaft sleeve, so that a worker can adjust the horizontal height of the mounting seat when controlling the rotary rod to rotate, and the occupied space of the whole device can be adjusted by adjusting the height of the mounting seat after surveying and mapping work is finished;

the support frames are arranged on the outer wall of the mounting frame in the circumferential array mode, and the outer wall of the mounting frame is provided with the accommodating groove for the support frames to be overturned and embedded, so that the support frames can be accommodated into the accommodating groove when the support frames are idle, and the integral device is supported and erected when surveying and mapping work is needed;

through setting up the locking ring and set up the locked groove that supplies the embedding of locking ring on the support frame, when the support frame was in the inclined support state, with locking ring embedding locked groove in, can realize the limiting displacement to the support frame, further guarantee bearing structure's stability.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a mounting frame; 11. lifting the handle; 12. connecting grooves; 13. accommodating grooves; 131. a magnet; 132. a rubber pad; 2. a telescopic frame; 21. a telescopic shaft sleeve; 22. rotating the rod; 221. a first shaft section; 222. a threaded segment; 223. a driven bevel gear; 23. a mounting seat; 231. mounting a disc; 232. a clamping block; 24. a drive rod; 241. a drive bevel gear; 3. a support assembly; 31. a support frame; 311. braking the universal wheel; 312. locking the groove; 32. a locking assembly; 321. locking the circular ring; 4; an elastic clamping piece; 41. an extension section; 42. a hook section.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses distance measuring device for engineering supervision, refer to fig. 1, fig. 2, including cylindric mounting bracket 1 and be located the telescopic bracket 2 that 1 upper end of mounting bracket was used for installing surveying instrument. The outer wall of the mounting frame 1 is also provided with a support component 3 for erecting and supporting the mounting frame 1, and a lifting handle 11 for lifting the whole device from the side part is fixedly connected to the mounting frame 1.

Referring to fig. 1 and 2, the telescopic bracket 2 includes a telescopic shaft housing 21 and a rotating rod 22. A cylindrical groove body is formed in the upper end face of the mounting frame 1, and a connecting groove 12 with an internal thread extends downwards from the center of the bottom of the cylindrical groove body. The outer wall of the telescopic shaft sleeve 21 is matched with the inner wall of the cylindrical groove body and is vertically connected inside the cylindrical groove body in a sliding mode. The axis of the rotating rod 22 coincides with the axis of the telescopic shaft housing 21, the rotating rod 22 includes a first shaft section 221 rotatably connected inside the telescopic shaft housing 21 and a threaded section 222 located below the telescopic shaft housing 21, and the threaded section 222 is threadedly connected inside the connecting groove 12.

Referring to fig. 1 and 2, a hollow mounting seat 23 is formed at an upper end of the telescopic shaft sleeve 21, and a driving rod 24 for driving the rotating rod 22 to rotate is disposed in the mounting seat 23. The horizontal its actuating lever 24 axis of actuating lever 24 setting passes through rotary rod 22 axis, actuating lever 24 one end stretches out mount pad 23 and swivelling joint on the mount pad 23 lateral wall, the one end shaping that actuating lever 24 is located mount pad 23 has drive bevel gear 241, the inside and integrated into one piece driven bevel gear 223 of mount pad 23 is stretched into to the rotary rod 22 upper end, driven bevel gear 223 is connected the transmission with drive bevel gear 241 looks meshing to make actuating lever 24 can drive rotary rod 22 and rotate.

Referring to fig. 1 and 2, the upper end surface of the mounting seat 23 is rotatably connected with a mounting plate 231, two clamping blocks 232 are integrally formed on the upper end surface of the mounting plate 231, and a certain distance is reserved between the two clamping blocks 232 for clamping and fixing the surveying and mapping instrument. And two grip blocks 232 upper ends are provided with the elastic band that is used for preventing surveying instrument from droing, and the both ends of elastic band are fixed connection respectively on two grip blocks 232.

Referring to fig. 1 and 2, the support assembly 3 includes three support frames 31 for supporting the mounting frame 1 in an inclined manner. Three holding tanks 13 that are used for erection bracing frame 31 are seted up on the 1 outer wall of mounting bracket, and three holding tanks 13 equidistance circumference array is on 1 outer wall of mounting bracket. Support frame 31 bottom articulates in holding tank 13 bottom, and the upper end of holding tank 13 is provided with magnet 131 that is used for adsorbing fixed support frame 31 upper end, and installs brake universal wheel 311 on the support frame 31 top, when support frame 31 overturns to holding tank 13 outside completely, brake universal wheel 311 direct contact ground, brake universal wheel 311 not only can self locking and satisfy firm work needs, can also realize mapping device's convenient removal when needs remove the whole device.

Referring to fig. 1 and 2, the bottom wall of the accommodating groove 13 is formed in an inclined flared shape, and a rubber pad 132 is fixedly connected to the flared portion, so that when the supporting frame 31 is turned outwards, the rubber pad 132 plays a role in buffering, and the acting force of the supporting frame 31 on the mounting frame 1 is reduced. And a locking assembly 32 for limiting the movement of the supporting bracket 31 is provided on the outer wall of the mounting bracket 1.

Referring to fig. 1 and 2, the locking assembly 32 is a locking ring 321 vertically slidably connected to the outer wall of the mounting bracket 1, a locking groove 312 for the locking ring 321 to be embedded downward is formed in the support frame 31, the locking groove 312 horizontally penetrates through the side wall of the support frame 31, the locking groove 312 is located on a side wall of the support frame 31 close to the accommodating groove 13, and when the support frame 31 is in an inclined supporting state, the inner wall of the locking groove 312 is flush with the outer wall of the mounting bracket 1.

Referring to fig. 2 and 3, be provided with on the outer wall of mounting bracket 1 and supply locking ring 321 to imbed fixed elastic clamping piece 4, elastic clamping piece 4 includes integrated into one piece's extension section 41 and pothook section 42, and extension section 41 level is fixed at the outer wall of mounting bracket 1, and pothook section 42 is located extension section 41 and keeps away from the one end bottom of mounting bracket 1, and pothook section 42 has three horn shapes towards the one side shaping of mounting bracket 1 and protrudingly and be used for joint locking ring 321.

The implementation principle of the embodiment of the application is as follows: when carrying out the survey and drawing work, with between two grip blocks 232 of surveying instrument embedding, overturn support frame 31 to holding tank 13 outside afterwards to make brake universal wheel 311 conflict ground, take off and vertically slide embedding to locked groove 312 in will locking ring 321 is by elasticity joint spare 4 afterwards, with the motion of restriction support frame 31, and then guarantee that mounting bracket 1 guarantees steady state all the time.

Then, the driving rod 24 is controlled to rotate, the driving rod drives the rotating rod 22 to rotate through the meshing connection transmission action of the driving bevel gear 241 and the driven bevel gear 223, so that the threaded section 222 rotates, and the telescopic shaft sleeve 21 is driven to vertically move under the threaded connection action of the threaded section 222 and the connecting groove 12, and therefore the vertical height of the mounting seat 23 is adjusted. When the mounting 23 is adjusted to the adaptation height, an optimum mapping angle can be obtained by rotating the mounting plate 231.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a distance measuring device for engineering supervision which characterized in that: including mounting bracket (1) and being located telescopic bracket (2) of mounting bracket (1) upper end, telescopic bracket (2) are including vertical sliding connection in telescopic shaft sleeve (21) and the gyration of mounting bracket (1) upper end are in rotary rod (22) in telescopic shaft sleeve (21), the lower extreme shaping of rotary rod (22) has screwed pipe and threaded connection inside mounting bracket (1), rotary rod (22) upper end is stretched out telescopic shaft sleeve (21) and shaping have driven bevel gear (223), telescopic shaft sleeve (21) upper end shaping has mount pad (23) that is used for installing surveying and mapping instrument, mount pad (23) are improved level and are turned round and be connected with actuating lever (24), actuating lever (24) one end is stretched out mount pad (23), actuating lever (24) are located the one end shaping in mount pad (23) has initiative bevel gear (241), and the driving bevel gear (241) is engaged with the driven bevel gear (223).

2. A distance measuring device for supervision of engineering according to claim 1, characterized in that: the mounting base (23) up end gyration is connected with mounting disc (231), mounting disc (231) up end shaping has two grip blocks (232) that are used for the fixed mapping appearance of centre gripping.

3. A distance measuring device for supervision of engineering according to claim 1, characterized in that: a plurality of holding tanks (13) have been seted up on the outer wall of mounting bracket (1), be provided with support frame (31) in holding tank (13), support frame (31) bottom swivelling joint is in holding tank (13) bottom, just holding tank (13) top is provided with and is used for adsorbing magnet (131) of support frame (31), be provided with on mounting bracket (1) outer wall and be used for the restriction locking subassembly (32) of support frame (31) upward movement.

4. A distance measuring device for supervision of engineering according to claim 3, characterized in that: holding tank (13) set up to three, and three holding tank (13) evenly distributed is in mounting bracket (1) outer wall.

5. A distance measuring device for supervision of engineering according to claim 3, characterized in that: the bottom end of the accommodating groove (13) inclines outwards to form a flared opening, and a rubber pad (132) is installed on the flared opening part.

6. The distance measuring device for supervision of engineering according to claim 5, wherein: locking subassembly (32) include vertical sliding connection locking ring (321) on mounting bracket (1) outer wall, locked groove (312) have been seted up on support frame (31), support frame (31) diapire laminate in during holding tank (13) bottom, the vertical upwards just confession of locked groove (312) opening locking ring (321) embedding.

7. The distance measuring device for supervision of engineering according to claim 6, wherein: set up on mounting bracket (1) outer wall and supply in elastic joint spare (4) of locking ring (321) embedding joint, elastic joint spare (4) are located holding tank (13) top.

8. A distance measuring device for supervision of engineering according to claim 1, characterized in that: the outer wall of the mounting rack (1) is provided with a lifting handle (11).