CN216768884U

CN216768884U - GPS equipment for topographic survey

Info

Publication number: CN216768884U
Application number: CN202220472262.8U
Authority: CN
Inventors: 汪立军; 陈若尘; 何源; 钱伟
Original assignee: Chizhou Planning Survey And Design Institute Co ltd
Current assignee: Chizhou Planning Survey And Design Institute Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-06-17
Anticipated expiration: 2032-03-03

Abstract

The application discloses GPS equipment for topographic survey, which belongs to the technical field of topographic survey and comprises an equipment body, wherein an adjusting seat is fixed at the bottom of the equipment body, two sliding grooves are symmetrically formed in the adjusting seat, and a positioning assembly for assisting the adjusting seat in positioning and fastening is arranged in each sliding groove; the locating component comprises a locating pin which is arranged in the sliding groove in a sliding inserting mode and an articulated rod which is arranged at one end of the locating pin in an articulating mode, one end, away from the articulated rod, of the locating pin stretches out of the mounting seat, a locating hole which is connected with the locating pin in a matched and located inserting mode is formed in the inner edge face of the adjusting seat, a reset groove is formed in the middle section of the sliding groove in an outwards extending mode, and a reset spring is arranged in the reset groove. This GPS equipment for topographic survey benefits from the locating component who sets up, can adjust the rear and just fix a position the fastening to adjusting seat and mount pad in work, can avoid the equipment adjustment to finish the slight problem of deflecting of back equipment body as far as possible.

Description

GPS equipment for topographic survey

Technical Field

The application belongs to the technical field of topographic survey, especially, relate to a GPS equipment for topographic survey.

Background

The topographic survey refers to the work of surveying and mapping a topographic map, namely, the projection positions and elevations of the ground features on the surface of the earth and the terrain on a horizontal plane are measured, and the measured positions and elevations are reduced according to a certain proportion and drawn into the topographic map by using symbols and notes. The topographic survey mainly adopts aerial photogrammetry methods, including control survey, and is mainly divided into a flat-bed surveying method, a combined surveying method of a small flat-bed instrument and a theodolite, a theodolite surveying and mapping method and the like according to different instruments. In the process of topographic survey, a position to be measured is required to be measured accurately by a GPS device.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the existing GPS equipment for topographic survey is easy to have the problems of slight self-deflection of the equipment body after the equipment is adjusted in the measuring process.

Therefore, we propose a GPS device for terrain measurement to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an in order to solve prior art, current for the topographic survey GPS equipment, the easy problem that back equipment body slightly self-deflection scheduling problem appears after the equipment adjustment in the measurement process, and the GPS equipment for the topographic survey who provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the GPS equipment for topographic survey comprises an equipment body, wherein an adjusting seat is fixed at the bottom of the equipment body, the adjusting seat is rotatably embedded and installed on an installation seat, two sliding grooves are symmetrically formed in the adjusting seat, and positioning assemblies for assisting the positioning and fastening of the adjusting seat are arranged in the sliding grooves; the locating component comprises a locating pin arranged in the sliding groove in a sliding insertion mode and an articulated rod arranged at one end of the locating pin in an articulated mode, the middle section of the articulated rod is arranged inside the mounting seat in an articulated mode, the end, far away from the locating pin, of the articulated rod is fixed with a fixed column in a protruding mode, a sliding groove for sliding the fixed column is formed in the mounting seat, one end, far away from the articulated rod, of the locating pin stretches out of the mounting seat, a locating hole matched with the locating pin in a positioning insertion mode is formed in the inner edge face of the adjusting seat, a reset groove is formed in the middle section of the sliding groove in an outwards extending mode, the locating pin corresponds to the reset groove, a protruding disc is fixedly arranged on the reset groove in a sleeved mode, and a reset spring for assisting the protruding disc to push is arranged in the reset groove.

Benefit from the locating component who sets up, in operation, to both sides rotation fixed column, thereby make the hinge bar rotate and drive the inside shrink of locating pin, thereby make the protruding dish drive reset spring compressed, after reset spring compression, adjust the equipment body to the specified angle after, loosen the fixed column, the locating pin is pegged graft under reset spring's effect and is installed in the locating hole, can finish the rear at work regulation and just fix a position the fastening to adjusting seat and mount pad, can avoid the equipment adjustment to finish the slight problem of deflecting of back equipment body as far as possible, can effectively improve measurement accuracy.

As a further preferred scheme, the number of the positioning holes is several, and the positioning holes are arranged in a circular annular array by taking the center of the adjusting seat as a center.

Thanks to the plurality of positioning holes arranged by taking the center of the adjusting seat as a circular annular array, the positioning and fastening of the device can still be realized after the mounting seat is slightly adjusted.

As a further preferred scheme, mount pad bottom department is provided with three group's support columns, and three group's support columns use the center of adjusting the seat to set up for circular ring array, one side that the mount pad was kept away from to the support column is provided with the supporting leg, the support column cover is established to peg graft and is installed in the supporting leg.

Benefit from three groups of support columns that the annular array set up, can guarantee that the equipment body can stably obtain the support location.

As a further preferred scheme, the support column is formed by fixing two fixing rods and a hinged seat, the fixing rods are inserted and installed in the support legs, and the support column is installed on the installation seat in a hinged mode through the hinged seat.

Benefit from the supporting seat that the setting is constituteed by dead lever and articulated seat, can carry out the bulk adjustment to the shank length of device as convenient.

As a further preferred scheme, the outer edge of the supporting leg is provided with an adjusting component for assisting the positioning of the supporting column near the top, and the inner side edge of the supporting column is provided with a jack matched and positioned with the adjusting component.

Benefit from the jack of the adjusting part who sets up and cooperation location, can guarantee after the regulation that the supporting leg is in the grafting location state, avoid as far as possible the problem that the supporting leg length differs to appear in the course of the work.

As a further preferred scheme, the adjusting assembly comprises an adjusting knob which is rotatably arranged on the supporting leg, a rotating rod which drives the matching wheel is fixed on the inner side edge of the adjusting knob, bevel gears which are matched and driven with the matching wheel are symmetrically arranged inside the supporting leg, a threaded rod is fixed on the outer side edge of each bevel gear, a positioning block is sleeved on the threaded rod, the positioning block is in threaded fit with the threaded rod, and the positioning block is in matched and spliced connection with the insertion holes.

Benefit from the adjusting part who sets up, adjust knob drives the dwang and rotates, drives the cooperation wheel when the dwang rotates to make bevel gear rotate, and then make screw-thread fit between locating piece and the threaded rod, thereby make the locating piece peg graft and install in the jack, can carry out quick location fastening to the device after the whole length adjustment of supporting leg and support column finishes.

As a further preferred scheme, a bearing for assisting the rotating rod to rotate is arranged on the supporting leg corresponding to the rotating rod.

Benefit from the bearing that sets up, can reduce the frictional force between dwang and the supporting leg as far as possible in the course of the work, the convenient rotation.

As a further preferred scheme, a plurality of gradienters are embedded and installed at the top of the adjusting seat and are symmetrically arranged.

Benefiting from the spirit level that sets up, can carry out fine measurement to the whole levelness of equipment, avoid as far as possible the deviation appears in the measurement process.

To sum up, the technical effect and the advantage of this application: this GPS equipment for topographic survey, through setting up at the inside locating component of regulation seat, locating pin, protruding dish, reset spring, hinge bar among the locating component and the cooperation of setting between the locating hole in the mount pad, can finish just fixing a position the fastening to regulation seat and mount pad at the rear of the work regulation, can avoid the problem that the equipment body slightly deflected certainly after the equipment adjustment finishes as far as possible, can effectively improve measurement accuracy.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a transverse cross-sectional view of the support leg of the present application at a location corresponding to the adjustment assembly;

FIG. 3 is a transverse cross-sectional view of the present application at an adjustment mount;

fig. 4 is an enlarged view of fig. 3 a of the present application.

In the figure: 1. an apparatus body; 2. an adjusting seat; 3. a mounting seat; 31. positioning holes; 4. a level gauge; 5. a positioning assembly; 51. a chute; 6. positioning pins; 61. a protruding disc; 62. a reset groove; 7. a return spring; 8. a hinged lever; 9. a support pillar; 91. a jack; 10. supporting legs; 11. an adjustment assembly; 12. adjusting a knob; 13. a bevel gear; 14. positioning blocks; 15. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1, a GPS equipment for topographic survey, include mount pad 3 and install at 3 top departments of

mount pad

1, 3 articulated support columns 9 that are provided with of bottom department of mount pad, and one side of keeping away from mount pad 3 at support column 9 is provided with supporting leg 10, wherein, support column 9 is formed by two dead levers and a articulated seat is fixed, the dead lever is pegged graft and is installed in supporting leg 10, and three center that support columns 9 of group use regulation seat 2 are circular ring array setting, and simultaneously, 9 covers of supporting column are established to peg graft and is installed in supporting leg 10.

Referring to fig. 1-2, an adjusting component 11 for assisting the positioning of the supporting leg 9 is disposed at a position close to the top of the outer edge of the supporting leg 10, meanwhile, a jack 91 matched and positioned with the adjusting component 11 is disposed on the inner side edge of the supporting leg 9, during specific work, a sealing gasket can be embedded on the inner side edge of the jack 91 to prevent the positioning block 14 from loosening as much as possible, the adjusting component 11 includes an adjusting knob 12 rotatably disposed on the supporting leg 10, a rotating rod with a matching wheel is fixedly disposed on the inner side edge of the adjusting knob 12, meanwhile, a bearing for assisting the rotating of the rotating rod is disposed on the supporting leg 10 corresponding to the rotating rod, the bearing can play a role of assisting rotation during work, two bevel gears 13 matched and driven with the matching wheel are symmetrically disposed inside the supporting leg 10, wherein the matching wheel is a bevel gear, a threaded rod 15 is fixed on a side edge of the two bevel gears 13 away from each other, the threaded rod 15 is sleeved with a positioning block 14, the positioning block 14 is in threaded fit with the threaded rod 15, and the positioning block 14 is in matched insertion with the insertion hole 91.

Through the adjusting part 11 that sets up, rotate adjust knob 12, adjust knob 12 drives the dwang and rotates, drive the cooperation wheel when the dwang rotates, thereby make bevel gear 13 rotate, and then make screw-thread fit between locating piece 14 and the threaded rod 15, so that locating piece 14 is pegged graft and is installed in jack 91, can carry out quick location fastening to the device after the whole length adjustment of supporting leg 10 and support column 9 finishes, the problem that supporting leg 10 length differs appears in the course of the work as far as possible.

Referring to fig. 3-4, the mounting seat 3 is embedded with the adjusting seat 2, two sliding grooves 51 are symmetrically formed in the adjusting seat 2, positioning components 5 for assisting in positioning and fastening the adjusting seat 2 are arranged in the sliding grooves 51, wherein, the positioning component 5 comprises a positioning pin 6 which is inserted in the sliding groove 51 in a sliding way and a hinge rod 8 which is hinged at one end of the positioning pin 6, the hinge rod 8 is provided with a long round hole for the hinge head of the positioning pin 6 to slide, the middle section of the hinge rod 8 is hinged and arranged in the mounting seat 3, and simultaneously, keep away from the protruding fixed column that is fixed with of one end of locating pin 6 at articulated arm 8, set up on the mount pad 3 and supply the gliding sliding tray of fixed column, the mount pad 3 is stretched out to the one end that articulated arm 8 was kept away from to locating pin 6, and the middle part of spout 51 outwards extends and has seted up reset groove 62, and locating pin 6 corresponds reset groove 62 department cover and is established and be fixed with protruding dish 61.

During specific work, the protruding disc 61 can be conveniently matched with the reset spring 7 to be pushed out and positioned, the reset groove 62 is internally provided with the reset spring 7 which is pushed by the auxiliary protruding disc 61, one end of the reset spring 7 is connected with an inner side wall, close to the hinge rod 8, of the reset groove 62, the other end of the reset spring is connected with a side wall, close to the hinge rod 8, of the protruding disc 61, and the reset spring 7 can ensure that the positioning pin 6 can be always pushed out in the working process.

In addition, the inner edge surface of the adjusting seat 2 is provided with a plurality of positioning holes 31 which are matched with the positioning pins 6 for positioning and inserting, wherein the positioning holes 31 are arranged, the plurality of positioning holes 31 are arranged by taking the center of the adjusting seat 2 as a circular annular array, and can be matched with the positioning component 5 for positioning through the arrangement of the plurality of positioning holes 31.

Through the locating component 5 that sets up, in operation, to both sides rotation fixed column, thereby make articulated arm 8 rotate and drive 6 internal contraction of locating pin, thereby make protruding dish 61 drive reset spring 7 compressed, after reset spring 7 compresses, adjust equipment body 1 to the appointed angle after, loosen the fixed column, 6 grafting of locating pin are installed in locating hole 31 under reset spring 7's effect, can finish the rear at work regulation and just fix a position the fastening to adjusting seat and mount pad 3, can avoid the equipment adjustment to finish the problem that back equipment body 1 slightly deflected certainly as far as possible, can effectively improve measurement accuracy.

Adjust 2 top of seat and inlay and be equipped with

spirit level

4, 4 symmetries of spirit level are provided with a plurality of, and the spirit level is the bubble appearance, can carry out fine measurement to the whole levelness of equipment, avoids appearing the deviation in the measurement process as far as possible.

The working principle is as follows: expand supporting leg 10 to extend appointed length with support column 9, after length adjustment finishes, rotate adjust knob 12, adjust knob 12 drives the dwang and rotates, drives the cooperation wheel when the dwang rotates, thereby makes bevel gear 13 rotate, and then makes screw-thread fit between locating piece 14 and the threaded rod 15, thereby makes locating piece 14 peg graft and installs in jack 91, thereby realizes the location installation of support column 9.

When needs are adjusted the turned angle of equipment body 1, at first to both sides rotation fixed column, thereby make articulated rod 8 rotate and drive locating pin 6 and inwards shrink, thereby make protruding dish 61 drive reset spring 7 by the compression, after reset spring 7 compresses, adjust equipment body 1 to appointed angle after, loosen the fixed column, 6 grafting of locating pin are installed in locating hole 31 under reset spring 7's effect, and then avoid going out equipment body 1 pivoted condition in the observation process as far as possible.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The GPS equipment for the terrain measurement comprises an equipment body (1), wherein an adjusting seat (2) is fixed at the bottom of the equipment body (1), and is characterized in that the adjusting seat (2) is rotatably embedded and installed on an installation seat (3), two sliding grooves (51) are symmetrically formed in the adjusting seat (2), and positioning assemblies (5) for assisting the positioning and fastening of the adjusting seat (2) are arranged in the sliding grooves (51); the positioning component (5) comprises a positioning pin (6) which is arranged in the sliding groove (51) in a sliding and inserting way and a hinge rod (8) which is hinged and installed at one end of the positioning pin (6), the middle section of the hinged rod (8) is hinged and installed inside the mounting seat (3), one end of the hinged rod (8) far away from the positioning pin (6) is fixed with a fixing column in a protruding way, a sliding groove for the fixing column to slide is formed in the mounting seat (3), one end of the positioning pin (6) far away from the hinge rod (8) extends out of the mounting seat (3), the inner edge surface of the adjusting seat (2) is provided with a positioning hole (31) which is matched, positioned and inserted with the positioning pin (6), a reset groove (62) is formed at the middle section of the sliding groove (51) in an outward extending way, a protruding disc (61) is sleeved and fixed on the positioning pin (6) corresponding to the reset groove (62), and a return spring (7) pushed by an auxiliary protruding disc (61) is arranged in the return groove (62).

2. The GPS device for terrain measurement according to claim 1, wherein the positioning holes (31) are provided in a plurality, and the plurality of positioning holes (31) are arranged in a circular annular array with the center of the adjustment base (2).

3. The GPS equipment for the terrain measurement according to claim 1, wherein three groups of supporting columns (9) are arranged at the bottom of the mounting seat (3), the three groups of supporting columns (9) are arranged in a circular annular array by taking the center of the adjusting seat (2) as the center, one side of the supporting column (9) far away from the mounting seat (3) is provided with a supporting leg (10), and the supporting column (9) is sleeved and inserted and installed in the supporting leg (10).

4. GPS device for topographic survey according to claim 3 characterized in that the support column (9) is fixed by two fixed rods inserted into the support leg (10) and by a hinged seat by which the support column (9) is hinged on the mounting seat (3).

5. The GPS equipment for the terrain measurement according to claim 4, wherein the adjusting component (11) for assisting the positioning of the supporting column (9) is arranged at the position, close to the top, of the outer edge of the supporting leg (10), and the inner side edge of the supporting column (9) is provided with a jack (91) which is matched and positioned with the adjusting component (11).

6. The GPS device for terrain measurement according to claim 5, wherein the adjusting assembly (11) comprises an adjusting knob (12) rotatably disposed on the supporting leg (10), a rotating rod with a matching wheel is fixedly disposed on an inner side edge of the adjusting knob (12), bevel gears (13) are symmetrically disposed inside the supporting leg (10) and are in transmission with the matching wheel in a matching manner, threaded rods (15) are fixed on outer side edges of the bevel gears (13), positioning blocks (14) are sleeved on the threaded rods (15), the positioning blocks (14) are in threaded fit with the threaded rods (15), and the positioning blocks (14) are in fit insertion with the insertion holes (91).

7. The GPS device for terrain measurement according to claim 3, wherein the support leg (10) is provided with a bearing for assisting the rotation of the rotation lever at a position corresponding to the rotation lever.

8. The GPS device for terrain measurement according to claim 1, wherein a level gauge (4) is embedded at the top of the adjusting base (2), and a plurality of level gauges (4) are symmetrically arranged.