CN211824440U

CN211824440U - RTK measuring device for urban planning

Info

Publication number: CN211824440U
Application number: CN202020847002.5U
Authority: CN
Inventors: 杨浩; 姬雪; 张琦; 何远晴; 张萍; 董函儒; 徐汉楷; 张俊杰; 阮雪朋
Original assignee: Henan Daqin Town Planning And Design Co Ltd
Current assignee: Henan Daqin Town Planning And Design Co Ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-10-30
Anticipated expiration: 2030-05-19

Abstract

The utility model belongs to the technical field of city planning survey and drawing technique and specifically relates to a RTK measuring device for city planning is related to, including the measuring apparatu body, be provided with the bracing piece on the measuring apparatu body, the bracing piece includes fixed part and pars contractilis, the pars contractilis sets up on the measuring apparatu body, the pars contractilis is located to the fixed part cover, and fixed part and pars contractilis sliding fit, be provided with the adjusting device who is used for driving the pars contractilis lift on the fixed part, adjusting device includes the dwang, the gear and set up the flank of tooth on the pars contractilis, be provided with the installed part on the fixed part, the dwang is worn to locate in the installed part. Through being provided with the bracing piece on the measuring apparatu body, be provided with adjusting device on the bracing piece, through rotating the dwang, drive gear revolve, drive the flank of tooth and rotate, realize the lift of pars contractilis, the simple operation.

Description

RTK measuring device for urban planning

Technical Field

The utility model belongs to the technical field of urban planning survey and drawing technique and specifically relates to a RTK measuring device for urban planning is related to.

Background

In the current GPS measurement, if the static, rapid static and dynamic measurement need to be solved afterwards, the centimeter-level precision can be obtained, while the RTK is a measurement method which can obtain the centimeter-level positioning precision in real time in the field, and the appearance of the RTK greatly improves the field operation efficiency. In a traditional RTK operation mode, a datum station transmits an observed value and coordinate information of a measuring station to a rover station through a data radio station, the rover station receives data from the datum station, acquires GPS observation data for real-time processing, and simultaneously gives a centimeter-level positioning result.

The existing Chinese patent with publication number CN210268694U discloses a high-precision RTK measuring instrument based on a GPS, which comprises a sleeve, an RTK measuring instrument body, an RTK mainboard and a clamp, wherein when the high-precision RTK measuring instrument is used, the device is fixed through a fixing pile at the bottom of the sleeve, a supporting rod is pulled out of the sleeve by a certain length, a corresponding screw hole is locked and limited through a locking bolt after corresponding to a reserved hole, a handbook is clamped in the clamp, a wireless communication module on the RTK mainboard in the RTK measuring instrument body receives a satellite signal and a reference station signal, real-time combined settlement is carried out, the coordinate increment between the reference station and a mobile station is obtained, then the handbook receives the coordinate position, and measurement of a point to be.

The above prior art solutions have the following drawbacks: this high accuracy RTK measuring apparatu based on GPS can carry out effectual measurement operation, but in the measurement process, when needing to adjust the device, take certain length out the bracing piece from the sleeve, need correspond corresponding screw and preformed hole later insert the screw with locking bolt and the preformed hole in locking spacingly, it is inconvenient to operate, consequently, need improve it.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a RTK measuring device for city planning, it is through being provided with the bracing piece on the measuring apparatu body, is provided with adjusting device on the bracing piece, through rotating the dwang, drives gear revolve, drives the flank of tooth and rotates, realizes the lift of pars contractilis, the simple operation.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a RTK measuring device for city planning, includes the measuring apparatu body, be provided with the bracing piece on the measuring apparatu body, the bracing piece includes fixed part and pars contractilis, the pars contractilis sets up on the measuring apparatu body, the pars contractilis is located to the fixed part cover, and fixed part and pars contractilis sliding fit, be provided with the adjusting device who is used for driving the pars contractilis lift on the fixed part, adjusting device includes dwang, gear and sets up the flank of tooth on the pars contractilis, be provided with the installed part on the fixed part, the dwang is worn to locate in the installed part, the gear is coaxial to be fixed on the dwang, flank of tooth butt is.

Through adopting above-mentioned technical scheme, rotate the dwang, drive gear revolve, drive flank of tooth motion during gear revolve to drive the pars contractilis and slide in the fixed part, the simple operation.

The present invention may be further configured in a preferred embodiment as: the gear is fixedly provided with a limiting device used for limiting the rotation of the gear, and the limiting device is installed in the installation part.

Through adopting above-mentioned technical scheme, fixed stop device that sets up on the gear, carry out limit gear through stop device to the rotation of gear, adjust the pars contractilis and accomplish the back, it is spacing with the gear, make the unable rotation of gear, avoid the pars contractilis under the action of gravity of measuring apparatu body and pars contractilis self, drive the pars contractilis decline, drive gear rotation simultaneously, cause the regulation effect of pars contractilis relatively poor.

The present invention may be further configured in a preferred embodiment as: stop device includes ratchet, pawl and pivot, the ratchet is fixed to be set up on the gear, the pivot is worn to locate in the installed part, and the installed part supports to the rotation of axes, the pawl cover is located in the pivot, and pawl and ratchet looks joint, wear to be equipped with in the installed part and press the depression bar, press the depression bar and wear to locate the inside one end butt of installed part on the pawl, and press the depression bar to promote the pawl and rotate round the pivot.

Through adopting above-mentioned technical scheme, fixed the setting in the gear with the ratchet, the butt has the pawl on the ratchet, presses through pressing the depression bar, makes the mutual joint between pawl and the ratchet, can realize spacing to the pivoted of ratchet to carry out spacing processing to the gear, simple structure, the simple operation.

The present invention may be further configured in a preferred embodiment as: the inner wall of the mounting piece is fixedly provided with an elastic sheet, the elastic sheet is arranged between the inner wall of the mounting piece and the upper surface of the pawl, and the elastic sheet extrudes one end, far away from the pressing rod, of the pawl.

Through adopting above-mentioned technical scheme, be fixed with the flexure strip on the inner wall of installed part, keep away from the one end of pressing the depression bar through the flexure strip to the pawl and extrude, make the joint between pawl and the ratchet more stable.

The present invention may be further configured in a preferred embodiment as: the bottom of measuring apparatu body is fixed and is provided with the mount pad, set up the mounting groove in the mount pad, be provided with the clamping device who is used for carrying out the centre gripping to the bracing piece in the mounting groove.

Through adopting above-mentioned technical scheme, at the fixed mount pad that is provided with in the bottom of measuring apparatu body, carry out centre gripping locking to the bracing piece through clamping device, when needing to take off the measuring apparatu body from the bracing piece, directly with the bracing piece from clamping device in can, the simple operation.

The present invention may be further configured in a preferred embodiment as: the clamping device comprises a reset spring and a clamping block, the reset spring is fixedly arranged in the mounting groove, the reset spring is horizontally arranged, the clamping block is fixedly arranged on the reset spring, the telescopic portion is fixedly provided with a clamping portion, and the clamping block extrudes and clamps the clamping portion.

Through adopting above-mentioned technical scheme, fixed the setting in reset spring with the grip block, when the pars contractilis took out from the mount pad, the grip block can extrude the grip block, and the grip block extrudees reset spring, makes the grip block can to the direction upward motion of keeping away from the grip block, takes out the pars contractilis, convenient operation when making the measuring apparatu body take place to damage needs to be changed.

The present invention may be further configured in a preferred embodiment as: the clamping block is provided with a guide surface, and the clamping part is provided with an arc surface corresponding to the guide surface.

Through adopting above-mentioned technical scheme, be provided with the spigot surface on the grip block, through the setting of spigot surface and arc surface, when can making the clamping part move in to the mount pad and take out the clamping part from between two grip blocks, the operation is more convenient.

The present invention may be further configured in a preferred embodiment as: the telescopic part is provided with scale marks.

Through adopting above-mentioned technical scheme, through the setting of scale mark to when can making operating personnel adjust the pars contractilis, through observing the scale mark on the pars contractilis, the height that the required lift of regulation pars contractilis that can be accurate.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the support rod is arranged on the measuring instrument body, the adjusting device is arranged on the support rod, the rotating rod is rotated to drive the gear to rotate and drive the tooth surface to rotate, the telescopic part is lifted, and the operation is convenient and fast;

2. the gear is limited by fixing the limiting device on the gear, the gear is limited by the limiting device when the gear rotates, and the gear is limited after the telescopic part is adjusted, so that the gear cannot rotate, the telescopic part is prevented from driving the telescopic part to descend under the gravity action of the measuring instrument body and the telescopic part, and the gear is driven to rotate at the same time, so that the adjusting effect of the telescopic part is poor;

3. the bottom of the measuring instrument body is fixedly provided with the mounting seat, the supporting rod is clamped and locked through the clamping device, and when the measuring instrument body needs to be taken down from the supporting rod, the supporting rod is directly taken out of the clamping device, so that the operation is convenient and fast.

Drawings

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

fig. 2 is a partial sectional view showing a connection relationship of a mount and a support rod;

FIG. 3 is a partial cross-sectional view showing the internal structure of the mount;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

Reference numerals: 1. a gauge body; 2. a support bar; 21. a fixed part; 22. a telescopic part; 221. a clamping portion; 222. a circular arc surface; 223. scale lines; 3. an adjustment device; 31. rotating the rod; 32. a gear; 33. a tooth surface; 34. a mounting member; 4. a limiting device; 41. a ratchet wheel; 42. a pawl; 43. a rotating shaft; 44. a pressing lever; 45. an elastic sheet; 5. a mounting seat; 51. mounting grooves; 6. a clamping device; 61. a return spring; 62. a clamping block; 621. a guide surface.

Detailed Description

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

Referring to fig. 1 and 2, do the utility model discloses a RTK measuring device for city planning, including measuring apparatu body 1, be provided with bracing piece 2 on the measuring apparatu body 1 for support measuring apparatu body 1. The support rod 2 comprises a fixing portion 21 and a telescopic portion 22, the telescopic portion 22 is arranged on the measuring instrument body 1, the fixing portion 21 is sleeved on the telescopic portion 22, the fixing portion 21 is in sliding fit with the telescopic portion 22, and the fixing portion 21 is provided with an adjusting device 3 for driving the telescopic portion 22 to ascend and descend. When the height of the measuring instrument body 1 needs to be adjusted, the adjusting device 3 drives the telescopic part 22 to lift in the fixing part 21, and the measuring instrument body 1 is driven to be adjusted. Adjusting device 3 includes dwang 31, gear 32 and sets up the flank 33 on pars contractilis 22, is provided with installed part 34 on the fixed part 21, and in the dwang 31 wore to locate installed part 34, the dwang 31 was installed through installed part 34, and installed part 34 rotated the support to the dwang 31. The gear 32 is coaxially fixed to the rotating rod 31, the tooth surface 33 abuts on the gear 32, and the gear 32 and the tooth surface 33 are meshed. The rotating rod 31 rotates to drive the gear 32 to rotate, and the gear 32 rotates to drive the tooth surface 33 to move, so that the telescopic part 22 is driven to slide in the fixed part 21, and the operation is convenient. The scale marks 223 are arranged on the telescopic part 22, and when the operator adjusts the telescopic part 22, the operator can accurately adjust the height of the telescopic part 22 required to be lifted by observing the scale marks 223 on the telescopic part 22 through the arrangement of the scale marks 223.

Referring to fig. 1 and 3, in order to prevent the telescopic part 22 from driving the telescopic part 22 to descend under the gravity action of the measuring instrument body 1 and the telescopic part 22 itself after the gear 32 is adjusted in a rotating manner, and simultaneously drive the gear 32 to rotate, so that the adjusting effect of the telescopic part 22 is poor, a limiting device 4 for limiting the rotation of the gear 32 is fixedly arranged on the gear 32, and the limiting device 4 is installed in the installation part 34. The gear 32 is limited by the limiting device 4, and after the telescopic part 22 is adjusted, the gear 32 is limited, so that the gear 32 cannot rotate, and the telescopic part 22 can be prevented from sliding after the adjustment is completed.

Referring to fig. 3 and 4, the limiting device 4 includes a ratchet wheel 41, a pawl 42 and a rotating shaft 43, a fixed end is fixedly disposed on one side surface of the gear 32 close to the limiting device 4, the ratchet wheel 41 is sleeved on the fixed end, and the ratchet wheel 41 is fixed to the gear 32 through the fixed end. The rotating shaft 43 is disposed in the mounting member 34 in a penetrating manner, the mounting member 34 rotatably supports the rotating shaft 43, the pawl 42 is sleeved on the rotating shaft 43, and the pawl 42 is connected with the ratchet 41 in a clamping manner. When the pawl 42 and the ratchet wheel 41 are engaged with each other, the ratchet wheel 41 cannot rotate, and the rotation of the gear 32 can be limited. The mounting member 34 is provided with a pressing rod 44, one end of the pressing rod 44 inserted into the mounting member 34 abuts against the pawl 42, and the pressing rod 44 pushes the pawl 42 to rotate around the rotating shaft 43 for pressing the pawl 42. When the pressing rod 44 is pressed down, the pressing rod 44 drives one end of the pawl 42 close to the pressing rod 44 to rotate around the rotating shaft 43 counterclockwise, and simultaneously drives one end of the pawl 42 far from the pressing rod 44 to rotate and separate from the ratchet wheel 41, so that the ratchet wheel 41 and the pawl 42 are not clamped any more, the gear 32 can rotate, and the telescopic part 22 is adjusted.

Referring to fig. 3 and 4, in order to stabilize the engagement between the pawl 42 and the ratchet 41, an elastic piece 45 is fixedly disposed on an inner wall of the mounting member 34, the elastic piece 45 is disposed between the inner wall of the mounting member 34 and an upper surface of the pawl 42, and the elastic piece 45 presses an end of the pawl 42 away from the pressing rod 44. The elastic piece 45 presses one end of the pawl 42 away from the pressing rod 44, so that the clamping between the pawl 42 and the ratchet wheel 41 is more stable. When the pawl 42 rotates, the elastic piece 45 can be pressed.

Referring to fig. 1 and 2, in order to make the measuring instrument body 1 more convenient when damaged and needing to be replaced, a mounting seat 5 is fixedly arranged at the bottom of the measuring instrument body 1, a mounting groove 51 is formed in the mounting seat 5, and a clamping device 6 for clamping the support rod 2 is arranged in the mounting groove 51. Carry out centre gripping locking to bracing piece 2 through clamping device 6, when needing to take off measuring apparatu body 1 from bracing piece 2, directly with bracing piece 2 from clamping device 6 in take out can, the simple operation.

Referring to fig. 1 and 2, the clamping device 6 includes a return spring 61 and a clamping block 62, the return spring 61 is fixedly disposed in the mounting groove 51, the return spring 61 is horizontally disposed, the clamping block 62 is fixedly disposed on the return spring 61, and the return spring 61 drives the clamping block 62 to move so as to clamp the telescopic portion 22. The telescopic portion 22 is fixedly provided with a clamping portion 221, and the clamping block 62 clamps the clamping portion 221 by pressing. Move flexible portion 22 from mount pad 5 internal motion, in the flexible portion 22 motion process, clamping part 221 can press grip block 62, extrudes reset spring 61 simultaneously, and after clamping part 221 passed through clamping block 62 butt in mount pad 5, reset spring 61 released the elasticity restoring force, drove grip block 62 and move to the direction that is close to clamping part 221, extrudees the centre gripping to clamping part 221. In order to facilitate the movement of the clamping portion 221 into the mounting seat 5 and the withdrawal of the clamping portion 221 from between the two clamping blocks 62, the clamping blocks 62 are provided with guide surfaces 621, and the clamping portion 221 is provided with an arc surface 222 corresponding to the guide surfaces 621. Due to the arrangement of the guide surface 621 and the arc surface 222, the operation is more convenient when the clamping part 221 and the clamping block 62 move relatively.

The implementation principle of the embodiment is as follows: when the height of the measuring instrument body 1 needs to be adjusted, the pressing rod 44 is pressed, the pressing rod 44 can drive one end of the pawl 42 close to the pressing rod 44 to rotate anticlockwise around the rotating shaft 43, and simultaneously drive one end of the pawl 42 far away from the pressing rod 44 to rotate and separate from the ratchet wheel 41, so that the ratchet wheel 41 and the pawl 42 are not clamped any more, then the rotating rod 31 is rotated to drive the gear 32 to rotate, and the gear 32 rotates to drive the tooth surface 33 to move, so that the telescopic part 22 is driven to slide in the fixing part 21. After the height of the telescopic part 22 is adjusted, the pressing rod 44 is released, the elastic sheet 45 extrudes the pawl 42, the pawl 42 is stably abutted against the ratchet wheel 41, the pawl 42 and the ratchet wheel 41 are clamped, the rotation of the gear 32 is limited, and therefore the telescopic part 22 is limited. When the measuring instrument body 1 is damaged and needs to be replaced, the telescopic part 22 moves in the direction away from the mounting seat 5, the clamping part 221 can extrude the clamping block 62, the clamping block 62 extrudes the return spring 61, the clamping block 62 can move in the direction away from the clamping part 221, and the telescopic part 22 is taken out, so that the operation is convenient.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this 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. The utility model provides a RTK measuring device for city planning, includes measuring apparatu body (1), its characterized in that, be provided with bracing piece (2) on measuring apparatu body (1), bracing piece (2) include fixed part (21) and pars contractilis (22), pars contractilis (22) set up on measuring apparatu body (1), on pars contractilis (22) is located to fixed part (21) cover, and fixed part (21) and pars contractilis (22) sliding fit, be provided with adjusting device (3) that are used for driving pars contractilis (22) to go up and down on fixed part (21), adjusting device (3) include dwang (31), gear (32) and set up flank of tooth (33) on pars contractilis (22), be provided with installed part (34) on fixed part (21), dwang (31) are worn to locate in installed part (34), gear (32) coaxial fixation is on dwang (31), the tooth surface (33) is abutted against the gear (32), and the gear (32) and the tooth surface (33) are meshed.

2. An RTK measuring device for city planning according to claim 1, characterized in that a limiting device (4) for limiting the rotation of the gear wheel (32) is fixedly arranged on the gear wheel (32), the limiting device (4) being mounted in the mounting (34).

3. An RTK measuring device for city planning according to claim 2, characterized in that stop device (4) includes ratchet (41), pawl (42) and pivot (43), ratchet (41) is fixed to gear (32), pivot (43) are worn to locate in installed part (34), and installed part (34) is to pivot support to pivot (43), pawl (42) cover is located on pivot (43), and pawl (42) and ratchet (41) looks joint, wear to be equipped with in installed part (34) and press lever (44), the inside one end of wearing to locate installed part (34) of press lever (44) is supported on pawl (42), and press lever (44) promote pawl (42) and rotate around pivot (43).

4. An RTK measuring device for city planning according to claim 3, characterized in that an elastic piece (45) is fixedly arranged on the inner wall of the mounting part (34), the elastic piece (45) is arranged between the inner wall of the mounting part (34) and the upper surface of the pawl (42), and the elastic piece (45) presses one end of the pawl (42) far away from the pressing rod (44).

5. An RTK measuring device for city planning according to claim 1, wherein a mounting seat (5) is fixedly arranged at the bottom of the measuring instrument body (1), a mounting groove (51) is formed in the mounting seat (5), and a clamping device (6) for clamping the support rod (2) is arranged in the mounting groove (51).

6. An RTK measuring device for city planning according to claim 5, characterized in that the clamping device (6) comprises a return spring (61) and a clamping block (62), the return spring (61) is fixedly arranged in the mounting groove (51), the return spring (61) is horizontally arranged, the clamping block (62) is fixedly arranged on the return spring (61), the telescopic part (22) is fixedly provided with a clamping part (221), and the clamping block (62) presses and clamps the clamping part (221).

7. An RTK measuring device for city planning according to claim 6, characterized in that the clamping block (62) is provided with a guiding surface (621), and the clamping part (221) is provided with a circular arc surface (222) corresponding to the guiding surface (621).

8. An RTK measuring device for city planning according to claim 1, characterized in that graduation marks (223) are provided on the telescoping section (22).