CN221592425U

CN221592425U - Foldable portable measuring rod for mapping

Info

Publication number: CN221592425U
Application number: CN202323468182.9U
Authority: CN
Inventors: 周雪钘; 李俊杰; 杨杰
Original assignee: Guangdong Fengfei Survey Engineering Co ltd
Current assignee: Guangdong Fengfei Survey Engineering Co ltd
Priority date: 2023-12-19
Filing date: 2023-12-19
Publication date: 2024-08-23
Anticipated expiration: 2033-12-19

Abstract

The utility model relates to the technical field of folding portable measuring rods for surveying and mapping, and discloses a folding portable measuring rod for surveying and mapping, which comprises a supporting disc, wherein three groups of erection mechanisms for supporting the supporting disc are uniformly arranged at the bottom of the supporting disc; the supporting disc is provided with an alignment mechanism which is convenient to measure; every group erect the mechanism and include folding subassembly, supporting component, fixed subassembly, install the supporting disk bottom folding subassembly, can dismantle on the folding subassembly and be connected with supporting component, install on the folding subassembly fixed subassembly, erect the mechanism through setting up, three bracing piece is tripod form setting, accomplishes the support to the supporting disk, can dismantle the fixture block when dismantling, also can not dismantle the fixture block, the bracing piece can follow the concatenation seat and rotate and be close to the supporting disk, reduces the height of supporting disk, reduces the occupation in space, the receive and releases of convenient device, easy operation, the convenient equipment of device is dismantled, the convenience that the improvement device was used.

Description

Foldable portable measuring rod for mapping

Technical Field

The utility model relates to the technical field of folding portable surveying and mapping measuring rods, in particular to a folding portable surveying and mapping measuring rod.

Background

Mapping, namely measuring, collecting and drawing the shape, the size, the spatial position, the attribute and the like of natural geographic elements or surface artificial facilities, researching the theory, the technology and the method of measuring work at each stage of design, construction and management in engineering construction, providing accurate measuring data and a large scale map for engineering construction, guaranteeing reasonable engineering site selection, and effectively managing according to the design construction and the engineering site selection.

Usually survey and drawing is fixed underground with the measuring stick, measures again, because some topography has cement to be harder, can't fix through the manpower, can damage the measuring stick, and the measuring stick damages and can reduce measuring accuracy, if it is directly placed subaerial then not support, the outside support needs other support frames when the measuring stick supports, inconvenient when carrying, inconvenient folding and dismantlement, inconvenient equipment, and place the face and probably incline, perhaps the measuring stick need incline when using, inconvenient adjustment.

In order to solve the problems, the application provides a foldable portable surveying and mapping measuring rod.

Disclosure of utility model

The utility model aims to provide a foldable portable measuring rod for surveying and mapping, which solves the problems of inconvenient support and inconvenient adjustment of the angle of the measuring rod in the prior art in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the foldable portable measuring rod for surveying and mapping comprises a supporting disc, wherein three sets of erection mechanisms for supporting the supporting disc are uniformly arranged at the bottom of the supporting disc; the supporting disc is provided with an alignment mechanism which is convenient to measure;

each set of erection mechanism comprises a folding assembly, a supporting assembly and a fixing assembly, wherein the folding assembly is arranged at the bottom end of the supporting disc, the supporting assembly is detachably connected to the folding assembly, and the fixing assembly is arranged on the folding assembly;

The alignment mechanism comprises a clamping assembly, a vertical placing assembly and a measuring rod, wherein a measuring groove is formed in the inner side of the supporting disc and penetrates through the supporting disc, the clamping assembly is mounted on the inner side of the measuring groove, the vertical placing assembly is mounted on the clamping assembly, and the measuring rod is mounted on the vertical placing assembly.

Further, every group folding subassembly is including folding seat, torsion pivot and splice seat, supporting disk bottom fixedly connected with folding seat, the change groove has been seted up to folding seat bottom, and this change inslot wall bottom is installed torsion pivot, install in the torsion pivot splice seat, this change inslot wall bottom is passed through torsion pivot rotates and is connected with splice seat, splice groove has been seted up to splice seat inboard, and this splice groove runs through splice seat's surface.

Further, every group folding assembly still includes slider, spring and draw-in bar, the splice seat inboard has been seted up the bullet groove, and this bullet groove cross-section personally submits "protruding" font setting, and this bullet groove inside wall one side communicates each other with this splice groove, and this bullet groove inside wall sliding connection has the slider, the slider keep away from one side of this splice groove and fixedly connected with between this bullet groove the spring, the inboard fixedly connected with of slider the draw-in bar.

Further, every group the supporting component includes fixture block, stopper and bracing piece, the inboard sliding connection of splice groove of splice seat has the fixture block, the draw-in groove has been seted up to the fixture block inboard, the motion trail of clamping lever is sharp, the draw-in groove motion trail of fixture block is sharp, the motion trail of clamping lever with the motion trail of the draw-in groove of fixture block intersects.

Further, the fixed subassembly includes magnet A and magnet B, splice seat top keep away from one side fixedly connected with of torsion pivot magnet B, folding seat's the change groove inside wall top fixedly connected with magnet A, magnet B's motion track is circular-arcly, magnet A sets up on magnet B's the motion track.

Further, the clamping assembly comprises a fixing rod, two arc clamping plates, a threaded rod and a limiting rod, wherein two arc clamping plates are arranged at the center position of the inner side of a measuring groove of the supporting disc, the centers of the arc clamping plates are identical to the center of the measuring groove, the right end of each arc clamping plate is fixedly connected with the fixing rod, the right end of each fixing rod is fixedly connected with the corresponding measuring groove, the left end of each arc clamping plate is rotatably connected with the threaded rod through a rotating shaft, and the left end of each arc clamping plate is fixedly connected with the limiting rod.

Further, the vertical component comprises a clamping ball, a sleeve and a balancing weight, the two inner sides of the fixing rods are rotationally connected with the clamping ball, the bottom end of the clamping ball is fixedly connected with the sleeve, the bottom end of the sleeve is fixedly connected with the balancing weight, the inner side of the clamping ball is provided with a sliding groove, the sliding groove penetrates through the surfaces of the clamping ball, the sleeve and the balancing weight, and the inner side wall of the sliding groove is in sliding connection with the measuring rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, through the set erection mechanism, the three support rods are arranged in a tripod shape, so that the support of the support plate is completed, the clamping blocks can be disassembled when the support plate is disassembled, or the clamping blocks can not be disassembled, and the support rods can rotate along with the splicing seat to be close to the support plate, so that the height of the support plate is reduced, the occupation of space is reduced, the folding and unfolding of the device are facilitated, the operation is simple, the device is convenient to assemble and disassemble, and the convenience of using the device is improved.

2. According to the utility model, the angle of the clamping ball is conveniently adjusted through the arranged aligning mechanism, the measuring rod is inserted into the chute of the clamping ball to carry out measurement operation, the damage of the measuring rod caused by the fact that the measuring rod is inserted into the ground to be fixed is avoided, the measuring rod is conveniently kept vertically downwards, the clamping ball can be manually adjusted, the measuring rod is conveniently adjusted to a required angle, the measurement operation is conveniently carried out, the measuring rod is protected and supported, the use safety of the device is improved, and the service life of the measuring rod is prolonged.

Drawings

FIG. 1 is a schematic view of the whole structure of a foldable portable surveying and mapping measuring rod according to the present utility model;

FIG. 2 is a schematic view of the mounting structure of the erecting mechanism of the foldable portable surveying measuring rod of the present utility model;

FIG. 3 is a schematic view of the mounting structure of the folding assembly, the supporting assembly and the fixing assembly of the measuring rod for foldable and portable surveying and mapping of the present utility model;

FIG. 4 is a folded assembly view of a folding seat of a foldable portable surveying measuring rod of the present utility model;

FIG. 5 is a schematic view of an installation structure of an alignment mechanism of a foldable portable surveying measuring rod according to the present utility model;

FIG. 6 is a schematic view of the mounting structure of a clamp assembly of a foldable portable surveying measuring rod of the present utility model;

FIG. 7 is a schematic view of the mounting structure of a vertical placement assembly of a foldable portable surveying measuring pole of the present utility model;

FIG. 8 is a schematic view of an installation structure of a stop lever of a foldable portable surveying and mapping measuring rod according to the present utility model;

FIG. 9 is a perspective view showing the mounting structure of a support rod of a foldable portable surveying and mapping measuring rod according to the present utility model;

In the figure:

1. A support plate;

2. An erection mechanism; 21. a folding assembly; 211. a folding seat; 212. a torsion shaft; 213. splicing seats; 214. a slide block; 215. a spring; 216. a clamping rod; 22. a support assembly; 221. a clamping block; 222. a limiting block; 223. a support rod; 23. a fixing assembly; 231. a magnet A; 232. a magnet B;

3. An alignment mechanism; 31. a clamping assembly; 311. a fixed rod; 312. an arc-shaped clamping plate; 313. a threaded rod; 314. a limit rod; 32. a dropping assembly; 321. ball clamping; 322. a sleeve; 323. balancing weight; 33. a measuring rod.

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.

Referring to fig. 1-9, the present utility model provides a technical solution: the foldable portable surveying and mapping measuring rod comprises a supporting disc 1, wherein three sets of erection mechanisms 2 for supporting the supporting disc 1 are uniformly arranged at the bottom of the supporting disc 1; the supporting disc 1 is provided with an alignment mechanism 3 which is convenient to measure;

Each set of erection mechanism 2 comprises a folding assembly 21, a supporting assembly 22 and a fixing assembly 23, wherein the folding assembly 21 is arranged at the bottom end of the supporting disc 1, the supporting assembly 22 is detachably connected to the folding assembly 21, and the fixing assembly 23 is arranged on the folding assembly 21;

The aligning mechanism 3 comprises a clamping component 31, a vertical placing component 32 and a measuring rod 33, a measuring groove is formed in the inner side of the supporting plate 1 and penetrates through the supporting plate 1, the clamping component 31 is mounted in the inner side of the measuring groove, the vertical placing component 32 is mounted on the clamping component 31, the measuring rod 33 is mounted on the vertical placing component 32, when the aligning mechanism is used, firstly, the rotating shaft 212 rotates to drive the splicing seat 213 to rotate on the folding seat 211, the splicing seat 213 drives the magnet A231 to be attached to the magnet B232, at this moment, the splicing seat 213 is close to the folding seat 211, the splicing seat 213 enters a folding seat 211 rotating groove, the rotating groove limits the splicing seat 213, the maximum rotating angle of the splicing seat 213 is limited, then the clamping rod 216 is pulled to enable the clamping rod 216 to enter the splicing groove of the splicing seat 213, until the limiting block 222 is attached to the splicing seat 213, the maximum inserting depth of the limiting block 222 is limited, the clamping rod 216 is loosened to enable the spring 215 to drive the clamping rod 214 to push the clamping rod to be just inserted into the clamping groove of the clamping block 221, then the supporting rod is rotated to rotate on the torsion rotating shaft 212, the supporting rod is rotated to drive the magnet A231 to be attached to the magnet B232, at this moment, the splicing seat 213 is close to the folding seat 213 enters the folding seat 211 rotating in the rotating groove, the rotating groove is drawn into the rotating groove, the rotating groove is limited by the clamping rod 216, the clamping rod 216 is pulled into the elastic groove, and then the clamping groove is pulled into the splicing groove 213, the splicing seat 213 to be separated from the splicing seat 213, and the clamping seat 213 is folded into the largest, and the clamping seat 213 is folded by the rotating groove is folded into the rotating groove, and attached to the clamping seat 213, and attached to the clamping seat is separated by the rotating seat. The device is easy to operate, the convenience that the device used is improved, after the support disc 1 is supported and fixed by the erection mechanism 2, then the threaded rod 313 is slightly rotated, because the limiting rod 314 limits the left arc clamping plate 312, thereby the threaded rod 313 drives the left arc clamping plate 312 to slightly move leftwards, the clamping ball 321 can freely rotate between the two arc clamping plates 312, the balancing weight 323 vertically downwards drives the clamping ball 321 to rotate in the arc clamping plate 312 through the sleeve 322 under the action of gravity, the sleeve 322 is kept vertical, then the threaded rod 313 is rotated, the clamping ball 321 is clamped and fixed by the two arc clamping plates 312, then the fixing of the clamping ball 321 is completed, then the measuring rod 33 is inserted into the sliding groove of the clamping ball 321, the measuring operation is performed, the damage of the measuring rod 33 caused by the fact that the measuring rod 33 is inserted into the ground is avoided, the measuring rod 33 is conveniently kept vertically downwards, the clamping ball 321 can be manually adjusted, the measuring operation is conveniently performed, the safety of the use of the device is improved, and the service life of the measuring rod 33 is prolonged.

Each group of folding components 21 comprises a folding seat 211, a torsion rotating shaft 212 and a splicing seat 213, the bottom end of the supporting disc 1 is fixedly connected with the folding seat 211, a rotating groove is formed in the bottom end of the folding seat 211, the torsion rotating shaft 212 is arranged at the bottom end of the inner wall of the rotating groove, the splicing seat 213 is arranged on the torsion rotating shaft 212, the bottom end of the inner side wall of the rotating groove is rotatably connected with the splicing seat 213 through the torsion rotating shaft 212, a splicing groove is formed in the inner side of the splicing seat 213 and penetrates through the surface of the splicing seat 213, when the folding seat is opened, the splicing seat 213 is driven to rotate on the folding seat 211 through rotation of the torsion rotating shaft 212, the splicing seat 213 drives a magnet A231 to be attached to a magnet B232, at the moment, the splicing seat 213 is close to the folding seat 211, the splicing seat 213 enters the rotating groove, the rotating groove limits the splicing seat 213, the maximum rotating angle of the splicing seat 213 is limited, the splicing seat 213 is rotated, the magnet A231 is separated from the magnet B232 through rotation, and the torsion driving splicing seat 213 of the rotating shaft 212 rotates to be attached to the folding seat 211, so that the folding seat 213 is convenient to fold.

Each group of folding components 21 further comprises a sliding block 214, a spring 215 and a clamping rod 216, a spring groove is formed in the inner side of the splicing seat 213, the cross section of the spring groove is in a convex shape, one side of the inner side of the spring groove is communicated with the splicing groove, the inner side of the spring groove is slidably connected with the sliding block 214, one side, far away from the splicing groove, of the sliding block 214 is fixedly connected with the spring 215 between the side, far away from the splicing groove, of the sliding block 214 and the spring groove, the clamping rod 216 is fixedly connected with the clamping rod 216, the clamping rod 216 is pulled to enable the clamping rod 216 to be drawn into the spring groove, then the clamping block 221 is inserted into the splicing groove of the splicing seat 213 until a limiting block 222 is attached to the splicing seat 213, the limiting block 222 limits the maximum insertion depth of the clamping block 221, the clamping rod 216 is released, the spring 215 pushes the sliding block 214 to drive the clamping rod 216 to be just inserted into the clamping groove of the clamping block 221, and then the supporting rod 223 supports the splicing seat 213, so that the folding components 21 are supported.

Each group of supporting components 22 comprises a clamping block 221, a limiting block 222 and a supporting rod 223, the inner side of a splicing groove of a splicing seat 213 is slidably connected with the clamping block 221, a clamping groove is formed in the inner side of the clamping block 221, the movement track of a clamping rod 216 is in a straight line shape, the movement track of the clamping block 221 is in a straight line shape, the movement track of the clamping rod 216 is intersected with the movement track of the clamping groove of the clamping block 221, the clamping rod 216 is pulled to enable the clamping rod 216 to be retracted into an elastic groove, then the clamping block 221 is inserted into the splicing groove of the splicing seat 213 until the limiting block 222 is attached to the splicing seat 213, the limiting block 222 limits the maximum insertion depth of the clamping block 221, the clamping rod 216 is released, the spring 215 drives the sliding block 214 to be just inserted into the clamping groove of the clamping block 221, then the supporting rod 223 supports the splicing seat 213, three supporting rods 223 are in a tripod shape, the clamping block 221 is pulled to be retracted with the elastic groove when the clamping rod 216 is detached, the clamping block 221 is pulled out of the splicing seat 213, the clamping block 221 can be detached, the clamping block 221 can be not detached, the supporting rod 221 can be rotated to be close to the supporting seat 213, and the occupied space of the splicing seat 213 is reduced, and the occupied space of the splicing seat is reduced, and the device is reduced, and the occupied space is reduced.

The fixing component 23 comprises a magnet A231 and a magnet B232, one side, far away from the top end of the splicing seat 213, of the torsion rotating shaft 212 is fixedly connected with the magnet B232, the top end of the inner side wall of the rotating groove of the folding seat 211 is fixedly connected with the magnet A231, the moving track of the magnet B232 is arc-shaped, the magnet A231 is arranged on the moving track of the magnet B232, the clamping rod 216 and the receiving spring groove are pulled during disassembly, the clamping block 221 is pulled out of the splicing seat 213, then the splicing seat 213 is pulled to rotate, the magnet A231 is separated from the magnet B232, and the torsion of the torsion rotating shaft 212 drives the splicing seat 213 to rotate to be attached to the folding seat 211, so that the folding of the splicing seat 213 is facilitated.

The clamping assembly 31 comprises a fixing rod 311, two arc clamping plates 312, a threaded rod 313 and a limiting rod 314, two arc clamping plates 312 are arranged at the center position of the inner side of a measuring groove of the supporting disc 1, the centers of the two arc clamping plates 312 are identical to the center of the measuring groove, the right end of each arc clamping plate 312 is fixedly connected with the fixing rod 311, the right end of each fixing rod 311 is fixedly connected with the measuring groove, the left end of each arc clamping plate 312 is rotatably connected with the threaded rod 313 through a rotating shaft, the left end of each arc clamping plate 312 is fixedly connected with the limiting rod 314, after the supporting disc 1 is supported and fixed by the erecting mechanism 2, the threaded rod 313 is slightly rotated, because the limiting rod 314 limits the left arc clamping plates 312, the threaded rod 313 drives the left arc clamping plates 312 to slightly move leftwards, the clamping balls 321 can freely rotate between the two arc clamping plates 312, the balancing weights 323 are vertically and downwards driven by the threaded rods 322 to rotate in pairs of the arc clamping plates 312, the sleeves 322 are kept vertical, then the two clamping plates 321 are vertically rotated, and then the two clamping plates 321 are fixedly clamped by the arc clamping balls 312.

The vertical placing component 32 comprises a clamping ball 321, a sleeve 322 and a balancing weight 323, the two inner sides of the fixing rods 311 are rotationally connected with the clamping ball 321, the bottom end fixedly connected with the sleeve 322 of the clamping ball 321, the bottom end fixedly connected with the balancing weight 323 of the sleeve 322, a chute is formed in the inner side of the clamping ball 321, the chute penetrates through the clamping ball 321, the sleeve 322 and the surface of the balancing weight 323, the inner side wall of the chute is in sliding connection with the measuring rod 33, the left arc-shaped clamping plate 312 slightly moves leftwards, the clamping ball 321 can rotate freely between the two arc-shaped clamping plates 312, the balancing weight 323 is driven by gravity to rotate vertically downwards through the sleeve 322, the clamping ball 321 is clamped and fixed by the sleeve 322, then the two arc-shaped clamping plates 313 are rotated to fix the clamping ball 321, then the measuring rod 33 is inserted into the chute of the clamping ball 321, the measuring rod 33 is prevented from being damaged due to the fact that the measuring rod 33 is inserted into the ground, the measuring rod 33 is convenient to keep vertical downwards, the measuring rod 33 can be adjusted manually, the measuring rod can be adjusted manually until the measuring rod 33 is required to be adjusted to a required angle, the measuring rod 33 can be used for prolonging the service life, and the safety of the measuring rod can be used for the measuring device can be prolonged, and the service life of the measuring rod 33 can be prolonged.

Working principle: when the device is used, firstly, the torsion rotating shaft 212 rotates to drive the splicing seat 213 to rotate on the folding seat 211, the splicing seat 213 drives the magnet A231 to be attached to the magnet B232, at the moment, the splicing seat 213 is close to the folding seat 211, the splicing seat 213 enters into a rotating groove of the folding seat 211, the rotating groove limits the splicing seat 213 to the maximum rotating angle, then the clamping rod 216 is pulled to enable the clamping rod 216 to be retracted into the elastic groove, then the clamping block 221 is inserted into the splicing groove of the splicing seat 213 until the limiting block 222 is attached to the splicing seat 213, the limiting block 222 limits the maximum insertion depth of the clamping block 221, the clamping rod 216 is released to enable the spring 215 to push the sliding block 214 to drive the clamping rod 216 to be just inserted into the clamping groove of the clamping block 221, then the supporting rod 223 supports the splicing seat 213 to support the folding assembly 21, the three supporting rods 223 are arranged in a tripod shape to complete the supporting of the supporting disc 1, then the clamping rod 216 and the elastic groove are pulled during the disassembling, the fixture block 221 is pulled out from the splicing seat 213, then the splicing seat 213 is pulled to rotate, so that the magnet A231 is separated from the magnet B232, the torque of the torque rotating shaft 212 drives the splicing seat 213 to rotate and be attached to the folding seat 211, the folding of the splicing seat 213 is facilitated, the fixture block 221 can be disassembled, the supporting rod 223 can be rotated to be close to the supporting disc 1 along with the splicing seat 213, the height of the supporting disc 1 is reduced, the occupation of space is reduced, the folding and unfolding of the device are facilitated, the operation is simple, the assembly and the disassembly of the device are facilitated, the convenience in use of the device is improved, the erection mechanism 2 supports and fixes the supporting disc 1, then the threaded rod 313 is slightly rotated, because the limiting rod 314 limits the left arc-shaped clamping plate 312, the threaded rod 313 drives the left arc-shaped clamping plate 312 to slightly move leftwards, the clamping ball 321 can be rotated randomly between the two arc-shaped clamping plates 312, the balancing weight 323 receives the vertical downward of gravity and drives card ball 321 at arc cardboard 312 internal rotation through sleeve pipe 322, sleeve pipe 322 keeps vertical, then rotate threaded rod 313 makes two arc cardboard 312 press from both sides tight fixedly with card ball 321, then accomplish the fixed to card ball 321, then insert card ball 321's spout with measuring stick 33, carry out the measurement operation, avoid measuring stick 33 to insert the fixed measuring stick 33 damage that leads to in ground, make things convenient for measuring stick 33 to keep vertical downward, also can manual adjustment card ball 321 for measuring stick 33 adjusts to required angle, conveniently carry out the measurement operation, protection and support measuring stick 33, the security of improving the device use, extension measuring stick 33 life.

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.

Claims

1. A collapsible portable survey and drawing is with measuring stick, its characterized in that: the device comprises a supporting disc (1), wherein three groups of erection mechanisms (2) for supporting the supporting disc (1) are uniformly arranged at the bottom of the supporting disc (1); an alignment mechanism (3) which is convenient to measure is arranged on the supporting disc (1);

Each group of erection mechanism (2) comprises a folding assembly (21), a supporting assembly (22) and a fixing assembly (23), wherein the folding assembly (21) is arranged at the bottom end of the supporting disc (1), the supporting assembly (22) is detachably connected to the folding assembly (21), and the fixing assembly (23) is arranged on the folding assembly (21);

The alignment mechanism (3) comprises a clamping assembly (31), a vertical placing assembly (32) and a measuring rod (33), wherein a measuring groove is formed in the inner side of the supporting disc (1), the measuring groove penetrates through the supporting disc (1), the clamping assembly (31) is arranged on the inner side of the measuring groove, the vertical placing assembly (32) is arranged on the clamping assembly (31), and the measuring rod (33) is arranged on the vertical placing assembly (32).

2. The foldable portable surveying pole of claim 1, wherein: every group folding subassembly (21) is including folding seat (211), torsion pivot (212) and concatenation seat (213), supporting disk (1) bottom fixedly connected with folding seat (211), the change groove has been seted up to folding seat (211) bottom, and this change inslot wall bottom is installed torsion pivot (212), install on torsion pivot (212) concatenation seat (213), this change inslot wall bottom is passed through torsion pivot (212) rotation is connected with concatenation seat (213), splice groove has been seted up to concatenation seat (213) inboard, and this splice groove runs through the surface of concatenation seat (213).

3. A collapsible portable surveying pole according to claim 2, wherein: every group folding subassembly (21) still includes slider (214), spring (215) and draw-in groove (216), the bullet groove has been seted up to splice seat (213) inboard, and this bullet groove cross-section is "protruding" font setting, and this bullet groove inside wall one side communicates each other with this splice groove, this bullet groove inside wall sliding connection have slider (214), fixedly connected with between one side that this splice groove was kept away from to slider (214) and this bullet groove spring (215), slider (214) inboard fixedly connected with draw-in groove (216).

4. A collapsible portable surveying pole according to claim 3, wherein: each group of supporting components (22) comprises a clamping block (221), a limiting block (222) and a supporting rod (223), the inner side of a splicing groove of the splicing seat (213) is connected with the clamping block (221) in a sliding manner, a clamping groove is formed in the inner side of the clamping block (221), the movement track of the clamping rod (216) is linear, the movement track of the clamping groove of the clamping block (221) is linear, and the movement track of the clamping rod (216) is intersected with the movement track of the clamping groove of the clamping block (221).

5. A collapsible portable surveying pole according to claim 2, wherein: the fixing assembly (23) comprises a magnet A (231) and a magnet B (232), one side, far away from the torque rotating shaft (212), of the top end of the splicing seat (213) is fixedly connected with the magnet B (232), the top end of the inner side wall of the rotating groove of the folding seat (211) is fixedly connected with the magnet A (231), the movement track of the magnet B (232) is arc-shaped, and the magnet A (231) is arranged on the movement track of the magnet B (232).

6. The foldable portable surveying pole of claim 1, wherein: clamping assembly (31) are including dead lever (311), two arc-shaped clamping plates (312), threaded rod (313) and gag lever post (314), the inboard central point of measuring tank department of supporting disk (1) is equipped with two arc-shaped clamping plates (312), two the centre of a circle of arc-shaped clamping plates (312) is the same with the center of this measuring tank, is located the right-hand member arc-shaped clamping plates (312) right-hand member fixedly connected with dead lever (311), dead lever (311) right-hand member and this measuring tank fixed connection, be located the left end arc-shaped clamping plates (312) are connected with through the pivot rotation threaded rod (313), be located the left end arc-shaped clamping plates (312) fixedly connected with gag lever post (314).

7. The foldable portable surveying pole of claim 6, wherein: the vertical-falling assembly (32) comprises a clamping ball (321), a sleeve (322) and a balancing weight (323), wherein the two inner sides of the fixing rods (311) are rotationally connected with the clamping ball (321), the bottom end of the clamping ball (321) is fixedly connected with the sleeve (322), the bottom end of the sleeve (322) is fixedly connected with the balancing weight (323), the inner sides of the clamping balls (321) are provided with sliding grooves, and the sliding grooves penetrate through the surfaces of the clamping ball (321), the sleeve (322) and the balancing weight (323), and the inner side walls of the sliding grooves are in sliding connection with the measuring rods (33).