Foldable surveying and mapping marker post

Abstract

The utility model provides a foldable surveying and mapping marker post, belongs to the technical field of engineering surveying and mapping, and aims to solve the problems that the existing surveying and mapping marker post is fixed by using a spine structure, is not stable enough to fix and support on cement, asphalt and other planes due to the need of being matched with a support, and is easy to topple over in a soft soil region to influence the positioning accuracy. Comprising a telescopic marker post body. The fixed base is connected to the tail end of the telescopic marker post main body through threads; the three sets of supporting plates are arranged, and the three sets of supporting plates are hinged to the bottom of the fixed base; the three sets of connecting rods are arranged, and the three sets of connecting rods are hinged to the upper portion of the fixed base; the storage cylinder is welded in the three groups of supporting plates; the supporting and folding assembly is arranged on the outer side of the fixed base; and the auxiliary fixing assembly is arranged in the storage cylinder. The support device has the advantages of being stable in supporting, capable of keeping vertical, convenient to carry and the like.

Description

Technical Field

[0001] The utility model belongs to the technical field of engineering surveying and mapping, and more specifically, particularly relates to a foldable surveying and mapping benchmark. Background Art

[0002] In the process of engineering surveying and mapping, in order to ensure the accuracy and reliability of the surveying and mapping work, a stable reference object and a basis for relative positioning are required. Therefore, a surveying and mapping benchmark is needed. The surveying and mapping benchmark plays an important role in surveying and mapping work. The existing surveying and mapping benchmarks are mainly black and white vertical poles. Multiple groups of vertical poles are spliced ​​together using threads to provide positioning references for surveyors. The bottom is a pointed cone structure, which is convenient for fixing the benchmark. The surface of the benchmark is engraved with clear scale marks for measuring distance or height.

[0003] Existing application number CN201821837765.0 The utility model discloses a foldable surveying and mapping pole, including a pole body, a support assembly is provided at the bottom of the pole body, and the support assembly includes a support plate, a support rod 1 and a support rod 2, one side of the support plate is hinged to the bottom of the pole body, and the two ends of the other side of the support plate are respectively hinged to the end of the support rod 1, the other end of the support rod 1 is hinged to the end of the support rod 2, and the other end of the support rod 2 is hinged to the pole body, and the pole body is provided with a mounting groove 1, and the top of the pole body is provided with an opening 1 connected to the mounting groove 1, and a connecting rod is provided in the mounting groove 1, and one end of the connecting rod is hinged to the mounting groove 1 at the opening, and the connecting rod is provided with a mounting groove 2, and one end of the connecting rod away from the pole body is provided with an opening 2 connected to the mounting groove 2, and a top rod is provided in the mounting groove 2, and one end of the top rod is hinged to the mounting groove 2 at the opening 2. Compared with the prior art, the advantages of the utility model are: the utility model has a reasonable structure, can be folded, is convenient to carry, and is more stable when placed in use.

[0004] Based on the above, the existing surveying and mapping benchmarks are mostly lengthened by threaded splicing, and the disassembly and assembly are too cumbersome and inconvenient to quickly unfold or store the benchmarks. In addition, the benchmarks are fixed with a spike structure, and a support is required on surfaces such as cement and asphalt. The operation is too cumbersome, and the fixed support is not stable enough. In areas with soft soil, the benchmarks are prone to tipping over, affecting the positioning accuracy. It is also inconvenient to keep the benchmarks horizontal and vertical, affecting the accuracy of the scale readings. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a foldable surveying and mapping benchmark to solve the problem that the existing surveying and mapping benchmarks are mostly lengthened by threaded splicing, the disassembly and assembly are too cumbersome and it is not convenient to quickly unfold or store the benchmark, and the benchmark is fixed by a spike structure, and a support is required on a surface such as cement and asphalt, which is too cumbersome to operate, and the fixed support is not stable enough. In areas with soft soil, the benchmark is prone to tipping over, affecting the positioning accuracy, and it is inconvenient to keep the benchmark horizontal and vertical, affecting the accuracy of the scale reading.

[0006] The purpose and function of the foldable surveying and mapping pole of the utility model are achieved by the following specific technical means:

[0007] A foldable surveying and mapping pole, comprising a telescopic pole body;

[0008] A fixed base, the fixed base being connected to the end of the telescopic pole body through threads;

[0009] Support plates, wherein three groups of support plates are provided, and the three groups of support plates are hinged to the bottom of the fixed base;

[0010] Connecting rods, wherein three groups of connecting rods are provided, and the three groups of connecting rods are hinged to the upper part of the fixed base;

[0011] A storage cylinder, which is welded inside the three groups of support plates;

[0012] A fixed spike, wherein the fixed spike is slidably connected to the inside of the storage tube;

[0013] A support folding assembly, wherein the support folding assembly is arranged outside the fixed base;

[0014] An auxiliary fixing component is arranged inside the storage tube.

[0015] Furthermore, the supporting folding assembly includes:

[0016] An adjusting block, the adjusting block being welded to the upper portion of the supporting plate;

[0017] A transmission block is hinged at the end of the connecting rod and slides inside the adjusting block.

[0018] Furthermore, the supporting folding assembly also includes:

[0019] A guide chute, wherein the guide chute is provided inside the adjusting block;

[0020] The sliding block is fixedly installed at the bottom of the transmission block, and the sliding block is slidably connected inside the guide sliding groove.

[0021] Furthermore, the supporting folding assembly also includes:

[0022] A limiting cylinder, wherein the limiting cylinder is fixedly mounted on one side of the transmission block;

[0023] A limit latch, the limit latch being slidably connected inside the limit cylinder;

[0024] A limit pull rod is fixedly installed at the end of the limit latch.

[0025] Furthermore, the supporting folding assembly also includes:

[0026] A spring, wherein the spring is fixedly mounted on the outside of the limit latch;

[0027] The limiting hole is opened on one side of the supporting plate.

[0028] Furthermore, the supporting folding assembly also includes:

[0029] A horizontal bubble ball is fixedly mounted on the upper part of the fixed base.

[0030] Furthermore, the auxiliary fixing assembly includes:

[0031] An elastic plate, the elastic plate being fixedly mounted on the upper part of the fixed spike;

[0032] A limiting slider is fixedly installed inside the elastic plate.

[0033] Furthermore, the auxiliary fixing assembly also includes:

[0034] The limiting slide groove is arranged inside the storage tube and is slidably connected to the outside of the limiting sliding block.

[0035] Compared with the prior art, the utility model has the following beneficial effects:

[0036] First of all, the utility model has a supporting and folding component, which increases the supporting area of ​​the fixed base by quickly supporting the plate and the connecting rod, greatly improving the supporting stability of the telescopic benchmark body, and the telescopic benchmark body is kept vertical by adjusting the supporting angles of the support plate and the connecting rod, and the horizontal verticality of the telescopic benchmark body can be quickly judged by observing the horizontal bubble ball, which greatly improves the accuracy of the scale reading, and facilitates the folding of the telescopic benchmark body and the fixed base, effectively reducing the storage volume of the telescopic benchmark body and the fixed base, and greatly improving the carrying effect of the device.

[0037] Secondly, the utility model has an auxiliary fixing component, which can quickly store or unfold the fixed spikes through the storage tube, effectively avoiding safety accidents caused by the fixed spikes during transportation, greatly improving the safety of the fixed spikes, and using the fixed spikes to strengthen the fixing effect of the telescopic pole body, so that the telescopic pole body can remain stable even in areas with soft soil.

[0038] The utility model has the advantages of stable support, vertical maintenance, and easy carrying, so that the telescopic pole body can ensure stable support on a variety of grounds, greatly improving the support stability of the telescopic pole body, and is convenient for folding and storage, greatly improving the transportation and carrying effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 It is a schematic diagram of the main structure of the utility model.

[0040] Figure 2 It is a structural schematic diagram of a fixed base of the utility model.

[0041] Figure 3 It is a schematic diagram of the connecting rod structure of the utility model.

[0042] Figure 4 It is a structural schematic diagram of the support plate of the utility model.

[0043] Figure 5 It is a schematic diagram of the storage tube structure of the utility model.

[0044] Figure 6 It is a schematic diagram of the fixed spike structure of the utility model.

[0045] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0046] 1. Telescopic pole body; 2. Fixed base; 201. Horizontal bubble ball; 3. Support plate; 301. Adjustment block; 302. Limit hole; 303. Guide slide; 4. Connecting rod; 401. Transmission block; 402. Sliding block; 403. Limit cylinder; 404. Limit pin; 405. Limit rod; 406. Spring; 5. Storage cylinder; 501. Limit slide; 6. Fixed spike; 601. Elastic plate; 602. Limit slider. DETAILED DESCRIPTION

[0047] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0048] Embodiment 1:

[0049] As attached Figure 1 To Attachment Figure 4 As shown:

[0050] The utility model provides a foldable surveying and mapping pole, comprising a telescopic pole body 1;

[0051] A fixed base 2, the fixed base 2 is connected to the end of the telescopic pole body 1 through threads;

[0052] Support plates 3, which are provided in three groups, and the three groups of support plates 3 are hinged at the bottom of the fixed base 2;

[0053] Connecting rods 4, which are provided in three groups, and the three groups of connecting rods 4 are hinged to the upper part of the fixed base 2;

[0054] A storage tube 5, which is welded inside the three groups of support plates 3;

[0055] A fixed spike 6, which is slidably connected to the inside of the storage tube 5;

[0056] The supporting folding assembly is arranged outside the fixed base 2 .

[0057] Among them, the supporting folding components include:

[0058] An adjusting block 301, the adjusting block 301 is welded to the upper part of the supporting plate 3;

[0059] Transmission block 401 is hinged at the end of the connecting rod 4, and the transmission block 401 slides inside the adjustment block 301; its function is to swing the support plate 3, adjust the angular position of the support plate 3 and the connecting rod 4, and the connecting rod 4 drives the transmission block 401 to slide inside the adjustment block 301.

[0060] Among them, the supporting folding component also includes:

[0061] A guide slot 303, which is provided inside the adjustment block 301;

[0062] The sliding block 402 is fixedly mounted at the bottom of the transmission block 401, and the sliding block 402 is slidably connected inside the guide groove 303; the function is that the transmission block 401 drives the sliding block 402 to slide inside the guide groove 303, and the guide groove 303 and the sliding block 402 play a guiding and limiting role for the adjustment block 301 and the transmission block 401.

[0063] Among them, the supporting folding component also includes:

[0064] A limiting cylinder 403, which is fixedly mounted on one side of the transmission block 401;

[0065] A limit pin 404, which is slidably connected to the inside of the limit cylinder 403;

[0066] The limit rod 405 is fixedly mounted on the end of the limit pin 404 . The limit rod 405 drives the limit pin 404 to slide inside the limit cylinder 403 when the limit rod 405 is pulled.

[0067] Among them, the supporting folding component also includes:

[0068] Spring 406, spring 406 is fixedly mounted on the outside of the limit latch 404;

[0069] The limiting hole 302 is provided on one side of the support plate 3 ; the role played is that the spring 406 drives the limiting pin 404 to be inserted into the limiting hole 302 under the elastic action, so as to fix the transmission block 401 inside the adjustment block 301 .

[0070] Among them, the supporting folding component also includes:

[0071] The horizontal bubble ball 201 is fixedly installed on the upper part of the fixed base 2; the role is to facilitate observation of the horizontal position of the fixed base 2 through the horizontal bubble ball 201, so as to facilitate keeping the telescopic pole body 1 horizontal and vertical.

[0072] The specific usage and function of this embodiment are as follows:

[0073] When it is necessary to unfold the telescopic benchmark body 1 on a flat surface such as cement or asphalt, the telescopic benchmark body 1 is installed inside the fixed base 2 through threads, the telescopic benchmark body 1 is pulled to unfold to a suitable height, the support plate 3 is swung and unfolded, the connecting rod 4 is swung, and the connecting rod 4 drives the sliding block 402 to be stuck in the guide groove 303. The guide groove 303 and the sliding block 402 play a guiding and limiting role for the adjustment block 301 and the transmission block 401. Observe the horizontal bubble ball 201, and keep the telescopic benchmark body 1 vertical by adjusting the supporting angles of the support plate 3 and the connecting rod 4.

[0074] When it is necessary to adjust the supporting angle of the supporting plate 3 and the connecting rod 4, pull the limit rod 405, and the limit rod 405 drives the limit pin 404 to slide inside the limit tube 403, and the limit pin 404 moves out of the limit hole 302 and compresses the spring 406, so that the transmission block 401 can slide freely inside the adjustment block 301. After the transmission block 401 is adjusted to a suitable position, the spring 406 drives the limit pin 404 to insert into the limit hole 302 under the elastic action, thereby fixing the transmission block 401 inside the adjustment block 301.

[0075] Embodiment 2:

[0076] Based on the first embodiment, Figures 5 and 6 As shown, it also includes:

[0077] An auxiliary fixing component is arranged inside the storage tube 5 .

[0078] The auxiliary fixing components include:

[0079] An elastic plate 601, the elastic plate 601 is fixedly mounted on the upper part of the fixed spike 6;

[0080] The limit slider 602 is fixedly installed inside the elastic plate 601; its function is that when the limit slider 602 is pressed, the limit slider 602 presses the elastic plate 601 to move and deform; when the limit slider 602 is released, the elastic plate 601 drives the limit slider 602 to reset under the elastic action.

[0081] Among them, the auxiliary fixing component also includes:

[0082] The limiting slide groove 501 is arranged inside the storage tube 5, and the limiting slide groove 501 is slidably connected to the outside of the limiting slider 602; the function is that when the limiting slider 602 is pressed, the limiting slider 602 can slide freely inside the limiting slide groove 501, and when the limiting slider 602 is released, the elastic plate 601 drives the limiting slider 602 to be clamped into the limiting slide groove 501 for limiting under the elastic action.

[0083] The specific usage and function of this embodiment are as follows:

[0084] When it is necessary to unfold the fixed spikes 6 to assist in fixing the telescopic pole body 1, press the limit slider 602, and the limit slider 602 presses the elastic plate 601 to move and deform. At this time, the limit slider 602 can slide freely inside the limit slide groove 501, and the sliding of the limit slider 602 drives the fixed spikes 6 to unfold from the inside of the storage tube 5, and the fixed spikes 6 are used to strengthen the fixing effect of the telescopic pole body 1.

Claims

1. A foldable surveying and mapping pole, comprising a telescopic pole body (1); characterized in that: A fixed base (2), the fixed base (2) being connected to the end of the telescopic pole body (1) by means of threads; a support plate (3), the support plate (3) being provided in three groups, the three groups of support plates (3) being hinged to the bottom of the fixed base (2); a connecting rod (4), the connecting rod (4) being provided in three groups, the three groups of connecting rods (4) being hinged to the upper part of the fixed base (2); a storage tube (5), the storage tube (5) being welded inside the three groups of support plates (3); a fixed spike (6), the fixed spike (6) being slidably connected inside the storage tube (5); a support folding assembly, the support folding assembly being arranged outside the fixed base (2); and an auxiliary fixing assembly, the auxiliary fixing assembly being arranged inside the storage tube (5).

2. A foldable surveying and mapping pole as claimed in claim 1, characterized in that: The supporting folding assembly comprises: an adjusting block (301) and a transmission block (401); the adjusting block (301) is welded to the upper part of the supporting plate (3); the transmission block (401) is hinged to the end of the connecting rod (4), and the transmission block (401) slides inside the adjusting block (301).

3. A foldable surveying and mapping pole as claimed in claim 2, characterized in that: The supporting folding assembly further comprises: a guide slot (303) and a sliding block (402); the guide slot (303) is arranged inside the adjusting block (301); the sliding block (402) is fixedly mounted on the bottom of the transmission block (401), and the sliding block (402) is slidably connected inside the guide slot (303).

4. A foldable surveying and mapping pole as claimed in claim 2, characterized in that: The supporting folding assembly further comprises: a limiting cylinder (403), a limiting latch (404) and a limiting pull rod (405); the limiting cylinder (403) is fixedly mounted on one side of the transmission block (401); the limiting latch (404) is slidably connected inside the limiting cylinder (403); and the limiting pull rod (405) is fixedly mounted on the end of the limiting latch (404).

5. A foldable surveying and mapping pole as claimed in claim 2, characterized in that: The supporting folding assembly further comprises: a spring (406) and a limiting hole (302); the spring (406) is fixedly mounted on the outside of the limiting latch (404); and the limiting hole (302) is provided on one side of the supporting plate (3).

6. A foldable surveying and mapping pole as claimed in claim 2, characterized in that: The supporting and folding assembly further comprises: a horizontal bubble ball (201), wherein the horizontal bubble ball (201) is fixedly mounted on the upper part of the fixed base (2).

7. A foldable surveying and mapping pole as claimed in claim 1, characterized in that: The auxiliary fixing assembly comprises: an elastic plate (601) and a limiting slider (602), wherein the elastic plate (601) is fixedly mounted on the upper part of the fixing spike (6); and the limiting slider (602) is fixedly mounted inside the elastic plate (601).

8. A foldable surveying and mapping pole as claimed in claim 7, characterized in that: The auxiliary fixing assembly further comprises: a limiting slide groove (501), wherein the limiting slide groove (501) is arranged inside the storage tube (5), and the limiting slide groove (501) is slidably connected to the outside of the limiting sliding block (602).

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