Positioning device for land surveying and mapping marking

Abstract

The utility model discloses a positioning device for land surveying and mapping marking, which comprises a surveying instrument main body, a lifting mounting rod is fixedly mounted on the lower surface of the surveying instrument main body, a placing chassis is sleeved at the lower end of the lifting mounting rod, and a top handle is fixedly mounted at the upper end of the surveying instrument main body. The bottom plate is fixedly installed on the lower surface of the surveying instrument body, the spirit bubble is embedded in the position, close to the front end, of the upper surface of the bottom plate, and the lifting switch is fixedly installed in the middle of the front end of the bottom plate. According to the positioning device for land surveying and mapping marking, the positioning device for land surveying and mapping marking can be placed on the horizontal and uneven ground through the cooperation of the placing base plate and the lifting mounting rod, the surveying instrument body can be automatically lifted, the height of the surveying instrument body is adjusted, and the positioning device is convenient to use. Wherein the lifting mounting rod can automatically lift the surveying instrument main body and can rotate and be horizontally fixed in the ground, and the placing chassis can place the lifting mounting rod on the horizontal ground.

Description

Technical Field

[0001] The utility model relates to the technical field of land surveying and mapping marking positioning device structure, in particular to a positioning device for land surveying and mapping marking. Background Art

[0002] Land surveying and mapping marking and positioning devices generally refer to surveying and mapping instruments. Surveying and mapping instruments are simply instruments and devices designed and manufactured for surveying and mapping operations, such as data collection, processing, and output. They are various instruments for orientation, distance measurement, angle measurement, height measurement, mapping, and photogrammetry required for surveying work during the planning, design, construction, and management stages of engineering construction.

[0003] The existing land surveying and marking positioning devices have certain drawbacks when used. The surveying instruments in the traditional land surveying and marking positioning devices are inconvenient to be fixed horizontally on the horizontal ground or in uneven land. The operation method is not convenient and simple enough, and the main body of the surveying instrument cannot be automatically raised and lowered. Utility Model Content

[0004] The main purpose of the utility model is to provide a positioning device for land surveying and marking, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A positioning device for land surveying and marking comprises a surveying instrument body, a lifting and mounting rod is fixedly mounted on the lower surface of the surveying instrument body, a placing chassis is sleeved on the lower end of the lifting and mounting rod, and a top handle is fixedly mounted on the upper end of the surveying instrument body.

[0007] Preferably, the lifting installation rod includes a base plate, a level bubble, a lifting switch, an outer sleeve, an inner sleeve, a bearing, a screw, an inner sleeve, an electric motor, a spiral blade drill, a hollow handle and a rubber sleeve.

[0008] Preferably, the base plate is fixedly installed on the lower surface of the surveying instrument body, the level bubble is embedded and installed on the upper surface of the base plate near the front end, the lifting switch is fixedly installed in the middle of the front end of the base plate, and three level bubbles are installed, and the level bubbles are installed on the upper surface of the base plate near the front end in different directions.

[0009] Preferably, the outer sleeve slide tube is fixedly mounted on the lower surface of the base plate, the embedded slide tube is arranged inside the outer sleeve slide tube, the bearing is fixedly mounted on the inner side of the outer sleeve slide tube at the upper end, the upper end of the screw is fixedly mounted inside the bearing, the lower end of the screw passes through the internal threaded through hole on the upper surface of the embedded slide tube, a limiting groove is provided on the inner side of the outer sleeve slide tube, a limiting strip is installed on the outer side of the embedded slide tube, and a limiting groove is provided on the inner side of the embedded slide tube.

[0010] Preferably, the embedded sliding sleeve is arranged inside the embedded sliding tube near the lower end, the electric motor is fixedly installed inside the embedded sliding sleeve, the spiral blade drill bit is fixedly installed on the lower end of the embedded sliding tube, and a limit strip is installed on the outer side of the embedded sliding sleeve.

[0011] Preferably, the placement chassis includes a limiting sleeve, a circular bottom plate, supporting feet and a pointed rubber head.

[0012] Preferably, the limiting sleeve is sleeved on the outside of the spiral blade drill bit, the circular base plate is fixedly mounted on the lower surface of the limiting sleeve, the support foot is fixedly mounted on the lower surface of the circular base plate near the edge, the pointed rubber head is fixedly mounted on the lower end of the support foot, three support feet are installed, and the support feet are evenly distributed on the lower surface of the circular base plate near the edge.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, by setting a lifting installation rod and a placing chassis, the placing chassis cooperates with the lifting installation rod so that the positioning device for land surveying and marking can be placed on a horizontal and uneven ground, and can automatically lift and lower the surveying instrument body and adjust the height of the surveying instrument body. The lifting installation rod can automatically lift and lower the surveying instrument body and can rotate in a horizontal fixed ground, and the placing chassis can allow the lifting installation rod to be placed on a horizontal ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a positioning device for land surveying and marking according to the utility model;

[0016] Figure 2 This is a schematic diagram of the exploded structure of the lifting and mounting rod and the placement chassis of a positioning device for land surveying and marking according to the utility model;

[0017] Figure 3 The utility model is a positioning device for land surveying and mapping marking Figure 1 The enlarged schematic diagram of part A in the middle;

[0018] Figure 4 The utility model is a positioning device for land surveying and mapping marking Figure 1 The enlarged schematic diagram of part B in the middle;

[0019] Figure 5 The utility model is a positioning device for land surveying and mapping marking Figure 1 Enlarged schematic diagram of part C in the middle.

[0020] In the figure: 1. Surveying instrument body; 2. Lifting mounting rod; 201. Bottom plate; 202. Level bubble; 203. Lifting switch; 204. Outer sliding tube; 205. Inner sliding tube; 206. Bearing; 207. Screw; 208. Inner sliding sleeve; 209. Electric motor; 210. Spiral blade drill bit; 211. Hollow handle; 212. Rubber tube sleeve; 3. Placement chassis; 301. Limiting tube sleeve; 302. Round bottom plate; 303. Support foot; 304. Pointed rubber head; 4. Top handle. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1-5 As shown, a positioning device for land surveying and marking comprises a surveying instrument body 1, a lifting and mounting rod 2 is fixedly mounted on the lower surface of the surveying instrument body 1, a placing chassis 3 is sleeved on the lower end of the lifting and mounting rod 2, a top handle 4 is fixedly mounted on the upper end of the surveying instrument body 1, and the placing chassis 3 cooperates with the lifting and mounting rod 2 so that the positioning device for land surveying and marking can be placed on a horizontal and uneven ground, and can automatically lift and lower the surveying instrument body 1 to adjust the height of the surveying instrument body 1, wherein the lifting and mounting rod 2 can automatically lift and lower the surveying instrument body 1, and can rotate horizontally in a fixed ground, and the placing chassis 3 can allow the lifting and mounting rod 2 to be placed on a horizontal ground.

[0023] The lifting and mounting rod 2 includes a bottom plate 201, a level bubble 202, a lifting switch 203, an outer sleeve 204, an inner sleeve 205, a bearing 206, a screw 207, an inner sleeve 208, an electric motor 209, a spiral blade drill 210, a hollow handle 211 and a rubber sleeve 212; the bottom plate 201 is fixedly mounted on the lower surface of the surveying instrument body 1, the level bubble 202 is embedded and mounted on the upper surface of the bottom plate 201 near the front end, and the lifting switch 203 is fixedly mounted on the bottom plate 2 01, there are three level bubbles 202 installed, and the level bubbles 202 are installed in different directions on the upper surface of the bottom plate 201 near the front end; the outer sleeve slide tube 204 is fixedly installed on the lower surface of the bottom plate 201, the embedded slide tube 205 is arranged inside the outer sleeve slide tube 204, the bearing 206 is fixedly installed on the inner side of the outer sleeve slide tube 204 at the upper end, the upper end of the screw 207 is fixedly installed inside the bearing 206, and the lower end of the screw 207 passes through the upper end of the embedded slide tube 205 The inner threaded through hole on the surface of the outer sleeve 204 is provided with a limiting groove on the inner side, and a limiting strip is installed on the outer side of the inner sleeve 205. The inner sleeve 208 is provided with a limiting groove on the inner side of the inner sleeve 205; the inner sleeve 208 is provided at a position near the lower end of the inner sleeve 205, the electric motor 209 is fixedly installed inside the inner sleeve 208, the spiral blade drill 210 is fixedly installed at the lower end of the inner sleeve 205, and a limiting strip is installed on the outer side of the inner sleeve 208; the chassis 3 is placed including a limiting sleeve 301 , a circular base plate 302, a support leg 303 and a pointed rubber head 304; the limiting sleeve 301 is sleeved on the outside of the spiral blade drill bit 210, the circular base plate 302 is fixedly installed on the lower surface of the limiting sleeve 301, the support leg 303 is fixedly installed on the lower surface of the circular base plate 302 near the edge, the pointed rubber head 304 is fixedly installed on the lower end of the support leg 303, there are three support legs 303 installed, and the support legs 303 are evenly distributed on the lower surface of the circular base plate 302 near the edge.

[0024] It should be noted that the utility model is a positioning device for land surveying and marking. When in use, when the surveying instrument body 1 is raised and lowered between the lifting mounting rod 2 and the placing chassis 3, the lifting switch 203 is pressed to control the electric motor 209, and the electric motor 209 drives the screw 207 to rotate. The upper end of the screw 207 rotates in the bearing 206, driving the outer sleeve 204 to lift and lower the outer side of the inner sleeve 205, and the height of the bottom plate 201 rises and falls accordingly, and the inner sleeve 208 slides in the inner sleeve 205. When the positioning device for land surveying and marking is placed on a horizontal road surface, the placing chassis 3 is placed on the ground using the circular bottom plate 302, the supporting feet 303 and the pointed rubber head 304. When surveying and mapping on the uneven ground of the construction site, the rubber sleeve 212 is held by hand. The hollow handle 211 rotates the outer sleeve slide tube 204 to allow the spiral blade drill bit 210 to withdraw from the limiting sleeve 301, and then the spiral blade drill bit 210 is placed against the ground, and the spiral blade drill bit 210 is rotated downward by holding the hollow handle 211 to drill the spiral blade drill bit 210 into the ground and fix it. During the process, the level bubble 202 can be observed for adjustment to keep the surveying instrument body 1 level, and the chassis 3 is placed to cooperate with the lifting and mounting rod 2 so that the positioning device for land surveying and marking can be placed on the horizontal and uneven ground, and the surveying instrument body 1 can be automatically lifted and lowered to adjust the height of the surveying instrument body 1, wherein the lifting and mounting rod 2 can automatically lift and lower the surveying instrument body 1, and can rotate in the horizontally fixed ground, and the chassis 3 can be placed to allow the lifting and mounting rod 2 to be placed on the horizontal ground.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A positioning device for land surveying and marking, characterized in that: The invention comprises a surveying instrument body (1), a lifting and mounting rod (2) being fixedly mounted on the lower surface of the surveying instrument body (1), a placing chassis (3) being sleeved on the lower end of the lifting and mounting rod (2), and a top handle (4) being fixedly mounted on the upper end of the surveying instrument body (1).

2. A positioning device for land surveying and marking according to claim 1, characterized in that: The lifting installation rod (2) comprises a bottom plate (201), a level bubble (202), a lifting switch (203), an outer sleeve sliding tube (204), an inner sleeve sliding tube (205), a bearing (206), a screw rod (207), an inner sleeve sliding tube (208), an electric motor (209), a spiral blade drill bit (210), a hollow handle (211) and a rubber sleeve (212).

3. A positioning device for land surveying and marking according to claim 2, characterized in that: The bottom plate (201) is fixedly mounted on the lower surface of the surveying instrument body (1); the level bubble (202) is embedded and mounted on the upper surface of the bottom plate (201) near the front end; the lifting switch (203) is fixedly mounted on the middle of the front end of the bottom plate (201); three level bubbles (202) are installed, and the level bubbles (202) are installed on the upper surface of the bottom plate (201) near the front end in different directions.

4. A positioning device for land surveying and marking according to claim 3, characterized in that: The outer sleeve sliding tube (204) is fixedly mounted on the lower surface of the bottom plate (201); the inner sleeve sliding tube (205) is arranged inside the outer sleeve sliding tube (204); the bearing (206) is fixedly mounted on the inner side of the outer sleeve sliding tube (204) at the upper end; the upper end of the screw rod (207) is fixedly mounted inside the bearing (206); the lower end of the screw rod (207) passes through the internal threaded through hole on the upper surface of the inner sleeve sliding tube (205); a limiting groove is provided on the inner side of the outer sleeve sliding tube (204); a limiting strip is installed on the outer side of the inner sleeve sliding tube (205); and a limiting groove is provided on the inner side of the inner sleeve sliding tube (205).

5. A positioning device for land surveying and marking according to claim 4, characterized in that: The embedded sliding sleeve (208) is arranged inside the embedded sliding tube (205) near the lower end, the electric motor (209) is fixedly installed inside the embedded sliding sleeve (208), the spiral blade drill bit (210) is fixedly installed at the lower end of the embedded sliding tube (205), and a limit strip is installed outside the embedded sliding sleeve (208).

6. A positioning device for land surveying and marking according to claim 5, characterized in that: The placement chassis (3) comprises a limiting sleeve (301), a circular bottom plate (302), supporting feet (303) and a pointed rubber head (304).

7. A positioning device for land surveying and marking according to claim 6, characterized in that: The limiting sleeve (301) is sleeved on the outer side of the spiral blade drill bit (210); the circular bottom plate (302) is fixedly mounted on the lower surface of the limiting sleeve (301); the supporting foot (303) is fixedly mounted on a position close to the edge of the lower surface of the circular bottom plate (302); the pointed rubber head (304) is fixedly mounted on the lower end of the supporting foot (303); three supporting feet (303) are installed, and the supporting feet (303) are evenly distributed on a position close to the edge of the lower surface of the circular bottom plate (302).

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