Device for engineering surveying

Abstract

The utility model discloses a device for engineering surveying, comprising a measuring instrument, the lower end of the measuring instrument is connected with a tripod, the tripod is composed of an upper support and a lower support, one side of the upper support is provided with a gear adjusting assembly, and one side of the lower support is provided with a clamping adjusting assembly; the clamping adjusting assembly comprises a connecting shell connected with one side of the lower support, a movable clamping block is arranged in the connecting shell in a sliding mode, the movable clamping block is connected with a limiting block in a clamping mode, and the limiting block is connected with the screw cylinder through a connecting rod. Under the action of the clamping adjusting assembly, the screw rod and the screw cylinder, the lower support can be rapidly stretched and fixed, compared with conventional bolt fastening, operation is simpler and more convenient, under the action of the screw rod and the screw cylinder, the self-locking performance is high, the tightness of connection between the lower support and the upper support is further guaranteed, and the service life of the lower support is prolonged. And the problems of thread slipping and the like are avoided, and the stability of the tripod in the running process is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring equipment, in particular to a device for engineering surveying. Background Art

[0002] A measuring device is a device used to obtain data such as physical quantities and chemical quantities, with various types and wide applications. For example: measuring distance, level or azimuth; surveying; navigation; gyroscope; photogrammetry or video metrology.

[0003] During the use of a measuring device, it is often necessary to support and fix the measuring device with a tripod. However, during the use of the existing tripod, it is necessary to turn the bolts on the support legs one by one, resulting in a cumbersome installation process for the tripod. At the same time, after long-term use of the bolts, problems such as rust and slipping of the threads are likely to occur, affecting the use of the tripod. Moreover, for the traditional tripod-assisted calibration, it is necessary for workers to bend down to operate, making it inconvenient to observe the bubble.

[0004] Therefore, we provide a device for engineering surveying. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a device for engineering surveying aiming at the above-mentioned existing technical problems, achieving the effects of being able to quickly install and position the tripod and facilitating the observation of the position of the bubble.

[0006] In view of this, the utility model provides a device for engineering surveying, including a measuring instrument. A tripod is connected to the lower end of the measuring instrument. The tripod consists of an upper bracket and a lower bracket. A gear adjustment assembly is arranged on one side of the upper bracket, and a clamping adjustment assembly is arranged on one side of the lower bracket.

[0007] The gear adjustment assembly includes a screw rod connected to the upper bracket. A driving bevel gear is connected to the outer surface of the screw rod. A driven bevel gear is arranged on one side of the driving bevel gear. Two screw barrels are symmetrically arranged on the outer side of the screw rod.

[0008] The clamping adjustment assembly includes a connecting shell connected to one side of the lower bracket. A moving clamping block is slidably arranged inside the connecting shell. The moving clamping block is clamped with a limiting block. The limiting block is connected to the screw barrel through a connecting rod.

[0009] Preferably, the lower bracket is inserted into the upper bracket. A support rotation groove is opened on the inner side edge of the upper end of the upper bracket, and a connection hole is opened at the upper end of the lower bracket.

[0010] Preferably, the gear adjustment assembly includes the screw rod rotatably connected to the inner wall of the upper end of the support rotation groove. The screw rod is inserted into the connection hole, the screw barrel is movably arranged inside the connection hole, and the screw rod is in threaded engagement with the screw barrel.

[0011] Preferably, the outer surface of the screw rod is fixedly connected with the driving bevel gear. The driving bevel gear is movably arranged inside the support rotation groove. The driving bevel gear is meshed with the driven bevel gear. One end of the driven bevel gear is rotatably connected to the inner wall of one side of the support rotation groove. The outer end of the driven bevel gear is connected with a handle.

[0012] Preferably, the clamping adjustment assembly includes the connection shell fixedly connected to one side surface of the lower bracket. Two moving clamping blocks are symmetrically arranged inside the connection shell. Limiting grooves are opened on both adjacent sides of the moving clamping block. A sliding groove is penetrated through the inner wall of one side of the limiting groove. A connection spring is fixedly connected to the one side surface of the two moving clamping blocks at the same time. One side of the moving clamping block is fixedly connected with the connecting rod. The connecting rod is inserted into the lower bracket. The upper end of the connecting rod is fixedly connected with a button handle. The two button handles are symmetrically and staggeredly distributed, and the button handle is inserted into the connection shell.

[0013] Preferably, a limiting block is arranged between the two moving clamping blocks. The limiting block is inserted into the limiting groove. Limiting columns are respectively arranged at the opposite two ends of the limiting block. One end of the limiting column is fixedly connected to the inner wall of one side of the connection shell, and the limiting column is inserted into the sliding groove. A limiting plate is arranged on one side of the limiting block. The limiting plate is fixedly connected with the two limiting columns.

[0014] Preferably, a limiting rod is fixedly connected to one side of the limiting block. A limiting spring is sleeved outside the limiting rod. The limiting spring and the limiting rod are inserted into the limiting plate. One end of the limiting rod is inserted into the inner wall of one side of the connection shell. The opposite two ends of the limiting spring are respectively fixedly connected to the one side surface of the limiting block and the inner wall of one side of the connection shell. A button is fixedly connected to the outer end of the limiting rod. The button is inserted into the one side surface of the connection shell.

[0015] Compared with the prior art, the utility model provides a device for engineering measurement, which has the following beneficial effects:

[0016] In the utility model, under the action of the clamping adjustment assembly, the screw rod and the screw barrel, the stretching and fixing of the lower bracket can be quickly completed. Compared with the conventional bolt fastening, the operation is simpler and more convenient. And, under the action of the screw rod and the screw barrel, it has strong self-locking property, further ensuring the tightness of the connection between the lower bracket and the upper bracket, not easily occurring problems such as thread slipping, and ensuring the stability of the tripod during operation.

[0017] In the present utility model, under the action of the gear adjustment assembly, after the tripod is installed, the measuring instrument can be accurately assisted in leveling. Compared with the traditional bolt fastening method, there is no need to bend down to adjust the lower bracket, and the adjustment can be completed above. At the same time, it is convenient to observe whether the bubble on the measuring instrument is centered.

[0018] Parts not involved in this device are the same as or can be implemented using existing technologies. The structure of the present utility model is simple and the operation is convenient. Description of the Drawings

[0019] Figure 1 It is a schematic diagram of the overall structure of a device for engineering survey proposed by the present utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the gear adjustment assembly of a device for engineering survey proposed by the present utility model;

[0021] Figure 3 It is a schematic diagram of the internal structure of the lower bracket of a device for engineering survey proposed by the present utility model;

[0022] Figure 4 It is a schematic diagram of the internal structure of the clamping adjustment assembly of a device for engineering survey proposed by the present utility model;

[0023] Figure 5 It is a schematic diagram of the operation mode structure of the clamping assembly of a device for engineering survey proposed by the present utility model.

[0024] In the figure: 1, measuring instrument; 2, upper bracket; 201, support rotation groove; 3, lower bracket; 301, connection hole; 4, gear adjustment assembly; 401, screw rod; 402, driving bevel gear; 403, driven bevel gear; 404, screw barrel; 5, clamping adjustment assembly; 501, connection shell; 502, moving clamping block; 503, connection spring; 504, button handle; 505, connecting rod; 506, limiting groove; 507, sliding groove; 508, limiting block; 509, limiting plate; 510, button; 511, limiting spring; 512, limiting rod. Detailed Embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0026] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0027] Embodiment: A device for engineering surveying, such as Figures 1 - 5 shown, includes a surveying instrument 1, characterized in that a tripod is connected to the lower end of the surveying instrument 1, the tripod is composed of an upper bracket 2 and a lower bracket 3, a gear adjustment assembly 4 is arranged on one side of the upper bracket 2, and a clamping adjustment assembly 5 is arranged on one side of the lower bracket 3;

[0028] The gear adjustment assembly 4 includes a screw rod 401 connected to the upper bracket 2, an active bevel gear 402 is connected to the outer surface of the screw rod 401, a driven bevel gear 403 is arranged on one side of the active bevel gear 402, and two screw barrels 404 are symmetrically arranged on the outer side of the screw rod 401;

[0029] The clamping adjustment assembly 5 includes a connection shell 501 connected to one side of the lower bracket 3, a moving clamping block 502 is slidably arranged inside the connection shell 501, a limiting block 508 is clamped by the moving clamping block 502, and the limiting block 508 is connected to the screw barrel 404 through a connecting rod 505.

[0030] The clamping adjustment assembly 5 includes a connection shell 501 fixedly connected to one side surface of the lower bracket 3, two moving clamping blocks 502 are symmetrically arranged inside the connection shell 501, limiting grooves 506 are opened on both adjacent sides of the moving clamping block 502, a sliding groove 507 is penetrated through the inner wall of one side of the limiting groove 506, a connection spring 503 is fixedly connected to the one side surface of the two moving clamping blocks 502 at the same time, a connecting rod 505 is fixedly connected to one side of the moving clamping block 502, the connecting rod 505 is inserted into the lower bracket 3, a button handle 504 is fixedly connected to the upper end of the connecting rod 505, the two button handles 504 are symmetrically and staggeredly distributed, and the button handle 504 is inserted into the connection shell 501.

[0031] A limiting block 508 is arranged between the two moving clamping blocks 502, the limiting block 508 is inserted into the limiting groove 506, limiting columns are respectively arranged at opposite ends of the limiting block 508, one end of the limiting column is fixedly connected to one side inner wall of the connection shell 501, and the limiting column is inserted into the sliding groove 507, a limiting plate 509 is arranged on one side of the limiting block 508, and the limiting plate 509 is fixedly connected to the two limiting columns.

[0032] A limiting rod 512 is fixedly connected to one side of the limiting block 508, and a limiting spring 511 is sleeved on the outside of the limiting rod 512. The limiting spring 511 and the limiting rod 512 are plugged into the limiting plate 509. One end of the limiting rod 512 is plugged into the inner wall of one side of the connecting shell 501. The opposite ends of the limiting spring 511 are respectively fixedly connected to the surface of one side of the limiting block 508 and the inner wall of one side of the connecting shell 501. The outer end of the limiting rod 512 is fixedly connected to a button 510, and the button 510 is plugged into the surface of one side of the connecting shell 501.

[0033] Before the tripod is installed and adjusted, the adjacent two side surfaces of the two movable clamping blocks 502 are in a fitted state, the connecting spring 503 is in a stretched state, the limit block 508 is located inside the limit groove 506 on the two movable clamping blocks 502, the limit spring 511 is in a stretched state, the screw barrel 404 is engaged with the screw rod 401, and the button handle 504 is in an outwardly extended state. When the tripod is installed and adjusted, the two button handles 504 are pressed inward to drive the two movable clamping blocks 502 to move outward horizontally, and the connection The spring 503 is continuously in a stretched state. Under the limit of the limit column and the limit rod 512, the position of the limit block 508 will not move laterally. When the movable clamping block 502 continues to move outward and the limit block 508 is separated from the limit groove 506, the limit block 508 moves toward the limit plate 509 under the rebound effect of the limit spring 511 until the limit block 508 fits with the limit plate 509 and the button 510 pops out. At this time, the relative two side surfaces of the limit block 508 are adjacent to the two sides of the two movable clamping blocks 502. The surface of the two movable card blocks 502 is fitted, and the two movable card blocks 502 do not contact. Driven by the movable card block 502, the two screw barrels 404 do not contact the screw rod 401, and the lower bracket 3 can be quickly stretched. After the lower bracket 3 is stretched, the button 510 is pressed inward to drive the limit block 508 to move away from the limit plate 509 until the limit block 508 is not in contact with the two movable card blocks 502. Under the rebound effect of the connecting spring 503, the two movable card blocks 502 return to their original positions, and the limit block 508 is located between the two Inside the limiting groove 506, the screw barrel 404 is meshed with the screw rod 401 to complete the fixation of the lower bracket 3. Under the action of the clamping adjustment component 5, the screw rod 401 and the screw barrel 404, the lower bracket 3 can be quickly stretched and fixed. Compared with conventional bolt tightening, the operation is simpler and more convenient. Moreover, under the action of the screw rod 401 and the screw barrel 404, it has a strong self-locking property, which further ensures the tightness of the connection between the lower bracket 3 and the upper bracket 2, and is not prone to problems such as thread slippage, thereby ensuring the stability of the tripod during operation.

[0034] like Figures 1 - 5 As shown, the lower end of the upper bracket 2 is plugged with the lower bracket 3, the inner side edge of the upper end of the upper bracket 2 is provided with a support rotation groove 201, and the upper end of the lower bracket 3 is provided with a connecting hole 301.

[0035] The gear adjustment assembly 4 includes a screw rod 401 rotatably connected to the inner wall of the upper end of the support rotation groove 201. The screw rod 401 is inserted into the connection hole 301, and a screw barrel 404 is movably arranged inside the connection hole 301. The screw rod 401 is threadedly engaged with the screw barrel 404.

[0036] A driving bevel gear 402 is fixedly connected to the outer surface of the screw rod 401. The driving bevel gear 402 is movably arranged inside the support rotation groove 201. The driving bevel gear 402 is meshed with a driven bevel gear 403. One end of the driven bevel gear 403 is rotatably connected to the inner wall of one side of the support rotation groove 201, and a handle is connected to the outer end of the driven bevel gear 403.

[0037] After the tripod is initially adjusted and fixed by the clamping adjustment assembly 5, the measuring instrument 1 is connected to the tripod, and then fine adjustment is performed to make the screw barrel 404 engage with the screw rod 401. At this time, if the bubble cannot be centered by adjusting the measuring instrument 1, by rotating the handle, the driven bevel gear 403 is driven to rotate. Based on the meshing connection between the driving bevel gear 402 and the driven bevel gear 403, the driven bevel gear 403 and the screw rod 401 are driven to rotate. Based on the threaded connection between the screw rod 401 and the screw barrel 404, the lower bracket 3 is driven to move along the direction of the screw rod 401 to assist in leveling the measuring instrument 1. Under the action of the gear adjustment assembly 4, after the tripod is installed, the measuring instrument 1 can be accurately assisted in leveling. Compared with the traditional bolt tightening method, there is no need to bend down to adjust the lower bracket 3, and the adjustment of the lower bracket 3 can be completed above. At the same time, it is convenient to observe whether the bubble on the measuring instrument 1 is centered.

[0038] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present invention.

Claims

1. A device for engineering surveying, comprising a surveying instrument (1), characterized in that, The lower end of the measuring instrument (1) is connected to a tripod, which consists of an upper bracket (2) and a lower bracket (3). A gear adjustment component (4) is provided on one side of the upper bracket (2), and a clamping adjustment component (5) is provided on one side of the lower bracket (3). The gear adjustment component (4) includes a screw rod (401) connected to the upper bracket (2). An active bevel gear (402) is connected to the outer surface of the screw rod (401). A driven bevel gear (403) is provided on one side of the active bevel gear (402). Two screw barrels (404) are symmetrically arranged on the outer side of the screw rod (401). The clamping adjustment component (5) includes a connection shell (501) connected to one side of the lower bracket (3). A movable clamping block (502) is slidably arranged inside the connection shell (501). The movable clamping block (502) is clamped with a limit block (508). The limit block (508) is connected to the screw barrel (404) through a connecting rod (505).

2. An apparatus for engineering surveying according to claim 1, wherein, The lower bracket (3) is inserted into the lower end of the upper bracket (2). A support rotation groove (201) is opened on the inner side edge of the upper end of the upper bracket (2), and a connection hole (301) is opened at the upper end of the lower bracket (3).

3. The device for engineering survey according to claim 2, wherein, The gear adjustment component (4) includes the screw rod (401) rotatably connected to the inner wall of the upper end of the support rotation groove (201). The screw rod (401) is inserted into the connection hole (301). The screw barrel (404) is movably arranged inside the connection hole (301). The screw rod (401) is threadedly engaged with the screw barrel (404).

4. The device for engineering survey according to claim 3, wherein, The active bevel gear (402) is fixedly connected to the outer surface of the screw rod (401). The active bevel gear (402) is movably arranged inside the support rotation groove (201). The active bevel gear (402) is meshed with the driven bevel gear (403). One end of the driven bevel gear (403) is rotatably connected to one side inner wall of the support rotation groove (201). A handle is connected to the outer end of the driven bevel gear (403).

5. The device for engineering survey according to claim 1, characterized in that, The clamping adjustment component (5) includes the connection shell (501) fixedly connected to one side surface of the lower bracket (3). Two movable clamping blocks (502) are symmetrically arranged inside the connection shell (501). Limit grooves (506) are opened on both adjacent sides of the movable clamping block (502). A sliding groove (507) is penetrated through one side inner wall of the limit groove (506). A connection spring (503) is fixedly connected to one side surface of the two movable clamping blocks (502) at the same time. The movable clamping block (502) is fixedly connected to one side with the connecting rod (505). The connecting rod (505) is inserted into the lower bracket (3). A button handle (504) is fixedly connected to the upper end of the connecting rod (505). The two button handles (504) are symmetrically and staggeredly distributed, and the button handle (504) is inserted into the connection shell (501).

6. An apparatus for engineering surveying according to claim 5, characterized in that, A limiting block (508) is arranged between the two moving clamping blocks (502). The limiting block (508) is inserted into the limiting groove (506). Limiting columns are respectively arranged at opposite ends of the limiting block (508). One end of the limiting column is fixedly connected to the inner wall of one side of the connecting shell (501), and the limiting column is inserted into the sliding groove (507). A limiting plate (509) is arranged on one side of the limiting block (508), and the limiting plate (509) is fixedly connected to the two limiting columns.

7. An engineering surveying device according to claim 6, characterized in that, A limiting rod (512) is fixedly connected to one side of the limiting block (508). A limiting spring (511) is sleeved outside the limiting rod (512). The limiting spring (511) and the limiting rod (512) are inserted into the limiting plate (509). One end of the limiting rod (512) is inserted into the inner wall of one side of the connecting shell (501). Opposite ends of the limiting spring (511) are respectively fixedly connected to the surface of one side of the limiting block (508) and the inner wall of one side of the connecting shell (501). A button (510) is fixedly connected to the outer end of the limiting rod (512), and the button (510) is inserted into the surface of one side of the connecting shell (501).

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