Portable folding support for land inspection

Abstract

The utility model relates to the field of land inspection supports, and discloses a land inspection portable folding support which comprises a support body, supporting rods are installed on the surfaces of the two sides and the two ends of the support body, connecting pieces are installed on the outer sides of the supporting rods, rotating shafts are installed on one sides of the supporting rods, movable shafts are installed in the rotating shafts, and the movable shafts are connected with the supporting rods. A fastening bolt is installed on one side of the rotating shaft, a gasket is installed on the surface of the inner side of the fastening bolt, a fixing column is installed at the top end of the support body, supporting rod grooves are formed in the two sides and the two ends of the fixing column, and a fastening cover is installed on the surface of the top end of the fixing column. According to the utility model, the supporting rod can rotate upwards around the rotating shaft, so that the supporting rod is matched with the supporting rod groove formed in the outer surface of the fixed column, and finally the fastening cover is matched and clamped with the surface of the fixed column, thereby being beneficial to reducing the occupied area of the bracket and being easy to transport or carry; and therefore, the portability and flexibility of the support used during land inspection can be improved.

Description

Technical Field

[0001] The utility model relates to the field of land inspection brackets, in particular to a portable folding bracket for land inspection. Background Art

[0002] The land verification bracket is an auxiliary device for land verification and surveying equipment. It has been widely used in the field of land verification. The stability and inclination angle of the surveying equipment can directly affect the accuracy of the final measurement data of the surveying equipment.

[0003] At present, the existing Chinese patent with publication number CN214663281U discloses a fixed bracket for a geotechnical surveying instrument, including a main body of the fixed bracket, the upper part of the main body is semicircular, a first groove is provided at the upper end of the main body, a rotating plate is rotatably arranged inside the first groove, a first gear is provided on one side of the rotating plate, a second groove is provided on the upper part of the main body, a rack meshing with the first gear is provided inside the second groove, a second gear meshing with the first gear and having less teeth than the first gear is provided inside the rotating plate, a turning handle for rotating the gear is provided on one side of the first gear and the second gear, and the rotation of the first gear and the second gear can drive the rotating plate to rotate to adjust the angle of the surveying instrument.

[0004] The patent points out the defects of the prior art: the existing fixed bracket of the geotechnical survey instrument only adjusts the angle of the survey instrument through bolts, and cannot fine-tune the angle of the geotechnical survey instrument. Although the device solves the above shortcomings, it also has the following new defects: 2. The bracket used for land verification occupies a large area and is not easy to place and transport. The bracket is not flexible and convenient; 3. The height of most brackets is fixed and difficult to adjust, which makes it limited when used in various complex geographical environments. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a portable folding bracket for land inspection, which is intended for use in land inspection. The bracket occupies a large area and is not easy to place and transport, and the bracket is not flexible and convenient; the height of most brackets is fixed and difficult to adjust, which has limitations when used in various complex geographical environments.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a portable folding bracket for land inspection, comprising a bracket body, support rods are installed on both sides and both end surfaces of the bracket body, connecting parts are installed on the outer sides of the support rods, a rotating shaft is installed on one side of the support rod, a movable shaft is installed inside the rotating shaft, a fastening bolt is installed on one side of the rotating shaft, a gasket is installed on the inner surface of the fastening bolt, a fixing column is installed on the top of the bracket body, support rod grooves are installed on both sides and both ends of the fixing column, and a fastening cover is installed on the top surface of the fixing column.

[0007] As a further description of the above technical solution:

[0008] A mounting hole is installed on one side surface of the support rod, a telescopic rod is installed on the bottom end of the support rod, a fixing groove is installed on the upper part of the other side of the telescopic rod, a protrusion is installed on one side surface of the telescopic rod, a pressure plate is installed on the other side of the protrusion, and a spring is installed on the other side of the pressure plate.

[0009] As a further description of the above technical solution:

[0010] The bracket body and the connecting piece are fixedly connected, the connecting piece and the support rod are connected through a rotating shaft, and a fastening bolt is inserted into the movable shaft to fix the support rod. The inner side of the fastening bolt has a gasket and is tightly attached to the outer side of the rotating shaft to increase friction, thereby facilitating better stability of the support rod.

[0011] As a further description of the above technical solution:

[0012] The bracket body and the fixing column are fixedly connected, and the fixing column and the support rod slot are fixedly connected. The support rod is rotated to the inside of the support rod slot by the rotating shaft for folding. The fastening cover can be put on the fixing column to fix the support rod to prevent the support rod from falling and scratching others.

[0013] As a further description of the above technical solution:

[0014] The support rod and the assembly hole are fixedly connected, the telescopic rod is inside the support rod, and the telescopic rod is fixed at the assembly hole by using a convex block, and the convex block and the pressing plate are fixedly connected.

[0015] As a further description of the above technical solution:

[0016] The telescopic rod and the fixing slot are fixedly connected, and the spring is placed inside the fixing slot. The convex block drives the pressure plate to squeeze the spring to adjust the telescopic rod to a suitable height, and the rebound effect of the spring is used to fix the telescopic rod at the assembly hole.

[0017] The utility model has the following beneficial effects:

[0018] 1. In the utility model, the support rod is arranged to rotate upward around the rotating axis, so that the support rod and the support rod groove arranged on the outer surface of the fixed column are matched, and finally the fastening cover and the surface of the fixed column are matched and clamped, which is beneficial to prevent the support rod from falling off from the inside of the support rod groove, greatly reduces the footprint of the bracket, and is easy to transport or carry, thereby helping to improve the portability and flexibility of the bracket when using land inspection.

[0019] 2. In the utility model, by setting a telescopic rod structure, it is helpful to adjust the length of the support rod, which is convenient for improving the environmental adaptability of the bracket, thereby greatly improving the use efficiency and providing convenience for land verification. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0021] Figure 1 It is a schematic diagram of the overall expanded structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the overall folding structure of the utility model;

[0023] Figure 3 It is a schematic diagram of the top surface of the fixed column of the utility model;

[0024] Figure 4 It is a partial structural schematic diagram of the utility model;

[0025] Figure 5 It is a cross-sectional schematic diagram of the telescopic rod of the utility model;

[0026] Legend:

[0027] 1. Bracket body; 2. Support rod; 3. Connector; 4. Rotating shaft; 5. Movable shaft; 6. Fastening bolts; 7. Gasket; 8. Fixed column; 9. Support rod groove; 10. Fastening cover; 11. Assembly hole; 12. Telescopic rod; 1201, Fixed groove; 13. Bump; 1301, Pressure plate; 1302, Spring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Reference Figure 1-4 The utility model provides an embodiment: a portable folding bracket for land inspection, including a bracket body 1, support rods 2 are installed on both sides and both end surfaces of the bracket body 1, connecting parts 3 are installed on the outer sides of the support rods 2, a rotating shaft 4 is installed on one side of the support rod 2, a movable shaft 5 is installed inside the rotating shaft 4, a fastening bolt 6 is installed on one side of the rotating shaft 4, a gasket 7 is installed on the inner surface of the fastening bolt 6, a fixing column 8 is installed on the top of the bracket body 1, support rod grooves 9 are installed on both sides and both ends of the fixing column 8, and a fastening cover 10 is installed on the top surface of the fixing column 8.

[0030] By providing a connecting piece 3 on the bracket body 1, the support rod 2 on the connecting piece 3 can rotate upward around the rotating shaft 4, so that the support rod 2 and the support rod groove 9 provided on the outer surface of the fixing column 8 are matched, and finally the fastening cover 10 and the surface of the fixing column 8 are matched and clamped, which is beneficial to prevent the support rod 2 from falling off from the support rod groove 9. When the support rod 2 is used, it can be rotated downward around the rotating shaft 4, and the fastening bolt 6 is inserted into the movable shaft 5 so that the inner gasket 7 of the fastening bolt 6 and the outer side of the rotating shaft 4 are tightly attached to increase the friction force to fix the support rod 2.

[0031] The bracket body 1 and the connecting member 3 are fixedly connected, the connecting member 3 and the support rod 2 are connected through the rotating shaft 4, and the fastening bolt 6 is inserted into the movable shaft 5 to fix the support rod 2. The inner side of the fastening bolt 6 has a gasket 7 and is tightly attached to the outer side of the rotating shaft 4 to increase friction, so as to provide better stability for the support rod 2.

[0032] The bracket body 1 and the fixed column 8 are fixedly connected, and the fixed column 8 and the support rod groove 9 are fixedly connected. The support rod 2 is rotated to the inside of the support rod groove 9 by the rotating shaft 4 for folding. The fastening cover 10 can be put on the fixed column 8 to fix the support rod 2 to prevent the support rod 2 from falling and scratching others.

[0033] Reference Figure 5 A mounting hole 11 is installed on one side surface of the support rod 2, a telescopic rod 12 is installed on the bottom end of the support rod 2, a fixing groove 1201 is installed on the upper part of the other side of the telescopic rod 12, a protrusion 13 is installed on one side surface of the telescopic rod 12, a pressure plate 1301 is installed on the other side of the protrusion 13, and a spring 1302 is installed on the other side of the pressure plate 1301.

[0034] By pressing the protrusion 13, the pressure plate 1301 can be driven to squeeze the spring 1302, which uses the rebound effect of the spring 1302 to fix the protrusion 13 to the assembly hole 11 to fix the telescopic rod 12, which is conducive to adjusting the length of the support rod 2 and greatly improves the portability of the bracket when using land inspection.

[0035] The support rod 2 and the assembly hole 11 are fixedly connected. The telescopic rod 12 is inside the support rod 2. The protrusion 13 is used to fix the telescopic rod 12 at the assembly hole 11. The protrusion 13 and the pressure plate 1301 are fixedly connected.

[0036] The telescopic rod 12 and the fixing groove 1201 are fixedly connected, and its spring 1302 is placed inside the fixing groove 1201. The protrusion 13 drives the pressure plate 1301 to squeeze the spring 1302 to adjust the telescopic rod 12 to a suitable height, and uses the rebound effect of the spring 1302 to fix the telescopic rod 12 at the assembly hole 11.

[0037] Working principle: When in use, the protrusion 13 is pressed by hand to drive the pressure plate 1301 to squeeze the spring 1302, which uses the rebound effect of the spring 1302 to fix the telescopic rod 12 at the assembly hole 11, which is conducive to adjusting the length of the support rod 2, and then the support rod 2 can be rotated upward around the rotating shaft 4 to fold the support rod 2, so that the support rod 2 is placed in the support rod groove 9, and finally the fastening cover 10 and the surface of the fixing column 8 are matched and clamped, which is conducive to preventing the support rod 2 from falling off from the inside of the support rod groove 9, thereby reducing the footprint of the bracket and facilitating transportation or carrying, which is conducive to improving the portability and flexibility of the bracket when using land verification.

[0038] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A portable folding stand for land inspection, comprising a stand body (1), characterized in that: Support rods (2) are installed on both sides and both end surfaces of the bracket body (1), and connecting pieces (3) are installed on the outer sides of the support rods (2). A rotating shaft (4) is installed on one side of the support rod (2), and a movable shaft (5) is installed inside the rotating shaft (4). A fastening bolt (6) is installed on one side of the rotating shaft (4), and a gasket (7) is installed on the inner surface of the fastening bolt (6). A fixing column (8) is installed on the top of the bracket body (1), and support rod grooves (9) are installed on both sides and both ends of the fixing column (8), and a fastening cover (10) is installed on the top surface of the fixing column (8).

2. The portable folding stand for land inspection according to claim 1 is characterized by: A mounting hole (11) is installed on one side surface of the support rod (2), a telescopic rod (12) is installed on the bottom end of the support rod (2), a fixing groove (1201) is installed on the upper part of the other side of the telescopic rod (12), a protrusion (13) is installed on one side surface of the telescopic rod (12), a pressure plate (1301) is installed on the other side of the protrusion (13), and a spring (1302) is installed on the other side of the pressure plate (1301).

3. The portable folding stand for land inspection according to claim 1 is characterized by: The support body (1) and the connecting member (3) are fixedly connected, the connecting member (3) and the support rod (2) are connected via a rotating shaft (4), and a fastening bolt (6) is inserted into the inside of the movable shaft (5) to fix the support rod (2). The inner side of the fastening bolt (6) is provided with a gasket (7) which is in close contact with the outer side of the rotating shaft (4) to increase friction, thereby providing better stability for the support rod (2).

4. The portable folding stand for land inspection according to claim 1 is characterized by: The support body (1) and the fixing column (8) are fixedly connected, and the fixing column (8) and the support rod groove (9) are fixedly connected. The support rod (2) is rotated to the inside of the support rod groove (9) by the rotating shaft (4) to be folded. The fastening cover (10) can be sleeved on the fixing column (8) to fix the support rod (2) to prevent the support rod (2) from falling and scratching others.

5. The portable folding stand for land inspection according to claim 2 is characterized by: The support rod (2) and the assembly hole (11) are fixedly connected, the telescopic rod (12) is inside the support rod (2), and the telescopic rod (12) is fixed at the assembly hole (11) by using a protrusion (13), and the protrusion (13) and the pressure plate (1301) are fixedly connected.

6. The portable folding stand for land inspection according to claim 2, characterized in that: The telescopic rod (12) and the fixing groove (1201) are fixedly connected, and the spring (1302) is placed inside the fixing groove (1201). The protrusion (13) drives the pressure plate (1301) to squeeze the spring (1302) to adjust the telescopic rod (12) to a suitable height, and the telescopic rod (12) is fixed to the assembly hole (11) by utilizing the rebound effect of the spring (1302).

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