Geographic surveying and mapping frame with adjustable angle

Abstract

The utility model relates to the technical field of geographic surveying and mapping frames, and discloses an angle-adjustable geographic surveying and mapping frame which comprises an installation platform, surveying and mapping equipment can be fixed on the table top of the installation platform, three supports which are annularly distributed at equal intervals are hinged to the installation platform, and connecting frames are connected to the three supports in a sliding mode. A foot support is arranged at one end of the connecting frame, a connecting block is arranged below the mounting platform, a telescopic piece is arranged between the connecting block and the connecting frame, the height and angle of the surveying and mapping frame can be flexibly adjusted according to the field use environment, and therefore the surveying and mapping frame can be matched with surveying and mapping equipment to conduct better-quality measurement, and the surveying and mapping frame has wide application prospects; meanwhile, manual adjustment is adopted in the adjustment mode, the position of the surveying and mapping frame can be slightly adjusted, and therefore the requirement for high-precision measurement is met, and practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of geographical surveying and mapping frames, and particularly relates to an adjustable-angle geographical surveying and mapping frame. Background Technique

[0002] A geographical surveying and mapping frame is an important tool in the technical field of geographical surveying equipment. It is mainly used to stabilize surveying instruments and equipment, such as GPS, total station, level, etc., so that surveying personnel can accurately carry out measurement work to ensure the accuracy and reliability of the measurement. The existing geographical surveying and mapping frames usually consist of multiple folding tripod legs. When the tripod legs are fully extended, they can be fixed on the ground. However, when facing different surveying tasks or complex terrains, it is difficult to make flexible adjustments and adaptations, thus affecting the surveying results. Therefore, an adjustable-angle geographical surveying and mapping frame is proposed to solve the above-mentioned problems. Content of the Utility Model

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. For this purpose, the utility model proposes an adjustable-angle geographical surveying and mapping frame, which includes an installation platform. The surface of the installation platform can fix surveying equipment. Three brackets are annularly and equidistantly distributed and hinged on the installation platform. Connecting frames are slidably connected to the three brackets. One end of the connecting frame is provided with a foot support. A connecting block is arranged below the installation platform, and a telescopic member is arranged between the connecting block and the connecting frame.

[0004] Further, the bracket includes a hinge seat hinged on the installation platform. Two optical rods are fixedly installed on the surface of the hinge seat far away from the installation platform. A connecting seat is arranged at the end of the optical rod far away from the hinge seat.

[0005] Further, the connecting frame includes a sliding rod. The sliding rod is slidably connected to the connecting seat and is arranged in a penetrating manner. One end of the sliding rod is provided with a sleeve. The sleeve is slidably connected to the outside of the optical rod, and the foot support is arranged at the other end of the sliding rod. One end of the sleeve is provided with a plurality of annular clamping pieces annularly and equidistantly distributed. A pipe body located outside the sliding rod is threadedly connected to the outside of the sleeve. The inner diameter of the pipe body gradually decreases from top to bottom.

[0006] Further, the telescopic member includes an outer rod. The outer rod is hinged to the connecting block. An inner rod is slidably connected in the outer rod, and one end of the inner rod is hinged to the connecting seat. One end of the outer rod close to the inner rod is provided with an open ring. Connecting ears are arranged at both ends of the ring. A hand-tightening screw is slidably connected to one of the connecting ears, and one end of the hand-tightening screw is threadedly connected to the other connecting ear.

[0007] Further, a horizontal bubble level is arranged on the installation platform.

[0008] The beneficial effects of the present utility model are as follows: By providing a bracket which is connected to the installation platform through a hinge seat, the stability and reliability of the bracket during angle adjustment are ensured. A connecting frame is also provided. By adjusting the distance between the connecting frame and the bracket, the overall height of the surveying and mapping equipment can be changed. And by manually rotating the tube body, the annular clamping piece contracts inward, thereby fixing the connecting frame on the bracket, which is convenient and fast. A telescopic member is also provided to further enhance the overall stability and flexibility. Compared with the existing technology, the height and angle of this surveying and mapping frame can be flexibly adjusted according to the on-site use environment, so as to cooperate with the surveying and mapping equipment for more high-quality measurement, and it has a wide application prospect. At the same time, the adjustment method adopts manual adjustment, which can achieve fine adjustment of the position of the surveying and mapping frame, so as to meet the requirements of high-precision measurement, and the practicality is stronger. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a schematic diagram of the whole of the present utility model;

[0010] Figure 2 For the present utility model Figure 1 The enlarged schematic diagram at position A in it;

[0011] Figure 3 It is a connection schematic diagram of the connecting frame and the bracket of the present utility model.

[0012] Wherein, 1. Installation platform; 2. Bracket; 21. Hinge seat; 22. Optical rod; 23. Connection seat; 3. Connecting frame; 31. Slide rod; 32. Sleeve; 33. Annular clamping piece; 34. Tube body; 4. Foot support; 5. Connection block; 6. Telescopic member; 61. Outer rod; 62. Inner rod; 63. Ring; 64. Connection ear; 65. Hand-tightening screw; 7. Horizontal bubble level. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0013] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the drawings are exemplary only for explaining the present utility model and should not be construed as limiting the present utility model.

[0014] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 thus should not be construed as limiting the present utility model.

[0015] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "linkage" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0016] In the embodiment, it is Figures 1-3 given that an adjustable-angle geodetic surveying stand includes an installation platform 1, the tabletop of the installation platform 1 can fix surveying equipment. Three brackets 2 that are annularly and equally spaced are hinged on the installation platform 1. A connecting frame 3 is slidably connected to each of the three brackets 2. A footrest 4 is provided at one end of the connecting frame 3. A connecting block 5 is provided below the installation platform 1. A telescopic member 6 is provided between the connecting block 5 and the connecting frame 3. The installation platform 1 is used to fix surveying equipment such as total stations and GPS receivers. The number of brackets 2 is three, so that the surveying stand can provide stable support in different directions. By adjusting the position of the connecting frame 3 on the bracket 2 and the length of the telescopic member between the connecting block 5 and the connecting frame 3, the overall height and angle of the surveying stand are changed. A footrest 4 is provided at one end of the connecting frame 3. The footrest 4 is the part of the surveying stand in contact with the ground and is used to provide additional stability and support.

[0017] Referring to Figures 1-3 , wherein, the bracket 2 includes a hinge seat 21 hinged on the installation platform 1. Two optical rods 22 are fixedly installed on the surface of the hinge seat 21 away from the installation platform 1. A connecting seat 23 is provided at the end of the optical rod 22 away from the hinge seat 21;

[0018] Referring to Figures 1-3 , wherein, the connecting frame 3 includes a sliding rod 31. The sliding rod 31 is slidably connected to the connecting seat 23 and is arranged in a penetrating manner. A sleeve 32 is provided at one end of the sliding rod 31. The sleeve 32 is slidably connected to the outside of the optical rod 22, and the footrest 4 is provided at the other end of the sliding rod 31. A plurality of annular clamping pieces 33 that are annularly and equally spaced are provided at one end of the sleeve 32. A pipe body 34 located outside the sliding rod 31 is threadedly connected to the outside of the sleeve 32, and the inner diameter of the pipe body 34 gradually decreases from top to bottom;

[0019] With the above structural arrangement, the sliding rod 31 penetrates and is slidably connected to the connecting seat 23, which enables the connecting frame 3 to slide and adjust along the optical rod 22 of the bracket 2. The sliding adjustment can make the connecting frame 3 and the footrest 4 thereon reach an ideal supporting position to adapt to different terrains and measurement requirements. When the pipe body 34 is manually tightened, the driving annular clamping piece 33 gathers and contacts in the direction of the optical rod 22, generating sufficient frictional force to fix the connecting frame 3 on the bracket 2.

[0020] Referring to Figures 1-3 , wherein the telescopic member 6 includes an outer rod 61, the outer rod 61 is hinged to the connecting block 5, an inner rod 62 is slidably connected in the outer rod 61, and one end of the inner rod 62 is hinged to the connecting seat 23. An opening ring 63 is provided at one end of the outer rod 61 close to the inner rod 62. Both ends of the opening ring 63 are provided with connecting ears 64. A hand-tightening screw 65 is slidably connected to one of the connecting ears 64, and one end of the hand-tightening screw 65 is threadedly connected to the other connecting ear 64;

[0021] With the above structural arrangement, when the length of the telescopic member needs to be adjusted, the position of the inner rod 62 in the outer rod 61 can be slid until the required length is reached. By rotating the hand-tightening screw 65, its two ends move between the connecting ears 64, thereby changing the opening size of the opening ring 63, and thus completing the fixation of the inner rod 62 and the outer rod 61.

[0022] Referring to Figures 1-3 , wherein a horizontal bubble level 7 is provided on the mounting platform 1.

[0023] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "including a..." does not exclude the existence of additional identical elements in the process, method, article or device including the said element.

[0024] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable-angle geographical surveying and mapping stand, characterized in that: It includes an installation platform (1), the tabletop of the installation platform (1) can fix surveying and mapping equipment, three brackets (2) which are annularly and equally spaced are hinged on the installation platform (1), a connecting frame (3) is slidably connected to each of the three brackets (2), a foot support (4) is arranged at one end of the connecting frame (3), a connecting block (5) is arranged below the installation platform (1), and a telescopic member (6) is arranged between the connecting block (5) and the connecting frame (3).

2. The adjustable-angle geographical surveying and mapping frame according to claim 1, wherein: The bracket (2) includes a hinge seat (21) hinged on the installation platform (1), two optical rods (22) are fixedly installed on the surface of the hinge seat (21) away from the installation platform (1), and a connecting seat (23) is arranged at the end of the optical rod (22) away from the hinge seat (21).

3. The adjustable-angle geodetic surveying stand according to claim 2, characterized in that: The connecting frame (3) includes a sliding rod (31), the sliding rod (31) is slidably connected to the connecting seat (23) and is arranged in a penetrating manner, a sleeve (32) is arranged at one end of the sliding rod (31), the sleeve (32) is slidably connected to the outside of the optical rod (22), and the foot support (4) is arranged at the other end of the sliding rod (31), a plurality of annular clamping pieces (33) which are annularly and equally spaced are arranged at one end of the sleeve (32), a pipe body (34) located outside the sliding rod (31) is threadedly connected to the outside of the sleeve (32), and the inner diameter of the pipe body (34) gradually decreases from top to bottom.

4. The adjustable-angle geographical surveying and mapping stand according to claim 2, wherein: The telescopic member (6) includes an outer rod (61), the outer rod (61) is hinged to the connecting block (5), an inner rod (62) is slidably connected inside the outer rod (61), and one end of the inner rod (62) is hinged to the connecting seat (23), an open ring (63) is arranged at the end of the outer rod (61) close to the inner rod (62), connecting ears (64) are arranged at both ends of the ring (63), a hand-tightening screw (65) is slidably connected to one of the connecting ears (64), and one end of the hand-tightening screw (65) is threadedly connected to the other connecting ear (64).

5. The adjustable-angle geographic surveying and mapping stand according to claim 1, characterized in that: A horizontal bubble level (7) is arranged on the installation platform (1).

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