Magnetic type three-legged support for measuring equipment

Abstract

The utility model relates to a magnetic type tripod for measuring equipment, and the tripod comprises an instrument horizontal support which comprises a horizontal tray, the bottom of the horizontal tray is provided with three first hinged supports which are arranged at intervals, and the connecting lines among the three first hinged supports define a triangular structure; the telescopic supporting leg assembly comprises three telescopic supporting legs which are rotationally connected with the three first hinged supports respectively, a second hinged support is arranged at the bottom of each telescopic supporting leg, and a triangular structure is defined by connecting lines among the three second hinged supports; and the magnetic attraction positioning assembly comprises three magnets which are fixed to the bottoms of the three second hinged supports respectively, and the magnets are used for attracting and fixing the three telescopic supporting legs to set positions. When a standing position is on a metal plate with an arc surface or an inclined surface, the magnets can firmly attract and fix the three telescopic supporting legs, and the problem that the telescopic supporting legs are prone to slipping and difficult to stand stably when located on the inclined surface or the arc surface is solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of tripods, in particular to a magnetic tripod for measuring equipment. BACKGROUND

[0002] In the measurement industry, surveying and mapping instruments such as theodolites and total stations are usually used for various directional, distance, angle, height, mapping and photogrammetry work. Moreover, surveying and mapping instruments are used in surveying and mapping. The tripod is mainly used to support and stabilize the head mounted on the tripod. During the surveying and mapping work, various height requirements and various complex ground conditions are often encountered, and the tripod is indispensable.

[0003] However, the existing tripod is mostly used on flat ground, which cannot meet the terrain use under certain pit conditions to some extent. Moreover, before measurement, centering and leveling are needed to make the center of the instrument and the center of the ground station point mark on the same plumb line. When measuring large cylinder structures, the tripod is usually placed on a circular arc surface or an inclined surface. The bottom of the traditional tripod leg is conical and needle-shaped, which is easy to slip when placed on an inclined surface and is difficult to place stably. SUMMARY

[0004] The embodiment of the present application provides a magnetic tripod for measuring equipment to solve the problem that the bottom of the traditional tripod leg is conical and needle-shaped, which is easy to slip when placed on an inclined surface and is difficult to place stably.

[0005] The embodiment of the present application provides a magnetic tripod for measuring equipment, which comprises:

[0006] The instrument horizontal support comprises a horizontal tray, and the bottom of the horizontal tray is provided with three first hinge seats arranged at intervals, and the connecting line between the three first hinge seats forms a triangular structure;

[0007] The telescopic leg assembly comprises three telescopic legs which are respectively connected to the three first hinge seats and can rotate relative to the three first hinge seats, and the bottom of each telescopic leg is provided with a second hinge seat, and the connecting line between the three second hinge seats forms a triangular structure;

[0008] The magnetic positioning assembly comprises three magnets which are respectively fixed to the bottom of the three second hinge seats, and the magnets are used to adsorb and fix the three telescopic legs at a set position.

[0009] In some embodiments, the first hinge seat and the second hinge seat each comprise a ball hinge seat and a universal ball head which are connected to each other and can rotate relative to each other, the universal ball head is connected to the telescopic leg, the ball hinge seat of the first hinge seat is fixedly connected to the horizontal tray, and the magnet is fixed to the ball hinge seat of the second hinge seat.

[0010] In some embodiments: the magnet is a permanent magnet.

[0011] In some embodiments: the magnet is an electromagnet, each telescopic leg is internally provided with a battery connected to the electromagnet through a wire, and the second hinge seat is provided with a control switch for controlling the electrification of each electromagnet.

[0012] In some embodiments: the telescopic leg comprises a first screw rod connected to the first hinge seat, and a second screw rod connected to the second hinge seat;

[0013] and a threaded sleeve threadedly connected between the first screw rod and the second screw rod, the screw rods being oppositely threaded.

[0014] In some embodiments: the threaded sleeve comprises two end plates arranged in parallel and spaced apart, the end plates being provided with threaded holes for threadedly connecting the first screw rod or the second screw rod, and a sleeve connected between the two end plates.

[0015] In some embodiments: the first screw rod and the second screw rod are each threadedly connected with a fastening nut, the fastening nut being used to fasten the first screw rod and the second screw rod on the threaded sleeve.

[0016] In some embodiments: the instrument horizontal support further comprises an electronic bubble level mounted on the horizontal tray, the electronic bubble level being used to detect the levelness of the horizontal tray.

[0017] In some embodiments: the horizontal tray is connected with a laser theodolite through bolts.

[0018] In some embodiments: the horizontal tray is in a regular triangular or circular structure.

[0019] The technical scheme provided by the present application has the beneficial effects of:

[0020] The magnetic three-legged support for measuring equipment provided by the embodiments of the present application is provided with an instrument horizontal support, the instrument horizontal support comprises a horizontal tray, the bottom of the horizontal tray is provided with three first hinge seats arranged at intervals, and the connecting line between the three first hinge seats forms a triangular structure; a telescopic leg assembly, the telescopic leg assembly comprises three telescopic legs respectively rotatably connected with the three first hinge seats, the bottom of each telescopic leg is provided with a second hinge seat, and the connecting line between the three second hinge seats forms a triangular structure; and a magnetic positioning assembly, the magnetic positioning assembly comprises three magnets respectively fixed at the bottom of the three second hinge seats, and the magnets are used to adsorb and fix the three telescopic legs at a set position.

[0021] Therefore, the measuring equipment magnetic type tripod of the application is provided with three first hinge bases arranged at intervals at the bottom of the horizontal tray, and three telescopic legs are arranged at the bottom of the horizontal tray and are rotatably connected with the three first hinge bases respectively, the length of the three telescopic legs can be freely adjusted, and then the horizontal tray is adjusted to a horizontal state at the set standing position. The second hinge base is arranged at the bottom of the three telescopic legs, and the magnet for adsorbing and fixing the three telescopic legs at the set position is arranged at the bottom of the three second hinge bases. When the standing position is a metal plate with a circular arc surface or an inclined surface, the magnet can firmly adsorb and fix the three telescopic legs, and the problem that it is difficult to stand stably on the inclined surface or the circular arc surface is solved. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the application, the drawings needed to be used in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor.

[0023] Figure 1 The structural schematic diagram of the embodiment of the application.

[0024] Reference signs:

[0025] 1, horizontal tray; 2, first hinge base; 3, first screw; 4, fastening nut; 5, end plate; 6, sleeve; 7, second screw; 8, magnet; 9, universal ball head. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the application more clear, the technical solutions in the embodiments of the application will be described clearly and completely in the following with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are part of the embodiments of the application, not all the embodiments. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the application.

[0027] The embodiment of the application provides a measuring equipment magnetic type tripod, which can solve the problem that the bottom of the traditional tripod is conical needle-shaped, and it is difficult to place stably when placed on an inclined surface.

[0028] Referring to Figure 1 The embodiment of the application provides a measuring equipment magnetic type tripod, which comprises:

[0029] The instrument horizontal support comprises a horizontal tray 1, three first hinge seats 2 are arranged at the bottom of the horizontal tray 1, and the connecting line between the three first hinge seats 2 forms a triangular structure. The horizontal tray 1 is preferably a regular triangular structure or a circular structure, and a laser transit (not shown in the figure) is connected to the horizontal tray 1 through a bolt.

[0030] The telescopic leg assembly comprises three telescopic legs which are rotatably connected with the three first hinge seats 2 respectively, and the bottom of each telescopic leg is provided with a second hinge seat, and the connecting line between the three second hinge seats forms a triangular structure. The length of the three telescopic legs can be freely adjusted, so as to adjust the horizontal tray 1 from the set standing position to the horizontal state.

[0031] The magnetic positioning assembly comprises three magnets 8 which are fixed at the bottom of the three second hinge seats respectively, and the three magnets 8 are used for adsorbing and fixing the three telescopic legs at the set position. The three magnets 8 are connected with the telescopic legs through the three second hinge seats respectively, so that the three magnets 8 and the flexible change of the posture and the angle thereof are adsorbed and connected with the slope or the circular arc surface.

[0032] The magnetic three-legged support for the measuring equipment in the embodiment of the application is provided with three first hinge seats 2 which are arranged at the bottom of the horizontal tray 1 in an interval, and three telescopic legs which are rotatably connected with the three first hinge seats 2 respectively are arranged at the bottom of the horizontal tray 1, and the length of the three telescopic legs can be freely adjusted, so as to adjust the horizontal tray 1 from the set standing position to the horizontal state.

[0033] The second hinge seat is arranged at the bottom of each telescopic leg, and the magnet 8 which is used for adsorbing and fixing the three telescopic legs at the set position is arranged at the bottom of the three second hinge seats. When the standing position is a circular arc surface or an inclined surface, the magnet 8 can adsorb and fix the three telescopic legs firmly, and the problem that the tripod is easy to slip and difficult to stand stably when the tripod is on the inclined surface or the circular arc surface is solved.

[0034] In some optional embodiments, referring to Figure 1 As shown in the figure, the magnetic three-legged support for the measuring equipment provided in the embodiment of the application comprises a first hinge seat 2 and a second hinge seat, both of which comprise a ball hinge seat and a universal ball head 9 which are rotatably connected with each other, the universal ball head 9 is connected with the telescopic leg, the ball hinge seat of the first hinge seat 2 is fixedly connected with the horizontal tray 1, and the magnet 8 is fixed on the ball hinge seat of the second hinge seat.

[0035] The first hinge seat 2 and the second hinge seat of the embodiment of the present application each comprise a spherical hinge seat and a universal ball head 9 connected to each other in rotation, and the spherical hinge seat and the universal ball head 9 can rotate relative to each other, thereby enabling the three telescopic legs and the three magnets 8 to be adjusted at any angle or posture, and thereby enabling the first hinge seat 2 and the second hinge seat to be adjusted respectively to achieve precise and stable standing on a region with a complex standing position shape.

[0036] In some optional embodiments, referring to Figure 1 As shown in the figure, the embodiment of the present application provides a magnetic type tripod for measuring equipment, and the magnet 8 of the magnetic type tripod for measuring equipment is a permanent magnet. The permanent magnet is preferably but not limited to a ferroboron magnet, and the ferroboron magnet has good attraction force and can prevent displacement or toppling of the tripod after standing.

[0037] In some optional embodiments, referring to Figure 1 As shown in the figure, the embodiment of the present application provides a magnetic type tripod for measuring equipment, and the magnet 8 of the magnetic type tripod for measuring equipment is an electromagnet, and each telescopic leg is provided with a battery (not shown in the figure) connected to the electromagnet through a wire. The second hinge seat is provided with a control switch for controlling the power-on of each electromagnet.

[0038] When the magnet 8 is selected as an electromagnet, the electromagnet generates magnetism after being powered on, and the magnetism generated by the electromagnet is used to adsorb a metal plate with a circular arc surface or an inclined surface. The control switch can be used to control the power-on and power-off of the electromagnet during adjustment, so as to realize the adsorption and release of the electromagnet.

[0039] In some optional embodiments, referring to Figure 1 As shown in the figure, the embodiment of the present application provides a magnetic type tripod for measuring equipment, and the telescopic leg of the magnetic type tripod for measuring equipment comprises a first screw rod 3 connected with the first hinge seat 2, a second screw rod 7 connected with the second hinge seat, and a threaded sleeve threadedly connected between the first screw rod 3 and the second screw rod 7. The threaded directions of the first screw rod 3 and the second screw rod 7 are opposite.

[0040] The threaded sleeve comprises two end plates 5 arranged in parallel and spaced apart, a threaded hole for threadedly connecting with the first screw rod 3 or the second screw rod 7 is formed in the end plate 5, and a sleeve 6 is connected between the two end plates 5. By rotating the sleeve 6 in the forward and reverse directions, the first screw rod 3 and the second screw rod 7 can be linearly moved in the direction of approaching or moving away from each other, thereby adjusting the length of the telescopic leg.

[0041] A fastening nut 4 is threadedly connected to each of the first screw rod 3 and the second screw rod 7, and is used to fasten the first screw rod 3 and the second screw rod 7 to the end plate 5 of the threaded sleeve. After the first screw rod 3 and the second screw rod 7 are linearly moved in the direction of approaching or moving away from each other by rotating the sleeve 6 in the forward or reverse direction, thereby adjusting the length of the telescopic legs, the telescopic legs are kept at the set length by tightening the fastening nut 4.

[0042] In some optional embodiments, referring to Figure 1 As shown in the drawings, the embodiment of the present application provides a magnetic three-legged support for measuring equipment, and the instrument horizontal support of the magnetic three-legged support for measuring equipment further comprises an electronic bubble level installed on the horizontal tray 1, which is used to detect the levelness of the horizontal tray. The length of the three telescopic legs is adjusted by the indication of the electronic bubble level.

[0043] Working principle

[0044] The embodiment of the present application provides a magnetic three-legged support for measuring equipment, and the instrument horizontal support of the magnetic three-legged support for measuring equipment further comprises an electronic bubble level installed on the horizontal tray 1, which is used to detect the levelness of the horizontal tray. The length of the three telescopic legs is adjusted by the indication of the electronic bubble level.

[0045] Therefore, the magnetic three-legged support for measuring equipment provided by the present application is provided with three first hinge seats 2 arranged at intervals at the bottom of the horizontal tray 1, and three telescopic legs are rotatably connected to the three first hinge seats 2 at the bottom of the horizontal tray 1, the length of each telescopic leg can be freely adjusted, and the horizontal tray 1 is adjusted to a horizontal state at a set standing position. The second hinge seat is arranged at the bottom of each telescopic leg, and the magnet 8 for adsorbing and fixing the three telescopic legs at the set position is arranged at the bottom of the three second hinge seats. When the standing position is a metal plate with a circular arc surface or an inclined surface, the magnet 8 can firmly adsorb and fix the three telescopic legs, solving the problem of easy slipping and difficult standing when on an inclined surface or a circular arc surface.

[0046] In the description of the present application, it should be noted that the terms "upper", "lower", and the like are used for indicating the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. Unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be interpreted broadly, for example, can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0047] It should be noted that in the present application, relational terms such as "first" and "second" and the like are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0048] The above is only a specific embodiment of the present application, which enables those skilled in the art to understand or implement the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features applied herein.

Claims

1. A magnetic tripod for a surveying apparatus, characterized in that The utility model relates to a kind of magnetic type tripod for measuring equipment, including: Instrument horizontal support, the instrument horizontal support includes horizontal tray (1), the bottom of horizontal tray (1) is equipped with three first hinge bases (2) being spaced, the connecting line between three first hinge bases (2) forms triangular structure; Telescopic leg assembly, the telescopic leg assembly includes three telescopic legs being rotatably connected with three first hinge bases (2), the bottom of each telescopic leg is equipped with second hinge base, the connecting line between three second hinge bases forms triangular structure; Magnetic positioning assembly, the magnetic positioning assembly includes three magnets (8) being fixed in the bottom of three second hinge bases respectively, and the magnet (8) is used to attract and fix three telescopic legs in set position.

2. The magnetic type tripod for measuring equipment according to claim 1, wherein: The first hinge base (2) and the second hinge base each include a ball hinge base and a universal ball head (9) rotatably connected with each other, the universal ball head (9) is connected with the telescopic leg, the ball hinge base of the first hinge base (2) is fixedly connected with the horizontal tray (1), and the magnet (8) is fixed on the ball hinge base of the second hinge base.

3. The magnetic type tripod for measuring equipment according to claim 1 or 2, wherein: The magnet (8) is a permanent magnet.

4. The magnetic type tripod for measuring equipment according to claim 1 or 2, wherein: The magnet (8) is an electromagnet, each telescopic leg is provided with a battery connected with the electromagnet through a wire, and the second hinge base is provided with a control switch for controlling the electrification of each electromagnet.

5. The magnetic type tripod for measuring equipment according to claim 1 or 2, wherein: The telescopic leg includes a first screw rod (3) connected with the first hinge base (2) and a second screw rod (7) connected with the second hinge base; And a threaded sleeve threadedly connected between the first screw rod (3) and the second screw rod (7), the threaded directions of the first screw rod (3) and the second screw rod (7) are opposite.

6. The magnetic type tripod for measuring equipment according to claim 5, wherein: The threaded sleeve includes two end plates (5) parallel to each other and spaced apart, the end plates (5) are provided with threaded holes threadedly connected with the first screw rod (3) or the second screw rod (7), and a sleeve (6) connected between the two end plates (5).

7. The magnetic type tripod for measuring equipment according to claim 5, wherein: The first screw rod (3) and the second screw rod (7) are each threadedly connected with a fastening nut (4), and the fastening nut (4) is used to fasten the first screw rod (3) and the second screw rod (7) on the threaded sleeve.

8. The magnetic type tripod for measuring equipment according to claim 1, wherein: The instrument horizontal support further includes an electronic bubble level mounted on the horizontal tray (1), and the electronic bubble level is used to detect the levelness of the horizontal tray (1).

9. The magnetic type tripod for measuring equipment according to claim 1, wherein: The horizontal tray (1) is bolted with a laser transit.

10. The magnetic tripod for measuring equipment according to claim 1, wherein: The horizontal tray (1) is a regular triangle or a circular structure.

Images