CN112129277A - A high accuracy measuring instrument installation base for engineering survey and drawing - Google Patents

Abstract

The invention discloses a high-precision measuring instrument mounting base for engineering surveying and mapping, and particularly relates to the technical field of mounting bases. The four supporting mechanisms are adjustable, can adapt to the installation of high-precision measuring instruments with different sizes, expand the application range, can radiate and fix the high-precision measuring instruments, are beneficial to the normal and stable work of the high-precision measuring instruments, and are convenient to disassemble and assemble, thereby being convenient to transport and store.

Description

A high-precision measuring instrument mounting base for engineering surveying and mapping

technical field

Embodiments of the present invention relate to the technical field of mounting bases, in particular to a mounting base for a high-precision measuring instrument used for engineering surveying and mapping.

Background technique

Surveying and mapping engineering mainly studies the basic theories and technologies of space, electronics, information, laser, inertia and other sciences, and studies the use of these technologies to determine the shape of the earth and other stars, the three-dimensional features of buildings (structures) and their relationship with designated reference systems, The earth's gravitational field and its internal physical characteristics, the characteristics of moving objects and their multi-dimensional parameters, and the basic theories and methods for the application of these technologies in engineering, industry and human life. Cultivate the ability to master the basic principles and methods of spatial information acquisition, processing, analysis, expression and application, master the basic theory of modern spatial measurement technology, digital photogrammetry and remote sensing technology, geographic information system and cartography, with solid mathematics, foreign language, Senior surveying and mapping scientific and technological talents with computer application foundation and good business quality. Surveying and mapping projects require the use of many high-precision measuring instruments. These instruments are usually installed on the base. The existing mounting bases generally can only be installed with one type of instrument, which has a narrow scope of application and less functionality. Therefore, it is necessary to invent a High-precision measuring instrument mounting base for engineering surveying and mapping.

SUMMARY OF THE INVENTION

To this end, the embodiment of the present invention provides a high-precision measuring instrument mounting base for engineering surveying and mapping, which can be adjusted to adapt to the installation of high-precision measuring instruments of different sizes through four support mechanisms, expand the scope of application, and at the same time can be used for high-precision measuring instruments. The heat dissipation and fixation of the measuring instrument is conducive to the normal and stable operation of the high-precision measuring instrument, and it is also convenient for disassembly and assembly, which is convenient for transportation and storage.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: a high-precision measuring instrument mounting base for engineering surveying and mapping, comprising four right-angle hollow seats, the top of the right-angle hollow seats is provided with four supporting mechanisms, the The right-angle hollow seats are arranged at the bottoms of the adjacent ends of the two support mechanisms, a heat dissipation mechanism is arranged between the four right-angle hollow seats, the tops of the four support mechanisms are all provided with a fixing mechanism, and the bottoms of the four right-angle hollow seats are all provided. With adsorption mechanism.

Further, the support mechanism includes a hollow plate, and two movable frames are arranged inside the hollow plate, and one end of the two movable frames is fixed with a U-shaped seat, and the two U-shaped seats are respectively arranged on the hollow plate. Both ends are in contact with the hollow plate.

Further, the inner end of the movable frame is provided with an opening, the inner end of the hollow plate is provided with a plurality of through holes, the through holes are arranged at the inner end of the opening, and the outer end of the hollow plate is fixed with a cover plate by bolts, The cover plate is provided with a plurality of wire-passing grooves, locking bolts are threaded on both sides of the top end of the hollow plate, and one end of the locking bolts is in contact with the top end of the movable frame.

Further, two sliding grooves are provided at the inner bottom end of the hollow plate, and a sliding block is fixedly arranged at the bottom end of the movable frame, and the sliding block is slidably arranged inside the sliding groove.

Further, a connecting rod is arranged between two adjacent U-shaped seats, wherein the two ends of the three connecting rods are respectively connected with the U-shaped seats at both ends through the rotating shaft, and one end of the other connecting rod is connected with one end of the connecting rod. The U-shaped seat is movably connected by a rotating shaft, and the other end of the connecting rod is fixedly connected with the U-shaped seat at the other end by fastening bolts.

Further, insert blocks are fixed on both sides of the bottom end of the hollow plate, two slots are provided at the top of the right-angle hollow seat, and two insert blocks adjacent to two adjacent hollow plates are respectively inserted into the sockets. Inside the two slots at the top of the right-angle hollow seat.

Further, the heat dissipation mechanism includes four first water pipes, the first water pipes are composed of two pipes connected by quick joints, the four first water pipes are arranged between the four right-angle hollow seats, and the four Each of the right-angle hollow seats is connected through the four first water pipes, one of the first water pipes is fixed with a casing, the casing is arranged at the inner bottom of the four hollow plates, and the interior of the casing is separated by a partition plate A first cavity and a second cavity are formed, the first water pipe is communicated with the interior of the first cavity, and a double-shaft motor is fixed inside the second cavity, and the two output shaft ends of the double-shaft motor are both Fan blades are fixedly arranged, and the two fan blades are respectively arranged inside the first cavity and the second cavity, and a ventilation pipe is fixed on one side of the casing, and the ventilation pipe is arranged on the front side of the first water pipe and is connected with the first water pipe. The interior of the second cavity is communicated, the ventilation pipe is fixed on the inner side of one of the right-angle hollow seats, and a side wall of the right-angle hollow seat is fixedly provided with a mounting frame, and the interior of the mounting frame is fixed with cooling fins and cooling fins The cooling fins are arranged on one side of the cooling fins and inside the right-angle hollow seat, the ventilation pipes are arranged on one side of the mounting frame, and the bottom end of the ventilation pipes is connected to an inlet with a one-way valve. The air pipe, the bottom end of the air intake pipe is fixed with a filter screen, the rear end of the right-angle hollow seat on which the mounting frame is installed is fixed with a second water pipe, and an on-off valve is installed on the second water pipe.

Further, the fixing mechanism includes a box body, the box body is fixed on the bottom end of the casing, the top end of the box body is communicated with the inside of the first cavity through an air outlet pipe, and a one-way valve is fixed on the air outlet pipe, The rear end and the front end of the box body are respectively fixed with three first air pipes and a first air pipe, the top ends of the four hollow panels are fixed with an insulating outer panel by bolts, and the interiors of the four insulating outer panels are A heat-insulating inner splint is provided, the heat-insulating inner splint extends out of the inner end of the heat-insulating outer plate, and the outer ends of the four heat-insulating outer plates are fixedly provided with second air pipes and are all provided with micro-holes. It is arranged on one side of the second trachea, and hoses are respectively connected between the four second trachea and the four first trachea through quick joints.

Further, the outer end of the thermal insulation inner plywood is inlaid with a sealing strip, the sealing strip is arranged inside the thermal insulation outer plate, and the outer end of the sealing strip is in contact with the inner wall of the thermal insulation outer plate.

Further, the adsorption mechanism includes a hollow bottom plate, the hollow bottom plate is fixed on the bottom end of the right-angle hollow seat, the bottom end of the hollow bottom plate is fixed with a rubber pad, and a communication pipe is communicated between the four hollow bottom plates, so The communication pipe is arranged on the outside of the casing, and the communication pipe is composed of two pipes connected by quick joints. The outer end of the hollow bottom plate is fixedly provided with a fourth air pipe with an on-off valve installed. A third air pipe is communicated between the air intake pipes, and an on-off valve is installed on the third air pipe.

The embodiments of the present invention have the following advantages:

1. The present invention adjusts the length of the support mechanism, and then adjusts the size enclosed by the four support mechanisms, and then inserts the two insert blocks on the adjacent hollow boards into the two slots on a right-angle hollow seat, so that the The four right-angle hollow seats are located at the bottom corners of the rectangle enclosed by the four support mechanisms to improve the stability between the four support mechanisms, and then high-precision measuring instruments are installed on the top of the four support mechanisms, so that the support mechanism can adapt to different Installation of large and small high-precision measuring instruments to expand the scope of application;

2. The present invention drives the fan blades in the first cavity to rotate through the biaxial motor of the heat dissipation mechanism, so that the water inside the four right-angle hollow seats flows, and at the same time, the biaxial motor drives the fan blades in the second cavity to rotate and the cooling fins , so that the water flow and the bottom of the high-precision measuring instrument continue to exchange heat, which is conducive to the heat dissipation of the high-precision measuring instrument, which is conducive to the normal operation of the high-precision measuring instrument;

3. In the present invention, the air in the second cavity enters the box body during heat dissipation, and then the air enters the thermal insulation inner plywood, thereby pushing the thermal insulation inner plywood to move inwardly to clamp the high-precision measuring instrument therein, thereby increasing the height of the box. The stability of the precision measuring instrument;

4. In the present invention, the air in the hollow bottom plate enters the air intake pipe during heat dissipation, so that a negative pressure is generated inside the hollow bottom plate, so that the hollow bottom plate and the platform are closely adsorbed, thereby improving the placement stability of the right-angle hollow seat, thereby improving the high-precision measuring instrument When removing, open the switch valve on the fourth air pipe, so that the outside air enters the hollow bottom plate through the fourth air pipe, so as to facilitate the separation of the hollow bottom plate and the platform;

5. In the present invention, the hollow plate and the right-angle hollow seat can be disassembled, the four supporting mechanisms can be folded, the four right-angle hollow seats and the heat dissipation mechanism can be disassembled, and the four fixing mechanisms and the four adsorption mechanisms can be disassembled, thereby facilitating the transfer and storage.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be obtained according to the extension of the drawings provided without creative efforts.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions for the implementation of the present invention, so there is no technical The substantive meaning above, any modification of the structure, the change of the proportional relationship or the adjustment of the size should still fall within the technical content disclosed in the present invention without affecting the effect and the purpose that the present invention can produce. within the range that can be covered.

Fig. 1 is the overall structure schematic diagram provided by the present invention;

Fig. 2 is the top sectional view of four support mechanisms provided by the present invention;

Figure 3 is a front cross-sectional view of a hollow plate provided by the present invention;

4 is a schematic diagram of the extension of the support mechanism provided by the present invention;

5 is a perspective view of a movable frame provided by the present invention;

6 is a schematic diagram of four supporting mechanisms storage provided by the present invention;

7 is a front cross-sectional view of a heat dissipation mechanism provided by the present invention;

Fig. 8 is the top sectional view of the right-angle hollow seat provided by the present invention;

Fig. 9 is the enlarged view of A part in Fig. 8 provided by the present invention;

10 is a top sectional view of four fixing mechanisms provided by the present invention;

Figure 11 is an enlarged view of part B in Figure 10 provided by the present invention;

Figure 12 is a partial perspective view of the thermal insulation inner splint provided by the present invention;

In the figure: 1 right-angle hollow seat, 2 supporting mechanism, 3 cooling mechanism, 4 fixing mechanism, 5 adsorption mechanism, 6 hollow plate, 7 movable frame, 8 U-shaped seat, 9 first water pipe, 10 shell, 11 partition, 12 First cavity, 13 Second cavity, 14 Biaxial motor, 15 fan blades, 16 Shell, 17 Mounting frame, 18 Refrigeration fins, 19 Heat dissipation fins, 20 Box body, 21 Air outlet pipe, 22 First air pipe, 23 Insulation outer plate, 24 insulation inner splint, 25 second air pipe, 26 hose, 27 micro-hole, 28 hollow bottom plate, 29 rubber pad, 30 third air pipe, 31 air intake pipe, 32 connecting pipe, 33 fourth air pipe, 34 through holes, 35 cover plates, 36 connecting rods, 37 rotating shafts, 38 fastening bolts, 39 locking bolts, 40 inserts, 41 chute, 42 slider, 43 slot, 44 second water pipe, 45 sealing strip, 46 through the wire slot, 47 opening.

Detailed ways

The embodiments of the present invention are described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the present invention. , not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to the accompanying drawings 1-6 of the specification, a high-precision measuring instrument mounting base for engineering surveying and mapping of this embodiment includes four right-angle hollow seats 1 , and four supporting mechanisms 2 are arranged on the top of the right-angle hollow seats 1 , so The right-angle hollow seats 1 are arranged at the bottom of two adjacent ends of the two supporting mechanisms 2, a heat dissipation mechanism 3 is arranged between the four right-angle hollow seats 1, and a fixing mechanism 4 is arranged on the top of the four supporting mechanisms 2. The bottom of the right-angle hollow seat 1 is provided with an adsorption mechanism 5 .

Further, the support mechanism 2 includes a hollow plate 6, and two movable frames 7 are arranged inside the hollow plate 6, and a U-shaped seat 8 is fixed at one end of the two movable frames 7. The seats 8 are respectively arranged at both ends of the hollow plate 6 and are in contact with the hollow plate 6 .

Further, the inner end of the movable frame 7 is provided with an opening 47 , the inner end of the hollow plate 6 is provided with a plurality of through holes 34 , the through holes 34 are provided at the inner end of the opening 47 , and the outer end of the hollow plate 6 passes through. A cover plate 35 is provided for fixing the bolts, and a plurality of wire passage slots 46 are opened on the cover plate 35. Locking bolts 39 are threaded on both sides of the top of the hollow plate 6, and one end of the locking bolts 39 is connected to the movable frame. 7 The top ends are in contact, the through hole 34, the opening 47 and the wire slot 46 are all convenient for the high-precision measuring instrument to pass the wire, and the wires of the high-precision measuring instrument can be stored in the hollow plate 6 to improve the aesthetics.

Further, two sliding grooves 41 are provided at the bottom end of the hollow plate 6 , and a sliding block 42 is fixed at the bottom end of the movable frame 7 . The sliding block 42 is slidably arranged inside the sliding groove 41 , and the movable frame 7 moves At the same time, the slider 42 is driven to move along the chute 41 to prevent the movable frame 7 from being separated from the hollow plate 6 .

Further, a connecting rod 36 is arranged between two adjacent U-shaped seats 8, wherein the two ends of the three connecting rods 36 are respectively connected with the U-shaped seats 8 at both ends through the rotating shaft 37, and the other connecting rod 36 is movably connected. One end of the rod 36 is movably connected with the U-shaped seat 8 at one end through the rotating shaft 37 , and the other end of the connecting rod 36 is fixedly connected with the U-shaped seat 8 at the other end by fastening bolts 38 to facilitate the folding and storage of the four hollow panels 6 .

Further, insert blocks 40 are fixed on both sides of the bottom end of the hollow plate 6 , two slots 43 are opened at the top of the right-angle hollow seat 1 , and two adjacent insert blocks on the two adjacent hollow plates 6 are provided. The blocks 40 are respectively inserted into the two slots 43 at the top of the right-angle hollow seat 1. Insert the two insert blocks 40 on the adjacent hollow boards 6 into the two slots 43 on a right-angle hollow seat 1, so that four The right-angle hollow seat 1 is located at the bottom corner of the rectangle enclosed by the four support mechanisms 2 , so as to improve the stability between the four support mechanisms 2 .

The specific implementation scenario is as follows: loosen the locking bolt 39 to release the lock between the hollow plate 6 and the movable frame 7, then pull the movable frame 7 outward along the hollow plate 6 to a suitable position, and then tighten the locking bolt 39 to prevent the movable frame 7. The frame 7 is fixed to adjust the length of the support mechanism 2, as shown in Figure 4, and then the size of the four support mechanisms 2 can be adjusted, and then the two insert blocks 40 on the adjacent hollow plates 6 are inserted into a right angle. In the two slots 43 on the hollow seat 1, the four right-angle hollow seats 1 are located at the bottom corners of the rectangle enclosed by the four support mechanisms 2, so as to improve the stability between the four support mechanisms The measuring instrument is installed on the top of the four support mechanisms 2, so that the support mechanism 2 can adapt to the installation of high-precision measuring instruments of different sizes and expand the scope of application. When storing, the hollow plate 6 is separated from the right-angle hollow seat 1, and then disassembled and fastened. bolt 38, and then retract the movable frame 7 into the hollow plate 6 to shorten the support mechanism 2, and then rotate and fold the U-shaped seat 8 around the rotating shaft 37, as shown in FIG. 2Transportation and storage.

Referring to Figures 1, 2 and 7-10 of the description, a high-precision measuring instrument mounting base for engineering surveying and mapping of this embodiment, the heat dissipation mechanism 3 includes four first water pipes 9, the first water pipes 9 is composed of two pipes connected by quick joints, and the four first water pipes 9 are arranged between the four right-angle hollow seats 1, and the four right-angle hollow seats 1 are connected through the four first water pipes 9. , one of the first water pipes 9 is fixedly provided with a casing 10, the casing 10 is arranged at the inner bottom of the four hollow plates 6, and the interior of the casing 10 is divided into a first cavity 12 and a second hollow by the partition plate 11. Cavity 13, the first water pipe 9 communicates with the interior of the first cavity 12, the second cavity 13 is fixedly provided with a biaxial motor 14, and the two output shaft ends of the biaxial motor 14 are fixedly provided with Fan blades 15, two of the fan blades 15 are respectively arranged inside the first cavity 12 and the second cavity 13, a ventilation pipe 16 is fixed on one side of the casing 10, and the ventilation pipe 16 is arranged in the first water pipe 9. The front side is communicated with the inside of the second cavity 13, the ventilation pipe 16 is fixedly arranged on the inner side of one of the right-angle hollow seats 1, and a side wall of the right-angle hollow seat 1 is fixedly provided with a mounting frame 17. A cooling fin 18 and a cooling fin 19 are fixed inside the frame 17 , the cooling fin 19 is arranged on one side of the cooling fin 18 and inside the right-angle hollow seat 1 , and the ventilation pipe 16 is arranged on the mounting frame 17 On one side, the bottom end of the ventilation pipe 16 is connected to an air intake pipe 31 with a one-way valve installed. A second water pipe 44 is fixedly provided, and an on-off valve is installed on the second water pipe 44 .

The implementation scenario is as follows: after the high-precision measuring instrument is installed on the four supporting mechanisms 2, the heat dissipation mechanism 3 is at the bottom of the high-precision measuring instrument, and water is injected into the four connected right-angle hollow seats 1 through the second water pipe 44, and then the The power supply of the biaxial motor 14 and the refrigerating sheet 18 is turned on and the biaxial motor 14 works to drive the fan blades 15 to rotate, and the fan blades 15 in the first cavity 12 rotate to drive the surrounding water flow, so that the inner When the water flows, the rotation of the fan blades 15 in the second cavity 13 drives the surrounding airflow to circulate, so that the outside air enters the ventilation pipe 16 through the air intake pipe 31 in one direction, and then takes away the heat of the hot end of the cooling sheet 18 and enters the second cavity 13 In the middle, the cold end of the cooling fin 18 exchanges heat with the water flow in the right-angle hollow seat 1 through the cooling fins 19, which facilitates the heat exchange between the water flow and the bottom of the high-precision measuring instrument, which is conducive to the heat dissipation of the high-precision measuring instrument and is conducive to high-precision measurement. The instrument works normally, and since the first water pipe 9 is detachable, the four right-angle hollow seats 1 can be disassembled, thereby facilitating the transport and storage of the heat dissipation mechanism 3 and the right-angle hollow seats 1 .

1 and 10-12 of the specification, a high-precision measuring instrument mounting base for engineering surveying and mapping in this embodiment, the fixing mechanism 4 includes a box body 20, and the box body 20 is fixedly arranged at the bottom end of the casing 10 The top of the box body 20 is communicated with the inside of the first cavity 12 through the air outlet pipe 21, the air outlet pipe 21 is fixed with a one-way valve, and the rear end and the front end of the box body 20 are respectively fixed with three first air pipes 22 and a first air pipe 22, the tops of the four hollow panels 6 are all fixed with an insulating outer panel 23 by bolts, and an insulating inner plywood 24 is provided inside the four insulating outer panels 23. The thermal inner plywood 24 extends out of the inner end of the heat insulating outer plate 23 , and the outer ends of the four heat insulating outer plates 23 are fixedly provided with second air pipes 25 and are all provided with micro-holes 27 , and the micro-holes 27 are arranged in the second air pipe 25 . On one side of the air pipe 25 , hoses 26 are respectively connected between the four second air pipes 25 and the four first air pipes 22 through quick joints.

Further, a sealing strip 45 is embedded in the outer end of the heat insulating inner plywood 24, the sealing strip 45 is arranged inside the heat insulating outer plate 23, and the outer end of the sealing strip 45 is in contact with the inner wall of the heat insulating outer plate 23, and The outer end of the insulating inner plate 24 is sealed with the inner wall of the insulating outer plate 23 .

The implementation scenario is as follows: the high-precision measuring instrument installed on the top of the support mechanism 2 is located inside the four thermal insulation inner splints 24, the air in the second cavity 13 enters the box body 20 in one direction through the air outlet pipe 21, and then the air passes through The first trachea 22, the hose 26 and the second trachea 25 enter into the insulating inner splint 24, thereby pushing the insulating inner splint 24 to move inward, so that the four insulating inner splints 24 clamp the high-precision measuring instruments therein , improve the stability of the high-precision measuring instrument, and at the same time, the air in the thermal insulation outer plate 23 is discharged through the micro holes 27, and the air intake in the thermal insulation inner plate 24 is kept larger than the air output from the micro holes 27, which can stably maintain the thermal insulation inner plate. 24 The clamping effect of high-precision measuring instruments, in addition, the heat insulation outer plate 23 and the hollow plate 6 are detachable by bolting, and the hose 26 is detachable from the second air pipe 25 and the first air pipe 22, so as to facilitate the fixing mechanism 4 Transport and storage.

Referring to Figures 1, 7 and 8 of the description, a high-precision measuring instrument mounting base for engineering surveying and mapping of this embodiment, the adsorption mechanism 5 includes a hollow bottom plate 28, and the hollow bottom plate 28 is fixed on the right-angle hollow seat 1 The bottom end, the bottom end of the hollow bottom plate 28 is fixedly provided with a rubber pad 29, and a communication pipe 32 is communicated between the four hollow bottom plates 28. The outer end of the hollow bottom plate 28 is fixed with a fourth air pipe 33 installed with an on-off valve, and a third air pipe is connected between the hollow bottom plate 28 close to the air intake pipe 31 and the air intake pipe 31. 30. An on-off valve is installed on the third air pipe 30.

The specific implementation scenario is as follows: the right-angle hollow seat 1 is placed on the platform, and the hollow bottom plate 28 of the adsorption mechanism 5 at the bottom of the right-angle hollow seat 1 is on the platform, and the air is sucked through the air intake pipe 31 when dissipating heat. The air enters the air intake pipe 31 through the third air pipe 30. Since the four hollow bottom plates 28 are connected through the communication pipe 32, a negative pressure is generated inside the four hollow bottom plates 28, and a rubber pad 29 is provided between the hollow bottom plate 28 and the platform. , and then make the hollow bottom plate 28 and the platform tightly adsorbed, thereby improving the placement stability of the right-angle hollow seat 1, and then improving the placement stability of the high-precision measuring instrument. When the hollow bottom plate 28 is removed from the platform, the on-off valve on the fourth air pipe 33 is opened, so that the external air enters the hollow bottom plate 28 through the fourth air pipe 33, thereby facilitating the separation of the hollow bottom plate 28 and the platform. It is detachable, so as to facilitate the transport and storage of the adsorption mechanism 5 .

Although the present invention has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present invention, which will be obvious to those skilled in the art. Therefore, these modifications or improvements made without departing from the spirit of the present invention fall within the scope of the claimed protection of the present invention.

Claims (10)

1. A high-precision measuring instrument mounting base for engineering surveying and mapping, comprising four right-angle hollow seats (1), characterized in that: the top of the right-angle hollow seats (1) is provided with four supporting mechanisms (2), so The right-angle hollow seats (1) are arranged at the bottom of two adjacent ends of the two supporting mechanisms (2), a heat dissipation mechanism (3) is arranged between the four right-angle hollow seats (1), and the four supporting mechanisms (2) The tops are provided with fixing mechanisms (4), and the bottoms of the four right-angle hollow seats (1) are provided with adsorption mechanisms (5). 2 . A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 1 , wherein the support mechanism ( 2 ) comprises a hollow plate ( 6 ), and the hollow plate ( 6 ) is internally provided with a hollow plate ( 6 ). There are two movable frames (7), one end of the two movable frames (7) is fixedly provided with a U-shaped seat (8), and the two U-shaped seats (8) are respectively arranged at both ends of the hollow plate (6). And contact with the hollow plate (6). 3. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 2, characterized in that: an opening (47) is opened at the inner end of the movable frame (7), and the hollow plate (6) The inner end is provided with a plurality of through holes (34), the through holes (34) are arranged at the inner end of the opening (47), and the outer end of the hollow plate (6) is fixed with a cover plate (35) by bolts. The cover plate (35) is provided with a plurality of wire passage slots (46), and locking bolts (39) are threaded on both sides of the top of the hollow plate (6). One end of the locking bolts (39) is connected to the movable frame (7) The top ends are in contact. 4. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 2, characterized in that: the inner bottom end of the hollow plate (6) is provided with two chutes (41), the movable The bottom end of the frame (7) is fixedly provided with a slider (42), and the slider (42) is slidably arranged inside the chute (41). 5. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 2, wherein a connecting rod (36) is provided between two adjacent U-shaped seats (8), wherein The two ends of the three connecting rods (36) are respectively connected with the U-shaped seats (8) at both ends through the rotating shaft (37), and one end of the other connecting rod (36) is connected with the U-shaped seat (8) at one end through the rotating shaft. (37) Actively connected, the other end of the connecting rod (36) and the U-shaped seat (8) at the other end are fixedly connected by fastening bolts (38). 6. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 2, characterized in that: insert blocks (40) are fixed on both sides of the bottom end of the hollow plate (6), and the Two slots (43) are provided at the top of the right-angle hollow seat (1), and two adjacent insert blocks (40) on the two adjacent hollow boards (6) are respectively inserted into the top of the right-angle hollow seat (1). Inside the two slots (43). 7. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 2, characterized in that: the heat dissipation mechanism (3) comprises four of the first water pipes (9), the first The water pipes (9) are composed of two pipes connected by quick joints, and the four first water pipes (9) are arranged between the four right-angle hollow seats (1), and the four right-angle hollow seats (1) pass through the four right-angle hollow seats (1). The first water pipes (9) are communicated with each other, and a casing (10) is fixed on one of the first water pipes (9). The casing (10) is arranged at the inner bottom of the four hollow plates (6). The interior of the casing (10) is divided into a first cavity (12) and a second cavity (13) by a partition plate (11), and the first water pipe (9) is communicated with the interior of the first cavity (12), so A biaxial motor (14) is fixed inside the second cavity (13), and fan blades (15) are fixed on both output shaft ends of the biaxial motor (14). 15) They are respectively arranged inside the first cavity (12) and the second cavity (13), a ventilation pipe (16) is fixed on one side of the casing (10), and the ventilation pipe (16) is arranged in the first cavity (10). The front side of the water pipe (9) communicates with the inside of the second cavity (13), the ventilation pipe (16) is fixedly arranged on the inner side of one of the right-angle hollow seats (1), and the inner side of the right-angle hollow seat (1) A mounting frame (17) is fixed to the wall, and a cooling fin (18) and a cooling fin (19) are fixed inside the mounting frame (17). The ventilation pipe (16) is arranged on one side of the mounting frame (17), and the bottom end of the ventilation pipe (16) is connected with an inlet port with a one-way valve. The air pipe (31), the bottom end of the air intake pipe (31) is fixed with a filter screen, and the rear end of the right-angle hollow seat (1) on which the mounting frame (17) is installed is fixed with a second water pipe (44), so An on-off valve is installed on the second water pipe (44). 8. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 7, characterized in that: the fixing mechanism (4) comprises a box body (20), and the box body (20) is fixedly arranged At the bottom end of the casing (10), the top of the box body (20) is communicated with the inside of the first cavity (12) through an air outlet pipe (21), and a one-way valve is fixed on the air outlet pipe (21). The rear end and the front end of the box body (20) are respectively fixed with three first air pipes (22) and one first air pipe (22), and the top ends of the four hollow plates (6) are fixed with heat insulation outer plates ( 23), the interior of the four thermally insulating outer plates (23) are provided with thermally insulating inner plywood (24), and the thermally insulating inner plywood (24) extends out of the inner end of the thermally insulating outer plate (23), and the four thermal insulation The outer ends of the heat insulating outer plate (23) are fixedly provided with second air pipes (25) and are provided with micro-holes (27), the micro-holes (27) are arranged on one side of the second air pipe (25), and four air pipes (25) are provided. The second air pipe (25) and the four first air pipes (22) are respectively connected with hoses (26) through quick joints. 9. A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 8, characterized in that: a sealing strip (45) is inlaid at the outer end of the heat insulating inner plywood (24), and the sealing strip (45) is arranged inside the insulating outer plate (23), and the outer end of the sealing strip (45) is in contact with the inner wall of the insulating outer plate (23). 10 . A high-precision measuring instrument mounting base for engineering surveying and mapping according to claim 7 , wherein the adsorption mechanism ( 5 ) comprises a hollow bottom plate ( 28 ), and the hollow bottom plate ( 28 ) is fixedly provided. 11 . At the bottom end of the right-angle hollow seat (1), the bottom end of the hollow bottom plate (28) is fixedly provided with a rubber pad (29), and a communication pipe (32) is communicated between the four hollow bottom plates (28). The pipe (32) is arranged on the outer side of the casing (10), the communication pipe (32) is composed of two pipes connected by quick joints, and the outer end of the hollow bottom plate (28) is fixedly provided with a fourth gas pipe with an on-off valve installed (33), a third air pipe (30) is communicated between the hollow bottom plate (28) close to the air intake pipe (31) and the air intake pipe (31), and an on-off valve is installed on the third air pipe (30).

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