Gas compressor

Abstract

The utility model discloses a gas compressor which comprises supporting legs and a supporting frame, the supporting frame is installed at the top ends of the supporting legs, a protective shell is installed at the top end of the supporting frame, ventilation holes are formed in the top end of the protective shell, and drawing rails are symmetrically installed on the inner wall of the supporting frame. Drawing sliding rails are slidably mounted in the drawing rails, a sliding plate is arranged in the supporting frame, the sliding plate is slidably connected with the drawing sliding rails, a fixing block is mounted at the bottom end of the sliding plate, a movable shaft is mounted at the center of the fixing block, and the movable shaft is movably connected with the fixing block. And a first sleeve is mounted at the bottom end of the movable shaft. According to the utility model, not only are convenient movement and adjustment to adapt to different mounting sizes and convenient meshing type air compression realized, but also the telescopic folding support of the compressor and the rapid compression operation of air are facilitated, and the protection effect on the compressor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas compressors, in particular to a gas compressor. Background Art

[0002] A gas compressor is a device used to compress gas. The structure of an air compressor is similar to that of a water pump. Most air compressors are reciprocating piston type, with rotating blades or rotating screws. Traditional gas compressors are mostly fixed and exposed for use, and their protection effect is poor. They are easily damaged from the outside. In order to improve this situation, a body compressor is proposed.

[0003] For example, a gas compressor disclosed in the authorization announcement number CN212337567U includes a shell, an air inlet pipe is provided on one side of the shell, an air exhaust pipe is provided on the other side of the shell, valves are provided on the air inlet pipe and the air exhaust pipe, a baffle is fixedly installed on the inner wall of the side of the shell, a motor is fixedly installed on the top of the baffle, a rotating disk is fixedly sleeved on the output shaft of the motor, and fixing plates are fixedly installed on the inner walls of both sides of the shell;

[0004] Although the motor provides power, the rotating disk and other structures cooperate to make the piston move up and down to complete the extraction and exhaust, and the cooperation of the first sliding plug and the second sliding plug enables the piston to achieve gas compression by moving up and down, the whole process is simple in principle and easy to implement;

[0005] However, the problem that the existing gas compressor is not conducive to convenient movement and adjustment to adapt to different installation sizes and convenient meshing air compression during use, is not conducive to telescopic and folding support of the compressor and rapid compression of gas, which affects the protection effect of the compressor. Utility Model Content

[0006] The purpose of the utility model is to provide a gas compressor to solve the problem proposed in the above background technology that the gas compressor is not convenient to move and adjust to adapt to different installation sizes and convenient meshing air compression, which is not conducive to the telescopic and folding support of the compressor and the rapid compression operation of the gas, thus affecting the protection effect of the compressor.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gas compressor, comprising a support leg and a support frame, a support frame is installed at the top of the support leg, a protective shell is installed at the top of the support frame, a ventilation hole is installed at the top of the protective shell, a pull-out rail is symmetrically installed on the inner wall of the support frame, a pull-out rail is slidably installed inside the pull-out rail, a sliding plate is provided inside the support frame, and the sliding plate is slidably connected to the pull-out rail, a fixed block is installed at the bottom end of the sliding plate, a movable shaft is installed at the center position of the fixed block, and the movable shaft is movably connected to the fixed block, a first sleeve is installed at the bottom end of the movable shaft, a second sleeve is slidably installed inside the first sleeve, a sliding rod is slidably installed inside the second sleeve, pin holes are installed on the side walls of the sliding rod, the first sleeve and the second sleeve, and pins are provided inside the pin holes.

[0008] Preferably, a mounting frame is installed on the top of the sliding plate, and a fixed mounting block is installed on the top of the mounting frame.

[0009] Preferably, a servo motor is installed on the side wall of the mounting frame, a threaded rod is installed on the output end of the servo motor, and the threaded rod is movably connected to the mounting frame.

[0010] Preferably, a threaded sleeve is sleeved on the surface of the threaded rod, and the threaded sleeve is threadedly connected to the threaded rod, and the threaded sleeve is slidably connected to the mounting bracket.

[0011] Preferably, a movable mounting block is installed on the top end of the threaded sleeve, and the movable mounting block is slidably connected to the mounting frame.

[0012] Preferably, a gas compressor body is installed on the top of the fixed mounting block and the movable mounting block, and two groups of compression screws are movably installed inside the gas compressor body, and the two groups of compression screws are meshed with each other.

[0013] Preferably, a stepper motor is installed on the side wall of the gas compressor body, an articulated shaft is installed at the output end of the stepper motor, and the articulated shaft is connected to a group of compression screws.

[0014] Preferably, an air inlet is installed at the top of the gas compressor body, and an air outlet is installed at a side of the gas compressor body away from the stepper motor.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the gas compressor not only realizes convenient mobile adjustment to adapt to different installation sizes and convenient meshing air compression, facilitates telescopic and folding support of the compressor and rapid compression of gas, but also improves the protection effect of the compressor;

[0016] (1) By pulling the sliding plate, the sliding plate slides inside the pull-out slide rail, and the pull-out slide rail slides inside the pull-out rail, the sliding plate is stretched to the outside of the support frame, the first sleeve is rotated, and under the support of the fixed block, the first sleeve rotates around the movable shaft as the axis, the second sleeve is pulled to pull the second sleeve out of the first sleeve, and then the sliding rod is pulled to pull the sliding rod out of the second sleeve, and multiple groups of pins are inserted into the pin holes to respectively fix the sliding rod, the second sleeve and the first sleeve to support the sliding plate, so as to prevent the weight of the gas compressor body from being too heavy and causing falling damage, and the servo motor is driven to move the second sleeve out of the first sleeve. The threaded rod is driven to rotate, the threaded rod drives the threaded sleeve to move, and the threaded sleeve drives the movable mounting block to move, so as to adjust the distance between the movable mounting block and the fixed mounting block to adapt to the installation sizes of different compressors, and then the gas compressor body is fixed on the fixed mounting block and the movable mounting block. After the installation is completed, the above operation is repeated in reverse to send the gas compressor body into the interior of the protective shell, and the protective shell is used to protect the gas compressor body, so as to realize convenient mobile adjustment to adapt to different installation sizes, facilitate the telescopic and folding support of the compressor, and improve the protection effect of the compressor;

[0017] (2) The articulated shaft is driven to rotate by a stepper motor, which in turn drives a group of compression screws to rotate, which in turn drives another group of compression screws to rotate. The two groups of compression screws compress the gas entering the air inlet to the bottom space of the gas compressor body and discharge it through the air outlet. The ventilation holes serve the function of ventilation and heat dissipation to complete the gas compression work, thereby realizing convenient meshing air compression and facilitating the rapid compression of the gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the three-dimensional structure of the sliding plate of the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the first sleeve of the utility model;

[0021] Figure 4 It is a front cross-sectional structural schematic diagram of the mounting frame of the utility model;

[0022] Figure 5 It is a front cross-sectional structural schematic diagram of the gas compressor body of the utility model;

[0023] Figure 6 It is a schematic diagram of the three-dimensional structure of the compression screw of the utility model.

[0024] In the figure: 1. support leg; 2. support frame; 3. protective shell; 4. gas compressor body; 5. mounting frame; 6. sliding plate; 7. pull-out rail; 8. fixed mounting block; 9. pull-out slide rail; 10. movable mounting block; 11. threaded rod; 12. first sleeve; 13. second sleeve; 14. sliding rod; 15. servo motor; 16. ventilation hole; 17. pin; 18. fixed block; 19. movable shaft; 20. threaded sleeve; 21. air inlet; 22. stepper motor; 23. compression screw; 24. air outlet; 25. hinge shaft; 26. pin hole. DETAILED DESCRIPTION

[0025] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0026] See also Figure 1-6 , the utility model provides an embodiment: a gas compressor, including a support leg 1 and a support frame 2, the support frame 2 is installed at the top of the support leg 1, the protective shell 3 is installed at the top of the support frame 2, the top of the protective shell 3 is installed with a ventilation hole 16, the inner wall of the support frame 2 is symmetrically installed with a pull-out rail 7, the inside of the pull-out rail 7 is slidably installed with a pull-out slide rail 9, the inside of the support frame 2 is provided with a sliding plate 6, and the sliding plate 6 is slidably connected with the pull-out slide rail 9, the bottom end of the sliding plate 6 is installed with a fixed block 18, the center position of the fixed block 18 is installed with a movable shaft 19, and the movable shaft 19 is movably connected with the fixed block 18, the bottom end of the movable shaft 19 is installed with a first sleeve 12, the inside of the first sleeve 12 is slidably installed with a second sleeve 13, the inside of the second sleeve 13 is slidably installed with a sliding rod 14, the side walls of the sliding rod 14, the first sleeve 12 and the second sleeve 13 are all installed with pin holes 26, and the inside of the pin holes 26 is provided with pins 17;

[0027] First, the device is connected to an external controller and an external circuit, the sliding plate 6 is pulled, the sliding plate 6 slides inside the pull-out slide rail 9, and the pull-out slide rail 9 slides inside the pull-out rail 7 to stretch the sliding plate 6 to the outside of the support frame 2, the first sleeve 12 is rotated, and under the support of the fixed block 18, the first sleeve 12 rotates around the movable shaft 19, the second sleeve 13 is pulled, and the second sleeve 13 is pulled out from the first sleeve 12, and then the sliding rod 14 is pulled out from the second sleeve 13, and multiple groups of pins 17 are inserted into the pin holes 26 to fix the sliding rod 14, the second sleeve 13 and the first sleeve 12 respectively, so that they support the sliding plate 6 to prevent the gas compressor body 4 from being too heavy and causing falling damage, and the servo motor 15 is turned on by external control, The servo motor 15 drives the threaded rod 11 to rotate. Under the threaded connection between the threaded rod 11 and the threaded sleeve 20, and under the sliding cooperation between the threaded sleeve 20 and the mounting frame 5, the threaded rod 11 drives the threaded sleeve 20 to move, and the threaded sleeve 20 drives the movable mounting block 10 to move, so as to adjust the distance between the movable mounting block 10 and the fixed mounting block 8 to adapt to the installation sizes of different compressors. Then, the gas compressor body 4 is fixed on the fixed mounting block 8 and the movable mounting block 10. After the installation is completed, the above operation is repeated in reverse to send the gas compressor body 4 into the interior of the protective shell 3, and the protective shell 3 is used to protect the gas compressor body 4, thereby realizing convenient mobile adjustment to adapt to different installation sizes, facilitating the telescopic and folding support of the compressor, and improving the protection effect of the compressor;

[0028] A mounting frame 5 is installed at the top of the sliding plate 6, a fixed mounting block 8 is installed at the top of the mounting frame 5, a servo motor 15 is installed on the side wall of the mounting frame 5, the servo motor 15 plays a role of power drive, a threaded rod 11 is installed at the output end of the servo motor 15, and the threaded rod 11 is movably connected to the mounting frame 5;

[0029] The surface of the threaded rod 11 is sleeved with a threaded sleeve 20, and the threaded sleeve 20 is threadedly connected to the threaded rod 11, and the threaded sleeve 20 is slidably connected to the mounting frame 5, the top of the threaded sleeve 20 is installed with a movable mounting block 10, and the movable mounting block 10 is slidably connected to the mounting frame 5, the top of the fixed mounting block 8 and the movable mounting block 10 are installed with a gas compressor body 4, and two groups of compression screws 23 are movably installed inside the gas compressor body 4, and the two groups of compression screws 23 are meshed with each other;

[0030] A stepper motor 22 is installed on the side wall of the gas compressor body 4, and the stepper motor 22 plays a role of power drive. An articulated shaft 25 is installed at the output end of the stepper motor 22, and the articulated shaft 25 is connected to a group of compression screws 23;

[0031] An air inlet 21 is installed at the top of the gas compressor body 4, and an air outlet 24 is installed at a side of the gas compressor body 4 away from the stepper motor 22;

[0032] When the gas needs to be compressed, the stepper motor 22 is turned on through external control, and the stepper motor 22 drives the hinge shaft 25 to rotate, and the hinge shaft 25 drives a group of compression screws 23 to rotate. Under the mutual engagement of the two groups of compression screws 23, one group of compression screws 23 drives the other group of compression screws 23 to rotate, and the two groups of compression screws 23 compress the gas entering the air inlet 21 to the bottom space of the gas compressor body 4 and discharge it through the air outlet 24, wherein the ventilation hole 16 plays the function of ventilation and heat dissipation to complete the gas compression work, thereby realizing convenient meshing air compression and facilitating the rapid compression of the gas.

[0033] Working principle: first, the device is connected to an external controller and an external circuit, the sliding plate 6 is pulled, the sliding plate 6 slides inside the pull-out slide rail 9, and the pull-out slide rail 9 slides inside the pull-out rail 7 to stretch the sliding plate 6 to the outside of the support frame 2, the first sleeve 12 is rotated, and under the support of the fixed block 18, the first sleeve 12 rotates around the movable shaft 19, and the second sleeve 13 is pulled to pull the second sleeve 13 out of the first sleeve 12, and then the sliding rod 14 is pulled out of the second sleeve 13, and multiple groups of pins 17 are inserted into the pin holes 26 to fix the sliding rod 14, the second sleeve 13 and the first sleeve 12 respectively, so that they support the sliding plate 6 to prevent the gas compressor body 4 from being too heavy and causing falling injuries, the servo motor 15 drives the threaded rod 11 to rotate, the threaded rod 11 drives the threaded sleeve 20 to move, and the threaded sleeve 20 drives the moving installation The block 10 is moved to adjust the distance between the mobile mounting block 10 and the fixed mounting block 8 to adapt to the installation dimensions of different compressors, and then the gas compressor body 4 is fixedly installed on the fixed mounting block 8 and the mobile mounting block 10. After the installation is completed, the above operation is repeated in reverse to send the gas compressor body 4 into the interior of the protective shell 3, and the protective shell 3 is used to protect the gas compressor body 4. When the gas needs to be compressed, the stepper motor 22 drives the hinge shaft 25 to rotate, and the hinge shaft 25 drives a group of compression screws 23 to rotate. Under the mutual engagement of the two groups of compression screws 23, one group of compression screws 23 drives the other group of compression screws 23 to rotate, and the two groups of compression screws 23 are used to compress the gas entering the air inlet 21 to the bottom space of the gas compressor body 4, and discharge it through the air outlet 24, wherein the ventilation hole 16 plays the function of ventilation and heat dissipation to complete the use of the gas compressor.

[0034] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A gas compressor, comprising a support leg (1) and a support frame (2), characterized in that: A support frame (2) is installed at the top of the support leg (1), a protective shell (3) is installed at the top of the support frame (2), a ventilation hole (16) is installed at the top of the protective shell (3), a pull-out rail (7) is symmetrically installed on the inner wall of the support frame (2), a pull-out rail (9) is slidably installed inside the pull-out rail (7), a sliding plate (6) is arranged inside the support frame (2), and the sliding plate (6) is slidably connected to the pull-out rail (9), a fixing block (18) is installed at the bottom of the sliding plate (6), and the fixing block A movable shaft (19) is installed at the center position of (18), and the movable shaft (19) is movably connected to the fixed block (18), a first sleeve (12) is installed at the bottom end of the movable shaft (19), a second sleeve (13) is slidably installed inside the first sleeve (12), a sliding rod (14) is slidably installed inside the second sleeve (13), pin holes (26) are installed on the side walls of the sliding rod (14), the first sleeve (12) and the second sleeve (13), and pins (17) are arranged inside the pin holes (26).

2. A gas compressor according to claim 1, characterized in that: A mounting frame (5) is installed at the top end of the sliding plate (6), and a fixed mounting block (8) is installed at the top end of the mounting frame (5).

3. A gas compressor according to claim 2, characterized in that: A servo motor (15) is installed on the side wall of the mounting frame (5), a threaded rod (11) is installed on the output end of the servo motor (15), and the threaded rod (11) is movably connected to the mounting frame (5).

4. A gas compressor according to claim 3, characterized in that: A threaded sleeve (20) is sleeved on the surface of the threaded rod (11), the threaded sleeve (20) is threadedly connected to the threaded rod (11), and the threaded sleeve (20) is slidably connected to the mounting frame (5).

5. A gas compressor according to claim 4, characterized in that: A movable installation block (10) is installed on the top end of the threaded sleeve (20), and the movable installation block (10) is slidably connected to the installation frame (5).

6. A gas compressor according to claim 2, characterized in that: A gas compressor body (4) is installed at the top of the fixed mounting block (8) and the movable mounting block (10), and two groups of compression screws (23) are movably installed inside the gas compressor body (4), and the two groups of compression screws (23) are meshed with each other.

7. A gas compressor according to claim 6, characterized in that: A stepper motor (22) is installed on the side wall of the gas compressor body (4), and a hinge shaft (25) is installed on the output end of the stepper motor (22), and the hinge shaft (25) is connected to a group of compression screws (23).

8. A gas compressor according to claim 6, characterized in that: An air inlet (21) is installed at the top of the gas compressor body (4), and an air outlet (24) is installed at a side of the gas compressor body (4) away from the stepper motor (22).

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