Cooling fan structure of high-pressure air compressor

Abstract

The utility model discloses a cooling fan structure of a high-pressure air compressor, which relates to the technical field of high-pressure air compressors and comprises a flywheel main body, a mounting bearing is fixedly mounted in the flywheel main body, a connecting frame is detachably connected to the outer side of the flywheel main body, and a base is movably connected to the top of the connecting frame. An assembly hole is formed in the top of the base, and fan blades are movably connected into the assembly hole in a sleeved mode. The connecting frame, the fixing bolts, the base, the limiting bolts and the fixing bolts are matched with one another, the base is in threaded connection through the limiting bolts, threaded connection between the base and the connecting frame is facilitated, threaded connection between the base and the connecting frame is achieved in cooperation with the fixing bolts, and the function of fixed installation is achieved; the independent fan blades are fixed to the flywheel, a transmission system of an integral impeller is omitted, the use requirement of a compact space is met, and therefore the practicability of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-pressure air compressors, in particular to a cooling fan structure of a high-pressure air compressor. Background Art

[0002] The cooling fan of the high-pressure air compressor is often installed at the front end of the crankshaft of the compressor or at the rear end of the motor shaft. The fan includes a hub and blades, etc., wherein the hub is provided with a mounting hole for connecting with the crankshaft or the motor shaft.

[0003] Existing fan systems are all integral impeller type, with fixed installation methods and complex transmission systems, which affect the use requirements of the internal space of the high-pressure air compressor and the practicality of the device. Utility Model Content

[0004] The utility model aims to provide a high-pressure air compressor cooling fan structure to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A high-pressure air compressor cooling fan structure comprises a flywheel body, a mounting bearing is fixedly installed inside the flywheel body, a connecting frame is detachably connected to the outside of the flywheel body, a base is movably connected to the top of the connecting frame, an assembly hole is opened on the top of the base, and a fan blade is movably sleeved inside the assembly hole.

[0007] A fixing bolt is threadedly connected to one side of the connecting frame, a sleeve column is fixedly installed on the top of the connecting frame, a clamping column is movably installed on the outer side of the sleeve column, the outer side of the clamping column is movably installed on the bottom of the base, and a clamping mechanism is arranged on the other end of the clamping column.

[0008] A sleeve shaft is movably mounted on the bottom of the inner cavity of the assembly hole, and an adjustment mechanism is movably mounted on the outer side of the sleeve shaft.

[0009] A further improvement of the technical solution of the utility model is that the pressing mechanism comprises a limit block, the outer side of the limit block is fixedly installed inside the sleeve column, and the other end of the limit block is movably installed with a reset spring column.

[0010] By adopting the above technical solution, the function of pushing and pressing is achieved through the cooperation between the limit block, the sleeve column and the reset spring column.

[0011] A further improvement of the technical solution of the utility model is that a lifting column is movably installed on one end of the reset spring column away from the limit block, and a threaded rod is threadedly connected to the bottom of the lifting column.

[0012] By adopting the above technical solution, the lifting column and the threaded rod cooperate with each other to achieve the function of pushing and lifting.

[0013] A further improvement of the technical solution of the utility model is that a connecting plate is fixedly installed on one side of the top of the connecting frame, the threaded connection of the connecting plate is provided with a limiting bolt, and one end of the limiting bolt is threadedly connected to the side surface of the base.

[0014] By adopting the above technical solution, the function of threaded connection is achieved through the cooperation between the connecting plate, the limiting bolt and the base.

[0015] A further improvement of the technical solution of the utility model is that the adjustment mechanism comprises a rack push plate, the side surface of the rack push plate is meshed with the outer side of the sleeve shaft, and an electric push column is movably installed at one end of the rack push plate.

[0016] By adopting the above technical solution, the function of transmission adjustment is achieved through the cooperation between the rack push plate and the electric push column.

[0017] A further improvement of the technical solution of the utility model is that a connecting shaft is fixedly installed on the top of the sleeve shaft, a sleeve groove is opened inside the connecting shaft, a connecting sleeve is movably installed inside the sleeve groove, and the top of the connecting sleeve is fixedly installed on the bottom of the fan blade.

[0018] A further improvement of the technical solution of the utility model is that a clamping plate is movably mounted on the inner wall of the sleeve groove, and one end of the clamping plate is movably connected to a telescopic column.

[0019] By adopting the above technical solution, the sleeve groove, the clamping plate and the telescopic column cooperate with each other to achieve the function of telescopic clamping.

[0020] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0021] 1. The utility model provides a high-pressure air compressor cooling fan structure, through the sleeve column, the clamping column, the limit block, the reset spring column, the lifting column and the threaded rod cooperate with each other, the threaded rod slowly descends, and the space on the top of the lifting column gradually increases, so that the reset spring column cooperates with the rebound force to expand and contract, driving the clamping column to contract, thereby facilitating the convenient separation of the connecting frame and the base, and then cooperates with the removal of the limit bolt to achieve the convenient disassembly and installation function, facilitate the equipment to disassemble and maintain a single fan blade, and increase the practicality of the device.

[0022] 2. The utility model provides a high-pressure air compressor cooling fan structure, which cooperates with each other through a connecting frame, a fixing bolt, a base, a limiting bolt and a fixing bolt. The base is threadedly connected with the limiting bolt, which facilitates the threaded connection between the base and the connecting frame, and the connecting frame is threadedly connected with the fixing bolt to achieve the function of fixed installation. The flywheel is the base, and the independent fan blades are fixed on the flywheel, eliminating the transmission system of the integral impeller, meeting the use requirements of compact space, thereby improving the practicability of the equipment.

[0023] 3. The utility model provides a high-pressure air compressor cooling fan structure, which solves the problem that the angle of the cooling fan is fixed and cannot be adjusted, thereby affecting the power usage of the compressor, by cooperating with an assembly hole, a sleeve shaft, a rack push plate, an electric push column, a connecting shaft, a sleeve groove, a telescopic column and a clamping plate. The electric push column is used to telescopically move to drive the inner side of the rack push plate to engage with the transmission sleeve shaft, so that the device can fine-tune the angle of the fan blade, so that the high-pressure air compressor can increase the power of the cooling fan rotation under different environments, thereby improving the cooling effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of the connecting frame of the utility model;

[0026] Figure 3 For the utility model Figure 2 A in the enlarged view;

[0027] Figure 4 This is a schematic diagram of the sleeve shaft structure of the utility model;

[0028] Figure 5 This is a schematic diagram of the lifting column structure of the utility model.

[0029] In the figure: 1. flywheel body; 2. connecting frame; 21. fixing bolt; 22. connecting plate; 23. limiting bolt; 24. sleeve column; 25. pressing column; 251. limiting block; 252. reset spring column; 253. lifting column; 254. threaded rod; 3. base; 31. assembly hole; 32. sleeve shaft; 321. rack push plate; 322. electric push column; 33. connecting shaft; 34. sleeve groove; 35. telescopic column; 36. clamping plate; 4. fan blade; 41. connecting sleeve; 5. install bearing. DETAILED DESCRIPTION

[0030] The present invention is further described in detail below in conjunction with the embodiments:

[0031] like Figure 1-5 As shown, the utility model provides the following technical solutions.

[0032] Example 1

[0033] The present embodiment provides a high-pressure air compressor cooling fan structure, including a flywheel body 1, a mounting bearing 5 is fixedly installed inside the flywheel body 1, a connecting frame 2 is detachably connected to the outside of the flywheel body 1, a base 3 is movably connected to the top of the connecting frame 2, an assembly hole 31 is opened on the top of the base 3, a fan blade 4 is movably sleeved inside the assembly hole 31, a fixing bolt 21 is threadedly connected to one side of the connecting frame 2, a sleeve column 24 is fixedly installed on the top of the connecting frame 2, a clamping column 25 is movably installed on the outside of the sleeve column 24, the outer side of the clamping column 25 is movably installed on the bottom of the base 3, and a clamping mechanism is arranged at the other end of the clamping column 25, and the clamping mechanism includes a limit block 251, and the outer side of the limit block 251 is fixedly installed The bottom of the lifting column 253 is threadedly connected with a threaded rod 254, which is sleeved with the base 3 through the connecting frame 2. The threaded rod 254 is threadedly rotated, and the threaded rod 254 slowly descends. The space at the top of the lifting column 253 gradually increases, so that the reset spring column 252 can expand and contract with the rebound force, driving the clamping column 25 to contract, thereby facilitating the easy separation of the connecting frame 2 and the base 3. Then, the limiting bolt 23 can be disassembled, which is conducive to the convenient separation and disassembly of the device, so as to achieve the disassembly and maintenance of a single fan blade 4 and increase the practicality of the device.

[0034] Example 2

[0035] On the basis of Example 1, this embodiment provides a technical solution: preferably, a connecting plate 22 is fixedly installed on one side of the top of the connecting frame 2, and the connecting plate 22 is threadedly connected with a limiting bolt 23, one end of the limiting bolt 23 is threadedly connected to the side of the base 3, and the limiting bolt 23 is threadedly connected to the side of the connecting plate 22, and the base 3 is threadedly connected by the limiting bolt 23, so that the base 3 and the connecting frame 2 are conveniently threadedly connected, and the connecting frame 2 is threadedly connected with the fixing bolt 21 to achieve the function of fixed installation, using the flywheel as the base, and the independent fan blades 4 are fixed to the flywheel, thereby eliminating the transmission system of the integral impeller, meeting the use requirements of compact space, and saving the installation space and transmission system of the integral fan.

[0036] Example 3

[0037] On the basis of Example 1, this embodiment provides a technical solution: preferably, the adjustment mechanism includes a rack push plate 321, the side of the rack push plate 321 is meshed with the outer side of the sleeve shaft 32, one end of the rack push plate 321 is movably installed with an electric push column 322, the top of the sleeve shaft 32 is fixedly installed with a connecting shaft 33, a sleeve groove 34 is opened inside the connecting shaft 33, a connecting sleeve 41 is movably installed inside the sleeve groove 34, the top of the connecting sleeve 41 is fixedly installed at the bottom of the fan blade 4, and a clamping plate is movably installed on the inner wall of the sleeve groove 34 36, one end of the clamping plate 36 is movably connected with a telescopic column 35, which is sleeved inside the connecting shaft 33 through a connecting sleeve 41. The telescopic column 35 is used to move telescopically to push the clamping plate 36 to clamp and fix it, thereby achieving the function of tight compression and increased fixation. Then, the electric push column 322 is moved telescopically to drive the inner side of the rack push plate 321 to engage the transmission sleeve shaft 32, thereby driving the connecting sleeve 41 and the fan blade 4 to rotate and adjust. By fine-tuning the angle of the fan blade 4, the cooling efficiency of the high-pressure air compressor is increased under different environments.

[0038] The working principle of the high-pressure air compressor cooling fan structure is described in detail below.

[0039] like Figure 1-5 As shown, the limiting bolt 23 is threadedly connected to the side of the connecting plate 22, and the limiting bolt 23 is used to thread the base 3, so that the base 3 is conveniently threadedly connected to the connecting frame 2, and the connecting frame 2 is threadedly connected with the fixing bolt 21 to achieve the function of fixed installation. The flywheel is used as the base to fix the independent fan blade 4 on the flywheel, and the transmission system of the integral impeller is cancelled, which meets the use requirements of compact space and saves the installation space and transmission system of the integral fan. In addition, the connecting frame 2 is sleeved with the base 3, and the threaded rod 254 is rotated by the thread, and the threaded rod 254 is slowly lowered, and the space at the top of the lifting column 253 is gradually increased, so that the reset spring column 252 is extended and retracted in cooperation with the rebound force, with The dynamic clamping column 25 contracts, thereby facilitating the easy separation of the connecting frame 2 and the base 3. Then, the limiting bolt 23 is disassembled to facilitate the convenient separation and disassembly of the device, so as to achieve the disassembly and maintenance of a single fan blade 4, thereby increasing the practicality of the device. Then, the connecting sleeve 41 is sleeved on the inside of the connecting shaft 33, and the telescopic column 35 is used to move telescopically to push the clamping plate 36 for clamping and fixing, so as to achieve the function of clamping and sleeve connection and increase the fixity. Then, the electric push column 322 is telescopically moved to drive the inner side of the rack push plate 321 to engage the transmission sleeve shaft 32, thereby driving the connecting sleeve 41 and the fan blade 4 to rotate and adjust. By fine-tuning the angle of the fan blade 4, the high-pressure air compressor can increase the cooling efficiency under different environments.

[0040] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A high-pressure air compressor cooling fan structure, comprising a flywheel body (1), characterized in that: A mounting bearing (5) is fixedly installed inside the flywheel body (1); a connecting frame (2) is detachably connected to the outside of the flywheel body (1); a base (3) is movably connected to the top of the connecting frame (2); an assembly hole (31) is provided on the top of the base (3); a fan blade (4) is movably sleeved inside the assembly hole (31); A fixing bolt (21) is threadedly connected to one side of the connecting frame (2), a sleeve column (24) is fixedly installed on the top of the connecting frame (2), a pressing column (25) is movably installed on the outer side of the sleeve column (24), the outer side of the pressing column (25) is movably installed on the bottom of the base (3), and a pressing mechanism is provided at the other end of the pressing column (25); A sleeve shaft (32) is movably mounted on the bottom of the inner cavity of the assembly hole (31), and an adjustment mechanism is movably mounted on the outer side of the sleeve shaft (32).

2. A high pressure air compressor cooling fan structure according to claim 1, characterized in that: The pressing mechanism comprises a limit block (251), the outer side of the limit block (251) is fixedly mounted inside the sleeve column (24), and the other end of the limit block (251) is movably mounted with a reset spring column (252).

3. A high pressure air compressor cooling fan structure according to claim 2, characterized in that: A lifting column (253) is movably mounted on one end of the reset spring column (252) away from the limiting block (251), and a threaded rod (254) is threadedly connected to the bottom of the lifting column (253).

4. A high pressure air compressor cooling fan structure according to claim 1, characterized in that: A connecting plate (22) is fixedly mounted on one side of the top of the connecting frame (2), the connecting plate (22) is threadedly connected to a limiting bolt (23), and one end of the limiting bolt (23) is threadedly connected to the side surface of the base (3).

5. A high pressure air compressor cooling fan structure according to claim 1, characterized in that: The adjustment mechanism comprises a rack push plate (321), the side surface of which is meshed with the outer side of the sleeve shaft (32), and an electric push column (322) is movably mounted on one end of the rack push plate (321).

6. A high pressure air compressor cooling fan structure according to claim 1, characterized in that: A connecting shaft (33) is fixedly mounted on the top of the sleeve shaft (32), a sleeve groove (34) is provided inside the connecting shaft (33), a connecting sleeve (41) is movably mounted inside the sleeve groove (34), and the top of the connecting sleeve (41) is fixedly mounted on the bottom of the fan blade (4).

7. A high pressure air compressor cooling fan structure according to claim 6, characterized in that: A clamping plate (36) is movably mounted on the inner wall of the sleeve groove (34), and one end of the clamping plate (36) is movably connected to a telescopic column (35).

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