CN216131079U

CN216131079U - Three-five-tooth vehicle-mounted compressor

Info

Publication number: CN216131079U
Application number: CN202022620599.2U
Authority: CN
Inventors: 周坤; 周武彬; 王业荣; 马升
Original assignee: Ningbo Baosi Energy Equipment Co Ltd
Current assignee: Ningbo Baosi Energy Equipment Co Ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2022-03-25
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a three-five-tooth vehicle-mounted compressor, which comprises a cylinder and a driving mechanism, wherein a male rotor and a female rotor which are horizontally arranged are arranged in the cylinder, the male rotor and the female rotor are mutually meshed, the male rotor is provided with three teeth, and the female rotor is provided with five teeth; said male rotor diameter being greater than said female rotor diameter; the driving mechanism drives the female rotor to rotate, and the female rotor drives the male rotor to rotate. The three-five-tooth vehicle-mounted compressor is simple in structure and sufficient in air quantity.

Description

Three-five-tooth vehicle-mounted compressor

Technical Field

The utility model relates to the technical field of compressors, in particular to a three-five-tooth vehicle-mounted compressor.

Background

With the market demand that oil-free compressors are more and more concerned by the public, the oil-free compressors are also confirmed in the industries of food, medical treatment, textile and the like. The powder conveying compressor needs oil-free environment transportation in order to ensure that transported objects are not polluted by oil. And the vehicle-mounted compressor in the prior art is large in size, heavy in weight, complex in structure and insufficient in air quantity, so that the vehicle-mounted compressor which is small in size, light in weight, simple in structure and sufficient in air quantity is urgently needed to be provided in the market.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-five-tooth vehicle-mounted compressor which is simple in structure and sufficient in air quantity.

The technical scheme of the utility model is that the three-five-tooth vehicle-mounted compressor with the following structure is provided, and the compressor comprises a cylinder and a driving mechanism, wherein a male rotor and a female rotor which are horizontally arranged are arranged in the cylinder, the male rotor and the female rotor are mutually meshed, the male rotor is provided with three teeth, and the female rotor is provided with five teeth; said male rotor diameter being greater than said female rotor diameter; the driving mechanism drives the female rotor to rotate, and the female rotor drives the male rotor to rotate

After adopting the structure, compared with the prior art, the three-five-tooth vehicle-mounted compressor has the following advantages:

the three-five-tooth rotor of the three-five-tooth vehicle-mounted compressor is light in weight, simple in structure and high in transmission efficiency, the weight of a main machine can be reduced, and the female rotor is used for driving the male rotor to rotate, so that the rotating speed of the male rotor is high, and the gas yield of the main machine is sufficient.

As an improvement, the driving mechanism comprises a driver, a transmission main shaft and a gear assembly, wherein the transmission main shaft is arranged on one side of the cylinder and is positioned above the exhaust end of the female rotor and the exhaust end of the male rotor. After adopting this kind of structure, the transmission main shaft is located one side of cylinder for the structure of host computer is simpler and compact, can effectively reduce the volume of main part.

As an improvement, the gear assembly comprises a first speed increasing gear and a second speed increasing gear, the first speed increasing gear is arranged on the transmission main shaft, the second speed increasing gear is arranged on the exhaust end of the female rotor, and the first speed increasing gear is meshed with the second speed increasing gear. After adopting this kind of structure, simple structure, the number increase effect is obvious.

As an improvement, the exhaust end of the female rotor is also provided with a first synchronous gear, the exhaust end of the male rotor is provided with a second synchronous gear, and the first synchronous gear is meshed with the second synchronous gear. After adopting this kind of structure, simple structure, the equipment is convenient.

As an improvement, a suspension oil pump is connected to the transmission main shaft, an oil path is arranged in the cylinder, and the suspension oil pump is used for spraying oil and lubricating a bearing assembly and a gear in the three-five-tooth vehicle-mounted compressor through the oil path. After adopting this kind of structure, use and hang the oil pump, need not external oil pump and oil tank, the structure is simpler and compact, further reduces the volume.

As an improvement, the cylinder is connected with a gear box, and an installation cavity is formed between the cylinder and the gear box; the driving end of the transmission main shaft extends into the mounting cavity. After adopting this kind of structure, simple structure, the equipment is convenient.

As an improvement, the suspension oil pump comprises a pump seat and a pump cover, the pump cover is connected to the pump seat, a first pump gear and a second pump gear are arranged in the pump seat and are meshed with each other, and the first pump gear is connected with the transmission main shaft. After adopting this kind of structure, oil pump drive and connected mode are simple shaping connection, and the equipment is more convenient.

As an improvement, the transmission main shaft is arranged between the cylinder and the gear box, and two ends of the transmission main shaft are respectively connected to the cylinder and the gear box through bearings. After adopting this kind of structure, simple structure, the equipment is convenient.

As an improvement, the oil pump is arranged on the gear box, and one end of the first pump gear is exposed out of the pump seat and connected with the end part of the transmission main shaft arranged on the gear box. Simple structure and convenient assembly.

As an improvement, the end of the first pump gear of the oil pump is provided with a driving block, the driving block is fixedly connected to the end of the first pump gear of the oil pump, the end of the transmission main shaft is provided with a groove, the driving block is matched in the groove, and the transmission main shaft rotates to drive the driving block and the first pump gear of the oil pump to rotate together. After adopting this kind of structure, adopt this kind of structure after, simple structure, the equipment is convenient.

Drawings

Fig. 1 is a schematic perspective view of a three-five tooth vehicle-mounted compressor according to the present invention.

Fig. 2 is a schematic side view of the three-five tooth vehicle-mounted compressor of the present invention.

Fig. 3 is a schematic sectional view in the direction of a-a in fig. 2.

Fig. 4 is an enlarged structural view of a portion B in fig. 3.

Fig. 5 is a schematic front view of the three-five tooth vehicle-mounted compressor of the present invention.

Fig. 6 is a schematic sectional view in the direction of C-C in fig. 5.

Fig. 7 is a schematic sectional view in the direction D-D in fig. 5.

Fig. 8 is a schematic structural view of an oil pump of a three-five tooth vehicle-mounted compressor according to the present invention.

Fig. 9 is a schematic sectional view showing an oil pump of the three-five tooth vehicle compressor according to the present invention.

Fig. 10 is an enlarged schematic view of the direction E-E in fig. 8.

Shown in the figure: 1. the device comprises an air cylinder, 2, a gear box, 201, a mounting groove, 3, a transmission main shaft, 301, a groove, 4, an oil pump, 401, a pump seat, 402, a pump cover, 403, a first pump gear, 404, a second pump gear, 405, a sealing groove, 406, a limiting step, 5, an oil tank, 6, a male rotor, 7, a female rotor, 8, a mounting cavity, 9, a first transmission main shaft bearing, 10, a driving block, 11, a sealing ring, 12, a first speed increasing gear, 13, a second speed increasing gear, 14, a first synchronous gear, 15 and a second synchronous gear.

Detailed Description

For a better understanding of the present application, various aspects of the present application will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the present application and does not limit the scope of the present application in any way. Like reference numerals refer to like elements throughout the specification.

In the drawings, the thickness, size, and shape of an object have been slightly exaggerated for convenience of explanation. The figures are purely diagrammatic and not drawn to scale.

It will be further understood that the terms "comprises," "comprising," "includes," "including," "has," "having," "contains," and/or "containing," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

The specific embodiment discloses a three-five-tooth vehicle-mounted compressor which comprises a cylinder 1, a gear box 2, an oil tank 5, an oil pump 4 and a driving mechanism. The driving mechanism comprises a driver, a transmission main shaft 3 and a gear assembly.

As shown in fig. 1 to 7, both ends of the cylinder 1 are provided with openings, a male rotor 6 and a female rotor 7 which are engaged with each other are arranged in the cylinder 1, and the male rotor 6 and the female rotor 7 are engaged with each other. The male rotor 6 is provided with three teeth, the female rotor 7 is provided with five teeth, and the diameter of the male rotor 6 is larger than that of the female rotor 7. The exhaust end of the cylinder 1 is provided with a first mounting hole and a second mounting hole. The exhaust end of the first rotor is mounted in the first mounting hole through a first bearing assembly and a first sealing assembly, and the exhaust end of the second rotor is mounted in the second mounting hole through a second bearing assembly and a second sealing assembly. The air cylinder is characterized in that an air inlet seat is connected to an opening of an air inlet end of the air cylinder 1, and a third mounting hole and a fourth mounting hole are formed in the air inlet seat. The air inlet end of the first rotor is installed in the third installation hole through a third bearing assembly and a third sealing assembly, and the air inlet end of the second rotor is installed in the fourth installation hole through a fourth bearing assembly and a fourth sealing assembly.

The air inlet seat is connected with an air inlet which is communicated with the inner cavity of the air cylinder 1.

The opening of the exhaust end of the cylinder 1 is connected with the gear box 2, and the edge of the exhaust end of the cylinder 1 is fixedly and hermetically connected with the edge of the gear box 2. An installation cavity 8 is formed between the exhaust end of the cylinder 1 and the gear box 2. The transmission main shaft 3 crosses the installation cavity 8, and two ends of the transmission main shaft 3 are respectively connected between the gear box 2 and the end face of the cylinder 1 through a first transmission main shaft bearing 9 and a second rotation main shaft bearing. The transmission main shaft 3 is arranged on one side of the cylinder 1 and is positioned above the exhaust end of the female rotor 7 and the exhaust end of the male rotor 6. The gear assembly comprises a first speed increasing gear and a second speed increasing gear 13, the first speed increasing gear 12 is arranged on the transmission main shaft 3, the second speed increasing gear 13 is arranged on the exhaust end of the female rotor 7, and the first speed increasing gear 12 is meshed with the second speed increasing gear 13. The first speed-increasing gear 12 and the second speed-increasing gear 13 adopt a gear ratio with a large gear ratio, and the outer diameter of the first speed-increasing gear 12 is not larger than the horizontal width of the male rotor 6 and the female rotor 7, so that the overall appearance of the main machine can be controlled as much as possible after the structure is adopted. The exhaust end of the female rotor 7 is also provided with a first synchronous gear 14, the exhaust end of the male rotor 6 is provided with a second synchronous gear 15, and the first synchronous gear 14 is meshed with the second synchronous gear 15.

As shown in fig. 8 to 10, an installation groove 201 is formed on a side wall of the gear housing 2, and the first transmission main shaft bearing 9 is disposed at a bottom of the installation groove 201. The oil pump 4 is embedded in the mounting groove 201. The oil pump 4 comprises a pump base 401 and a pump cover 402, the pump cover 402 is connected to the pump base 401, and a cavity is formed between the pump base 401 and the pump cover 402. A first pump gear 403 and a second pump gear 404 are arranged in the cavity, and the first pump gear 403 and the second pump gear 404 are meshed with each other. One end of the first pump gear 403 is exposed out of the pump seat 401, a driving block 10 is fixedly connected to an end of the first pump gear 403 of the oil pump 4, a groove 301 is formed in an end of the transmission main shaft 3 installed in the first transmission main shaft bearing 9, the driving block 10 is matched in the groove 301, so that the end of the first pump gear 403 is connected with the end of the transmission main shaft 3, and the transmission main shaft 3 rotates to drive the driving block 10 and the first pump gear 403 of the oil pump 4 to rotate together. The lateral wall of pump seat 401 on be equipped with seal groove 405, seal groove 405 in be equipped with sealing washer 11, sealing washer 11 sealed in mounting groove 201 inside wall with pump seat 401 between the lateral wall. The pump cover 402 of the oil pump 4 is provided with a limiting step 406, and the limiting step 406 is limited at the notch of the mounting groove 201, so that the tail end of the oil pump 4 is exposed out of the mounting groove 201.

The oil tank 5 is connected with the cylinder 1, and the oil tank 5 is communicated with the oil path. The oil tank 5 is connected to the bottom of the cylinder 1. An oil path is arranged in the inner wall of the mounting cavity 8, and the oil pump 4 sprays oil for the exhaust end of the male rotor 6, the exhaust end of the female rotor 7, the gear assembly, the first transmission main shaft bearing 9 and the second transmission main shaft 3 through the oil path for lubrication.

When the vehicle compressor works, the driver drives the transmission main shaft 3 to rotate, the transmission main shaft 3 rotates to drive the oil pump 4 at the shaft end, the oil pump 4 rotates and pressurizes, lubricating oil in the oil tank 5 at the bottom of the main machine is sucked according to an oil passage, and the pressurized lubricating oil is supplied to the gear and the bearing. The transmission main shaft 3 rotates and simultaneously drives the first speed increasing gear to rotate, and the first speed increasing gear and the second speed increasing gear are meshed with each other to drive the female rotor 7 to rotate. The first synchronizing gear 14 on the female rotor 7 and the second synchronizing gear 15 on the male rotor 6 are meshed with each other to rotate, so that the second synchronizing gear 15 is driven, and the male rotor 6 is driven.

The main machine of the utility model is provided with air inlet by an axial air inlet, and is discharged from an air outlet after being rotated and compressed by a female rotor 7 and a male rotor 6. The compression process is completed.

Claims

1. The utility model provides a three five-tooth vehicle-mounted compressor, includes cylinder and actuating mechanism, the cylinder in be equipped with horizontal male rotor and female rotor, male rotor and female rotor intermeshing, its characterized in that: the male rotor is provided with three teeth, and the female rotor is provided with five teeth; said male rotor diameter being greater than said female rotor diameter; the driving mechanism drives the female rotor to rotate, and the female rotor drives the male rotor to rotate.

2. The three-five tooth vehicle compressor according to claim 1, characterized in that: the driving mechanism comprises a driver, a transmission main shaft and a gear assembly, wherein the transmission main shaft is arranged on one side of the air cylinder and is positioned above the female rotor exhaust end and the male rotor exhaust end.

3. The three-five tooth vehicle compressor according to claim 2, characterized in that: the gear assembly comprises a first speed increasing gear and a second speed increasing gear, the first speed increasing gear is arranged on the transmission main shaft, the second speed increasing gear is arranged on the exhaust end of the female rotor, and the first speed increasing gear is meshed with the second speed increasing gear.

4. The three-five tooth vehicle compressor according to claim 3, characterized in that: the exhaust end of the female rotor is also provided with a first synchronous gear, the exhaust end of the male rotor is provided with a second synchronous gear, and the first synchronous gear is meshed with the second synchronous gear.

5. The three-five tooth vehicle compressor according to claim 2, characterized in that: the transmission main shaft is connected with a suspension oil pump, an oil way is arranged in the cylinder, and the suspension oil pump sprays oil for a bearing assembly and a gear in the three-five-tooth vehicle-mounted compressor through the oil way for lubrication.

6. The three-five tooth vehicle compressor according to claim 5, characterized in that: the cylinder is connected with a gear box, and an installation cavity is formed between the cylinder and the gear box; the driving end of the transmission main shaft extends into the mounting cavity.

7. The three-five tooth vehicle compressor according to claim 6, characterized in that: the suspension oil pump comprises a pump seat and a pump cover, the pump cover is connected to the pump seat, a first pump gear and a second pump gear are arranged in the pump seat, the first pump gear and the second pump gear are meshed with each other, and the first pump gear is connected with the transmission main shaft.

8. The three-five tooth vehicle compressor according to claim 6, characterized in that: the transmission main shaft is arranged between the cylinder and the gear box, and two ends of the transmission main shaft are respectively connected to the cylinder and the gear box through bearings.

9. The three-five tooth vehicle compressor according to claim 7, wherein: the suspension oil pump is installed on the gear box, and one end of the first pump gear is exposed out of the pump seat and connected with the end part of the transmission main shaft installed on the gear box.

10. The three-five tooth vehicle compressor according to claim 9, wherein: the tip of the first pump gear of oil pump be equipped with the drive block, drive block fixed connection in the tip of the first pump gear of oil pump on, the tip of transmission main shaft on be equipped with the recess, the drive block cooperation be in the recess in, the transmission main shaft rotate and drive the first pump gear of drive block and oil pump rotate together.