CN218717520U

CN218717520U - Novel stainless steel screw rod compression host air inlet and outlet structure

Info

Publication number: CN218717520U
Application number: CN202222786181.8U
Authority: CN
Inventors: 郑士伟
Original assignee: Zhejiang Qixie Technology Co ltd
Current assignee: Zhejiang Qixie Technology Co ltd
Priority date: 2022-10-22
Filing date: 2022-10-22
Publication date: 2023-03-24
Anticipated expiration: 2032-10-22

Abstract

The utility model discloses a novel stainless steel screw rod compression host computer advance exhaust structure relates to screw compressor technical field. The utility model discloses in: be provided with the income trachea that is located the sealed bearing frame top position in bottom on the host computer shell side, go into the trachea and include the income gas port that communicates with the inside compression chamber of host computer shell, be provided with the exhaust ring section of thick bamboo that is located the sealed bearing frame below position in top on the host computer shell another side, the inside exhaust chamber that communicates with the inside compression chamber of host computer shell that is equipped with of host computer shell, exhaust ring section of thick bamboo intermediate position is provided with the blast pipe, the exhaust ring section of thick bamboo includes the exhaust ring chamber that communicates with the exhaust chamber, the blast pipe includes the gas vent that communicates with the exhaust ring chamber. The utility model discloses under the high-efficient condition of guaranteeing gas compression efficiency, limitation when both having avoided going into gas port, gas outlet outer even pipeline installation has also avoided sealed axle end position to bear the weeping problem of leaking that too big sealing pressure leads to.

Description

Novel stainless steel screw rod compression host air inlet and outlet structure

Technical Field

The utility model relates to a screw compressor technical field especially relates to a novel stainless steel screw compression host computer advance exhaust structure.

Background

In the existing screw compression host structure, the structure distribution of an air inlet and an air outlet mainly comprises the following two types: 1. the air inlet is arranged above the main machine and at the end of the extended shaft, and the air outlet is also arranged above the main machine and at the edge of the end cover; 2. the air inlet is arranged at one side of the end cover, and the air outlet extends out of the shaft end below the main machine.

The two structures of the air inlet and the air outlet are distributed as follows: the first air inlet and the first air outlet are distributed on the main machine, so that the limitation is very large when the air inlet and the air outlet are installed. The first air inlet and the first air outlet are structurally distributed, pressure is high during air exhaust, mechanical sealing stress at the position is high when the air exhaust end extends out of the shaft end, and water leakage or liquid leakage (including lubricating oil) of a host machine is easily caused. How to overcome or avoid the problems generated by the two layout designs when the structures of the air inlet and the air outlet are distributed becomes the problem to be solved when the air inlet and the air outlet of the screw compression main machine are designed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a novel stainless steel screw rod compression host computer advance vent structure to under the high-efficient condition of guaranteeing gas compression efficiency, limitation when having both avoided going into gas port, gas outlet outer even pipeline installation has also avoided sealed axle head position to bear the weeping problem of leaking that too big sealing pressure leads to.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a novel stainless steel screw rod compression host computer advance exhaust structure, including the host computer shell, the host computer shell is inside including the compression chamber, the host computer shell bottom disposes the bottom seal bearing frame, the host computer shell top disposes the top seal bearing frame, be provided with the income trachea that is located bottom seal bearing frame top position on the host computer shell side, it includes the income gas port that communicates with the inside compression chamber of host computer shell to go into the trachea, be provided with the exhaust ring section of thick bamboo that is located top seal bearing frame below position on the host computer shell another side, the inside exhaust chamber that communicates with the inside compression chamber of host computer shell that is equipped with of host computer shell, exhaust ring section of thick bamboo intermediate position is provided with the blast pipe, the exhaust ring section of thick bamboo includes the exhaust ring chamber that communicates with the exhaust chamber, the blast pipe includes the gas vent that communicates with exhaust ring chamber.

As the utility model discloses well screw rod compression host computer advances an preferred technical scheme of exhaust structure: go into tracheal income gas port periphery and be provided with a plurality of strengthening ribs, first screw has all been seted up to every strengthening rib.

As the utility model discloses well screw rod compression host computer advances exhaust structure's an preferred technical scheme: the terminal surface of blast pipe is square, and four corner positions of blast pipe all are provided with the second screw.

As the utility model discloses well screw rod compression host computer advances exhaust structure's an preferred technical scheme: an exhaust port is formed in one side of an exhaust cavity in the main case and communicated with the upper area of a compression cavity in the main case.

As the utility model discloses well screw rod compression host computer advances an preferred technical scheme of exhaust structure: the upper end of the exhaust cavity in the main case is communicated with the exhaust ring cavity of the exhaust ring barrel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a side downside position at the screw rod compression host computer sets up into the gas pipe mouth, sets up the exhaust pipe mouth at another pair side upside position of screw rod compression host computer, under the high-efficient condition of guaranteeing gas compression efficiency, limitation when having both avoided going into gas port, gas outlet outer even pipeline installation has also avoided sealed shaft position to bear the weeping problem of leaking that too big sealing pressure leads to.

Drawings

Fig. 1 is the schematic structural diagram of the air inlet side position of the middle screw compression host of the present invention.

Fig. 2 is a schematic sectional view of the middle screw compression main unit of the present invention.

Fig. 3 is the schematic structural diagram of the exhaust port side position of the middle screw compression host of the present invention.

Description of reference numerals:

1-main machine shell, 101-air inlet pipe, 102-air inlet, 103-reinforcing rib, 104-first screw hole, 105-exhaust cavity, 106-exhaust port, 107-exhaust ring cylinder, 108-exhaust ring cavity, 109-exhaust pipe, 110-exhaust port, 111-second screw hole; 2-sealing the bearing seat at the bottom; 3-sealing the bearing seat at the top; 4-a drive shaft lever; 5-male screw rotor; 6-compression rotor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example one

Referring to fig. 1, a bottom sealing bearing seat 2 is located at the bottom of a main chassis 1, a driving shaft 4 (the driving shaft 4 is connected to an output end of an external driving motor) is installed at the bottom sealing bearing seat 2, and a top sealing bearing seat 3 is located at the top of the main chassis 1. The air inlet pipe 101 is located on one side face of the main case 1, the air inlet pipe 101 is located above the bottom sealing bearing seat 2, the air inlet pipe 101 comprises an air inlet 102, and the air inlet 102 is communicated with a compression cavity inside the main case 1. The air inlet pipe 101 is provided with a plurality of reinforcing ribs 103, the reinforcing ribs 103 are located on the periphery of the air inlet 102, the reinforcing ribs 103 are provided with first screw holes 104, the air inlet 102 is connected with an air inlet connecting pipe (actually, when the air inlet connecting pipe is connected with an external driving motor, the driving shaft rod 4 is horizontal, the air inlet connecting pipe is connected with the air inlet 102 from the upper position of the main case 1, in combination with the figure 2, the connecting pipeline of the air outlet 110 is located at the lower position of the main case 1 relatively, and a sealing ring is installed to fix a bolt at the position of the first screw holes 104.

Referring to fig. 2, a compression chamber is formed inside the main housing 1, and the male screw rotor 5 is located in the compression chamber. An exhaust cavity 105 is arranged in the main case 1, an exhaust port 110 is arranged on one side of the exhaust cavity 105, and the exhaust cavity 105 is communicated with the internal compression cavity of the main case 1 through the exhaust port 110 (the exhaust port 110 is communicated with the upper area of the internal compression cavity of the main case 1). An exhaust ring cavity 108 is arranged in the exhaust ring barrel 107, and the upper end of the exhaust cavity 105 in the main case 1 is communicated with the exhaust ring cavity 108 of the exhaust ring barrel 107.

Referring to fig. 3, an exhaust collar 107 is disposed at an upper portion of the other side of the main chassis 1, the exhaust collar 107 is located below the top sealing bearing seat 3, an exhaust pipe 109 is located at a middle position of the exhaust collar 107, the exhaust pipe 109 is provided with an exhaust port 110, and the exhaust port 110 is communicated with an exhaust collar 108 (see fig. 2). As shown in the figure, the end surface of the exhaust pipe 109 is square, the second screw holes 111 are distributed at four corner positions of the square end surface, and the exhaust port 110 is connected to the exhaust connecting pipe and is fixedly connected through a sealing ring and a bolt.

Example two

The utility model discloses in, 2 position departments of bottom seal bearing frame dispose vertical drive axostylus axostyle 4, drive axostylus axostyle 4 is connected with the positive screw rotor 5 in the compression chamber, gaseous from going into gas port 102 entering compression chamber, the compression rotor 6 of positive screw rotor 5 both sides will get into gas and compress, gas after the compression gets into exhaust chamber 105 from compression chamber upper portion region, the compressed gas in exhaust chamber 105 gets into the exhaust ring chamber 108 of exhaust ring section of thick bamboo 107, then discharge from gas vent 110 [ income trachea 101, the gas vent 110 distributes in the heterotropism position of compression chamber both sides ].

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel stainless steel screw compression host computer advance vent structure, includes mainframe shell (1), inside including the compression chamber of mainframe shell (1), its characterized in that:

host computer shell (1) bottom disposes bottom sealed bearing frame (2), host computer shell (1) top disposes top sealed bearing frame (3), be provided with income trachea (101) that are located bottom sealed bearing frame (2) top position on host computer shell (1) a side, go into trachea (101) and include income gas port (102) with host computer shell (1) inside compression chamber intercommunication, be provided with exhaust ring section of thick bamboo (107) that are located top sealed bearing frame (3) below position on host computer shell (1) another side, host computer shell (1) inside is equipped with exhaust chamber (105) with host computer shell (1) inside compression chamber intercommunication, exhaust ring section of thick bamboo (107) intermediate position is provided with blast pipe (109), exhaust ring section of thick bamboo (107) include exhaust ring chamber (108) with exhaust chamber (105) intercommunication, blast pipe (109) include gas vent (110) with exhaust ring chamber (108) intercommunication.

2. The novel stainless steel screw compressor main air inlet and outlet structure of claim 1, wherein:

the periphery of the air inlet (102) of the air inlet pipe (101) is provided with a plurality of reinforcing ribs (103), and each reinforcing rib (103) is provided with a first screw hole (104).

3. The novel stainless steel screw compressor main air inlet and outlet structure of claim 1, wherein:

the terminal surface of blast pipe (109) is square, four corner positions of blast pipe (109) all are provided with second screw (111).

4. The novel stainless steel screw compressor main air inlet and outlet structure of claim 1, wherein:

an air outlet (110) is formed in one side of an air outlet cavity (105) in the main case (1), and the air outlet (110) is communicated with the upper area of a compression cavity in the main case (1).

5. The novel stainless steel screw compressor main air inlet and outlet structure of claim 1, wherein:

the upper end of an exhaust cavity (105) in the main case (1) is communicated with an exhaust ring cavity (108) of an exhaust ring barrel (107).