CN206190522U - Take two refrigeration screw compressor that springiness contaction is sealed - Google Patents
Take two refrigeration screw compressor that springiness contaction is sealed Download PDFInfo
- Publication number
- CN206190522U CN206190522U CN201621232792.6U CN201621232792U CN206190522U CN 206190522 U CN206190522 U CN 206190522U CN 201621232792 U CN201621232792 U CN 201621232792U CN 206190522 U CN206190522 U CN 206190522U
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- China
- Prior art keywords
- rotor
- side end
- end cap
- exhaust
- air
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- Expired - Fee Related
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Abstract
The utility model discloses a take two refrigeration screw compressor that springiness contaction is sealed. The utility model discloses the exhaust side end cover corresponds female and male rotors exhaust position and is equipped with the welding of exhaust kong bingyu vent connection, corresponds male rotor owner the shaft position and offers the base bearing hole of running through, and correspond the driven the shaft position of female rotor and offer the driven shaft hole of not running through, the organism is connected with exhaust side end cap seal, and the downthehole wall intersection of female and male rotors cylinder that the organism is close to exhaust hole side sets up the recess that runs through along the axial, places the spring in the recess, and the contact seal piece is unanimous with cylinder hole axial length, insert the recess along the axial in, its width direction opposite side under the elastic reaction of spring with female and male rotors's toe contact, male rotor and female rotor meshing are followed the axial and are inserted in the cylinder hole that placement machine personally experienced sth. Part of the body. The utility model discloses it is sealed to utilize spring and contact seal piece to form springiness contaction, and the triangle -shaped that stops a leak improves volume efficiency, improves refrigeration and air -conditioning system's operating efficiency, energy saving consumption.
Description
Technical field
The utility model is related to technical field of refrigeration compressors, is a kind of twin-screw refrigerant compression with Elastic Contact sealing
Machine.
Background technology
Double-screw refrigeration compressor is widely used in refrigerated air-conditioning system, but, the negative and positive rotor of double-screw refrigeration compressor
The reasons such as the structure design and machining accuracy of tooth-shaped molded line, causing the highest meshing point of negative and positive rotor tooth form can not reach negative and positive
On rotor cylinder-bore inwall intersection, i.e., the friendship of the peak of contact line, female rotor tooth top and two cylinder-bore intersections between negative and positive rotor
Point, sun have turned tooth top and the intersection point of two cylinder-bore intersections forms curl leakage triangle, cause volumetric efficiency to reduce, and export tolerance
Reduce, the thermal performance of refrigeration compressor declines, and such as reduce or stop a leak triangle, then can greatly improve twin-screw refrigeration
The thermal performance of compressor, but the research report and specific embodiment of related above mentioned problem are there are no at present.
Utility model content
The utility model is to overcome weak point of the prior art, there is provided one kind is stopped a leak triangle, is improved
Volumetric efficiency, improves the double-screw refrigeration compressor of thermal performance.
The utility model is achieved through the following technical solutions:
It is of the present utility model with Elastic Contact sealing double-screw refrigeration compressor, including male rotor, body, female rotor,
Contact diaphragm seal, spring, support, male rotor main shaft, vent connection, air-breathing bolt of cover, air-breathing adapter, air-breathing side end cap, row
Gas bolt of cover and exhaust side end cap;The bottom correspondence yin, yang rotor exhaust position of the exhaust side end cap is provided with steam vent, arranges
Stomata is welded to connect with vent connection, and the position for being vented the bottom correspondence male rotor main shaft of side end cap offers the base bearing for running through
Hole, the side for being positioned against body for being vented the bottom correspondence female rotor driven shaft of side end cap offers the driven shaft not run through
Hole, the body is connected by exhaust end cover bolt and gasket seal with exhaust side end cap seal, and body is near steam vent side
Negative and positive rotor cylinder-bore inwall intersection, offers spring is placed in the groove for running through, groove vertically, contacts diaphragm seal and gas
Cylinder holes axial length is consistent, and contact diaphragm seal is axially inserted into groove, and contact diaphragm seal width side contacts with spring, contacts
Diaphragm seal width opposite side under the elastic reaction of spring with the peak contact of negative and positive rotor, contact diaphragm seal two thickness
Direction side is relative with groove to be slided, and male rotor and female rotor are engaged and be axially inserted into the cylinder-bore for placing body, support
It is welded to connect with body;The air-breathing side end cap correspondence female rotor driven shaft, the position of male rotor main shaft are respectively equipped with bearing hole,
Air-breathing side end cap correspondence negative and positive rotor suction position is provided with suction hole, and suction hole is welded to connect with air-breathing adapter, air-breathing side end cap
It is tightly connected with body by air-breathing bolt of cover and gasket seal.
The utility model has the following technical effect that:
Double-screw refrigeration compressor with Elastic Contact sealing of the present utility model, is formed using spring and contact diaphragm seal
Elastic Contact is sealed, triangle of stopping a leak, and improves volumetric efficiency, improves the thermal performance of double-screw refrigeration compressor, is improved
The operational efficiency of refrigerated air-conditioning system, energy saving consumption.
Brief description of the drawings
Fig. 1 is the schematic diagram of the double-screw refrigeration compressor that the utility model is sealed with Elastic Contact;
Fig. 2 is top view of the present utility model.
Specific embodiment
The utility model is described in detail below in conjunction with the drawings and specific embodiments
As illustrated in fig. 1 and 2, the double-screw refrigeration compressor with Elastic Contact sealing of the present utility model, including male rotor
1st, body 2, female rotor 3, contact diaphragm seal 4, spring 5, support 6, male rotor main shaft 8, vent connection 9, air-breathing bolt of cover 10,
Air-breathing adapter 11, air-breathing side end cap 12, exhaust end cover bolt 13 and exhaust side end cap 14.
The bottom correspondence negative and positive rotor exhaust position of the exhaust side end cap 14 is provided with steam vent and is welded with vent connection 9
Connection, the position for corresponding to male rotor main shaft 8 offers the main bearing hole for running through, and correspond to the driven shaft of female rotor 3 is positioned against machine
The side of body 2 offers the driven-shaft hole not run through, and the body 2 passes through exhaust end cover bolt 13 and gasket seal and exhaust side
End cap 14 is tightly connected, and body 2 offers what is run through vertically near the negative and positive rotor cylinder-bore inwall intersection of steam vent side
Spring 5 is placed in groove, groove, contact diaphragm seal 4 is consistent with cylinder-bore axial length, is axially inserted into groove, its width
Side contacts with spring 5, its width opposite side under the elastic reaction of spring 5 with the peak contact of negative and positive rotor, contact
Two thickness direction sides of diaphragm seal 4 relative can be slided with groove, and male rotor 1 and female rotor 3 are engaged and be axially inserted into placement
In the cylinder-bore of body 2, support 6 is welded to connect with body 2, and the position of the corresponding negative and positive armature spindle of air-breathing side end cap 12 is provided with
Bearing hole, correspondence negative and positive rotor suction position is provided with suction hole and is welded to connect with air-breathing adapter 11, by air-breathing bolt of cover
10 and gasket seal be tightly connected with body 2.
As shown in figure 1, when refrigeration compressor runs, motor drives male rotor to turn clockwise by male rotor main shaft 8,
Male rotor 1 drives female rotor 5 to rotate counterclockwise, and absorbs the low-temperature low-pressure refrigerant gas of evaporator by the He of air-breathing adapter 11
Suction hole, into the interdental spaces of negative and positive rotor, turns over air-breathing aperture air-breathing and terminates, into compression process, pressure rise, when reaching
During to vent ports, the gas of HTHP entered steam vent and the discharge refrigeration compressor of vent connection 9, and contact diaphragm seal 4 exists
Under the elastic reaction of spring 5 all the time with the peak contact of negative and positive rotor, eliminate triangle between yin, yang rotor and cylinder inner wall intersection
The axial leakage of shape.
The above is only preferred embodiment of the present utility model, it is noted that general for the art
For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch also to should be regarded as protection domain of the present utility model.
Claims (1)
1. it is a kind of with Elastic Contact sealing double-screw refrigeration compressor, it is characterised in that including male rotor, body, female rotor,
Contact diaphragm seal, spring, support, male rotor main shaft, vent connection, air-breathing bolt of cover, air-breathing adapter, air-breathing side end cap, row
Gas bolt of cover and exhaust side end cap;The bottom correspondence yin, yang rotor exhaust position of the exhaust side end cap is provided with steam vent, arranges
Stomata is welded to connect with vent connection, and the position for being vented the bottom correspondence male rotor main shaft of side end cap offers the base bearing for running through
Hole, the side for being positioned against body for being vented the bottom correspondence female rotor driven shaft of side end cap offers the driven shaft not run through
Hole, the body is connected by exhaust end cover bolt and exhaust end cover gasket seal with exhaust side end cap seal, and body is near row
The negative and positive rotor cylinder-bore inwall intersection of stomata side, offers spring is placed in the groove for running through, groove vertically, contacts close
Mounting is consistent with cylinder-bore axial length, and contact diaphragm seal is axially inserted into groove, contacts diaphragm seal width side and spring
Contact, contact diaphragm seal width opposite side under the elastic reaction of spring with the peak contact of negative and positive rotor, contact sealing
Two thickness direction sides of piece are relative with groove to be slided, and male rotor and female rotor engage and be axially inserted into the cylinder for placing body
Kong Zhong, support is welded to connect with body;The air-breathing side end cap correspondence female rotor driven shaft, the position of male rotor main shaft set respectively
There is bearing hole, air-breathing side end cap correspondence negative and positive rotor suction position is provided with suction hole, and suction hole is welded to connect with air-breathing adapter, inhales
Gas side end cap is tightly connected by air-breathing bolt of cover and suction end sealing cushion for cover piece with body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621232792.6U CN206190522U (en) | 2016-11-16 | 2016-11-16 | Take two refrigeration screw compressor that springiness contaction is sealed |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621232792.6U CN206190522U (en) | 2016-11-16 | 2016-11-16 | Take two refrigeration screw compressor that springiness contaction is sealed |
Publications (1)
Publication Number | Publication Date |
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CN206190522U true CN206190522U (en) | 2017-05-24 |
Family
ID=58726524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621232792.6U Expired - Fee Related CN206190522U (en) | 2016-11-16 | 2016-11-16 | Take two refrigeration screw compressor that springiness contaction is sealed |
Country Status (1)
Country | Link |
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CN (1) | CN206190522U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106640642A (en) * | 2016-11-16 | 2017-05-10 | 天津商业大学 | Twin-screw refrigeration compressor with elastic contact seal |
-
2016
- 2016-11-16 CN CN201621232792.6U patent/CN206190522U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106640642A (en) * | 2016-11-16 | 2017-05-10 | 天津商业大学 | Twin-screw refrigeration compressor with elastic contact seal |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171116 |
|
CF01 | Termination of patent right due to non-payment of annual fee |