CN208870791U - Self-lubricating rolling rotor refrigeration compressor - Google Patents
Self-lubricating rolling rotor refrigeration compressor Download PDFInfo
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- CN208870791U CN208870791U CN201821245693.0U CN201821245693U CN208870791U CN 208870791 U CN208870791 U CN 208870791U CN 201821245693 U CN201821245693 U CN 201821245693U CN 208870791 U CN208870791 U CN 208870791U
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- Prior art keywords
- rotor
- self
- rolling
- lubricating
- cylinder
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- 238000005057 refrigeration Methods 0.000 title abstract description 18
- 238000005096 rolling process Methods 0.000 title abstract description 6
- 238000005461 lubrication Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a kind of self-lubricating rotor refrigeration compressor, and including casing, eccentric main axis and the cylinder sleeve on the eccentric main axis rolling and being formed rolling-rotor in its cylinder body, the both ends of cylinder body are provided with upper end cover and lower cover；Rolling-rotor self-lubricating plate is equipped in rolling-rotor, lower cover self-lubricating plate is placed in the annular groove of the nearly cylinder body side of the spindle through-hole of lower cover, eccentric main axis, which is located in the groove of the side at the spindle through-hole position of lower cover, places main shaft self-lubricating plate, upper end cover, which is located in the circular groove of rolling-rotor side, puts end cap self-lubricating plate, and cylinder self-lubricating plate is equipped in the sliding vane groove being arranged on cylinder body；Above-mentioned respective lube plate is acted on by spring to be lubricated with corresponding protected by lubrication face contact.The utility model can improve the operational reliability of refrigeration compressor and the thermal performance of refrigeration system.
Description
Technical field
The utility model relates to Refrigeration & Air-Conditioning technical fields, are specifically related to a kind of self-lubricating rotor refrigerant compression
Machine.
Background technique
Rolling rotor refrigeration compressor during operation, in order to seal and lubricate, needs lubricating oil, and refrigeration compressor
The oily separation equipment of outlet, if separation is not thorough, lubricating oil enters the heat exchange equipments such as condenser and evaporator with refrigerant,
The heat transfer efficiency for influencing heat exchange equipment, causes thermal resistance to increase, and heat transfer temperature difference increases, and condensation temperature increases, and evaporating temperature reduces, system
The pressure ratio of cold compressor increases, and wasted work increases, the performance decline of refrigeration system.
Utility model content
The utility model is place in order to overcome the shortcomings in the prior art, provides a kind of self-lubricating rotor refrigeration pressure
Contracting machine.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Self-lubricating rotor refrigeration compressor, including casing, the eccentric main axis for being driven rotation being placed in casing with
And it is mounted on the cylinder sleeve for rolling and being formed rolling-rotor in its cylinder body on the eccentric crank pin of the eccentric main axis, it is described
The both ends of cylinder body are provided with upper end cover and lower cover；
It is equipped with the first groove in the rolling-rotor, places rolling-rotor spring and rolling-rotor self-lubricating in the first groove
Plate, the rolling-rotor self-lubricating plate are tangent with inner surface of cylinder block always in the case where the elastic force of rolling-rotor spring pushes；
The spindle through-hole of the lower cover is sleeved on outside the long end of eccentric main axis main shaft and by lower cover screw and cylinder body
It is fixedly connected, the spindle through-hole of the lower cover opens up annular groove close to cylinder body side, places lower end in the annular groove
Lid self-lubricating plate and lower end lid spring, the lower cover self-lubricating plate lower end lid spring elastic force push under, always with rolling
The lower end face contact of rotor lubricates；
The side that the eccentric main axis is located at the spindle through-hole position of the lower cover is equipped with the second groove, and described second is recessed
Main shaft spring and main shaft self-lubricating plate are placed in slot, the main shaft self-lubricating plate in the case where the elastic force of main shaft spring pushes, always with
Lower cover spindle through-hole inner surface contact lubrication；
The upper end cover is fixedly connected by upper end cover screw with cylinder body, is located at rolling-rotor side equipped with round recessed
Slot, the interior placement upper end cover self-lubricating plate of the circular groove and upper end lid spring, self-lubricating plate are pushed away in the elastic force of upper end lid spring
Under dynamic, lubricated always with the upper end face contact of rolling-rotor；
Crescent-shaped space is formed between the inner surface of the rolling-rotor and cylinder body, upper end cover and lower cover；The cylinder body
On be provided with sliding vane groove, cylinder self-lubricating plate and cylinder spring are installed in sliding vane groove, under the promotion of cylinder spring, the gas
Cylinder self-lubricating plate is tangent with the outer surface of rolling-rotor always.
The counter clockwise direction back of the rolling-rotor self-lubricating plate and the tangent end face of cylinder body is straight flange, front is gradient shape
Shape structure；The counter clockwise direction front of the cylinder self-lubricating plate and the tangent end face of rolling-rotor is straight flange, back is gradient shape
Shape structure.
The upper position that the cylinder body corresponds to sliding vane groove is provided with the suction hole being connected to air inlet pipe, symmetrical with the suction hole
Position be provided with gas vent, exhaust valve is installed on the gas vent；
Exhaust pipe positioned at the casing one end center passes through casing and welds with casing, and the air inlet pipe passes through described
It aperture in the another side of casing is simultaneously welded with the casing.
The long end of the main shaft of the eccentric main axis and rotor cooperate, and the rotor and motor stator cooperate, described
Rotor and motor stator are mounted in the casing.
The casing includes upper half casing and lower half casing, connects the exhaust in the end side surface of the upper half casing
It manages, connects the air inlet pipe in the end side surface of the lower half casing.
The outlet of the exhaust pipe and the entrance of condenser connect, and connect into the outlet of the entrance and evaporator of the tracheae
It connects.
Wherein, the cylinder self-lubricating plate, main shaft self-lubricating plate, lower cover self-lubricating plate, rolling-rotor self-lubricating plate, on
End cap self-lubricating plate is made of self-lubricating material.
In the utility model, the cylinder self-lubricating plate, lower cover self-lubricating plate, rolling-rotor self-lubricating plate, upper end cover
Self-lubricating plate, main shaft self-lubricating plate are respectively in cylinder spring, lower end lid spring, rolling-rotor spring, upper end lid spring, main shaft bullet
Under the promotion of spring, always with the outer surface of rolling-rotor, two side sections and main journal surface lubricating contact, sealing and profit are realized
It is sliding.
The utility model self-lubricating rotor refrigeration compressor makes the parts list of relative motion using self-lubricating material
The good sealing in face and lubrication, improve the operational reliability of refrigeration compressor and the thermal performance of refrigeration system, and structure is simple, section
The about energy protects environment.
Detailed description of the invention
Fig. 1 is the schematic diagram that the utility model becomes self-lubricating rotor refrigeration compressor；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Specific embodiment
The utility model is described in detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to Figure 2, self-lubricating rotor refrigeration compressor, comprising:
Upper end cover 1, sleeve 2, air inlet pipe 3, cylinder spring 4, cylinder self-lubricating plate 5, main shaft spring 6, main shaft self-lubricating plate
7, lower half casing 8, motor stator 9, eccentric main axis 10, rotor 11, lower cover 12, lower cover screw 13, lower end lid spring
14, lower cover self-lubricating plate 15, rolling-rotor spring 16, rolling-rotor self-lubricating plate 17, cylinder body 18, upper end cover screw 19, on
End cap self-lubricating plate 20, upper end lid spring 21, upper half casing 22, exhaust pipe 23.
The cylinder body 18 is fixedly connected with lower half casing 8, and eccentric main axis 10 is located at the intracorporal part of cylinder and is provided with eccentric song
Handle pin, crank-pin are set with sleeve 2 outside, are formed in the rolling-rotor rolled in cylinder body 18, are equipped with groove, groove in rolling-rotor
Interior placement rolling-rotor spring 16 and rolling-rotor self-lubricating plate 17, rolling-rotor self-lubricating plate 17 is in rolling-rotor spring 16
Under elastic force pushes, tangent with 18 inner surface of cylinder body always, rolling-rotor self-lubricating plate 17 is counterclockwise with the tangent end face of cylinder body 18
Direction back is straight flange, front is gradient shape and structure.
The spindle through-hole of the lower cover 12 is sleeved on outside the long end of 10 main shaft of eccentric main axis and by gasket seal and peace
Lower cover screw 13 in screw hole is fixedly connected with cylinder body 18, and the spindle through-hole of lower cover 12 is opened close to 18 side of cylinder body
If annular groove, lower cover self-lubricating plate 15 and lower end lid spring 14 are placed in groove, lower cover self-lubricating plate 15 is in lower cover
Under the elastic force of spring 14 pushes, lubricated always with the lower end face contact of rolling-rotor.
The side that the main shaft 10 is located at the spindle through-hole position of lower cover 12 is equipped with groove, places main shaft spring in groove
6 and main shaft self-lubricating plate 7, main shaft self-lubricating plate 7 in the case where the elastic force of main shaft spring 6 pushes, always with 12 spindle through-hole of lower cover
Inner surface contact lubrication.
The upper end cover 1 passes through gasket seal and the fixed company of the upper end cover screw 19 being mounted in screw hole and cylinder body 18
It connects, is located at rolling-rotor side and is equipped with circular groove, place upper end cover self-lubricating plate 20 and upper end lid spring 21 in groove, from
Lube plate 20 is lubricated with the upper end face contact of rolling-rotor always in the case where the elastic force of upper end lid spring 21 pushes.
Crescent-shaped space is formed between the inner surface and upper end cover 1 and lower cover 12 of the rolling-rotor and cylinder body 18；
It is provided with sliding vane groove on the cylinder body 18, cylinder self-lubricating plate and cylinder spring 4, cylinder self-lubricating plate 5 are installed in sliding vane groove
Counter clockwise direction front with the tangent end face of rolling-rotor is straight flange, back is gradient shape and structure；In the promotion of cylinder spring 4
Under, cylinder self-lubricating plate 5 is tangent with the outer surface of rolling-rotor always, with the rotation of eccentric main axis 10, cylinder self-lubricating plate 5
Two small spaces of two sides are constantly ascending then descending, realize to the air-breathing of refrigeration working medium gas, compression and row
Gas.
Wherein, the corresponding sliding vane groove upper position of the cylinder body 18 is provided with the suction hole (not shown) being connected to air inlet pipe 3, with
The symmetrical position of suction hole is provided with gas vent (not shown), and exhaust valve (not shown) is equipped on the gas vent,
In, the exhaust pipe 23 positioned at 22 center of upper half casing passes through upper half casing and welds with upper half casing, and air inlet pipe 3 passes through lower half machine
It is simultaneously welded with lower half casing 8 in the aperture of shell 8.
The long end of main shaft of the eccentric main axis 10 and rotor 11 cooperate, and rotor 11 and motor stator 9 cooperate.
The outlet of the exhaust pipe 23 and the entrance of condenser connect, and the outlet of the entrance and evaporator of air inlet pipe 3 connects.
The cylinder self-lubricating plate 5, main shaft self-lubricating plate 7, lower cover self-lubricating plate 15, rolling-rotor self-lubricating plate 17,
Upper end cover self-lubricating plate 20 is made of self-lubricating material, to be formed as graphite plate makes.
As shown in Figs. 1-2, when refrigeration compressor is run, rolling-rotor rotates counterclockwise in cylinder, cylinder self-lubricating
Plate 5, lower cover self-lubricating plate 15, rolling-rotor self-lubricating plate 17, upper end cover self-lubricating plate 20, main shaft self-lubricating plate 7 exist respectively
Cylinder spring 4, lower end lid spring 14, rolling-rotor spring 16, upper end lid spring 21, main shaft spring 6 promotion under, always with rolling
The outer surface of turn, both sides of the face and main journal surface lubricating contact realize sealing and lubrication.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (6)
1. self-lubricating rotor refrigeration compressor, characterized in that including casing, the bias for being driven rotation being placed in casing
Main shaft and the cylinder sleeve for rolling and being formed rolling-rotor in its cylinder body being mounted on the eccentric crank pin of the eccentric main axis
Cylinder, the both ends of the cylinder body are provided with upper end cover and lower cover；
It is equipped with the first groove in the rolling-rotor, places rolling-rotor spring and rolling-rotor self-lubricating plate in the first groove,
The rolling-rotor self-lubricating plate is tangent with inner surface of cylinder block always in the case where the elastic force of rolling-rotor spring pushes；
The spindle through-hole of the lower cover is sleeved on outside the long end of eccentric main axis main shaft and is fixed by lower cover screw with cylinder body
The spindle through-hole of connection, the lower cover opens up annular groove close to cylinder body side, and lower cover is placed in the annular groove certainly
Lube plate and lower end lid spring, the lower cover self-lubricating plate lower end lid spring elastic force push under, always with rolling-rotor
Lower end face contact lubrication；
The side that the eccentric main axis is located at the spindle through-hole position of the lower cover is equipped with the second groove, in second groove
Place main shaft spring and main shaft self-lubricating plate, the main shaft self-lubricating plate in the case where the elastic force of main shaft spring pushes, always with lower end
Lid spindle through-hole inner surface contact lubrication；
The upper end cover is fixedly connected by upper end cover screw with cylinder body, is located at rolling-rotor side and is equipped with circular groove, institute
State and place upper end cover self-lubricating plate and upper end lid spring in circular groove, self-lubricating plate in the case where the elastic force of upper end lid spring pushes,
Always it is lubricated with the upper end face contact of rolling-rotor；
Crescent-shaped space is formed between the inner surface of the rolling-rotor and cylinder body, upper end cover and lower cover；It is set on the cylinder body
It is equipped with sliding vane groove, cylinder self-lubricating plate and cylinder spring are installed in sliding vane groove, under the promotion of cylinder spring, the cylinder is certainly
Lube plate is tangent with the outer surface of rolling-rotor always.
2. self-lubricating rotor refrigeration compressor according to claim 1, characterized in that the rolling-rotor self-lubricating plate
Counter clockwise direction back with the tangent end face of cylinder body is straight flange, front is gradient shape and structure；The cylinder self-lubricating plate and rolling
The counter clockwise direction front of the tangent end face of turn is straight flange, back is gradient shape and structure.
3. self-lubricating rotor refrigeration compressor according to claim 1, characterized in that the cylinder body corresponds to sliding vane groove
Upper position is provided with the suction hole being connected to air inlet pipe, and the symmetrical position of the suction hole is provided with gas vent, the exhaust
Exhaust valve is installed on hole；
Exhaust pipe positioned at the casing one end center passes through casing and welds with casing, and the air inlet pipe passes through the casing
Another side on aperture and with the casing weld.
4. self-lubricating rotor refrigeration compressor according to claim 1, characterized in that the main shaft of the eccentric main axis is long
End and rotor cooperation, the rotor and motor stator cooperation, the rotor and motor stator are mounted on described
In casing.
5. self-lubricating rotor refrigeration compressor according to claim 3, characterized in that the casing includes upper half machine
Shell and lower half casing connect the exhaust pipe in the end side surface of the upper half casing, connect in the end side surface of the lower half casing
Connect the air inlet pipe.
6. self-lubricating rotor refrigeration compressor according to claim 3, characterized in that the outlet of the exhaust pipe with
The entrance of condenser connects, and connects into the outlet of the entrance and evaporator of the tracheae.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821245693.0U CN208870791U (en) | 2018-08-03 | 2018-08-03 | Self-lubricating rolling rotor refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821245693.0U CN208870791U (en) | 2018-08-03 | 2018-08-03 | Self-lubricating rolling rotor refrigeration compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208870791U true CN208870791U (en) | 2019-05-17 |
Family
ID=66464016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821245693.0U Expired - Fee Related CN208870791U (en) | 2018-08-03 | 2018-08-03 | Self-lubricating rolling rotor refrigeration compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208870791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661910A (en) * | 2018-08-03 | 2018-10-16 | 天津商业大学 | Self-lubricating rotor refrigeration compressor |
-
2018
- 2018-08-03 CN CN201821245693.0U patent/CN208870791U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661910A (en) * | 2018-08-03 | 2018-10-16 | 天津商业大学 | Self-lubricating rotor refrigeration compressor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190517 Termination date: 20190803 |