CN208330751U - Become the swirl type cold compressor of vent ports size - Google Patents
Become the swirl type cold compressor of vent ports size Download PDFInfo
- Publication number
- CN208330751U CN208330751U CN201820794202.1U CN201820794202U CN208330751U CN 208330751 U CN208330751 U CN 208330751U CN 201820794202 U CN201820794202 U CN 201820794202U CN 208330751 U CN208330751 U CN 208330751U
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- Prior art keywords
- exhaust
- pressure
- moving plate
- price fixing
- spring
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Abstract
The utility model discloses a kind of swirl type cold compressor for becoming vent ports size, main shaft including the crank shaft structure in casing, base, price fixing, the Moving plate of rotation is driven by main shaft, connect the cross coupling ring of Moving plate and base, eccentric oil duct is opened up along axial direction in main shaft, main shaft and motor cooperate, the cooperation of the bottom axis connection slot of main shaft and Moving plate, there is suction hole on base side wall, price fixing contacts three pairs of closed crescent working spaces of formation by scroll wrap with Moving plate with the phase difference engagement connection of 180 degree and on axis, including breathing space, the exhaust space communicated with gas vent, compression space；The top of casing is provided with the pressure cylinder mechanism for connecting with the outlet of condenser by pressure pipe, and pressure cylinder mechanism is connect with the liftable exhaust gear for the price fixing center exhaust outlet that refrigeration compressor is arranged in.The utility model can change the size of exhaust outlet, and the pressure for realizing that compression ends is consistent with discharge chamber back pressure, eliminate overcompression and under-voltage contracting.
Description
Technical field
The utility model relates to a kind of swirl type cold compressors for becoming vent ports size.
Background technique
Swirl type cold compressor has smooth running, and volumetric efficiency is high, high reliablity, the good feature of runnability, extensively
It is general to be applied in refrigerating plant, but most of swirl type cold compressors are not provided with exhaust valve, when condensation temperature variation, move
When gas compression to vent ports in disk and price fixing volume space, it is possible to the pressure of discharge chamber can be below or above, be caused
There is overcompression or under-voltage contracting that compression ends, cause additional wasted work, the power consumption of swirl type cold compressor increases, thermal performance
Decline.
Utility model content
The utility model be in order to overcome the shortcomings in the prior art place, provide one kind may be implemented become vent ports it is big
Small swirl type cold compressor, with energy saving, protection environment.
To realize that technical solution used by the purpose of this utility model is as follows:
A kind of swirl type cold compressor becoming vent ports size, including the crank shaft structure that is vertically located in casing
Main shaft, Moving plate and the connection for doing revolution flatly moving type rotation around price fixing center with the base of main shaft cooperation, by main shaft drive
The cross coupling ring of Moving plate and base, eccentric oil duct is provided in the axial direction in the main shaft, and the main shaft has eccentric oil duct
Part cooperates with rotor, and the rotor and motor stator cooperate, one end of the main shaft by eccentric crank pin with
The axis connection slot of the bottom of Moving plate cooperates, have on the side wall of the base suction hole, the price fixing and Moving plate by scroll wrap with
The phase difference engagement connection of 180 degree simultaneously contacts three pairs of closed crescent working spaces of formation on axis, including outermost
Breathing space, the exhaust space of the innermost layer communicated with gas vent, intermediate compression space；
The top of the casing is provided with the pressure cylinder mechanism for connecting with the outlet of condenser by pressure pipe, described
Pressure cylinder mechanism is connected with the liftable exhaust gear for the exhaust outlet that price fixing center is arranged in, and the exhaust gear is described
It under the control of pressure cylinder mechanism, is able to achieve along exhaust outlet vertical direction lifting action, so that the compressed gas between price fixing and Moving plate
Discharge.
The exhaust gear include being uniformly distributed by four 90 degree of upper edge that the exhaust outlet of the price fixing is set,
In the guidance set that the guide table that is arranged cross is formed, the exhaust plug assembly being located on the inside of the guide table and with the exhaust
The other end of the spring column assembly that one end of plug assembly is correspondingly connected with, the spring column assembly connects horizontally disposed pulling plate, institute
The upper end for stating pulling plate connects the pressure cylinder mechanism by mandril.
The venting plug group includes in being inwardly successively bonded arrangement by the inner wall of the guide table and opposite can be slided
Third venting plug, second row vent plug, the first row vent plug of empty cylindrical structure, the periphery of the third venting plug with it is described fixed
The inner wall of guide table is bonded always；
The spring column assembly includes the third spring stack that elastic force is sequentially increased, second spring column, the first spring stack, institute
State the first spring stack, second spring column passes through drawstring respectively and connect with first row vent plug, second row vent plug.
The pulling plate is round.
The pressure cylinder mechanism includes pressure cylinder and the piston and spring that are located in the pressure cylinder, and the one of the piston
Side is connected to the space that the pressure inside wall of cylinder is formed with the pressure pipe, and the other side is bonded with the one side of spring, the spring
Another side is bonded with the bottom inner wall for opening up through-hole of the pressure cylinder, one end of the mandril and the one side for being bonded spring of piston
Welding, the other end pass through spring center, the through-hole of the one end side of pressure cylinder and cabinet top and are cooperatively connected with casing sealing
It is connected and fixed afterwards with the pulling plate, the through-hole that the top surface of the pressure cylinder opens up is connect with one end of the pressure pipe, the pressure
The other end and the condensator outlet adapter tube of solenoid connect.
The boss of cross arrangement is formed on the cross coupling ring, the cross coupling ring passes through the boss and position
It in the groove cooperation of the correspondence across distribution on the base and Moving plate bottom outer surface, and slides relatively, with the company of realization
Connect the base and Moving plate.
The motor stator, base and price fixing are cooperatively connected with casing respectively.
The suction hole is connected to and is welded to connect with air intake duct, and the air intake duct stretches out in outside the casing.
The top of the scroll wrap of the price fixing and the chassis interior side contacts of Moving plate, the chassis inner surface of the price fixing and dynamic
The top end surface of the scroll wrap of disk contacts.
The gas vent communicated with exhaust space is provided on the casing, the gas vent is connect with exhaust pipe, the row
Tracheae welds on the housing.
The utility model becomes the swirl type cold compressor of vent ports size, utilizes the pressure cylinder mechanism of setting and row
Mechanism of qi structure, can change the size of exhaust outlet, and the pressure for realizing that compression ends is consistent with discharge chamber back pressure, elimination overcompression and under-voltage
Contracting reduces energy consumption, energy saving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the swirl type cold compressor that the utility model becomes vent ports size.
Fig. 2 is the structural schematic diagram of the utility model exhaust gear.
Fig. 3 is the A of guide table in Fig. 2 to partial structural diagram.
Fig. 4 is exhaust gear B in Fig. 2 to partial structural diagram.
Specific embodiment:
The utility model is described in detail below in conjunction with the drawings and specific embodiments.
Referring to shown in Fig. 1-2, a kind of swirl type cold compressor becoming vent ports size, comprising:
Pressure pipe 1, piston 2, spring 3, mandril 4, price fixing 5, air intake duct 6, base 7, cross coupling ring 8, Moving plate 9, lower machine
Shell 10, main shaft 11, main shaft oil duct 12, rotor 13, motor stator 14, upper casing 15, exhaust pipe 16, pressure cylinder 17, third
Venting plug 18, second row vent plug 19, first row vent plug 20, the second drawstring 21, the first drawstring 22, pulling plate 23, the first spring stack 24,
Second spring column 25, third spring stack 26, guide table 27, upper casing links together with lower casing, forms the casing of compressor.
The main shaft 11 is crank shaft structure and is arranged in vertical that main shaft is provided in the axial direction with eccentric oil duct 12, main
Axis 11 has one end of eccentric oil duct and rotor 13 cooperates, and one end that the main shaft has eccentric oil duct passes through base 7, together
When main shaft eccentric crank pin and the axis connection slot on the outside of 9 bottom of Moving plate cooperate, it is radial corresponding two-by-two, axial on cross coupling ring 8
The groove at cross distribution respectively up and down at the boss being arranged cross, with the bottom for being located at base 7, Moving plate 9
Cooperation, and opposite sliding, to connect base and Moving plate, Moving plate 9 is made rotating motion by main shaft drive, can only be returned around 5 center of price fixing
Turn translation.The rotor 13 cooperates with motor stator 14, and motor stator 14 and casing cooperate, and base 7 and casing cooperation are solid
It is fixed.The sidewall locations setting suction hole of the base 7 is connected to and is welded to connect with air intake duct 6.Price fixing 5 and Moving plate 9 are with 180 degree
Phase difference engagement, the top of the scroll wrap of price fixing and the chassis interior side contacts of Moving plate, the chassis inner surface of price fixing and Moving plate whirlpool
The top end surface contact of tooth is revolved, and is contacted on axis and forms outermost breathing space, the row that innermost layer is communicated with gas vent
Headroom, intermediate compression space totally three pairs of closed crescent-shaped spaces when compressor operating, drive Moving plate as main shaft rotates
Rotation, makes each swept volume of a single chamber constantly become smaller from outside to inside, to realize air-breathing, compression and the purpose of exhaust.Above section is equal
For the structure of existing compressor, it is the prior art, is no longer described in detail.
The utility model is that pressure cylinder mechanism is arranged at the outer top of casing, and the center setting of the price fixing in casing can rise
The exhaust gear of drop, mechanism is connect with pressure cylinder, and pressure cylinder mechanism includes piston 2 and spring 3, pressure cylinder 17, piston 2 and spring
3 are set in pressure cylinder 17, and the one side of piston 2 is bonded with the one side of spring 3, the another side of spring 3 and opening up for pressure cylinder 17
The bottom inner wall of through-hole is bonded, and one end of through-hole and pressure pipe 1 that the top surface of pressure cylinder 17 opens up is welded, the other end of pressure pipe 1
It takes over and connects with condensator outlet.
The liftable exhaust gear includes that exhaust outlet edge that the center of the price fixing 5 opens up is arranged in upwards at 90
Four guide tables 27 that degree is evenly arranged, is fixedly installed in cross, third venting plug 18, second row vent plug 19, first row vent plug
20, three venting plugs are hollow cylindrical structure, are successively bonded from outside to inside, and opposite can be slided, wherein third venting plug
18 periphery is bonded always with the guide table 27 at the top of the exhaust outlet in 5 center of price fixing；Wherein, the exhaust outlet is spacious always
It opens, when pressure pipe no pressure, the exhaust outlet at price fixing center is also unlimited, and exhaust outlet is maximum at this time.
The pulling plate 23 is disc-shape, and the center of one side and the other end of mandril 4 are welded to connect, mandril 4
The one side of one end and the be bonded spring of piston 2 weld, the other end pass through the center of spring 3, pressure cylinder 17 one end side and
The through-hole connection at 15 top of upper casing simultaneously seals cooperation with upper casing, and 90 degree of the another side of pulling plate 23 is uniformly distributed, in cross
Position, it is radial be fixedly welded with the first spring stack 24, second spring column 25, third spring stack 26 respectively, the first spring stack 24, the
Passing through in two spring stacks 25 has the first drawstring 22, the second drawstring 21, the first drawstring 22, the second drawstring 21 one end respectively with pulling plate
23 welding, the other end respectively with one end of first row vent plug 20, second row vent plug 19 weld, the other end of third venting plug 18 with
The other end of third spring stack 26 welds.
Wherein, first spring stack 24, second spring column 25, third spring stack 26 elastic force be sequentially reduced, and it is described
Third spring stack 26, second spring column 25, the first spring stack 24 length successively shorten, i.e., it is elongated from inside to outside by gas vent.
Wherein, second drawstring 21, the first drawstring 22 are steel cable material.
Certainly, it should be noted that in the utility model, the quantity of the venting plug and the quantity of spring stack are not limited to
The above embodiments, quantity can be corresponding other quantity, such as two, three or four etc., specific unlimited.
As shown in Figs. 1-2, when compressor operates normally, when condensing pressure increases, by pressure pipe 1 to pressure cylinder 17
The pressure rise of 2 upper space of piston, overcomes spring force, pushes down on mandril 4, and pulling plate 23 moves down, and passes through third spring
Column 26 pushes third venting plug 18 to enter the exhaust outlet of price fixing 5, and the high pressure gas of Moving plate and price fixing space compression to center is through the
The hollow channel of three venting plugs 18, drains into casing, and compressor is discharged through exhaust pipe 16, makes the more original exhaust outlet of intermediate exhaust
Contact delay guarantees that interior compression end of a period pressure is consistent with condensing pressure, is unlikely to cause under-voltage contracting.
When condensing pressure continues to increase, by pressure pipe 1 to the pressure rise of 17 inner piston of pressure cylinder, 2 upper space, gram
Spring force is taken, mandril 4 is pushed down on, pulling plate 23 continues to move to downwards, second row vent plug 19 is pushed by second spring column 25, with
Third venting plug 18 enters the high pressure gas of the exhaust outlet of price fixing 5, Moving plate and price fixing space compression to center through second row vent plug
19 hollow air discharge mouth channel, drains into casing, and compressor is discharged through exhaust pipe 16, contacts intermediate exhaust with exhaust outlet and prolongs
Late, compression end of a period pressure is consistent with condensing pressure in guaranteeing, is unlikely to cause under-voltage contracting.
When condensing pressure continues to increase, by pressure pipe 1 to the pressure rise of 17 inner piston of pressure cylinder, 2 upper space, gram
Spring force is taken, mandril 4 is pushed down on, pulling plate 23 continues to move to downwards, first row vent plug 20 is pushed by the first spring stack 24, with
Second row vent plug 19, third venting plug 18 enter the high pressure gas of the exhaust outlet of price fixing 5, Moving plate and price fixing space compression to center
Hollow air discharge mouth channel through first row vent plug 20, drains into casing, and compressor is discharged through exhaust pipe 16, makes intermediate exhaust and row
Port contact delay guarantees that interior compression end of a period pressure is consistent with condensing pressure, is unlikely to cause under-voltage contracting.
When condensing pressure successively reduces, by pressure pipe 1 to the pressure reduction of 17 inner piston of pressure cylinder, 2 upper space,
Under spring force drives, mandril 4 is brought up, pulling plate 23 moves up, and passes sequentially through the first drawstring 22, the second drawstring 21 and third
The drive of spring stack 26 first row vent plug 20, second row vent plug 19, third venting plug 18 are lifted off the exhaust outlet of price fixing 5, Moving plate
Successively shift to an earlier date with space compression to the high pressure gas at center and the connection time of outlet of price fixing, drains into casing, through being vented
Compressor is discharged in pipe 16, contacts intermediate exhaust with exhaust outlet and shifts to an earlier date, and guarantees that interior compression end of a period pressure is consistent with condensing pressure, no
As for causing overcompression.
Although the utility model is particularly described referring to embodiment, embodiments described above be it is illustrative and
It is not limiting, in the case where not departing from the spirit and scope of the utility model, all change and modification are all in this reality
Within the scope of novel.
Claims (10)
1. a kind of swirl type cold compressor for becoming vent ports size, including the master for the crank shaft structure being vertically located in casing
Axis drives with the base of main shaft cooperation, by the main shaft and does the Moving plate of revolution flatly moving type rotation around price fixing center and connect dynamic
The cross coupling ring of disk and base, eccentric oil duct is provided in the axial direction in the main shaft, and the main shaft has the portion of eccentric oil duct
Divide and cooperate with rotor cooperation, the rotor and motor stator, one end of the main shaft passes through eccentric crank pin and moves
The axis connection slot of the bottom of disk cooperates, and has suction hole, the price fixing and Moving plate by scroll wrap with 180 on the side wall of the base
The phase difference engagement connection of degree simultaneously contacts three pairs of closed crescent working spaces of formation, including outermost air-breathing on axis
Space, the exhaust space of the innermost layer communicated with gas vent, intermediate compression space；It is characterized in that,
The top of the casing is provided with the pressure cylinder mechanism for connecting with the outlet of condenser by pressure pipe, the pressure
Cylinder mechanism is connected with the liftable exhaust gear for the exhaust outlet that price fixing center is arranged in, and the exhaust gear is in the pressure
It under the control of cylinder mechanism, is able to achieve along exhaust outlet vertical direction lifting action, so that the compressed gas between price fixing and Moving plate is discharged.
2. the swirl type cold compressor according to claim 1 for becoming vent ports size, which is characterized in that the exhaust
Mechanism includes that the upper edge of the exhaust outlet of the price fixing is arranged in be uniformly distributed, in the guiding being arranged cross by four 90 degree
The guidance set that platform is formed, the exhaust plug assembly being located on the inside of the guide table and corresponding with described exhaust one end of plug assembly
The other end of the spring column assembly of connection, the spring column assembly connects horizontally disposed pulling plate, and the upper end of the pulling plate passes through
Mandril connects the pressure cylinder mechanism.
3. the swirl type cold compressor according to claim 2 for becoming vent ports size, which is characterized in that the row
Vent plug group include by the guide table inner wall inwardly successively fitting arrangement and can the opposite hollow cylindrical structure slided the
The inner wall of three venting plugs, second row vent plug, first row vent plug, the periphery of the third venting plug and the guide table is always
Fitting；
The spring column assembly includes third spring stack, second spring column, the first spring stack that elastic force is sequentially increased, and described
One spring stack, second spring column pass through drawstring respectively and connect with first row vent plug, second row vent plug.
4. the swirl type cold compressor according to claim 2 for becoming vent ports size, which is characterized in that the drawing
Disk is round.
5. the swirl type cold compressor according to claim 3 for becoming vent ports size, which is characterized in that the pressure
Cylinder mechanism includes pressure cylinder and the piston and spring that are located in the pressure cylinder, the one side and the pressure inside wall of cylinder of the piston
The space of formation is connected to the pressure pipe, and the other side is bonded with the one side of spring, the another side of the spring and the pressure
The bottom inner wall fitting for opening up through-hole of cylinder, one end of the mandril are welded with the one side for being bonded spring of piston, and the other end passes through
Spring center, the through-hole of the one end side of pressure cylinder and cabinet top are simultaneously connect with after casing sealing mating connection with the pulling plate
Fixed, the through-hole that the top surface of the pressure cylinder opens up is connect with one end of the pressure pipe, the other end of the pressure pipe with it is cold
The connection of condenser discharge connection.
6. the swirl type cold compressor according to claim 1 for becoming vent ports size, which is characterized in that the cross
The boss of cross arrangement is formed on coupling ring, the cross coupling ring is by the boss and is located at the base and Moving plate
The groove cooperation of correspondence across distribution on bottom outer surface, and opposite sliding, connect the base and Moving plate to realize.
7. the swirl type cold compressor according to claim 1 for becoming vent ports size, which is characterized in that the motor
Stator, base and price fixing are cooperatively connected with casing respectively.
8. the swirl type cold compressor according to claim 1 for becoming vent ports size, which is characterized in that the air-breathing
Hole is connected to and is welded to connect with air intake duct, and the air intake duct stretches out in outside the casing.
9. the swirl type cold compressor according to claim 1 for becoming vent ports size, which is characterized in that the price fixing
Scroll wrap top and Moving plate chassis interior side contacts, the top of the scroll wrap of the chassis inner surface and Moving plate of the price fixing
Surface contact.
10. the swirl type cold compressor according to claim 1 for becoming vent ports size, which is characterized in that the machine
The gas vent communicated with exhaust space is provided on shell, the gas vent is connect with exhaust pipe, and the exhaust pipe is welded on described
On casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820794202.1U CN208330751U (en) | 2018-05-25 | 2018-05-25 | Become the swirl type cold compressor of vent ports size |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820794202.1U CN208330751U (en) | 2018-05-25 | 2018-05-25 | Become the swirl type cold compressor of vent ports size |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330751U true CN208330751U (en) | 2019-01-04 |
Family
ID=64775299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820794202.1U Expired - Fee Related CN208330751U (en) | 2018-05-25 | 2018-05-25 | Become the swirl type cold compressor of vent ports size |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547770A (en) * | 2018-05-25 | 2018-09-18 | 天津商业大学 | Become the swirl type cold compressor of vent ports size |
-
2018
- 2018-05-25 CN CN201820794202.1U patent/CN208330751U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547770A (en) * | 2018-05-25 | 2018-09-18 | 天津商业大学 | Become the swirl type cold compressor of vent ports size |
| CN108547770B (en) * | 2018-05-25 | 2024-04-23 | 天津商业大学 | Vortex refrigerating compressor with variable exhaust hole size |
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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: 20190104 Termination date: 20190525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |