CN106762638A - A kind of translation piston compressor - Google Patents
A kind of translation piston compressor Download PDFInfo
- Publication number
- CN106762638A CN106762638A CN201611075982.6A CN201611075982A CN106762638A CN 106762638 A CN106762638 A CN 106762638A CN 201611075982 A CN201611075982 A CN 201611075982A CN 106762638 A CN106762638 A CN 106762638A
- Authority
- CN
- China
- Prior art keywords
- blade
- piston
- bar
- shaped trough
- pressed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
- F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/20—Rotors
Abstract
The invention provides a kind of translation piston compressor, belong to Compressor Technology field.It solves the problems, such as that existing translation piston compressor blade easily occurs and departs from piston.This translation piston compressor, including cylinder body and bent axle, there is plunger shaft in cylinder body, there is eccentric part on bent axle, rotated on eccentric part and be arranged with piston, bar-shaped trough is offered vertically on the lateral wall of piston, blade is slidably connected in cylinder body, the edge top surface of blade is pressed in bar-shaped trough, some location holes are offered on blade top surface, sliding plug has locating rod in location hole, retaining spring is additionally provided with location hole, some arc positioning grooves are offered on bar-shaped trough cell wall, the end of locating rod is stretched out location hole and is pressed in locating slot, blade is provided with regulating part.This translation piston compressor can avoid leaf abscission piston, improve compressor operating stability.
Description
Technical field
The invention belongs to Compressor Technology field, it is related to a kind of translation piston compressor.
Background technology
Compressor is a kind of a kind of driven fluid machinery that low-pressure gas is promoted to gases at high pressure, is refrigeration system
Heart.It sucks the refrigerant gas of low-temp low-pressure from air intake duct, after being compressed to it by motor rotation band piston, to
Blast pipe discharges the refrigerant gas of HTHP, for kind of refrigeration cycle provides power, compressor point piston compressor, screw compression
Machine, centrifugal compressor, linear compressor etc., piston compressor typically (are opened by housing, motor, cylinder body, piston, control device
Dynamic device and thermal protector) and cooling system composition, piston and blade are generally included in piston compressor, blade is supported by spring
It is pressed on piston, because piston is in translation process, but the friction of eccentric part can be subject to during translation and there is circumference
The trend of rotation, therefore easily occur the phenomenon that blade departs from piston in use.
The content of the invention
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that a kind of translation piston compressor, this
Translation piston compressor can avoid leaf abscission piston, improve compressor operating stability.
The purpose of the present invention can be realized by following technical proposal：A kind of translation piston compressor, including cylinder body and song
There is plunger shaft in axle, the cylinder body, there is eccentric part on the bent axle, the bent axle is positioned in cylinder body, and eccentric position
Piston is arranged with being rotated in plunger shaft, on the eccentric part, bar-shaped trough, institute is offered on the lateral wall of the piston vertically
State and blade is slidably connected in cylinder body, the edge top surface of the blade is pressed in bar-shaped trough, offered on the blade top surface
Some location holes, sliding plug has locating rod in the location hole, and retaining spring, the bar-shaped trough groove are additionally provided with location hole
Some arc positioning grooves are offered on wall, in the presence of retaining spring, the end of locating rod is stretched out location hole and is pressed on and determines
In the groove of position, the blade is provided with the regulating part that can adjust retaining spring pretightning force.
During compressor operating, crankshaft high-speed rotation is rotated with eccentric part, and piston rotation is set on eccentric part,
Piston is subject to the positioning action of blade, therefore eccentric part opposing pistons to rotate simultaneously, and piston does reciprocating translatory in plunger shaft,
Plunger shaft is separated into two chambers by blade and piston, with the translation of piston, a chamber air-breathing, and another chamber outlet,
Holddown spring is additionally provided with cylinder body, in the presence of holddown spring, the top surface of blade can be pressed in bar-shaped trough, while this
Blade is additionally provided with locating rod, and in the presence of retaining spring, locating rod is pressed in locating slot, be increased between blade and piston
Detent force, it is to avoid because the circumferential active force of eccentric part causes the bar-shaped trough of piston to be taken off with blade top surface during piston translation
From, while the pretightning force of retaining spring can be adjusted by regulating part, therefore, it is possible to according to piston translational velocity and frictional force
To adjust the active force of locating rod and locating slot, applicability is stronger.
In above-mentioned translation piston compressor, the cross section of the bar-shaped trough is curved, the top surface of the blade be with
The adaptable cambered surface of bar-shaped trough cell wall.Micro rotation occurs during translation due to piston, above-mentioned arc fit structure makes
Blade can opposing pistons do micro swing.
In above-mentioned translation piston compressor, the regulating part includes adjusting nut, and regulation is provided with the location hole
Screw rod, one end of above-mentioned retaining spring is pressed in positioning rod end surface, and the other end is pressed on adjusting screw rod, is opened on the blade
The link slot through two sides is provided with, the link slot connects with location hole, the adjusting nut is screwed onto on adjusting screw rod, and
The lateral wall of adjusting nut protrudes the two ends of link slot respectively.Can move axially adjusting screw rod by rotating adjusting nut,
So as to play a part of to adjust retaining spring pretightning force.
In above-mentioned translation piston compressor, the end of the adjusting screw rod is fixed with the top board of circular in cross-section,
Stopper slot is offered on the end face of the free end of the top board, the end of above-mentioned retaining spring is pressed in stopper slot.Increase fixed
The connection of position spring and adjusting screw rod, it is to avoid displacement occurs in retaining spring end so that structure is more stablized.
In above-mentioned translation piston compressor, the two ends of the link slot are equipped with sealing ring, and the sealing ring is connected
On the cell wall of link slot.Increase the sealing of the two chambers in plunger shaft, it is to avoid mutual gas blowby.
In above-mentioned translation piston compressor, the external part end face of the locating rod is cambered surface.Enable locating rod
Opposing pistons do micro swing, reduce frictional force between the two.
Compared with prior art, this translation piston compressor has advantages below：
1st, because this blade is additionally provided with locating rod, in the presence of retaining spring, locating rod is pressed in locating slot, is increased
Detent force between blade and piston, it is to avoid the circumferential active force during piston translation due to eccentric part causes the bar of piston
Shape groove departs from blade top surface.
2nd, due to the pretightning force of retaining spring can be adjusted by regulating part, therefore, it is possible to according to piston translational velocity and
Frictional force adjusts the active force of locating rod and locating slot, and applicability is stronger.
3rd, because the two ends of link slot are equipped with sealing ring, the sealing of the two chambers in plunger shaft is increased, it is to avoid phase
Mutual gas blowby.
Brief description of the drawings
Fig. 1 is the lateral partial structurtes sectional view of this translation piston compressor.
Fig. 2 is the schematic enlarged-scale view at A in Fig. 1.
In figure, 1, cylinder body；11st, plunger shaft；2nd, bent axle；21st, eccentric part；3rd, piston；31st, bar-shaped trough；32nd, locating slot；4、
Blade；41st, location hole；42nd, link slot；5th, locating rod；6th, retaining spring；7th, regulating part；71st, adjusting nut；72nd, spiral shell is adjusted
Bar；73rd, top board；731st, stopper slot；74th, sealing ring.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figure 1 and Figure 2, there is plunger shaft in a kind of translation piston compressor, including cylinder body 1 and bent axle 2, cylinder body 1
11, there is eccentric part 21 on bent axle 2, bent axle 2 is positioned in cylinder body 1, and eccentric part 21 is located in plunger shaft 11, on eccentric part 21
Rotation is arranged with piston 3, is offered vertically on the lateral wall of piston 3 in bar-shaped trough 31, cylinder body 1 and slidably connects blade 4, leaf
The edge top surface of piece 4 is pressed in bar-shaped trough 31, is offered to be slided in some location holes 41, location hole 41 on the top surface of blade 4 and is inserted
Locating rod 5 is connected to, retaining spring 6 is additionally provided with location hole 41, some arc positioning grooves 32 are offered on the cell wall of bar-shaped trough 31,
In the presence of retaining spring 6, the end of locating rod 5 is stretched out location hole 41 and is pressed in locating slot 32, and blade 4 is provided with energy
Enough adjust the regulating part 7 of the pretightning force of retaining spring 6.
During compressor operating, bent axle 2 is rotated at a high speed, i.e., rotated with eccentric part 21, and piston 3 is rotated and is set in eccentric part
On 21, while piston 3 is subject to the positioning action of blade 4, therefore the opposing pistons 3 of eccentric part 21 to rotate, and piston 3 is in plunger shaft 11
Reciprocating translatory is inside done, plunger shaft 11 is separated into two chambers by blade 4 and piston 3, with the translation of piston 3, a chamber is inhaled
Gas, another chamber outlet is additionally provided with holddown spring in cylinder body 1, and in the presence of holddown spring, the top surface of blade 4 can
It is pressed in bar-shaped trough 31, while this blade 4 is additionally provided with locating rod 5, in the presence of retaining spring 6, locating rod 5 is pressed on fixed
In the groove 32 of position, the detent force between blade 4 and piston 3 is increased, it is to avoid due to the circumference of eccentric part 21 during the translation of piston 3
Active force causes the bar-shaped trough 31 of piston 3 and the top surface of blade 4 to depart from, while can adjust the pre- of retaining spring 6 by regulating part 7
Clamp force, therefore, it is possible to adjust the active force of locating rod 5 and locating slot 32 according to the translational velocity of piston 3 and frictional force, is applicable
Property is stronger.
Specifically, the cross section of bar-shaped trough 31 is curved, and the top surface of blade 4 is the arc being adapted with the cell wall of bar-shaped trough 31
Face, because piston 3 occurs micro rotation during translation, above-mentioned arc fit structure enables the opposing pistons 3 of blade 4
Do micro swing.
Regulating part 7 includes being provided with adjusting screw rod 72 in adjusting nut 71, location hole 41, and one end of retaining spring 6 is pressed on
On the end face of locating rod 5, the other end is pressed on adjusting screw rod 72, and the link slot 42 through two sides, the company are offered on blade 4
Access slot 42 is connected with location hole 41, and adjusting nut 71 is screwed onto on adjusting screw rod 72, and the lateral wall of adjusting nut 71 is distinguished
The two ends of link slot 42 are protruded, can move axially adjusting screw rod 72 by rotating adjusting nut 71, it is fixed so as to play regulation
The effect of the position pretightning force of spring 6.
The end of adjusting screw rod 72 is fixed with the top board 73 of circular in cross-section, is opened up on the end face of the free end of top board 73
Limited location groove 731, the end of retaining spring 6 is pressed in stopper slot 731, increases the connection of retaining spring 6 and adjusting screw rod 72,
The end of retaining spring 6 is avoided displacement occur so that structure is more stablized.
The two ends of link slot 42 are equipped with sealing ring 74, and sealing ring 74 is connected on the cell wall of link slot 42, increase piston 3
The sealing of the two chambers in chamber 11, it is to avoid mutual gas blowby.
The external part end face of locating rod 5 is cambered surface so that locating rod 5 can opposing pistons 3 do micro swing, reduce both
Between frictional force.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Claims (6)
1. there is plunger shaft (11), institute in a kind of translation piston compressor, including cylinder body (1) and bent axle (2), the cylinder body (1)
Stating has eccentric part (21) on bent axle (2), the bent axle (2) is positioned in cylinder body (1), and eccentric part (21) is positioned at plunger shaft
(11) in, it is characterised in that rotated on the eccentric part (21) and be arranged with piston (3), along axle on the lateral wall of the piston (3)
Blade (4) is slidably connected to offering in bar-shaped trough (31), the cylinder body (1), the edge top surface of the blade (4) is pressed on
In bar-shaped trough (31), some location holes (41) are offered on blade (4) top surface, the interior sliding plug of the location hole (41) has
Locating rod (5), retaining spring (6) is additionally provided with location hole (41), and some arcs are offered on bar-shaped trough (31) cell wall
Locating slot (32), in the presence of retaining spring (6), the end of locating rod (5) stretches out location hole (41) and is pressed on locating slot
(32) in, the blade (4) is provided with the regulating part (7) that can adjust retaining spring (6) pretightning force.
2. translation piston compressor according to claim 1, it is characterised in that the cross section of the bar-shaped trough (31) is in arc
Shape, the top surface of the blade (4) is the cambered surface being adapted with bar-shaped trough (31) cell wall.
3. translation piston compressor according to claim 2, it is characterised in that the regulating part (7) is including adjusting nut
(71) adjusting screw rod (72), is provided with the location hole (41), one end of above-mentioned retaining spring (6) is pressed on locating rod (5) end
On face, the other end is pressed on adjusting screw rod (72), and the link slot (42) through two sides is offered on the blade (4), should
Link slot (42) is connected with location hole (41), and the adjusting nut (71) is screwed onto on adjusting screw rod (72), and adjusting nut
(71) lateral wall protrudes the two ends of link slot (42) respectively.
4. translation piston compressor according to claim 3, it is characterised in that the end of the adjusting screw rod (72) is connected
There is the top board (73) of circular in cross-section, stopper slot (731) is offered on the end face of the free end of the top board (73), it is above-mentioned fixed
The end of position spring (6) is pressed in stopper slot (731).
5. the translation piston compressor according to claim 3 or 4, it is characterised in that the two ends of the link slot (42) are equal
Sealing ring (74) is provided with, the sealing ring (74) is connected on the cell wall of link slot (42).
6. translation piston compressor according to claim 5, it is characterised in that the external part end face of the locating rod (5)
It is cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075982.6A CN106762638B (en) | 2016-11-30 | 2016-11-30 | A kind of translation piston compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075982.6A CN106762638B (en) | 2016-11-30 | 2016-11-30 | A kind of translation piston compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106762638A true CN106762638A (en) | 2017-05-31 |
| CN106762638B CN106762638B (en) | 2018-11-06 |
Family
ID=58900870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611075982.6A Active CN106762638B (en) | 2016-11-30 | 2016-11-30 | A kind of translation piston compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106762638B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716466A (en) * | 2018-05-24 | 2018-10-30 | 江苏昊科汽车空调有限公司 | The air conditioning compressor blade of heat insulation and wear resistance |
| CN113482929A (en) * | 2021-08-26 | 2021-10-08 | 青岛科技大学 | Sealing structure for reducing leakage of rolling rotor compressor |
| CN114651129A (en) * | 2019-11-21 | 2022-06-21 | 三菱电机株式会社 | Rotary compressor, refrigeration cycle device, and method for manufacturing rotary compressor |
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|---|---|---|---|---|
| JPS6111401A (en) * | 1984-06-26 | 1986-01-18 | Mitsubishi Heavy Ind Ltd | Rotary hydraulic machine |
| CN2047313U (en) * | 1989-03-10 | 1989-11-08 | 邱鲁健 | Hinged piston type compressor |
| CN1467379A (en) * | 2002-07-09 | 2004-01-14 | ���ǵ�����ʽ���� | Variable capacity rotary compressor |
| CN201057149Y (en) * | 2007-06-15 | 2008-05-07 | 五邑大学 | Translational rotor type compressor |
| CN101446288A (en) * | 2008-10-31 | 2009-06-03 | 陈君立 | Translational piston rotary compressor |
| CN202215473U (en) * | 2011-07-28 | 2012-05-09 | 浙江鸿友压缩机制造有限公司 | Penetration vane type translation rotor compressor |
| CN103644117A (en) * | 2013-12-27 | 2014-03-19 | 浙江百达精工股份有限公司 | Rotary translation piston compressor |
-
2016
- 2016-11-30 CN CN201611075982.6A patent/CN106762638B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6111401A (en) * | 1984-06-26 | 1986-01-18 | Mitsubishi Heavy Ind Ltd | Rotary hydraulic machine |
| CN2047313U (en) * | 1989-03-10 | 1989-11-08 | 邱鲁健 | Hinged piston type compressor |
| CN1467379A (en) * | 2002-07-09 | 2004-01-14 | ���ǵ�����ʽ���� | Variable capacity rotary compressor |
| CN201057149Y (en) * | 2007-06-15 | 2008-05-07 | 五邑大学 | Translational rotor type compressor |
| CN101446288A (en) * | 2008-10-31 | 2009-06-03 | 陈君立 | Translational piston rotary compressor |
| CN202215473U (en) * | 2011-07-28 | 2012-05-09 | 浙江鸿友压缩机制造有限公司 | Penetration vane type translation rotor compressor |
| CN103644117A (en) * | 2013-12-27 | 2014-03-19 | 浙江百达精工股份有限公司 | Rotary translation piston compressor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716466A (en) * | 2018-05-24 | 2018-10-30 | 江苏昊科汽车空调有限公司 | The air conditioning compressor blade of heat insulation and wear resistance |
| CN114651129A (en) * | 2019-11-21 | 2022-06-21 | 三菱电机株式会社 | Rotary compressor, refrigeration cycle device, and method for manufacturing rotary compressor |
| CN113482929A (en) * | 2021-08-26 | 2021-10-08 | 青岛科技大学 | Sealing structure for reducing leakage of rolling rotor compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106762638B (en) | 2018-11-06 |
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