CN202441600U - Double-rotor variable-volume compressor - Google Patents
Double-rotor variable-volume compressor Download PDFInfo
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- CN202441600U CN202441600U CN 201220037461 CN201220037461U CN202441600U CN 202441600 U CN202441600 U CN 202441600U CN 201220037461 CN201220037461 CN 201220037461 CN 201220037461 U CN201220037461 U CN 201220037461U CN 202441600 U CN202441600 U CN 202441600U
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Abstract
The utility model provides a double-rotor variable-volume compressor, comprising a first air cylinder group and a second air cylinder group. The first air cylinder group comprises a first air cylinder, a first sliding sheet and a locking mechanism, wherein the first air cylinder is provided with a first sliding groove; the first sliding sheet is arranged in the first sliding groove and is provided with a positioning hole or a positioning groove; the locking mechanism is provided with a locking piece; the locking piece is provided with a locking position and an unlocking position, wherein the locking position extends into the first sliding groove and is matched with the positioning hole or the positioning groove so as to lock the first sliding sheet, and the unlocking position is used for unlocking the first sliding sheet. The double-rotor variable-volume compressor provided by the utility model can convert between single-cylinder operation and double-cylinder operation, and has higher operation stability and reliability. Meanwhile, a sliding sheet of a second air cylinder is not stressed by a pull force towards the outer side of the air cylinder in the double-cylinder operation, so that the sliding sheet is tightly adhered to a roller; the leakage loss and the like can be reduced; and the compressor properties can be improved.
Description
Technical field
The utility model relates to the Compressor Technology field, especially, relates to a kind of double rotor variable volume compressor.
Background technique
A kind of double rotor variable conpacitance compressor is disclosed in the existing technology; Has following technical characteristics; Through the mode of retaining mechanisies such as permanent magnet, electromagnet and draught spring is set at the slide plate of a cylinder, to slide plate a pulling force to the cylinder outside is provided, when making in the cylinder behind to high pressure; Under the effect of pulling force, force to keep slide plate and roller to be separated, thereby the air displacement that stops the compression change compressor of a cylinder realizes transfiguration.In the disclosed technological scheme; First cylinder spring of packing into; The second cylinder spring eye is shock mount not, controls the slide plate position together through the pressure difference at retaining mechanism such as permanent magnet and slide plate two ends, keeps slide plate contact with roller and disengaging makes the lower cylinder running or unloads with the realization transfiguration.
Single twin-tub pressure reduction control implementation is simple; When second suction tude of three-way valve and liquor separator and second cylinder air inlet are communicated with; Have the low pressure air suction chamber in second cylinder, the slide plate outside is a high pressure, and the effect that under differential pressure action, overcomes outside pulling force such as magnet makes slide plate compress roller; The normal compression operation of second cylinder, the running of compressor twin-tub; When three-way valve exhaust skirt is communicated with second cylinder air inlet, be high pressure in second cylinder, the slide plate outside also is a high pressure, and magnet etc. the outwards effect of pulling force make slide plate and roller be separated, and the unloading of second cylinder is not compressed, the running of compressor single cylinder.
Slide plate and roller were separated when above-mentioned double rotor variable conpacitance compressor used retaining mechanisies such as permanent magnet, electromagnet and draught spring that a pulling force outside cylinder is provided with the realization single cylinder; Yet; When twin-tub turned round, though slide plate compresses roller under the effect of inside and outside differential pressure power, the pulling force of retaining mechanism still existed; Can increase the leakage of second cylinder, influence the performance and the stability of compressor.
The model utility content
The utility model purpose is to provide a kind of double rotor variable volume compressor, to solve double rotor variable volume compressor of the prior art the second cylinder earial drainage and the insecure technical problem of transfiguration takes place easily when twin-tub turns round.
For realizing above-mentioned purpose, the utility model provides a kind of double rotor variable volume compressor, comprises first cylinder block and second cylinder block, and first cylinder group comprises: first cylinder is provided with first chute; First slide plate is arranged in first chute, and is provided with positioning hole or locating slot; Lockable mechanism has locking body, and locking body has to extend in first chute and cooperates with positioning hole or locating slot with lock position that first slide plate is locked and with the unlocked position of the first slide plate release.
Further, positioning hole is opened on first slide plate along the thickness direction of first slide plate; Be provided with the pin hole vertical with the movement direction of first slide plate in first cylinder, an end of pin hole is communicated with first chute; Lockable mechanism comprises: pin, be arranged in the pin hole, and form locking body; Electromagnet is arranged on the end away from first slide plate of pin hole; Elastic component is connected between pin and the electromagnet.
Further, pin hole comprises first pin hole and second pin hole that lays respectively at the first slide plate both sides; Pin comprises first pin and second pin that is separately positioned in first pin hole and second pin hole; Electromagnet comprises and is separately positioned on first pin hole and second electromagnet away from an end of first slide plate that is arranged on second pin hole; Elastic component comprise be connected in first elastic component between first pin and first electromagnet and be connected in second pin and second electromagnet between second elastic component.
Further, first elastic component and second elastic component are spring.
Further, positioning hole is opened on first slide plate along the thickness direction of first slide plate; Be provided with three pin hole vertical with the movement direction of first slide plate in first cylinder, first end of the 3rd pin hole is communicated with first chute and valve chamber, and this valve chamber is the high pressure valve chamber, and second end of the 3rd pin hole links to each other with the suction port of first cylinder; Lockable mechanism comprises: the 3rd pin, be arranged in the 3rd pin hole, and form locking body; The 3rd elastic component is arranged on second end of the 3rd pin hole, is used to make first end motion of the 3rd pin to the 3rd pin hole.
Further, the double rotor variable volume compressor that the utility model provides also comprises first flange that links to each other with first end face of first cylinder, and the dividing plate that links to each other with second end face of first cylinder, and valve chamber forms by stating first cylinder, dividing plate and first flange.
Further; The double rotor variable volume compressor that the utility model provides also comprises first air way switch valve, and first air way switch valve has first intake valve port, second intake valve port and first valve port of giving vent to anger; First intake valve port and second intake valve port switchably are communicated with first valve port of giving vent to anger; The suction port of first cylinder and first valve port of giving vent to anger links to each other, and first intake valve port links to each other with the air outlet of liquor separator, and second intake valve port links to each other with compressor outlet.
Further, first air way switch valve is a three-way valve.
Further, the 3rd elastic component is a spring.
Further, first slide plate is provided with the positioning hole of offering along the thickness direction of first slide plate; Be provided with three pin hole vertical with the movement direction of first slide plate in first cylinder, first end of the 3rd pin hole is communicated with first chute and valve chamber, and valve chamber and suction port insert pressurized gas and low-pressure gas alternately through second air way switch valve; Lockable mechanism comprises: the 3rd pin, be arranged in the 3rd pin hole, and form locking body.
Further, second air way switch valve has: the 3rd intake valve port links to each other with compressor outlet; The 4th intake valve port links to each other with the air outlet of liquor separator; The 3rd valve port of giving vent to anger links to each other with valve chamber; The 4th valve port of giving vent to anger links to each other with suction port, and wherein, the 3rd valve port and the 4th valve port of giving vent to anger of giving vent to anger is communicated with the 3rd intake valve port and the 4th intake valve port respectively alternately.
Further, second air way switch valve is a four-way valve.
Further, locating slot is formed on the downside of first slide plate; The lower end of first cylinder is provided with first flange; The first flange downside is provided with first cover plate, and first flange and first cover plate are provided with and coaxial the 4th relative pin hole of locating slot, and the 4th pin hole extends to first flange from first cover plate; Be provided with the 4th pin in the 4th pin hole; The lower end of the 4th pin hole is provided with and is used to make the upper end of the 4th pin to extend into the 4th elastic component in the locating slot, and the upper end of the 4th pin hole is communicated with valve chamber; This valve chamber is the high pressure valve chamber, and the lower end of the 4th pin hole is communicated with the suction port of first cylinder.
Further, be formed with the ladder surface towards the lower end of the 4th pin hole in the 4th pin hole, the 4th pin has the face of keeping out that the top and bottom of matching with ladder surface the 4th pin cut off.
Further, the back side of the face of keeping out of the 4th pin is formed with groove, and the 4th elastic component is arranged in the groove.
Further, the lower end of the 4th pin hole is communicated with suction port with the by-pass hole that is formed in first flange through the bypass groove that is formed in first cover plate.
Further, suction port switchably is communicated with the air outlet of compressor outlet or liquor separator through the 3rd air way switch valve.
Further, first flange links to each other with first end face of first cylinder, and second end face of first cylinder is connected with dividing plate, and valve chamber is formed by first cylinder, dividing plate and first flange.
Further, the 4th elastic component is a spring.
The utlity model has following beneficial effect:
The double rotor variable volume compressor that the utility model provides, first slide plate is provided with positioning hole or locating slot, and first cylinder is provided with the snap lock locking mechanism; Utilization has to extend in first chute and cooperates with positioning hole or locating slot with lock position that first slide plate is locked and with the locking body of the unlocked position of the first slide plate release; First slide plate is carried out locking or release, can realize the switching of single, double cylinder running reliably, the stability and the reliability of running are higher; The second cylinder slide plate does not receive the pulling force to the cylinder outside when twin-tub turns round simultaneously; That pastes between slide plate and roller is tighter, can reduce leakage loss etc., improves compressor performance.
Except top described purpose, feature and advantage, the utility model also has other purpose, feature and advantage.To do further detailed explanation to the utility model with reference to figure below.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the cross-sectional view of the compressor of the utility model preferred embodiment;
The three-dimensional decomposition texture schematic representation of first cylinder block of Fig. 2 the utility model preferred embodiment;
Fig. 3 is the Facad structure schematic representation of first slide plate of the utility model preferred embodiment;
Fig. 4 is the side structure schematic representation of first slide plate of the utility model preferred embodiment;
Fig. 5 a is that first pin and second of the utility model preferred embodiment is pinned the structural representation of the first slide plate locking;
Fig. 5 b is that first pin and second of the utility model preferred embodiment is pinned the structural representation of the first slide plate release;
Fig. 6 is the structural representation of the 3rd pin of the utility model preferred embodiment with the first slide plate locking;
Fig. 7 is the structural representation that suction port and the valve chamber of first cylinder of the compressor of the utility model preferred embodiment links to each other with the high low pressure source of the gas through second air way switch valve;
Fig. 8 is the structural representation that the downside of first slide plate of the utility model preferred embodiment is offered locating slot;
Fig. 9 is that the 4th pin of the utility model preferred embodiment is from the downside of first slide plate structural representation with the first slide plate locking;
Figure 10 is the 4th pin hole of the utility model preferred embodiment and the formation structural representation of the 4th pin; And
Figure 11 is the structural representation that the suction port of first cylinder of the utility model preferred embodiment links to each other with external air source through the 4th air way switch valve.
Embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As depicted in figs. 1 and 2; The utility model provides a kind of double rotor variable volume compressor, and this double rotor variable volume compressor comprises first cylinder block and second cylinder block, wherein; First cylinder group comprises: first cylinder 11; Be provided with the first chute 11a (as shown in Figure 2), be provided with first slide plate, 13, the first slide plates 13 in this first chute 11a and be provided with positioning hole 13a (like Fig. 3 and shown in Figure 4) or locating slot 13f (referring to Fig. 8); First cylinder block also comprises lockable mechanism; This keying structure has locking body, and this locking body has to extend in the first chute 11a and cooperates with the 13a hole, location of first slide plate 13 or locating slot 13d with lock position that first slide plate 13 is locked and with the unlocked position of first slide plate, 13 releases.
As a kind of concrete mode of execution; Like Fig. 3 and shown in Figure 4; Positioning hole 13a is opened on first slide plate 13 along the thickness direction of first slide plate 13; Correspondingly, be provided with the pin hole 11b (as shown in Figure 2) vertical with the movement direction of first slide plate 13 in first cylinder 11, an end of this pin hole is communicated with the first chute 11a; Lockable mechanism comprises pin, electromagnet and elastic component, and wherein, pin is arranged in the pin hole, forms locking body, and electromagnet is arranged on the interior end away from first slide plate 13 of pin hole, and elastic component is connected between pin and the electromagnet.
In this kind mode; First slide plate 13 (following slide plate) of first cylinder 11 of compressor can be fixed through machinery type; The slide plate tail end is not opened spring butt breach, and first slide plate 13 is provided with positioning hole 13a, on first cylinder 11, opens the fixedly hole structure of usefulness simultaneously.
Shown in Fig. 5 a and Fig. 5 b, in order to play the effect of positive lock, pin hole can comprise first pin hole and second pin hole that lays respectively at first slide plate, 13 both sides; Pin comprises first pin, 131 and second pin 132 that is used for the locking slide plate that is separately positioned in first pin hole and second pin hole; Electromagnet comprises first electromagnet 135 and second electromagnet 136 away from an end of first slide plate 13 that is separately positioned on first pin hole and second pin hole; Elastic component comprise be connected to first pin between 131 and first electromagnet 135 first elastic component 133 and be connected in second second elastic component 134 of pinning between 132 and second electromagnet 136; Two pins can slip into vane slot under the effect of elastic component, the tail end of two pins makes itself and first slide plate, 13 Elastic Contact through first elastic component 133 and second elastic component 134 respectively.
First elastic component 133 and second elastic component 134 all can be spring.
During the twin-tub running, the electromagnet energising overcomes its tail end spring power effect and makes pin leave slide plate, and first slide plate 13 of first cylinder 11 is close to roller under the effect of external and internal pressure difference, and first cylinder 11 normally compresses, and realizes the twin-tub running; In the time of the single cylinder running, the electromagnet no electric circuit, the pin hole end face that under the effect of elastic component, ejects of pin gets into vane slot and slide plate butt; In first roller, 23 rotation processes, first slide plate 13 is slided to the vane slot tail end, in slide plate slides when the positioning hole on it with pin when relative; Pin is got into the position of corresponding positioning hole 13a under the effect of elastic force, make pin block first slide plate 13, because positioning hole 13a indent on slide plate of first slide plate 13; Pin is insertion positioning hole location under the elastic component effect; Can make slide plate continue to slide and put in place up to pin and slide plate positioning hole location to the vane slot tail end, at this moment, the cooperation surplus assurance slide plate of the positioning hole of indent and roller reliable separation one segment distance (differing very little) mutually on pin and the slide plate; First cylinder 11 reliably unloads, the running of compressor single cylinder.
Can also adopt following manner, realize the locking of first slide plate 13:
As shown in Figure 6, positioning hole 13a is opened on first slide plate 13 (as shown in Figure 3) along the thickness direction of first slide plate 13; Be provided with three pin hole vertical in first cylinder 11 with the movement direction of first slide plate 13; First end of the 3rd pin hole is communicated with first chute and valve chamber 27; Second end of the 3rd pin hole of high pressure links to each other with the suction port 11c of first cylinder 11 at this moment; In fact, second end of the 3rd pin hole is formed with tail end space 13e (again referring to Fig. 2), and this tail end space 13e is communicated with suction port 11c; In such cases, lockable mechanism can comprise: the 3rd pin 137, be arranged in the 3rd pin hole, and form locking body; The 3rd elastic component 138 is arranged on second end of the 3rd pin hole, is used to make 137 first end motions to the 3rd pin hole of the 3rd pin.The 3rd elastic component 138 can be spring.In order to distinguish, increased by the 3rd pin 137, in fact, the 3rd pin 137 just can adopt in first pin, 131 or second pin 132.
Again referring to Fig. 1 and Fig. 2; The double rotor variable volume compressor that the utility model provides; Also comprise first flange 15 that links to each other with first end face of first cylinder 11, and the dividing plate 17 that links to each other with second end face of first cylinder 11, valve chamber 27 is formed by first cylinder 11, dividing plate 17 and first flange 15.
Under this kind mode, do not adopt electromagnet the front end of pin to be withdrawn from vane slot to the pin application of force, promptly do not utilize electromagnetic force that locking body is in the unlocked position, so, just need to adopt other mode that the pin application of force is made the pin withdrawal.
In order to realize making pin can under the effect that does not have electromagnetic force, be in the purpose of lock position and unlocked position; The double rotor variable volume compressor that the utility model provides also comprises first air way switch valve 24; First air way switch valve 24 has first intake valve port 241, second intake valve port 243 and first valve port 242 of giving vent to anger; Wherein, first intake valve port 241 and second intake valve port 243 switchably are communicated with first valve port 242 of giving vent to anger, and the suction port 11c of first cylinder 11 and first valve port 242 of giving vent to anger links to each other; First intake valve port 241 links to each other with the air outlet 191 of liquor separator 19, and second intake valve port 243 links to each other with compressor outlet 10.
The first above-mentioned air way switch valve 24 can be three-way valve.
In the time of single cylinder, the suction port 11c of first cylinder 11 is communicated with compressor outlet 10 through second intake valve port 243 of three-way valve, is high pressure to suction port 11c; And then to make the 3rd pin 137 tail end space be high pressure; The front end of the 3rd pin 137 is communicated with valve chamber 27, and this valve chamber 27 is the high pressure valve chamber at this moment, and therefore the front end of the 3rd pin 137 also is a high pressure; Elastic force through the 3rd elastic component 138 pushes up the 3rd pin 137 to first slide plate 13; First slide plate 13 is fixed, first cylinder 11 is unloaded, the running of compressor single cylinder; In the time of twin-tub; First cylinder 11 comes air inlet through the air outlet 191 that three-way valve is communicated with the liquor separator 19 of compressor; The tail end space of corresponding the 3rd pin 137 is a low pressure, and the front end of the 3rd pin 137 still is a high pressure, and the effect that bigger height pressure difference overcomes elastic force makes the 3rd pin 137 and first slide plate 13 unclamp; First cylinder, 11 proper functioning, the running of compressor twin-tub.
Can also adopt following Placement, make the air pressure alternate at the two ends of pin, utilize the variation of height pressure reduction that pin is moved forwards or backwards, and then pin is changed in lock position and unlocked position.
As shown in Figure 7, specifically, still have positioning hole 13a on first slide plate 13; And identical with aforesaid way, the position of pin hole and pin is identical with the position of the 3rd pin hole and the 3rd pin 137, and different is; No longer adopt the 3rd elastic component 138, valve chamber 27 also keeps high pressure conditions no longer always, that is to say; The front end of the 3rd pin 137 keeps high pressure conditions no longer always; But be in the state that high low pressure switches, correspondingly, the rear end of the 3rd pin 137 also is in the opposite high low pressure switching state of pressure state with the preceding end spaces of the 3rd pin 137.In order to realize such purpose; Can above-mentioned first air way switch valve 24 be changed to second air way switch valve 26; This second air way switch valve 26 can have: the 3rd intake valve port 261 that links to each other with compressor outlet 10; The 4th intake valve port 262 that links to each other with the air outlet 191 of liquor separator 19, the 3rd valve port 263 of giving vent to anger that links to each other with valve chamber 27, and the 4th valve port 264 of giving vent to anger that links to each other with suction port 11c; Wherein, the 3rd the give vent to anger valve port 264 of valve port 263 and the 4th of giving vent to anger is communicated with the 3rd intake valve port 261 and the 4th intake valve port 262 respectively alternately.That is to say; The 3rd gives vent to anger valve port 263 when being communicated with the 3rd intake valve port 261; The 4th valve port 264 of giving vent to anger is communicated with the 4th intake valve port 262, and the 3rd give vent to anger valve port 263 when being communicated with the 4th intake valve port 262, and the 4th give vent to anger 264 of valve ports are communicated with the 3rd intake valve port 261.Because the gas pressure of compressor outlet 10 outputs is pressurized gas, the gas pressure of air outlet 191 outputs of liquor separator 19 is a low-pressure gas, during the single cylinder operation; The 3rd valve port 263 of giving vent to anger is communicated with the 4th intake valve port 262, and valve chamber 27 is communicated with the air outlet 191 of liquor separator 19, is low pressure in the valve chamber 27; The 3rd pin 137 front end is a low pressure, and the 4th valve port 264 of giving vent to anger links to each other with compressor outlet 10, and the suction port 11c of first cylinder 11 is communicated with pressurized gas; The rear end of the 3rd pin 137 is a high pressure, utilizes height pressure reduction, and the 3rd pin 137 is with first slide plate, 13 lockings; 11 unloadings of first cylinder, the running of compressor single cylinder; During the twin-tub operation, the 3rd air outlet 263 is communicated with the 3rd intake valve port 261, and valve chamber 27 is communicated with compressor outlet 10; In the valve chamber 27 be pressurized gas, and the 3rd pin 137 front end is a high pressure, and the 4th valve port 264 of giving vent to anger is communicated with the air outlet 191 of liquor separator 19; The suction port 11c of first cylinder 11 is communicated with low-pressure gas, and the rear end of the 3rd pin 137 is a low pressure, utilizes height pressure reduction; The 3rd pin 137 breaks away from first slide plate 13, and simultaneously, the inside and outside differential pressure at first slide plate, 13 two ends makes the slide plate 13 of winning compress roller; First cylinder 11 runs well, the running of compressor twin-tub.
Above-mentioned second air way switch valve 26 can be four-way valve.
Above-mentioned several kinds of mode of executions all are to offer a positioning hole 13a along the thickness direction of slide plate in the side of first slide plate 13, and the pin in the lockable mechanism all is to cooperate first slide plate, 13 lockings along radially offering with positioning hole 13a of cylinder.
As shown in Figure 8; Can also adopt a kind of mode of on the lower side of first slide plate 13, offering locating slot 13f; Short transverse along first slide plate 13 below the lockable mechanism cooperates the switching that the mode of first slide plate, 13 lockings is realized single cylinder, twin-tub with locating slot 13f, specific as follows:
Locating slot 13f is formed at the downside of first slide plate 13.
Like Fig. 9 and shown in Figure 10; The lower end of first cylinder 11 is provided with first flange, 15, the first flanges, 15 downsides and is provided with first cover plate 16, for installation and the control that realizes lockable mechanism; First flange 15 and first cover plate 16 are provided with coaxial the 4th relative pin hole with locating slot 13f; The 4th pin hole extends to the lower end that is provided with the 4th pin 139, the four pin holes in first flange, 15, the four pin holes from first cover plate 16 and is provided with the upper end that is used to make the 4th pin 139 and extend into the 4th elastic component 140 in the locating slot 13f; And; The upper end of the 4th pin hole is communicated with valve chamber 27, and this valve chamber 27 is the high pressure valve chamber, and the lower end of the 4th pin hole is communicated with the suction port 11c of first cylinder 11.In such cases, the front end of the 4th pin 139 can move upward to extend in first chute and cooperate first slide plate, 13 lockings with the locating slot 13f of first slide plate 13.In order to realize moving up and down of the 4th pin 139; The upper end of the 4th pin 139 is communicated with valve chamber 27; The lower end of the 4th pin 139 is communicated with the suction port 11c of first cylinder 11 through the path that is opened in first flange 15 and first cover plate 16; Suction port 11c switchably is connected with the high and low pressure source of the gas again, utilizes the elastic force of height pressure reduction and the 4th elastic component 140 to realize moving up and down of the 4th pin 139.
Move downward in order to utilize pressurized gas to promote the 4th pin 139, be formed with the ladder surface towards the lower end of the 4th pin hole in the 4th pin hole, the 4th pin 139 has the face of keeping out that matches and cut off with the top and bottom with the 4th pin 139 with ladder surface.This keeps out the upper end of face towards the 4th pin hole, and when connection in the valve chamber 27 had pressurized gas, utilizing this to keep out the stressed of face can promote the 4th pin 139 downwards.
For the elastic force of utilizing the 4th elastic component 140 upwards promotes the 4th pin 139, the back side of the face of keeping out of the 4th pin 139 is formed with groove 139a, and the 4th elastic component 140 is arranged in this groove 139a.In fact, the 4th elastic component 140 also can be a spring.
The lower end of the 4th pin hole can be communicated with suction port 11c with the by-pass hole 15a that is formed in first flange 15 through the bypass groove 16a that is formed in first cover plate 16.
Shown in figure 11, for the purpose that realizes that suction port 11c can switchably be communicated with the high and low pressure source of the gas, can adopt the 3rd air way switch valve 29 that suction port 11c switchably is communicated with the air outlet 191 of compressor outlet 10 or liquor separator 19.
The 3rd air way switch valve 29 also can adopt three-way valve, in fact, can second air way switch valve 26 be replaced with the 3rd air way switch valve 29 and get final product.
During initial the installation, the 4th pin 139 is withstood on the locating slot 13f of first slide plate 13, i.e. first cylinder, 11 unloadings.When the needs twin-tub moved, suction port 11c linked to each other with the air outlet 191 of liquor separator 19 through the 3rd air way switch valve 29, and making the trailing space of the 4th pin 139 is low pressure; And the upper end of the 4th pin 139 is communicated with valve chamber 27; This moment, valve chamber 27 was always high pressure conditions, utilized height pressure reduction, and the elastic force that overcomes the 4th elastic component 33 promotes the 4th pin 139 downwards; The upper end and the locating slot 13f of the 4th pin 139 are broken away from; First slide plate 13 withstands roller, first cylinder, 11 proper functioning, the operation of compressor twin-tub; When needing the single cylinder operation, the suction port 11c that switches the 4th air way switch valve 29, the first cylinders 11 communicates with compressor outlet 10 through sucking pipe 41; The 4th pin 139 afterbodys are high pressure, and the upper end of the 4th pin 139 still is a high pressure, when roller runs to 0 °; First slide plate 13 push up back vane slot, and the 4th pins 139 moves on owing to the lower end receives an elastic force more, gets into the locating slot 13f of first slide plate 13; First slide plate 13 is locked, first slide plate 13 and roller are broken away from, first cylinder 11 is unloaded; Idle running, the running of compressor single cylinder.
In this kind mode of execution, the locating slot 13f of first slide plate 13 and certain deviation is arranged with the 4th pin 139 center can guarantee that slide plate and roller break away from fully.Simultaneously the 4th pin 139 is when locked first slide plate 13, and the top of first pin 139 contact with the bottom of locating slot 13f, guarantees to break away from when locating 13f when needs the 4th pin 139, and enough space formation pressure chambers are arranged at the 4th pin 139 top.
Certainly, also can slot, on upper flange, drive locating slot, use spring or magnet and gas force to realize that pin is to fixing on the longitudinal direction of first slide plate 13 equally on the top of first slide plate 13.
In fact, first cylinder 11 can be lower cylinder, also can be upper cylinder, and likewise, second cylinder can be upper cylinder, also can be lower cylinder.
More than be merely the preferred embodiment of the utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (19)
1. a double rotor variable volume compressor comprises first cylinder block and second cylinder block, it is characterized in that,
First cylinder group comprises:
First cylinder (11) is provided with first chute (11a);
First slide plate (13) is arranged in first chute (11a), and is provided with positioning hole (13a) or locating slot (13f);
Lockable mechanism; Have locking body, said locking body has to extend in said first chute (11a) and cooperates with said positioning hole (13a) or said locating slot (13f) with lock position that said first slide plate (13) is locked and with the unlocked position of said first slide plate (13) release.
2. double rotor variable volume compressor according to claim 1 is characterized in that,
Said positioning hole (13a) is opened on said first slide plate (13) along the thickness direction of first slide plate (13);
Be provided with the pin hole (11b) vertical with the movement direction of said first slide plate (13) in said first cylinder (11), an end of said pin hole (11b) is communicated with said first chute (11a);
Lockable mechanism comprises:
Pin (131,132) is arranged in the said pin hole (11b), forms said locking body;
Electromagnet (135,136) is arranged on the end away from said first slide plate (13) of said pin hole (11b);
Elastic component (133,134) is connected between said pin (131,132) and the said electromagnet (135,136).
3. double rotor variable volume compressor according to claim 2 is characterized in that,
Said pin hole comprises first pin hole and second pin hole that lays respectively at said first slide plate (13) both sides;
Said pin (131,132) comprises first pin (131) and second pin (132) that is separately positioned in first pin hole and second pin hole;
Said electromagnet (135,136) comprise be arranged on said first pin hole away from first electromagnet (135) of an end of said first slide plate (13) and be arranged on second electromagnet (136) away from an end of said first slide plate (13) of said second pin hole;
Said elastic component (133,134) comprise be connected in first elastic component (133) between said first pin (131) and said first electromagnet (135) and be connected in said second pin (132) and said second electromagnet (136) between second elastic component (134).
4. double rotor variable volume compressor according to claim 3 is characterized in that, said first elastic component (133) and said second elastic component (134) are spring.
5. double rotor variable volume compressor according to claim 1 is characterized in that,
Said positioning hole (13a) is opened on said first slide plate (13) along the thickness direction of said first slide plate (13);
Be provided with three pin hole vertical in said first cylinder (11) with the movement direction of said first slide plate (13); First end of said the 3rd pin hole is communicated with said first chute (11a) and valve chamber (27); Said valve chamber (27) is the high pressure valve chamber, and second end of said the 3rd pin hole links to each other with the suction port (11c) of said first cylinder (11);
Said lockable mechanism comprises:
The 3rd pin (137) is arranged in said the 3rd pin hole, forms said locking body;
The 3rd elastic component (138) is arranged on second end of said the 3rd pin hole, is used to make first end motion to said the 3rd pin hole of said the 3rd pin (137).
6. double rotor variable volume compressor according to claim 5; It is characterized in that; Also comprise first flange (15) that links to each other with first end face of said first cylinder (11); And the dividing plate (17) that links to each other with second end face of said first cylinder (11), said valve chamber (27) is formed by said first cylinder (11), said dividing plate (17) and said first flange (15).
7. double rotor variable volume compressor according to claim 5; It is characterized in that; Also comprise first air way switch valve (24); Said first air way switch valve (24) has first intake valve port (241), second intake valve port (243) and first valve port (242) of giving vent to anger, and said first intake valve port (241) and said second intake valve port (243) switchably are communicated with said first valve port (242) of giving vent to anger, and the suction port (11c) of said first cylinder (11) and said first valve port (242) of giving vent to anger links to each other; Said first intake valve port (241) links to each other with the air outlet (191) of liquor separator (19), and said second intake valve port (243) links to each other with compressor outlet (10).
8. double rotor variable volume compressor according to claim 7 is characterized in that, said first air way switch valve (24) is a three-way valve.
9. double rotor variable volume compressor according to claim 5 is characterized in that, said the 3rd elastic component (138) is a spring.
10. double rotor variable volume compressor according to claim 5 is characterized in that,
Said first slide plate (13) is provided with the positioning hole of offering along the thickness direction of said first slide plate (13) (13a);
Be provided with three pin hole vertical in said first cylinder (11) with the movement direction of said first slide plate (13); First end of said the 3rd pin hole is communicated with said first chute and valve chamber (27); And said valve chamber (27) inserts pressurized gas and low-pressure gas with said suction port (11c) through second air way switch valve (26) alternately;
Said lockable mechanism comprises:
The 3rd pin (137) is arranged in said the 3rd pin hole, forms said locking body.
11. double rotor variable volume compressor according to claim 10 is characterized in that, said second air way switch valve (26) has:
The 3rd intake valve port (261) links to each other with compressor outlet (10);
The 4th intake valve port (262) links to each other with the air outlet (191) of liquor separator (19);
The 3rd valve port (263) of giving vent to anger links to each other with said valve chamber (27);
The 4th valve port (264) of giving vent to anger, (11c) links to each other with said suction port, wherein,
The said the 3rd valve port (263) and the said the 4th valve port (264) of giving vent to anger of giving vent to anger is communicated with said the 3rd intake valve port (261) and said the 4th intake valve port (262) respectively alternately.
12. double rotor variable volume compressor according to claim 10 is characterized in that, said second air way switch valve (26) is a four-way valve.
13. double rotor variable volume compressor according to claim 1 is characterized in that,
Said locating slot (13f) is formed on the downside of first slide plate (13);
The lower end of said first cylinder (11) is provided with first flange (15); Said first flange (15) downside is provided with first cover plate (16); Said first flange (15) and said first cover plate (16) are provided with and coaxial the 4th relative pin hole of said locating slot (13f); Said the 4th pin hole extends to said first flange (15) from said first cover plate (16), is provided with the 4th pin (139) in said the 4th pin hole, and the lower end of said the 4th pin hole is provided with and is used to make the upper end of said the 4th pin (139) to extend into the 4th elastic component (140) in the said locating slot (13f); And; The upper end of said the 4th pin hole is communicated with valve chamber (27), and said valve chamber (27) is the high pressure valve chamber, and the lower end of said the 4th pin hole is communicated with the suction port (11c) of said first cylinder (11).
14. double rotor variable volume compressor according to claim 13; It is characterized in that; Be formed with the ladder surface towards the lower end of said the 4th pin hole in said the 4th pin hole, said the 4th pin (139) has the face of keeping out that matches and cut off with the top and bottom with said the 4th pin (139) with ladder surface.
15. double rotor variable volume compressor according to claim 14 is characterized in that, the back side of the face of keeping out of said the 4th pin (139) is formed with groove (139a), and said the 4th elastic component (140) is arranged in the said groove (139a).
16. double rotor variable volume compressor according to claim 13; It is characterized in that the lower end of said the 4th pin hole (139) is communicated with said suction port (11c) through the by-pass hole (15a) that is formed at the bypass groove (16a) in said first cover plate (16) and be formed in said first flange (15).
17. double rotor variable volume compressor according to claim 13 is characterized in that, said suction port (11c) switchably is communicated with the air outlet (191) of compressor outlet (10) or liquor separator (19) through the 3rd air way switch valve (29).
18. double rotor variable volume compressor according to claim 13; It is characterized in that; Said first flange (15) links to each other with first end face of said first cylinder (11); Second end face of said first cylinder (11) is connected with dividing plate (17), and said valve chamber (27) is formed by said first cylinder (11), said dividing plate (17) and said first flange (15).
19. double rotor variable volume compressor according to claim 13 is characterized in that, said the 4th elastic component (140) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220037461 CN202441600U (en) | 2012-02-06 | 2012-02-06 | Double-rotor variable-volume compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220037461 CN202441600U (en) | 2012-02-06 | 2012-02-06 | Double-rotor variable-volume compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202441600U true CN202441600U (en) | 2012-09-19 |
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ID=46823052
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220037461 Withdrawn - After Issue CN202441600U (en) | 2012-02-06 | 2012-02-06 | Double-rotor variable-volume compressor |
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| CN (1) | CN202441600U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244412A (en) * | 2012-02-06 | 2013-08-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-rotor variable-volume compressor |
| CN103850939A (en) * | 2012-11-30 | 2014-06-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration system provided with same |
| CN104074763A (en) * | 2013-03-26 | 2014-10-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-stage enthalpy-increased rotor compressor and air conditioner and heat pump water heater with same |
| CN105020138A (en) * | 2014-04-17 | 2015-11-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-cylinder positive displacement compressor and control method |
| CN105545745A (en) * | 2015-12-07 | 2016-05-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and method for reducing leakage amount of compressor |
| CN110500742A (en) * | 2018-05-16 | 2019-11-26 | 上海海立电器有限公司 | Air-conditioning system and its working method |
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2012
- 2012-02-06 CN CN 201220037461 patent/CN202441600U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244412A (en) * | 2012-02-06 | 2013-08-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-rotor variable-volume compressor |
| CN103244412B (en) * | 2012-02-06 | 2015-10-28 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-rotor variable-volume compressor |
| CN103850939A (en) * | 2012-11-30 | 2014-06-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration system provided with same |
| CN104074763A (en) * | 2013-03-26 | 2014-10-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Double-stage enthalpy-increased rotor compressor and air conditioner and heat pump water heater with same |
| CN104074763B (en) * | 2013-03-26 | 2018-01-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage enthalpy increasing rotor compressor and there is its air conditioner, Teat pump boiler |
| CN105020138A (en) * | 2014-04-17 | 2015-11-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-cylinder positive displacement compressor and control method |
| CN105545745A (en) * | 2015-12-07 | 2016-05-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and method for reducing leakage amount of compressor |
| CN105545745B (en) * | 2015-12-07 | 2018-09-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and the method for reducing compressor leakage amount |
| CN110500742A (en) * | 2018-05-16 | 2019-11-26 | 上海海立电器有限公司 | Air-conditioning system and its working method |
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Granted publication date: 20120919 Effective date of abandoning: 20151028 |
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