CN203962340U - Compressor and discharge means thereof, exhaust valve plate - Google Patents
Compressor and discharge means thereof, exhaust valve plate Download PDFInfo
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- CN203962340U CN203962340U CN201420363806.2U CN201420363806U CN203962340U CN 203962340 U CN203962340 U CN 203962340U CN 201420363806 U CN201420363806 U CN 201420363806U CN 203962340 U CN203962340 U CN 203962340U
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Abstract
The utility model discloses a kind of compressor and discharge means thereof, exhaust valve plate, described exhaust valve plate comprises the first valve block section and second valve fragment connected with each other along its length, at least part of thickness of wherein said second valve fragment is less than the thickness of described the first valve block section, and the length a of described second valve fragment meets: 0 < a < L/3, wherein, the total length that described L is described exhaust valve plate.According to the utility model embodiment's exhaust valve plate, by adopting non-uniform thickness design, and make the length a of second valve fragment meet 0 < a < L/3, make exhaust valve plate can take into account exhaust and two processes of resilience simultaneously, thereby further make the efficiency of compressor reach optimization.
Description
Technical field
The utility model relates to art of refrigeration units, especially relates to a kind of compressor and discharge means thereof, exhaust valve plate.
Background technique
In prior art, point out, the exhaust valve plate of compressor, for uniform thickness designs, in order to ensure that exhaust valve plate has enough spring-back forces, prevents that the cold media air of discharging from refluxing, cause compressor efficiency to reduce, the Thickness Design of exhaust valve plate can not be too thin, but such exhaust valve plate can cause again exhaust resistance excessive, can cause equally the efficiency of compressor to reduce, obviously, the exhaust valve plate of uniform thickness design can not be taken into account exhaust and two processes of resilience simultaneously, and the efficiency of compressor cannot reach optimization.
Model utility content
The utility model is intended at least solve one of technical problem existing in prior art.For this reason, an object of the present utility model is to propose a kind of exhaust valve plate, described exhaust valve plate is not uniform thickness design, has taken into account the advantage of the little and exhaust valve plate resilience in time of exhaust resistance, makes the efficiency optimization of compressor.
Another object of the present utility model is to propose a kind of discharge means with above-mentioned exhaust valve plate.
Another object of the present utility model is to propose a kind of compressor with above-mentioned discharge means.
According to the utility model first aspect embodiment's exhaust valve plate, comprise the first valve block section and second valve fragment connected with each other along its length, at least part of thickness of wherein said second valve fragment is less than the thickness of described the first valve block section, and the length a of described second valve fragment meets: 0 < a < L/3, wherein, the total length that L is described exhaust valve plate.
According to the utility model embodiment's exhaust valve plate, by adopting non-uniform thickness design, and make the length a of second valve fragment meet 0 < a < L/3, make exhaust valve plate can take into account exhaust and two processes of resilience simultaneously, thereby further make the efficiency of compressor reach optimization.
Alternatively, the thickness of described second valve fragment is less than the thickness of described the first valve block section.
Further, the thickness of described the first valve block section and described second valve fragment remains unchanged respectively along its length.
Further, the thickness at the two ends along its length of at least one in described the first valve block section and described second valve fragment is unequal.
Further, the free-ended direction along the free end of described the first valve block section towards described second valve fragment, the thickness of described the first valve block section and described second valve fragment all reduces gradually.
Alternatively, the surface, the same side of described the first valve block section and described second valve fragment is all formed as inclined-plane.
Or alternatively, described second valve fragment comprises along its length first paragraph portion connected with each other and second segment portion, described second segment portion is positioned at the side away from described the first valve block section of described first paragraph portion, and the thickness of wherein said first paragraph portion is less than the thickness of described the first valve block section.
Further, the thickness of described first paragraph portion is less than the thickness of described second segment portion.
Further, the thickness of described first paragraph portion and described second segment portion remains unchanged respectively along its length.
Further, the thickness at the two ends along its length of at least one in described first paragraph portion and described second segment portion is unequal.
Alternatively, towards it, the direction thickness away from one end of described first paragraph portion reduces gradually in one end that described second segment portion is connected with described first paragraph portion along it.
According to the discharge means of the utility model second aspect embodiment's compressor, comprising: valve seat, is formed with exhaust port on described valve seat; According to the above-mentioned first aspect embodiment's of the utility model exhaust valve plate, wherein said exhaust valve plate is located on described valve seat, and the free end of the second valve fragment of described exhaust valve plate covers on described exhaust port; And limit the limit stoper of described exhaust valve plate lift.
According to the utility model third aspect embodiment's compressor, comprise the discharge means for compressor according to the above-mentioned second aspect embodiment of the utility model.
Alternatively, described compressor is reciprocal compressor, scroll compressor or rotary compressor.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming embodiment's description obviously and easily, wherein:
Fig. 1 is according to the schematic diagram of first embodiment's of the utility model exhaust valve plate;
Fig. 2 is the sectional drawing along A-A line in Fig. 1;
Fig. 3 is according to the sectional drawing of second embodiment's of the utility model exhaust valve plate;
Fig. 4 is the elastic force of exhaust valve plate and the graph of relation of lift height that the exhaust valve plate shown in Fig. 2, Fig. 3 and traditional uniform thickness design;
Fig. 5 is the graph of relation of the length of elastic force and second valve fragment in the time that lift amount is larger of the exhaust valve plate shown in Fig. 2 and Fig. 3;
Fig. 6 is according to the schematic diagram of the 3rd embodiment's of the utility model exhaust valve plate;
Fig. 7 is the sectional drawing along B-B line in Fig. 6;
Fig. 8 is according to the sectional drawing of the 4th embodiment's of the utility model exhaust valve plate.
Reference character:
100: exhaust valve plate;
1: the first valve block section; 11: through hole;
2: second valve fragment; 21: first paragraph portion; 22: second segment portion.
Embodiment
Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " axially ", " radially ", orientation or the position relationship of instructions such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Describe according to the utility model first aspect embodiment's exhaust valve plate 100 below with reference to Fig. 1-Fig. 8, exhaust valve plate 100 can be in compressor, wherein, compressor can be reciprocal compressor, scroll compressor or rotary compressor etc., when exhaust valve plate 100 is during for rotary compressor, rotary compressor can also be further any one in slide plate rotary compressor, rolling rotor type compressor and oscillating compressor.
Particularly, exhaust valve plate 100 for example can be arranged on, on the bearing (main bearing or supplementary bearing) or dividing plate in compressor, in order to limit the lift height of exhaust valve plate 100, a side away from bearing or dividing plate of exhaust valve plate 100 can also arrange limit stoper, and limit stoper and exhaust valve plate 100 can be connected on bearing or dividing plate by rivet.In the time of compressor operating, the gas in the compression chamber of compressor reaches after certain pressure, and pressurized gas are opened the exhaust valve plate 100 being pressed on bearing or dividing plate exhaust port to realize exhaust.
As Figure 1-Figure 8, according to the utility model first aspect embodiment's exhaust valve plate 100, comprise: the first valve block section 1 and second valve fragment 2, the first valve block section 1 and second valve fragment 2 are along its length (for example, left and right directions in Fig. 1-Fig. 3) connected with each other, one end along its length of the first valve block section 1 (for example, the right-hand member in Fig. 1-Fig. 3) for example, is connected with one end along its length (, the left end in Fig. 1-Fig. 3) of second valve fragment 2.
With reference to Fig. 1-Fig. 3, Fig. 6-Fig. 8, the free end of the first valve block section 1 (for example, left end in Fig. 1-Fig. 3, Fig. 6-Fig. 8) be formed with through hole 11, through hole 11 along the thickness direction of the first valve block section 1 (for example, above-below direction in Fig. 1-Fig. 3, Fig. 6-Fig. 8) run through the first valve block section 1, thus rivet can be through through hole 11 to be connected to exhaust valve plate 100 on the bearing or dividing plate of compressor.Be appreciated that the Placement of exhaust valve plate 100 in compressor can also adopt the alternate manner such as be threaded, the utility model is not made particular determination to this.
As shown in Fig. 1-Fig. 3, Fig. 6-Fig. 8, the free end of second valve fragment 2 (for example, right-hand member in Fig. 1-Fig. 3, Fig. 6-Fig. 8) be substantially formed as discoid, after exhaust valve plate 100 is mounted on the bearing of compressor or dividing plate, the free end of second valve fragment 2 can cover on the exhaust port of bearing or dividing plate, and the free end of second valve fragment 2 can move up and down with respect to the free end of the first valve block section 1, thereby realizes exhaust.The concrete shape that is appreciated that second valve fragment 2 can also be formed as ellipticity, oval shape or polygon-shaped etc., and the utility model is not done concrete restriction to this.
Wherein, exhaust valve plate 100 is not uniform thickness design, at least part of thickness of second valve fragment 2 is less than the thickness of the first valve block section 1, that is to say, can only have the thickness of part second valve fragment 2 to be less than the thickness (as shown in Figure 7 and Figure 8) of the first valve block section 1, or second valve fragment 2 integral thickness are all less than the thickness (as shown in Figures 2 and 3) of the first valve block section 1.
Thus, the thickness of the close exhaust port side by exhaust valve plate 100 is set to be less than its thickness away from exhaust side, the exhaust resistance that pressurized gas in compression chamber are subject in the time of exhaust is like this less, reduce exhaust resistance loss, and the integral thickness of exhaust valve plate 100 can't be too thin, ensure that exhaust valve plate 100 has enough spring-back forces, prevented that the cold media air of discharging from refluxing, thereby make the efficiency of compressor reach optimization.
And the length a of second valve fragment 2 meets:
0＜a＜L/3
Wherein, L is the total length of exhaust valve plate 100.Thus, by being set, the length a of second valve fragment 2 meets above-mentioned relation formula, further ensure that the exhaust resistance that compressor is subject at exhaust initial stage gas is less, and resilience in time in the time that the lift of exhaust valve plate 100 reaches maximum, further made the efficiency optimization of compressor.
According to the utility model embodiment's exhaust valve plate 100, by adopting non-uniform thickness design, and make the length a of second valve fragment 2 meet 0 < a < L/3, make exhaust valve plate 100 can take into account exhaust and two processes of resilience simultaneously, thereby further make the efficiency of compressor reach optimization.
According to an optional embodiment of the present utility model, with reference to Fig. 2 and Fig. 3, the thickness of second valve fragment 2 is less than the thickness of the first valve block section 1, in other words, the thickness along its length of second valve fragment 2 is all less than the thickness along its length of the first valve block section 1, and the one-tenth-value thickness 1/10 at the maximum ga(u)ge place in second valve fragment 2 is less than the one-tenth-value thickness 1/10 at the minimum thickness place in the first valve block section 1.
As shown in Figure 2, the thickness of the first valve block section 1 and second valve fragment 2 can be arranged to respectively remain unchanged along its length, the thickness of the first valve block section 1 equates everywhere, and the thickness of second valve fragment 2 equates everywhere, the thickness of second valve fragment 2 had both been not more than and has also been not equal to but is less than the thickness of the first valve block section 1.After this exhaust valve plate 100 is mounted in compressor, the lower surface of exhaust valve plate 100 is near bearing or dividing plate, and its upper surface is near limit stoper, the little and resilience in time in the time that exhaust valve plate 100 lifts reach maximum of exhaust initial stage exhaust resistance, thus make the efficiency optimization of compressor.In addition, the processing of this exhaust valve plate 100 is simple, and cost is low.
Or it is unequal that at least one in the first valve block section 1 and second valve fragment 2 also can be arranged to the thickness at two ends along its length.Here comprise following three kinds of situations: the first, the thickness at the two ends along its length of the first valve block section 1 is unequal, and the thickness at the two ends along its length of second valve fragment 2 equates; The second, the thickness at the two ends along its length of the first valve block section 1 equates, and the thickness at the two ends along its length of second valve fragment 2 is unequal; Three, the thickness at the two ends along its length of the first valve block section 1 is unequal, and the thickness at the two ends along its length of second valve fragment 2 is also unequal.
Further, along the free end of the first valve block section 1, for example, towards the free-ended direction of second valve fragment 2 (, direction from left to right in Fig. 3), the thickness of the first valve block section 1 and second valve fragment 2 all reduces gradually.Wherein, for the thickness that makes the first valve block section 1 from left to right reduces gradually, can only the upper surface of the first valve block section 1 be processed into from left to right downward-sloping inclined-plane (as shown in Figure 3), or only the lower surface of the first valve block section 1 is processed into from left to right acclivitous inclined-plane, or the upper and lower surface of the first valve block section 1 is processed into inclined-plane simultaneously; Similarly, for the thickness that makes second valve fragment 2 from left to right reduces gradually, can only the upper surface of second valve fragment 2 be processed into from left to right downward-sloping inclined-plane (as shown in Figure 3), or only the lower surface of second valve fragment 2 is processed into from left to right acclivitous inclined-plane, or the upper and lower surface of second valve fragment 2 is processed into inclined-plane simultaneously.Alternatively, inclined-plane can be tapered plane, can be also for example oblique cambered surface or oblique wavy surface etc. of slant curved surface.
Thickness at the first valve block section 1 of the exhaust valve plate 100 shown in the example of Fig. 3 and the two ends, left and right of second valve fragment 2 is unequal respectively, and the surface, the same side of the first valve block section 1 and second valve fragment 2 (for example, the upper surface in Fig. 3) is all formed as such as tapered plane of inclined-plane.Here, it should be noted that, in the course of working of this exhaust valve plate 100, the upper surface of exhaust valve plate 100 can be become to inclined-plane with any one surface Machining in lower surface, and in the time being assembled in compressor, should be by the opposite side surface relative with inclined-plane near bearing or baffle arrangement, to avoid refrigerant from the slot leakage between exhaust port and exhaust valve plate 100.
With reference to Fig. 4 and in conjunction with Fig. 5, the elastic force of exhaust valve plate and the relation curve X of lift height of the elastic force of exhaust valve plate 100 in the elastic force of the exhaust valve plate 100 in Fig. 2 and relation curve P, Fig. 3 of lift height and the relation curve Q of lift height and traditional uniform thickness design is wherein shown in Fig. 4; The elastic force of exhaust valve plate 100 in relation curve Y and Fig. 3 of the elastic force of the exhaust valve plate 100 in Fig. 2 and the length a of second valve fragment 2 and the relation curve Z of the length a of second valve fragment 2 have been shown in Fig. 5.
Wherein, the elastic force F of two exhaust valve plates 100 in Fig. 2 and Fig. 3 is at the exhaust initial stage, be that exhaust valve plate 100 lift amount of non-uniform thickness are less time, larger with the elastic force difference of the exhaust valve plate of traditional uniform thickness design, this exhaust resistance that will make the gas in exhaust initial stage the present embodiment be subject to is little, when lift amount increases to the later stage, in the time of a < L/3, adopt the elastic force of the exhaust valve plate 100 in Fig. 2 to change very little, this means in the time that the lift amount of this exhaust valve plate 100 is maximum, there is the close elastic force of the exhaust valve plate designing with traditional uniform thickness, thereby ensure exhaust valve plate 100 resilience in time, prevent the backflow of refrigerant.
In addition, as shown in Figure 4 and Figure 5, the elastic force of the exhaust valve plate 100 in Fig. 3 is less than the elastic force of the exhaust valve plate 100 in Fig. 2, and this just makes the exhaust resistance meeting that is subject at exhaust initial stage gas less, thereby has further reduced exhaust resistance loss.
According to another optional embodiment of the present utility model, with reference to Fig. 6-Fig. 8, second valve fragment 2 comprises along its length first paragraph portion 21 connected with each other and second segment portion 22, the side away from the first valve block section 1 that second segment portion 22 is positioned at first paragraph portion 21 (for example, right side in Fig. 6-Fig. 8), wherein, the thickness of first paragraph portion 21 is less than the thickness of the first valve block section 1, and the length H of the length b of first paragraph portion 21 and second segment portion 22 meets:
0＜b+H＜L/3
Wherein, L is the total length of exhaust valve plate 100.Thus, by the Thickness Design of the first paragraph portion 21 of second valve fragment 2 being become to be less than the thickness of the first valve block section 1, such design equally also can make the little and timely resilience in the time that exhaust valve plate 100 lifts reach maximum of the exhaust resistance at exhaust initial stage.
Due to the exhaust port on the corresponding bearing of second segment portion 22 or dividing plate, exhaust valve plate 100 can constantly be patted bearing or dividing plate in the course of the work to open or close exhaust port, in order to prevent that second segment portion 22 is damaged in the process of working long hours, the thickness of first paragraph portion 21 can be arranged to be less than the thickness of second segment portion 22, as shown in Figure 7 and Figure 8, be minimum the locating between the first valve block section 1 and second segment portion 22 of thickness on exhaust valve plate 100, not only can make the little and timely resilience in the time that exhaust valve plate 100 lifts reach maximum of the exhaust resistance at exhaust initial stage by such design, can also make one end (being second segment portion 22) of the corresponding exhaust port of exhaust valve plate 100 there is enough thickness to ensure its reliability.
Further, with reference to Fig. 7, the thickness of first paragraph portion 21 and second segment portion 22 can remain unchanged respectively along its length, the thickness that is first paragraph portion 21 equates everywhere, and the thickness of second segment portion 22 equates everywhere, the thickness of second segment portion 22 had both been not less than and has also been not equal to but is greater than the thickness of first paragraph portion 21.Thus, processing is simple and cost is low.
Or the thickness at the two ends along its length of at least one in first paragraph portion 21 and second segment portion 22 is unequal.Here, comprise following three kinds of situations: the first, the thickness at the two ends along its length of first paragraph portion 21 is unequal, and the thickness at the two ends along its length of second segment portion 22 equates; The second, the thickness at the two ends along its length of first paragraph portion 21 equates, and the thickness at the two ends along its length of second segment portion 22 unequal (as shown in Figure 8); Three, the thickness at the two ends along its length of first paragraph portion 21 is unequal, and the thickness at the two ends along its length of second segment portion 22 is also unequal.
Alternatively, one end that second segment portion 22 is connected with first paragraph portion 21 along it for example, reduces gradually towards its direction away from one end of first paragraph portion 21 (, in Fig. 8 direction) from left to right thickness.Wherein, for the thickness that makes second segment portion 22 from left to right reduces gradually, can only the upper surface of second segment portion 22 be processed into from left to right downward-sloping inclined-plane (as shown in Figure 8), or only the lower surface of second segment portion 22 is processed into from left to right acclivitous inclined-plane, or the upper and lower surface of second segment portion 22 is processed into inclined-plane simultaneously.Alternatively, inclined-plane can be tapered plane, can be also for example oblique cambered surface or oblique wavy surface etc. of slant curved surface.
Thickness at the first valve block section 1 of the exhaust valve plate 100 shown in the example of Fig. 8 and the two ends, left and right of second segment portion 22 is unequal respectively, and the surface, the same side of the first valve block section 1 and second segment portion 22 (for example, the upper surface in Fig. 8) is all formed as such as tapered plane of inclined-plane.Here, it should be noted that, in the course of working of this exhaust valve plate 100, the upper surface of exhaust valve plate 100 can be become to inclined-plane with any one surface Machining in lower surface, and in the time being assembled in compressor, should be by the opposite side surface relative with inclined-plane near bearing or baffle arrangement, to avoid refrigerant from the slot leakage between exhaust port and exhaust valve plate 100.
Describe in detail according to the multiple embodiments' of the utility model exhaust valve plate 100 below with reference to Fig. 1-Fig. 3, Fig. 6-Fig. 8.
Embodiment one,
In the present embodiment, as depicted in figs. 1 and 2, the first valve block section 1 and second valve fragment 2 left and right are connected with each other, and the thickness of second valve fragment 2 is less than the thickness of the first valve block section 1, the thickness of the first valve block section 1 equates everywhere, and the thickness of second valve fragment 2 is equal everywhere, and the left end of the first valve block section 1 is formed with the through hole 11 of perforation, thereby exhaust valve plate 100 can be connected in compressor by rivet, the right-hand member of second valve fragment 2 is roughly and discoidly covers on exhaust port being suitable for.
Thus, by adopting according to the utility model embodiment's exhaust valve plate 100, the little and resilience in time in the time that exhaust valve plate 100 lifts reach maximum of exhaust initial stage exhaust resistance, thus make the efficiency optimization of compressor.
Embodiment two,
As shown in Figure 3, the present embodiment and embodiment's one structure is roughly the same, and wherein identical parts adopt identical reference character, and difference is only: the upper surface of the first valve block section 1 and second valve fragment 2 is formed as the inclined-plane of from left to right downward-sloping extension.
With reference to Fig. 3, a side surface towards limit stoper of exhaust valve plate 100 is formed as inclined-plane, and thickness reduces away from a side of through hole 11 gradually from the side direction near through hole 11, because having part, the thickness of the exhaust valve plate 100 in thickness and the embodiment one of the exhaust valve plate 100 in the present embodiment reduces, thereby the elastic force of the exhaust valve plate in the present embodiment 100 is less than the elastic force of the exhaust valve plate 100 in embodiment one, and then reduced exhaust resistance, and save material.
Embodiment three,
As shown in Figure 6 and Figure 7, the present embodiment and embodiment's one structure is roughly the same, and wherein identical parts adopt identical reference character, and difference is only: in second valve fragment 2, only segment thickness is less than the thickness of the first valve block section 1.
With reference to Fig. 6 and Fig. 7, thickness smaller part (being first paragraph portion 21) in second valve fragment 2 is near the first valve block section 1, and the thickness of the first valve block section 1, first paragraph portion 21 and second segment portion 22 from left to right all remains unchanged, such design not only can make the little and timely resilience in the time that exhaust valve plate 100 lifts reach maximum of the exhaust resistance at exhaust initial stage, can also make one end (being second segment portion 22) of the corresponding exhaust port of exhaust valve plate 100 have enough thickness to ensure its reliability.
Embodiment four,
As shown in Figure 8, the present embodiment and embodiment's three structure is roughly the same, wherein identical parts adopt identical reference character, and difference is only: the upper surface of the first valve block section 1 and second segment portion 22 is formed as respectively the inclined-plane of from left to right downward-sloping extension.
With reference to Fig. 8, a side surface towards limit stoper of the first valve block section 1 and second segment portion 22 is formed as inclined-plane, and thickness reduces away from a side of through hole 11 gradually from the side direction near through hole 11, the thickness of first paragraph portion 21 equates everywhere, because having part, the thickness of the exhaust valve plate 100 in thickness and the embodiment three of the exhaust valve plate 100 in the present embodiment reduces, thereby the elastic force of the exhaust valve plate in the present embodiment 100 is less than the elastic force of the exhaust valve plate 100 in embodiment three, and then reduced exhaust resistance, and save material.
According to the discharge means of the utility model second aspect embodiment's compressor (scheming not shown), comprise valve seat, according to the limit stoper of the above-mentioned first aspect embodiment's of the utility model exhaust valve plate 100 and restriction exhaust valve plate 100 lifts.Wherein, on valve seat, be formed with exhaust port.Wherein exhaust valve plate 100 is located on valve seat, and the free end of the second valve fragment 2 of exhaust valve plate 100 covers on exhaust port.
Here, it should be noted that, in the time that compressor is single cylinder compressor, valve seat can be formed on main bearing or supplementary bearing, and in the time that compressor is duplex cylinder compressor, valve seat can be formed on main bearing, dividing plate or supplementary bearing.Its concrete setting position can be according to different type of compressor and adaptive change, and the utility model is not made particular determination to this.
According to the discharge means of the utility model embodiment's compressor, by above-mentioned first aspect embodiment's exhaust valve plate 100 is set, can reduces exhaust resistance loss and leak.
According to the utility model third aspect embodiment's compressor (scheming not shown), comprise the discharge means for compressor according to the above-mentioned second aspect embodiment of the utility model.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiments or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, amendment, replacement and modification to these embodiments, scope of the present utility model is limited by claim and equivalent thereof.
Claims (14)
1. an exhaust valve plate, it is characterized in that, comprise the first valve block section and second valve fragment connected with each other along its length, at least part of thickness of wherein said second valve fragment is less than the thickness of described the first valve block section, and the length a of described second valve fragment meets:
0＜a＜L/3
Wherein, the total length that L is described exhaust valve plate.
2. exhaust valve plate according to claim 1, is characterized in that, the thickness of described second valve fragment is less than the thickness of described the first valve block section.
3. exhaust valve plate according to claim 2, is characterized in that, the thickness of described the first valve block section and described second valve fragment remains unchanged respectively along its length.
4. exhaust valve plate according to claim 2, is characterized in that, the thickness at the two ends along its length of at least one in described the first valve block section and described second valve fragment is unequal.
5. exhaust valve plate according to claim 4, is characterized in that, the free-ended direction along the free end of described the first valve block section towards described second valve fragment, and the thickness of described the first valve block section and described second valve fragment all reduces gradually.
6. exhaust valve plate according to claim 5, is characterized in that, the surface, the same side of described the first valve block section and described second valve fragment is all formed as inclined-plane.
7. exhaust valve plate according to claim 1, it is characterized in that, described second valve fragment comprises along its length first paragraph portion connected with each other and second segment portion, described second segment portion is positioned at the side away from described the first valve block section of described first paragraph portion, and the thickness of wherein said first paragraph portion is less than the thickness of described the first valve block section.
8. exhaust valve plate according to claim 7, is characterized in that, the thickness of described first paragraph portion is less than the thickness of described second segment portion.
9. exhaust valve plate according to claim 8, is characterized in that, the thickness of described first paragraph portion and described second segment portion remains unchanged respectively along its length.
10. exhaust valve plate according to claim 8, is characterized in that, the thickness at the two ends along its length of at least one in described first paragraph portion and described second segment portion is unequal.
11. exhaust valve plates according to claim 10, is characterized in that, towards it, the direction thickness away from one end of described first paragraph portion reduces gradually in one end that described second segment portion is connected with described first paragraph portion along it.
12. 1 kinds of discharge meanies for compressor, is characterized in that, comprising:
Valve seat, is formed with exhaust port on described valve seat;
According to the exhaust valve plate described in any one in claim 1-11, wherein said exhaust valve plate is located on described valve seat, and the free end of the second valve fragment of described exhaust valve plate covers on described exhaust port; And
Limit the limit stoper of described exhaust valve plate lift.
13. 1 kinds of compressors, is characterized in that, comprise the discharge means for compressor according to claim 12.
14. compressors according to claim 13, is characterized in that, described compressor is reciprocal compressor, scroll compressor or rotary compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420363806.2U CN203962340U (en) | 2014-07-01 | 2014-07-01 | Compressor and discharge means thereof, exhaust valve plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420363806.2U CN203962340U (en) | 2014-07-01 | 2014-07-01 | Compressor and discharge means thereof, exhaust valve plate |
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| CN203962340U true CN203962340U (en) | 2014-11-26 |
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| CN201420363806.2U Expired - Fee Related CN203962340U (en) | 2014-07-01 | 2014-07-01 | Compressor and discharge means thereof, exhaust valve plate |
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| CN107269540A (en) * | 2016-03-31 | 2017-10-20 | 株式会社丰田自动织机 | The valve gear and compressor of compressor |
| CN109113968A (en) * | 2017-06-23 | 2019-01-01 | 上海海立电器有限公司 | A kind of exhaust valve plate for compressor |
| CN111102164A (en) * | 2019-11-20 | 2020-05-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Novel compressor is from spacing discharge valve piece, discharge valve piece subassembly, compressor |
| CN111120267A (en) * | 2018-10-31 | 2020-05-08 | 广东美芝制冷设备有限公司 | Discharge valve piece of compressor and compressor with same |
| CN113685333A (en) * | 2020-12-15 | 2021-11-23 | 深圳市桑泰达科技有限公司 | Mute exhaust structure and corresponding miniature air pump |
| CN114033697A (en) * | 2021-11-22 | 2022-02-11 | 广东美芝制冷设备有限公司 | Stopper, compressor and refrigeration plant |
| CN117432846A (en) * | 2023-12-19 | 2024-01-23 | 珠海格力电器股份有限公司 | Exhaust valve plate structure and compressor |
-
2014
- 2014-07-01 CN CN201420363806.2U patent/CN203962340U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269540A (en) * | 2016-03-31 | 2017-10-20 | 株式会社丰田自动织机 | The valve gear and compressor of compressor |
| CN109113968A (en) * | 2017-06-23 | 2019-01-01 | 上海海立电器有限公司 | A kind of exhaust valve plate for compressor |
| CN111120267A (en) * | 2018-10-31 | 2020-05-08 | 广东美芝制冷设备有限公司 | Discharge valve piece of compressor and compressor with same |
| CN111120267B (en) * | 2018-10-31 | 2022-07-22 | 广东美芝制冷设备有限公司 | Discharge valve piece of compressor and compressor with same |
| CN111102164A (en) * | 2019-11-20 | 2020-05-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Novel compressor is from spacing discharge valve piece, discharge valve piece subassembly, compressor |
| CN111102164B (en) * | 2019-11-20 | 2022-04-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Novel compressor is from spacing discharge valve piece, discharge valve piece subassembly, compressor |
| CN113685333A (en) * | 2020-12-15 | 2021-11-23 | 深圳市桑泰达科技有限公司 | Mute exhaust structure and corresponding miniature air pump |
| CN114033697A (en) * | 2021-11-22 | 2022-02-11 | 广东美芝制冷设备有限公司 | Stopper, compressor and refrigeration plant |
| CN117432846A (en) * | 2023-12-19 | 2024-01-23 | 珠海格力电器股份有限公司 | Exhaust valve plate structure and compressor |
| CN117432846B (en) * | 2023-12-19 | 2024-04-05 | 珠海格力电器股份有限公司 | Exhaust valve plate structure and compressor |
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