CN214887588U - High-efficient discharge valve block structure - Google Patents
High-efficient discharge valve block structure Download PDFInfo
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- CN214887588U CN214887588U CN202120929435.XU CN202120929435U CN214887588U CN 214887588 U CN214887588 U CN 214887588U CN 202120929435 U CN202120929435 U CN 202120929435U CN 214887588 U CN214887588 U CN 214887588U
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- exhaust
- bellying
- free end
- peripheral wall
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Abstract
The utility model discloses a high-efficient discharge valve piece structure, the valve plate comprises a valve plate, the valve plate is equipped with the exhaust hole, be provided with the discharge valve piece on the valve plate, discharge valve piece one end is equipped with the bellying, the bellying with discharge hole looks adaptation, its characterized in that, the bellying is kept away from the one end of discharge valve piece is the free end, the free end is plane setting, the sectional area of free end is less than the discharge hole sectional area. The utility model discloses the free end of bellying is plane setting, is the arch that the sphere form set up with the bottom and compares, and under the same high condition, the plane sets up, and the clearance volume of reduction can be more. The utility model discloses it is right the bellying shape and size of discharge valve piece and the bellying sets up position relation in the exhaust hole has carried out the restriction, ensures the discharge valve piece the bellying can use smoothly at the practical application in-process.
Description
Technical Field
The utility model belongs to the technical field of the compressor, particularly, relate to a high-efficient discharge valve block structure.
Background
The exhaust valve plates are arranged on the valve plates at the two ends in the cylinder body of the compressor and are related to the exhaust function of the compressor. The compressor usually adopts a reed valve, when the pressure in a compressor cylinder is greater than the pressure outside the cylinder, an exhaust valve plate is opened, and the compressor cylinder exhausts outwards; when the pressure in the compressor cylinder is smaller than the pressure outside the cylinder, the exhaust valve plate is closed, and the compressor cylinder stops exhausting outwards.
The structure of the existing compressor exhaust valve group comprises a valve plate, an exhaust valve plate and an exhaust limiting plate, wherein the exhaust valve plate is arranged in a valve plate groove, and the limiting plate is arranged in the valve plate limiting plate groove and compresses the exhaust valve plate. The valve tongue part of the exhaust valve plate is in line contact with the exhaust hole valve of the valve plate after installation. Because the existing exhaust valve plate is flat, when the compressor runs, the refrigerating gas in the exhaust hole of the valve plate cannot be discharged, the refrigerating capacity of the compressor is influenced, and the efficiency of the compressor is influenced to a certain extent. The gap that exists between the exhaust port and the valve plate is called clearance volume.
At present, patent application number is 202020537868.6's a discharge valve piece and compressor discloses a discharge valve piece, including the valve plate, be provided with the case portion that is protruding form on the valve plate, the exhaust hole adaptation on the bellied one side of case portion and the cylinder, this discharge valve piece is protruding form through setting up case portion, the spherical form is personally submitted to bellied outward surface. After the valve plate is fixedly installed on the cylinder, one side of the valve core part, which is convex, can fall into the exhaust hole of the cylinder, and the clearance volume in the cylinder is reduced through the convex valve core part, so that the height of the exhaust hole does not need to be reduced, the strength of the exhaust hole is not influenced, the size of the exhaust hole does not need to be reduced, and the exhaust resistance cannot be increased.
The above-mentioned content has the defects: the outer surface of the protrusion is spherical, so that the clearance volume can be reduced, the outer surface of the protrusion is spherical, the exhaust holes are generally cylindrical, and a space can exist between the bottom ends of the exhaust holes and the bottom ends of the protrusion arranged in a spherical manner, so that the clearance volume exists.
Disclosure of Invention
The utility model aims at providing a high-efficient discharge valve block structure to the problem that prior art exists.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a high-efficient discharge valve piece structure, includes the valve plate, the valve plate is equipped with the exhaust hole, be provided with the discharge valve piece on the valve plate, discharge valve piece one end is equipped with the bellying, the bellying with exhaust hole looks adaptation, the bellying is kept away from the one end of discharge valve piece is the free end, the free end is planar setting, the sectional area of free end is less than the exhaust hole sectional area.
The utility model discloses the free end of bellying is plane setting, is the arch that the sphere form set up with the bottom and compares, and under the same high condition, the plane sets up, and the clearance volume of reduction can be more.
Further, the valve plate is provided with a valve plate groove and a valve plate limiting plate groove, the exhaust valve plate is arranged in the valve plate groove, and an exhaust limiting plate is arranged in the valve plate limiting groove; the exhaust limiting plate compresses the exhaust valve plate. The exhaust limiting plate can limit the bending degree of the exhaust valve plate, and deformation and even breakage caused by overlarge bending degree of the exhaust valve plate are avoided.
Furthermore, the exhaust valve plate is provided with the valve tongue portion at one end of the protruding portion, and the valve tongue portion is arranged in a plane shape, so that the valve tongue portion is in line contact with the exhaust hole.
Furthermore, the distance between the free end and the valve plate is 0.05-0.15 mm.
Furthermore, the peripheral wall of the protruding part comprises an upper peripheral wall and a lower peripheral wall, and the upper peripheral wall and the lower peripheral wall are both arranged in an R arc.
Furthermore, the bulge and the exhaust hole are coaxially arranged, and the distance between the maximum diameter position of the bulge and the inner peripheral wall of the exhaust hole is 0.2-1.2 mm. The position of the lug boss in the exhaust hole is reasonably limited, and the high-efficiency exhaust valve plate structure can be smoothly used in the practical application process. In addition the setting of bellying maximum diameter department with the distance between the exhaust hole internal perisporium can guarantee on the one hand the protruding perisporium with do not interfere between the exhaust hole internal perisporium, on the other hand also can adapt to exhaust valve plate structure among the practical application.
Furthermore, the protruding portion is arranged in a conical shape, the conical angle of the protruding portion is not larger than 10 degrees, and the tip of the protruding portion is cut to form the free end. The shape of the convex part is set to facilitate the convex part to be separated from and closed in the exhaust hole.
Further, the protruding part is arranged in a cylindrical shape.
Compared with the prior art, the beneficial effects of the utility model are that: the free end of the bulge part of the utility model is arranged in a plane shape, compared with the bulge with the spherical bottom end, the bulge part of the utility model is arranged in a plane shape, and the clearance volume can be reduced more under the condition of the same height; (two) the utility model discloses it is right the bellying shape and size of discharge valve piece and the bellying sets up position relation in the exhaust hole has carried out the restriction, ensures the discharge valve piece the bellying can use smoothly at the practical application in-process.
Drawings
FIG. 1 is a schematic view of the structure of the valve plate, the exhaust valve plate and the exhaust limiting plate of the present invention;
FIG. 2 is a schematic view of the valve plate, the exhaust valve plate and the exhaust limiting plate of the present invention viewed from the back;
FIG. 3 is a schematic view of the cross-sectional structure of the valve plate, the exhaust valve plate and the exhaust limiting plate of the present invention after installation;
FIG. 4 is a schematic view of the structure of the exhaust valve plate of the present invention;
fig. 5 is a schematic view of a boss structure according to embodiment 2 of the present invention;
in the figure: 1. a valve plate; 2. an exhaust hole; 3. an exhaust valve plate; 4. an exhaust limiting plate; 5. an upper peripheral wall; 6. a lower peripheral wall; 7. a boss portion; 8. a free end.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
referring to fig. 1, fig. 2, fig. 3 and fig. 4, a structure of a high efficiency exhaust valve plate 3 includes a valve plate 1, the valve plate 1 is provided with an exhaust hole 2, the valve plate 1 is provided with an exhaust valve plate 3, one end of the exhaust valve plate 3 is provided with a protrusion 7, the protrusion 7 is adapted to the exhaust hole 2, one end of the protrusion 7 away from the exhaust valve plate 3 is a free end 8, and the free end 8 is arranged in a planar shape.
The convex part 7 of the exhaust valve tongue can just fill the volume of the exhaust hole 2, and when the compressor runs, the refrigerating gas in the exhaust hole 2 is extruded out by the convex part 7, so that the clearance volume can be greatly reduced to improve the refrigerating capacity and efficiency of the compressor.
The utility model discloses the free end 8 of bellying 7 is plane setting, is the arch that the sphere form set up with the bottom and compares, and under the same high condition, the plane sets up, and the clearance volume of reduction can be more.
Further, the valve plate 1 is provided with a valve plate groove and a valve plate limiting groove, the exhaust valve plate 3 is arranged in the valve plate groove, and the exhaust limiting plate 4 is arranged in the valve plate limiting groove; the exhaust limiting plate 4 compresses the exhaust valve plate 3. The exhaust limiting plate 4 can limit the bending degree of the exhaust valve plate 3, and deformation and even breakage caused by overlarge bending degree of the exhaust valve plate 3 are avoided. The other end of the exhaust valve plate 3 is in a dovetail shape, so that the exhaust limiting plate 4 can be pressed conveniently.
Furthermore, the exhaust valve plate 3 is provided with the valve tongue portion at the end of the protruding portion 7, the valve tongue portion is circular, and the valve tongue portion is arranged in a plane shape, so that the valve tongue portion is in line contact with the exhaust hole 2.
Further, the distance between the free end 8 and the valve plate 1 is 0.05-0.15 mm.
Further, the peripheral wall of the protrusion portion 7 includes an upper peripheral wall 5 and a lower peripheral wall 6, the upper peripheral wall 5 and the lower peripheral wall 6 are both arranged in an R arc, and a space is provided between the upper peripheral wall 5 and the lower peripheral wall 6.
Furthermore, the protruding part 7 and the exhaust hole 2 are coaxially arranged, and the distance between the maximum diameter position of the protruding part 7 and the inner peripheral wall of the exhaust hole 2 is 0.2-1.2 mm. The position of the lug boss 7 in the exhaust hole 2 is reasonably limited, and the structure of the high-efficiency exhaust valve plate 3 can be smoothly used in the practical application process. In addition, the distance between the maximum diameter position of the convex part 7 and the inner peripheral wall of the exhaust hole 2 is set, so that on one hand, the peripheral wall of the convex part 7 can not interfere with the inner peripheral wall of the exhaust hole 2, and on the other hand, the exhaust valve plate 3 structure can also adapt to practical application.
Further, the protruding portion 7 is arranged in a conical shape, the conical angle of the protruding portion 7 is not larger than 10 degrees, and the tip of the protruding portion 7 is cut to form the free end 8. The shape of the convex part 7 is set to facilitate the convex part 7 to be separated from and closed in the exhaust hole 2.
Example 2:
this embodiment is different from embodiment 1 in that a boss structure is provided.
The concrete structure is as shown in fig. 5, the convex part 7 is in a cylindrical shape, and the convex part 7 in the cylindrical shape can be matched with the exhaust hole 2 well, so that the clearance volume is reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a high-efficient discharge valve block structure, includes the valve plate, the valve plate is equipped with the exhaust hole, just be provided with the discharge valve block on the valve plate, its characterized in that, discharge valve block one end is equipped with the bellying, the bellying with exhaust hole looks adaptation, the bellying is kept away from the one end of discharge valve block is the free end, the free end is planar setting, the sectional area of free end is less than the exhaust hole sectional area.
2. A high efficiency exhaust valve plate structure as claimed in claim 1, wherein the valve plate is provided with a valve plate groove and a valve plate limit groove, the exhaust valve plate is arranged in the valve plate groove, and an exhaust limit plate is arranged in the valve plate limit groove and compresses the exhaust valve plate.
3. The structure of claim 1, wherein the end of the vent plate where the protrusion is located is a valve tongue portion, and the valve tongue portion is disposed in a planar shape.
4. The high efficiency exhaust valve plate structure according to claim 1, wherein the distance between the free end and the valve plate is 0.05-0.15 mm.
5. The structure of claim 1, wherein the peripheral wall of the protrusion comprises an upper peripheral wall and a lower peripheral wall, and the upper peripheral wall and the lower peripheral wall are both arranged in an R-arc.
6. The high-efficiency exhaust valve plate structure according to claim 1, wherein the boss is coaxially arranged with the exhaust hole, and the distance between the maximum diameter of the boss and the inner peripheral wall of the exhaust hole is 0.2-1.2 mm.
7. The structure of claim 1, wherein the protrusion is disposed in a conical shape, the conical angle of the protrusion is not greater than 10 °, and the tip of the protrusion is cut to form the free end.
8. A high efficiency bleed valve plate structure as claimed in claim 1, wherein the raised portion is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120929435.XU CN214887588U (en) | 2021-04-30 | 2021-04-30 | High-efficient discharge valve block structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120929435.XU CN214887588U (en) | 2021-04-30 | 2021-04-30 | High-efficient discharge valve block structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214887588U true CN214887588U (en) | 2021-11-26 |
Family
ID=78947909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120929435.XU Active CN214887588U (en) | 2021-04-30 | 2021-04-30 | High-efficient discharge valve block structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214887588U (en) |
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2021
- 2021-04-30 CN CN202120929435.XU patent/CN214887588U/en active Active
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