CN209370072U - Compressor disk and its compressor - Google Patents
Compressor disk and its compressor Download PDFInfo
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- CN209370072U CN209370072U CN201822099818.XU CN201822099818U CN209370072U CN 209370072 U CN209370072 U CN 209370072U CN 201822099818 U CN201822099818 U CN 201822099818U CN 209370072 U CN209370072 U CN 209370072U
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- hole
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- clapboard body
- cylinder
- limiting structure
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Abstract
The utility model provides a kind of compressor disk and its compressor, is related to Compressor Technology field, solves the technical problem that compressor efficiency existing in the prior art is low and performance inconsistency is larger.The compressor disk, including clapboard body, wherein: tonifying Qi hole is offered in the clapboard body, position limiting structure is provided at least one screw hole in the clapboard body or in the clapboard body, the position limiting structure can be by limiting the moving range of the relatively described compresser cylinder of clapboard body to prevent the tonifying Qi hole from being connected to the suction hole of the compresser cylinder.
Description
Technical field
The utility model relates to Compressor Technology fields, more particularly, to a kind of compressor disk and its compressor.
Background technique
As shown in Figure 1, being twin-tub single-stage gas supplementary structure, gas supplementing opening is arranged on partition, and tonifying Qi principle is, by rolling
The opening and closing of son rotated to realize the gas supplementing opening on upper cylinder or lower cylinder.
When twin-tub single-stage air supply compressor works, the roller of eccentric setting is moved under the drive of crankshaft around cylinder axis,
Optimal scheme is arranged in gas supplementing opening are as follows: when roller just covers the air-breathing aperture of cylinder completely (when θ=α, wherein θ is
Crank angle, (line can pass through roller outer circle for the angle that one week inside crankshaft turns over, the i.e. line of roller centre and cylinder axis
With the seal point of cylinder inner circle) with the angle of slide plate center line；α is angle when roller covers suction hole completely), gas supplementing opening is beaten
It opens, can be connected in this way to avoid the gas supplementing opening on partition with the suction hole on cylinder (upper cylinder or lower cylinder), so as to avoid
Air-breathing reflux, influences compressor air suction；When inner pressure of air cylinder just reaches superfeed pressure, gas supplementing opening is closed by roller, in this way
Tonifying Qi hole can be flow to avoid the refrigerant for being compressed to high pressure in compression chamber.Meanwhile under any one corner, gas supplementing opening is not answered
It is connected to roller inner hole cavity, because roller inner hole cavity is high pressure, pressure is substantially close to pressure at expulsion, if connection, meeting
Causing the refrigerant of roller inner hole cavity to flow to tonifying Qi hole, (compressor is high voltage structures, the row of pressure and compressor
Atmospheric pressure is of substantially equal, and roller inner hole cavity is connected to by crankshaft oil-through-hole, central hole of the crankshaft with enclosure interior high pressure chest, therefore
Roller inner hole cavity is also high pressure, and pressure and pressure at expulsion are substantially suitable).In addition, for duplex cylinder compressor, to upper and lower air cylinders
The gas supplementing opening for carrying out tonifying Qi should be connected to upper and lower air cylinders simultaneously at no time, and otherwise upper and lower air cylinders are at any corner moment
Pressure be all it is unequal, be connected to will lead to upper and lower air cylinders occur gas blowby.
Applicants have discovered that at least there is following technical problem in the prior art:
Generally in the design process, the area that gas supplementing opening can be opened up on partition is very small, and screw hole is provided on partition,
Screw hole is bigger than screw, and during actually installing, partition is larger relative to the position uncertainty of cylinder, causes
Generate leakage during compressor real-world operation, reduce compressor performance, and compressor performance fluctuate it is larger.
Utility model content
The purpose of this utility model is to provide a kind of compressor disk and its compressors, to solve to exist in the prior art
Compressor efficiency is low and technical problem that performance inconsistency is larger.Preferred skill in many technical solutions provided by the utility model
Many technical effects elaboration as detailed below that art scheme can be generated.
To achieve the above object, the utility model provides following technical scheme:
Compressor disk provided by the utility model, including clapboard body, in which: offer tonifying Qi in the clapboard body
Hole is provided with position limiting structure, the limit knot at least one screw hole in the clapboard body or in the clapboard body
Structure can be by limiting the moving range of the relatively described compresser cylinder of clapboard body to prevent the tonifying Qi hole and the pressure
The suction hole of contracting machine cylinder is connected to.
Preferably, the position limiting structure is provided in the clapboard body, wherein the position limiting structure is to be arranged described
Location hole in clapboard body and the cylinder that can pass through the location hole and the compressor form the connector of connection.
Preferably, the quantity that the location hole is arranged in the clapboard body is one or two.
Preferably, mounting hole corresponding with the position of positioning hole, the partition are provided on the cylinder of the compressor
Ontology is formed a fixed connection by the cylinder that the connector passes through the location hole and the mounting hole and the compressor.
Preferably, the connector is pin.
Preferably, the position limiting structure is provided at least one screw hole in the clapboard body, wherein the limit
Bit architecture is gasket construction.
Preferably, the gasket construction is provided in two screw holes in the clapboard body.
Preferably, it is provided with the center of circle of one of them screw hole of the gasket construction and is provided with the washer knot
Times of the distance in the center of circle of another screw hole of structure not less than itself and the position limiting structure not set in the clapboard body
The distance in the center of circle of one screw hole.
Preferably, the position limiting structure, the limit knot are provided at least one screw hole in the clapboard body
Structure is annular plate-like body, and the outside diameter of the annular plate-like body is that integral type is connect with the clapboard body, the annular plate-like
Screw is provided in the centre bore of body.
Preferably, the difference of the radius of the internal diameter of the centre bore of the annular plate-like body and the intracorporal screw of the annular plate-like
Value is not more than 0.35mm.
A kind of compressor, including the compressor disk.
Compressor disk provided by the utility model, including clapboard body, wherein tonifying Qi hole is offered in clapboard body,
Position limiting structure is provided at least one screw hole in clapboard body or in clapboard body, position limiting structure can be by limiting partition
Ontology prevents tonifying Qi hole from being connected to the suction hole of compresser cylinder with respect to the moving range of compresser cylinder, avoids existing skill
The generation of cylinder blow by phenomenon caused by tonifying Qi hole in art on partition is connected to the suction hole of cylinder, to improve compressor
Performance, it is larger to solve the problems, such as that compressor performance fluctuates.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram after compressor disk assembly in the prior art；
Fig. 2 is the structural schematic diagram for the compressor disk that the utility model embodiment 1 provides；
Fig. 3 be include the utility model embodiment 1 provide compressor disk compressor cross-sectional view；
Fig. 4 is the structural schematic diagram for the compressor disk that the utility model embodiment 2 provides；
Fig. 5 is the enlarged drawing of part A in Fig. 4；
Fig. 6 is the structural schematic diagram for the compressor disk that the utility model embodiment 3 provides.
Appended drawing reference: 1, clapboard body；2, tonifying Qi hole；3, screw hole；4, location hole；5, connector；6, gasket construction；7,
Cylinder；8, screw；9, annular plate-like body.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Referring to FIG. 1 to FIG. 6, the utility model provides a kind of compressor disk, including clapboard body 1, wherein partition sheet
It offers tonifying Qi hole 2 on body 1, is provided with position limiting structure at least one screw hole 3 in clapboard body 1 or in clapboard body 1,
Position limiting structure can be by the moving range of the opposite compresser cylinder 7 of limitation clapboard body 1 to prevent tonifying Qi hole 2 and compressor gas
The suction hole of cylinder 7 is connected to, it should be noted that for moving range as close possible to being 0, moving range indicates position limiting structure when being 0
It can be by limitation clapboard body 1 relative to the movement of compresser cylinder 7, that is to say, that the two cannot relatively move, the state
For perfect condition, when moving range is not 0, that is to say, that relatively small movement can occur for the two, and moving range must
Must guarantee that tonifying Qi hole 2 and the suction hole of compresser cylinder 7 cannot be made to be connected to.As shown in Figure 1, for a kind of existing twin-tub rotation
The partition of formula single-stage air supply compressor, is provided with tonifying Qi hole 2 in clapboard body 1, when assembly, by screw 8 by clapboard body
1 is fixed on the cylinder 7 of compressor, and wherein cylinder 7 is provided with screw thread.There is gap between screw 8 and the screw hole 3 of partition, leads to
In normal situation, 3 size of screw hole of partition is φ 6.5, and screw thread M5,8 polished rod position diameter of screw is φ 5, when the pump housing assembles,
Due to gap (unilateral gap between screw 8 and screw hole 3 is 0.75mm) larger, partition between screw 8 and screw hole 3
Ontology 1 is also larger relative to the distance that cylinder 7 can relatively move, and leads to take on the compressor gas supplementing opening come far from design position
It can be distant, it is possible to a series of leakage problem can be generated.It, can be with after being limited using the position limiting structure of the utility model
The generation of 7 gas-blowing phenomenon of cylinder caused by the tonifying Qi hole 2 on partition in the prior art is connected to the suction hole of cylinder 7 is avoided,
To improve the performance of compressor, it is larger to solve the problems, such as that compressor performance fluctuates.
Embodiment 1:
The utility model provides a kind of compressor disk, as shown in Figures 2 and 3, including clapboard body 1, clapboard body 1
On offer tonifying Qi hole 2, be provided with position limiting structure in clapboard body 1, wherein position limiting structure is to be arranged in clapboard body 1
Location hole 4 and the connector 5 that connection can be formed across the cylinder 7 of location hole 4 and compressor (connector 5 is pin).Specifically,
Mounting hole corresponding with 4 position of location hole is provided on the cylinder 7 of compressor, clapboard body 1 passes through location hole by connector 5
4 and the cylinder 7 of mounting hole and compressor form a fixed connection.It should be noted that the number of location hole 4 is arranged in clapboard body 1
Amount is one or two, the location hole 4 being arranged in the quantity and clapboard body 1 of the mounting hole being arranged on the cylinder 7 of compressor
Quantity is equal, as shown in figure 3, by the setting of location hole 4 and connector 5 on partition, by clapboard body 1 and cylinder 7
(cylinder 7 divide the position for upper cylinder and lower cylinder and upper cylinder and lower cylinder be it is fixed, usually in upper cylinder or/and lower gas
Suction hole is provided on cylinder, forming fixed cylinder by position limiting structure with clapboard body 1 here is the gas for being provided with suction hole
Cylinder) it is fixed, it is determined that the position of clapboard body 1 and compresser cylinder 7, to ensure that the gas supplementing opening (tonifying Qi in clapboard body 1
Hole 21 endface position of clapboard body formed gas supplementing opening) position, to prevent the air-breathing in tonifying Qi hole 2 Yu compresser cylinder 7
Hole connection.
Embodiment 2:
The utility model provides a kind of compressor disk, as shown in Figure 4 and Figure 5, including clapboard body 1, clapboard body 1
On offer tonifying Qi hole 2, position limiting structure is to be provided with position limiting structure at least one screw hole 3 in clapboard body 1, wherein
Position limiting structure is gasket construction 6.Preferably, gasket construction 6 is provided in two screw holes 3 in clapboard body 1.Wherein, if
Be equipped with the center of circle of one of screw hole 3 of gasket construction 6 and the center of circle for another screw hole 3 for being provided with gasket construction 6 away from
From not less than its (aforementioned one of screw hole 3 for being provided with gasket construction 6) to not set limit in clapboard body 1
The distance in the center of circle of any screw hole 3 of structure, between (the distance between the center of circle for being provided with two screw holes 3 of washer)
Two remoter screw holes 3 are provided with gasket construction 6, the positioning between clapboard body 1 and cylinder 7 can be made better.
Embodiment 3:
The utility model provides a kind of compressor disk, as shown in fig. 6, including clapboard body 1, opens in clapboard body 1
Equipped with tonifying Qi hole 2, position limiting structure is provided at least one screw hole 3 in clapboard body 1, wherein the limit in the present embodiment
Bit architecture is annular plate-like body 9, and the outside diameter of annular plate-like body 9 is that integral type is connect with clapboard body, that is to say, that annular slab
Shape body 9 functions as the internal diameter for reducing screw hole 3, and screw 8 is located in the centre bore of annular plate-like body 9.Specifically,
The difference of the radius of the radius and screw in 9 centre bore of annular plate-like body of the centre bore of annular plate-like body 9 is not more than 0.35mm.
Preferably, it is provided in two screw holes 3 in clapboard body 1 and meets the above-mentioned condition (radius of the centre bore of annular plate-like body 9
Annular plate-like body 9 with the difference of the radius of the screw 8 in 9 centre bore of annular plate-like body no more than 0.35mm).
Embodiment 4:
The utility model additionally provides a kind of compressor, provides including above-described embodiment 1, embodiment 2 or embodiment 3
Compressor disk improves the efficiency of compressor, avoids compressor performance and fluctuates big problem.
More than, only specific embodiment of the present utility model, but protection scope of the utility model is not limited thereto,
Anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation or replace
It changes, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with claim
Subject to protection scope.
Claims (11)
1. a kind of compressor disk, which is characterized in that including clapboard body (1), in which: offered on the clapboard body (1)
Tonifying Qi hole (2) is provided with limit at least one screw hole (3) on the clapboard body (1) or in the clapboard body (1)
Structure, the position limiting structure can be by limiting the moving range of the relatively described compresser cylinder (7) of clapboard body (1) to hinder
Only the tonifying Qi hole (2) is connected to the suction hole of the compresser cylinder (7).
2. compressor disk according to claim 1, which is characterized in that be provided with the limit on the clapboard body (1)
Bit architecture, wherein the position limiting structure is the location hole (4) being arranged on the clapboard body (1) and can pass through the positioning
The cylinder (7) of hole (4) and the compressor forms the connector (5) of connection.
3. compressor disk according to claim 2, which is characterized in that the positioning is arranged on the clapboard body (1)
The quantity in hole (4) is one or two.
4. compressor disk according to claim 2, which is characterized in that be provided on the cylinder (7) of the compressor with
The corresponding mounting hole in location hole (4) position, the clapboard body (1) pass through the location hole by the connector (5)
(4) it forms a fixed connection with the cylinder (7) of the mounting hole and the compressor.
5. compressor disk according to claim 2 or 4, which is characterized in that the connector (5) is pin.
6. compressor disk according to claim 1, which is characterized in that at least one spiral shell on the clapboard body (1)
The position limiting structure is provided in nail hole (3), wherein the position limiting structure is gasket construction (6).
7. compressor disk according to claim 6, which is characterized in that two spiral shells on the clapboard body (1)
The gasket construction (6) are provided in nail hole (3).
8. compressor disk according to claim 7, which is characterized in that be provided with wherein the one of the gasket construction (6)
The center of circle of a screw hole (3) at a distance from the center of circle of another screw hole (3) for being provided with the gasket construction (6) not
Less than its on the clapboard body (1) at a distance from the center of circle of any screw hole (3) of the not set position limiting structure.
9. compressor disk according to claim 1, which is characterized in that at least one spiral shell on the clapboard body (1)
Be provided with the position limiting structure in nail hole (3), the position limiting structure is annular plate-like body (9), the annular plate-like body (9) it is outer
Diameter side is that integral type is connect with the clapboard body (1), is provided with screw (8) in the centre bore of the annular plate-like body (9).
10. compressor disk according to claim 9, which is characterized in that the half of the centre bore of the annular plate-like body (9)
The difference of the radius of screw (8) in diameter and the annular plate-like body (9) is not more than 0.35mm.
11. a kind of compressor, which is characterized in that including the described in any item compressor disks of such as claim 1~10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099818.XU CN209370072U (en) | 2018-12-13 | 2018-12-13 | Compressor disk and its compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822099818.XU CN209370072U (en) | 2018-12-13 | 2018-12-13 | Compressor disk and its compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370072U true CN209370072U (en) | 2019-09-10 |
Family
ID=67832781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822099818.XU Active CN209370072U (en) | 2018-12-13 | 2018-12-13 | Compressor disk and its compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370072U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762012A (en) * | 2019-11-08 | 2020-02-07 | 广东美芝精密制造有限公司 | Compressor, refrigeration equipment and preparation method of middle partition plate |
-
2018
- 2018-12-13 CN CN201822099818.XU patent/CN209370072U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762012A (en) * | 2019-11-08 | 2020-02-07 | 广东美芝精密制造有限公司 | Compressor, refrigeration equipment and preparation method of middle partition plate |
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