CN206957904U - Compressor and its exhaust valve component - Google Patents

Abstract

It the utility model is related to technical field of refrigeration equipment, disclose a kind of compressor and its exhaust valve component, the exhaust valve component includes delivery valve seat, lift stopper, exhaust valve plate and rivet, the first mounting hole is offered on the delivery valve seat, the lift stopper and the exhaust valve plate are accordingly respectively formed with the second mounting hole and the 3rd mounting hole, the rivet sequentially passes through first mounting hole, 3rd mounting hole and second mounting hole, so that the exhaust valve plate and the lift stopper are installed on the delivery valve seat, the cross section that the bar portion of the rivet is transversely to the machine direction is non-circular, and first mounting hole, second mounting hole and the 3rd mounting hole have the shape adaptable with the cross section of the bar portion of the rivet.The utility model the displacement of exhaust valve plate when can effectively avoid riveting, so as to reduce riveting fraction defective, improves equipment dependability by being improved to the riveted structure in exhaust valve component.

Description

Compressor and its exhaust valve component

Technical field

Technical field of refrigeration equipment is the utility model is related to, more particularly to a kind of compressor and its exhaust valve component.

Background technology

For compressor, its reliability is to weigh the important indicator of properties of product, traditional rotary compressor Exhaust valve component generally includes the composition such as delivery valve seat, exhaust valve plate, lift stopper, and exhaust valve plate and lift stopper pass through For rivet on delivery valve seat, specifically, on delivery valve seat offering a mounting hole, lift stopper and exhaust valve plate are corresponding Ground offers mounting hole respectively, and rivet sequentially passes through the mounting hole on delivery valve seat, exhaust valve plate and lift stopper, will row Air valve plate and lift stopper are installed on the delivery valve seat, and after installing, it is supreme and arrange that exhaust valve plate is located at delivery valve seat The closure of air valve plate is covered on the steam vent of delivery valve seat and for closing the steam vent on delivery valve seat, wherein, it is existing The cross section that is transversely to the machine direction of bar portion of rivet be circle, exhaust valve plate easy off normal in riveting process, and cause air bleeding valve The closure of piece can not be corresponding with the steam vent on delivery valve seat, in some instances it may even be possible to causes steam vent can not close and cause to let out Dew, exhaust valve head are damaged and the problems such as performance easily fluctuates, in addition, for the delivery valve seat of above-mentioned existing compressor, In order that the closure of exhaust valve plate is corresponding with the steam vent on delivery valve seat it is generally necessary to exhaust after exhaust valve plate riveting Valve block implements aligning operation and adjusts the axiality between closure and steam vent, therefore reduces production efficiency.

Utility model content

The utility model provides a kind of compressor and its exhaust valve component, wherein by the riveting in exhaust valve component Structure is improved, and the displacement of exhaust valve plate when can effectively avoid riveting, so as to reduce riveting fraction defective, ensures exhaust valve plate Closure it is corresponding with steam vent, stabilizing equipment performance, improve equipment dependability, and eliminate riveting after to exhaust valve plate aligning Operation, be advantageous to improve production efficiency.

To achieve these goals, on the one hand the utility model provides a kind of exhaust valve component of compressor, the exhaust Valve module includes delivery valve seat, lift stopper, exhaust valve plate and rivet, and the first mounting hole is offered on the delivery valve seat, The lift stopper and the exhaust valve plate are accordingly respectively formed with the second mounting hole and the 3rd mounting hole, the rivet according to It is secondary to pass through first mounting hole, the 3rd mounting hole and second mounting hole, by the exhaust valve plate and the liter Journey limiter is installed on the delivery valve seat, and the cross section that the bar portion of the rivet is transversely to the machine direction is non-circular, and institute Stating the first mounting hole, second mounting hole and the 3rd mounting hole, there is the cross section with the bar portion of the rivet to be adapted Shape.

Preferably, the cross section that the bar portion of the rivet is transversely to the machine direction is ellipse or polygon.

Preferably, the cross section that the bar portion of the rivet is transversely to the machine direction is square, first mounting hole, described the Two mounting holes and the 3rd mounting hole are square hole.

Preferably, the square length of side is D1, and the length of side of first mounting hole is D2, the 3rd mounting hole The length of side is D4, then 0 ＜ D2-D1≤0.2mm, and 0 ＜ D4-D1≤0.2mm.

Preferably, the length of side of second mounting hole is D3, then 0 ＜ D3-D1≤0.2mm.

Preferably, the length of the bar portion of the rivet is L, then 8mm≤L≤20mm, and 2mm≤D1≤6mm, 2mm≤ D2≤6mm、2mm≤D3≤6mm、2mm≤D4≤6mm。

Preferably, the Longitudinal extending of exhaust valve plate described in the edge of the 3rd mounting hole, and the 3rd mounting hole On the longitudinally asymmetric of the exhaust valve plate.

Preferably, steam vent is further opened with the delivery valve seat, the exhaust valve plate includes closure, the closure For being covered in above the steam vent of the delivery valve seat so that the steam vent can be closed.

On the other hand the utility model additionally provides a kind of compressor, the compressor is included according to exhaust of the present utility model Valve module.

In the utility model, the cross section that the bar portion of rivet is transversely to the machine direction is non-circular, in this case, when riveting is arranged Air valve plate makes, it is possible to prevente effectively from exhaust valve plate and lift stopper are rotated so as to deviate around rivet, so as to which exhaust be effectively ensured Axiality between hole and the closure of exhaust valve plate, i.e., the position correspondence relation between them, make the closure effectively row of closing Stomata, prevent steam vent leakage, closure breakage the problems such as and cause equipment performance to fluctuate, improve equipment dependability；Also, can Operated with omitting the aligning after exhaust valve plate riveting, effectively improve production and processing efficiency.

Brief description of the drawings

Fig. 1 is to show the top view according to exhaust valve component of the present utility model, is to be seen from the top down of delivery valve seat Examine；

Fig. 2 is the side view cutaway drawing of exhaust valve component in Fig. 1；

Fig. 3 is the top view of lift stopper in the exhaust valve component in Fig. 1；

Fig. 4 is the top view of exhaust valve plate in the exhaust valve component in Fig. 1；

Fig. 5 is the top view of rivet in the exhaust valve component in Fig. 1.

Description of reference numerals

1 delivery valve seat

The mounting hole of 2 lift stopper 21 second

22 through holes

The mounting hole of 3 exhaust valve plate 31 the 3rd

4 rivets

Embodiment

In the utility model, it is to be understood that term " interior ", " outer ", " axial direction ", " radial direction ", " longitudinal direction ", " horizontal stroke To ", " circumference ", the orientation of the instruction such as " height " or position relationship be based on orientation shown in the drawings or position relationship, also with reality The orientation or position relationship that border uses are corresponding, are for only for ease of description the utility model and simplify description, rather than instruction Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this The limitation of utility model.

The utility model provides a kind of exhaust valve component of compressor, and the exhaust valve component includes delivery valve seat 1, lift Limiter 2, exhaust valve plate 3 and rivet 4, the first mounting hole, the lift stopper 2 and institute are offered on the delivery valve seat 1 State exhaust valve plate 3 and be accordingly respectively formed with the second mounting hole 21 and the 3rd mounting hole 31, the rivet 4 sequentially passes through described One mounting hole, the 3rd mounting hole 31 and second mounting hole 21, by the exhaust valve plate 3 and the lift stopper 2 are installed on the delivery valve seat 1, wherein, the cross section that the bar portion of the rivet 4 is transversely to the machine direction is non-circular, and institute The first mounting hole, second mounting hole 21 and the 3rd mounting hole 31 are stated with the cross section with the bar portion of the rivet 4 Adaptable shape.

In the utility model, the cross section that the bar portion of rivet 4 is transversely to the machine direction is non-circular, and reference picture 1, rivet 4 is in Fig. 1 In show cross section to be non-circular, in this case, when riveting exhaust valve plate 3, it is possible to prevente effectively from the He of exhaust valve plate 3 Lift stopper 2 is rotated around rivet 4 so as to deviate the position being adapted with steam vent, so as to which steam vent and air bleeding valve be effectively ensured Axiality between the closure of piece 3, i.e., the position correspondence relation between them, make the effective closed grate hole of closure, prevent Steam vent leakage, closure breakage the problems such as and cause equipment performance to fluctuate, improve equipment dependability；And it is possible to the row of omission Aligning after air valve plate 3 and lift stopper 2 rivet operates, and effectively improves production and processing efficiency.

Wherein, steam vent is further opened with the delivery valve seat 1, the exhaust valve plate 3 includes closure, the closure For being covered in above the steam vent of the delivery valve seat 1 so that the steam vent can be closed, in addition, the lift stopper 2 On formed with through hole 22.

Wherein, the cross section that the bar portion of rivet 4 is transversely to the machine direction can be any non-circular shape, for example, being multiple straight Skirt is either ellipse or the irregular shape formed by curve, or by curve and straight line group around the polygon of formation Surround the irregular shape around formation.First mounting hole, the second mounting hole 21 and the 3rd mounting hole 31 and the horizontal stroke of the bar portion of rivet 4 Cross sectional shape is identical and size is larger.

As a kind of simple and be easily worked the embodiment of manufacture, the bar portion of the rivet 4 is transversely to the machine direction transversal Face is square, and first mounting hole, second mounting hole 21 and the 3rd mounting hole 31 are square hole.

Preferably, in order to ensure correct installation site of the exhaust valve plate 3 on delivery valve seat 1, so that closure has Closed grate hole is imitated, the square length of side is D1, and the length of side of first mounting hole is D2, the 3rd mounting hole 31 The length of side is D4, then 0 ＜ D2-D1≤0.2mm, and 0 ＜ D4-D1≤0.2mm, i.e. rivet 4 are dimensioned slightly smaller than the first installation Hole and the size of the 3rd mounting hole 31, so as to facilitate rivet 4 to ensure exhaust valve plate 3 without departing from correct installation position while installation Put.

Similarly, further, the length of side of second mounting hole 21 is D3, then 0 ＜ D3-D1≤0.2mm, to ensure to rise Correct installation site of the journey limiter 2 on delivery valve seat 1, ensure the alignment of through hole 22 and steam vent.

In addition, for most of compressors, it is generally the case that the length of the bar portion of the rivet 4 is L, then 8mm≤ L≤20mm, and 2mm≤D1≤6mm, 2mm≤D2≤6mm, 2mm≤D3≤6mm, 2mm≤D4≤6mm, to meet that rivet 4 is right Delivery valve seat 1, lift stopper 2, exhaust valve plate 3 are reliably connected, wherein, the length of the bar portion of rivet 4 refers to rivet 4 as installation The length of the bar portion of rivet 4 when on to exhaust valve component.

Also, referring to Fig. 3, the longitudinal direction (right and left in Fig. 3 of exhaust valve plate 3 described in the edge of the 3rd mounting hole 31 To) extension, and the 3rd mounting hole 31 is on the longitudinally asymmetric of the exhaust valve plate 3, so that being formed as square 3rd mounting hole 31 in hole is smaller in the horizontal upper span of exhaust valve plate 3 so that exhaust valve plate 3 can have relatively smaller chi It is very little, to meet different demands.

It is by exhaust valve plate 3 and lift stopper in riveting for the exhaust valve component of compressor of the present utility model 2 are sequentially placed in the correct installation site on delivery valve seat 1, then sequentially pass through the head of rivet 4 is downward, bar portion is upward First mounting hole, the 3rd mounting hole 31 and the second mounting hole 21, then the upper side end of the bar portion of rivet 4 is subjected to riveting processing, So as to connect delivery valve seat 1, exhaust valve plate 3 and lift stopper 2.

In addition, the utility model additionally provides a kind of compressor, the compressor is included according to air bleeding valve of the present utility model Component.Compressor of the present utility model is due to specific above-mentioned exhaust valve component so that closure of the exhaust valve plate to steam vent Well, the generation of gas leakage is effectively avoided, so as to improve equipment dependability, makes equipment performance stable.Also, it is to be understood that It is that wherein delivery valve seat component can be selectively disposed on the base bearing and/or supplementary bearing of compressor.

Preferred embodiment of the present utility model, still, the utility model and unlimited is described in detail above in association with accompanying drawing In this.In range of the technology design of the present utility model, a variety of simple variants can be carried out to the technical solution of the utility model, It is combined in any suitable manner including each particular technique feature, in order to avoid unnecessary repetition, the utility model Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination should equally be considered as the utility model institute Disclosure, belong to the scope of protection of the utility model.

Claims (9)

1. a kind of exhaust valve component of compressor, the exhaust valve component includes delivery valve seat (1), lift stopper (2), air bleeding valve Piece (3) and rivet (4), the first mounting hole, the lift stopper (2) and the exhaust are offered on the delivery valve seat (1) Valve block (3) is accordingly respectively formed with the second mounting hole (21) and the 3rd mounting hole (31), and the rivet (4) sequentially passes through described First mounting hole, the 3rd mounting hole (31) and second mounting hole (21), by the exhaust valve plate (3) and the liter Journey limiter (2) is installed on the delivery valve seat (1), it is characterised in that the horizontal stroke that the bar portion of the rivet (4) is transversely to the machine direction Section to be non-circular, and first mounting hole, second mounting hole (21) and the 3rd mounting hole (31) with The adaptable shape in the cross section of the bar portion of the rivet (4).

2. the exhaust valve component of compressor according to claim 1, it is characterised in that the bar portion of the rivet (4) is vertical In longitudinal direction cross section for ellipse or polygon.

3. the exhaust valve component of compressor according to claim 1, it is characterised in that the bar portion of the rivet (4) is vertical In the cross section of longitudinal direction to be square, first mounting hole, second mounting hole (21) and the 3rd mounting hole (31) For square hole.

4. the exhaust valve component of compressor according to claim 3, it is characterised in that the square length of side is D1, The length of side of first mounting hole is D2, and the length of side of the 3rd mounting hole (31) is D4, then 0 ＜ D2-D1≤0.2mm, and 0 ＜ D4-D1≤0.2mm.

5. the exhaust valve component of compressor according to claim 4, it is characterised in that the side of second mounting hole (21) A length of D3, then 0 ＜ D3-D1≤0.2mm.

6. the exhaust valve component of compressor according to claim 4, it is characterised in that the length of the bar portion of the rivet (4) Spend for L, then 8mm≤L≤20mm, and 2mm≤D1≤6mm, 2mm≤D2≤6mm, 2mm≤D3≤6mm, 2mm≤D4≤6mm.

7. the exhaust valve component of compressor according to claim 3, it is characterised in that the side of the 3rd mounting hole (31) Along the Longitudinal extending of the exhaust valve plate (3), and the 3rd mounting hole (31) is right on the longitudinal direction of the exhaust valve plate (3) Claim.

8. the exhaust valve component of the compressor according to any one in claim 1-7, it is characterised in that the air bleeding valve Steam vent is further opened with seat (1), the exhaust valve plate (3) includes closure, and the closure is used to be covered in the exhaust So that the steam vent can be closed above the steam vent of valve seat (1).

9. a kind of compressor, it is characterised in that the compressor includes the air bleeding valve according to any one in claim 1-8 Component.