CN212250469U - Connecting pipe assembly and compressor and heat exchange equipment with same - Google Patents
Connecting pipe assembly and compressor and heat exchange equipment with same Download PDFInfo
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- CN212250469U CN212250469U CN202020960288.8U CN202020960288U CN212250469U CN 212250469 U CN212250469 U CN 212250469U CN 202020960288 U CN202020960288 U CN 202020960288U CN 212250469 U CN212250469 U CN 212250469U
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Abstract
The connecting pipe assembly comprises a guide pipe, a conical pipe and an air inlet pipe, wherein the guide pipe is used for being connected with a pipe opening on a shell of the compressor, the conical pipe is inserted into the guide pipe and is provided with a front section and a rear section which are connected end to end and run through, the thickness of the front section is 0.5-0.9 mm, the mutual extrusion force can be reduced when the front section is in interference fit with an air suction port of the air cylinder assembly, the deformation of a slide sheet groove of the air cylinder assembly can be reduced, and the guide pipe, the conical pipe and the air inlet pipe are all steel parts; the compressor and the heat exchange equipment with the connecting pipe assembly have the advantages that when the air cylinder assembly is in interference fit with the front section of the conical pipe, the mutual extrusion force between the air cylinder assembly and the conical pipe can be smaller on the basis of ensuring the fit, the deformation of the sliding sheet groove in the air cylinder assembly can be reduced, the material cost can be reduced, and the competitive advantage is realized.
Description
Technical Field
The application relates to the technical field of refrigeration and heating, in particular to a connecting pipe assembly, a compressor with the same and heat exchange equipment with the same.
Background
The compressor is the equipment that is used for carrying on heat transfer in the refrigeration and heating technology field, links together through the connecting pipe between its cylinder subassembly and the reservoir, and then accomplishes the admission by reservoir to cylinder subassembly. Currently, the connecting tube includes a conduit, a tapered tube, and a B-tube of the reservoir, the tapered tube being directly connected with the air inlet of the cylinder assembly in an interference fit. The air cylinder component is internally provided with a compression cavity and a sliding sheet groove which can be mutually communicated, the sliding sheet is movably arranged in the sliding sheet groove, an air suction port and an air exhaust port of the air cylinder component are respectively positioned at two sides of the sliding sheet groove, the sliding sheet does reciprocating movement in the sliding sheet groove under the action of a piston, and the compression cavity can be divided into an air suction cavity and an air exhaust cavity which are mutually separated. Therefore, the shape of the vane slot is the primary factor that results in whether the compression chamber is able to seal, which also determines whether the cylinder assembly is able to efficiently draw air and perform work. At present, interference fit between a tapered pipe and an air suction port of an air cylinder assembly easily causes a slide sheet groove to deform, so that air suction of the air cylinder and effective work of the air cylinder are influenced.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of this application is to provide a connecting tube subassembly, aim at solving the technical problem that the taper pipe in the current compressor leads to the slide groove of cylinder assembly to warp when cooperating with cylinder assembly easily.
The embodiment of the present application is achieved by a connection pipe assembly for connecting a cylinder assembly of a compressor and a reservoir, the connection pipe assembly comprising:
a conduit for connection to a port on a housing of the compressor;
the tapered pipe is inserted into the guide pipe and is provided with a front section and a rear section which are connected end to end and run through, the front section is used for being inserted into an air suction port of the air cylinder component and is in interference fit with the air suction port, and the thickness of the front section is 0.5-0.9 mm; and
one end of the air inlet pipe is connected with the rear section, and the other end of the air inlet pipe is connected with the liquid storage device;
and the conduit, the conical tube and the air inlet pipe are all made of steel.
In one embodiment, the rear section extends out of the guide tube, the guide tube and the rear section are connected by high-frequency brazing welding, and a first welding seam is formed between the end surface of the guide tube and the outer peripheral surface of the rear section.
In one embodiment, the rear section and the air inlet pipe are connected by high-frequency brazing welding, and a second weld is formed between an end face of the rear section and an outer circumferential surface of the air inlet pipe.
In one embodiment, the front section and the rear section are both hollow cylinders with uniform inner diameter and uniform outer diameter, and the inner diameter of the front section is smaller than that of the rear section.
In one embodiment, the tapered tube further comprises a transition section connecting the front section and the rear section, and the inner diameter and the outer diameter of the transition section are gradually increased from the front section to the rear section.
In one embodiment, the rear section of the tapered tube has a thickness of 0.5mm to 0.9 mm.
Another object of the present application is to provide a compressor, which includes a housing, a cylinder assembly disposed in the housing, a reservoir disposed outside the housing, and the connecting pipe assembly of the above embodiments connecting the cylinder assembly and the reservoir.
In one embodiment, the cylinder assembly includes an upper cylinder and a lower cylinder capable of communicating with each other, and the front section is connected to a suction port of the lower cylinder.
In one embodiment, the conduit is connected to the nozzle of the housing by a high frequency brazing weld and a third weld is formed around the nozzle.
It is a further object of an embodiment of the present invention to provide a heat exchange apparatus including the compressor of the above embodiments.
The beneficial effect of connecting tube subassembly, compressor and heat exchange equipment that this application embodiment provided lies in:
the connecting pipe component comprises a conduit, a conical pipe and an air inlet pipe, wherein the conduit is used for being connected with a pipe orifice on a shell of a compressor, the conical pipe is inserted in the conduit and is provided with a front section and a rear section which are connected end to end and are communicated, the front section is used for being in interference fit connection with an air suction port of an air cylinder component, the thickness of the front section is reduced to 0.5-0.9 mm, when the front section is matched with the air suction port of the air cylinder component, the mutual extrusion force between the front section and the air suction port of the air cylinder component can be reduced, further, the deformation of a sliding sheet groove in the air cylinder component can be reduced, the normal work of the air cylinder component is ensured, one end of the air inlet pipe is connected with the rear section of the conical pipe, the other end of the air inlet pipe is used for being connected with a liquid storage device, and the conduit, the conical pipe and the, the overall material cost of the connecting tube assembly can also be reduced; the compressor and the heat exchange equipment with the connecting pipe assembly have the advantages that when the air cylinder assembly is in interference fit with the front section of the conical pipe, mutual extrusion force between the air cylinder assembly and the front section of the conical pipe can be smaller on the basis of ensuring fit, deformation of the sliding sheet groove in the air cylinder assembly can be further reduced, and material cost can be reduced and competitive advantages can be achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic axial cross-sectional view of a compressor provided in an embodiment of the present application;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a compressor of a comparative example, in which a connection pipe assembly is connected to an upper cylinder.
The designations in the figures mean:
100. 100' -a junction block assembly; 1-a catheter; 2-conical tube, 21-front section, 22-rear section, 23-transition section; 3, an air inlet pipe; 41-first weld, 42-second weld, 43-third weld;
200. 200' -a compressor; 9-a housing; 8-cylinder assembly, 81' -upper cylinder, 82-lower cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to or disposed on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the patent. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
In order to explain the technical solutions of the present application, the following detailed descriptions are made with reference to specific drawings and examples.
Referring to fig. 1 and 2, the present embodiment firstly provides a connecting pipe assembly 100 for connecting a cylinder assembly 8 of a compressor 200 and an accumulator (not shown, and the present application directly illustrates the compressor 200 having the connecting pipe assembly 100, so as to clarify the arrangement of the connecting pipe assembly 100 in the compressor 200, and not to separately illustrate the connecting pipe assembly 100). Referring to fig. 1, the compressor 200 includes a housing 9, a cylinder assembly 8 disposed in the housing 9, and a liquid storage disposed outside the housing 9, wherein a nozzle (not shown) is disposed on the housing 9, and a suction port (not shown) of the cylinder assembly 8 corresponds to a position of the nozzle on the housing 9.
Specifically, the connecting tube assembly 100 comprises a conduit 1, a conical tube 2 and an air inlet tube 3 (i.e. the B-tube of the accumulator), the conduit 1 being intended to be connected to a nozzle on the casing 9 of the compressor 200; the tapered tube 2 is inserted into the guide tube 1 and is provided with a front section 21 and a rear section 22 which are connected end to end and run through, the front section 21 is used for extending into the shell 9 through a tube opening and is connected with an air suction port of the air cylinder component 8, specifically, the front section is inserted into the air suction port of the air cylinder component 8 and is connected with the air suction port in an interference fit manner, and the thickness of the front section is reduced to 0.5 mm-0.9 mm; one end of the air inlet pipe 3 is connected with the rear section 22 of the conical pipe 2, and the other end of the air inlet pipe 3 is used for being connected with the liquid storage device; the guide tube 1, the tapered tube 2 and the air inlet tube 3 are all made of steel.
The embodiment of the application provides a connecting pipe assembly 100, its connecting pipe assembly 100 includes pipe 1, conical duct 2 and intake pipe 3, pipe 1 is used for being connected with the mouth of pipe on compressor 200's the casing 9, conical duct 2 inserts and locates in pipe 1 and has end to end and link up anterior segment 21 and back end 22, anterior segment 21 is used for being connected with the induction port interference fit of cylinder subassembly 8, the thickness attenuate of anterior segment 21 is to 0.5mm ~ 0.9mm, when this anterior segment 21 is in coordination with the induction port of cylinder subassembly 8, mutual extrusion force between its and the induction port of cylinder subassembly 8 can reduce, and then can reduce the deformation of the sliding vane groove in cylinder subassembly 8, guarantee cylinder subassembly 8's normal work, the one end of intake pipe 3 is connected with the back end 22 of conical duct 2, the other end is used for being connected with the reservoir, and, pipe 1, conical duct 2 and intake pipe 3 are steel spare, except that can guarantee that conical duct 2 self has enough induction port to keep interference fit with the induction port of cylinder subassembly 8 and keep In addition to the appropriate strength, the overall material cost of the connector assembly 100 can also be reduced and its competitiveness improved compared to copper materials.
As shown in fig. 2, in one embodiment, the front section 21 and the rear section 22 of the tapered tube 2 are hollow cylinders with uniform inner diameter and uniform outer diameter, and the inner diameter of the front section 21 is smaller than that of the rear section 22. That is, the tapered tube 2 is generally flared in shape as it moves away from the housing 9. This is set based on the pipe diameter size of the intake pipe 3 and the intake port of the cylinder assembly 8.
Referring to fig. 2, the front section 21 and the rear section 22 are coaxially connected, so that when the fluid flows from the reservoir to the cylinder assembly 8, the fluid does not need to go through a special turn, and the flow resistance and turbulence of the fluid can be reduced.
In one embodiment, referring to fig. 2, the tapered tube 2 further includes a transition section 23 connecting the front section 21 and the rear section 22, and the inner diameter of the transition section 23 gradually increases from the front section 21 to the rear section 22, specifically, linearly increases. Thus, the generatrix of the inner surface of the transition section 23 can be a straight line segment, which facilitates the manufacturing thereof. In addition, the outer diameter of the transition section 23 may gradually increase from the front section 21 to the rear section 22, for example, linearly, and also may facilitate the processing and manufacturing thereof.
Because the conical tube 2 and the guide tube 1 are both made of steel, the conical tube and the guide tube can be connected by high-frequency brazing without manual brazing, so that the welding cost is further reduced. Referring to fig. 2, in an embodiment, the rear section 22 of the tapered tube 2 partially protrudes from the end surface of the guide tube 1 away from the nozzle, the guide tube 1 and the rear section 22 of the tapered tube 2 are connected by high frequency brazing, and an annular first weld 41 is formed between the end surface of the guide tube 1 away from the nozzle and the outer circumferential surface of the rear section 22 of the tapered tube 2.
Similarly, in one embodiment, the tapered tube 2 and the air inlet tube 3 can be connected by high-frequency brazing without manual brazing, so as to further reduce the welding cost. As shown in fig. 2, the rear section 22 of the tapered tube 2 and the intake pipe 3 are connected by high-frequency brazing, and an annular second weld 42 is formed between the end surface of the rear section 22 of the tapered tube 2 and the outer peripheral surface of the intake pipe 3.
Furthermore, the housing 9 is also typically a steel part. In one embodiment, the conduit 1 and the nozzle of the housing 9 may also be connected by high frequency brazing and form an annular third weld 43.
Referring to fig. 1 and fig. 2, a compressor 200 according to an embodiment of the present invention is further provided, and includes a housing 9, a cylinder assembly 8 disposed in the housing 9, a reservoir disposed outside the housing 9, and a connecting pipe assembly 100 according to the embodiments. The guide pipe 1 in the connecting pipe assembly 100 is connected with a pipe orifice on a shell 9 of the compressor 200, the conical pipe 2 is inserted into the guide pipe 1, a front section 21 of the conical pipe extends into the shell 9 through the pipe orifice and is connected with a suction port of the cylinder assembly 8 in an interference fit manner, the thickness of the front section is 0.5-0.9 mm, one end of the air inlet pipe 3 is connected with a rear section 22 of the conical pipe 2, and the other end of the air inlet pipe 3 is connected with a liquid storage device; wherein, the conduit 1, the conical tube 2 and the air inlet pipe 3 are all made of steel.
The embodiment of the application provides a compressor 200, the thickness attenuate of the anterior segment of conical tube 2 reaches 0.5mm ~ 0.9mm in its connecting pipe subassembly 100, this anterior segment 21 when the induction port with cylinder unit 8 cooperates, mutual extrusion force between its and the induction port of cylinder unit 8 can reduce, and then can reduce the deformation of the sliding vane groove in the cylinder unit 8, guarantee cylinder unit 8's normal work, and, pipe 1, conical tube 2 and intake pipe 3 are the steel spare, except that can guarantee that conical tube 2 self has sufficient be used for and the induction port of cylinder unit 8 keeps interference fit's intensity, compare in the copper spare, can also reduce this compressor 200's whole material cost, improve its competitiveness.
As described above, since the tapered tube 2 is made of steel and has high strength, the rear section 22 of the tapered tube 2 may also be thinned, and optionally, the thickness of the rear section 22 of the tapered tube 2 is 0.5mm to 0.9mm, that is, the thickness from the front section 21 to the rear section 22 is 0.5mm to 0.9 mm. In this way, the overall mass and material costs of the tapered tube 2 can be further reduced, while also facilitating the manufacture of the tapered tube 2.
In one embodiment, the compressor 200 is a double-cylinder single-suction type structure, that is, its cylinder assembly 8 includes an upper cylinder 81 and a lower cylinder 82 which can communicate with each other, as shown in fig. 1 and 2, where a suction port of the lower cylinder 82 is a suction port of the cylinder assembly 8, and a front section 21 of the tapered pipe 2 is connected to the suction port of the lower cylinder 82, so that fluid sucked by the suction port of the lower cylinder 82 can enter the upper cylinder 81. This has the advantage that, in the compressor 200 with the double-cylinder single-suction structure, the upper cylinder 81 is more easily deformed during the manufacturing and assembling processes, that is, the upper cylinder 81 in the compressor 200 is more affected by the deformation, in this embodiment, the front section 21 of the conical tube 2 is connected to the suction port of the lower cylinder 82, so as to avoid the operation from causing a larger deformation influence on the upper cylinder 81, thereby ensuring the normal operation of the compressor 200. In contrast, referring to fig. 3, the connection relationship between the connecting pipe assembly 100 ' and the upper cylinder 81 ' in the compressor 200 ' having the double-cylinder single-suction type structure is shown.
When manufacturing the compressor 200, the cylinder assembly 8 is first placed in the housing 9, the air suction port of the lower cylinder 82 of the cylinder assembly corresponds to the pipe orifice of the housing 9, the front section 21 of the tapered pipe 2 is pressed into the air suction port of the lower cylinder 82 in an interference manner, then the guide pipe 1 is sleeved on the front section 21 of the tapered pipe 2, and the guide pipe 1 and the pipe orifice are connected in a welding manner; the air inlet pipe 3 extends into the rear section 22 of the conical pipe 2, and the air inlet pipe 3 is connected with the conical pipe 2 and the conical pipe 2 is connected with the conduit 1 in a welding mode. Of course, the installation of the connecting tube assembly 100 in the compressor 200 is made clear here for the sake of example only, and in a specific application, the specific steps described above may be adjusted according to specific needs.
The embodiment of the present application further provides a heat exchange apparatus (not shown) including the compressor 200 according to the above embodiment.
Heat exchange devices include, but are not limited to, air conditioners that can cool and/or heat, refrigerators, and the like.
The embodiment of the application provides a heat exchange equipment, in its compressor 200, the thickness attenuate of the anterior segment of connecting tube assembly 100 conical pipe 2 reaches 0.5mm ~ 0.9mm, this anterior segment 21 when the induction port with cylinder unit 8 cooperates, mutual extrusion force between its and the induction port of cylinder unit 8 can reduce, and then can reduce the deformation in the sliding vane groove in the cylinder unit 8, guarantee cylinder unit 8's normal work, and, pipe 1, conical pipe 2 and intake pipe 3 are steel spare, except that can guarantee that conical pipe 2 self has sufficient be used for and keeps interference fit's intensity with cylinder unit 8's induction port, compare in copper spare, can also reduce the whole material cost of this compressor 200, improve its competitiveness.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A connecting tube assembly for connecting a cylinder assembly of a compressor with a reservoir, the connecting tube assembly comprising:
a conduit for connection to a port on a housing of the compressor;
the tapered pipe is inserted into the guide pipe and is provided with a front section and a rear section which are connected end to end and run through, the front section is used for being inserted into an air suction port of the air cylinder component and is in interference fit with the air suction port, and the thickness of the front section is 0.5-0.9 mm; and
one end of the air inlet pipe is connected with the rear section, and the other end of the air inlet pipe is connected with the liquid storage device;
and the conduit, the conical tube and the air inlet pipe are all made of steel.
2. The connector tube assembly of claim 1, wherein the rear section extends beyond the conduit, the conduit and the rear section are joined by high frequency brazing, and a first weld is formed between an end surface of the conduit and an outer peripheral surface of the rear section.
3. The connector tube assembly of claim 1, wherein the rear section and the inlet tube are joined by a high frequency brazing weld, and a second weld is formed between an end face of the rear section and an outer peripheral surface of the inlet tube.
4. The connector tube assembly of claim 1, wherein the front section and the rear section are each hollow cylinders of uniform inner diameter and uniform outer diameter, the front section having an inner diameter less than the inner diameter of the rear section.
5. The connector tube assembly of claim 4, wherein the tapered tube further comprises a transition section connecting the forward section and the rearward section, the transition section having an inner diameter and an outer diameter that each increase in a direction from the forward section to the rearward section.
6. The connector tube assembly of claim 4, wherein the rear section of the tapered tube has a thickness of 0.5mm to 0.9 mm.
7. A compressor comprising a housing, a cylinder assembly disposed in the housing, a reservoir disposed outside the housing, and the connecting tube assembly of any one of claims 1 to 6 connecting the cylinder assembly and the reservoir.
8. The compressor of claim 7, wherein the cylinder assembly includes an upper cylinder and a lower cylinder capable of communicating with each other, the front section being connected to a suction port of the lower cylinder.
9. The compressor of claim 7, wherein the conduit is connected to the nozzle of the housing by a high frequency brazing weld and forms a third weld around the nozzle.
10. A heat exchange apparatus comprising a compressor as claimed in any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960288.8U CN212250469U (en) | 2020-05-29 | 2020-05-29 | Connecting pipe assembly and compressor and heat exchange equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960288.8U CN212250469U (en) | 2020-05-29 | 2020-05-29 | Connecting pipe assembly and compressor and heat exchange equipment with same |
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| CN212250469U true CN212250469U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020960288.8U Active CN212250469U (en) | 2020-05-29 | 2020-05-29 | Connecting pipe assembly and compressor and heat exchange equipment with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022205826A1 (en) * | 2021-03-30 | 2022-10-06 | 广东美芝精密制造有限公司 | Compressor and refrigeration apparatus |
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2020
- 2020-05-29 CN CN202020960288.8U patent/CN212250469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022205826A1 (en) * | 2021-03-30 | 2022-10-06 | 广东美芝精密制造有限公司 | Compressor and refrigeration apparatus |
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