CN202521090U - Connection structure of metal pipe and plastic pipe and reservoir using the same - Google Patents
Connection structure of metal pipe and plastic pipe and reservoir using the same Download PDFInfo
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- CN202521090U CN202521090U CN2012201390881U CN201220139088U CN202521090U CN 202521090 U CN202521090 U CN 202521090U CN 2012201390881 U CN2012201390881 U CN 2012201390881U CN 201220139088 U CN201220139088 U CN 201220139088U CN 202521090 U CN202521090 U CN 202521090U
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Abstract
A connection structure of a metal pipe and a plastic pipe and a reservoir using the same comprises a metal pipe and a plastic pipe, wherein the plastic pipe is installed inside the metal pipe in an inserted mode, the inner wall of the metal pipe is provided with a protruding portion, and the outer wall of the plastic pipe is provided with a sealing groove and an assembling groove. The protruding portion is installed inside the assembling groove in an inserted mode, and a sealing ring which is located between the metal pipe and the plastic pipe is arranged in the assembling groove in an embedded mode. The sealing groove and the assembling groove are respectively in a ring shape. A changed diameter with a decreased diameter is arranged on the end portion where the metal pipe is located. The plastic pipe is made of engineering plastic polybutylece terephthalate (PBT), and the metal pipe is a copper pipe fitting, an iron pipe fitting or an aluminum fitting. The connection structure of the metal pipe and the plastic pipe and the reservoir using the same has the advantages of simple and reasonable structure, flexible operation, low production cost, high working efficiency, low working noise, abundant raw material resources and wide application scope.
Description
Technical field
The utility model relates to the linkage structure of a kind of metal tube and plastic tube and adopts the liquid-storage container of this linkage structure.
Background technique
The liquid-storage container of common refrigeration compressor mainly is made up of outlet pipe, suction tude and steam outlet pipe in net-filter assembly, filter screen fixed block, upper kettle body, lower kettle body, the kettle body; Wherein, the material of upper kettle body, lower kettle body and filter screen fixed block mainly is the SPCC cold rolled sheet, and the material of net-filter assembly mainly is stainless wire mesh and cold rolled sheet, and the material of suction tude and steam outlet pipe is a metal tube, and the material of outgoing gas connection tube mainly is the Q195 steel pipe.The liquid-storage container of this structure also can be called the irony liquid-storage container, and the production and processing of this liquid-storage container needs the welding of 3～5 procedures to accomplish altogether, so the manufacturing efficiency of this liquid-storage container is lower.Recently the purchase cost of iron ore is increasingly high, causes the cost of production of irony liquid-storage container also will improve constantly.Noise when the irony liquid-storage container has also increased compressor operation and vibration problem.
Chinese patent document number CN 101306568A discloses the linkage structure of a kind of metalwork and working of plastics on November 19th, 2008, and it comprises metalwork and working of plastics, and this metalwork comprises sealed groove; This working of plastics is through one-body molded this sealed groove that is filled in.Metalwork comprises that the bottom surface reaches and the side; This sealed groove is opened in this side; This sealed groove is a V-arrangement, and the sealed groove of this V-arrangement has two interconnective walls, and one of them wall links to each other with the bottom surface; Another wall links to each other with this side, and two formed angles of wall of this sealed groove are that 50 degree are to 70 degree.This sealed groove comprises a wall that links to each other with this bottom surface, is formed with recess on this wall.
The model utility content
The purpose of the utility model aims to provide the linkage structure of a kind of simple and reasonable, flexible operation, fabricating cost is low, manufacturing efficiency is high, operating noise is low, raw material resources is abundant, applied widely metal tube and plastic tube and adopts the liquid-storage container of this linkage structure, to overcome deficiency of the prior art.
By a kind of metal tube of this purpose design and the linkage structure of plastic tube; Comprise metal tube and plastic tube; Its structure characteristic is that plastic tube is inserted in the metal tube, and the inwall of metal tube is provided with protuberance, and the outer wall of plastic tube is provided with sealed groove and assembling groove; Protuberance is inserted in the assembling groove, and the seal ring between metal tube and plastic tube is embedded in assembling groove.
Said sealed groove and assembling groove are respectively in the form of a ring.
The end that said metal tube is positioned at plastic tube is provided with the reducing that diameter reduces.
Said plastic tube is that terephthalate (PBT) engineering plastic is processed; Metal tube is copper pipe fitting, iron pipe spare or aluminum pipe spare.
A kind of liquid-storage container, liquid-storage container comprise upper kettle body and the lower kettle body that connects up and down, and upper kettle body is provided with suction tude; Lower kettle body is provided with outlet pipe; In the liquid storage cylinder that is surrounded jointly by upper kettle body and lower kettle body, be provided with the net-filter assembly of fixing through the filter screen fixed block, also be provided with the conduit of taking back oilhole in the liquid storage cylinder, an end opening of this conduit is in the below of net-filter assembly; The other end of conduit communicates with outlet pipe; It is characterized in that suction tude and outlet pipe are respectively terephthalate (PBT) engineering plastic and process, suction tude is provided with first sealed groove and first assembling groove, and outlet pipe is provided with second sealed groove and second assembling groove.
Said upper kettle body and lower kettle body are respectively terephthalate (PBT) engineering plastic and process.
Said conduit is an engineering plastics pipe.
Said suction tude and upper kettle body adopt the mould once-through; Lower kettle body and steam outlet pipe adopt the mould once-through; Conduit adopts the mould once-through; Filter screen fixed block and lower kettle body adopt ultrasonic welding process to weld together, and conduit and steam outlet pipe adopt the vibration friction process to be welded as a whole, and upper kettle body and lower kettle body are welded as a whole.
After the utility model adopted above-mentioned technological scheme, the metal suction tude of compresser cylinder adopted metal tube draw mode to be connected sealing in the time of guaranteeing the joint gas pressure of anti-6MPa and reliability with the outlet pipe of plastics liquid-storage container; Therefore; Can solve connection back sealing and integrity problem, be applied on the liquid-storage container of refrigeration compressor, can substitute original irony liquid-storage container: because suction tude and upper kettle body adopt the mould once-through with the plastics liquid-storage container; Lower kettle body and steam outlet pipe adopt the mould once-through; So reduced welding process, improved working efficiency, reduced fabricating cost; Because suction tude, upper kettle body, lower kettle body, outlet pipe and conduit all adopt terephthalate (PBT) engineering plastic to process, thus fabricating cost can be reduced, and noise and transfer of vibration during the reduction compressor operating; And in whole assembling process, do not adopt scolder, both reduced fabricating cost, reduced pollution level again environment; In addition; Through changing the irony liquid-storage container into the plastics liquid-storage container; Simplify the manufacturing procedure of general liquid-storage container, increased raw-material supply channel, practiced thrift the cost of production of compressor effectively; So, solved that the fabricating cost that general liquid-storage container faces is high, welding process is complicated, operating noise is big and the raw material resources problem of shortage.
The utility model is simple and reasonable, flexible operation, fabricating cost is low, manufacturing efficiency is high, operating noise is low, raw material resources is abundant, advantage of wide range of application.
Description of drawings
Fig. 1 is the partial sectional view of the metal tube in the utility model when being connected with plastic tube.
Fig. 2 is the partial sectional view of the metal tube among Fig. 1.
Fig. 3 is the partial sectional view of the plastic tube among Fig. 1.
Partial sectional view when Fig. 4 is compressor and the liquid-storage container assembling in the utility model.
Fig. 5 is the A place enlarged diagram among Fig. 4.
Fig. 6 is the amplification view of liquid-storage container.
Fig. 7 is upper kettle body and the enlarged diagram of suction tude in the liquid-storage container.
Fig. 8 is lower kettle body and the enlarged diagram of steam outlet pipe in the liquid-storage container.
Fig. 9 is upper kettle body, lower kettle body and filter screen fixed block, the schematic representation when net-filter assembly is assembled in the liquid-storage container.
Figure 10 is the conduit enlarged diagram in the liquid-storage container.
Among the figure: 1 is suction tude, and 1.1 is first sealed groove, and 1.2 is first assembling groove, and 2 is upper kettle body, and 3 is lower kettle body, and 4 is outlet pipe; 4.1 be second sealed groove, 4.2 is second assembling groove, 5 is conduit, and 5.1 is spill port, and 6 is net-filter assembly; 7 is the filter screen fixed block, and 8 is liquid storage cylinder, and 9 is rubber ring, and 10 is the cylinder intake pipe, and 11 is metal tube; 11.1 be protuberance, 11.2 is reducing, 12 is plastic tube, and 12.1 is sealed groove, and 12.2 is assembling groove.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Referring to Fig. 1-Fig. 3; The linkage structure of this metal tube and plastic tube comprises metal tube 11 and plastic tube 12, and plastic tube 12 is inserted in the metal tube 11; The inwall of metal tube 11 is provided with protuberance 11.1; The outer wall of plastic tube 12 is provided with sealed groove 12.1 and assembling groove 12.2, and protuberance 11.1 is inserted in the assembling groove 12.2, and the seal ring 9 between metal tube 11 and plastic tube 12 is embedded in assembling groove 12.2.
Sealed groove 12.1 and assembling groove 12.2 are respectively in the form of a ring.The end that metal tube 11 is positioned at plastic tube 12 is provided with the reducing 11.2 that diameter reduces.
Referring to Fig. 4-Figure 10; Liquid-storage container comprises the upper kettle body 2 and lower kettle body 3 that connects up and down; Upper kettle body 2 is provided with suction tude 1, and lower kettle body 3 is provided with outlet pipe 4, in the liquid storage cylinder 8 that is surrounded jointly by upper kettle body 2 and lower kettle body 3, is provided with the net-filter assembly of fixing through filter screen fixed block 76; Also be provided with the conduit 5 of taking back oilhole 5.1 in the liquid storage cylinder 8; One end opening of this conduit 5 is in the below of net-filter assembly 6, and the other end of conduit 5 communicates with outlet pipe 4, and suction tude 1 is respectively terephthalate (PBT) engineering plastic with outlet pipe 4 and processes; Suction tude 1 is provided with first sealed groove 1.1 and first assembling groove 1.2, and outlet pipe 4 is provided with second sealed groove 4.1 and second assembling groove 4.2.
When making the plastics liquid-storage container; Suction tude 1 adopts the mould once-through with upper kettle body 2; Lower kettle body 3 adopts the mould once-through with steam outlet pipe 4, and conduit 5 adopts the mould once-through, and filter screen fixed block 7 adopts ultrasonic welding process to weld together with lower kettle body 3; Conduit 5 adopts the vibration friction process to be welded as a whole with steam outlet pipe 4, and upper kettle body 2 adopts the vibration friction process to be welded as a whole with lower kettle body 3.
The plastics steam outlet pipe 4 of plastics liquid-storage container adopts metal tube draw mode mode to be connected with the metal cylinder intake pipe 9 of compressor; The second assembling groove place of metal cylinder intake pipe 9 draws on steam outlet pipe 4; Sealing rubber ring is mainly placed at the second sealed groove place; Behind the metal tube draw, rubber ring 9 can play high voltage bearing sealing effect; The plastic inlet pipe 1 of plastics liquid-storage container adopts to be handled with aforementioned identical metal tube draw mode, just repeats no more here.
The plastics liquid-storage container sucks cold media air through suction tude 1; After screen modules 6 is filtered; Inflow is provided with liquid storage cylinder 8; This liquid storage cylinder 8 can temporarily be stored the liquid refrigerants and the liquid lubricant oil of inflow, can effectively prevent hydraulic pressure to contract, and gaseous coolant can directly be drained in the cylinder through the conduit 5 that has spill port 5.1.Spill port 5.1 is arranged on the root of conduit 5, and the liquid lubricant oil in the liquid-storage container can flow in the compressor through spill port 5.1 and utilize once more, improves the utilization ratio of lubricant oil.
Claims (8)
1. the linkage structure of metal tube and plastic tube; Comprise metal tube (11) and plastic tube (12); It is characterized in that plastic tube (12) is inserted in the metal tube (11), the inwall of metal tube (11) is provided with protuberance (11.1), and the outer wall of plastic tube (12) is provided with sealed groove (12.1) and assembling groove (12.2); Protuberance (11.1) is inserted in the assembling groove (12.2), and the seal ring (9) that is positioned between metal tube (11) and the plastic tube (12) is embedded in assembling groove (12.2).
2. the linkage structure of metal tube according to claim 1 and plastic tube is characterized in that said sealed groove (12.1) and assembling groove (12.2) are respectively in the form of a ring.
3. the linkage structure of metal tube according to claim 2 and plastic tube is characterized in that the end that said metal tube (11) is positioned at plastic tube (12) is provided with the reducing (11.2) that diameter reduces.
4. according to the linkage structure of arbitrary described metal tube of claim 1 to 3 and plastic tube, it is characterized in that said plastic tube (12) processes for terephthalate (PBT) engineering plastic; Metal tube (11) is copper pipe fitting, iron pipe spare or aluminum pipe spare.
5. an employing is like the liquid-storage container of the linkage structure of weighing 1 described metal tube and plastic tube; Liquid-storage container comprises upper kettle body (2) and the lower kettle body (3) that connects up and down; Upper kettle body (2) is provided with suction tude (1); Lower kettle body (3) is provided with outlet pipe (4); In the liquid storage cylinder (8) that is surrounded jointly by upper kettle body (2) and lower kettle body (3), be provided with the net-filter assembly of fixing through filter screen fixed block (7) (6), also be provided with the conduit (5) of taking back oilhole (5.1) in the liquid storage cylinder (8), an end opening of this conduit (5) is in the below of net-filter assembly (6); The other end of conduit (5) communicates with outlet pipe (4); It is characterized in that suction tude (1) and outlet pipe (4) are respectively terephthalate (PBT) engineering plastic and process, suction tude (1) is provided with first sealed groove (1.1) and first assembling groove (1.2), and outlet pipe (4) is provided with second sealed groove (4.1) and second assembling groove (4.2).
6. liquid-storage container according to claim 5 is characterized in that said upper kettle body (2) and lower kettle body (3) are respectively terephthalate (PBT) engineering plastic and process.
7. liquid-storage container according to claim 6 is characterized in that said conduit (5) is an engineering plastics pipe.
8. liquid-storage container according to claim 7; It is characterized in that said suction tude (1) and upper kettle body (2) adopt the mould once-through; Lower kettle body (3) and steam outlet pipe (4) adopt the mould once-through, and conduit (5) adopts the mould once-through, and filter screen fixed block (7) and lower kettle body (3) adopt welding procedure to weld together; Conduit (5) and steam outlet pipe (4) adopt and are welded as a whole, and upper kettle body (2) and lower kettle body (3) are welded as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201390881U CN202521090U (en) | 2012-04-01 | 2012-04-01 | Connection structure of metal pipe and plastic pipe and reservoir using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201390881U CN202521090U (en) | 2012-04-01 | 2012-04-01 | Connection structure of metal pipe and plastic pipe and reservoir using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202521090U true CN202521090U (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201390881U Expired - Fee Related CN202521090U (en) | 2012-04-01 | 2012-04-01 | Connection structure of metal pipe and plastic pipe and reservoir using the same |
Country Status (1)
| Country | Link |
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| CN (1) | CN202521090U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819130A (en) * | 2015-05-06 | 2015-08-05 | 广东美芝制冷设备有限公司 | Compressor |
| CN109000065A (en) * | 2018-09-03 | 2018-12-14 | 贵州林塑科技发展有限公司 | A kind of oblique jointing of pvc pipe |
| WO2020216189A1 (en) * | 2019-04-24 | 2020-10-29 | 日丰企业（佛山）有限公司 | Connection joint |
| CN112879710A (en) * | 2020-12-28 | 2021-06-01 | 奉节县三峡风天然气有限责任公司 | Staple bolt is used in natural gas repair that has an outer diameter adjusting function suitable for under water |
-
2012
- 2012-04-01 CN CN2012201390881U patent/CN202521090U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819130A (en) * | 2015-05-06 | 2015-08-05 | 广东美芝制冷设备有限公司 | Compressor |
| CN109000065A (en) * | 2018-09-03 | 2018-12-14 | 贵州林塑科技发展有限公司 | A kind of oblique jointing of pvc pipe |
| WO2020216189A1 (en) * | 2019-04-24 | 2020-10-29 | 日丰企业（佛山）有限公司 | Connection joint |
| CN112879710A (en) * | 2020-12-28 | 2021-06-01 | 奉节县三峡风天然气有限责任公司 | Staple bolt is used in natural gas repair that has an outer diameter adjusting function suitable for under water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20160401 |