CN109974351A - Heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning and its processing technology - Google Patents
Heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning and its processing technology Download PDFInfo
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- CN109974351A CN109974351A CN201910337619.4A CN201910337619A CN109974351A CN 109974351 A CN109974351 A CN 109974351A CN 201910337619 A CN201910337619 A CN 201910337619A CN 109974351 A CN109974351 A CN 109974351A
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- Prior art keywords
- aluminum pipe
- pressing plate
- wash
- tray
- expansion valve
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Valves (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning and its processing technologys, including the first aluminum pipe, the second aluminum pipe, the first pressing plate and the second pressing plate, side between first aluminum pipe and the second aluminum pipe close to the second pressing plate is provided with cabinet, anti-clogging cleaning mechanism is set on cabinet, it is respectively arranged with the first filter screen and the second filter screen in first aluminum pipe and the second aluminum pipe, is provided with buffer gear between the first aluminum pipe and the second aluminum pipe.Its processing technology includes: the processing of the first aluminum pipe, the processing of the second aluminum pipe, the first pressing plate and the processing of the second pressing plate, the installation of anti-clogging cleaning mechanism, buffer gear processing and disengaging aluminum pipe general assembly.The present invention passes through the design of anti-clogging cleaning mechanism, it is possible to prevente effectively from aluminum pipe causes expansion valve can not work normally because of blocking, the processing technology not only increases the installation strength and connective stability of disengaging aluminum pipe assembly, and can reduce influence of the vibration of heavy truck automobile to disengaging aluminum pipe assembly.
Description
Technical field
The present invention relates to heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning and its processing technologys.
Background technique
Expansion valve is an important component in refrigeration system, is generally mounted between liquid storage cylinder and evaporator.Expansion valve
The liquid refrigerant of medium temperature high pressure is set to become the moist steam of low-temp low-pressure by its throttling, then refrigerant absorbs in evaporator
Heat achievees the effect that refrigeration, and expansion valve is changed come the flow of control valve by the degree of superheat of evaporator end, prevented
Evaporator area underutilization and engine knock phenomenon.
Expansion valve disengaging aluminum pipe assembly is pipeline for expansion valve to be connect with evaporator or liquid storage cylinder, heavy truck automobile by
It is more severe in use condition, be easy to cause disengaging aluminum pipe assembly blocking, and heavy truck automobile vibrate for a long time influence into
The stability and reliability of aluminum pipe assembly installation out.
Summary of the invention
Present invention aims at provide heavy truck expansion valve disengaging used for automobile air conditioning for deficiency of the prior art
The technical solution of aluminum pipe assembly and its processing technology, by the design of anti-clogging cleaning mechanism, it is possible to prevente effectively from aluminum pipe is because stifled
It fills in and expansion valve is caused to can not work normally, and then influence the air-conditioning system of heavy truck automobile, guarantee the normal operation of air-conditioning system,
Buffer gear can play a protective role to the first aluminum pipe and the second aluminum pipe, prevent heavy truck automobile vibration and cause the first aluminum pipe and
Second aluminum pipe shakes, and then influences the compactness connected between pipeline, and the processing technology step is simple, practical, not only mentions
The high installation strength and connective stability of disengaging aluminum pipe assembly, and the vibration that can reduce heavy truck automobile is total to disengaging aluminum pipe
At influence, extend disengaging aluminum pipe assembly service life.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
Heavy truck expansion valve used for automobile air conditioning passes in and out aluminum pipe assembly, including the first aluminum pipe, the second aluminum pipe, the first pressing plate and second
One end of pressing plate, the first aluminum pipe and the second aluminum pipe is connected on the first pressing plate, and the other end of the first aluminum pipe and the second aluminum pipe passes through
Second pressing plate connection, it is characterised in that: the side between the first aluminum pipe and the second aluminum pipe close to the second pressing plate is provided with cabinet, case
Anti-clogging cleaning mechanism is set on body, is respectively arranged with the first filter screen and the second filter screen in the first aluminum pipe and the second aluminum pipe,
The first wash-up tray and the second wash-up tray are provided on the side of first aluminum pipe and the second aluminum pipe, between the first aluminum pipe and the second aluminum pipe
It is provided with buffer gear；By the design of anti-clogging cleaning mechanism, it is possible to prevente effectively from aluminum pipe caused because of blocking expansion valve without
Method works normally, and then influences the air-conditioning system of heavy truck automobile, guarantees the normal operation of air-conditioning system, the first filter screen and second
Impurity in first aluminum pipe and the second aluminum pipe can be filtered by filter screen, prevent from resulting in blockage to pipeline, the first wash-up tray
The impurity after cleaning can be stored with the second wash-up tray, prevent accumulation of impurities from influencing in the first aluminum pipe and the second aluminum pipe
The circulation effect of liquid refrigerant, buffer gear can play a protective role to the first aluminum pipe and the second aluminum pipe, prevent heavy truck vapour
Vehicle vibrates and the first aluminum pipe and the second aluminum pipe is caused to shake, and then influences the compactness connected between pipeline.
Further, it is provided with the first tube head connecting hole, the second tube head connecting hole and the first mounting hole on the first pressing plate, first
Mounting hole is between the first tube head connecting hole and the second tube head connecting hole, the end of the first aluminum pipe and the first tube head connecting hole phase
Matching, the end of the second aluminum pipe match with the second tube head connecting hole, and the first pressing plate improves between the first aluminum pipe and the second aluminum pipe
The stability of the first pressing plate installation can be improved by the first mounting hole for connection stability and reliability.
Further, the first U-lag, the second U-lag and the second mounting hole are provided on the second pressing plate, the second mounting hole is located at
Between first U-lag and the second U-lag, the first aluminum pipe matches with the first U-lag, and the second aluminum pipe matches with the second U-lag,
And first U-lag be mutually perpendicular to the second U-lag, can be to the first aluminum pipe and the second aluminium by the first U-lag and the second U-lag
Pipe is limited, and stability and reliability when the installation of the second pressing plate are improved by the second mounting hole.
Further, one end on the first aluminum pipe and the second aluminum pipe close to the second pressing plate is respectively arranged with the first dust cap and the
Two dust caps substantially increase the leakproofness of the first aluminum pipe and the second aluminum pipe by the design of the first dust cap and the second dust cap
Can, it prevents dust on heavy truck automobile from entering the first aluminum pipe and the second aluminum pipe and influences the normal operation of entire air-conditioning system.
Further, anti-clogging cleaning mechanism includes motor, transmission shaft, the first screw rod and the second screw rod, and motor is fixedly mounted
On the top surface of cabinet, second bevel gear is connected on motor, transmission shaft is horizontally set in cabinet, and through the first aluminum pipe and
Second aluminum pipe is provided with sealing ring between transmission shaft and cabinet, be provided with first bevel gear on transmission shaft, first bevel gear and the
Two bevel gears are intermeshed, and the upper and lower side being located in the first aluminum pipe and the second aluminum pipe on transmission shaft is symmetrically arranged with the first stirring
The first cleaning ball and the second cleaning ball, transmission are respectively arranged on bar and the second stirring rod, the first stirring rod and the second stirring rod
The both ends of axis are respectively arranged with the first screw rod and the second screw rod, and the first screw rod and the second screw rod are located at the first wash-up tray and
In two wash-up trays, second bevel gear rotation is driven by motor, and then transmission shaft rotation is driven by first bevel gear, make both ends
The first stirring rod and the second stirring rod synchronous drive first cleaning ball and the second cleaning ball rotation, realize to the first filter screen and
Impurity on second filter screen is cleared up, and the impurity after cleaning respectively enters under the action of the first screw rod and the second screw rod
In one wash-up tray and the second wash-up tray, the liquid refrigerant in the first wash-up tray and the second wash-up tray then passes through the first aided filter
Net and the second aided filter net flow into the first aluminum pipe and the second aluminum pipe.
Further, the first cleaning lid is provided on the lateral surface of the first wash-up tray, the first wash-up tray is located at close to the first aluminium
The side of pipe is provided with the first aided filter net, can be cleared up the impurity in the first wash-up tray by the first cleaning lid,
Impurity can be blocked in the first wash-up tray by the first aided filter net, enter liquid refrigerant through the first aided filter net
In first aluminum pipe.
Further, the second cleaning lid is provided on the lateral surface of the second wash-up tray, the second wash-up tray is located at close to the second aluminium
The side of pipe is provided with the second aided filter net, can be cleared up the impurity in the second wash-up tray by the second cleaning lid,
Impurity can be blocked in the second wash-up tray by the second aided filter net, enter liquid refrigerant through the second aided filter net
In second aluminum pipe.
Further, buffer gear includes two symmetrically arranged clamping plates, is arranged on the top and bottom of clamping plate limited
Position block, is provided with buckle between the limited block between two clamping plates, is connected with connecting rod by spring on the side of clamping plate,
Being fixedly connected between two clamping plates may be implemented by buckle and limited block, spring can play the role of vibration damping, improve
The stability of first aluminum pipe and the connection of the second aluminum pipe.
Further, insulating tube is socketed on the lateral surface of the first aluminum pipe and the second aluminum pipe, insulating tube can be to the first aluminium
Pipe and the second aluminum pipe play the role of heat preservation.
Such as the processing technology of above-mentioned heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning, it is characterised in that including following
Step:
1) the first aluminum pipe is processed
A, the size for determining the first aluminum pipe according to design requirement first forms vertical bar shaped aluminum pipe by extrusion forming, then right
Aluminum pipe is quenched, and is carried out bending process to vertical bar shaped aluminum pipe by bar folder, is obtained the first required aluminum pipe, improve
The processing effect and quality of first aluminum pipe；
B, sanding and polishing processing then is carried out to the surfaces externally and internally of the first aluminum pipe, installs and protects along the outer surface of the first aluminum pipe
Wen Guan can play the role of protecting the first aluminum pipe；
C, the first dust cap then is installed in the end of the first aluminum pipe, O will be installed between the first dust cap and the first aluminum pipe
Type circle, the first dust cap can play dust-proof effect, prevent extraneous dust from entering in the first aluminum pipe；
2) the second aluminum pipe is processed
A, the size for determining the second aluminum pipe according to design requirement first forms vertical bar shaped aluminum pipe by extrusion forming, then right
Aluminum pipe is quenched, and is carried out bending process to vertical bar shaped aluminum pipe by bar folder, is obtained the second required aluminum pipe, improve
The processing effect and quality of second aluminum pipe；
B, sanding and polishing processing then is carried out to the surfaces externally and internally of the second aluminum pipe, installs and protects along the outer surface of the second aluminum pipe
Wen Guan can play the role of protecting the second aluminum pipe；
C, the second dust cap then is installed in the end of the second aluminum pipe, O will be installed between the second dust cap and the second aluminum pipe
Type circle, the second dust cap can play dust-proof effect, prevent extraneous dust from entering in the second aluminum pipe；
3) the first pressing plate and the second pressing plate are processed
A, after the first aluminum pipe and the second aluminum pipe completion of processing, the first pressing plate and the second pressing plate are first determined according to design requirement
Size, and required the first pressing plate and the second pressing plate are formed by punch forming, and to the first pressing plate and the second pressing plate
Carry out deburring processing；
B, the first matched pipe is then processed on the first pressing plate according to the caliber of the first aluminum pipe and the second aluminum pipe
Head connecting hole and the second tube head connecting hole, and the first installation is opened up between the first tube head connecting hole and the second tube head connecting hole
Hole carries out grinding process to the first tube head connecting hole, the second tube head connecting hole and the first mounting hole, during installation in the first tube head
Mounting gasket in connecting hole and the second tube head connecting hole, prevents the outer wall to the first aluminum pipe and the second aluminum pipe from causing to wear；
C, the first U-lag and the second U-shaped to match with the first aluminum pipe and the second aluminum pipe is then opened up on the second pressing plate
Slot is mutually perpendicular to the first U-lag with the second U-lag, and the second mounting hole is opened up between the first U-lag and the second U-lag,
Circular arc chamfering processing is carried out to the lateral surface of the second pressing plate simultaneously, the first U-lag and the second U-lag can be respectively to the first aluminum pipes
Set and Positioning is carried out with the second aluminum pipe, improves stability and reliability when connection；
4) anti-clogging cleaning mechanism is installed
A, it is located at the side installation casing close to the second pressing plate first between the first aluminum pipe and the second aluminum pipe, and in cabinet
Inside be horizontally mounted transmission shaft, extend to transmission shaft in the first aluminum pipe and the second aluminum pipe through cabinet, by transmission shaft and cabinet it
Between sealing ring is installed, while at the center of transmission shaft install first bevel gear, by first bevel gear drive transmission shaft rotation,
Make the first stirring rod of two sides and the second stirring rod that can play sealing function with synchronous rotary, sealing ring, prevents the first aluminum pipe
It is overflowed with the liquid refrigerant in the second aluminum pipe；
B, motor then is fixedly mounted on the top surface of cabinet, second bevel gear is installed on motor, makes second bevel gear
It is intermeshed with first bevel gear, motor drives first bevel gear to rotate by second bevel gear；
C, the two sides up and down being then located on transmission shaft in the first aluminum pipe and the second aluminum pipe are symmetrically installed the first stirring rod
With the second stirring rod, and the end of each first stirring rod and the second stirring rod installation first cleaning ball and second cleaning ball,
Simultaneously the first filter screen and the second filter screen are installed in the first aluminum pipe and the second aluminum pipe respectively, make the first filter screen and the second mistake
Strainer is located at the lower section of the first cleaning ball and the second cleaning ball, and the first stirring rod and the second stirring rod can drive the respectively
One cleaning ball and the second cleaning ball rotation, realize cleaning to the first filter screen and the second filter screen, prevent the first aluminum pipe and the
Two aluminum pipes result in blockage and influence the normal work for entirely passing in and out aluminum pipe assembly；
D, the first screw rod and the second screw rod are installed respectively further along the both ends of transmission shaft, while in the first aluminum pipe and the second aluminium
First wash-up tray and the second wash-up tray are installed on the lateral surface of pipe, the first screw rod and the second screw rod is made to be located at the first wash-up tray
In the second wash-up tray, along the first cleaning lid and second clear is installed on the lateral surface of the first wash-up tray and the second wash-up tray respectively
Riko cover, and the first aided filter net is installed between the first wash-up tray and the first aluminum pipe, the second wash-up tray and the second aluminum pipe it
Between the second aided filter net is installed, the first wash-up tray and the second wash-up tray can be respectively to miscellaneous in the first aluminum pipe and the second aluminum pipe
Matter is stored, and is convenient to clean；
5) buffer gear is processed
A, the size of clamping plate is determined according to the spacing between the first aluminum pipe and the second aluminum pipe first, and makes corresponding size
Clamping plate；
B, then two clamping plates are mutually fastened by buckle, clamping plate is made to be fixedly mounted on the first aluminum pipe and the second aluminium
Guan Shang；
C, the length that spring and connecting rod are determined then according to the spacing between clamping plate and heavy truck automobile frame is clamping
Spring is installed on the lateral surface of plate, the other end of spring is fixedly mounted on to the end of connecting rod；
6) aluminum pipe general assembly is passed in and out
After entire expansion valve passes in and out aluminum pipe assembly completion of processing, first first will be had on the first aluminum pipe and the second aluminum pipe and prevented
The side of dirt cap and the second dust cap is mounted on expansion valve, and the other end of the first aluminum pipe and the second aluminum pipe is passed through the first pressing plate
Be fixedly connected with liquid storage cylinder, and carry out encapsulation process then by the middle part of the first aluminum pipe and the second aluminum pipe by clamping plate,
Spring and connecting rod and the vehicle frame of heavy truck automobile are fixedly connected.
The processing technology step is simple, practical, and installation strength and the connection for not only increasing disengaging aluminum pipe assembly are steady
It is qualitative, and can reduce influence of the vibration of heavy truck automobile to disengaging aluminum pipe assembly, extend the use of disengaging aluminum pipe assembly
Service life.
The present invention is by adopting the above-described technical solution, have the advantages that
1, by the design of anti-clogging cleaning mechanism, it is possible to prevente effectively from aluminum pipe causes expansion valve normal because of blocking
Work, and then the air-conditioning system of heavy truck automobile is influenced, guarantee the normal operation of air-conditioning system.
2, the impurity in the first aluminum pipe and the second aluminum pipe can be filtered by the first filter screen and the second filter screen, be prevented
It results in blockage to pipeline.
3, the first wash-up tray and the second wash-up tray can store the impurity after cleaning, prevent accumulation of impurities first
The circulation effect of liquid refrigerant is influenced in aluminum pipe and the second aluminum pipe.
4, buffer gear can play a protective role to the first aluminum pipe and the second aluminum pipe, prevent heavy truck automobile vibration and cause
First aluminum pipe and the second aluminum pipe shake, and then influence the compactness connected between pipeline.
5, the processing technology step is simple, practical, not only increases the installation strength and connection of disengaging aluminum pipe assembly
Stability, and can reduce influence of the vibration of heavy truck automobile to disengaging aluminum pipe assembly, extend making for disengaging aluminum pipe assembly
Use the service life.
Detailed description of the invention:
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is that heavy truck of the present invention expansion valve used for automobile air conditioning passes in and out disengaging aluminum pipe assembly in aluminum pipe assembly and its processing technology
Structural schematic diagram；
Fig. 2 is the connection schematic diagram in the present invention between the first aluminum pipe and the second aluminum pipe；
Fig. 3 is the connection schematic diagram in the present invention between anti-clogging cleaning mechanism and the first wash-up tray and the second wash-up tray；
Fig. 4 is the structural schematic diagram of the first pressing plate in the present invention；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the structural schematic diagram of the second pressing plate in the present invention；
Fig. 7 is the top view of Fig. 6.
In figure: the first aluminum pipe of 1-；The second aluminum pipe of 2-；The first pressing plate of 3-；The first dust cap of 4-；The second dust cap of 5-；6-
Two pressing plates；7- cabinet；8- motor；9- buffer gear；10- clamping plate；11- buckle；12- limited block；13- connecting rod；14- bullet
Spring；The first wash-up tray of 15-；The second wash-up tray of 16-；17- transmission shaft；18- first bevel gear；The first filter screen of 19-；20- first
Stirring rod；21- first clears up ball；The first screw rod of 22-；23- the first aided filter net；The cleaning lid of 24- first；25- sealing ring；
The second filter screen of 26-；The second stirring rod of 27-；28- second clears up ball；The second screw rod of 29-；30- the second aided filter net；31-
Two cleaning lids；32- the first tube head connecting hole；33- the second tube head connecting hole；The first mounting hole of 34-；The second mounting hole of 35-；36-
First U-lag；The second U-lag of 37-.
Specific embodiment
As shown in Figures 1 to 7, aluminum pipe assembly, including the first aluminum pipe are passed in and out for heavy truck of the present invention expansion valve used for automobile air conditioning
1, one end of the second aluminum pipe 2, the first pressing plate 3 and the second pressing plate 6, the first aluminum pipe 1 and the second aluminum pipe 2 is connected on the first pressing plate 3,
The first tube head connecting hole 32, the second tube head connecting hole 33 and the first mounting hole 34, the first mounting hole 34 are provided on first pressing plate 3
Between the first tube head connecting hole 32 and the second tube head connecting hole 33, the end of the first aluminum pipe 1 and the first tube head connecting hole 32
Match, the end of the second aluminum pipe 2 matches with the second tube head connecting hole 33, and the first pressing plate 3 improves the first aluminum pipe 1 and the second aluminium
The stability of the first pressing plate 3 installation can be improved by the first mounting hole 34 for connection stability and reliability between pipe 2.
The other end of first aluminum pipe 1 and the second aluminum pipe 2 is connected by the second pressing plate 6, is provided with the first U on the second pressing plate 6
Shape slot 36, the second U-lag 37 and the second mounting hole 35, the second mounting hole 35 be located at the first U-lag 36 and the second U-lag 37 it
Between, the first aluminum pipe 1 matches with the first U-lag 36, and the second aluminum pipe 2 matches with the second U-lag 37, and the first U-lag 36 with
Second U-lag 37 is mutually perpendicular to, by the first U-lag 36 and the second U-lag 37 can to the first aluminum pipe 1 and the second aluminum pipe 2 into
Row limit improves stability and reliability when the installation of the second pressing plate 6 by the second mounting hole 35.
One end on first aluminum pipe 1 and the second aluminum pipe 2 close to the second pressing plate 6 is respectively arranged with the first dust cap 4 and second
Dust cap 5 substantially increases the close of the first aluminum pipe 1 and the second aluminum pipe 2 by the design of the first dust cap 4 and the second dust cap 5
Sealing property prevents dust on heavy truck automobile from entering the first aluminum pipe 1 and the second aluminum pipe 2 and influences the normal fortune of entire air-conditioning system
Row.
Side between first aluminum pipe 1 and the second aluminum pipe 2 close to the second pressing plate 6 is provided with cabinet 7, and setting is anti-on cabinet 7
Cleaning mechanism is blocked, anti-clogging cleaning mechanism includes motor 8, transmission shaft 17, the first screw rod 22 and the second screw rod 29, and motor 8 is solid
Dingan County is connected with second bevel gear, transmission shaft 17 is horizontally set in cabinet 7, and is passed through on the top surface of cabinet 7 on motor 8
The first aluminum pipe 1 and the second aluminum pipe 2 are worn, sealing ring 25 is provided between transmission shaft 17 and cabinet 7, is provided with first on transmission shaft 17
Bevel gear 18, first bevel gear 18 and second bevel gear are intermeshed, and the first aluminum pipe 1 and the second aluminum pipe 2 are located on transmission shaft 17
Interior upper and lower side is symmetrically arranged with the first stirring rod 20 and the second stirring rod 27, on the first stirring rod 20 and the second stirring rod 27
It is respectively arranged with the first cleaning ball 21 and the second cleaning ball 28, the both ends of transmission shaft 17 are respectively arranged with the first screw rod 22 and second
Screw rod 29, the first screw rod 22 and the second screw rod 29 are located in the first wash-up tray 15 and the second wash-up tray 16, pass through 8 band of motor
Dynamic second bevel gear rotation, and then drive transmission shaft 17 to rotate by first bevel gear 18, make 20 He of the first stirring rod at both ends
Second stirring rod, 27 synchronous drive first clears up ball 21 and the second cleaning ball 28 rotates, and realizes to the first filter screen 19 and the second mistake
Impurity on strainer 26 is cleared up, and the impurity after cleaning respectively enters under the action of the first screw rod 22 and the second screw rod 29
In one wash-up tray 15 and the second wash-up tray 16, the liquid refrigerant in the first wash-up tray 15 and the second wash-up tray 16 then passes through first
Aided filter net 23 and the second aided filter net 30 flow into the first aluminum pipe 1 and the second aluminum pipe 2.
The first filter screen 19 and the second filter screen 26, the first aluminum pipe 1 are respectively arranged in first aluminum pipe 1 and the second aluminum pipe 2
It is provided with the first wash-up tray 15 and the second wash-up tray 16 on the side of the second aluminum pipe 2, is set on the lateral surface of the first wash-up tray 15
It is equipped with the first cleaning lid 24, the first wash-up tray 15, which is located at, is provided with the first aided filter net 23 close to the side of the first aluminum pipe 1, leads to
The impurity in the first wash-up tray 15 can be cleared up by crossing the first cleaning lid 24, and the first aided filter net 23 can hinder impurity
Gear enters liquid refrigerant in first aluminum pipe 1 through the first aided filter net 23, the second wash-up tray in the first wash-up tray 15
The second cleaning lid 31 is provided on 16 lateral surface, the second wash-up tray 16, which is located at, is provided with second close to the side of the second aluminum pipe 2
Aided filter net 30 can clear up the impurity in the second wash-up tray 16, the second aided filter by the second cleaning lid 31
Impurity can be blocked in the second wash-up tray 16 by net 30, and liquid refrigerant is made to enter the second aluminium through the second aided filter net 30
In pipe 2.
Buffer gear 9 is provided between first aluminum pipe 1 and the second aluminum pipe 2, buffer gear 9 includes two symmetrically arranged folders
Tight plate 10 is provided with limited block 12 on the top and bottom of clamping plate 10, sets between the limited block 12 between two clamping plates 10
It is equipped with buckle 11, connecting rod 13 is connected with by spring 14 on the side of clamping plate 10, it can be with by buckle 11 and limited block 12
Realize being fixedly connected between two clamping plates 10, spring 14 can play the role of vibration damping, improve the first aluminum pipe 1 and the second aluminium
The stability that pipe 2 connects；By the design of anti-clogging cleaning mechanism, it is possible to prevente effectively from aluminum pipe caused because of blocking expansion valve without
Method works normally, and then influences the air-conditioning system of heavy truck automobile, guarantees the normal operation of air-conditioning system, the first filter screen 19 and the
Impurity in first aluminum pipe 1 and the second aluminum pipe 2 can be filtered by two filter screens 26, prevent from resulting in blockage to pipeline, and first
Wash-up tray 15 and the second wash-up tray 16 can store the impurity after cleaning, prevent accumulation of impurities in the first aluminum pipe 1 and
The circulation effect of liquid refrigerant is influenced in two aluminum pipes 2, buffer gear 9 can play protection to the first aluminum pipe 1 and the second aluminum pipe 2
Effect prevents heavy truck automobile vibration and the first aluminum pipe 1 and the second aluminum pipe 2 is caused to shake, and then influences to connect between pipeline tight
Close property.
Insulating tube is socketed on the lateral surface of first aluminum pipe 1 and the second aluminum pipe 2, insulating tube can be to 1 He of the first aluminum pipe
Second aluminum pipe 2 plays the role of heat preservation.
Such as the processing technology of above-mentioned heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning, comprising the following steps:
1) the first aluminum pipe is processed
A, the size for determining the first aluminum pipe 1 according to design requirement first forms vertical bar shaped aluminum pipe by extrusion forming, then right
Aluminum pipe is quenched, and is carried out bending process to vertical bar shaped aluminum pipe by bar folder, is obtained the first required aluminum pipe 1, improve
The processing effect and quality of first aluminum pipe 1；
B, sanding and polishing processing then is carried out to the surfaces externally and internally of the first aluminum pipe 1, is installed along the outer surface of the first aluminum pipe 1
Insulating tube can play the role of protecting the first aluminum pipe 1；
C, first dust cap 4 then is installed in the end of the first aluminum pipe 1, will pacifies between the first dust cap 4 and the first aluminum pipe 1
O-ring is filled, the first dust cap 4 can play dust-proof effect, prevent extraneous dust from entering in the first aluminum pipe 1；
2) the second aluminum pipe is processed
A, the size for determining the second aluminum pipe 2 according to design requirement first forms vertical bar shaped aluminum pipe by extrusion forming, then right
Aluminum pipe is quenched, and is carried out bending process to vertical bar shaped aluminum pipe by bar folder, is obtained the second required aluminum pipe 2, improve
The processing effect and quality of second aluminum pipe 2；
B, sanding and polishing processing then is carried out to the surfaces externally and internally of the second aluminum pipe 2, is installed along the outer surface of the second aluminum pipe 2
Insulating tube can play the role of protecting the second aluminum pipe 2；
C, second dust cap 5 then is installed in the end of the second aluminum pipe 2, will pacifies between the second dust cap 5 and the second aluminum pipe 2
O-ring is filled, the second dust cap 5 can play dust-proof effect, prevent extraneous dust from entering in the second aluminum pipe 2；
3) the first pressing plate and the second pressing plate are processed
A, after 2 completion of processing of the first aluminum pipe 1 and the second aluminum pipe, the first pressing plate 3 and second is first determined according to design requirement
The size of pressing plate 6, and required the first pressing plate 3 and the second pressing plate 6 are formed by punch forming, and to 3 He of the first pressing plate
Second pressing plate 6 carries out deburring processing；
B, matched first is then processed on the first pressing plate 3 according to the caliber of the first aluminum pipe 1 and the second aluminum pipe 2
Tube head connecting hole 32 and the second tube head connecting hole 33, and opened up between the first tube head connecting hole 32 and the second tube head connecting hole 33
First mounting hole 34 carries out grinding process to the first tube head connecting hole 32, the second tube head connecting hole 33 and the first mounting hole 34,
When installation in the first tube head connecting hole 32 and the second tube head connecting hole 33 mounting gasket, prevent to the first aluminum pipe 1 and the second aluminium
The outer wall of pipe 2 causes to wear；
C, the first U-lag 36 to match with the first aluminum pipe 1 and the second aluminum pipe 2 and are then opened up on the second pressing plate 6
Two U-lags 37 are mutually perpendicular to the first U-lag 36 with the second U-lag 37, and between the first U-lag 36 and the second U-lag 37
The second mounting hole 35 is opened up, while circular arc chamfering processing, the first U-lag 36 and the second U-shaped are carried out to the lateral surface of the second pressing plate 6
Slot 37 can carry out Set and Positioning to the first aluminum pipe 1 and the second aluminum pipe 2 respectively, improve stability and reliability when connection；
4) anti-clogging cleaning mechanism is installed
A, positioned at the side installation casing 7 close to the second pressing plate 6 first between the first aluminum pipe 1 and the second aluminum pipe 2, and
It is horizontally mounted transmission shaft 17 in cabinet 7, makes transmission shaft 17 through cabinet 7, extends in the first aluminum pipe 1 and the second aluminum pipe 2, will pass
Sealing ring 25 is installed between moving axis 17 and cabinet 7, while first bevel gear 18 being installed at the center of transmission shaft 17, passes through first
Bevel gear 18 drives transmission shaft 17 to rotate, and makes two sides the first stirring rod 20 and the second stirring rod 27 can be with synchronous rotary, sealing ring
25 can play sealing function, prevent the liquid refrigerant in the first aluminum pipe 1 and the second aluminum pipe 2 from overflowing；
B, motor 8 is then fixedly mounted on the top surface of cabinet 7, second bevel gear is installed on motor 8, makes the second cone tooth
Wheel is intermeshed with first bevel gear 18, and motor 8 drives first bevel gear 18 to rotate by second bevel gear；
C, the two sides up and down then on transmission shaft 17 in the first aluminum pipe 1 and the second aluminum pipe 2 are symmetrically installed first and stir
Bar 20 and the second stirring rod 27 are mixed, and in the end of each first stirring rod 20 and the second stirring rod 27 installation the first cleaning ball 21
Ball 28 is cleared up with second, while first filter screen 19 and the second filter screen being installed respectively in the first aluminum pipe 1 and the second aluminum pipe 2
26, so that the first filter screen 19 and the second filter screen 26 is located at the lower section of the first cleaning ball 21 and the second cleaning ball 28, first
Stirring rod 20 and the second stirring rod 27 can drive the first cleaning ball 21 and the second cleaning ball 28 to rotate respectively, realize to the first mistake
The cleaning of strainer 19 and the second filter screen 26 prevents the first aluminum pipe 1 and the second aluminum pipe 2 from resulting in blockage and influencing entirely to pass in and out aluminum pipe
The normal work of assembly；
D, first screw rod 22 and the second screw rod 29 are installed respectively further along the both ends of transmission shaft 17, while in the first aluminum pipe 1
First wash-up tray 15 and the second wash-up tray 16 are installed on the lateral surface of the second aluminum pipe 2, make the first screw rod 22 and the second screw rod 29
It is located in the first wash-up tray 15 and the second wash-up tray 16, along on the lateral surface of the first wash-up tray 15 and the second wash-up tray 16
The first cleaning lid 24 of installation and the second cleaning lid 31 respectively, and installation first is auxiliary between the first wash-up tray 15 and the first aluminum pipe 1
Filter screen 23 is helped, the second aided filter net 30, the first wash-up tray 15 and are installed between the second wash-up tray 16 and the second aluminum pipe 2
Two wash-up trays 16 can respectively store the impurity in the first aluminum pipe 1 and the second aluminum pipe 2, be convenient to clean；
5) buffer gear is processed
A, the size of clamping plate 10 is determined according to the spacing between the first aluminum pipe 1 and the second aluminum pipe 2 first, and is made corresponding
The clamping plate 10 of size；
B, then two clamping plates 10 are mutually fastened by buckle 11, clamping plate 10 is made to be fixedly mounted on the first aluminum pipe 1
On the second aluminum pipe 2；
C, the length of spring 14 and connecting rod 13 is determined then according to the spacing between clamping plate 10 and heavy truck automobile frame,
Spring 14 is installed on the lateral surface of clamping plate 10, the other end of spring 14 is fixedly mounted on to the end of connecting rod 13；
6) aluminum pipe general assembly is passed in and out
After entire expansion valve passes in and out aluminum pipe assembly completion of processing, first will be first had on the first aluminum pipe 1 and the second aluminum pipe 2
The side of dust cap 4 and the second dust cap 5 is mounted on expansion valve, and the other end of the first aluminum pipe 1 and the second aluminum pipe 2 is passed through the
One pressing plate 3 is fixedly connected with liquid storage cylinder, and is carried out encapsulation process and then led to the middle part of the first aluminum pipe 1 and the second aluminum pipe 2
It crosses clamping plate 10, spring 14 and connecting rod 13 and the vehicle frame of heavy truck automobile is fixedly connected.
The processing technology step is simple, practical, and installation strength and the connection for not only increasing disengaging aluminum pipe assembly are steady
It is qualitative, and can reduce influence of the vibration of heavy truck automobile to disengaging aluminum pipe assembly, extend the use of disengaging aluminum pipe assembly
Service life.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to realize essentially identical technical effect, made ground simple change, equivalent replacement or modification etc. are all covered
Among protection scope of the present invention.
Claims (10)
1. heavy truck expansion valve used for automobile air conditioning passes in and out aluminum pipe assembly, including the first aluminum pipe, the second aluminum pipe, the first pressing plate and the second pressure
One end of plate, first aluminum pipe and second aluminum pipe is connected on first pressing plate, first aluminum pipe and described
The other end of two aluminum pipes is connected by the second pressing plate, it is characterised in that: close between first aluminum pipe and second aluminum pipe
The side of second pressing plate is provided with cabinet, is arranged anti-clogging cleaning mechanism on the cabinet, first aluminum pipe and described
The first filter screen and the second filter screen are respectively arranged in second aluminum pipe, on the side of first aluminum pipe and second aluminum pipe
It is provided with the first wash-up tray and the second wash-up tray, is provided with buffer gear between first aluminum pipe and second aluminum pipe.
2. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: described first
The first tube head connecting hole, the second tube head connecting hole and the first mounting hole are provided on pressing plate, first mounting hole is located at described
Between first tube head connecting hole and the second tube head connecting hole, the end of first aluminum pipe and the first tube head connecting hole
Match, the end of second aluminum pipe matches with the second tube head connecting hole.
3. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: described second
Be provided with the first U-lag, the second U-lag and the second mounting hole on pressing plate, second mounting hole be located at first U-lag and
Between second U-lag, first aluminum pipe matches with first U-lag, second aluminum pipe and second U-shaped
Slot matches, and first U-lag is mutually perpendicular to second U-lag.
4. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: described first
One end on aluminum pipe and second aluminum pipe close to second pressing plate is respectively arranged with the first dust cap and the second dust cap.
5. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: anti-clogging is clear
Managing mechanism includes motor, transmission shaft, the first screw rod and the second screw rod, and the motor is fixedly mounted on the top surface of the cabinet,
Second bevel gear is connected on the motor, the transmission shaft is horizontally set in the cabinet, and runs through first aluminum pipe
With second aluminum pipe, it is provided with sealing ring between the transmission shaft and the cabinet, the first cone is provided on the transmission shaft
Gear, the first bevel gear and the second bevel gear are intermeshed, and first aluminum pipe and institute are located on the transmission shaft
It states the upper and lower side in the second aluminum pipe and is symmetrically arranged with the first stirring rod and the second stirring rod, first stirring rod and described
The first cleaning ball and the second cleaning ball are respectively arranged on two stirring rods, the both ends of the transmission shaft are respectively arranged with described first
Screw rod and second screw rod, first screw rod and second screw rod are located at first wash-up tray and described second
In wash-up tray.
6. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: described first
The first cleaning lid is provided on the lateral surface of wash-up tray, first wash-up tray is located to be arranged close to the side of first aluminum pipe
There is the first aided filter net.
7. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: described second
The second cleaning lid is provided on the lateral surface of wash-up tray, second wash-up tray is located to be arranged close to the side of second aluminum pipe
There is the second aided filter net.
8. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: the buffering
Mechanism includes two symmetrically arranged clamping plates, is provided with limited block, two folders on the top and bottom of the clamping plate
It is provided with buckle between the limited block between tight plate, connecting rod is connected with by spring on the side of the clamping plate.
9. heavy truck expansion valve used for automobile air conditioning according to claim 1 passes in and out aluminum pipe assembly, it is characterised in that: described first
Insulating tube is socketed on the lateral surface of aluminum pipe and second aluminum pipe.
10. the processing technology of heavy truck expansion valve disengaging aluminum pipe assembly used for automobile air conditioning as described in claim 1, it is characterised in that
The following steps are included:
1) the first aluminum pipe is processed
A, the size for determining the first aluminum pipe according to design requirement first forms vertical bar shaped aluminum pipe by extrusion forming, then to aluminum pipe
It is quenched, bending process is carried out to vertical bar shaped aluminum pipe by bar folder, obtains the first required aluminum pipe；
B, sanding and polishing processing then is carried out to the surfaces externally and internally of the first aluminum pipe, heat preservation is installed along the outer surface of the first aluminum pipe
Pipe；
C, the first dust cap then is installed in the end of the first aluminum pipe, by mounting O-shaped rings between the first dust cap and the first aluminum pipe；
2) the second aluminum pipe is processed
A, the size for determining the second aluminum pipe according to design requirement first forms vertical bar shaped aluminum pipe by extrusion forming, then to aluminum pipe
It is quenched, bending process is carried out to vertical bar shaped aluminum pipe by bar folder, obtains the second required aluminum pipe；
B, sanding and polishing processing then is carried out to the surfaces externally and internally of the second aluminum pipe, heat preservation is installed along the outer surface of the second aluminum pipe
Pipe；
C, the second dust cap then is installed in the end of the second aluminum pipe, by mounting O-shaped rings between the second dust cap and the second aluminum pipe；
3) the first pressing plate and the second pressing plate are processed
A, after the first aluminum pipe and the second aluminum pipe completion of processing, the ruler of the first pressing plate and the second pressing plate is first determined according to design requirement
Very little size, and required the first pressing plate and the second pressing plate are formed by punch forming；
B, the first matched tube head is then processed on the first pressing plate according to the caliber of the first aluminum pipe and the second aluminum pipe to connect
Hole and the second tube head connecting hole are connect, and opens up the first mounting hole between the first tube head connecting hole and the second tube head connecting hole；
C, the first U-lag and the second U-lag to match with the first aluminum pipe and the second aluminum pipe is then opened up on the second pressing plate, is made
First U-lag is mutually perpendicular to the second U-lag, and the second mounting hole is opened up between the first U-lag and the second U-lag, simultaneously
Circular arc chamfering processing is carried out to the lateral surface of the second pressing plate；
4) anti-clogging cleaning mechanism is installed
A, it is located at the side installation casing close to the second pressing plate, and the water in cabinet first between the first aluminum pipe and the second aluminum pipe
Safety fills transmission shaft, makes transmission shaft through cabinet, extends in the first aluminum pipe and the second aluminum pipe, will pacify between transmission shaft and cabinet
Sealing ring is filled, while first bevel gear being installed at the center of transmission shaft；
B, then on the top surface of cabinet motor is fixedly mounted, second bevel gear is installed on motor, make second bevel gear and the
The intermeshing of one bevel gear；
C, the two sides up and down being then located on transmission shaft in the first aluminum pipe and the second aluminum pipe are symmetrically installed the first stirring rod and the
Two stirring rods, and in the first cleaning ball of the end of each first stirring rod and the second stirring rod installation and the second cleaning ball, simultaneously
In the first aluminum pipe and the second aluminum pipe the first filter screen and the second filter screen are installed respectively, make the first filter screen and the second filter screen
It is located at the lower section of the first cleaning ball and the second cleaning ball；
D, the first screw rod and the second screw rod be installed respectively further along the both ends of transmission shaft, while in the first aluminum pipe and the second aluminum pipe
First wash-up tray and the second wash-up tray are installed on lateral surface, the first screw rod and the second screw rod is made to be located at the first wash-up tray and
In two wash-up trays, cleared up along the first cleaning lid and second is installed on the lateral surface of the first wash-up tray and the second wash-up tray respectively
Lid, and the first aided filter net is installed between the first wash-up tray and the first aluminum pipe, between the second wash-up tray and the second aluminum pipe
Second aided filter net is installed；
5) buffer gear is processed
A, the size of clamping plate is determined according to the spacing between the first aluminum pipe and the second aluminum pipe first, and makes the folder of corresponding size
Tight plate；
B, then two clamping plates are mutually fastened by buckle, clamping plate is made to be fixedly mounted on the first aluminum pipe and the second aluminum pipe
On；
C, the length that spring and connecting rod are determined then according to the spacing between clamping plate and heavy truck automobile frame, in clamping plate
Spring is installed on lateral surface, the other end of spring is fixedly mounted on to the end of connecting rod；
6) aluminum pipe general assembly is passed in and out
After entire expansion valve passes in and out aluminum pipe assembly completion of processing, the first dust cap will be first had on the first aluminum pipe and the second aluminum pipe
It is mounted on expansion valve with the side of the second dust cap, the other end of the first aluminum pipe and the second aluminum pipe is passed through into the first pressing plate and storage
Fluid cylinder is fixedly connected, and carries out encapsulation process and the middle part of the first aluminum pipe and the second aluminum pipe is then passed through clamping plate, spring
It is fixedly connected with connecting rod and the vehicle frame of heavy truck automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910337619.4A CN109974351B (en) | 2019-04-25 | 2019-04-25 | Expansion valve aluminum inlet and outlet pipe assembly for heavy truck automobile air conditioner and processing technology thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910337619.4A CN109974351B (en) | 2019-04-25 | 2019-04-25 | Expansion valve aluminum inlet and outlet pipe assembly for heavy truck automobile air conditioner and processing technology thereof |
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| CN109974351A true CN109974351A (en) | 2019-07-05 |
| CN109974351B CN109974351B (en) | 2023-08-08 |
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|---|---|---|---|
| CN201910337619.4A Active CN109974351B (en) | 2019-04-25 | 2019-04-25 | Expansion valve aluminum inlet and outlet pipe assembly for heavy truck automobile air conditioner and processing technology thereof |
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| CN111618535A (en) * | 2020-06-09 | 2020-09-04 | 广东腾龙联合汽车零部件制造有限公司 | Production process of expansion valve inlet and outlet refrigeration pipe |
| CN111644810A (en) * | 2020-05-22 | 2020-09-11 | 吴明伟 | Manufacturing process of U-shaped aluminum pipe |
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|---|---|
| CN109974351B (en) | 2023-08-08 |
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