CN210859893U - Four-way reversing valve with refrigeration and heating functions capable of being switched rapidly - Google Patents
Four-way reversing valve with refrigeration and heating functions capable of being switched rapidly Download PDFInfo
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- CN210859893U CN210859893U CN201921820511.2U CN201921820511U CN210859893U CN 210859893 U CN210859893 U CN 210859893U CN 201921820511 U CN201921820511 U CN 201921820511U CN 210859893 U CN210859893 U CN 210859893U
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- valve
- main valve
- way reversing
- pipe
- piston
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 25
- 238000005057 refrigeration Methods 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 239000005341 toughened glass Substances 0.000 claims abstract description 17
- 229920000297 Rayon Polymers 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a four-way reversing valve with the refrigeration and heating functions capable of being switched rapidly, which comprises a D pipe and a main valve, wherein the D pipe is arranged on the outer wall of the upper end of the main valve, and the outer walls of the left end and the right end of the main valve are both provided with valve heads, the four-way reversing valve with the refrigeration and heating functions capable of being switched rapidly is additionally provided with a detachable valve head, a sealing washer, transparent toughened glass and other structures, when the four-way reversing valve is used for a long time, in order to check the working condition and the wearing condition of the four-way reversing valve, the inside of a valve groove can be observed through the two transparent toughened glass on the main valve, the wearing condition of a sliding block and a piston inside the valve groove can be conveniently mastered, the valve groove can be replaced in time, when a large amount of dirt is accumulated inside the valve groove, the normal working of the sliding block and the piston can be influenced, the, simple operation, convenient use and good practicability.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner device is relevant, concretely relates to four-way reversing valve of refrigeration heating function fast switch over.
Background
The four-way reversing valve can be generally used for a common refrigerating and heating dual-purpose air conditioning system to refrigerate in summer and heat in winter, the flow direction of a refrigerant is changed by changing the flow channel of the refrigerant, and the functions of an indoor unit and an outdoor unit of the air conditioning system in winter and summer are changed.
The prior four-way reversing valve has the following problems: the existing four-way reversing valve has certain defects in the application of actual production work, a large amount of dirt can be accumulated in a valve groove after the existing four-way reversing valve is used for a long time, the dirt is not easy to clear in a sealed main valve, adverse effects are easily caused to the work of a sliding block and a piston, the working condition of the piston and the sliding block in the four-way reversing valve cannot be well observed, and the practicability is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a four-way reversing valve of refrigeration heating function fast switch over to solve the current four-way reversing valve that proposes in the above-mentioned background art after long-time use, the inside can accumulate a large amount of dirt of valve spool, these dirt are difficult for driving in sealed main valve is inside, easily cause harmful effects to the work of slider, piston, and, the working condition of observing the inside piston of four-way reversing valve, slider that current four-way reversing valve can not be fine, the lower problem of practicality.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a four-way reversing valve of refrigeration heating function fast switch-over, includes D pipe and main valve, the D pipe is installed on the upper end outer wall of main valve, all be provided with the valve head on the left and right sides end outer wall of main valve, be provided with the S pipe on the lower extreme outer wall of main valve, be provided with the C pipe on the right side main valve of S pipe, be provided with the E pipe on the left side main valve of S pipe, the dead ahead of main valve is provided with the pilot valve, be provided with transparent toughened glass on the front end outer wall of main valve, be provided with the fixed orifices on the right-hand member outer wall of main valve, the inside of main valve is provided with the valve groove, the inside in valve groove is provided with the slider, right-hand second piston that is provided with of slider, the dead left side of slider is provided with.
Preferably, the valve heads are provided with two valves, and the two valves are fixedly connected with the main valve through fixing screws.
Preferably, the pilot valve and the main valve are fixedly connected through a connecting piece, and the main valve and the connecting piece are fixedly connected through welding.
Preferably, the sealing gaskets are arranged in two, the two sealing gaskets are respectively arranged on the outer walls of the left end and the right end of the main valve, and the two sealing gaskets are fixedly connected with the outer walls of the left end and the right end of the main valve through viscose glue.
Preferably, the number of the fixing holes is four, the fixing holes are all round hole-shaped structures, and the inner walls of the fixing holes are provided with threads.
Preferably, the first piston and the second piston are fixedly connected with the sliding block through connecting rods.
Compared with the prior four-way reversing valve technology, the utility model provides a four-way reversing valve of refrigeration heating function fast switch over possesses following beneficial effect:
the utility model relates to a four-way reversing valve with the refrigerating and heating functions capable of being switched quickly, which is improved and innovated on the basis of the existing four-way reversing valve, so that the four-way reversing valve has good practical performance in actual production work, the four-way reversing valve with the refrigerating and heating functions capable of being switched quickly is additionally provided with a detachable valve head, a sealing washer, transparent toughened glass and other structures on the existing four-way reversing valve, because the four-way reversing valve collides with other pipelines and parts and is easy to damage the internal parts in the four-way reversing valve in the working process, when the four-way reversing valve is used for a long time, in order to check the working and abrasion conditions of the four-way reversing valve, the internal part of a valve groove can be observed through two transparent toughened glass on a main valve, the abrasion conditions of a sliding block and a piston in the valve groove can be conveniently mastered, and the four-way, when a large amount of dirt is accumulated in the valve slot to influence the normal work of the sliding block and the piston, the valve head can be detached and cleaned, so that the inside of the valve slot is ensured to be clean, the sliding block and the piston can work stably, and the valve slot is simple to operate, convenient to use and good in practicability;
the utility model relates to a four-way reversing valve with rapid switching of refrigeration and heating functions, which is improved and innovated on the basis of the prior four-way reversing valve, and is additionally provided with a detachable valve head, a sealing washer, transparent toughened glass and other structures, wherein, the transparent toughened glass is provided with two structures which are arranged inside the outer wall of the upper end of a main valve, the two transparent toughened glass and the main valve are connected by sealant, when the four-way reversing valve is used for a long time, the inside of a valve groove is checked by the two transparent toughened glass, whether the inside of the valve groove is polluted by sundries and the wearing conditions of the slider and the piston are observed, the wearing conditions of the slider and the piston inside the valve groove can be conveniently mastered in time, the valve groove can be replaced in time, when a large amount of dirt is accumulated inside the valve groove, the normal work of the slider and the piston is influenced, and a, the valve head is detached, the inside of the valve groove is cleaned, the inside of the valve groove is clean and tidy, the sliding block and the piston can work stably, after the valve head is cleaned, the valve head is tightly installed under the combined action of the fixing holes and the fixing screws, and the sealing performance inside the valve groove is guaranteed by the sealing gaskets between the valve head and the main valve.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic view of a three-dimensional structure of a four-way reversing valve for rapidly switching a cooling function and a heating function according to the present invention;
fig. 2 is a schematic view of an assembly structure of a four-way reversing valve for rapidly switching the cooling and heating functions of the present invention;
fig. 3 is a schematic view of an internal plane structure of a four-way reversing valve for rapidly switching the cooling and heating functions according to the present invention;
fig. 4 is a schematic view of the end structure of the main valve according to the present invention;
in the figure: 1. d, pipe; 2. transparent toughened glass; 3. a valve head; 4. a pilot valve; 5. e, a pipe; 6. an S pipe; 7. c, a pipe; 8. fixing screws; 9. a main valve; 10. a valve spool; 11. a sealing gasket; 12. a fixing hole; 13. a first piston; 14. a slider; 15. a second piston.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a four-way reversing valve with a refrigeration and heating function capable of being switched quickly comprises a D pipe 1 and a main valve 9, wherein the D pipe 1 is installed on the outer wall of the upper end of the main valve 9, valve heads 3 are arranged on the outer walls of the left end and the right end of the main valve 9, the two valve heads 3 are arranged on the outer wall of the left end and the right end of the main valve 9, the two valve heads 3 are fixedly connected with the main valve 9 through fixing screws 8, the valve heads 3 can be tightly connected with the main valve 9 through the fixing screws 8, meanwhile, the valve heads 3 can be conveniently detached to clean the inside of the main valve 9, an S pipe 6 is arranged on the outer wall of the lower end of the main valve 9, a C pipe 7 is arranged on the main valve 9 on the right side of the S pipe 6, an E pipe 5 is arranged on the main valve 9 on the left side of the S pipe 6, a pilot valve 4 is arranged right ahead of the main valve 9, ensured in the course of the work, the pilot valve 4 can be stable safe work of going on, be provided with transparent toughened glass 2 on the front end outer wall of main valve 9, be provided with fixed orifices 12 on the right-hand member outer wall of main valve 9, fixed orifices 12 are provided with four altogether, four fixed orifices 12 are round hole column structure, the inner wall of four fixed orifices 12 all is provided with the screw thread, combined action through fixed orifices 12 and fixed screw 8, can be so that valve head 3 can be fine fix with main valve 9, the inside of main valve 9 is provided with valve groove 10.
A four-way reversing valve with a refrigerating and heating function capable of being switched quickly is characterized in that a sliding block 14 is arranged inside a valve groove 10, a second piston 15 is arranged right and right of the sliding block 14, a first piston 13 is arranged right and left of the sliding block 14, the first piston 13, the second piston 15 and the sliding block 14 are fixedly connected through connecting rods, the sliding block 14 moves the first piston 13 and the second piston 15 left and right inside the valve groove 10 through the connecting rods, so that the four-way reversing valve can work normally, the outer wall of the right end of the main valve 9 is provided with two sealing gaskets 11, the two sealing gaskets 11 are respectively arranged on the outer walls of the left end and the right end of the main valve 9, the two sealing gaskets 11 and the outer walls of the left end and the right end of the main valve 9 are fixedly connected through viscose glue, thus, the connection between the two sealing gaskets 11 and the outer walls of the left end and the right end of the main valve 9 is ensured to be tight and firm, and the valve head 3 can be ensured to have good sealing performance when being installed through the sealing gaskets 11.
The utility model discloses a theory of operation and use flow: when the solenoid valve coil is in a power-off state, the pilot slide valve is driven by the right compression spring to move left, high-pressure gas enters the capillary tube and then enters the piston cavity in the right valve groove 10, on the other hand, gas in the left piston cavity is discharged, because of pressure difference existing at two ends of the piston, the piston and the slide block 14 move left, the exhaust pipe is communicated with the outdoor machine connecting pipe, the other two connecting pipes are communicated to form a refrigeration cycle, when the solenoid valve coil is in a power-on state, the pilot slide valve overcomes the tension of the compression spring to move right under the action of magnetic force generated by the solenoid coil, the high-pressure gas enters the left piston cavity in the valve groove 10 after entering the capillary tube, on the other hand, gas in the right piston cavity is discharged, because of pressure difference existing at two ends of the piston, the piston and the slide block 14 move right, the exhaust pipe is communicated with the indoor machine, the utility model relates to a four-way reversing valve with rapid switching of refrigeration and heating functions, which mainly comprises a D pipe 1, transparent toughened glass 2, a valve head 3, a pilot valve 4, an E pipe 5, an S pipe 6, a C pipe 7, a main valve 9, a slider 14 and other structures, the main valve 9 on the existing four-way reversing valve is improved into the main valve 9 of a detachable valve head 3, the number of the transparent toughened glass 2 is two, the two transparent toughened glass 2 are both arranged inside the outer wall of the upper end of the main valve 9, the two transparent toughened glass 2 are connected with the main valve 9 through sealant, after the four-way reversing valve is used for a long time, the inside of a valve groove 10 is checked through the two transparent toughened glass 2, whether the inside of the valve groove 10 is polluted by sundries and the slider 14, the abrasion condition of the piston, the abrasion condition of the slider 14 and the piston inside the valve groove 10 can be conveniently and, when the inside a large amount of filths that accumulate of valve case 10, influence the normal work of slider 14 and piston, can be through taking out fixed screw 8 from fixed orifices 12, pull down valve head 3, clear up valve case 10 inside, guarantee that valve case 10 is inside clean and tidy, make slider 14 and piston can the steady operation, the back is accomplished in the clearance, reuse fixed orifices 12 and fixed screw 8's combined action, closely install valve head 3, seal ring 11 between valve head 3 and the main valve 9 has ensured the inside leakproofness of valve case 10, the utility model relates to a refrigeration heating function fast switch's cross-over valve has very high use value.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a four-way reversing valve of refrigeration heating function fast switch-over, includes D pipe (1) and main valve (9), its characterized in that: the D pipe (1) is installed on the outer wall of the upper end of a main valve (9), valve heads (3) are arranged on the outer walls of the left end and the right end of the main valve (9), an S pipe (6) is arranged on the outer wall of the lower end of the main valve (9), a C pipe (7) is arranged on the main valve (9) on the right side of the S pipe (6), an E pipe (5) is arranged on the main valve (9) on the left side of the S pipe (6), a pilot valve (4) is arranged right ahead of the main valve (9), transparent tempered glass (2) is arranged on the outer wall of the front end of the main valve (9), a fixing hole (12) is arranged on the outer wall of the right end of the main valve (9), a valve groove (10) is arranged inside the main valve (9), a sliding block (14) is arranged inside the valve groove (10), a second piston (15) is arranged right of the sliding block (14), and a first piston (, and a sealing gasket (11) is arranged on the outer wall of the right end of the main valve (9).
2. The four-way reversing valve with the refrigerating and heating functions and the quick switching function according to claim 1, is characterized in that: the valve head (3) is provided with two, and the two valve heads (3) are fixedly connected with a main valve (9) through a fixing screw (8).
3. The four-way reversing valve with the refrigerating and heating functions and the quick switching function according to claim 1, is characterized in that: the pilot valve (4) is fixedly connected with the main valve (9) through a connecting piece, and the main valve (9) is fixedly connected with the connecting piece through welding.
4. The four-way reversing valve with the refrigerating and heating functions and the quick switching function according to claim 1, is characterized in that: the sealing washer (11) is provided with two altogether, two sealing washer (11) set up respectively on the end outer wall about main valve (9), two the end outer wall all passes through viscose fixed connection about sealing washer (11) and main valve (9).
5. The four-way reversing valve with the refrigerating and heating functions and the quick switching function according to claim 1, is characterized in that: the fixing holes (12) are four in number, the four fixing holes (12) are of circular hole-shaped structures, and the inner walls of the four fixing holes (12) are provided with threads.
6. The four-way reversing valve with the refrigerating and heating functions and the quick switching function according to claim 1, is characterized in that: the first piston (13), the second piston (15) and the sliding block (14) are fixedly connected through connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820511.2U CN210859893U (en) | 2019-10-28 | 2019-10-28 | Four-way reversing valve with refrigeration and heating functions capable of being switched rapidly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820511.2U CN210859893U (en) | 2019-10-28 | 2019-10-28 | Four-way reversing valve with refrigeration and heating functions capable of being switched rapidly |
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| Publication Number | Publication Date |
|---|---|
| CN210859893U true CN210859893U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921820511.2U Expired - Fee Related CN210859893U (en) | 2019-10-28 | 2019-10-28 | Four-way reversing valve with refrigeration and heating functions capable of being switched rapidly |
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| Country | Link |
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| CN (1) | CN210859893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111735164A (en) * | 2020-06-29 | 2020-10-02 | 曹永民 | Air conditioning system capable of continuously heating |
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2019
- 2019-10-28 CN CN201921820511.2U patent/CN210859893U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111735164A (en) * | 2020-06-29 | 2020-10-02 | 曹永民 | Air conditioning system capable of continuously heating |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |