CN217504047U - Throttling device of electronic expansion valve parallel manual valve - Google Patents
Throttling device of electronic expansion valve parallel manual valve Download PDFInfo
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- CN217504047U CN217504047U CN202220228433.2U CN202220228433U CN217504047U CN 217504047 U CN217504047 U CN 217504047U CN 202220228433 U CN202220228433 U CN 202220228433U CN 217504047 U CN217504047 U CN 217504047U
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- expansion valve
- electronic expansion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a throttle device of parallelly connected manual valve of electronic expansion valve relates to air conditioning unit technical field. The throttling mechanism comprises a throttling electronic expansion valve, wherein two connecting pipes are arranged on the outer wall of the throttling electronic expansion valve in an outward extending mode, and the throttling mechanism is arranged on the two connecting pipes and comprises a throttling manual ball valve, a main connecting assembly, an auxiliary connecting assembly, a connecting branch pipe and a connecting bent pipe. Through throttle electronic expansion valve, connecting pipe and throttle manual ball valve, can guarantee that screw water-cooling water set and screw water (ground) source heat pump set carry out normal electronic expansion valve and adjust when just beginning operation or deviating from the operating mode too big, it is faster to get into predetermined operating mode, and on electronic expansion valve's lectotype, also can reduce the design and become, through main coupling assembling, vice coupling assembling and connection branch pipe, can make parallelly connected water pipe dismantle each other, through can changing parallelly connected distance, improve the efficiency of installation.
Description
Technical Field
The utility model relates to an air conditioning unit technical field specifically is a throttling arrangement of parallelly connected manual valve of electronic expansion valve.
Background
At present, on a conventional screw water-cooling water chiller and a screw water (ground) source heat pump unit, a throttling device provided with a thermal expansion valve or an electronic expansion valve is generally adopted. After the unit is initially started and operated, because the water temperature of the evaporator is high and the water temperature of the condenser is low, the capacity of the thermal expansion valve or the electronic expansion valve is not enough to match the capacity of the compressor, and for the electronic expansion valve, when the deviation from the designed working condition is too large, the opening degree of the electronic expansion valve is continuously 100% until the pressure ratio of the unit system is increased to the extent that the electronic expansion valve can normally automatically adjust the opening degree, and the temperature is reduced or increased slowly.
The throttle device of the electronic expansion valve parallel manual ball valve provided at present increases the adaptive adjustment range of the electronic expansion valve to a certain extent, when the deviation of the design working condition is too large, the electronic expansion valve can normally and automatically adjust the opening, and under the design working condition, the electronic expansion valve can be equivalently connected with an adjustable orifice plate in parallel.
SUMMERY OF THE UTILITY MODEL
The utility model provides a throttling arrangement of parallelly connected manual valve of electronic expansion valve, through throttle electronic expansion valve, connecting pipe and throttle manual ball valve, can guarantee that screw water-cooling water set and screw water (ground) source heat pump unit carry out normal electronic expansion valve and adjust when just beginning to operate or skew operating mode is too big, it is faster to get into predetermined operating mode, and on electronic expansion valve's lectotype, also can reduce the design, through main coupling assembling, vice coupling assembling and connecting branch pipe, can make parallelly connected water pipe dismantle each other, through the parallelly connected distance that can change, the efficiency of installation is improved.
1. In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a throttling device of a manual ball valve with an electronic expansion valve connected in parallel comprises a valve body;
the outer wall of the electronic throttle expansion valve extends outwards and is provided with two connecting pipes;
throttle mechanism locates on two connecting pipes, throttle mechanism includes throttle manual ball valve, main coupling assembling, vice coupling assembling, connecting branch and connecting bend, connecting branch communicates each other with one of them connecting pipe, connecting bend communicates each other with another connecting pipe, throttle manual ball valve pass through main coupling assembling and vice coupling assembling respectively with connecting branch and connecting bend intercommunication.
As a utility model relates to a manual valve's of electronic expansion valve parallelly connected throttling arrangement, main coupling assembling includes that the lift is responsible for and main adapter sleeve, the one end and the manual ball valve intercommunication of throttle that the lift was responsible for, the other end that the lift was responsible for slides and locates in the main adapter sleeve.
As the utility model relates to a manual valve's of electronic expansion valve parallelly connected throttling arrangement, the one end intercommunication that main connecting sleeve kept away from the lift person in charge is located on the connecting branch.
As the utility model relates to a throttle device of manual valve of electronic expansion valve parallelly connected, it is equipped with main sealing rubber pipe to inlay between lift person in charge and the main adapter sleeve, main adapter sleeve's outer wall cover is equipped with three main fastening silk ring.
As the utility model relates to a manual valve's of electronic expansion valve parallelly connected throttling arrangement, vice coupling assembling includes lift auxiliary pipe and vice adapter sleeve, the one end and the manual ball valve intercommunication of throttle of lift auxiliary pipe, the other end of lift auxiliary pipe slides and locates in the vice adapter sleeve.
As the utility model relates to a manual valve's of electronic expansion valve parallelly connected throttling arrangement, the one end intercommunication that the vice pipe of lift was kept away from to vice adapter sleeve is located on the connecting bend.
As the utility model relates to a throttle device of parallelly connected manual valve of electronic expansion valve, it is equipped with vice sealing rubber pipe to inlay between lift auxiliary pipe and the vice adapter sleeve, vice adapter sleeve's outer wall cover is equipped with three vice fastening silk ring.
The utility model provides a throttle device of manual valve of electronic expansion valve parallelly connected. The method has the following beneficial effects:
(1) the throttling device with the electronic expansion valve connected with the manual valve in parallel can ensure that the screw type water-cooling water chilling unit and the screw type water (ground) source heat pump unit can carry out normal electronic expansion valve adjustment when the operation is just started or the deviation working condition is overlarge through the throttling electronic expansion valve, the connecting pipe and the throttling manual ball valve, the electronic expansion valve can enter the preset working condition more quickly, and the design cost can be reduced on the selection of the electronic expansion valve.
(2) The throttling device of the electronic expansion valve parallel manual valve can enable the parallel water pipes to be mutually detached through the main connecting assembly, the auxiliary connecting assembly and the connecting branch pipe, and improves the installation efficiency through changing the parallel distance.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a front view of the main connection sleeve of the present invention.
Fig. 4 is a front view of the auxiliary connection sleeve of the present invention.
In the figure: 1. a throttle electronic expansion valve; 2. a connecting pipe; 3. a throttle manual ball valve; 4. a main connection assembly; 5. a secondary connection assembly; 6. connecting branch pipes; 7. connecting a bent pipe; 8. a primary fastening wire loop; 9. a secondary fastening wire loop; 401. a main lifting pipe; 402. a main connection bushing; 403. a main seal rubber tube; 501. a lifting auxiliary pipe; 502. a secondary connecting sleeve; 503. the secondary sealing rubber tube.
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. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.
In the description of the present application, it is to be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution: a throttling device of a manual ball valve with an electronic expansion valve connected in parallel comprises a valve body;
the electronic expansion valve comprises a throttling electronic expansion valve 1, wherein two connecting pipes 2 extend outwards from the outer wall of the throttling electronic expansion valve 1;
throttle mechanism locates on two connecting pipes 2, throttle mechanism includes throttle hand ball valve 3, main coupling assembling 4, vice coupling assembling 5, connecting branch 6 and connecting bend 7, connecting branch 6 communicates each other with one of them connecting pipe 2, connecting bend 7 communicates each other with another connecting pipe 2, throttle hand ball valve 3 through main coupling assembling 4 and vice coupling assembling 5 respectively with connecting branch 6 and connecting bend 7 intercommunication.
In this embodiment: the refrigerant fluid respectively enters the throttle electronic expansion valve 1 and the throttle manual ball valve 3 for throttle pressure reduction, the throttle electronic expansion valve 1 is used as a basic throttle element, the throttle manual ball valve 3 is used as an auxiliary throttle element, and the specifications of the throttle manual ball valve 3 and the pipeline are determined according to the difference between the maximum deviation working condition capacity and the maximum capacity of the throttle electronic expansion valve 1.
Specifically, the main connection assembly 4 includes a main lifting pipe 401 and a main connection sleeve 402, one end of the main lifting pipe 401 is communicated with the manual throttling ball valve 3, and the other end of the main lifting pipe 401 is slidably disposed in the main connection sleeve 402.
In this embodiment: by lifting the main pipe 401 and the main connection sleeve 402, the parallel distance can be changed, so that adjustment is performed, and installation is facilitated.
Specifically, one end of the main connecting sleeve 402, which is far away from the main lifting pipe 401, is communicated with the connecting branch pipe 6.
In this embodiment: the water flows through the connecting branch pipe 6 for communicating the pipelines.
Specifically, a main sealing rubber tube 403 is embedded between the main lifting tube 401 and the main connecting sleeve 402, and three main fastening wire rings 8 are sleeved on the outer wall of the main connecting sleeve 402.
In this embodiment: the sealing performance between the main lifting pipe 401 and the main connecting sleeve 402 can be increased through the main sealing rubber tube 403, and the three main fastening wire rings 8 are used for reinforcing the connection between the main lifting pipe 401 and the main connecting sleeve 402.
Specifically, the auxiliary connecting assembly 5 comprises an auxiliary lifting pipe 501 and an auxiliary connecting sleeve 502, one end of the auxiliary lifting pipe 501 is communicated with the throttling manual ball valve 3, and the other end of the auxiliary lifting pipe 501 is slidably arranged in the auxiliary connecting sleeve 502.
In this embodiment: the parallel distance can be changed by lifting the secondary pipe 501 and the secondary connecting sleeve 502, so that adjustment is performed, and installation is facilitated.
Specifically, one end of the auxiliary connecting sleeve 502 far away from the lifting auxiliary pipe 501 is communicated with the connecting elbow pipe 7.
In this embodiment: the connecting elbow 7 is used for communicating all pipelines to enable water to flow.
Specifically, an auxiliary sealing rubber tube 503 is embedded between the lifting auxiliary tube 501 and the auxiliary connecting sleeve 502, and three auxiliary fastening wire rings 9 are sleeved on the outer wall of the auxiliary connecting sleeve 502.
In this embodiment: the sealing performance between the lifting auxiliary pipe 501 and the auxiliary connecting sleeve 502 can be increased through the auxiliary sealing rubber pipe 503, and the three auxiliary fastening screw rings 9 are used for reinforcing the connection between the lifting auxiliary pipe 501 and the auxiliary connecting sleeve 502.
When the electronic expansion valve is used, the electronic expansion valve is composed of the throttle electronic expansion valve 1 and the throttle manual ball valve 3, pipelines are added, refrigerant fluid respectively enters the throttle electronic expansion valve 1 and the throttle manual ball valve 3 to be throttled and depressurized, the throttle electronic expansion valve 1 serves as a basic throttling element, the throttle manual ball valve 3 serves as an auxiliary throttling element, the specifications of the throttle manual ball valve 3 and the pipelines are determined according to the difference between the maximum deviation working condition capacity and the maximum capacity of the throttle electronic expansion valve 1, the parallel water pipes can be mutually detached through the main connecting assembly 4, the auxiliary connecting assembly 5 and the connecting branch pipe 6, the parallel distance can be changed, and the installation efficiency is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A throttle device with an electronic expansion valve and a manual valve connected in parallel is characterized by comprising;
the electronic throttle expansion valve (1), the outer wall of the electronic throttle expansion valve (1) extends outwards and is provided with two connecting pipes (2);
throttle mechanism locates on two connecting pipes (2), throttle mechanism includes throttle manual ball valve (3), main connecting subassembly (4), vice coupling assembling (5), connecting branch (6) and connecting bend (7), connecting branch (6) and one of them connecting pipe (2) communicate each other, connecting bend (7) and another one connecting pipe (2) communicate each other, throttle manual ball valve (3) through main connecting subassembly (4) and vice coupling assembling (5) respectively with connecting branch (6) and connecting bend (7) intercommunication.
2. The throttle device of the electronic expansion valve parallel manual valve according to claim 1, wherein: main coupling assembling (4) are responsible for (401) and main adapter sleeve (402) including going up and down, the one end and the manual ball valve of throttle (3) intercommunication of the person in charge (401) go up and down, the other end that goes up and down to be responsible for (401) slides and locates in main adapter sleeve (402).
3. The throttle device of the electronic expansion valve parallel manual valve according to claim 2, wherein: one end of the main connecting sleeve (402), which is far away from the lifting main pipe (401), is communicated with the connecting branch pipe (6).
4. The throttle device of the electronic expansion valve parallel manual valve according to claim 3, wherein: the lifting main pipe (401) and the main connecting sleeve (402) are embedded with a main sealing rubber pipe (403), and the outer wall of the main connecting sleeve (402) is sleeved with three main fastening wire rings (8).
5. The throttle device of the electronic expansion valve parallel manual valve according to claim 4, wherein: vice coupling assembling (5) are including going up and down looped pipeline (501) and vice adapter sleeve (502), the one end and the manual ball valve (3) intercommunication of throttle of vice looped pipeline (501) go up and down, the other end of going up and down looped pipeline (501) slides and locates in vice adapter sleeve (502).
6. The throttle device of the electronic expansion valve parallel manual valve according to claim 5, wherein: one end of the auxiliary connecting sleeve (502) far away from the lifting auxiliary pipe (501) is communicated with the connecting bent pipe (7).
7. The throttle device of the electronic expansion valve parallel manual valve according to claim 6, wherein: an auxiliary sealing rubber tube (503) is embedded between the lifting auxiliary tube (501) and the auxiliary connecting sleeve (502), and three auxiliary fastening screw rings (9) are sleeved on the outer wall of the auxiliary connecting sleeve (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220228433.2U CN217504047U (en) | 2022-01-27 | 2022-01-27 | Throttling device of electronic expansion valve parallel manual valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220228433.2U CN217504047U (en) | 2022-01-27 | 2022-01-27 | Throttling device of electronic expansion valve parallel manual valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217504047U true CN217504047U (en) | 2022-09-27 |
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ID=83344239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220228433.2U Active CN217504047U (en) | 2022-01-27 | 2022-01-27 | Throttling device of electronic expansion valve parallel manual valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217504047U (en) |
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2022
- 2022-01-27 CN CN202220228433.2U patent/CN217504047U/en active Active
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