CN110793244A - Throttling device, dismounting method thereof and air conditioner - Google Patents
Throttling device, dismounting method thereof and air conditioner Download PDFInfo
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- CN110793244A CN110793244A CN201911209898.2A CN201911209898A CN110793244A CN 110793244 A CN110793244 A CN 110793244A CN 201911209898 A CN201911209898 A CN 201911209898A CN 110793244 A CN110793244 A CN 110793244A
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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
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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
- F25B2500/00—Problems to be solved
- F25B2500/04—Clogging
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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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- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Valve Housings (AREA)
Abstract
A throttling device, a dismounting method thereof and an air conditioner are provided, wherein the throttling device comprises: the throttling main body is detachably connected with the high-pressure stop valve through a first connector and detachably connected with an internal and external machine connecting pipe structure through a second connector; wherein the throttle body comprises: the first throttle body and the second throttle body are detachable. The throttling device is integrally detachable, meanwhile, the throttling valve body is also detachable, a disassembly and assembly machine and a welding process are not needed, a refrigerant does not need to be discharged, liquid is directly collected and replaced, convenience and rapidness are realized, environmental protection and saving are realized, and the maintenance of the throttling device can be simply and rapidly realized; the specifications of the first throttle valve body and the second throttle valve body are adjustable, so that the specification setting of the throttle valve body can be realized according to the throttling requirement of a user, the applicability is wide, and the flow range is flexible and adjustable.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a throttling device, a dismounting method of the throttling device and an air conditioner.
Background
The throttle device in the existing air conditioner is used to control the circulation flow of the refrigerant, so that the refrigerant keeps a certain evaporation pressure in the evaporator and the maximum refrigerating capacity is exerted.
Usually throttling arrangement is the capillary subassembly, and the capillary subassembly welds in air conditioning system, has two changes in temperature capillary in the capillary subassembly, is used for the refrigerant flow regulation and control of refrigeration and heating respectively, and these two capillaries all weld in the system, and the condition of jam appears more easily, leads to entire system's jam from this, need demolish the capillary subassembly that has the problem this moment, just can accomplish the change. The process of removing the capillary assembly requires a machine to be disassembled, which is very costly and time consuming to maintain.
Disclosure of Invention
The invention solves the problems that: the existing throttling device cannot be rapidly disassembled and assembled after being blocked, and is inconvenient to maintain.
In order to solve the problems, the invention provides a throttling device, a dismounting method thereof and an air conditioner.
According to an aspect of the present invention, there is provided a throttle device 1 comprising: the throttling main body 12 is detachably connected with the high-pressure stop valve 2 through a first connector 11 and detachably connected with the internal and external machine connecting pipe structure 3 through a second connector 13; wherein the throttle body 12 comprises: a first throttle body 122 and a second throttle body 123 that are detachable.
On one hand, through arranging a first throttle body and a second throttle body which are detachable, in addition, the throttle body is arranged to respectively realize the detachable connection with the high-pressure stop valve 2 and the internal and external machine connecting pipe structure 3 through the two connectors of the first connector and the second connector, so that the whole throttle device 1 can be detached and also can be detached, therefore, when the throttle body is blocked in the throttle device 1, only a new throttle body needs to be replaced, the processes of assembling and disassembling machines (particularly an external air conditioner) and welding are not needed, a refrigerant does not need to be discharged, the liquid is directly collected and replaced, the operation is convenient and fast, the environment is protected, and the maintenance of the throttle device can be simply and quickly realized; on the other hand, the specifications of the first throttle body 122 and the second throttle body 123 which are replaced in the throttle body 12 are adjustable, so that the specification setting of the throttle body can be realized according to the throttling requirement of a user, the applicability is wide, and the flow range is flexible and adjustable. The throttling device is suitable for all cooling and heating machine types and is universal for all cooling and heating machine types below 3, and the interfaces of the refrigeration valve cores and the heating valve cores with different specifications only need to be replaced, so that the universality is very good.
In an embodiment of the present invention, during cooling, the first throttle body 122 serves as a throttling channel, and the second throttle body 123 serves as a channel only; in heating, the second throttle body 123 serves as a throttle passage, and the first throttle body 122 serves only as a passage.
By setting the positions of the first throttle body 122 and the second throttle body 123, the first throttle body 122 is used as a throttling channel and the second throttle body 123 is used as a channel only during cooling; during heating, the second throttle body 123 is used as a throttling channel, and the first throttle body 122 is only used as a channel, so that the flow of the refrigerant during cooling and heating flows in a channel penetrating through the first throttle body 122 and the second throttle body 123, the superposition of cooling and heating paths is realized, the structure is simplified, and the assembly efficiency is improved.
In an embodiment of the present invention, the throttle body 12 further includes: the joint body 121 is used for accommodating the first throttle body 122 and the second throttle body 123, the joint body 121 is detachably connected with the first connector 11, and the joint body 121 is detachably connected with the second connector 13.
Through setting up the structure that connects body 121 as holding first throttle valve body 122 and second throttle valve body 123, can protect the precision of first throttle valve body 122 and second throttle valve body 123 and not receive the influence of external environment on the one hand, on the other hand this connects body 121 as the carrier of first throttle valve body 122 and second throttle valve body 123, can directly realize the assembly with first connector 11 and second connector 13, avoided the throttle valve body directly to assemble the degree of difficulty that leads to or the influence to the throttle valve body.
In an embodiment of the present invention, the throttle body 12 has a passage therein, and the first throttle body 122 and the second throttle body 123 are detachably disposed on the passage.
In this embodiment, the first throttle body 122 and the second throttle body 123 are disposed on the passage inside the throttle body 12, for example, in one example, the first throttle body 122 is disposed on the left side inside the joint body 121, and the second throttle body 123 is disposed on the right side inside the joint body 121, so that the first throttle body 122 and the second throttle body 123 are integrally formed into a through passage, and the overlapping of the cooling and heating paths is realized, thereby simplifying the structure and improving the assembly efficiency.
In an embodiment of the present invention, a sealing member 124 is further disposed in the throttle body 12, and the sealing member 124 is disposed at least one end of the passage of the throttle body 12.
The sealing of the assembly connection is facilitated by the provision of the seal 124. In the embodiment, the assembly sealing performance between the joint body 121 in the throttle body 12 and the two throttle valves is improved, and the structural firmness is ensured.
In an embodiment of the present invention, a cooling throttle passage with controllable and adjustable flow rate is formed by arranging first throttle bodies 122 with different specifications; and/or a heating throttling passage with controllable and adjustable flow is formed by arranging a second throttling valve body 123 with different specifications.
Because the first throttle body and the second throttle body are detachably arranged in the throttle body 12, the specifications of the first throttle body 122 and/or the second throttle body 123 can be changed during replacement, and the flow regulation of the cooling throttle passage and/or the heating throttle passage is realized.
In an embodiment of the present invention, the first connector 11 includes: a copper container 111, located at one end of the first connector 11, for detachably connecting with the high-pressure stop valve 2; a switch gear 113 located at the other end of the first connector 11 and detachably connected to the throttle body 12; a connecting pipe 112 is arranged between the copper nano-tube 111 and the conversion nano-tube 113.
The copper receiving member 111 and the connecting pipe 112 of the first connector are used for detachably assembling and connecting with the high-pressure stop valve 2, and the switching receiving member 113 is used for detachably connecting with the throttle body 12, so that the throttle body 12 is detachably connected with the high-pressure stop valve 2 through the first connector 11.
In an embodiment of the present invention, the second connector 13 is connected to the throttle body 12 by a screw, and the first connector 11 is connected to the throttle body 12 by a screw.
In an embodiment of the invention, the first connector 11 and the high-pressure stop valve 2 are detachably connected in a threaded assembly mode, and the second connector 13 and the internal and external machine connecting pipe structure 3 are also detachably connected in a threaded assembly mode, so that the assembly mode saves a complicated welding process.
According to another aspect of the invention, a method for dismounting a throttling device is provided, and the dismounting method comprises the following steps: the first connecting joint 11 of the throttling device 1 is detached from the high-pressure stop valve 2; the second connector 13 of the throttling device 1 is detached from the internal and external machine connecting pipe structure 3; the throttling main body 12 of the throttling device 1 is detached from the first connecting head 11, and the throttling main body 12 is detached from the second connecting head 13; the first throttle body 122 and the second throttle body 123 in the throttle body 12 are disassembled;
the installation method comprises the following steps: mounting the first throttle body 122 and the second throttle body 123 inside the throttle body 12; installing two ends of a throttling main body 1 provided with a first throttling valve body 122 and a second throttling valve body 123 with a first connector 11 and a second connector 13 respectively to obtain a throttling device 1; the throttling device 1 is connected with the high-pressure stop valve 2 through a first connector 11 and connected with the inner and outer machine connecting pipe structure 3 through a second connector 13.
Through setting up the first throttle body 122 of detachable and second throttle body 123, in addition, set up throttle main part 12 through two connectors of first connector 11 and second connector 13 realize respectively with high pressure stop valve 2, the dismantlement of interior external machine connecting tube structure 3 is connected, make the dismouting process of throttling arrangement 1 convenient, swiftly, need not to carry out dismouting machine (especially the outer machine of air conditioner) and welded process, need not to put down the refrigerant, directly receive liquid and change throttle body (including at least one in first throttle body and the second throttle body), both convenient and fast, environmental protection is practiced thrift again, can realize throttle device's maintenance simply swiftly.
According to a further aspect of the present invention, there is provided an air conditioner comprising any one of the throttling devices 1 mentioned in the present invention.
On the one hand, the air conditioner is provided with the first throttle body 122 and the second throttle body 23 which are detachable, in addition, the throttle body 12 is arranged to be detachably connected with the high-pressure stop valve 2 and the internal and external machine connecting pipe structure 3 through the first connecting head 11 and the second connecting head 13, when a system is blocked, liquid is collected into an external machine condenser, the throttle device 1 is directly detached, and the first throttle body 122 and the second throttle body 123 are detached and replaced. The process of assembling and disassembling the machine (especially an air conditioner outdoor unit) and welding is not required, the refrigerant is not required to be discharged, the welding and disassembling machine is not required, the refrigerant is not required to be discharged, the convenience and the rapidness are realized, the environment is protected, the saving is realized, and the maintenance of the throttling device can be realized simply and rapidly; on the other hand, the specifications of the first throttle body 122 and the second throttle body 123 which are replaced in the throttle body 12 are adjustable, so that the specification setting of the throttle body can be realized according to the throttling requirement of a user, the applicability is wide, and the flow range is flexible and adjustable. The throttle valve cores for refrigeration and heating are mutually independent, and the specifications of the throttle valve cores and the throttle valve cores can be set according to requirements and are matched with the refrigeration and heating processes of the air conditioner. The throttling device is arranged in an air conditioner external unit accessory, does not need to be welded in a system, and is convenient for the system to be universal.
Drawings
Fig. 1 is a schematic structural diagram of a throttling device according to an embodiment of the present invention, in which a lower half portion of a central axis is a schematic sectional diagram, and a middle half portion of the central axis is a schematic three-dimensional structure diagram;
FIG. 2 is an exploded view of the throttle device shown in FIG. 1;
FIG. 3 is a schematic view of an assembled throttle device according to an embodiment of the present invention;
fig. 4 is an enlarged schematic view of a high pressure cut-off valve in the outdoor unit of the air conditioner shown in fig. 3;
fig. 5 is an enlarged schematic structural view of the internal and external machine connecting pipe structure shown in fig. 3, wherein the right side of the central axis is a schematic sectional view, and the left side is a schematic perspective structural view.
Description of reference numerals:
1-a throttling device;
11-a first connector;
111-copper nanoparticles; 112-connecting the pipe;
113-transforming the nano;
12-a throttle body;
121-a connector body; 122-a first throttle body;
123-a second throttle body; 124-a seal;
13-a second connector;
2-a high pressure stop valve;
21-thread;
3-inner and outer machine connecting pipe structure;
31-a connecting tube; 32-nut.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, specific embodiments accompanied with figures are described in detail below.
First embodiment
In a first exemplary embodiment of the present invention, a flow restriction device is provided.
Fig. 1 is a schematic structural diagram of a throttling device according to an embodiment of the present invention, in which a lower half portion of a central axis is a schematic sectional diagram, and a middle half portion of the central axis is a schematic three-dimensional structure diagram; FIG. 2 is an exploded view of the throttle device shown in FIG. 1; fig. 3 is an assembly view of a throttle device according to an embodiment of the present invention.
Referring to fig. 1 to 3, a throttle device 1 of the present invention includes: the throttling main body 12 is detachably connected with the high-pressure stop valve 2 through a first connector 11 and detachably connected with the internal and external machine connecting pipe structure 3 through a second connector 13; wherein the throttle body 12 comprises: a first throttle body 122 and a second throttle body 123 that are detachable.
In an embodiment of the present invention, during cooling, the first throttle body 122 serves as a throttling channel, and the second throttle body 123 serves as a channel only; in heating, the second throttle body 123 serves as a throttle passage, and the first throttle body 122 serves only as a passage.
For example, referring to fig. 1, during cooling, a refrigerant for heating enters the throttle body 12 through the first connection head 11, throttling is achieved in the first throttle body 122, the throttled refrigerant continues to flow along the second throttle body 123, at this time, the first throttle body 122 serves as a throttling channel, and the second throttle body 123 serves as only a channel, and then flows to the internal and external machine connection pipe structure 3 through the second connection head 13; similarly, during heating, the refrigerant for heating enters the throttle body 12 through the second connector 13, throttling is achieved in the second throttle body 123, the throttled refrigerant continues to flow along the first throttle body 122, at this time, the second throttle body 123 serves as a throttling channel, and the first throttle body 122 serves as a channel only, and then flows to the high-pressure stop valve 2 through the first connector 11.
By setting the positions of the first throttle body 122 and the second throttle body 123, the first throttle body 122 is used as a throttling channel and the second throttle body 123 is used as a channel only during cooling; during heating, the second throttle body 123 is used as a throttling channel, and the first throttle body 122 is only used as a channel, so that the flow of the refrigerant during cooling and heating flows in a channel penetrating through the first throttle body 122 and the second throttle body 123, the superposition of cooling and heating paths is realized, the structure is simplified, and the assembly efficiency is improved.
In an embodiment of the present invention, referring to fig. 1, the throttle body 12 further includes: the joint body 121 is used for accommodating the first throttle body 122 and the second throttle body 123, the joint body 121 is detachably connected with the first connector 11, and the joint body 121 is detachably connected with the second connector 13.
Through setting up the structure that connects body 121 as holding first throttle valve body 122 and second throttle valve body 123, can protect the precision of first throttle valve body 122 and second throttle valve body 123 and not receive the influence of external environment on the one hand, on the other hand this connects body 121 as the carrier of first throttle valve body 122 and second throttle valve body 123, can directly realize the assembly with first connector 11 and second connector 13, avoided the throttle valve body directly to assemble the degree of difficulty that leads to or the influence to the throttle valve body.
In an embodiment of the present invention, referring to fig. 1 and 2, the throttle body 12 has a passage therein, and the first throttle body 122 and the second throttle body 123 are detachably disposed on the passage.
In this embodiment, the first throttle body 122 and the second throttle body 123 are disposed on the passage inside the throttle body 12, for example, in one example, the first throttle body 122 is disposed on the left side inside the joint body 121, and the second throttle body 123 is disposed on the right side inside the joint body 121, so that the first throttle body 122 and the second throttle body 123 are integrally formed into a through passage, and the overlapping of the cooling and heating paths is realized, thereby simplifying the structure and improving the assembly efficiency.
In an embodiment of the present invention, referring to fig. 2, a sealing member 124 is further disposed in the throttle body 12, and the sealing member 124 is disposed at least one end of the passage of the throttle body 12.
The sealing of the assembly connection is facilitated by the provision of the seal 124. In the embodiment, the assembly sealing performance between the joint body 121 in the throttle body 12 and the two throttle valves is improved, and the structural firmness is ensured. In one example, the seal 124 is a seal ring.
In an embodiment of the present invention, a cooling throttle passage with controllable and adjustable flow rate is formed by arranging first throttle bodies 122 with different specifications; and/or a heating throttling passage with controllable and adjustable flow is formed by arranging a second throttling valve body 123 with different specifications.
Because the first throttle body 122 and the second throttle body 123 are detachably arranged in the throttle body 12, the specifications of the first throttle 122 and/or the second throttle 123 can be changed when the throttle body is replaced, and the flow regulation of the cooling throttle passage and/or the heating throttle passage is realized.
The meaning of "and/or" here is: the specification of only the first throttle body 122 is changed, or the specification of only the second throttle body 123 is changed, or the specifications of both the first throttle body 122 and the second throttle body 123 are changed. The first throttle body 122 and the second throttle body 123 are independent of each other.
In an embodiment of the present invention, referring to fig. 2, the first connector 11 includes: a copper container 111, located at one end of the first connector 11, for detachably connecting with the high-pressure stop valve 2; a switch gear 113 located at the other end of the first connector 11 and detachably connected to the throttle body 12; a connecting pipe 112 is arranged between the copper nano-tube 111 and the conversion nano-tube 113.
The copper receiving member 111 and the connecting pipe 112 of the first connector are used for detachably assembling and connecting with the high-pressure stop valve 2, and the switching receiving member 113 is used for detachably connecting with the throttle body 12, so that the throttle body 12 is detachably connected with the high-pressure stop valve 2 through the first connector 11.
In an embodiment of the present invention, referring to fig. 2, the second connector 13 is connected to the throttle body 12 by a screw thread, and the first connector 11 is connected to the throttle body 12 by a screw thread.
Fig. 4 is an enlarged schematic view of a high pressure cut-off valve in the outdoor unit of the air conditioner shown in fig. 3; fig. 5 is an enlarged schematic structural view of the internal and external machine connecting pipe structure shown in fig. 3, wherein the right side of the central axis is a schematic sectional view, and the left side is a schematic perspective structural view.
In an embodiment of the invention, the first connector 11 and the high-pressure stop valve 2 are detachably connected in a threaded assembly mode, and the second connector 13 and the internal and external machine connecting pipe structure 3 are also detachably connected in a threaded assembly mode, so that the assembly mode saves a complicated welding process. For example, referring to fig. 4, a thread 21 is provided at a connection portion of the high-pressure stop valve 2 and the first connector 11, and an internal thread may be provided at the first connector 11, and the internal thread is matched with the thread 21 of the high-pressure stop valve, so that the first connector 11 and the high-pressure stop valve 2 are detachably connected in a thread assembly manner; referring to fig. 5, the internal and external machine connecting pipe structure 3 includes: connecting pipe 31 and nut 32, second connector 13 set up the external screw thread, matches through the nut 32 in external screw thread and the interior external machine connecting pipe structure 3, makes second connector 13 also realizes dismantling the connection through the form of screw assembly with interior external machine connecting pipe structure 3.
In summary, on one hand, the throttle device is provided with the detachable first throttle body 122 and the detachable second throttle body 123, and in addition, the throttle body 12 is provided to respectively realize detachable connection with the high-pressure stop valve 2 and the internal and external machine connecting pipe structure 3 through the two connectors, namely the first connector 11 and the second connector 13, so that the whole throttle device 1 can be detached and the throttle body can be detached at the same time, therefore, when the throttle body is blocked, the throttle body 1 only needs to be replaced by a new throttle body, a machine for dismounting (especially an external air conditioner) and a welding process are not needed, a refrigerant does not need to be discharged, the liquid is directly collected and replaced, convenience and rapidness are realized, environmental protection and saving are realized, and the maintenance of the throttle device can be simply and rapidly realized; on the other hand, the specifications of the first throttle body 122 and the second throttle body 123 which are replaced in the throttle body 12 are adjustable, so that the specification setting of the throttle body can be realized according to the throttling requirement of a user, the applicability is wide, and the flow range is flexible and adjustable. The throttling device is suitable for all cooling and heating machine types and is universal for all cooling and heating machine types below 3, only the refrigerating valve cores and the heating valve core interfaces (namely the first heating valve body and the second heating valve body) with different specifications are required to be replaced, and the universality is very good.
Second embodiment
In a second exemplary embodiment of the present invention, a method of attaching and detaching a throttle device is provided.
In this embodiment, the method for dismounting the throttling device includes:
step S211: the first connecting joint 11 of the throttling device 1 is detached from the high-pressure stop valve 2;
step S212: the second connector 13 of the throttling device 1 is detached from the internal and external machine connecting pipe structure 3;
step S213: the throttling main body 12 of the throttling device 1 is detached from the first connecting head 11, and the throttling main body 12 is detached from the second connecting head 13; and
step S214: the first throttle body 122 and the second throttle body 123 in the throttle body 12 are disassembled.
The installation method of the throttling device comprises the following steps:
step S221: mounting the first throttle body 122 and the second throttle body 123 inside the throttle body 12;
step S222: installing two ends of a throttling main body 1 provided with a first throttling valve body 122 and a second throttling valve body 123 with a first connector 11 and a second connector 13 respectively to obtain a throttling device 1; and
step S223: the throttling device 1 is connected with the high-pressure stop valve 2 through a first connector 11 and connected with the inner and outer machine connecting pipe structure 3 through a second connector 13.
Through setting up the first throttle body 122 of detachable and second throttle body 123, in addition, set up throttle main part 12 through two connectors of first connector 11 and second connector 13 realize respectively with high pressure stop valve 2, the dismantlement of interior external machine connecting tube structure 3 is connected, make the dismouting process of throttling arrangement 1 convenient, swiftly, need not to carry out dismouting machine (especially the outer machine of air conditioner) and welded process, need not to put down the refrigerant, directly receive liquid and change throttle body (including at least one in first throttle body and the second throttle body), both convenient and fast, environmental protection is practiced thrift again, can realize throttle device's maintenance simply swiftly.
Third embodiment
In a third exemplary embodiment of the present disclosure, there is provided an air conditioner including any one of the throttle devices 1 mentioned in the present invention.
On the one hand, the air conditioner is provided with the first throttle body 122 and the second throttle body 123 which are detachable, in addition, the throttle body 12 is arranged to be detachably connected with the high-pressure stop valve 2 and the internal and external machine connecting pipe structure 3 through the first connecting head 11 and the second connecting head 13, when a system is blocked, liquid is collected into an external machine condenser, the throttle device 1 is directly detached, and the first throttle body 122 and the second throttle body 123 are detached and replaced. The process of assembling and disassembling the machine (especially an air conditioner outdoor unit) and welding is not required, the refrigerant is not required to be discharged, the welding and disassembling machine is not required, the refrigerant is not required to be discharged, the convenience and the rapidness are realized, the environment is protected, the saving is realized, and the maintenance of the throttling device can be realized simply and rapidly; on the other hand, the specifications of the first throttle body 122 and the second throttle body 123 which are replaced in the throttle body 12 are adjustable, so that the specification setting of the throttle body can be realized according to the throttling requirement of a user, the applicability is wide, and the flow range is flexible and adjustable. The throttle valve cores for refrigeration and heating are mutually independent, and the specifications of the throttle valve cores and the throttle valve cores can be set according to requirements and are matched with the refrigeration and heating processes of the air conditioner. The throttling device is arranged in an air conditioner external unit accessory, does not need to be welded in a system, and is convenient for the system to be universal.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (11)
1. A flow restriction device, comprising: the throttling main body (12) is detachably connected with the high-pressure stop valve (2) through a first connector (11) and detachably connected with the internal and external machine connecting pipe structure (3) through a second connector (13); wherein the throttle body (12) comprises: a first throttle body (122) and a second throttle body (123) which are detachable.
2. The throttle device according to claim 1, characterized in that, in cooling, the first throttle body (122) functions as a throttle passage and the second throttle body (123) functions only as a passage; during heating, the second throttle body (123) serves as a throttle passage, and the first throttle body (122) serves only as a passage.
3. A throttle device according to claim 1 or 2 characterized in that the throttle body (12) further comprises: the connector body (121), the connector body (121) is used for holding the first throttle valve body (122) and the second throttle valve body (123), the connector body (121) is detachably connected with the first connector (11), and the connector body (121) is detachably connected with the second connector (13).
4. A throttle device according to claim 3 characterized in that the throttle body (12) has a passage therein, and the first throttle body (122) and the second throttle body (123) are detachably provided to the passage.
5. A throttle device as set forth in claim 4 characterized in that a seal (124) is also disposed within the throttle body (12), said seal (124) being disposed at least one end of the throttle body (12) passage.
6. Throttling device according to claim 2, characterized in that a flow-controllably adjustable refrigeration throttling channel is formed by providing first throttle bodies (122) of different specifications; and/or a heating throttling channel with controllable and adjustable flow is formed by arranging second throttling valve bodies (123) with different specifications.
7. A throttle device according to claim 1, characterized in that the first connecting head (11) comprises: the copper nano-tube (111) is positioned at one end of the first connecting head (11) and is used for being detachably connected with the high-pressure stop valve (2); the switching nano-device (113) is positioned at the other end of the first connecting head (11) and is used for being detachably connected with the throttling main body (12); a connecting pipe (112) is arranged between the copper nano-tube (111) and the conversion nano-tube (113).
8. A throttle device according to claim 1, characterized in that the second connector (13) is screwed to the throttle body (12) and the first connector (11) is screwed to the throttle body (12).
9. A dismounting method of a throttle device according to any of claims 1-8, characterized in that the dismounting method comprises: disassembling a first connecting head (11) of the throttling device (1) and a high-pressure stop valve (2); disassembling a second connector (13) of the throttling device (1) and an internal and external machine connecting pipe structure (3); detaching a throttling main body (12) of a throttling device (1) from the first connecting head (11), and detaching the throttling main body (12) from the second connecting head (13); the first throttle body (122) and the second throttle body (123) in the throttle body (12) are removed.
10. A method of installing a throttle device according to any one of claims 1-8, characterized in that the method of installing comprises: installing a first throttle body (122) and a second throttle body (123) inside a throttle body (12); installing two ends of a throttling main body (1) provided with a first throttling valve body (122) and a second throttling valve body (123) with a first connector (11) and a second connector (13) respectively to obtain a throttling device (1); the throttling device (1) is connected with the high-pressure stop valve (2) through a first connector (11) and is connected with the internal and external machine connecting pipe structure (3) through a second connector (13).
11. An air conditioner characterized by comprising the throttle device according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209898.2A CN110793244B (en) | 2019-11-29 | 2019-11-29 | Throttling device, dismounting method thereof and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209898.2A CN110793244B (en) | 2019-11-29 | 2019-11-29 | Throttling device, dismounting method thereof and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110793244A true CN110793244A (en) | 2020-02-14 |
| CN110793244B CN110793244B (en) | 2023-05-19 |
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| CN211177534U (en) * | 2019-11-29 | 2020-08-04 | 宁波奥克斯电气股份有限公司 | Throttling device and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4074693A (en) * | 1976-07-26 | 1978-02-21 | The W. A. Kates Company | Readily disassembleable fluid flow rate controller |
| US20070251265A1 (en) * | 2006-04-28 | 2007-11-01 | Denso Corporation | Piping structure with inner heat exchanger and refrigeration cycle device having the same |
| CN201259359Y (en) * | 2008-06-18 | 2009-06-17 | 广东恒基金属制品实业有限公司 | Two-way throttling valve capable of assembly and disassembly |
| CN102135353A (en) * | 2010-01-22 | 2011-07-27 | 乐金电子(天津)电器有限公司 | Throttling device of air conditioner |
| US20120036884A1 (en) * | 2010-08-12 | 2012-02-16 | Yongnam Ahn | Expansion valve and air conditioner for vehicles having the same |
| JP2017078528A (en) * | 2015-10-19 | 2017-04-27 | 三菱電機株式会社 | Thermostatic expansion valve |
| CN107036342A (en) * | 2017-04-19 | 2017-08-11 | 海信（广东）空调有限公司 | A kind of throttle valve adjustment device, debugging system and adjustment method |
| CN108088130A (en) * | 2017-12-12 | 2018-05-29 | 海信（山东）空调有限公司 | Throttle valve gear and air conditioner |
| CN209512174U (en) * | 2018-08-28 | 2019-10-18 | 重庆凝璀制冷设备制造有限公司 | A kind of refrigeration air-conditioner throttling set |
| CN109855335A (en) * | 2018-11-30 | 2019-06-07 | 青岛海尔空调器有限总公司 | Bidirectional throttling valve for air conditioner and the air conditioner with it |
| CN211177534U (en) * | 2019-11-29 | 2020-08-04 | 宁波奥克斯电气股份有限公司 | Throttling device and air conditioner |
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|---|---|
| CN110793244B (en) | 2023-05-19 |
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