CN206131548U - Throttle part and air conditioning system - Google Patents
Throttle part and air conditioning system Download PDFInfo
- Publication number
- CN206131548U CN206131548U CN201621197842.1U CN201621197842U CN206131548U CN 206131548 U CN206131548 U CN 206131548U CN 201621197842 U CN201621197842 U CN 201621197842U CN 206131548 U CN206131548 U CN 206131548U
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- check valve
- port
- throttle
- capillary tube
- throttle capillary
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Abstract
The utility model relates to a household electrical appliances field discloses a throttle part and air conditioning system, and the throttle parts include check valve (10), a throttle capillary tube (20) and the 2nd throttle capillary tube (30), and check valve (10) vertical setting has the case that can follow vertical orientation and move, and a throttle capillary tube (20) are parallelly connected with check valve (10), and the 2nd throttle capillary tube (30) are connected in the last port of the vertical orientation of check valve (10). When the lower extreme inflow of check valve is followed to the fluid, because the 2nd throttle capillary tube connects in the last port of the vertical orientation of check valve for when the fluid flow without crossing the 2nd throttle capillary tube throttle during through the check valve, pressure can not lose. Consequently, can have the gravity that sufficient pressure comes balanced case when needs upwards switch on the check valve, guarantee correct flow path of fluidic and required throttle mode to the stability that keeps air conditioning system.
Description
Technical field
This utility model is related to field of household appliances, in particular it relates to a kind of throttle part and air conditioning system.
Background technology
Within air-conditioning systems, generally arrange between high pressure valve 50 and condenser 40 by throttle capillary tube and the structure of check valve 10
Into throttle part.As shown in figure 1, check valve 10 is arranged straight up, i.e.,：It is single when fluid flows into check valve 10 from lower end
Turn on to valve 10；When fluid flows into check valve 10 from upper end, check valve 10 is closed.Wherein, check valve 10 has positioned at upper end
And first port A that communicates with each other and second port B and it is located at lower end and the 3rd port C that communicates with each other and the 4th port D,
Second throttle capillary tube 30 is connected between first port A and high pressure valve 50, and first throttle capillary tube 20 is connected to second port B
And the 4th between the D of port, the 3rd port C is connected to condenser 40.Under normal circumstances, during refrigeration, coolant flows out from condenser 40,
Jing the second throttle capillary tube 30 throttle after flow through check valve 10 (from the 3rd port C into and through the runner in check valve 10 from
First port A flow out) after flow to high pressure valve 50.But because check valve 10 is arranged straight up, its internal valve element is subject to gravity
Effect, thus when coolant enters check valve 10 from lower end, valve element is subject to gravity and refrigerant pressure upwards.Because coolant is entering
Enter through the throttling of the second throttle capillary tube 30 before check valve 10, refrigerant pressure has loss, thus may lead to not balance
The gravity of valve element, valve element may block in the hole in the runner of check valve 10, cause coolant to flow through check valve 10, but flow
Jing first throttles capillary tube 20 (enter from the 3rd port C, flow through the 4th port D, first throttle capillary tube 20 and second port B,
From first port A flow out) after flow to high pressure valve 50.Coolant is flowed through after first throttle capillary tube 20, increased throttling, will cause row
The temperature of trachea is affected and fluctuated, the stability of impact heat pump performance.
Utility model content
The purpose of this utility model is to provide a kind of throttle part, to guarantee the correct flowing of coolant, keeps the property of air-conditioning
Can be stable.
To achieve these goals, this utility model provides a kind of throttle part, wherein, the throttle part includes unidirectional
Valve, first throttle capillary tube and the second throttle capillary tube, the check valve is vertically arranged and with can vertically move
Valve element, the first throttle capillary tube is in parallel with the check valve, and second throttle capillary tube is connected to the check valve
Vertical direction upper port.
Preferably, the check valve is set to be turned on when fluid flows through straight up.
Preferably, the check valve is set to be turned on when fluid flows through straight down.
Preferably, the check valve includes first port and the second end for being located at the upper end of the check valve and communicating with each other
Mouthful and positioned at the lower end of the check valve and the 3rd port that communicates with each other and the 4th port, second throttle capillary tube connects
The first port is connected to, the two ends of the first throttle capillary tube are connected to the second port and the 4th port.
This utility model also provides a kind of air conditioning system, wherein, the air conditioning system includes condenser, high pressure valve and this reality
With new throttle part, the throttle part is arranged between the condenser and high pressure valve.
Preferably, the check valve is set to be turned on when fluid flows through straight up.
Preferably, the check valve includes first port and the second end for being located at the upper end of the check valve and communicating with each other
Mouthful and positioned at the lower end of the check valve and the 3rd port that communicates with each other and the 4th port, second throttle capillary tube connects
It is connected between the first port and the high pressure valve, the two ends of the first throttle capillary tube are connected to second end
Mouth and the 4th port, the 3rd port is connected to the condenser.
Preferably, the check valve is set to be turned on when fluid flows through straight down.
Preferably, the check valve includes first port and the second end for being located at the upper end of the check valve and communicating with each other
Mouthful and positioned at the lower end of the check valve and the 3rd port that communicates with each other and the 4th port, second throttle capillary tube connects
It is connected between the first port and the condenser, the two ends of the first throttle capillary tube are connected to second end
Mouth and the 4th port, the 3rd port is connected to the high pressure valve.
By above-mentioned technical proposal, when fluid is flowed into from the lower end of check valve, because the second throttle capillary tube is connected to
The upper port of the vertical direction of check valve, that is to say, that the second throttle capillary tube is on fluid flow direction positioned at check valve
Downstream so that when fluid flows through check valve without the second throttling capillary-compensated, pressure will not lose.Therefore, needing
Can have enough pressure carry out the gravity of balance valve core when turning on check valve upwards, it is ensured that the correct flow path of fluid and
Required throttle style, so as to keep the stability of air conditioning system.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Description of the drawings
Accompanying drawing is further understood to of the present utility model for providing, and constitutes a part for description, and following
Specific embodiment be used to explain this utility model together, but do not constitute to restriction of the present utility model.In the accompanying drawings：
Fig. 1 is the structural representation of the throttle part for illustrating prior art；
Fig. 2 is that the throttle part for illustrating a kind of embodiment of the present utility model arranges structural representation within air-conditioning systems
Figure；
Fig. 3 is to illustrate that the structure that the throttle part of another embodiment of the present utility model is arranged within air-conditioning systems is shown
It is intended to.
Description of reference numerals
10- check valves, 20- first throttle capillary tubies, the throttle capillary tubes of 30- second, 40- condensers, 50- high pressure valves, 60-
First filter, the filters of 70- second, A- first ports, B- second ports, the ports of C- the 3rd, the ports of D- the 4th.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described specific embodiment is merely to illustrate and explains this utility model, is not limited to this utility model.
In this utility model, in the case where contrary explanation is not made, the noun of locality for using such as " upper and lower, left and right " is generally
Refer to the upper and lower, left and right shown in refer to the attached drawing；" inside and outside " is referred to relative to the inside and outside of each part profile of itself.
According to one side of the present utility model, there is provided a kind of throttle part, wherein, the throttle part includes check valve
10th, the throttle capillary tube 30 of first throttle capillary tube 20 and second, the check valve 10 is vertically arranged and with can be along vertical side
To mobile valve element, the first throttle capillary tube 20 is in parallel with the check valve 10, and second throttle capillary tube 30 connects
In the upper port of the vertical direction of the check valve 10.
According to another aspect of the present utility model, there is provided a kind of air conditioning system, wherein, the air conditioning system includes condenser
40th, high pressure valve 50 and throttle part of the present utility model, the throttle part be arranged on the condenser 40 and high pressure valve 50 it
Between.
When fluid is flowed into from the lower end of check valve 10, because the second throttle capillary tube 30 is connected to the vertical of check valve 10
The upper port in direction, that is to say, that the second throttle capillary tube 30 is on fluid flow direction positioned at the downstream of check valve 10 so that
Throttle without the second throttle capillary tube 30 when fluid flows through check valve 10, pressure will not lose.Therefore, needing to lead upwards
There can be enough pressure carry out the gravity of balance valve core during logical check valve 10, it is ensured that the correct flow path of fluid and required
Throttle style, so as to keep the stability of air conditioning system.
Specifically, as shown in Figures 2 and 3, the check valve 10 includes being located at the upper end of the check valve 10 and connecting each other
Logical first port A and second port B and positioned at the lower end of the check valve 10 and the 3rd port C and the 4th that communicates with each other
Port D, second throttle capillary tube 30 is connected to first port A, the two ends difference of the first throttle capillary tube 20
It is connected to second port B and the 4th port D.
Wherein, as shown in Fig. 2 the check valve 10 could be arranged to be turned on when fluid flows through straight up.May be selected
Ground, as shown in figure 3, the check valve 10 could be arranged to be turned on when fluid flows through straight down.The conducting side of check valve 10
To can be according to throttle part installation settings within air-conditioning systems, the concrete concrete structure with reference to air conditioning system be carried out specifically
It is bright.
According to a kind of embodiment of the present utility model, as shown in Fig. 2 the check valve 10 be set to when fluid vertically to
Upper out-of-date conducting.In this embodiment, second throttle capillary tube 30 is connected to first port A and the height
Between pressure valve 50, the 3rd port C is connected to the condenser 40.As needed, can be in the port C of condenser 40 and the 3rd
Between pipeline on the first filter 60 is set, arrange second on the pipeline between the throttle capillary tube 30 of high pressure valve 50 and second
Filter 70, to remove pipeline in residual moisture and impurity.
(see flow direction shown in single arrow in Fig. 2) during refrigeration, coolant flows out from condenser 40, and the port C of Jing the 3rd enter unidirectional
Valve 10, due to throttling without the second throttle capillary tube 20, pressure does not lose, and can overcome the gravity of valve element by check valve 10
The valve element state that upwards jack-up turns on to check valve 10, coolant smoothly flows into second and throttles through check valve 10 from first port A
Capillary tube 30 (without first throttle capillary tube 20) simultaneously continues towards high pressure valve 50.
(flow to see double-head arrow in Fig. 2 Suo Shi) when heating, coolant flows out from high pressure valve 50, and the second throttle capillary tubes of Jing 30 are saved
Check valve 10 is flowed into from first port A after stream, the valve element of check valve 10 is blocked up in the presence of downward refrigerant pressure and gravity
The firmly hole of the internal channel of check valve 10, it is ensured that check valve 10 is closed, and coolant is from second port B Jing first throttles capillary tube the 20, the 4th
Port D, the 3rd port C flow out and flow to condenser 40.
No matter freeze and heat, coolant can be according to predetermined route and required throttle style flowing, it is ensured that empty
The stability of adjusting system.
According to another embodiment of the present utility model, as shown in figure 3, the check valve 10 is set to when fluid is vertical
Turn on when being downward through.In this embodiment, second throttle capillary tube 30 is connected to first port A and described
Between condenser 40, the 3rd port C is connected to the high pressure valve 50.As needed, can be in condenser 40 and second section
The first filter 60 is set on pipeline between stream capillary tube 30, is arranged on the pipeline between the port C of high pressure valve 50 and the 3rd
Second filter 70, to remove pipeline in residual moisture and impurity.
(see flow direction shown in single arrow in Fig. 3) during refrigeration, coolant flows out from condenser 40, and the second throttle capillary tubes of Jing 30 are saved
Enter check valve 10 from first port A after stream, the valve element of check valve 10 in the presence of downward refrigerant pressure and gravity to
Lower movement, it is ensured that check valve 10 is turned on, coolant smoothly flows to high pressure valve 50 through check valve 10 from the 3rd port C.
(flow to see double-head arrow in Fig. 3 Suo Shi) when heating, coolant flows out from high pressure valve 50, flow into from the 3rd port C unidirectional
Valve 10, because coolant is without throttling, pressure does not lose, and can overcome the gravity of valve element by the valve element of check valve 10 jack-up upwards
To the state that check valve 10 is closed so that coolant is from the 4th port D Jing first throttles capillary tubies 20, second port B, first port
A flows out and flows through and flow to condenser 40 after second section stream capillary tube 30.
Likewise, no matter freezing and heating, coolant can flow according to predetermined route and required throttle style, really
The stability of air conditioning system is protected.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this utility model is not limited
Detail in above-mentioned embodiment, in range of the technology design of the present utility model, can be to skill of the present utility model
Art scheme carries out various simple variants, and these simple variants belong to protection domain of the present utility model.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, this utility model is to each
Plant possible compound mode no longer separately to illustrate.
Additionally, combination in any can also be carried out between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (9)
1. a kind of throttle part, it is characterised in that the throttle part include check valve (10), first throttle capillary tube (20) and
Second throttle capillary tube (30), the check valve (10) is vertically arranged and with the valve element that can vertically move, described
First throttle capillary tube (20) is in parallel with the check valve (10), and second throttle capillary tube (30) is connected to the check valve
(10) upper port of vertical direction.
2. throttle part according to claim 1, it is characterised in that the check valve (10) be set to when fluid vertically to
Upper out-of-date conducting.
3. throttle part according to claim 1, it is characterised in that the check valve (10) be set to when fluid vertically to
Dirty out-of-date conducting.
4. the throttle part according to any one in claim 1-3, it is characterised in that the check valve (10) is including position
In the upper end of the check valve (10) and the first port (A) that communicates with each other and second port (B) and positioned at the check valve
(10) lower end and the 3rd port (C) that communicates with each other and the 4th port (D), second throttle capillary tube (30) is connected to institute
First port (A) is stated, the two ends of the first throttle capillary tube (20) are connected to the second port (B) and the 4th port
(D)。
5. a kind of air conditioning system, it is characterised in that the air conditioning system includes condenser (40), high pressure valve (50) and claim
Throttle part described in 1, the throttle part is arranged between the condenser (40) and high pressure valve (50).
6. air conditioning system according to claim 5, it is characterised in that the check valve (10) be set to when fluid vertically to
Upper out-of-date conducting.
7. air conditioning system according to claim 6, it is characterised in that the check valve (10) includes being located at the check valve
(10) upper end and the first port (A) that communicates with each other and second port (B) and positioned at the lower end of the check valve (10) and
The 3rd port (C) for communicating with each other and the 4th port (D), second throttle capillary tube (30) is connected to the first port
(A) and the high pressure valve (50) between, the two ends of the first throttle capillary tube (20) are connected to the second port (B)
With the 4th port (D), the 3rd port (C) is connected to the condenser (40).
8. air conditioning system according to claim 5, it is characterised in that the check valve (10) be set to when fluid vertically to
Dirty out-of-date conducting.
9. air conditioning system according to claim 8, it is characterised in that the check valve (10) includes being located at the check valve
(10) upper end and the first port (A) that communicates with each other and second port (B) and positioned at the lower end of the check valve (10) and
The 3rd port (C) for communicating with each other and the 4th port (D), second throttle capillary tube (30) is connected to the first port
(A) and the condenser (40) between, the two ends of the first throttle capillary tube (20) are connected to the second port (B)
With the 4th port (D), the 3rd port (C) is connected to the high pressure valve (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621197842.1U CN206131548U (en) | 2016-11-04 | 2016-11-04 | Throttle part and air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621197842.1U CN206131548U (en) | 2016-11-04 | 2016-11-04 | Throttle part and air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206131548U true CN206131548U (en) | 2017-04-26 |
Family
ID=58577402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621197842.1U Active CN206131548U (en) | 2016-11-04 | 2016-11-04 | Throttle part and air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206131548U (en) |
-
2016
- 2016-11-04 CN CN201621197842.1U patent/CN206131548U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |