CN206944540U - A kind of knockout - Google Patents
A kind of knockout Download PDFInfo
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- CN206944540U CN206944540U CN201720436022.1U CN201720436022U CN206944540U CN 206944540 U CN206944540 U CN 206944540U CN 201720436022 U CN201720436022 U CN 201720436022U CN 206944540 U CN206944540 U CN 206944540U
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Abstract
The utility model discloses a kind of knockout, solve the problems, such as that refrigerant distribution is uneven, the technical scheme for solving the problem mainly includes one-level liquid-dividing head and two level liquid-dividing head, one-level liquid-dividing head includes one-level liquid-dividing head and two level liquid-dividing head, one-level liquid-dividing head includes the one-level liquid separation chamber connected with feed tube and multiple one-level drain pipes connected with one-level liquid separation chamber, the two level liquid-dividing head includes connector, two level liquid separation chamber and multiple two level drain pipes connected with two level liquid separation chamber, connector is connected to one-level drain pipe, two level liquid separation chamber is communicated in one-level drain pipe, two level drain pipe surrounds the axis distribution of corresponding one-level drain pipe.One-level liquid-dividing head carries out further liquid separation by two level liquid-dividing head again after completing a liquid separation in the utility model, reduce the quantity of one-level liquid-dividing head upper level drain pipe, adjacent one-level drain pipe the distance between it is excessively near and weld inconvenience, the size of one-level liquid separation chamber is reduced, ensures the uniformity that knockout is distributed refrigerant.
Description
Technical field
Liquid-dividing head technical field is the utility model is related to, specially a kind of knockout.
Background technology
Air-conditioning and refrigerating field have all used liquid-dividing head, and liquid-dividing head mainly evenly distributes to refrigerant, if liquid-dividing head
Cause some shunting system refrigerant distributions excessive or very few when distributing uneven, when refrigerant distribution is excessive, the easy frosting of evaporator,
It can not evaporate completely, so that going out evaporator with liquid stream, when refrigerant distribution is very few, it is impossible to make full use of the heat transfer of evaporator
Area, so as to which refrigerating capacity declines, easily trigger absorbing gas belt liquid, influence performance of refrigerant systems and reliability, so liquid-dividing head
Liquid separation ability and effect greatly influence the reliability of whole refrigeration system, and the existing liquid-dividing head of in the market, which typically uses, once to be divided
Liquid, i.e. separating tube connect with a liquid separation chamber, and when separating tube quantity is more, the spacing between each separating tube is too small, no
Only welding processing inconvenience, and easily occur welding blocking up and trigger liquid separation uneven, generally liquid separation chamber is done greatly to solve the above problems,
But excessive liquid separation chamber reduces the uniformity of liquid-dividing head distribution again.
The content of the invention
The utility model purpose to be reached just is to provide a kind of knockout, and the distribution of its refrigerant is more uniform.
In order to achieve the above object, the utility model adopts the following technical scheme that：A kind of knockout, including one-level liquid-dividing head
With two level liquid-dividing head, one-level liquid-dividing head include the one-level liquid separation chamber that is connected with feed tube and it is multiple connected with one-level liquid separation chamber one
Level drain pipe, the two level liquid-dividing head go out liquid including connector, two level liquid separation chamber and multiple two levels connected with two level liquid separation chamber
Pipe, connector are connected to one-level drain pipe, and two level liquid separation chamber is communicated in one-level drain pipe, and two level drain pipe surrounds corresponding one-level
The axis distribution of drain pipe.
Further, the one-level drain pipe on the one-level liquid-dividing head is provided with least two, and each one-level drain pipe
Caliber size it is identical, the two level drain pipe on two level liquid-dividing head is at least provided with 3, and the bore of each two level drain pipe is big
It is small identical.
Further, the one-level drain pipe is uniformly distributed around the axis of one-level liquid separation chamber.
Further, the two level drain pipe is uniformly distributed around the axis of two level liquid separation chamber.
Further, the two level liquid separation intracavitary is provided with restrictor ring, and the liquid of one-level drain pipe outflow passes through restrictor ring
Restriction flows to each two level drain pipe.
Further, the angle α between the axis and one-level drain pipe of the one-level liquid separation chamber is 18 °~22 °.
Further, the one-level liquid separation chamber is blind hole structure, and the entrance of one-level drain pipe is located at the bottom of one-level liquid separation chamber
Wall, the bottom wall of one-level liquid separation chamber are provided with the one-level diversion division between each one-level drain pipe, and one-level diversion division is provided with and one
The one-level guide face of the inner tubal wall connection of level drain pipe, the angle γ of the axis of one-level guide face and one-level liquid separation chamber for 28 °~
35°。
Further, the angle β of the axis of the two level liquid separation chamber and the axis of two level drain pipe is 23 °~27 °.
Further, the two level liquid separation chamber is blind hole structure, and the entrance of two level drain pipe is located at the bottom of two level liquid separation chamber
Wall, the bottom wall of two level liquid separation chamber are provided with the two level diversion division between each two level drain pipe, and two level diversion division is provided with and two
The angle theta of the two level guide face of the inwall connection of level drain pipe, two level guide face and the axis of two level liquid separation chamber is 28 °~35 °.
Further, the sectional area of the entrance of the one-level liquid separation chamber is more than the discharge area with all one-level drain pipes
Sum.
After adopting the above technical scheme, the utility model has the following advantages that：
1st, on the one hand, knockout includes an one-level liquid-dividing head and multiple two level liquid-dividing heads, and multiple two level liquid-dividing heads are in parallel
In on one-level liquid-dividing head, so as to which the liquid in feed tube is formed into multiple liquid separation branch roads by liquid separation twice, i.e., by a fraction
The refrigerant that liquid head completes a liquid separation carries out further liquid separation by two level liquid-dividing head again, so as to reduce on one-level liquid-dividing head
The quantity of one-level drain pipe, not only avoid adjacent one-level drain pipe the distance between it is excessively near and be unfavorable for welding, and protecting
Under conditions of demonstrate,proving liquid separation quantity, the size of one-level liquid separation chamber is reduced, it is uniform to be further ensured that knockout is distributed refrigerant
Degree；On the other hand, one-level liquid-dividing head and multiple two level liquid-dividing heads are split part, and separately machined later two level liquid-dividing head is attached to
One-level drain pipe forms the knockout with multistage liquid separation function, easy to process, is easily changed；Finally, positioned at same two fraction
Two level drain pipe on liquid head is distributed around one-level drain pipe, under conditions of meeting liquid separation quantity, reduces whole liquid separation
The size of device diametrically, meanwhile, beneficial to refrigerant in two level liquid-dividing head it is evenly distributed.
2nd, the caliber size of each one-level drain pipe is identical, so as to flow out the amount of refrigerant from each one-level drain pipe more
It is close, that is, the distribution effects of one-level liquid-dividing head is improved, two level drain pipe is at least provided with 3 on each two level liquid-dividing head, not only
Ensure the liquid separation quantity of knockout, and ensure the welding space between each two level drain pipe, and each two level drain pipe
Caliber size it is identical, so as to from each two level drain pipe outflow refrigerant amount be more nearly, that is, improve two level liquid-dividing head
Distribution effects, meanwhile, it is identical with the bore of the drain pipe of one-level not only to facilitate processing, and facilitate connector to be attached to one-level
It is versatile on drain pipe.
3rd, one-level drain pipe is uniformly distributed around the axis of one-level liquid separation chamber.So as to set the one-level liquid separation of one-level drain pipe
The outside of head has the multiple two level liquid-dividing heads of enough space mountings, avoids interfering between two level liquid-dividing head.
4th, two level drain pipe is uniformly distributed around the axis of two level liquid separation chamber, ensures the uniform liquid separation of two level liquid-dividing head, meanwhile,
Reduce space-consuming of the connector on the outside of the outlet of one-level drain pipe, to set more two level liquid-dividing heads.
5th, two level liquid separation intracavitary is provided with restrictor ring, is flowed to after the restriction that one-level drain pipe trickle passes through restrictor ring each
Individual two level drain pipe, restrictor ring reduce the system pressure difference of whole liquid separation system, reduce compressor as decompression distributor gear
Load.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the sectional view of knockout in embodiment one；
Fig. 2 is the sectional view of one-level liquid-dividing head in embodiment one；
Fig. 3 is the sectional view of two level liquid-dividing head in embodiment one；
Fig. 4 is the enlarged drawing at A in Fig. 3.
Embodiment
In the utility model, one-level drain pipe corresponding to two level drain pipe refers to the two level liquid-dividing head where two level drain pipe
The one-level drain pipe of connection.
Embodiment one：
The present embodiment provides a kind of knockout, as shown in figure 1, including one-level liquid-dividing head 1 and two level liquid-dividing head 2, a fraction
Liquid first 1 includes the one-level liquid separation chamber 11 connected with feed tube 3 and multiple one-level drain pipes 12 connected with one-level liquid separation chamber 11, institute
Stating two level liquid-dividing head 2 includes connector 20, two level liquid separation chamber 21 and multiple two level drain pipes 22 connected with two level liquid separation chamber 21,
Connector 20 is connected to one-level drain pipe 12, and two level liquid separation chamber 21 is communicated in one-level drain pipe 12, two level drain pipe 22 around pair
The axis distribution for the one-level drain pipe 12 answered.
On the one hand, knockout includes an one-level liquid-dividing head 1 and multiple two level liquid-dividing heads 2, and multiple two level liquid-dividing heads 2 are in parallel
In on one-level liquid-dividing head 1, so as to which the liquid in feed tube 3 is formed into multiple liquid separation branch roads by liquid separation twice, i.e., by one-level
The refrigerant that liquid-dividing head 1 completes a liquid separation carries out further liquid separation by two level liquid-dividing head 2 again, so as to reduce one-level liquid separation
The quantity of first 1 upper level drain pipe 12, not only avoid adjacent one-level drain pipe 12 the distance between it is excessively near and be unfavorable for welding,
And under conditions of liquid separation quantity is ensured, the size of one-level liquid separation chamber 11 is reduced, is further ensured that knockout to refrigerant
The uniformity of distribution；On the other hand, one-level liquid-dividing head 1 and multiple two level liquid-dividing heads 2 are split part, separately machined later two level
Liquid-dividing head 2 is attached to one-level drain pipe 12 and forms the knockout with multistage liquid separation function, easy to process, is easily changed；Finally,
Two level drain pipe 22 on same two level liquid-dividing head 2 is distributed around one-level drain pipe 12, so as to meet the bar of liquid separation quantity
Under part, reduce the size of whole knockout diametrically, meanwhile, beneficial to refrigerant in two level liquid-dividing head 2 it is evenly distributed.
One-level drain pipe 12 on one-level liquid-dividing head 1 is provided with least two, such as two, three etc., and each one
The caliber size of level drain pipe 12 is identical, so as to be more nearly from the amount of each one-level drain pipe 12 outflow refrigerant, that is, improves
The distribution effects of one-level liquid-dividing head 1, the two level drain pipe 22 on two level liquid-dividing head 2 is at least provided with 3, each two level liquid-dividing head
The quantity of two level drain pipe 22 preferably 3 on 2,4 and 5, not only ensure the liquid separation quantity of two level liquid-dividing head 2, and ensure
Welding space between each two level drain pipe 22, and the caliber size of each two level drain pipe 22 is identical, so as to from each
The amount that two level drain pipe 22 flows out refrigerant is more nearly, that is, improves the distribution effects of two level liquid-dividing head 2, meanwhile, same to one-level
Drain pipe bore it is identical not only facilitate processing, and facilitate connector 20 to be attached on one-level drain pipe 12, it is versatile.
One-level liquid separation chamber 11 is blind hole structure, and the entrance of one-level drain pipe 12 is located at the bottom wall of one-level liquid separation chamber 11, ensures
Liquid in one-level liquid separation chamber 11 enters in each one-level drain pipe 12 simultaneously, ensures the refrigerant flowed out in one-level drain pipe 12
Equivalent, that is, improve the distribution effects of one-level liquid-dividing head 1, the angle between the axis and one-level drain pipe 12 of one-level liquid separation chamber 11
α is 18 °~22 ° preferably 18 °, 20 ° and 22 ° of wherein α.Not only ensure that each one-level drain pipe 12 has on one-level liquid-dividing head 1
Enough welding spaces, beneficial to evenly distributing for refrigerant, and under conditions of knockout length is ensured, reduce knockout
Width, that is, avoid one-level drain pipe 12 excessively scattered in the outside of one-level liquid separation chamber 11 and add the radial dimension of knockout.
Two level liquid separation chamber 21 is blind hole structure, and the entrance of two level drain pipe 22 is located at the bottom wall of two level liquid separation chamber 21, ensures
Liquid in two level liquid separation chamber 21 enters in each two level drain pipe 22 simultaneously, ensures the refrigerant flowed out in two level drain pipe 22
Equivalent, that is, improve the distribution effects of two level liquid-dividing head 2, the folder of the axis of two level liquid separation chamber 21 and the axis of two level drain pipe 22
Angle beta is 23 °~27 °, preferably 23 ° of wherein β, 25 °, 27 °, not only ensures that two level drain pipe 22 has foot on two level liquid-dividing head 2
Enough welding spaces, beneficial to evenly distributing for refrigerant, and for avoiding two level drain pipe 22 relative with two level liquid separation chamber 21
Angle of release is spent big and increases the radial dimension of whole knockout.
In the present embodiment, one-level drain pipe 12 is uniformly distributed around the axis of one-level liquid separation chamber 11.So as to set one-level to go out
The outside of the one-level liquid-dividing head 1 of liquid pipe 12 has the multiple two level liquid-dividing heads 2 of enough space mountings, avoid two level liquid-dividing head 2 it
Between interfere, in the present embodiment, the exit of one-level drain pipe 12 is provided with link slot 13, and connector 20 stretches into link slot
13 are sealedly attached to one-level drain pipe 12, so as to add connector 20 and the contact surface of one-level drain pipe 12 in the mounting direction
Product, ensure one-level drain pipe 12 and the connection stability and reliability of connector 20, and connector 20 stretches into link slot 13 and pacified
Dress, connector 20 is avoided to take the outer space of one-level drain pipe 12, it is compacter beneficial to the structure of whole knockout.
Two level drain pipe 22 is uniformly distributed around the axis of two level liquid separation chamber 21, ensures the 2 uniform liquid separation of two level liquid-dividing head, together
When, reduce space-consuming of the connector 20 on the outside of the outlet of one-level drain pipe 12, to set more two level liquid-dividing heads 2.
Restrictor ring 4 is provided with two level liquid separation chamber 21, the liquid that one-level drain pipe 12 flows out flows to each after the restriction by restrictor ring 4
Two level drain pipe 22, restrictor ring 4 reduce the system pressure difference of whole liquid separation system, reduce compression as decompression distributor gear
The load of machine.In the present embodiment, two level liquid separation chamber 21 is shoulder hole, and restrictor ring 4 is contacted on step 211, realizes that restrictor ring 4 is pacified
The positioning of dress, restrictor ring 4 is avoided to be acted on and move by pressure at both sides, reliability is higher.
The bottom wall of one-level liquid separation chamber 11 is provided with the one-level diversion division 14 between each one-level drain pipe 12, one-level water conservancy diversion
Portion 14 is provided with the one-level guide face 141 being connected with the inner tubal wall of one-level drain pipe 12, and one-level diversion division 14 is located at one-level liquid separation chamber
In 11, guiding refrigerant flowed to respectively along one-level guide face 141 corresponding in one-level drain pipe 12, improve one-level liquid-dividing head 1
Liquid separation efficiency, in the present embodiment, the angle γ of one-level guide face 141 and the axis of one-level liquid separation chamber 11 is 28 °~35 °, its
Preferably 30 ° of middle γ, 33 ° and 35 °, so as to which the angle γ of one-level guide face 141 and the axis of one-level liquid separation chamber 11 goes out more than one-level
The axial angle α of liquid pipe 12 and one-level liquid separation chamber 11, promote refrigerant in one-level liquid separation chamber 11 to one-level drain pipe 12
Entrance is assembled, and ensures the entrance of one-level drain pipe 12 and has enough refrigerants, and the continuous flowing of liquid, enters one during beneficial to liquid separation
Step promotes evenly distributing for refrigerant.
The bottom wall of two level liquid separation chamber 21 is provided with the two level diversion division 24 between each two level drain pipe 22, two level water conservancy diversion
Portion 24 is provided with the two level guide face 241 being connected with the inwall of two level drain pipe 22, guides the refrigerant edge in two level liquid separation chamber 21
Two level guide face 241 is separately flowed into corresponding two level drain pipe 22, two level guide face 241 and the axis of two level liquid separation chamber 21
Angle theta is 28 °~35 °, preferably 30 ° of wherein θ, 33 ° and 35 °, promotes refrigerant in two level liquid separation chamber 21 to two level drain pipe
22 entrance aggregation, ensures there is enough refrigerants on the outside of the entrance of two level drain pipe 22, adds two level liquid separation chamber 21
Pressure in the porch of two level drain pipe 22, the continuous flowing of liquid during beneficial to liquid separation, further promote refrigerant uniformly point
Match somebody with somebody.
The sectional area of the entrance of one-level liquid separation chamber 11 is more than the discharge area sum of all one-level drain pipes 12, herein
The discharge area of one-level drain pipe 12 refers to net sectional area of the liquid in the outlet of one-level drain pipe 12.So as to feed tube 3
When supplying refrigerant to one-level liquid-dividing head 1, the pressure inside whole one-level liquid-dividing head 1 continues to increase, and promotes refrigerant to one-level
The output flow of drain pipe 12, ensure the continuity of refrigerant flowing, promote liquid separation to evenly distribute.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root
It is variously modified and deforms according to the utility model, without departing from spirit of the present utility model, the utility model all should be belonged to
Scope defined in appended claims.
Claims (10)
1. a kind of knockout, including one-level liquid-dividing head and two level liquid-dividing head, one-level liquid-dividing head includes the one-level connected with feed tube
Liquid separation chamber and multiple one-level drain pipes connected with one-level liquid separation chamber, it is characterised in that：The two level liquid-dividing head include connector,
Two level liquid separation chamber and multiple two level drain pipes connected with two level liquid separation chamber, connector are connected to one-level drain pipe, two level liquid separation
Chamber is communicated in one-level drain pipe, and two level drain pipe surrounds the axis distribution of corresponding one-level drain pipe.
2. knockout according to claim 1, it is characterised in that：One-level drain pipe on the one-level liquid-dividing head is provided with extremely
Few two, and the caliber size of each one-level drain pipe is identical, the two level drain pipe on two level liquid-dividing head at least provided with 3,
And the caliber size of each two level drain pipe is identical.
3. knockout according to claim 1, it is characterised in that：The one-level drain pipe surrounds the axis of one-level liquid separation chamber
It is uniformly distributed.
4. knockout according to claim 3, it is characterised in that：The two level drain pipe surrounds the axis of two level liquid separation chamber
It is uniformly distributed.
5. according to the knockout described in Claims 1-4 any one, it is characterised in that：The two level liquid separation intracavitary is provided with section
Ring is flowed, the liquid of one-level drain pipe outflow flows to each two level drain pipe by the restriction of restrictor ring.
6. according to the knockout described in Claims 1-4 any one, it is characterised in that：The axis of the one-level liquid separation chamber with
Angle α between one-level drain pipe is 18 °~22 °.
7. knockout according to claim 6, it is characterised in that：The one-level liquid separation chamber is blind hole structure, and one-level goes out liquid
The entrance of pipe is located at the bottom wall of one-level liquid separation chamber, and the bottom wall of one-level liquid separation chamber is provided with the one-level between each one-level drain pipe
Diversion division, one-level diversion division are provided with the one-level guide face being connected with the inner tubal wall of one-level drain pipe, one-level guide face and a fraction
The angle γ of the axis of sap cavity is 28 °~35 °.
8. according to the knockout described in Claims 1-4 any one, it is characterised in that：The axis of the two level liquid separation chamber with
The angle β of the axis of two level drain pipe is 23 °~27 °.
9. knockout according to claim 8, it is characterised in that：The two level liquid separation chamber is blind hole structure, and two level goes out liquid
The entrance of pipe is located at the bottom wall of two level liquid separation chamber, and the bottom wall of two level liquid separation chamber is provided with the two level between each two level drain pipe
Diversion division, two level diversion division are provided with the two level guide face being connected with the inwall of two level drain pipe, two level guide face and two level liquid separation
The angle theta of the axis of chamber is 28 °~35 °.
10. according to the knockout described in Claims 1-4 any one, it is characterised in that：The entrance of the one-level liquid separation chamber
Sectional area is more than the discharge area sum with all one-level drain pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436022.1U CN206944540U (en) | 2017-04-24 | 2017-04-24 | A kind of knockout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436022.1U CN206944540U (en) | 2017-04-24 | 2017-04-24 | A kind of knockout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206944540U true CN206944540U (en) | 2018-01-30 |
Family
ID=61359668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720436022.1U Active CN206944540U (en) | 2017-04-24 | 2017-04-24 | A kind of knockout |
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| Country | Link |
|---|---|
| CN (1) | CN206944540U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682125A (en) * | 2019-01-21 | 2019-04-26 | 南通冰源冷冻设备有限公司 | A kind of effective multistage diffusion connector of evaporator feed flow |
| CN110906780A (en) * | 2018-09-18 | 2020-03-24 | 浙江盾安热工科技有限公司 | Knockout and have its shell and tube heat exchanger |
| CN112125260A (en) * | 2020-09-22 | 2020-12-25 | 天津中逸安健生物科技有限公司 | Suspension liquid medicine filling pipeline system containing aluminum adjuvant and method using system |
| CN113967410A (en) * | 2021-11-24 | 2022-01-25 | 湖南沁森高科新材料有限公司 | Wet film element disinfection system |
-
2017
- 2017-04-24 CN CN201720436022.1U patent/CN206944540U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110906780A (en) * | 2018-09-18 | 2020-03-24 | 浙江盾安热工科技有限公司 | Knockout and have its shell and tube heat exchanger |
| CN109682125A (en) * | 2019-01-21 | 2019-04-26 | 南通冰源冷冻设备有限公司 | A kind of effective multistage diffusion connector of evaporator feed flow |
| CN112125260A (en) * | 2020-09-22 | 2020-12-25 | 天津中逸安健生物科技有限公司 | Suspension liquid medicine filling pipeline system containing aluminum adjuvant and method using system |
| CN113967410A (en) * | 2021-11-24 | 2022-01-25 | 湖南沁森高科新材料有限公司 | Wet film element disinfection system |
| CN113967410B (en) * | 2021-11-24 | 2023-01-10 | 湖南沁森高科新材料有限公司 | Wet film element disinfection system |
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