CN103206815B - A kind of bidirectional equalization flow distributor - Google Patents
A kind of bidirectional equalization flow distributor Download PDFInfo
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- CN103206815B CN103206815B CN201310090868.0A CN201310090868A CN103206815B CN 103206815 B CN103206815 B CN 103206815B CN 201310090868 A CN201310090868 A CN 201310090868A CN 103206815 B CN103206815 B CN 103206815B
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Abstract
The present invention relates to a kind of bidirectional equalization flow distributor, feature comprises shunt head, inlet tube, the tube connector of more than two and the resistance adjustable pipe of more than two; Be provided with an arrival end in one end of shunt head, the other end of shunt head is provided with the port of export of more than two, and each port of export is communicated with arrival end respectively; The outlet of described inlet tube is communicated with the arrival end of shunt head; The quantity of tube connector is identical with the port of export quantity of shunt head, and every root tube connector is communicated with the port of export of respective shunt head respectively; The quantity of resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; Resistance adjustable pipe comprises the short tube of more than two sections different interior calibers, and each short tube is also connected mutually by interior pipe diameter size arrangement successively thus formed reducing two-way throttling short tube.Its advantage is: by simple structure, and when not only making air-conditioner refrigerating operaton, each bypass flow of indoor heat exchanger divides balancing, and when also can make to heat, assignment of traffic is balanced, and when solving existing air conditioner heat-production preferably, each bypass flow of heat exchanger distributes uneven problem.
Description
Technical field
Patent of the present invention relates to a kind of refrigeration system assignment of traffic technology, especially carries out a kind of bidirectional equalization flow distributor technology in the heating and air conditioner refrigeration system of refrigeration and heating operation and bidirectional equalization flow distributor.
Background technology
The indoor heat exchanger of air-conditioner because of pipeline longer, flow of refrigerant by the road resistance is comparatively large, affects refrigeration; For reducing pipe resistance, the way taked at present is the way adopting shunting, namely installs flow distributor in indoor heat exchanger porch, indoor heat exchanger is divided into multiple branch roads in parallel, because each bypass line length and flow reduce, thus pipe resistance reduces.But also there is a problem when employing dividing technology, be exactly due to indoor heat exchanger structure problem, each branch road pipe range is difficult to accomplish identical, in addition because each branch road heat exchange amount is different, make each bypass line flow behavior different, assignment of traffic is naturally also just uneven, and the performance of air-conditioner is also just affected.For addressing this problem, between shunt head with each branch road, being connected resistance adjustable pipe, by regulating the length of each resistance adjustable pipe be connected with each branch road, making total pipe resistance of each branch road after shunt head identical, thus making each bypass flow divide balancing.But in heating and air conditioner, when system carries out heating operation, flow direction when refrigerant flow direction and refrigeration is contrary, flow distributor is now equivalent to a junction station, the pipe resistance characteristic flowing through former indoor heat exchanger each branch road during owing to heating changes, each bypass flow is distributed unbalanced, therefore heating performance is affected.
Summary of the invention
The object of this invention is to provide one all can to flow equilibrium assignment when refrigeration and heating operation, make heating and air conditioner identical with each branch road of indoor heat exchanger during heating operation Drag distribution in refrigeration, ensure that each bypass flow is balanced, thus make air-conditioner performance when freezing and heating all reach the bidirectional equalization flow distributor of optimum efficiency.
In order to achieve the above object, a kind of technical scheme of the present invention is, it is a kind of bidirectional equalization flow distributor, it is characterized in that comprising:
Shunt head, is provided with an arrival end in one end of described shunt head, the other end of shunt head is provided with the port of export of more than two, and described each port of export is communicated with arrival end respectively;
Inlet tube, the outlet of described inlet tube is communicated with the arrival end of shunt head;
The tube connector of more than two, the quantity of described tube connector is identical with the port of export quantity of shunt head, and every root tube connector is communicated with the port of export of respective shunt head respectively; With
The resistance adjustable pipe of more than two, the quantity of described resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; Resistance adjustable pipe comprises the short tube of more than two sections different interior calibers, and each short tube is also connected mutually by interior pipe diameter size arrangement successively thus formed reducing two-way throttling short tube; The length of each short tube is 2mm to 30mm, the interior caliber D1 of top first paragraph pipe is minimum, D1 is 0.4mm to 1.1mm, the interior caliber D2 of adjacent second segment pipe is 1.1 to 2 times of D1, in the 3rd section of pipe adjacent with second segment pipe, caliber D3 is 1.1 to 2 times of D2, the interior caliber of n-th section of pipe is 1.1 to 2 times of the interior caliber of (n-1)th section of pipe by that analogy, and the interior caliber of n-th section of pipe of end is maximum, and n is natural number.
Be provided with chamfering a in the junction of described adjacent two short tubes, the angular range of described chamfering a is 120o to 180o, all each short tube concentrics.
In order to achieve the above object, another kind of technical scheme of the present invention is, it is a kind of bidirectional equalization flow distributor, it is characterized in that comprising:
Shunt head, is provided with an arrival end in one end of described shunt head, the other end of shunt head is provided with the port of export of more than two, and described each port of export is communicated with arrival end respectively;
Inlet tube, the outlet of described inlet tube is communicated with the arrival end of shunt head;
The tube connector of more than two, the quantity of described tube connector is identical with the port of export quantity of shunt head, and every root tube connector is communicated with the port of export of respective shunt head respectively; With
The resistance adjustable pipe of more than two, the quantity of described resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; Resistance adjustable pipe comprises monomer pipe, and the axis in described monomer pipe offers the different short tube of more than two of internal diameter, and each short tube arranges by interior pipe diameter size successively thus forms reducing two-way throttling short tube; The length of each short tube is 2mm to 30mm, the interior caliber D1 of top first paragraph pipe is minimum, D1 is 0.4mm to 1.1mm, the interior caliber D2 of adjacent second segment pipe is 1.1 to 2 times of D1, in the 3rd section of pipe adjacent with second segment pipe, caliber D3 is 1.1 to 2 times of D2, the interior caliber of n-th section of pipe is 1.1 to 2 times of the interior caliber of (n-1)th section of pipe by that analogy, and the interior caliber of n-th section of pipe of end is maximum, and n is natural number.
Be provided with chamfering a in the junction of described adjacent two short tubes, the angular range of described chamfering a is 120o to 180o, all each short tube concentrics.
The present invention's advantage is compared with prior art: by simple structure, when not only making air-conditioner refrigerating operaton, each bypass flow of indoor heat exchanger divides balancing, when also can make to heat, assignment of traffic is balanced, and during solution existing air conditioner heat-production, each bypass flow of heat exchanger distributes uneven problem preferably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the invention process one;
Fig. 2 is the structural representation of the invention process two.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and in figure, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, term " first " and " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
Embodiment one
As shown in Figure 1, it is a kind of bidirectional equalization flow distributor, comprises shunt head 2, the tube connector of inlet tube more than 1, two and the resistance adjustable pipe of more than two; Be provided with an arrival end in one end of described shunt head 2, the other end of shunt head 2 is provided with the port of export of more than two, and described each port of export is communicated with arrival end respectively; The outlet of described inlet tube 1 is communicated with the arrival end of shunt head 2; The quantity of described tube connector is identical with the port of export quantity of shunt head 2, and every root tube connector is communicated with the port of export of respective shunt head 2 respectively; The quantity of described resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; In the present embodiment, shunt head 2, with two ports of export, is therefore provided with two tube connectors and two resistance adjustable pipes; Resistance adjustable pipe comprises the short tube of more than two sections different interior calibers, and each short tube is also connected mutually by interior pipe diameter size arrangement successively thus formed reducing two-way throttling short tube; The length of each short tube is 2mm to 30mm, the interior caliber D1 of top first paragraph pipe 5 is minimum, D1 is 0.4mm to 1.1mm, the interior caliber D2 of adjacent second segment pipe 5 is 1.1 to 2 times of D1, in the 3rd section of pipe adjacent with second segment pipe 4, caliber D3 is 1.1 to 2 times of D2, the interior caliber of n-th section of pipe is 1.1 to 2 times of the interior caliber of (n-1)th section of pipe by that analogy, and the interior caliber of n-th section of pipe of end is maximum, and n is natural number; Be provided with the short tube 5,4 of two sections of different tube diameters in the present embodiment, the contact surface of two sections of short tubes can by being welded to connect thus forming a resistance adjustable pipe; The interior caliber of first paragraph short tube 5 is 0.6mm, and length is 7mm; The interior caliber of the second short tube 4 is 0.8mm, and length is 5mm; The interior caliber of first paragraph short tube 5 and the second short tube 4 also can be set according to actual needs within the limits prescribed, the length of first paragraph short tube 5 and the second short tube 4.
During work, heating and air conditioner is when carrying out refrigerating operaton, cold-producing medium enters shunt head 2 through inlet tube 1 and is divided into two-way, one tunnel enters a tube connector 3, owing to having resistance adjustable pipe in tube connector 3, comprise the change short tube of interior caliber in resistance adjustable pipe, therefore resistance adjustable pipe can regulate the resistance of cold-producing medium, and cold-producing medium enters a branch road of heat exchanger after carrying out resistance adjustment; Another tube connector 7 is entered from another road cold-producing medium of shunt head 2, owing to also having resistance adjustable pipe in this tube connector 7, the change short tube of interior caliber is comprised in resistance adjustable pipe, therefore resistance adjustable pipe can regulate the resistance of cold-producing medium, and cold-producing medium enters another branch road of heat exchanger after carrying out resistance adjustment.
Operationally, because each branch road drag characteristic of its heat exchanger of different refrigeration systems is different, and same branch road is also different when refrigeration and heating operation, for make each branch road freeze and heating operation time each bypass flow equilibrium, realize in the following way when bidirectional equalization flow distributor designs: each branch road resistance adjustable pipe adopts the short tube of different structure size, met design requirement by the size of the adjustment internal diameter of short tube and the chamfering a of length and two short tube junctions.When the refrigeration resistance that the refrigeration resistance that first resistance adjustable pipe needs and the ratio heating resistance are greater than second resistance adjustable pipe needs is with when heating the ratio of resistance, the internal diameter of the second short tube 4 of first resistance adjustable pipe and the internal diameter of the first short tube 5 are greater than the second short tube 4 of second resistance adjustable pipe internal diameter than D1/D2 compares D1/D2 with the internal diameter of the first short tube 5; Otherwise the internal diameter of the second short tube 4 of first resistance adjustable pipe and the internal diameter of the first short tube 5 are less than the second short tube 4 of second resistance adjustable pipe internal diameter than D1/D2 compares D1/D2 with the internal diameter of the first short tube 5.
Be provided with chamfering a in the junction of described adjacent two short tubes, the angular range of described chamfering a is 120o to 180o, all each short tube concentrics.In the present embodiment, the angle of the chamfering a adopted is 120o, also can arrange the angle of chamfering a in angular range according to actual conditions.
Embodiment two
As shown in Figure 2, a kind of bidirectional equalization flow distributor, comprises shunt head 2, the tube connector of inlet tube more than 1, two and the resistance adjustable pipe of more than two; Be provided with an arrival end in one end of described shunt head 2, the other end of shunt head 2 is provided with the port of export of more than two, and described each port of export is communicated with arrival end respectively; The outlet of described inlet tube 1 is communicated with the arrival end of shunt head 2; The quantity of described tube connector is identical with the port of export quantity of shunt head 2, and every root tube connector is communicated with the port of export of respective shunt head 2 respectively; The quantity of described resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; In the present embodiment, shunt head 2, with two ports of export, is therefore provided with two tube connectors and two resistance adjustable pipes; Resistance adjustable pipe comprises monomer pipe, and the axis in described monomer pipe offers the different short tube of more than two of internal diameter, and each short tube arranges by interior pipe diameter size successively thus forms reducing two-way throttling short tube; The length of each short tube is 2mm to 30mm, the interior caliber D1 of top first paragraph pipe 5 is minimum, D1 is 0.4mm to 1.1mm, the interior caliber D2 of adjacent second segment pipe 4 is 1.1 to 2 times of D1, in the 3rd section of pipe adjacent with second segment pipe 4, caliber D3 is 1.1 to 2 times of D2, the interior caliber of n-th section of pipe is 1.1 to 2 times of the interior caliber of (n-1)th section of pipe by that analogy, and the interior caliber of n-th section of pipe of end is maximum, and n is natural number.In monomer pipe, be provided with the short tube 5,4 of two sections of different tube diameters in the present embodiment thus form resistance adjustable pipe; The interior caliber of first paragraph short tube 5 is 0.7mm, and length is 10mm; The interior caliber of the second short tube 4 is 0.9mm, and length is 8mm; The interior caliber of first paragraph short tube 5 and the second short tube 4 also can be set according to actual needs within the limits prescribed, the length of first paragraph short tube 5 and the second short tube 4.Operation principle is the same with embodiment one, no longer repeats at this.
Be provided with chamfering a in the junction (6) of described adjacent two short tubes, the angular range of described chamfering a is 120o to 180o, all each short tube concentrics.In the present embodiment, the angle of the chamfering a adopted is 145o, also can arrange the angle of chamfering a in angular range according to actual conditions.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and distortion to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (4)
1. a bidirectional equalization flow distributor, is characterized in that comprising:
Shunt head (2), is provided with an arrival end in one end of described shunt head (2), and the other end of shunt head (2) is provided with the port of export of more than two, and described each port of export is communicated with arrival end respectively;
Inlet tube (1), the outlet of described inlet tube (1) is communicated with the arrival end of shunt head (2);
The tube connector of more than two, the quantity of described tube connector is identical with the port of export quantity of shunt head (2), and every root tube connector is communicated with the port of export of respective shunt head (2) respectively; With the resistance adjustable pipe of more than two, the quantity of described resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; Resistance adjustable pipe comprises the short tube of more than two sections different interior calibers, and each short tube is also connected mutually by interior pipe diameter size arrangement successively thus formed reducing two-way throttling short tube; The length of each short tube is 2mm to 30mm, the interior caliber D1 at top first paragraph pipe (5) is minimum, D1 is 0.4mm to 1.1mm, the interior caliber D2 of adjacent second segment pipe (4) is 1.1 to 2 times of D1, the interior caliber D3 of the three section pipe adjacent with second segment pipe (4) is 1.1 to 2 times of D2, the interior caliber of n-th section of pipe is 1.1 to 2 times of the interior caliber of (n-1)th section of pipe by that analogy, and the interior caliber of n-th section of pipe of end is maximum, and n is natural number.
2. bidirectional equalization flow distributor according to claim 1, it is characterized in that being provided with chamfering a in the junction (6) of described adjacent two short tubes, the angular range of described chamfering a is 120o to 180o, all each short tube concentrics.
3. a bidirectional equalization flow distributor, is characterized in that comprising:
Shunt head (2), is provided with an arrival end in one end of described shunt head (2), and the other end of shunt head (2) is provided with the port of export of more than two, and described each port of export is communicated with arrival end respectively;
Inlet tube (1), the outlet of described inlet tube (1) is communicated with the arrival end of shunt head (2);
The tube connector of more than two, the quantity of described tube connector is identical with the port of export quantity of shunt head (2), and every root tube connector is communicated with the port of export of respective shunt head (2) respectively; With the resistance adjustable pipe of more than two, the quantity of described resistance adjustable pipe is identical with the quantity of tube connector, and it is interior and fastening that each resistance adjustable pipe is located at respective tube connector respectively, and the outer wall of resistance adjustable pipe coordinates with the inner wall sealing of tube connector; Resistance adjustable pipe comprises monomer pipe, and the axis in described monomer pipe offers the different short tube of more than two of internal diameter, and each short tube arranges by interior pipe diameter size successively thus forms reducing two-way throttling short tube; The length of each short tube is 2mm to 30mm, the interior caliber D1 at top first paragraph pipe (5) is minimum, D1 is 0.4mm to 1.1mm, the interior caliber D2 of adjacent second segment pipe (4) is 1.1 to 2 times of D1, the interior caliber D3 of the three section pipe adjacent with second segment pipe (4) is 1.1 to 2 times of D2, the interior caliber of n-th section of pipe is 1.1 to 2 times of the interior caliber of (n-1)th section of pipe by that analogy, and the interior caliber of n-th section of pipe of end is maximum, and n is natural number.
4. bidirectional equalization flow distributor according to claim 3, it is characterized in that being provided with chamfering a in the junction (6) of described adjacent two short tubes, the angular range of described chamfering a is 120o to 180o, all each short tube concentrics.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310090868.0A CN103206815B (en) | 2013-03-21 | 2013-03-21 | A kind of bidirectional equalization flow distributor |
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| CN201310090868.0A CN103206815B (en) | 2013-03-21 | 2013-03-21 | A kind of bidirectional equalization flow distributor |
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| CN103206815A CN103206815A (en) | 2013-07-17 |
| CN103206815B true CN103206815B (en) | 2016-02-03 |
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|---|---|---|---|---|
| JP2015117925A (en) * | 2013-12-18 | 2015-06-25 | 寛 ▲高▼田 | Refrigerant flow diverter |
| CN105202820A (en) * | 2015-10-30 | 2015-12-30 | 广东美的制冷设备有限公司 | Evaporator assembly and air-conditioning indoor unit |
| CN105783234A (en) * | 2016-03-07 | 2016-07-20 | 芜湖美智空调设备有限公司 | Connector and air-conditioner provided with same |
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| CN107571777B (en) * | 2017-09-14 | 2023-10-20 | 郑州轻工业学院 | Twisted pipe type intelligent cooling and heating automobile seat cushion |
| CN114484278B (en) * | 2021-09-06 | 2023-08-04 | 江苏峰泽凯环保科技有限公司 | Negative pressure system suction port air quantity adjusting device and adjusting method |
| CN114777361B (en) * | 2022-04-22 | 2023-05-30 | 广东欧科空调制冷有限公司 | Automatic regulation formula uniform distribution device |
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| CN101430147A (en) * | 2008-10-22 | 2009-05-13 | 广东美的电器股份有限公司 | Refrigerant distributor used for air conditioner heat-exchanger |
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| JPH09217969A (en) * | 1996-02-09 | 1997-08-19 | Sharp Corp | Refrigerant distributor |
| JPH09292135A (en) * | 1996-02-26 | 1997-11-11 | Sanyo Electric Co Ltd | Air conditioning apparatus |
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| CN103206815A (en) | 2013-07-17 |
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Effective date of registration: 20170808 Address after: Nansha District Lanhe town Guangzhou city Guangdong province 511480 smooth three Guang Zhu Lu No. 7 Lane 100 meters north Patentee after: Guangdong golden only intelligent environment Technology Co., Ltd. Address before: 528300 Guangdong Province, Foshan city Shunde District Daliang Desheng Road Patentee before: Shunde Vocational-Technical College |