CN106288550B - Refrigerant and/or heating medium flow regulating device - Google Patents
Refrigerant and/or heating medium flow regulating device Download PDFInfo
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- CN106288550B CN106288550B CN201610891475.3A CN201610891475A CN106288550B CN 106288550 B CN106288550 B CN 106288550B CN 201610891475 A CN201610891475 A CN 201610891475A CN 106288550 B CN106288550 B CN 106288550B
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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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Abstract
The invention provides a refrigerant and/or heat medium flow regulating device which comprises liquid dividing plates, regulating seats and regulating plug cores, wherein the number of the liquid dividing plates is matched with that of heat exchange tubes, mounting holes are formed in the liquid dividing plates, the heat exchange tubes are connected to the mounting holes, the regulating plates and the liquid dividing plates are combined to form a cavity into which a refrigerant and/or a heat medium can be introduced, one end of each regulating plug core penetrates through the regulating plate to be connected with the regulating seat, the other end of each regulating plug core is located in the cavity and connected to the corresponding mounting hole, the regulating seats and the regulating plug cores can be synchronously driven to stretch relative to the regulating plates, and gaps between the regulating plug cores and the mounting holes for flowing the refrigerant can be regulated through the stretching of the regulating plug cores.
Description
Technical Field
The invention relates to a refrigerating system and a heat pump system, in particular to a refrigerant and/or heat medium flow regulating device.
Background
In the prior art, a shell-and-tube heat exchanger, a heat exchanger used in a refrigeration system and a heat pump system, can be manufactured into a single high-capacity heat exchanger, and other heat exchangers, such as a brazed plate heat exchanger, a double-tube heat exchanger, a shell-and-coil heat exchanger, and a shell-and-tube heat exchanger (a high-efficiency tank heat exchanger), can not be manufactured into a single high-capacity heat exchanger due to the limitation of manufacturing accessories or production equipment, or economic benefits and other elements, and can only be used for a large-capacity unit in parallel.
As a result of the parallel connection of a plurality of heat exchangers, the pressure drop entering each heat exchanger is different due to different lengths of branch pipes from the main pipeline to each heat exchanger connected in parallel, namely, the quantity of refrigerants of each heat exchanger is different, so that the heat exchange effects of the heat exchangers are different and different.
In order to solve the problems, bent pipe branch pipelines with different lengths are arranged on the heat exchanger at different distances from the expansion valve; however, this method has long branch pipe length, large pressure drop loss, and too much flow in the elbow pipe to distribute evenly. To solve the problem of different lengths of the branch pipes, there are alternative solutions, such as, for example, setting the throttling device on the branch pipe of each heat exchanger, i.e. how many heat exchangers, and how many expansion valves. Although the method solves the problem that each heat exchanger has different heat exchange effects, the cost of the unit is increased due to the increase of the number of the expansion valves.
When the fin type heat exchanger is used for an evaporator at the present stage, a distribution head shunting mode is adopted, and the refrigerant flowing through the throttling device passes through the distribution head and then flows into each heat exchange tube loop in the fin type heat exchanger through each liquid separating tubule.
The length of the distribution head liquid-separating tubule is basically roughly calculated according to empirical values and cannot be clearly calculated. The flow of the refrigerant passing through each heat exchange pipe is more or less; the proper flow is difficult to ensure, the fin type heat exchanger does not fully and effectively exert the heat exchange effect, and the design requirement is not met.
Disclosure of Invention
In order to solve the technical problems, the invention provides a refrigerant and/or heat medium flow regulating device which comprises liquid dividing plates, regulating seats and regulating plug cores, wherein the number of the liquid dividing plates is matched with that of the heat exchange tubes, the liquid dividing plates are provided with mounting holes, the heat exchange tubes are connected to the mounting holes, the regulating plates and the liquid dividing plates are combined to form a cavity into which refrigerant and/or heat medium can be introduced, one end of each regulating plug core penetrates through the regulating plate to be connected with the regulating seat, the other end of each regulating plug core is located in the cavity and connected to the corresponding position of the mounting hole, the regulating seats and the regulating plug cores can be synchronously driven to stretch relative to the regulating plates, and gaps between the regulating plug cores and the mounting holes for flowing refrigerant can be regulated through the stretching of the regulating plug cores.
Optionally, the adjusting base is screwed on and arranged on the second thread structure of the adjusting plate through the first thread structure arranged on the adjusting base, and then the adjusting base and the adjusting plug connected with the adjusting base are telescopic through rotation of the adjusting base and the first thread structure arranged on the adjusting base.
Optionally, a non-circular groove is formed in the adjusting seat, a non-circular boss is arranged at one end of the adjusting plug core, and the adjusting plug core is embedded into the non-circular groove through the non-circular boss to achieve synchronous rotation of the adjusting seat and the adjusting plug core.
Optionally, be equipped with the mark on adjusting the seat, every on the regulating plate the periphery of adjusting the seat is equipped with annular scale, the flexible degree of regulating plate can pass through the mark is relative annular scale's position is marked.
Optionally, the adjusting seat is provided with a through hole and a circular groove, the adjusting plug includes a first cylinder and a second cylinder, one end of the second cylinder passes through the through hole and is connected to the adjusting seat, the other end of the second cylinder is connected to the first cylinder, the first cylinder extends and retracts along the circular hole, and the second cylinder extends and retracts along the through hole; the adjacent circular grooves are communicated through the channel grooves, and the channel grooves are communicated with the circular grooves to form the cavity.
Optionally, the one end of adjusting the stifled core is equipped with the screw hole, it is equipped with the through-hole to adjust the seat, and the bolt passes the through-hole with screw jogged joint, and then realize adjust the seat and adjust being connected of stifled core.
Optionally, the adjusting plug core comprises a conical head portion, the conical head portion is connected to the corresponding position of the mounting hole, and a gap for flowing a refrigerant between the conical head portion and the mounting hole can be adjusted when the conical head portion is driven to stretch and retract.
Optionally, be equipped with square groove on the regulating plate, and/or it is equipped with to divide the liquid board the recess, still be equipped with the cushion between regulating plate and the branch liquid board, the cushion is located in square groove and/or the recess, the cushion ring is located the edge of cavity.
Optionally, a guide post hole or a guide post is formed in the adjusting plate, a guide post or a guide post hole is formed in the liquid separation plate, the liquid separation plate is inserted into the guide post hole through the guide post and is connected to the adjusting plate in an aligned mode, and the adjusting plate and the liquid separation plate are fixedly connected through a bolt assembly.
Optionally, the refrigerant and/or heat medium flow adjusting device further comprises a spring, and the spring is connected with the adjusting plug core and the adjusting plate along the telescopic direction of the adjusting plug core.
Based on the invention, the refrigerant flow can be precisely finely adjusted according to different specific working conditions of the heat exchanger; on the basis of designing the heat exchange area of a determined heat exchanger to be unchanged, the heat exchange effect of the heat exchanger can be fully exerted to the maximum extent.
Compared with the prior art, the invention can achieve the following remarkable effects:
firstly, when a large-capacity unit adopts a plurality of heat exchangers connected in parallel, the refrigerant flow can be uniformly distributed by using the invention, and the problem of inconsistent heat exchange quantity of the heat exchangers caused by uneven refrigerant of the conventional product can be avoided; and a plurality of expansion valves are not needed to be arranged for solving the problem of uniform distribution of the refrigerant, so that the cost is saved.
Secondly, when a plurality of heat exchangers are used in parallel, and one or more heat exchangers are required to be increased or reduced relative to the refrigerant flow requirements of other heat exchangers due to special reasons, the heat exchanger can be distinguished and adjusted according to different conditions of each heat exchanger, so that the refrigerant flow flowing into the heat exchanger can meet the requirements most suitably, and the optimal heat exchange effect of the heat exchanger is achieved.
Thirdly, when the invention is used for the fin type heat exchanger, compared with a conventionally used distribution head, the invention has the advantage of refrigerant flow distribution and adjustment, and the fin type heat exchanger has the obvious advantage of achieving the best heat exchange effect.
Fourthly, the invention is a device for finely adjusting the refrigerant flow, and can be used as a tool for researching heat exchangers with different working conditions and heat exchange areas limited under different states and measuring the refrigerant flow.
Drawings
FIG. 1 is a schematic view of a coolant and/or heating medium flow control device according to an alternative embodiment of the present invention;
FIG. 2 is an exploded view of a refrigerant and/or heat medium flow control device in an alternative embodiment of the present invention;
FIG. 3 is a schematic view of an alternative embodiment of the refrigerant and/or heat medium flow control device of the present invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIGS. 5a, 5b and 5c are schematic views of an adjustment plate according to an alternative embodiment of the present invention;
FIG. 6 is a schematic view of a liquid distribution plate in an alternative embodiment of the invention;
FIG. 7 is a schematic view of an alternative embodiment of the present invention for adjusting the plug;
FIGS. 8a and 8b are schematic views of an adjustment block in an alternative embodiment of the invention;
in the figure, 1-adjusting plate; 101-a second thread formation; 102-a through hole; 103-circular groove; 104-channel slot; 105-square groove; 106-guide post holes; 107-bolt mounting holes; 108-refrigerant inlet holes; 109-bypass inlet; 110-ring scale; 2-liquid separation plate; 201-mounting holes; 202-guide pillars; 203-a groove; 204-bolt assembly holes; 205-U-shaped groove; 3-heat exchange pipe joint; 4-adjusting the plug core; 401-a tapered head; 402-circular connection; 403-a first cylinder; 404-ring card slot; 405-a second cylinder; 406-non-circular boss; 407-screw holes; 5-sealing ring; 6-a spring; 7-an adjusting seat; 701-a first thread configuration; 702-a hexagonal nut groove; 703-a non-circular groove; 704-a via; 705-mark; 8-rubber mat.
Detailed Description
The refrigerant and/or heating medium flow rate adjusting device provided by the present invention will be described in detail with reference to fig. 1 to 8, which are alternative embodiments of the present invention, and it is considered that those skilled in the art can modify and decorate it without departing from the spirit and scope of the present invention.
Referring to fig. 1 to 8, the invention provides a refrigerant and/or heat medium flow regulating device, which comprises liquid separating plates 2, regulating plates 1, regulating seats 7 and regulating plug cores 4, wherein the number of the liquid separating plates 2 is matched with that of heat exchange tubes, the liquid separating plates 2 are provided with mounting holes 201, and heat exchange tubes are connected to the mounting holes, for example, the heat exchange tubes can be connected to the mounting holes through heat exchange tube connectors 3, specifically, the liquid separating plates 2 and the heat exchange tube connectors 3 are expanded and connected into a whole, so that the manufacturing and production are more convenient and time-saving than welding processes. Adjusting plate 1 and divide the cavity that liquid board 2 joint formed and to let in refrigerant and/or heat medium, the one end of adjusting stifled core 4 is passed adjusting plate 1 is connected adjust seat 7, and the other end is in the cavity, and connect to the correspondence the position of mounting hole 201, adjust seat 7 and adjust stifled core 4 and can be driven relatively in step adjusting plate 1 is flexible, adjust stifled core 4 with the gap that supplies to flow through the refrigerant between mounting hole 201 can pass through adjust the flexible of stifled core 4 is adjusted.
In connection with the connection of the adjusting plate 1 to the adjusting seat 7:
referring to fig. 5 and 8, the adjusting base 7 is screwed to the second thread structure 101 of the adjusting plate 1 through the first thread structure 701 arranged thereon, and the adjusting base 7 and the adjusting plug 4 connected thereto are extended and retracted by rotating the adjusting base 7 and the first thread structure 701 thereon. Wherein the first thread structure 701 adopts an external thread structure, and the second thread structure 101 adopts an internal thread structure, which is certainly not limited to this design, and vice versa.
This solution combines a telescopic movement with a rotary movement by means of a threaded structure.
Therefore, in a further optional embodiment, a non-circular groove 703 is formed in the adjusting seat 7, a non-circular boss 406 is formed at one end of the adjusting plug 4, and the adjusting plug 4 is embedded into the non-circular groove 703 through the non-circular boss 406, so that the adjusting seat 7 and the adjusting plug 4 rotate synchronously. The non-circular shape can achieve the synchronization of the rotation, for example, the string-shaped groove and the string-shaped boss can be used, and other components capable of achieving the transmission of the rotation motion can also be used, and are not limited to the above examples. By way of further example, the adjustment seat 7 has a chordal non-circular groove 703 with a bolt-passing through hole, hereinafter referred to as through hole 704, in the middle. The tail of the adjusting plug core 4 is provided with a string-shaped non-circular boss 406 and a blind screw hole 407. The middle part between the adjusting seat 7 and the adjusting plug core 4 is provided with a bolt assembly, and a string-shaped groove boss structure in gapless fit ensures that the rotation of the adjusting seat 7 and the rotation of the adjusting plug core 4 are kept consistent at the same time. Further, the end of the adjustment seat 7 is provided with a hexagonal nut groove 702 so that the hexagonal wrench can be rotated.
In a further alternative embodiment, since the rotation and the expansion are related, the adjusting base 7 is provided with a mark 705, the periphery of each adjusting base 7 on the adjusting plate 1 is provided with a ring-shaped scale 110, and the expansion and contraction degree of the adjusting plate 1 can be identified by the position of the mark 705 relative to the ring-shaped scale 110. Further, the annular scale 110 is marked by angular numbers, and the mark on the adjusting base 7 is marked by an arrow. The rotation angle of the adjusting seat 7 can be read through an arrow and scales.
In order to realize the connection between the adjusting seat 7 and the adjusting plug core 4:
adjust the one end of stifled core 4 and be equipped with screw hole 407, it is equipped with through-hole 704 to adjust seat 7, and the bolt passes through-hole 704 with screw hole 407 is connected, and then realizes adjust seat 7 and adjust being connected of stifled core 4.
Regarding the adjusting plug 4:
the adjusting plug 4 comprises a conical head 401, the conical head 401 is connected to the corresponding position of the mounting hole 201, and when the conical head 401 is driven to extend and contract, a gap for flowing a refrigerant between the conical head 401 and the mounting hole 201 can be adjusted. By adopting the cone-shaped structure, the telescopic movement can be effectively linked with the size of the gap.
Concerning the connection between the regulating plate 1 and the liquid-separating plate 2:
be equipped with square groove 105 on the regulating plate 1, and/or divide liquid board 2 to be equipped with recess 203, still be equipped with cushion 8 between regulating plate 1 and the branch liquid board 2, cushion 8 is located in square groove 105 and/or the recess 203, cushion 8 encircles and locates the edge of cavity to be favorable to realizing the sealed of cavity. During assembly, the assembly nut is pressed tightly, so that the adjusting plate 1 and the liquid separation plate 2 are pressed tightly on the rubber mat 8 to form a sealed cavity, and leakage of a refrigerant is prevented.
The liquid separation device is characterized in that a guide post hole 106 or a guide post is arranged on the adjusting plate 1, a guide post 202 or a guide post hole is arranged on the liquid separation plate 2, the liquid separation plate 2 is inserted into the guide post hole 106 through the guide post 202 and is connected to the adjusting plate 1 in an aligned mode, and the adjusting plate 1 is fixedly connected with the liquid separation plate 2 through a bolt assembly. Through the design, the axle center of the adjusting plug core 4 and the circle center of the heat exchange tube joint 3 can be kept concentric.
In an alternative embodiment of the present invention, the adjusting plate 1 is provided with a refrigerant inlet hole 108 at a lower portion thereof. When the refrigerant flow adjusting device is used for the finned heat exchanger, a bypass air inlet hole 109 for hot air can be selectively arranged at the upper part of the adjusting plate 1.
In a preferred embodiment of the present invention, the adjusting seat 7 is provided with a through hole 102 and a circular groove 103, the adjusting plug 4 includes a first cylinder 403 and a second cylinder 405, one end of the second cylinder 405 passes through the through hole 102 and is connected to the adjusting seat 7, the other end of the second cylinder 405 is connected to the first cylinder 403, the first cylinder 403 is telescopic along the circular groove 103, and the second cylinder 405 is telescopic along the through hole 102; the adjacent circular grooves 103 are communicated through the passage grooves 104, and each passage groove 104 is communicated with the circular groove 103 to form the cavity. Of course, the installation space in the chamber may also be less than the passage slot 104 and the circular slot 103. Therefore, the device changes the front-back movement distance of the adjusting plug core 4 through the rotation of the adjusting seat 7; the refrigerant passing area between the conical head 401 of the plug core 4 and the heat exchange tube joint 3 is adjusted, changed and adjusted by adjusting the forward and backward movement of the plug core 4.
A circular connecting part 402 is arranged between the conical head part 401 and the first cylinder 403, and the diameter of the circular connecting part 402 is as small as possible on the basis of ensuring the strength, so that the refrigerant flowing through the circular connecting part 402 is subjected to as small as possible resistance and can smoothly pass through. The first cylinder 403 is provided with an annular groove 404 for mounting an O-ring 5.
In an alternative embodiment of the present invention, a U-shaped groove 205 for fixing the refrigerant flow device may be installed on the housing or the bracket of the liquid separation plate 2.
In a preferred embodiment of the present invention, the device for adjusting the flow rate of the cooling medium and/or heating medium further comprises a spring 6, and the spring 6 connects the adjusting plug 4 and the adjusting plate 1 along the extension direction of the adjusting plug 4. In particular, it may also be located in the circular groove 103. It can be seen that the spring of the device presses the adjusting plug core 4 against the liquid separation plate 2 by spring force, so that the tapered head 41 of the adjusting plug core 4 is closed with the heat exchange tube joint 3, and the adjusting seat 7 does not loosen or slide due to the pressing force of the spring when rotating on the adjusting plate 1, thereby reducing the error of the adjusting plug core 4 moving back and forth.
Besides, the adjusting plug core 4 is further arranged, specifically, the annular clamping groove 404 is arranged on the outer side of the first cylinder 403 of the adjusting plug core 4, a sealing O-shaped ring is clamped in the annular clamping groove 404, tight sealing is achieved, and air leakage of a refrigerant when the adjusting plug core 4 moves back and forth is avoided.
When the refrigerant flow adjusting device is assembled, a sealing O-shaped ring is sleeved on the adjusting plug core 4, and the spring 6 is compressed; then the tail part of the round hole groove 103 on the adjusting plate 1 is plugged in first, after the tail part of the adjusting plug core 4 enters the through hole 102 of the adjusting plate 1, the adjusting seat 7 is plugged in from the top of the adjusting plate 1 in a rotating way, after the adjusting seat 7 is contacted with the tail part of the adjusting plug core 4, the adjusting plug core 4 can be rotated to embed the non-circular boss 406 on the plug core into the non-circular groove 703 of the adjusting seat 7, then the adjusting plug core 4 and the adjusting seat 7 are fixed by bolts, and the purpose that the adjusting seat 7 can rotate to control the front and back movement of the adjusting plug core 4 is achieved.
The refrigerant flow adjusting device definitely knows the back-and-forth movement distance of the adjusting plug by reading the rotating angle of the adjusting seat, thereby accurately controlling and adjusting the opening sectional area between the plug and the heat exchange pipe joint and further controlling the refrigerant flow flowing into the heat exchange pipe joint through the refrigerant flow adjusting device.
The throttled refrigerant then enters through the refrigerant inlet hole 108, passes through the square passage, i.e., the aforementioned cavity, and sequentially enters each circular groove 103. The adjusting plug core 4 is moved back and forth by the rotating adjusting seat 7, the size of the section of the conical head 401 of the adjusting plug core, through which the refrigerant formed by the end part of each heat exchange pipe connector passes, is changed, and the refrigerant flow entering each heat exchange pipe branch expanded and connected to the liquid separating plate 2 at the same time can be respectively controlled. The most appropriate refrigerant flow entering each heat exchange pipe loop of the fin type heat exchanger can be obtained through multiple times of adjustment, the optimal heat exchange effect of each heat exchange pipe loop is achieved, and the overall optimal heat exchange effect of the fin type heat exchanger is achieved.
Further, a refrigerant inlet is formed at a lower portion of the cavity.
The refrigerant and/or heat medium flow regulating device can be used as a refrigerant flow uniform distribution device for a plurality of parallel heat exchangers. A plurality of heat exchange pipe joints 3 are arranged on the liquid separation plate 2, and each heat exchange pipe joint 3 is welded and assembled with a heat exchanger refrigerant inlet pipe connected in parallel.
When the device is used, throttled refrigerants enter through the refrigerant air inlet holes 108 of the adjusting plate 1; enters each circular groove 103 through the passage groove 104 and passes through the circular connecting part 402 of the adjusting plug 4; flows through each circular groove 103 of the adjusting plate 1 in sequence, enters the heat exchange pipe joint 3 through a gap area formed by the conical head 401 of the adjusting plug 4 and the heat exchange pipe joint 3, and then enters each heat exchanger.
The spring 6 compresses the adjusting plug core 4 against the liquid separating plate 2 by spring force, so that the conical head 401 of the adjusting plug core 4 is closed with the heat exchange tube joint 3, and the adjusting seat 7 cannot loosen or slide due to the pressing force of the spring when rotating on the adjusting plate 1, thereby reducing the error of the forward and backward movement of the adjusting plug core 4. The sealing ring 5 is tightly sealed, so that air leakage of the refrigerant is avoided when the adjusting plug core 4 moves back and forth.
According to different conditions of each heat exchanger, when the refrigerant flow of the individual heat exchanger needs to be finely adjusted, the adjusting seat 7 is rotated, the non-circular groove 703 of the adjusting seat 7 is assembled with the non-circular boss 406 of the adjusting plug core 4 in a gapless manner, the back-and-forth movement distance of the adjusting plug core 4 can be accurately adjusted, and the size of the refrigerant passing area formed by the conical head 401 of the adjusting plug core 4 and the heat exchange tube joint 3 is adjusted, changed and adjusted by moving the adjusting plug core 4 back and forth.
When the flow of the refrigerant entering the heat exchanger is required to be reduced, the adjusting plug core 4 is pushed, so that the gap area between the conical head 401 and the heat exchange tube joint 3 is reduced; when the flow of the refrigerant entering the heat exchanger is required to be increased, the plug core 4 is pushed backwards to increase the area of the gap between the conical head 401 and the heat exchange tube joint 3. The adjustment quantity value of the refrigerant flow of each heat exchanger is measured and recorded by the annular scale 110 on the top of the adjusting plate 1 and the marks 705 of the angle and the adjusting seat 7.
The operation of the steps is used for carrying out proper adjustment and uniform distribution of the refrigerant flow on the heat exchangers connected in parallel.
The refrigerant and/or heat medium flow regulating device can also replace distribution head fittings of the fin type heat exchanger and serve as a refrigerant flow uniform distribution device of the fin type heat exchanger. When the refrigerant and/or heat medium flow regulating device is used for the fin type heat exchanger, the liquid separating plate 2 can be directly expanded and connected with an air inlet heat exchange tube of the fin type heat exchanger into a whole. The operation steps of the device of the invention for carrying out flow distribution in the finned heat exchanger instead of the distribution head are the same as the embodiment 1.
Further, the adjusting plug core 4 is moved back and forth by the rotating adjusting seat 7, the size of the section of the conical head 401 of the adjusting plug core 4 and the end of each heat exchange tube joint 3 is changed, and the flow rate of the refrigerant entering each heat exchange tube branch expanded and connected to the liquid separating plate 2 at the same time can be respectively controlled. The most appropriate refrigerant flow entering each heat exchange pipe loop of the fin type heat exchanger can be obtained through multiple times of adjustment, the optimal heat exchange effect of each heat exchange pipe loop is achieved, and the overall optimal heat exchange effect of the fin type heat exchanger is achieved.
In summary, based on the invention, the refrigerant flow can be precisely finely adjusted according to different specific working conditions of the heat exchanger; on the basis of designing the heat exchange area of a given heat exchanger to be unchanged, the heat exchange effect of the heat exchanger can be fully and maximally exerted.
Compared with the prior art, the invention can achieve the following remarkable effects:
firstly, when a large-capacity unit adopts a plurality of heat exchangers connected in parallel, the refrigerant flow can be uniformly distributed by using the invention, and the problem of inconsistent heat exchange quantity of the heat exchangers caused by uneven refrigerant of the conventional product can be avoided; and a plurality of expansion valves are not needed to be arranged for solving the problem of uniform distribution of the refrigerant, so that the cost is saved.
Secondly, when a plurality of heat exchangers are used in parallel, and one or more heat exchangers are required to be increased or reduced relative to the refrigerant flow requirements of other heat exchangers due to special reasons, the heat exchanger can be distinguished and adjusted according to different conditions of each heat exchanger, so that the refrigerant flow flowing into the heat exchanger can meet the requirements most suitably, and the optimal heat exchange effect of the heat exchanger is achieved.
Thirdly, when the invention is used for the fin type heat exchanger, compared with the conventionally used distribution head, the invention has the advantage of refrigerant flow distribution and adjustment, and the fin type heat exchanger has the obvious advantage of achieving the best heat exchange effect.
Fourthly, the invention is a device for finely adjusting the refrigerant flow, and can be used as a tool for researching heat exchangers with different working conditions and heat exchange areas limited under different states and measuring the refrigerant flow.
Claims (9)
1. A refrigerant and/or heat medium flow regulator, its characterized in that: the heat exchanger comprises liquid separation plates, adjusting seats and adjusting plug cores, the number of the liquid separation plates is matched with that of the heat exchange tubes, the liquid separation plates are provided with mounting holes, the heat exchange tubes are connected to the mounting holes, the adjusting plates and the liquid separation plates are jointed to form a cavity capable of being filled with refrigerant and/or heat medium, one end of each adjusting plug core penetrates through the adjusting plate to be connected with the adjusting seat, the other end of each adjusting plug core is positioned in the corresponding mounting hole, the adjusting seats and the adjusting plug cores can be synchronously driven to stretch relative to the adjusting plates, and gaps between the adjusting plug cores and the mounting holes for the refrigerant to flow through can be adjusted through the stretching of the adjusting plug cores;
the adjusting seat is provided with a through hole and a circular groove, the adjusting plug core comprises a first cylinder and a second cylinder, one end of the second cylinder penetrates through the through hole to be connected with the adjusting seat, the other end of the second cylinder is connected with the first cylinder, the first cylinder stretches along the circular groove, and the second cylinder stretches along the through hole; the adjacent circular grooves are communicated through the channel grooves, and the channel grooves are communicated with the circular grooves to form the cavity.
2. Refrigerant and/or heating medium flow regulating device according to claim 1, characterized in that: the adjusting seat is screwed on and arranged on the first thread structure arranged on the adjusting seat, and then the adjusting seat and the adjusting plug core connected with the adjusting seat are telescopic through rotation of the adjusting seat and the first thread structure arranged on the adjusting seat.
3. Refrigerant and/or heating medium flow regulating device according to claim 1 or 2, characterized in that: the adjusting seat is provided with a non-circular groove, one end of the adjusting plug core is provided with a non-circular boss, and the adjusting plug core is embedded into the non-circular groove to realize synchronous rotation of the adjusting seat and the adjusting plug core.
4. Refrigerant and/or heating medium flow regulating device according to claim 1 or 2, characterized in that: be equipped with the mark on the regulation seat, every on the regulating plate the periphery of regulation seat is equipped with annular scale, the flexible degree of regulating plate can pass through the mark is relative the position of annular scale is by the sign.
5. Refrigerant and/or heating medium flow regulating device according to claim 1, characterized in that: the one end of adjusting the stifled core is equipped with the screw hole, adjust the seat and be equipped with the through-hole, the bolt passes the through-hole with screw jogged joint, and then realize adjust the seat and adjust being connected of stifled core.
6. A device for regulating the flow of cooling and/or heating medium according to claim 1, characterized in that: the adjusting plug core comprises a conical head, the conical head is connected to the corresponding position of the mounting hole, and a gap for flowing a refrigerant between the conical head and the mounting hole can be adjusted when the conical head is driven to stretch.
7. Refrigerant and/or heating medium flow regulating device according to claim 1, characterized in that: be equipped with square groove on the regulating plate, and/or the branch liquid board is equipped with the recess, still be equipped with the cushion between regulating plate and the branch liquid board, the cushion is located in square groove and/or the recess, the cushion ring is located the edge of cavity.
8. Refrigerant and/or heating medium flow regulating device according to claim 1, characterized in that: the liquid separation device is characterized in that a guide post hole or a guide post is formed in the adjusting plate, a guide post or a guide post hole is formed in the liquid separation plate, the liquid separation plate is inserted into the guide post hole through the guide post and is connected to the adjusting plate in an aligned mode, and the adjusting plate is fixedly connected with the liquid separation plate through a bolt assembly.
9. A device for regulating the flow of cooling and/or heating medium according to claim 1, characterized in that: the spring is connected with the adjusting plug core and the adjusting plate along the telescopic direction of the adjusting plug core.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620393444 | 2016-05-04 | ||
| CN2016102884947 | 2016-05-04 | ||
| CN201610288494 | 2016-05-04 | ||
| CN2016203934440 | 2016-05-04 |
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| CN106288550A CN106288550A (en) | 2017-01-04 |
| CN106288550B true CN106288550B (en) | 2022-06-28 |
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| CN201621118631.4U Withdrawn - After Issue CN206257839U (en) | 2016-05-04 | 2016-10-12 | Refrigerant and/or flow rate of heat medium adjusting means |
| CN201610891475.3A Active CN106288550B (en) | 2016-05-04 | 2016-10-12 | Refrigerant and/or heating medium flow regulating device |
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| CN201621118631.4U Withdrawn - After Issue CN206257839U (en) | 2016-05-04 | 2016-10-12 | Refrigerant and/or flow rate of heat medium adjusting means |
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| CN206257839U (en) * | 2016-05-04 | 2017-06-16 | 儒正（上海）节能设备有限公司 | Refrigerant and/or flow rate of heat medium adjusting means |
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| CN102121771A (en) * | 2011-02-16 | 2011-07-13 | 赵敏 | Air conditioner heat exchange system and air conditioner comprising same |
| CN103244690A (en) * | 2012-02-07 | 2013-08-14 | 株式会社鹭宫制作所 | Flow control valve |
| CN103940159A (en) * | 2014-03-25 | 2014-07-23 | 浙江三花股份有限公司 | Electronic expansion valve |
| CN203857661U (en) * | 2014-05-19 | 2014-10-01 | 浙江同星制冷有限公司 | Novel air conditioner heat exchange system |
| CN204328138U (en) * | 2014-10-30 | 2015-05-13 | 艾默生环境优化技术(苏州)有限公司 | Electronic expansion valve |
| CN106288550A (en) * | 2016-05-04 | 2017-01-04 | 儒正（上海）节能设备有限公司 | Coolant and/or flow rate of heat medium adjusting means |
-
2016
- 2016-10-12 CN CN201621118631.4U patent/CN206257839U/en not_active Withdrawn - After Issue
- 2016-10-12 CN CN201610891475.3A patent/CN106288550B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121771A (en) * | 2011-02-16 | 2011-07-13 | 赵敏 | Air conditioner heat exchange system and air conditioner comprising same |
| CN103244690A (en) * | 2012-02-07 | 2013-08-14 | 株式会社鹭宫制作所 | Flow control valve |
| CN103940159A (en) * | 2014-03-25 | 2014-07-23 | 浙江三花股份有限公司 | Electronic expansion valve |
| CN203857661U (en) * | 2014-05-19 | 2014-10-01 | 浙江同星制冷有限公司 | Novel air conditioner heat exchange system |
| CN204328138U (en) * | 2014-10-30 | 2015-05-13 | 艾默生环境优化技术(苏州)有限公司 | Electronic expansion valve |
| CN106288550A (en) * | 2016-05-04 | 2017-01-04 | 儒正（上海）节能设备有限公司 | Coolant and/or flow rate of heat medium adjusting means |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106288550A (en) | 2017-01-04 |
| CN206257839U (en) | 2017-06-16 |
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