CN215216786U - Double-circuit liquid supply refrigeration assembly, evaporator and refrigeration system - Google Patents
Double-circuit liquid supply refrigeration assembly, evaporator and refrigeration system Download PDFInfo
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- CN215216786U CN215216786U CN202121459136.0U CN202121459136U CN215216786U CN 215216786 U CN215216786 U CN 215216786U CN 202121459136 U CN202121459136 U CN 202121459136U CN 215216786 U CN215216786 U CN 215216786U
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Abstract
The utility model provides a double-path liquid supply refrigeration component, an evaporator and a refrigeration system, which comprises a valve, a filter, a first branch, a second branch and a fan interface part; the valve is connected with one end of the filter; the other end of the filter is respectively connected with one end of the first branch and one end of the second branch; the other end of the first branch and the other end of the second branch are both connected with the fan interface part. The utility model provides a double-circuit supplies liquid refrigeration subassembly, evaporimeter and refrigerating system thereby utilizes the double-circuit to supply liquid and match large-scale evaporimeter effectively to reach the great load design purpose of large-scale evaporimeter, satisfy whole refrigerating system process design requirement.
Description
Technical Field
The utility model relates to an evaporimeter field especially relates to a double-circuit supplies liquid refrigeration subassembly, evaporimeter and refrigerating system.
Background
Generally, the evaporator adopts one-way liquid supply and one-way expansion valve, but the large evaporator adopts one-way liquid supply due to large load, but the requirement is difficult to meet when the cold quantity of the evaporator is large.
In order to increase the cooling capacity of the conventional evaporator, a fan is added, but the increased fan can cause high space requirement. Therefore, the evaporator in the prior related art is difficult to take space saving and large cooling capacity into consideration.
SUMMERY OF THE UTILITY MODEL
The utility model provides a double-circuit supplies liquid refrigeration subassembly, evaporimeter and refrigerating system to solve the problem that the prior art that the above-mentioned provided existed.
The utility model provides a double-path liquid supply refrigeration component, which comprises a valve, a filter, a first branch and a second branch;
the valve is connected with one end of the filter;
the other end of the filter is respectively connected with one end of the first branch and one end of the second branch;
the other end of the first branch and the other end of the second branch are both connected with a fan interface part of a fan.
Optionally, the first branch comprises a first solenoid valve and a first expansion valve;
the other end of the filter is connected with one end of the first electromagnetic valve;
the other end of the first electromagnetic valve is connected with one end of the first expansion valve;
the other end of the first expansion valve is connected with the fan interface part.
Optionally, the other end of the first expansion valve is connected to a first fan interface in the fan interface portion.
Optionally, the second branch comprises a second solenoid valve and a second expansion valve;
the other end of the filter is connected with one end of the second electromagnetic valve;
the other end of the second electromagnetic valve is connected with one end of the second expansion valve;
the other end of the second expansion valve is connected with the fan interface part.
Optionally, the other end of the second expansion valve is connected to a second fan interface in the fan interface portion.
Optionally, the upper limit of the unit flow rate of the first branch is smaller or larger than the upper limit of the unit flow rate of the second branch.
Optionally, the dual-path liquid supply refrigeration assembly provided by the utility model further comprises at least one tee part; the at least one tee joint part comprises a first tee joint part, and the filter is connected with one end of the first branch and one end of the second branch through the first tee joint part.
Optionally, the dual-path liquid supply refrigeration assembly provided by the utility model further comprises a connection branch, and the at least one tee joint part further comprises a second tee joint part and a third tee joint part;
one end of the connecting branch is connected with the first branch through the second tee joint part,
the other end of the connecting branch is connected with the second branch through the third tee joint part.
The utility model also provides an evaporimeter, include: the double-path liquid supply refrigeration assembly is connected with the fan through the fan interface part.
The utility model also provides a refrigerating system, include: the evaporator described above.
Compared with the prior art, the utility model provides a double-circuit supplies liquid refrigeration subassembly, evaporimeter and refrigerating system has following beneficial effect:
the utility model provides an among double-circuit confession liquid refrigeration assembly, evaporimeter and refrigerating system, through connecting in the first branch road of filter and formed the confession liquid all the way, formed another way through the second branch road of connecting in the filter and supplied liquid, and then can form the double-circuit and supply liquid, often need great load using large-scale evaporimeter, the double-circuit supplies liquid, can play "share" medium flow's effect when needs great load, also can help simultaneously to promote the confession liquid measure.
The utility model discloses an in the alternative, because the upper limit of two branch road unit flows is different, wherein, the branch road (for example the second branch road) of great unit flow can regard as the main branch road of medium circulation (in the concrete example that corresponds, the second solenoid valve in the second branch road can regard as main solenoid valve), the branch road (for example first branch road) of less unit flow can regard as bypass or supplementary branch road (in the concrete example that corresponds, first solenoid valve in the first branch road can regard as the bypass solenoid valve), can cooperate in corresponding on-off control, can play the effect of avoiding "liquid hammer", the utility model discloses an alternative can provide the hardware basis for the achievement of this effect.
Therefore, the double-path liquid supply can be effectively matched with a large-sized evaporator, the aim of designing the large-sized evaporator with larger load is fulfilled, and the process design requirement of the whole refrigeration system is met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front view of a dual feed refrigeration assembly according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a dual-path liquid supply refrigeration assembly according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a circuit configuration of a dual-path liquid supply refrigeration assembly according to an embodiment of the present invention.
Description of reference numerals:
1. a valve;
2. a filter;
3. a first solenoid valve;
4. a second solenoid valve;
5. a first expansion valve;
6. a second expansion valve;
7. a first tee portion;
8. a second tee portion;
9. a third tee portion;
10. a control circuit;
11. a sensor;
12. and connecting the branch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the present application provides a dual-way liquid supply refrigeration assembly, which includes a valve 1, a filter 2, a first branch and a second branch;
the component may be connected to a fan interface portion of the fan, and the fan interface portion may be an interface component used for external connection and medium circulation in the fan, in one example, the interface component (i.e., the fan interface portion) of the fan includes a first fan interface (not shown) and a second fan interface (not shown), and further connects the first branch and the second branch, in another example, the first fan interface and the second fan interface may also be the same fan interface, that is: the first branch and the second branch are connected to the same fan interface, in addition, the number of the first fan interfaces connected to the first branch can be one or more, and the number of the second fan interfaces connected to the second branch can be one or more.
The valve 1 is connected with one end of the filter 2; the other end of the filter 2 is respectively connected with one end of the first branch and one end of the second branch; the other end of the first branch and the other end of the second branch are both connected with the fan interface part;
wherein the medium can flow between one end and the other end of the filter 2, and the filter 2 can filter the medium during the flow. Furthermore, a pipe for connection (or medium circulation) may be provided between the filter 2 and the bypass and/or between the filter 2 and the valve 1.
In addition, it should be noted that the one end and the other end mentioned in the embodiments of the present invention are not limited to the corresponding component having only the two ends, and may have more ends, for example, the solenoid valve further has a terminal for receiving power, and is not limited thereto.
Further, the valve 1 and the filter 2 are both disposed in a main line, the main line refers to a medium supply line, and an angle between a medium flowing direction of the main line and a medium flowing direction of each branch (e.g., the first branch and the second branch) may be equal to or greater than 90 °, and may be, for example, perpendicular to each other. The medium flow direction of the main line is also understood to be the direction from the other end of the filter 2 (i.e. the end connected to the branch) to the one end (i.e. the end connected to the valve 1).
In one embodiment, the first branch comprises a first solenoid valve 3 and a first expansion valve 5; the other end of the filter 2 is connected with one end of the first electromagnetic valve 3; the other end of the first electromagnetic valve 3 is connected with one end of the first expansion valve 5; the other end of the first expansion valve 5 is connected with the fan interface. Further, the first branch may also include a conduit that serves as a connection (or may be understood to be a medium communication) between the valves.
The other end of the first expansion valve 5 is connected with a first fan interface in the fan interface part.
In one embodiment, the second branch comprises a second solenoid valve 4 and a second expansion valve 6; the other end of the filter 2 is connected with one end of the second electromagnetic valve 4; the other end of the second electromagnetic valve 4 is connected with one end of the second expansion valve 6; the other end of the second expansion valve 6 is connected with the fan interface. Further, the second branch may also include a conduit that serves as a connection (or may be understood to be a medium communication) between the valves.
The other end of the second expansion valve 6 is connected with a second fan interface in the fan interface part.
In one example, the valve 1 is a ball valve, which can be described as a ball valve, and it can be understood as a valve with a ball as an opening/closing member, and in other examples, the embodiment of the present invention does not exclude other valves.
In one embodiment, the upper limit of the unit flow rate of the first branch is smaller or larger than the upper limit of the unit flow rate of the second branch. The unit flow rate is understood to mean the quantity of medium passing through the cross-section of the branch per unit time.
In the illustrated embodiment, the upper limit of the unit flow rate of the first branch is smaller than the upper limit of the gear flow rate of the second branch, and further, the first solenoid valve 3 is a bypass solenoid valve, and correspondingly, the second solenoid valve 4 is a main solenoid valve; wherein, the cross-sectional area of the inner cavity of the pipeline connected with the main electromagnetic valve is larger than that of the inner cavity of the pipeline connected with the bypass electromagnetic valve, if the cross-section of the pipeline is circular, it can also be understood that the inner diameter of the pipeline connected with the main electromagnetic valve is larger than that of the pipeline connected with the bypass electromagnetic valve.
The size of the pipeline (such as the cross-sectional area of the inner cavity, and the inner diameter of the pipeline) connected with the main electromagnetic valve can be the same as or similar to the size of the pipeline connected with the valve 1 and/or the filter 2, and further, the same or similar flow rate can be achieved;
in contrast, the bypass solenoid valve and the pipe connected thereto form a relatively small flow rate, which can not only help to increase the liquid supply amount, but also can be matched with corresponding on-off control to achieve the effect of avoiding "liquid hammer", and the detailed control process will be described later.
The other end of the first expansion valve 5 is connected with one end of the first fan interface; the other end of the first fan interface is connected with the fan.
The other end of the second expansion valve 6 is connected with one end of the second fan interface; the other end of the second fan interface is connected with the fan.
In one embodiment, the dual-path liquid supply refrigeration assembly further comprises at least one tee joint portion, and the at least one tee joint portion comprises a first tee joint portion 7, a second tee joint portion 8 and a third tee joint portion 9. The three-way portion may be a three-way joint, and in some examples, at least a part of the three-way portion may also be a three-way valve.
In addition, in other embodiments, a T-shaped pipe may be used to achieve the tee joint function.
The filter 2 is connected with one end of the first branch and one end of the second branch through the first tee joint part 7. Specifically, the other end of the filter 2 is connected to a first end of the first tee portion 7; one end of the first electromagnetic valve 3 is connected with the second end of the first tee joint part 7; one end of the second solenoid valve 4 is connected to the third end of the first three-way portion 7.
In one embodiment, the dual-path liquid supply refrigeration assembly may further include a connecting branch 12.
One end of the connecting branch 12 is connected to the first branch through the second tee portion 8, for example: the other end of the first electromagnetic valve 3 is connected with a first end of a second tee joint part 8; one end of the first expansion valve 5 is connected to a second end of the second tee portion 8; a third end of the second three-way valve 8 is connected with a second end of the third three-way part 9 through a connecting branch 12;
the other end of the connecting branch 12 is connected with the second branch through the third three-way valve 9, for example: the other end of the second electromagnetic valve 4 is connected with the first end of the third tee joint part 9; a third end of the third tee joint 9 is connected to one end of the second expansion valve 6.
Wherein, through the connecting branch 12, the two branches are connected in parallel between the solenoid valve and the expansion valve by a pipeline.
Further, the medium flow direction in the first branch may be parallel to the medium flow direction in the second branch. In other words, the pipelines in the first branch and the second branch are arranged in parallel, and the main trunk and the first branch and the second branch are arranged perpendicular to each other.
In one embodiment, referring to fig. 3, the dual-path liquid supply refrigeration assembly may further include a control circuit 10 and at least one sensor 11; the terminals of the first electromagnetic valve 3 and the second electromagnetic valve 4 for power connection are electrically connected with the control circuit; the control circuit 10 may also be electrically connected to the at least one sensor.
The sensor may be configured to detect pressure and/or pressure of a pipe connected to the first solenoid valve 3, for example, detect pressure and/or pressure in pipes at two ends of the first solenoid valve 3, obtain corresponding detection information, and send the detection information to the control circuit 10;
the control circuit 10 can control the on/off of the first solenoid valve 3 and the second solenoid valve 4 based on the detection information, and the specific control logic can be understood by referring to the working principle.
The working principle of the dual-path liquid supply refrigeration assembly provided by the application is further explained as follows:
when the system is started, the first electromagnetic valve 3 is firstly opened, then a period of time is delayed, and when the pressure difference before and after the first electromagnetic valve 3 is reduced and reaches a preset value (for example, when the pressure difference before and after the electromagnetic valve is delayed for several seconds is not large), the second electromagnetic valve 4 is opened;
if the control circuit 10 is adopted to realize control, then: the control circuit 10 may open the first solenoid valve 3 first, then determine the differential pressure according to the detection information of the sensor 11, and compare the differential pressure with a preset value, and further, the control circuit 10 may open the second solenoid valve 4 when the differential pressure reaches the preset value.
When the system needs to be closed, the second electromagnetic valve 4 is closed in advance, and the first electromagnetic valve 3 is closed after a preset time (for example, after a delay of several seconds);
if the control circuit 10 is adopted to realize control, then: the control circuit 10 may close the second solenoid valve 4 first, then begin timing the delay time, and close the first solenoid valve 3 after the delay time reaches a specified duration (e.g., several seconds).
Through the starting and closing processes, the liquid hammer can be effectively avoided.
In addition, in some schemes, control circuit 10 can be integrated in other equipment, and then, control circuit 10 can be for the non-circuit of being exclusively used in the realization of first solenoid valve 3, the control of second solenoid valve 4, in some schemes in addition, above process also can be based on artificial initiative and control the realization, and at this moment, first solenoid valve 3, second solenoid valve 4 also can be replaced by other non-electromagnetic control's valve, and is visible, the utility model discloses be not limited to automatic control's scheme, no matter be initiative and control or automatic control, all fall in the utility model discloses an within the scope.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "connected" and the like are to be understood broadly, and may for example be fixedly connected, detachably connected, or integrated; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A double-path liquid supply refrigeration assembly is characterized by comprising a valve, a filter, a first branch and a second branch;
the valve is connected with one end of the filter;
the other end of the filter is respectively connected with one end of the first branch and one end of the second branch;
the other end of the first branch and the other end of the second branch are both connected with a fan interface part of a fan.
2. The dual feed refrigeration assembly of claim 1, wherein the first branch comprises a first solenoid valve and a first expansion valve;
the other end of the filter is connected with one end of the first electromagnetic valve;
the other end of the first electromagnetic valve is connected with one end of the first expansion valve;
the other end of the first expansion valve is connected with the fan interface part.
3. The dual path liquid supply refrigeration assembly of claim 2, wherein the other end of the first expansion valve is connected to a first fan interface of the fan interface sections.
4. The dual feed refrigeration assembly of claim 1, wherein the second branch includes a second solenoid valve and a second expansion valve;
the other end of the filter is connected with one end of the second electromagnetic valve;
the other end of the second electromagnetic valve is connected with one end of the second expansion valve;
the other end of the second expansion valve is connected with the fan interface part.
5. The dual feed refrigeration assembly of claim 4 wherein the other end of the second expansion valve is connected to a second fan interface of the fan interface sections.
6. The dual feed refrigeration assembly of claim 1, wherein the upper limit of the unit flow rate of the first branch is less than or greater than the upper limit of the unit flow rate of the second branch.
7. The dual feed refrigeration assembly of claim 1 further comprising at least one tee; the at least one tee joint part comprises a first tee joint part, and the filter is connected with one end of the first branch and one end of the second branch through the first tee joint part.
8. The dual feed refrigeration assembly of claim 7, further comprising a connecting branch, the at least one tee further comprising a second tee and a third tee;
one end of the connecting branch is connected with the first branch through the second tee joint part,
the other end of the connecting branch is connected with the second branch through the third tee joint part.
9. An evaporator, comprising: the dual feed refrigeration assembly of any of claims 1-8 in combination with a fan, the dual feed refrigeration assembly being connected to the fan via a fan interface.
10. A refrigeration system, comprising: the evaporator of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121459136.0U CN215216786U (en) | 2021-06-29 | 2021-06-29 | Double-circuit liquid supply refrigeration assembly, evaporator and refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121459136.0U CN215216786U (en) | 2021-06-29 | 2021-06-29 | Double-circuit liquid supply refrigeration assembly, evaporator and refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215216786U true CN215216786U (en) | 2021-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121459136.0U Active CN215216786U (en) | 2021-06-29 | 2021-06-29 | Double-circuit liquid supply refrigeration assembly, evaporator and refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215216786U (en) |
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2021
- 2021-06-29 CN CN202121459136.0U patent/CN215216786U/en active Active
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