CN112799449A - High-low temperature circulating temperature control device - Google Patents
High-low temperature circulating temperature control device Download PDFInfo
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- CN112799449A CN112799449A CN202011599919.9A CN202011599919A CN112799449A CN 112799449 A CN112799449 A CN 112799449A CN 202011599919 A CN202011599919 A CN 202011599919A CN 112799449 A CN112799449 A CN 112799449A
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- pipeline
- valve
- storage tank
- temperature
- control device
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/30—Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
Abstract
The invention relates to a high-low temperature circulating temperature control device which comprises a storage tank, a circulating pump, a three-way regulating valve, a first pipeline, a second pipeline, a third pipeline, a heat exchanger and a low-temperature cold source, wherein one end of the first pipeline is connected with a discharge hole of the storage tank, the other end of the first pipeline is connected with a first interface of the three-way regulating valve, the circulating pump is arranged on the first pipeline, a material end inlet of the heat exchanger is connected with a second interface of the three-way regulating valve, one end of the second pipeline is connected with a feed hole of the storage tank, one end of the third pipeline is connected with a material end outlet of the heat exchanger, and a third interface of the three-way regulating valve is connected; the invention has the highest temperature of 350 ℃ and the lowest temperature of 80 ℃ below zero, thereby obviously expanding the controllable temperature range to select various heat transfer media according to different requirements, expanding the application range and simplifying the structure and the operation to facilitate the use.
Description
Technical Field
The invention relates to a high-low temperature circulating temperature control device.
Background
High low temperature cycle temperature control device is a temperature control equipment that can realize quick cold and hot switching, and current high low temperature cycle temperature control device's controllable temperature range is less, can only be applicable to single kind heat transfer medium, and application scope is less, and the structure is complicated moreover, complex operation, and it is comparatively inconvenient to use, needs to wait for the solution urgently.
Disclosure of Invention
In view of the above-mentioned prior art, the present invention provides a high/low temperature circulating temperature control device which can significantly expand the controllable temperature range to select a plurality of heat transfer media according to different requirements, thereby expanding the applicable range and simplifying the structure and operation to facilitate the use.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-low temperature circulating temperature control device is characterized by comprising a storage tank, a circulating pump, a three-way regulating valve, a first pipeline, a second pipeline, a third pipeline, a heat exchanger and a low-temperature cold source, one end of the first pipeline is connected with a discharge hole of the storage tank, the other end of the first pipeline is connected with a first interface of the three-way regulating valve, the circulating pump is arranged on the first pipeline, the material end inlet of the heat exchanger is connected with the second interface of the three-way regulating valve, one end of the second pipeline is connected with the feed inlet of the storage tank, one end of the third pipeline is connected with the material end outlet of the heat exchanger, the third interface of the three-way regulating valve is connected with a third pipeline, the discharge hole of the low-temperature cold source is connected with the inlet of the medium end of the heat exchanger, a feed port of the low-temperature cold source is connected with a medium end outlet of the heat exchanger, and a heater is further arranged inside the storage tank; the second pipeline is also provided with a flow meter and a first ball valve, and the flow meter is arranged on the downstream side of the first ball valve; the first pipeline is also provided with a second ball valve which is arranged on the upstream side of the circulating pump; and a third ball valve is also arranged on the third pipeline and is arranged on the downstream side of a third interface of the three-way regulating valve.
Preferably, the four-way reversing valve further comprises a four-way reversing valve, wherein the first port and the second port of the four-way reversing valve are connected in series on the third pipeline and are arranged on the upstream side of the third ball valve, and the third port and the fourth port of the four-way reversing valve are connected in series on the second pipeline and are arranged on the downstream side of the first ball valve.
Preferably, the first pipeline is further provided with a first Y-shaped filter, and the first Y-shaped filter is arranged between the second ball valve and the circulating pump.
Preferably, a second Y-shaped filter is further arranged on the second pipeline, and the second Y-shaped filter is arranged between the flowmeter and the four-way reversing valve.
Preferably, the top of the storage tank is further provided with a safety valve and a liquid supplementing valve, and a liquid level viewing mirror is further embedded in one side of the storage tank.
Preferably, a drain valve is further arranged on the first pipeline, and the drain valve is arranged between the circulating pump and the three-way regulating valve.
Compared with the prior art, the invention has the advantages that: the invention has the highest temperature of 350 ℃ and the lowest temperature of 80 ℃ below zero, thereby obviously expanding the controllable temperature range to select various heat transfer media according to different requirements, expanding the application range and simplifying the structure and the operation to facilitate the use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the connection of the four-way reversing valve of the present invention.
Detailed Description
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.
Example 1:
as shown in figure 1, a high-low temperature circulating temperature control device comprises a storage tank 1, a circulating pump 5, a three-way regulating valve 6, a first pipeline 19, a second pipeline 20, a third pipeline 21, a heat exchanger 7 and a low-temperature cold source 8, wherein one end of the first pipeline 19 is connected with a discharge hole of the storage tank 1, the other end of the first pipeline 19 is connected with a first interface a of the three-way regulating valve 6, the circulating pump 5 is arranged on the first pipeline 19, a material end inlet of the heat exchanger 7 is connected with a second interface c of the three-way regulating valve 6, one end of the second pipeline 20 is connected with a feed inlet of the storage tank 1, one end of the third pipeline 21 is connected with a material end outlet of the heat exchanger 7, a third interface b of the three-way regulating valve 6 is connected with the third pipeline 21, a discharge hole of the low-temperature cold source 8 is connected with a medium end inlet of the heat exchanger 7, the inside of the storage tank 1 is also provided with a heater 2; the second pipeline 20 is also provided with a flow meter 12 and a first ball valve 11, and the flow meter 12 is arranged at the downstream side of the first ball valve 11; the first pipeline 19 is also provided with a second ball valve 4, and the second ball valve 4 is arranged on the upstream side of the circulating pump 5; the third pipeline 21 is also provided with a third ball valve 9, and the third ball valve 9 is arranged at the downstream side of the third port b of the three-way regulating valve 6.
The working principle is as follows: connecting a feed inlet and a discharge outlet of the temperature controlled device 10 with the other end of the third pipeline 21 and the other end of the second pipeline 20 respectively; when the temperature-controlled equipment 10 needs high temperature, the heater 2 works to generate heat so as to heat the medium in the storage tank 1; after that, the first ball valve 11, the second ball valve 4 and the third ball valve 9 are opened, the three-way regulating valve 6 is regulated to enable the first port a and the third port b to be communicated with each other, the heated medium enters the third pipeline 21 through the first pipeline 19 under the action of the circulating pump 5 to be conveyed into the temperature controlled device 10, and the medium flowing through the temperature controlled device 10 finally returns to the storage tank 1 through the second pipeline 20.
When the system has low temperature demand, the three-way regulating valve 6 is regulated to enable the first interface a and the second interface c to be communicated with each other, the heat exchanger 7 is started, the medium in the first pipeline 19 is cooled after flowing through the heat exchanger 7, and then is conveyed into the temperature controlled equipment 10 through the third pipeline 21, and the low-temperature cold source 8 provides cold energy for cooling the heat exchanger 7.
When the system has the demand of reducing the flow, the frequency of the circulating pump 5 is adjusted according to the flow value of the flowmeter 12 to reduce the flow output of the system, thereby realizing the flow control.
Example 2:
as shown in fig. 2, the high and low temperature circulating temperature control device further includes a four-way reversing valve 13, a first port e and a second port f of the four-way reversing valve 13 are both connected in series to the third pipeline 21 and are both disposed on the upstream side of the third ball valve 9, and a third port g and a fourth port d of the four-way reversing valve 13 are both connected in series to the second pipeline 20 and are both disposed on the downstream side of the first ball valve 11.
Still be equipped with first Y type filter 15 on the first pipeline 19, first Y type filter 15 is located between second ball valve 4 and circulating pump 5, and first Y type filter 15 can guarantee that circulating pump 5 operation safety and be convenient for operation safety's maintenance.
The second pipeline 20 is also provided with a second Y-shaped filter 14, the second Y-shaped filter 14 is arranged between the flowmeter 12 and the four-way reversing valve 13, and the second Y-shaped filter 14 can ensure the operation safety of the flowmeter 12.
The top of the storage tank 1 is also provided with a safety valve 17 and a liquid supplementing valve 3, and one side of the storage tank 1 is also embedded with a liquid level viewing mirror 18 so as to conveniently observe the operation condition and the liquid supplementing condition of the medium in the storage tank 1.
The first pipeline 19 is also provided with a drain valve 16, and the drain valve 16 is arranged between the circulating pump 5 and the three-way regulating valve 6 to facilitate the drainage of the system.
The working principle is as follows: when the temperature of the temperature controlled device 10 needs to be controlled, the four-way reversing valve 13 is operated to enable the first port e and the second port f to be communicated with each other, the third port g and the fourth port d to be communicated with each other, and the medium enters the temperature controlled device 10 through the first pipeline 19 and the third pipeline 21 and then returns to the inside of the storage tank 1 through the second pipeline 20.
When the temperature controlled device 10 does not need to control the temperature, the four-way reversing valve 13 is operated to enable the first port e and the fourth port d to be communicated with each other, the second port f and the third port g to be communicated with each other, the medium in the third pipeline 21 directly returns to the inside of the storage tank 1 through the second pipeline 20, the medium in the temperature controlled device 10 realizes internal circulation through the four-way reversing valve 13, and the temperature controlled device 10 is completely disconnected.
The invention has the highest temperature of 350 ℃ and the lowest temperature of 80 ℃ below zero, thereby obviously expanding the controllable temperature range to select various heat transfer media according to different requirements, expanding the application range and simplifying the structure and the operation to facilitate the use.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. A high-low temperature circulating temperature control device is characterized by comprising a storage tank, a circulating pump, a three-way regulating valve, a first pipeline, a second pipeline, a third pipeline, a heat exchanger and a low-temperature cold source, one end of the first pipeline is connected with a discharge hole of the storage tank, the other end of the first pipeline is connected with a first interface of the three-way regulating valve, the circulating pump is arranged on the first pipeline, the material end inlet of the heat exchanger is connected with the second interface of the three-way regulating valve, one end of the second pipeline is connected with the feed inlet of the storage tank, one end of the third pipeline is connected with the material end outlet of the heat exchanger, the third interface of the three-way regulating valve is connected with a third pipeline, the discharge hole of the low-temperature cold source is connected with the inlet of the medium end of the heat exchanger, a feed port of the low-temperature cold source is connected with a medium end outlet of the heat exchanger, and a heater is further arranged inside the storage tank; the second pipeline is also provided with a flow meter and a first ball valve, and the flow meter is arranged on the downstream side of the first ball valve; the first pipeline is also provided with a second ball valve which is arranged on the upstream side of the circulating pump; and a third ball valve is also arranged on the third pipeline and is arranged on the downstream side of a third interface of the three-way regulating valve.
2. The high and low temperature circulating temperature control device according to claim 1, further comprising a four-way reversing valve, wherein the first port and the second port of the four-way reversing valve are connected in series to the third pipeline and are both disposed on the upstream side of the third ball valve, and the third port and the fourth port of the four-way reversing valve are connected in series to the second pipeline and are both disposed on the downstream side of the first ball valve.
3. The temperature control device of claim 1, wherein a first Y-shaped filter is further disposed on the first pipeline, and the first Y-shaped filter is disposed between the second ball valve and the circulating pump.
4. The high and low temperature circulating temperature control device according to claim 1, wherein a second Y-shaped filter is further disposed on the second pipeline, and the second Y-shaped filter is disposed between the flow meter and the four-way reversing valve.
5. The high and low temperature circulating temperature control device according to claim 1, wherein a safety valve and a liquid replenishing valve are further provided on the top of the storage tank, and a liquid level sight glass is further embedded on one side of the storage tank.
6. The high-low temperature circulating temperature control device according to claim 1, wherein a drain valve is further arranged on the first pipeline, and the drain valve is arranged between the circulating pump and the three-way regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599919.9A CN112799449A (en) | 2020-12-29 | 2020-12-29 | High-low temperature circulating temperature control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599919.9A CN112799449A (en) | 2020-12-29 | 2020-12-29 | High-low temperature circulating temperature control device |
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| CN112799449A true CN112799449A (en) | 2021-05-14 |
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| CN202011599919.9A Pending CN112799449A (en) | 2020-12-29 | 2020-12-29 | High-low temperature circulating temperature control device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090229285A1 (en) * | 2008-03-13 | 2009-09-17 | Aisin Seiki Kabushiki Kaisha | Air conditioning system and accumulator thereof |
| CN207456996U (en) * | 2017-11-24 | 2018-06-05 | 武汉理工大学 | A kind of new energy car battery bag high/low temperature detection device |
| CN109960298A (en) * | 2019-03-25 | 2019-07-02 | 武汉理工大学 | High/low temperature cycle performance test device suitable for plurality of devices |
| CN110332762A (en) * | 2019-08-08 | 2019-10-15 | 兰州真空设备有限责任公司 | Gas nitrogen cycle method for regulating temperature and system |
| CN111458130A (en) * | 2020-05-07 | 2020-07-28 | 苏州奥德机械有限公司 | Aircraft fuel manifold test simulation system |
-
2020
- 2020-12-29 CN CN202011599919.9A patent/CN112799449A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090229285A1 (en) * | 2008-03-13 | 2009-09-17 | Aisin Seiki Kabushiki Kaisha | Air conditioning system and accumulator thereof |
| CN207456996U (en) * | 2017-11-24 | 2018-06-05 | 武汉理工大学 | A kind of new energy car battery bag high/low temperature detection device |
| CN109960298A (en) * | 2019-03-25 | 2019-07-02 | 武汉理工大学 | High/low temperature cycle performance test device suitable for plurality of devices |
| CN110332762A (en) * | 2019-08-08 | 2019-10-15 | 兰州真空设备有限责任公司 | Gas nitrogen cycle method for regulating temperature and system |
| CN111458130A (en) * | 2020-05-07 | 2020-07-28 | 苏州奥德机械有限公司 | Aircraft fuel manifold test simulation system |
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Application publication date: 20210514 |
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