CN206803570U - A kind of refrigerating circulatory device with Liquid level - Google Patents

A kind of refrigerating circulatory device with Liquid level Download PDF

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Publication number
CN206803570U
CN206803570U CN201720311111.3U CN201720311111U CN206803570U CN 206803570 U CN206803570 U CN 206803570U CN 201720311111 U CN201720311111 U CN 201720311111U CN 206803570 U CN206803570 U CN 206803570U
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CN
China
Prior art keywords
evaporator
liquid level
outer cylinder
cylinder body
control device
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Application number
CN201720311111.3U
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Chinese (zh)
Inventor
曹德云
张建华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sifang Technology Group Limited by Share Ltd
Original Assignee
NANFANG SQUARE COLD CHAIN EQUIPMENT CO Ltd
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Application filed by NANFANG SQUARE COLD CHAIN EQUIPMENT CO Ltd filed Critical NANFANG SQUARE COLD CHAIN EQUIPMENT CO Ltd
Priority to CN201720311111.3U priority Critical patent/CN206803570U/en
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Abstract

It the utility model is related to a kind of refrigerating circulatory device with Liquid level, including low pressure recycle cylinder, refrigerated medium pump, stop valve, filter, magnetic valve, evaporator feed flow collector, evaporator, evaporator return-air collector, fluid level control device.Fluid level controller is housed on fluid level control device cylinder, the feed flow into evaporator will be stopped when liquid level reaches control point in fluid level control device, lower section H is put when evaporator is in low pressure recycle bucket position(H > 5)During the rice above, prevent refrigerant liquid from forming hydrostatic column in evaporation, so as to influence refrigeration.The utility model have it is simple in construction, eliminate hydrostatic column, maintain evaporator evaporation temperature and low pressure recycle bucket to approach, the advantages of good refrigeration effect.

Description

A kind of refrigerating circulatory device with Liquid level
Technical field
It the utility model is related to a kind of refrigerating circulatory device with Liquid level, particularly suitable pump feed flow or gravity force liquid-supply system In system.
Background technology
It is currently to be directly entered evaporator, refrigerant liquid by valve again from low pressure recycle bucket by refrigerated medium pump Absorb heat and evaporate in evaporator, the refrigerant gas come out from evaporator is returned to low with refrigerant liquid mixture by muffler Circulation barrel is pressed, when low pressure recycle bucket and evaporator vertical range are larger, are easily formed inside evaporator and is produced because fluid column acts on Raw pressure △ P, if evaporating pressure P1 in low pressure recycle bucket, then evaporimeter internal pressure is P1+ △ P, due to being saturation state, Evaporating temperature in evaporator is necessarily caused to rise, so as to influence refrigeration.
The content of the invention
The purpose of this utility model is to overcome the shortcomings of the above, there is provided it is a kind of it is simple in construction, eliminate hydrostatic column, can Evaporator evaporation temperature is maintained to be approached with low pressure recycle bucket, the refrigeration preferably refrigerating circulatory device with Liquid level.
The purpose of this utility model is achieved through the following technical solutions:A kind of refrigerating circulatory device with Liquid level, Including low pressure recycle bucket, the bottom of the low pressure recycle bucket is connected with refrigerated medium pump by pipeline, and refrigerant liquid is in the refrigeration In the presence of agent pump, successively by the first stop valve, filter, magnetic valve and the second stop valve, into evaporator feed flow collector, In evaporator feed flow collector installation on an evaporator, it is also associated with one end of muffler on the evaporator, described time The other end of tracheae is connected by fluid level control device with low pressure recycle bucket,
Further improvement of the utility model is:The fluid level control device includes cylinder, end socket and connected entrance, in institute The upper end for stating cylinder is provided with end socket, and connected entrance is connected with the lower end of the cylinder, and inlet and outlet is provided with the cylinder, Liquid level mouth is provided with the cylinder below the outlet.
Further improvement of the utility model is:The fluid level control device includes outer cylinder body, inner barrel with holes, end socket And connected entrance, inner barrel with holes is provided with the outer cylinder body, inlet and outlet is provided with the outer cylinder body top, it is described go out Be connected with Liquid level mouth on the outer cylinder body of mouthful lower section, be connected with connected entrance in the bottom of the outer cylinder body, the import with it is outer The barrel of cylinder is oriented in a tangential direction into the interlayer of outer cylinder body and inner barrel with holes, and the outlet is in outer inner barrel porch To upper bend, the inner barrel with holes is connected by cushion block with outer cylinder body.
Further improvement of the utility model is:The fluid level control device bottom leads to check valve and feed flow collector phase Even.
The utility model has advantages below compared with prior art:
It is simple in construction, eliminate hydrostatic column, be able to maintain that evaporator evaporation temperature and low pressure recycle bucket approaches, refrigeration It is good.
Brief description of the drawings:
Fig. 1 is the structural representation of the first embodiment of the utility model;
Fig. 2 is the structural representation of fluid level control device;
Fig. 3 is the structural representation of the utility model another embodiment;
Fig. 4 is Fig. 3 top view;
Fig. 5 is gas-liquid separation device principle;
Label in Fig. 1,2:1- low pressure recycles bucket, 2- refrigerated medium pumps, the stop valves of 3- first, 4- filters, 5- magnetic valves, 6- Second stop valve, 7- check valves, 8- evaporator feed flows collector, 9- evaporators, 10- mufflers, 11- fluid level control devices, 11-1- Cylinder, 11-2- end sockets, 11-3- connected entrances, 11-4- imports, 11-5- outlets, 11-6- Liquid level mouths.
Label in Fig. 3:11a1- outer cylinder bodies, 11f- inner barrel with holes, 11a2- end sockets, 11b- connected entrances, 11d- imports, 11e- outlets, 11g- cushion blocks.
Embodiment:
In order to deepen to understanding of the present utility model, the utility model is made below in conjunction with embodiment and accompanying drawing further It is described in detail, the embodiment is only used for explaining the utility model, does not form the restriction to scope of protection of the utility model.
As Fig. 1-5 shows a kind of several embodiments of the refrigerating circulatory device with Liquid level of the utility model:
Embodiment 1:
A kind of refrigerating circulatory device with Liquid level, including low pressure recycle bucket 1, the bottom of the low pressure recycle bucket 1 lead to Cross pipeline and be connected with refrigerated medium pump 2, refrigerant liquid is in the presence of the refrigerated medium pump 2, successively by the first stop valve 3, mistake Filter 4, the stop valve 6 of magnetic valve 5 and second, into evaporator feed flow collector 8, it is arranged on and steams in the evaporator feed flow collector 8 Send out on device 9, one end of muffler 10 is also associated with the evaporator 9, the other end of the muffler 10 passes through liquid level control Device 11 processed is connected with low pressure recycle bucket 1;Refrigerant liquid heat absorption evaporation in the evaporator 9, evaporator air after evaporation with Unevaporated refrigerant liquid enters evaporator return-air collector 10, then enters low pressure recycle cylinder 1 by pipeline, continues cycling through. One fluid level control device 11 is housed between evaporator feed flow collector 8 and return-air collector 10, the bottom of fluid level control device 11 with Check valve 7 is housed, to ensure that from the refrigerant liquid that refrigerated medium pump 2 comes fluid level control device must not be entered between feed flow collector It is interior.Fluid level control device top connects with evaporator return-air collector 10, and fluid level control device top passes through pipeline and low pressure recycle Bucket is direct-connected to be connect;The fluid level control device 11 includes cylinder 11-1, end socket 11-2 and connected entrance 11-3, the cylinder 11-1's Upper end is provided with end socket 11-2, is connected with connected entrance 11-3 in the lower end of the cylinder 11-1, import is provided with the cylinder 11 11-4 and outlet 11-5, Liquid level mouth 11-6, the Liquid level are provided with the cylinder 11-1 below the outlet 11-5 Device bottom leads to check valve 4 and is connected with feed flow collector 8, prevents from entering fluid level control device by the liquid of refrigerated medium pump, passes through The refrigerant air-liquid mixing valve of gasification enters fluid level control device by return-air collector, and gas-liquid point is carried out in fluid level control device From gas enters low pressure recycle bucket by muffler, and liquid is collected at fluid level control device bottom, when liquid level reaches control mouth When, liquid supply electromagnetic valve 5 is closed, and stops into evaporator being freezed to the feed flow of evaporator 9, fluid level control device lower liquid.
Embodiment 2:
A kind of refrigerating circulatory device with Liquid level, including low pressure recycle bucket 1, the bottom of the low pressure recycle bucket 1 lead to Cross pipeline and be connected with refrigerated medium pump 2, refrigerant liquid is in the presence of the refrigerated medium pump 2, successively by the first stop valve 3, mistake Filter 4 and magnetic valve 5, into evaporator feed flow collector 8, it is arranged in the evaporator feed flow collector 8 on evaporator 9, in institute State one end that muffler 10 is also associated with evaporator 9, the other end of the muffler 10 by fluid level control device 11 with it is low Circulation barrel 1 is pressed to be connected, the fluid level control device 11 includes outer cylinder body 11a1, inner barrel 11f with holes, end socket 11a2 and connected entrance 11b, is provided with inner barrel 11f with holes in the outer cylinder body 11a1, and import 11d and outlet are provided with the outer cylinder body 11a1 tops 11e, Liquid level mouth 11c is connected with the outer cylinder body 11a1 below the outlet 11e, in the bottom of the outer cylinder body 11a1 Be connected with connected entrance 11b, the import 11d and outer cylinder body 11a1 barrel be oriented in a tangential direction into outer cylinder body 11a1 with it is with holes interior In cylinder 11f interlayer, the outlet 11e is at outer cylinder body 11a1 interior inlets to upper bend, the inner barrel 11f with holes It is connected by cushion block 11g with outer cylinder body 11a1;The fluid level control device bottom leads to check valve 4 and is connected with feed flow collector 8, prevents Enter fluid level control device by the liquid of refrigerated medium pump.Refrigerant air-liquid mixing valve by gasification is entered by return-air collector Fluid level control device, carries out gas-liquid separation in fluid level control device, and gas enters low pressure recycle bucket, liquid collection by muffler Gather in fluid level control device bottom, when liquid level reaches control mouth, liquid supply electromagnetic valve 5 is closed, and is stopped to the feed flow of evaporator 9, liquid Level control device lower liquid is freezed into evaporator.This kind of fluid level control device, gas-liquid separation effect More preferably, because refrigerant air-liquid mixture passes through return-air collector 10 from evaporator 9, enter along the inwall of fluid level control device 11, Due to air-flow into during fluid level control device with certain speed, so carrying out gas-liquid centrifugation in the fluid level control device 11 Separation, makes gas-liquid separation effect more preferable.
The utility model is simple in construction, eliminate hydrostatic column, be able to maintain that evaporator evaporation temperature and low pressure recycle bucket approaches, Good refrigeration effect.Fluid level controller is housed, when liquid level reaches control point in fluid level control device on fluid level control device cylinder The feed flow into evaporator will be stopped, lower section H is put when evaporator is in low pressure recycle bucket position(H > 5)During the rice above, refrigerant is prevented Liquid forms hydrostatic column in evaporation, so as to influence refrigeration.
The another statement of applicant, the utility model illustrate implementation method of the present utility model and dress by above-described embodiment Structure is put, but the utility model is not limited to above-mentioned embodiment, that is, does not mean that the utility model has to rely on above-mentioned side Method and structure could be implemented.Person of ordinary skill in the field is it will be clearly understood that to any improvement of the present utility model, to this reality With the addition of new selected implementation method equivalence replacement and step, selection of concrete mode etc., all fall within of the present utility model Within protection domain and scope of disclosure.
The utility model is not limited to above-mentioned embodiment, it is all using structure similar with the utility model and its method come real All modes of existing the utility model purpose, within the scope of protection of the utility model.

Claims (4)

  1. A kind of 1. refrigerating circulatory device with Liquid level, it is characterised in that:Including low pressure recycle bucket(1), the low pressure recycle Bucket(1)Bottom refrigerated medium pump is connected with by pipeline(2), refrigerant liquid is in the refrigerated medium pump(2)In the presence of, pass through successively Cross the first stop valve(3), filter(4)Magnetic valve(5)With the second stop valve(6), into evaporator feed flow collector(8), institute State evaporator feed flow collector(8)Installed in evaporator(9)On, in the evaporator(9)On be also associated with muffler(10)One End, the muffler(10)The other end pass through fluid level control device(11)With low pressure recycle bucket(1)It is connected.
  2. 2. the refrigerating circulatory device according to claim 1 with Liquid level, it is characterised in that:The fluid level control device (11)Including cylinder(11-1), end socket(11-2)And connected entrance(11-3), in the cylinder(11-1)Upper end be provided with end socket (11-2), in the cylinder(11-1)Lower end be connected with connected entrance(11-3), in the cylinder(11-1)It is provided with import (11-4)And outlet(11-5), in the outlet(11-5)The cylinder of lower section(11-1)It is provided with Liquid level mouth(11-6).
  3. 3. the refrigerating circulatory device according to claim 1 with Liquid level, it is characterised in that:The fluid level control device (11)Including outer cylinder body(11a1), inner barrel with holes(11f), end socket(11a2)And connected entrance(11b), in the outer cylinder body (11a1)It is interior to be provided with inner barrel with holes(11f), in the outer cylinder body(11a1)Top is provided with import(11d)And outlet(11e), The outlet(11e)The outer cylinder body of lower section(11a1)On be connected with Liquid level mouth(11c), in the outer cylinder body(11a1)Under Portion is connected with connected entrance(11b), the import(11d)With outer cylinder body(11a1)Barrel be oriented in a tangential direction into outer cylinder body (11a1)With inner barrel with holes(11f)Interlayer in, the outlet(11e)In outer cylinder body(11a1)It is curved to top at interior inlet Song, the inner barrel with holes(11f)Pass through cushion block(11g)With outer cylinder body(11a1)Connection.
  4. 4. the refrigerating circulatory device with Liquid level according to Claims 2 or 3, it is characterised in that:The Liquid level Device bottom leads to check valve(7)With feed flow collector(8)It is connected.
CN201720311111.3U 2017-03-28 2017-03-28 A kind of refrigerating circulatory device with Liquid level Active CN206803570U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720311111.3U CN206803570U (en) 2017-03-28 2017-03-28 A kind of refrigerating circulatory device with Liquid level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720311111.3U CN206803570U (en) 2017-03-28 2017-03-28 A kind of refrigerating circulatory device with Liquid level

Publications (1)

Publication Number Publication Date
CN206803570U true CN206803570U (en) 2017-12-26

Family

ID=60730462

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720311111.3U Active CN206803570U (en) 2017-03-28 2017-03-28 A kind of refrigerating circulatory device with Liquid level

Country Status (1)

Country Link
CN (1) CN206803570U (en)

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Address after: 226000 3888 Jin Tong Road, Xingren Town, Tongzhou District, Nantong, Jiangsu

Patentee after: Sifang Technology Group Limited by Share Ltd

Address before: 226000 3888 Jin Tong Road, Xingren Town, Tongzhou District, Nantong, Jiangsu

Patentee before: Nanfang Square Cold Chain Equipment Co., Ltd.