CN207866030U - Heat-exchanger rig and heat-exchange system - Google Patents
Heat-exchanger rig and heat-exchange system Download PDFInfo
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- CN207866030U CN207866030U CN201820183638.7U CN201820183638U CN207866030U CN 207866030 U CN207866030 U CN 207866030U CN 201820183638 U CN201820183638 U CN 201820183638U CN 207866030 U CN207866030 U CN 207866030U
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- heat
- water tank
- exchanger rig
- circulating line
- cooling
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Abstract
The utility model provides a kind of heat-exchanger rig and heat-exchange system, it is related to technical field of heat exchange equipment, the heat-exchanger rig includes air blast part, cooling component, circulating line and the heat exchange babinet equipped with air inlet and air outlet, air blast part, cooling component and circulating line are from top to bottom set gradually, and cooling component and circulating line are arranged in heat exchange box body, cooling component includes for storing the cooler bin of coolant liquid, the cooling tube being connected to cooler bin and multiple nozzles on cooling tube, and multiple nozzles are for spraying coolant liquid on circulating line.The heat-exchanger rig of the utility model has the characteristics that heat transfer effect is good and highly practical.
Description
Technical field
The utility model is related to technical field of heat exchange equipment more particularly to a kind of heat-exchanger rigs and heat-exchange system.
Background technology
Heat exchanger is the important component in various power plants and Chemical Manufacture, chemical engineering, metallurgical engineering,
It is widely used in the fields such as nuclear engineering, Aeronautical And Astronautical Engineering.Since the Temperature of Working of all kinds of chemical industry is high, hot environment is not
Conducive to the sound response of medium, it is therefore desirable to take away the heat in chemical industry equipment using heat exchanger and be allowed to cool, wherein part heat
Amount is also used as waste heat and is utilized.Heat-exchanger rig pair carries out cooling can effectively improve of heat exchange with the material in chemical industry equipment
The working efficiency of work production, the reliability for improving chemical industry equipment, the working environment for improving equipment, the incidence for reducing accident.
Although existing heat transmission equipment enables to the reaction temperature of substance to drop in optimal reaction temperature, but existing
Heat transmission equipment is bulky, area occupied and wide, if reveal, is not easy to be found, meanwhile, manufacturing cost is high and hot friendship
It is low to change efficiency, there is technical issues that heat transfer effect difference and.
Utility model content
The purpose of this utility model is to provide a kind of heat-exchanger rig and heat-exchange systems, to alleviate existing heat transmission equipment body
Product is huge, area occupied and wide, if reveal, is not easy to be found, meanwhile, manufacturing cost height and heat exchanger effectiveness is low,
There is technical issues that heat transfer effect difference and.
A kind of heat-exchanger rig provided by the utility model, including air blast part, cooling component, circulating line and be equipped with air inlet
With the heat exchange babinet of air outlet, the air blast part, the cooling component and the circulating line are from top to bottom set gradually, and institute
It states cooling component and the circulating line is arranged in the heat exchange box body；
The cooling component includes for storing the cooler bin of coolant liquid, the cooling tube being connected to the cooler bin and installation
Multiple nozzles on the cooling tube, multiple nozzles on the circulating line for spraying coolant liquid.
Further, the circulating line includes the pipeline body for being equipped with inlet and liquid outlet, is carried for the inlet
Solution feed pump for power and the vacuum unit detached for air in the solution feed pump；
The vacuum unit includes gas water separation tank and the vacuum pump that is detached for air in the solution feed pump, the air water
Knockout drum and the solution feed pump are connected to the vacuum pump.
Further, the cooling component further includes the hydrops case being located at below the heat exchange babinet, and the hydrops case is set
There is outlet pipe, and the outlet pipe is equipped with kinetic pump.
Further, the cooler bin include water tank cavity, the water tank box that is arranged in the water tank cavity and setting
Liquid level unit between the side wall and the side wall of the water tank box of the water tank cavity.
Further, the liquid level unit includes elastic component and capacitance liquid level meter, and the short transverse of the water tank box is set
There are the elastic component, the capacitance liquid level meter to be pressed on the elastic component.
Further, the capacitance liquid level meter includes the side wall of side wall and the water tank box that the water tank cavity is arranged
First capacitor board and the second capacitor board between the two；
And the elastic component is arranged between first capacitor board and the second capacitor board.
Further, it is provided with water suction cavity in the water tank box, the water suction cavity is hollow tubular structure, and institute
The one end for stating water suction cavity is connect with the top of the water tank box, and the other end extends to the bottom of the water tank box.
Further, the elastic component is spring.
Further, the air blast part is wind turbine
The beneficial effects of the utility model are：
The heat-exchanger rig includes air blast part, cooling component, circulating line and the heat exchange babinet equipped with air inlet and air outlet,
Air blast part, cooling component and circulating line are from top to bottom set gradually, and cooling component and circulating line are arranged at heat exchange box
In vivo.Wherein, cooling component includes for storing the cooler bin of coolant liquid, the cooling tube being connected to cooler bin and mounted on cooling
Multiple nozzles on pipe.When carrying out heat exchange, liquid to be cooled down is flowed into via in chemical reaction device in circulating line, is followed
The top in endless tube road is equipped with cooling tube, and cooling tube is equipped with multiple nozzles, cooling also to be flowed into cooling tube simultaneously via cooler bin
It is sprayed on the surface of circulating line by nozzle, the temperature of liquid to be cooled down can under the action of coolant liquid in circulating line
It quickly falls, and to be brought to heat exchange box under the flowing of coolant liquid external for the heat of liquid to be cooled down.
Meanwhile air blast part is additionally provided with above cooling tube, wherein heat exchange babinet is equipped with air inlet and air outlet, nozzle
While spraying coolant liquid, air blast part is rotated with faster speed, and under the action of air blast part, extraneous air-flow is via air inlet
It into heat exchange box body, and is flowed out again by air outlet, the air-flow quickly flowed in heat exchange box body improves circulating line surface
Rate of heat exchange, so that liquid to be cooled down in circulating line can be more quickly down within the scope of qualified temperature, into
One step improves heat transfer effect.
The utility model in heat exchange box body by being arranged cooling tube, and utilizing the nozzle being mounted on cooling tube to cycle
Pipeline sprays coolant liquid to reach the purpose that liquid cools down in circulating line, meanwhile, then by being set above heat exchange babinet
Air blast part is set, under the action of air blast part, extraneous air-flow enters via air inlet in heat exchange box body, and again by air outlet stream
Go out, the air-flow quickly flowed in heat exchange box body improves the rate of heat exchange on circulating line surface, so that being waited in circulating line
The liquid of cooling can be more quickly down within the scope of qualified temperature, have the spy that heat transfer effect is good and heat exchange efficiency is high
Point, meanwhile, the heat-exchanger rig parts are few, and setting is close each other between parts, therefore, reduces the volume of the device, and then subtract
The small floor space of the heat-exchanger rig, when leakage phenomenon occurs in device, is conducive to work during the heat-exchanger rig works
Personnel have found in time, are convenient for on-call maintenance, also reduce the incidence of safety accident.
The utility model provides a kind of heat-exchange system with above-mentioned heat-exchanger rig.
The beneficial effects of the utility model are：
The heat-exchange system is identical as advantage possessed by above-mentioned heat-exchanger rig, and details are not described herein.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the heat-exchanger rig that the utility model embodiment one provides；
Fig. 2 is the heat-exchanger rig in Fig. 1 and the structural schematic diagram connected between cooling component and circulating line；
Fig. 3 is the structural schematic diagram of the cooler bin in Fig. 2；
Fig. 4 is the enlarged drawing at A in Fig. 3.
Icon：1- air blast parts；2- cooling components；3- circulating lines；4- heat exchange babinets；5- water suction cavitys；21- cooler bins；
22- cooling tubes；23- nozzles；24- hydrops casees；211- water tank cavitys；212- water tank box；213- liquid level units；2131- elasticity
Part；2132- capacitance liquid level meters；The first capacitor boards of 21321-；The second capacitor boards of 21322-；31- pipeline bodies；32- solution feed pumps；
33- vacuum units；331- gas water separation tanks；332- vacuum pumps.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
As shown in Figure 1, a kind of heat-exchanger rig provided in this embodiment, including air blast part 1, cooling component 2, circulating line 3
With the heat exchange babinet 4 equipped with air inlet and air outlet, air blast part 1, cooling component 2 and circulating line 3 are from top to bottom set gradually,
And cooling component 2 and circulating line 3 are arranged in heat exchange babinet 4.
Cooling component 2 includes for storing the cooler bin 21 of coolant liquid, the cooling tube 22 being connected to cooler bin 21 and installation
Multiple nozzles 23 on cooling tube 22, multiple nozzles 23 on circulating line 3 for spraying coolant liquid.
The heat-exchanger rig includes air blast part 1, cooling component 2, circulating line 3 and the heat exchange box equipped with air inlet and air outlet
Body 4, air blast part 1, cooling component 2 and circulating line 3 are from top to bottom set gradually, and cooling component 2 and circulating line 3 are respectively provided with
In heat exchange babinet 4.Wherein, cooling component 2 includes for storing the cooler bin 21 of coolant liquid, the cooling being connected to cooler bin 21
Pipe 22 and multiple nozzles 23 on cooling tube 22.When carrying out heat exchange, liquid to be cooled down is set via chemical reaction
In standby middle inflow circulating line 3, the top of circulating line 3 is equipped with cooling tube 22, and cooling tube 22 is equipped with multiple nozzles 23, cold
But also flow into cooling tube 22 via cooler bin 21 and be sprayed on the surface of circulating line 3 by nozzle 23, in circulating line 3
The temperature of liquid to be cooled down can quickly be fallen under the action of coolant liquid, and the heat of liquid to be cooled down is in the stream of coolant liquid
It is brought under dynamic outside heat exchange babinet 4.
Meanwhile being additionally provided with air blast part 1 in the top of cooling tube 22, wherein heat exchange babinet 4 is equipped with air inlet and air outlet,
While nozzle 23 sprays coolant liquid, air blast part 1 is rotated with faster speed, under the action of air blast part 1, extraneous air-flow warp
Entered in heat exchange babinet 4 by air inlet, and flowed out again by air outlet, the air-flow quickly flowed in the babinet 4 that exchanges heat improves cycle
The rate of heat exchange on 3 surface of pipeline, so that liquid to be cooled down in circulating line 3 can more quickly be down to qualified temperature
It spends in range, further improves heat transfer effect.
The present embodiment utilizes the nozzle 23 being mounted on cooling tube 22 by the way that cooling tube 22 is arranged in heat exchange babinet 4
Coolant liquid is sprayed to reach the purpose that liquid cools down in circulating line 3 to circulating line 3, meanwhile, then by heat exchange babinet 4
Top setting air blast part 1, under the action of air blast part 1, extraneous air-flow enters via air inlet in heat exchange babinet 4, and again
It being flowed out by air outlet, the air-flow quickly flowed in the babinet 4 that exchanges heat improves the rate of heat exchange on 3 surface of circulating line, so that
Liquid to be cooled down can be more quickly down within the scope of qualified temperature in circulating line 3, had heat transfer effect good and changed
The high feature of the thermal efficiency, meanwhile, the heat-exchanger rig parts are few, and setting is close each other between parts, therefore, reduces the device
Volume, and then the floor space of the heat-exchanger rig is reduced, during the heat-exchanger rig works, when leakage phenomenon occurs in device
When, be conducive to staff and find in time, is convenient for on-call maintenance, also reduces the incidence of safety accident.
In the present embodiment, circulating line 3 is the finned tube being one another in series together, and the finned tube bending being one another in series
Setting, and then improve the heat exchange area of liquid to be cooled down.
As depicted in figs. 1 and 2, specifically, circulating line 3 includes the pipeline body 31 for being equipped with inlet and liquid outlet, is
The vacuum unit 33 that inlet provides the solution feed pump 32 of power and detached for air in solution feed pump 32.
Vacuum unit 33 includes gas water separation tank 331 and the vacuum pump 332 detached for air in solution feed pump 32, air water point
It is connected to vacuum pump 332 from tank 331 and solution feed pump 32.
In the present embodiment, which includes the pipeline body 31 for being equipped with inlet and liquid outlet, is carried for inlet
Solution feed pump 32 for power and the vacuum unit 33 detached for air in solution feed pump 32, vacuum unit 33 include being used for solution feed pump
The vacuum pump 332 that air detaches in 32, gas water separation tank 331 and solution feed pump 32 are connected to vacuum pump 332, circulating line 3
When interior liquid carries out heat exchange, start vacuum pump 332, vacuum pump 332 can be by the pipe before solution feed pump 32 and vacuum pump 332
After the air in pipeline before evacuating air in road, solution feed pump 32 and vacuum pump 332 is evacuated, liquid to be cooled down will
Gradually flow forward under the action of atmospheric pressure, when liquid to be cooled down under the action of atmospheric pressure full of solution feed pump 32 and
When pipeline before vacuum pump 332, the valve closed vacuum pump 332 and be arranged on vacuum pump 332, liquid to be cooled down just can
It is enough to be flowed out from liquid outlet via pipeline body 31 under the action of solution feed pump 32 generates centrifugal force, it is ingenious in design, it is reasonable for structure.Together
When, liquid to be cooled down can improve under the action of solution feed pump 32 in pipeline body 31 waits for descending liquid body stream in circulating line 3
Speed reduces the case where even liquid wall built-up to be cooled down being avoided to cause pipeline obstruction and occurs.
Wherein, vacuum unit 33 further includes gas water separation tank 331, and the air after being detached via vacuum pump 332 contains steam,
After air containing steam is via gas water separation tank 331, air is along the outlet stream outwardly air of gas water separation tank 331, water
Vapour then stays in tank body.
As depicted in figs. 1 and 2, specifically, cooling component 2 further includes being located at the hydrops case 24 of 4 lower section of heat exchange babinet, hydrops
Case 24 is equipped with outlet pipe, and outlet pipe is equipped with kinetic pump.
In the present embodiment, to prevent coolant liquid from can recycle, the wasting phenomenon of coolant liquid, cooling component 2 are reduced
Further include the hydrops case 24 for being located at 4 lower section of heat exchange babinet, hydrops case 24 is equipped with outlet pipe.Wherein, it is that can be convenient for hydrops case
Coolant liquid recycles in 24, and outlet pipe is equipped with kinetic pump, and kinetic pump can be quickly defeated by the coolant liquid in hydrops case 24
It send to specified position, in order to which next time is continuing with.
As shown in figure 3, specifically, cooler bin 21 includes water tank cavity 211, the water tank case being arranged in water tank cavity 211
Body 212 and the liquid level unit 213 being arranged between the side wall and the side wall of water tank box 212 of water tank cavity 211.
In the present embodiment, it is provided with water tank box 212 in water tank cavity 211, when loading coolant liquid in water tank box 212
Afterwards, coolant liquid generates pressure to 212 side wall of water tank box, and pressure is transmitted to by 212 side wall of water tank box to be arranged in water tank chamber
Liquid level unit 213 between the side wall and the side wall of water tank box 212 of body 211, liquid level unit 213 can detect water tank box
Liquid level in 212, and then staff can detect the reality of coolant liquid in water tank box 212 according to liquid level unit 213
When liquid level to choose whether to add coolant liquid into water tank box 212.
As shown in figure 4, specifically, liquid level unit 213 includes elastic component 2131 and capacitance liquid level meter 2132, water tank box
212 short transverse is equipped with elastic component 2131, and capacitance liquid level meter 2132 is pressed on elastic component 2131.
Wherein, capacitance liquid level meter 2132 include both side wall and side walls of water tank box 212 of setting water tank cavity 211 it
Between the first capacitor board 21321 and the second capacitor board 21322.
And elastic component 2131 is arranged between the first capacitor board 21321 and the second capacitor board 21322.
In the present embodiment, the short transverse of water tank box 212 be equipped with elastic component 2131, elastic component 2131 be it is multiple, it is more
On the elastic component 2131 that a short transverse along water tank box 212 is arranged, capacitance liquid level meter 2132 includes two pieces and is oppositely arranged
First capacitor board 21321 and the second capacitor board 21322, when in water tank box 212 liquid level change when, multiple elastic components 2131 also with
Deform upon, to change the distance between the first capacitor board 21321 and the second capacitor board 21322, and then change two plates it
Between capacitance, capacitance liquid level meter 2132 can identify the height of liquid level in water tank box 212 according to the variation of capacitance, to work as
Prompt is sent out when water level is too low in water tank box 212.
As shown in Figure 3, wherein water suction cavity 5 is provided in water tank box 212, water suction cavity 5 is hollow tubular structure,
And the one end for the cavity 5 that absorbs water is connect with the top of water tank box 212, the other end extends to the bottom of water tank box 212.
In this embodiment, it in order to utmostly utilize the coolant liquid in water tank box 212, is provided in water tank box 212
Absorb water cavity 5, and the cavity 5 that absorbs water is hollow tubular structure, and water suction cavity 5 is vertically arranged in water tank box 212, and water sucting cavity
One end of body 5 is connect with the top of water tank box 212, and the other end of water suction cavity 5 extends to the bottom of water tank box 212, adopts
With such setting, water suction cavity 5 can persistently be protected liquid level in water tank box 212 before being flushed with 5 bottom of water suction cavity
Water suction state is held, to ensure after it will fill coolant liquid in water tank box 212 each time, can farthest utilize water
Coolant liquid in box body 212, under same amount of coolant liquid, reduce time for adding coolant liquid into water tank box 212
Number.
Specifically, in the present embodiment, elastic component 2131 is spring.
Specifically, in this embodiment, air blast part 1 is wind turbine.
Embodiment two
The present embodiment provides a kind of heat-exchange system, which has the heat-exchanger rig described in above-described embodiment one.
The heat-exchange system is identical as advantage possessed by the heat-exchanger rig described in above-described embodiment one, and details are not described herein.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of heat-exchanger rig, which is characterized in that including air blast part (1), cooling component (2), circulating line (3) and be equipped with air inlet
Mouthful and air outlet heat exchange babinet (4), the air blast part (1), the cooling component (2) and the circulating line (3) by up to
Under set gradually, and the cooling component (2) and the circulating line (3) are arranged in the heat exchange babinet (4)；
The cooling component (2) includes the cooling for storing the cooler bin of coolant liquid (21), being connected to the cooler bin (21)
(22) and multiple nozzles (23) on the cooling tube (22) are managed, multiple nozzles (23) are used for the circulation pipe
Coolant liquid is sprayed on (3) in road.
2. heat-exchanger rig according to claim 1, which is characterized in that the circulating line (3) include be equipped with inlet with
The pipeline body (31) of liquid outlet, the solution feed pump (32) that power is provided for the inlet and for empty in the solution feed pump (32)
The vacuum unit (33) that gas detaches；
The vacuum pump that the vacuum unit (33) includes gas water separation tank (331) and detaches for the solution feed pump (32) interior air
(332), the gas water separation tank (331) and the solution feed pump (32) are connected to the vacuum pump (332).
3. heat-exchanger rig according to claim 2, which is characterized in that the cooling component (2) further includes being located at described change
Hydrops case (24) below hot tank body (4), the hydrops case (24) is equipped with outlet pipe, and the outlet pipe is equipped with kinetic pump.
4. heat-exchanger rig according to claim 1, which is characterized in that the cooler bin (21) include water tank cavity (211),
Be arranged the water tank box (212) in the water tank cavity (211) and setting the water tank cavity (211) side wall with it is described
Liquid level unit (213) between the side wall of water tank box (212).
5. heat-exchanger rig according to claim 4, which is characterized in that the liquid level unit (213) includes elastic component
(2131) and capacitance liquid level meter (2132), the short transverse of the water tank box (212) are described equipped with the elastic component (2131)
Capacitance liquid level meter (2132) is pressed on the elastic component (2131).
6. heat-exchanger rig according to claim 5, which is characterized in that the capacitance liquid level meter (2132) includes described in setting
The side wall of water tank cavity (211) and the side wall of the water tank box (212) the first capacitor board (21321) and second electric between the two
Hold plate (21322)；
And the elastic component (2131) is arranged between first capacitor board (21321) and the second capacitor board (21322).
7. heat-exchanger rig according to claim 6, which is characterized in that be provided with water sucting cavity in the water tank box (212)
Body (5), the water suction cavity (5) are hollow tubular structure, and one end and the water tank box of the water suction cavity (5)
(212) top connection, the other end extend to the bottom of the water tank box (212).
8. according to claim 5-7 any one of them heat-exchanger rigs, which is characterized in that the elastic component (2131) is spring.
9. heat-exchanger rig according to claim 8, which is characterized in that the air blast part (1) is wind turbine.
10. a kind of heat-exchange system, which is characterized in that including any one of the claim 1-9 heat-exchanger rigs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183638.7U CN207866030U (en) | 2018-02-01 | 2018-02-01 | Heat-exchanger rig and heat-exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183638.7U CN207866030U (en) | 2018-02-01 | 2018-02-01 | Heat-exchanger rig and heat-exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207866030U true CN207866030U (en) | 2018-09-14 |
Family
ID=63460885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820183638.7U Active CN207866030U (en) | 2018-02-01 | 2018-02-01 | Heat-exchanger rig and heat-exchange system |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470153A (en) * | 2019-08-15 | 2019-11-19 | 中卫市蓝韵废弃资源综合利用有限公司 | A kind of highly-safe oil gas cooler |
| CN112723719A (en) * | 2021-01-07 | 2021-04-30 | 郑州旭飞光电科技有限公司 | Cooling system of substrate glass kiln |
| CN113677151A (en) * | 2021-07-21 | 2021-11-19 | 深圳国赛优瑞医疗科技有限公司 | Blood cell analyzer |
-
2018
- 2018-02-01 CN CN201820183638.7U patent/CN207866030U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470153A (en) * | 2019-08-15 | 2019-11-19 | 中卫市蓝韵废弃资源综合利用有限公司 | A kind of highly-safe oil gas cooler |
| CN110470153B (en) * | 2019-08-15 | 2021-03-26 | 中卫市蓝韵废弃资源综合利用有限公司 | High oil gas cooler of security |
| CN112723719A (en) * | 2021-01-07 | 2021-04-30 | 郑州旭飞光电科技有限公司 | Cooling system of substrate glass kiln |
| CN113677151A (en) * | 2021-07-21 | 2021-11-19 | 深圳国赛优瑞医疗科技有限公司 | Blood cell analyzer |
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