CN208952464U - Return air residual heat in mine recycling system - Google Patents
Return air residual heat in mine recycling system Download PDFInfo
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- CN208952464U CN208952464U CN201821697707.2U CN201821697707U CN208952464U CN 208952464 U CN208952464 U CN 208952464U CN 201821697707 U CN201821697707 U CN 201821697707U CN 208952464 U CN208952464 U CN 208952464U
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- water
- heat exchanger
- return air
- hot water
- mine
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Abstract
The utility model provides a kind of return air residual heat in mine recycling system, including air ducting, wind heat exchanger assembly, water- to-water heat exchanger component, hot water transportation and distrubution apparatus and thermal water utilization device;The one end in the air duct of air ducting connects mine return air well, and the other end in air duct connects wind heat exchanger assembly;Hot water transportation and distrubution apparatus includes hot water feeding pipe and hot water return pipe, and hot water feeding pipe connects water- to-water heat exchanger component with one end of hot water return pipe, and the other end connects thermal water utilization device;It is connected between wind heat exchanger assembly and water- to-water heat exchanger component with copper pipe, wind heat exchanger assembly is used to absorb the heat in return air, and the heat that wind heat exchanger assembly absorbs is conducted the recirculated water into hot water transportation and distrubution apparatus by water- to-water heat exchanger component.
Description
Technical field
The utility model relates to mine waste heat recycling field more particularly to a kind of return air residual heat in mine recycling systems.
Background technique
Mine return air is a kind of good residual heat resources, but the return air of mine is typically all to be directly discharged into atmosphere at present, greatly
Amount residual heat resources are not utilized effectively, and have not only caused the waste of the energy, but also exacerbate greenhouse effects.
In the prior art, return air residual heat in mine recycling system mainly passes through spray water spray mine return air, thus
The heat in return air is absorbed, and the shower water for absorbing heat is stored up in collecting-tank, then shower water is converted by water resource heat pump
The higher hot water of temperature is used for mining area.
In above-mentioned technology, the recovery system overall structure that sprinkling equipment, collecting-tank and water resource heat pump equipment are constituted is more multiple
It is miscellaneous, design difficulty is increased, cost of stepping up its investment.
Above- mentioned information are only used for reinforcing the understanding to the background of the utility model disclosed in the background technology part, because
This it may include the information not constituted to the prior art known to persons of ordinary skill in the art.
Utility model content
One main purpose of the utility model is to overcome at least one defect of the above-mentioned prior art, provides a kind of knot
The return air residual heat in mine recycling system that structure is simple and recovery efficiency is high.
For achieving the above object, the utility model adopts the following technical solution:
One aspect according to the present utility model provides a kind of return air residual heat in mine recycling system, including wind-guiding
Device, wind heat exchanger assembly, water- to-water heat exchanger component, hot water transportation and distrubution apparatus and thermal water utilization device;The wind of the air ducting
The one end in road connects mine return air well, and the other end in the air duct connects the wind heat exchanger assembly;The hot water transportation and distrubution apparatus
Including hot water feeding pipe and hot water return pipe, the hot water feeding pipe connects the water with one end of the hot water return pipe and changes
Hot device assembly, the other end connect the thermal water utilization device;It is used between the wind heat exchanger assembly and the water- to-water heat exchanger component
Copper pipe connection, the wind heat exchanger assembly are used to absorb heat in return air, and the water- to-water heat exchanger component is by the wind heat exchanger
The heat that component absorbs conducts the recirculated water into the hot water transportation and distrubution apparatus.
An embodiment according to the present utility model, the water- to-water heat exchanger component include water inlet and water outlet, described
Hot water feeding pipe is connected to the water outlet, and the hot water return pipe is connected to the water inlet.
An embodiment according to the present utility model, the wind heat exchanger assembly include first side and second side,
The first side and contacting external air, the second side are contacted with the return air in the air ducting.
An embodiment according to the present utility model, the thermal water utilization device can be mine air inlet preheating device and/
Or shower bath and/or heating installation.
An embodiment according to the present utility model, the air ducting include horizontal wind guide channel and bending wind guide channel,
The both ends of the horizontal wind guide channel are separately connected the mine return air well and the bending wind guide channel, described to be bent the another of wind guide channel
One end connects the wind heat exchanger assembly.
An embodiment according to the present utility model, the hot water transportation and distrubution apparatus further include water circulating pump component, and being used for will
The recirculated water is successively in the water- to-water heat exchanger component, the hot water feeding pipe, the thermal water utilization device and the hot water
It is recycled between return pipe.
The water outlet of an embodiment according to the present utility model, the water circulating pump component is provided with check valve.
An embodiment according to the present utility model, the hot water transportation and distrubution apparatus further includes water replanishing device, for supplementing
State recirculated water.
An embodiment according to the present utility model, the hot water transportation and distrubution apparatus further includes water softening device, for reducing
The hardness of tap water.
An embodiment according to the present utility model, further includes automatic control system, for monitoring more than the mine return air
Recuperation of heat utilizes the working condition of system.
As shown from the above technical solution, effect the advantages of the return air residual heat in mine recycling system of the utility model and actively
Fruit is:
By utilizing air source heat pump technology, so that mine return air is directly contacted with wind heat exchanger assembly, heat is from return air
In be transferred in wind heat exchanger assembly, the heat in return air is transferred in recirculated water by water- to-water heat exchanger component again later.Phase
Than the prior art, the design of spray wetting system and tank is eliminated, so that the structure of the recovery system of the utility model is more
Add simple.
In addition, the utility model, which only passes through air source heat pump, to be transferred to heat in recirculated water from mine return air,
It is first transferred heat in recirculated water with shower water by heat absorption, then by water resource heat pump compared to the prior art, this is practical
The system of novel offer substantially increases the recovery efficiency of mine return air heat.
Detailed description of the invention
Its example embodiment is described in detail by referring to accompanying drawing, above and other feature and advantage of the utility model will
It becomes readily apparent from.
Fig. 1 is a kind of schematic diagram of return air residual heat in mine recycling system shown according to an illustrative embodiments.
Fig. 2 is the working principle according to wind heat exchanger assembly and water- to-water heat exchanger component shown in an illustrative embodiments
Figure.
Wherein, the reference numerals are as follows:
1, air ducting;11, horizontal wind guide channel;12, it is bent wind guide channel;2, wind heat exchanger assembly;21, copper pipe;22, first
Side;23, second side;24, evaporator;25, compressor;3, water- to-water heat exchanger component;31, water inlet;32, water outlet;33, cold
Condenser;34, expansion valve;4, hot water transportation and distrubution apparatus;41, hot water feeding pipe;42, hot water return pipe;43, water circulating pump component;
431, water circulating pump;432, check valve;433, filter;434, it is flexible coupling;44, small pump;45, water softening device;451, it sets
Rouge tank;452, salt box;5, thermal water utilization device;6, mine return air well.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein;On the contrary, thesing embodiments are provided so that this is practical new
Type will be full and complete, and the design of example embodiment is comprehensively communicated to those skilled in the art.It is identical in figure
Appended drawing reference indicates same or similar structure, thus the detailed description that will omit them.
Although the term of relativity is used in this specification, for example, "upper", "lower" come describe a component of icon for
The relativeness of another component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in
Exemplary direction.It is appreciated that, if making it turn upside down the device overturning of icon, the component described in "upper" will
The component in "lower" can be become.Term of other relativities, such as "top", "bottom" etc. also make have similar meaning.Term " one
It is a ", " one ", "the" and " described " to indicate there are one or more elements/component part/etc.;Term " comprising " and " tool
Have " to indicate the open meaning being included and refer to that the element/component part/in addition to listing can also deposit other than waiting
Other element/component part/etc.;Term " first ", " second ", " third " and " the 4th " etc. is only used as label, no
It is the quantity limitation to its object.
Inventive conception is that: air source heat pump technology is utilized, is absorbed in mine return air by wind heat exchanger assembly 2
Heat and water- to-water heat exchanger component 3 conduct heat into recirculated water, and then supply for the preheating of mine air inlet, mining area shower, mining area
Warm or other thermal water utilizations of mining area devices have achieved the effect that energy saving instead of traditional coal-fired, fuel oil or electric energy.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model, it is in the absence of conflict, following
Embodiment in feature can be combined with each other.
Referring to Fig. 1, in the present embodiment, the return air residual heat in mine recycling system of the utility model, including wind-guiding
Device 1, wind heat exchanger assembly 2, water- to-water heat exchanger component 3, hot water transportation and distrubution apparatus 4 and thermal water utilization device 5.Air ducting 1
The one end in air duct is connected to mine return air well 6, and the other end in air duct is connected to wind heat exchanger assembly 2.Hot water transportation and distrubution apparatus 4 includes
One end of hot water feeding pipe 41 and hot water return pipe 42, hot water feeding pipe 41 and hot water return pipe 42 is connected to water- to-water heat exchanger group
Part 3, the other end are connected to thermal water utilization device 5.It can be connected with copper pipe 21 between wind heat exchanger assembly 2 and water- to-water heat exchanger component 3
It connects.Wind heat exchanger assembly 2 is used to absorb the heat in return air, and the heat that water- to-water heat exchanger component 3 absorbs wind heat exchanger assembly 2 passes
It is directed at the recirculated water flowed in hot water transportation and distrubution apparatus 4.
Specifically, as shown in Fig. 2, wind heat exchanger assembly 2 may include evaporator 24 and compressor 25, water- to-water heat exchanger
Component 3 may include condenser 33 and expansion valve 34.Evaporator 24, compressor 25, condenser 33 and expansion valve 34 are constituted
Net for air-source heat pump units.It can be connected with copper pipe 21 between above-mentioned evaporator 24, compressor 25, condenser 33 and expansion valve 34
It connects, stores heat-transfer working medium in copper pipe 21.Heat-transfer working medium can be iso-butane, normal butane, freon etc. or above-mentioned several substances
Combination.The boiling point of heat-transfer working medium under normal pressure is very low, is subzero 40 DEG C, and freezing point is subzero 100 DEG C hereinafter, the substance is in temperature
It spends in lower situation and is in a liquid state.Therefore after heat-transfer working medium and mine return air (substantially 8 DEG C of temperature) contact, heat-transfer working medium is rapid
Vaporization.
At work the following detailed description of wind heat exchanger assembly 2 and water- to-water heat exchanger component 3, how by the heat in mine return air
Measure the working principle being transferred in recirculated water:
Heat-transfer working medium in evaporator 24 absorbs the heat in mine return air, and heat-transfer working medium vaporizes in evaporator 24, locates
Heat-transfer working medium under low temperature becomes the gas under high-temperature high-pressure state after the compression of compressor 25, high temperature and pressure
Gas is sent to condenser 33.Since the temperature of heat-transfer working medium is higher than the temperature of recirculated water, heat-transfer working medium is followed by temperature is lower
The effect of ring water, heat-transfer working medium becomes liquid from gas, while releasing heat, so that the temperature of recirculated water increases.Liquid state
After the expanded valve 34 of heat-transfer working medium under state throttles, Returning evaporimeter 24, repeat above-mentioned movement under pressure.It is followed above-mentioned
In ring, transfer of the heat from mine return air into recirculated water is realized.
As shown in Figure 1, a wind heat exchanger assembly 2 and a water- to-water heat exchanger component 3 constitute one group of net for air-source heat pump units,
It should be understood that multiple groups air-source can be arranged according to the size of the air output of mine return air in those skilled in the art
Heat pump unit.In the present invention, the quantity of wind heat exchanger assembly 2 and water- to-water heat exchanger component 3 is not particularly limited.
Further, water- to-water heat exchanger component 3 includes water inlet 31 and water outlet 32, and hot water feeding pipe 41 connects water outlet
32, hot water return pipe 42 connects water inlet 31.Recirculated water after heating is flowed out from water outlet 32, by hot water feeding pipe 41
Thermal water utilization device 5 is flowed into, thermal water utilization device 5 is, for example, that mine enters the wind preheating device, and recirculated water is by mine air inlet preheating
After device, due to being transferred in mine air inlet, temperature accordingly reduces the temperature of recirculated water.By the work of water circulating pump component 43
With the recirculated water that temperature reduces flows into water inlet 31 by hot water return pipe 42, above-mentioned heating process is repeated, later again by going out
The mouth of a river 32 flows into hot water feeding pipe 41, and so on.
Further, as shown in Figure 1, wind heat exchanger assembly 2 includes first side 22 and second side 23, first side
22 and contacting external air, second side 23 contacted with the return air in air ducting 1.Mine return air along air ducting 1 wind
Road flowing, contacts with the second side 23 of wind heat exchanger assembly 2 first, and return air enters wind heat exchanger assembly 2 by second side 23.
The return air that heat transfer is completed in wind heat exchanger assembly 2, is discharged into outside air by first side 22.
Further, thermal water utilization device 5 can be mine air inlet preheating device, shower bath, heating installation or other
Need the combination of the device or above-mentioned thermal water utilization device using hot water.In the present invention, not to thermal water utilization device
5 concrete type limits, for purposes of illustration only, schematically being said so that thermal water utilization device 5 is mine air inlet preheating device
It is bright.
Further, air ducting 1 includes horizontal wind guide channel 11 and bending wind guide channel 12, the both ends of horizontal wind guide channel 11
It is separately connected mine return air well 6 and bending wind guide channel 12, the other end of bending wind guide channel 12 connects wind heat exchanger assembly 2.In mine
Horizontal wind guide channel 11 and bending wind guide channel 12 are disposed between well returnairshaft 6 and wind heat exchanger assembly 2.Horizontal wind guide channel 11
Be approximately perpendicular to mine return air well 6 so that return air from mine return air well 6 flow out after, due to the air-flow side of horizontal wind guide channel 11
To substantially vertical with the airflow direction of mine return air well 6, the flow direction of air-flow is blocked, and then slow down the flow velocity of return air.Reduction of speed
Return air afterwards enters bending wind guide channel 12, and since bending wind guide channel 12 is in bending, air duct is gentle, so that return air is by curved
After bent wind guide channel 12, become uniformly gentle, and then ensure that contact area and the time of contact of wind heat exchanger assembly 2 and return air,
Improve heat exchange efficiency.
Further, hot water transportation and distrubution apparatus 4 further includes water circulating pump component 43, is used for recirculated water successively in water- to-water heat exchanger
It is recycled between component 3, hot water feeding pipe 41, thermal water utilization device 5 and hot water return pipe 42.
Further, the two sides of water circulating pump 431, which are respectively arranged with, is flexible coupling 434, prevents water circulating pump 431 worked
The vibration that generates in journey and noise transmission are to hot water return pipe 42 or other mechanisms.
Further, the water outlet of water circulating pump 431 is additionally provided with check valve 432, so that recirculated water can only be along one
Direction flowing, anti-backflow.
Further, the water inlet end of water circulating pump 431 is additionally provided with filter 433, is used for filtration cycle water.
It should be understood that water circulating pump component 43 can be set to multiple groups, and in the present embodiment, water circulating pump component
43 are set as three groups.During the work time, two groups of water circulating pump components 43 use, and one group of water circulating pump component 43 is spare.
Further, hot water transportation and distrubution apparatus 4 further includes water replanishing device, for supplementing recirculated water.Water replanishing device includes moisturizing
Pump 44, be flexible coupling 434 and check valve 432, and working principle is similar with water circulating pump component 43, is not described in detail again.
Further, hot water transportation and distrubution apparatus 4 further includes water softening device 45, can directly be connect with tap water.It is soft to change
Water installations include resin container 451 and salt box 452, and resin container 451 is used to remove the calcium ions and magnesium ions in tap water, are carried out to water soft
Change.Salt box 452 can provide salt water, to pass through resin container 451, so that resin container 451 restores softening function of exchange.Come in detail
It says, tap water is introduced into resin container 451, and resin container 451 cements out the calcium ions and magnesium ions in tap water.When resin container 451 is inhaled
After receiving a certain amount of calcium ions and magnesium ions, the efficiency of resin removal calcium ions and magnesium ions is gradually reduced, therefore need to be regenerated.Regenerative process is exactly
With the salt water in salt box 452 by resin, the calcium ions and magnesium ions on resin are cemented out, are discharged outside resin container 451, so that resin
Restore softening function of exchange.
Further, the return air residual heat in mine recycling system of the utility model further includes automatic control system, is used for
The working condition of monitoring mine return air residual heat recycling system.
In conclusion advantages and beneficial effects of the utility model lie in that
By utilizing air source heat pump technology, so that mine return air is directly contacted with wind heat exchanger assembly, heat is from return air
In be transferred in wind heat exchanger assembly, the heat in return air is transferred in recirculated water by water- to-water heat exchanger component again later.Phase
Than the prior art, the design of spray wetting system and tank is eliminated, so that the structure of the recovery system of the utility model is more
Add simple.
In addition, the utility model, which only passes through air source heat pump, to be transferred to heat in recirculated water from mine return air,
It is first transferred heat in recirculated water with shower water by heat absorption, then by water resource heat pump compared to the prior art, this is practical
The system of novel offer substantially increases the recovery efficiency of mine return air heat.
It should be appreciated that the utility model be not limited in its application to this specification proposition component detailed construction and
Arrangement.The utility model can have other embodiments, and can realize and execute in many ways.Aforementioned change
Shape form and modification are fallen in the scope of the utility model.It should be appreciated that this reality of this disclosure and restriction
It is mentioned or all alternative groups of two or more apparent independent features with the novel text and/or drawings that extend to
It closes.All these different combinations constitute multiple alternative aspects of the utility model.Embodiment described in this specification is said
The best mode for becoming known for realizing the utility model is illustrated, and those skilled in the art will be enable practical new using this
Type.
Claims (10)
1. a kind of return air residual heat in mine recycling system, which is characterized in that changed including air ducting, wind heat exchanger assembly, water
Hot device assembly, hot water transportation and distrubution apparatus and thermal water utilization device;
The one end in the air duct of the air ducting connects mine return air well, and the other end in the air duct connects the wind heat exchanger group
Part;
The hot water transportation and distrubution apparatus includes hot water feeding pipe and hot water return pipe, the hot water feeding pipe and the hot water backwater
One end of pipe connects the water- to-water heat exchanger component, and the other end connects the thermal water utilization device;
It is connected between the wind heat exchanger assembly and the water- to-water heat exchanger component with copper pipe, the wind heat exchanger assembly is for absorbing
Heat in return air, the water- to-water heat exchanger component conduct the heat that the wind heat exchanger assembly absorbs defeated to the hot water
With the recirculated water in device.
2. return air residual heat in mine recycling system as described in claim 1, which is characterized in that the water- to-water heat exchanger component packet
Include water inlet and water outlet, the hot water feeding pipe is connected to the water outlet, the hot water return pipe be connected to it is described into
The mouth of a river.
3. return air residual heat in mine recycling system as described in claim 1, which is characterized in that the wind heat exchanger assembly packet
Include first side and second side, the first side and contacting external air, the second side and the air ducting
In the return air contact.
4. return air residual heat in mine recycling system as described in claim 1, which is characterized in that the thermal water utilization device can
To be mine air inlet preheating device and/or shower bath and/or heating installation.
5. return air residual heat in mine recycling system as described in claim 1, which is characterized in that the air ducting includes water
Flat wind guide channel and bending wind guide channel, the both ends of the horizontal wind guide channel are separately connected the mine return air well and the bending is led
The other end in air duct, the bending wind guide channel connects the wind heat exchanger assembly.
6. return air residual heat in mine recycling system as described in any one in claim 1-5, which is characterized in that the hot water is defeated
It further include water circulating pump component with device, for the recirculated water successively to supply water in the water- to-water heat exchanger component, the hot water
It is recycled between pipe, the thermal water utilization device and the hot water return pipe.
7. return air residual heat in mine recycling system as claimed in claim 6, which is characterized in that the water circulating pump component
Water outlet is provided with check valve.
8. return air residual heat in mine recycling system as described in any one in claim 1-5, which is characterized in that the hot water is defeated
It further include water replanishing device with device, for supplementing the recirculated water.
9. return air residual heat in mine recycling system as claimed in claim 8, which is characterized in that the hot water transportation and distrubution apparatus is also
Including water softening device, for reducing the hardness of tap water.
10. return air residual heat in mine recycling system as described in any one in claim 1-5, which is characterized in that further include certainly
Autocontrol system, for monitoring the working condition of the return air residual heat in mine recycling system.
Priority Applications (1)
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CN201821697707.2U CN208952464U (en) | 2018-10-19 | 2018-10-19 | Return air residual heat in mine recycling system |
Applications Claiming Priority (1)
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CN201821697707.2U CN208952464U (en) | 2018-10-19 | 2018-10-19 | Return air residual heat in mine recycling system |
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CN208952464U true CN208952464U (en) | 2019-06-07 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020078069A1 (en) * | 2018-10-19 | 2020-04-23 | 中国恩菲工程技术有限公司 | System for recycling surplus heat in mine return air |
EA039793B1 (en) * | 2018-10-19 | 2022-03-15 | Чайна Энфи Инжениринг Корпорейшн | System for recycling and recovery of waste heat for mine return air |
-
2018
- 2018-10-19 CN CN201821697707.2U patent/CN208952464U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020078069A1 (en) * | 2018-10-19 | 2020-04-23 | 中国恩菲工程技术有限公司 | System for recycling surplus heat in mine return air |
EA039793B1 (en) * | 2018-10-19 | 2022-03-15 | Чайна Энфи Инжениринг Корпорейшн | System for recycling and recovery of waste heat for mine return air |
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