CN205558960U - Tunnel regional hypothermia device - Google Patents
Tunnel regional hypothermia device Download PDFInfo
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- CN205558960U CN205558960U CN201620177101.0U CN201620177101U CN205558960U CN 205558960 U CN205558960 U CN 205558960U CN 201620177101 U CN201620177101 U CN 201620177101U CN 205558960 U CN205558960 U CN 205558960U
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- tunnel
- refrigeration unit
- water source
- unit
- source refrigeration
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Abstract
The utility model discloses tunnel regional hypothermia device, including automatically controlled water resource heat pump central air conditioning unit, disrotatory axial fan, water resource heat pump central air conditioning unit is located tunnel ventilation position department, disrotatory axial fan set up in the host computer computer lab in the tunnel and with air conditioning unit connects, and still include and send the forced air cooled tube, send forced air cooled tube upper end to extend to the scene of excavating, the lower extreme with disrotatory axial fan intercommunication, still be provided with in the tunnel for the sump that air conditioning unit supplied water. Its aim at provides that an investment is little, easy operation, tunnel regional hypothermia device that the cooling effect is obvious, and the energy consumption that has adopted tunnel regional hypothermia greatly reduced that the device is right and not to the tunnel heat extraction, energy -conserving effect are showing and improve, have avoided hot harmful problem effectively, be favorable to the speeding up the work, guarantee the engineering quality.
Description
Technical field
This utility model relates to pit mining technical field, particularly relates to the tunnel cooling dress used in a kind of pit mining operation
Put.
Background technology
Along with the increase of the pit mining degree of depth, mining face under mine Climatic regionalization problem is increasingly severe.For this problem, at present
Gold mine 26 stage casing, chats Group Co., Ltd tinkling of pieces of jade south, Shandong face uses forced ventilation mode, though which is in certain journey
Heat evil problem is alleviated on degree, but owing to underground gushing water heat is big, so, the draft type of this routine is still difficult to meet fall
Temperature demand, the mean temperature of getting working face is also up to about 39 °, and therefore, heat evil problem the most seriously governs engineering and enters
Spend, affect construction quality.
Utility model content
The technical problems to be solved in the utility model is to provide one and invests little, simple to operate, local, cooling-down effect obvious tunnel
Heat sink, uses this device that tunnel carries out local cooling and greatly reduces energy consumption and not to tunnel heat extraction, and energy-saving effect is notable
Improve, efficiently avoid heat evil problem, be conducive to speeding up the work, ensureing construction quality.
This utility model tunnel local cooling device, including automatically controlled water-source heat-pump central air conditioner unit, Counter rotating axial flow Fan, institute
State water-source heat-pump central air conditioner unit and be positioned at the vent position of tunnel, the main frame machine that described Counter rotating axial flow Fan is arranged in tunnel
Air conditioning unit be connected in room and with described, also include sending forced air cooled tube, described in send forced air cooled tube upper end to extend to digging on-the-spot, lower end with
Described Counter rotating axial flow Fan connects, and is additionally provided with to the sump of described air conditioning unit water supply in described tunnel.
This utility model tunnel local cooling device, the wherein said air conditioning unit water source refrigeration unit that includes, described water source refrigeration machine
Setting refrigeration unit, control unit in group, the air inlet of described Counter rotating axial flow Fan is connected by air channel with water source refrigeration unit, send
Air port is connected with sending forced air cooled tube, is provided with tubaeform air-out collecting pipe, described air-out between described air inlet and water source refrigeration unit
One end that collecting pipe opening is little is connected with described air inlet, and one end that opening is big is connected with described water source refrigeration unit.
This utility model tunnel local cooling device, wherein said water source refrigeration unit is two, and described Counter rotating axial flow Fan is one
Platform, refrigeration unit, control unit in two described water source refrigeration unit are independent mutually, and two described water source refrigeration unit
Inside it is equipped with electric boiling plate.
This utility model tunnel local cooling device, wherein said send forced air cooled tube to be vertically suspended to top, described tunnel, described air-supply
The inner tube of cold pipe is flame retardant glass fiber reinforced plastic, and said inner tube is outside is coated with fire-retardant rubber and plastic warming plate, the outside fire-retardant glass of external application of described warming plate
Glass Colophonium silk cloth, described in send the quantity of forced air cooled tube be at least one joint, send described in two adjacent sections and between forced air cooled tube, use ring flange to connect.
This utility model tunnel local cooling device, is connected between wherein said water source refrigeration unit and sump and has water-supply-pipe, described
Water-supply-pipe is PE or PP-R pipe, and described water-supply-pipe is also equiped with centrifugal pump, y-type filter, hydrocyclone.
This utility model tunnel local cooling device, wherein said water source refrigeration unit is also associated with discharge pipe line, described sump
In backwater drain into the tunnel near water source refrigeration unit by described discharge pipe line, described discharge pipe line is provided with water flow switch,
Ball valve.
This utility model tunnel local cooling device, the shell of wherein said water source refrigeration unit uses stainless steel material to make, institute
The compressor stating water source refrigeration unit is screw compressor, and heat exchanger is corronil coaxial-type heat exchanger, and vaporizer is female thread
Copper pipe big pitch of fins hydrophilic finned heat exchanger.
This utility model tunnel local cooling device, is additionally provided with fire extinguisher in wherein said tunnel.
This utility model tunnel local cooling device, is additionally provided with chopper, catalyst, heat continue in wherein said water source refrigeration unit
Electrical equipment, time delays relay.
Heat sink of the present utility model investment is little, simple to operate, cooling-down effect obvious, is particularly well-suited to the pick of deeps mines only head
The tunnel, local of the difficulty of ventilating run into when entering.Water source refrigeration unit uses high-quality, efficient, the parts of low noise and material,
Simultaneously as the refrigeration modes of the feasible dual-energy-saving in this down-hole of water source type used, thus greatly reduce energy consumption Qie Buxiang lane
Road heat extraction, heat by water source refrigeration unit with after water take away, energy-saving effect significantly improves.In a word, cooling of the present utility model
Device efficiently avoid heat evil problem, is conducive to speeding up the work, ensureing construction quality.
Below in conjunction with the accompanying drawings tunnel local cooling of the present utility model device is described further.
Accompanying drawing explanation
Fig. 1 is the operation principle schematic diagram of this utility model tunnel local cooling device；
Fig. 2 is water source refrigeration unit unit front view in this utility model tunnel local cooling device；
Fig. 3 is water source refrigeration unit unit top view in this utility model tunnel local cooling device；
Fig. 4 is to send forced air cooled tube single tube main pseudosection in this utility model tunnel local cooling device；
Fig. 5 is to send forced air cooled tube single tube left view in this utility model tunnel local cooling device；
Fig. 6 is to send forced air cooled tube single tube left view profile in this utility model tunnel local cooling device；
Fig. 7 is water source refrigeration unit, Counter rotating axial flow Fan combinative structure schematic diagram in this utility model tunnel local cooling device；
Fig. 8 is that 26 tunnel, stage casing heat sinks of this utility model tunnel local cooling device embodiment arrange schematic diagram；
Fig. 9 is the partial enlarged drawing in Fig. 8 at A.
Detailed description of the invention
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 7, this utility model tunnel local cooling device includes water-source heat-pump central air conditioner machine
Group, Counter rotating axial flow Fan 2, send forced air cooled tube 3.Water-source heat-pump central air conditioner unit is positioned at the vent position of tunnel, including water source
Refrigeration unit 1, sets refrigeration unit, control unit in water source refrigeration unit 1, refrigeration unit, control unit, to axial flow rotary wind
The opening and closing of machine 2 is by the control of the electrical control cubicles 7 in main frame machine room 10 in tunnel.Water source refrigeration unit 1 is common operation of air conditioning systems,
Its concrete structure and using method can refer to common knowledge, do not repeat.Counter rotating axial flow Fan 2 is arranged at the main frame in tunnel
In machine room 10 and it is connected with air conditioning unit.Specifically, the air inlet of Counter rotating axial flow Fan 2 and water source refrigeration unit 1 pass through air channel
Being connected, air outlet is connected with sending forced air cooled tube 3, is provided with tubaeform air-out collecting pipe 21 between air inlet and water source refrigeration unit 1,
One end that air-out collecting pipe 21 opening is little is connected with air inlet, and one end that opening is big is connected with water source refrigeration unit 1.Send forced air cooled tube
It is on-the-spot that 3 upper ends extend to digging, and lower end connects with Counter rotating axial flow Fan 2.Shown in Fig. 4, Fig. 5, Fig. 6, the present embodiment
In, send forced air cooled tube 3 to be vertically suspended to top, tunnel, for reducing the refrigerating loss in air-supply windage and cold wind course of conveying as far as possible, send
The internal diameter of forced air cooled tube 3 can be 300mm, and its inner tube 32 is flame retardant glass fiber reinforced plastic, and inner tube is outside is coated with fire-retardant rubber and plastic warming plate 33,
The outside external application fireproof glass Colophonium silk cloth 34 of warming plate 33.The air-supply by internal diameter 300mm of the cold air of water source refrigeration unit 1
Cold pipe 3 is delivered near digging scene, along with the continuous driving in tunnel, can constantly extend lengthening air-supply, institute by sending forced air cooled tube 3
With, the quantity sending forced air cooled tube 3 is at least one joint, and when using two joints, two adjacent sections is sent and used ring flange 31 even between forced air cooled tube 3
Connect.When air supplying distance is long affect cooling-down effect time, the water source refrigeration unit 1 of machine room 10 and send forced air cooled tube 3 also can move forward to need
Appropriate location that want, near digging scene, return air is from the air of the temperature near ventilation well head relatively low (about 34 DEG C).
Preferably, above-mentioned water source refrigeration unit 1 is two, and Counter rotating axial flow Fan 2 is one.High in view of downhole temperature, wet
The features such as degree is big, corrosivity is strong, adding unit need to be easy to mobile, so refrigeration unit in two water source refrigeration unit 1,
Control unit is independent mutually.It is equipped with electric boiling plate in two water source refrigeration unit 1, to avoid internal electrical part to make moist simultaneously
Damage.
It is additionally provided with to the sump of air conditioning unit water supply in above-mentioned tunnel, is connected between water source refrigeration unit 1 and sump and has water-supply-pipe
4.When water source refrigeration unit 1 is two, two water source refrigeration unit 1 are provided with water inlet 14, water-supply-pipe 4 respectively with
Water inlet 14 on two units connects, and is that two units supply water.Water-supply-pipe 4 is that intensity is high, corrosion-resistant, environmental protection, the use longevity
Life is long, be applicable to PE or the PP-R pipe of subsurface environment, water-supply-pipe 4 is also equiped with centrifugal pump 41, y-type filter 42,
Hydrocyclone 43.Centrifugal pump 41 carries water source by power, and y-type filter 42 crosses all kinds of impurity in drainage, prevents plugging,
Hydrocyclone 43 can remove the little granule silt in water source, down-hole, uses the said equipment can extend heat sink whole service life.
Be also associated with discharge pipe line 5 in water source refrigeration unit 1, discharge pipe line 5 respectively with the outlet in two water source refrigeration unit 1
15 connect, and the backwater 9 in sump drains into the tunnel near water source refrigeration unit 1 by discharge pipe line 5, and discharge pipe line 5 sets
It is equipped with water flow switch 51, ball valve 52.The flowing of water flow switch 51 controllable flow is set, use ball valve 52 then can control and
Detection water flow size.The backwater 9 of water source refrigeration unit 1 can be back to the tunnel near water source refrigeration unit 1 or specify position.
Preferably, the shell of water source refrigeration unit 1 uses stainless steel material to make, and has fundamentally stopped to get rusty and spray-on coating
Obscission.
More severe in view of subsurface environment, for guaranteeing the service life of water source refrigeration unit 1, select weatherability strong, high temperature resistant,
The high-quality compressor of reliable in quality, international famous brand U.S. paddy wheel board screw compressor selected by the compressor 11 of the present embodiment.
In view of tunnel subsoil water contains chloride ion (1500ppm), for guaranteeing that set heat exchange device is not because change of water quality and infection make
With the life-span, therefore the heat exchanger 12 of water source refrigeration unit 1 selects the corronil coaxial-type heat exchanger of corrosion resistance and good.
The vaporizer 13 of water source refrigeration unit 1 is inner screw thread copper pipe big pitch of fins hydrophilic finned heat exchanger.Because of tunnel dirt in air mistake
Many, heat sink is again from water source refrigeration unit 1 top return air, sidewall air supply, so, the most all dirt of blower fan
Angstrom, foul all adsorb in evaporator external, above-mentioned inner screw thread copper pipe big pitch of fins hydrophilic finned heat exchanger is Easy-dismounting structure,
When surface is crossed dirty clean, clean more convenient.
Preferably, for meeting the fire-fighting demand in tunnel, fire extinguisher 6 in tunnel, it is additionally provided with.
Preferably, in water source refrigeration unit 1, it is additionally provided with chopper, catalyst, thermorelay, time delays relay, can spirit
Live and individually open and close, so, water source refrigeration unit 1 also has high-low pressure, hydropenia, water shortage, overheated, phase sequence guarantor
Protect, the defencive function such as time delay.
Shown in Fig. 9, below to the method utilizing said apparatus that local, tunnel is lowered the temperature as a example by 26 tunnels, stage casing
Illustrating, the method comprises the steps:
A, determine cooling load: calculate, according to tunnel condition, the refrigerating capacity that every meter of section in tunnel needs, and digging scene needs
The cooling section wanted, further according to cold-hot air convection exchange loss, design near the loss of cold air course of conveying and digging scene
The overall refrigerating effect of water source refrigeration unit 1 and input general power.Specifically, the tunnel air-conditioning experience in the past done according to applicant,
In tunnel under conditions of relative closure, few ventilation, in tunnel, every meter of section needs 2000～3000w refrigerating capacitys, and digging scene needs
Want the cooling section of 20～30m, add cold-hot air convection exchange near the loss of cold air course of conveying and digging scene and damage
Losing, the overall refrigerating effect proposing meter water source, tunnel refrigeration unit 1 is 110kw, unit input general power 24kw.
B, select the quantity of water source refrigeration unit 1, overall dimensions according to above-mentioned cooling load, and select corresponding compressor 11,
Heat exchanger 12, vaporizer 13, Counter rotating axial flow Fan 2, specifically, limited according to mining area winding cage size, the water source in tunnel
Refrigeration unit 1 is designed as two, and the overall dimensions of every water source refrigeration unit 1 are: long 1100mm × wide 700mm × height
1600mm, the unit after combination a size of: long 1100mm × wide 1400mm × high 1600mm.Meanwhile, reliable for realizing
Cold wind conveying, use big flow (15000m3/ h), the Counter rotating axial flow Fan 2 of high static pressure (1000pa), blower fan input power
Being 2 × 5.5KW, blower fan air supplying distance is up to more than 300mm.
C, forced air cooled tube 3 will be sent vertically to be suspended to top, tunnel, then by water source refrigeration unit 1 and Counter rotating axial flow Fan 2, and
Water source refrigeration unit 1 is connected respectively with sump.Such as, the maximum water consumption of water source refrigeration unit 1 can be 20m3/ h, this water source comes
Sump near in tunnel, it is, of course, also possible to for other mining area can supply equipment, can be according to demand in actual job
Select, do not enumerate.
D, the refrigeration unit of automatically controlled unlatching water source refrigeration unit 1, control unit, open Counter rotating axial flow Fan 2 simultaneously, and open-minded
Water-supply-pipe 4, discharge pipe line 5, carry out local cooling's process to tunnel until tunnel temperature is down to desired value.
The mean temperature 39 DEG C of face dry bulb 1 before 26 tunnel, stage casing coolings, relative humidity 90%, along tunnel inward
Certain distance, the mean temperature of dry bulb 2 200 36 DEG C, relative humidity 85%, the return air point dry bulb 3 300 near ventilation well head
Mean temperature 34 DEG C, relative humidity 82%, through above-mentioned cool-down method lower the temperature after, send dry bulb near the face of forced air cooled tube 3 upper end
The temperature of 1 is down to 28 DEG C, and relative humidity is down to 78%, and at tunnel inward 30m, the temperature of dry bulb 2 200 is down to
30 DEG C, relative humidity is down to 82%, and cooling-down effect is obvious.
Embodiment described above is only to be described preferred implementation of the present utility model, not to of the present utility model
Scope is defined, and on the premise of without departing from this utility model design spirit, those of ordinary skill in the art are to this utility model
The various deformation made of technical scheme and improvement, all should fall in the protection domain that this utility model claims determine.
Claims (9)
1. tunnel local cooling device, it is characterised in that: include automatically controlled water-source heat-pump central air conditioner unit, Counter rotating axial flow Fan
(2), described water-source heat-pump central air conditioner unit is positioned at the vent position of tunnel, and described Counter rotating axial flow Fan (2) is arranged at lane
Air conditioning unit be connected in main frame machine room (10) in road and with described, also include sending forced air cooled tube (3), described in send forced air cooled tube (3)
It is on-the-spot that upper end extends to digging, and lower end connects with described Counter rotating axial flow Fan (2), is additionally provided with to described air-conditioning in described tunnel
The sump that unit supplies water.
Tunnel local cooling the most according to claim 1 device, it is characterised in that: described air conditioning unit include automatically controlled water
Source refrigeration unit (1), sets refrigeration unit, control unit, described Counter rotating axial flow Fan (2) in described water source refrigeration unit (1)
Air inlet be connected by air channel with water source refrigeration unit (1), air outlet is connected with sending forced air cooled tube (3), described air inlet with
Be provided with tubaeform air-out collecting pipe (21) between water source refrigeration unit (1), described air-out collecting pipe (21) opening little one
End is connected with described air inlet, and one end that opening is big is connected with described water source refrigeration unit (1).
Tunnel local cooling the most according to claim 2 device, it is characterised in that: described water source refrigeration unit (1) is
Two, described Counter rotating axial flow Fan (2) is one, and refrigeration unit, control in two described water sources refrigeration unit (1) are single
Unit is independent mutually, and is equipped with electric boiling plate in two described water sources refrigeration unit (1).
Tunnel local cooling the most according to claim 3 device, it is characterised in that send forced air cooled tube (3) vertically to hang described in:
Hang in top, described tunnel, described in send the inner tube of forced air cooled tube (3) be flame retardant glass fiber reinforced plastic, the outside cladding of said inner tube (32) is fire-retardant
Rubber and plastic warming plate (33), outside external application fireproof glass Colophonium silk cloth of described warming plate (33) (34), described in send forced air cooled tube (3)
Quantity be at least one joint, send described in two adjacent sections and between forced air cooled tube (3), use ring flange (31) to connect.
5. according to the tunnel local cooling device according to any one of claim 2 to 4, it is characterised in that: described water source freezes
Be connected between unit (1) and sump have water-supply-pipe (4), described water-supply-pipe (4) be PE or PP-R pipe, described water-supply-pipe (4)
On be also equiped with centrifugal pump (41), y-type filter (42), hydrocyclone (43).
Tunnel local cooling the most according to claim 5 device, it is characterised in that: on described water source refrigeration unit (1)
Being also associated with discharge pipe line (5), the backwater (9) in described sump drains into water source refrigeration unit by described discharge pipe line (5)
(1) tunnel near, described discharge pipe line (5) is provided with water flow switch (51), ball valve (52).
Tunnel local cooling the most according to claim 6 device, it is characterised in that: described water source refrigeration unit (1)
Shell uses stainless steel material to make, and the compressor (11) at described water source refrigeration unit (1) is screw compressor, heat exchanger (12)
For corronil coaxial-type heat exchanger, vaporizer (13) is inner screw thread copper pipe big pitch of fins hydrophilic finned heat exchanger.
Tunnel local cooling the most according to claim 7 device, it is characterised in that: it is additionally provided with fire extinguisher in described tunnel
(6)。
Tunnel local cooling the most according to claim 6 device, it is characterised in that: in described water source refrigeration unit (1)
It is additionally provided with chopper, catalyst, thermorelay, time delays relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620177101.0U CN205558960U (en) | 2016-03-08 | 2016-03-08 | Tunnel regional hypothermia device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620177101.0U CN205558960U (en) | 2016-03-08 | 2016-03-08 | Tunnel regional hypothermia device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205558960U true CN205558960U (en) | 2016-09-07 |
Family
ID=56817113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620177101.0U Active CN205558960U (en) | 2016-03-08 | 2016-03-08 | Tunnel regional hypothermia device |
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| Country | Link |
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| CN (1) | CN205558960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756698A (en) * | 2016-03-08 | 2016-07-13 | 中矿金业股份有限公司 | Roadway partial cooling device and roadway partial cooling method |
-
2016
- 2016-03-08 CN CN201620177101.0U patent/CN205558960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756698A (en) * | 2016-03-08 | 2016-07-13 | 中矿金业股份有限公司 | Roadway partial cooling device and roadway partial cooling method |
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