CN2242336Y

CN2242336Y - Device for purifying air in mine tunnel

Info

Publication number: CN2242336Y
Application number: CN 95227925
Authority: CN
Inventors: 高飞龙
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-12-06
Filing date: 1995-12-06
Publication date: 1996-12-11
Anticipated expiration: 2005-12-06

Abstract

The utility model discloses a device for purifying air in mine tunnels, which comprises a motor, a draught fan, a water pump, a water tank, a disinfecting chamber and a dust reducing chamber. The disinfecting chamber has at least two mutually communicated layers, and high temperature resistant magnetic pipes are arranged in the disinfecting chamber. The dust reducing chamber has at least two mutually communicated layers, and spray pipes are arranged in the dust reducing chamber. One end of the draught fan in connected with the dust reducing chamber and the other end of the draught fan is connected with an air outlet pipe. At the time of work, fume and dust are sucked in the disinfecting chamber in which poisonous gases can be oxidized into non-poisonous gases which enters the dust reducing chamber for cooling and cleaning. Thus the air can be purified. The utility model can improve the working conditions, can increase the work efficiency, has the advantages of small volume, light weight, low cost, strong applicability, low consumption and energy saving, and can be used for blasting operation such as tunnel excavation, etc.

Description

The tunnel air cleaning unit

The utility model relates to a kind of purifier, relates to a kind of bursting work such as roadway that is used for specifically, purifies the tunnel air cleaning unit of working environment after the explosion.

At present, in the pit mining operation, comparatively abominable with the work situation in bursting work places such as roadway digging, after the explosion, toxic gas and dust are flooded with whole working environment, for improving working environment, all adopt dust removal by ventilation equipment now, this kind equipment power consumption is big, and the working time is long, thereby influence the operating efficiency of digging operation, particularly in the excavation operation of down-hole dead face, because of dust-producing amount is big, operating environment is more abominable, drain time is longer, seriously jeopardizes health of operators.For addressing the above problem, the patent No. is ZL92216537, name is called the utility model patent of " mining air clarifier ", a dust-settling compartment is established in employing, be provided with the electric heating sterilizing room at the dust-settling compartment arrival end, the dust-settling compartment middle part is evenly equipped with the sprayer that can form water curtain, though this device has proposed a kind of solution, but because being provided with of each parts is unreasonable, cause the peripheral passage of flue gas short, not thorough to the sterilization of toxic gas, dust-laying effect is bad, inefficiency is so can not apply in real work.

The purpose of this utility model is to provide a kind of can effectively eliminate poison gas and the dust that produces after the down-hole mining bursting work, and volume is little, conveniently moving, power consumption is low, purifying rate is high tunnel air cleaning unit.

The purpose of this utility model is achieved in that this device comprises the motor that is assembled on the support, air-introduced machine, water pump, water tank, electric controller, at least one sterilizing room and a dust-settling compartment, said sterilizing room is at least two-layer being interconnected, interior dress is by the little sterilizing room of the high temperature resistant magnetic tube of electric controller control, at lower floor little sterilizing room front end inlet place tubaeform suction inlet is installed, said dust-settling compartment is at least the two-layer little dust-settling compartment that is interconnected, in each little dust-settling compartment the sparge pipe that is connected with water pump by feed pipe is housed, the outlet of said little sterilizing room connects said little dust-settling compartment inlet, said air-introduced machine one terminates at the dust-settling compartment outlet, this air-introduced machine other end airduct that runs in, the other end of this exhaust duct is connected on the air nozzle of tubaeform suction inlet.During work, tubaeform suction inlet is opened, be installed on the tubaeform suction inlet, blow to the front side by the exhaust duct that air-introduced machine drives, prevent that flue gas and dust from running away, simultaneously because air-introduced machine work, flue gas and dust are by tubaeform suction inlet inspiration sterilizing room, high temperature resistant magnetic tube by electric controller control is oxidized to nontoxic carbon dioxide with poisonous carbon monoxide at a certain temperature, non-toxic gas and dust enter dust-settling compartment through sterilizing room, water pipe in the dust-settling compartment is drawn the water in the water tank and is sprayed into water curtain under the water pump effect, buffer gas flow and cooling are given a dinner of welcome, at last from dust-settling compartment outlet enter air-introduced machine for nontoxic, dustless, warm and humid gas and by exhaust duct row to work plane.

Above said sterilizing room be one and be divided into the little sterilizing room that upper, middle and lower-ranking is interconnected.

Above said dust-settling compartment be divided into left dust-settling compartment and the right dust-settling compartment that is interconnected and is distributed in said sterilizing room both sides, left and right dust-settling compartment respectively has the upper and lower two-layer little dust-settling compartment that is interconnected.

The rotary type sparge pipe that is communicated with feed pipe is installed in said in the above each little dust-settling compartment exit.

The plate downstream that gutter channel is arranged in the middle of one is installed in said in the above every layer little dust-settling compartment bottom.Can reduce the temperature that flows into the water the water tank from dust-settling compartment.

Said in the above sterilizing room front end is installed oxygen cylinder, and this oxygen bottleneck is connected on the fumarole of tubaeform suction inlet.Prevent the oxygen deficiency in the flue gas and cause carbonomonoxide concentration too high.

High-pressure air hose and high-pressure water pipe are installed on said tubaeform suction inlet.Purify and squirt rock, scrub the tunnel so that the flue gas of the scope of operation blown out.

Above said support be fixedly mounted on the locomotive, install on the axletree of said locomotive that coil of cable is put case and the water pipe volume is put case, the cable inlet place of putting case at said coil of cable is provided with a sprinkler head.

Alarm and dust gauge are installed on the said in the above exhaust duct.At any time quote the content of toxic gas and dust.

The utility model makes flue gas and dust form nontoxic, dustless and warm and humid gas behind sterilization and depositing dust and discharges from exhaust duct because sterilizing room and dust-settling compartment are set, and has reached the purpose that effectively purifies air; Again since the outlet of exhaust duct be connected on the air nozzle of tubaeform suction inlet for spray wind usefulness, thereby shorten the clarification time, improve the construction operation condition, accelerate construction speed, increased work efficiency, saved former all ventilation equipments, reduced the down-hole obstacle, made the trade spacious clean and tidy, the hole wall is not contaminated, this machine is rational in infrastructure, volume is little, and is in light weight, and cost is low, simple to operate, purifying rate height, and low-loss and energy-saving can be widely used in the air purification of bursting work environment such as roadway digging.

Of the present utility model being also advantageous in that: the complete machine conveniently moving, can enter the workplace at any time, can provide the work water for oneself at water tank, can utilize the down-hole to supply water again, cable and water pipe volume are put freely, have increased the compliance of this machine.This machine has been equipped with alarm and dust gauge, can regulate job schedule according to the content of toxic gas in the Purge gas and dust at any time, and is flexible, the purifying rate height.This machine also can be installed oxygen cylinder oxygen supply in flue gas, effectively prevents the excessive concentration of toxic gas in the flue gas and purifies not exclusively, has further improved working environment.

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.

Fig. 1 is an internal construction schematic diagram of the present utility model

Fig. 2 is a vertical view of the present utility model

Fig. 3 is the internal construction schematic diagram of the utility model sterilizing room

Fig. 4 is the internal construction schematic diagram of the utility model dust-settling compartment.

Shown in Fig. 1-4, support of the present utility model is installed on the locomotive 25, water tank 24 is installed on support, this is the middle sterilizing room 6 of installing above water tank 24, on the sterilizing room 6 minutes, in, three layers of little sterilizing room that are interconnected down, each installs a left side in sterilizing room 6 both sides, right two dust-settling compartments 1 are communicated with sterilizing room 6, connect a tubaeform suction inlet 7 at the front end inlet place of sterilizing room 6, this is tubaeform, and suction inlet 7 is square foldable, the air nozzle 8 of uniform all around installation exhaust duct 19, the other end of exhaust duct 19 is mounted on the air-introduced machine 11 of dust-settling compartment 1 outlet, arrive the workplace, id-motor 2 work, wind is through spraying wind by the air nozzle 8 on the tubaeform suction inlet 7 to the hole wall exhaust duct 19 after, and purpose is to prevent that flue gas from running away, and can water down carbonomonoxide concentration, in order to avoid a fosterization carbon content reaches explosion limit,, on tubaeform suction inlet 7, glass peephole 18 is set for observing the place ahead situation.Said sterilizing room 6 bags are anticorrosion, isolation layer 4, the little sterilizing room in middle level is connected in lower floor's little sterilizing room rear portion outlet, the little sterilizing room in upper strata is connected in the anterior outlet of the little sterilizing room in middle level, the outlet of the little sterilizing room in upper strata is connected on the inlet of right side dust-settling compartment 1, each dust-settling compartment 1 is divided into, two-layer down, in the little sterilizing room of each layer, be provided with the high temperature resistant magnetic tube 3 that 6 rows are become by the resistance wire dish, after the energising, the resistance wire self-temperature can reach 1300 degree, and make on every side and to heat up, at this moment make temperature be controlled at the 250-400 degree with electric controller 9, the air-introduced machine 11 that the is connected on dust-settling compartment 1 outlet simultaneously dust-settling compartment 1 that weaves throngh, sterilizing room 6, from tubaeform suction inlet 7 poison gas and dust are sucked the little sterilizing room of lower floor, flue gas runs into high temperature magnetic tube 3 back toxic gas carbon monoxide and is oxidized to nontoxic carbon dioxide, harmless to the people, and in dust-settling compartment, also to further handle, little sterilizing room 6 is three layers, gas weaves throngh these three layers, and 3 pairs of air-flows of high temperature magnetic tube also can play cushioning effect, the time that prolong smoke stops in sterilizing room, little sterilizing room outlet enters the little dust-settling compartment in upper strata, right side from the upper strata after so the toxic gas in the flue gas can be oxidized to non-toxic gas fully, in each little dust-settling compartment, the feed pipe 21 that is connected with water pump 10 all is installed, countless sparge pipes 5 are installed below feed pipe 21, water pump 10 sprays the water in the water tank 24 from sparge pipe 5 by feed pipe 21 with the water curtain shape, buffer gas flow, wash dust in flue gas, and the high-temperature gas that will from sterilizing room 6, discharge cooling, outlet at little dust-settling compartment also is provided with the rotary type sparge pipe 23 that is connected on feed pipe 21, in rotary type sparge pipe 23, add NaOH, make carbon dioxide generate the sodium carbonate precipitation with the sodium hydroxide solution chemically reactive, nitrogen in the while gas, compounds such as sulphur have under the condition of water at high temperature, generate nitric acid, nitrous acid, sulfuric acid, sulfurous acid flows out with water, for preventing that the high temperature water in the dust-settling compartment 1 from flowing directly into the temperature that water tank improves water in the water tank, every layer little dust-settling compartment bottom the middle plate downstream 22 that gutter channel is arranged is installed, is made high temperature water through last, plate 22 circulation cooling backs flow into water tank 24 downstream down.Because the port of export at dust-settling compartment is installed air-introduced machine 11, under the effect of air-introduced machine 11, the loop condition of flue gas and dust is as follows: the flue gas and the dust of discharging from sterilizing room 6 enter the little dust-settling compartment in upper strata, right side, enter the little dust-settling compartment of lower floor from the front end exit of the little dust-settling compartment in upper strata, right side, enter the little dust-settling compartment of left side lower floor from the back outlet of the little dust-settling compartment of right side lower floor, enter the little dust-settling compartment in upper strata from the little dust-settling compartment front end exit of left side lower floor, flue gas and dust are through a left side like this, the circuitous cooling of giving a dinner of welcome of right dust-settling compartment, last water flows into water tank 24 from dust-settling compartment 1, purified gas enters from air-introduced machine 11 sucking-offs that are connected on dust-settling compartment 1 port of export and discharges and blow to the purification work plane the exhaust duct 19.Not thorough for preventing sterilization and purification, on exhaust duct 19, establish an alarm 12 and side dirt instrument 13, quote the content of toxic gas and dust at any time, if the toxic gas of discharging and the content height of dust, the pace that then can slow down, dust is removed in thorough disinfection.Side installation coil of cable is put case on the axletree of locomotive 25, opposite side installation water pipe volume is put case, advancing or retreat along with locomotive 25, cable and water pipe volume are put freely, convenient clean and tidy during work, for preventing that dirt etc. from involving in coil of cable and putting in the case, the cable inlet end of putting case at coil of cable is installed sprinkler head 20, to involve in the case behind the cleaning cable again.Cause the carbon monoxide oxidation incomplete for preventing that oxygen in the flue gas of the place ahead is not enough, put a small oxygen gas cylinder 16 at the front end of sterilizing room 6, the venthole of oxygen cylinder 16 is installed on the fumarole 17 of tubaeform suction inlet 7, in case of necessity can be in flue gas oxygenation.Also be connected to high-pressure air hose 15 and high-pressure water nozzle 14 on the tubaeform suction inlet 7, advance to apart from about 10 meters of the scope of operations at this device, the rock that falls blocks the way, at this moment open high-pressure air hose 15, high-pressure blast is blowed to the scope of operation, the flue gas that remains on the scope of operation is blown out purification, squirt rock with high-pressure water nozzle 14 again, withdraw from after scrubbing the tunnel.The work water can be taken from the water of providing for oneself in the water tank 24, recycles during work, if there is industrial water the down-hole, and can be directly with producing water, without water tank 24 band water, but conserve water pump power like this.All devices all are placed on the locomotive, and volume is little, and are in light weight, so forward and back is convenient, save time, laborsaving, simple to operate, and the purifying rate height can be widely used in the air purification of bursting work environment such as roadway digging.

Claims

1, a kind of tunnel air cleaning unit, comprise the motor that is assembled on the support, air-introduced machine, water pump, water tank, electric controller, at least one sterilizing room and a dust-settling compartment, it is characterized in that: said sterilizing room (6) is at least two-layer being interconnected, interior dress is by the little sterilizing room of the high temperature resistant magnetic tube (3) of electric control chamber (9) control, at lower floor little sterilizing room front end inlet place tubaeform suction inlet (7) is installed, said dust-settling compartment (1) is at least the two-layer little dust-settling compartment that is interconnected, the sparge pipe that dress is connected with water pump (10) by feed pipe (21) in each little dust-settling compartment, the outlet of said little sterilizing room connects said little dust-settling compartment inlet, said air-introduced machine (11) terminates at dust-settling compartment (1) outlet, this air-introduced machine (11) other end airduct (19) that runs in, the other end of this exhaust duct (19) is connected on the air nozzle (8) of tubaeform suction inlet (7).

2, tunnel according to claim 1 air cleaning unit, it is characterized in that: said sterilizing room (6) is one and is divided into the little sterilizing room that upper, middle and lower-ranking is interconnected.

3, tunnel according to claim 1 air cleaning unit, it is characterized in that: said dust-settling compartment (1) is divided into left dust-settling compartment and the right dust-settling compartment that is interconnected and is distributed in said sterilizing room (6) both sides, and left and right dust-settling compartment respectively has the upper and lower two-layer little dust-settling compartment that is interconnected.

4, according to claim 1 or 3 described tunnel air cleaning units, it is characterized in that: the rotary type sparge pipe (23) that is communicated with feed pipe (21) is installed in said each little dust-settling compartment exit.

5, according to claim 1 or 3 described tunnel air cleaning units, it is characterized in that: the plate downstream (22) that gutter channel is arranged in the middle of is installed in said every layer little dust-settling compartment bottom.

6, tunnel according to claim 1 air cleaning unit is characterized in that: at said sterilizing room (6) front end oxygen cylinder (16) is installed, the bottleneck of this oxygen cylinder (16) is connected on the fumarole (17) of tubaeform suction inlet (7).

7, tunnel according to claim 1 air cleaning unit is characterized in that: go up at said tubaeform suction inlet (7) high-pressure air hose (15) and high-pressure water pipe (14) are installed.

8, tunnel according to claim 1 air cleaning unit, it is characterized in that: said support is fixedly mounted on the locomotive (25), install on the axletree of said locomotive (25) that coil of cable is put case and the water pipe volume is put case, the cable inlet place of putting case at said coil of cable is provided with a sprinkler head (20).

9, tunnel according to claim 1 air cleaning unit is characterized in that: go up at said exhaust duct (19) alarm (12) and dust gauge (13) are installed.