CN205933766U - Chemical industry air supply washing refrigerating plant - Google Patents

Abstract

The utility model discloses a chemical industry air supply washing refrigerating plant, including the washing tank, the inside honeycomb duct that is provided with of washing tank, honeycomb duct exit linkage refrigeration chamber bottom entry, refrigeration chamber outside is provided with refrigeration piece and heating rod, and refrigerate piece and heating rod are connected with temperature sensor, still be provided with fin and radiator fan around refrigeration piece and the heating rod outside, radiator fan is hugging closely the fin, refrigeration piece, heating rod, temperature sensor, fin and radiator fan are connected to device power and display through control circuit board, ensure that components and parts such as pipeline in the sample process, preprocessing device, connection control device do not receive the processing to collect the pollution and the damage of thing and condensate. The refrigeration that especially reduces the severe cold district condensate leads to the fact serious destruction to these devices, and reduction enterprise is to the input of pipeline, preprocessing device, connection control device, reduction in production cost.

Description

A kind of chemical industry source of the gas washs refrigerating plant

Technical field

This utility model belongs to coalification field of industrial machinery and in particular to the washing of chemical industry source of the gas is freezed in a kind of coalification industry Device.

Background technology

In coalification industry, in coal gas, gas analysis data is the basis of technology controlling and process, is gas chamber/synthetic tower/electric fishing The core that the big shape coal-gas processing equipment such as tar device/air-compressor set runs well, the working order of gas analysis arrangement is directly closed It is tied to the safety of big shape coal-gas processing equipment and stablizing of production technology, therefore the ruuning situation centering of on-line gas analysis system Very crucial for the normal operation of control operation and guarantee coal gas relevant device.Wanting composition due to coal gas high-temperature and main body is hydrogen Gas, methane, carbon monoxide, more than C2 unsaturated hydrocarbons, oxygen, nitrogen, benzene, how, the material such as tar, water, coal dust, component in coal gas Various and complexity so that gas analysis system is often blocked, the failure condition such as damaged, maintenance is big, service life is short, The stable operation of big shape coal-gas processing equipment and production technology is brought and has a strong impact on, and constitute serious prestige to safety in production The side of body, is therefore badly in need of a kind of safe and reliable, anticorrosive, no blocks, sampling is true, safeguards simple chemical industry source of the gas washing refrigeration dress Put.

In the Chinese patent of Application No. 201320364759.9, disclose a kind of Semi-conductor refrigerating tubulation style gas Cooler, disclosed device be only monomer refrigerating plant so that chemical industry source of the gas filter after collection impurity（Benzene, how, tar, water Deng）Do not collect position, so need in use to increase the devices such as peristaltic pump, discharge opeing drain valve, cause cost to increase, Complex process etc., extremely frigid zones pipeline condenses water freezing occur situations such as cause pipeline blockage.The seriality of impact sampling With the service life destroying pipeline.

Content of the invention

The purpose of this utility model provides a kind of chemical industry source of the gas washing refrigerating plant it is ensured that pipeline in sampling process, pre- locating Reason device, connect pollution and the damage that the components and parts such as control device are not subject to processing gleanings and condensed fluid.Particularly reduce high and cold The freezing of regional condensed fluid causes serious destruction to these devices, reduces enterprise and controls dress to pipeline, pretreatment unit, connection The input put, reduces production cost.

Chemical industry source of the gas disclosed herein washs refrigerating plant, from realize the sampling of chemical industry source of the gas process effect to be reached, Function is set out, and washs tank body part by Multiple-step mode, freeze cavity portion, refrigerating/heating temperature-controlled portion and display and control The circuit part effect to be reached to realize process.This device includes washing tank, and washing tank is internally provided with mozzle, described Draft tube outlets connect refrigerating chamber bottom inlet, are provided with cooling piece and heating rod outside described refrigerating chamber, institute's cooling piece and plus Hot pin is connected with temperature sensor, and described cooling piece and heating rod exterior circumferential are additionally provided with fin and radiator fan, institute State radiator fan and be close to fin, described cooling piece, heating rod, temperature sensor, fin and radiator fan pass through to control Circuit board connects to installation's power source and display.

Curve guide impeller further, refrigerating chamber is Z-shaped structure, is so equipped with Z-shaped structure refrigerating chamber when fluid enters Afterwards, cooling separates out impurity and just can be blocked, and the gas cleaning then processes outlet by washing refrigerating plant and flows out, clear when needing When washing, as long as arranging warm-up mode after washing tank is dismantled, refrigeration cavity can voluntarily process recovery, therefore, working service Extremely convenient.

Curve guide impeller further, the material of described washing tank and mozzle is rustless steel or politef or nylon or titanium Alloy, different according to the impurity wanting carrying out washing treatment, cleaning mixture is different, and the material of washing tank and mozzle selection is also different, washing Tank can reach more than 95% to the removal efficiency in coke-stove gas, and the debris such as larger molecular organicses, dust, colloid are had Extremely strong removal effect.

For refrigerating/heating temperature-controlled portion, described cooling piece is semiconductor chilling plate, and cooling piece is to utilize semi-conducting material Peltier effect, when the galvanic couple that unidirectional current is connected into by two kinds of different semi-conducting materials, can divide at the two ends of galvanic couple Xi Shou heat and release heat, it is possible to achieve the purpose of refrigeration, it is a kind of Refrigeration Technique producing negative thermal resistance, is characterized in Movement-less part, reliability is also higher.

Heating rod adopts bimetal leaf temperature control heating rod, and its operation principle is exactly one bimetallic of placement inside heating rod , as switch, because the two sides material therefor of bimetal leaf is different, in temperature change, the coefficient of expansion is different for piece, so that metal Piece can swing according to temperature change, just power supply automatically can be disconnected when reaching set temperature using this point, thus real Existing overtemperature protection.

Control board is the control circuit based on the design of STC single-chip microcomputer, mainly realizes cold and hot temperature control and setting, control Temperature data record processed, heating/refrigerating mode such as switch at the function.

Compared with prior art, this utility model passes through the selection of the Z-shaped structure, washing tank and mozzle of refrigerating chamber And refrigerating/heating temperature-controlled portion feature can accomplish that the source of the gas impurity of collected process can be collected in processes, can dissolve, condensation Liquid can be collected, outer row.Both the above function can ensure that pipeline in sampling process, pretreatment unit, connects control device etc. Components and parts are not subject to processing pollution and the damage of gleanings and condensed fluid.Particularly reduce the freezing of extremely frigid zones condensed fluid to these Device causes serious destruction, reduce enterprise to pipeline, pretreatment unit, connect the input of control device, reduce production cost.

Brief description

Fig. 1 this utility model refrigerating/heating temperature-controlled portion front view；

Fig. 2 this utility model refrigerating/heating temperature-controlled portion right view；

Fig. 3 this utility model refrigerating chamber front view；

Fig. 4 this utility model refrigerating chamber right view；

Fig. 5 chemical industry source of the gas washs refrigerating plant front view；

Fig. 6 chemical industry source of the gas washs refrigerating plant right view；

Fig. 7 chemical industry source of the gas washs refrigerating plant top view；

Wherein, washing tank 1, mozzle 2, refrigerating chamber 3, fin 4, radiator fan 5, power supply 6, control board 7, display Device 8, refrigerating chamber Z-shaped structure 13, heating rod 20, cooling piece 21.

Specific embodiment

Below in conjunction with the accompanying drawings and embodiment is further described to this utility model：

Fig. 1, Fig. 2 can be seen that this utility model chemical industry source of the gas washing refrigerating plant with reference to Fig. 5, Fig. 6, Fig. 7 and include washing Tank 1, washing tank 1 is internally provided with mozzle 2, and described draft tube outlets connect refrigerating chamber 3 bottom inlet, outside described refrigerating chamber 3 Portion is provided with cooling piece 21 and heating rod 20, and institute's cooling piece 21 is connected with temperature sensor with heating rod 20, described cooling piece 21 and heating rod 20 exterior circumferential be additionally provided with fin 4 and radiator fan 5, described radiator fan 5 is close to fin 4, institute State cooling piece, heating rod, temperature sensor, fin and radiator fan to connect to installation's power source 6 by control board 7 and show Show device 8.

Refrigerating chamber is Z-shaped structure as shown in Figure 3, Figure 4, is so equipped with Z-shaped structure 13 refrigerating chamber when fluid enters Afterwards, cooling separates out impurity and just can be blocked, and the gas cleaning then processes outlet by washing refrigerating plant and flows out, clear when needing When washing, as long as arranging warm-up mode after washing tank is dismantled, refrigeration cavity can voluntarily process recovery, therefore, working service Extremely convenient.

The material of described washing tank and mozzle is rustless steel or politef or nylon or titanium alloy, in practice, Different according to the impurity wanting carrying out washing treatment, cleaning mixture is different, and the material of washing tank and mozzle selection is also different, and washing tank is focused Removal efficiency in producer gas can reach more than 95%, has extremely strong going to debris such as larger molecular organicses, dust, colloids Except effect.

In one embodiment, described cooling piece is semiconductor chilling plate, and wherein said control board is mono- based on STC The control circuit of piece machine.Temperature-controlled portion utilizes semiconductor chilling plate Peltier effect, and its advantage is that do not have slide unit, no Contact with refrigerant, reliability is high, no cold-producing medium pollution, decrease enterprise and process pipeline, pretreatment unit, connection are controlled The input of device.

In another kind of embodiment, described heating rod is internally provided with a bimetal leaf and described bimetal leaf two sides Metal material used is different.Because the two sides material therefor of bimetal leaf is different, in temperature change, the coefficient of expansion is different, thus So that sheet metal can be swung according to temperature change, just power supply automatically can be disconnected when reaching set temperature using this point, Thus realizing overtemperature protection.

In order to be best understood from, this utility model chemical industry source of the gas washing refrigerating plant operation principle and workflow are as follows：Change Work source of the gas enters washing tank, according to gas-liquid mass transfer theory, when sample gas enters washing refrigerating plant from mozzle porch, water conservancy diversion Pipe guiding air-flow enter washing tank, and washing tank can according to add cleaning mixture difference, targetedly get rid of acidity or Alkaline impurities gas and dust.The gas overflowing from washing tank enters refrigerating chamber from refrigerating chamber bottom inlet, outside refrigerating chamber is Cooling piece and heating rod, to be realized the cold and hot temperature control of refrigerating chamber by temperature controller.Because gas temperature is high and main body wants composition Be hydrogen, methane, carbon monoxide, more than C2 unsaturated hydrocarbons, oxygen, nitrogen, benzene, how, the material such as tar, water, coal dust, wherein greatly Amount impurity substances temperature influence metamorphosis ratio is larger, and this utility model is using the device temperature control when source of the gas is processed for some reason For refrigerating state, adsorb a large amount of tar in coal gas, Organic substance etc., and this unit temp is controlled to heating shape in impurity treatment State, high temperature melt separates out impurity.So realize the precipitation of impurity and process in coal gas by temperature is cold and hot, so that it is guaranteed that present treatment Device continuously repeat use.In temprature control unit, when source of the gas is processed, pass through single-chip microcomputer automatic cooling piece and radiation air Fan, makes refrigerating chamber temperature reduce, and so that gas temperature is reduced by heat exchange, and the Organic substance in coal gas and impurity separate out；At impurity During reason pass through single-chip microcomputer automatic electric heater unit under refrigerating chamber inner cryogenic crystallization naphthalene and tar heating to boiling point with On（78℃）, melt the Organic substance separating out in refrigerating chamber, so that the naphthalene of internal adsorption interception and tar is become liquid and flow in washing tank Washed liquid adsorbs, melts.

Claims (6)

1. it is characterised in that including washing tank, washing tank is internally provided with mozzle to a kind of chemical industry source of the gas washing refrigerating plant, Described draft tube outlets connect refrigerating chamber bottom inlet, are provided with cooling piece and heating rod, institute's cooling piece outside described refrigerating chamber It is connected with temperature sensor with heating rod, described cooling piece and heating rod exterior circumferential are additionally provided with fin and radiation air Fan, fin is close to by described radiator fan, and described cooling piece, heating rod, temperature sensor, fin and radiator fan pass through Control board connects to installation's power source and display.

2. a kind of chemical industry source of the gas washing refrigerating plant according to claim 1 is it is characterised in that described refrigerating chamber is Z-shaped Type structure.

3. a kind of chemical industry source of the gas washing refrigerating plant according to claim 1 is it is characterised in that described washing tank and water conservancy diversion The material of pipe is rustless steel or politef or nylon or titanium alloy.

4. a kind of chemical industry source of the gas washing refrigerating plant according to claim 1 is it is characterised in that set inside described heating rod It is equipped with a bimetal leaf.

5. a kind of chemical industry source of the gas washing refrigerating plant according to claim 1 is it is characterised in that described cooling piece is partly to lead Body cooling piece.

6. a kind of chemical industry source of the gas washing refrigerating plant according to claim 1 is it is characterised in that described control board is Control circuit based on STC single-chip microcomputer.