CN203533944U - Single-cold type intermediate temperature air-conditioning system for mining - Google Patents
Single-cold type intermediate temperature air-conditioning system for mining Download PDFInfo
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- CN203533944U CN203533944U CN201320449378.0U CN201320449378U CN203533944U CN 203533944 U CN203533944 U CN 203533944U CN 201320449378 U CN201320449378 U CN 201320449378U CN 203533944 U CN203533944 U CN 203533944U
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Abstract
The utility model relates to a single-cold type intermediate temperature air-conditioning system for mining. The single-cold type intermediate temperature air-conditioning system comprises a compressor, a condenser and a main capillary pipe assembly are sequentially arranged on a pipe, where one of the interface of the compressor is situated, and a two-way valve is connected to the external pipe of the main capillary pipe. The external pipe of the other interface of the compressor is connected with the evaporator, and a triple valve is additionally installed between the compressor and the evaporator. A crankcase heater is installed on the bottom of the compressor. Reasonable arrangement of the condenser, the evaporator, the main capillary pipe assembly and valves systematically make the structure reasonable, and the single-cold type intermediate temperature air-conditioning system operates normally in all weathers under an ambient temperature within a scope between -40 degrees to 55 degrees. The vibration intensity is high, and the single-cold type intermediate temperature air-conditioning system is automatically operated under a temperature within a scope between 18 degrees to 30 degrees. An electrical system is waterproof and explosion-proof, and safe operation and personal safety of the system are ensured. The single-cold type intermediate temperature air-conditioning system convenient for maintenance and installation, and meets the technical standard.
Description
Technical field
The utility model relates to refrigeration technology field, relates in particular to the mining middle temperature air conditioning system of a kind of single cold type.
Background technology
Mining air-condition is mining personnel under Jing Kuang to be led to the equipment of cold wind cooling under summer high-temperature environment, the mine air conditioner of prior art is all generally to adopt ground central refrigerating, so just an air-conditioning that power is larger need to be set on the ground, and may need multiple compressors to work together, could to mining personnel under Jing Kuang, lower the temperature preferably like this, aeration-cooling position is set to be like this not easy to control, cooling-down effect is not good, and cost is larger, and because equipment is more, it is not very concentrated distributing, so the space taking may be larger, installation and maintenance are not too convenient.Thereby, several groups of operation principles of the mining air-condition of this patent, should meet following: work as the hot-air of operating area summer by blower fan circulation process evaporimeter, hot-air obtains cooling in evaporimeter, and at this moment cold-producing medium is mobile by the contrary direction of heat absorption air-flow through heating power expansion valve.Under the condition of heat-absorption air heat, cold-producing medium is constantly evaporated; Meanwhile, cold-producing medium is sucked by compressor and compresses, and cold-producing medium becomes high temperature high pressure liquid at condenser after absorbing compression energy, and heat is discharged in surrounding air by the blower fan circulatory system; Winter, cross valve energising changed flow of refrigerant direction, absorbs heat through the blower fan circulatory system, operating area is heated from external environment condition.Therefore,, for above aspect, need to reasonably improve prior art.
Summary of the invention
For above defect, the utility model provide a kind of be conducive to guarantee safe operation and personal safety, installation and easy to maintenance, can meet environment for use temperature 18-30 ℃ adjustable and unmanned moves automatically, the shock strength mining middle temperature air conditioning system of single cold type preferably, to solve many deficiencies of prior art.
For achieving the above object, the utility model is by the following technical solutions:
Middle temperature air conditioning system that a kind of single cold type is mining, comprise compressor, one of them interface place pipeline of described compressor connects successively condenser, main capillary module and at a two-port valve of main capillary module exterior line access, this compressor another one interface exterior line connects evaporimeter and between compressor and evaporimeter, sets up a triple valve; Be positioned at compressor bottom crankcase heater is installed.
Correspondingly, described compressor below arranges high-strength spring formula antidetonation footing, and the fuselage that is positioned at compressor arranges reinforcement; Described evaporimeter and condenser outside are set up the hydrophilic corrosion-inhibiting coating of one deck separately.
The beneficial effect of middle temperature air conditioning system that single cold type described in the utility model is mining is:
(1) by condenser, evaporimeter, main capillary module and each valve are rationally set, systematically by structure rationalization, being conducive in environment temperature is round-the-clock normal operation between-40 ℃ ~ 55 ℃, and antidetonation earthquake intensity is strong;
(2) can meet environment for use temperature and automatically move at 18 ~ 30 ℃ of adjustable and unmanneds, electrical system waterproof anti-explosion, can guarantee system safety operation and life safety, installs and easy to maintenance, meets technical standard.
Accompanying drawing explanation
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the structural representation of the mining middle temperature air conditioning system of single cold type described in the utility model embodiment.
In figure:
1, compressor; 2, condenser; 3, evaporimeter; 4, main capillary module; 5, triple valve; 6, two-port valve.
The specific embodiment
As shown in Figure 1, the mining middle temperature air conditioning system of single cold type described in the utility model embodiment, comprise compressor 1, described compressor 1 outer end arranges two interfaces, on one of them interface place pipeline, connect successively condenser 2, main capillary module 4 and access a two-port valve 6 at main capillary module 4 exterior lines, this compressor 1 another one interface exterior line connects evaporimeter 3 and between compressor 1 and evaporimeter 3, sets up a triple valve 5; During work, the heat that summer environment temperature and operating area produce is by blower fan (evaporation) ventilation circulation system process air-conditioning unit cooling medium (cold-producing medium) loop, recycling blower fan (condensation) is discharged in surrounding air, when because of the severe heating efficiency deficiency of outdoor environment, enable PTC electric heater and through the blower ventilation circulatory system, operating area is heated up.
Below for each uses function:
Refrigeration: turn on the power switch power supply indicator and light, operation mode selection switch switches to " refrigeration ", and evaporator fan is started working.According to actual requirement, temperature controller is adjusted to suitable temperature (scope is 18-30 ℃), now when operation room environment temperature is during higher than design temperature, the conducting of temperature controller contact, time relay energising work, time-delay relay contact adhesive after three minutes, the adhesive of compressor contactor, compressor, condensation fan start working (high-low pressure protector, heat protector of motor, compressor overload protector, delivery temperature protector are in conducting state); When operation room environment temperature lower than or arrive design temperature; temperature controller contact disconnects; compressor contactor disconnects; condensation fan and compressor quit work (during as system breaks down, cause high-low pressure protector, heat protector of motor, compressor overload protector, any one disconnection of delivery temperature protector; indicating fault lantern festival is lighted, and compressor and condensation fan quit work).When operation room temperature rises to design temperature when above again, the temperature controller closing of contact, starts next kind of refrigeration cycle.
Heat: turn on the power switch power supply indicator and light, operation mode selection switch switches to " heating ", opens electrical heating switch, and cross valve powers on, and evaporator fan is started working.According to actual requirement, temperature controller is adjusted to suitable temperature (scope is 18-30 ℃), now when operation room environment temperature is during lower than design temperature, the conducting of temperature controller contact, time relay energising work, time-delay relay contact adhesive after three minutes, the adhesive of compressor contactor, compressor, condensation fan start working (high-low pressure protector, heat protector of motor, compressor overload protector, delivery temperature protector, antifreeze protector are in conducting state); When operation room environment temperature higher than or arrive design temperature; temperature controller contact disconnects; compressor contactor disconnects; condensation fan and compressor quit work (during as system breaks down, cause high-low pressure protector, heat protector of motor, compressor overload protector, delivery temperature protector, any one disconnection; indicating fault lantern festival is lighted, and compressor and condensation fan quit work).When operation room temperature is reduced to design temperature when following again, the temperature controller closing of contact, starts the next one and heats circulation.
The switching controls that PTC electrical heating and compressor assembly heat when heating:
During heating mode, can select to open or close electrical heating switch.When electrical heating switch opens, electrical heating and compressor heat work simultaneously.If now frost prevention switch detects condenser temperature higher than-5 ℃, the midget relay closing of contact, compressor and condensation fan are normally worked; When frost prevention switch detects condenser temperature lower than-10 ℃, midget relay contact disconnects, and compressor condensation fan quits work, and electrical heating works on, and system is not reported to the police.
When electrical heating switch cuts out, compressor assembly heats separately work.If now frost prevention switch detects condenser temperature higher than-5 ℃, the midget relay closing of contact, compressor and condensation fan are normally worked; When frost prevention switch detects condenser temperature lower than-10 ℃, midget relay contact disconnects, cross valve coil blackout, and evaporator fan power-off, compressor condensation fan works on, and system enters defrost state.When condenser temperature rises to more than 5 ℃, cross valve powers on, and evaporator fan powers on, and system continues to get back to and heats duty.
Safety measure
High voltage protector: before unallowed high pressure appears in refrigerant-cycle systems, disconnect compressor power control loop compressor is quit work, thereby play the protective effect to system.
Low voltage protection device for electrophonic: before unallowed low pressure appears in refrigerant-cycle systems (as cold medium shortage, evaporimeter freezes serious), disconnect compressor power control loop compressor is quit work, thereby play the protective effect to system.
Delivery temperature protector: compressor exhaust temperature is surpassed before safe operation temperature in refrigerant-cycle systems work under bad environment (serious, blower fan damage as dirty in condenser, refrigrant leakage etc.); disconnect compressor power control loop compressor is quit work, thereby play the protective effect to system.
Overheat protector: compressor, blower fan, PTC electric heater etc. severe because of running environment (as voltage instability, evaporator-condenser dirty serious, dispel the heat bad) cause running current increase coil temperature is raise arrive safety margins value before disconnection it is quit work, when temperature is reduced to safe range, automatically resume work.This class fault does not have fault alarm indication, when the obvious variation of air-conditioning result of use is reported to the police again indication, should conscientiously not check this.
Overload relay: cause that running current disconnects when increasing or occurring short circuit, cuts off motor power supply because of running environment severe (as dirty in voltage instability, evaporator-condenser serious, dispel the heat bad) at compressor, blower fan, PTC electric heater etc.
Phase shortage item fault-phase protection: occur making when wrong the motor control loop can not be closed in power supply phase shortage or phase sequence, prevent motor reversal or phase-deficient operation, play a protective role.
Compressor crankcase heater: when environment temperature is extremely low in the winter time, compressor bottom is heated, prevent from freezing because cold-producing medium deposition makes liquid hammer damage and lubricating oil that the operation of compressor band liquid causes the difficulty in starting firmly causing.
Antidetonation: panel beating adopts the detachable steel plate that adds, and bolt adds Special anti-skid plum blossom pad.Compressor adopts high-strength spring formula antidetonation footing, and fuselage reinforcement is fixed.Refrigeration system pipeline adopts the special-purpose shock absorbing pipe of world-class brand to connect, and guarantees that 10 grades of earthquake intensitys do not occur fracture with interior.Body adopts welded type to fix or use high strength set bolt.
Anticorrosion: panel beating adopts high-temperature anticorrosion plastic-blasting or installs stainless steel protective plate additional; Adopt special efficient thickening evaporator-condenser and add hydrophilic corrosion-inhibiting coating; Air circulation air inlet installs aluminium alloy G3 high efficiency particulate air filter additional.
Environmental protection: adopt environmental protection refrigerant and compressor, refrigerating efficiency is higher.
The above-mentioned description to embodiment is can understand and apply this case technology for the ease of those skilled in the art; therefore; this case is not limited to above embodiment; those skilled in the art is according to the announcement of this case, and the improvement of making for this case and modification all should be in the protection domains of this case.
Claims (4)
1. the mining middle temperature air conditioning system of single cold type, comprises compressor (1), it is characterized in that:
One of them interface place pipeline of described compressor (1) connects condenser (2), main capillary module (4) and successively at main capillary module (4) exterior line access two-port valve (6), this compressor (1) another one interface exterior line connect evaporimeter (3) and be positioned at compressor (1) and evaporimeter (3) between set up a triple valve (5); Be positioned at compressor (1) bottom crankcase heater is installed.
2. the mining middle temperature air conditioning system of single cold type according to claim 1, is characterized in that: described compressor (1) below arranges high-strength spring formula antidetonation footing.
3. the mining middle temperature air conditioning system of single cold type according to claim 1, is characterized in that: the fuselage that is positioned at compressor (1) arranges reinforcement.
4. the mining middle temperature air conditioning system of single cold type according to claim 1, is characterized in that: described evaporimeter (3) is set up the hydrophilic corrosion-inhibiting coating of one deck separately with condenser (2) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449378.0U CN203533944U (en) | 2013-07-26 | 2013-07-26 | Single-cold type intermediate temperature air-conditioning system for mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449378.0U CN203533944U (en) | 2013-07-26 | 2013-07-26 | Single-cold type intermediate temperature air-conditioning system for mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203533944U true CN203533944U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320449378.0U Expired - Lifetime CN203533944U (en) | 2013-07-26 | 2013-07-26 | Single-cold type intermediate temperature air-conditioning system for mining |
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| CN (1) | CN203533944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112566452A (en) * | 2020-11-19 | 2021-03-26 | 海鹰企业集团有限责任公司 | Anti-condensation circuit of cabinet |
-
2013
- 2013-07-26 CN CN201320449378.0U patent/CN203533944U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112566452A (en) * | 2020-11-19 | 2021-03-26 | 海鹰企业集团有限责任公司 | Anti-condensation circuit of cabinet |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |