CN204025006U - Control device for limiting service life of compressor, compressor and air conditioning system - Google Patents
Control device for limiting service life of compressor, compressor and air conditioning system Download PDFInfo
- Publication number
- CN204025006U CN204025006U CN201420282306.6U CN201420282306U CN204025006U CN 204025006 U CN204025006 U CN 204025006U CN 201420282306 U CN201420282306 U CN 201420282306U CN 204025006 U CN204025006 U CN 204025006U
- Authority
- CN
- China
- Prior art keywords
- compressor
- service life
- control
- control switch
- compression machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 37
- 238000007906 compression Methods 0.000 claims description 37
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000007423 decrease Effects 0.000 abstract description 7
- 238000004804 winding Methods 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model discloses a controlling means, compressor and air conditioning system of restriction compressor service life, controlling means includes: the control switch is connected to a circuit for supplying power to a motor of the compressor by an external power supply; and the control circuit is connected with the control end of the control switch and is used for controlling the control switch to be switched off when the service life of the compressor reaches a set time limit. The utility model provides a restriction compressor service life's controlling means can follow technical restriction compressor and air conditioning system's service life, forces the stop work when compressor service life reaches the settlement time limit, makes the consumer update in reasonable service life, improves the security that household electrical appliances used, avoids using the air conditioner under the efficiency decline is obvious, can satisfy the energy-concerving and environment-protective requirement of country.
Description
Technical field
The utility model relates to air-conditioning technical field, particularly relates to the control gear of a kind of limit compression machine service life, compressor and air-conditioning system.
Background technique
Conventional press within air-conditioning systems service time longer, what have can more than 20 years, but compressor and air conditioner two-unit (vaporizer and condenser) are at spreadable life after-stage, and efficiency declines obviously, becomes and can not meet national energy-saving environmental requirement.Meanwhile, element, circuit etc. are all aging seriously also makes the Safety performance of air-conditioning system greatly reduce.
Ordinary consumer does not know that household electrical appliances also have working life usually, even if know, as long as think that not bad just can continuation uses, can not carry out the renewal of household electrical appliances timely and reasonably yet.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved in the utility model is, the control gear of a kind of limit compression machine service life is provided, it can service life of limit compression machine technically, to improve the Security that compressor uses, avoid using air-condition under efficiency decline obviously.Another technical problem to be solved in the utility model is, provides a kind of compressor and the air-conditioning system with this control gear.
In order to solve the problems of the technologies described above, the control gear of a kind of limit compression machine provided by the utility model service life, comprising:
Control switch, described control switch is connected to external power on the circuit of the feeding electric motors of described compressor; And
Control circuit, described control circuit is connected with the control end of described control switch, disconnects for controlling described control switch when compressor reaches the set time time limit service life.
Wherein in an embodiment, one end of described control switch connects the common port of the motor of described compressor, and the other end connects the tenminal block of described compressor; Or one end of described control switch connects the tenminal block be connected with the common port of described motor, and the other end connects the live wire of described external power.
Wherein in an embodiment, described control switch is normally closed switch.
Wherein in an embodiment, described control switch is delay switch.
Wherein in an embodiment, described control switch is relay.
Wherein in an embodiment, described control circuit comprises:
PLC control chip, the output terminal of described PLC control chip is connected with the control end of described control switch; And
Power supply, described power supply is connected with the power end of described PLC control chip.
Wherein in an embodiment, described power supply is battery; Or described power supply is power circuit, described power circuit is by output supply voltage after the voltage step-down on described circuit, rectification.
Wherein in an embodiment, the control gear of described limit compression machine service life also comprises:
Shell, described control switch and described control circuit are enclosed in its inner space by described shell.
A kind of compressor provided by the utility model, comprise housing, be arranged on motor in described housing and draw and the tenminal block be connected with described motor with from described housing, also comprise above-mentioned control gear, described control gear is fixed on the inside of described housing or is unremovably fixed on the outside of described housing.
Wherein in an embodiment, described compressor also comprises overload protective device, and described overload protective device is connected with the control switch of described control gear.
A kind of air-conditioning system provided by the utility model, comprises compressor, and described compressor is above-mentioned compressor.
The control gear of limit compression machine provided by the utility model service life, can service life of limit compression machine and air-conditioning system technically, force when compressor to reach the set time time limit service life to quit work, Consumer is upgraded within rational service life, improve the Security that household electrical appliances use, avoid using air-condition under efficiency decline obviously, national energy-saving environmental requirement can be met.
The beneficial effect that the utility model additional technical feature has will be described in this specification embodiment part.
Accompanying drawing explanation
Fig. 1 is the structural representation of the control gear of limit compression machine service life in one of them embodiment of the utility model;
Fig. 2 is for having the structural representation of the compressor of the control gear of the machine of limit compression shown in Fig. 1 service life;
Fig. 3 is the sectional view along B-B line in Fig. 2;
Fig. 4 is the structural representation of the control gear of limit compression machine service life in another embodiment of the utility model.
Description of reference numerals: 10, the control gear of limit compression machine service life; 11, control switch; 12, control circuit; 20, compressor; 21, housing; 22, motor; 23, the first tenminal block; 24, the second tenminal block; 25, the 3rd tenminal block; 26, overload protective device; 27, fixing steel band; 30, external power.
Embodiment
And the utility model is described in detail below with reference to the accompanying drawings in conjunction with the embodiments.It should be noted that, when not conflicting, the feature in following embodiment and embodiment can combine mutually.
Figure 1 shows that the structural representation of the control gear 10 of the limit compression machine service life in one of them embodiment of the utility model.As shown in Figure 1, the control gear 10 of the limit compression machine service life in the present embodiment comprises control switch 11 and control circuit 12, described control switch 11 is connected on the circuit between compressor electric motor and compressor wiring terminal, described control circuit 12 is connected with the control end of described control switch 11, disconnects for controlling described control switch 11 when compressor reaches the set time time limit service life.Like this, control control switch 11 by control circuit 12, make control switch 11 can realize disconnecting according to set time limit, compressor can not be started, and air-conditioning system cannot work.As can be seen here, by the control gear 10 of limit compression machine service life of the present embodiment, can service life of limit compression machine and air-conditioning system technically, force to quit work when reaching service life, Consumer is upgraded within rational service life, improve the Security that household electrical appliances use, avoid using air-condition under efficiency decline obviously, national energy-saving environmental requirement can be met.
Compressor electric motor has the common port starting winding, run winding and start winding and run winding, and preferably, one end of described control switch 11 connects the common port of described motor, and the other end connects tenminal block.Like this, cut off live wire when control switch 11 disconnects, make compressor not charged, meet the way that an electricity security protection cuts off live wire.Certainly, control switch 11 can also be connected to and starts winding or run between winding and tenminal block, also can affect startup or the running of compressor.
Domestic air conditioning generally guarantees to keep in good repair 6 years, and in several years after the defects liability period, hydraulic performance decline is obvious, and therefore the described set time time limit is generally 10 years or 12 years, is no more than 15 years.Because the set time time limit is longer, therefore described control switch 11 is preferably normally closed switch, and like this, once, less demanding to contact endurance, general material can meet service life in control switch 11 actions.And described control switch 11 is preferably delay switch, and delay switch has work delay function, may be used for control gear cut off the electricity supply before alarm sounds.Further, described control switch 11 is relay.
Described control circuit 12 comprises PLC control chip (not shown) and power supply (not shown), and the output terminal of described PLC control chip is connected with the control end of described control switch 11, for controlling the break-make of control switch 11.Described PLC control chip stores the PLC control program in the time lag, the timing from connection power supply of PLC control chip.Described power supply is connected with the power end of described PLC control chip, for PLC control chip provides power supply.Because control gear has only needed one-off, therefore electricity is less demanding, and described power supply can be battery; Or described power supply is power circuit, described power circuit is by compressor power step-down, rectification output supply voltage.
When the control gear 10 of limit compression machine service life is arranged in compressor housing, necessary good airproof performance, and high pressure resistant, high temperature, therefore control gear also comprises shell (not shown), and described control switch 11 and described control circuit 12 are enclosed in its inner space by described shell.
Fig. 2 and Figure 3 shows that has the structural representation of the compressor 20 of the control gear 10 of the limit compression machine service life in Fig. 1.As shown in the figure, described compressor 20 is rotary compressor 20, it comprises housing 21, motor 22, first tenminal block 23, second tenminal block 24, 3rd tenminal block 25, the control gear 10 of overload protective device 26 and the limit compression machine service life shown in Fig. 1, described motor 22 is arranged in housing 21, first tenminal block 23, second tenminal block 24 and the 3rd tenminal block 25 from housing 21 draw and respectively with the startup winding of motor 22, run winding to be connected with common port, one end of the control switch 11 of the control gear 10 of limit compression machine service life is connected with common port, the other end is connected with one end of overload protective device 26, the other end of overload protective device 26 is connected with the 3rd tenminal block 25.Preferably, the control gear 10 of limit compression machine service life is fixed in the interior surface of housing 21 upper cover of housing 21 by fixing steel band 27.Compressor is owing to being equipped with the control gear 10 of limit compression machine service life, force when compressor to reach the set time time limit service life to quit work, Consumer is upgraded within rational service life, improve the Security that household electrical appliances use, avoid using air-condition under efficiency decline obviously, national energy-saving environmental requirement can be met.
The utility model additionally provides a kind of air-conditioning system, and described air-conditioning system comprises the compressor 20 in above-described embodiment.
Figure 4 shows that the structural representation of the control gear 10 of the limit compression machine service life in another embodiment of the utility model.With above-mentioned the present embodiment unlike, the control gear 10 of the limit compression machine service life in the present embodiment is installed on compression case external body, one end of the control gear 10 of limit compression machine service life connects and the 3rd tenminal block 25, and the other end connects external power 30.In actual using process, the control gear 10 of limit compression machine service life can be hidden in air-conditioner host shell.In order to prevent control gear 10 invalid by short circuit, the outside of control gear 10 increases a non-removable shell (not shown).
From description above, the control gear of limit compression machine provided by the utility model service life, can service life of limit compression machine and air-conditioning system technically, force when compressor to reach the set time time limit service life to quit work, Consumer is upgraded within rational service life, improve the Security that household electrical appliances use, avoid using air-condition under efficiency decline obviously, national energy-saving environmental requirement can be met.
The above embodiment only have expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (11)
1. the control gear of limit compression machine service life, is characterized in that, comprising:
Control switch, described control switch is connected to external power on the circuit of the feeding electric motors of described compressor; And
Control circuit, described control circuit is connected with the control end of described control switch, disconnects for controlling described control switch when compressor reaches the set time time limit service life.
2. the control gear of limit compression machine according to claim 1 service life, it is characterized in that, one end of described control switch connects the common port of the motor of described compressor, and the other end connects the tenminal block of described compressor; Or one end of described control switch connects the tenminal block be connected with the common port of described motor, and the other end connects the live wire of described external power.
3. the control gear of limit compression machine according to claim 1 service life, it is characterized in that, described control switch is normally closed switch.
4. the control gear of limit compression machine according to claim 1 service life, it is characterized in that, described control switch is delay switch.
5. the control gear of limit compression machine according to claim 1 service life, it is characterized in that, described control switch is relay.
6. the control gear of limit compression machine as claimed in any of claims 1 to 5 service life, it is characterized in that, described control circuit comprises:
PLC control chip, the output terminal of described PLC control chip is connected with the control end of described control switch; And
Power supply, described power supply is connected with the power end of described PLC control chip.
7. the control gear of limit compression machine according to claim 6 service life, it is characterized in that, described power supply is battery; Or described power supply is power circuit, described power circuit is by output supply voltage after the voltage step-down on described circuit, rectification.
8. the control gear of limit compression machine according to claim 1 service life, is characterized in that, also comprise:
Shell, described control switch and described control circuit are enclosed in its inner space by described shell.
9. a compressor, comprise housing, be arranged on motor in described housing and draw and the tenminal block be connected with described motor with from described housing, it is characterized in that, also comprise control gear as claimed in any of claims 1 to 8 in one of claims, described control gear is fixed on the inside of described housing or is unremovably fixed on the outside of described housing.
10. compressor according to claim 10, is characterized in that, also comprises overload protective device, and described overload protective device is connected with the control switch of described control gear.
11. 1 kinds of air-conditioning systems, comprise compressor, it is characterized in that, described compressor is compressor as claimed in claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282306.6U CN204025006U (en) | 2014-05-29 | 2014-05-29 | Control device for limiting service life of compressor, compressor and air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282306.6U CN204025006U (en) | 2014-05-29 | 2014-05-29 | Control device for limiting service life of compressor, compressor and air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025006U true CN204025006U (en) | 2014-12-17 |
Family
ID=52064879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282306.6U Expired - Lifetime CN204025006U (en) | 2014-05-29 | 2014-05-29 | Control device for limiting service life of compressor, compressor and air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204025006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033368A (en) * | 2014-05-29 | 2014-09-10 | 珠海凌达压缩机有限公司 | Control device for limiting service life of compressor, compressor and air conditioning system |
-
2014
- 2014-05-29 CN CN201420282306.6U patent/CN204025006U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033368A (en) * | 2014-05-29 | 2014-09-10 | 珠海凌达压缩机有限公司 | Control device for limiting service life of compressor, compressor and air conditioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141217 |
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| CX01 | Expiry of patent term |