CN207218076U - Liquid resistance cabinet winter automatic thermostatic controller - Google Patents
Liquid resistance cabinet winter automatic thermostatic controller Download PDFInfo
- Publication number
- CN207218076U CN207218076U CN201721046284.3U CN201721046284U CN207218076U CN 207218076 U CN207218076 U CN 207218076U CN 201721046284 U CN201721046284 U CN 201721046284U CN 207218076 U CN207218076 U CN 207218076U
- Authority
- CN
- China
- Prior art keywords
- control system
- resistance cabinet
- low
- contact
- contactor
- 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 - Fee Related
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Abstract
It the utility model is related to a kind of liquid resistance cabinet winter automatic thermostatic controller, it includes low-voltage alternating-current control system and thermostatic control system, the stator winding of the low-voltage alternating-current control system access wound-rotor motor is to external connection, the thermostatic control system includes the second breaker, temperature controller and the A.C. contactor being sequentially connected, the electric contact of wherein described temperature controller is placed in water resistance cabinet, the low-voltage alternating-current control system includes the first breaker and contact-making switch being sequentially connected, and the contact-making switch is controlled by the A.C. contactor.The utility model controls the A.C. contactor using temperature controller, realization is powered on demand, the purpose of energy-conservation is not only reached, water resistance cabinet electrolyte inside is also achieved to carry out starting simultaneously at heating between movable plate electrode and fixed plate, so that water termostat circulates in cabinet, there is good heat insulation effect, meet the requirement that equipment is run at any time, and need not be discharged water and be operated with liquid, reduce and produce cost.
Description
Technical field
It the utility model is related to automatic constant-temperature control field, more particularly to a kind of control of liquid resistance cabinet winter automatic constant-temperature
Device.
Background technology
The liquid resistance cabinet for being located in northern area is generally disposed in switchgear house, and part switchgear house does not have in actual applications
Available heating system, and winter temperature is relatively low, production enters dull season, and operation rate reduces, and causes high-tension apparatus to be not required to for a long time
Shut down, there is the requirement for playing machine at any time during shutdown.
The electric heater that water resistance cabinet carries can not realize heat insulation effect, be primarily due to electric heater and be arranged on water resistance
Top, local heating can only be carried out, and the water in casing is that high upper part, the temperature in casing of temperature is low in casing
Lower part, the water in water resistance cabinet can not complete thermal cycle, cause recirculated water in cabinet temperature deviation occur, do not reach water resistance
Heat insulation effect, and water resistance cabinet bottom also have freeze phenomenon, the requirement for playing machine at any time of equipment is influenceed, to the peace of electrical equipment
Have significant effect entirely.To avoid water resistance cabinet from icing phenomenon occur, for the equipment that downtime is longer, typically take to water power
Resistance carries out the processing that discharges water, but the equipment that midway requires equipment operation again is not grown to downtime, discharges water just unrealistic, because
Before playing machine every time need that water resistance is carried out to cause very big drain on manpower and material resources with liquid to meet the startup requirement of equipment.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of easy to use, reliable and stable, can solve winter at any time
The automatic thermostatic controller for the machine of rising.
Technical scheme is used by the utility model solves its technical problem：The liquid resistance cabinet winter automatic constant-temperature
Control device includes low-voltage alternating-current control system and thermostatic control system, and the low-voltage alternating-current control system access Wound-rotor type is electronic
For the stator winding of machine to external connection, the thermostatic control system includes the second breaker, temperature controller and the friendship being sequentially connected
Flow contactor, wherein the electric contact of the temperature controller is placed in water resistance cabinet, the low-voltage alternating-current control system include according to
The first breaker and contact-making switch of secondary connection, the contact-making switch are controlled by the A.C. contactor.
In a kind of preferred embodiment of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model, institute
It is normally closed switch group to state electric contact.
In a kind of preferred embodiment of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model, institute
Electric contact is stated to connect with the coil of A.C. contactor.
In a kind of preferred embodiment of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model, institute
It is normal open switch to state contact-making switch.
In a kind of preferred embodiment of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model, institute
State stator winding and connect 380V low-voltage ACs.
In a kind of preferred embodiment of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model, institute
State thermostatic control system and connect 220V low-voltage ACs.
Compared with prior art, the beneficial effect of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model
Fruit is：The utility model controls the A.C. contactor using temperature controller, and realization is powered on demand, has not only reached energy-conservation
Purpose, also achieve water resistance cabinet electrolyte inside and carry out starting simultaneously at heating between movable plate electrode and fixed plate, so that in cabinet
Water termostat circulates, and has good heat insulation effect, meets the requirement that equipment is run at any time, and need not be discharged water and be grasped with liquid
Make, reduce drain on manpower and material resources.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the structural representation of liquid resistance cabinet winter automatic thermostatic controller provided by the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the liquid resistance cabinet winter automatic thermostatic controller 1 includes the He of low-voltage alternating-current control system 11
Thermostatic control system 12, the stator winding of the low-voltage alternating-current control system access wound-rotor motor is to external connection, the perseverance
Temperature control system 12 includes the second breaker 121, temperature controller 122 and the A.C. contactor 123 being sequentially connected, wherein described
The electric contact 1220 of temperature controller 122 is placed in water resistance cabinet, and the low-voltage alternating-current control system 11 includes what is be sequentially connected
First breaker 111 and contact-making switch 112, the contact-making switch 112 are controlled by the A.C. contactor 123.
Further, the electric contact 1220 is normally closed switch group.
Further, the electric contact 1220 is connected with the coil of A.C. contactor 123.
Specifically, the contact-making switch 112 is normal open switch.
Specifically, the stator winding connects 380V low-voltage ACs.
Specifically, the thermostatic control system 12 connects 220V low-voltage ACs.
When it is implemented, it is ready under pattern and the movable plate electrode of water resistance cabinet and carries in water resistance cabinet when water resistance is in
Top, grid switching operation is carried out to high-tension switch cabinet, ensure after grid switching operation is complete the power source cable of motor not with it is other any
After device-dependent connection, external connection is accessed by contact-making switch 112, the first breaker 111 in the stator winding of wound-rotor motor
The low-voltage AC of control simultaneously carries out safety measure, the electric contact 1220 of placement temperature controller 122 in water resistance cabinet, and second
Breaker 121 is used for protecting the safety of the control circuit of thermostatic control system 12, the electric contact 1220 and A.C. contactor 123
Coil be together in series, and the temperature of temperature controller 122 is set to certain temperature value.
During operation, the first breaker 111 and the second breaker 121 are closed, when water temperature is less than the desired temperature, often
Switch closure, during higher than set temperature value, normally closed switch disconnects, and realizes temperature control, and the stator winding connects 380V
Low-voltage AC, the rotor open-circuit voltage of certain voltage is induced in rotor loop, utilize the electricity between water resistance cabinet internal polar plate
The voltage that pressure and water resistance cabinet itself are formed is heated；The whole for disconnecting motor major loop is needed to connect during equipment operation
Line and first, second breaker 111,121.
The beneficial effect of liquid resistance cabinet winter automatic thermostatic controller 1 provided by the utility model is：This practicality is new
Type controls the A.C. contactor 123 using temperature controller 122, and realization is powered on demand, has not only reached the purpose of energy-conservation,
Realize water resistance cabinet electrolyte inside to carry out starting simultaneously at heating between movable plate electrode and fixed plate, so that water termostat follows in cabinet
Ring, there is good heat insulation effect, meet the requirement that equipment is run at any time, and need not be discharged water and be operated with liquid, reduce
Drain on manpower and material resources.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model description, or directly or indirectly it is used in other phases
The technical field of pass, similarly it is included within scope of patent protection of the present utility model.
Claims (6)
- A kind of 1. liquid resistance cabinet winter automatic thermostatic controller, it is characterised in that：Including low-voltage alternating-current control system and perseverance Temperature control system, the stator winding of the low-voltage alternating-current control system access wound-rotor motor is to external connection, the constant temperature control System processed includes the second breaker, temperature controller and the A.C. contactor being sequentially connected, wherein the electricity of the temperature controller Contact is placed in water resistance cabinet, and the low-voltage alternating-current control system includes the first breaker and contact-making switch being sequentially connected, institute Contact-making switch is stated to be controlled by the A.C. contactor.
- 2. liquid resistance cabinet winter automatic thermostatic controller according to claim 1, it is characterised in that：The electric contact For normally closed switch group.
- 3. liquid resistance cabinet winter automatic thermostatic controller according to claim 1, it is characterised in that：The electric contact Connected with the coil of A.C. contactor.
- 4. liquid resistance cabinet winter automatic thermostatic controller according to claim 1, it is characterised in that：The contact is opened Close as normal open switch.
- 5. liquid resistance cabinet winter automatic thermostatic controller according to claim 1, it is characterised in that：The stator around Group connects 380V low-voltage ACs.
- 6. liquid resistance cabinet winter automatic thermostatic controller according to claim 1, it is characterised in that：The constant temperature control System processed connects 220V low-voltage ACs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046284.3U CN207218076U (en) | 2017-08-21 | 2017-08-21 | Liquid resistance cabinet winter automatic thermostatic controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046284.3U CN207218076U (en) | 2017-08-21 | 2017-08-21 | Liquid resistance cabinet winter automatic thermostatic controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207218076U true CN207218076U (en) | 2018-04-10 |
Family
ID=61815811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721046284.3U Expired - Fee Related CN207218076U (en) | 2017-08-21 | 2017-08-21 | Liquid resistance cabinet winter automatic thermostatic controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207218076U (en) |
-
2017
- 2017-08-21 CN CN201721046284.3U patent/CN207218076U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20180821 |