CN205495302U - Dehydrating unit of power switch cabinet - Google Patents
Dehydrating unit of power switch cabinet Download PDFInfo
- Publication number
- CN205495302U CN205495302U CN201620334558.8U CN201620334558U CN205495302U CN 205495302 U CN205495302 U CN 205495302U CN 201620334558 U CN201620334558 U CN 201620334558U CN 205495302 U CN205495302 U CN 205495302U
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- CN
- China
- Prior art keywords
- drying chamber
- cartridge heater
- power switch
- heating wire
- dehydrating unit
- 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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- Drying Of Gases (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a dehydrating unit of power switch cabinet, it has solved current cubical switchboard dehumidification problem with high costs. Among this dehydrating unit of power switch cabinet, the power switch cabinet includes the cabinet body, this dehydrating unit is including locating the internal air exhauster of cabinet and locating the external and inside drying chamber that is equipped with the drier of cabinet, the drying chamber passes through the exhaust column and links to each other with the air exhauster, the drying chamber is equipped with the evacuation pump rather than the inner chamber intercommunication outward, be equipped with the exhaust hole on the drying chamber, the drying chamber internal fixation has the cartridge heater, exhaust column one end is inserted in the cartridge heater, the cartridge heater is inside iron sheet, the sandwich structure that middle part heat preservation rock wool and outside iron sheet are constituteed, it is equipped with the annular groove on the outside iron sheet to be located, tube -shape electric heating wire layer is established and is fixed with in the annular groove interpolation, be equipped with to the battery of electric heating wire layer power supply in the drying chamber and control the controller of electric heating wire layer and battery break -make through humidity transducer. This dehydrating unit of power switch cabinet has advantage with low costs.
Description
Technical field
This utility model relates to a kind of power switch cabinet, the dehydrating unit of a kind of power switch cabinet.
Background technology
Existing switch cubicle is in use; especially in south during sloppy local use; the situation that usually can make the moist moisture content air of the undue moisture absorption of electrical equipment in switch cubicle and cause the electrical equipment connecting portion in switch cubicle to discharge, burn, causes the loss of financial resources, material resources.
For above-mentioned problem, it has been realized that deficiency, and two improve, a kind of switch cubicle with self-drying function as disclosed in Chinese patent storehouse in addition
[
Application number:
201520957181.7
；Authorization Notice No.:
CN 205123023 U]
With the cabinet of cabinet door on front side of including, if being divided into dried layer by dismountable slip laminate from top to bottom in described cabinet, the sidewall of each layer is vertically arranged with the electric power source distribution device being connected with cabinet through bindiny mechanism respectively, the opposite side bottom of described cabinet is provided through the exhaust column of cabinet, and the drying chamber that the other end of described exhaust column is filled with desiccant with inside is connected；Drying chamber includes a transparent tank body, described tank body top is provided with removable capping, described exhaust column stretches in drying chamber through removable capping from top to bottom, exhaust column is positioned in the pipe portion of drying chamber and is arranged at intervals with venthole, it is positioned at the perimembranous of exhaust column in described drying chamber to be spaced from top to bottom and be laid with some heating rods for heat drying agent, the top of drying chamber is additionally provided with the second exhaust column penetrating drying chamber, the other end of described second exhaust column is connected with taking out positive empty pump, described drying chamber is additionally provided with the humidity sensor that via controller is connected with vacuum pumping pump.
Above-mentioned switch cubicle uses process as follows: by air exhauster by the humid air suction drying chamber in switch cubicle, discharge after the desiccant dryness hygroscopic moisture in malaria drying tank from air vent；When the humidity in humidity sensor detects drying chamber is too high, controller i.e. can control heating rod heat drying agent, and after vacuum pumping pump will heat simultaneously, formation water vapour is extracted out from drying chamber, so that desiccant can continue to be dried work.But this switch cubicle there is a problem in that and dries and be positioned at the desiccant of surrounding by arranging multiple heating rod, and the most not only cost is high, and structure comparison is scattered simultaneously.
Summary of the invention
The purpose of this utility model is to there are the problems referred to above for existing technology, it is proposed that a kind of low cost and the dehydrating unit of the good power switch cabinet of effect on moisture extraction.
nullThe purpose of this utility model can be realized by following technical proposal: the dehydrating unit of a kind of power switch cabinet，Power switch cabinet includes cabinet，Outside this dehydrating unit includes the air exhauster being located in cabinet and is located at cabinet and inside is provided with the drying chamber of desiccant，Drying chamber is connected with air exhauster by exhaust column，Described drying chamber is externally provided with vacuum pumping pump and both are connected by drying tube，The bottom of drying chamber is provided with steam vent，It is characterized in that，It is vertically fixed cartridge heater in described drying chamber，One end of described exhaust column is inserted in cartridge heater，And be provided with between exhaust column and cartridge heater and make both connect the sealing ring of sealing，Described cartridge heater is internal iron sheet、The sandwich that middle part heat preservation rock and outside iron sheet are formed，Externally-located iron sheet is provided with the annular groove coaxial with cartridge heater，Tubular electrical heating wire layer it is inserted with in annular groove，And electrical heating wire layer fixes with cartridge heater，It is provided with the accumulator can powered for electrical heating wire layer in described drying chamber and controls electrical heating wire layer and the controller of accumulator break-make by humidity sensor，And humidity sensor is located in drying chamber.
The operation principle of this device is as follows: when cabinet humidity is excessive, and air exhauster works to be drained in drying chamber through exhaust column and cartridge heater by the dampness in cabinet, and then the agent of dampness drying is dried and finally discharges from steam vent；When the humidity in humidity sensor detects drying chamber is excessive, electrical heating wire layer obtains electric to be dried desiccant, and meanwhile, vacuum pumping pump work is extracted out with the steam that will produce time dry.
Electrical heating wire layer is placed by arranging annular groove in cartridge heater, so can effectively reduce the gap between electrical heating wire layer and cartridge heater, thus reduce the space shared by each parts being used for heating function, more desiccant can be accommodated in making drying chamber, thus be effectively improved the effect on moisture extraction of this device.When actually used, cartridge heater had both been charged to the support for positioning heater block, served as again heat-conducting medium, made cartridge heater play the effect of dual-use material；Secondly, this device only need to arrange a cartridge heater and the desiccant of surrounding can be heated by an electrical heating wire layer simultaneously, relative to prior art needing all arrange that heating rod could realize above-mentioned function in surrounding, and the advantage with low cost.By arranging the cartridge heater sandwich by interior external iron sheet parcel heat preservation rock, and heat preservation rock has stronger heat insulation effect, the steam making electrical heating wire layer produce can only outwards dissipate, thus effectively reduce the path of required process when steam contacts with desiccant, to be effectively improved the drying efficiency of desiccant, thus reduce the required time that is dried, then reduce electric energy loss when accumulator and vacuum pumping pump work, reduce the use cost of this device.
In the dehydrating unit of above-mentioned power switch cabinet, the lateral wall of described cartridge heater has some contact sites protruded in strip, and the cross section undulate of contact site.
Contact site is fabricated from iron；Use above-mentioned structure, to increase the contact area of cartridge heater and desiccant, thus improve drying efficiency further, reduce the use cost of this device.
In the dehydrating unit of above-mentioned power switch cabinet, the lateral wall of described exhaust column is provided with annular slot, and described sealing ring is located in annular slot, and the medial wall of the outer peripheral face of sealing ring and described cartridge heater offsets.
By arranging annular slot, it is possible to by sealing ring stable position, make to consistently form between exhaust column and cartridge heater to seal the most reliably, be prevented effectively from the external environment condition impact on each parts in drying chamber, thus be effectively improved the job stability of this device.
In the dehydrating unit of above-mentioned power switch cabinet, described annular groove includes two medial walls faced and the diapire between two medial walls, and the inside and outside sidewall of described electrical heating wire layer two medial walls with annular groove respectively recline mutually.
Use above-mentioned structure, can effectively reduce the distance between electrical heating wire layer and desiccant, make the steam being delivered on desiccant remain higher heat, thus improve the drying efficiency of desiccant, then reduce the use cost of this device.
In the dehydrating unit of above-mentioned power switch cabinet, described electrical heating wire layer is made up of shell and cladding carbon fiber exothermic wire in the enclosure, and shell fixes with cartridge heater by the way of bonding.
Compared with prior art, the dehydrating unit of this power switch cabinet has the advantage that
1
, place electrical heating wire layer by arranging annular groove in cartridge heater, so can effectively reduce the gap between electrical heating wire layer and cartridge heater, thus reduce the space shared by each parts being used for heating function, more desiccant can be accommodated in making drying chamber, thus be effectively improved the effect on moisture extraction of this device.
, when actually used, cartridge heater had both been charged to the support for positioning heater block, served as again heat-conducting medium, made cartridge heater play the effect of dual-use material；Secondly, this device only need to arrange a cartridge heater and the desiccant of surrounding can be heated by an electrical heating wire layer simultaneously, relative to prior art needing all arrange that heating rod could realize above-mentioned function in surrounding, and the advantage with low cost.
, by arrange cartridge heater by interior external iron sheet parcel heat preservation rock sandwich, and heat preservation rock has stronger heat insulation effect, the steam making electrical heating wire layer produce can only outwards dissipate, thus effectively reduce the path of required process when steam contacts with desiccant, to be effectively improved the drying efficiency of desiccant, thus reduce the required time that is dried, then reduce electric energy loss when accumulator and vacuum pumping pump work, reduce the use cost of this device.
Accompanying drawing explanation
Figure
1
It it is structural representation of the present utility model.
Figure
2
It it is figure
1
In
A
The structure for amplifying schematic diagram at place.
In figure,
1
, cabinet；
2
, air exhauster；
3
, drying chamber；
3a
, tank body；
3a1
, steam vent；
3b
, cover；
4
, exhaust column；
5
, vacuum pumping pump；
6
, cartridge heater；
6a
, iron sheet；
6b
, heat preservation rock；
6c
, contact site；
7
, accumulator；
8
, humidity sensor；
9
, electrical heating wire layer；
10
, check valve；
11
, sealing ring；
12
, desiccant；
13
, drying tube；
14
, controller.
Detailed description of the invention
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is further described, but this utility model is not limited to these embodiments.
Such as figure
1
And figure
2
Shown in, in the dehydrating unit of this power switch cabinet, power switch cabinet includes the cabinet with inner chamber
1
.This dehydrating unit is by air exhauster
2
, drying chamber
3
, exhaust column
4
, vacuum pumping pump
5
, cartridge heater
6
, accumulator
7
, humidity sensor
8
, electrical heating wire layer
9
Deng composition.
Wherein, drying chamber
3
Including tank body
3a
And cover
3b
.Wherein, tank body
3a
In tubular, bottom it, it is provided with steam vent
3a1
, and steam vent
3a1
Place is provided with check valve
10
, so that steam vent
3a1
Can only turn on from inside to outside.Cover
3b
It is screwed onto tank body
3a
Upper end, and cover
3b
Middle part is along tank body
3a
Be axially arranged with through hole.Exhaust column
4
In
L
Shape and be positioned at drying chamber
3
And air exhauster
2
Between.Exhaust column
4
One end stretch into cabinet
1
In and be positioned at cabinet
1
Interior air exhauster
2
Air outlet be connected；Exhaust column
4
The other end be inserted in through hole, and by the way of interference fit and cover
3b
Fix.
Cartridge heater
6
In straight-tube shape and be vertically arranged in tank body
3a
In.Exhaust column
4
One end be inserted in cartridge heater
6
In, and exhaust column
4
And cartridge heater
6
Between be provided with and make both connect the sealing ring of sealing
11
.Specifically, exhaust column
4
Lateral wall be provided with annular slot, sealing ring
11
It is located in annular slot, and sealing ring
11
Outer peripheral face and cartridge heater
6
Medial wall offset, so that cartridge heater
6
And exhaust column
4
Between formed and seal reliably.Natural, use " sealing ring
11
Sheathed and be fixed on exhaust column
4
On, and sealing ring
11
Outer peripheral face and cartridge heater
6
Medial wall offset " this scheme is capable of cartridge heater equally
6
And exhaust column
4
Be tightly connected.
Such as figure
2
Shown in, cartridge heater
6
For internal iron sheet
6a
, middle part heat preservation rock
6b
With outside iron sheet
6a
The sandwich formed, and cartridge heater
6
Upper end by welding by the way of and cover
3b
Fix.Cartridge heater
6
Lateral wall on have some in strip protrude contact site
6c
, and contact site
6c
Cross section undulate.Cartridge heater
6
Upper externally-located iron sheet
6a
It is provided with and cartridge heater
6
Coaxial annular groove, and the notch of annular groove is downward.Tubular electrical heating wire layer it is inserted with in annular groove
9
, and electrical heating wire layer
9
With cartridge heater
6
Fix.In the present embodiment, electrical heating wire layer
9
It is made up of shell and cladding carbon fiber exothermic wire in the enclosure, and shell is by the way of bonding and cartridge heater
6
Fix.Further illustrating, annular groove includes two medial walls faced and the diapire between two medial walls, and electrical heating wire layer
9
Inside and outside sidewall two medial walls with annular groove respectively recline mutually.
Such as figure
1
And figure
2
Shown in, drying chamber
3
Inside being provided with can be for electrical heating wire layer
9
The accumulator of power supply
7
And pass through humidity sensor
8
Control electrical heating wire layer
9
And accumulator
7
The controller of break-make
14
, and humidity sensor
8
It is located at drying chamber
3
In.Above-mentioned control mode is existing, a kind of automobile seat arm with heating function as disclosed in Chinese patent storehouse
[
Application number:
201510846585.3
；Application publication number:
CN 105398361 A]
In the technical scheme being coordinated the break-make controlling heating cushion and power supply by stability sensor and controller that relates to.
Tank body
3a
Inside it is provided with the desiccant being in granular form
12
, and desiccant
12
Can be silica gel, alumina gel, molecular sieve, activated carbon etc..Drying chamber
3
It is externally provided with vacuum pumping pump
5
And both pass through drying tube
13
It is connected.Further illustrate, drying tube
13
Air inlet at be provided with drainage screen, humidity sensor
8
Simultaneously and vacuum pumping pump
5
Interior controller
14
It is connected so that vacuum pumping pump
5
With electrical heating wire layer
9
Work simultaneously.
The operation principle of this device is as follows: work as cabinet
1
When humidity is excessive, air exhauster
2
Work is with by cabinet
1
Interior dampness is through exhaust column
4
And cartridge heater
6
It is drained into drying chamber
3
In, then dampness drying agent
12
It is dried and final from steam vent
3a1
Discharge；Work as humidity sensor
8
Drying chamber detected
3
When interior humidity is excessive, electrical heating wire layer
9
Obtain electric with to desiccant
12
It is dried, meanwhile, vacuum pumping pump
5
Work and extract out with the steam that will produce time dry.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (5)
- null1. the dehydrating unit of a power switch cabinet，Power switch cabinet includes cabinet，Outside this dehydrating unit includes the air exhauster being located in cabinet and is located at cabinet and inside is provided with the drying chamber of desiccant，Drying chamber is connected with air exhauster by exhaust column，Described drying chamber is externally provided with vacuum pumping pump and both are connected by drying tube，The bottom of drying chamber is provided with steam vent，It is characterized in that，It is vertically fixed cartridge heater in described drying chamber，One end of described exhaust column is inserted in cartridge heater，And be provided with between exhaust column and cartridge heater and make both connect the sealing ring of sealing，Described cartridge heater is internal iron sheet、The sandwich that middle part heat preservation rock and outside iron sheet are formed，Externally-located iron sheet is provided with the annular groove coaxial with cartridge heater，Tubular electrical heating wire layer it is inserted with in annular groove，And electrical heating wire layer fixes with cartridge heater，It is provided with the accumulator can powered for electrical heating wire layer in described drying chamber and controls electrical heating wire layer and the controller of accumulator break-make by humidity sensor，And humidity sensor is located in drying chamber.
- The dehydrating unit of power switch cabinet the most according to claim 1, it is characterised in that there is on the lateral wall of described cartridge heater some contact sites protruded in strip, and the cross section undulate of contact site.
- The dehydrating unit of power switch cabinet the most according to claim 1, it is characterised in that the lateral wall of described exhaust column is provided with annular slot, described sealing ring is located in annular slot, and the medial wall of the outer peripheral face of sealing ring and described cartridge heater offsets.
- The dehydrating unit of power switch cabinet the most according to claim 1, it is characterized in that, described annular groove includes two medial walls faced and the diapire between two medial walls, and the inside and outside sidewall of described electrical heating wire layer two medial walls with annular groove respectively recline mutually.
- The dehydrating unit of power switch cabinet the most according to claim 1, it is characterised in that described electrical heating wire layer is made up of shell and cladding carbon fiber exothermic wire in the enclosure, and shell fixes with cartridge heater by the way of bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620334558.8U CN205495302U (en) | 2016-04-19 | 2016-04-19 | Dehydrating unit of power switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620334558.8U CN205495302U (en) | 2016-04-19 | 2016-04-19 | Dehydrating unit of power switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205495302U true CN205495302U (en) | 2016-08-24 |
Family
ID=56705588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620334558.8U Expired - Fee Related CN205495302U (en) | 2016-04-19 | 2016-04-19 | Dehydrating unit of power switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205495302U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300088A (en) * | 2016-08-31 | 2017-01-04 | 江苏银佳企业集团有限公司 | Outdoor intelligent switch cabinet |
| CN106841299A (en) * | 2017-03-17 | 2017-06-13 | 中国工程物理研究院化工材料研究所 | Suitable for the quick low humidity blast tank arrangement of Electrostatic Safety detection |
| CN107611820A (en) * | 2017-09-28 | 2018-01-19 | 成都汉度科技有限公司 | A kind of dehumidification system for being used for box-type substation and ring main unit |
| CN108674801A (en) * | 2018-08-06 | 2018-10-19 | 四川出入境检验检疫局检验检疫技术中心 | The sample hermetic bag of multi-functional detection |
| CN109066425A (en) * | 2018-09-26 | 2018-12-21 | 国网山东省电力公司海阳市供电公司 | Electric power overhaul system and repair method |
-
2016
- 2016-04-19 CN CN201620334558.8U patent/CN205495302U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300088A (en) * | 2016-08-31 | 2017-01-04 | 江苏银佳企业集团有限公司 | Outdoor intelligent switch cabinet |
| CN106841299A (en) * | 2017-03-17 | 2017-06-13 | 中国工程物理研究院化工材料研究所 | Suitable for the quick low humidity blast tank arrangement of Electrostatic Safety detection |
| CN107611820A (en) * | 2017-09-28 | 2018-01-19 | 成都汉度科技有限公司 | A kind of dehumidification system for being used for box-type substation and ring main unit |
| CN108674801A (en) * | 2018-08-06 | 2018-10-19 | 四川出入境检验检疫局检验检疫技术中心 | The sample hermetic bag of multi-functional detection |
| CN109066425A (en) * | 2018-09-26 | 2018-12-21 | 国网山东省电力公司海阳市供电公司 | Electric power overhaul system and repair method |
| CN109066425B (en) * | 2018-09-26 | 2020-05-05 | 国网山东省电力公司海阳市供电公司 | Electric power overhaul system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Yun Inventor before: Huang Cao |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170531 Address after: 212213, Zhenjiang City, Jiangsu province Yangzhong three Mao Street Zhonghua Village Patentee after: Jiangsu Huixin Electric Power Technology Co. Ltd Address before: Xinqiao village Xinqiao street of Ouhai District 325006 in Zhejiang province Wenzhou city Hongqiao road six No. 1052 Patentee before: WENZHOU KAITANG ELECTRONIC TECHNOLOGY CO., LTD. |
|
| 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: 20160824 Termination date: 20200419 |