CN209497175U - A kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter - Google Patents
A kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter Download PDFInfo
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- CN209497175U CN209497175U CN201920235081.1U CN201920235081U CN209497175U CN 209497175 U CN209497175 U CN 209497175U CN 201920235081 U CN201920235081 U CN 201920235081U CN 209497175 U CN209497175 U CN 209497175U
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Abstract
The utility model is related to a kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter, including insulation shell, top panel, key switch, arc-chutes, carrier, partition, wiring groove and conducting wire, top panel constitutes closed housing structure embedded in insulation shell upper surface and insulation shell, insulation shell will be divided into bearing cavity and wiring closet from top to bottom along insulation shell axis by partition, arc-chutes are by locating rack in bearing cavity, uniform a key switch in each arc-chutes, the corresponding bolster stake lower end surface of key switch sets thread passing port, conducting wire front end face is located in bolster stake by thread passing port and is electrically connected with key switch, wiring groove is in wiring closet.The utility model structure is simple, flexible and convenient to use, versatility is good, and integration degree is high, it can effectively prevent the stability safety that external flammable explosive gas, dust sets the electric arc generated when operation by transformer circuit and spark phenomenon ignites, and greatly raising high-voltage frequency converter equipment manipulates.
Description
Technical field
The utility model relates to power accessories, belong to power transmission and transforming equipment technical field.
Background technique
Such as mine currently is met to the high voltage variables frequency circuit system equipment such as Frequency Converter Control high-tension motor in order to make to meet
The high dust pollution such as mountain, water conservancy projects, biochemical industry, high humility corrode and containing in a large amount of inflammable and explosive dust and gaseous environments
The needs used currently hold high-voltage frequency converter by being equipped with the equipment such as special explosive-proof protector cabinet for transformer equipment
While carrying installation and explosion-proof protection is isolated, the operational and controlled key button with effective arc extinguishing and high efficiency insulation performance has also been developed and opens
It closes, execute-in-place operation is carried out to high-voltage frequency converter equipment to realize, such as application No. is 201020507775.5 " insulation
Oil blast button switch " and application No. is patents such as 201020507774.0 " resistor step-down arc-suppression button switchs ", but in reality
It is found in the use of border, although current this kind of construction of switch carries out effectively when can effectively meet to key, the operation of button class equipment
Insulation and the operations such as arc extinguishing protection, but on the one hand this kind of key, button class device structure are complicated, and volume is relatively large, thus
The flexibility for causing it to use is relatively poor, cannot effectively meet the needs of all kinds of different use environments and equipment operation, another
The current this kind of key switch equipment of aspect is often required to independently installed operation, big so as to cause installation positioning operation difficulty,
Integration degree is low, at the same also cause each key switch equipment and circuit system connecting node it is more and directly it is quick-fried leakage in air
In, to increase the risks such as arcing and the sparking when key switch operation, therefore it is directed to this status, there is an urgent need to develop one
The completely new transformer anti-explosion of kind installs equipment, to meet the needs of actual use.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of high-power high voltage explosion-proof frequency converter with explosion-proof
Fence operation interfacial structure, the new structure is simple, flexible and convenient to use, and versatility is good, and integration degree is high, on the one hand can have
Effect, which meets, to be carried out multiple key switches to install positioning and protection, and button switch that can effectively with multiple types structure concentratedly
And run with coordinative composition of equipments such as all kinds of power control cabinets, so that the flexibility and versatility that the utility model uses are greatly improved, it is another
Aspect have good insulating capacity and arc extinguishing ability, can will effectively be carried out between button switch and external environment effectively every
From while, the electric arc separately timely and effectively generated to button switch operation carries out arc extinguishing operation, thus effectively prevent it is external easily
Combustion explosion hazard gases, dust sets the electric arc generated when operation by transformer circuit and spark phenomenon ignites, and greatly improves high pressure
The stability safety of frequency converter equipment manipulation.
To achieve the goals above, the utility model is achieved through the following technical solutions:
A kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter, including insulation shell, top panel, press
Key switch, arc-chutes, carrier, partition, wiring groove and conducting wire, insulation shell are that section is " Qian " font groove-like structure, above
Plate constitutes closed housing structure embedded in insulation shell upper surface and insulation shell, and partition, will be along insulation shell in insulation shell
Insulation shell is divided into bearing cavity and wiring closet from top to bottom by body axis, and wherein arc-chutes are several, and is embedded in by locating rack
In bearing cavity, and each arc extinguishing chamber axis is with insulation shell upper surface vertical distribution, uniform a key switch in each arc-chutes,
And several operation ports are set on the corresponding top panel of arc-chutes, and arc-chutes upper surface is higher by 0-10 milli of top panel by operation port
Rice, arc-chutes include bolster stake, button cap, driving spring, arc extinguishing board, and it is " Qian " font channel-shaped knot that wherein bolster stake, which is section,
Structure, button cap are that section is " Jiong " font groove-like structure, and button cap is coated on the outside of bolster stake upper surface, and with outside bolster stake
Surface is slidably connected, and airtight cavity structure is coaxially distributed and constituted between bolster stake, button cap, and key switch is embedded in bolster stake,
It is coaxially distributed with bolster stake and is slidably connected by least two sliding slots with bolster stake inner surface, table in key switch and bolster stake
Spacing is not 3 millimeters small between face, and spacing is not less than 10 millimeters, and key switch button between key switch button upper surface and button cap
It being connected between upper surface and button cap by least one driving spring, the corresponding bolster stake lower end surface of key switch sets thread passing port,
Conducting wire front end face is located in bolster stake by thread passing port and is electrically connected with key switch, arc extinguishing board at least two, surrounding key
Switch axis is evenly arranged on bolster stake medial surface, and wiring groove at least one is embedded in wiring closet, and the corresponding insulation shell of wiring groove
On set at least one line outlet, conducting wire is connected with each other by wiring groove and wiring closet, and conducting wire rear end face is located at by line outlet
Outside insulation shell.
Further, the insulation shell and top panel contact surface position, arc-chutes and operation port contact surface position
It sets and is all provided with elastic sealing ring.
Further, the carrier is the honey comb structure being coaxially distributed with insulation shell, carrier and insulation shell
Internal side is connected with each other by sliding slot, is connected with each other between partition upper surface by elastic insulated backing plate.
Further, the arc-chutes set earth lead and ground terminal, the ground terminal at least one, with wiring
The connection of the corresponding insulation shell side surface in room, and ground terminal by earth lead respectively between the arc extinguishing board of each arc-chutes it is electrical
Connection, the corresponding bolster stake of the earth lead set wire guide, parallel with one another between the earth lead between each arc-chutes.
Further, the partition lower end surface sets line bank, is electrically connected between each key switch and conducting wire by line bank
It connects, and passes through line bank mixed connection between each key switch.
The utility model structure is simple, flexible and convenient to use, and versatility is good, and integration degree is high, on the one hand can effectively meet pair
Multiple key switches install concentratedly positioning and protection, and can effectively with the button switch of multiple types structure and with it is all kinds of
The operation of the coordinative composition of equipments such as power control cabinet, to greatly improve the flexibility and versatility that the utility model uses, on the other hand has
Good insulating capacity and arc extinguishing ability, can be effectively same by what is be effectively isolated between button switch and external environment
When, the electric arc separately timely and effectively generated to button switch operation carries out arc extinguishing operation, to effectively prevent external inflammable and explosive
Gas, dust sets the electric arc generated when operation by transformer circuit and spark phenomenon ignites, and greatly improves high-voltage frequency converter
The stability safety of equipment manipulation.
Detailed description of the invention
It is described in detail the utility model with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic structural view of the utility model.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
A kind of high-power high voltage explosion-proof frequency converter explosion-proof fence operation interfacial structure, including insulation shell as described in Figure 1
Body 1, top panel 2, key switch 3, arc-chutes 4, carrier 5, partition 6, wiring groove 7 and conducting wire 8, insulation shell 1 are for section
" Qian " font groove-like structure, top panel 2 constitute closed housing structure, partition 6 embedded in 1 upper surface of insulation shell and insulation shell 1
In insulation shell 1, insulation shell 1 will be divided into bearing cavity 101 and wiring closet from top to bottom along 1 axis of insulation shell
102, wherein arc-chutes 4 are several, and through locating rack 5 in the bearing cavity 101, and 4 axis of each arc-chutes with insulation shell 1
Upper surface vertical distribution, uniform a key switch 3 in each arc-chutes 4, and several behaviour are set on the corresponding top panel 2 of arc-chutes 4
Make mouth 9, and 4 upper surface of arc-chutes is higher by 2 0-10 millimeters of top panel by operation port 9.
In the present embodiment, the arc-chutes 4 include bolster stake 41, button cap 42, driving spring 43, arc extinguishing board 44, wherein
It is " Qian " font groove-like structure that bolster stake 41, which is section, and button cap 42 be section for " Jiong " font groove-like structure, and button cap 42
It is coated on the outside of 41 upper surface of bolster stake, and is slidably connected with 41 outer surface of bolster stake, coaxially divide between bolster stake 41, button cap 42
Cloth simultaneously constitutes airtight cavity structure, and key switch 3 is in bolster stake 41, with the coaxial distribution of bolster stake 41 and by least two
Sliding slot 45 is slidably connected with 41 inner surface of bolster stake, and spacing is not 3 millimeters small between 41 inner surface of key switch 3 and bolster stake, key
Spacing is not less than 10 millimeters between 3 button upper surface of switch and button cap 42, and between 3 button upper surface of key switch and button cap 42
It is connected by least one driving spring 43, corresponding 41 lower end surface of bolster stake of key switch 3 sets thread passing port 10,8 front end of conducting wire
Face is located in bolster stake 41 by thread passing port 10 and is electrically connected with key switch 3, and arc extinguishing board 44 at least two, surrounding key is opened
It closes 3 axis and is evenly arranged on 41 medial surface of bolster stake.
In the present embodiment, the wiring groove 7 at least one, in wiring closet 102, and the corresponding insulation shell of wiring groove 7
At least one line outlet 11 is set on body 1, conducting wire 8 is connected with each other by wiring groove 7 and wiring closet 102, and 8 rear end face of conducting wire passes through
Line outlet 11 is located at outside insulation shell 1.
Wherein, the insulation shell 1 and 2 contact surface position of top panel, arc-chutes 4 and 9 contact surface position of operation port
It sets and is all provided with elastic sealing ring 12, the carrier 5 is the honey comb structure being coaxially distributed with insulation shell 1, carrier 5 and absolutely
1 medial surface of edge shell is connected with each other by sliding slot 45, is connected with each other between 6 upper surface of partition by elastic insulated backing plate 13.
In addition, the arc-chutes 4 set earth lead 14 and ground terminal 15, the ground terminal 15 at least one, with
Corresponding 1 side surface of insulation shell of wiring closet 102 connection, and ground terminal 15 by earth lead 14 respectively with each arc-chutes 4
Arc extinguishing board 44 between be electrically connected, the corresponding bolster stake 41 of the earth lead 14 sets wire guide 16, the ground connection between each arc-chutes 4
It is parallel with one another between conducting wire 14.
Meanwhile 6 lower end surface of partition sets line bank 17, it is electrical by line bank 17 between each key switch 3 and conducting wire 8
Connection, and pass through 17 mixed connection of line bank between each key switch 3.
The utility model in specific implementation, is opened according to the quantity of used key switch, structure type and each key first
Connection relationship is closed, selection meets to be joined using the device structure of the insulation shell, top panel, arc-chutes, carrier and the conducting wire that need
Number, then assembles insulation shell, top panel, key switch, arc-chutes, carrier, partition, wiring groove and conducting wire,
And in an assembling process, the circuit connecting relation a key switch is attached in advance by conducting wire, to realize to more
A key switch carries out concentration assembly, and realizes and carried out by insulation shell, top panel, arc-chutes, carrier to each key switch
Protection is concentrated, then will complete the utility model after assembling by insulation shell integral installation to equipment such as corresponding control cabinets, and
Make to be electrically connected between conducting wire and the extremely corresponding circuit system of high-voltage frequency converter, realizes and whole peace is concentrated to multiple key switches
Dress, and the aerial wiring position quantity of key switch exposure is effectively reduced, to improve reaching to multiple key switches
While installation exercise working efficiency, the matrix protective capacities to multiple key switches is also effectively raised.
When carrying out corresponding operating to key switch, staff directly presses the corresponding arc-chutes of corresponding key switches and presses
Keycap drives key switch movement by driving spring by button cap, thus while meeting to key switch operation, effectively
It avoids staff directly to contact with key switch, staff's electric shock wind caused by reducing because of key switch failure
Danger, in addition, electric connecting member is the carrying with arc-chutes when the corresponding circuit of key switch progress switches on and off
In column, thus on the one hand further increased by bolster stake to the isolating and protecting ability between key switch and external environment, it is another
The electric arc that generates quickly go out and removes when aspect can run key switch by arc extinguishing board, reduce electric arc to key switch, lead
The erosion loss of the equipment such as line improves key switch safety in utilization and service life.
And arc extinguishing board is in operation, separately can directly be connect electric energy with the earthed circuit of circuit system by connecting terminal,
It further increases arc extinguishing efficiency and reduces electric leakage and electric shock accidents risk.
The utility model structure is simple, flexible and convenient to use, and versatility is good, and integration degree is high, on the one hand can effectively meet pair
Multiple key switches install concentratedly positioning and protection, and can effectively with the button switch of multiple types structure and with it is all kinds of
The operation of the coordinative composition of equipments such as power control cabinet, to greatly improve the flexibility and versatility that the utility model uses, on the other hand has
Good insulating capacity and arc extinguishing ability, can be effectively same by what is be effectively isolated between button switch and external environment
When, the electric arc separately timely and effectively generated to button switch operation carries out arc extinguishing operation, to effectively prevent external inflammable and explosive
Gas, dust sets the electric arc generated when operation by transformer circuit and spark phenomenon ignites, and greatly improves high-voltage frequency converter
The stability safety of equipment manipulation.
It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments.Above-described embodiment and
Only illustrate the principles of the present invention described in specification.On the premise of not departing from the spirit and scope of the utility model,
The utility model also has various changes and improvements.These changes and improvements both fall within the scope of the claimed invention
It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
1. a kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter, it is characterised in that: described is high-power
High-voltage explosion-proof frequency converter includes insulation shell, top panel, key switch, arc-chutes, carrying with explosion-proof fence operation interfacial structure
Frame, partition, wiring groove and conducting wire, the insulation shell are that section is " Qian " font groove-like structure, and the top panel is embedded in insulation
Shell upper surface and insulation shell constitute closed housing structure, and the partition, will be along insulation shell axis in insulation shell
Insulation shell is divided into bearing cavity and wiring closet from top to bottom, wherein the arc-chutes are several, and are embedded in and held by locating rack
Carry intracavitary, and each arc extinguishing chamber axis is with insulation shell upper surface vertical distribution, uniform a key switch in each arc-chutes, and
Several operation ports are set on the corresponding top panel of the arc-chutes, and arc-chutes upper surface is higher by top panel 0-10 by operation port
Millimeter, the arc-chutes include bolster stake, button cap, driving spring, arc extinguishing board, wherein it is " Qian " word that the bolster stake, which is section,
Type groove-like structure, button cap are that section is " Jiong " font groove-like structure, and the button cap is coated on the outside of bolster stake upper surface,
And be slidably connected with carrying outer surface of column, airtight cavity structure is coaxially distributed and constituted between the bolster stake, button cap, it is described to press
Key switch is coaxially distributed with bolster stake and is slidably connected by least two sliding slots with bolster stake inner surface in bolster stake,
Spacing is not 3 millimeters small between the key switch and bolster stake inner surface, spacing between key switch button upper surface and button cap
It is connected not less than 10 millimeters, and between key switch button upper surface and button cap by least one driving spring, the key
It switchs corresponding bolster stake lower end surface and sets thread passing port, the conducting wire front end face is located in bolster stake by thread passing port and is opened with key
Electrical connection, the arc extinguishing board at least two are closed, surrounding key switch axis is evenly arranged on bolster stake medial surface, and the wiring groove is extremely
It is one few, in wiring closet, and at least one line outlet is set on the corresponding insulation shell of wiring groove, the conducting wire passes through wiring
Slot and wiring closet are connected with each other, and conducting wire rear end face is located at outside insulation shell by line outlet.
2. a kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter according to claim 1, special
Sign is: the insulation shell and top panel contact surface position, arc-chutes and operation port contact surface position is all provided with elasticity
Sealing ring.
3. a kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter according to claim 1, special
Sign is: the carrier is the honey comb structure being coaxially distributed with insulation shell, and carrier and insulation shell medial surface are logical
Sliding slot interconnection is crossed, is connected with each other between partition upper surface by elastic insulated backing plate.
4. a kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter according to claim 1, special
Sign is: the arc-chutes set earth lead and ground terminal, the ground terminal at least one, it is corresponding with wiring closet absolutely
The connection of edge casing lateral surfaces, and ground terminal is electrically connected between the arc extinguishing board of each arc-chutes respectively by earth lead, it is described
The corresponding bolster stake of earth lead sets wire guide, parallel with one another between the earth lead between each arc-chutes.
5. a kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter according to claim 1, special
Sign is: the partition lower end surface sets line bank, is electrically connected between each key switch and conducting wire by line bank, and each key
Switch room passes through line bank mixed connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920235081.1U CN209497175U (en) | 2019-02-25 | 2019-02-25 | A kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920235081.1U CN209497175U (en) | 2019-02-25 | 2019-02-25 | A kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676747A (en) * | 2019-10-24 | 2020-01-10 | 江苏华正数控机械有限公司 | Combined multi-loop high-voltage explosion-proof power distribution device |
| CN113819964A (en) * | 2021-07-30 | 2021-12-21 | 开封科隆流量仪表有限公司 | Sealing structure of junction box of electromagnetic flowmeter |
-
2019
- 2019-02-25 CN CN201920235081.1U patent/CN209497175U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676747A (en) * | 2019-10-24 | 2020-01-10 | 江苏华正数控机械有限公司 | Combined multi-loop high-voltage explosion-proof power distribution device |
| CN110676747B (en) * | 2019-10-24 | 2021-12-24 | 徐州锋通信息科技有限公司 | Combined multi-loop high-voltage explosion-proof power distribution device |
| CN113819964A (en) * | 2021-07-30 | 2021-12-21 | 开封科隆流量仪表有限公司 | Sealing structure of junction box of electromagnetic flowmeter |
| CN113819964B (en) * | 2021-07-30 | 2023-09-15 | 开封科隆流量仪表有限公司 | Sealing structure of junction box of electromagnetic flowmeter |
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