CN203110936U - Anti-explosion accelerator - Google Patents
Anti-explosion accelerator Download PDFInfo
- Publication number
- CN203110936U CN203110936U CN 201320035830 CN201320035830U CN203110936U CN 203110936 U CN203110936 U CN 203110936U CN 201320035830 CN201320035830 CN 201320035830 CN 201320035830 U CN201320035830 U CN 201320035830U CN 203110936 U CN203110936 U CN 203110936U
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- explosion
- accelerator
- epoxy
- metal shell
- cable
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Abstract
The utility model discloses an anti-explosion accelerator. The anti-explosion accelerator is an accelerating device used by an electric forklift or an electric touring bus in sites with explosive dangerous gas and steam. According to the anti-explosion accelerator, a circuit board, a cable entry device and elements are sealed through epoxy, the elements and an outer shell are sealed through epoxy, the cable entry device and a metal shell body are sealed through a pressing nut, a check piece and a rubber sealing pad in an epoxy mode, the circuit board, an electric element, a magnetic hall element are closely sealed in the metal shell body through an aluminum cover and a rubber sealing pad, and an explosive gas environment is prevented from being ignited by sparks of explosive mixtures inside the metal shell body. The parts which has the possibility of generating sparks igniting the explosive mixtures or overheated parts are sealed in the epoxy, the parts which has the possibility of generating the sparks igniting the explosive mixtures or the overheated parts are enabled to have explosion pressure which can bear the internal explosive gas mixtures in an operation or installation process, and the explosion in the inner portion is prevented from spreading to the explosive mixtures around the outer shell.
Description
Technical field
The utility model relates to the accelerator field, be specially the device of a kind of electri forklift that adopts in the place that explosion hazard gas and steam are arranged, Sightseeing Trolley acceleration, it has the explosion pressure that can bear the internal explosion gas mixture, and stops inner blast to the explosion-proof accelerator of shell explosive mixture propagation on every side.
Background technology
Common accelerator can not be used in the place of explosion hazard gas and steam, if be used in the place of explosion hazard gas and steam, must be placed in the corresponding armored cassette, like this, all bring a lot of inconvenience for complete machine design and the assembling of anti-explosion electric fork truck.In order to overcome the deficiency that common accelerator can not be used in the place of explosion hazard gas and steam, my company has researched and developed explosion-proof accelerator according to client's needs, makes them can not light explosive gas atmosphere under operation or mounting condition.It has been a good problem to study.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the utility model provides a kind of explosion-proof accelerator of envelope explosion proof type that waters, and mainly is made up of magnetic Hall element, metal case, wiring board, stretcher, cable entry.Between the element, water envelope with epoxy between element and the shell, may produce spark or the overheated part of lighting explosive mixture encloses in the epoxy, make them under operation or mounting condition, can not light explosive gas atmosphere, simple in structure, be convenient to assembling and operation.
The purpose of this utility model is achieved in that
Explosion-proof accelerator, for watering the envelope explosion proof type, mainly comprise magnetic Hall element 19, metal case 1, wiring board 16, stretcher 8, cable entry, it is characterized in that: between the described magnetic Hall element 19, water envelope with epoxy between magnetic Hall element 19 and the metal case 1, watering envelope thickness is 2.0mm, watering envelope length along cable pigtail is 5.5mm, it is 6.0mm that cable waters envelope thickness, cable pigtail length is provided with first rubber gasket 5 greater than 1 meter between introducing device and the metal shell (1); Be provided with second rubber gasket 6 between aluminium lid 7 and the metal shell 1; Be provided with short magnet 9 and long magnet 10 around the axle 11;
Described introducing device comprises accelerator cable 3, and the hold-down nut 4 that is connected with accelerator cable 3 is provided with catch 2 in the hold-down nut 4;
Described metal shell 1 is outside equipped with stretcher 8;
Described axle 11 is provided with major axis cover 12 and short sleeve 14, is provided with copper sheathing 13 between axle 11 and major axis cover 12, the short sleeve 14, is provided with O RunddichtringO 15 between copper sheathing 13 and the axle 11;
Metal shell 1 in be provided with wiring board 16, induction cam 17, spring 18, the magnetic Hall element 19 that epoxy waters envelope.
Positive beneficial effect: explosion-proof acceleration device described in the utility model, by aluminium lid, rubber gasket, wiring board, electric elements, the magnetic Hall element is tight is sealed in the metal shell, prevent the spark ignition explosive gas atmosphere of enclosure interior explosive mixture, degree of protection reaches IP65; Sealing between cable entry and the metal shell, prevent the spark ignition explosive gas atmosphere of enclosure interior explosive mixture by hold-down nut, catch, rubber gasket, epoxy; With epoxy between wiring board, cable entry, the element, water envelope between element and the shell, may produce the spark of lighting explosive mixture or overheated part is enclosed in the epoxy, and make them under operation or mounting condition, can not light explosive gas atmosphere.Simple in structure, be convenient to assembling and operation.
Description of drawings
Fig. 1 is external form figure of the present utility model;
Fig. 2 is the utility model assembly relation front view;
Fig. 3 is the aluminium lid birds-eye view that goes of the present utility model;
Fig. 4 be among Fig. 3 A-A to cutaway view;
Among the figure be: metal shell 1, catch 2, accelerator cable 3, hold-down nut 4, rubber gasket 5, rubber gasket 6, aluminium lid 7, stretcher 8, short magnet 9, long magnet 10, axle 11, major axis cover 12, copper sheathing 13, short sleeve 14, O RunddichtringO 15, wiring board 16, induction cam 17, spring 18, magnetic Hall element 19.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
As shown in Figure 1 and Figure 2, explosion-proof accelerator, for watering the envelope explosion proof type, mainly formed by magnetic Hall element 19, metal case 1, wiring board 16, stretcher 8, cable entry, it is characterized in that: between the described magnetic Hall element 19, water envelope with epoxy between magnetic Hall element 19 and the metal case 1, watering envelope thickness is 2.0mm, watering envelope length along cable pigtail is 5.5mm, it is 6.0mm that cable waters envelope thickness, cable pigtail length is provided with first rubber gasket 5 greater than 1 meter between introducing device and the metal shell (1); Be provided with second rubber gasket 6 between aluminium lid 7 and the metal shell 1; Be provided with short magnet 9 and long magnet 10 around the axle 11;
Described introducing device comprises accelerator cable 3, and the hold-down nut 4 that is connected with accelerator cable 3 is provided with catch 2 in the hold-down nut 4;
Described metal shell 1 is outside equipped with stretcher 8;
As shown in Figure 4, described axle 11 is provided with major axis cover 12 and short sleeve 14, is provided with copper sheathing 13 between axle 11 and major axis cover 12, the short sleeve 14, is provided with O RunddichtringO 15 between copper sheathing 13 and the axle 11;
As shown in Figure 3, be provided with wiring board 16, induction cam 17, spring 18, the magnetic Hall element 19 that epoxy waters envelope in the metal shell 1.
The standard of design considerations is as follows:
" 1.GB3836.1-2000 explosive gas atmosphere electrical installation section 1: general requirement "
" 2.GB3836.9-2006 explosive gas atmosphere electrical installation the 9th part: pouring type " m " "
" 3.GB12476.1-2000 combustible dust environment electrical installation section 1: the electrical equipment the 1st with shell and limiting surface temperature protection saves: the technical requirements of electrical equipment "
The project of check is as follows:
1. mechanical verification (the 23.3rd of GB3836.1-2000)
2. impact test (GB3836.1-2000 23.4.3.1 bar)
(GB12476.1-2000 20.4.2 bar)
3. cable pull-off test (GB3836.1-2000 D3.1 bar)
4. thermometry (GB3836.9-2006 8.2.2 bar)
(GB12476.1-2000 20.4.5 bar)
5. heat-resisting low temperature resistant test (GB3836.9-2000 8.2.3 bar)
6. thermal cycling test (GB3836.9-2006 8.2.3.3 bar)
7. water absorption test (the 8.1st of GB3836.9-2006)
8. insulative dielectric strength test (GB3836.9-2006 8.2.4 bar)
Explosion-proof acceleration device described in the utility model, by aluminium lid, rubber gasket, wiring board, electric elements, the magnetic Hall element is tight is sealed in the metal shell, prevents the spark ignition explosive gas atmosphere of enclosure interior explosive mixture, degree of protection reaches IP65; Sealing between cable entry and the metal shell, prevent the spark ignition explosive gas atmosphere of enclosure interior explosive mixture by hold-down nut, catch, rubber gasket, epoxy; With epoxy between wiring board, cable entry, the element, water envelope between element and the shell, may produce the spark of lighting explosive mixture or overheated part is enclosed in the epoxy, and make them under operation or mounting condition, can not light explosive gas atmosphere.Simple in structure, be convenient to assembling and operation.
Above embodiment only is used for explanation preferred implementation of the present utility model; the utility model is not limited to above-mentioned embodiment; in the ken that described field those of ordinary skill possesses; any modification of doing within spirit of the present utility model and the principle, be equal to and substitute and improvement etc., it all should be encompassed within the technical scheme scope that the utility model asks for protection.
Claims (5)
1. explosion-proof accelerator, for watering the envelope explosion proof type, mainly comprise magnetic Hall element (19), metal case (1), wiring board (16), stretcher (8), cable entry, it is characterized in that: between the described magnetic Hall element (19), water envelope with epoxy between magnetic Hall element (19) and the metal case (1), watering envelope thickness is 2.0mm, watering envelope length along cable pigtail is 5.5mm, it is 6.0mm that cable waters envelope thickness, cable pigtail length is provided with first rubber gasket (5) greater than 1 meter between introducing device and the metal shell (1); Be provided with second rubber gasket (6) between aluminium lid (7) and the metal shell (1); Be provided with short magnet (9) and long magnet (10) around the axle (11).
2. explosion-proof accelerator according to claim 1, it is characterized in that: described introducing device comprises accelerator cable (3), the hold-down nut (4) that is connected with accelerator cable (3) is provided with catch (2) in the hold-down nut (4).
3. explosion-proof accelerator according to claim 1, it is characterized in that: described metal shell (1) is outside equipped with stretcher (8).
4. explosion-proof accelerator according to claim 1, it is characterized in that: described axle (11) is provided with major axis cover (12) and short sleeve (14), be provided with copper sheathing (13) between axle (11) and major axis cover (12), the short sleeve (14), be provided with O RunddichtringO (15) between copper sheathing (13) and the axle (11).
5. explosion-proof accelerator according to claim 1 is characterized in that: be provided with wiring board (16), induction cam (17), spring (18), magnetic Hall element (19) that epoxy waters envelope in the described metal shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320035830 CN203110936U (en) | 2013-01-17 | 2013-01-17 | Anti-explosion accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320035830 CN203110936U (en) | 2013-01-17 | 2013-01-17 | Anti-explosion accelerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203110936U true CN203110936U (en) | 2013-08-07 |
Family
ID=48891311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320035830 Expired - Lifetime CN203110936U (en) | 2013-01-17 | 2013-01-17 | Anti-explosion accelerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203110936U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437969A (en) * | 2015-12-07 | 2016-03-30 | 中国北方车辆研究所 | Integrated accelerator brake control device for vehicle |
| CN106740130A (en) * | 2016-12-11 | 2017-05-31 | 衡阳市利美电瓶车制造有限责任公司 | A kind of flame-proof type accelerating chamber and flame-proof type battery truck |
-
2013
- 2013-01-17 CN CN 201320035830 patent/CN203110936U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437969A (en) * | 2015-12-07 | 2016-03-30 | 中国北方车辆研究所 | Integrated accelerator brake control device for vehicle |
| CN106740130A (en) * | 2016-12-11 | 2017-05-31 | 衡阳市利美电瓶车制造有限责任公司 | A kind of flame-proof type accelerating chamber and flame-proof type battery truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.99, Jingbei 6th Road, Zhengzhou area (Jingkai), Henan pilot Free Trade Zone, Zhengzhou, Henan Province, 450000 Patentee after: Henan Jiachen Intelligent Control Co.,Ltd. Address before: 450016 floor 2, No. 12, Jingnan Third Road, economic and Technological Development Zone, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU JIACHEN ELECTRIC Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |