CN205124190U - Explosion -proof operation post - Google Patents
Explosion -proof operation post Download PDFInfo
- Publication number
- CN205124190U CN205124190U CN201520902981.9U CN201520902981U CN205124190U CN 205124190 U CN205124190 U CN 205124190U CN 201520902981 U CN201520902981 U CN 201520902981U CN 205124190 U CN205124190 U CN 205124190U
- Authority
- CN
- China
- Prior art keywords
- casing
- operation post
- protective cover
- protecgulum
- chassis
- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an explosion -proof operation post, including the box that is formed by casing and protecgulum cooperation, connecting the protection casing at the downside of box, at the lower extreme joint support post of protection casing, the chassis that is used for the support is connected to the downside of support column, and install on the fixed plate on the chassis, annular closing plate is connected in the cooperation between casing and protecgulum, and the ring packing inboard is equipped with annular cavity, is equipped with a set of through -hole on the interior plate of ring packing board, and annular cavity passes through the cavity intercommunication of through -hole and box, the gas holder of still installing the air pump and have inert gas on the fixed plate, the air pump passes through first pipe connection gas holder, and the air pump passes through second pipe connection ring packing board. The utility model discloses an advantage: this device is rational in infrastructure, and the cost is low to easy assembly, the mounted position is unrestricted, the appearance is pleasing to the eye, it has adopted seal structure, and adopts the malleation explosion -proof, can anti -detonation nature dust sneak into the operation post in, make its explosion -proof obtain great degree ground and improve.
Description
Technical field
The utility model relates to a kind of explosive operation post.
Background technology
Along with the develop rapidly of the industries such as oil, chemical industry, mining industry, explosive operation post is a control system flexibly, body control unit or the display unit of standard or particular/special requirement can be provided for client, be applicable in explosive gas atmosphere and combustible dust environment, the use in production, storage, rescue is more and more extensive.Existing explosive operation post is relatively simple for structure, when fixing explosive operation post when fixing complicated structure, required amount of parts is many, and cost is high, and not easily assembles.
Circuit board and multiple electric component is built-in with at operation post, in use under "on" position, the inevitably phenomenon such as electric spark, electric arc in operation post.Once the explosive dust in the external world is mixed in operation post, will blast after running into electric spark or electric arc, in order to reach explosion-proof object, present stage needs a kind of explosive dust that prevents to be mixed into device in operation post for use.
Utility model content
The purpose of this utility model is to solve the shortcoming existed in prior art, and a kind of explosive operation post proposed.
To achieve these goals, the utility model have employed following technical scheme:
A kind of explosive operation post, comprise casing, described casing comprises the housing of front side with opening, to be connected protecgulum at the opening part of described housing, described protecgulum is provided with button, described casing is also provided with the indicator light corresponding with button, also introducing device is provided with in the downside of described casing, it is characterized in that: connect a protective cover in the downside of described casing, protective cover covers on the outside of described introducing device, support column is connected in the lower end of described protective cover, the downside of described support column connects a chassis for supporting, described chassis is arranged on fixed head,
Be connected annular seal plate between described housing and protecgulum, is provided with annular housing in described annular seal plate, and the interior plate of described annular seal plate is provided with one group of through hole, and described annular housing is communicated with by the cavity of through hole with described casing;
Described fixed head is also installed air pump and the air accumulator having inert gas, and described air pump connects air accumulator by the first pipeline, and described air pump connects described annular seal plate by second pipe.
Preferably, in described protective cover, be provided with a ladder hole, be provided with the protective cover flange connecting described casing in one end of described protective cover, connect described introducing device at described ladder hole internal fixtion.
Preferably, described chassis comprises cone post, is provided with the sleeve for being fixed by socket described support column in the upside of described cone post.
Preferably, the barrel of described sleeve is provided with one group of screw, by screw or bolt, described support column and described lock chassis is fastened in described screw.
Preferably, described protecgulum is also provided with the Pressure gauge of display casing internal pressure.
The utility model has the advantage of: a kind of explosive operation post provided by the utility model, designs simplification is reasonable, required amount of parts is few, and cost is low, and easily assembles, installation site is unrestricted, good looking appearance, it have employed hermetically-sealed construction, and adopts positive-pressure explosion-proof, explosive dust can be prevented to be mixed in operation post, its explosion-proof to be obtained and improves largely.
Accompanying drawing explanation
Fig. 1 is the theory structure schematic diagram of a kind of explosive operation post provided by the utility model;
Fig. 2 is the end view of Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As depicted in figs. 1 and 2, a kind of explosive operation post that the utility model provides, comprise casing 1, described casing 1 comprises the housing 1.1 of front side with opening, to be connected protecgulum 1.2 at the opening part of described housing 1.1, described protecgulum 1.2 is provided with button 2, described button 2 comprises start button and stop button, described casing 1 is also provided with the indicator light 3 corresponding with button 2, and described indicator light 3 comprises the run indicator corresponding with described start button and the stopping indicator light corresponding with described stop button.Described protecgulum 1.2 is also provided with the Pressure gauge 11 of display casing 1 internal pressure.
Also be provided with introducing device 4 in the downside of described casing 1, described introducing device 4 is prior art.Connect a protective cover 5 in the downside of described casing 1, protective cover 5 covers on the outside of described introducing device 4, and described protective cover 5, while playing described introducing device 4 sealing, also plays the effect connecting and support described casing 1.A ladder hole 5.1 is provided with in described protective cover 5, the protective cover flange 5.2 connecting described casing 1 is provided with in one end of described protective cover 5, protective cover flange 5.2 is fixedly connected on the bottom of described casing 1, connects described introducing device 4 at described ladder hole 5.1 internal fixtion.
Connect a circular support column 6 in the lower end of described protective cover 5, the downside of described support column 6 connects a chassis 7 for supporting, and described chassis 7 comprises cone post, is provided with the sleeve 7.1 for being fixed by socket described support column 6 in the upside of described cone post.The barrel of described sleeve 7.1 is provided with one group of screw 7.2, by screw or bolt, described support column 6 and described chassis 7 is locked in described screw 7.2.
Described chassis 7 is arranged on fixed head 8, and described fixed head 8 is provided with one group of installing hole 8.1, chassis 7 is fixed on the ground by expansion bolt at described installing hole 8.1.
Be connected annular seal plate 1.3 between described housing 1.1 and protecgulum 1.2, annular housing 1.4 is provided with in described annular seal plate 1.3, two interior plates that described annular seal plate about 1.3 is relative are equipped with one group of through hole 1.5, and described annular housing 1.4 is communicated with the cavity of described casing 1 by through hole 1.5.
Described fixed head 8 is also installed air pump 9 and the air accumulator 10 having inert gas, and described air pump 9 connects air accumulator 10 by the first pipeline 12, and described air pump 9 connects described annular seal plate 1.3 by second pipe 13.Described air pump 9 pumps into the inert gas in air accumulator 10 in described annular housing 1.4.
Claims (5)
1. an explosive operation post, comprise casing (1), described casing (1) comprises the housing (1.1) of front side with opening, to be connected protecgulum (1.2) at the opening part of described housing (1.1), described protecgulum (1.2) is provided with button (2), described casing (1) is also provided with the indicator light (3) corresponding with button (2), introducing device (4) is also provided with in the downside of described casing (1), it is characterized in that: connect a protective cover (5) in the downside of described casing (1), protective cover (5) covers on the outside of described introducing device (4), support column (6) is connected in the lower end of described protective cover (5), the downside of described support column (6) connects a chassis (7) for supporting, described chassis (7) is arranged on fixed head (8),
Be connected annular seal plate (1.3) between described housing (1.1) and protecgulum (1.2), annular housing (1.4) is provided with in described annular seal plate (1.3), the interior plate of described annular seal plate (1.3) is provided with one group of through hole (1.5), and described annular housing (1.4) is communicated with by the cavity of through hole (1.5) with described casing (1);
Described fixed head (8) is also installed air pump (9) and has the air accumulator (10) of inert gas, described air pump (9) connects air accumulator (10) by the first pipeline (12), and described air pump (9) connects described annular seal plate (1.3) by second pipe (13).
2. a kind of explosive operation post according to claim 1, it is characterized in that: in described protective cover (5), be provided with a ladder hole (5.1), be provided with the protective cover flange (5.2) connecting described casing (1) in one end of described protective cover (5), connect described introducing device (4) at described ladder hole (5.1) internal fixtion.
3. a kind of explosive operation post according to claim 1, is characterized in that: described chassis (7) comprise cone post, is provided with the sleeve (7.1) for being fixed by socket described support column (6) in the upside of described cone post.
4. a kind of explosive operation post according to claim 3, it is characterized in that: on the barrel of described sleeve (7.1), be provided with one group of screw (7.2), by screw or bolt, described support column (6) and described chassis (7) are locked in described screw (7.2).
5. a kind of explosive operation post according to claim 1, is characterized in that: the Pressure gauge (11) being also provided with display casing (1) internal pressure on described protecgulum (1.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520902981.9U CN205124190U (en) | 2015-11-13 | 2015-11-13 | Explosion -proof operation post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520902981.9U CN205124190U (en) | 2015-11-13 | 2015-11-13 | Explosion -proof operation post |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205124190U true CN205124190U (en) | 2016-03-30 |
Family
ID=55579754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520902981.9U Expired - Fee Related CN205124190U (en) | 2015-11-13 | 2015-11-13 | Explosion -proof operation post |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205124190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109862735A (en) * | 2019-03-13 | 2019-06-07 | 辽宁海浪防爆电器有限责任公司 | A kind of explosive operation post |
-
2015
- 2015-11-13 CN CN201520902981.9U patent/CN205124190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109862735A (en) * | 2019-03-13 | 2019-06-07 | 辽宁海浪防爆电器有限责任公司 | A kind of explosive operation post |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160330 Termination date: 20171113 |