CN212304249U - Self-locking type inflating cabinet - Google Patents
Self-locking type inflating cabinet Download PDFInfo
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- CN212304249U CN212304249U CN202020919100.5U CN202020919100U CN212304249U CN 212304249 U CN212304249 U CN 212304249U CN 202020919100 U CN202020919100 U CN 202020919100U CN 212304249 U CN212304249 U CN 212304249U
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- self
- lifting
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Abstract
The utility model discloses a self-locking type inflatable cabinet, which comprises a cabinet body, wherein the front side of the cabinet body is provided with a door frame and a cabinet door hinged on the door frame, the bottom of the door frame is embedded with a pneumatic lock pin device, and the upper side of the pneumatic lock pin device is provided with a lifting lock pin controlled by air pressure; the inner side of the door frame is provided with an air bag which is connected with the pneumatic lock pin device through an air duct and used for providing required air pressure for the movement of the lifting lock pin; a lock hole is formed in the lower edge of the cabinet door corresponding to the lifting lock pin; the utility model discloses a from locking-type inflatable cabinet can pin the cabinet door under the gas filled state, prevents the maloperation, ensures safe handling.
Description
Technical Field
The utility model belongs to the technical field of power equipment, especially, relate to a aerify cabinet from locking-type.
Background
The gas-filled cabinet generally adopts air insulation and sulfur hexafluoride gas compartment combination, is compact and expandable, and is suitable for distribution automation. The inflatable cabinet has the characteristics of compact structure, flexible operation, reliable interlocking and the like, and can provide satisfactory technical schemes for various application occasions (particularly places with severe environment) and different user requirements. In the prior art, a cabinet door of an inflatable cabinet is generally installed by a hinge, a door lock adopts a traditional top-bottom hook structure, the pressure condition in the inflatable cabinet generally needs to be confirmed in advance, the cabinet door is opened again, the opening is strictly forbidden under the condition of inflation, but the condition of misoperation exists in manual operation, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a from locking-type aerify cabinet can pin the cabinet door under the gas filled state, prevents the maloperation, ensures safe handling.
The utility model discloses a self-locking type inflatable cabinet, which comprises a cabinet body, wherein the front side of the cabinet body is provided with a door frame and a cabinet door hinged on the door frame, a pneumatic lock pin device is embedded and installed at the bottom of the door frame, and a lifting lock pin controlled by air pressure is arranged at the upper side of the pneumatic lock pin device; the inner side of the door frame is provided with an air bag which is connected with the pneumatic lock pin device through an air duct and used for providing required air pressure for the movement of the lifting lock pin; the cabinet door lower part corresponds lift lockpin and is equipped with the lockhole, and when the cabinet was internal to be inflated, the gasbag pressurized produced the shrink, made the inside atmospheric pressure grow of gasbag, and then the lift lockpin motion of drive pneumatic lockpin device, with the automatic locking of cabinet door, prevent that the cabinet door opens.
Furthermore, the two lifting lock pins are horizontally arranged in parallel, a piston is arranged in the pneumatic lock pin device, a boss for driving the two lifting lock pins to move up and down is arranged on the upper side of the piston, and the boss is provided with an inclined surface and is in sliding fit with the lifting lock pins through the inclined surface; the piston outside cover is equipped with the multichannel sealing ring, prevents gas leakage, utilizes the atmospheric pressure control piston in the gasbag to remove, and then drives the motion of lift lockpin, and simple structure is reasonable, can utilize limited atmospheric pressure in the gasbag to drive a plurality of lift lockpins motion.
Furthermore, an inverted T-shaped groove is formed in the inclined surface of the boss, a T-shaped sliding block clamped in the inverted T-shaped groove is arranged at the lower end of the lifting lock pin, the lifting lock pin is in single-degree-of-freedom sliding fit with the boss, and the reciprocating movement of the piston can accurately control the lifting of the lifting lock pin.
Furthermore, a return spring supported at one end of the piston is further arranged in the pneumatic lock pin device, when the air pressure in the cabinet body recovers, the air bag recovers, and meanwhile, the return spring is used for assisting in pushing the piston to return.
Furthermore, a control panel and an inflation inlet are mounted at the upper part of the cabinet body, an inflation box is arranged at the lower part of the cabinet body, and the door frame and the cabinet door are arranged at the front side of the inflation box; the control panel is provided with a switch button, a barometer and an indicator light; an insulating support for mounting electrical equipment is fixed in the inflation box; the switch button, the barometer, the indicator light and the electrical equipment arranged in the gas-filled cabinet belong to the conventional accessories of the gas-filled cabinet, and the functions and the structure of the electrical equipment are the same as those of the prior art.
The utility model has the advantages that: the utility model discloses a from locking-type inflatable cabinet can pin the cabinet door under the gas filled state, prevents the maloperation, ensures safe handling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of fig. 1 at a.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1 and 2: the self-locking type inflatable cabinet comprises a cabinet body 2, wherein a door frame 11 and a cabinet door 1 hinged to the door frame 11 are arranged on the front side of the cabinet body 2, a pneumatic lock pin device 12 is embedded and mounted at the bottom of the door frame 11, and a lifting lock pin 15 controlled by air pressure is arranged on the upper side of the pneumatic lock pin device 12; an air bag 14 is arranged on the inner side of the door frame 11, and the air bag 14 is connected with a pneumatic lock pin device 12 through an air duct 13 and used for providing required air pressure for the movement of a lifting lock pin 15; the lower side of the cabinet door 1 is provided with a lock hole 10 corresponding to the lifting lock pin 15, when the cabinet body 2 is inflated, the air bag 14 is compressed to shrink, so that the air pressure in the air bag 14 is increased, the lifting lock pin 15 of the pneumatic lock pin device 12 is driven to move, the cabinet door 1 is automatically locked, and the cabinet door 1 is prevented from being opened.
In this embodiment, two lifting lock pins 15 are horizontally arranged in parallel, a piston 18 is arranged in the pneumatic lock pin device 12, a boss 17 for driving the two lifting lock pins 15 to move up and down is arranged on the upper side of the piston 18, and the boss 17 is provided with an inclined surface and is in sliding fit with the lifting lock pins through the inclined surface; the outer side of the piston 18 is sleeved with a plurality of sealing rings 19 to prevent air leakage, the piston 18 is controlled to move by using the air pressure in the air bag 14, and then the lifting lock pins 15 are driven to move, the structure is simple and reasonable, and the plurality of lifting lock pins 15 can be driven to move by using the limited air pressure in the air bag 14.
In this embodiment, an inverted T-shaped groove is formed on the inclined surface of the boss 17, and a T-shaped slider clamped in the inverted T-shaped groove is disposed at the lower end of the lifting lock pin 15, so that the lifting lock pin 15 is in single-degree-of-freedom sliding fit with the boss 17, and the reciprocating movement of the piston 18 can accurately control the lifting of the lifting lock pin 15.
In this embodiment, a return spring 16 supported at one end of the piston 18 is further disposed in the pneumatic lock pin device 12, and when the air pressure in the cabinet 2 is recovered, the air bag 14 is recovered, and the return spring 16 is used to assist in pushing the piston 18 to return.
In the embodiment, the upper part of the cabinet body 2 is provided with the control panel 3 and the inflation inlet 7, the lower part of the cabinet body 2 is provided with the inflation box, and the door frame 11 and the cabinet door 1 are arranged on the front side of the inflation box; the control panel 3 is provided with a switch 6 button, a barometer 4 and an indicator lamp 5; an insulating bracket 8 for mounting electrical equipment 9 is fixed in the inflation box; the switch 6 button, the barometer 4, the indicator light 5 and the electrical equipment 9 arranged in the gas-filled cabinet belong to the conventional accessories of the gas-filled cabinet, and the function and the structure of the electrical equipment are the same as those of the prior art.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (5)
1. The utility model provides a cabinet is aerifyd to self-locking-type, includes the cabinet body, its characterized in that: the front side of the cabinet body is provided with a door frame and a cabinet door hinged to the door frame, the bottom of the door frame is embedded with a pneumatic lock pin device, and the upper side of the pneumatic lock pin device is provided with a lifting lock pin controlled by air pressure; the inner side of the door frame is provided with an air bag which is connected with the pneumatic lock pin device through an air duct and used for providing required air pressure for the movement of the lifting lock pin; the lower edge of the cabinet door is provided with a lock hole corresponding to the lifting lock pin.
2. The self-locking inflatable cabinet as recited in claim 1, wherein: the lifting lock pins are horizontally arranged in parallel, a piston is arranged in the pneumatic lock pin device, a boss for driving the two lifting lock pins to move up and down is arranged on the upper side of the piston, and the boss is provided with an inclined surface and is in sliding fit with the lifting lock pins through the inclined surface.
3. The self-locking inflatable cabinet of claim 2, wherein: an inverted T-shaped groove is formed in the inclined surface of the boss, and a T-shaped sliding block clamped in the inverted T-shaped groove is arranged at the lower end of the lifting lock pin, so that the lifting lock pin is in single-degree-of-freedom sliding fit with the boss.
4. The self-locking inflatable cabinet of claim 3, wherein: and a return spring supported at one end of the piston is also arranged in the pneumatic lock pin device.
5. The self-locking inflatable cabinet as recited in claim 4, wherein: the upper part of the cabinet body is provided with a control panel and an inflation inlet, the lower part of the cabinet body is provided with an inflation box, and the door frame and the cabinet door are arranged on the front side of the inflation box; the control panel is provided with a switch button, a barometer and an indicator light; and an insulating support for mounting electrical equipment is fixed in the inflation box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020919100.5U CN212304249U (en) | 2020-05-27 | 2020-05-27 | Self-locking type inflating cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020919100.5U CN212304249U (en) | 2020-05-27 | 2020-05-27 | Self-locking type inflating cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212304249U true CN212304249U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020919100.5U Active CN212304249U (en) | 2020-05-27 | 2020-05-27 | Self-locking type inflating cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212304249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328344A (en) * | 2021-05-18 | 2021-08-31 | 淮南万泰电气有限公司 | Totally-enclosed all-insulation inflatable ring main unit locking structure |
-
2020
- 2020-05-27 CN CN202020919100.5U patent/CN212304249U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328344A (en) * | 2021-05-18 | 2021-08-31 | 淮南万泰电气有限公司 | Totally-enclosed all-insulation inflatable ring main unit locking structure |
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