CN111224331A - Switch board access hole protection device - Google Patents
Switch board access hole protection device Download PDFInfo
- Publication number
- CN111224331A CN111224331A CN202010041905.9A CN202010041905A CN111224331A CN 111224331 A CN111224331 A CN 111224331A CN 202010041905 A CN202010041905 A CN 202010041905A CN 111224331 A CN111224331 A CN 111224331A
- Authority
- CN
- China
- Prior art keywords
- shell
- access hole
- cover cap
- sliding block
- shaped
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F13/00—Mechanisms operated by the movement or weight of a person or vehicle
- E05F13/02—Mechanisms operated by the movement or weight of a person or vehicle by devices, e.g. lever arms, affected by the movement of the user
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
Abstract
The invention discloses a power distribution cabinet access hole protection device which comprises a shell, wherein an access hole is formed in the shell; the cover cap is rotationally arranged in the shell and used for isolating the access hole from the outside, the cover cap consists of two parallel fan-shaped plates and an arc-shaped plate used for connecting the two fan-shaped plates, and the cover cap is rotationally connected with the inner wall of the shell through a cover cap rotating shaft fixed at the tip part of the fan-shaped plate; the subassembly that opens and shuts, the switching of control shroud has solved the switch board when not using, and the access hole exposes externally for a long time, takes place the ageing and the short circuit of access hole easily when burning sun or heavy rain to the access hole exposes the problem that the electric shock danger probably causes externally for a long time.
Description
Technical Field
The invention relates to the field of power distribution cabinets, in particular to a protection device for an access hole of a power distribution cabinet.
Background
The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
The switch board is after using a period, needs to overhaul inside, overhauls and maintains through the access hole under the normal conditions, and the switch board is when not using, and the access hole exposes externally for a long time, and burning sun or heavy rain time take place the ageing and the short circuit of access hole easily to the access hole exposes externally for a long time and probably causes the electric shock danger.
Disclosure of Invention
The invention aims to provide a power distribution cabinet access hole protection device, which aims to solve the problems that when a power distribution cabinet provided by the background technology is not used, an access hole is exposed outside for a long time, the access hole is easy to age and short circuit when exposed to burning sun or heavy rain, and the access hole is exposed outside for a long time to possibly cause electric shock hazard.
A switch board access hole protection device comprises
The shell is provided with an access hole;
the cover cap is rotationally arranged in the shell and used for isolating the access hole from the outside, the cover cap consists of two fan-shaped plates arranged in parallel and an arc-shaped plate used for connecting the two fan-shaped plates, and the cover cap is rotationally connected with the inner wall of the shell through a cover cap rotating shaft fixed at the tip of the fan-shaped plate;
an opening and closing assembly for controlling the opening and closing of the cover, the opening and closing assembly comprising
The pedal is connected with the bottom of the shell through a first spring, and the end part of the pedal extends out of the shell and slides up and down relative to the shell;
the lower end of the transmission plate is fixedly connected with the end part of the pedal, one side surface of the upper part of the transmission plate, which is close to the cover cap, is in fit connection with the cover cap through a gear, the gear is fixedly connected with a rotating shaft of the cover cap, and the transmission plate is in fit connection with the gear;
and the fixing piece is used for fixing the position of the transmission plate.
As an embodiment of the invention, the surface of the shell, which is positioned at the upper part of the access hole, is provided with a U-shaped through hole, and the cover plate can freely pass through the U-shaped through hole and is in sliding connection with the U-shaped through hole.
As an embodiment of the invention, the fixing piece comprises a baffle plate, a ratchet wheel and a ratchet wheel rod, wherein the ratchet wheel is rotatably arranged at the lower part of the shell and is in fit connection with one side surface of the transmission plate away from the cover cap; the ratchet rod is arranged below the ratchet wheel and is connected with the ratchet wheel in a matched mode, the baffle is connected with the ratchet wheel in a matched mode, and the lower surface of the baffle is elastically connected with the shell through a third spring.
As an embodiment of the invention, the fixing member further comprises
The hollow sliding rod is vertically arranged at the bottom of the shell, and a limiting sliding groove is formed in one side surface of the hollow sliding rod;
the sliding block is arranged in the hollow sliding rod in a sliding mode, the upper end face of the sliding block is fixedly connected with the ratchet rod, a limiting sliding block protrudes outwards from one side, close to the limiting sliding groove, of the sliding block, the limiting sliding block is connected with the limiting sliding groove in a sliding mode, the extending length of the limiting sliding block is located on a downward moving path of the baffle, and the limiting sliding block can be matched with the sliding block when the baffle moves downwards to a certain position;
and the second spring is arranged in the hollow sliding rod, the upper end of the second spring is connected with the sliding block, and the lower end of the second spring is connected with the shell.
According to one embodiment of the invention, the two sides of the transmission plate are symmetrically provided with limiting plates, the limiting plates are fixedly connected with the inner wall of the shell, and the transmission plate is slidably arranged between the limiting plates.
The invention has the beneficial effects that:
when the switch board is not used, the access hole exposes externally for a long time, takes place the ageing and the short circuit of access hole easily when burning sun or heavy rain to the access hole exposes externally for a long time and probably causes the electric shock danger. Through this device, when charging, step on the footboard downwards through the foot, drive the driving plate and move down in step between the limiting plate, the driving plate takes place counter-clockwise turning with gear cooperation connecting band moving gear, the gear is opened at pivoted shroud simultaneously, the shroud is opened the back and is overhauld the switch board through the access hole, the ratchet pole is connected with the ratchet cooperation, again because the ratchet cooperates with the driving plate all the time, consequently under the effect of ratchet and ratchet pole, the driving plate can only the folk prescription moves down, can fix the turned angle of shroud, prevent the shroud free rotation, the operator can loosen the footboard. When the access hole needs to be closed again, only the baffle needs to be pressed down, the baffle moves downwards to drive the ratchet rod to be separated from the ratchet wheel, the cover cap can be closed again, the cover cap is closed, and therefore the access hole in the shell is completely closed, and the outside exposure is prevented.
Drawings
FIG. 1 is a main sectional view of a protection device for an access hole of a power distribution cabinet according to an embodiment of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
As shown in figures 1 to 2, a protection device for an access hole of a power distribution cabinet comprises
The device comprises a shell 1, wherein an access hole 13 is formed in the shell;
the cover 3 is rotationally arranged in the shell 1 and used for isolating the access hole 13 from the outside, the cover 3 consists of two fan-shaped plates arranged in parallel and an arc-shaped plate 33 used for connecting the two fan-shaped plates, and the cover 3 is rotationally connected with the inner wall of the shell 1 through a cover rotating shaft 31 fixed at the tip of the fan-shaped plate;
an opening and closing assembly for controlling the opening and closing of the cover 3, the opening and closing assembly comprising
A pedal 64, wherein the pedal 64 is connected with the bottom of the shell 1 through a first spring 66, and the end part of the pedal 64 extends out of the shell 1 and slides up and down relative to the shell 1;
the lower end of the transmission plate 61 is fixedly connected with the end part of the pedal 64, one side surface of the upper part of the transmission plate 61 close to the cover 3 is in fit connection with the cover 3 through a gear 35, the gear 35 is fixedly connected with the cover rotating shaft 31, and the transmission plate 61 is in fit connection with the gear 35;
and a fixing member for fixing the position of the driving plate 61.
The surface of the shell 1 is provided with a U-shaped through hole 11 at the upper part of the access hole 13, and the cover plate 3 can freely penetrate through the U-shaped through hole 11 and is in sliding connection with the U-shaped through hole 11.
The fixing piece comprises a baffle 69, a ratchet 8 and a ratchet rod 9, wherein the ratchet 8 is rotatably arranged at the lower part of the shell 1 and is matched and connected with one side surface of the transmission plate 61 away from the cover 3; ratchet rod 9 is located ratchet 8 below, is connected with ratchet 8 cooperation, baffle 69 is connected with ratchet 8 cooperation, just baffle 69 lower surface and shell 1 pass through third spring elastic connection.
When the switch board is not used, access hole 13 exposes externally for a long time, and easy emergence access hole 13's ageing and short circuit when burning sun or heavy rain to access hole 13 exposes externally for a long time and probably causes the electric shock danger. Through this device, when charging, step on pedal 64 downwards through the foot, drive driving plate 61 and move down in step between limiting plate 63, driving plate 61 takes place counter-clockwise turning with gear 35 cooperation connecting band moving gear 35, gear 35 is opened at pivoted while shroud 3, shroud 3 is opened the back and is overhauld the switch board through access hole 13, ratchet rod 9 is connected with the cooperation of ratchet 8, again because ratchet 8 cooperates with driving plate 61 all the time, consequently under ratchet 8 and ratchet rod 9's effect, driving plate 61 can only the folk prescription move down, can fix the turned angle of shroud 3, prevent 3 free rotation of shroud, the operator can loosen pedal 64. When the access hole needs to be closed again, only the baffle 69 needs to be pressed down, the baffle 69 moves downwards to drive the ratchet rod 9 to be separated from the ratchet 8, the cover 3 can be closed again, the cover 3 is closed, and therefore the access hole 13 in the shell 1 is completely closed to prevent the outside from being exposed.
The fixing part also comprises
The hollow sliding rod 67 is vertically arranged at the bottom of the shell 1, and a limiting sliding groove 671 is formed in one side surface of the hollow sliding rod 67;
the slide block 68 is slidably arranged in the hollow slide rod 67, the upper end surface of the slide block 68 is fixedly connected with the ratchet rod 9, one side of the slide block 68 close to the limit sliding groove 671 is provided with a limit slide block 685 in an outward protruding mode, the limit slide block 685 is slidably connected with the limit sliding groove 671, the protruding length of the limit slide block 685 is located on the downward moving path of the baffle 69, and when the baffle 69 moves downwards to a certain position, the limit slide block 685 can be matched with the slide block 68;
and a second spring 685, wherein the second spring 685 is arranged in the hollow sliding rod 67, the upper end of the second spring is connected with the sliding block 68, and the lower end of the second spring is connected with the shell 1.
When the baffle 69 is not in operation, under the elastic force of the third spring, the baffle 69 is separated from the limit slider 685, the rotation angle of the cover cap can be limited by the matching of the ratchet 8 and the ratchet rod 9, the free rotation of the cover cap 3 is prevented, the cover cap 3 can not be closed when the pedal 64 is released at any angle, after the baffle 69 moves downwards, the baffle 69 presses the limit slider 685, and at this time, the ratchet rod 9 on the slider 68 is separated from the ratchet 8, and the cover cap 3 can be closed again.
Limiting plates 63 are symmetrically arranged on two sides of the transmission plate 61, the limiting plates 63 are fixedly connected with the inner wall of the shell 1, and the transmission plate 61 is arranged between the limiting plates 63 in a sliding mode.
The specific working principle and steps are as follows: when the switch board is not used, access hole 13 exposes externally for a long time, and easy emergence access hole 13's ageing and short circuit when burning sun or heavy rain to access hole 13 exposes externally for a long time and probably causes the electric shock danger. Through this device, when charging, step on pedal 64 downwards through the foot, drive driving plate 61 and move down in step between limiting plate 63, driving plate 61 takes place counter-clockwise turning with gear 35 cooperation connecting band moving gear 35, gear 35 is opened at pivoted while shroud 3, shroud 3 is opened the back and is overhauld the switch board through access hole 13, ratchet rod 9 is connected with the cooperation of ratchet 8, again because ratchet 8 cooperates with driving plate 61 all the time, consequently under ratchet 8 and ratchet rod 9's effect, driving plate 61 can only the folk prescription move down, can fix the turned angle of shroud 3, prevent 3 free rotation of shroud, the operator can loosen pedal 64. When the access hole needs to be closed again, only the baffle 69 needs to be pressed down, the baffle 69 moves downwards to drive the ratchet rod 9 to be separated from the ratchet 8, the cover 3 can be closed again, the cover 3 is closed, and therefore the access hole 13 in the shell 1 is completely closed to prevent the outside from being exposed.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A switch board access hole protection device is characterized by comprising
The shell is provided with an access hole;
the cover cap is rotationally arranged in the shell and used for isolating the access hole from the outside, the cover cap consists of two fan-shaped plates arranged in parallel and an arc-shaped plate used for connecting the two fan-shaped plates, and the cover cap is rotationally connected with the inner wall of the shell through a cover cap rotating shaft fixed at the tip of the fan-shaped plate;
an opening and closing assembly for controlling the opening and closing of the cover, the opening and closing assembly comprising
The pedal is connected with the bottom of the shell through a first spring, and the end part of the pedal extends out of the shell and slides up and down relative to the shell;
the lower end of the transmission plate is fixedly connected with the end part of the pedal, one side surface of the upper part of the transmission plate, which is close to the cover cap, is in fit connection with the cover cap through a gear, the gear is fixedly connected with a rotating shaft of the cover cap, and the transmission plate is in fit connection with the gear;
and the fixing piece is used for fixing the position of the transmission plate.
2. The switch board access hole protection device of claim 1, wherein the surface of the housing is provided with a U-shaped through hole at the upper part of the access hole, and the cover plate can freely pass through the U-shaped through hole and is slidably connected with the U-shaped through hole.
3. The power distribution cabinet access opening protection device according to claim 1, wherein the fixing member comprises a baffle plate, a ratchet wheel and a ratchet wheel rod, the ratchet wheel is rotatably arranged at the lower part of the shell and is in fit connection with one side surface of the transmission plate away from the cover; the ratchet rod is arranged below the ratchet wheel and is connected with the ratchet wheel in a matched mode, the baffle is connected with the ratchet wheel in a matched mode, and the lower surface of the baffle is elastically connected with the shell through a third spring.
4. The apparatus of claim 3, wherein the fixture further comprises a protection device for the access opening of the power distribution cabinet
The hollow sliding rod is vertically arranged at the bottom of the shell, and a limiting sliding groove is formed in one side surface of the hollow sliding rod;
the sliding block is arranged in the hollow sliding rod in a sliding mode, the upper end face of the sliding block is fixedly connected with the ratchet rod, a limiting sliding block protrudes outwards from one side, close to the limiting sliding groove, of the sliding block, the limiting sliding block is connected with the limiting sliding groove in a sliding mode, the extending length of the limiting sliding block is located on a downward moving path of the baffle, and the limiting sliding block can be matched with the sliding block when the baffle moves downwards to a certain position;
and the second spring is arranged in the hollow sliding rod, the upper end of the second spring is connected with the sliding block, and the lower end of the second spring is connected with the shell.
5. The switch board access opening protection device of claim 4, wherein the transmission plate is symmetrically provided with limiting plates at two sides, the limiting plates are fixedly connected with the inner wall of the shell, and the transmission plate is slidably arranged between the limiting plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041905.9A CN111224331B (en) | 2020-01-15 | 2020-01-15 | Switch board access hole protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041905.9A CN111224331B (en) | 2020-01-15 | 2020-01-15 | Switch board access hole protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111224331A true CN111224331A (en) | 2020-06-02 |
| CN111224331B CN111224331B (en) | 2021-08-24 |
Family
ID=70806724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010041905.9A Active CN111224331B (en) | 2020-01-15 | 2020-01-15 | Switch board access hole protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111224331B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864571A (en) * | 2020-08-03 | 2020-10-30 | 马鞍山鹏远电子科技有限公司 | Safe type switch board convenient to settle equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2300350A (en) * | 1995-04-29 | 1996-11-06 | Seeco | Cabinet |
| CN2657524Y (en) * | 2003-10-28 | 2004-11-24 | 浙江工业大学 | Machine for automatic putting-on shoe-cover |
| CN2918624Y (en) * | 2006-05-31 | 2007-07-04 | 王顺忠 | Door curtain type enclosing device for suspended ceiling manhole |
| EP2590278A1 (en) * | 2011-11-02 | 2013-05-08 | ABB Technology AG | High performance test field module |
| CN103368090A (en) * | 2013-07-12 | 2013-10-23 | 国家电网公司 | Replacement maintaining platform for knife switch mechanism |
| CN206099066U (en) * | 2016-06-29 | 2017-04-12 | 浙江上美输配电有限公司 | High protection cubical switchboard |
| CN206432579U (en) * | 2017-01-21 | 2017-08-22 | 金华职业技术学院 | A kind of power distribution cabinet door |
| CN206922287U (en) * | 2017-07-21 | 2018-01-23 | 四川晨坤电气设备有限公司 | A kind of convenient electric control box checked |
| US10485120B1 (en) * | 2018-10-03 | 2019-11-19 | Eaton Intelligent Power Limited | Enclosures including an interlocking device |
-
2020
- 2020-01-15 CN CN202010041905.9A patent/CN111224331B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2300350A (en) * | 1995-04-29 | 1996-11-06 | Seeco | Cabinet |
| CN2657524Y (en) * | 2003-10-28 | 2004-11-24 | 浙江工业大学 | Machine for automatic putting-on shoe-cover |
| CN2918624Y (en) * | 2006-05-31 | 2007-07-04 | 王顺忠 | Door curtain type enclosing device for suspended ceiling manhole |
| EP2590278A1 (en) * | 2011-11-02 | 2013-05-08 | ABB Technology AG | High performance test field module |
| CN103368090A (en) * | 2013-07-12 | 2013-10-23 | 国家电网公司 | Replacement maintaining platform for knife switch mechanism |
| CN206099066U (en) * | 2016-06-29 | 2017-04-12 | 浙江上美输配电有限公司 | High protection cubical switchboard |
| CN206432579U (en) * | 2017-01-21 | 2017-08-22 | 金华职业技术学院 | A kind of power distribution cabinet door |
| CN206922287U (en) * | 2017-07-21 | 2018-01-23 | 四川晨坤电气设备有限公司 | A kind of convenient electric control box checked |
| US10485120B1 (en) * | 2018-10-03 | 2019-11-19 | Eaton Intelligent Power Limited | Enclosures including an interlocking device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864571A (en) * | 2020-08-03 | 2020-10-30 | 马鞍山鹏远电子科技有限公司 | Safe type switch board convenient to settle equipment |
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| Publication number | Publication date |
|---|---|
| CN111224331B (en) | 2021-08-24 |
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