CN108110668B - Three-position locking mechanism of electric cabinet drawer - Google Patents
Three-position locking mechanism of electric cabinet drawer Download PDFInfo
- Publication number
- CN108110668B CN108110668B CN201711347675.3A CN201711347675A CN108110668B CN 108110668 B CN108110668 B CN 108110668B CN 201711347675 A CN201711347675 A CN 201711347675A CN 108110668 B CN108110668 B CN 108110668B
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- China
- Prior art keywords
- drawer
- locking
- plate
- indicating
- rod
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- 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.)
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Links
- 238000009434 installation Methods 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
- H02B11/133—Withdrawal mechanism with interlock
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/02—Details
- H02B11/10—Indicating electrical condition of gear; Arrangement of test sockets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drawers Of Furniture (AREA)
- Trip Switchboards (AREA)
Abstract
The invention discloses a safe and reliable three-position locking mechanism of an electric cabinet drawer, which comprises an installation seat arranged in the drawer, wherein a lock chip which horizontally rotates is hinged on the inner bottom surface of the installation seat, a driving piece is connected to the lock chip, one end of the driving piece penetrates through the installation seat and then extends out of a drawer panel, a locking pin is arranged on the lower surface of the lock chip, and avoidance grooves for the locking pin to penetrate are formed in the installation seat and a drawer bottom plate; the inner bottom surface of the mounting seat is also hinged with a horizontally rotating indicating rod, the lower surface of the indicating rod is provided with a driving pin, the mounting seat and the drawer are provided with driving grooves for the driving pin to pass through, one end of the indicating rod extends out of the mounting seat and is vertically provided with an indicating plate; the drawer partition board of the electric cabinet box is provided with a locking plate, one side of the locking plate, which is close to the locking chip, is provided with three locking notch matched with the locking pin along the drawer pulling direction, and the other side of the locking plate is provided with a guide surface matched with the driving pin to drive the indicating rod to rotate.
Description
Technical Field
The invention relates to low-voltage electrical equipment, in particular to a three-position locking mechanism of an electrical cabinet drawer.
Background
A circuit breaker is arranged between the drawer of the electric cabinet box and the electric cabinet box, the circuit breaker can be switched on after the drawer is closed, and the drawer can be moved after the circuit breaker is switched off; a test plug-in unit is arranged between the drawer and the electric cabinet, and is connected when the drawer does not reach a closing position, wherein the position is a drawer test position, and a test vehicle can be externally connected at the moment and used for checking whether the wiring and display working states of all electric elements of a control circuit in the drawer are correct; in order to ensure the use safety of the drawers of the electric cabinet, a three-position locking mechanism for respectively locking the electric cabinet in the connected, tested and separated states is required.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: provides a three-position locking mechanism of an electric cabinet drawer, which is convenient to use and safe and reliable.
In order to solve the technical problems, the invention adopts the following technical scheme: the three-position locking mechanism of the electric cabinet drawer comprises an installation seat which is arranged in the drawer and is positioned on a bottom plate and close to a drawer panel, wherein a lock chip which horizontally rotates is hinged on the inner bottom surface of the installation seat; the inner bottom surface of the mounting seat is also hinged with a horizontally rotating indicating rod, the lower surface of the indicating rod is provided with a driving pin, the mounting seat and the drawer are provided with driving grooves for the driving pin to pass through, one end of the indicating rod extends out of the mounting seat, and an indicating plate matched with an indicating window on the drawer panel to indicate connection, test and separation states is vertically arranged on the indicating rod; a locking plate is arranged on a drawer partition plate of the electric cabinet box at a position corresponding to the middle of the lock chip and the indicating rod, three locking notch matched with the locking pin are arranged on one side of the locking plate, which is close to the lock chip, along the drawer pulling direction, and a guide surface matched with the driving pin to drive the indicating rod to rotate is arranged on the other side of the locking plate; the mounting seat is provided with a locking side torsion spring which enables the lock chip to rotate towards the direction of the locking plate, and the mounting seat is provided with an indicating side torsion spring which enables the indicating rod to rotate towards the direction of the locking plate.
As a preferable scheme, the mounting seat is provided with a vertical seat, the vertical seat is provided with a rotating seat for penetrating the closing driving rod, the rotating seat is provided with an L-shaped stop piece, one end of the L-shaped stop piece is connected with the rotating seat, the locking chip is provided with a stop groove matched with the stop piece in a locking state, and the drawer bottom plate and the drawer partition plate of the electric cabinet are provided with positioning notches which are communicated and used for penetrating the stop piece.
As a preferable scheme, the mounting seat is provided with a housing, the locking plate or the indicating rod is provided with a trigger rod, the housing is provided with an arc-shaped groove for the trigger rod to pass through, the housing is provided with a micro switch which is matched with the trigger rod when the drawer is positioned at the test position and used for controlling the on test circuit, and the housing is also provided with an avoidance groove for the stop piece to pass through.
As a preferable scheme, the guide surface of the locking plate comprises an opening positioning straight section parallel to the drawer travelling direction, a test positioning straight section parallel to the drawer travelling direction, a first oblique section connecting the opening positioning straight section and the test positioning straight section, and a second oblique section which is positioned on the side of the test positioning straight section close to the drawer panel and is parallel to the first oblique section.
As a preferable scheme, the indication plate is an arc plate taking the hinge point of the indication rod as a circle center and taking the end part of the indication rod to the hinge point of the indication rod as a radius.
The beneficial effects of the invention are as follows: the mechanism is matched with the locking plate and the locking pin on the locking chip, so that the drawer is locked at different positions of connection, test and separation, meanwhile, the indication plate rotates to the relevant position to enable the indication window to show the corresponding state, the driving piece is driven by the button arranged on the drawer panel handle to enable the locking pin to be separated from the locking plate before the drawer is pulled, the drawer can be pushed, and the mechanism is convenient to use and reliable in locking.
The installation seat is provided with the vertical seat, the vertical seat is provided with the rotating seat for penetrating the closing driving rod, the rotating seat is provided with the L-shaped stop piece, one end of the L-shaped stop piece is connected with the rotating seat, the locking chip is provided with the stop groove matched with the stop piece in the locking state, the drawer bottom plate and the drawer partition plate of the electric cabinet are provided with positioning notches which are communicated and are penetrated by the stop piece, and in the drawer locking state, the circuit breaker is closed, and the stop piece penetrates through the locking chip, the drawer bottom plate and the drawer partition plate of the electric cabinet, so that the drawer and the drawer partition plate are locked, the drawer is prevented from being pulled out, and the use of the circuit breaker is ensured.
Because the mounting seat is provided with the cover shell, the locking plate or the indicating rod is provided with the trigger rod, the cover shell is provided with the arc-shaped groove for the trigger rod to penetrate, the cover shell is provided with the micro switch which is matched with the trigger rod when the drawer is positioned at the test position and used for controlling the conduction of the test circuit, and when the drawer moves to the test position, the trigger rod triggers the micro switch to be communicated, so that the circuit to be tested in the drawer is conducted with the test vehicle, the electrical element to be tested is ensured to be electrified after being reliably connected with the test circuit, thereby enhancing the use safety of the drawer,
the indication plate is an arc plate taking the hinge point of the indication rod as the circle center and taking the radius from the end part of the indication rod to the hinge point of the indication rod, so that the drawer is more convenient to observe.
Drawings
Fig. 1 is a schematic perspective view of the present invention (excluding the locking plate and the housing).
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic bottom view of the present invention.
Fig. 4 is a schematic perspective view of another angle of the present invention.
In fig. 1 to 4: 1. the locking device comprises a mounting seat, a lock chip, a stop groove, a driving piece, a locking pin, an indicating rod, a driving pin, an indicating plate, a locking notch and a guide surface, wherein the locking chip, the stop groove, the driving piece, the locking pin, the indicating rod, the driving pin, the indicating plate, the locking notch and the guide surface are arranged in sequence, and the locking plate is arranged in sequence; 9. the locking side torsion spring, 10, the indicating side torsion spring, 11, the vertical seat, 12, the rotating seat, 13, the stop piece, 14, the housing, 15, the trigger lever and 16, the micro-switch.
Detailed Description
Specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1-4, a three-position locking mechanism of an electric cabinet drawer comprises an installation seat 1 arranged in the drawer and positioned on a bottom plate and close to a drawer panel, wherein a lock core piece 2 which horizontally rotates is hinged on the inner bottom surface of the installation seat 1, a driving piece 3 is connected on the lock core piece 2, one end of the driving piece 3 penetrates through the installation seat 1 and then stretches out of the drawer panel, a locking pin 4 is arranged on the lower surface of the lock core piece 2, and avoiding grooves for the locking pin 4 to penetrate are formed in the installation seat 1 and the drawer bottom plate; the inner bottom surface of the mounting seat 1 is also hinged with a horizontally rotating indicating rod 5, the lower surface of the indicating rod 5 is provided with a driving pin 6, the mounting seat 1 and the drawer are provided with driving grooves for the driving pin 6 to pass through, one end of the indicating rod 5 extends out of the mounting seat 1 and is vertically provided with an indicating plate 7 which is matched with an indicating window on a drawer panel to indicate connection, test and separation states; the indication plate 7 is an arc-shaped plate taking the hinge point of the indication rod 5 as a circle center and taking the hinge point of the indication rod 5 from the end part of the indication rod 5 to the hinge point of the indication rod 5 as a radius.
A locking plate 8 is arranged on a drawer partition plate of the electric cabinet at a position corresponding to the middle of the lock chip 2 and the indicating rod 5, two locking notch 81 matched with the locking pin 4 are arranged on one side of the locking plate 8 close to the lock chip 2 along the drawer pulling direction, and a guide surface 82 matched with the driving pin 6 to drive the indicating rod 5 to rotate is arranged on the other side of the locking plate 8; the guide surface 82 of the locking plate 8 comprises an opening positioning straight section parallel to the drawer travelling direction, a test positioning straight section parallel to the drawer travelling direction, a first oblique section connecting the opening positioning straight section and the test positioning straight section, and a second oblique section parallel to the first oblique section and positioned on the side of the test positioning straight section close to the drawer panel.
The mount 1 is provided with a lock side torsion spring 9 for rotating the lock chip 2 in the direction of the lock plate 8, and the mount 1 is provided with an instruction side torsion spring 10 for rotating the instruction lever 5 in the direction of the lock plate 8.
The installation seat 1 is provided with a vertical seat 11, the vertical seat 11 is provided with a rotating seat 12 for penetrating a closing driving rod, the rotating seat 12 is provided with an L-shaped stop piece 13, one end of the L-shaped stop piece 13 is connected with the rotating seat 12, the lock chip 2 is provided with a stop groove 21 matched with the stop piece 13 in a locking state, and the drawer bottom plate and the drawer partition plate of the electric cabinet are provided with positioning notches which are communicated and used for penetrating the stop piece 13.
The mounting seat 1 is provided with a cover shell 14, the indication rod 5 is provided with a trigger rod 15, the cover shell 14 is provided with an arc-shaped groove for the trigger rod 15 to penetrate out, and the cover shell 14 is provided with a micro switch 16 matched with the trigger rod 15 when the drawer is positioned at the test position. The cover 14 is also provided with a avoiding groove for the stop piece 13 to pass through.
The above-described embodiments are merely illustrative of the principles and functions of the present invention, and some of the practical examples, not intended to limit the invention; it should be noted that modifications and improvements can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the present invention.
Claims (4)
1. The utility model provides a three position locking mechanical system of electric cabinet case drawer which characterized in that: the device comprises an installation seat which is arranged in the drawer and is positioned on the bottom plate and close to the drawer panel, wherein a lock chip which horizontally rotates is hinged on the inner bottom surface of the installation seat, a driving sheet is connected to the lock chip, one end of the driving sheet penetrates through the installation seat and then stretches out of the drawer panel, a locking pin is arranged on the lower surface of the lock chip, and avoidance grooves for the locking pin to penetrate are formed in the installation seat and the drawer bottom plate; the inner bottom surface of the mounting seat is also hinged with a horizontally rotating indicating rod, the lower surface of the indicating rod is provided with a driving pin, the mounting seat and the drawer are provided with driving grooves for the driving pin to pass through, one end of the indicating rod extends out of the mounting seat, and an indicating plate matched with an indicating window on the drawer panel to indicate connection, test and separation states is vertically arranged on the indicating rod; a locking plate is arranged on a drawer partition plate of the electric cabinet box at a position corresponding to the middle of the lock chip and the indicating rod, three locking notch matched with the locking pin are arranged on one side of the locking plate, which is close to the lock chip, along the drawer pulling direction, and a guide surface matched with the driving pin to drive the indicating rod to rotate is arranged on the other side of the locking plate; the mounting seat is provided with a locking side torsion spring which enables the lock chip to rotate towards the locking plate, and the mounting seat is provided with an indicating side torsion spring which enables the indicating rod to rotate towards the locking plate; the installation seat is provided with a vertical seat, the vertical seat is provided with a rotating seat for penetrating the closing driving rod, the rotating seat is provided with an L-shaped stop piece, one end of the L-shaped stop piece is connected with the rotating seat, the locking chip is provided with a stop groove matched with the stop piece in a locking state, and the drawer bottom plate and the drawer partition plate of the electric cabinet are provided with positioning notches which are communicated and used for penetrating the stop piece.
2. A three position locking mechanism for an electrical cabinet drawer as defined in claim 1, wherein: the mounting seat is provided with a housing, the locking plate or the indicating rod is provided with a trigger rod, the housing is provided with an arc-shaped groove for the trigger rod to pass through, the housing is provided with a micro switch which is matched with the trigger rod when the drawer is positioned at the test position and used for controlling the on test circuit, and the housing is provided with an avoidance groove for the stop piece to pass through.
3. A three position locking mechanism for an electrical cabinet drawer as defined in claim 2, wherein: the guide surface of the locking plate comprises an opening positioning straight section parallel to the drawer advancing direction, a test positioning straight section parallel to the drawer advancing direction, a first oblique section connecting the opening positioning straight section and the test positioning straight section, and a second oblique section which is positioned on the side, close to the drawer panel, of the test positioning straight section and is parallel to the first oblique section.
4. A three position locking mechanism for an electrical cabinet drawer as claimed in claim 3, wherein: the indicating plate is an arc plate taking the hinge point of the indicating rod as the circle center and taking the radius from the end part of the indicating rod to the hinge point of the indicating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711347675.3A CN108110668B (en) | 2017-12-15 | 2017-12-15 | Three-position locking mechanism of electric cabinet drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711347675.3A CN108110668B (en) | 2017-12-15 | 2017-12-15 | Three-position locking mechanism of electric cabinet drawer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108110668A CN108110668A (en) | 2018-06-01 |
| CN108110668B true CN108110668B (en) | 2024-04-12 |
Family
ID=62217185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711347675.3A Active CN108110668B (en) | 2017-12-15 | 2017-12-15 | Three-position locking mechanism of electric cabinet drawer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108110668B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6347848B1 (en) * | 2000-09-08 | 2002-02-19 | E-Make Co., Ltd. | Locking device for drawers of a cabinet |
| CN1734868A (en) * | 2005-07-28 | 2006-02-15 | 莫耀焕 | Movable operation drawer unit assembly |
| CN201868768U (en) * | 2010-11-11 | 2011-06-15 | 南京大全电气有限公司 | Low-voltage drawer cabinet |
| CN104348103A (en) * | 2013-08-09 | 2015-02-11 | 何启安 | Drawer pushing device for draw-out switch cabinet |
| CN206595616U (en) * | 2017-03-23 | 2017-10-27 | 山东齐林电力设备股份有限公司 | A kind of low voltage drawing-out switching carbinet |
| CN207559411U (en) * | 2017-12-15 | 2018-06-29 | 江苏天翔电气有限公司 | A kind of three position locking mechanisms of switch cabinet drawer |
-
2017
- 2017-12-15 CN CN201711347675.3A patent/CN108110668B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6347848B1 (en) * | 2000-09-08 | 2002-02-19 | E-Make Co., Ltd. | Locking device for drawers of a cabinet |
| CN1734868A (en) * | 2005-07-28 | 2006-02-15 | 莫耀焕 | Movable operation drawer unit assembly |
| CN201868768U (en) * | 2010-11-11 | 2011-06-15 | 南京大全电气有限公司 | Low-voltage drawer cabinet |
| CN104348103A (en) * | 2013-08-09 | 2015-02-11 | 何启安 | Drawer pushing device for draw-out switch cabinet |
| CN206595616U (en) * | 2017-03-23 | 2017-10-27 | 山东齐林电力设备股份有限公司 | A kind of low voltage drawing-out switching carbinet |
| CN207559411U (en) * | 2017-12-15 | 2018-06-29 | 江苏天翔电气有限公司 | A kind of three position locking mechanisms of switch cabinet drawer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108110668A (en) | 2018-06-01 |
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