CN203931887U - Middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device - Google Patents
Middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device Download PDFInfo
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- CN203931887U CN203931887U CN201420373151.7U CN201420373151U CN203931887U CN 203931887 U CN203931887 U CN 203931887U CN 201420373151 U CN201420373151 U CN 201420373151U CN 203931887 U CN203931887 U CN 203931887U
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- lockout
- motor
- mounting bracket
- slideway
- sensitive switch
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Abstract
The middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that the utility model provides, comprise box body and be arranged on motor in box body and reduction box, motor support plate, eccentric wheel, driving lever, plectrum, lockout post mounting bracket, position inspection sheet, two lockout posts, two slideway posts, two sensitive switches, two slideway springs, two sensitive switch bearings and aerial plug-in unit.Motor and two sensitive switches and aerial plug-in unit electricity are connected, and externally fed equipment provides the safe power supply and provide driving power for motor of unblocking by aerial plug-in unit.The advantage of the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that the utility model provides is: control and working voltage are safe voltage DC12V, have ensured operating personnel's safety.Because the lockout post adopting is solid stem, can ensure enough locking intensity.Its volume is little, reliable, simple in structure, and on-the-spot installation and connection is simple, can be fixedly mounted on middle-placed switch cabinet convenient operation and maintenance.
Description
Technical field
The utility model relates to lockset, particularly a kind of middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device.
Background technology
Middle-placed switch cabinet, full name is metal armouring middle disposed withdrawn type switchgear.Be mainly used in power plant, the power transmission of medium and small generator, electric power system secondary substation be subject to electricity, power transmission, the distribution of industrial and mineral enterprises and institutions, and the starting of Large-scale High-Pressure motor etc.
For protection operator's life security and equipment normal operation; middle-placed switch cabinet coordinates by the transmission mechanism of cabinet and the chassis vehicle of circuit breaker cart; realize " five is anti-" function of electric operation; but the part of middle-placed switch cabinet under some new electric conditions and operational mode " five is anti-" function can not meet the demands; the inlet wire interval in for example power plant is due in order to prevent from being with ground wire power transmission; ground cutter is cancelled; it is transmission mechanism imperfection; causing cannot locking circuit breaker cart, has on-load push-and-pull handcart and mistakenly entering charged chamber risk.
Some producer, in order to make up " five is anti-" defect, increases indicative protective device, but can not meet the forced blocking that " five anti-regulations " requires.
Therefore, need to seek a kind of reliable in structure, safe, can forced blocking, versatility is good, simple to operate and mounting means is simple, easy to maintenance, and don't brings the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device of any burden to operating personnel's operation.
Utility model content
The purpose of this utility model is the above-mentioned defect that overcomes known technology, provides a kind of safe and reliable, and on-the-spot fitting operation is simple, is convenient to safeguard highly versatile, the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device of energy forced blocking.
For achieving the above object, the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that the utility model provides, comprise box body and lockout post, box body comprises mounting panel, coaming plate and buckle, mounting panel is positioned at the rear portion of box body, and coaming plate is fixed on mounting panel, and buckle is positioned at the top of box body, buckle is fastened on the inner side of coaming plate, and is fixed together with the left and right sidewall of coaming plate respectively; Also be included in motor and reduction box, motor support plate, eccentric wheel, driving lever, plectrum, lockout post mounting bracket, position inspection sheet, lockout post, slideway post, slideway spring, sensitive switch bearing, sensitive switch and the aerial plug-in unit in box body, installed, lockout post, slideway post, slideway spring, sensitive switch bearing and sensitive switch are respectively equipped with 2;
Wherein: motor support plate is fixedly mounted on the lower shoe of coaming plate, and motor and reduction box thereof are fixedly mounted in motor support plate, eccentric wheel is fixedly mounted on the output shaft of reduction box, and driving lever is orthogonal to be arranged on eccentric wheel;
The upper end of 2 lockout posts is fixedly mounted on the two ends, left and right of lockout post mounting bracket, and stretch out respectively in the corresponding hole of lower shoe the lower end of 2 lockout posts, and position inspection sheet is arranged on the right-hand member of lockout post mounting bracket, moves up and down with lockout post mounting bracket;
Lockout post mounting bracket is provided with 2 skidway holes in left and right, 2 slideway posts are arranged on respectively on lower shoe, and respectively by stretching out in corresponding skidway hole, 2 slideway springs are set on corresponding slideway post, the upper end of slideway spring and the lower surface of buckle offset, and the upper surface of the lower end of slideway spring and lockout post mounting bracket offsets;
2 sensitive switch bearings fixedly mount respectively on the left plate and right plate of coaming plate, 2 sensitive switches are fixedly mounted on respectively on corresponding sensitive switch bearing, the upper surface of the shell fragment of left sensitive switch and lockout post mounting bracket cooperatively interacts, and the lower surface of the shell fragment of right sensitive switch and position inspection sheet cooperatively interacts;
Plectrum is arranged on the middle part of lockout post mounting bracket, and driving lever is between plectrum and lockout post mounting bracket, with plectrum interoperation;
Aerial plug-in unit is fixedly mounted on the top of coaming plate, and 2 sensitive switches are connected with aerial plug-in unit electricity, and externally fed equipment provides unblock power supply and the motor drive power supply with DC12V safe voltage by described aerial plug-in unit.
The utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device, wherein said motor adopts the square direct current machine that model is JSX330-370, carries reduction box, and the supply power voltage of motor is safe voltage DC12V, and rotating speed is per minute 24 to turn.
The utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device, wherein said aerial plug-in unit adopts 3 core plug-in units, " the power supply 12V-plug " that its 1st tie point is driving power, the 2nd tie point is unblock " the release 12V+ plug " of power supply, the 3rd tie point is unblock " the locking 12V+ plug " of power supply, the 1st tie point is received the negative pole of motor, the 2nd tie point is received the positive pole of motor through the normally-closed contact of left sensitive switch, the 3rd tie point is received the positive pole of motor through the normally-closed contact of right sensitive switch.
The utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device, wherein said coaming plate is fixed on mounting panel by screw and connecting plate, buckle is fixed together with coaming plate respectively by other screw, plectrum is arranged on the middle part of lockout post mounting bracket by other screw, 2 sensitive switches are fixedly mounted on corresponding sensitive switch bearing by other screw respectively.
The utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device, it is the solid post of 28mm that wherein said lockout post 12 adopts diameter.
Advantage and the good effect of the utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device are: due to control and working voltage be safe voltage DC12V, fully ensured operating personnel's safety.The lockout post adopting is the solid post of diameter 28mm, ensures dead lock intensity.Near lockout post, add slideway post, not bite of left and right directions when guarantee lockout post is flexible, plectrum is arranged on the middle part of lockout post mounting bracket, not bite of fore-and-aft direction when guarantee lockout post is flexible.Owing to adopting sensitive switch collection position signal and controlling the break-make of driving power, the reliability of this dead lock is strengthened.Adopt aerial plug-in unit to provide driving power for motor, its volume is little, simple in structure, and on-the-spot installation and connection is simple, can be fixedly mounted on middle-placed switch cabinet convenient operation and maintenance.Be standard component owing to adopting part, be convenient to mass production.
Describe the technical scheme of the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that the utility model provides in detail below in conjunction with embodiment.
Brief description of the drawings
Fig. 1 looks cutaway view (blocking) for the master of the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that the utility model provides;
Fig. 2 is the vertical view cutaway drawing that Fig. 1 removes buckle;
Another main cutaway view (released state) of looking of the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that Fig. 3 provides for the utility model;
Fig. 4 is the winding diagram of motor, sensitive switch and aerial plug-in unit.
Embodiment
See figures.1.and.2, the middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device that the utility model provides, comprises box body, and box body comprises mounting panel 1, coaming plate 2 and buckle 3.Mounting panel 1 is positioned at the rear portion of box body, and buckle 3 is positioned at the top of box body.Coaming plate 2 is fixed on mounting panel 1 by screw and connecting plate.Buckle 3 is fastened on the inner side of coaming plate 2, and is fixed together with the left and right sidewall of coaming plate 2 respectively by other screw.
Motor M and reduction box 5 thereof, motor support plate 6, eccentric wheel 7, driving lever 8, plectrum 9, lockout post mounting bracket 10,13,2 slideway springs 14 of position inspection 12,2 slideway posts of 11,2 lockout posts of sheet, sensitive switch KM1, sensitive switch KM2,2 sensitive switch bearings 15 and aerial plug-in unit 16 are installed in box body.
Motor support plate 6 is fixedly mounted on the lower shoe 4 of coaming plate 2.Motor M and reduction box 5 thereof are fixedly mounted in motor support plate 6.Motor M the adopts model square direct current machine that is JSX330-370, carries reduction box 5, and the supply power voltage of motor is safe voltage DC12V, and rotating speed is per minute 24 to turn.
Eccentric wheel 7 is fixedly mounted on the output shaft of reduction box 5.Driving lever 8 is orthogonal to be arranged on eccentric wheel 7.
The upper end of 2 lockout posts 12 is fixedly mounted on the two ends, left and right of lockout post mounting bracket 10, and stretch out respectively in the corresponding hole of lower shoe 4 lower end of 2 lockout posts 12.Position inspection sheet 11 is arranged on the right-hand member of lockout post mounting bracket 10, moves up and down with lockout post mounting bracket 10.
On lockout post mounting bracket 10, be processed with 2 skidway holes 17.2 slideway posts 13 are arranged on lower shoe 4, and respectively by stretching out in corresponding skidway hole 17.2 slideway springs 14 are set on corresponding slideway post 13, and the lower surface of the upper end of slideway spring 14 and buckle 3 offsets, and the upper surface of the lower end of slideway spring 14 and lockout post mounting bracket 10 offsets.
It is the solid post of 28mm that lockout post 12 adopts diameter, ensures dead lock intensity.Near lockout post 12, add 2 slideway posts 13, not bite of left and right directions when guarantee lockout post 12 is flexible.Plectrum 8 is arranged on the middle part of lockout post mounting bracket 10, not bite of fore-and-aft direction when guarantee lockout post 12 is flexible.
2 sensitive switch bearings 15 fixedly mount respectively on the left plate and right plate of coaming plate 2.2 sensitive switch KM1, KM2 adopt respectively screw to be fixedly mounted on corresponding sensitive switch bearing 15.The upper surface of the shell fragment of left sensitive switch KM1 and lockout post mounting bracket 10 cooperatively interacts, and the lower surface of the shell fragment of right sensitive switch KM2 and position inspection sheet 11 cooperatively interacts.
Plectrum 9 is arranged on the middle part of lockout post mounting bracket 10 by other screw.Driving lever 8 is between plectrum 9 and lockout post mounting bracket 10, with plectrum 9 interoperations.
Aerial plug-in unit 16 is fixedly mounted on the top of coaming plate 2.With reference to Fig. 4, aerial plug-in unit 16 adopts 3 core plug-in units, and externally fed equipment provides driving power by aerial plug-in unit 16 for motor M." the power supply 12V-plug " that its 1st tie point is driving power, the 2nd tie point is to unblock by " the release 12V+ plug " of power supply, the 3rd tie point is unblock " the locking 12V+ plug " of power supply.Wherein, the 1st tie point is received the negative pole of motor M, and the 2nd tie point is received the positive pole of motor M through the normally-closed contact of left sensitive switch, and the 3rd tie point is received the positive pole of motor M through the normally-closed contact of right sensitive switch.
The course of work of the utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device is as follows:
With reference to Fig. 4, in the time that unlocking condition allows, aerial plug-in unit 16 the 1st tie point, the 2nd tie point are connected the power supply that unblocks, motor M clockwise direction rotates, band movable eccentric wheel 7 clockwise directions rotate, and driving lever 8 is along with eccentric wheel 7 circles, when driving lever 8 rotates from bottom to top, drive plectrum 9 and lockout post mounting bracket 10 to move linearly from bottom to top along slideway post 13,2 lockout posts 12 are recovered in box body simultaneously.In the time of complete release, the shell fragment that contacts left sensitive switch KM1 can be pressed in the upper surface of lockout post mounting bracket 10, and the normally closed some KM1-1 of left sensitive switch KM1 disconnects, even if the 1st tie point and the 2nd tie point continue power supply, motor M also stops operating.Now 2 slideway springs 14 are compressed.
With reference to Fig. 1, in the time that barring condition allows, aerial plug-in unit 16 the 1st tie point, the 3rd tie point are connected locking power supply, and motor M clockwise direction rotates, and band movable eccentric wheel 7 clockwise directions rotate, driving lever 8 is along with eccentric wheel 7 moves in a circle, when driving lever 8 rotates from top to bottom, the lifting force upwards that plectrum 9 is produced disappears, under the elastic force effect of slideway spring 14, plectrum 9 and lockout post mounting bracket 10 move from top to bottom along slideway post 13, and 2 lockout posts 12 stretch out box body simultaneously.In the time of complete atresia, the shell fragment that contacts right sensitive switch KM2 can be pressed in the lower surface of the position inspection sheet 11 of installing on lockout post mounting bracket 10, the normally closed some KM2-1 of right sensitive switch KM2 disconnects, even if the 1st tie point and the 3rd tie point continue power supply, motor M also stops operating.
The utility model middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device, due to control and working voltage be safe voltage DC12V, fully ensured operating personnel's safety.Owing to adopting sensitive switch collection position signal and controlling the break-make of driving power, the reliability of this dead lock is strengthened.
Embodiment recited above is described preferred implementation of the present utility model; not design of the present utility model and scope are limited; do not departing under the utility model design prerequisite; various modification and improvement that in this area, common engineers and technicians make the technical solution of the utility model; all should fall into protection range of the present utility model; the technology contents of the utility model request protection, has all been documented in claims.
Claims (5)
1. a middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device, comprise box body and lockout post (12), it is characterized in that: described box body comprises mounting panel (1), coaming plate (2) and buckle (3), described mounting panel (1) is positioned at the rear portion of described box body, described coaming plate (2) is fixed on described mounting panel (1), described buckle (3) is positioned at the top of described box body, described buckle (3) is fastened on the inner side of described coaming plate (2), and is fixed together with the left and right sidewall of described coaming plate (2) respectively, also be included in motor (M) and the reduction box (5) thereof in described box body, installed, motor support plate (6), eccentric wheel (7), driving lever (8), plectrum (9), lockout post mounting bracket (10), position inspection sheet (11), lockout post (12), slideway post (13), slideway spring (14), sensitive switch bearing (15), sensitive switch and aerial plug-in unit (16), described lockout post (12), slideway post (13), slideway spring (14), sensitive switch bearing (15) and sensitive switch are respectively equipped with 2,
Wherein: described motor support plate (6) is fixedly mounted on the lower shoe (4) of described coaming plate (2), described motor (M) and reduction box (5) thereof are fixedly mounted in described motor support plate (6), described eccentric wheel (7) is fixedly mounted on the output shaft of described reduction box (5), and described driving lever (8) is orthogonal to be arranged on described eccentric wheel (7);
The upper end of 2 described lockout posts (12) is fixedly mounted on the two ends, left and right of described lockout post mounting bracket (10), stretch out respectively in the corresponding hole of described lower shoe (4) lower end of 2 described lockout posts (12), institute's rheme inspection sheet (11) is arranged on the right-hand member of described lockout post mounting bracket (10), moves up and down with described lockout post mounting bracket (10);
Described lockout post mounting bracket (10) is provided with 2 skidway holes in left and right (17), 2 described slideway posts (13) are arranged on respectively on described lower shoe (4), and respectively by stretching out in corresponding described skidway hole (17), 2 described slideway springs (14) are set on corresponding described slideway post (13), the lower surface of the upper end of described slideway spring (14) and described buckle (3) offsets, and the upper surface of the lower end of described slideway spring (14) and described lockout post mounting bracket (10) offsets;
2 described sensitive switch bearings (15) are fixedly mounted on respectively on the left plate and right plate of described coaming plate (2), 2 described sensitive switches (KM1, KM2) are fixedly mounted on respectively on corresponding described sensitive switch bearing (15), the upper surface of the shell fragment of left sensitive switch (KM1) and described lockout post mounting bracket (10) cooperatively interacts, and the lower surface of the shell fragment of right sensitive switch (KM2) and institute's rheme inspection sheet (11) cooperatively interacts;
Described plectrum 9 is arranged on the middle part of described lockout post mounting bracket (10), described driving lever (8) is positioned between described plectrum (9) and lockout post mounting bracket (10), with described plectrum (9) interoperation;
Described aerial plug-in unit (16) is fixedly mounted on the top of described coaming plate (2), 2 described sensitive switches (KM1, KM2) are connected with described aerial plug-in unit (16) electricity, and externally fed equipment provides unblock power supply and the motor drive power supply with DC12V safe voltage by described aerial plug-in unit (16).
2. middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device according to claim 1, it is characterized in that: wherein said motor (M) adopts the square direct current machine that model is JSX330-370, carry reduction box (5), the supply power voltage of motor is safe voltage DC12V, and rotating speed is per minute 24 to turn.
3. middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device according to claim 1 and 2, it is characterized in that: wherein said aerial plug-in unit (16) adopts 3 core plug-in units, " the power supply 12V-plug " that its 1st tie point is driving power, the 2nd tie point is unblock " the release 12V+ plug " of power supply, the 3rd tie point is unblock " the locking 12V+ plug " of power supply, the 1st tie point is received the negative pole of described motor (M), the 2nd tie point is received the positive pole of described motor (M) through the normally-closed contact of left sensitive switch, the 3rd tie point is received the positive pole of described motor (M) through the normally-closed contact of right sensitive switch.
4. middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device according to claim 3, it is characterized in that: wherein said coaming plate (2) is fixed on described mounting panel (1) by screw and connecting plate, described buckle (3) is fixed together with described coaming plate (2) respectively by other screw, described plectrum (9) is arranged on the middle part of described lockout post mounting bracket (10) by other screw, 2 described sensitive switches (KM1, KM2) are fixedly mounted on corresponding described sensitive switch bearing (15) by other screw respectively.
5. middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device according to claim 4, is characterized in that: wherein said lockout post (12) adopts the solid post that diameter is 28mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420373151.7U CN203931887U (en) | 2014-07-02 | 2014-07-02 | Middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420373151.7U CN203931887U (en) | 2014-07-02 | 2014-07-02 | Middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203931887U true CN203931887U (en) | 2014-11-05 |
Family
ID=51827660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420373151.7U Expired - Fee Related CN203931887U (en) | 2014-07-02 | 2014-07-02 | Middle-placed switch cabinet handcart anti-incorrect manipulation deadlock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203931887U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016197509A1 (en) * | 2015-06-11 | 2016-12-15 | 朱子毅 | Automatic control apparatus for gravity sensing type centrally installed switchgear valve |
| CN107539846A (en) * | 2017-08-16 | 2018-01-05 | 曾培强 | A kind of action bars safety lock wirelessly unlocked |
-
2014
- 2014-07-02 CN CN201420373151.7U patent/CN203931887U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016197509A1 (en) * | 2015-06-11 | 2016-12-15 | 朱子毅 | Automatic control apparatus for gravity sensing type centrally installed switchgear valve |
| CN107539846A (en) * | 2017-08-16 | 2018-01-05 | 曾培强 | A kind of action bars safety lock wirelessly unlocked |
| CN107539846B (en) * | 2017-08-16 | 2023-07-18 | 曾培强 | Wireless unlocking operation rod safety lock |
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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: 20141105 Termination date: 20180702 |