CN106990807B - One kind protection pressing plate - Google Patents
One kind protection pressing plate Download PDFInfo
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- CN106990807B CN106990807B CN201710267154.0A CN201710267154A CN106990807B CN 106990807 B CN106990807 B CN 106990807B CN 201710267154 A CN201710267154 A CN 201710267154A CN 106990807 B CN106990807 B CN 106990807B
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- hole
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- insulation board
- screw rod
- conductive plate
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G5/00—Means for preventing, limiting or returning the movements of parts of a control mechanism, e.g. locking controlling member
- G05G5/02—Means preventing undesired movements of a controlling member which can be moved in two or more separate steps or ways, e.g. restricting to a stepwise movement or to a particular sequence of movements
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- General Physics & Mathematics (AREA)
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Abstract
The invention belongs to technical field of electric power protective equipment, especially a kind of protection pressing plate, including insulation board and conductive plate, the end of insulation board is respectively provided with cross-over block, the center of cross-over block opens up first through hole, tapped through hole is opened up on insulation board, tapped through hole be arranged in parallel with first through hole, conductive plate upper surface sets insulation to set ahead, conductive plate center opens up the second through hole, screw rod is set in the second through hole, baffle plate is fixedly connected with screw rod, the lower end of screw rod coordinates after running through the second through hole with tapped through hole screw thread, stage clip is set between insulation board and conductive plate, stage clip is socketed on the outside of screw rod, conductive plate is between baffle plate and stage clip, conductive plate both ends set conductive pole, the diameter of first through hole is more than the diameter of conductive pole, the length of conductive pole is less than the length of screw rod.The present invention prevents conductive plate from freely rotating, the present invention is more suitable for more narrow operating space by the way that conductive plate is fixed by baffle plate and stage clip.
Description
Technical field
The invention belongs to technical field of electric power protective equipment, especially a kind of protection pressing plate.
Background technology
Relay protection and automatic safety device are the most important secondary devices of power system, protection pressing plate be relay protection and
Automatic safety device realizes the bridge of its function, and can the function and action outlet that be related to protection normally play a role, according to
The difference of pressing plate access protection device secondary circuit position, can be divided into defencive function pressing plate and the major class of output clamping two, in system
When the method for operation changes, often correspondingly carry out protecting the cooperation throwing of pressing plate to stop operating, missed once protection pressing plate occurs
Throw, mistakenly stop, may all influence relay protection and the realization of automatic safety device function, even large-area power-cuts can be caused when serious
The generation of accident, defencive function pressing plate realize some functions of protection device (such as main protection, distance protection, zero-sequenceprotection etc.
Throwing, retreating).
A kind of protection pressing plate of Fast Installations of Chinese patent Authorization Notice No. CN205828688U, including insulation fagging, institute
State insulation fagging both ends vertical portion center and be provided with stud, the stud upper and lower ends protrude from insulation fagging, described
Stud upper and lower ends are fixed in insulation fagging with nut, and the stud upper end at both ends is flexibly connected by sheet metal, institute
State the insulation nut that sheet metal is set by its top and be fixed in the stud upper end.
Chinese patent Authorization Notice No. CN203056698U discloses a kind of protection pressing plate with contact output, including protects
Pressing plate body, pressing plate connection sheet, control panel, sensor and magnet steel are protected, the control panel is arranged on protection pressing plate body, is used for
The status signal of sensor is received, the magnet steel is arranged in pressing plate connection sheet, and sensor is corresponding with the movement position of magnet steel.
Above two structure is disadvantageous in that：Generally protection pressing plate can all be arranged on the lower half of protection cabinet, position
Relatively low and quantity is intensive, and the label and word of nameplate are also smaller, once operator occurs miscarrying or misreads the maloperation of pressing plate
Situation, and guardian does not have found in advance, early warning or in time prevention, will be likely to occur the malfunction of relay protection at any time, from
And lead to a disaster.
The content of the invention
In view of this, the purpose of the present invention is in view of the shortcomings of the prior art, there is provided one kind protection pressing plate, by by conduction
Plate is fixed by baffle plate and stage clip, prevents conductive plate from freely rotating, and the present invention is more suitable for more narrow operation empty
Between.
To reach above-mentioned purpose, the present invention uses following technical scheme：
One kind protection pressing plate, including insulation board and conductive plate, the end of the insulation board is respectively provided with cross-over block, described exhausted
The center of edge cushion block opens up first through hole, and tapped through hole is opened up on the insulation board, and the tapped through hole is parallel with first through hole
Set, the conductive plate upper surface sets insulation to set ahead, and the conductive plate center opens up the second through hole, is set in second through hole
Put screw rod, be fixedly connected with baffle plate on the screw rod, the lower end of the screw rod run through after second through hole with tapped through hole screw thread
Coordinate, stage clip is set between the insulation board and the conductive plate, the stage clip is socketed on the outside of the screw rod, the conductive plate
Between the baffle plate and stage clip, the conductive plate both ends set conductive pole, and the diameter of the first through hole is more than described lead
The diameter of electric post, the length of the conductive pole are less than the length of screw rod.
Further, the insulation board upper surface sets limit hook, the lower end card of the limit hook and the stage clip
Connect.
Further, the longitudinal section of the insulation board is T-type structure.
Further, the insulation board is rectangular parallelepiped structure.
Further, the lower end of the conductive pole sets hanging wire hole.
The beneficial effects of the invention are as follows：
1. the present invention includes insulation board and conductive plate, the end of insulation board is respectively provided with cross-over block, the center of cross-over block
First through hole is opened up, tapped through hole is opened up on insulation board, tapped through hole is be arranged in parallel with first through hole, and conductive plate upper surface is set
Insulation is set ahead, and conductive plate center opens up the second through hole, and screw rod is set in the second through hole, baffle plate is fixedly connected with screw rod, screw rod
Lower end coordinates after running through the second through hole with tapped through hole screw thread, stage clip is set between insulation board and conductive plate, stage clip is socketed in spiral shell
On the outside of bar, for conductive plate between baffle plate and stage clip, conductive plate both ends set conductive pole, and the diameter of first through hole is more than conductive pole
Diameter, the length of conductive pole is less than the length of screw rod；It is noted that insulation board, cross-over block, insulation are set ahead, screw rod, gear
Plate and stage clip use fire-retardant enhancement engineering plastic manufacturing, have good insulating properties and mechanical strength；
In the use of the present invention, screw rod lower end is sequentially passed through into conductive plate and stage clip first, then by screw rod lower end screw thread
It is connected in tapped through hole, now the lower end of the conductive pole at conductive plate both ends is located at the top of insulation board, and tune is set ahead by insulation
The position of whole conductive plate makes conductive pole be located at the surface of first through hole, then continues screw rod downwards to turn, the gear on screw rod
Strip moving conductive plate and conductive pole continue to move down, and conductive pole runs through first through hole, and then binding post and two conductive poles are entered
Row is fixedly connected, and completes the connection of circuit.In this structure design, conductive plate effectively carries under the collective effect of baffle plate and stage clip
The stability of highly conductive plate, prevents conductive plate from freely rotating, and prevents conductive plate from touching other parts in electric power cabinet, so as to
The present invention is more suitable for more narrow operating space in actual use, and can be realized quickly by insulating to set ahead
The direction of conductive plate is adjusted, is advantageous to sharp work；
Particularly, stage clip is set between insulation board and conductive plate, when electric cabinet or other power equipments shake,
Stage clip can effectively buffer the impulsive force between conductive plate and insulation board.
2. insulation board upper surface sets limit hook, the lower end clamping of limit hook and stage clip, this structure design is using
When, the lower end of stage clip can be fixed, the phenomenon that not only effectively prevention stage clip comes off, and will can be pressed in installation process
Spring is quickly hooked on limit hook.
3. because the spiro rod length in this structure is more than the length of conductive pole, when in the fully-inserted first through hole of conductive pole
When, because the longitudinal section of the insulation board in this structure design is T-type structure, the contact surface being effectively increased between screw rod and insulation board
Product, so as to improve the compact of this structure and anti-seismic performance.
Brief description of the drawings
Fig. 1 is the structural representation of the original state of the embodiment of the present invention one；
Fig. 2 is the structural representation of the use state of the embodiment of the present invention one；
Fig. 3 is Fig. 1 of the present invention overlooking the structure diagram；
Fig. 4 is the structural representation of the original state of the embodiment of the present invention two；
Fig. 5 is the structural representation of the use state of the embodiment of the present invention two；
Fig. 6 is the structural representation of the use state of the embodiment of the present invention three；
Fig. 7 is the overlooking the structure diagram in Fig. 6；
Fig. 8 is the structural representation of the use state of the embodiment of the present invention four.
Label in figure：1- insulation boards, 2- conductive plates, 3- cross-over blocks, 4- insulation are set ahead, 5- screw rods, 6- baffle plates, 7- liftings
Ring, 8- stage clips, 9- conductive poles, 10- hanging wires hole, 11- limit hooks.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment one
As shown in Figure 1 to Figure 3, the present invention discloses a kind of protection pressing plate, including insulation board 1 and conductive plate 2, insulation board 1 are
Rectangular parallelepiped structure, the upper surface of two ends of insulation board 1 are fixedly connected with cross-over block 3, and the center of cross-over block 3 opens up
One through hole（It is not shown）, tapped through hole is opened up on insulation board 1（It is not shown）, tapped through hole be arranged in parallel with first through hole, conductive
The upper surface of plate 2 sets insulation to set 4 ahead, and it is two that insulation, which sets 4 ahead, and the center of conductive plate 2 opens up the second through hole（It is not shown）, second
Screw rod 5 is set in through hole, is fixedly connected with baffle plate 6 on screw rod 5, the upper end of screw rod 5 sets lifting ring 7, and the lower end of screw rod 5 is through the
Coordinate after two through holes with tapped through hole screw thread, stage clip 8 is set between insulation board 1 and conductive plate 2, and stage clip 8 is all the time in compression shape
State, stage clip 8 are socketed in the outside of screw rod 5, and conductive plate 2 between baffle plate 6 and stage clip 8, consolidate by the lower surface at the both ends of conductive plate 2
Surely conductive pole 9 is connected, the lower end of conductive pole 9 sets hanging wire hole 10, and the diameter of first through hole is more than the diameter of conductive pole 9, conductive
The length of post 9 is less than the length of screw rod 5, i.e., as shown in figure 1, after conductive pole 9 exposes the top of first through hole, now screw rod 5
Lower end be fixed in tapped through hole.
In the use of the present invention, screw rod lower end is sequentially passed through into conductive plate and stage clip first, then by screw rod lower end screw thread
It is connected in tapped through hole, now the lower end of the conductive pole at conductive plate both ends is located at the top of insulation board, and tune is set ahead by insulation
The position of whole conductive plate makes conductive pole be located at the surface of first through hole, then continues screw rod downwards to turn, the gear on screw rod
Strip moving conductive plate and conductive pole continue to move down, and conductive pole runs through first through hole, and then binding post and two conductive poles are entered
Row is fixedly connected, and completes the connection of circuit.In this structure design, conductive plate effectively carries under the collective effect of baffle plate and stage clip
The stability of highly conductive plate, prevents conductive plate from freely rotating, and prevents conductive plate from touching other parts in electric power cabinet, so as to
The present invention is more suitable for more narrow operating space in actual use, and can be realized soon by insulating to set ahead
The direction of the whole conductive plate of velocity modulation, is advantageous to sharp work；Particularly, stage clip is set between insulation board and conductive plate, when electric cabinet
Or other power equipments, when shaking, stage clip can effectively buffer the impulsive force between conductive plate and insulation board.It need to point out
, when the present invention is arranged in electric power cabinet, can be entered by the circuit board or cabinet of clip either U-bolt and electric power cabinet
Row is fixed.
Embodiment two
The present invention discloses a kind of protection pressing plate, including insulation board 1 and conductive plate 2, and the longitudinal section of insulation board 1 is T-type structure,
The upper surface of two ends of insulation board 1 is fixedly connected with cross-over block 3, and the center of cross-over block 3 opens up first through hole（Figure is not
Show）, tapped through hole is opened up on insulation board 1（It is not shown）, tapped through hole be arranged in parallel with first through hole, and the upper surface of conductive plate 2 is set
Put insulation and set 4 ahead, it is two that insulation, which sets 4 ahead, and the center of conductive plate 2 opens up the second through hole（It is not shown）, the second through hole is interior to be set
Screw rod 5, is fixedly connected with baffle plate 6 on screw rod 5, and the upper end of screw rod 5 sets lifting ring 7, the lower end of screw rod 5 run through after the second through hole with
Tapped through hole screw thread coordinates, and stage clip 8 is set between insulation board 1 and conductive plate 2, and stage clip 8 is socketed in the outside of screw rod 5, conductive plate 2
Between baffle plate 6 and stage clip 8, the upper surface of insulation board 1 sets four limit hooks 11, and the lower end of stage clip 8 is connected to spacing
In grab 11, the lower surface at the both ends of conductive plate 2 is fixedly connected with conductive pole 9, and the lower end of conductive pole 9 sets hanging wire hole 10, and first
The diameter of through hole is more than the diameter of conductive pole 9, and the length of conductive pole 9 is less than the length of screw rod 5.
The present embodiment and the structure of embodiment one are essentially identical, unlike：As shown in Figure 4 and Figure 5, insulation board 1 is vertical
Section is T-type structure, and when in the fully-inserted first through hole of conductive pole, this structure design is effectively increased between screw rod and insulation board
Contact area, so as to improve the compact of this structure and anti-seismic performance, the upper surface of insulation board 1 sets four limit hooks
11, the lower end of stage clip 8 is connected in limit hook 11, and when in use, the lower end of stage clip can be fixed for this structure design,
The phenomenon for not only effectively preventing stage clip from coming off, and stage clip can be quickly hooked in installation process on limit hook.
Embodiment three
The present invention discloses a kind of protection pressing plate, including insulation board 1 and conductive plate 2, insulation board 1 are rectangular parallelepiped structure, insulation
The upper surface of two ends of plate 1 is fixedly connected with cross-over block 3, and the center of cross-over block 3 opens up first through hole（It is not shown）,
Tapped through hole is opened up on insulation board 1（It is not shown）, tapped through hole be arranged in parallel with first through hole, and the upper surface of conductive plate 2 sets exhausted
Edge sets 4 ahead, and it is two that insulation, which sets 4 ahead, and insulation sets 4 ahead and is circular plate-like shape structure and is angularly disposed, and the center of conductive plate 2 opens up
Second through hole（It is not shown）, the second through hole is interior to set screw rod 5, and baffle plate 6 is fixedly connected with screw rod 5, and the upper end of screw rod 5 sets lifting
Ring 7, the lower end of screw rod 5 coordinate after the second through hole with tapped through hole screw thread, and stage clip is set between insulation board 1 and conductive plate 2
8, stage clip 8 is in compressive state all the time, and stage clip 8 is socketed in the outside of screw rod 5, and conductive plate 2 is led between baffle plate 6 and stage clip 8
The lower surface at the both ends of electroplax 2 is fixedly connected with conductive pole 9, and the lower end of conductive pole 9 sets hanging wire hole 10, and the diameter of first through hole is big
In the diameter of conductive pole 9, the length of conductive pole 9 is less than the length of screw rod 5.
The present embodiment and the structure of embodiment one are essentially identical, unlike：As shown in Fig. 6 and Fig. 7, insulation sets 4 ahead and is
Circular plate-like shape structure and to be angularly disposed, when in use, with reference to body mechanics, staff can pass through thumb to this structure design
The quick rotation to conductive plate 2 is realized with forefinger mutual cooperation, improves the operating efficiency thrown and stop operation.
Example IV
The present invention discloses a kind of protection pressing plate, including insulation board 1 and conductive plate 2, insulation board 1 are rectangular parallelepiped structure, insulation
The upper surface of two ends of plate 1 is fixedly connected with cross-over block 3, and the center of cross-over block 3 opens up first through hole（It is not shown）,
Tapped through hole is opened up on insulation board 1（It is not shown）, tapped through hole be arranged in parallel with first through hole, and the upper surface of conductive plate 2 sets exhausted
Edge sets 4 ahead, and it is two that insulation, which sets 4 ahead, and insulation sets 4 ahead and is circular plate-like shape structure and is angularly disposed, and the center of conductive plate 2 opens up
Second through hole（It is not shown）, the second through hole is interior to set screw rod 5, and baffle plate 6 is fixedly connected with screw rod 5, and the upper end of screw rod 5 sets lifting
Ring 7, draw ring 7 are butterfly nut, and the lower end of screw rod 5 coordinates after the second through hole with tapped through hole screw thread, insulation board 1 and conduction
Stage clip 8 is set between plate 2, and stage clip 8 is in compressive state all the time, and stage clip 8 is socketed in the outside of screw rod 5, and conductive plate 2 is located at baffle plate
Between 6 and stage clip 8, the lower surface at the both ends of conductive plate 2 is fixedly connected with conductive pole 9, and the lower end of conductive pole 9 sets hanging wire hole 10,
The diameter of first through hole is more than the diameter of conductive pole 9, and the length of conductive pole 9 is less than the length of screw rod 5.
The present embodiment and the structure of embodiment three are essentially identical, unlike：As shown in figure 8, by draw ring 7 in the present embodiment
Butterfly nut is designed as, when in use, is easy to staff to be arranged in pairs or groups angularly disposed by the quick rotary screw manually of draw ring 7
4 structure design is set in insulation ahead, can further be improved throwing and be stopped operating efficiency.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, this area is common
Other modifications or equivalent substitution that technical staff is made to technical scheme, without departing from technical solution of the present invention
Spirit and scope, all should cover among scope of the presently claimed invention.
Claims (5)
1. one kind protection pressing plate, including insulation board and conductive plate, the end of the insulation board are respectively provided with cross-over block, the insulation
The center of cushion block opens up first through hole, it is characterised in that：Tapped through hole, the tapped through hole and first are opened up on the insulation board
Through hole be arranged in parallel, and the conductive plate upper surface sets insulation to set ahead, and the conductive plate center opens up the second through hole, and described second
Screw rod is set in through hole, is fixedly connected with baffle plate on the screw rod, the lower end of the screw rod run through after second through hole with screw thread
Through hole whorl coordinates, and stage clip is set between the insulation board and the conductive plate, and the stage clip is socketed on the outside of the screw rod, institute
Conductive plate is stated between the baffle plate and stage clip, the conductive plate both ends set conductive pole, and the diameter of the first through hole is big
In the diameter of the conductive pole, the length of the conductive pole is less than the length of screw rod；Cross-over block is fixedly connected on insulation board
The upper surface of two ends, conductive pole are fixedly connected on the lower surface at the both ends of conductive plate.
A kind of 2. protection pressing plate according to claim 1, it is characterised in that：The insulation board upper surface sets limiting card
Hook, the lower end clamping of the limit hook and the stage clip.
A kind of 3. protection pressing plate according to claim 1, it is characterised in that：The longitudinal section of the insulation board is T-type structure.
A kind of 4. protection pressing plate according to claim 1, it is characterised in that：The insulation board is rectangular parallelepiped structure.
A kind of 5. protection pressing plate according to claim 1, it is characterised in that：The lower end of the conductive pole sets hanging wire hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267154.0A CN106990807B (en) | 2017-04-21 | 2017-04-21 | One kind protection pressing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267154.0A CN106990807B (en) | 2017-04-21 | 2017-04-21 | One kind protection pressing plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106990807A CN106990807A (en) | 2017-07-28 |
| CN106990807B true CN106990807B (en) | 2018-03-13 |
Family
ID=59418105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710267154.0A Active CN106990807B (en) | 2017-04-21 | 2017-04-21 | One kind protection pressing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106990807B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5595091A (en) * | 1995-04-28 | 1997-01-21 | Caterpillar Inc. | Restraint mechanism for a control lever |
| CN203056698U (en) * | 2013-02-07 | 2013-07-10 | 重庆市电力公司北碚供电局 | Protection press plate with contact output |
| CN205507608U (en) * | 2016-02-22 | 2016-08-24 | 欧姆(重庆)电子技术有限公司 | Universal rocker |
| CN205828688U (en) * | 2016-07-20 | 2016-12-21 | 南京三门湾电器有限公司 | A kind of protection pressing plate of Fast Installation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3954784B2 (en) * | 2000-08-22 | 2007-08-08 | アルプス電気株式会社 | Multi-directional input device |
-
2017
- 2017-04-21 CN CN201710267154.0A patent/CN106990807B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5595091A (en) * | 1995-04-28 | 1997-01-21 | Caterpillar Inc. | Restraint mechanism for a control lever |
| CN203056698U (en) * | 2013-02-07 | 2013-07-10 | 重庆市电力公司北碚供电局 | Protection press plate with contact output |
| CN205507608U (en) * | 2016-02-22 | 2016-08-24 | 欧姆(重庆)电子技术有限公司 | Universal rocker |
| CN205828688U (en) * | 2016-07-20 | 2016-12-21 | 南京三门湾电器有限公司 | A kind of protection pressing plate of Fast Installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106990807A (en) | 2017-07-28 |
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Effective date of registration: 20180205 Address after: Nanyang City, Henan province 474250 Zhenping county industrial road No. 66 Applicant after: State Grid Electric Power Company of Henan province Zhenping county power supply company Address before: Nanyang City, Henan province 474250 Zhenping county industrial road No. 66 Applicant before: STATE GRID HENAN PINGXIAN POWER SUPPLYING COMPANY |
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