CN211405447U - Intelligent protection pressing plate - Google Patents
Intelligent protection pressing plate Download PDFInfo
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- CN211405447U CN211405447U CN202020419626.7U CN202020419626U CN211405447U CN 211405447 U CN211405447 U CN 211405447U CN 202020419626 U CN202020419626 U CN 202020419626U CN 211405447 U CN211405447 U CN 211405447U
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Abstract
The embodiment of the utility model discloses intelligence protection clamp plate for can't monitor among the solution prior art protection clamp plate and drop into the technical problem whether target in place. The utility model provides a first housing screw compresses tightly the first end of even piece, the second compresses tightly the connecting portion of screw pair even piece and compresses tightly, the third compresses tightly the screw and compresses tightly first lug, when the fourth compresses tightly the screw and compresses tightly the second lug, first connecting rod and second connecting rod all receive the pressure of even piece, first connecting rod and second connecting rod are down pressed, make first moving contact and first static contact switch on, the second moving contact switches on with the second static contact, the third connecting rod receives the pressure of first lug, the third connecting rod moves up, make the third moving contact switch on with the third static contact, the fourth connecting rod receives the pressure of second lug, the fourth connecting rod moves up, make the fourth moving contact switch on with the fourth static contact, thereby make detection device judge that the protection clamp plate is in "input" state.
Description
Technical Field
The utility model relates to a protection clamp plate technical field especially relates to an intelligence protection clamp plate.
Background
The protective pressing plate in the power system is also called a protective connecting plate and is connected in series in a control loop of a relay protection device to form a disconnectable point for connecting or disconnecting the control loop of the relay protection device, is a bridge and a link of the protection device in connection with external wiring, belongs to important equipment in secondary protection of the power system, and is related to whether a switching-on and switching-off command of the relay protection device can be correctly transmitted to a switching-on and switching-off coil and key equipment for executing the corresponding switching-on and switching-off command. In the fields of automatic control and power electronics, the protective pressing plate is widely applied to relay protection screens and control cabinets, plays a role in cutting off or converting circuits, plays a role in protecting the circuits, and is matched with the work of testing, overhauling and the like of the circuits in the protection screens or the control cabinets.
The input and the exit of the protective pressing plate are manually operated, and whether the input or the exit is performed, whether the input is in place or not, and whether the exit is thorough, all play a significant role in the safe operation of the relay protection system.
Because the protection pressing plates of the switching station and the distribution room are not provided with working state monitoring devices, after the power equipment is put into operation, the staff is required to patrol and examine to determine whether the protection pressing plates at the outlets of the power equipment are normally put into operation. Generally, a worker directly observes whether a pressing plate is put into the device or not through a visual mode, and the mode is difficult to find the abnormal situation that the protection pressing plate is not actually connected or the control loops at two ends of the protection pressing plate are not actually conducted due to the fact that secondary wiring on the back of the protection pressing plate falls off, the back of the protection pressing plate is loose and the like, and the abnormal situation can cause override tripping due to the fact that the protection pressing plate is not actually conducted when a fault occurs, so that the influence range of the fault is enlarged.
Therefore, in order to solve the above technical problems, it is an important issue to be studied by those skilled in the art to find an intelligent protective pressing plate capable of monitoring whether the protective pressing plate is put in place.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model discloses intelligence protection clamp plate for can't monitor among the solution prior art protection clamp plate and drop into the technical problem whether target in place.
The embodiment of the utility model provides an intelligent protection pressing plate, which comprises a base, a first wire, a second wire, a third wire, a connecting piece, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a first binding post, a second binding post, a first wire lug, a second wire lug and a detection device;
the first wiring terminal and the second wiring terminal are fixedly arranged on the base at a preset distance;
the top end of the first wiring terminal is exposed out of the base, a first metal screw is arranged at the top end of the first wiring terminal, the bottom end of the first wiring terminal is exposed out of the base, and a second metal screw is arranged at the bottom end of the first wiring terminal;
the top end of the second wiring terminal is exposed out of the base, a third metal screw is arranged at the top end of the second wiring terminal, the bottom end of the second wiring terminal is exposed out of the base, and a fourth metal screw is arranged at the bottom end of the second wiring terminal;
the first end of the connecting piece is sleeved on the first metal screw rod, the connecting piece can rotate around the first metal screw rod, the second end of the connecting piece is connected with a connecting part, and the connecting part is detachably connected with the third metal screw rod;
a first compression screw for compressing the first end of the connecting piece is connected to the first metal screw in a threaded manner, and a second compression screw for compressing the connecting part of the connecting piece is connected to the third metal screw in a threaded manner;
the first connecting rod is movably arranged in the base and can be driven to vertically move in the base, the top of the first connecting rod is abutted against the first end of the connecting piece, a first spring is sleeved on the first connecting rod and fixedly connected with the base, a first moving contact is fixedly arranged at the bottom of the first connecting rod, and a first fixed contact is arranged below the first moving contact;
the second connecting rod is movably arranged in the base and can be driven to vertically move in the base, when the connecting part is connected with the third metal screw rod, the top of the second connecting rod is abutted to the connecting part of the connecting piece, a second spring is sleeved on the second connecting rod and is fixedly connected with the base, a second moving contact is fixedly arranged at the bottom of the second connecting rod, and a second static contact is arranged below the second moving contact;
the first lug is sleeved on the second metal screw rod, and a third compression screw for compressing the first lug is connected to the second metal screw rod in a threaded manner;
the second lug is sleeved on the fourth metal screw, and a fourth compression screw for compressing the second lug is connected to the fourth metal screw in a threaded manner;
the third connecting rod is movably arranged in the base and can be driven to vertically move in the base, the first wire lug is abutted against the bottom of the third connecting rod, a third spring is sleeved on the third connecting rod and fixedly connected with the base, a third moving contact is arranged at the top of the third connecting rod, and a third static contact is arranged above the third moving contact;
the fourth connecting rod is movably arranged in the base and can be driven to vertically move in the base, the second lug is abutted against the bottom of the fourth connecting rod, a fourth spring is sleeved on the fourth connecting rod and fixedly connected with the base, a fourth moving contact is arranged at the top of the fourth connecting rod, and a fourth static contact is arranged above the fourth moving contact;
the first fixed contact and the fourth fixed contact are connected through a first lead, the third fixed contact is connected with the detection device through a second lead, and the second movable contact is connected with the detection device through a third lead;
when the first end of the connecting piece is pressed by the first compression screw, the connecting part of the connecting piece is pressed by the second compression screw, the first lug is pressed by the third compression screw, and the second lug is pressed by the fourth compression screw, the first connecting rod and the second connecting rod are pressed by the connecting piece, the first connecting rod and the second connecting rod are pressed downwards to enable the first moving contact to be communicated with the first fixed contact, the second moving contact is conducted with the second fixed contact, the third connecting rod is pressed by the first lug, the third connecting rod moves upwards to enable the third moving contact to be conducted with the third fixed contact, the fourth connecting rod is pressed by the second lug, and the fourth connecting rod moves upwards to enable the fourth moving contact to be communicated with the fourth fixed contact, so that the detection device operates.
Optionally, an operating handle is arranged in the middle of the top surface of the connecting piece.
Optionally, a first sliding seat is movably connected to the first connecting rod, and the first sliding seat is fixedly installed inside the base;
the second connecting rod is movably connected with a second sliding seat, and the second sliding seat is fixedly arranged in the base;
the third connecting rod is movably connected with a third sliding seat, and the third sliding seat is fixedly arranged in the base;
the fourth connecting rod is movably connected with a fourth sliding seat, and the fourth sliding seat is fixedly installed inside the base.
Optionally, the base is provided with a first limiting seat;
the first limiting seat is sleeved at the bottom end of the first wiring terminal, the second metal screw penetrates out of the first limiting seat, a notch is formed in one side of the first limiting seat, and the bottom of the third connecting rod is located in the notch.
Optionally, the base is provided with a second limiting seat;
the second limiting seat is sleeved at the bottom end of the second wiring terminal, the fourth metal screw penetrates out of the second limiting seat, a notch is formed in one side of the second limiting seat, and the base of the fourth connecting rod is located in the notch.
Optionally, the first link and the third link are collinear.
Optionally, the second link and the fourth link are collinear.
According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:
in this embodiment, when the first compression screw compresses the first end of the connecting piece, the second compression screw compresses the connecting portion of the connecting piece, the third compression screw compresses the first lug, and the fourth compression screw compresses the second lug, the first connecting rod and the second connecting rod both receive the pressure of the connecting piece, the first connecting rod and the second connecting rod press down to conduct the first moving contact and the first fixed contact, the second moving contact and the second fixed contact, the third connecting rod receives the pressure of the first lug, the third connecting rod moves up to conduct the third moving contact and the third fixed contact, the fourth connecting rod receives the pressure of the second lug, the fourth connecting rod moves up to conduct the fourth moving contact and the fourth fixed contact, so that the detection device operates When the fourth moving contact is conducted with the fourth static contact, the detection device can determine that the protection pressing plate is in the 'throw-in' state. The staff only need according to detection device's operational aspect, can judge whether the protection clamp plate puts into place, has avoided staff's visual observation produced judgement mistake, has improved the security of electric wire netting operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural cross-sectional view of an intelligent protective pressing plate provided in an embodiment of the present invention;
fig. 2 is a bottom view of a second limiting seat in the intelligent protective pressing plate according to an embodiment of the present invention;
illustration of the drawings: a base 1; a first terminal post 2; a second terminal 3; a first metal screw 4; a first hold-down screw 5; a second metal screw 6; a third hold-down screw 7; a third metal screw 8; a second hold-down screw 9; a fourth metal screw 10; a fourth hold-down screw 11; a connecting piece 12; a first end 1201 of the wafer; a connecting portion 1202 of the link sheet; an operating handle 1203; a first link 13; a second link 14; a third link 15; a fourth link 16; a first slide 17; a first spring 18; a third carriage 19; a third spring 20; a second carriage 21; a second spring 22; a fourth slider 23; a fourth spring 24; a first movable contact 25; a first stationary contact 26; a third movable contact 27; a third stationary contact 28; a second movable contact 29; a second stationary contact 30; a fourth movable contact 31; a fourth stationary contact 32; a second lug 33; a first wire ear 34; a second stopper 35; a first stopper seat 36; a first conductive line 37; a second conductive line 38; a third conductive line 39; a detection device 40; a second notch 41.
Detailed Description
The embodiment of the utility model discloses intelligence protection clamp plate for can't monitor among the solution prior art protection clamp plate and drop into the technical problem whether target in place.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, an intelligent protective pressure plate provided in this embodiment includes:
the connecting piece comprises a base 1, a first lead 37, a second lead 38, a third lead 39, a connecting piece 12, a first connecting rod 13, a second connecting rod 14, a third connecting rod 15, a fourth connecting rod 16, a first binding post 2, a second binding post 3, a first lug 34, a second lug 33 and a detection device 40;
the first binding post 2 and the second binding post 3 are fixedly arranged on the base 1 at a preset distance;
the top end of the first wiring terminal 2 is exposed out of the base 1, the top end of the first wiring terminal 2 is provided with a first metal screw rod 4, the bottom end of the first wiring terminal 2 is exposed out of the base 1, and the bottom end of the first wiring terminal 2 is provided with a second metal screw rod 6;
the top end of the second wiring terminal 3 is exposed out of the base 1, a third metal screw 8 is arranged at the top end of the second wiring terminal 3, the bottom end of the second wiring terminal 3 is exposed out of the base 1, and a fourth metal screw 10 is arranged at the bottom end of the second wiring terminal 3;
the first end of the connecting piece 12 is sleeved on the first metal screw rod 4, the connecting piece 12 can rotate around the first metal screw rod 4, the second end of the connecting piece 12 is connected with a connecting part, and the connecting part is detachably connected with the third metal screw rod 8;
a first compression screw 5 for compressing the first end of the connecting piece 12 is connected to the first metal screw 4 in a threaded manner, and a second compression screw 9 for compressing the connecting part of the connecting piece 12 is connected to the third metal screw 8 in a threaded manner;
the first connecting rod 13 is movably mounted inside the base 1, the first connecting rod 13 can be driven to vertically move inside the base 1, the top of the first connecting rod 13 is abutted against the first end of the connecting piece 12, a first spring 18 is sleeved on the first connecting rod 13, the first spring 18 is fixedly connected with the base 1, a first movable contact 25 is fixedly mounted at the bottom of the first connecting rod 13, and a first fixed contact 26 is arranged below the first movable contact 25;
the second connecting rod 14 is movably mounted inside the base 1, the second connecting rod 14 can be driven to vertically move inside the base 1, when the connecting portion is connected with the third metal screw 8, the top of the second connecting rod 14 is in contact with the connecting portion of the connecting piece 12, a second spring 22 is sleeved on the second connecting rod 14, the second spring 22 is fixedly connected with the base 1, a second moving contact 29 is fixedly mounted at the bottom of the second connecting rod 14, and a second static contact 30 is arranged below the second moving contact 29;
the first lug 34 is sleeved on the second metal screw 6, and a third compression screw 7 for compressing the first lug 34 is connected to the second metal screw 6 in a threaded manner;
the second lug 33 is sleeved on the fourth metal screw 10, and a fourth compression screw 11 for compressing the second lug 33 is connected to the fourth metal screw 10 in a threaded manner;
the third connecting rod 15 is movably mounted inside the base 1, the third connecting rod 15 can be driven to vertically move inside the base 1, the first lug 34 is abutted against the bottom of the third connecting rod 15, a third spring 20 is sleeved on the third connecting rod 15, the third spring 20 is fixedly connected with the base 1, a third moving contact 27 is mounted at the top of the third connecting rod 15, and a third static contact 28 is arranged above the third moving contact 27;
the fourth connecting rod 16 is movably mounted inside the base 1, the fourth connecting rod 16 can be driven to vertically move inside the base 1, the second lug 33 is abutted against the bottom of the fourth connecting rod 16, the fourth connecting rod 16 is sleeved with a fourth spring 24, the fourth spring 24 is fixedly connected with the base 1, a fourth moving contact 31 is mounted at the top of the fourth connecting rod 16, and a fourth fixed contact 32 is arranged above the fourth moving contact 31;
the first fixed contact 26 and the fourth fixed contact 32 are connected by a first wire 37, the third fixed contact 28 is connected by a second wire 38 to the detection device 40, and the second movable contact 29 is connected by a third wire 39 to the detection device 40;
when the first compression screw 5 compresses the first end of the connecting piece 12, the second compression screw 9 compresses the connecting portion of the connecting piece 12, the third compression screw 7 compresses the first lug 34, and the fourth compression screw 11 compresses the second lug 33, the first connecting rod 13 and the second connecting rod 14 are both pressed by the connecting piece 12, the first connecting rod 13 and the second connecting rod 14 are pressed downward to conduct the first movable contact 25 with the first fixed contact 26, the second movable contact 29 is conducted with the second fixed contact 30, the third connecting rod 15 is pressed by the first lug 34, the third connecting rod 15 moves upward to conduct the third movable contact 27 with the third fixed contact 28, the fourth connecting rod 16 is pressed by the second lug 33, the fourth connecting rod 16 moves upward to conduct the fourth movable contact 31 with the fourth fixed contact 32, thereby enabling the detection device 40 to operate.
In this embodiment, when the first compression screw 5 compresses the first end of the connecting piece 12, the second compression screw 9 compresses the connecting portion of the connecting piece 12, the third compression screw 7 compresses the first lug 34, and the fourth compression screw 11 compresses the second lug 33, the first link 13 and the second link 14 are both pressed by the connecting piece 12, the first link 13 and the second link 14 are pressed downward to conduct the first movable contact 25 and the first fixed contact 26, the second movable contact 29 and the second fixed contact 30, the third link 15 is pressed by the first lug 34, the third link 15 moves upward to conduct the third movable contact 27 and the third fixed contact 28, the fourth link 16 is pressed by the second lug 33, and the fourth link 16 moves upward to conduct the fourth movable contact 31 and the fourth fixed contact 32, so that the detecting device 40 operates When the second movable contact 29 is conducted with the second fixed contact 30, the third movable contact 27 is conducted with the third fixed contact 28, and the fourth movable contact 31 is conducted with the fourth fixed contact 32, the detection device 40 will determine that the protection pressing plate is in the "on" state. The staff only needs to put into place according to detection device 40's operational aspect, can judge whether the protection clamp plate puts into place, has avoided the staff to observe the produced judgement mistake of production by eye, has improved the security of electric wire netting operation.
It should be noted that, when the first compression screw 5 is not tightened, the first spring 18 generates an elastic force on the first connection rod 13, so that the first movable contact 25 is disconnected from the first fixed contact 26, when the second compression screw 9 is not tightened, the second spring 22 generates an elastic force on the second connection rod 14, the first connection rod 13 moves up a short distance, so that the second movable contact 29 is disconnected from the second fixed contact 30, when the third compression screw 7 is not tightened, the third spring 20 generates an elastic force on the third connection rod 15, so that the third movable contact 27 is disconnected from the third fixed contact 28, and when the fourth compression screw 11 is not tightened, the fourth spring 24 generates an elastic force on the fourth connection rod 16, so that the fourth movable contact 31 is disconnected from the fourth fixed contact 32.
Further, an operating handle 1203 is arranged at the middle position of the top surface of the connecting piece 12.
It should be noted that the design of the operating handle 1203 is convenient for the worker to rotate the connecting piece 12.
Further, a first sliding seat 17 is movably connected to the first connecting rod 13, and the first sliding seat 17 is fixedly installed inside the base 1;
the second connecting rod 14 is movably connected with a second sliding seat 21, and the second sliding seat 21 is fixedly arranged in the base 1;
the third connecting rod 15 is movably connected with a third sliding seat 19, and the third sliding seat 19 is fixedly arranged inside the base 1;
the fourth connecting rod 16 is movably connected with a fourth sliding seat 23, and the fourth sliding seat 23 is fixedly installed inside the base 1.
The above design can make the first link 13, the second link 14, the third link 15, and the fourth link 16 more smoothly in the ascending and descending processes, thereby reducing the occurrence of jamming, and can prevent the first link 13, the second link 14, the third link 15, and the fourth link 16 from shifting left and right in the ascending and descending processes.
Further, the base 1 is provided with a first limiting seat 36;
the first limiting seat 36 is sleeved at the bottom end of the first binding post 2, the second metal screw 6 penetrates out of the first limiting seat 36, a first notch is formed in one side of the first limiting seat 36, and the bottom of the third connecting rod 15 is located in the first notch.
Further, the base 1 is provided with a second limiting seat 35;
the second limiting seat 35 is sleeved at the bottom end of the second binding post 3, the fourth metal screw 10 penetrates out of the second limiting seat 35, a second notch 41 is formed in one side of the second limiting seat 35, and the base 1 of the fourth connecting rod 16 is located in the second notch 41.
Further, the first link 13 and the third link 15 are located on the same straight line.
Further, the second link 14 and the fourth link 16 are in the same straight line.
Further, the connecting part is a semicircular opening;
the diameter of the semicircular opening is matched with that of the third metal screw 8.
It should be noted that, with the above-described design, the connecting portion can be fitted into the third metal screw 8.
The specific working principle of the intelligent protection pressing plate is as follows:
a worker needs to control the connecting piece 12 to rotate around the first metal screw 4 by operating the handle 1203, so that the connecting part of the connecting piece 12 is completely embedded into the third metal screw 8, at this time, the worker screws the first compression screw 5 and the second compression screw 9, so that the connecting piece 12 is integrally pressed to move downwards for a short distance, and as the connecting piece 12 is pressed, the first end of the connecting piece 12 also applies pressure to the top of the first connecting rod 13 to move the first connecting rod 13 downwards, so that the first movable contact 25 is conducted with the first fixed contact 26, and the connecting part of the connecting piece 12 also applies pressure to the top of the second connecting rod 14 to move the second connecting rod 14 downwards, so that the second movable contact 29 is conducted with the second fixed contact 30;
then, the worker continuously needs to tighten the third compression screw 7, so that the first lug 34 is pressed to move upwards for a short distance and then is pressed against the third connecting rod 15, the third connecting rod 15 is pressed to move upwards, so that the third moving contact 27 is conducted with the third fixed contact 28, and similarly, by tightening the fourth compression screw 11, the fourth moving contact 31 is also conducted with the fourth fixed contact 32;
finally, the detection device 40 will determine that the protection pressing plate is in the "on" state only when the first movable contact 25 and the first fixed contact 26 are conducted, the second movable contact 29 and the second fixed contact 30 are conducted, the third movable contact 27 and the third fixed contact 28 are conducted, and the fourth movable contact 31 and the fourth fixed contact 32 are conducted, and except for the above situation, the detection device 40 will determine that the protection pressing plate is in the "off" state as long as one of the four compression screws is not tightened.
It is right above the utility model provides an intelligence protection clamp plate has carried out detailed introduction, to the general technical personnel in this field, the foundation the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.
Claims (7)
1. An intelligent protection pressing plate is characterized by comprising a base, a first lead, a second lead, a third lead, a connecting piece, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a first wiring terminal, a second wiring terminal, a first wire lug, a second wire lug and a detection device;
the first wiring terminal and the second wiring terminal are fixedly arranged on the base at a preset distance;
the top end of the first wiring terminal is exposed out of the base, a first metal screw is arranged at the top end of the first wiring terminal, the bottom end of the first wiring terminal is exposed out of the base, and a second metal screw is arranged at the bottom end of the first wiring terminal;
the top end of the second wiring terminal is exposed out of the base, a third metal screw is arranged at the top end of the second wiring terminal, the bottom end of the second wiring terminal is exposed out of the base, and a fourth metal screw is arranged at the bottom end of the second wiring terminal;
the first end of the connecting piece is sleeved on the first metal screw rod, the connecting piece can rotate around the first metal screw rod, the second end of the connecting piece is connected with a connecting part, and the connecting part is detachably connected with the third metal screw rod;
a first compression screw for compressing the first end of the connecting piece is connected to the first metal screw in a threaded manner, and a second compression screw for compressing the connecting part of the connecting piece is connected to the third metal screw in a threaded manner;
the first connecting rod is movably arranged in the base and can be driven to vertically move in the base, the top of the first connecting rod is abutted against the first end of the connecting piece, a first spring is sleeved on the first connecting rod and fixedly connected with the base, a first moving contact is fixedly arranged at the bottom of the first connecting rod, and a first fixed contact is arranged below the first moving contact;
the second connecting rod is movably arranged in the base and can be driven to vertically move in the base, when the connecting part is connected with the third metal screw rod, the top of the second connecting rod is abutted to the connecting part of the connecting piece, a second spring is sleeved on the second connecting rod and is fixedly connected with the base, a second moving contact is fixedly arranged at the bottom of the second connecting rod, and a second static contact is arranged below the second moving contact;
the first lug is sleeved on the second metal screw rod, and a third compression screw for compressing the first lug is connected to the second metal screw rod in a threaded manner;
the second lug is sleeved on the fourth metal screw, and a fourth compression screw for compressing the second lug is connected to the fourth metal screw in a threaded manner;
the third connecting rod is movably arranged in the base and can be driven to vertically move in the base, the first wire lug is abutted against the bottom of the third connecting rod, a third spring is sleeved on the third connecting rod and fixedly connected with the base, a third moving contact is arranged at the top of the third connecting rod, and a third static contact is arranged above the third moving contact;
the fourth connecting rod is movably arranged in the base and can be driven to vertically move in the base, the second lug is abutted against the bottom of the fourth connecting rod, a fourth spring is sleeved on the fourth connecting rod and fixedly connected with the base, a fourth moving contact is arranged at the top of the fourth connecting rod, and a fourth static contact is arranged above the fourth moving contact;
the first fixed contact and the fourth fixed contact are connected through a first lead, the third fixed contact is connected with the detection device through a second lead, and the second movable contact is connected with the detection device through a third lead;
when the first end of the connecting piece is pressed by the first compression screw, the connecting part of the connecting piece is pressed by the second compression screw, the first lug is pressed by the third compression screw, and the second lug is pressed by the fourth compression screw, the first connecting rod and the second connecting rod are pressed by the connecting piece, the first connecting rod and the second connecting rod are pressed downwards to enable the first moving contact to be communicated with the first fixed contact, the second moving contact is conducted with the second fixed contact, the third connecting rod is pressed by the first lug, the third connecting rod moves upwards to enable the third moving contact to be conducted with the third fixed contact, the fourth connecting rod is pressed by the second lug, and the fourth connecting rod moves upwards to enable the fourth moving contact to be communicated with the fourth fixed contact, so that the detection device operates.
2. The intelligent protective pressure plate of claim 1, wherein an operating handle is arranged in the middle of the top surface of the connecting piece.
3. The intelligent protective pressing plate according to claim 1, wherein a first sliding seat is movably connected to the first connecting rod, and the first sliding seat is fixedly installed inside the base;
the second connecting rod is movably connected with a second sliding seat, and the second sliding seat is fixedly arranged in the base;
the third connecting rod is movably connected with a third sliding seat, and the third sliding seat is fixedly arranged in the base;
the fourth connecting rod is movably connected with a fourth sliding seat, and the fourth sliding seat is fixedly installed inside the base.
4. The intelligent protective pressing plate of claim 1, wherein the base is provided with a first limiting seat;
the first limiting seat is sleeved at the bottom end of the first wiring terminal, the second metal screw penetrates out of the first limiting seat, a first notch is formed in one side of the first limiting seat, and the bottom of the third connecting rod is located in the first notch.
5. The intelligent protective pressing plate of claim 1, wherein the base is provided with a second limiting seat;
the second limiting seat is sleeved at the bottom end of the second wiring terminal, the fourth metal screw penetrates out of the second limiting seat, a second notch is formed in one side of the second limiting seat, and the base of the fourth connecting rod is located in the second notch.
6. The intelligent protective platen according to claim 1, wherein the first link and the third link are collinear.
7. The intelligent protective platen according to claim 1, wherein the second link and the fourth link are collinear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020419626.7U CN211405447U (en) | 2020-03-27 | 2020-03-27 | Intelligent protection pressing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020419626.7U CN211405447U (en) | 2020-03-27 | 2020-03-27 | Intelligent protection pressing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211405447U true CN211405447U (en) | 2020-09-01 |
Family
ID=72217712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020419626.7U Active CN211405447U (en) | 2020-03-27 | 2020-03-27 | Intelligent protection pressing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211405447U (en) |
-
2020
- 2020-03-27 CN CN202020419626.7U patent/CN211405447U/en active Active
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