CN207201051U - The switching device that more relays are formed - Google Patents
The switching device that more relays are formed Download PDFInfo
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- CN207201051U CN207201051U CN201721104998.5U CN201721104998U CN207201051U CN 207201051 U CN207201051 U CN 207201051U CN 201721104998 U CN201721104998 U CN 201721104998U CN 207201051 U CN207201051 U CN 207201051U
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Abstract
The utility model provides the switching device that a kind of more relays are formed, including：Shell, switching circuit board is provided with shell；Switching circuit board is opened including the first relay, the second relay and controllable single-pole double throw；Detection circuit board is additionally provided with shell, detecting circuit board includes first and door, second and door, detection controller, first switch triode, second switch triode, the first display lamp and the second display lamp, first is connected to the input of the first relay with the first input end of door, and first is connected to the output end of the first relay with the second input of door；Second is connected to the input of the second relay with the first input end of door, and second is connected to the output end of the second relay with the second input of door, and the control terminal of controllable single-pole double-throw switch (SPDT) is connected with detecting controller.The switching device that more relays are formed solves the problems, such as which relay damaged can not know in the prior art is.
Description
Technical field
It the utility model is related to relay, and in particular to the switching device that a kind of more relays are formed.
Background technology
In the prior art, the open and close controlling of electrical equipment is carried out using only a relay to an electrical equipment for convenience
Opening and closing, in use, particularly lamp control relay, the cost of lamp control relay is low, therefore is often easily damaged, cause lamp without
Method normal use, and have Multi-path lamp band in a general lamp, when light bar can not work all the way, it is difficult to find out the light bar pair
Which lamp control relay damaged what is answered is, is made troubles to maintenance.
Utility model content
The utility model provides the switching device that a kind of more relays are formed, and solving can not know and be in the prior art
The problem of which relay damaged.
To achieve the above object, the utility model employs following technical scheme：
The switching device that a kind of more relays are formed, including：Shell, switching circuit board, on-off circuit are provided with shell
The control terminal of plate is used to be connected to switch controller, and the high voltage input terminal of switching circuit board is used to be connected to power supply, on-off circuit
The high-voltage output end of plate is connected to load positive pole, and the low pressure, input end of switching circuit board is used to be connected to the ground, switching circuit board
Low-voltage output is connected to load negative pole；Switching circuit board includes the first relay, the second relay and controllable single-pole double throw
The control terminal of switch, the first relay and the second relay is all connected with being formed the control terminal of switching circuit board, and controllable hilted broadsword is double
The moved end of throw switch is the high voltage input terminal of switching circuit board, and moved end is not connected to the first relay to controllable single-pole double-throw switch (SPDT) first
The input of device, moved end is not connected to the input of the second relay, the first relay and to controllable single-pole double-throw switch (SPDT) second
The output end of two relays is all connected with being formed the high-voltage output end of switching circuit board；Detection circuit board is additionally provided with shell, is examined
Slowdown monitoring circuit plate includes first and shown with door, second with door, detection controller, first switch triode, second switch triode, first
Show lamp and the second display lamp, first is connected to the input of the first relay with the first input end of door, and first and the of door
Two inputs are connected to the output end of the first relay, and first is connected to the first input of detection controller with the output end of door
End, the first output end for detecting controller are connected to the base stage of first switch triode, and the colelctor electrode of first switch triode connects
It is connected to the negative electrode of the first display lamp, the anode cell positive pole of the first display lamp, the grounded emitter of first switch triode；Second
It is connected to the input of the second relay with the first input end of door, second is connected to the second relay with the second input of door
Output end, second is connected to the second input of detection controller with the output end of door, detects the second output end of controller
It is connected to the base stage of second switch triode, the colelctor electrode of second switch triode is connected to the negative electrode of the second display lamp, and second
The anode cell positive pole of display lamp, the grounded emitter of second switch triode, the control terminal of controllable single-pole double-throw switch (SPDT) and inspection
Controller is surveyed to be connected.
Preferably, shell includes shell body and lid, and shell body is connected by screw with lid, shell body and lid
Formed after fastening for installing switching circuit board and detecting the installation cavity of circuit board, shell body can open peace after being separated with lid
It behave affectedly；High voltage connection component is installed on shell, high voltage connection component is fixedly connected with post, second company of fixation including first
Connect post and be flexibly connected post, first company of fixation for being used to connect extraneous high voltage source outside shell is provided with shell
Post is connect, first is fixedly connected with post with being flexibly connected post electrical connection, and second, which is fixedly connected with post, is arranged on switching circuit board, and second is solid
Determine connecting pole to electrically connect with the high voltage input terminal of switching circuit board, triggering chamber and triggering hole, triggering are offered on shell body
Chamber is connected by triggering hole with installation cavity, is flexibly connected post and is shuttled in triggering chamber, triggering hole and installation cavity, triggers hole inwall
It is oriented to being flexibly connected post, is flexibly connected post and passes through the triggering spring having positioned at triggering intracavitary, triggering spring one end is with touching
Hair cavity wall is fixed, and the triggering spring other end is fixed with being flexibly connected post, is flexibly connected post and is rotated positioned at the end of triggering intracavitary
Roller is connected with, mutually cuts with trigger head with roller, trigger head is conical structure, and trigger head is fixed with to be stretched with being flexibly connected post
The vertical screw rod in direction, screw rod are threadedly coupled with shell body, and screw rod is through lid and connectionless lid, rotary screw energy
The big end of trigger head is contacted with roller, also the small end of trigger head can be made to be contacted with roller；When the big end of trigger head connects with roller
When touching, it is flexibly connected post and is fixedly connected with post with second and be close to and electrically connect；When the small end of trigger head contacts with roller, activity is even
Connecing post, with second to be fixedly connected with post remote and be flexibly connected in post retraction to shell body.
Preferably, at least one set of barrier assembly, the screw thread being connected on shell body with screw flight are provided with screw rod
Hole position is between lid and triggering chamber, and shell body is recessed close to the face of lid and compresses hole, and the diameter for compressing hole is more than screw thread
The diameter in hole, the perforation being aligned with compressing hole is offered on lid；Each barrier assembly includes：Stopper, stopper be to
The circular arc of bent screws, stopper connect the moving cylinder of oriented screw rod extension, and moving cylinder is slidingly arranged on a guide rod,
End of the guide rod away from stopper is fixed on the round end of screw rod, and screw rod top surface position is higher than where stopper top surface
Position, moving cylinder are fixed with a press block, and press block is median surface close to the face of screw rod and median surface is parallel with pitch line
And be that face of the press block away from screw rod is contact surface, press block be it is trapezoidal, the big end of press block close to stopper, press block
Small end, which is located at, to be compressed in hole, and the distance of the contact surface at the big end of press block to pitch line is more than the radius for compressing hole, compresses
The distance of the contact surface of block small end to pitch line is less than the radius for compressing hole, and guide rod compresses through having one to compress spring
One end of spring is fixed with screw rod, and the other end and moving cylinder for compressing spring are fixed；When the big end of trigger head contacts with roller,
Face of the stopper away from screw rod is more than the radius of perforation to the vertical range of perforated base line；When the small end of trigger head connects with roller
When touching, the vertical range in face of the stopper away from screw rod to perforated base line is less than the radius of perforation.
Compared to prior art, the utility model has the advantages that：
1) by setting the first relay, the second relay, single-pole double-throw switch (SPDT) and detection controller, realize the
After one relay or the second relay damaged, the second relay or the first relay changed automatically so that load can one
It is straight to keep normal work, brought convenience to use, exempt from customs examination user does not bring great inconvenience；
2) the 3rd input for detecting controller is connected to a self-resetting switch one end, the self-resetting switch other end and battery
Positive pole be connected, with realize change after notice detection controller the first relay of damage or the second relay are changed；
3) by facility first and door and second and door, the detection to which relay damaged is realized, is solved
The problem of being which relay damaged can not be known in the prior art, facilitate the first relay for changing damage or second after
Electrical equipment.
Brief description of the drawings
Fig. 1 is the circuit block diagram for the switching device that more relays are formed；
Fig. 2 is the top view for the switching device that more relays are formed；
Fig. 3 is the structural representation after lid opening in Fig. 2；
Fig. 4 is the A-A sectional views in Fig. 1.
Embodiment
As shown in Figure 1 and Figure 2, the present embodiment proposes the switching device that a kind of more relays are formed, including：Shell 1,
Switching circuit board 2 is provided with shell 1, the control terminal of switching circuit board 2 is used to be connected to switch controller, switching circuit board 2
High voltage input terminal be used for be connected to power supply, the high-voltage output end of switching circuit board 2 is connected to load positive pole, switching circuit board 2
Low pressure, input end be used for be connected to the ground, the low-voltage output of switching circuit board 2 is connected to load negative pole；Switching circuit board 2 wraps
Include the control terminal of the first relay, the second relay and controllable single-pole double-throw switch (SPDT), the first relay and the second relay
It is all connected with being formed the control terminal of switching circuit board 2, the moved end of controllable single-pole double-throw switch (SPDT) is the high input voltage of switching circuit board 2
End, moved end is not connected to the input of the first relay to controllable single-pole double-throw switch (SPDT) first, and controllable single-pole double-throw switch (SPDT) second is not
Moved end is connected to the input of the second relay, and the output end of the first relay and the second relay is all connected with forming on-off circuit
The high-voltage output end of plate 2；Be additionally provided with shell 1 detection circuit board 3, detection circuit board 3 include first with door, second with door,
Detect controller, first switch triode, second switch triode, the first display lamp and the second display lamp, first with door
First input end is connected to the input of the first relay, and first is connected to the output of the first relay with the second input of door
End, first is connected to the first input end of detection controller with the output end of door, and the first output end for detecting controller is connected to
The base stage of first switch triode, the colelctor electrode of first switch triode are connected to the negative electrode of the first display lamp, the first display lamp
Anode cell positive pole, the grounded emitter of first switch triode；Second is connected to the second relay with the first input end of door
The input of device, second is connected to the output end of the second relay with the second input of door, and second is connected with the output end of door
To the second input of detection controller, the second output end for detecting controller is connected to the base stage of second switch triode, the
The colelctor electrode of two switch triodes is connected to the negative electrode of the second display lamp, the anode cell positive pole of the second display lamp, second switch
The grounded emitter of triode, the control terminal of controllable single-pole double-throw switch (SPDT) are connected with detection controller.
Due to, it is necessary to new first relay or the second relay are connected with high voltage power supply, therefore easily going out when changing
Now get an electric shock phenomenon, in order to avoid electric shock phenomenon occurs：As shown in Fig. 2, Fig. 3 and Fig. 4, shell 1 includes shell body 11 and lid
Body 12, shell body 11 are connected by screw with lid 12, and shell body 11 is formed after being fastened with lid 12 for installing on-off circuit
Plate 2 and the installation cavity 13 for detecting circuit board 3, shell body 11 can open installation cavity 13 after being separated with lid 12；Pacify on shell 1
Equipped with high voltage connection component 4, high voltage connection component 4 including first be fixedly connected post 41, second be fixedly connected post 42 and
Post 43 is flexibly connected, is provided with shell 1 and is fixedly connected with post for connecting the first of extraneous high voltage source outside shell 1
41, first is fixedly connected with post 41 electrically connects with being flexibly connected post 43, and second, which is fixedly connected with post 42, is arranged on switching circuit board 2,
Second is fixedly connected with post 42 electrically connects with the high voltage input terminal of switching circuit board 2, offered on shell body 11 triggering chamber 14 with
And triggering hole 15, triggering chamber 14 are connected by triggering hole 15 with installation cavity 13, it is flexibly connected post 43 and shuttles in triggering chamber 14, triggering
In hole 15 and installation cavity 13, the triggering inwall of hole 15 is oriented to being flexibly connected post 43, and flexible connection post 43, which passes through to have, to be located at
The triggering spring 44 in chamber 14 is triggered, triggering one end of spring 44 is fixed with the triggering inwall of chamber 14, triggers the other end of spring 44 and work
Dynamic connecting pole 43 is fixed, and is flexibly connected end of the post 43 in triggering chamber 14 and is rotatably connected to roller 45, tangent with roller 45
There is trigger head 47, trigger head 47 is conical structure, and trigger head 47 is fixed with the spiral shell vertical with being flexibly connected the telescopic direction of post 43
Bar 46, screw rod 46 are threadedly coupled with shell body 11, and screw rod 46 is through lid 12 and connectionless lid 12, rotary screw 46
The big end of trigger head 47 can be made to be contacted with roller 45, the small end of trigger head 47 can also contacted with roller 45；When trigger head 47
When big end contacts with roller 45, flexible connection post 43 is fixedly connected with post 42 with second and is close to and electrically connects；It is small when trigger head 47
End is with roller 45 when contacting, and it is remote and be flexibly connected the retraction of post 43 to shell body that flexible connection post 43 with second is fixedly connected with post 42
In 11.When needing to change the first relay or the second collection relay, rotary screw 46 first so that the small end of trigger head 47 with
Roller 45 contacts, so as to be flexibly connected post 43, with second to be fixedly connected with post 42 remote and be flexibly connected the retraction of post 43 to shell body 11
It is interior, avoid getting an electric shock；Then, lid 12 is opened so that switching circuit board 2 exposes, and installs new first relay or the second collection
Relay, the binding post for the first relay and the connection of the second relay is provided with the plate body of switching circuit board 2, to touch
Electric shock phenomenon will not occur when abutting against terminal；Finally, lid 12, rotary screw 46 are covered so that the big end of trigger head 47 and rolling
The contact of wheel 45, it is flexibly connected post 43 and is fixedly connected with post 42 with second and be close to and electrically connect, so as to subsequent normal operation.Roller 45
Set, avoid being flexibly connected when post 43 mutually compresses with roller 45 and mutually damaging, increase the service life.
Cause to occur to touch in order to avoid connecting the maloperation of the first relay or the second relay because first opening lid 12
Electricity：As shown in Figure 3 and 4, be provided with least one set of barrier assembly 5 on screw rod 46, on shell body 11 with the screw thread of screw rod 46
The screwed hole of connection is located between lid 12 and triggering chamber 14, and shell body 11 is recessed close to the face of lid 12 and compresses hole 16,
The diameter for compressing hole 16 is more than the diameter of screwed hole, and the perforation being aligned with compressing hole 16 is offered on lid 12；Each stop group
Part 5 includes：Stopper 51, stopper 51 are the circular arc bent to screw rod 46, and stopper 51 connects oriented screw rod 46 and extended
Moving cylinder 52, moving cylinder 52 is slidingly arranged on a guide rod 53, and end of the guide rod 53 away from stopper 51 is fixed on
On the round end of screw rod 46, the top surface position of screw rod 46 is higher than the top surface position of stopper 51, and moving cylinder 52 is fixed with one
Press block 54, press block 54 are median surface and median surface and the centerline parallel of screw rod 46 and be press block close to the face of screw rod 46
54 faces away from screw rod 46 are contact surface, press block 54 be it is trapezoidal, the big end of press block 54 close to stopper 51, press block 54
Small end positioned at compressing in hole 16, and the distance of contact surface to the center line of screw rod 46 held greatly of press block 54 be more than compress hole 16 partly
Footpath, the distance of contact surface to the center line of screw rod 46 of the small end of press block 54 are less than the radius for compressing hole 16, and guide rod 53, which passes through, to be had
One compresses spring 55, and the one end and screw rod 46 for compressing spring 55 are fixed, and the other end and moving cylinder 52 for compressing spring 55 are fixed；When
When the big end of trigger head 47 contacts with roller 45, face of the stopper 51 away from screw rod 46 is more than to the vertical range of perforated base line
The radius of perforation；When the small end of trigger head 47 contacts with roller 45, face of the stopper 51 away from screw rod 46 to perforated base line
Vertical range be less than perforation radius.Due to when the big end of trigger head 47 contacts with roller 45 stopper 51 away from screw rod 46
Face to perforated base line vertical range be more than perforation radius, it is therefore desirable to lid 12 is separated with shell body 11, just must
Must rotary screw 46 so that the small end of trigger head 47 contacts with roller 45, while face of the stopper 51 away from screw rod 46 is to perforating
The vertical range of center line is less than the radius of perforation, so, prevents from maloperation so that only in the wiring of switching circuit board 2
Lid 12 can be opened after post power-off.And this connected mode, disposable power-off and the release of lid 12 are realized, facilitates behaviour
Make so that operation is easier.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (3)
- A kind of 1. switching device that more relays are formed, it is characterised in that including：Shell, switching circuit board is provided with shell, The control terminal of switching circuit board is used to be connected to switch controller, and the high voltage input terminal of switching circuit board is used to be connected to power supply, The high-voltage output end of switching circuit board is connected to load positive pole, and the low pressure, input end of switching circuit board is used to be connected to the ground, switched The low-voltage output of circuit board is connected to load negative pole；Switching circuit board includes the first relay, the second relay and controllable single-pole double-throw switch (SPDT), the first relay and The control terminal of two relays is all connected with being formed the control terminal of switching circuit board, and the moved end of controllable single-pole double-throw switch (SPDT) is on-off circuit The high voltage input terminal of plate, moved end is not connected to the input of the first relay to controllable single-pole double-throw switch (SPDT) first, and controllable hilted broadsword is double Moved end is not connected to the input of the second relay to throw switch second, and the output end of the first relay and the second relay is all connected with Form the high-voltage output end of switching circuit board；Detection circuit board is additionally provided with shell, detection circuit board includes first and door, second and door, detection controller, first Switch triode, second switch triode, the first display lamp and the second display lamp, first is connected to the first input end of door The input of first relay, first is connected to the output end of the first relay with the second input of door, and first is defeated with door Go out the first input end that end is connected to detection controller, the first output end for detecting controller is connected to first switch triode Base stage, the colelctor electrode of first switch triode are connected to the negative electrode of the first display lamp, the anode cell positive pole of the first display lamp, and The grounded emitter of one switch triode；Second is connected to the input of the second relay with the first input end of door, second with Second input of door is connected to the output end of the second relay, and second is connected to the second of detection controller with the output end of door Input, the second output end for detecting controller are connected to the base stage of second switch triode, the current collection of second switch triode Pole is connected to the negative electrode of the second display lamp, the anode cell positive pole of the second display lamp, the grounded emitter of second switch triode, The control terminal of controllable single-pole double-throw switch (SPDT) is connected with detection controller.
- 2. the switching device that more relays according to claim 1 are formed, it is characterised in that shell include shell body and Lid, shell body are connected by screw with lid, and shell body is formed after being fastened with lid for installing switching circuit board and inspection The installation cavity of slowdown monitoring circuit plate, shell body can open installation cavity after being separated with lid；High voltage connection component is installed on shell, high voltage connection component is fixedly connected with post, second company of fixation including first Connect post and be flexibly connected post, first company of fixation for being used to connect extraneous high voltage source outside shell is provided with shell Post is connect, first is fixedly connected with post with being flexibly connected post electrical connection, and second, which is fixedly connected with post, is arranged on switching circuit board, and second is solid Determine connecting pole to electrically connect with the high voltage input terminal of switching circuit board, triggering chamber and triggering hole, triggering are offered on shell body Chamber is connected by triggering hole with installation cavity, is flexibly connected post and is shuttled in triggering chamber, triggering hole and installation cavity, triggers hole inwall It is oriented to being flexibly connected post, is flexibly connected post and passes through the triggering spring having positioned at triggering intracavitary, triggering spring one end is with touching Hair cavity wall is fixed, and the triggering spring other end is fixed with being flexibly connected post, is flexibly connected post and is rotated positioned at the end of triggering intracavitary Roller is connected with, mutually cuts with trigger head with roller, trigger head is conical structure, and trigger head is fixed with to be stretched with being flexibly connected post The vertical screw rod in direction, screw rod are threadedly coupled with shell body, and screw rod is through lid and connectionless lid, rotary screw energy The big end of trigger head is contacted with roller, also the small end of trigger head can be made to be contacted with roller；When the big end of trigger head connects with roller When touching, it is flexibly connected post and is fixedly connected with post with second and be close to and electrically connect；When the small end of trigger head contacts with roller, activity is even Connecing post, with second to be fixedly connected with post remote and be flexibly connected in post retraction to shell body.
- 3. the switching device that more relays according to claim 2 are formed, it is characterised in that be provided with least on screw rod One group of barrier assembly, the screwed hole being connected with screw flight on shell body are located between lid and triggering chamber, and shell body is close to lid The face of body, which is recessed, compresses hole, and the diameter for compressing hole is more than the diameter of screwed hole, offers what is be aligned with compressing hole on lid Perforation；Each barrier assembly includes：Stopper, stopper are the circular arc to bent screws, and stopper connects oriented screw rod and prolonged The moving cylinder stretched, moving cylinder are slidingly arranged on a guide rod, and end of the guide rod away from stopper is fixed on the rotation of screw rod Turn on end, screw rod top surface position is higher than stopper top surface position, and moving cylinder is fixed with a press block, and press block is close The face of screw rod is median surface and median surface is parallel with pitch line and be that face of the press block away from screw rod is contact surface, is compressed Block is trapezoidal, and the big end of press block is close to stopper, and the small end of press block, which is located at, to be compressed in hole, and the contact surface at the big end of press block Distance to pitch line is more than and compresses the radius in hole, and the distance of the contact surface of press block small end to pitch line is less than supporting Press the radius in hole, guide rod through having one to compress spring, fix by the one end and screw rod for compressing spring, compress spring the other end and Moving cylinder is fixed；When the big end of trigger head contacts with roller, face of the stopper away from screw rod to perforated base line it is vertical away from From the radius more than perforation；When the small end of trigger head contacts with roller, face of the stopper away from screw rod to perforated base line Vertical range is less than the radius of perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721104998.5U CN207201051U (en) | 2017-08-31 | 2017-08-31 | The switching device that more relays are formed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721104998.5U CN207201051U (en) | 2017-08-31 | 2017-08-31 | The switching device that more relays are formed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207201051U true CN207201051U (en) | 2018-04-06 |
Family
ID=61790176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721104998.5U Active CN207201051U (en) | 2017-08-31 | 2017-08-31 | The switching device that more relays are formed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207201051U (en) |
-
2017
- 2017-08-31 CN CN201721104998.5U patent/CN207201051U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200422 Address after: 400000 East, 2nd floor, building a, danguiyuan, No.7, Danlong Road, Nan'an District, Chongqing Patentee after: Chongqing pinwang Technology Co., Ltd Address before: 400000 Chongqing Jiulongpo Shiqiaopu Branch Road, No. 2 (Western Pacific mall) security professional market in five layer 5B45, 46, No. 47 Patentee before: CHONGQING YATANG TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |