CN209296187U - Detection device - Google Patents
Detection device Download PDFInfo
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- CN209296187U CN209296187U CN201821985034.0U CN201821985034U CN209296187U CN 209296187 U CN209296187 U CN 209296187U CN 201821985034 U CN201821985034 U CN 201821985034U CN 209296187 U CN209296187 U CN 209296187U
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Abstract
A kind of detection device provided herein matches resultant pressure between moving contact and static contact for detecting by the contact condition of analog switch trolley moving contact and the static contact of switchgear.Detection device includes support, mounting plate, detection contact and control device.Detection contact is set to the position of mounting plate and the static contact of the complete analog switch cabinet of spacing distance.The diameter and length of detection contact are identical as static contact.Detection contact and moving contact cooperate, and extruding force of the detection contact by moving contact, deformation occurs.The deformation quantity of detection contact and the deformation quantity of static contact are identical.Control device is electrically connected with detection contact.Deflection is changed into electric signal by control device, and is shown.When detection device is able to detect and shows that detection detection contact and moving contact contact as a result, when the extruding force of moving contact, as switch cart moving contact are with static contact, the extruding force of moving contact.
Description
Technical field
The application belongs to fields of measurement, more particularly to a kind of detection device.
Background technique
Armouring mobile AC metal closed switch cabinet, major loop switch use moveable carriage pattern.In switchgear
Static contact and the moving contact of moving trolley constitute movable connection switch.Static contact and moving contact, which will have, enough engages pressure
Power, to reduce the contact resistance of connection, thus temperature rise when reducing operation.
The contact pressure of switch cart moving contact is provided by the resilient sleeve of Mume flower contact.Switch cart is chronically at electricity
Field, magnetic field, high temperature environment, easily there is aging in the resilient sleeve of switch cart.Resilient sleeve aging will lead to contact engagement pressure
Power is insufficient, and dynamic and static contact connecting portion contact resistance is excessive, and contact site of engagement temperature will be caused excessively high, and then causes failure.
When how detection switch trolley moving contact is with static contact, the extruding force of the moving contact is a problem to be solved.
Utility model content
Based on this, it is necessary to for how detection switch trolley moving contact and when static contact, the extruding force of the moving contact
The problem of, a kind of detection device is provided.
A kind of detection device includes support, mounting plate, detection contact and control device.The mounting plate is set to the branch
Seat.The detection contact is set to the mounting plate, conductive for cooperating with the moving contact of switch cart to be detected.The control
Device is set to the mounting plate.The control device is electrically connected with the detection contact, to detect the detection contact and
The moving contact matches the size of resultant pressure.
In one embodiment, the detection contact includes pedestal and elastomer.The pedestal offers the first groove.Institute
Elastomer is stated to be set in first groove.The bottom interval of the elastomer and first groove is arranged, the elasticity
Body has fixing end and movable end, and the fixing end is fixedly installed on the side wall of first groove.
The moving contact includes resilient sleeve.When the resilient sleeve is sheathed on the outside of the elastomer, the elasticity
Elastomer described in sleeve extruding so that the elastomer is mobile to first bottom portion of groove, and generates the elastomer
Bending deformation.The control device is electrically connected with the elastomer, to obtain the inspection by monitoring the bending deformation quantity
It surveys contact and the moving contact matches the size of resultant pressure.
In one embodiment, the elastomer further includes foil gauge, is set to the elastomer close to the fixing end
Side, the control device is electrically connected with the foil gauge, and the control device is by detecting the deflection of the foil gauge
It obtains the detection contact and the moving contact matches the size of resultant pressure.
In one embodiment, the pedestal is cylindrical body, surface of the elastomer far from first groove floor
It is coplanar with the side surface of the cylindrical body.
In one embodiment, the pedestal has connecting hole far from the side of the fixing end.
In one embodiment, the elastomer opens up the second groove, the foil gauge close to the side of the fixing end
It is set to second groove.
In one embodiment, the movable end is T shape, and the tail end of the T is close to the fixing end.
In one embodiment, the control device includes: control mainboard, energy storage device and display device.The control
Mainboard is electrically connected with the foil gauge.The energy storage device is electrically connected with the control mainboard.The display device and the control
Mainboard electrical connection processed.
In one embodiment, the control device further includes charging controller, is electrically connected with the energy storage device.
In one embodiment, the mounting plate opens up mounting hole, the detection contact by the mounting hole with it is described
Mounting plate connection.
A kind of detection device provided herein, for by simulating the described quiet of the moving contact and the switchgear
The contact condition of contact, which detects, matches resultant pressure between the moving contact and the static contact.The detection contact is set to described
The position of mounting plate and spacing distance simulate the static contact of the switchgear completely.The diameter and length of the detection contact and institute
It is identical to state static contact.The detection contact and the moving contact cooperate, extruding force of the detection contact by the moving contact,
Deformation occurs.The deformation quantity of the detection contact is identical as the deformation quantity of the static contact.The control device and the detection
Contact electrical connection.Deflection is changed into electric signal by the control device, and is shown.The detection device can as a result,
When detecting and showing that the detection detection contact and the moving contact contact, the extruding force of the moving contact, the as described switch
When trolley moving contact and the static contact, the extruding force of the moving contact.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the detection device provided in the application one embodiment；
Fig. 2 is the relative position figure of the detection device and switch cart that provide in the application one embodiment；
Fig. 3 is the working state schematic representation of the detection device provided in the application one embodiment；
Fig. 4 is the mated condition schematic diagram of the detection contact and moving contact that provide in the application one embodiment；
Fig. 5 is the structural schematic diagram of the mounting plate provided in the application one embodiment；
Fig. 6 is the structural schematic diagram of the detection contact provided in the application one embodiment；
Fig. 7 is the cross-sectional view in the direction A-A of the detection contact provided in the application one embodiment；
Fig. 8 is the electrical connection schematic diagram of the control device provided in the application one embodiment.
Drawing reference numeral explanation:
Detection device 10
Switch cart 100
Moving contact 110
Resilient sleeve 111
Support 20
Mounting plate 30
Mounting hole 310
Detection contact 40
Pedestal 410
First groove 411
Connecting hole 412
Elastomer 420
Fixing end 421
Movable end 422
Second groove 423
Foil gauge 430
Control device 50
Control mainboard 510
Energy storage device 520
Display device 530
Charging controller 540
Sliding rail 60
Specific embodiment
In order to make the above objects, features, and advantages of the present application more apparent, with reference to the accompanying drawing to the application
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this Shen
Please.But the application can be implemented with being much different from other way described herein, those skilled in the art can be not
Similar improvement is done in the case where violating the application intension, therefore the application is not limited by following public specific implementation.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper"
When, intermediary element is not present.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement are only
It is for illustrative purposes.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Figure 1 and Fig. 2, the embodiment of the present application provide a kind of detection device 10.The detection device 10 includes support
20, mounting plate 30, detection contact 40 and control device 50.The mounting plate 30 is set to the support 20.The detection contact
40 are set to the mounting plate 30, for cooperating conduction with the moving contact 110 of switch cart 100 to be detected.The control device
50 are set to the mounting plate 30.The control device 50 is electrically connected with the detection contact 40, to detect the detection touching
First 40 and the moving contact 110 match resultant pressure size.
A kind of detection device 10 provided herein, for the moving contact by simulating the switch cart 100
110 and the static contact contact condition detect between the moving contact 110 and the static contact with resultant pressure.The detection
Contact 40 is set to the position of the mounting plate 550 and spacing distance simulates the static contact of the switchgear completely.The detection
The diameter and length of contact 40 are identical as the static contact.The detection contact 40 cooperates with the moving contact 110, the detection
Extruding force of the contact 40 by the moving contact 110, deformation occurs.The deformation quantity of the detection contact 40 and the static contact
Deformation quantity is identical.The control device 50 is electrically connected with the detection contact 40.Deflection is changed by the control device 50
Electric signal, and shown.The detection device 50 is able to detect and shows that the detection detection contact 40 is moved with described as a result,
When contact 440 contacts, the extruding force of the moving contact 110, when the as described moving contact 110 is with the static contact, the dynamic touching
First 110 extruding force.
Please also refer to Fig. 3, in medium-pressure or high pressure power grid, breaking-closing operating is generally carried out using switchgear.Switchgear
Including switch cabinet body and switch cart.Contact on switchgear is static contact, and the contact on switch cart 100 is moving contact
110.Feed arrangement is arranged in the switch cart 100, and the switch cart 100 can be pushed mobile.When closing a floodgate, the dynamic touching
First 110 close to the switchgear static contact.When the static contact and moving contact 110 it is at a fully engaged when, with the switchgear and
The power grid conducting that the switch cart 100 connects.When separating brake, the moving contact 110 of the switch cart is far from the switchgear
Static contact.When the static contact and moving contact 110 are kept completely separate, it is connect with the switchgear and the switch cart 100
Power grid shutdown.The size of the detection device 10 is identical as the corresponding size of the switchgear.
Please also refer to Fig. 4, the moving contact 110 includes resilient sleeve 111.When closing a floodgate, the static contact gos deep into institute
Resilient sleeve 111 is stated, and is clamped by the resilient sleeve 111.The resilient sleeve 111 has elasticity.The resilient sleeve 111
It is chronically at electric field, magnetic field and hot environment, aging easily occurs.The resilient sleeve 111 then will lead to the static contact and move
110 engaging pressure of contact is insufficient, and local electrical resistance is excessive, and temperature increases, and causes fire.The detection device 10 simulates the stationary contact
The clamped condition of head and the resilient sleeve 111, for detecting the detection contact 40 and the moving contact 110 with resultant pressure
Size, and then judge the screen resilience and extruding force of the moving contact 110.
The support 20 can support the entirety weight of the mounting plate 30, the detection contact 40 and the control device 50
Amount, and mounting platform is provided.The support 20 can be wooden, plastics or metal.In one embodiment, the support 20 is
Stainless steel has corrosion resistance.The support 20 has sliding rail 60, and the switch cart 100 can be moved along the sliding rail 60.
In order to make the smooth movement of the switch cart 100, lubricating oil can be brushed in the sliding rail 60.The support 20 uses stainless steel,
It is not easy to be corroded by lubricating oil.The support 20 can using the welding of the fashioned iron such as I-steel, channel steel, angle steel, H profile steel or round steel and
At can also be welded using steel plate.In one embodiment, the support 20 is welded for angle steel, can not only be
The mounting plate 30, the detection contact 40 and the control device 50 provide mounting platform, and save material, and economy is closed
Reason.The support 20 can be cylinder metal frame, square metal framework or other stereo metal frames.Implement at one
In example, the support 20 uses square metal framework, supporting & stablizing.
The mounting plate 30 is that the detection contact 40 provides mounting platform.The detection contact 40 according to design requirement,
Can solid be installed on the mounting plate 30.The mounting plate 30 can be wooden, plastics or metal.In one embodiment,
The mounting plate 30 is stainless steel, has corrosion resistance.The mounting plate 30 can be square, rectangle or circle.One
In a embodiment, the mounting plate 30 is square, and the detection contact 40 can either be made all to be arranged in the mounting plate 30,
It is again corresponding to the plane of action of the switch cart.One surface of the plane of flattening of the mounting plate 30 and the bracket 20 is flat
Row, and it is vertical with the extending direction of the sliding rail 60, it can guarantee that the switch cart 100 is slided along the sliding rail 60.It is described
Stiffening plate is set between mounting plate 30 and the sliding rail 60.The shape of the stiffening plate is right angled triangle, the right angle trigonometry
The right-angle side of shape is connect with the mounting plate 30 and the sliding rail 60 respectively, can reinforce the mounting plate 30 and the sliding rail 60
Connection.
The detection contact 40 simulates the static contact, and identical as the size of the static contact.When closing a floodgate, institute
It states detection contact 40 and gos deep into the resilient sleeve 111, and be clamped by the resilient sleeve 111.The resilient sleeve 111 is to described
Detection contact 40 applies radial pressure.The detection contact 40 is by radial pressure, and deformation occurs.The control device 50 and institute
State the electrical connection of detection contact 40, deflection can be changed into electric signal by the control device 50, and to electric signal carry out processing and
Display.
The material of the detection contact 40 can be plastics, rubber or metal.In one embodiment, the detection contact
40 be metal, has certain degree of hardness.The detection contact 40 gos deep into the resilient sleeve 111, is clamped by the resilient sleeve 111
When, elastic deformation can occur.Pressure signal is changed into deformation signal by the detection contact 40 as a result,.Due to the detection
Contact 40 has certain hardness, when the detection contact 40 is separated with the resilient sleeve 111,40 He of detection contact
The resilient sleeve 111 restores original shape.
The control device 50 is electrically connected with the detection contact 40, and the control device 50 can be by the deformation signal
It is changed into electric signal, and the electric signal is amplified and is filtered, realizes digital-to-analogue conversion.
The number of the detection contact 40 is at least one.In one embodiment, the detection contact 40 is 6, and
The mounting plate 30 is arranged in by the form of rectangular array.Row 3 detection contacts 40 of arrangement of the rectangular array, institute
The file for stating rectangular array is arranged 2 detection contacts 40, with the number of the moving contact 110 on the switch cart 100 and
Arrangement mode is identical.
Please also refer to Fig. 5, in one embodiment, the mounting plate 30 opens up mounting hole 310, the detection contact 40
It is connect by the mounting hole 310 with the mounting plate 30.The number of the number of the mounting hole 310 and the detection contact 40
It is identical.
Please also refer to Fig. 6, in one embodiment, the detection contact 40 includes pedestal 410 and elastomer 420.Institute
It states pedestal 410 and offers the first groove 411.The elastomer 420 is set in first groove 411.The elastomer 420
It is arranged with the bottom interval of first groove 411, the elastomer 420 has fixing end 421 and movable end 422, described solid
Fixed end 421 is fixedly installed on the side wall of first groove 411.
The pedestal 410 has supporting role, and the elastomer 420 can be driven to move together.The detection contact 40
Go deep into the resilient sleeve 111, when being clamped by the resilient sleeve 111, the pedestal 410 and the elastomer 420 are common deep
Enter the resilient sleeve 111.The pedestal 410 and the elastomer 420 can partially go deep into the resilient sleeve 111, can also
To go deep into the resilient sleeve 111 completely.In one embodiment, institute is goed deep into the pedestal 410 and 420 part of the elastomer
State resilient sleeve 111.The pedestal 410 and the elastomer 420 are squeezed by the resilient sleeve 111, and the elastomer 420 is sent out
Raw deformation, to detect the extruding force of the moving contact 110.The elasticity is goed deep into the pedestal 410 and 420 part of the elastomer
Sleeve 111 also ensures that there are safety clearances between the switch cart 100 and the mounting plate 30, avoid the switch cart
100 hit the mounting plate 30.
The pedestal 410 can be different from the material of the elastomer 420, can also be identical.The pedestal 410 with it is described
The material of elastomer 420 can be rubber, plastics or stainless steel.In one embodiment, the pedestal 410 and the elastomer
420 material is identical.In upper one embodiment, the material of the pedestal 410 and the elastomer 420 is stainless steel, corrosion resistant
Erosion, guarantee are well contacted with the moving contact 110.In one embodiment, the material of the pedestal 410 and the elastomer 420
Material uses stainless steel 304.Stainless steel 304 has very strong corrosion resistance.Also to aqueous slkali and most of organic acid and inorganic acid
With good corrosion resistance.The material of the pedestal 410 and the elastomer 420 uses stainless steel 304, can be improved inspection
Precision is surveyed, deformation error caused by surface corrosion is reduced.
In one embodiment, the pedestal 410 is integrally formed with the elastomer 420, as monolith stainless steel former material,
Integral cutting molding, is connected firmly between the pedestal 410 and the elastomer 420, is not readily separated damage.In one embodiment
In, the pedestal 410 is welded to connect with the elastomer 420.The i.e. described pedestal 410 is processed respectively with the elastomer 420, then
It connects by welding.This welding connecting mode saves material, and the processing is simple.
The moving contact 110 includes resilient sleeve 111.The resilient sleeve 111 is sheathed on the outside of the elastomer 420
When, the resilient sleeve 111 squeezes the elastomer 420 so that the elastomer 420 is moved to 411 bottom of the first groove
It is dynamic, and the elastomer 420 is made to generate bending deformation.The control device 50 is electrically connected with the elastomer 420, to logical
Cross the size for monitoring that the bending deformation quantity obtains the detection contact 40 and the moving contact 110 matches resultant pressure.
The elastomer 420 is embedded in the resilient sleeve 111, the outer surface of the elastomer 420 and the resilient sleeve
The inner surface contact of cylinder 111.The resilient sleeve 111 has elasticity.The resilient sleeve 111 can be radially away from axis direction
Deformation is generated, meanwhile, it can also be directed radially towards axis direction and squeeze the elastomer 420.The elastomer 420 can radially refer to
Displacement is generated to axis direction.There are gap between the elastomer 420 and first groove 411, the elastomer 420 by
The part that the resilient sleeve 111 squeezes can generate radial displacement.Since the elastomer 420 is connect with the pedestal 410, institute
It states the part that elastomer 420 is connect with the pedestal 410 and does not generate displacement.Because of the elastomer 420 and the resilient sleeve
The part of 111 contacts generates displacement, and the part connecting with the pedestal 410 does not generate displacement, so the elastomer 420 can become
Bending has certain radian.The elastomer 420 is extruded close to the part of 411 bottom of the first groove.The elastomer
420 parts far from 411 bottom of the first groove are stretched.
Please also refer to Fig. 7, in one embodiment, the elastomer 420 further includes foil gauge 430, is set to described
Elastomer 420 is electrically connected close to the side of the fixing end 421, the control device 50 with the foil gauge 430, the control
Device 50 obtains detection contact 40 and the moving contact 110 with the big of resultant pressure by detecting the deflection of the foil gauge 430
It is small.
Deformation can be changed into resistance variation by the foil gauge 430.The foil gauge 430 is by structures such as sensitive grids
At for measuring the element of strain.The foil gauge 430 is resistance strain gage.The working principle of the foil gauge 430 is to be based on
Strain effect production, i.e., when conductor or semiconductor material generate mechanically deform under the action of external force, resistance value is corresponding
Change.The foil gauge 430 is fixedly connected on the surface of the elastomer 420, can be with the elastomer 420
Deformation occurs.Deformation occurs for the foil gauge 430, and resistance value also accordingly generates variation.
The control device 50 is electrically connected with the foil gauge 430, the circuit in the control device 50 and the strain
Piece 430 connects.When the resistance value of the foil gauge 430 changes, the electric current in the circuit changes.The control dress
Setting 50 can amplify current signal and rectify, then after carrying out digital-to-analogue conversion, be shown in the form of numerical value.
The foil gauge 430 can connect surface of the elastomer 420 far from 411 bottom of the first groove, can also
To be connected to the elastomer 420 close to the surface of 411 bottom of the first groove, the elastomer 420 can also be set to
Inside.In one embodiment, the foil gauge 430 is connected to the elastomer 420 close to 411 bottom of the first groove
Surface, convenient for the disassembly and replacement of the foil gauge 430.
In one embodiment, the elastomer 420 opens up the second groove 423, institute close to the side of the fixing end 421
It states foil gauge 430 and is set to second groove 423, effective protection foil gauge 430 is described to avoid the foil gauge 430 and institute
The friction of resilient sleeve 111 is stated, influences the change in resistance of the foil gauge 430, and then influence the accuracy of detection.
In one embodiment, the detection contact 40 can be only made of the elastomer 420.The elastomer 420
It is engaged with the moving contact 110, deformation occurs for the elastomer 420, then by being connected to described in 420 surface of elastomer
Deformation is changed into resistance variation by foil gauge 430.The bullet of the shape of the elastomer 420 and the moving contact 110
The inner surface configuration of property sleeve 111 is corresponding.The elastomer 420 can be at a fully engaged with the resilient sleeve 111.In a reality
It applies in example, 420 shape of elastomer can be part cylindrical, and the part contacted with the resilient sleeve 111 can generate
Deformation.
In one embodiment, the pedestal 410 is cylindrical body, and the elastomer 420 is far from 411 bottom of the first groove
The surface in face is coplanar with the side surface of the cylindrical body.The public cylinder in surface of the pedestal 410 and the elastomer 420
Surface can not only protect the elastomer 420, increase the measurement sensitivity of the elastomer 420.
In one embodiment, the pedestal 410 has connecting hole 412 far from the side of the fixing end 421.The inspection
When surveying contact 40 and the moving contact 110 cooperation, the conductive port of the moving contact 110 and the connecting hole 412 cooperate.It is described
Detection contact 40 can be goed deep into completely inside the moving contact 110, and at a fully engaged therewith.
The shape of the movable end 422 can be " one ", " mouth " or "T"-shaped.In one embodiment, the movable end
422 is "T"-shaped, and the tail portion of " T " is close to the fixing end 421.The head of " T " is interior with the resilient sleeve 111
Portion's contact increases the contact area of the detection contact 40 and the resilient sleeve 111, increases detection sensitivity.
Please also refer to Fig. 8, in one embodiment, the control device 50 includes: control mainboard 510, energy storage device
520 and display device 530.The control mainboard 510 is electrically connected with the foil gauge 430.The energy storage device 520 and the control
Mainboard 510 processed is electrically connected.The display device 530 is electrically connected with the control mainboard 510.
The control mainboard 510 is electrically connected with the foil gauge 430, is equivalent to resistance and is accessed the control mainboard 510
In circuit.Deformation occurs for the foil gauge 430, and the resistance value of the foil gauge 430 changes, electricity where the foil gauge 430
The electric current on road changes.The energy storage device 520 is electrically connected with the control mainboard 510, is provided for the control mainboard 510
Electric energy.The energy storage device 520 can be lithium battery, lead battery or photovoltaic battery panel etc..In one embodiment, the energy storage
Device 520 is lithium battery.The rated output voltage of the lithium battery is 24V, and the current flow exported per hour is 27A.Lithium electricity
Pond energy density is high, and weight is about the 1/6-1/5 of plumbic acid product under same volume.Lithium battery is small in size, light-weight, is set to institute
It states in control device 10, facilitates the weight for reducing the control device 10.
The display device 530 is electrically connected with the control mainboard 510, for showing the extruding force of the moving contact 110.
One or more of the 530 energy display parameters of display device, image, curve.The display device 530 is according to work
Principle is different, including liquid crystal display and ray tube display screen.In one embodiment, the display device 530 selects liquid crystal
Display screen, being capable of clear display parameters, image, curve.
The display device 530 can be set in the mounting plate 30, also can be set in the support 20, can also set
It is placed in remote control terminal.In one embodiment, the display device 530 is set to the mounting plate 30 far from the support 20
One end, convenient for observation.The display device 530 can be one or more.In one embodiment, the display device
530 is identical as the number of the detection contact 40, shows the extruding force of the detection contact 40 respectively.
The elastomer 420 is embedded in the resilient sleeve 111, the outer surface of the elastomer 420 and the resilient sleeve
The inner surface contact of cylinder 111.The resilient sleeve 111 can be radially away from axis direction and generate deformation, meanwhile, it also can be radially
It is directed toward axis direction and squeezes the elastomer 420.The elastomer 420 is squeezed, and can be directed radially towards axis direction and generate position
It moves.There are gaps between the elastomer 420 and first groove 411, and the elastomer 420 is by the resilient sleeve 111
The part of extruding can generate radial displacement.The fixing end 422 of the elastomer 420 is fixedly connected with the pedestal 410, no
Generate displacement.The movable end 421 of the elastomer 420 is contacted with the resilient sleeve 111, generates displacement.The elasticity
Body 420 generates bending, and deformation occurs.
The foil gauge 430 is connected to the surface of the elastomer 420, can be stretched with the elastomer 420.
The foil gauge 430 is stretched, and resistance value also accordingly becomes larger.The control mainboard 510 is electrically connected with the foil gauge 430,
The foil gauge 430 is equivalent to resistance and accesses in the circuit of the control mainboard 510.The resistance value of the foil gauge 430 also phase
It should become larger, the electric current of the 430 place circuit of foil gauge becomes smaller.The control mainboard 510 to the electric current amplify with it is whole
Stream process, then current value after processing is changed into corresponding pressure value.
The control mainboard 510 is electrically connected with the display device 530.The control mainboard 510 will test value and be conveyed to
The display device 530.The display device 530 shows the detection contact 40 and the moving contact 110 with the big of resultant pressure
It is small.The detection device 10 detects pressure size when the detection contact 40 and the moving contact 110 cooperate as a result,.
In one embodiment, the control device 50 further includes charging controller 540, with the energy storage device 520
Electrical connection.Alternating current in the power grid can be converted to direct current by the charging controller 540, and carry out charging valve
Reason.When the energy storage device 520 charges to rated capacity, the charging controller 540 can be automatically powered off, and be avoided described
520 overcharge of energy storage device extends the service life of the energy storage device 520.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application the scope of the patents therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the concept of this application, various modifications and improvements can be made, these belong to the guarantor of the application
Protect range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of detection device characterized by comprising
Support (20)；
Mounting plate (30) is set to the support (20)；
Detection contact (40) is set to the mounting plate (30), for the moving contact (110) with switch cart to be detected (100)
Cooperation is conductive；
Control device (50) is set to the mounting plate (30), and the control device (50) is electrically connected with the detection contact (40)
It connects, to detect the detection contact (40) and the moving contact (110) size for matching resultant pressure.
2. detection device as described in claim 1, which is characterized in that the detection contact (40) includes:
Pedestal (410) offers the first groove (411)；
Elastomer (420) is set in first groove (411), the elastomer (420) and first groove (411)
Bottom interval setting, the elastomer (420) have fixing end (421) and movable end (422), the fixing end (421) consolidate
Surely it is set to the side wall of first groove (411)；
The moving contact (110) includes resilient sleeve (111), and the resilient sleeve (111) is sheathed on the elastomer (420)
When outside, the resilient sleeve (111) squeezes the elastomer (420), so that the mobile terminal of the elastomer (420) is to described
The bottom of first groove (411) is mobile, and the elastomer (420) is made to generate bending deformation；
The control device (50) is electrically connected with the elastomer (420), to obtain institute by monitoring the bending deformation quantity
It states detection contact (40) and the moving contact (110) matches the size of resultant pressure.
3. detection device as claimed in claim 2, which is characterized in that the elastomer (420) further includes foil gauge (430),
It is set to the side of the elastomer (420) close to the fixing end (421), the control device (50) and the foil gauge
(430) it is electrically connected, the elastomer (420) drives the foil gauge (430) to deform when generating the bending deformation, described
Control device (50) obtains detection contact (40) and the moving contact (110) by detecting the deflection of the foil gauge (430)
Size with resultant pressure.
4. detection device as claimed in claim 3, which is characterized in that the pedestal (410) is cylindrical body, the elastomer
(420) surface far from the first groove (411) bottom surface is coplanar with the side surface of the cylindrical body.
5. detection device as claimed in claim 4, which is characterized in that the pedestal (410) is far from the fixing end (421)
Side has connecting hole (412).
6. detection device as claimed in claim 5, which is characterized in that the elastomer (420) is close to the fixing end (421)
Side open up the second groove (423), the foil gauge (430) is set to second groove (423).
7. detection device as claimed in claim 6, which is characterized in that the movable end (422) is T shape, and the tail end of the T leans on
The nearly fixing end (421).
8. detection device as claimed in claim 7, which is characterized in that the control device (50) includes:
Control mainboard (510) is electrically connected with the foil gauge (430)；
Energy storage device (520) is electrically connected with the control mainboard (510)；
Display device (530) is electrically connected with the control mainboard (510).
9. detection device as claimed in claim 8, which is characterized in that the control device (50) further include:
Charging controller (540) is electrically connected with the energy storage device (520).
10. detection device as described in claim 1, which is characterized in that the mounting plate (30) opens up mounting hole (310), institute
Detection contact (40) are stated to connect by the mounting hole (310) with the mounting plate (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821985034.0U CN209296187U (en) | 2018-11-29 | 2018-11-29 | Detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110567618A (en) * | 2019-07-29 | 2019-12-13 | 深圳供电局有限公司 | Contact engagement force detection device and platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567618A (en) * | 2019-07-29 | 2019-12-13 | 深圳供电局有限公司 | Contact engagement force detection device and platform |
| CN110567618B (en) * | 2019-07-29 | 2021-08-24 | 深圳供电局有限公司 | Contact engagement force detection device and platform |
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