CN109115638A - A kind of switching device endurance testing device - Google Patents
A kind of switching device endurance testing device Download PDFInfo
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- CN109115638A CN109115638A CN201810796111.6A CN201810796111A CN109115638A CN 109115638 A CN109115638 A CN 109115638A CN 201810796111 A CN201810796111 A CN 201810796111A CN 109115638 A CN109115638 A CN 109115638A
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- switching device
- pressing part
- fixation member
- switching
- guide rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/38—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by electromagnetic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The application provides a kind of switching device endurance testing device, for improving the efficiency of test switching device service life.The device includes: main body, at least two fixation members, power part and pressing part, in which: at least two fixation members, power part and pressing part are arranged in main body；At least two fixation members are for fixing at least two switching devices；Power part is connect with pressing part, for driving pressing part to move reciprocatingly towards the direction close to shown at least two switching device and away from the direction of at least two switching devices；The top of at least two fixation members is arranged in pressing part, when moving when pressing part towards the direction close at least two switching devices, applies pressure to the contact of at least two switching devices；When pressing part is moved away from the direction of at least two switching devices, the pressure applied to the contact of at least two switching devices is discharged.
Description
Technical field
This application involves switching device the field of test technology more particularly to a kind of switching device endurance testing devices.
Background technique
Switching device is used to control the switch of household appliance, for example, switching device be used to control air-conditioning equipment play on or off
It closes.Switching device includes microswitch device, and microswitch device generally includes actuated element and movement reed, microswitch device
The course of work of part approximately as.External force is acted on movement reed by actuated element (push-piece, button, lever, idler wheel etc.),
Make to act quick-make between the fixed contact and movable contact on reed.After the active force on actuated element is removed, reed is acted
Counteragent power is generated, counteragent is instantaneously completed, so that microswitch quickly disconnects.
In order to guarantee the product quality of microswitch device, after producing microswitch device, need to microswitch
Service life it is whether up to standard tested, life test main process is as follows, first microswitch device is pressed, pressing setting
Number and then to microswitch device carry out electric test.In the prior art, using mechanical press device to microswitch into
Row pressing, mechanical press device includes motor, cam and shank, and mechanical press device is used for, and specific bonding processes are cam
On edge on be provided with shank, motor is for driving cam cycle rotary motion, to keep cam driven shank periodical
Ground presses the movement reed of microswitch device, and microswitch is by pressing setting number and then manually to microswitch device
Electric test is carried out, when electric test, if microswitch device can also normal use, then it represents that microswitch device is up to standard.
But since the space size of the cam of mechanical press device is limited, a shank can only be generally set, therefore on cam
Mechanical press device can only once test a microswitch device, test after a microswitch device, aptitude test
It is next, it is clear that testing efficiency is lower.
Summary of the invention
The embodiment of the present application provides a kind of switching device endurance testing device, for improving test switching device service life
Efficiency.
In a first aspect, provide a kind of switching device endurance testing device, which includes main body, at least two solid
Determine component, power part and pressing part, in which:
At least two fixation member, the power part and pressing part are arranged in the main body；
At least two fixation member is for fixing at least two switching devices；
The power part is connect with the pressing part, for drive the pressing part towards close to it is shown at least
It the direction of two switching devices and moves reciprocatingly away from the direction of at least two switching device；
The top of at least two fixation member is arranged in the pressing part, when the pressing part is towards close
When the direction movement of at least two switching device, pressure is applied to the contact of at least two switching device；When described
When pressing part is moved away from the direction of at least two switching device, discharge at least two switching device
The pressure that contact applies.
In the embodiment of the present application, by pressing part pressed switch device, analog switch device usage scenario is realized split
The longevity automatic test of device is closed, and, by the way that the structure and quantity of fixation member is rationally arranged in the embodiment of the present application, so that
Switching device endurance testing device can once test multiple switch device, to improve the effect of test switching device service life
Rate.
Optionally, a fixation member at least two fixation member includes:
Trigger unit, it is described when being moved when the pressing part towards the direction close at least two switching device
Pressing part presses the trigger unit, and the trigger unit is transported to towards the direction close at least two switching device
It is dynamic, pressure is applied to the contact of each switching device at least two switching device, when the pressing part is towards remote
When direction from least two switching device moves, the trigger unit is away from least two switching device
Direction movement discharges the pressure applied to the contact of each switching device at least two switching device.
In the embodiment of the present application, a kind of trigger unit is improved, pressing part is by trigger unit to the contact of switching device
Apply pressure, realizes and the service life of switching device is tested, while trigger unit can play pressing part and switching device
Contact buffer function, avoid pressing part from directly applying the pressure feelings that cause the contact of switching device to damage to trigger unit
Condition.
Optionally, a fixation member at least two fixation member, further includes:
Bottom plate；
At least two fixed columns are fixed on the bottom plate, are adapted with the mounting hole of at least two switching device,
At least two fixed column is threaded through in the mounting hole of at least two switching device, so that at least two switch
Device is fixed on the bottom plate.
In the embodiment of the present application, fixation member further includes fixed column, and the structure of fixed column is simple, and can steadily be fixed
Switching device, to reduce the cost of switching device endurance testing device.
Optionally, the trigger unit includes:
Two bearings are arranged on the bottom plate to described two bearing spacers；
Moveable combination of guide rod is fastened between described two bearings, when the pressing part is opened towards close to described at least two
When closing the direction movement of device, the pressing part presses the moveable combination of guide rod, the moveable combination of guide rod to towards close to it is described extremely
The direction movement of few two switching devices applies pressure to the contact of each switching device at least two switching device
Power, when the pressing part is moved away from the direction of at least two switching device, the moveable combination of guide rod is described
It is turned round under the action of two bearings, moves, discharged to described at least two away from the direction of at least two switching device
The pressure that the contact of each switching device in a switching device applies.
In the embodiment of the present application, trigger unit realizes that moveable combination of guide rod is in bearing by moveable combination of guide rod and two bearings
It may be implemented to reset under gyroscopic action, and, moveable combination of guide rod can be with one step press more than one switching device, to further provide for
Testing efficiency.
Optionally, a fixation member at least two fixation member further include:
Limitting casing is fixed on the bottom plate, for limiting the position of at least two switching device；
Limited block is fixed on the bottom plate, and the first space is formed between the bottom plate, includes institute in the first space
Moveable combination of guide rod is stated, for preventing the moveable combination of guide rod to be subjected to displacement in the horizontal direction.
In the embodiment of the present application, limitting casing can further limit the position of at least two switching devices, avoid derailing switch
Part is fallen, and limited block can further limit the position of moveable combination of guide rod, and moveable combination of guide rod is avoided to fall.
Optionally, described device further include:
The lower section of the pressing part is arranged in pallet, is provided at least two slideways on the pallet, and described at least two
Each of a slideway slideway is used to place one of fixation member at least two fixation member.
Pallet in the embodiment of the present application can be used for placing fixation member, and pallet can also be further by fixation member
It is stabilized in main body.
Optionally, described device further include:
At least two monitor counters, a monitor counter at least two monitor counter and it is described at least
Switching device electrical connection in two switching devices, one monitor counter is for recording one switching device
The number of pulse that passes through of contact.
Monitor counter can be used for recording the practical on-off number of the inside of switching device, so that it is determined that switching device is
It is no to have damaged, compared to the prior art pressed switch device and then to switching device carry out electric test method, this Shen
Please in embodiment to switching device pressing after, no longer need to carry out electric test, only need to determine the number that monitor counter is shown,
Further increase the testing efficiency of test switching device.
Optionally, the power part includes:
Cylinder；
Solenoid valve is electrically connected with the cylinder, and when the solenoid valves, the cylinder drives the pressing part court
Moved close to the direction of at least two switching device, when solenoid valve power-off, the cylinder drives the pressing
Component is moved away from the direction of at least two switching device.
In the embodiment of the present application, power part realizes that structure is simple by solenoid valve control cylinder, easy to accomplish, from
And reduce the cost of switching device endurance testing device.
Optionally, the power part further include:
The time relay is electrically connected with the solenoid valve, for controlling the solenoid valve within a power on/off period
The power-off duration of energization period and the solenoid valve within a power on/off period；
Total counter is electrically connected with the time relay, by the energization or power-off time that record the time relay
Number is to record the number that the pressing part presses at least two switching device.
In the embodiment of the present application, the power on/off number of the time relay is also recorded by total counter, to realize record
Pressing part automatically records pressing number to realize, saves manpower to the pressing number of switching device.
Optionally, described device further include:
Alarm appliance is connect with the total counter, when setting value is counted in the energization or power-off time of the time relay
Later, alarm is issued.
Alarm appliance can issue alarm, after testing is complete in order to remind user.
Optionally, the material of at least two fixation member and the pressing part is glass mat, the main body
Material be bakelite plate.
Glass mat and bakelite plate good insulation preformance, and cost is relatively low, and then ensure that switching device test device
Use demand, and reduce the cost of switching device test device.
To sum up, the embodiment of the present application improves the efficiency in test switching device service life by the way that fixation member is rationally arranged.
Detailed description of the invention
Fig. 1 is a kind of structure chart of microswitch device provided by the embodiments of the present application；
Fig. 2 is a kind of structure chart of switching device endurance testing device provided by the embodiments of the present application；
Fig. 3 is a kind of structure chart of pallet provided by the embodiments of the present application；
Fig. 4 a is a kind of structure chart of moveable combination of guide rod provided by the embodiments of the present application；
Fig. 4 b is a kind of structure chart of moveable combination of guide rod provided by the embodiments of the present application；
Fig. 5 is a kind of structure chart of the fixation member provided by the embodiments of the present application including the moveable combination of guide rod in Fig. 5；
Fig. 6 is a kind of structure chart of power part provided by the embodiments of the present application and pressing part；
Fig. 7 is a kind of structure chart of switching device endurance testing device provided by the embodiments of the present application；
Fig. 8 is a kind of structure chart of switching device endurance testing device provided by the embodiments of the present application.
Specific embodiment
In order to better understand technical solution provided by the embodiments of the present application, below in conjunction with Figure of description and specifically
Embodiment be described in detail.
Switching device endurance testing device is used to test the service life of switching device, and switching device includes mechanical switch device
Part, the switch that Mechanical switching devices, which refer to, to be made contact disconnecting circuit by mechanically actuated, connect circuit or conversion circuit are a kind of
Typical Mechanical switching devices such as microswitch device, below by taking microswitch as an example, to the service life for testing switching device
Principle and process are simply introduced.
Fig. 1 is please referred to, which includes shell 110, mounting hole 110, actuated element 130, button 140, drag hook
150, reed 160, contact 170, normally closed terminal 181, normally opened terminal 182 and public terminal 183 are acted, mounting hole 110 is arranged
On shell 110, for microswitch is fixed on the other devices.When microswitch does not apply external force, microswitch is in
Off-state, after applying external force, microswitch is in connected state.External force is generally applied on actuated element 130, drive rod
130 pressing buttons 140, so that button 140 presses drag hook 150, so that movement reed 160 moves, so that contact 170 connects
It is logical, realize the connection of microswitch.Normally closed terminal 181, normally opened terminal 182 and public terminal 183 are connect with other devices, from
And the working condition of housed device is controlled by the on-off of microswitch, housed device such as air-conditioning, electric fan etc..Fig. 1 is
In order to illustrate more clearly of the course of work of switching device, but actually it is not intended to limit the switching device life test dress of this paper
Set type or the structure etc. of the switching device of test.
After microswitch device uses the regular hour, long-term on-off inevitably results in the abrasion of inner contact 170,
To influence the normal use of switch.Therefore, after microswitch device production comes out, the use to microswitch device is needed
Service life is tested, if microswitch device after by the number of pressing setting, still being capable of normal on-off, then it represents that micro-
The service life of dynamic switching device is up to standard, if microswitch device can not normally lead to after by the number of pressing setting
It is disconnected, then it represents that the service life of microswitch device is not up to standard.
Currently, the service life of test switching device is survey using mechanical press device for mechanical pressing microswitch device
Examination, mechanical press device include motor, cam and shank, and mechanical press device to test process can be interior with reference to being described above
Hold, details are not described herein again, but since the structure size of cam is limited, common mechanical pressing device can only once press one it is micro-
Dynamic switching device, testing efficiency are low.
In consideration of it, the embodiment of the present application provides a kind of switching device endurance testing device, switching device life test dress
It sets the service life for testing switching device, the switching device of test includes microswitch or travel switch etc., herein not to switch
The concrete type of device is limited.Referring to figure 2., which includes that main body 210, at least two is fixed
Component 220, power part 230 and pressing part 240, at least two fixation members 220 are for fixing at least two derailing switches
Part, power part 230 are used to provide the device of power for pressing part 240, and pressing part 240 is that setting is fixed at least two
The top of component.Wherein, it should be noted that the structure inside display main body 210, Fig. 2 can be understood as switching for convenience
The partial cutaway view of device lifetime test device, in actual use, power part 230 are packaged in main body 210.
At least two fixation members 220, power part 230 and pressing part 240 are arranged in main body 210, specific next
It says, power part 230 can be encapsulated in main body 210, and since at least two fixation members 220 may need upper switch device
And switching device is taken, therefore, main body 210, which can be, carries out half encapsulation at least two fixation members 220, and half encapsulation can be managed
Solution main body 210 is not packaged in some face at least two fixation members 220 or certain several face, similarly, due to pressure
It closes component 240 and needs pressed switch device, main body 210, which can be, carries out half encapsulation to pressing part 240, and main body 210 is at least
Two fixation members 220 and pressing part 240 carry out half and encapsulate, and can be convenient the either blanking of user's feeding, and feeding can be with
Be interpreted as being fixed on switching device at least two fixation members 220, blanking can be understood as by switching device it is fixed to
Few two fixation members 220 are taken off.
At least two fixation members 220 can be two fixation members 220, be also possible to multiple fixation members 220, fixed
The number of component 220 is more, and the number for the switching device that switching device endurance testing device can disposably be tested is more, still
The number of fixation member 220 is excessive, and the cost etc. of switching device endurance testing device will increase, and user can be according to oneself demand
The number of fixation member 220 is set, and Fig. 2 is but to be actually not intended to limit fixation member by taking ten fixation members 220 as an example
220 number.At least two fixation members 220 can be understood as fixation member for fixing at least two switching devices, fixation
220 for so that at least two switching devices will not be slided or be fallen on switching device endurance testing device.At least two
A fixation member 220 in fixation member, which can be, fixes a switching device, and a fixation member 220 is also possible to fix
The number of multiple switch device, the switching device not being capable of fixing herein to a fixation member 220 limits.
It is fixed with after at least two switching devices at least two fixation members 220, power part 230 is for driving pressure
Component 240 is closed to do towards the direction close at least two switching devices, and away from the direction of at least two switching devices
It moves back and forth.The process that pressing part 240 moves back and forth, will periodically apply pressure to the contact of switching device, thus
Simulate the normal use process of microswitch.Specifically, when pressing part 240 is towards close at least two switching devices
When direction moves, pressing part 240 applies pressure, pressure to the contact of each switching device at least two switching devices
It closes component 240 and can be and pressure directly is applied to switching device each at least two switching devices, for example, pressing part 240
Pressure is applied to the contact in each switching device at least two switching devices.
Or the contact in order to avoid the direct pressed switch device of pressing part 240, it is easy to make the contact of switching device
At damage, pressing part 240 is also possible to apply pressure indirectly to each switching device at least two switch blocks, indirectly
Application pressure can be understood as each switching device in pressing part 240 and at least two switch blocks and not contact directly,
Pressing part 240 be each switching device at least two switch blocks is applied by other component it is stressed, that is,
It says, pressing part 240 is first to apply pressure to other component, and other component applies pressure to the contact of switching device again, other
Actuated element, fixation member 220 on component such as switching device etc., specifically, such as other component is on switching device
When actuated element, pressing part 240 is to apply pressure to the actuated element on pressed switch device, and actuated element is opened each again
When the contact application pressure such as other component of pass device are fixation member 220, being provided in the fixation member 220 can
Movable component, pressing part 240 are by applying pressure to mobilizable component, so that mobilizable component is opened towards close
The direction movement of device is closed, so that the contact to each switching device at least two switch blocks applies pressure.
If the switching device at least two switch blocks does not damage, the contacts of at least two switch blocks by
After the pressure that pressing part 240 applies, the contact of the switching device at least two switch blocks would be at connected state,
That is, the inside of switching device can generate micro-current, likewise, working as pressure if at least two switch blocks do not damage
When component 240 is closed away from the movement of at least two switching devices, pressing part 240, which can gradually be discharged, to be held at least two
The contact for closing device applies pressure, and the contact of the switching device at least two switch blocks will be gone off from connection status
State.
Please continue to refer to Fig. 2, which can be pressing plate, and the structure of pressing plate is simple, at low cost, and pressing plate
Structure is smooth, can be to the identical pressure of contact application of each switching device at least two switching devices, so that extremely
The contact uniform force of each switching device in contact of few two switching devices avoids the stress condition of multiple switch device not phase
Together, the situation of test result inaccuracy is caused.Certainly, Fig. 2 is by taking pressing plate as an example, but pressing part 240 can also have very
Various structures do not carry out the specific structure of pressing part 240 herein for example, pressing part 240 is also possible to prismatoid structure
It enumerates.
Because pressing part 240 can press at least two switching devices regularly, likewise, at least two fixation members
220 are also required to the either blanking of continuous feeding, so both pressing part 240 and at least two fixation member 220 require
With certain wearability, therefore, the material of pressing part 240 and at least two fixation members 220 is usually all using electricity
The material of good insulation preformance and good mechanical property, such as glass mat, main body 210 primarily serve encapsulation effect, therefore main body
210 material generally directlys adopt bakelite plate, and bakelite plate is the material of electrical insulation capability and good heat dispersion performance, enables to lead
The electrical insulation capability and good heat dispersion performance of body 210.
When the quantity of at least two fixation members 220 is multiple, will also say, it is solid at least two fixation members 220
Fixed has multiple switch device, and pressing part 240 needs to apply pressure to multiple switch device simultaneously, and multiple switch device is fixed
It is multiple at least two fixation members 220, therefore when pressing part 240 applies pressure to multiple switch device
Fixation member 220 can may be slided also, once multiple fixation members 220 are slided, then can increase pressing part 240 and multiple open
The distance between device is closed, therefore may cause later period pressing part 240 can not be to multiple switch device application pressure again
At least two fixation members 220 are avoided sliding condition occur, please continue to refer to Fig. 2, the embodiment of the present application also has additional pallet
250, pallet 250 is arranged in main body 210, and multiple fixation members 220 are arranged on pallet 250, and pallet 250 can be fixedly installed
In main body 210, for example, pallet 250 is welded in main body 210, either user's feeding or blanking for convenience, therefore pallet
250 are also possible to be removably disposed in main body 210, for example, pallet 250 is directly placed in main body 210.
Specifically, referring to figure 3., at least two slideways 311 are provided on pallet 250, it is every at least two slideways 311
One slideway 311 is for placing a fixation member 220, and there are two 220 possibility of fixation member or multiple, then slideway 311
Can be one or more, herein not to sliding 311 quantity carry out concrete restriction, Fig. 3 be by taking 10 slideways 311 as an example,
But do not limit the quantity of slideway 311 actually, slideway 311 be for placing fixation member 220, therefore, the width of slideway 311
Degree is greater than the width of fixation member 220, and the width of fixation member 220 refers to that fixation member 220 is placed in slideway 311
The width in face, in order to enable slideway 311, which can reach preferably card, sets effect, the width of slideway 311 is generally than fixation member 220
The big 1mm~3mm of width can not play restriction effect to the position of fixation member 220 to avoid slideway 311 wide.It is fixed
Component 220 is fastened on slideway 311, thus when avoiding pressing part 240 from applying pressure to multiple fixation members 220, it is more
A fixation member 220 is slided.
The embodiment of the present application adds pallet 250, and 250 one side of pallet, which can play, fixes at least two fixation members 220
Effect, on the other hand, user in feeding or blanking, can directly be removed from main body 210 pallet 250 either will dress
The pallet 250 of good switching device is put into main body 210, that is to say, that pallet 250 is also used as a transport agent, avoids using
Family needs singly to move switching device, low efficiency when feeding or blanking.
In order to enable pallet 250 can preferably fix at least two switching devices, please continue to refer to Fig. 3, the pallet 250
It further include bottom plate 310, backboard 320, side gear plate 330, slideway 311 is arranged on bottom plate 310, and bottom plate 310 and backboard 320 connect
It connects, side gear plate 330 is connect with bottom plate 310 and backboard 320 simultaneously.It is connect specifically, bottom plate 310 is vertical with backboard 320, backboard
320 can fall to avoid pallet 250 from below, and backboard 320 can be smooth structure, or in order to fixation member 220
Side plays card and is provided as using, and corresponding slideway 311 can be set on backboard 320, and slideway 311 is referred to description above,
Details are not described herein again, and the two sides of pallet 250 are respectively arranged with a side gear plate 330, and gear plate 330 one side in side can connect
Bottom plate 310 and backboard 320, on the other hand, when can also avoid user's movement pallet 250, fixation member 220 is past from pallet 250
After the case where toppling over.In the embodiment of the present application, pallet 250 further includes backboard 320 and side gear plate 330, can further be kept away
Exempt from the sliding of fixation member 220 or falls.
In order to enable at least two fixation members 220 can cooperate pressing part 240 to press at least two switching devices, until
Trigger unit can also be set in few two fixation members 220, trigger unit moves under the pressing effect of pressing part 240,
Specifically, when being moved when pressing part 240 towards the direction close at least two switching devices, the pressing triggering of pressing part 240
Unit, trigger unit is moved to towards the direction close at least two switching devices, to each of at least two switching devices
The contact of switching device applies pressure, when pressing part 240 is moved away from the direction of at least two switching devices, triggering
Unit is moved away from the direction of at least two switching devices, is discharged to each switching device at least two switching devices
Contact application pressure.
As an example, trigger unit includes moveable combination of guide rod 400, when pressing part 240 is opened towards close at least two
When closing the direction movement of device, pressing part 240 presses moveable combination of guide rod 400, and moveable combination of guide rod 400 is opened to towards close at least two
The direction movement for closing device applies pressure to the contact of each switching device at least two switching devices, works as pressing part
240 away from least two switching devices direction move when, moveable combination of guide rod 400 is turned round under the action of two bearings, court
The direction far from least two switching devices move, discharge to the contact of each switching device at least two switching devices
The pressure of application.
A referring to figure 4., the embodiment of the present application provide a kind of signal of moveable combination of guide rod 400, which includes leading
Bar main body 411, the first protrusion 412, specifically, the upper end of guide rod main body 411 is contacted with pressing part 240, the first protrusion 412 is set
It sets in guide rod main body 411.Pressing part 240 directly applies pressure to guide rod main body 411, so that guide rod main body 411 is past
Lower movement, when moving in guide rod main body 411 towards the direction close at least two switching devices, the first protrusion 412 can court
Close to switching device direction move, when the first protrusion 412 touches switching device, the first protrusion 412 can press fixation
The contact of first switch device on component 220.Fig. 4 a is a kind of topology example of moveable combination of guide rod 400, actually and unlimited
The structure of moveable combination of guide rod 400 processed.
Or when being provided with multiple switch device in fixation member, in order to enable moveable combination of guide rod 400 once can be with
Multiple switch device is pressed, then multiple protrusions can be set in moveable combination of guide rod 400, and multiple switch device can pass through moveable combination of guide rod
Multiple protrusions on 400 press the switching device on 220 different locations of fixation member, the protrusion in addition to the first protrusion 412
Set-up mode can refer to the set-up mode of the first protrusion 412.For example, b, the moveable combination of guide rod 400 include guide rod master referring to figure 4.
Body 411, the first protrusion 412 and the second protrusion 413.Specifically, the upper end of guide rod main body 411 is contacted with pressing part 240, first
Protrusion 412 is arranged in guide rod main body 411, and the second protrusion 413 is arranged in guide rod main body 411.When pressing part 240 is towards extremely
When the direction movement of few two switching devices, pressing part 240 directly applies pressure to guide rod main body 411, so that
Guide rod main body 411 moves down, when being moved in guide rod main body 411 towards the direction close at least two switching devices, the
One protrusion 412 and the second protrusion 413 can also be moved towards the direction close at least two switching devices, when the first protrusion 412
When touching switching device, the first protrusion 412 can press the contact of the first switch device in fixation member 220, likewise, working as
When second projection movement is to position with first switch device contacts, the second protrusion 413 can press second in fixation member 220
The contact of switching device, so that the contact stress of two switching devices in fixation member 220, first switch device and
Two switching devices are all the switching devices being fixed in the fixation member 220, if switching device does not damage, switching device can be located
In connected state.When pressing part 240 is moved away from the direction of switching device, guide rod main body 411 can be released gradually
The pressure applied to switching device is put, the contact of switching device will change into the state of not stressing from stress before, open
Off-state will be changed into from connected state by closing device.Certainly, the structure of moveable combination of guide rod 400 can be there are many kinds of type, figure
4b is a kind of topology example of moveable combination of guide rod 400, is actually not intended to limit the structure of moveable combination of guide rod 400.
The material of moveable combination of guide rod 400 can use elastic material, such as moveable combination of guide rod 400 is spring, when moveable combination of guide rod 400
When using spring, when closing direction movement of the component 240 away from switching device, moveable combination of guide rod 400 is according to bullet
The material that power is automatically moved to be closed position or moveable combination of guide rod 400 before component 240 presses can be common non-resilient
Material, common non-elastic material such as bakelite plate, the opposite better mechanical property with spring of common non-elastic material, cost
It is relatively low, but common non-elastic material can not automatically reset, that is to say, that even if pressing part 240 is away from opening
When closing the direction movement of device, guide rod main body 411 can not also be restored to the position before being pressed by pressing part 240, this
Sample will cause pressing part 240 every time pressing guide rod main body 411 when location point it is different, to cause the first raised 412 Hes
Second protrusion 413 is every time to the in different size of the pressure of the contact application of switching device, that is to say, that the switching device service life surveys
Trial assembly set to batch of switching device test when test condition it is different, so that switching device endurance testing device can be made
Test the lifetime results inaccuracy of obtained switching device.Therefore, in order to improve switching device endurance testing device test standard
True property, referring to figure 5., the trigger unit of the embodiment of the present application further include bearing 510.
Specifically, bearing 510 is to set moveable combination of guide rod 400 for blocking, when pressing part 240 is away from the side of switching device
To when movement, bearing 510 is used to provide the power of revolution for moveable combination of guide rod 400, is pressed so that moveable combination of guide rod 400 is restored to
Close the position before component 240 presses.Moveable combination of guide rod 400 is usually fastened on two bearings 510, but in fact, bearing
510 quantity can be two, and the quantity of bearing 510 is also possible to multiple, be not particularly limited herein, for example, bearing 510
Quantity is two, specifically, moveable combination of guide rod 400 is directly fastened between two bearings, that is to say, that a left side for moveable combination of guide rod 400
Right two sides are each provided with multiple bearings 510.There are many kinds of types, such as deep groove ball bearing, self-aligning ball bearing, cylinder for bearing 510
Roller bearing, angular contact bearing etc. do not limit the concrete type of bearing herein, and deep groove ball bearing includes ball bearing,
General bearing 510 uses ball bearing, and the structure of ball bearing is simple, cost is relatively low, therefore, can be reduced using ball bearing
The cost of switching device endurance testing device.
Please continue to refer to Fig. 5, the fixation member 220 in the embodiment of the present application further includes bottom plate 520, and bottom is arranged in bearing 510
On plate 520, at least two fixed columns 530 are additionally provided on bottom plate 520, at least two fixed columns 530 are for wearing switching device
Mounting hole, so that at least two switching devices are fixed on bottom plate 520.Because there are two peaces for setting on general switching device
Hole is filled, so at least provided with two fixed columns 530 on bottom plate 520, at least two fixed columns 530 make a fixation member
A switching device can be at least fixed on 220.The quantity of at least two fixed columns 530 can be two.
Alternatively, in order to enable more switching devices can be installed in a fixation member 220, or in order to enable one
Fixation member 220 is adapted to various sizes of switching device, the quantity of at least two fixed columns 530 be also possible to it is multiple, until
The quantity of few two fixed columns 530 is more, and the number for the switching device that fixation member 220 is capable of fixing will be more, but such as
The quantity of fruit fixed column 530 is excessive, and the structure of fixation member 220 will be more complicated, and manufacturing cost will be higher, specific fixed part
The quantity of the fixed column 530 of part 220 can be configured according to the demand of user, and the embodiment of the present application is not particularly limited.Fig. 5
In be for being provided with 4 fixed columns in fixation member 220, but do not limit actually in fixation member 220 be arranged fix
The number of column.
Fixed column 530 is for being threaded through at least two mounting holes to close device, therefore the diameter of fixed column 530 should
Less than the diameter of the mounting hole of switching device, but if the diameter of fixed column 530 is too small, 530 load energy of fixed column will lead to
Power is poor, and then leads to the weight of the possible unbearable switching device of fixed column 530, and then it is impaired to cause fixed column 530 to be easy.Gu
The length of fixed column 530 is greater than or equal to the depth of the mounting hole of switching device, if the length of fixed column 530 is equal to switching device
Mounting hole depth when, the mounting hole of switching device can accommodate fixed column 530 just, if the length of fixed column 530 is big
In the depth of the mounting hole of switching device, then two fixed columns 530 can be overlapped installation multiple switch device, so that fixed
Component 220 is capable of fixing more switching devices.
Switching device is fixed in the fixed column 530 of bottom plate 520, but switching device is also possible that from bottom plate 520
It falls, likewise, moveable combination of guide rod 400 is fastened between at least two bearings 510, but moveable combination of guide rod 400 is it is also possible that the bottom of from
It is fallen on plate 520, therefore, the fixation member in the embodiment of the present application further includes limitting casing 550 and limited block 540, the limitting casing
550 in the side of bottom plate 520 along what is be arranged, which is arranged along fixed column 530, to prevent in fixed column 530
Switching device is fallen.Limited block 540 is also disposed on bottom plate 520, and the first space, example are formed between limited block 540 and bottom plate 520
Such as, limited block 540 can be bolted on bottom plate 520, and bolt has certain length, therefore limited block 540 and bottom plate
Certain spatial position is just formed between 520, moveable combination of guide rod 400 is arranged in the first space, so that limited block 520 can prevent
Moveable combination of guide rod 400 is fallen.
It is the component for driving pressing part 240 that power part 230, which is noted above, please refers to Fig. 6, and the application is implemented
Example provides a kind of specific example of power part 230, which includes solenoid valve 610 and cylinder 620.
Solenoid valve 610 is connect with cylinder 620, and when solenoid valve 610 is powered, cylinder 620 is ejected, and cylinder 620 drives nip portion
Part 240 is moved towards the direction close at least two switching devices, and the activity that pressing part 240 presses in fixation member 220 is led
Bar 400, moveable combination of guide rod 400 directly apply pressure at least two switching devices, when at least two switching devices are normal, at least
Two switching devices will be connected in the case where being exerted a force, solenoid valve 610 power off when, cylinder 620 return, cylinder 620 towards
The direction of at least two switching device of transport power moves, and pressing part 240 is also transported away from the direction of at least two switching devices
Dynamic, when at least two switching devices are normal, at least two switching devices can change into off-state from connected state, thus real
Now to the periodically pressing of switching device.
In order to further control the on off operating mode of solenoid valve 610, when the power part 230 in the embodiment of the present application further includes
Between relay 710 and total counter 720.The time relay 710 is connect with solenoid valve 610, and the time relay 710 is for controlling electricity
Magnet valve 610 is in the power-off duration of energization period and solenoid valve within a power on/off period in a power on/off period.
Specifically, cylinder 620 ejects after solenoid valve 610 is connected, and after cylinder 620 moves to the first position of setting, one
As for, first position be cylinder 620 be pressing part 240 can to switching device exert a force location point, triggered time relay
The normally opened contact of device 710 is connected to, and the time relay 710 starts timing, when 710 timing of the time relay reaches the first setting
Between, the first setting time can be understood as switching device it is normal when, the Lifetime of switching device, the time relay 710 control
Solenoid valve power-off, so that cylinder 620 returns, after cylinder 620 is back to the second position of setting, the time relay 710 controls electricity
Magnet valve is powered, and above-mentioned movement is repeated, so that cylinder 620 realizes periodic movement, total counter 720 and the time relay
710 electrical connections record the pressing of pressing part 240 at least two by recording energization or the power-off number of the time relay 710
The number of switching device.
If the component of at least two switching devices is normal, pressing part 240 presses at least two switching device how many times,
Two switching devices just should on-off how many times, but actually if at least two switching devices some or certain open
Device is closed when go wrong, even if then some or certain switching devices are pressed by pressing part 240, but actually certain
The working condition of a or certain switching devices may not change, that is to say, that the inside of switching device is practical without micro- electricity
Miscarriage life.In order to record switching device inside practical on-off number, please continue to refer to Fig. 7, the dress in the embodiment of the present application
Setting further includes at least two monitor counters 730, a monitor counter 730 at least two monitor counters 730 with extremely
Switching device electrical connection in few two switching devices a, that is to say, that monitor counter 730 and a switching device
Connection, the quantity of monitor counter 730 can be one or more, do not limit the number of monitor part herein.One monitoring
Counter 730 is used to record the practical on-off number of the contact of a switching device, that is to say, that when switching device is normal,
When switching device is connected to, the inside of switching device can generate pulse, and monitor counter 730 receives pulse, to record derailing switch
True on-off number inside part.
Monitor counter 730, which can be, directly to be passed through conducting wire at least two switching devices and connect, but if monitoring meter
Number device 730 is connect at least two switching devices by conducting wire, then switching device endurance testing device tests a collection of derailing switch
Part and then when test next group switching device, monitor counter 730 need again again with this collection of derailing switch
Part connection, and usually monitor counter 730 is packaged in main body 210, so connect with switching device can for monitor counter 730
Can be inconvenient, therefore the connection between monitor counter 730 and switching device for convenience, please refer to Fig. 8, monitor counter
730 can be connect by terminal plate 810 with switching device.It is to be connect with the inside of monitor counter 730 inside terminal plate 810,
After the switching device of test is connected with corresponding terminal plate 810, switching device and monitor counter 730 are just realized and are connected, into
And monitor counter 730 just will record the practical on-off number of corresponding switching device.
The actual on-off number of the inside of switching device, monitor counter 730 are more easily checked for the ease of user
It further include display unit, display unit is used to show the count results of monitor counter 730, so that user more intuitively sees
To the practical on-off number of switching device.One display unit is displayed for the count results of a monitor counter 730,
Or a display unit shows the count results of multiple monitor counters 730, that is to say, that display unit can be it is multiple,
It is also possible to multiple, is not particularly limited herein.
After the number of 240 pressed switch device of pressing part reaches preset number, user may not known open
Close whether device lifetime test device has completed the secondary test, in order to remind user that test has been completed, therefore, continuing with ginseng
It further include alarm appliance 820 in the embodiment of the present application according to Fig. 8, alarm appliance 820 is connect with total counter 720, works as time relay
After the energization of device 710 or power-off number reach setting value, alarm appliance 820 will be triggered and issue alarm.Alarm appliance 820
It can be indicator light, be also possible to buzzer, or be also possible to indicate the combination of lamp and buzzer, herein not to alarm appliance
820 do concrete restriction.
On the basis of the switching device endurance testing device being described above, the switching device service life trial assembly is set below
Test process is briefly described.
Switching device is fixed in fixation member 220 by user, fixation member 220 is placed on pallet 310, is switched
After device lifetime test device starting, solenoid valve 610 controls cylinder 620 and ejects, so that cylinder 620 pushes pressing plate to open towards close
The direction movement of device is closed, pressing plate applies pressure to fixation member 220, so that the moveable combination of guide rod 400 in fixation member 220 is split
The contact for closing device, which applies pressure, will generate pulse if switching device is normal inside switching device, with the derailing switch
The monitor counter 730 of part connection just will record the practical on-off number of switch, press to after the first setting time, solenoid valve
610 control cylinders 620 return, and then direction of the cylinder 620 with dynamic pressure plate away from switching device moves, then to fixed
Moveable combination of guide rod 400 on component 220 gradually discharges the pressure of the contact application to switching device, if switching device is normal, that
It is just disconnected inside switching device, switching device endurance testing device is after the number to switching device pressing setting, alarm
Part 820 issues warning note, reminds the user that switching device endurance testing device has been completed to test.
If the number of total counter 720 is identical as the number of record of monitor counter 730 of each switching device,
Indicating that the pressing number of switching device is identical as the practical on-off number of switching device, then the switching device is up to standard, if some
The number of the record of the monitor counter 730 of switching device is less than the number of total counter 720, then it represents that switching device is pressing
After number less than total counter 720, damage is just had already appeared, then the switching device is not up to standard.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (11)
1. a kind of switching device endurance testing device, which is characterized in that including main body, at least two fixation members, power part
And pressing part, in which:
At least two fixation member, the power part and pressing part are arranged in the main body；
At least two fixation member is for fixing at least two switching devices；
The power part is connect with the pressing part, for driving the pressing part towards close to shown at least two
It the direction of switching device and moves reciprocatingly away from the direction of at least two switching device；
The top of at least two fixation member is arranged in the pressing part, when the pressing part is towards close to described
When the direction movement of at least two switching devices, pressure is applied to the contact of at least two switching device；When the pressing
When component is moved away from the direction of at least two switching device, the contact at least two switching device is discharged
The pressure of application.
2. device as described in claim 1, which is characterized in that a fixation member packet at least two fixation member
It includes:
Trigger unit, when being moved when the pressing part towards the direction close at least two switching device, the pressing
Component presses the trigger unit, and the trigger unit is moved to towards the direction close at least two switching device, right
The contact of each switching device at least two switching device applies pressure, when the pressing part is away from described
When the direction movement of at least two switching devices, the trigger unit is transported away from the direction of at least two switching device
It is dynamic, discharge the pressure applied to the contact of each switching device at least two switching device.
3. device as claimed in claim 2, which is characterized in that a fixation member at least two fixation member,
Further include:
Bottom plate；
At least two fixed columns are fixed on the bottom plate, are adapted with the mounting hole of at least two switching device, described
At least two fixed columns are threaded through in the mounting hole of at least two switching device, so that at least two switching device
It is fixed on the bottom plate.
4. device as claimed in claim 3, which is characterized in that the trigger unit includes:
Two bearings are arranged on the bottom plate to described two bearing spacers；
Moveable combination of guide rod is fastened between described two bearings, when the pressing part is towards close at least two derailing switch
When the direction movement of part, the pressing part presses the moveable combination of guide rod, and the moveable combination of guide rod is to towards close to described at least two
The direction of a switching device moves, and applies pressure to the contact of each switching device at least two switching device, when
When the pressing part is moved away from the direction of at least two switching device, the moveable combination of guide rod is in described two axis
It turns round under the action of holding, is moved away from the direction of at least two switching device, release is at least two switch
The pressure that the contact of each switching device in device applies.
5. device as claimed in claim 4, which is characterized in that a fixation member at least two fixation member is also
Include:
Limitting casing is fixed on the bottom plate, for limiting the position of at least two switching device；
Limited block is fixed on the bottom plate, and the first space is formed between the bottom plate, includes the work in the first space
Dynamic guide rod, for preventing the moveable combination of guide rod to be subjected to displacement in the horizontal direction.
6. device a method as claimed in any one of claims 1 to 5, which is characterized in that described device further include:
The lower section of the pressing part is arranged in pallet, and at least two slideways are provided on the pallet, and described at least two is sliding
Each of road slideway is used to place one of fixation member at least two fixation member.
7. device as described in claim 1, which is characterized in that described device further include:
At least two monitor counters, the monitor counter and described at least two at least two monitor counter
Switching device electrical connection in switching device, one monitor counter are used to record the touching of one switching device
The number for the pulse that point passes through.
8. device as described in claim 1, which is characterized in that the power part includes:
Cylinder；
Solenoid valve is electrically connected with the cylinder, and when the solenoid valves, the cylinder drives the pressing part towards leaning on
The direction movement of nearly at least two switching device, when solenoid valve power-off, the cylinder drives the pressing part
Away from the direction movement of at least two switching device.
9. device as claimed in claim 8, which is characterized in that the power part further include:
The time relay is electrically connected with the solenoid valve, for controlling energization of the solenoid valve within a power on/off period
The power-off duration of duration and the solenoid valve within a power on/off period；
Total counter is electrically connected with the time relay, by record the time relay energization or power-off number come
Record the number that the pressing part presses at least two switching device.
10. device as claimed in claim 9, which is characterized in that described device further include:
Alarm appliance is connect with the total counter, after setting value is counted in the energization or power-off time of the time relay,
Issue alarm.
11. device as described in claim 1, which is characterized in that at least two fixation member and the pressing part
Material is glass mat, and the material of the main body is bakelite plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810796111.6A CN109115638A (en) | 2018-07-19 | 2018-07-19 | A kind of switching device endurance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810796111.6A CN109115638A (en) | 2018-07-19 | 2018-07-19 | A kind of switching device endurance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109115638A true CN109115638A (en) | 2019-01-01 |
Family
ID=64863169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810796111.6A Pending CN109115638A (en) | 2018-07-19 | 2018-07-19 | A kind of switching device endurance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109115638A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110554311A (en) * | 2019-09-23 | 2019-12-10 | 徐州蓝湖信息科技有限公司 | switch touch pressure life detector |
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| CN107643222A (en) * | 2017-08-03 | 2018-01-30 | 江苏博悦物联网技术有限公司 | Switch key life testing machine |
| CN207164211U (en) * | 2017-05-11 | 2018-03-30 | 日立楼宇技术（广州）有限公司 | Switch life test device |
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| CN204064635U (en) * | 2014-08-12 | 2014-12-31 | 中船重工特种设备有限责任公司 | Controlled valve life test apparatus |
| CN206147024U (en) * | 2016-10-08 | 2017-05-03 | 衢州学院 | Durable detection device of button |
| CN106918780A (en) * | 2017-03-20 | 2017-07-04 | 陕西法士特齿轮有限责任公司 | A kind of pressure switch function life-span test control system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110554311A (en) * | 2019-09-23 | 2019-12-10 | 徐州蓝湖信息科技有限公司 | switch touch pressure life detector |
| CN110554311B (en) * | 2019-09-23 | 2023-09-19 | 徐州蓝湖信息科技有限公司 | Switch touch life detector |
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Application publication date: 20190101 |