CN107677394A - A kind of temperature-sensing element (device) durability test equipment - Google Patents
A kind of temperature-sensing element (device) durability test equipment Download PDFInfo
- Publication number
- CN107677394A CN107677394A CN201710821002.0A CN201710821002A CN107677394A CN 107677394 A CN107677394 A CN 107677394A CN 201710821002 A CN201710821002 A CN 201710821002A CN 107677394 A CN107677394 A CN 107677394A
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- China
- Prior art keywords
- temperature
- sensing element
- test equipment
- durability test
- heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/007—Testing
Abstract
The invention provides a kind of temperature-sensing element (device) durability test equipment, including：Casing, built-in control system；Test system, it is installed on casing, wherein, test system includes the heating module and refrigerating module electrically connected with control system, and at least one set is for fixing, the detection module of test temperature sensing element, realize temperature-sensing element (device) periodically heating with cooling down by heating module and refrigerating module.A kind of temperature-sensing element (device) durability test equipment provided by the invention, heating module and refrigerating module is controlled periodically to open and close by control system, so as to realize detection module periodically heating and cooling, and then realize periodic heat and the cooling of the temperature-sensing element (device) being installed on detection module, reduce the cycle time of temperature-sensing element (device) test, improve operating efficiency.
Description
Technical field
The invention belongs to field of mechanical technique, is related to a kind of test equipment, particularly a kind of temperature-sensing element (device) durability
Test equipment.
Background technology
The typically used site surrounding of temperature-sensing element (device) is more severe, and temperature change is larger, so to temperature
The durability test of sensing element becomes particularly important.
But for existing temperature-sensing element (device) test equipment can only be single a kind of temperature-sensing element (device) of detection it is resistance to
Long property test, and existing test equipment, when being tested, the fuse of its own is easily broken, and causes short circuit existing
As so that test temperature is unable to reach the temperature requirement of required setting, so that the number obtained by when temperature-sensing element (device) detects
According to inaccurate, in addition, during the temperature sensitive element testing of existing detection device, its cycle time is longer, causes operating efficiency low
Under.
In summary, it is necessary to design it is a kind of can use different temperatures sensing element detection, and cycle testing time compared with
Short test equipment.
The content of the invention
The purpose of the present invention is above mentioned problem be present for existing technology, it is proposed that one kind can use different temperatures quick
The detection of sensing unit, and the test equipment that cycle testing time is shorter.
The purpose of the present invention can be realized by following technical proposal：A kind of temperature-sensing element (device) durability test equipment,
Including：Casing, built-in control system；Test system, it is installed on casing, wherein, test system includes being electrically connected with control system
The heating module and refrigerating module connect, and at least one set is for fixing, the detection module of test temperature sensing element, by adding
Thermal modules realize temperature-sensing element (device) periodically heating and cooling with refrigerating module.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, the quantity of the detection module is several,
It is installed in array format on casing.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, control system includes at least one set of binding post,
And the binding post is installed on casing, to connect dut temperature sensing element.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, detection module includes heat-conducting plate, and and heat conduction
Plate is oppositely arranged, and to the installing plate of fixed temperature sensing element, wherein, heat-conducting plate is removably connected on casing.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, the heat conduction with temperature-sensing element (device) opposite side
The profile of its corresponding temperature-sensing element (device) of structure of plate matches.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, the relative position between heat-conducting plate and installing plate
It is adjustable.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, refrigerating module includes air pump, and with air pump phase
Escape pipe even, wherein, escape pipe is between heat-conducting plate and installing plate.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, detection module also includes substrate, with heat-conducting plate
It is detachably connected.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, heat-conducting plate is close proximity on substrate, wherein, substrate
On be provided with two contacts, the contact is connected with heating module.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, detection module also includes sliding assembly, and pacifies
Loaded on casing, and it is oppositely arranged with substrate, passes through sliding assembly and trigger on ＆ off switch on temperature-sensing element (device).
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, sliding assembly includes the base being installed on casing
Seat, and the sliding block being connected with pedestal slide fit, and the frizzen being removably connected on sliding block.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, frizzen includes being removably connected on sliding block
Mounting seat, and the stock with mounting seat nested encryptions, and the quarter butt arranged in parallel in perpendicular with stock, its
In, an adjustment block is provided between stock and quarter butt.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, detection module also includes a limit assembly,
Wherein, one end of the limit assembly is removably connected on substrate, and the other end of limit assembly is removably connected on pedestal.
In a kind of above-mentioned temperature-sensing element (device) durability test equipment, detection module includes also including one pneumatic group
Part, and Pneumatic assembly is connected by conduit with the steering knuckle being connected on pedestal.
Compared with prior art, a kind of temperature-sensing element (device) durability test equipment provided by the invention, it is by controlling
System control heating module and refrigerating module periodically open and close, so as to realize that detection module periodically adds H/C
But, and then periodic heat and the cooling for the temperature-sensing element (device) being installed on detection module are realized, reduces the sensitive member of temperature
Part test cycle time, improve operating efficiency, in addition, the control system in the present invention using PLC control, its stability with
Reliability is higher, solves existing equipment and fuse fracture occurs in heating process, the problem of causing short circuit phenomenon, improve and survey
Try the security of equipment.
Brief description of the drawings
Fig. 1 is a kind of structural representation of temperature-sensing element (device) durability test equipment of the present invention.
Fig. 2 is the structural representation of mechanism for testing in a preferred embodiment of the present invention.
In figure, 100, casing；200th, control system；210th, binding post；300th, test system；310th, detection module；311、
Heat-conducting plate；312nd, installing plate；313rd, substrate；314th, contact；315th, sliding assembly；315a, pedestal；315b, sliding block；315c, touch
Send out bar；315d, mounting seat；315e, stock；315f, quarter butt；315g, adjustment block；316 limit assemblies；317th, steering knuckle；
320th, escape pipe；400th, temperature-sensing element (device).
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
As depicted in figs. 1 and 2, a kind of temperature-sensing element (device) durability test equipment provided by the invention, including：Casing
100, built-in control system 200 (being preferably PLC control system 200, its stability and reliability are higher)；Test system 300, peace
Loaded on casing 100, wherein, test system 300 includes the heating module and refrigerating module electrically connected with control system 200, with
And at least one set is for fixing, the detection module of test temperature sensing element 400 310, passes through heating module and refrigerating module is real
Existing temperature-sensing element (device) 400 periodically heating and cooling, so as to reach the durability test data of temperature-sensing element (device) 400.
A kind of temperature-sensing element (device) durability test equipment provided by the invention, heated mould is controlled by control system 200
Block and refrigerating module periodically open and close, and so as to realize the periodically heating and cooling of detection module 310, and then realize
The periodic heat for the temperature-sensing element (device) 400 being installed on detection module 310 and cooling, reduce temperature-sensing element (device) 400
The cycle time of test, operating efficiency is improved, in addition, the control system 200 in the present invention is controlled using PLC, its stability
It is higher with reliability, solve existing equipment and fuse fracture occurs in heating process, the problem of causing short circuit phenomenon, improve
The security of test equipment.
It is further preferred that as depicted in figs. 1 and 2, the quantity of detection module 310 is several, is installed in array format
In the durability test that multiple temperature-sensing element (device)s 400 on casing 100, can be realized, operating efficiency is further improved.Further
Preferably, it is separate, non-interference between two neighboring detection module 310, can be in different time sections to identical temperature
Sensing element 400 carries out durability test, can also synchronously carry out durability test, can also be directed to the sensitive member of different temperature
Part 400 carries out different durability tests.
Preferably, as depicted in figs. 1 and 2, control system 200 includes at least one set of binding post 210, and the binding post 210
It is installed on casing 100, when needing test temperature sensing element 400, temperature-sensing element (device) 400 is first fixed on detection module
On 310, then temperature-sensing element (device) 400 is connected with binding post 210 by wire, and under the control of control system 200, makes
Obtain temperature-sensing element (device) 400 and be in connected state, then heated by heating module to detection module 310, and it is quick to reach temperature
The operating temperature of sensing unit 400, cool finally by refrigerating module to detection module 310 so that temperature-sensing element (device) 400 is driven
Initial temperature is reduced to as temperature, so as to complete temperature-sensing element (device) 400 test period.
Preferably, as depicted in figs. 1 and 2, detection module 310 includes heat-conducting plate 311, and is oppositely arranged with heat-conducting plate 311,
And to the installing plate 312 of fixed temperature sensing element 400, wherein, heat-conducting plate 311 is removably connected on casing 100, and with
The profile phase of its corresponding temperature-sensing element (device) 400 of structure of the heat-conducting plate 311 of the opposite side of temperature-sensing element (device) 400
Match somebody with somebody, by changing different heat-conducting plates 311, the durability test of different temperatures sensing element 400 can be achieved, improve test and set
Standby flexibility.It is further preferred that the material selection aluminium sheet of heat-conducting plate 311, its heat-conducting effect are preferable.
It is further preferred that as depicted in figs. 1 and 2, relative position between heat-conducting plate 311 and installing plate 312 (it is front and rear away from
From with a distance from horizontal displacement) it is adjustable, ensure installing plate 312 on temperature-sensing element (device) 400 position just with it in heat-conducting plate
The profile of the temperature-sensing element (device) 400 coincides on 311, improves the reliability of the durability test of temperature-sensing element (device) 400, together
When, the data for testing gained have certain reference value, in addition, preventing temperature-sensing element (device) 400 from occurring in test process
Skew or loose phenomenon.
It is further preferred that as depicted in figs. 1 and 2, refrigerating module includes air pump (not shown), and is connected with air pump
Escape pipe 320, wherein, escape pipe 320 is between heat-conducting plate 311 and installing plate 312, when heat-conducting plate 311 passes through heated mould
After its temperature to be heated to block the operating temperature of temperature-sensing element (device) 400, air pump is opened, is outwards blown, made by escape pipe 320
Heat-conducting plate 311 can fast cooling, so as to shorten the time of the test period of temperature-sensing element (device) 400 so that in unit
In, increase needs to carry out the quantity of the temperature-sensing element (device) 400 of durability test, and then improves operating efficiency.
It is further preferred that as depicted in figs. 1 and 2, detection module 310 also includes substrate 313, removable with heat-conducting plate 311
Connection is unloaded, it is further preferred that heat-conducting plate 311 is close proximity on substrate 313, wherein, two contacts 314 are provided with substrate 313,
The contact 314 is connected with heating module, open heating module, heated by two substrates 313 of contact 314, after pass through heat
Conduction principle is by the heat transfer on substrate 313 to heat-conducting plate 311 so that heat-conducting plate 311 generates heat, finally by heat-conducting plate
On the temperature-sensing element (device) 400 that thermal temperature influence on 311 abuts with it, operative temperature is reached.In the present embodiment,
Increase the effect of substrate 313 on heat-conducting plate 311, on the one hand, reduce the thickness of heat-conducting plate 311 so that heat-conducting plate 311 can be more
Heat in quick absorptive substrate 313, further it is rapidly achieved the operating temperature of temperature-sensing element (device) 400, and substrate 313
Steel plate material is generally adopted by, and the price of steel plate is less than the price of aluminium sheet, so as to reduce being manufactured into for detection module 310
This；On the other hand, in order to improve the flexibility of detection module 310, it is made to be applied to the durability of different temperatures sensing element 400
Test, heat-conducting plate 311 need to be arranged to detachable state, and because heating module needs just send out object by contact 314
Heat, if contact 314 is directly arranged on heat-conducting plate 311, when needing to change heat-conducting plate 311, it will become complicated, numerous
It is trivial, thus contact 314 is arranged at it is more reasonable on the substrate 313 that need not frequently change.
It is further preferred that as depicted in figs. 1 and 2, detection module 310 also includes sliding assembly 315, and is installed on casing
On 100, and it is oppositely arranged with substrate 313, the on ＆ off switch on temperature-sensing element (device) 400 is triggered by sliding assembly 315.Work as temperature
Sensing element 400 reaches operating temperature under the conduction of heat of heat-conducting plate 311, opening temperature sensing element 400, and
When needing chilling temperature sensing element 400, then the temperature-sensing element (device) 400 should be closed, and can now pass through cunning
Move component 315 effect, trigger the on ＆ off switch on the temperature-sensing element (device) 400, so as to need not artificially manually in the presence of,
Closing temperature sensing element 400, the intellectuality of test equipment is improved, moreover, artificial touching manually reaches the temperature after operating temperature
The on ＆ off switch of sensing element 400 is spent, there is certain danger, and then ensure that the security of test equipment.
It is further preferred that as depicted in figs. 1 and 2, sliding assembly 315 includes the pedestal 315a being installed on casing 100,
The sliding block 315b being connected with pedestal 315a slide fits, and the frizzen 315c being removably connected on sliding block 315b, pass through cunning
Block 315b movement, frizzen 315c advance and retrogressing are driven, so as to trigger the on ＆ off switch on temperature-sensing element (device) 400.
It is further preferred that as depicted in figs. 1 and 2, frizzen 315c includes the peace being removably connected on sliding block 315b
Seat 315d, and the stock 315e with mounting seat 315d nested encryptions are filled, and is parallel to each other with stock 315e in perpendicular
The quarter butt 315f of setting, wherein, an adjustment block 315g is provided between stock 315e and quarter butt 315f, is adjusted by adjustment block 315g
Relative distance between stock 315e and quarter butt 315f is saved in perpendicular, it is applicable the upper switch of different temperatures sensing element 400
The position of key, improve the flexibility of detection module 310.
It is further preferred that as depicted in figs. 1 and 2, detection module 310 also includes a limit assembly 316, wherein, should
One end of limit assembly 316 is removably connected on substrate 313, and the other end of limit assembly 316 is removably connected to pedestal
On 315a, sliding block 315b shift motion is limited or adjusted by limit assembly 316, in order to adapt to the temperature of different-thickness
Sensing element 400, improve the flexibility of detection module 310.
It is further preferred that as depicted in figs. 1 and 2, detection module 310 includes also including a Pneumatic assembly, and pneumatically
Component is connected by conduit with the steering knuckle 317 being connected on pedestal 315a, by selecting to connect different steering knuckles
317, realize that sliding block 315b is movable on pedestal 315a, improve the intelligence degree of detection module 310.
A kind of operation principle of temperature-sensing element (device) durability test equipment provided by the invention：First by tested temperature
Degree sensing element 400 is fixedly installed on installing plate 312, and is connected by wire with the binding post 210 on casing 100, then
Control system 200 opens heating module, is heated by contact 314 to substrate 313, and transferred heat to by heat transfer
On heat-conducting plate 311, when the temperature on heat-conducting plate 311 reaches the operating temperature of temperature-sensing element (device) 400, temperature-sensing element (device)
400 are triggered, then by the cylinder action in Pneumatic assembly on pedestal 315a so that sliding block 315b moves up in pedestal 315a
It is dynamic, stock 315e movements are driven, and on the triggering temperature-sensing element (device)s 400 of the quarter butt 315f by being be arranged in parallel with stock 315e
On ＆ off switch, closing temperature sensing element 400；Initial position is returned to by Pneumatic assembly quarter butt 315f again；Finally by cold
But the escape pipe 320 in module is outwards blown, and so as to cool down heat-conducting plate 311, and temperature-sensing element (device) 400 is recovered to initial
State, this completes the period measuring of a temperature-sensing element (device) 400.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
- A kind of 1. temperature-sensing element (device) durability test equipment, it is characterised in that including：Casing, built-in control system；Test system System, is installed on casing, wherein, test system includes the heating module and refrigerating module electrically connected with control system, Yi Jizhi Few one group be used to fixing, the detection module of test temperature sensing element, temperature sensitivity is realized by heating module and refrigerating module Element periodically heating and cooling.
- A kind of 2. temperature-sensing element (device) durability test equipment according to claim 1, it is characterised in that the detection mould The quantity of block is several, is installed in array format on casing.
- A kind of 3. temperature-sensing element (device) durability test equipment according to claim 1 or 2, it is characterised in that detection mould Block includes heat-conducting plate, and is oppositely arranged with heat-conducting plate, and to the installing plate of fixed temperature sensing element, wherein, heat-conducting plate can Dismantling connection is on casing.
- 4. a kind of temperature-sensing element (device) durability test equipment according to claim 3, it is characterised in that heat-conducting plate and peace Relative position between loading board is adjustable.
- A kind of 5. temperature-sensing element (device) durability test equipment according to claim 3, it is characterised in that refrigerating module bag Air pump, and the escape pipe being connected with air pump are included, wherein, escape pipe is between heat-conducting plate and installing plate.
- 6. a kind of temperature-sensing element (device) durability test equipment according to claim 3, it is characterised in that detection module is also Including substrate, it is detachably connected with heat-conducting plate.
- 7. a kind of temperature-sensing element (device) durability test equipment according to claim 6, it is characterised in that detection module is also Including sliding assembly, and it is installed on casing, and is oppositely arranged with substrate, is triggered by sliding assembly on temperature-sensing element (device) On ＆ off switch.
- A kind of 8. temperature-sensing element (device) durability test equipment according to claim 7, it is characterised in that sliding assembly bag Include the pedestal being installed on casing, and the sliding block being connected with pedestal slide fit, and the frizzen being removably connected on sliding block.
- 9. a kind of temperature-sensing element (device) durability test equipment according to claim 7, it is characterised in that detection module is also Including a limit assembly, wherein, one end of the limit assembly is removably connected on substrate, and the other end of limit assembly is removable Unload and be connected on pedestal.
- A kind of 10. temperature-sensing element (device) durability test equipment according to claim 7, it is characterised in that detection module Including also including a Pneumatic assembly, and Pneumatic assembly is connected by conduit with the steering knuckle being connected on pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821002.0A CN107677394A (en) | 2017-09-13 | 2017-09-13 | A kind of temperature-sensing element (device) durability test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710821002.0A CN107677394A (en) | 2017-09-13 | 2017-09-13 | A kind of temperature-sensing element (device) durability test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107677394A true CN107677394A (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710821002.0A Pending CN107677394A (en) | 2017-09-13 | 2017-09-13 | A kind of temperature-sensing element (device) durability test equipment |
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|---|---|---|---|---|
| CN102122169A (en) * | 2011-03-09 | 2011-07-13 | 宁波市产品质量监督检验研究院 | Durability tester for temperature controller |
| CN103743992A (en) * | 2014-01-24 | 2014-04-23 | 浙江省质量检测科学研究院 | Durability test system and high-efficiency consistency test method for electrical appliance sockets |
| CN203689187U (en) * | 2014-01-10 | 2014-07-02 | 科达半导体有限公司 | Temperature control device for detecting semiconductor device |
| CN203811299U (en) * | 2014-04-30 | 2014-09-03 | 胡建军 | Device for precise temperature control, high and low temperature detection and service life test of thermosensitive element |
| CN204347073U (en) * | 2014-12-17 | 2015-05-20 | 中芯国际集成电路制造(北京)有限公司 | With the chip test base of heating temperatures test |
| CN205992173U (en) * | 2016-08-18 | 2017-03-01 | 中山市铧禧电子科技有限公司 | A kind of temperature controller life tests equipment |
-
2017
- 2017-09-13 CN CN201710821002.0A patent/CN107677394A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122169A (en) * | 2011-03-09 | 2011-07-13 | 宁波市产品质量监督检验研究院 | Durability tester for temperature controller |
| CN203689187U (en) * | 2014-01-10 | 2014-07-02 | 科达半导体有限公司 | Temperature control device for detecting semiconductor device |
| CN103743992A (en) * | 2014-01-24 | 2014-04-23 | 浙江省质量检测科学研究院 | Durability test system and high-efficiency consistency test method for electrical appliance sockets |
| CN203811299U (en) * | 2014-04-30 | 2014-09-03 | 胡建军 | Device for precise temperature control, high and low temperature detection and service life test of thermosensitive element |
| CN204347073U (en) * | 2014-12-17 | 2015-05-20 | 中芯国际集成电路制造(北京)有限公司 | With the chip test base of heating temperatures test |
| CN205992173U (en) * | 2016-08-18 | 2017-03-01 | 中山市铧禧电子科技有限公司 | A kind of temperature controller life tests equipment |
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