CN206863139U

CN206863139U - A kind of power device for PTC heater detection

Info

Publication number: CN206863139U
Application number: CN201720626763.6U
Authority: CN
Inventors: 程卫国; 程超
Original assignee: JIANGSU SHAZI ELECTRIC EQUIPMENT Co Ltd
Current assignee: JIANGSU SHAZI ELECTRIC EQUIPMENT Co Ltd
Priority date: 2017-06-01
Filing date: 2017-06-01
Publication date: 2018-01-09
Anticipated expiration: 2027-06-01

Abstract

The utility model provides a kind of power device for PTC heater detection, including workbench, workbench is provided with energization clamping device and pushing device, energization clamping device leads piecemeal including the first cylinder, cushion dashpot, T-shaped pushing block, drive link, depression bar and electrode slice, pushing device includes follow block, pushing block and the second cylinder, plate is arranged on electrode slice and led between piecemeal and pushing block, and the locating slot being adapted with the heat conducting pipe of PTC heater is provided with the middle part of follow block top surface.Advantage is：Galvanization stability and high efficiency, the electrode slice of briquetting Compliant pressure PTC heater on depression bar simultaneously, the bending of electrode slice is caused to deform when effectively preventing rigidity from compressing, leading portion electrode slice triangular in shape, which leads piecemeal, can accurately separate two electrode slices of PTC heater, prevent two electrode slices from leading to the situation of side and occurring；The electrode slice end of PTC heater is accurately inserted on energization clamping device by realization automatically, improves test pin rate.

Description

A kind of power device for PTC heater detection

Technical field

It the utility model is related to PTC heater technical field, more particularly to a kind of energization dress for PTC heater detection Put.

Background technology

PTC add fever tablet have constant temperature warming, the flames of anger, thermal conversion rate height, energy-saving safe, by supply voltage influenceed it is minimum, The incomparable advantages of conventional heating element such as natural life-span length, the application in electric heating appliance is increasingly by research and development engineer Favor.Self-heating heats up after PTC thermistor power-up, and heated at constant temperature PTC thermistor surface temperature will keep steady state value, the temperature Degree is only relevant with the Curie temperature and applied voltage of PTC thermistor, and substantially unrelated with environment temperature.

At present, it is necessary to lead to PTC heater after the heat sink strip of the heat conducting pipe of PTC heater and both sides is assembled Electro-detection.However, the chuck structure being powered in existing detection means to PTC heater fills with being powered in energization curing The chuck structure put is identical, occurs that two electrode slices of PTC heater do not connect the situation of Top electrode post accurately often, causes to lead to Electrical heating fails, meanwhile, PTC heater be powered detect before, it is necessary to be manually placed into position, waste time and energy, drop significantly Low detection efficiency.

The content of the invention

To solve the above problems, the utility model discloses a kind of power device for PTC heater detection.

In order to reach object above, the utility model provides following technical scheme：

A kind of power device for PTC heater detection, it is characterised in that：Including workbench, set on the workbench Have energization clamping device and a pushing device, the energization clamping device include the first cylinder, cushion dashpot, T-shaped pushing block, drive link, Depression bar and electrode slice lead piecemeal, and the cushion dashpot is hollow structure, and spring is provided with cushion dashpot and is fixed respectively with both ends of the spring The push pedal of connection, the push pedal in described cushion dashpot one end are connected with the piston rod of the first cylinder, the push pedal in the cushion dashpot other end It is connected with the bottom of T-shaped pushing block, the top both ends of the T-shaped pushing block are connected to drive link, one end of the drive link and T Type pushing block is rotatablely connected, and one end of the other end and depression bar is rotatablely connected, and briquetting, and depression bar are provided with the inside of the other end of the depression bar Middle part is spindle rotationally arranged on workbench, and the electrode slice leads the centre that piecemeal is arranged on two briquettings, and front end is in isosceles three Angular, isosceles triangle both sides are provided with electrode, and the pushing device includes follow block, pushing block and the second cylinder, the pushing block side Center is connected with the piston rod of the second cylinder, and opposite side both ends are arranged with location-plate, and the follow block is arranged on electrode slice and led point Between block and pushing block, and the locating slot being adapted with the heat conducting pipe of PTC heater is provided with the middle part of follow block top surface.

Further, the workbench that the electrode slice is led between piecemeal and pushing block is provided with heat sink.

Further, the heat sink is provided with netted radiating lattice.

Further, two briquetting is connected with power supply.

Further, the pushing block is provided with the side of location-plate, and is equipped with thermal insulation layer on the inside of two location-plates.

Compared with prior art, the beneficial effects of the utility model are：Briquetting is arranged on two pressures by energization clamping device On the inside of bar, by bar rod principle, two side pressing blocks push down the electrode slice of PTC heater so that electrode slice is led on piecemeal with electrode slice Motor be in close contact, ensure galvanization stability and high efficiency, meanwhile, employ cushion dashpot, may be such that briquetting on depression bar is flexible The electrode slice of PTC heater is compressed, causes the bending of electrode slice to deform when can effectively prevent rigidity from compressing, leading portion is in triangle in addition The electrode slice of shape, which leads piecemeal, can accurately separate two electrode slices of PTC heater, prevent two electrode slices from leading to the situation of side and occurring； Using pushing device, can be achieved that the electrode slice end of PTC heater is accurately inserted on energization clamping device automatically, not only Manpower consumption is reduced, and can accurately be in place, improves test pin rate.

Brief description of the drawings

Fig. 1 is structural representation when a kind of power device for PTC heater detection of the utility model does not detect.

Fig. 2 is structural representation when a kind of power device for PTC heater detection of the utility model detects.

Reference numerals list：

1- workbench, 2- energization clamping devices, the cylinders of 21- first, 22- cushion dashpots, 221- springs, 222- push pedals, 23-T Type pushing block, 24- drive links, 25- depression bars, 26- electrode slices lead piecemeal, 261- electrodes, 27- briquettings, 3- pushing devices, 31- follow blocks, 311- locating slots, 32- pushing blocks, the cylinders of 33- second, 34- location-plates, 4- heat conducting pipes, 5- waveform heat sink strips, 6- electrode slices, 7- dissipate Hot plate.

Embodiment

With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.

As illustrated, a kind of power device for PTC heater detection, including workbench 1, workbench 1 are provided with logical Electric clamping device 2 and pushing device 3, energization clamping device 2 include the first cylinder 21, cushion dashpot 22, T-shaped pushing block 23, drive link 24th, depression bar 25 and electrode slice lead piecemeal 26, and cushion dashpot 22 is hollow structure, be provided with cushion dashpot 22 spring 221 and respectively with bullet The push pedal 222 that the both ends of spring 221 are fixedly connected, the push pedal 222 in the one end of cushion dashpot 22 are connected with the piston rod of the first cylinder 21, are delayed The push pedal 222 rushed in the other end of cylinder 22 is connected with the bottom of T-shaped pushing block 23, and the top both ends of T-shaped pushing block 23 are connected to biography Lever 24, one end of drive link 24 are rotatablely connected with T-shaped pushing block 23, and one end of the other end and depression bar 25 is rotatablely connected, depression bar 25 The other end on the inside of be provided with briquetting 27, and be spindle rotationally arranged in the middle part of depression bar 25 on workbench 1, electrode slice is led piecemeal 26 and set In the centre of two briquettings 27, and front end is in isosceles triangle, and isosceles triangle both sides are provided with electrode 261, and pushing device 3 includes supporting Plate 31, the cylinder 33 of pushing block 32 and second, the side center of pushing block 32 are connected with the piston rod of the second cylinder 33, and opposite side both ends are symmetrical Provided with location-plate 34, follow block 31 is arranged on electrode slice and led between piecemeal 26 and pushing block 32, and the top surface of follow block 31 middle part is provided with and PTC The locating slot 311 that the heat conducting pipe 4 of heating element is adapted, two briquettings 27 are connected with power supply.

In order to prevent PTC heater after electrified regulation, too high damage workbench 1 face of temperature, the electrode slice of the present apparatus Lead the workbench 1 between piecemeal 26 and pushing block 32 and be provided with heat sink 7, and heat sink 7 is provided with netted radiating lattice.

Simultaneously in order to prevent PTC heater after electrified regulation, the too high damage pushing block 32 of temperature and location-plate 34, this reality The side of location-plate 34 is provided with new middle pushing block 32, and the inner side of two location-plates 34 is equipped with thermal insulation layer.

First, before detection, the depression bar 25 of energization clamping device 2 is in open configuration, then, by the non-of PTC heater The one end of electrode slice 28 is resisted against between two location-plates 34 on pushing block 32, then opens the second cylinder 21, the work of the second cylinder 21 Stopper rod promotes pushing block 32, and pushing block 32 promotes PTC heater, until the waveform heat sink strip 5 of PTC heater both sides touches bottom plate 31, now two electrode slices 6 of PTC heater piecemeal 26 is led by electrode slice just and separated to both sides, be then turned off the second cylinder 21, And the first cylinder 21 is opened, the piston rod of the first cylinder 21 promotes the spring 221 in cushion dashpot 22, spring 221 by push pedal 222 Generation elastic deformation, under elastically-deformable active force so that the other end of spring 221 pushes away by the way that the flexible pusher of push pedal 222 is T-shaped Block 23, from the presence of lever principle, the electrode slice 6 of 27 Flexible Fixturing of briquetting two on two depression bars 25 so that electrode slice 6 and electricity The electrode 261 that pole piece is led on piecemeal 26 is in close contact, and ensures that the last power supply of galvanization stability and high efficiency is powered, to PTC heater Heated.

Briquetting is arranged on the inside of two depression bars by the utility model with energization clamping device again, passes through bar rod principle, two side pressures Block pushes down the electrode slice of PTC heater so that galvanization stability and high efficiency, meanwhile, cushion dashpot is employed, may be such that on depression bar The electrode slice of briquetting Compliant pressure PTC heater, can effectively prevent rigidity from causing the bending of electrode slice to deform when compressing, in addition before Section electrode slice triangular in shape, which leads piecemeal, can accurately separate two electrode slices of PTC heater, prevent two electrode slices from leading to side Situation occurs；Using pushing device, can be achieved that the electrode slice end of PTC heater is accurately inserted into energization clamping dress automatically Put, not only reduce manpower consumption, and can accurately be in place, improve test pin rate.

Technological means disclosed in the utility model is not limited only to the technological means disclosed in above-mentioned embodiment, also Including being combined formed technical scheme by above technical characteristic.It should be pointed out that the ordinary skill for the art For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit Decorations are also considered as the scope of protection of the utility model.

Claims

A kind of 1. power device for PTC heater detection, it is characterised in that：Including workbench（1）, the workbench（1） It is provided with energization clamping device（2）And pushing device（3）, the energization clamping device（2）Including the first cylinder（21）, cushion dashpot （22）, T-shaped pushing block（23）, drive link（24）, depression bar（25）Piecemeal is led with electrode slice（26）, the cushion dashpot（22）For hollow knot Structure, cushion dashpot（22）It is interior to be provided with spring（221）Respectively with spring（221）The push pedal that both ends are fixedly connected（222）, the buffering Cylinder（22）Push pedal in one end（222）With the first cylinder（21）Piston rod connection, cushion dashpot（22）Push pedal in the other end （222）With T-shaped pushing block（23）Bottom connection, the T-shaped pushing block（23）Top both ends be connected to drive link（24）, institute State drive link（24）One end and T-shaped pushing block（23）Rotation connection, the other end and depression bar（25）One end rotation connection, the pressure Bar（25）The other end on the inside of be provided with briquetting（27）, and depression bar（25）Middle part is spindle rotationally arranged in workbench（1）On, the electricity Pole piece leads piecemeal（26）It is arranged on two briquettings（27）Centre, and front end is in isosceles triangle, and isosceles triangle both sides are provided with electricity Pole（261）, the pushing device（3）Including follow block（31）, pushing block（32）With the second cylinder（33）, the pushing block（32）In side The heart and the second cylinder（33）Piston rod connection, opposite side both ends are arranged with location-plate（34）, the follow block（31）It is arranged on Electrode slice leads piecemeal（26）With pushing block（32）Between, and follow block（31）The heat conducting pipe with PTC heater is provided with the middle part of top surface（4）Phase The locating slot of adaptation（311）.
A kind of 2. power device for PTC heater detection according to claim 1, it is characterised in that：The electrode Piece leads piecemeal（26）With pushing block（32）Between workbench（1）It is provided with heat sink（7）.
A kind of 3. power device for PTC heater detection according to claim 2, it is characterised in that：The radiating Plate（7）It is provided with netted radiating lattice.
A kind of 4. power device for PTC heater detection according to claim 1, it is characterised in that：Two pressure Block（27）It is connected with power supply.
A kind of 5. power device for PTC heater detection according to claim 1, it is characterised in that：The pushing block （32）It is provided with location-plate（34）Side, and two location-plates（34）Inner side be equipped with thermal insulation layer.