CN203479729U - Glowing filament tester - Google Patents
Glowing filament tester Download PDFInfo
- Publication number
- CN203479729U CN203479729U CN201320523699.0U CN201320523699U CN203479729U CN 203479729 U CN203479729 U CN 203479729U CN 201320523699 U CN201320523699 U CN 201320523699U CN 203479729 U CN203479729 U CN 203479729U
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- China
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- glowing filament
- temperature
- temperature control
- operating room
- control platform
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Abstract
The utility model discloses a glowing filament tester which comprises a working chamber and a temperature control table, wherein the working chamber is arranged above the temperature control table; a testing table is arranged at the left end of a working table inside the working chamber; a U-shaped glowing filament and a thermal couple are arranged at the inner end of the testing table; the glowing filament is tightly adhered to the thermal couple; a conveying guide track is arranged in the middle of the working table inside the working chamber; a clamping track is vertically fixed on the conveying guide track; a test sample clamping bracket is arranged on the clamping track; a step motor is arranged at the right end of the working table inside the working chamber and used for driving the conveying guide track to move left and right; a temperature controller, a voltage regulator and a transformer are arranged on the temperature control table so as to control the working temperature of the glowing filament; a feeding button and a discharge button are arranged on the temperature control table so as to control the step motor to rotate. The working chamber and the temperature control table of the glowing filament tester are relatively independent, and the temperature of the glowing filament and the conveying distance can be controlled and regulated, so that the glowing filament tester is not only convenient to use, but also is convenient to repair and maintain.
Description
Technical field
The utility model belongs to fire performance and detects experimental technique field, is specifically related to a kind of Glow Wire Tester that detects plastic part material and finished product.
Background technology
Due to client's showing great attention to Product Safety, therefore Product Safety has been proposed to more harsh requirement, and once the project that the performance test of product glowing filament must be tested when to be user enter factory will be returned goods defective, the product of even stopping using causes very large loss.This just needs product to test when producing, to the material fire performance of product is controlled at any time.Producer generally adopts Glow Wire Tester, according to the requirement of " glow wire test's method of testing " in glow wire test's standard, electric and electronic product, household electrical appliance and material thereof are carried out to fire hazard test, also for without flame Ignition sources fire test, to measure glowing filament ignition temperature and flammable, the index of resistance to combustion of associated materials.Existing Glow Wire Tester structural design is owed rationally, uses inconvenient.
Summary of the invention
The technical matters that the utility model solves: design a kind of Glow Wire Tester ，Qi operating room and temperature control platform relatively independent, glow wire temperature, feed distance are controllable, not only easy to use, and are convenient to maintenance, maintenance.
Technical solution of the present utility model: a kind of Glow Wire Tester, described test instrument comprises that operating room, temperature control Tai，Qie operating room are arranged on the top of temperature control platform; Worktable left end in described operating room is provided with test board, and the inner of test board is provided with " U " type glowing filament and thermopair, and glowing filament and thermopair closely connected; Worktable middle part in described operating room is provided with feeding guide, is vertically fixed with gripper rail on feeding guide, and sample holder support is installed on gripper rail; Worktable right-hand member in described operating room is provided with stepper motor, and stepper motor drives feeding guide side-to-side movement; Described temperature control platform is provided with temperature controller, pressure regulator and transformer; Described glowing filament connects AC power through transformer, pressure regulator, and described thermopair feeds back to temperature controller by temperature signal, and temperature controller is by the working temperature of Control glowing filament, and described pressure regulator is controlled the operating voltage of glowing filament; Described temperature control platform is provided with charging button, material returned button; Described charging button control stepper motor clockwise rotates, and material returned button control stepper motor rotates counterclockwise.
Described temperature control platform is provided with Switching Power Supply and power light, is provided with exhaust fan in operating room, and Switching Power Supply input termination AC power, output terminal run in fan and power light.
Described glowing filament is resistance wire ring.
Described temperature control platform is provided with total power switch.
The advantage that the utility model compared with prior art has and effect:
1, the utility model operating room and temperature control platform are relatively independent, and glow wire temperature, feed distance are controllable, not only easy to use, and are convenient to maintenance, maintenance.
2, the utlity model has self-diagnosing function, adopt reaction type temperature controller to control glow wire temperature, control accuracy high (± 2 ℃), when glow wire temperature exceeds design temperature, enters heating/halted state automatically.
3, the utility model is applicable to fire performance research, the test of the electric and electronic products such as light fixture, low-voltage electrical apparatus, electrical instrument and parts thereof, and equipment volume is little, cheap, easy to operate, can be used in production run, product being detected in real time.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation, and Fig. 2 is operating room of the present utility model structural scheme of mechanism, and Fig. 3 is worktable partial view of the present utility model, and Fig. 4 is circuit theory diagrams of the present utility model.
Embodiment:
1,2,3,4 a kind of embodiment of the present utility model is described by reference to the accompanying drawings.
A Glow Wire Tester, comprises that operating room 1, temperature control platform 2 ，Qie operating rooms 1 are arranged on the top of temperature control platform 2; Worktable left end in described operating room 1 is provided with test board 10, and the inner of test board 10 is provided with " U " glowing filament 9 and thermopair 16, and glowing filament 9 is closely connected for surveying glow wire temperature with thermopair 16; Worktable middle part in described operating room 1 is provided with feeding guide 13, on feeding guide 13, be vertically fixed with gripper rail 12, sample holder support 11 is installed for fixing sample on gripper rail 12, sample moves up and down at gripper rail 12 by sample holder support 11; Worktable right-hand member in described operating room 1 is provided with stepper motor 14, and stepper motor 14 drives feeding guide 13 side-to-side movements, and sample is contacted with glowing filament 9, completes test.Described temperature control platform 2 is provided with temperature controller 3, pressure regulator 6 and transformer 15; Described glowing filament 9 connects AC power through transformer 15, pressure regulator 6, described thermopair 16 feeds back to temperature controller 3 by temperature signal, temperature controller 3 is controlled the working temperature of glowing filaments 9 by relay 17, when glowing filament 9 temperature are during lower than design temperature, and relay 17 closures, glowing filament 9 is in heated condition, when glowing filament 9 temperature are during higher than design temperature, relay 17 disconnects, and glowing filament 9 stops heating, by the guidance panel of temperature control platform 2 is carried out to parameters setting, realize the controllability of probe temperature; Described pressure regulator 6 is controlled the operating voltage of glowing filament 9, makes glowing filament 9 temperature reach the temperature requirement of setting; Described temperature control platform 2 is provided with charging button 4, material returned button 5; Described charging button 4 control step motors 14 clockwise rotate, and material returned button 5 control step motors 14 rotate counterclockwise.
Described glowing filament 9 is resistance wire ring, and during test, energising is heated to the temperature of regulation, makes the top of glowing filament contact with sample and reach the standard-required time, observes and measure its state.In described operating room 1, be provided with Switching Power Supply 18 and fan 19, Switching Power Supply 18 converts alternating current to direct-current drive exhaust fan 19 and rotates, in time by outside the gas discharge chamber in operating room.Described temperature control platform 2 is provided with total power switch 8 and power light 7, for connecting/cut off device power supply (DPS).
Principle of work: this test instrument is applicable to study the fire performance of plastic part material and finished product.Glowing filament 9 is fixedly resistance wire rings for specification, and as burning things which may cause a fire disaster, its temperature is set by pressure regulator 6, by reaction type temperature controller 3, controls, and by a thermopair 16, surveys, and has realized the controllability to glow wire temperature.Glow wire temperature is (100～1300 ℃+2 ℃ continuous adjustable, and the scorching hot time is at the adjustable general selection 30s of 0～999.9s).
In process of the test, press charging button (green indicating lamp) 4, step speed-adjusting motor 14 drives feeding guide 13 feeding forward, making to test exemplar moves to glowing filament 9 with constant speed 3mm/s, sample holder support 11 is pushed to glowing filament 9, after glowing filament 9 contacts with test exemplar, unclamp charging button (green indicating lamp) 4, stop after 30s, press material returned button (red led) 5, making to test exemplar departs from constant speed 3mm/s and glowing filament 9, be reset to after initial position, unclamp material returned button (red led) 5, can complete test process one time, detect the fire performance of plastic part material and finished product.The controls that realize pay-off, feed distance by snubber assembly and employing step speed-adjusting motor 14 are set on glowing filament fixed mount, realize sample and glowing filament 9 contacts are controllable.
Above-described embodiment, is preferred embodiment of the present utility model, is not used for limiting the utility model practical range, thus all equivalent variations of being done with content described in the utility model claim, within all should being included in the utility model claim scope.
Claims (4)
1. a Glow Wire Tester, is characterized in that: described test instrument comprises that operating room (1), temperature control platform (2) ，Qie operating room (1) are arranged on the top of temperature control platform (2); Worktable left end in described operating room (1) is provided with test board (10), and the inner of test board (10) is provided with " U " type glowing filament (9) and thermopair (16), and glowing filament (9) is closely connected with thermopair (16); Worktable middle part in described operating room (1) is provided with feeding guide (13), is vertically fixed with gripper rail (12) on feeding guide (13), and sample holder support (11) is installed on gripper rail (12); Worktable right-hand member in described operating room (1) is provided with stepper motor (14), and stepper motor (14) drives feeding guide (13) side-to-side movement; Described temperature control platform (2) is provided with temperature controller (3), pressure regulator (6) and transformer (15); Described glowing filament (9) connects AC power through transformer (15), pressure regulator (6), described thermopair (16) feeds back to temperature controller (3) by temperature signal, temperature controller (3) is controlled the working temperature of glowing filament (9) by relay (17), described pressure regulator (6) is controlled the operating voltage of glowing filament (9); Described temperature control platform (2) is provided with charging button (4), material returned button (5); Described charging button (4) control step motor (14) clockwise rotates, and material returned button (5) control step motor (14) rotates counterclockwise.
2. a kind of Glow Wire Tester according to claim 1, it is characterized in that: described temperature control platform (2) is provided with Switching Power Supply (18) and power light (7), in operating room (1), be provided with exhaust fan (19), and Switching Power Supply (18) input termination AC power, output terminal run in fan (19) and power light (7).
3. a kind of Glow Wire Tester according to claim 1 and 2, is characterized in that: described glowing filament (9) is resistance wire ring.
4. a kind of Glow Wire Tester according to claim 3, is characterized in that: described temperature control platform (2) is provided with total power switch (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523699.0U CN203479729U (en) | 2013-08-26 | 2013-08-26 | Glowing filament tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523699.0U CN203479729U (en) | 2013-08-26 | 2013-08-26 | Glowing filament tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203479729U true CN203479729U (en) | 2014-03-12 |
Family
ID=50228040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320523699.0U Expired - Fee Related CN203479729U (en) | 2013-08-26 | 2013-08-26 | Glowing filament tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203479729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101616A (en) * | 2014-06-30 | 2014-10-15 | 苏州博云塑业有限公司 | Simple glowing filament tester |
| CN104965541A (en) * | 2015-07-07 | 2015-10-07 | 哈尔滨电工仪表研究所 | Glowing filament temperature automatic control device |
-
2013
- 2013-08-26 CN CN201320523699.0U patent/CN203479729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101616A (en) * | 2014-06-30 | 2014-10-15 | 苏州博云塑业有限公司 | Simple glowing filament tester |
| CN104965541A (en) * | 2015-07-07 | 2015-10-07 | 哈尔滨电工仪表研究所 | Glowing filament temperature automatic control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20150826 |
|
| EXPY | Termination of patent right or utility model |