CN207352095U - A kind of glow wire test's device for low-voltage electrical apparatus detection - Google Patents
A kind of glow wire test's device for low-voltage electrical apparatus detection Download PDFInfo
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- CN207352095U CN207352095U CN201721454041.3U CN201721454041U CN207352095U CN 207352095 U CN207352095 U CN 207352095U CN 201721454041 U CN201721454041 U CN 201721454041U CN 207352095 U CN207352095 U CN 207352095U
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- Prior art keywords
- test
- slide
- glowing filament
- fixture
- electrical apparatus
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Abstract
The utility model discloses a kind of glow wire test's device for low-voltage electrical apparatus detection, it is characterized in that, it includes；Test frame, the test frame upper end are equipped with horizontal guide rail；Insulating base, the insulating base are fixedly arranged on the test frame upper end, two copper posts are provided with the insulating base, are provided with glowing filament in two copper posts and the glowing filament is highly adjustable；Slide, the slide and the horizontal guide rail slidable connection, the slide can drive its actuating unit slided to be connected with one；Lifting cylinder, the lifting cylinder are installed on the slide, and the lifting cylinder output terminal is downward and its output terminal is provided with lifting seat, and fixture mount is provided with the lifting seat, which is provided with fixture, and the fixture is highly corresponding with the glowing filament.The utility model glowing filament or/and fixture height are adjustable, adaptable wide, meet the testing requirements of different product, can improve the accuracy of result of the test.
Description
Technical field
The utility model belongs to glow wire test's engineering device technique field, and in particular to a kind of burning for low-voltage electrical apparatus detection
Heated filament experimental rig.
Background technology
Glow wire test's device is according to IEC60695, GB5169, standard design and manufacture, can meet relevant criterion at the same time
It is required that comprehensive test equipment, be mainly used for simulating glow element or overload resistance etc heat source or incendiary source in short time institute
Caused by thermal stress, suitable for electric and electronic product, household electrical appliance and its material carry out fire hazard experiment, be also used for no flame
Ignition sources fire test, to measure the glowing filament ignition temperature of associated materials and the flammable, index of resistance to combustion.
Existing low-voltage electrical apparatus, usually product is small, and the contact position of glowing filament needs height adjusting at the trial, with preferably
Glowing filament ignition temperature and the flammable, index of resistance to combustion are carried out to specially position, therefore there are the problem of bad adaptability；In addition low pressure
Electric equipment products are appointed so using fixed manually and easily loosen when fixed, inefficiency during experiment, have must in terms of its fixture into
Row upgrading, to facilitate the Fast Installation of sample with adjusting and saving test period.
Utility model content
In view of one or more of above-mentioned defect in the prior art, the utility model provides one kind and is used for low-voltage electrical apparatus
Glow wire test's device of detection, the glowing filament or/and fixture height are adjustable, adaptable wide, meet the inspection of different product
Survey and require, the accuracy of result of the test can be improved.
To achieve the above object, the utility model provides a kind of glow wire test's device for low-voltage electrical apparatus detection,
It is characterized in that, it includes；Test frame, the test frame upper end are equipped with horizontal guide rail；Insulating base, the insulating base are fixedly arranged on the survey
Try frame upper end, two copper posts to be installed on the insulating base, glowing filament is installed in two copper posts and glowing filament height can
Adjust；Slide, the slide and the horizontal guide rail slidable connection, the slide can drive its actuating unit slided to be connected with one；Rise
Sending down abnormally ascending cylinder, the lifting cylinder are installed on the slide, and the lifting cylinder output terminal is downward and its output terminal is provided with lifting seat, should
Fixture mount is installed, which is provided with fixture, and the fixture is highly corresponding with the glowing filament on lifting seat.
Using the above scheme, during experiment, fixed installation of the glowing filament in two copper posts is adjustable, which adds
Hot position height is adjustable, while the fixture height of the fixture can be adjustable by the lifting cylinder automatic lifting, thus glowing filament and
Both fixtures position can single or double adjustings, it is therefore adaptable wide, meet the testing requirements of different product, experiment can be improved
As a result accuracy.
Preferably, the copper post is vertically arranged, and is interval with the copper post along its axial direction multiple radially across it
The plug-in opening of axial line, the copper post upper surface center are equipped with threaded hole, and each plug-in opening is vertical communicates with this for the threaded hole, the screw thread
Clamping screw is installed in hole.In this way, the glowing filament can be inserted into the plug-in opening of different height after again through under the clamping screw
Rotation locking, to realize the adjusting of different height.In addition, the glowing filament is using being detachably fixed, glowing filament is as vulnerable part, therefore
A replaceable new glowing filament is continuing with after damage.
As a preferred embodiment, the actuating unit includes motor, and driving pulley, driven pulley, transmission belt, this is actively
Belt wheel and driven pulley are rotatably installed on the test frame, and the driving pulley and driven pulley are located at the test respectively
Frame both sides, are connected and used with the driving pulley by the transmission band connection, the motor between the driving pulley and driven pulley
In driving the driving pulley to rotate, which is connected with slide.In this way, during work, which drives the driving pulley to rotate,
The driving pulley, driven pulley and transmission belt coordinate transmission, which drives the slide along horizontal guide rail linear slide, when this
When motor changes direction of rotation, the slide glide direction phase anti-switching, therefore the slide will can be pressed from both sides when being moved towards glowing filament
Test products on tool are sent in keeping contacting with glowing filament working end, to realize self-feeding；When this therefore the slide is remote
When glowing filament moves, test products can be safely separated, just by the test products disengaging on fixture and glowing filament work end in contact
Observed in result of the test.
Cylinder or hydraulic cylinder or linear motor can be used as second of preferably scheme, actuating unit.
Preferably, the fixture includes U-shaped outer baffle, two inner splints and two compression cylinders, and the U-shaped outer baffle is affixed
In the fixture mount top, horizontally toward the glowing filament working end, two inner splints are symmetrically positioned in the U-shaped outer baffle recess
Both sides in the U-shaped outer baffle, two sidepieces of the U-shaped outer baffle install two compression cylinders respectively, two compression cylinders
Output terminal is oppositely arranged and is connected respectively with two inner splints.During clamping, by test products be put in two inner splints it
Between and be resisted against inner face in the middle part of U-shaped outer baffle, it is overhanging in opposite directions then to restart two compression cylinder output terminals, two inner clips
Plate is close to each other and by the test products Automatic-clamping, while three side of test products is another by Complete Bind, the test products
One side is then experiment face and for just vertically glowing filament working end.During release, two compression cylinder output terminals are opposite
Set and be connected respectively with two inner splints.During clamping, test products are put between two inner splints and are resisted against U
Inner face in the middle part of shape outer baffle, then restarts two compression cylinder output terminals and inside contracts backwards, which mutually deviates from
And the test products are unclamped automatically.
Further, internal face is equipped with multiple mounting holes in the middle part of the U-shaped outer baffle.At the trial, test products are also
It can be fixed on by bolt or bolt assembly on the mounting hole, fixed form is various, meets that different product is fixed and requires.
The beneficial effects of the utility model have：
First, during experiment, fixed installation of the glowing filament in two copper posts is adjustable, and the heating location of the glowing filament is high
Spend adjustable, while the fixture height of the fixture can be adjustable by the lifting cylinder automatic lifting, therefore both glowing filament and fixture
Position can single or double adjustings, it is therefore adaptable wide, meet the testing requirements of different product, the standard of result of the test can be improved
True property；
Secondth, locked again through the clamping screw backspin since the glowing filament can be inserted into after the plug-in opening of different height, with
The adjusting of different height is realized, in addition, the glowing filament, using being detachably fixed, glowing filament is used as vulnerable part, therefore can after damage
A new glowing filament is replaced to be continuing with..
3rd, the slide glide direction can automatically phase anti-switching, the slide, can be by fixtures when being moved towards glowing filament
On test products send in glowing filament working end keep contact, to realize self-feeding；When this, therefore the slide burns remote
When heated filament moves, test products can be safely separated, are easy to by the test products disengaging on fixture and glowing filament work end in contact
Result of the test is observed.
4th, since the low-pressure electronic equipment product of experiment is when fixing, using automatic fixed and release, clamping efficiency is high, square
Just the Fast Installation of sample and adjustment, greatly save test period and safe operation.
Brief description of the drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the stereogram of the utility model.
Fig. 3 is the partial perspective view of the utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
Referring to Fig. 1-3, a kind of glow wire test's device for low-voltage electrical apparatus detection, it includes；Test frame 1, insulation
Seat 2, two copper posts 3, glowing filament 4, slide 5, actuating unit 6, lifting cylinder 7, lifting seat 8, fixture mount 9 and fixture 10 etc..
1 upper end of test frame is equipped with two horizontal guide rails 11, and two horizontal guide rails 11 are front and rear respectively and for along left and right
Dimension linear is oriented to.
Wherein, which is fixedly arranged on the left of 1 upper end of test frame, and two copper posts are installed with the insulating base 2
3, glowing filament 4 is installed in two copper posts 3 and the glowing filament 4 is highly adjustable；Two 3 lower end of copper post connection power supply control electricity
Road, the size of current and break-make control, the power control circuit of power control circuit control glowing filament 4 can use existing skill
Art, so do not repeat.
The slide 5 and 11 slidable connection of horizontal guide rail, the slide 5 can drive its actuating unit 6 slided to connect with one
Connect.
Wherein, which is vertically installed on the slide 5, and 7 output terminal of lifting cylinder is downward and its output terminal is pacified
Equipped with lifting seat 8, fixture mount 9 is installed on the lifting seat 8, which is provided with fixture 10, at the trial,
The fixture 10 and the glowing filament 4 are highly corresponding.During experiment, fixed installation of the glowing filament 4 in two copper posts 3 can
Adjust, the heating location of the glowing filament is highly adjustable, while the fixture 10 of the fixture can highly pass through 7 automatic lifting of lifting cylinder
It is adjustable, thus both positions of glowing filament 4 and fixture 10 can single or double adjustings, it is therefore adaptable wide, meet different product
Testing requirements, the accuracy of result of the test can be improved.
Wherein, the copper post 3 is vertically arranged, and is interval with the copper post 3 along its axial direction multiple radially across it
The plug-in opening 31 of axial line, the 3 upper surface center of copper post are equipped with threaded hole 32, and the threaded hole 32 is vertical with each plug-in opening 31
Communicate, clamping screw 33 is installed in the threaded hole 32.In this way, the glowing filament 4 can be inserted into the plug-in opening 31 of different height
Locked again through 33 backspin of clamping screw afterwards, to realize the adjusting of different height.It is detachably fixed in addition, the glowing filament 4 uses,
Glowing filament 4 is used as vulnerable part, therefore replaceable one new glowing filament 4 is continuing with after damage.
In the present embodiment, the actuating unit 6 includes motor 61, and driving pulley 62, driven pulley 63, transmission belt 64 should
Driving pulley 62 and driven pulley 63 are rotatably installed on the test frame 1, the driving pulley 62 and driven pulley 63
It is located at 1 both sides of test frame respectively, is connected between the driving pulley 62 and driven pulley 63 by the transmission belt 64, the motor
61 are connected with the driving pulley 62 and are used to drive the driving pulley 62 to rotate, which is connected with slide 5.In this way, work
When making, which drives the driving pulley 62 to rotate, and the driving pulley 62, driven pulley 63 and transmission belt 64 coordinate transmission,
The transmission belt 64 drives the slide 5, and along 11 linear slide of horizontal guide rail, when the motor 61 changes direction of rotation, which slides
Dynamic direction phase anti-switching, therefore the slide 5 is towards glowing filament 4 when moving, the test products on fixture can be sent in it is scorching hot
4 working ends of silk keep contact, to realize self-feeding；, can be by fixture when therefore the slide 5 is being moved away from glowing filament 4 for this
On test products depart from glowing filament 4 work end in contact, test products are safely separated, easy to result of the test observe.
In other embodiment, the actuating unit 6 can use cylinder or hydraulic cylinder or linear motor.
In the present embodiment, the fixture 10 includes 101, two inner splints 102 of U-shaped outer baffle and two compression cylinders 103,
The U-shaped outer baffle 101 is fixed in 9 top of fixture mount, and horizontally toward the glowing filament 4 works 101 recess of U-shaped outer baffle
End, two inner splints 102 are symmetrically positioned in both sides in the U-shaped outer baffle 101, two sidepieces difference of the U-shaped outer baffle 101
Two compression cylinders 103 are installed, two 103 output terminals of compression cylinder be oppositely arranged and respectively with two inner splints
102 connections.During clampings, test products are put between two inner splints 102 and are resisted against 101 middle part inner face of U-shaped outer baffle,
Then restart that two 103 output terminals of compression cylinder are overhanging in opposite directions, and two inner splints 102 are close to each other and test this
Product Automatic-clamping, while three side of test products, by Complete Bind, which is then experiment face and is just
Good vertically 4 working end of glowing filament.During release, two 103 output terminals of compression cylinder be oppositely arranged and respectively with two institutes
Inner splint 102 is stated to connect.During clamping, test products are put between two inner splints 102 and are resisted against U-shaped outer baffle 101
Middle part inner face, then restarts two 103 output terminals of compression cylinder and inside contracts backwards, two inner splints 102 mutually deviate from and
And the test products are unclamped automatically.
Referring to Fig. 3, it is preferable that the slide 5, which has two and is individually directed with two horizontal guide rails 11, to be connected, this two
Slide 5 is separately installed with two lifting cylinders 7, which is separately installed with two lifting seats 8, this two
Two fixture mounts 9 are installed on a lifting seat 8, it is symmetrical before and after two fixture mounts 9, in two fixture mounts 9
The fixture 10 is installed between portion.
In addition.The 101 middle part internal face of U-shaped outer baffle is equipped with multiple mounting holes 104.At the trial, test products
It can be also fixed on by bolt or bolt assembly on the mounting hole 104, fixed form is various, meets that different product is fixed and requires.
In addition, the lower section of fixture 10 is provided with and receives box 12, receive box 12 and be fixedly installed in fixture mount 9.When the examination
When testing product burning, the comburant that drops can automatically under fall within the reception box 12, while test products heating contingency drops
When, it can only also fall within the reception box 12, guarantee test process is perfectly safe.
The preferred embodiment of the utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to the design of the utility model in domain
Available technical solution is tested, all should be in the protection domain being defined in the patent claims.
Claims (6)
1. a kind of glow wire test's device for low-voltage electrical apparatus detection, is characterized in that, it includes；
Test frame (1), test frame (1) upper end are equipped with horizontal guide rail (11)；
Insulating base (2), the insulating base (2) are fixedly arranged on test frame (1) upper end, two copper posts are provided with the insulating base (2)
(3), glowing filament (4) is installed on two copper posts (3) and the glowing filament (4) is highly adjustable；
Slide (5), the slide (5) and horizontal guide rail (11) slidable connection, the slide (5) can drive the dynamic of its slip with one
Force mechanisms (6) connect；
Lifting cylinder (7), the lifting cylinder (7) are installed on the slide (5), and lifting cylinder (7) output terminal is downward and its is defeated
Outlet is provided with lifting seat (8), and fixture mount (9) is provided with the lifting seat (8), which is provided with folder
Have (10), the fixture (10) and the glowing filament (4) are highly corresponding.
A kind of 2. glow wire test's device for low-voltage electrical apparatus detection as claimed in claim 1, it is characterised in that：The copper
Column (3) is vertically arranged, and is interval with multiple plug-in openings radially across its axial line along its axial direction in the copper post (3)
(31), which is equipped with threaded hole (32), and each plug-in opening (31) is vertical communicates with this for the threaded hole (32),
Clamping screw (33) is installed in the threaded hole (32).
A kind of 3. glow wire test's device for low-voltage electrical apparatus detection as claimed in claim 1 or 2, it is characterised in that：Institute
Stating actuating unit (6) includes motor (61), driving pulley (62), driven pulley (63), transmission belt (64), the driving pulley (62)
It is rotatably installed on the test frame (1) with driven pulley (63), the driving pulley (62) and driven pulley (63) point
Not Wei Yu test frame (1) both sides, between the driving pulley (62) and driven pulley (63) by the transmission belt (64) connect,
The motor (61) is connected with the driving pulley (62) and for driving the driving pulley (62) to rotate, the transmission belt (64) and slide
(5) connect.
A kind of 4. glow wire test's device for low-voltage electrical apparatus detection as claimed in claim 1 or 2, it is characterised in that：Institute
Cylinder or hydraulic cylinder or linear motor can be used by stating actuating unit (6).
A kind of 5. glow wire test's device for low-voltage electrical apparatus detection as claimed in claim 1 or 2, it is characterised in that：Institute
Stating fixture (10) includes U-shaped outer baffle (101), two inner splints (102) and two compression cylinders (103), the U-shaped outer baffle
(101) fixture mount (9) top is fixed in, U-shaped outer baffle (101) recess horizontally toward glowing filament (4) working end,
Two inner splints (102) are symmetrically positioned in U-shaped outer baffle (101) the interior both sides, two sides part of the U-shaped outer baffle (101)
Two compression cylinders (103) are not installed, two compression cylinder (103) output terminals be oppositely arranged and respectively with two it is described in
Clamping plate (102) connects.
A kind of 6. glow wire test's device for low-voltage electrical apparatus detection as claimed in claim 5, it is characterised in that：The U
Internal face is equipped with multiple mounting holes (104) in the middle part of shape outer baffle (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721454041.3U CN207352095U (en) | 2017-11-03 | 2017-11-03 | A kind of glow wire test's device for low-voltage electrical apparatus detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721454041.3U CN207352095U (en) | 2017-11-03 | 2017-11-03 | A kind of glow wire test's device for low-voltage electrical apparatus detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207352095U true CN207352095U (en) | 2018-05-11 |
Family
ID=62354381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721454041.3U Expired - Fee Related CN207352095U (en) | 2017-11-03 | 2017-11-03 | A kind of glow wire test's device for low-voltage electrical apparatus detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207352095U (en) |
-
2017
- 2017-11-03 CN CN201721454041.3U patent/CN207352095U/en not_active Expired - Fee Related
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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: 20180511 Termination date: 20201103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |