CN211179592U

CN211179592U - Test device for glow wire test

Info

Publication number: CN211179592U
Application number: CN201922197578.1U
Authority: CN
Inventors: 朱贵兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-04
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a test device of glowing filament test, which comprises a support, driving and motor, the support both sides are provided with the slide rail, the driving, its bottom sets up the pulley, pulley and slide rail cooperation, there is the weight that is used for balancing front end both sides of driving through the steel wire connection, the electrode tip is still installed to support one end, the electrode tip two-stage is fixed with the glowing filament, the driving is through connecting the motor drive on the pulley, two sample clamps are installed to the driving, two sample clamps mobilizable connection are on two bracing pieces on the driving, and there is the spring at the bracing piece overcoat, make two sample clamps centre gripping sample adjustable under the effect of spring, the control motor, motor drive driving drives the sample and removes the place ahead from the rear of support, thereby the sample of centre gripping can be surveyed on the. The utility model discloses, the sample centre gripping is convenient, and the in-process driving control of use is by electric machine control, and when the driving reachd the survey position, the driving can stop automatically, consequently, the determining process is convenient.

Description

Test device for glow wire test

Technical Field

The utility model relates to a glowing filament test technical field specifically is a test device of glowing filament test.

Background

The determination of the ignition risk of the modified plastic in the process of product development and electronic product application of the plastic in the prior art is determined according to the GB/T5169.10-2006 Electrical and electronic product ignition risk test part 10, glow wire device and general test method of glow wire/hot wire basic test method, so as to determine the glow wire ignition temperature, the flammability and the flame resistance index of the modified plastic. The prior glow wire test device has inconvenient sample clamping and inconvenient driving control in the use process, so the measurement process is inconvenient.

Therefore, the utility model discloses a solution the glowing filament of plastics in modified plastics's research and development process light off temperature and flammability, flame-retardant index survey problem, provided a glowing filament test's testing arrangement, aim at solves modified plastics's sample centre gripping inconvenient in the testing process, the problem of the good control of driving.

Disclosure of Invention

To achieve the above object, the present invention is implemented as follows: a test device for glow wire test comprises a support, a traveling crane and a motor, wherein slide rails are arranged on two sides of the support, the traveling crane, the bottom of the traveling crane is provided with a pulley which is matched with a slide rail, the two sides of the front end of the traveling crane are connected with a heavy hammer for balancing through a steel wire, one end of the support is also provided with an electrode tip, glow wires are fixed on two stages of the electrode tip, the traveling crane is driven by a motor connected with a pulley, the traveling crane is provided with two sample clamps, the two supporting rods are movably connected to the travelling crane, and springs are sleeved outside the supporting rods, so that the two samples are clamped by the springs to adjustably clamp the samples, the sample of this centre gripping just right the glow wire, control motor, motor drive driving drive sample move to the place ahead from the rear of support to the sample of centre gripping can survey on the glow wire of heating on the sample presss from both sides.

Furthermore, a thermocouple is arranged in the glow wire, and the heating temperature of the glow wire is detected through the thermocouple.

Furthermore, the slide rail is provided with a first slide rail fixing seat and a second slide rail fixing seat which are fixed on the support.

Furthermore, the first slide rail fixing seat is also provided with an adjusting head, and the adjusting head is provided with an adjusting bolt for adjusting the length of the adjusting head extending out of the first slide rail fixing seat, so that the end position of the travelling crane can be conveniently positioned.

Further, the support, the inductor is still installed to its first slide rail fixing base's front end, the driving is sensed to the inductor to the driving stops.

The utility model relates to an experimental testing arrangement of glowing filament, through setting up the spring on the sample clamp on driving, two sample clamps can be very convenient the sample of the different specifications of centre gripping, and the driving passes through motor control and removes, slide rail at the driving sets up the inductor that the driving was parkked, can reduce the testing process and make the driving walk the head because of the operating failure, and simultaneously, because still install the regulation head at first slide rail fixing base, the regulation head also can block the further removal of driving, and simultaneously, the regulation head can be according to the thickness of sample suitably adjust the length that stretches out first slide rail fixing base, therefore can control the glowing filament and carry out the degree of depth that the glowing filament deepened the sample surface in the glowing test procedure to the sample.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the utility model in the rear view direction.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a partially enlarged view of a in fig. 3.

Wherein: the test device comprises a support 1, a slide rail 1a, a slide rail 1b, a first slide rail fixing seat, a slide rail fixing seat 1c, a second slide rail fixing seat 1d, an inductor 1f, an adjusting head 1g, an adjusting bolt 2 traveling crane 2a, a sample clamp 2b, a spring 2c, a graduated scale 2d, a tabletting 2e, a opening 2e, a pulley 2f, a supporting rod 2g, a motor 3, a glow wire 4, a thermocouple 5, an electrode tip 6, a sample 7, a fixed pulley 8, a heavy hammer 9 and a steel wire 10.

Detailed Description

The following provides a brief description of embodiments of the present invention with reference to the accompanying drawings.

As shown in figures 1 and 2, the utility model discloses a test device for glow wire test, which comprises a support (1), a traveling crane (2) and a motor (3), wherein slide rails (1 a) are arranged on two sides of the support (1), a pulley (2 f) is arranged at the bottom of the traveling crane (2), the pulley (2 f) is matched with the slide rails (1 a), the motor (3) is connected on the pulley (2 f) at the rear end of the traveling crane (2), the pulley (2 f) is driven by the motor (3) to move back and forth on the slide rails (1 a), so that the traveling crane (2) can move on the slide rails (1 a), two sample clamps (2 a) are arranged on the traveling crane (2), the two sample clamps (2 a) are connected through two support rods (2 g), the two sample clamps (2 a) can move on the left and right sides of the traveling crane (2) relative to the two support rods (2 g), and a plurality of springs (2 b) are sleeved outside the two support rods (2 g), effect through spring (2 b), two sample presss from both sides (2 a) and can very conveniently centre gripping sample (7), still install two electrode tips (6) in support (1) one end, two electrode tips (6) are fixed with glow wire (4), be equipped with thermocouple (5) in glow wire (4), detect the temperature that glow wire (4) heated through thermocouple (5), the front end both sides of driving (2) are connected with steel wire (10), steel wire (10) are connected around fixed pulley (8) and weight (9) of installing on support (1), control motor (3), motor (3) drive driving (2) drive sample (7) and move the place ahead from the rear of support (1), thereby sample clamp (2 a) go up sample (7) of centre gripping can survey on the glow wire (4) of heating. The process that driving (2) was walked is controlled in motor (3), driving (2) are drawn through steel wire (10) to weight (9), at the in-process of sample (7) survey, motor (3) stop, simultaneously, because driving (2) receive the effect of weight (9), driving (2) have produced certain power to the regulation head (1 f) of terminal point position, this power can realize glowing filament (4) and carry out the burning of lasting certain degree of depth to sample (7) of sample clamp (2 a) centre gripping of driving (2).

The utility model discloses, have protrusion in preforming (2 d) of sample clamp (2 a) at the front end of sample clamp (2 a), two preforming (2 d) of two sample clamps (2 a) between form an opening (2 e), glowing filament (4) are to the in-process of sample (7) test, glowing filament (4) form the contact through opening (2 e) and sample (7).

The utility model discloses, in order to facilitate the observation sample (7) in the flame condition that the firing in-process produced, still be provided with scale (2 c) on driving (2), the zero scale and glow wire (4) high position of scale (2 c) are unanimous, and the flame condition of sample (7) in the in-process production of firing can observe the height that its flame produced through the scale of scale (2 c).

The utility model discloses, as in fig. 1, in fig. 4, first slide rail fixing base (1 b) of slide rail (1 a), still install regulation head (1 f), and should adjust head (1 f) have adjusting bolt (1 g) and adjust the length that first slide rail fixing base (1 b) are stretched out in regulation head (1 f), thereby conveniently fix a position the terminal point position of driving (2), adjust the length that first slide rail fixing base (1 b) are stretched out in head (1 f), can control glowing filament (4) to sample (7) burn the degree of deepening sample (7) surface. Inductor (1 d) are still installed to the front end of first slide rail fixing base (1 b), and when driving (2) was sensed in inductor (1 d), motor (3) of automatic control driving (2) stopped, and simultaneously, sample (7) on driving (2) began to contact glowing filament (4), showed that glowing filament determination test begins to measure the timing by external controller.

The utility model relates to a test device of glowing filament test, outside are equipped with controller and proof box, can test according to the requirement of national standard GB/T5169.10-2006 electrician electronic product ignition danger test regulation very conveniently to survey modified plastics's glowing filament ignition temperature and flammability, fire-fast index.

The utility model discloses, sample (7) centre gripping is convenient, can the different specifications of centre gripping sample (7), and the survey finishes, and it is also very easy to take off sample (7), and the in-process driving (2) control that uses is controlled by motor (3) moreover, and when driving (2) reachd the survey position, driving (2) can stop automatically, and driving (2) stop and sample (7) survey timing begins to go on simultaneously, consequently, the survey process is convenient.

The above embodiments only express the embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides an experimental testing arrangement of glowing filament, includes support, driving and motor, the support both sides be provided with the slide rail, the driving, its bottom sets up the pulley, pulley and slide rail cooperation, the driving, its front end both sides are connected with the weight that is used for the balance through the steel wire, support one end still install the electrode tip, the electrode tip two-stage be fixed with glowing filament, its characterized in that: the driving through connect the motor drive on the pulley, the driving install two sample clamps, mobilizable connection is on two bracing pieces on the driving, and there is the spring at the bracing piece overcoat for two sample clamps are at the adjustable centre gripping sample of the effect of spring down, the sample of this centre gripping just right the glow wire, control motor, motor drive driving drive sample remove the place ahead from the rear of support, thereby the sample of centre gripping can survey on the glow wire of heating on the sample clamp.

2. A glow wire test apparatus as claimed in claim 1, wherein: a thermocouple is arranged in the glow wire.

3. A glow wire test apparatus as claimed in claim 1, wherein: the sliding rail is provided with a first sliding rail fixing seat and a second sliding rail fixing seat which are fixed on the support.

4. A glow wire test apparatus as claimed in claim 3, wherein: the first slide rail fixing seat is further provided with an adjusting head, and the adjusting head is provided with an adjusting bolt for adjusting the length of the adjusting head extending out of the first slide rail fixing seat.

5. A glow wire test apparatus as claimed in claim 1, wherein: the front end of the first slide rail fixing seat of the support is also provided with an inductor.