CN219122090U

CN219122090U - Spark ignition test device

Info

Publication number: CN219122090U
Application number: CN202320039582.9U
Authority: CN
Inventors: 张文忠; 官辉; 邓振进; 饶彧菲
Original assignee: Shenzhen Hengde Detection Technology Co ltd
Current assignee: Shenzhen Hengde Detection Technology Co ltd
Priority date: 2023-01-08
Filing date: 2023-01-08
Publication date: 2023-06-02
Anticipated expiration: 2033-01-08

Abstract

The utility model discloses a spark ignition test device which comprises an experiment cabin and a cabinet body positioned at one side of the experiment cabin, wherein a control cabinet is arranged in the cabinet body, the bottom of the inner wall of the experiment cabin is connected with two side plates, a placing plate is arranged between the two side plates, a first through hole and a second through hole are respectively formed in the opposite sides of the axes of the two side plates, and a first probe is arranged in the first through hole.

Description

Spark ignition test device

Technical Field

The utility model relates to the technical field of test and test of ignition risk in an oxygen-enriched environment, in particular to a spark ignition test device.

Background

The test of ignition risk in an oxygen-enriched environment is a test for detecting whether ignition spark can be generated when a cathode and an anode of a power supply are repeatedly contacted and separated under the conditions of oxygen-enriched conditions and different voltages, and in a patent document with the publication number of CN216747516U, a spark ignition test device is disclosed, an ignition test box is provided with a cathode electrode in a penetrating way on one side of the ignition test box, an electrode clamp is provided on the other side of the ignition test box, an anode electrode is arranged in the electrode clamp, and an air pipe is arranged above the ignition test box; the control mechanism is arranged at one side of the cathode electrode and used for controlling the cathode electrode to move towards the anode electrode; the sensor assembly is arranged on one side of the control mechanism, the utility model sets the test times through the touch control display screen, observes parameters such as gas flow rate, experiment times, voltage, current and the like in real time, clearly displays the current test circuit mode, but also has the advantages that a ventilation system is not arranged, explosion can occur due to the existence of fire when the oxygen concentration in the experiment cabin is excessive, toxic gas can be generated in the process of spark generation, a detector needs to stay at a detection position for a long time, and the body health of the detector can be influenced by long-time suction of the discharged toxic gas.

Disclosure of Invention

The utility model aims to provide a spark ignition test device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a spark ignition test device, including the experiment cabin, be located the cabinet body of experiment cabin one side, the internal switch board that is provided with of cabinet, the bottom of experiment cabin inner wall is connected with two curb plates, be provided with between two curb plates and place the board, first through-hole, the second through-hole has been seted up respectively to the opposite side of two curb plate axle center departments, first through-hole inside is provided with first probe, and second through-hole department sliding fit has the second probe, one side of placing the board is provided with oxygen sensor, one side of experiment cabin articulates there is the door body, one side of the door body sets up the observation window, cabinet body inner wall bottom is connected with the oxygenerator, one side of experiment cabin has been seted up the mounting hole, be provided with the intake pipe in the mounting hole, and the intake pipe is located the top of first probe and second probe, the air inlet of intake pipe and the gas outlet intercommunication each other of oxygenerator, the top of experiment cabin is provided with the filter that breathes in with the filter between the through-hole of intercommunication.

Preferably, one side of the inner wall of the experiment cabin is provided with a video device, a control cabinet is connected with the oxygen sensor and the video device by adopting a data line for signal connection, the video device can adopt a slow-motion video recorder,

preferably, the air suction filter device comprises a box body arranged above the experimental cabin, a biological reaction layer and an activated carbon adsorption layer are arranged on the inner wall of the box body from bottom to top, an air exhaust fan positioned in a through hole formed in the upper side of the experimental cabin is connected to the lower side of the box body, an air outlet hole is formed in the upper side of the box body, and an air outlet pipe is connected to the air outlet hole.

Preferably, one side of the cabinet body is connected with a plate body, the lower part of the plate body is connected with a rotary driving mechanism, the output end of the rotary driving mechanism is connected with a connecting disc, the upper sliding fit of the connecting disc is provided with a sliding rod, and a hinge rod is connected between the upper part of the sliding rod and one end of the second probe.

Preferably, the four corners below the experiment cabin are all provided with universal wheels for braking.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, when the oxygen concentration in the experiment cabin becomes high, the air exhaust fan is started, so that the air exhaust fan can exhaust the oxygen in the experiment cabin, explosion caused by the overhigh oxygen concentration is avoided, the exhaust gas generated in the combustion process is filtered by the oxygen after the exhaust gas is exhausted through the active carbon adsorption layer and the biological reaction layer in the box body, and the filtered exhaust gas is exhausted, so that the polluted air is avoided, the working environment of an inspector is protected, and the potential safety hazard caused by long-time inhalation of the exhausted toxic gas by the inspector is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an ignition test apparatus according to the present utility model;

FIG. 2 is a schematic view of the internal three-dimensional structure of the ignition test apparatus according to the present utility model;

FIG. 3 is a second perspective view of the internal structure of the ignition test apparatus according to the present utility model;

FIG. 4 is a third perspective view of the internal structure of the ignition test apparatus according to the present utility model;

fig. 5 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. an experiment cabin; 2. a cabinet body; 3. a control cabinet; 4. a side plate; 5. placing a plate; 6. a first through hole; 7. a second through hole; 8. an oxygen sensor; 9. a door body; 10. an observation window; 11. an oxygenerator; 12. an air inlet pipe; 13. an inhalation filter; 14. a video recording device; 15. a case; 16. a biological reaction layer; 17. an activated carbon adsorption layer; 18. an air extraction fan; 19. an air outlet pipe; 20. a rotary driving mechanism; 21. a connecting disc; 22. a slide bar; 23. a hinge rod; 24. and a universal wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a spark ignition test device, including experiment cabin 1, the cabinet body 2 that is located experiment cabin 1 one side, be provided with switch board 3 in the cabinet body 2, the bottom of experiment cabin 1 inner wall is connected with two curb plates 4, be provided with between two curb plates 4 and place board 5, first through-hole 6 has been seted up respectively to the opposite side of two curb plate 4 axle center departments, second through-hole 7, first through-hole 6 inside is provided with first probe 25, and second through-hole 7 department sliding fit has second probe 26, one side of placing board 5 is provided with oxygen sensor 8, one side of experiment cabin 1 articulates there is door body 9, one side of door body 9 sets up observation window 10, and observation window 10 adopts the adoption sunglass material, sunglass material can avoid the flash of follow-up spark to hurt inspector's glasses, cabinet body 2 inner wall bottom is connected with oxygenerator 11, because oxygen belongs to the oxidant in the laboratory belongs to special management equipment. And the testing process also places high demands on the management of the piping connections. The device is internally provided with the small-sized oxygen generator 11, starts oxygen generation during testing, and stops oxygen generation after the testing is finished. The management of being convenient for reduces the risk, and the mounting hole has been seted up to one side of experimental cabin 1, is provided with intake pipe 12 in the mounting hole, and intake pipe 12 is located the top of first probe 25 and second probe 26, and the air inlet of intake pipe 12 communicates with the gas outlet of oxygenerator 11 each other, and the top of experimental cabin 1 is provided with the filter equipment 13 that breathes in, and the through-hole of communicating between filter equipment 13 that breathes in has been seted up to the top of experimental cabin 1.

The background environment of sparks is observed, and as the firing pins are contacted and separated, the short circuit and open circuit, arc discharge or sparks generation of a circuit are simulated, and the background of the test environment is designed to be a black background, the illuminance is less than or equal to 20Lx, and the lighting is independently illuminated, so that an inspector can observe the instantaneous arc discharge of the firing pins during collision.

One side of the inner wall of the experiment cabin 1 is provided with a video recording device 14, a control cabinet 3 and an oxygen sensor 8 are connected with each other by adopting a data line, the video recording device 14 can adopt a slow-motion video recorder, video recording processing can be carried out in the ignition process through the video recording device 14, the video recorder can transmit video to the control cabinet 3 for carrying out signal processing, the control cabinet 3 adjusts the oxygen concentration in the experiment cabin 1 according to the data transmitted by the oxygen sensor 8, and the test can be repeated for more than 300 times so as to be convenient for recording, generate sparks and ignite the instant of materials. A video recording device 14 is arranged in the device, so that a inspector can conveniently replay and observe the test process.

The air suction filter device 13 comprises a box body 15 arranged above the experiment cabin 1, the box body 15 can be arranged above the box body 15 in a screw manner, a biological reaction layer 16 and an activated carbon adsorption layer 17 are arranged on the inner wall of the box body 15 from bottom to top, toxic substances existing in smoke can be adsorbed and filtered by the activated carbon adsorption layer 17, safety of personnel when a spark ignition experiment is carried out is improved, an air exhaust fan 18 positioned in a through hole formed in the upper portion of the experiment cabin 1 is connected to the lower portion of the box body 15, oxygen in the experiment cabin 1 can be extracted by the air exhaust fan 18, oxygen accumulation in an experiment environment is avoided, an air outlet hole is formed in the upper portion of the box body 15, and an air outlet pipe 19 is connected to the air outlet hole.

One side of the cabinet body 2 is connected with a plate body 27, the lower part of the plate body 27 is connected with a rotary driving mechanism 20, the rotary driving mechanism 20 can adopt a servo motor or a rotary cylinder in the prior art, the output end of the rotary driving mechanism 20 is connected with a connecting disc 21, the upper part of the connecting disc 21 is connected with a slide bar 22, a hinge rod 23 is connected between the upper part of the slide bar 22 and one end of a second probe 26, two ends of the hinge rod 23 are provided with rotating shafts, and the rotating shafts are connected with the slide bar 22 and the second probe 26.

The universal wheel 24 of brake is all had at four angles of experimental cabin 1 below, and the motion of personnel to experimental apparatus has been made things convenient for in the setting of universal wheel 24, and the below in experimental cabin 1 is installed through the mode of screw to universal wheel 24.

Working principle: when the spark ignition test device is needed, cotton is firstly placed on the placing plate 5, then the first probe and the second probe are used for striking and arc instantly, at least 300 times are repeated to determine whether spark can be ignited or not, the second probe slides, the rotary driving mechanism 20 is firstly started to enable the connecting disc 21 connected with the output end of the rotary driving mechanism 20 to rotate, then the connecting disc 21 can pull the second probe to slide along the second through hole 7 through the hinging rod 23, so that the second probe slides, and when the oxygen concentration in the experiment cabin 1 becomes high, the air suction fan 18 is started, the air suction fan 18 is enabled to suck oxygen in the experiment cabin 1, then the waste gas generated in the combustion process is sucked out through the activated carbon adsorption layer 17 and the biological reaction layer 16 in the box body 15, and then the waste gas is discharged again after filtration, so that polluted air is avoided, and the working environment of an inspector is protected.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spark ignition test device, a serial communication port, including experimental cabin (1), be located cabinet body (2) of experimental cabin (1) one side, be provided with switch board (3) in cabinet body (2), the bottom of experimental cabin (1) inner wall is connected with two curb plates (4), be provided with between two curb plates (4) and place board (5), first through-hole (6) have been seted up respectively to the opposite side of two curb plate (4) axle center departments, second through-hole (7), first through-hole (6) inside is provided with first probe (25), and second through-hole (7) department sliding fit has second probe (26), one side of placing board (5) is provided with oxygen sensor (8), one side of experimental cabin (1) articulates there is door body (9), one side of door body (9) sets up observation window (10), cabinet body (2) inner wall bottom is connected with oxygenerator (11), one side of experimental cabin (1) has been seted up the mounting hole, be provided with intake pipe (12) in the mounting hole, and intake pipe (12) are located first probe (25) and second probe (26) top's (12) and air inlet (13) of air inlet pipe (1) are connected with each other, filtering device is provided with in the oxygenerator (13) top of the oxygenerator, a through hole communicated with the air suction filter device (13) is arranged above the experimental cabin (1).

2. A spark ignition test apparatus according to claim 1, wherein: one side of the inner wall of the experiment cabin (1) is provided with a video device (14), a control cabinet (3), an oxygen sensor (8) and the video device (14) are connected by adopting a data line for signal connection, and the video device (14) can adopt a slow-motion video recorder.

3. A spark ignition test apparatus according to claim 2, wherein: the air suction filter device (13) comprises a box body (15) arranged above the experimental cabin (1), a biological reaction layer (16) and an activated carbon adsorption layer (17) are arranged on the inner wall of the box body (15) from bottom to top, an air suction fan (18) positioned in a through hole formed in the upper portion of the experimental cabin (1) is connected to the lower portion of the box body (15), an air outlet hole is formed in the upper portion of the box body (15), and an air outlet pipe (19) is connected to the air outlet hole.

4. A spark ignition test apparatus according to claim 3, wherein: one side of the cabinet body (2) is connected with a plate body (27), the lower part of the plate body (27) is connected with a rotary driving mechanism (20), the output end of the rotary driving mechanism (20) is connected with a connecting disc (21), a slide bar (22) is slidingly matched above the connecting disc (21), and a hinge rod (23) is connected between the upper part of the slide bar (22) and one end of the second probe (26).

5. A spark ignition test apparatus as set forth in claim 4, wherein: the four corners below the experimental cabin (1) are all provided with universal wheels (24) for braking.