CN211676005U

CN211676005U - Fire extinguishing device for thermal aging test chamber

Info

Publication number: CN211676005U
Application number: CN201922392706.8U
Authority: CN
Inventors: 苏庆红
Original assignee: Changshu Environmental Test Facility Co ltd
Current assignee: Changshu Environmental Test Facility Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-16
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a fire extinguishing device for a thermal aging test box, which relates to the technical field of the design of the thermal aging test box, and aims at the problem of certain potential safety hazard existing in the existing test box experiment, the following proposal is proposed, the fire extinguishing device comprises an experiment box, one side of the experiment box is rotationally connected with a sealing door through a hinge, one side of the sealing door is provided with an experiment cavity positioned in the experiment box, a division plate fixedly connected with the experiment box is arranged in the experiment cavity, a heating wire fixedly connected with the experiment box is arranged on the lower side of the division plate, a replacement door rotationally connected with the experiment box is arranged on the upper side of the experiment cavity, the utility model has simple structure and simple use, can automatically extinguish fire, increase the effectiveness of fire, ensure the completeness of fire extinguishing, reduce the possibility of reburning, reduce the scalding of personnel, and simultaneously reduce the burning which can be generated by smoke, the life safety of personnel is guaranteed, and the safety factor is improved.

Description

Fire extinguishing device for thermal aging test chamber

Technical Field

The utility model relates to a thermal ageing experimental box designs technical field, especially relates to a fire extinguishing device for thermal ageing experimental box.

Background

The test sample is suitable for heat resistance tests of electric insulating materials, ventilation aging tests of electronic parts and plasticized products, and is examined and judged for adaptability of storage and use under high-temperature environmental conditions, and the performance of the test sample is measured after the test sample is aged in air under simulated high temperature and atmospheric pressure and is compared with the performance of an unaged sample, so that the test result is achieved.

However, in the process of the experiment of the existing experimental box, because the inside of the experimental box has a certain high-temperature environment, the experimental article can be naturally generated due to the accumulation of heat, and the existing experimental box is generally equipped with a fire extinguisher outside to extinguish fire, so that the effectiveness of fire extinguishment is deteriorated, and certain personnel can be scalded.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of fire extinguishing device for thermal aging test case has solved the problem that there is certain potential safety hazard in the test case experiment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fire extinguishing device for a thermal aging test box comprises a test box, one side of the test box is rotatably connected with a sealing door through a hinge, one side of the sealing door is provided with a test chamber positioned in the test box, a partition plate fixedly connected with the test box is arranged in the test chamber, a heating wire fixedly connected with the test box is arranged under the partition plate, the upper side of the test chamber is provided with a replacement door rotatably connected with the test box, a protection frame fixedly connected with the test box is arranged below the replacement door, a melting plate is arranged in the protection frame, one side of the test box is provided with a treatment chamber, the top of the test box is fixedly connected with an exhaust pipe communicated with the test chamber, the other end of the exhaust pipe extends into the treatment chamber, the upper side of the treatment chamber is provided with an outlet pipe fixedly connected with the test box, and the bottom of the treatment chamber is fixedly connected with a drain pipe, the bottom of experimental box is provided with places the chamber, it is provided with the storage jar with experimental box fixed connection to place the intracavity, one side of storage jar is fixed with the air duct with division board fixed connection.

Preferably, one side of the experimental box is provided with a control panel, and one side of the control panel is provided with a heat insulation box positioned in the experimental box.

Preferably, the air duct is connected with an electromagnetic valve, and the exhaust pipe is connected with a pressure control valve.

Preferably, the storage tank is fixedly connected with an adding pipe, and the adding pipe is connected with a valve.

Preferably, the bottom of the experimental box is provided with a temporary storage box, and one side of the temporary storage box is provided with an operation door which is rotatably connected with the experimental box.

Preferably, the sealing door adopts double vacuum glass, and one side of the replacement door is fixedly connected with a sealing strip.

The utility model has the advantages that:

1: through melting independently melting of board, can put out a fire by oneself, increase the actual effect of putting out a fire, the supplementary fire extinguishing of cooperation storage jar simultaneously can guarantee the completion of putting out a fire, reduces the possibility of reburning, reduces personnel's scald.

2: through the treatment of the treatment cavity, gas in the treatment process is treated, the harm of the smoke to personnel is reduced, the combustion possibly generated by the smoke is reduced, the life safety of the personnel is ensured, and the safety factor is improved.

Drawings

Fig. 1 is a schematic front view of a fire extinguishing apparatus for a thermal aging test chamber according to the present invention;

FIG. 2 is the utility model provides a schematic diagram of a section is looked at to fire extinguishing device for thermal aging test case's head

FIG. 3 is a schematic left-side sectional view of a fire extinguishing apparatus for a thermal aging test chamber according to the present invention;

fig. 4 is a schematic top cross-sectional view of a fire extinguishing apparatus for a thermal aging test chamber according to the present invention.

Reference numbers in the figures: 1 experimental box, 2 sealing doors, 3 exhaust pipes, 4 control panels, 5 replacement doors, 6 melting plates, 7 protective frames, 8 heat insulation boxes, 9 adding pipes, 10 storage tanks, 11 placing cavities, 12 gas guide pipes, 13 heating wires, 14 separating plates, 15 experimental cavities, 16 temporary storage boxes, 17 drain pipes, 18 processing cavities and 19 gas outlet pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a fire extinguishing apparatus for a thermal aging test chamber comprises a test chamber 1, one side of the test chamber 1 is rotatably connected with a sealing door 2 through a hinge, one side of the sealing door 2 is provided with a test chamber 15 positioned in the test chamber 1, a partition plate 14 fixedly connected with the test chamber 1 is arranged in the test chamber 15, a heating wire 13 fixedly connected with the test chamber 1 is arranged under the partition plate 14, a replacement door 5 rotatably connected with the test chamber 1 is arranged on the upper side of the test chamber 15, a protection frame 7 fixedly connected with the test chamber 1 is arranged under the replacement door 5, a melting plate 6 is arranged in the protection frame 7, one side of the test chamber 1 is provided with a processing chamber 18, the top of the test chamber 1 is fixedly connected with an exhaust pipe 3 communicated with the test chamber 15, the other end of the exhaust pipe 3 extends into the processing chamber 18, an air outlet pipe 19 fixedly connected with the test chamber 1 is arranged on the upper side of, the bottom of the processing cavity 18 is fixedly connected with a drain pipe 17, the bottom of the experimental box 1 is provided with a placing cavity 11, a storage tank 10 fixedly connected with the experimental box 1 is arranged in the placing cavity 11, one side of the storage tank 10 is fixedly provided with a gas guide pipe 12 fixedly connected with a partition plate 14, when the experimental box works, a sample to be tested is placed on the partition plate 14 and then is heated through the work of a heater 13, the aging test with different temperatures is completed, when the sample is natural, the flame burning of the sample touches a melting plate 6, so that the melting plate 6 is melted or locally burnt, further, the fire extinguishing sand on the melting plate 6 falls down from the space between a protection frame 7 and the melting plate 6, the fire extinguishing sand is covered, oxygen is isolated, and the burning is blocked, when the mode cannot well block or the internal environment is still high and the possibility of re-burning still exists, through the control of a, make the high-pressure gas in the storage jar 10 enter into experimental cavity 15 through air duct 12 in, carry out the isolated discharge of oxygen when cooling, put out a fire, avoid after burning, wherein can set up carbon dioxide liquid or foam extinguishing agent raw materials in the storage jar 10, in all produced gas process blast pipe 3 reachs treatment chamber 18, be provided with the treatment fluid in the treatment chamber 18, handle gas, guarantee operational environment's clean and tidy.

A control panel 4 is arranged on one side of the experiment box 1, a heat insulation box 8 positioned in the experiment box 1 is arranged on one side of the control panel 4, the control panel 4 controls each operation in the device, and the heat insulation plate 8 ensures the safety and stability of the control elements in the device.

The air duct 12 is connected with an electromagnetic valve, the exhaust pipe 3 is connected with a pressure control valve, and the electromagnetic valve is used for switching on and off the pipeline.

An adding pipe 9 is fixedly connected with the storage tank 10, a valve is connected to the adding pipe 9, and the adding pipe 9 is used for adding raw materials to a certain extent.

The bottom of experimental box 1 is provided with temporary storage box 16, and one side of temporary storage box 16 is provided with experimental box 1 and rotates the operating door of connecting, and sealing door 2 adopts dual vacuum glass, changes one side fixedly connected with sealing strip of door 5. A certain auxiliary tool is arranged in the temporary storage box 16 to ensure that the work is carried out and the sealing strip is sealed to a certain extent.

The working principle is as follows: when the device works, a sample to be tested is placed on the partition plate 14, then the sample is heated through the operation of the heater 13, the aging test at different temperatures is completed, when the sample is natural, the flame burns and touches the melting plate 6, so that the melting plate 6 melts or partially burns, further fire extinguishing sand on the melting plate 6 falls down from the space between the protective frame 7 and the melting plate 6, the fire extinguishing sand covers, isolates oxygen and blocks combustion, when the fire extinguishing sand cannot be well blocked or the internal environment is high and the possibility of reburning still exists, high-pressure gas in the storage tank 10 enters the test cavity 15 through the gas guide pipe 12 through the control of the valve, the temperature is reduced while the oxygen is isolated and discharged, fire extinguishing is carried out, the reburning is avoided, wherein carbon dioxide liquid or foam extinguishing agent raw materials can be arranged in the storage tank 10, all generated gas reaches the treatment cavity 18 through the exhaust pipe 3, and treatment liquid is arranged in the treatment cavity 18 to treat the gas, so that the cleanness of the working environment is ensured.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A fire extinguishing device for a thermal ageing test box comprises a test box (1) and is characterized in that one side of the test box (1) is rotatably connected with a sealing door (2) through a hinge, one side of the sealing door (2) is provided with an experiment cavity (15) positioned in the test box (1), a partition plate (14) fixedly connected with the test box (1) is arranged in the experiment cavity (15), a heating wire (13) fixedly connected with the test box (1) is arranged under the partition plate (14), a replacement door (5) rotatably connected with the test box (1) is arranged on the upper side of the experiment cavity (15), a protection frame (7) fixedly connected with the test box (1) is arranged below the replacement door (5), a melting plate (6) is arranged in the protection frame (7), one side of the test box (1) is provided with a treatment cavity (18), the utility model discloses a laboratory box, including laboratory box (1), the top fixedly connected with of laboratory box (1) is linked together blast pipe (3) with laboratory box (15), and the other end of blast pipe (3) extends to in process chamber (18), the upside of process chamber (18) is provided with outlet duct (19) with laboratory box (1) fixed connection, the bottom fixedly connected with drain pipe (17) of process chamber (18), the bottom of laboratory box (1) is provided with places chamber (11), place chamber (11) in be provided with laboratory box (1) fixed connection's storage jar (10), one side of storage jar (10) is fixed with air duct (12) with division board (14) fixed connection.

2. The fire extinguishing apparatus for the thermal ageing test chamber according to claim 1, wherein a control panel (4) is provided at one side of the test chamber (1), and a heat insulation chamber (8) is provided in the test chamber (1) at one side of the control panel (4).

3. The fire extinguishing device for the thermal ageing test chamber according to claim 1, wherein the air duct (12) is connected with an electromagnetic valve, and the exhaust pipe (3) is connected with a pressure control valve.

4. The fire extinguishing apparatus for the thermal ageing test chamber, according to claim 1, wherein an adding pipe (9) is fixedly connected to the storage tank (10), and a valve is connected to the adding pipe (9).

5. The fire extinguishing apparatus for the thermal ageing test chamber, according to claim 1, wherein the bottom of the experimental chamber (1) is provided with a temporary storage chamber (16), and one side of the temporary storage chamber (16) is provided with an operation door rotatably connected with the experimental chamber (1).

6. The fire extinguishing device for the thermal ageing test chamber according to claim 1, wherein the sealing door (2) is made of double vacuum glass, and a sealing strip is fixedly connected to one side of the replacement door (5).