CN218211945U

CN218211945U - Electric automobile flame retardant property detector

Info

Publication number: CN218211945U
Application number: CN202222890426.1U
Authority: CN
Inventors: 郭金武; 李政国
Original assignee: Shandong Jujinlong Automobile Development Co ltd
Current assignee: Shandong Jujinlong Automobile Development Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-03
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to the technical field of flame-retardant experiments, in particular to a flame-retardant performance detector of an electric automobile, which can timely extinguish the fire of flame generated in the flame-retardant experiment process and has high safety and reliability; the experimental box is fixedly arranged at the upper end of the bottom plate through the support, a chamber is arranged in the experimental box, the upper end of the experimental box is provided with an opening, the lifting table is arranged at the lower part of the chamber of the experimental box, and the flame burner is arranged at the upper end of the lifting table; the device comprises a movable block, a spray head, a hose, an infrared thermometer, a moving device and a clamping device, wherein the clamping device is installed on an experiment box, the movable block is installed on the upper portion of a chamber of the experiment box through the moving device, the moving device is used for moving the movable block left and right, and the spray head is fixedly installed at the lower end of the movable block.

Description

Electric automobile flame retardant property detector

Technical Field

The utility model relates to a technical field of fire-retardant experiment especially relates to an electric automobile flame retardant property detector.

Background

Along with the development of the society in China and the improvement of the living standard of people, the environmental protection consciousness of people is stronger and stronger. Compared with the traditional fuel oil automobile, the new energy electric automobile is more and more popular among people because the pollution generated by the new energy electric automobile is less. The battery is the only power source of electric automobile, and there is the risk that takes place the short circuit and cause thermal runaway in the battery use simultaneously, so the battery box that is used for placing the battery must have certain fire behaviour, so the battery box on the electric automobile need draw several groups of samples before leaving the factory and carry out fire behaviour and detect.

In the prior art, the tester for flame retardancy of automotive interior materials, which is disclosed by the patent application number of "CN201921232777.5", comprises a tester, wherein an opening is formed in the top end of the tester, the opening is communicated with an inner cavity of the tester, a clamping groove is formed in the opening, a rectangular frame is movably connected in the clamping groove, two clamping blocks are arranged at the bottom of the rectangular frame, a filter screen, an acid mist filtering device and a heavy metal filtering device are arranged in the rectangular frame, movable grooves are formed in the tops of the left side wall and the right side wall of the clamping groove, limiting blocks are movably connected in the movable grooves, and a suction fan is movably connected to the bottom end of the rectangular frame through fixing lugs; when the automobile flame-retardant testing device is used, automobile materials to be detected are placed in the testing instrument for flame-retardant testing, and then smoke generated in the combustion process is processed through the filter screen and the filtering device.

It discovers in the use that it can handle the smog that the combustion process produced voluntarily, but it lacks special extinguishing device, and at the in-process of fire-retardant experiment, in case the material that awaits measuring takes place the burning, its can not be timely put out a fire to the material that awaits measuring, leads to the intensity of a fire out of control to produce danger easily, so need an electric automobile fire behaviour detection device from taking extinguishing device.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a flame to producing in the fire-retardant experimentation that can be timely puts out a fire, electric automobile flame retardant property detector that security and reliability are high.

The utility model discloses a flame retardant property detector of an electric automobile, which comprises a bottom plate, a bracket, an experimental box, a lifting table and a flame burner, wherein the experimental box is fixedly arranged at the upper end of the bottom plate through the bracket, a chamber is arranged inside the experimental box, the upper end of the experimental box is an opening, the lifting table is arranged at the lower part of the chamber of the experimental box, and the flame burner is arranged at the upper end of the lifting table; the device comprises a movable block, a spray head, a hose, an infrared thermometer, a moving device and a clamping device, wherein the clamping device is installed on an experiment box; the method comprises the steps of connecting an input end of a hose with an output end of an external water pump, then connecting an input end of the water pump with an external water source, when the battery box of the electric automobile is subjected to a flame-retardant experiment, clamping and fixing the battery box through a clamping device in a cavity of the experiment box, then opening a lifting table, driving a flame burner to adjust the height by the lifting table until the distance between the flame burner and the battery box is a distance suitable for combustion, then starting the flame burner to heat and combust the battery box, then starting an infrared thermometer to monitor the temperature of the battery box until the battery box just burns, then observing the temperature of the battery box displayed on the infrared thermometer, so that the flame-retardant performance of the battery box at high temperature can be deduced, then starting the water pump, enabling water in the external water source to enter a nozzle through the water pump and the hose in sequence, then spraying the water onto the battery box through the nozzle to extinguish a fire, then starting a moving device, driving a moving block to move left and right, enabling the nozzle to uniformly spray water to the left and right parts of the battery box in the process of extinguishing, and carrying out a fire-retardant experiment safety block in time.

Preferably, the moving device comprises two groups of fixed rods, a motor A and a reciprocating lead screw, the two groups of fixed rods are respectively and fixedly arranged at the front part and the rear part of the chamber of the experiment box, the motor A is fixedly arranged at the right end of the experiment box, the reciprocating lead screw is rotatably arranged at the upper part of the experiment box, the right end of the reciprocating lead screw is connected with the output end of the motor A, the moving block is arranged on the two groups of fixed rods in a left-right sliding manner, and the moving block is in threaded connection with the reciprocating lead screw; the motor A is started, the motor A drives the reciprocating lead screw to rotate, the rotating reciprocating lead screw drives the moving block to move left and right, the moving block drives the spray head to move left and right, and water is uniformly sprayed on the left part and the right part of the battery box to extinguish fire in the process of moving the spray head left and right; the fire extinguishing is more thorough.

Preferably, the clamping device comprises a pushing device, a connecting plate, two groups of rotating shafts, two groups of clamping plates, a plurality of groups of bolts and a motor B, the connecting plate is arranged at the right part of the experiment box through the pushing device, the pushing device is used for moving the connecting plate left and right, the two groups of rotating shafts are respectively and rotatably arranged at the left part of the experiment box and the connecting plate, the two groups of rotating shafts are coaxial, the two groups of clamping plates are respectively and fixedly arranged on the two groups of rotating shafts, the plurality of groups of bolts are respectively and spirally arranged at the upper parts of the two groups of rotating shafts, the left end of the left rotating shaft is connected with the output end of the motor B, and the motor B is fixedly arranged at the left end of the experiment box; when a battery box is clamped, firstly, a pushing device is opened, the pushing device enables a connecting plate to drive a right rotating shaft to move leftwards, the right rotating shaft drives a right clamping plate to move leftwards, after the distance between the two groups of clamping plates is matched with the width of the battery box, the battery box is placed on the two groups of clamping plates, then a plurality of groups of bolts are rotated, the left part and the right part of the battery box are tightly pressed and fixed on the two groups of clamping plates through the plurality of groups of rotating bolts, a flame burner heats the battery box, meanwhile, a motor B is opened, the motor B drives the left rotating shaft to rotate, the battery box is rotated through the left clamping plate, and the battery box is uniformly heated by the flame burner in the rotating process; the upper part and the lower part of the flame burner can be uniformly heated, so that the flame burner is convenient to flame-retardant detect.

Preferably, the pushing device comprises a cylinder A, a push rod and two groups of sliding rods, the cylinder A is fixedly arranged at the right end of the experiment box, the push rod is arranged on the cylinder A, the push rod is arranged on the experiment box in a left-right sliding manner, the two groups of sliding rods are arranged at the right part of the experiment box in a left-right sliding manner, and the connecting plate is fixedly arranged at the left ends of the push rod and the two groups of sliding rods; the air cylinder A is opened, the air cylinder A drives the push rod to move leftwards, the push rod enables the rotating shaft on the right side to drive the clamping plates on the right side to move leftwards through the connecting plate, and the distance between the two groups of clamping plates is matched with the width of the battery box; because the distance between two sets of splint can be adjusted, so it can be fixed to the battery box clamp of different width, convenient to use, and the limitation is low.

Preferably, the device also comprises a sealing device, wherein the sealing device is arranged at the upper part of the experimental box and is used for sealing the opening at the upper end of the chamber of the experimental box; the sealing device comprises a supporting frame, an air cylinder B, a pushing rod, a sealing plate and sliding rails, wherein the supporting frame is fixedly arranged at the upper part of the experimental box; when the battery box in the laboratory box chamber takes place to burn, open cylinder B, cylinder B makes the closing plate descend through the catch bar, detains the upper end of laboratory box to the closing plate, and isolated outside oxygen has improved the effect of putting out a fire in getting into the laboratory box chamber.

Preferably, the experimental box is provided with an observation window; through the arrangement, the monitoring of the flame-retardant experiment in the chamber of the experiment box is facilitated, and the convenience is improved.

Preferably, the surfaces of the two groups of clamping plates are both provided with high-temperature resistant coatings; through the arrangement, the high temperature resistance of the two groups of clamping plates is improved, and the service life of the two groups of clamping plates is prolonged.

Compared with the prior art, the beneficial effects of the utility model are that: can put out a fire to fire-retardant experiment in time, the security is high.

Drawings

FIG. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is a schematic structural diagram of the experimental box, the lifting platform, the motor B and the like;

FIG. 3 is a schematic structural view of a cylinder B, a push rod, a slide rail and the like;

fig. 4 is a schematic front view of the present invention;

fig. 5 is a schematic structural diagram of a moving block, a fixed rod, a motor a and the like;

FIG. 6 is a schematic structural view of a cylinder A, a push rod, a connecting plate and the like;

in the drawings, the reference numbers: 1. a base plate; 2. a support; 3. an experimental box; 4. a lifting platform; 5. a flame burner; 6. a moving block; 7. a spray head; 8. a hose; 9. an infrared thermometer; 10. fixing the rod; 11. a motor A; 12. a reciprocating screw; 13. a connecting plate; 14. a rotating shaft; 15. a splint; 16. a bolt; 17. a motor B; 18. a cylinder A; 19. a push rod; 20. a slide bar; 21. a support frame; 22. a cylinder B; 23. a push rod; 24. a sealing plate; 25. a slide rail; 26. and (4) an observation window.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1 to 6, the utility model discloses an electric automobile flame retardant property detector includes bottom plate 1, support 2, experimental box 3, elevating platform 4, flame burner 5, the movable block 6, shower nozzle 7, hose 8, infrared radiation thermometer 9, clamping device and sealing device, two sets of dead levers 10, motor A11 and reciprocal lead screw 12, experimental box 3 passes through support 2 fixed mounting in bottom plate 1 upper end, experimental box 3's inside is provided with the chamber, experimental box 3's upper end is the opening, elevating platform 4 installs the lower part at experimental box 3 chamber, flame burner 5 installs in elevating platform 4 upper end, shower nozzle 7 fixed mounting is at movable block 6 lower extreme, the input of shower nozzle 7 is connected with the output of hose 8, infrared radiation thermometer 9 installs in experimental box 3's chamber, clamping device installs on experimental box 3, two sets of dead levers 10 are fixed mounting respectively in the front and back two parts of experimental box 3 chamber, motor A11 fixed mounting is at experimental box 3's right-hand member, reciprocal lead screw 12 rotates and installs in experimental box 3's upper portion, lead screw 12's right-hand member is connected with motor A11's output, movable block 6 right-hand sliding installs on two sets of dead levers 10, reciprocating screw 12 and sealing device for the chamber, reciprocating screw sealing device for the experimental box 3 upper end.

As shown in fig. 2 and fig. 6, the clamping device includes a connecting plate 13, two sets of rotating shafts 14, two sets of clamping plates 15, a plurality of sets of bolts 16, a motor B17, a cylinder a18, a push rod 19 and two sets of sliding rods 20, wherein the two sets of rotating shafts 14 are respectively rotatably installed on the left portion of the experiment box 3 and the connecting plate 13, the two sets of rotating shafts 14 are coaxial, the two sets of clamping plates 15 are respectively fixedly installed on the two sets of rotating shafts 14, the upper portions of the two sets of rotating shafts 14 are respectively screwed with the plurality of sets of bolts 16, the left end of the left rotating shaft 14 is connected with the output end of the motor B17, the motor B17 is fixedly installed at the left end of the experiment box 3, the cylinder a18 is fixedly installed at the right end of the experiment box 3, the push rod 19 is arranged on the experiment box 3 in a left-right sliding manner, the two sets of sliding rods 20 are respectively installed at the right portion of the experiment box 3 in a left-right sliding manner, and the connecting plate 13 is fixedly installed at the left ends of the push rod 19 and the two sets of sliding rods 20.

As shown in fig. 3 and 4, the sealing device includes a support frame 21, an air cylinder B22, a push rod 23, a sealing plate 24 and slide rails 25, the support frame 21 is fixedly installed at the upper portion of the experimental box 3, the air cylinder B22 is fixedly installed at the upper end of the support frame 21, the push rod 23 is vertically slidably installed on the support frame 21, the sealing plate 24 is fixedly installed at the lower end of the push rod 23, the lower ends of two sets of slide rails 25 are both fixedly installed on the sealing plate 24, and the two sets of slide rails 25 are both vertically slidably installed on the support frame 21.

The utility model discloses an electric automobile flame retardant property detector, it is at the during operation, connect the input of hose 8 with the output of outside water pump, later connect the input of water pump with outside water source, it is when carrying out fire-retardant experiment to electric automobile's battery box, at first pass through the battery box 3 indoor clamping device centre gripping fixed of laboratory box, then open elevating platform 4, elevating platform 4 drives flame burner 5 height-adjusting, distance between flame burner 5 and the battery box is the distance that is fit for the burning, then open flame burner 5, make flame burner 5 heat the burning to the battery box, then open infrared thermometer 9, make infrared thermometer 9 monitor the temperature of battery box, the burning has just taken place to the battery box, then observe the temperature of the battery box that shows on infrared thermometer 9, can surmise the flame retardant property of battery box under high temperature, then will open the water pump, make water in the outside water source get into in shower nozzle 7 through water pump and hose 8 in proper order, later water sprays on the battery box through shower nozzle 7 and put out a fire the battery, then open motor A11, the reciprocating spray nozzle of mobile block 6 that the motor A11 drives the reciprocating screw nozzle that the mobile block 7 that moves about the rotating water of moving block drives, the rotating process that the mobile screw nozzle drives the mobile block 7 that moves about the battery box and moves about the shower nozzle 7 drives evenly to spray; can put out a fire to fire-retardant experiment in time, the security is high.

When the clamping device is used, the air cylinder A18 is opened, the air cylinder A18 drives the push rod 19 to move leftwards, the push rod 19 enables the right rotating shaft 14 to drive the right clamping plate 15 to move leftwards through the connecting plate 13, the distance between the two groups of clamping plates 15 is matched with the width of the battery box, then the battery box is placed on the two groups of clamping plates 15, then the plurality of groups of bolts 16 are rotated, the left part and the right part of the battery box are tightly pressed and fixed on the two groups of clamping plates 15 through the plurality of groups of rotated bolts 16, the flame burner 5 heats the battery box, the motor B17 is opened, the motor B17 drives the left rotating shaft 14 to rotate, the left rotating shaft 14 enables the battery box to rotate through the left clamping plate 15, and the battery box is uniformly heated by the flame burner 5 in the rotating process; the upper part and the lower part of the flame burner 5 can be uniformly heated, and the flame-retardant detection of the flame burner 5 is facilitated.

Sealing device is when using, when 3 cell boxes in the chamber of experimental box take place the burning, opens cylinder B22, and cylinder B22 makes closing plate 24 descend through catch bar 23, detains experimental box 3's upper end to closing plate 24, and isolated outside oxygen gets into 3 chambers of experimental box, has improved the effect of putting out a fire.

The installation mode, the connection mode or the setting mode of the flame retardant performance detector of the electric automobile of the utility model are common mechanical modes, and the flame retardant performance detector can be implemented as long as the beneficial effects can be achieved; the utility model discloses an electric automobile flame retardant property detector's elevating platform 4, flame burner 5, infrared radiation thermometer 9, reciprocal lead screw 12, motor B17, slide bar 20, cylinder B22 and observation window 26 are purchase on the market, and technical staff only need install and operate according to its subsidiary service instruction in this industry can, and need not the technical staff in this field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention is understood according to the specific circumstances.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The electric automobile flame retardant property detector comprises a bottom plate (1), a support (2), an experiment box (3), a lifting table (4) and a flame burner (5), wherein the experiment box (3) is fixedly arranged at the upper end of the bottom plate (1) through the support (2), a chamber is arranged inside the experiment box (3), the upper end of the experiment box (3) is provided with an opening, the lifting table (4) is arranged at the lower part of the chamber of the experiment box (3), and the flame burner (5) is arranged at the upper end of the lifting table (4); the device is characterized by further comprising a moving block (6), a sprayer (7), a hose (8), an infrared thermometer (9), a moving device and a clamping device, wherein the clamping device is installed on the experiment box (3), the moving block (6) is installed on the upper portion of a chamber of the experiment box (3) through the moving device, the moving device is used for moving the moving block (6) left and right, the sprayer (7) is fixedly installed at the lower end of the moving block (6), the input end of the sprayer (7) is connected with the output end of the hose (8), and the infrared thermometer (9) is installed in the chamber of the experiment box (3).

2. The flame retardant property detector of claim 1, wherein the moving device comprises two sets of fixed rods (10), a motor A (11) and a reciprocating screw (12), the two sets of fixed rods (10) are respectively and fixedly installed at the front and rear parts of the chamber of the experimental box (3), the motor A (11) is fixedly installed at the right end of the experimental box (3), the reciprocating screw (12) is rotatably installed at the upper part of the experimental box (3), the right end of the reciprocating screw (12) is connected with the output end of the motor A (11), the moving block (6) is slidably installed on the two sets of fixed rods (10) from left to right, and the moving block (6) is screwed with the reciprocating screw (12).

3. The flame retardant property detector of claim 1, wherein the holding device comprises a pushing device, a connecting plate (13), two sets of rotating shafts (14), two sets of clamping plates (15), a plurality of sets of bolts (16) and a motor B (17), the connecting plate (13) is installed at the right part of the experimental box (3) through the pushing device, the pushing device is used for moving the connecting plate (13) left and right, the two sets of rotating shafts (14) are respectively rotatably installed at the left part of the experimental box (3) and the connecting plate (13), the two sets of rotating shafts (14) are coaxial, the two sets of clamping plates (15) are respectively fixedly installed at the two sets of rotating shafts (14), the plurality of sets of bolts (16) are respectively screwed at the upper parts of the two sets of rotating shafts (14), the left end of the left rotating shaft (14) is connected with the output end of the motor B (17), and the motor B (17) is fixedly installed at the left end of the experimental box (3).

4. The flame retardant property detector of claim 3, wherein the pushing means comprises a cylinder A (18), a push rod (19) and two sets of sliding rods (20), the cylinder A (18) is fixedly installed at the right end of the experimental box (3), the push rod (19) is installed on the cylinder A (18), the push rod (19) is installed on the experimental box (3) in a left-right sliding manner, both sets of sliding rods (20) are installed at the right part of the experimental box (3) in a left-right sliding manner, and the connecting plate (13) is fixedly installed at the left ends of the push rod (19) and the two sets of sliding rods (20).

5. The flame retardancy detector of claim 1, further comprising a sealing means installed at an upper portion of the experimental box (3), the sealing means sealing an opening at an upper end of the chamber of the experimental box (3); the sealing device comprises a supporting frame (21), an air cylinder B (22), a push rod (23), a sealing plate (24) and sliding rails (25), wherein the supporting frame (21) is fixedly installed on the upper portion of the experimental box (3), the air cylinder B (22) is fixedly installed on the upper end of the supporting frame (21), the push rod (23) is vertically and slidably installed on the supporting frame (21), the sealing plate (24) is fixedly installed at the lower end of the push rod (23), the lower ends of the two groups of sliding rails (25) are fixedly installed on the sealing plate (24), and the two groups of sliding rails (25) are vertically and slidably installed on the supporting frame (21).

6. The detector of claim 1, wherein the experimental box (3) is provided with an observation window (26).

7. The detector of claim 3, wherein the surfaces of the two clamping plates (15) are provided with high temperature resistant coatings.