CN217543014U

CN217543014U - Mask flame retardance tester

Info

Publication number: CN217543014U
Application number: CN202221400805.1U
Authority: CN
Inventors: 盛懂鸿
Original assignee: Macheng Thimble Technology Investment Co ltd
Current assignee: Macheng Thimble Technology Investment Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-10-04
Anticipated expiration: 2032-06-07

Abstract

The utility model provides a mask fire resistance tester, relates to the mask test field, including box, head die installation mechanism and ignition mechanism, one side of the box inside is equipped with head die installation mechanism, the opposite side of the box inside is equipped with ignition mechanism, ignition mechanism is located the side below of head die installation mechanism, the top of box is equipped with exhaust mechanism, head die installation mechanism includes installation storehouse, drive assembly, movable plate, rotating assembly, fixed block and head die installation piece, the installation storehouse is fixed on the inner wall of box one side, one side of installation storehouse is equipped with the movable plate; the utility model discloses a head die installation piece is used for the installation of head die fixed, and the head die that rethread drive assembly will be located ignition mechanism top removes to one side that is close to the door, through rotating assembly with head die clockwise rotation 90 degrees can be with head die follow box internal back-out to make things convenient for the tester to change the gauze mask.

Description

Mask flame retardance tester

Technical Field

The utility model relates to a gauze mask test technical field especially relates to a gauze mask fire resistance tester.

Background

The flame retardant performance testing instrument for the medical mask is mainly used for testing the flame retardant performance of the medical mask and all protective masks. The testing principle is that a tested mask sample is mounted on a head model frame in a simulated actual use state, the mask sweeps over an igniter with constant flame height and flame temperature along with a head model at a certain linear speed, the burning condition of the mask is observed, and the follow-up burning and smoldering time of the mask sample after being contacted with flame are recorded, so that whether the mask is qualified is judged;

traditional gauze mask tester needs the tester to hang the gauze mask on head model appearance frame when using, but because the inside space of test box is narrow and small, inconvenient wears the gauze mask on the head model, simultaneously because the box after the test is inside to be toasted influence temperature higher, so when changing need wait the incasement cooling to change again, comparatively waste time influences detection efficiency, consequently the utility model provides a gauze mask fire resistance tester is in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a gauze mask fire resistance tester, this gauze mask fire resistance tester pass through the installation that first mould installation piece is used for the head mould fixed, and the head mould that rethread drive assembly will be located the ignition mechanism top removes to one side that is close to the door, rotates 90 degrees clockwise with the head mould through rotating assembly and can be followed the box with the head mould and unscrew to make things convenient for the tester to change the gauze mask.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: the utility model provides a gauze mask fire resistance tester, includes box, head die installation mechanism and ignition mechanism, one side of box inside is equipped with head die installation mechanism, the opposite side of box inside is equipped with ignition mechanism, ignition mechanism is located head die installation mechanism's side below, the top of box is equipped with exhaust mechanism, head die installation mechanism is including installation storehouse, drive assembly, movable plate, runner assembly, fixed block and head die installation piece, the installation storehouse is fixed on the inner wall of box one side, one side of installation storehouse is equipped with the movable plate, the inside in installation storehouse is equipped with the drive assembly who drives the movable plate and remove, the fixed block is installed through runner assembly in the top of movable plate one end, one side and head die installation board fixed connection of fixed block.

The further improvement lies in that: the rotating assembly comprises a first motor and a rotating shaft, the first motor is located at the bottom of the moving plate, one end of the rotating shaft penetrates through the moving plate through a bearing and then is fixedly connected with the output end of the motor, and the upper end of the rotating shaft is fixedly connected with the bottom of the fixed plate.

The further improvement lies in that: the drive assembly includes spout, threaded rod, second motor, nut cover and connecting plate, the threaded rod is installed to the internal rotation in installation storehouse, the threaded rod passes through second motor drive, one side in installation storehouse is equipped with the spout, be equipped with the nut cover on the threaded rod, the fixed connecting plate that is equipped with in one side of nut cover, the one end of connecting plate pass behind the spout with movable plate fixed connection.

The further improvement lies in that: ignition mechanism includes air inlet valve, air inlet, hose, installing frame, combustion nozzle and lifting unit, one side of box outer wall is equipped with the air inlet valve, one side of air inlet valve is equipped with the air inlet, the opposite side of air inlet valve passes through the hose and is connected with the combustion nozzle who is located the box inside, the outside cover of combustion nozzle is equipped with the installing frame, the inboard of installing frame is equipped with the bracing piece, the one end of bracing piece and combustion nozzle's outer wall fixed connection, the below of installing frame is equipped with the lifting unit who drives combustion nozzle and reciprocate.

The further improvement lies in that: the lifting assembly comprises electric lifting rods, wherein four groups of electric lifting rods are arranged at one end of each electric lifting rod and fixedly connected with four corners of the bottom of the mounting frame.

The further improvement is that: the exhaust subassembly includes blast pipe, air exhauster, filter and dust cover, the top of box is run through and is provided with the blast pipe, the inside of blast pipe is equipped with the air exhauster, the top of air exhauster is equipped with the filter, be equipped with the fixture block on the outer wall of filter, be equipped with the draw-in groove on the inner wall of blast pipe upper end, the fixture block card is gone into the draw-in groove and is made the inner wall sliding connection of filter and blast pipe, the top demountable installation of blast pipe has the dust cover.

The further improvement lies in that: the front side of box is equipped with the door, one side of door is equipped with control panel, control panel and first motor, second motor, air exhauster and burner nozzle electric connection.

The utility model has the advantages that: the utility model discloses a first mould installation piece is used for the installation of first mould fixed, and the rethread drive assembly will be located the first mould of ignition mechanism top and remove to one side that is close to the door, rotates the first mould clockwise 90 degrees through rotating assembly and can follow the box with the first mould and screw out to make things convenient for the tester to change the gauze mask, also need not to deepen the storehouse body with the hand again during change simultaneously, and then need not to cool off box inside again, thereby the change time that has significantly reduced has increased detection efficiency.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic view of the exhaust mechanism of the present invention.

Fig. 3 is a schematic view of the head module mounting block according to the present invention.

Fig. 4 is a schematic view of the drive assembly of the present invention.

Wherein: 1. a box body; 2. installing a bin; 3. moving the plate; 4. a fixed block; 5. a head die mounting block; 6. a first motor; 7. a rotating shaft; 8. a chute; 9. a threaded rod; 10. a second motor; 11. a nut sleeve; 12. a connecting plate; 13. an intake valve; 14. an air inlet; 15. a hose; 16. installing a frame; 17. a combustion nozzle; 18. a support bar; 19. an electric lifting rod; 20. an exhaust pipe; 21. an exhaust fan; 22. a filter plate; 23. a dust cover; 24. a card slot; 25. a clamping block; 26. a bin gate; 27. a control panel.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments are combined to further detail the present invention, and the present embodiment is only used to explain the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to fig. 1, 2, 3, 4 show, this embodiment has proposed a gauze mask fire resistance tester, including box 1, head model installation mechanism and ignition mechanism, one side of the inside of box 1 is equipped with head model installation mechanism, the opposite side of the inside of box 1 is equipped with ignition mechanism, ignition mechanism is located head model installation mechanism's side below, the top of box 1 is equipped with exhaust mechanism, head model installation mechanism is including installing storehouse 2, drive assembly, movable plate 3, runner assembly, fixed block 4 and head model installation piece 5, install storehouse 2 and fix on the inner wall of box 1 one side, one side of installing storehouse 2 is equipped with movable plate 3, the inside of installing storehouse 2 is equipped with the drive assembly that drives 3 removal, fixed block 4 is installed through movable plate runner assembly in the top of 3 one end of movable plate, one side and head model installation board fixed connection of fixed block 4, this device when using, install fixedly through head model installation piece 5 the head model, the tester wears the head model when testing on the head model, tests the gauze mask through ignition mechanism, and the head model installation piece fixed block 4 can be changed through the drive assembly removal, and then change the head model removal control, the change the head model outside the mouth mask 90, thereby the rotation efficiency of the test personnel can be changed, the change the head model, the mouth mask, the rotation efficiency of the rotation degree of the mouth mask 1 is reduced.

The runner assembly includes first motor 6 and pivot 7, first motor 6 is located the bottom of movable plate 3, the one end of pivot 7 run through behind the movable plate 3 through the bearing with the output fixed connection of motor, the upper end of pivot 7 and the bottom fixed connection of fixed plate, through starting first motor 6, first motor 6 drives pivot 7 and rotates, and pivot 7 can drive fixed block 4 and rotate to drive head die installation piece 5 and rotate, and head die and 5 fixed connection of head die installation piece, thereby make the head die rotate in step.

The driving assembly comprises a sliding groove 8, a threaded rod 9, a second motor 10, a nut sleeve 11 and a connecting plate 12, the threaded rod 9 is installed on the inner rotating portion of the installation bin 2, the threaded rod 9 is driven by the second motor 10, the sliding groove 8 is formed in one side of the installation bin 2, the nut sleeve 11 is arranged on the threaded rod 9, the connecting plate 12 is fixedly arranged on one side of the nut sleeve 11, one end of the connecting plate 12 penetrates through the sliding groove 8 and then is fixedly connected with the movable plate 3, the second motor 10 is started to drive the threaded rod 9 to rotate, the nut sleeve 11 moves on the threaded rod 9, the connecting plate 12 is driven to move in the sliding groove 8, the connecting plate 12 drives the movable plate 3 to move, and the fixed head die above the movable plate 3 is driven to move.

Ignition mechanism includes air inlet valve 13, air inlet 14, hose 15, installing frame 16, burning nozzle 17 and lifting unit, one side of 1 outer wall of box is equipped with air inlet valve 13, one side of air inlet valve 13 is equipped with air inlet 14, air inlet valve 13's opposite side is passed through hose 15 and is connected with the burning nozzle 17 that is located box 1 inside, burning nozzle 17's outside cover is equipped with installing frame 16, the inboard of installing frame 16 is equipped with bracing piece 18, the one end of bracing piece 18 and burning nozzle 17's outer wall fixed connection, the below of installing frame 16 is equipped with the lifting unit who drives burning nozzle 17 and reciprocate, and through the air inlet 14 intercommunication with outside air supply and air inlet valve 13, air inlet valve 13 is connected with burning nozzle 17 again through hose 15, carries out fire-retardant test to the gauze mask through burning nozzle 17, and the setting up of installing frame 16 cooperation bracing piece 18 can support burning nozzle 17 simultaneously to guarantee burning nozzle 17's stability.

The lifting unit includes electric lift rod 19, electric lift rod 19 is equipped with four groups, four groups electric lift rod 19's one end and the four corners department fixed connection of 16 bottoms of installing frame thereby promote installing frame 16 through starting electric lift rod 19 and reciprocate to drive combustion nozzle 17 and reciprocate, and then adjust the distance between combustion nozzle 17 and the gauze mask, guarantee the test effect of this device.

The exhaust subassembly includes blast pipe 20, air exhauster 21, filter 22 and dust cover 23, the top of box 1 is run through and is provided with blast pipe 20, the inside of blast pipe 20 is equipped with air exhauster 21, the top of air exhauster 21 is equipped with filter 22, be equipped with fixture block 25 on the outer wall of filter 22, be equipped with draw-in groove 24 on the inner wall of blast pipe 20 upper end, fixture block 25 card goes into draw-in groove 24 and makes filter 22 and blast pipe 20's inner wall sliding connection, the top demountable installation of blast pipe 20 has dust cover 23, takes waste gas out from box 1 through air exhauster 21, and rethread filter 22 filters the back and discharges from blast pipe 20, reduces exhaust pollution, and when changing filter 22, only need dust cover 23 earlier, separates fixture block 25 and draw-in groove 24 on the filter 22 again to pull down filter 22, and change filter 22, easy operation, simple to operate.

The front side of box 1 is equipped with door 26, one side of door 26 is equipped with control panel 27, control panel 27 and first motor 6, second motor 10, air exhauster 21 and combustion nozzle 17 electric connection.

This gauze mask fire resistance tester installs fixedly through head die installation piece 5 to the head die, tester wears the gauze mask on the head die when testing, when carrying out the gauze mask change, start second motor 10, second motor 10 drives threaded rod 9 and rotates, nut cover 11 moves on threaded rod 9, thereby it removes in spout 8 to drive connecting plate 12, and connecting plate 12 drives movable plate 3 again and removes, thereby it removes to door 26 department to drive the fixed head die in 3 tops of movable plate, the rethread starts first motor 6, first motor 6 drives pivot 7 and rotates, pivot 7 can drive fixed block 4 and rotate, thereby it rotates to drive head die installation piece 5, and head die and 5 fixed connection of head die installation piece, thereby with the head die from storehouse internal portion roll-out, conveniently change.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a gauze mask fire resistance tester, includes box (1), head die installation mechanism and ignition mechanism, its characterized in that: the utility model discloses a novel plastic injection molding machine, including box (1), box (1) inside one side is equipped with head former installation mechanism, the opposite side of box (1) inside is equipped with ignition mechanism, ignition mechanism is located head former installation mechanism's side below, the top of box (1) is equipped with exhaust mechanism, head former installation mechanism includes installation bin (2), drive assembly, movable plate (3), runner assembly, fixed block (4) and head former installation piece (5), installation bin (2) are fixed on the inner wall of box (1) one side, one side of installation bin (2) is equipped with movable plate (3), the inside of installation bin (2) is equipped with the drive assembly who drives movable plate (3) and remove, fixed block (4) are installed through runner assembly to the top of movable plate (3) one end, one side and head former mounting panel fixed connection of fixed block (4).

2. The mask flame retardancy tester of claim 1, wherein: the rotating assembly comprises a first motor (6) and a rotating shaft (7), the first motor (6) is located at the bottom of the moving plate (3), one end of the rotating shaft (7) penetrates through the moving plate (3) through a bearing and then is fixedly connected with the output end of the motor, and the upper end of the rotating shaft (7) is fixedly connected with the bottom of the fixing plate.

3. A mask flame retardancy tester according to claim 2, wherein: the drive assembly comprises a sliding groove (8), a threaded rod (9), a second motor (10), a nut sleeve (11) and a connecting plate (12), the threaded rod (9) is installed on the inner rotating portion of the installation bin (2), the threaded rod (9) is driven by the second motor (10), the sliding groove (8) is formed in one side of the installation bin (2), the nut sleeve (11) is arranged on the threaded rod (9), the connecting plate (12) is fixedly arranged on one side of the nut sleeve (11), and one end of the connecting plate (12) is fixedly connected with the moving plate (3) after passing through the sliding groove (8).

4. The mask flame retardancy tester of claim 3, wherein: ignition mechanism includes air inlet valve (13), air inlet (14), hose (15), installing frame (16), combustion nozzle (17) and lifting unit, one side of box (1) outer wall is equipped with air inlet valve (13), one side of air inlet valve (13) is equipped with air inlet (14), the opposite side of air inlet valve (13) is passed through hose (15) and is connected with combustion nozzle (17) that are located box (1) inside, the outside cover of combustion nozzle (17) is equipped with installing frame (16), the inboard of installing frame (16) is equipped with bracing piece (18), the one end of bracing piece (18) and the outer wall fixed connection of combustion nozzle (17), the below of installing frame (16) is equipped with the lifting unit that drives combustion nozzle (17) and reciprocate.

5. The mask flame retardancy tester of claim 4, wherein: the lifting assembly comprises electric lifting rods (19), wherein four groups of electric lifting rods (19) are arranged, and one end of each electric lifting rod (19) is fixedly connected with the four corners of the bottom of the mounting frame (16).

6. The mask flame retardancy tester of claim 4, wherein: exhaust mechanism includes blast pipe (20), air exhauster (21), filter (22) and dust cover (23), the top of box (1) is run through and is provided with blast pipe (20), the inside of blast pipe (20) is equipped with air exhauster (21), the top of air exhauster (21) is equipped with filter (22), be equipped with fixture block (25) on the outer wall of filter (22), be equipped with draw-in groove (24) on the inner wall of blast pipe (20) upper end, the inner wall sliding connection of draw-in groove (24) messenger filter (22) and blast pipe (20) is gone into to fixture block (25) card, the top demountable installation of blast pipe (20) has dust cover (23).

7. The mask flame retardancy tester of claim 6, wherein: the front side of box (1) is equipped with door (26), one side of door (26) is equipped with control panel (27), control panel (27) and first motor (6), second motor (10), air exhauster (21) and combustion nozzle (17) electric connection.