CN109061037B - A medical gauze mask flame retardant test device for laboratory - Google Patents
A medical gauze mask flame retardant test device for laboratory Download PDFInfo
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Abstract
The invention provides a medical mask flame-retardant testing device for a laboratory, which comprises a base frame, a combustion testing cylinder, a drawer slot, a dust receiving drawer, a traction connecting clamping groove and a supporting and positioning shaft, wherein six idler wheels are symmetrically supported at the bottom of the base frame, an air cylinder and the combustion testing cylinder are supported at the top end of the left half part of the base frame at intervals, and a track and a driving motor are arranged on the top end screw locking support of the right half part of the base frame; the invention relates to a combustion testing cylinder, which is characterized in that openings at the left end and the right end of the combustion testing cylinder are provided with a round cover plate respectively through screw locking and plugging covers, wherein the right cover plate is provided with ten ventilation strip grooves which are vertically and symmetrically penetrated through, the middle position of the circumferential outer wall at the top end of the combustion testing cylinder is provided with a taking and placing opening in a penetrating way, and a transparent plastic arc-shaped cover plate is arranged on the taking and placing opening in a rotary hinged cover.
Description
Technical Field
The invention belongs to the technical field of flame-retardant testing equipment, and particularly relates to a medical mask flame-retardant testing device for a laboratory.
Background
The medical mask flame retardant property test device is mainly used for detecting the flame retardant property of related articles, is mainly used for detecting the flame retardant property of articles such as clothing fabrics, decorative fabrics, tent fabrics, protective clothing, rubber/plastics and products thereof with flame retardant requirements, and can be widely applied to polymer material production enterprises, printing and dyeing industry enterprises, inspection departments, scientific research units, textile institutions and the like.
Through search of patents with the patent number of CN200710115427.6, for example, an instrument for testing the flame retardant property of a medical mask is disclosed, which belongs to the technical field of testing instruments. The device is used for testing the flame retardant property of medical masks and all protective masks and is formed by connecting a combustion testing mechanism and a control mechanism, wherein the combustion testing mechanism is a combustion testing box with a transparent observation door, and a head model frame moving device, an ignition device, a flame temperature sensing device, a flame height measuring device and a combustion device are arranged in the combustion testing box; the control mechanism comprises a flame temperature display instrument, a gas pressure adjusting device, a flame height adjusting knob, a head die movement control key, an ignition switch and other function control keys. The invention adopts special human head model frame, automatic control of each movement and test part of the instrument, special structural design of a specific gas source igniter, special control of a gas supply pipeline and the like to complete the whole test process. The test device has the advantages of simple structure, convenient use, safety, reliability, high test efficiency, test cost, technical advancement and test precision reaching advanced levels and high cost performance.
Based on above-mentioned patent and combine prior art inventor discovery, current equipment can carry out conventional fire-retardant test and use, but it exists in practical application, the wearing dynamic simulation effect of gauze mask is relatively poor, and face the test mode of burning of fire unreasonable, and then cause fire-retardant test's accuracy relatively poor, the flame retardant efficiency of the medical gauze mask of reaction that can not be fine, and the fixed framework optimal design of centre gripping of gauze mask is reasonable inadequately, the gauze mask of the multiple length specification of centre gripping location that can not be fine and cause the change operation of gauze mask also comparatively inconvenient problem.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a medical mask flame retardant testing device for a laboratory is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a medical mask flame-retardant testing device for a laboratory, which aims to solve the problems that the wearing dynamic simulation effect of a mask of the existing flame-retardant testing equipment is poor, the testing mode of burning of fire is not reasonable enough, the accuracy of flame-retardant testing is poor, the flame-retardant performance of a medical mask cannot be well reflected, the optimal design of a clamping and fixing framework of the mask is not reasonable enough, masks with various length specifications cannot be well clamped and positioned, and the replacement operation of the mask is inconvenient.
The invention relates to a medical mask flame-retardant testing device for a laboratory, which is realized by the following specific technical means:
a medical mask flame-retardant testing device for a laboratory comprises a base frame, a combustion testing cylinder, a drawer inserting groove, a dust receiving drawer, an arc-shaped cover plate, an ignition switch, a supporting plate, an air duct, an air box cover plate, a dust-accumulating drawer, a drawing groove, an active carbon adsorption plate, an axial flow suction fan, a control electric box, a track, a sliding plate, a pulley, a fan-shaped gear carrier, a swinging track groove, an inserting ring, a rotary disc, a supporting inserting rod, a driving motor, a positioning supporting frame, a bearing seat, a positioning inserting shaft, a gas inlet pipe, a mask positioning frame, a spring, a supporting shaft, a sliding sleeve, a clamp, a furnace end, an ignition wire, a furnace end supporting air guide pipe, a sliding frame, a traction connecting clamping groove and a supporting positioning shaft, wherein, the top end of the left half part of the combustion testing device is provided with an air duct and a combustion testing tube at intervals, and the top end of the right half part of the combustion testing device is provided with a track and a driving motor in a screw locking support mode; the opening at the left end and the right end of the combustion testing cylinder are provided with a round cover plate respectively through screw locking and plugging covers, wherein the right cover plate is provided with ten ventilation strip grooves which are symmetrically penetrated and arranged from top to bottom, the middle position of the circumferential outer wall at the top end of the combustion testing cylinder is penetrated and provided with a taking and placing opening, and the taking and placing opening is provided with a transparent plastic arc-shaped cover plate through a rotary hinged cover; the left side position of the circumferential outer wall on the front side of the combustion test cylinder is convexly supported and welded with a rectangular mounting box, two electronic igniters are integrally mounted in the rectangular mounting box, and two ignition switches are correspondingly pressed to control the two electronic igniters; an ignition wire is closely supported above the furnace end at four positions, and the ignition wire is electrically connected with an electronic igniter and is controlled to be pressed and ignited through an ignition switch at one position; the upper section and the lower section of the furnace end supporting air guide pipe are vertically bent, a transverse pipe section is supported and communicated between the two vertically bent pipe sections, and the tail sections of the four furnace end supporting air guide pipes penetrate through the circumferential outer wall of the bottom of the combustion testing cylinder and are connected with the gas inlet pipe in a conduction mode, so that the gas inlet pipe is hung and supported right below the bottom of the right side of the combustion testing cylinder; the four furnace end supporting air guide pipes are arranged at equal intervals, and the head ends of the furnace end supporting air guide pipes are all locked with one furnace end in a threaded manner, so that the furnace ends arranged in a row at four positions are supported and arranged at the bottom side position of the inner space of the combustion testing cylinder and are positioned right below the sliding frame; the left end of the rail penetrates through the right circular cover plate and protrudes into the combustion testing cylinder, and the rail and the right circular cover plate are welded together in a penetrating mode; the bottom supporting plate of the positioning supporting frame is in interval support welding with the track; the sliding plate is inserted into the track in a rolling manner through four pulleys, and the four pulleys are correspondingly blocked and limited between two symmetrical top plates at the top end of the track and a bottom plate of the track; a bearing seat is welded in the middle of the transverse supporting plate at the top end of the positioning supporting frame, a bearing is embedded in the bearing seat, a bearing cover is arranged on each of the front end and the rear end of the bearing seat through a screw locking cover, and a driving motor penetrates through the bearing in the bearing seat and is in locking connection with the rotary table; a row of arc-shaped arranged racks are lathed on an arc-shaped plate at the bottom of the fan-shaped gear rack, a swinging track groove is supported and welded at the top end of the rack, and an inserting ring is penetratingly welded at the connecting junction of the swinging track groove and the fan-shaped gear rack; two supporting plates are symmetrically supported on the left inner wall and the right inner wall of the lower half part of the combustion testing cylinder, and the sliding frame is supported and arranged at the top ends of the two supporting plates; a control electric box is welded in the middle of the top end of the frame plate on the front side of the base frame in a supporting mode, a frequency converter and a contactor are not integrated in the control electric box, the frequency converter correspondingly controls the driving motor, and the contactor correspondingly controls the start-stop control axial flow suction fan; the combustion testing cylinder is communicated with the air cylinder through a bent air guide pipe.
Further, the bottom of burning test section of thick bamboo and dryer is hung respectively and is established the intercommunication and have a drawer slot and a pull groove, and wherein the inside front and back pull of burning test section of thick bamboo is provided with one and connects grey drawer, and the pull is provided with a deposition drawer about the inside in pull groove, and the deposition drawer presses the hasp through two places that the outer eaves position of lateral wall left end welded around the pull groove and tightens the location.
Furthermore, the right end of the air duct is communicated with a prescription-shaped air box, three active carbon adsorption plates are inserted into the air box in an equidistant sliding and inserting mode, an air box cover plate is further arranged on an opening at the top end of the air box in a tightening mode, and an axial flow suction fan is installed on the side wall of the right end of the air box in a screw locking and communicating mode.
Furthermore, the mask positioning frame is formed by combining four insertion rings, left and right connecting plates which are symmetrically supported among the four insertion rings, and front and rear supporting shafts which are symmetrically supported among the four insertion rings, and the mask positioning frame is positioned and arranged at the top end of the sliding frame through the corresponding insertion of the four insertion rings and the four supporting positioning shafts.
Furthermore, two sliding sleeves are sleeved on the two supporting shafts, a clamp is screwed on the inner supporting plates of the four sliding sleeves, a spring is sleeved on the two supporting shafts and correspondingly compressed and clamped between the two sliding sleeves, and the four sliding sleeves are pushed by the two springs in a bidirectional mode and are respectively pressed on the four insert rings in a sliding mode.
Furthermore, the bottom of the sliding frame is symmetrically supported with four idler wheels, the top end of the sliding frame is symmetrically welded with four supporting and positioning shafts, the middle of the frame plate at the right end of the sliding frame is supported and welded with one traction connecting clamping groove, and the left end of the sliding plate is correspondingly clamped and inserted in the traction connecting clamping groove and is in locking connection with the traction connecting clamping groove through two cross screws.
Furthermore, the middle position of the vertical supporting plate in the middle of the positioning support frame is supported and welded with a positioning insertion shaft, a swing frame formed by welding and combining a swing track groove and a fan-shaped gear carrier together is inserted and limited on the positioning insertion shaft through an insertion ring rotating sleeve, when the swing frame is inserted and positioned, the swing track groove is correspondingly sleeved on a supporting insertion rod, a rack on the fan-shaped gear carrier is just correspondingly meshed with a rack on the sliding plate, and then the swing track groove can drive the fan-shaped gear carrier to swing back and forth around the positioning insertion shaft under the rotation stirring of the supporting insertion rod, so that the lower sliding plate can slide back and forth along the track in a reciprocating manner under the stirring of the meshing of the fan-shaped gear carrier.
The two sides of the sliding plate are symmetrically provided with four pulleys, the top end of the sliding plate is lathed with a row of racks through a lathe, and the racks are positioned between the left and right groups of pulleys.
Compared with the prior art, the invention has the following beneficial effects:
the invention adopts reciprocating sliding with certain frequency to realize the burning test of the face fire of the mask, can simulate and test the limit fire resistance and the fire resistance time when the mask rubs flame in a wearing motion state, which effectively improves the accuracy of the test effect, and the application document can adsorb and collect dust and debris generated by burning through the burning test cylinder, the air cylinder and the three active carbon adsorption plates 304, so that smoke can be purified to avoid turbid peculiar smell in the experiment, in addition, the clamping and fixing effect on the mask is better, various masks with different specifications and lengths can be clamped and fixed, and the mask positioning frame can be conveniently pulled and taken out to replace the mask.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic diagram of the back three-dimensional structure of the present invention.
Fig. 3 is a schematic diagram of the three-dimensional structure of the present invention.
Fig. 4 is a schematic view of the bottom structure of the present invention.
FIG. 5 is a schematic view of the supporting position relationship between the combustion test cartridge and the air duct.
FIG. 6 is a schematic view of a combustion test cartridge of the present invention.
FIG. 7 is a schematic view of the bottom structure of the combustion test cartridge of the present invention.
FIG. 8 is a schematic view of the internal three-dimensional structure of the combustion test cartridge of the present invention.
Fig. 9 is a schematic view of the connection between the sliding plate and the sliding frame according to the present invention.
FIG. 10 is a schematic view of the engagement transmission relationship between the sector gear carrier and the slide plate according to the present invention.
FIG. 11 is a schematic diagram of the structure of the transmission components of the present invention.
Fig. 12 is a schematic view of the internal structure of the air duct of the present invention.
Fig. 13 is a schematic illustration of the positioning frame for positioning the mask of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1-pedestal, 2-combustion test cylinder, 201-drawer slot, 202-dust collecting drawer, 203-arc cover plate, 204-ignition switch, 205-support supporting plate, 3-wind cylinder, 301-wind box, 3011-wind box cover plate, 302-dust collecting drawer, 303-drawing groove, 304-active carbon adsorption plate, 4-axial flow suction fan, 5-control electric box, 6-rail, 7-sliding plate, 701-pulley, 8-sector gear rack, 801-swing rail groove, 802-insert ring, 9-rotary table, 901-support insert rod, 10-driving motor, 11-positioning support frame, 111-bearing seat, 112-positioning insert shaft, 12-gas inlet pipe, 13-mask positioning frame, 131-spring, 132-supporting shaft, 133-sliding sleeve, 134-clamp, 14-burner, 141-ignition wire, 142-burner supporting air duct, 15-sliding frame, 151-traction connecting clamping groove and 152-supporting positioning shaft.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 13:
the invention provides a medical mask flame-retardant testing device for a laboratory, which comprises a base frame 1, a combustion testing cylinder 2, a drawer slot 201, an ash receiving drawer 202, an arc-shaped cover plate 203, an ignition switch 204, a supporting plate 205, an air duct 3, an air box 301, an air box cover plate 3011, an ash deposition drawer 302, a drawing slot 303, an activated carbon adsorption plate 304, an axial flow suction fan 4, a control electric box 5, a track 6, a sliding plate 7, a pulley 701, a fan-shaped gear rack 8, a swinging track slot 801, an insert ring 802, a rotary table 9, a supporting insert rod 901, a driving motor 10, a positioning supporting frame 11, a bearing seat 111, a positioning insert shaft 112, a gas inlet pipe 12, a mask positioning frame 13, a spring 131, a supporting shaft 132, a sliding sleeve 133, a clamp 134, a burner 14, an ignition wire 141, a burner supporting support 142, an air guide tube 15, a traction connecting clamping slot 151 and a supporting positioning shaft 152, wherein six idler, the top end of the left half part of the combustion testing device is supported with an air duct 3 and a combustion testing drum 2 at intervals, and the top end of the right half part of the combustion testing device is provided with a track 6 and a driving motor 10 in a screw locking support way; the opening at the left end and the right end of the combustion testing cylinder 2 are provided with a round cover plate by screw locking and plugging covers, wherein the right cover plate is provided with ten ventilation strip grooves which are symmetrically penetrated and arranged from top to bottom, the middle position of the circumferential outer wall at the top end of the combustion testing cylinder 2 is provided with a taking and placing opening in a penetrating way, and the taking and placing opening is provided with a transparent plastic arc-shaped cover plate 203 by a rotary hinged cover; a rectangular mounting box is welded at the left side of the circumferential outer wall on the front surface of the combustion testing cylinder 2 in a protruding supporting mode, two electronic igniters are integrally mounted inside the rectangular mounting box, and the two electronic igniters are correspondingly pressed and controlled by two ignition switches 204; an ignition wire 141 is closely supported above the furnace end 14, and the ignition wire 141 is electrically connected with an electronic igniter and is controlled to be pressed and ignited by an ignition switch 204; the upper section and the lower section of the furnace end supporting air duct 142 are both vertically bent, a transverse pipe section is supported and communicated between the two vertically bent pipe sections, the tail sections of the four furnace end supporting air ducts 142 penetrate through the circumferential outer wall of the bottom of the combustion testing cylinder 2 and are connected with the gas inlet pipe 12 in a conduction mode, and the gas inlet pipe 12 is hung and supported right below the bottom of the right side of the combustion testing cylinder 2; the four burner support air ducts 142 are arranged at equal intervals, and the head ends of the burner support air ducts are all locked with one burner 14 through threads, so that the burners 14 arranged in a row at four positions are supported at the bottom side of the inner space of the combustion test cylinder 2 and are positioned right below the sliding frame 15; the left end of the rail 6 penetrates through the right circular cover plate and protrudes into the combustion testing cylinder 2, and the rail 6 and the right circular cover plate are welded together in a penetrating manner; the bottom supporting plate of the positioning supporting frame 11 is in interval supporting and welding with the track 6; the sliding plate 7 is inserted in the track 6 in a rolling manner through four pulleys 701, and the four pulleys 701 are correspondingly blocked and limited between two symmetrical top plates at the top end of the track 6 and a bottom plate of the track 6; a bearing seat 111 is welded in the middle of a transverse supporting plate at the top end of the positioning supporting frame 11, a bearing is embedded in the bearing seat 111, a bearing cover is arranged on each of the front end and the rear end of the bearing seat through a screw locking cover, and the driving motor 10 penetrates through the bearing in the bearing seat 111 and is in locking connection with the rotary table 9; a row of arc-shaped arranged racks are lathed on an arc-shaped plate at the bottom of the fan-shaped gear rack 8, a swinging track groove 801 is supported and welded at the top end of the rack, and an insert ring 802 is penetratingly welded at the joint of the swinging track groove 801 and the fan-shaped gear rack 8; two supporting plates 205 are symmetrically supported on the left inner wall and the right inner wall of the lower half part of the combustion testing cylinder 2, and the sliding frame 15 is supported at the top ends of the two supporting plates 205; a control electric box 5 is supported and welded in the middle of the top end of a frame plate on the front side of the base frame 1, a frequency converter and a contactor are not integrated in the control electric box 5, wherein the frequency converter correspondingly controls a driving motor 10, and the contactor correspondingly controls a start-stop control axial flow suction fan 4; the combustion testing cylinder 2 and the air cylinder 3 are communicated with each other through a bent air guide pipe.
Wherein, the intercommunication is hung respectively to the bottom of burning test section of thick bamboo 2 and dryer 3 and is established drawer slot 201 and a pull groove 303, wherein the inside front and back pull of burning test section of thick bamboo 2 is provided with one and connects grey drawer 202, the pull is provided with a deposition drawer 302 about the inside of pull groove 303, and deposition drawer 302 presses down the hasp and tightens the location through two that the outer eaves position of lateral wall left end welded around the pull groove 303, connect grey drawer 202 and deposition drawer 302 can concentrate respectively to connect impurity such as burning dust piece that burning test section of thick bamboo 2 and the inside whereabouts of dryer 3 and can be taken out by convenient pull and empty its inside debris, this is the convenience that the collection of burning test section of thick bamboo 2 and the inside dust of dryer 3 provided.
The right end of the air duct 3 is communicated with a prescription-shaped air box 301, the inside of the air box 301 is inserted with three active carbon adsorption plates 304 in an equidistant sliding mode, the top end opening of the air box 301 is further provided with an air box cover plate 3011 in a tightening mode, the right end side wall of the air box 301 is provided with an axial flow suction fan 4 in a screw locking and communicating mode, the three active carbon adsorption plates 304 can adsorb peculiar smells in smoke, and the fact that the discharged smoke causes peculiar smell pollution to air in a laboratory is avoided.
Wherein, gauze mask locating rack 13 is inserted the ring by the four places, the symmetry supports the connecting plate about inserting between the ring in the four places to and the symmetry supports two back shafts 132 make up jointly and form around inserting between the ring in the four places, and gauze mask locating rack 13 just supports pegging graft through inserting the ring in the four places and supporting the correspondence of locating shaft 152 and is fixed a position the top of putting in carriage 15 in the top, insert the ring in the four places and support the corresponding grafting of locating shaft 152 and can fix a position assembly gauze mask locating rack 13, and can be changed to the gauze mask of fixing on it under the convenient pulling of inserting ring gauze mask locating rack 13 in the four places.
Wherein, two sliding sleeves 133 are respectively sleeved on the two supporting shafts 132, a clamp 134 is screwed on the inner supporting plate of the four sliding sleeves 133, a spring 131 is also sleeved on the two supporting shafts 132, the spring 131 is correspondingly compressed and clamped between the two sliding sleeves 133, then the four sliding sleeves 133 are respectively pressed and pressed on the four inserting rings by the bidirectional pushing of the two springs 131, the four clamps 134 can be matched with and used for clamping the four corners of the medical mask, the four sliding sleeves 133 can be compressed by the two supporting shafts 132 to slide inwards the two springs 131, and the tensioning and supporting distances between the four sliding sleeves 133 can be freely adjusted to be suitable for clamping medical masks with different length specifications.
The bottom of the sliding frame 15 is symmetrically supported with four idler wheels, the top end of the sliding frame is symmetrically welded with four supporting and positioning shafts 152, the middle of the frame plate at the right end of the sliding frame 15 is supported and welded with one traction connecting clamping groove 151, the left end of the sliding plate 7 is correspondingly clamped and inserted into the traction connecting clamping groove 151 and is locked and connected through two cross-shaped screws, the sliding frame 15 is a movable carrier of the mask positioning frame 13, and the mask positioning frame 13 can be pushed by the sliding plate 7 to roll on the two supporting support plates 205 in the front-back direction.
Wherein, the middle position of the middle vertical supporting plate of the positioning supporting frame 11 is supported and welded with a positioning insertion shaft 112, the swing track groove 801 and the fan-shaped gear rack 8 are welded and combined together to form a swing frame, which is rotatably sleeved and inserted on the positioning insertion shaft 112 through the insertion ring 802, and when the swing frame is inserted and positioned, the swing track groove 801 is correspondingly sleeved on the supporting insertion rod 901, the rack on the fan-shaped gear rack 8 is just correspondingly engaged with the rack on the sliding plate 7, and then the swing track groove 801 can drive the fan-shaped gear rack 8 to swing back and forth around the positioning insertion shaft 112 under the rotation stirring of the supporting insertion rod 901, so that the lower swing plate 7 can slide back and forth along the track 6 under the meshing of the fan-shaped gear rack 8 and the sliding plate 7, and the rotation mechanical energy of the driving motor 10 can be converted into the back and forth reciprocating type sliding mechanical energy through the meshing transmission of the, this provides continuous sliding power to the sliding frame 15, so that the medical mask held by the mask positioning frame 13 can slide in a reciprocating manner from side to side above the flames of the four burners 14 at a certain frequency, and a near-fire combustion test can be performed.
The four pulleys 701 are symmetrically arranged on two sides of the sliding plate 7, a row of racks are formed at the top end of the sliding plate 7 through lathe turning, the rack is located between the left pulley 701 and the right pulley 701, the sliding plate 7 can smoothly slide in the rail 6 under the condition of light dust accumulation in the rail 6, and compared with the fact that the sliding plate 7 directly slides in a matched mode with the rail 6, better sliding smoothness is achieved through the fact that the four pulleys 701 are matched in a rolling mode.
The specific use mode and function of the embodiment are as follows:
the using process of the invention comprises the steps of firstly connecting the air outlet hose of the air storage tank to the fuel gas inlet pipe 12 in a threaded manner, tensioning and clamping the medical mask on the mask positioning frame 13, then inserting and placing the mask positioning frame 13 on the top end of the sliding frame 15 in an inserting manner, closing the arc-shaped cover plate 203, then sequentially starting the driving motor 10 and the axial flow suction fan 4 by controlling the button on the electric box 5, finally unscrewing the air outlet valve of the air storage tank and pressing the ignition switch 204 to ignite the four burner 14 to carry out reciprocating type near-fire combustion test on the mask.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a medical gauze mask flame retardant test device for laboratory which characterized in that: the medical mask flame-retardant testing device for the laboratory comprises a base frame, a combustion testing cylinder, a drawer inserting groove, a dust receiving drawer, an arc-shaped cover plate, an ignition switch, a supporting plate, an air cylinder, an air box cover plate, a dust accumulation drawer, a drawing groove, an active carbon adsorption plate, an axial flow suction fan, a control electric box, a track, a sliding plate, a pulley, a fan-shaped gear carrier, a swinging track groove, an inserting ring, a rotary disc, a supporting inserting rod, a driving motor, a positioning supporting frame, a bearing seat, a positioning inserting shaft, a gas inlet pipe, a mask positioning frame, a spring, a supporting shaft, a sliding sleeve, a clamp, a furnace end, an ignition wire, a furnace end supporting air guide pipe, a sliding frame, a traction connecting clamping groove and a supporting positioning shaft, the top end of the left half part of the combustion testing device is provided with an air duct and a combustion testing tube at intervals, and the top end of the right half part of the combustion testing device is provided with a track and a driving motor in a screw locking support mode; the opening at the left end and the opening at the right end of the combustion testing cylinder are provided with a round cover plate through screw locking and plugging covers, wherein the right cover plate is provided with ten ventilation strip grooves which are symmetrically penetrated and arranged from top to bottom, the middle position of the circumferential outer wall at the top end of the combustion testing cylinder is penetrated and provided with a taking and placing opening, and the taking and placing opening is rotatably hinged and covered with a transparent plastic arc-shaped cover plate; the left side position of the circumferential outer wall on the front side of the combustion test cylinder is convexly supported and welded with a rectangular mounting box, two electronic igniters are integrally mounted in the rectangular mounting box, and two ignition switches are correspondingly pressed to control the two electronic igniters; an ignition wire is supported above the furnace end at four positions and is electrically connected with an electronic igniter and is controlled to be pressed and ignited through an ignition switch at one position; the upper section and the lower section of the furnace end supporting air guide pipe are vertically bent, a transverse pipe section is supported and communicated between the two vertically bent pipe sections, and the tail sections of the four furnace end supporting air guide pipes penetrate through the circumferential outer wall at the bottom of the combustion testing cylinder and are connected with the gas inlet pipe in a conduction mode, so that the gas inlet pipe is hung and supported right below the bottom of the right side of the combustion testing cylinder; the four furnace end supporting air guide pipes are arranged at equal intervals, and the head ends of the furnace end supporting air guide pipes are all locked with one furnace end in a threaded manner, so that the furnace ends arranged in a row at four positions are supported and arranged at the bottom side of the inner space of the combustion testing cylinder and are positioned right below the sliding frame; the left end of the rail penetrates through the right circular cover plate and protrudes into the combustion testing cylinder, and the rail and the right circular cover plate are welded together in a penetrating mode; the bottom supporting plate of the positioning supporting frame is in interval support welding with the track; the sliding plate is inserted into the track in a rolling manner through four pulleys, and the four pulleys are correspondingly blocked and limited between two symmetrical top plates at the top end of the track and a bottom plate of the track; a bearing seat is welded in the middle of the transverse supporting plate at the top end of the positioning supporting frame, a bearing is embedded in the bearing seat, a bearing cover is arranged on each of the front end and the rear end of the bearing seat through a screw locking cover, and a driving motor penetrates through the bearing in the bearing seat and is in locking connection with the rotary table; a row of arc-shaped arranged racks are lathed on an arc-shaped plate at the bottom of the fan-shaped gear rack, a swinging track groove is supported and welded at the top end of the rack, and an inserting ring is penetratingly welded at the connecting junction of the swinging track groove and the fan-shaped gear rack; two supporting plates are symmetrically supported on the left inner wall and the right inner wall of the lower half part of the combustion testing cylinder, and the sliding frame is supported and arranged at the top ends of the two supporting plates; a control electric box is welded in the middle of the top end of the frame plate on the front side of the base frame in a supporting mode, a frequency converter and a contactor are integrated in the control electric box, the frequency converter correspondingly controls the driving motor, and the contactor correspondingly controls the start-stop control axial flow suction fan; the combustion testing cylinder is communicated with the air cylinder through a bent air guide pipe.
2. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: the bottom of a combustion test section of thick bamboo and dryer hangs respectively and establishes the intercommunication and have a drawer slot and a pull groove, and wherein the inside back pull of a combustion test section of thick bamboo is provided with a department and connects grey drawer, and the pull is provided with a deposition drawer about the inside in pull groove, and the deposition drawer presses the hasp through pull groove front and back lateral wall left end eave position welded two places and tighten the location.
3. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: the right end of the air duct is communicated with a prescription-shaped air box, the interior of the air box is provided with three active carbon adsorption plates in an equidistant sliding and inserting mode, an air box cover plate is further arranged on an opening at the top end of the air box in a tightening mode, and an axial flow suction fan is installed on the side wall of the right end of the air box in a screw locking and communicating mode.
4. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: the gauze mask locating rack is inserted the ring by the four places, and the symmetry supports about inserting between the ring connecting plate to and the symmetry supports two back shafts of front and back that insert between the ring in the four places and make up jointly and form, and the gauze mask locating rack inserts the ring through the four places and supports the top that the location axle corresponds to peg graft and be located the carriage with the four places.
5. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: two sliding sleeves are sleeved on the two supporting shafts, a clamp is locked on the inner supporting plates of the four sliding sleeves through screws, springs are sleeved on the two supporting shafts, the two springs are correspondingly compressed and clamped between the two sliding sleeves, and the four sliding sleeves are pushed down by the two springs in a bidirectional pushing mode and are respectively pressed on the four insert rings in a sliding mode.
6. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: the bottom of carriage is supported symmetrically and is had four gyro wheels, and its top symmetry welding has four to support the location axle, and the middle department of carriage right-hand member frame plate supports the welding and has a traction connection draw-in groove, and the left end of sliding plate corresponds the card and plants this inside of traction connection draw-in groove and through two cross screw locking connection.
7. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: the middle position of the vertical supporting plate in the middle of the positioning support frame is supported and welded with a positioning insertion shaft, a swing frame formed by welding and combining a swing track groove and a fan-shaped gear carrier together is inserted and limited on the positioning insertion shaft through an insertion ring rotating sleeve, when the swing frame is inserted and positioned, the swing track groove can be correspondingly sleeved on a supporting insertion rod, a rack on the fan-shaped gear carrier is just meshed with a rack on a sliding plate correspondingly, and then the swing track groove can drive the fan-shaped gear carrier to swing back and forth left and right around the positioning insertion shaft under the rotation stirring of the supporting insertion rod, so that the sliding plate can slide back and forth along a track under the stirring of the meshing of the fan-shaped gear carrier.
8. The medical mask fire-retardant testing device for the laboratory according to claim 1, wherein: the two sides of the sliding plate are symmetrically provided with four pulleys, the top end of the sliding plate is lathed with a row of racks through a lathe, and the racks are positioned between the left and right groups of pulleys.
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| CN201810886371.2A CN109061037B (en) | 2018-08-06 | 2018-08-06 | A medical gauze mask flame retardant test device for laboratory |
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| CN201810886371.2A CN109061037B (en) | 2018-08-06 | 2018-08-06 | A medical gauze mask flame retardant test device for laboratory |
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| CN109061037A CN109061037A (en) | 2018-12-21 |
| CN109061037B true CN109061037B (en) | 2021-01-26 |
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| CN110221018B (en) * | 2019-06-18 | 2021-12-03 | 江苏苏缆电缆有限公司 | Power grid cable toxicity detection equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2002334982A1 (en) * | 2002-10-11 | 2004-05-04 | William S. Lovell | Self-powered, wearable personal air purifier for breathing and body protection |
| CN200977738Y (en) * | 2006-11-08 | 2007-11-21 | 陈洪和 | Mouthpiece processing device with packing and transporting function |
| CN101082613A (en) * | 2007-07-02 | 2007-12-05 | 深圳职业技术学院 | Intelligent tester for testing flammability of toy |
| CN101206213A (en) * | 2007-12-12 | 2008-06-25 | 山东省纺织科学研究院 | Apparatus for measuring medical mouthpiece flame retardant property |
| CN102878632A (en) * | 2012-09-18 | 2013-01-16 | 中国人民解放军总后勤部军需装备研究所 | Multifunctional ventilation system of clothes inflaming retarding protection performance test evaluation laboratory |
| CN202890564U (en) * | 2012-09-10 | 2013-04-24 | 仙桃市道琦塑业有限公司 | Full-automatic gauze mask belt sticking production machine |
| CN203965407U (en) * | 2014-07-21 | 2014-11-26 | 海宁市越海泰克涂层技术有限公司 | Fabric fixing device in a kind of fabric anti-flammability detection machine |
-
2018
- 2018-08-06 CN CN201810886371.2A patent/CN109061037B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2002334982A1 (en) * | 2002-10-11 | 2004-05-04 | William S. Lovell | Self-powered, wearable personal air purifier for breathing and body protection |
| CN200977738Y (en) * | 2006-11-08 | 2007-11-21 | 陈洪和 | Mouthpiece processing device with packing and transporting function |
| CN101082613A (en) * | 2007-07-02 | 2007-12-05 | 深圳职业技术学院 | Intelligent tester for testing flammability of toy |
| CN101206213A (en) * | 2007-12-12 | 2008-06-25 | 山东省纺织科学研究院 | Apparatus for measuring medical mouthpiece flame retardant property |
| CN202890564U (en) * | 2012-09-10 | 2013-04-24 | 仙桃市道琦塑业有限公司 | Full-automatic gauze mask belt sticking production machine |
| CN102878632A (en) * | 2012-09-18 | 2013-01-16 | 中国人民解放军总后勤部军需装备研究所 | Multifunctional ventilation system of clothes inflaming retarding protection performance test evaluation laboratory |
| CN203965407U (en) * | 2014-07-21 | 2014-11-26 | 海宁市越海泰克涂层技术有限公司 | Fabric fixing device in a kind of fabric anti-flammability detection machine |
Non-Patent Citations (1)
| Title |
|---|
| 《锥形口罩耳带焊接工作台控制系统的设计》;李军英;《机械设计与制造》;20110228(第2期);第40-41页 * |
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Effective date of registration: 20210106 Address after: 215000 339 Huafeng Road, high tech Zone, Suzhou City, Jiangsu Province Applicant after: SUZHOU JIANYU MEDICAL TECHNOLOGY Co.,Ltd. Address before: 518000 1-b02 east side of Shenzhen Department Store building, 123 Shennan Road, Dongmen street, Luohu District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN FULAIGUO TECHNOLOGY Co.,Ltd. |
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