CN112127144A - Electrostatic electret loading device for melt-blown fabric - Google Patents
Electrostatic electret loading device for melt-blown fabric Download PDFInfo
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- CN112127144A CN112127144A CN202011004991.2A CN202011004991A CN112127144A CN 112127144 A CN112127144 A CN 112127144A CN 202011004991 A CN202011004991 A CN 202011004991A CN 112127144 A CN112127144 A CN 112127144A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
- D06M10/02—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements ultrasonic or sonic; Corona discharge
- D06M10/025—Corona discharge or low temperature plasma
Abstract
The invention provides an electrostatic electret loading device for melt-blown cloth, wherein a collection conveying belt is arranged on a melt-blown cloth collection support, a preliminary electrostatic electret device is arranged above the collection conveying belt, a front electret frame is arranged at the discharge end of the melt-blown cloth collection support, a back electret frame is arranged on one side of the front electret frame, the front electret frame and the back electret frame are rotationally symmetrical, a plurality of grounding rollers are arranged on the front electret frame, electret wires are arranged above a single grounding roller, two ends of each electret wire are fixed on the front electret frame through a discharge seat, and charges in electret materials are stored for a long time through the preliminary electrostatic electret device and the double-sided electrostatic electret, so that the charge stability of the materials is greatly improved, the filtering efficiency of the materials has better stability, the structure is simple, and the adaptability is strong, and the device is suitable for popularization and use.
Description
Technical Field
The invention relates to the field of electrostatic electret of melt-blown cloth, in particular to an electrostatic electret loading device for melt-blown cloth.
Background
The melt-blown fabric is a core material in the manufacturing process of the mask, the mass of the melt-blown fabric is related to the adsorption and isolation effects of the mask, the thinner the filaments of the melt-blown fabric are, the better the adsorption and isolation effects of the manufactured mask are, the filaments of the melt-blown fabric are sprayed on the collector to form the melt-blown non-woven fabric, and then the melt-blown non-woven fabric is subjected to electrostatic electret, so that the non-woven fabric generates an electrostatic field. After the melt-blown non-woven fabric is provided with an electrostatic field, the melt-blown fabric has adsorption capacity on tiny microorganisms.
The electret filter material has charges on the surface or inside, enhances the capture capacity of the particles by utilizing the self-electrification of the fibers and the electrostatic attraction effect on the particles, can greatly improve the filtering efficiency on the premise of not increasing the filtering resistance, and is the mainstream filter material in the current market. But this can lead to a reduction in the filtration efficiency of the material, since the charge in the electret material can drop under certain circumstances or after long term storage.
Chinese patent CN207998746U "a nonwoven material positive and negative two-sided simultaneous electrostatic electret" adopts positive and negative two-sided simultaneous electrostatic electret, and the adopted metal tungsten filament carries out electret to the nonwoven material positive and negative two-sided, but the uneven condition of discharging appears easily in the discharge of metal tungsten filament, and the metal tungsten filament twines partly non-woven fabrics fine hair easily, leads to the metal tungsten filament discharge unstability, and the electret effect is relatively poor.
Chinese patent CN206034102U "a non-woven fabric electrostatic electret device" adopts rolling members to make the metal wires move to avoid a part of the metal wires from contacting the non-woven fabric for a long time. When the structure moves, the non-woven fabric fluff on the metal wire cannot be removed, the rotation cannot play a role in preventing the fluff sticking, the metal wire cannot be uniformly discharged, the electret effect is poor, the electrostatic electret effect is not ideal enough, and the working efficiency is not high enough.
Disclosure of Invention
The invention mainly aims to provide an electrostatic electret loading device for melt-blown cloth, which solves the problems that the electrostatic electret effect of a metal tungsten wire is not ideal enough and the working efficiency is not high enough.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides an electrostatic electret loading device for melt-blown fabric, melt-blown fabric is collected and is equipped with the collection transmission band on the support, collect the transmission band top and be equipped with preliminary electrostatic electret device, melt-blown fabric is collected the support discharge end and is equipped with positive electret frame, positive electret frame one side is equipped with reverse side electret frame, positive electret frame and reverse side electret frame rotational symmetry are equipped with a plurality of ground rollers on the positive electret frame, single ground roller top is equipped with electret silk, electret silk both ends are fixed on positive electret frame through the discharge seat.
In the preferred scheme, a plurality of discharge rings are arranged on the electret wire, a concave ring groove is arranged between two adjacent discharge rings, and the width of the concave ring groove is gradually reduced from the top of the groove to the bottom of the groove.
In the preferred scheme, a first wire rewinding machine and a second wire rewinding machine are arranged on two sides of the front electret frame, two ends of the electret filament penetrate through the discharge seat and are respectively connected with the first wire rewinding machine and the second wire rewinding machine, and the electret filament is electrically connected with the discharge seat.
In the preferred scheme, a bullet-shaped sheet is arranged in a discharge seat, the upper end face of the bullet-shaped sheet is electrically connected with an electrostatic generator through a lead, the lower end face of the bullet-shaped sheet abuts against a electret wire, the front end of the discharge seat is provided with a first cone nozzle, one side of a small cone opening of the first cone nozzle is provided with a dust collecting chamber, one side of the dust collecting chamber is provided with a second cone nozzle, the small cone opening of the second cone nozzle is communicated with the dust collecting chamber, and the diameter of the small cone openings of the first cone nozzle and the second cone nozzle is larger than or equal to the diameter;
an ash discharge pipe is arranged below the ash collection chamber and is communicated with a main dust suction pipe, the main dust suction pipe is communicated with a dust collector, at least one ash ejecting sheet is arranged on the upper end face of an opening of the ash discharge pipe, and the upper end face of the ash ejecting sheet abuts against the pole holding wire.
In the preferred scheme, a slot is arranged in the discharge seat and is electrically connected with a lead, the elastic sheet is clamped in the slot, a fixing boss is arranged at the end part of the elastic sheet, a fixing slot matched with the fixing boss is arranged in the slot, and the fixing boss is clamped in the fixing slot to fix the elastic sheet;
the elastic sheet is of a U-shaped structure, and a spring is arranged in the U-shaped groove body of the elastic sheet.
In the preferred scheme, a static electricity generating needle is arranged in the preliminary static electricity electret device, a plurality of static electricity generating needles are arranged on a liftable bracket, a plurality of cylinders are arranged in the preliminary static electricity electret device, the telescopic ends of the cylinders are connected with the bracket, a static electricity grounding plate is arranged below the collecting transmission belt, the preliminary static electricity electret device comprises a shell, the cylinders are arranged in the shell,
in a preferred scheme, the structure of the bracket is as follows: a plurality of static electricity generating needles are arranged on a strip-shaped needle frame, two ends of the needle frame are arranged on a mounting plate, the mounting plate is connected with the telescopic end of the air cylinder, and a handle is arranged on the mounting plate.
In the preferred scheme, the mounting panel both ends are connected with the flexible end of cylinder through the connecting seat, are equipped with the electrical connection seat on the connecting seat, and a plurality of electrical connection seats pass through the connecting wire electricity and are connected, and the electrical connection seat takes place the needle electricity with static and is connected, and a plurality of needle framves are connected with the electrical connection seat electricity, and the connecting seat passes through the sliding seat and is connected with the flexible end of cylinder.
In the preferred scheme, connecting seat link lower surface is equipped with a plurality of locating pieces, the sliding seat link is equipped with a plurality of constant head tanks, and the locating piece is established at the whole support of constant head tank inside location, and the connecting seat both sides are equipped with the otic placode, and the otic placode passes through the nut with the sliding seat and is connected.
In the preferred scheme, the static grounding plate is electrically connected with a grounding end on the static electricity generating needle, the active conveying roller drives the collecting conveying belt, and the tensioning roller on the collecting conveying belt is electrically connected with the grounding end on the static electricity generating needle.
The invention provides an electrostatic electret loading device for melt-blown fabric, which adopts a multiple electret structure to perform electret on non-woven fabric, a primary electrostatic electret device performs primary electret on the non-woven fabric formed by just condensation so that trace charges exist on the surface of the non-woven fabric, then effective double-sided electrostatic electret is performed on a front electret frame and a back electret frame so that the front side and the back side of the material are charged simultaneously, and the charges in the electret material are stored for a long time through the primary electrostatic electret device and the double-sided electrostatic electret, so that the charge stability of the material is greatly improved, the filtering efficiency of the material has better stability, and the electrostatic electret loading device is simple in structure, strong in adaptability and suitable for popularization and use.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a general block diagram of the present invention;
FIG. 2 is a block diagram of a preliminary electrostatic electret apparatus of the invention;
FIG. 3 is a disassembled structural view of the present invention;
FIG. 4 is a front cross-sectional block diagram of the present invention;
FIG. 5 is a sliding structure of the air blowing plate and the position limiting slide carriage according to the present invention;
FIG. 6 is a view of the connection structure of the blowing plate and the motor according to the present invention;
FIG. 7 is a view showing a mounting structure of the support table of the present invention;
FIG. 8 is a front electret mount and back electret mount mounting configuration of the invention;
FIG. 9 is a front electret and back electret structural view of the invention;
FIG. 10 is a block diagram of the layout of the electret filaments and the ground roller according to the invention;
FIG. 11 is a front cross-sectional structural view of the discharge vessel of the present invention;
FIG. 12 is a block diagram of an electret filament of the invention;
FIG. 13 is a view showing an installation structure of the dust discharging pipe according to the present invention;
FIG. 14 is a view of the configuration of the mounting of the bullet-shaped tabs of the present invention;
in the figure: the collection conveyor belt 1; a preliminary electrostatic electret device 2; a housing 201; a cylinder 202; the static electricity generating needle 203; a needle frame 204; a mounting plate 205; a handle 206; an electric connection seat 207; a connecting line 208; a slide mount 209; a connecting base 210; a positioning block 211; a positioning groove 212; a collecting support 3; a collecting suction fan 4; an electric cabinet 5; an electrostatic generator 6; a driving feed roller 7; an electrostatic earth plate 8; a tension roller 9; a front electret frame 10; a reverse electret frame 11; a discharge seat 12; a first cone 1201; a dust collecting chamber 1202; a second cone 1203; a electret wire 13; a discharge ring 1301; a concave ring groove 1302; a grounding roller 14; a dust collector 15; a main suction pipe 16; a first wire rewinding machine 17; an ash discharge pipe 18; a fly ash sheet 1801; a second take-up machine 19; a lead wire 20; a spring piece 21; a fixed boss 2101; a spring 2102; a nonwoven fabric 22; a slot 23; fixing grooves 2301.
Detailed Description
Example 1
As shown in fig. 1-14, an electrostatic electret loading device for meltblown fabric, wherein a collecting transmission belt 1 is arranged on a meltblown fabric collecting support 3, a preliminary electrostatic electret 2 is arranged above the collecting transmission belt 1, a front electret frame 10 is arranged at a discharge end of the meltblown fabric collecting support 3, a back electret frame 11 is arranged on one side of the front electret frame 10, the front electret frame 10 and the back electret frame 11 are rotationally symmetric, a plurality of grounding rollers 14 are arranged on the front electret frame 10, electret filaments 13 are arranged above the single grounding rollers 14, and two ends of the electret filaments 13 are fixed on the front electret frame 10 through discharge seats 12. Adopt multiple electret structure to carry out the electret to the non-woven fabrics, preliminary electrostatic electret device 2 carries out preliminary electret to the non-woven fabrics that just condenses and form, make the non-woven fabrics surface have a micro-amount of electric charge, then carry out effectual two-sided electrostatic electret on positive electret frame 10 and reverse side electret frame 11, make the tow sides of material electrified simultaneously, through preliminary electrostatic electret device 2 and two-sided electrostatic electret, electric charge in the electret material is under the long-term storage in the meeting, the charge stability ability of material has been improved greatly, the filtration efficiency that makes the material has better stability.
In a preferable scheme, a plurality of discharge rings 1301 are arranged on the electret filament 13, a concave ring groove 1302 is arranged between two adjacent discharge rings 1301, and the width of the concave ring groove 1302 is gradually reduced from the top of the groove to the bottom of the groove. As shown in fig. 12, when a smooth and straight metal electret wire is used, static electricity is discharged through binding, which results in poor electret effect of the non-woven fabric, and by adopting the structure of the discharge ring 1301 and the concave ring groove 1302, static electricity can transmit electricity at the stage of the concave ring groove 1302, and discharge is performed at the position of the discharge ring 1301, so that discharge is more uniform.
In a preferred scheme, a first wire rewinding machine 17 and a second wire rewinding machine 19 are arranged on two sides of the front electret frame 10, two ends of the electret wire 13 penetrate through the discharge seat 12 and are respectively connected with the first wire rewinding machine 17 and the second wire rewinding machine 19, and the electret wire 13 is electrically connected with the discharge seat 12. First admission machine 17 or second admission machine 19 rotate, drive electret wire 13 and slide on discharge seat 12, make electret wire 13 avoid long-time and non-woven fabrics contact, prevent that the matte on the non-woven fabrics from twining the silk on electret wire 13, when first admission machine 17 rolling, then second admission machine 19 unreels, otherwise then first admission machine 17 unreels, and second admission machine 19 rolling clears up the non-woven fabrics fine hair on electret wire 13 inside discharge seat 12 when rolling or unreeling. The electret wires 13 are supplied with power by a single pole, the voltage is usually 20-60 KV, and an arc-proof device is arranged at the position of the first wire-rewinding machine 17 or the position of the second wire-rewinding machine 19.
In a preferable scheme, an elastic sheet 21 is arranged inside the discharge seat 12, the upper end face of the elastic sheet 21 is electrically connected with the electrostatic generator 6 through a lead 20 and is used for supplying current to the electret wire 13, the lower end face of the elastic sheet 21 abuts against the electret wire 13, a first cone 1201 is arranged at the front end of the discharge seat 12, a dust collection chamber 1202 is arranged on one side of a small cone of the first cone 1201, a second cone 1203 is arranged on one side of the dust collection chamber 1202, the small cone of the second cone 1203 is communicated with the dust collection chamber 1202, and the diameters of the small cones of the first cone 1201 and the second cone 1203 are larger than or equal to the diameter of the electret wire 13. As shown in fig. 11, the structure of the first cone 1201 and the second cone 1203 cleans the non-woven fabric fluff on the electret filament 13 at the small cone position of the second cone 1203 when the electret filament 13 moves leftwards, and the brush and the blade are arranged at the small cone position of the first cone 1201 when the electret filament 13 moves rightwards, wherein the brush is used for sweeping the fluff off, and the blade is used for cutting the mutually entangled fluff, so that the non-woven fabric fluff on the electret filament 13 is effectively cleaned, and the cleaned non-woven fabric fluff falls into the dust collecting chamber 1202 for convenient collection.
An ash discharge pipe 18 is arranged below the ash collection chamber 1202, the ash discharge pipe 18 is communicated with a main dust suction pipe 16, the main dust suction pipe 16 is communicated with a dust collector 15, at least one ash ejecting sheet 1801 is arranged on the upper end face of the opening of the ash discharge pipe 18, and the upper end face of the ash ejecting sheet 1801 abuts against the pole holding wire 13. The fluff of the non-woven fabric falls into the ash discharge pipe 18 and is sucked into the dust collector 15 through the main dust collection pipe 16, so that the fluff is convenient to collect.
The dust ejecting sheet 1801 abuts on the surface of the electret filament 13, and the part of the nonwoven fabric fluff on the surface of the electret filament 13 falls into the dust discharge pipe 18 by knocking the dust ejecting sheet 1801 with the discharge ring 1301.
In a preferable scheme, a slot 23 is arranged inside the discharge seat 12, the slot 23 is electrically connected with the lead 20, the elastic piece 21 is clamped inside the slot 23, a fixing boss 2101 is arranged at the end part of the elastic piece 21, a fixing groove 2301 matched with the fixing boss 2101 is arranged inside the slot 23, the fixing boss 2101 is clamped inside the fixing groove 2301 to fix the elastic piece 21, the elastic piece 21 is of a U-shaped structure, and a spring 2102 is arranged inside the U-shaped groove body of the elastic piece 21. As shown in fig. 13-14, the elastic piece 21 is U-shaped, and the lower end surface of the elastic piece abuts against the surface of the electret wire 13 to transmit electricity, in order to prevent the elastic fatigue of the elastic piece 21, a spring 2102 is additionally arranged on the elastic piece 21 to lengthen the elastic use of the elastic piece 21, and the whole elastic piece 21 is also convenient to disassemble and assemble, and convenient to maintain and replace.
Example 2
Further explained by combining embodiment 1, as shown in fig. 1 to 14, an electrostatic electret loading device for meltblown fabric is provided with a collecting conveyor belt 1 on a meltblown fabric collecting support 3, a preliminary electrostatic electret 2 is arranged above the collecting conveyor belt 1, an electrostatic generating needle 203 is arranged inside the preliminary electrostatic electret 2, a plurality of electrostatic generating needles 203 are arranged on a liftable support, a plurality of cylinders 202 are arranged inside the preliminary electrostatic electret 2, the telescopic ends of the cylinders 202 are connected with a support, and an electrostatic grounding plate 8 is arranged below the collecting conveyor belt 1. From this structure, adopt cylinder 202 drive installation a plurality of static to take place the support of needle 203 and rise and descend, adjust the static and take place the distance between needle 203 and the melt-blown non-woven fabrics, static takes place the needle 203 and carries out effectual static electret to between the melt-blown non-woven fabrics, and the distance is closer between the melt-blown non-woven fabrics, and static electret is effectual, and work efficiency is high, and the static takes place installing on detachable needle frame 204 of needle 203, convenient tear open and maintenance.
In a preferred embodiment, the preliminary electrostatic electret 2 includes a housing 201, and the cylinder 202 is disposed inside the housing 201. With this structure, the housing 201 serves to protect internal parts and also to mount the cylinder 202.
In a preferred scheme, the structure of the bracket is as follows: the static electricity generating needles 203 are arranged on a strip-shaped needle frame 204, two ends of the needle frame 204 are arranged on a mounting plate 205, and the mounting plate 205 is connected with the telescopic end of the air cylinder 202. With the structure, the needle frame 204 can be detached, the single needle frame 204 is convenient to replace, the aging electret effect of the static generation needles 203 is prevented from being poor, and the whole static generation needles 203 are convenient to replace.
In a preferred embodiment, two ends of the mounting plate 205 are connected to the telescopic end of the cylinder 202 through a connecting base 210. With the structure, the air cylinder 202 drives the whole connecting seat 210 to rise, and if the internal melt-blown cloth of the primary electrostatic electret device 2 is broken or twined, the static electricity generation needle 203 is raised, so that the broken or twined melt-blown cloth is conveniently arranged.
In a preferred embodiment, the connecting base 210 is provided with an electrical connection base 207, the electrical connection bases 207 are electrically connected through a connection wire 208, the electrical connection bases 207 are electrically connected with the static electricity generating pins 203, and the pin holders 204 are electrically connected with the electrical connection bases 207. From this structure, the electrical socket 207 is used for being connected with a plurality of needle frame 204 electricity, as the structure shown in fig. 5, the needle frame 204 in the figure is only 5, for the schematic view, in the actual use, the quantity of needle frame 204 is between 10~20, for making the wiring more convenient, the connecting wire 208 on the electrical socket 207 just is used for connecting a plurality of needle frames 204, also is used for connecting a plurality of electrical sockets 207, the connecting wire 208 middle part is connected with needle frame 204 electricity through the electric wire, realizes the electricity and transmits.
In a preferred embodiment, the connecting base 210 is connected to the telescopic end of the cylinder 202 through a sliding base 209. With the structure, the sliding seat 209 is clamped with the connecting seat 210, so that the whole electrostatic electret bracket is convenient to disassemble.
In the preferred scheme, connecting seat 210 link lower surface is equipped with a plurality of locating pieces 211, sliding seat 209 link is equipped with a plurality of constant head tanks 212, and locating piece 211 is established at the inside whole support of location of constant head tank 212. With the structure, the whole electrostatic electret bracket is positioned by the positioning block 211 and the positioning groove 212.
In a preferred scheme, two sides of the connecting seat 210 are provided with ear plates, and the ear plates are connected with the sliding seat 209 through nuts. The locking device is used for locking and preventing the whole bracket from being unstable due to vibration.
Preferably, the mounting plate 205 is provided with a handle 206. With this configuration, the handle 206 is used to lift the entire electrostatic electret support.
In a preferred embodiment, the electrostatic grounding plate 8 is electrically connected to the ground terminal of the electrostatic generating pin 203, the driving transport roller 7 drives the collection transport belt 1, and the tension roller 9 on the collection transport belt 1 is electrically connected to the ground terminal of the electrostatic generating pin 203. With this structure, the electrostatic earth plate 8 and the tension roller 9 are used for grounding.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. An electrostatic electret loading device for melt-blown fabric is characterized in that: the device is characterized in that a collecting transmission belt (1) is arranged on a melt-blown cloth collecting support (3), a preliminary electrostatic electret device (2) is arranged above the collecting transmission belt (1), a front electret frame (10) is arranged at the discharge end of the melt-blown cloth collecting support (3), a reverse electret frame (11) is arranged on one side of the front electret frame (10), the front electret frame (10) and the reverse electret frame (11) are rotationally symmetrical, a plurality of grounding rollers (14) are arranged on the front electret frame (10), electret wires (13) are arranged above the single grounding rollers (14), and two ends of the electret wires (13) are fixed on the front electret frame (10) through discharge seats (12).
2. The electrostatic electret loading apparatus for meltblown fabric of claim 1, wherein: a plurality of discharge rings (1301) are arranged on the electret wire (13), a concave ring groove (1302) is arranged between two adjacent discharge rings (1301), and the width of the concave ring groove (1302) is gradually reduced from the top of the groove to the bottom of the groove.
3. The electrostatic electret loading apparatus for meltblown fabric of claim 1, wherein: a first wire rewinding machine (17) and a second wire rewinding machine (19) are arranged on two sides of the front electret frame (10), two ends of the electret filament (13) penetrate through the discharge seat (12) to be connected with the first wire rewinding machine (17) and the second wire rewinding machine (19) respectively, and the electret filament (13) is electrically connected with the discharge seat (12).
4. The electrostatic electret loading apparatus for meltblown fabric of claim 1, wherein: a bullet-shaped sheet (21) is arranged in the discharge seat (12), the upper end face of the bullet-shaped sheet (21) is electrically connected with the electrostatic generator (6) through a lead (20), the lower end face of the bullet-shaped sheet (21) abuts against the electret wire (13), a first cone nozzle (1201) is arranged at the front end of the discharge seat (12), a dust collection chamber (1202) is arranged on one side of a small cone opening of the first cone nozzle (1201), a second cone nozzle (1203) is arranged on one side of the dust collection chamber (1202), the small cone opening of the second cone nozzle (1203) is communicated with the dust collection chamber (1202), and the diameters of the small cone openings of the first cone nozzle (1201) and the second cone nozzle (1203) are larger than or equal to the diameter of the electret wire (13);
an ash discharge pipe (18) is arranged below the ash collection chamber (1202), the ash discharge pipe (18) is communicated with a main dust suction pipe (16), the main dust suction pipe (16) is communicated with a dust collector (15), at least one ash ejection sheet (1801) is arranged on the upper end face of an opening of the ash discharge pipe (18), and the upper end face of the ash ejection sheet (1801) is abutted against the electret wire (13).
5. The electrostatic electret loading apparatus for meltblown fabric of claim 4, wherein: a slot (23) is formed in the discharging seat (12), the slot (23) is electrically connected with a lead (20), the elastic piece (21) is clamped in the slot (23), a fixing boss (2101) is arranged at the end part of the elastic piece (21), a fixing groove (2301) matched with the fixing boss (2101) is formed in the slot (23), and the elastic piece (21) is fixed by clamping the fixing boss (2101) in the fixing groove (2301);
the elastic piece (21) is of a U-shaped structure, and a spring (2102) is arranged inside the U-shaped groove of the elastic piece (21).
6. The electrostatic electret loading apparatus for meltblown fabric of claim 1, wherein: preliminary static electret device (2) inside is equipped with static and takes place needle (203), and a plurality of static take place needle (203) and establish on the support of liftable, and preliminary static electret device (2) inside is equipped with a plurality of cylinders (202), cylinder (202) flexible end and leg joint, it is equipped with static ground plate (8) to collect transmission band (1) below, and preliminary static electret device (2) includes casing (201), cylinder (202) are established inside casing (201).
7. The electrostatic electret loading apparatus for meltblown fabric of claim 6, wherein: the structure of the bracket is as follows: the static electricity generating needles (203) are arranged on a strip-shaped needle frame (204), two ends of the needle frame (204) are arranged on a mounting plate (205), the mounting plate (205) is connected with the telescopic end of the air cylinder (202), and a handle (206) is arranged on the mounting plate (205).
8. The electrostatic electret loading apparatus for meltblown fabric of claim 6, wherein: mounting panel (205) both ends are passed through connecting seat (210) and are connected with cylinder (202) flexible end, are equipped with on connecting seat (210) and connect electrical socket (207), and a plurality of electrical sockets (207) are connected through connecting wire (208) electricity, and electrical socket (207) and static electricity take place needle (203) and are connected, and a plurality of needle framves (204) are connected with electrical socket (207) electricity, and connecting seat (210) are connected with cylinder (202) flexible end through sliding seat (209).
9. The electrostatic electret loading apparatus for meltblown fabric of claim 8, wherein: connecting seat (210) link lower surface is equipped with a plurality of locating pieces (211), sliding seat (209) link is equipped with a plurality of constant head tanks (212), and locating piece (211) are established at the whole support of constant head tank (212) inside location, and connecting seat (210) both sides are equipped with the otic placode, and the otic placode passes through the nut with sliding seat (209) and is connected.
10. The electrostatic electret loading apparatus for meltblown fabric of claim 6, wherein: the static grounding plate (8) is electrically connected with a grounding end on the static electricity generating needle (203), the active conveying roller (7) drives the collection conveying belt (1), and the tensioning roller (9) on the collection conveying belt (1) is electrically connected with the grounding end on the static electricity generating needle (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004991.2A CN112127144A (en) | 2020-09-22 | 2020-09-22 | Electrostatic electret loading device for melt-blown fabric |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004991.2A CN112127144A (en) | 2020-09-22 | 2020-09-22 | Electrostatic electret loading device for melt-blown fabric |
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| CN112127144A true CN112127144A (en) | 2020-12-25 |
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| CN202011004991.2A Pending CN112127144A (en) | 2020-09-22 | 2020-09-22 | Electrostatic electret loading device for melt-blown fabric |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962303A (en) * | 2021-03-24 | 2021-06-15 | 鞍山雷盛电子有限公司 | Electrostatic electret equipment |
| CN113417132A (en) * | 2021-06-15 | 2021-09-21 | 夏敬明 | Melt-blown cloth static applying equipment and dustproof impurity absorbing mechanism thereof |
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| CN113417132A (en) * | 2021-06-15 | 2021-09-21 | 夏敬明 | Melt-blown cloth static applying equipment and dustproof impurity absorbing mechanism thereof |
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