CN203208990U - Dust generation device - Google Patents
Dust generation device Download PDFInfo
- Publication number
- CN203208990U CN203208990U CN201320205310.8U CN201320205310U CN203208990U CN 203208990 U CN203208990 U CN 203208990U CN 201320205310 U CN201320205310 U CN 201320205310U CN 203208990 U CN203208990 U CN 203208990U
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- dust
- stirring
- puddler
- communicated
- feed hopper
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Abstract
The utility model discloses a dust generation device. The dust generation device comprises a dust feed hopper, a stirring output chamber, a belt conveyer device, a disperse material taking device and a dust leading-out pipe, wherein the dust feed hopper is detachably arranged at an upper port of the stirring output chamber, a stirring material poking device stretching into the stirring output chamber is fixedly arranged on the dust feed hoper, a discharging port is formed in a bottom plate of the stirring output chamber, a through hole communicated with the discharging port is formed in the side wall of the stirring output chamber, the conveyer belt surface of the belt conveyer device is arranged below the discharging port, the disperse material taking device is communicated with the through hole so as to raise dust on the conveyer belt surface, and the dust leading-out pipe is communicated with the disperse material taking device and a compressed air inlet. The dust generation device is reliable in operation, can be used for quantitatively outputting dust and is easy to control the output amount of the dust.
Description
Technical field
The utility model relates to a kind of dust generating means, for generation of dust.
Background technology
The environmental simulation technology is a new marginal technology, mainly studies the imageneering technology of various natural environments and the experimental technique of product under simulated environment; The ground environment analog machine mainly contains following a few class: low temperature environment simulation, hot environment simulation, hygrothermal environment simulation, solar irradiation simulation, sand dust environmental simulation, rain environmental simulation, dipping simulation, sour environment simulation, the simulation of explosive atmospheric environment, accumulated ice/sleet environmental simulation and mould environmental simulation etc.Some environment are in case simulation can be in interior environmental reliability test, degree of accuracy correction or the long duration test etc. of carrying out product after coming out.Right the dust generation of its reason dust generating means is wayward at present for the temporary transient not good equipment of the simulation of dust atmosphere, and the generation of each dust can't guarantee consistent relatively.
The utility model content
Technical problem to be solved in the utility model is: a kind of dust generating means is provided, and this dust generating means reliable operation can quantitatively export dust, and output quantity is also easy to control.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of dust generating means, comprise the dust feed hopper, stir the output chamber, the band conveying device, disperse dispenser and dust delivery line, this dust feed hopper detachably is installed on the upper port that stirs the output chamber, fixedly have on the dust feed hopper to stretch into and stir the indoor stirring poking device of output, the base plate of described stirring output chamber is provided with discharging opening, the sidewall of this stirring output chamber is provided with the mouth that passes through that is communicated with discharging opening, the conveying zone face of described band conveying device is arranged at the below of discharging opening, described dispersion dispenser be communicated with the dust airborne dust that will carry on the zone face by mouth, described dust delivery line is communicated with disperseing dispenser, and this dust delivery line is communicated with the compressed air inlet.
As a kind of preferred scheme, described stirring poking device comprises shaft, material poking fork and the power set that drive the shaft rotation, this shaft vertically rotates to be installed on the dust feed hopper and to extend to stirring to be exported indoor, described material poking fork comprises fixed head and all circumference uniform distributions several fork plates outside fixed head, space between adjacent two fork plates constitutes the material toggling space, the fixed head of described material poking fork is fixed on the shaft, matched in clearance between the bottom surface of material poking fork and the upper surface of base plate.
As a kind of preferred scheme, described shaft comprises main shaft and first puddler that is fixed on the main shaft, described main shaft vertically rotates to be installed on the dust feed hopper and to extend to stirring to be exported indoor, described fixed head is fixed in the bottom of main shaft, described first puddler comprises bending section and following bending section, the described bending section of going up is to the inwall extension of upper edge dust feed hopper, and it is indoor that described bending section down is positioned at stirring output.
As a kind of preferred scheme, second puddler is also fixedly arranged on the described shaft, and it is indoor that this second puddler is arranged at stirring output, and described second puddler, one end bends downwards, the other end is bending upwards, and the angle of cut between described second puddler and first puddler is 90 °.
As a kind of preferred scheme, described dispersion dispenser comprises shell, rotates the hairbrush that is installed on the shell, this shell be communicated with by the hole, this hairbrush drives rotation by power set, the maximum circular trace that the hairbrush rotation produces is tangent with the conveying zone face, the rotation direction of hairbrush is relative with the conveyer belt throughput direction, and described shell is provided with the supply air port, and this dispersion dispenser is communicated with negative pressure and regulates pipeline.
As a kind of preferred scheme, the backgauge compacting block is installed, the upper surface matched in clearance of the lower surface of this backgauge compacting block and material poking fork on the inwall of described stirring output chamber.
As a kind of preferred scheme, the upper surface of described backgauge compacting block is downward-sloping.
As a kind of preferred scheme, described band conveying device is to be with conveying device synchronously, and this is with conveying device by driven by servomotor synchronously.
After having adopted technique scheme, effect of the present utility model is: poking device is stirred in this dust generating means utilization will stir the indoor loosening material toggling of dust stirring of output, guarantee that the dust discharging is smooth and easy, recycling band conveying device is delivered to dust disperses in the dispenser, disperse just dust airborne dust of dispenser, stir the material toggling speed of poking device by control, the transporting velocity of band conveying device just can be controlled the output quantity of dust accurately, utilize then and disperse dispenser can guarantee that dust is all siphoned away by the dust delivery line, guarantee the accurate of output quantity, like this, the output quantity of this dust generating means is controlled, output quantity precision height, thus can be used for the simulation of dust atmosphere.
Again because described stirring poking device comprises shaft, material poking fork and the power set that drive the shaft rotation, this shaft vertically rotates to be installed on the dust feed hopper and to extend to stirring to be exported indoor, described material poking fork comprises fixed head and all circumference uniform distributions several fork plates outside fixed head, space between adjacent two fork plates constitutes the material toggling space, the fixed head of described material poking fork is fixed on the shaft, matched in clearance between the bottom surface of material poking fork and the upper surface of base plate, therefore, when material poking fork rotates, can intermittent dust be dialled in the discharging opening, thereby when fork plate covers discharging opening, the band conveying device can be carried the dust in the discharging opening, and Dust Capacity is accurate more also more easy to control like this.
Again because described shaft comprises main shaft and first puddler that is fixed on the main shaft, described main shaft vertically rotates to be installed on the dust feed hopper and to extend to stirring to be exported indoor, described fixed head is fixed in the bottom of main shaft, described first puddler comprises bending section and following bending section, the described bending section of going up is to the inwall extension of upper edge dust feed hopper, it is indoor that described bending section down is positioned at stirring output, therefore, when main shaft rotates, the last bending section of first puddler can stir the dust in the dust feed hopper loosening, following bending section can stir loosening with stirring the indoor dust of output, particularly go up bending section to the inwall extension of upper edge dust feed hopper, the dust that will stick to as far as possible on the dust feed hopper inwall stirs, and guarantees to stir the indoor dust of output and derives more thorough.
Because comprising shell, rotation, described dispersion dispenser is installed on the hairbrush on the shell again, this shell be communicated with by the hole, this hairbrush drives rotation by power set, the maximum circular trace that the hairbrush rotation produces is tangent with the conveying zone face, the rotation direction of hairbrush is relative with the conveyer belt throughput direction, described shell is provided with the supply air port, and this dispersion dispenser is communicated with negative pressure and regulates pipeline.Like this, can will carry the dust on the zone face all to brush as making its airborne dust in the shell by the hairbrush rotation, and the dust delivery line siphons away dust to producing negative pressure in the shell, at this moment, regulate pipeline by negative pressure and carry out the negative pressure adjusting, avoid conveyer belt dust not to be carried when coming and to siphon away by mouth place dust because negative pressure is excessive, can improve the precision of dust output quantity like this.
Again owing to the backgauge compacting block is installed, the upper surface matched in clearance of the lower surface of this backgauge compacting block and material poking fork on the inwall of described stirring output chamber.Like this, the dust of material poking fork top is blocked by the backgauge compacting block, and the dust in the material toggling space all compresses from the below warp of backgauge compacting block later at every turn, can guarantee that like this density of the dust in the material toggling gap is consistent substantially, and then guarantee each dust output quantity unanimity.
Because described band conveying device is to be with conveying device synchronously, this is with conveying device by driven by servomotor synchronously, therefore, is with conveying device can prevent that conveyer belt from skidding synchronously, guarantees the reliability of work, also guarantees the dust output accuracy simultaneously again.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structure cutaway view of the utility model embodiment;
In the accompanying drawing: 1. dust generating means; 11. dust feed hopper; 12. stir the output chamber; 121. base plate; 122. discharging opening; 13. band conveying device; 14. dispersion dispenser; 15. dust delivery line; 151. air inlet; 16. stirring poking device; 161. stirring motor; 162. main shaft; 163. material poking fork; 164. first puddler; 1641. last bending section; 1642. following bending section; 165. backgauge compacting block; 166. second puddler.
The specific embodiment
Below by specific embodiment the utility model is described in further detail.
As shown in Figure 1, a kind of dust generating means 1, comprise dust feed hopper 11, stir output chamber 12, be with conveying device 13, disperse dispenser 14 and dust delivery line 15, this dust feed hopper 11 detachably is installed on the upper port that stirs output chamber 12, is easy for installation and maintenance.The base plate 121 of described stirring output chamber 12 is provided with discharging opening 122, the sidewall of this stirring output chamber 12 is provided with the mouth that passes through that is communicated with discharging opening 122, wherein base plate 121 also is detachably to be installed on the sidewall that stirs output chamber 12, hence one can see that, base plate 121 can be selected to change according to the size of discharging opening 122, thereby guarantees that the powder output quantity is electrodeless adjustable in bigger number range.Fixedly have on the dust feed hopper 11 and stretch into the stirring poking device 16 that stirs in the output chamber 12, the conveying zone face of described band conveying device 13 is arranged at the below of discharging opening 122, this carries zone face and base plate 121 lower surface matched in clearance, like this, carry zone face and discharging opening to constitute and material space, described band conveying device 13 is to be with conveying device 13 synchronously, this synchronization conveying device comprises synchronous band, active synchronization gear and driven halo, band is installed between active synchronization gear and the driven halo synchronously, and this active synchronization gear is by driven by servomotor.Described dispersion dispenser 14 with is communicated with the dust airborne dust that will carry on the zone face by mouth, described dust delivery line 15 is communicated with dispersion dispenser 14, this dust delivery line 15 is communicated with the compressed air inlet.
Described stirring poking device 16 comprises shaft, material poking fork 163 and the power set that drive the shaft rotation, this shaft comprises main shaft 162, is fixed in first puddler 164 and second puddler 166 on the main shaft 162, main shaft 162 vertically rotates to be installed on the dust feed hopper 11 and to extend to and stirs in the output chamber 12, upper end and the power set of main shaft 162 are in transmission connection, wherein, these power set are a stirring motor 161.Described first puddler 164 comprises bending section 1641 and following bending section 1642, and the described bending section 1641 of going up is namely gone up bending section 1641 upwardly extending extensions and powder feed bucket shape shape and coincide to the inwall extension of upper edge dust feed hopper 11.Described bending section 1642 down is positioned at and stirs output chamber 12.The outermost edge of following bending section 1642 is near the inwall that stirs output chamber 12, this second puddler 166 is arranged at and stirs in the output chamber 12, described second puddler, 166 1 ends bend downwards, the other end is bending upwards, each branch other places, position of first puddler 164, second puddler 166 go out on the plane, and the angle of cut between second puddler 166 and the plane, first puddler, 164 place is 90 °.Described material poking fork 163 comprises fixed head and all circumference uniform distributions several fork plates outside fixed head, space between adjacent two fork plates constitutes the material toggling space, the fixed head of described material poking fork 163 is fixed in the bottom of main shaft 162, matched in clearance between the upper surface of the bottom surface of material poking fork 163 and base plate 121.The area of switch-plate preferably can cover discharging opening 122 fully, the material toggling space preferably than to go out material space big, all fill up to reach the powder that goes out in the material space at every turn.On the inwall of described stirring output chamber 12 backgauge compacting block 165 is installed, the upper surface matched in clearance of the lower surface of this backgauge compacting block 165 and material poking fork 163, preferred, the upper surface of described backgauge compacting block 165 is downward-sloping, is convenient to flow downward under the dust.Backgauge compacting block 165 can be guaranteed each dust consistent in density of dialling in discharging opening 122 from the material toggling gap to the dust compacting in the material toggling gap.
Described dispersion dispenser 14 comprises shell, rotation is installed on the hairbrush on the shell, this shell be communicated with by the hole, this hairbrush drives rotation by power set, these power set also are a motor, the maximum circular trace that the hairbrush rotation produces is tangent with the conveying zone face, the rotation direction of hairbrush is relative with the conveyer belt throughput direction, that is to say, maximum circular trace is opposite with the conveyer belt throughput direction with linear velocity on the tangent point of contact of conveying zone face, described shell is provided with the supply air port, disperse dispenser 14 to be communicated with negative pressure and regulate pipeline, this negative pressure is regulated pipeline and is comprised that mainly a compressed air feeds pipeline, this compressed air feeds pipeline and is provided with pressure regulator valve, because dust delivery line 15 utilizes compressed air as ejection power, the inside of 15 pairs of dispersion dispensers 14 of dust delivery line produces negative pressure, this negative pressure can siphon away disperse dust in the enclosure, in case but this negative pressure value is excessive, will be to producing suction by the hole, thereby the dust that will not be transferred also siphons away, at this moment, regulate pipeline by negative pressure and regulate this negative pressure value, can avoid negative pressure value too high, guarantee dust ejection precision.
Operation principle of the present utility model is: at first a certain amount of dust (generally being coal dust) is joined in the dust feed hopper 11, start stirring motor 161, material poking fork 163 rotates to be dialled in dust in the discharging opening 122, band conveying device 13 startups synchronously are delivered to the dust in the discharging opening 122 and disperse in the setting gauge, disperse the hairbrush of setting gauge to rotate, with the dust airborne dust, then the negative pressure that is produced by dust delivery line 15 siphons away ejection.
Claims (8)
1. dust generating means, comprise the dust feed hopper, stir the output chamber, the band conveying device, disperse dispenser and dust delivery line, it is characterized in that: this dust feed hopper detachably is installed on the upper port that stirs the output chamber, fixedly have on the dust feed hopper to stretch into and stir the indoor stirring poking device of output, the base plate of described stirring output chamber is provided with discharging opening, the sidewall of this stirring output chamber is provided with the mouth that passes through that is communicated with discharging opening, the conveying zone face of described band conveying device is arranged at the below of discharging opening, described dispersion dispenser be communicated with the dust airborne dust that will carry on the zone face by mouth, described dust delivery line is communicated with disperseing dispenser, and this dust delivery line is communicated with the compressed air inlet.
2. a kind of dust generating means as claimed in claim 1, it is characterized in that: described stirring poking device comprises shaft, material poking fork and the power set that drive the shaft rotation, this shaft vertically rotates to be installed on the dust feed hopper and to extend to stirring to be exported indoor, described material poking fork comprises fixed head and all circumference uniform distributions several fork plates outside fixed head, space between adjacent two fork plates constitutes the material toggling space, the fixed head of described material poking fork is fixed on the shaft, matched in clearance between the bottom surface of material poking fork and the upper surface of base plate.
3. a kind of dust generating means as claimed in claim 2, it is characterized in that: described shaft comprises main shaft and first puddler that is fixed on the main shaft, described main shaft vertically rotates to be installed on the dust feed hopper and to extend to stirring to be exported indoor, described fixed head is fixed in the bottom of main shaft, described first puddler comprises bending section and following bending section, the described bending section of going up is to the inwall extension of upper edge dust feed hopper, and it is indoor that described bending section down is positioned at stirring output.
4. a kind of dust generating means as claimed in claim 3, it is characterized in that: second puddler is also fixedly arranged on the described shaft, it is indoor that this second puddler is arranged at stirring output, described second puddler, one end bends downwards, the other end is bending upwards, and the angle of cut between described second puddler and first puddler is 90 °.
5. as each described a kind of dust generating means of claim 1 to 4, it is characterized in that: described dispersion dispenser comprises shell, rotates the hairbrush that is installed on the shell, this shell be communicated with by the hole, this hairbrush drives rotation by power set, the maximum circular trace that the hairbrush rotation produces is tangent with the conveying zone face, the rotation direction of hairbrush is relative with the conveyer belt throughput direction, and described shell is provided with the supply air port, and this dispersion dispenser is communicated with negative pressure and regulates pipeline.
6. a kind of dust generating means as claimed in claim 5 is characterized in that: the backgauge compacting block is installed, the upper surface matched in clearance of the lower surface of this backgauge compacting block and material poking fork on the inwall of described stirring output chamber.
7. a kind of dust generating means as claimed in claim 6, it is characterized in that: the upper surface of described backgauge compacting block is downward-sloping.
8. a kind of dust generating means as claimed in claim 1 is characterized in that: described band conveying device is band conveying device synchronously, and this is with conveying device by driven by servomotor synchronously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320205310.8U CN203208990U (en) | 2013-04-22 | 2013-04-22 | Dust generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320205310.8U CN203208990U (en) | 2013-04-22 | 2013-04-22 | Dust generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203208990U true CN203208990U (en) | 2013-09-25 |
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ID=49198563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320205310.8U Expired - Fee Related CN203208990U (en) | 2013-04-22 | 2013-04-22 | Dust generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203208990U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103230755A (en) * | 2013-04-22 | 2013-08-07 | 张家港朗亿机电设备有限公司 | Dust generating device |
| CN111318193A (en) * | 2020-03-15 | 2020-06-23 | 上海市计量测试技术研究院 | Dust generating device of constant-temperature and constant-humidity dust environment simulation device |
| CN113184566A (en) * | 2021-05-18 | 2021-07-30 | 辽宁工程技术大学 | Dust control rotary ball dust-collecting machine |
-
2013
- 2013-04-22 CN CN201320205310.8U patent/CN203208990U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103230755A (en) * | 2013-04-22 | 2013-08-07 | 张家港朗亿机电设备有限公司 | Dust generating device |
| CN111318193A (en) * | 2020-03-15 | 2020-06-23 | 上海市计量测试技术研究院 | Dust generating device of constant-temperature and constant-humidity dust environment simulation device |
| CN113184566A (en) * | 2021-05-18 | 2021-07-30 | 辽宁工程技术大学 | Dust control rotary ball dust-collecting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20170422 |
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| CF01 | Termination of patent right due to non-payment of annual fee |