CN212120817U - Explosion-proof scraper screening machine - Google Patents
Explosion-proof scraper screening machine Download PDFInfo
- Publication number
- CN212120817U CN212120817U CN202022546502.8U CN202022546502U CN212120817U CN 212120817 U CN212120817 U CN 212120817U CN 202022546502 U CN202022546502 U CN 202022546502U CN 212120817 U CN212120817 U CN 212120817U
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- Prior art keywords
- fixed
- scraper
- explosion
- transmission
- screen
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- 238000012216 screening Methods 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 239000002360 explosive Substances 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
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Abstract
The utility model discloses an explosion-proof scraper screening machine, including being fixed in the screen (ing) machine support on the base, down the hopper fix on this screen (ing) machine support, install reel and dust cover in proper order in the top of hopper under this, the screen cloth is fixed in the reel, be fixed with the transmission support on the base, the upper beam of this transmission support runs through the reel, the transmission level is fixed on this transmission support, and the transmission level runs through the wall and the outer end passes through the shaft coupling to be connected with explosion-proof machine, and the inner is installed in the transmission, install in the vertical axis upper end in the transmission, the scraper blade ware is fixed to the lower extreme to the axis of this vertical axis with the central axis coincidence of reel, the bottom of scraper blade ware with the screen cloth upper surface contacts. The technical scheme is suitable for screening inflammable and explosive materials.
Description
Technical Field
The utility model belongs to screening machine equipment field relates to an explosion-proof scraper blade screening machine particularly.
Background
The scraper screen is also called a forced vibrating screen, and the screening effect and speed of materials passing through a screen are accelerated by giving an external force to the materials so as to improve the screening output of the vibrating screen.
The prior patent "201720509519.1" granted by the national intellectual property office is named as: "a scraper screening machine". The scraper screen comprises a screen base, a damping spring, a screen body, a feeding cover and a screen mesh inside the screen body, wherein one side of the screen body is provided with a screening device which comprises a fixed seat, the fixed seat is fixedly connected with the screen base through a connecting plate, a vertical guide rail is arranged on the upper surface of the fixed seat, the top of the vertical guide rail is provided with a connecting cross frame, a supporting seat capable of axially sliding along the vertical guide rail is arranged on the vertical guide rail between the connecting cross frame and the fixed seat, a motor is arranged on the supporting seat right above the center of a feeding hole of the feeding cover, one end of a rotating shaft is connected with a motor shaft of the motor, the other end of the rotating shaft passes through the screen body feeding cover and is connected with a connecting rotating seat arranged above the screen mesh, a plurality of scrapers are uniformly distributed around the connecting cross frame, the lower surface of the connecting cross frame is provided with a lifting hook, the lifting hook of bottom is hung on the lifting hook hangers, and little buddha's warrior attendant electric block bilateral symmetry is provided with folding cantilever crane, and every folding cantilever crane one end is connected crossbearer fixed surface and is connected, and the other end is connected with supporting seat upper surface fixed surface. The scraper screen has no explosion-proof function and is not suitable for inflammable and explosive materials.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model aims at providing an explosion-proof formula scraper screening machine.
The utility model aims to solve the problems that the screening machine comprises a screening machine bracket fixed on a base, a blanking hopper fixed on the screening machine bracket, a screen frame and a dust cover are sequentially arranged above the blanking hopper, a screen is fixed in the screen frame, a transmission device bracket is fixed on the base, an upper beam of the transmission device bracket penetrates through the screen frame, the transmission device is horizontally fixed on the transmission device bracket, the transmission shaft horizontally penetrates through a wall, the outer end of the transmission shaft is connected with an explosion-proof motor through a coupler, the inner end of the transmission shaft is arranged in the transmission device, the upper end of a vertical shaft is arranged in the transmission device, a scraper blade is fixed at the lower end of the vertical shaft, the axis of the vertical shaft is coincided with the central axis of the screen frame, the bottom of the scraper blade is contacted with the upper surface of the screen, an oversize material discharge port provided with a gate is fixed on the side surface of, and a feed inlet is arranged above the dust cover. The transmission comprises a bearing chamber, the steering gear is arranged at one end, far away from the wall, in the bearing chamber, and the bearing is arranged at the other end in the bearing chamber. The scraper blade ware include with vertical axis complex axle sleeve, two bracing pieces relatively fixed are in the side of this axle sleeve be fixed with the connecting plate of two at least the same inclination on two bracing pieces at interval separately, the connecting plate rotates opposite direction slope for the scraper blade ware, is equipped with the slot hole on the scraper blade, and the bolt passes this slot hole and fixes the scraper blade on the connecting plate. The number of the four-fluorine plate scrapers is two.
The utility model discloses has following effect: this technical scheme installs explosion-proof machine in outdoor to utilize transmission to realize the rotary motion of scraper blade on the screen cloth, when realizing that the material forces the screening, can effectively avoid explosion-proof machine in the possible small spark that produces and the material detonation phenomenon that arouses.
The scraper adopts a tetrafluoro plate which is resistant to high temperature, low temperature, corrosion and high lubrication and is not easy to adhere, so that the materials are conveniently screened; in addition, the height of the scraper relative to the screen is adjustable to accommodate materials of different sizes.
Drawings
FIG. 1 is a front view of the present invention; fig. 2 is a schematic view of the squeegee configuration.
Description of the drawings: 1. a base; 2. a screen frame; 3. a transmission support; 4. a transmission device; 4-1. bearing chamber; 4-2. bearings; 4-3. a steering gear; 5. a drive shaft; 6. an explosion-proof motor; 7. a vertical axis; 8. a squeegee; 8-1. shaft sleeve; 8-2. supporting rods; 8-3, connecting plates; 8-4, a scraper; 8-5, long hole; 9. screening a screen; 10. a screen frame; 10-1, discharging a material outlet of oversize; 10-2. a gate; 11. a dust cover; 11-1. feed inlet; 12. feeding a hopper; 12-1, discharging a screen underflow.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1-2, an explosion-proof scraper screening machine comprises a screening machine support 2 fixed on a base 1, a lower hopper 12 fixed on the screening machine support 2, a screen frame 10 and a dust cover 11 sequentially installed above the lower hopper 12, a screen 9 fixed in the screen frame 10, a transmission device support 3 fixed on the base 1, an upper beam of the transmission device support 3 penetrating through the screen frame 10, a transmission device 4 horizontally fixed on the transmission device support 3, a transmission shaft 5 horizontally penetrating through a wall and having an outer end connected with an explosion-proof motor 6 through a coupling, an inner end installed in the transmission device 4, an upper end of a vertical shaft 7 installed in the transmission device 4, a scraper 8 fixed at a lower end, and an axis of the vertical shaft 7 coinciding with a central axis of the screen frame 10, wherein the bottom of the scraper 8 contacts with an upper surface of the screen 9; an oversize material outlet 10-1 provided with a gate 10-2 is fixed on the side surface of the screen frame 10, an undersize material outlet 12-1 is arranged below the blanking hopper 12, and a material inlet 11-1 is arranged above the dust cover 11. The transmission device 4 changes the rotation motion of the horizontal shaft into the rotation motion of the vertical shaft, thereby realizing the remote power transmission; the explosion-proof motor 6 is arranged outside the wall, so that the problem of material explosion caused by possible tiny sparks is effectively avoided.
The transmission 4 comprises a bearing chamber 4-1, a steering gear 4-3 is arranged at one end of the bearing chamber 4-1 far away from the wall, and a bearing 4-2 is arranged at the other end of the bearing chamber 4-1.
The scraper 8 comprises a shaft sleeve 8-1 matched with the vertical shaft 7, the two support rods 8-2 are relatively fixed on the side surface of the shaft sleeve 8-1, at least two connecting plates 8-3 with the same inclination angle are respectively fixed on the two support rods 8-2 at intervals, the connecting plates 8-3 are inclined relative to the direction opposite to the rotation direction of the scraper 8, long holes 8-5 are formed in the scraper 8-4, and bolts penetrate through the long holes 8-5 to fix the scraper 8-4 on the connecting plates 8-3. Since the scrapers 8-4 are provided with the elongated holes 8-5, it is possible to provide bolts for adjusting the height of the scrapers 8-4 so as to be in contact with the upper surface of the screen 9. The scraping plates 8-4 are made of PTFE plates, and the number of the scraping plates is two.
Before the sieving machine works, the gate 10-2 is closed, and materials to be sieved are poured into the sieve frame 10 from the feeding hole 11-1. And starting the explosion-proof motor 6, and operating the scraper device 8 through the transmission device 4, namely enabling the scraper 8-4 to rotate on the screen 9 to force the materials to be screened, discharging the materials screened by the screen 9 through the screen underflow discharge port 12-1, opening the gate 10-2, and discharging the materials which do not pass through the screen 9 through the screen overflow discharge port 10-1.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected, and may communicate between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Claims (4)
1. An explosion-proof scraper screening machine comprises a screening machine support (2) fixed on a base (1), a blanking hopper (12) fixed on the screening machine support (2), a screen frame (10) and a dust cover (11) sequentially installed above the blanking hopper (12), and a screen (9) fixed in the screen frame (10), and is characterized in that a transmission device support (3) is fixed on the base (1), an upper beam of the transmission device support (3) penetrates through the screen frame (10), a transmission device (4) is horizontally fixed on the transmission device support (3), a transmission shaft (5) horizontally penetrates through a wall, the outer end of the transmission shaft is connected with an explosion-proof motor (6) through a coupler, the inner end of the transmission shaft is installed in the transmission device (4), the upper end of a vertical shaft (7) is installed in the transmission device (4), a scraper (8) is fixed at the lower end of the vertical shaft, the axis of the vertical shaft (7) coincides with the central axis of the screen frame (10), the bottom of the scraper device (8) is in contact with the upper surface of the screen (9), an oversize material discharge port (10-1) provided with a gate (10-2) is fixed on the side surface of the screen frame (10), an undersize material discharge port (12-1) is arranged below the lower hopper (12), and a feed port (11-1) is arranged above the dustproof cover (11).
2. An explosion-proof scraper screening machine according to claim 1, characterized in that the transmission means (4) comprises a bearing chamber (4-1), the diverter (4-3) is mounted in the bearing chamber (4-1) at the end remote from the wall, and the bearing (4-2) is mounted in the bearing chamber (4-1) at the other end.
3. The explosion-proof scraper screening machine of claim 1, characterized in that the scraper (8) comprises a shaft sleeve (8-1) matched with the vertical shaft (7), two supporting rods (8-2) are relatively fixed on the side surface of the shaft sleeve (8-1), at least two connecting plates (8-3) with the same inclination angle are respectively fixed on the two supporting rods (8-2) at intervals, the connecting plates (8-3) are inclined relative to the direction opposite to the rotation of the scraper (8), the scraper (8-4) is provided with a long hole (8-5), and a bolt penetrates through the long hole (8-5) to fix the scraper (8-4) on the connecting plates (8-3).
4. The explosion-proof scraper screening machine of claim 3, characterized in that the scrapers (8-4) are made of PTFE plates, and the number of the scrapers is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022546502.8U CN212120817U (en) | 2020-11-06 | 2020-11-06 | Explosion-proof scraper screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022546502.8U CN212120817U (en) | 2020-11-06 | 2020-11-06 | Explosion-proof scraper screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212120817U true CN212120817U (en) | 2020-12-11 |
Family
ID=73666760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022546502.8U Active CN212120817U (en) | 2020-11-06 | 2020-11-06 | Explosion-proof scraper screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212120817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318968A (en) * | 2021-05-28 | 2021-08-31 | 湖北三江航天江河化工科技有限公司 | Energetic material device that sieves |
-
2020
- 2020-11-06 CN CN202022546502.8U patent/CN212120817U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318968A (en) * | 2021-05-28 | 2021-08-31 | 湖北三江航天江河化工科技有限公司 | Energetic material device that sieves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An explosion-proof scraper screening machine Granted publication date: 20201211 Pledgee: Postal Savings Bank of China Co.,Ltd. Xinxiang Branch Pledgor: XINXIANG DONGZHEN MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2024980000836 |