CN216714703U - Easy-to-maintain screw vacuum pump for polycrystalline silicon tablet press - Google Patents
Easy-to-maintain screw vacuum pump for polycrystalline silicon tablet press Download PDFInfo
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- CN216714703U CN216714703U CN202122867907.6U CN202122867907U CN216714703U CN 216714703 U CN216714703 U CN 216714703U CN 202122867907 U CN202122867907 U CN 202122867907U CN 216714703 U CN216714703 U CN 216714703U
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 16
- 238000005192 partition Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 239000008188 pellet Substances 0.000 claims 5
- 230000003245 working effect Effects 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a screw vacuum pump easy to maintain for a polycrystalline silicon tablet press, and relates to the technical field of screw vacuum pump equipment. According to the utility model, through the matching of the partition plate and the gear, when the filter screen is blocked, the filter screen can be replaced by rotating the partition plate, so that the replacement work of the filter screen is convenient to complete, the device is convenient to clean and maintain, and the working effect of the device is ensured.
Description
Technical Field
The utility model relates to the technical field of screw vacuum pump equipment, in particular to a screw vacuum pump easy to maintain for a polycrystalline silicon tablet press.
Background
The screw vacuum pump is an air pumping device which utilizes a pair of screws to synchronously rotate in a high speed and reverse direction in a pump shell to generate air suction and exhaust functions, is an updated product of an oil seal type vacuum pump, can pump out gas occasions containing a large amount of water vapor and a small amount of dust, and is widely applied to the fields of domestic pharmaceutical, chemical industry, semiconductors and other enterprises with high requirements on clean vacuum. Screw vacuum pump has the pumping speed scope wide, simple structure is compact, the chamber component of bleeding does not have friction, long-lived, the energy consumption is low, there is not advantages such as oil pollution, the polycrystalline silicon tablet press need use screw vacuum pump to carry out evacuation work at the in-process of work usually, after working a period of time, the dust in the pumped gas is piled up in the inside of device easily, need install the filter screen and come to carry out filtering work to the air usually, avoid the inside of dust entering device.
After the existing screw vacuum pump for the polycrystalline silicon tablet press works for a long time, the filter screen is easy to block, the filter screen is difficult to replace, the device is inconvenient to clean and maintain, and the working effect of the device is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a screw vacuum pump easy to maintain for a polycrystalline silicon tablet press, so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme: easy-to-maintain screw vacuum pump for polycrystalline silicon tablet press, including the vacuum pump main part, vacuum pump main part top is equipped with the intake pipe, intake pipe outer wall one side is equipped with the installation piece, the inside cavity of having seted up of installation piece, the cavity with the intake pipe intercommunication, the cavity inner wall is equipped with sliding connection's base, the base top is equipped with the gear of rotating the connection, the gear top is equipped with the baffle, baffle outer wall bilateral symmetry is equipped with sliding connection's filter screen, the baffle outer wall in filter screen below is equipped with sliding connection's movable block, the movable block with the adjacent one side of gear outer wall is equipped with same compression spring, the baffle outer wall is equipped with warning mechanism, the base top is equipped with steering mechanism, the cavity top is equipped with clean mechanism.
Further, warning mechanism includes two contacts, two the contact symmetry set up in baffle outer wall both sides, the contact is located the filter screen below, the contact is located compression spring one side, installation piece outer wall one side is equipped with the warning light, the contact with warning light electric connection plays the warning effect to the staff when the impurity at filter screen top is too much.
Further, steering mechanism includes incomplete gear, incomplete gear rotate set up in the base top, incomplete gear with gear engagement, the base inside in incomplete gear one side is equipped with servo motor, the servo motor output shaft with incomplete gear fixed connection, the base outer wall is kept away from intake pipe one side is equipped with the connecting rod, connecting rod one end extends to the installation piece outside is equipped with the handle with the cover, turns to the change work to the filter screen.
Further, the cavity inner wall be equipped with base assorted slide rail, the cavity inner wall is close to intake pipe one side is equipped with sealed piece, and the slide rail has guaranteed the stability when base motion, and sealed piece and baffle cooperation play sealed effect to the cavity, avoid influencing the evacuation work of device.
Further, clean mechanism includes the spout, the spout is seted up in cavity inner wall top, the spout with installation piece outside intercommunication, the spout inner wall is equipped with sliding connection's U-shaped piece, the inboard cover of U-shaped piece is equipped with the lead screw of rotating the connection, U-shaped piece inner wall is equipped with sliding connection's scraper blade, the scraper blade with the lead screw bottom is rotated and is connected, lead screw one end extends to installation piece top and cover are equipped with the disc, carry out cleaning work to the filter screen.
Furthermore, the U-shaped block is internally provided with a screw rod nut matched with the screw rod, the bottom of the inner wall of the cavity is provided with a stop dog on one side of the base, the screw rod is driven by the screw rod nut to move, and the stop dog plays a role in limiting the base.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the gear, the partition plate, the filter screen and the incomplete gear are arranged, and the partition plate is matched with the gear, so that when the filter screen is blocked, the filter screen can be replaced by rotating the partition plate, the replacement work of the filter screen is convenient to complete, the device is convenient to clean and maintain, and the working effect of the device is ensured.
2. According to the utility model, through the arrangement of the screw rod and the scraper, impurities at the top of the filter screen can be pushed into the cavity by adjusting the height of the scraper and the left-right movement of the scraper, so that the cleaning work of the filter screen is completed, the filter screen does not need to be frequently disassembled, and the working effect of the device is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a front cross-sectional view of the present invention in its entirety;
FIG. 2 is an enlarged schematic view of the utility model at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the utility model at B of FIG. 1;
FIG. 4 is a schematic view of a partial gear of the present invention;
in the figure: 1. a vacuum pump main body; 2. an air inlet pipe; 3. mounting blocks; 4. a cavity; 5. a base; 6. a gear; 7. a partition plate; 8. filtering with a screen; 9. a movable block; 10. a compression spring; 11. a contact; 12. a warning light; 13. an incomplete gear; 14. a servo motor; 15. a connecting rod; 16. a handle; 17. a chute; 18. a U-shaped block; 19. a screw rod; 20. a squeegee; 21. a disk.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the easy-to-maintain screw vacuum pump for the polycrystalline silicon tabletting machine comprises a vacuum pump body 1, wherein an air inlet pipe 2 is arranged at the top of the vacuum pump body 1, an installation block 3 is arranged on one side of the outer wall of the air inlet pipe 2, a cavity 4 is formed in the installation block 3, the cavity 4 is communicated with the air inlet pipe 2, a base 5 in sliding connection is arranged on the inner wall of the cavity 4, a gear 6 in rotating connection is arranged at the top of the base 5, a partition plate 7 is arranged at the top of the gear 6, filter screens 8 in sliding connection are symmetrically arranged on two sides of the outer wall of the partition plate 7, a movable block 9 in sliding connection is arranged below the outer wall of the partition plate 7 and is arranged on one side of the outer wall of the gear 6 adjacent to the movable block 9, a warning mechanism is arranged on the outer wall of the partition plate 7 and comprises two contacts 11, and the two contacts 11 are symmetrically arranged on two sides of the outer wall of the partition plate 7, contact 11 is located 8 belows of filter screen, contact 11 is located compression spring 10 one side, 3 outer wall one sides of installation piece are equipped with warning light 12, contact 11 with warning light 12 electric connection, 5 tops of base are equipped with steering mechanism, steering mechanism includes incomplete gear 13, incomplete gear 13 rotate set up in 5 tops of base, incomplete gear 13 with 6 meshing of gear, 5 inside of base in incomplete gear 13 one side is equipped with servo motor 14, servo motor 14 output shaft with incomplete gear 13 fixed connection, 5 outer walls of base are kept away from 2 one sides of intake pipe are equipped with connecting rod 15, 15 one end of connecting rod extends to 3 outsides of installation piece are overlapped and are equipped with handle 16.
The inner wall of the cavity 4 is provided with a sliding rail matched with the base 5, the inner wall of the cavity 4 is close to one side of the air inlet pipe 2 is provided with a sealing block, the sliding rail plays a role in guiding the base 5, the stability of the base 5 during movement is guaranteed, the sealing block is matched with the partition plate 7, the cavity 4 can be blocked, and the influence on the normal work of the vacuum pump main body 1 is avoided.
The implementation mode specifically comprises the following steps: when the vacuum pump is used, by arranging the gear 6, the partition plate 7, the filter screens 8 and the incomplete gear 13, during work, the handle 16 is manually pushed, so that the handle 16 approaches to the mounting block 3, the connecting rod 15 moves along with the handle 16, the base 5 moves along with the connecting rod 15, the filter screens 8 move along with the base 5, one of the filter screens 8 is pushed to the inside of the air inlet pipe 2, when the vacuum pump main body 1 moves, air enters the inside of the vacuum pump main body 1 through the air inlet pipe 2, the filter screens 8 perform filtering work on the air, after the device performs long-time work, the filter screens 8 are easy to block, when the filter screens 8 are blocked, the pressure of the air acting on the filter screens 8 is increased, the filter screens 8 are pushed to approach to the gear 6, the movable blocks 9 move downwards along with the filter screens 8, at the moment, the compression springs 10 are compressed, when the filter screens 8 are blocked to a certain degree, the filter screen 8 contacts the contact 11, so that the warning light 12 starts to work to remind a worker that the filter screen 8 has too many impurities, the worker manually pulls the handle 16 to enable the handle 16 to move away from the mounting block 3, the connecting rod 15 and the base 5 move along with the handle to drive the filter screen 8 to move to the inside of the cavity 4, then the servo motor 14 is controlled to start to work to drive the incomplete gear 13 to rotate for a circle, the incomplete gear 13 drives the gear 6 to rotate for a half circle, the partition plate 7 rotates for a half circle along with the gear 6, so that the positions of the two filter screens 8 are exchanged, then the handle 16 is manually pushed to return to the original position, another filter screen 8 is pushed to the inside of the air inlet pipe 2, so that the filter screen 8 is replaced, the partition plate 7 is matched with the gear 6, when the filter screen 8 is blocked, the filter screen 8 can be replaced by rotating the partition plate 7, and the replacement of the filter screen 8 is convenient to complete, the device is convenient to clean and maintain, and the working effect of the device is ensured.
Referring to fig. 1-3, the present invention provides a technical solution: easy to maintain's screw vacuum pump for polycrystalline silicon tablet press still including set up in the clean mechanism at 4 tops of cavity, clean mechanism includes spout 17, spout 17 sets up in 4 inner wall tops of cavity, spout 17 with installation piece 3 outside intercommunication, spout 17 inner wall is equipped with sliding connection's U-shaped piece 18, the inboard cover of U-shaped piece 18 is equipped with the lead screw 19 of rotating the connection, the 18 inner walls of U-shaped piece are equipped with sliding connection's scraper blade 20, scraper blade 20 with 19 bottoms of lead screw are rotated and are connected, 19 one end of lead screw extends to installation piece 3 top and cover are equipped with disc 21.
The U-shaped block 18 is internally provided with a screw nut matched with the screw rod 19, the bottom of the inner wall of the cavity 4 is provided with a stop dog on one side of the base 5, the screw rod 19 and the screw nut move relatively to drive the screw rod 19 to move up and down, the stop dog plays a role in stopping the base 5, the filter screen 8 is prevented from contacting with the scraper 20 when rotating, and the working stability of the device is ensured.
The implementation mode is specifically as follows: when the cleaning device is used, the screw rod 19 and the scraper 20 are arranged, when the cleaning device works and needs to clean the surface of the filter screen 8 positioned in the cavity 4, the disc 21 is manually driven to rotate, the screw rod 19 rotates along with the disc 21, the screw rod 19 moves up and down along with the rotation, the scraper 20 moves up and down along with the rotation, the position of the scraper 20 is adjusted to a proper height, the disc 21 is manually pushed to move left and right to drive the U-shaped block 18 to move left and right, the chute 17 plays a role in guiding the U-shaped block 18, and the scraper 20 moves along with the U-shaped block 18, thereby cleaning work is carried out to filter screen 8's top, and the high of accessible adjustment scraper blade 20 and scraper blade 20's side-to-side movement promote the impurity at filter screen 8 top to the inside of cavity 4, accomplish filter screen 8's cleaning work, need not frequently to dismantle filter screen 8, has guaranteed the working effect of device.
The working principle of the utility model is as follows:
referring to the attached drawings 1-4 of the specification, by arranging the gear 6, the partition plate 7, the filter screen 8 and the incomplete gear 13 and matching the partition plate 7 and the gear 6, when the filter screen 8 is blocked, the filter screen 8 can be replaced by rotating the partition plate 7, so that the replacement of the filter screen 8 is facilitated, the device is convenient to clean and maintain, and the working effect of the device is ensured.
Further, referring to the attached drawings 1-3 of the specification, through the arrangement of the screw rod 19 and the scraper 20, impurities on the top of the filter screen 8 can be pushed into the cavity 4 by adjusting the height of the scraper 20 and the left-right movement of the scraper 20, the cleaning work of the filter screen 8 is completed, the filter screen 8 does not need to be frequently disassembled, and the working effect of the device is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Polycrystalline silicon is screw vacuum pump of easy to maintain for tablet press, including vacuum pump main part (1), its characterized in that: the vacuum pump is characterized in that an air inlet pipe (2) is arranged at the top of a vacuum pump main body (1), an installation block (3) is arranged on one side of the outer wall of the air inlet pipe (2), a cavity (4) is formed in the installation block (3), the cavity (4) is communicated with the air inlet pipe (2), a base (5) in sliding connection is arranged on the inner wall of the cavity (4), a gear (6) in rotating connection is arranged at the top of the base (5), a partition plate (7) is arranged at the top of the gear (6), filter screens (8) in sliding connection are symmetrically arranged on two sides of the outer wall of the partition plate (7), a movable block (9) in sliding connection is arranged below the filter screens (8) on the outer wall of the partition plate (7), one side, adjacent to the outer wall of the gear (6), of the movable block (9) is provided with the same compression spring (10), an alarm mechanism is arranged on the outer wall of the partition plate (7), and a steering mechanism is arranged at the top of the base (5), the top of the cavity (4) is provided with a cleaning mechanism.
2. The easy-to-maintain screw vacuum pump for a polycrystalline silicon pellet mill as claimed in claim 1, wherein: warning mechanism includes two contacts (11), two contact (11) symmetry set up in baffle (7) outer wall both sides, contact (11) are located filter screen (8) below, contact (11) are located compression spring (10) one side, installation piece (3) outer wall one side is equipped with warning light (12), contact (11) with warning light (12) electric connection.
3. The easy-to-maintain screw vacuum pump for a polycrystalline silicon pellet mill as claimed in claim 1, wherein: steering mechanism includes incomplete gear (13), incomplete gear (13) rotate set up in base (5) top, incomplete gear (13) with gear (6) meshing, base (5) inside in incomplete gear (13) one side is equipped with servo motor (14), servo motor (14) output shaft with incomplete gear (13) fixed connection, base (5) outer wall is kept away from intake pipe (2) one side is equipped with connecting rod (15), connecting rod (15) one end extends to installation piece (3) outside and cover are equipped with handle (16).
4. The easy-to-maintain screw vacuum pump for a polycrystalline silicon pellet mill as claimed in claim 1, wherein: the inner wall of the cavity (4) is provided with a slide rail matched with the base (5), and the inner wall of the cavity (4) is close to one side of the air inlet pipe (2) and is provided with a sealing block.
5. The easy-to-maintain screw vacuum pump for a polycrystalline silicon pellet mill as claimed in claim 1, wherein: clean mechanism includes spout (17), spout (17) are seted up in cavity (4) inner wall top, spout (17) with installation piece (3) outside intercommunication, spout (17) inner wall is equipped with sliding connection's U-shaped piece (18), the inboard cover of U-shaped piece (18) is equipped with lead screw (19) of rotating the connection, U-shaped piece (18) inner wall is equipped with sliding connection's scraper blade (20), scraper blade (20) with lead screw (19) bottom is rotated and is connected, lead screw (19) one end extends to installation piece (3) top and cover are equipped with disc (21).
6. The easy-to-maintain screw vacuum pump for a polycrystalline silicon pellet mill as claimed in claim 5, wherein: the U-shaped block (18) is internally provided with a screw rod nut matched with the screw rod (19), and the bottom of the inner wall of the cavity (4) is provided with a stop block at one side of the base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122867907.6U CN216714703U (en) | 2021-11-22 | 2021-11-22 | Easy-to-maintain screw vacuum pump for polycrystalline silicon tablet press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122867907.6U CN216714703U (en) | 2021-11-22 | 2021-11-22 | Easy-to-maintain screw vacuum pump for polycrystalline silicon tablet press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216714703U true CN216714703U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122867907.6U Active CN216714703U (en) | 2021-11-22 | 2021-11-22 | Easy-to-maintain screw vacuum pump for polycrystalline silicon tablet press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216714703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115957567A (en) * | 2022-11-30 | 2023-04-14 | 耒阳金悦科技发展有限公司 | Maleic anhydride purification equipment and process in 1,4-butenediol production process |
-
2021
- 2021-11-22 CN CN202122867907.6U patent/CN216714703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115957567A (en) * | 2022-11-30 | 2023-04-14 | 耒阳金悦科技发展有限公司 | Maleic anhydride purification equipment and process in 1,4-butenediol production process |
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