CN215213942U - Intelligent high-efficiency variable-pitch screw vacuum pump - Google Patents
Intelligent high-efficiency variable-pitch screw vacuum pump Download PDFInfo
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- CN215213942U CN215213942U CN202121648200.XU CN202121648200U CN215213942U CN 215213942 U CN215213942 U CN 215213942U CN 202121648200 U CN202121648200 U CN 202121648200U CN 215213942 U CN215213942 U CN 215213942U
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Abstract
The utility model discloses an intelligent high-efficiency variable-pitch screw vacuum pump, which comprises a pump body with a pump cavity, wherein a variable-pitch screw is arranged in the pump cavity, the screw comprises a rod part and a spiral blade, one side of the pump body is provided with a motor for driving the screw to rotate, the upper end of the pump body is provided with a control box with a controller, the control box also comprises a control circuit, and the intelligent high-efficiency control of the operation of the vacuum pump is realized through the cooperation of the controller and the control circuit in the control box; the pump body is internally and fixedly provided with a reinforcement body, two ends of the reinforcement body are communicated, a pump cavity is formed on the reinforcement body, the outer side wall of the reinforcement body is provided with a plurality of connecting ribs distributed along the outline of the outer side wall of the reinforcement body, and the pump body is internally provided with a connecting groove matched with the connecting ribs.
Description
Technical Field
The utility model belongs to the technical field of the vacuum pump, refer in particular to an intelligent high-efficient variable pitch screw vacuum pump.
Background
The screw vacuum pump is an air extraction device which utilizes a screw with blades to rotate at high speed in a pump body to generate air suction and exhaust functions, is a renewal product of an oil seal type vacuum pump, can extract gas containing a large amount of water vapor and a small amount of dust and particulate matters, the screw vacuum pump is widely applied in the fields of enterprises with higher requirements on clean vacuum in pharmacy, chemical industry, semiconductors and the like in China, the development of various vacuum pumps is increasingly influenced by vacuum application occasions at present, a general vacuum system cannot meet the requirements of cleanness, oil free and corrosion resistance, and the screw vacuum pump has the advantages of wide pumping speed range, simple and compact structure, no friction of pumping cavity elements, long service life, low energy consumption, no oil pollution and the like, but because screw vacuum pump operational environment is complicated, and inner structure is easily receive wearing and tearing, and screw vacuum pump inner structure fineness is high, causes the maintenance clean cost very high.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide a structure is strong and stand wear and tear intelligent high-efficient variable pitch screw vacuum pump.
In order to achieve the above purpose, the utility model provides a following technical scheme: an intelligent high-efficiency variable-pitch screw vacuum pump comprises a pump body with a pump cavity, wherein a variable-pitch screw is arranged in the pump cavity, the screw comprises a rod part and a spiral blade, one side of the pump body is provided with a motor for driving the screw to rotate, the upper end of the pump body is provided with a control box with a controller, the control box also comprises a control circuit, and the operation of the intelligent high-efficiency control vacuum pump is realized through the matching of the controller in the control box and the control circuit; the pump body is internally and fixedly provided with a reinforcement body, two ends of the reinforcement body are communicated, a pump cavity is formed on the reinforcement body, the outer side wall of the reinforcement body is provided with a plurality of connecting ribs distributed along the outline of the outer side wall of the reinforcement body, and the pump body is internally provided with a connecting groove matched with the connecting ribs.
By adopting the technical scheme, the reinforcing body is fixedly arranged in the pump body, the two ends of the reinforcing body are communicated, and the pump cavity is formed on the reinforcing body, so that the structural strength of the pump cavity can be ensured, and the pump cavity is prevented from being scratched too much when foreign matters or metal particles enter the pump cavity, thereby reducing the abrasion of the pump cavity; the outer side wall of the reinforcement body is provided with a plurality of connecting ribs distributed along the outline of the outer side wall of the reinforcement body, and the pump body is internally provided with a connecting groove matched with the connecting ribs, so that the connecting strength between the pump body and the reinforcement body is ensured, and the reinforcement body and the pump body can be connected in a bolt or welding mode.
The utility model discloses further set up to: the outer edge of the spiral blade of the screw is fixedly provided with a reinforcing sheet extending along the outline of the spiral blade, one side of the reinforcing sheet connected with the spiral blade is provided with a plurality of convex reinforcing ribs extending along the outline of the reinforcing sheet, and the spiral blade is provided with a fixing groove matched with the reinforcing ribs.
By adopting the technical scheme, the reinforcing blades extending along the outline of the spiral impeller are fixedly arranged on the outer edge of the spiral blade of the screw rod, so that the structural strength of the outer edge of the spiral blade can be ensured, and the practical service life of the screw rod is further ensured; one side of the reinforcing plate connecting spiral blade is provided with a plurality of convex reinforcing ribs extending along the profile of the reinforcing plate, and the spiral blade is provided with a fixing groove matched with the reinforcing ribs, so that the connecting strength between the reinforcing plate and the screw rod can be ensured.
The utility model discloses further set up to: and a plurality of chip grooves extending along the outline of the reinforcing sheet are arranged on one side of the reinforcing sheet far away from the spiral blade.
Through adopting foretell technical scheme, be provided with a plurality of chip grooves that extend along the enhancement piece profile on the one side of the spiral leaf is kept away from to the enhancement piece for particulate matter or little foreign matter between spiral leaf and pump chamber can be followed the rotation of chip groove and discharged, thereby has further ensured the life of vacuum pump.
The utility model discloses further set up to: the screw is coated with a first anticorrosive coating, and the inner wall of the pump cavity is coated with a second anticorrosive coating.
Through adopting foretell technical scheme, it has first anticorrosive coating to coat on the screw rod to coat has the second anticorrosive coating on pump chamber inner wall, thereby can ensure holistic corrosion-resistant effect.
The utility model discloses further set up to: the reinforcing plate is made of titanium alloy, and the reinforcing body is made of cobalt-chromium-tungsten alloy.
By adopting the technical scheme, the reinforcing plate is made of titanium alloy, and the reinforcing body is made of cobalt-chromium-tungsten alloy, so that the structural strength of the pump cavity and the outer edge of the spiral blade is ensured, and the service life of the whole vacuum pump is further ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of a screw according to the present invention;
reference numbers in the drawings and corresponding part names: 1-pump cavity, 2-pump body, 3-rod part, 4-spiral blade, 5-reinforcing body, 6-connecting groove, 7-reinforcing sheet, 8-reinforcing rib, 9-fixing groove, 10-chip groove, 11-first anticorrosive layer and 12-second anticorrosive layer.
Detailed Description
An embodiment of the present invention is further described with reference to fig. 1 to 3.
An intelligent high-efficiency variable-pitch screw vacuum pump comprises a pump body 2 with a pump cavity 1, wherein a variable-pitch screw is arranged in the pump cavity 1 and comprises a rod part 3 and a spiral blade 4, a motor for driving the screw to rotate is arranged on one side of the pump body 2, a control box with a controller is arranged at the upper end of the pump body 2, the control box also comprises a control circuit, and the operation of the intelligent high-efficiency control vacuum pump is realized through the cooperation of the controller in the control box and the control circuit; the pump body 2 is internally and fixedly provided with a reinforcement body 5, two ends of the reinforcement body 5 are communicated, the pump cavity 1 is formed on the reinforcement body 5, the outer side wall of the reinforcement body 5 is provided with a plurality of connecting ribs distributed along the outline of the outer side wall of the reinforcement body 5, and the pump body 2 is internally provided with a connecting groove 6 matched with the connecting ribs.
The reinforcing body 5 is fixedly arranged in the pump body 2, two ends of the reinforcing body 5 are communicated, and the pump cavity 1 is formed on the reinforcing body 5, so that the structural strength of the pump cavity 1 can be ensured, excessive scratch can not occur when foreign matters or small metal particles enter the pump cavity 1, and the abrasion of the pump cavity 1 is further reduced; the outer side wall of the reinforcement body 5 is provided with a plurality of connecting ribs distributed along the outline of the outer side wall of the reinforcement body 5, and the pump body 2 is internally provided with a connecting groove 6 matched with the connecting ribs, so that the connecting strength between the pump body 2 and the reinforcement body 5 is ensured, and the reinforcement body 5 and the pump body 2 can be connected in a bolt or welding mode.
Further: the outer edge of the spiral blade 4 of the screw is fixedly provided with a reinforcing sheet 87 extending along the outline of the spiral blade 4, one side of the reinforcing sheet 87 connected with the spiral blade 4 is provided with a plurality of convex reinforcing ribs extending along the outline of the reinforcing sheet 87, and the spiral blade 4 is provided with a fixing groove 9 matched with the reinforcing ribs.
The reinforcing sheet 87 extending along the outline of the spiral blade 4 is fixedly arranged on the outer edge of the spiral blade 4 of the screw rod, so that the structural strength of the outer edge of the spiral blade 4 can be ensured, and the practical service life of the screw rod is further ensured; one side of the reinforcing plate 87 connected with the spiral blade 4 is provided with a plurality of convex reinforcing ribs extending along the outline of the reinforcing plate 87, and the spiral blade 4 is provided with fixing grooves 9 matched with the reinforcing ribs, so that the connecting strength between the reinforcing plate 87 and the screw rod can be ensured.
Further: on the side of the reinforcing plate 87 facing away from the screw blade 4, several flutes 10 are provided which extend along the contour of the reinforcing plate 87.
The reinforcing plate 87 is provided with a plurality of chip grooves 10 extending along the outline of the reinforcing plate 87 on the side far away from the spiral blade 4, so that the particles or small foreign matters between the spiral blade 4 and the pump cavity 1 can be discharged along with the rotation of the chip grooves 10, and the service life of the vacuum pump is further ensured.
Further: the screw is coated with a first corrosion protection layer 11 and the inner wall of the pump chamber 1 is coated with a second corrosion protection layer 12.
By adopting the technical scheme, the first anticorrosive coating 11 is coated on the screw, and the second anticorrosive coating 12 is coated on the inner wall of the pump cavity 1, so that the integral corrosion resistance effect can be ensured.
Further: the reinforcing plate 87 is made of titanium alloy, and the reinforcing body 5 is made of cobalt chromium tungsten alloy.
The reinforcing piece 87 is made of titanium alloy, and the reinforcing body 5 is made of cobalt-chromium-tungsten alloy, so that the structural strength of the pump cavity 1 and the outer edge of the spiral blade 4 is ensured, and the service life of the whole vacuum pump is further ensured.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides an intelligent high-efficient variable pitch screw vacuum pump, is provided with the screw rod of variable pitch including the pump body (2) of taking pump chamber (1) in pump chamber (1), and the screw rod includes pole portion (3) and spiral leaf (4), and one side of the pump body (2) is provided with the rotatory motor of drive screw rod, and pump body (2) upper end is provided with the control box of taking the controller, characterized by: the pump body (2) is internally and fixedly provided with a reinforcement body (5), two ends of the reinforcement body (5) are communicated, the pump cavity (1) is formed on the reinforcement body (5), the outer side wall of the reinforcement body (5) is provided with a plurality of connecting ribs distributed along the outline of the outer side wall of the reinforcement body (5), and the pump body (2) is internally provided with a connecting groove (6) matched with the connecting ribs.
2. The intelligent high-efficiency variable-pitch screw vacuum pump as claimed in claim 1, wherein: the outer edge of the spiral blade (4) of the screw is fixedly provided with a reinforcing sheet (7) extending along the outline of the spiral blade (4), one side of the reinforcing sheet (7) connected with the spiral blade (4) is provided with a plurality of protruding reinforcing ribs (8) extending along the outline of the reinforcing sheet (7), and the spiral blade (4) is provided with a fixing groove (9) matched with the reinforcing ribs (8).
3. The intelligent high-efficiency variable-pitch screw vacuum pump as claimed in claim 2, wherein: and a plurality of chip grooves (10) extending along the outline of the reinforcing sheet (7) are arranged on one side of the reinforcing sheet (7) far away from the spiral blade (4).
4. The intelligent high-efficiency variable-pitch screw vacuum pump as claimed in claim 3, wherein: the screw is coated with a first anticorrosive coating (11), and the inner wall of the pump cavity (1) is coated with a second anticorrosive coating (12).
5. The intelligent high-efficiency variable-pitch screw vacuum pump as claimed in claim 4, wherein: the reinforcing sheet (7) is made of titanium alloy, and the reinforcing body (5) is made of cobalt-chromium-tungsten alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121648200.XU CN215213942U (en) | 2021-07-20 | 2021-07-20 | Intelligent high-efficiency variable-pitch screw vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121648200.XU CN215213942U (en) | 2021-07-20 | 2021-07-20 | Intelligent high-efficiency variable-pitch screw vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215213942U true CN215213942U (en) | 2021-12-17 |
Family
ID=79427813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121648200.XU Active CN215213942U (en) | 2021-07-20 | 2021-07-20 | Intelligent high-efficiency variable-pitch screw vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215213942U (en) |
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2021
- 2021-07-20 CN CN202121648200.XU patent/CN215213942U/en active Active
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