CN215633763U - Rotary countercurrent jacket water-cooling structure for screw vacuum pump - Google Patents
Rotary countercurrent jacket water-cooling structure for screw vacuum pump Download PDFInfo
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- CN215633763U CN215633763U CN202121789727.4U CN202121789727U CN215633763U CN 215633763 U CN215633763 U CN 215633763U CN 202121789727 U CN202121789727 U CN 202121789727U CN 215633763 U CN215633763 U CN 215633763U
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- pump body
- baffle
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- pump
- screw vacuum
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- 238000001816 cooling Methods 0.000 title claims abstract description 41
- 239000000498 cooling water Substances 0.000 claims description 19
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005192 partition Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a rotary countercurrent jacket water-cooling structure for a screw vacuum pump, which comprises a pump body, wherein a driving rotor is arranged on one side of the inner side surface of the pump body, a driven rotor is arranged on the other side of the inner side surface of the pump body, a first baffle, a second baffle and a third baffle are respectively arranged on the inner side surface of the pump body, the pump body is partitioned into a first cooling jacket through the first baffle, the pump body is partitioned into a second cooling clamping strip through the second baffle, the pump body is partitioned into a third cooling clamping strip through the third baffle, through a plurality of groups of heat exchange structures, the full coverage and no dead angle cooling of a pump cavity can be realized, the sufficient countercurrent heat exchange with an air-pumped body is realized, the heat exchange effect is improved, and the operation stability of equipment is improved.
Description
Technical Field
The utility model relates to the field of screw vacuum pumps, in particular to a rotary countercurrent jacket water-cooling structure for a screw vacuum pump.
Background
Gaps between meshing surfaces of a driving rotor and a driven rotor of the screw vacuum pump and between an excircle of the rotor and an inner hole of a pump body are small, compression heat is generated by applying work to an air-pumped body in the air pumping-compressing-exhausting process of the screw pump, the heat is conducted to the driving rotor and the driven rotor and the inner wall of the pump body, the temperature is continuously increased, if the generated heat cannot be replaced out of a pump cavity in time, the temperatures of the driving rotor and the driven rotor and the pump body are continuously increased, and finally thermal expansion is blocked;
the screw vacuum pump in the prior art has poor heat exchange effect, so that the running stability of equipment is poor.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a rotary countercurrent jacket water-cooling structure for a screw vacuum pump, which can realize full coverage and no dead angle cooling of a pump cavity, realize sufficient countercurrent heat exchange with an air-extracted body, improve the heat exchange effect and improve the operation stability of equipment by virtue of a plurality of groups of heat exchange structures.
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides a rotatory countercurrent flow jacket water-cooling structure for screw vacuum pump, includes the pump body, the inside surface one side of the pump body is provided with initiative rotor, the inside surface opposite side of the pump body is provided with driven rotor, the inside surface of the pump body is provided with first baffle, second baffle, third baffle respectively, the pump body has first cooling jacket through first baffle partition, the pump body has second cooling holding strip through second baffle partition, the pump body has third cooling holding strip through third baffle partition, through multiunit heat transfer structure, can realize the full coverage, the cooling in no dead angle to the pump chamber, realize with the abundant countercurrent flow heat transfer of the body of being bled, improve heat transfer effect, improve equipment operating stability.
Furthermore, a cooling water outlet is formed in the upper end of the third baffle of the pump body, so that cooling water can be led out conveniently.
Furthermore, the other end of the lower side of the pump body is provided with a cooling water inlet, so that cooling water can be conveniently led in.
Furthermore, an air inlet is formed in one side of the pump body, so that air can be conveniently introduced from one side.
Furthermore, an air outlet is formed in the other side of the pump body, so that air can be conveniently discharged.
Compared with the prior art, the utility model has the advantages that:
(1) through multiunit heat transfer structure, can realize the cooling to the full coverage, no dead angle of pump chamber, realize with the abundant countercurrent flow heat transfer of the body of being pumped, improve the heat transfer effect, improve equipment operating stability.
(2) And a cooling water outlet is formed in the upper end of the third baffle of the pump body, so that cooling water can be led out conveniently.
(3) The other end of the lower side of the pump body is provided with a cooling water inlet which is convenient for leading cooling water in.
(4) One side of the pump body is provided with an air inlet, so that air can be conveniently introduced from one side.
(5) The other side of the pump body is provided with an air outlet which is convenient for air outlet.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top sectional view of the overall structure of the present invention;
FIG. 3 is a first side cross-sectional view of the pump body of the present invention;
FIG. 4 is a second side cross-sectional view of the pump body of the present invention;
FIG. 5 is a third side cross-sectional view of the pump body of the present invention;
FIG. 6 is a top cross-sectional view of the pump body of the present invention.
The reference numbers in the figures illustrate:
1 pump body, 2 driving rotors, 3 driven rotors, 10 first baffle plates, 20 second baffle plates, 30 third baffle plates, 11 first cooling jackets, 21 second cooling jackets and 31 third cooling jackets.
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.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-6, a rotating countercurrent jacket water-cooling structure for a screw vacuum pump includes a pump body 1, a driving rotor 2 is disposed on one side of the inner side surface of the pump body 1, a driven rotor 3 is disposed on the other side of the inner side surface of the pump body 1, a first baffle 10, a second baffle 20, and a third baffle 30 are disposed on the inner side surface of the pump body 1, the pump body 1 is partitioned by the first baffle 10 into a first cooling jacket 11, the pump body 1 is partitioned by the second baffle 20 into a second cooling clamping strip 21, and the pump body 1 is partitioned by the third baffle 30 into a third cooling clamping strip 31.
Referring to fig. 1-6, a cooling water outlet is disposed at an upper end of a third baffle 10 of the pump body 1 for guiding cooling water out, a cooling water inlet is disposed at the other end of the lower side of the pump body 1 for guiding cooling water in, an air inlet is disposed at one side of the pump body 1 for allowing air to enter, and an air outlet is disposed at the other side of the pump body 1 for allowing air to exit.
The pumped body enters from an air inlet, the pumped body is driven to be compressed and conveyed from an air inlet side to an air outlet side to be discharged out of a pump cavity along with the synchronous reverse rotation of the driving rotor 2, the driven rotor 3 and the pump body 1, the pump body 1 is provided with a cooling jacket, the cooling jacket is divided into three jacket cavities by a baffle 2 and a baffle 3, the jacket is isolated from the top by the three baffles, cooling water enters the first cooling jacket 11 of the pump cavity from an end surface hole of the pump body 1, the cooling water flows into the second cooling jacket 21 from a notch of a second baffle 21 at the top after rotating anticlockwise for a circle in the first cooling jacket 11 according to the sectional view (figure 3), and flows into a third cooling jacket 31 from a notch of a third baffle 30 after rotating clockwise for a circle in the second cooling jacket 21 according to the sectional view (figure 4), according to (figure 5) the cross-sectional view shows, after the cooling water has rotated anticlockwise a week in third cooling jacket 31 according to the direction of flow, the cooling water flows out from the end face cooling water outlet of the pump body 1, the full-covering and dead-angle-free cooling of the pump cavity is realized, the sufficient countercurrent flow heat exchange with the body to be pumped is realized, the full-covering and dead-angle-free cooling of the pump cavity is realized through a plurality of groups of heat exchange structures, the sufficient countercurrent flow heat exchange with the body to be pumped is realized, the heat exchange effect is improved, and the operation stability of the equipment is improved.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a rotatory countercurrent flow jacket water-cooling structure for screw vacuum pump, includes the pump body (1), its characterized in that: the pump comprises a pump body (1), and is characterized in that a driving rotor (2) is arranged on one side of the inner side surface of the pump body (1), a driven rotor (3) is arranged on the other side of the inner side surface of the pump body (1), a first baffle (10), a second baffle (20) and a third baffle (30) are respectively arranged on the inner side surface of the pump body (1), a first cooling jacket (11) is separated from the pump body (1) through the first baffle (10), a second cooling clamping strip (21) is separated from the pump body (1) through the second baffle (20), and a third cooling clamping strip (31) is separated from the pump body (1) through the third baffle (30).
2. The rotary countercurrent jacket water-cooling structure for the screw vacuum pump as claimed in claim 1, wherein: and a cooling water outlet is formed in the upper end of the third baffle (30) of the pump body (1).
3. The rotary countercurrent jacket water-cooling structure for the screw vacuum pump as claimed in claim 1, wherein: and the other end of the lower side of the pump body (1) is provided with a cooling water inlet.
4. The rotary countercurrent jacket water-cooling structure for the screw vacuum pump as claimed in claim 1, wherein: an air inlet is formed in one side of the pump body (1).
5. The rotary countercurrent jacket water-cooling structure for the screw vacuum pump as claimed in claim 1, wherein: and an air outlet is formed in the other side of the pump body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121789727.4U CN215633763U (en) | 2021-08-03 | 2021-08-03 | Rotary countercurrent jacket water-cooling structure for screw vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121789727.4U CN215633763U (en) | 2021-08-03 | 2021-08-03 | Rotary countercurrent jacket water-cooling structure for screw vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215633763U true CN215633763U (en) | 2022-01-25 |
Family
ID=79894594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121789727.4U Active CN215633763U (en) | 2021-08-03 | 2021-08-03 | Rotary countercurrent jacket water-cooling structure for screw vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215633763U (en) |
-
2021
- 2021-08-03 CN CN202121789727.4U patent/CN215633763U/en active Active
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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: A rotating countercurrent jacket water-cooled structure for screw vacuum pumps Effective date of registration: 20231211 Granted publication date: 20220125 Pledgee: Weihai Commercial Bank Co.,Ltd. Zibo Branch Pledgor: SHANDONG BOKE VACUUM TECHNOLOGY Co.,Ltd. Registration number: Y2023980070677 |