CN218542542U - Water cooling device for dry vacuum pump and dry vacuum pump - Google Patents
Water cooling device for dry vacuum pump and dry vacuum pump Download PDFInfo
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- CN218542542U CN218542542U CN202222794583.2U CN202222794583U CN218542542U CN 218542542 U CN218542542 U CN 218542542U CN 202222794583 U CN202222794583 U CN 202222794583U CN 218542542 U CN218542542 U CN 218542542U
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Abstract
The utility model provides a water cooling plant for dry vacuum pump, it includes: the cooling row is in a plate shape; the back surface is a plane, and the front surface is provided with pipe grooves which are arranged in parallel; the pipe groove penetrates through two side edges of the cooling row; the cold water pipe comprises a pipe arrangement section and a bending section, the pipe arrangement section is formed by a plurality of parallel straight pipes, and one straight pipe is communicated with the other straight pipe through the bending section; the straight pipe is fixed in the pipe groove, and the outer wall of the straight pipe and the inner wall of the pipe groove form a contact surface; the bending section is positioned at the outer sides of the two side edges of the cooling row. Because the pipe grooves of the cold water pipes are arranged in parallel and penetrate through the two sides of the water-cooling plate arranging body, the parallel straight pipes of the pipe arranging sections are conveniently placed in the pipe grooves, and the device is very simple and convenient to assemble; and because the bending sections are positioned at the outer sides of the two side edges of the cooling row, namely extend out of the two sides of the plate body, the cold water pipe does not need to provide a pipe groove with a complex shape for the bent bending sections, so that the cold water pipe is extremely simple and convenient to manufacture and is very suitable for batch manufacturing.
Description
Technical Field
The utility model relates to a vacuum pump technical field, concretely relates to a water cooling plant and dry vacuum pump for dry vacuum pump.
Background
The dry vacuum pump has no oil or other liquid working medium in the pump cavity to avoid back flow pollution of the working medium. However, one of the main functions of the liquid working medium is its cooling function, and the dry vacuum pump does not use the liquid working medium, so that its heat dissipation problem is more prominent. At present, a cooling system of a dry vacuum pump mainly adopts a casting process, a cooling cavity is cast in a cooling box body, but the heat exchange efficiency of the cooling cavity with a simple structure is low, in order to design a more complex pipeline, a casting process of pre-embedding a stainless steel pipe is developed, so that cooling water is introduced into the stainless steel pipe with a zigzag structure to realize a cooling function, the process is complex, the difficulty in realizing thin-wall products is high, part of boxes with complex structures cannot adopt a pressure casting process, and the problems of inaccurate adhesion between the stainless steel pipe and the cooling box body, loose and porous box body material structures and the like, and oil leakage and the like are caused finally. Meanwhile, because the stainless steel pipe needs to be modeled before being embedded, and needs to be accurately positioned, the manufacturing cost and the manufacturing difficulty of the die are increased, later-stage change is not easy to realize, the die needs to be manufactured again, and the change period and the cost are greatly influenced.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that prior art's water cooling system manufacturing process is complicated, be difficult to adapt to various types of products and increased the product manufacturing degree of difficulty and cost.
In order to solve the above technical problem, the present application provides a water cooling device for a dry vacuum pump, which includes:
the cooling row is in a plate shape; the back is a plane, and the front is provided with pipe slots arranged in parallel; the pipe groove penetrates through two side edges of the cooling row;
the cold water pipe comprises a pipe discharge section and a bending section, the pipe discharge section is provided with a plurality of parallel straight pipes, and a single straight pipe is communicated with the other straight pipe through the bending section; the straight pipe is fixed in the pipe groove, and the outer wall of the straight pipe and the inner wall of the pipe groove form a contact surface; the bending section is positioned at the outer side of the two side edges of the cooling row.
Optionally, adjacent straight pipes in the pipe discharge section are sequentially communicated through the bent section, so that the cold water pipes form a serial structure.
Optionally, the cold water pipe is a pipe having plasticity.
Optionally, the cold water pipe is a circular pipe, the cross section of the pipe groove is semicircular, and the radius of the pipe groove is equal to the outer diameter of the cold water pipe.
Optionally, the pipe port of the cold water pipe opens at a section of the cold water pipe outside the pipe chase.
Optionally, the bending section has a straight tube region on which the tube end opening opens.
Optionally, the cold water pipe has a plurality of straight pipe sections of adjacent cold water pipes connected by a straight-through joint.
Optionally, the cooling array is adapted to be cut along the direction of the array of array segments.
Optionally, the cold water pipe is fixed on the cooling row through a clamping piece; the clamping piece is of a bridge structure and stretches across the straight pipe of the pipe arranging section.
The present application further provides a dry vacuum pump comprising:
a pump body having at least one heat dissipating plane;
the water cooling device for a dry vacuum pump as described above; the back of the cooling row is attached to and fixed with the heat dissipation plane.
By adopting the technical scheme, the utility model discloses following technological effect has:
1. the utility model provides a water cooling device for dry vacuum pump, the back laminating that will cool off the row when using is fixed on the product that need dispel the heat on the surface, flows into cold water in the cold water pipe again and cools off. Because the pipe grooves of the cold water pipes are arranged in parallel and run through the two sides of the water-cooling plate body, on one hand, the parallel straight pipes of the pipe arrangement section are conveniently placed in the pipe grooves, and the device is very simple and convenient to assemble; on the other hand, because the bending sections are positioned on the outer sides of the two side edges of the cooling row, namely extend out of the two sides of the water cooling row plate body, the cold water pipe does not need to provide pipe grooves with complex shapes for the bent bending sections, so that the cold water pipe is extremely simple and convenient to manufacture and is very suitable for batch manufacturing, and because the shape of each pipe groove is highly consistent, the unique determined installation mode of the cold water pipe is not formed, so that adaptive cutting is convenient to be carried out along the arrangement direction of the pipe sections according to the actual conditions of products with different models, and the large-scale production and the customized requirements are met.
2. The utility model provides a water cooling plant for dry vacuum pump, it is adjacent in the bank of tubes section communicate in proper order through the bending segment between the straight tube, make the cold water pipe form serial structure. The cold water pipe of serial structure is favorable to improving heat exchange efficiency on the one hand, and on the other hand is also convenient for make, for example cold water pipe is for having plastic pipeline, alright use current section bar through bending make cold water pipe, reduce manufacturing cost.
3. The utility model provides a water cooling plant for dry vacuum pump, its cold water pipe are the pipe, and the cross-section of tube seat is semi-circular, and the radius of tube seat equals with the external diameter of cold water pipe. The adoption of the circular tube can facilitate material obtaining and reduce the comprehensive cost, the processing of the tube groove with the semicircular section is simple and easy, milling, cold plastic extrusion and casting processes can be adopted, and the semicircular tube groove is more beneficial to die drawing when the casting process is adopted.
4. The utility model provides a water cooling plant for dry vacuum pump, the bending segment has the straight tube under control district, and the pipe port is seted up on the straight tube under control district, if avoided the bending segment to adopt the circular arc turn entirely, and the pipe port is seted up on the circular arc district section, then is unfavorable for the condition that the coupling of external cold water pipeline is connected. The bending section is provided with a straight pipe area, and the pipe port 7 is opened on the straight pipe area so as to be convenient for pipeline connection.
5. The utility model provides a water cooling plant for dry vacuum pump, its cold water pipe have many, and the straight tube district of adjacent cold water pipe is through direct articulate, has made things convenient for like this to connect between the many cold water pipes, and direct joint can not produce with the cooling row and interfere. The connection of the plurality of cold water pipes enhances the product adaptability and reduces the cost, the cold water pipes with uniform specifications can be produced in a large scale, and the cold water pipes can be adapted to application scenes with different specifications through connection and cutting.
6. The utility model provides a dry vacuum pump, because of adopting aforementioned a water cooling plant for dry vacuum pump, avoided the current pump body for the complicated technology in casting cooling chamber, make the pump body casting finished product rate promote, reduced product comprehensive cost. And the water cooling device for the dry vacuum pump is simple and convenient to install and maintain, and compared with the existing pump body which is integrally cast with the cooling cavity, the probability of scrapping the pump body due to leakage of the cooling cavity is reduced, and the service life of the pump body is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of the structure of embodiment 1 of the present invention;
fig. 2 is a schematic bottom view of embodiment 1 of the present invention;
fig. 3 is a schematic perspective view of a cooling panel according to embodiment 1 of the present invention.
Description of reference numerals:
1-cooling row, 2-clamping piece, 3-bending section, 4-row pipe section, 5-cold water pipe, 6-straight joint, 7-pipe port, 8-connecting hole and 9-pipe groove.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a water cooling apparatus for a dry vacuum pump.
In one embodiment, as shown in fig. 1 to 3, it comprises a cooling row 1 and a cold water pipe 5. The cooling row 1 is plate-shaped; the back surface is a plane, and the front surface is provided with pipe grooves 9 which are arranged in parallel. The pipe grooves 9 penetrate through both side edges of the cooling row 1. The cold water pipe 5 comprises a pipe discharge section 4 and a bent section 3. The row pipe section 4 is a plurality of parallel straight pipes. And one straight pipe is communicated with the other straight pipe through the bending section 3. The straight pipe is fixed in the pipe groove 9. The outer wall of the straight pipe and the inner wall of the pipe groove 9 form a contact surface. The bending sections 3 are positioned outside two side edges of the cooling row 1.
When the device is used, the back surface of the cooling bar 1 is attached and fixed on the surface of a product needing heat dissipation, and then cold water flows into the cold water pipe 5 for cooling. Because the pipe grooves 9 of the cold water pipes 5 are arranged in parallel and run through the two sides of the water-cooling row plate body, on one hand, the parallel straight pipes of the row pipe sections 4 are conveniently placed in the pipe grooves 9, and the device is very simple and convenient to assemble; on the other hand, because the bending sections 3 are positioned at the outer sides of the two side edges of the cooling row 1, namely extend out of the two sides of the water cooling row plate body, the cold water pipes 5 do not need to provide pipe grooves 9 with complex shapes for the bent bending sections 3, so that the cold water pipes 5 are extremely simple and convenient to manufacture and are very suitable for batch manufacturing, and because the shape of each pipe groove 9 is highly consistent, and a unique determined installation mode for the cold water pipes 5 is not formed, the cooling row 1 is suitable for cutting along the arrangement direction of the pipe sections 4 according to the actual conditions of different models of products, so that the large-scale production and the customized requirements are met, for example, aluminum-plastic forming can be adopted, aluminum has soft texture and is convenient to cut, and the heat conductivity of the aluminum is relatively high. Besides, pre-scoring along the arrangement direction of the calandria section 4 can be adopted for cutting. Thus, the cooling row 1 produced in a unified large scale can adapt to products with different specifications.
Based on the above embodiment, in an alternative embodiment, as shown in fig. 1, adjacent straight pipes in the pipe discharging section 4 are sequentially communicated with each other through the bending section 3, so that the cold water pipes 5 form a serial structure. Cold water pipe 5 of serial structure is favorable to improving heat exchange efficiency on the one hand, and on the other hand is also convenient for make, for example cold water pipe 5 is for having plastic pipeline, alright use current section bar through bending make cold water pipe 5, reduce manufacturing cost.
Based on the above embodiments, in an alternative embodiment, as shown in fig. 1, the cold water pipe 5 is a circular pipe, the cross section of the pipe groove 9 is semicircular, and the radius of the pipe groove 9 is equal to the outer diameter of the cold water pipe 5. The adoption of the circular tube can facilitate the material obtaining and reduce the comprehensive cost, the processing of the tube groove 9 with the semicircular section is simple and easy, the milling, cold plastic extrusion and casting process can be adopted, and the semicircular tube groove 9 is more beneficial to the die drawing when the casting process is adopted.
Based on the above embodiment, in an alternative embodiment, as shown in fig. 1, the pipe port 7 of the cold water pipe 5 is opened at a section of the cold water pipe 5 outside the pipe groove 9. Therefore, the cold water pipe 5 is convenient to be externally connected with a cold water pipeline, and the pipe groove 9 tightly attached to the cold water pipe 5 is prevented from generating limiting interference effect, so that the pipe joint is inconvenient to install.
Based on the above embodiments, in an alternative embodiment, as shown in fig. 1, the bending section 3 has a straight tube region, on which the tube end opening 7 opens. Generally, for the sake of compact piping, the section of the cold water pipe 5 outside the pipe groove 9 is mainly the bending section 3, and if the bending section 3 is fully bent in a circular arc, and the pipe port 7 is opened on the circular arc section, it is not favorable for the pipe joint connection of the external cold water pipe. The bending section 3 is provided with a straight pipe area, and the pipe port 7 is opened on the straight pipe area so as to facilitate pipeline connection.
Based on the above embodiments, in an alternative embodiment, as shown in fig. 1 and 2, the cold water pipes 5 have a plurality of straight pipe sections, and the straight pipe sections of adjacent cold water pipes 5 are connected by the through joint 6. Because the pipe port 7 is opened on the straight pipe area, the connection among the cold water pipes 5 is facilitated, and the straight joint 6 does not interfere with the cooling row 1. The connection of the plurality of cold water pipes 5 enhances the product adaptability and reduces the cost, the cold water pipes 5 with uniform specification can be produced in a large scale, and the cold water pipes can be adapted to application scenes with different specification requirements by connection and cutting.
Based on the above embodiments, in an alternative embodiment, as shown in fig. 1, a cold water pipe 5 is fixed on a cooling row 1 through a clamping piece 2; the clamping piece 2 is in a bridge structure and stretches across the straight pipe of the pipe arranging section 4. The clamping piece 2 with a bridge structure can firmly fix the cold water pipe 5, so that the pipe body is tightly attached to the pipe groove 9, and the cooling effect is ensured.
Example 2
The present embodiment provides a dry vacuum pump.
In one embodiment, it comprises a pump body and a water cooling device. The pump body has at least one heat dissipation plane. The water cooling apparatus was as described in example 1; the back of the cooling row 1 is attached and fixed with the heat dissipation plane. As for the fixing mode, the cooling bar 1 and the pump body can be fastened and connected through the connecting holes 8, and the cooling bar 1 can be clamped on the pump body through structures such as a buckle and the like. The dry vacuum pump avoids the complex process that the existing pump body is a casting cooling cavity, improves the casting yield of the pump body and reduces the comprehensive cost of products. And its water cooling plant installation and maintenance are simple and convenient, compare the current pump body with the integrative casting of cooling chamber, have reduced because of the cooling chamber reveals and make the condemned possibility of pump body, have improved the life of pump body.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. A water cooling device for a dry vacuum pump, comprising:
a cooling row (1) in a plate shape; the back surface is a plane, and the front surface is provided with pipe grooves (9) which are arranged in parallel; the pipe groove (9) penetrates through two side edges of the cooling row (1);
the cold water pipe (5) comprises a pipe discharge section (4) and a bending section (3), the pipe discharge section (4) is provided with a plurality of parallel straight pipes, and a single straight pipe is communicated with the other straight pipe through the bending section (3); the straight pipe is fixed in the pipe groove (9), and the outer wall of the straight pipe and the inner wall of the pipe groove (9) form a contact surface; the bending sections (3) are positioned at the outer sides of the two side edges of the cooling row (1).
2. The water cooling device for the dry vacuum pump as claimed in claim 1, wherein adjacent straight pipes in the row pipe section (4) are communicated with each other in sequence through the bent section (3), so that the cold water pipes (5) form a serial structure.
3. The water cooling device for a dry vacuum pump according to claim 2, characterized in that the cold water pipe (5) is a pipe having plasticity.
4. The water cooling device for a dry vacuum pump as claimed in claim 2, wherein the cold water pipe (5) is a circular pipe, the cross section of the pipe groove (9) is semicircular, and the radius of the pipe groove (9) is equal to the outer diameter of the cold water pipe (5).
5. A water cooling device for a dry vacuum pump according to any one of claims 1 to 4, characterized in that the pipe port (7) of the cold water pipe (5) opens at a section of the cold water pipe (5) located outside the pipe groove (9).
6. A water cooling device for a dry vacuum pump according to claim 5, characterized in that the bend (3) has a straight tube region on which the tube port (7) opens.
7. A water cooling device for a dry vacuum pump according to claim 6, characterized in that the cold water pipes (5) have a plurality, and the straight pipe sections of adjacent cold water pipes (5) are connected by the through-connections (6).
8. A water cooling device for a dry vacuum pump according to claim 7, characterized in that the cooling row (1) is adapted to be cut in the direction of the row of tube sections (4).
9. The water cooling device for a dry vacuum pump according to claim 1, characterized in that the cold water pipe (5) is fixed to the cooling bank (1) by a clip member (2); the clamping piece (2) is in a bridge structure and stretches across the straight pipe of the pipe arranging section (4).
10. A dry vacuum pump, comprising:
the pump body is provided with at least one heat dissipation plane;
the water cooling device for a dry vacuum pump according to any one of claims 1 to 9; the back surface of the cooling row (1) is attached to and fixed with the heat dissipation plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222794583.2U CN218542542U (en) | 2022-10-21 | 2022-10-21 | Water cooling device for dry vacuum pump and dry vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222794583.2U CN218542542U (en) | 2022-10-21 | 2022-10-21 | Water cooling device for dry vacuum pump and dry vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218542542U true CN218542542U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222794583.2U Active CN218542542U (en) | 2022-10-21 | 2022-10-21 | Water cooling device for dry vacuum pump and dry vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218542542U (en) |
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2022
- 2022-10-21 CN CN202222794583.2U patent/CN218542542U/en active Active
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