CN207145247U - A kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux - Google Patents
A kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux Download PDFInfo
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- CN207145247U CN207145247U CN201721039647.0U CN201721039647U CN207145247U CN 207145247 U CN207145247 U CN 207145247U CN 201721039647 U CN201721039647 U CN 201721039647U CN 207145247 U CN207145247 U CN 207145247U
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- cooling system
- inner chamber
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Abstract
The utility model discloses a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux, including casing, cooler bin is fixedly connected with the left of the casing, top and bottom on the right side of the casing are provided with screw rod, cooling pipe is offered on the screw rod, the left side of the screw rod sequentially passes through casing and cooler bin and extends to the inner chamber of cooler bin from right to left, and the left side at the top of the cooler bin is provided with main water inlet tube.The utility model is by setting being used cooperatively for water bloking piece, apopore, plunger, retaining ring, back-moving spring, expansion link, location-plate, chute, sliding block and portable plate, cooling water can be avoided to be in the presence of flowing backwards, the using effect of so cooling system is more preferable, solves cooling system when in use, because cooling system does not possess the function of anti-backflow, when the hydraulic pressure of outlet pipe one end is larger, cooling water easily flows backwards, so as to cause cooling system the problem of cooling effect is poor occur.
Description
Technical field
Vacuum pump technology field is the utility model is related to, specially a kind of vavuum pump screw rotor for preventing from cooling down aqueous reflux
Cooling system.
Background technology
Vavuum pump refers to using machinery, physics, chemically or physically chemical method is evacuated to being taken out container and obtained
The device or equipment of vacuum, for popular, vavuum pump is to improve, produce and maintain true in a certain closing space with various methods
Empty device, by the operation principle of vavuum pump, vavuum pump can substantially be divided into two types, i.e. gas trapping pump and gas passes
Defeated pump, it is widely used in the industries such as metallurgy, chemical industry, food, electronics plated film.
As Chinese patent discloses " vavuum pump screw rotor cooling system " (patent No.：201420542681.X) this is true
Empty pump screw rotor cooling system, including the screw rotor in vacuum pump body, the both ends of described screw rotor are opened
Provided with axis hole；Inside is communicated with the cooling water flow conduits of axis hole, and armature spindle passes through screw rotor, described armature spindle by axis hole
Interior left side and right side opening are provided with the cooling water hole of axial direction, and two cooling water holes are connected with cooling water flow conduits, can conveyed cold
But water is discharged by the cooling water flow conduits in cooling water hole to the screw rotor in armature spindle, and then by cooling water hole, this reality
Have the advantages that big cooling water and screw rotor contact area, good cooling results, flow of cooling water are smooth with new, but the cooling
System can not effectively prevent to cool down aqueous reflux, and so when the hydraulic pressure of outlet pipe side is larger, the cooling water after use occurs
The situation of refluence, so as to cause cooling system the problem of cooling effect is poor occur.
Utility model content
The purpose of this utility model is to provide a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux, led to
Setting water bloking piece, apopore, plunger, expansion link are crossed, possesses the advantages of avoiding cooling water from flowing backwards, cooling system is solved and goes out
The problem of now cooling effect is poor.
To achieve the above object, the utility model provides following technical scheme：A kind of vavuum pump for preventing from cooling down aqueous reflux
Screw rotor cooling system, including casing, are fixedly connected with cooler bin on the left of the casing, top on the right side of the casing and
Bottom is provided with screw rod, and cooling pipe is offered on the screw rod, and the left side of the screw rod sequentially passes through casing from right to left
With cooler bin and extend to the inner chamber of cooler bin, the left side at the top of the cooler bin is provided with main water inlet tube, the main water inlet tube
Bottom be through to the inner chamber of cooler bin, the top and bottom on the right side of the main water inlet tube are communicated with time water inlet pipe, described time
The inner chamber of cooling pipe is extended on the right side of water inlet pipe, primary flow pipe is provided with the right side of the cooler bin bottom, the master goes out
It is through to the inner chamber of cooler bin at the top of water pipe, the top and bottom on the right side of the primary flow pipe are communicated with time outlet pipe, institute
State the inner chamber that cooling pipe is extended on the right side of time outlet pipe, the inner chamber of the cooling pipe and consolidate close to one end of time water inlet pipe
Surely water bloking piece is connected with, the left side of the water bloking piece is provided with post through apopore is offered on the right side of the apopore inner chamber
Plug, the right side of the plunger through water bloking piece and are fixedly connected with portable plate, dash are arranged with the center of the plunger surface
Enclose, be fixedly connected with sliding block at the top of the portable plate, offer at the top of the cooling pipe inner chamber and be used cooperatively with sliding block
Chute, be fixedly connected with expansion link on the right side of the portable plate, location-plate be fixedly connected with the right side of the expansion link, it is described
The surface of expansion link is arranged with back-moving spring.
Preferably, the left side of the back-moving spring is fixedly connected with portable plate, the right side of the back-moving spring and location-plate
It is fixedly connected.
Preferably, the top and bottom of the location-plate are fixedly connected with the inwall of cooling pipe.
Preferably, the surface of two screw rods is flexibly connected with the junction of casing by bearing.
Preferably, the surface of two water inlet pipes and the surface of outlet pipe and the junction of cooling pipe inwall are respectively provided with
There is sealing ring.
Preferably, the junction on the surface of the sliding block and chute inner chamber is provided with protecting film.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model by set water bloking piece, apopore, plunger, retaining ring, back-moving spring, expansion link, location-plate,
Chute, sliding block and portable plate are used cooperatively, and cooling water can be avoided to be in the presence of flowing backwards, the using effect of such cooling system
More preferably, solve cooling system when in use, because cooling system does not possess the function of anti-backflow, when outlet pipe one end hydraulic pressure compared with
When big, cooling water easily flows backwards, and so as to cause cooling system the problem of cooling effect is poor occur, substantially increases cooling
The cooling effect of system, it is adapted to promote the use of.
2nd, the utility model can play a part of support, the rotation of such screw rod is more steady by bearing to screw rod.
3rd, the utility model can have by sealing ring to the junction of secondary water inlet pipe and time outlet pipe and cooling pipe
Effect sealing, avoids the problem of cooling water leaks.
4th, the utility model can effectively be protected to main water inlet tube and primary flow pipe by cooler bin, be extended master and be entered
The service life of water pipe and primary flow pipe.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model screw rod sectional view；
Fig. 3 is the utility model A enlarged drawing.
In figure：It is 1 casing, 2 screw rods, 3 primary flow pipes, 4 cooler bins, 5 outlet pipes, 6 main water inlet tubes, 7 water inlet pipes, 8 close
Seal, 9 cooling pipes, 10 water bloking pieces, 11 apopores, 12 plungers, 13 retaining rings, 14 back-moving springs, 15 expansion links, 16 positioning
Plate, 17 chutes, 18 sliding blocks, 19 portable plates.
Embodiment
(in description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ",
The orientation or position relationship of the instruction such as " outer ", " clockwise ", " counterclockwise " are based on orientation shown in the drawings or position relationship, only
It is to be described for the ease of description the utility model with simplified, rather than indicates or imply that the equipment of meaning or element must be with spies
Fixed orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-3, a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux, including casing 1, case
The left side of body 1 is fixedly connected with cooler bin 4, and the top and bottom on the right side of casing 1 are provided with screw rod 2, offered on screw rod 2
Cooling pipe 9, the left side of screw rod 2 sequentially pass through casing 1 and cooler bin 4 and the inner chamber for extending to cooler bin 4 from right to left, two
The surface of screw rod 2 is flexibly connected with the junction of casing 1 by bearing, by bearing, can play a part of support to screw rod 2,
The rotation of so screw rod 2 is more steady.
Secondly, the left side at the top of cooler bin 4 is provided with main water inlet tube 6, and the bottom of main water inlet tube 6 is through to cooler bin 4
Inner chamber, the top and bottom on the right side of main water inlet tube 6 are communicated with time water inlet pipe 7, and the right side of secondary water inlet pipe 7 extends to cooling tube
The inner chamber in road 9, primary flow pipe 3 is provided with the right side of the bottom of cooler bin 4, the top of primary flow pipe 3 is through to the interior of cooler bin 4
Chamber, by cooler bin 4, main water inlet tube 6 and primary flow pipe 3 can effectively be protected, extend main water inlet tube 6 and primary flow pipe
3 service life.
In addition, the top and bottom on the right side of primary flow pipe 3 are communicated with time outlet pipe 5, the right side of secondary outlet pipe 5 extends to
The inner chamber of cooling pipe 9, the surface of two water inlet pipes 7 are respectively provided with the surface of outlet pipe 5 and the junction of the inwall of cooling pipe 9
There is sealing ring 8, by sealing ring 8, the junction of secondary water inlet pipe 7 and time outlet pipe 5 and cooling pipe 9 can be carried out effectively close
Envelope, avoids the problem of cooling water leak, and one end of the inner chamber of cooling pipe 9 and close secondary water inlet pipe 7 is fixedly connected with
Water bloking piece 10, through apopore 11 is offered, apopore 11 is provided with plunger 12, plunger on the right side of inner chamber in the left side of water bloking piece 10
12 right side is through water bloking piece 10 and is fixedly connected with portable plate 19, and retaining ring 13 is arranged with the center on the surface of plunger 12, living
The top of dynamic plate 19 is fixedly connected with sliding block 18, and cooling pipe 9 offers the chute being used cooperatively with sliding block 18 at the top of inner chamber
17, the surface of sliding block 18 is provided with protecting film with the junction of the inner chamber of chute 17, and the right side of portable plate 19, which is fixedly connected with, stretches
Contracting bar 15, the right side of expansion link 15 are fixedly connected with location-plate 16, and the top and bottom of location-plate 16 are interior with cooling pipe 9
Wall is fixedly connected, and the surface of expansion link 15 is arranged with back-moving spring 14, and the left side of back-moving spring 14 is fixedly connected with portable plate 19,
The right side of back-moving spring 14 is fixedly connected with location-plate 16, by set water bloking piece 10, apopore 11, plunger 12, retaining ring 13,
Back-moving spring 14, expansion link 15, location-plate 16, chute 17, sliding block 18 and portable plate 19 are used cooperatively, and cooling water can be avoided to go out
The situation now flow backwards, the using effect of such cooling system is more preferable, solves cooling system when in use, because cooling system does not have
The function of standby anti-backflow, when the hydraulic pressure of outlet pipe one end is larger, cooling water easily flows backwards, so as to cause cooling system to go out
The problem of now cooling effect is poor, substantially increases the cooling effect of cooling system, is adapted to promote the use of.
In use, when the cooling water in time water inlet pipe 7 enters in cooling pipe 9, cooling water is extruded plunger 12,
Plunger 12 moves to left in the presence of pressure exits from the inner chamber of apopore 11, and now portable plate 19 moves right enters to expansion link 15
Row extruding, when no water flows into or the hydraulic pressure of water side is larger, back-moving spring 14 resets, and plunger 12 is again introduced into apopore
In 11, so as to avoid cooling water from flowing backwards.
In summary：This prevents the vavuum pump screw rotor cooling system for cooling down aqueous reflux, by setting water bloking piece 10, going out
Water hole 11, plunger 12, retaining ring 13, back-moving spring 14, expansion link 15, location-plate 16, chute 17, sliding block 18 and portable plate 19
It is used cooperatively, it is poor solves the problems, such as that cooling effect occurs in cooling system.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux, including casing (1), it is characterised in that：It is described
It is fixedly connected with cooler bin (4) on the left of casing (1), the top and bottom on the right side of the casing (1) are provided with screw rod (2),
Cooling pipe (9) is offered on the screw rod (2), the left side of the screw rod (2) sequentially passes through casing (1) and cooling from right to left
Case (4) simultaneously extends to the inner chamber of cooler bin (4), and the left side at the top of the cooler bin (4) is provided with main water inlet tube (6), the master
The bottom of water inlet pipe (6) is through to the inner chamber of cooler bin (4), and the top and bottom on the right side of the main water inlet tube (6) are communicated with
Secondary water inlet pipe (7), the inner chamber of cooling pipe (9) is extended on the right side of the secondary water inlet pipe (7), cooler bin (4) bottom
Right side is provided with primary flow pipe (3), and the inner chamber of cooler bin (4), the primary flow pipe are through at the top of the primary flow pipe (3)
(3) top and bottom on the right side of are communicated with time outlet pipe (5), and cooling pipe (9) is extended on the right side of the secondary outlet pipe (5)
Inner chamber, the inner chamber of the cooling pipe (9) and be fixedly connected with water bloking piece (10) close to one end of time water inlet pipe (7), it is described
The left side of water bloking piece (10) is provided with plunger (12) through apopore (11) is offered on the right side of apopore (11) inner chamber,
The right side of the plunger (12) is through water bloking piece (10) and is fixedly connected with portable plate (19), the center on plunger (12) surface
Place is arranged with retaining ring (13), and sliding block (18), cooling pipe (9) inner chamber are fixedly connected with the top of the portable plate (19)
Top offer the chute (17) being used cooperatively with sliding block (18), be fixedly connected with expansion link on the right side of the portable plate (19)
(15) location-plate (16), is fixedly connected with the right side of the expansion link (15), the surface of the expansion link (15) is arranged with reset
Spring (14).
2. a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux according to claim 1, its feature exist
In：The left side of the back-moving spring (14) is fixedly connected with portable plate (19), the right side of the back-moving spring (14) and location-plate
(16) it is fixedly connected.
3. a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux according to claim 1, its feature exist
In：Inwall of the top and bottom of the location-plate (16) with cooling pipe (9) is fixedly connected.
4. a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux according to claim 1, its feature exist
In：The surface of two screw rods (2) is flexibly connected with the junction of casing (1) by bearing.
5. a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux according to claim 1, its feature exist
In：The surface of two water inlet pipes (7) is provided with the surface of outlet pipe (5) and the junction of cooling pipe (9) inwall
Sealing ring (8).
6. a kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux according to claim 1, its feature exist
In：The surface of the sliding block (18) is provided with protecting film with the junction of chute (17) inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721039647.0U CN207145247U (en) | 2017-08-18 | 2017-08-18 | A kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721039647.0U CN207145247U (en) | 2017-08-18 | 2017-08-18 | A kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145247U true CN207145247U (en) | 2018-03-27 |
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ID=61666900
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721039647.0U Active CN207145247U (en) | 2017-08-18 | 2017-08-18 | A kind of vavuum pump screw rotor cooling system for preventing from cooling down aqueous reflux |
Country Status (1)
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|---|---|
| CN (1) | CN207145247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677663A (en) * | 2020-06-23 | 2020-09-18 | 朱克龙 | High-pressure efficient vacuum energy-saving pump |
-
2017
- 2017-08-18 CN CN201721039647.0U patent/CN207145247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677663A (en) * | 2020-06-23 | 2020-09-18 | 朱克龙 | High-pressure efficient vacuum energy-saving pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 313100, Zhejiang, Huzhou Changxing County forest town industrial concentration area Patentee after: Weigule vacuum equipment (Zhejiang) Co., Ltd Address before: 313100 Zhejiang city of Huzhou province Changxing County Lin Town Industrial Zone Zhejiang kaini Vacuum Equipment Co., Ltd. Patentee before: ZHEJIANG KAINI VACUUM EQUIPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address |