CN208348729U - Water level observation pipe connection - Google Patents
Water level observation pipe connection Download PDFInfo
- Publication number
- CN208348729U CN208348729U CN201820613740.6U CN201820613740U CN208348729U CN 208348729 U CN208348729 U CN 208348729U CN 201820613740 U CN201820613740 U CN 201820613740U CN 208348729 U CN208348729 U CN 208348729U
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- Prior art keywords
- hole
- water level
- level observation
- pipe
- lock sleeve
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Abstract
The utility model provides a kind of water level observation pipe connection, comprising: flanged pipe, lock sleeve, sealing ring；Wherein, flanged pipe first end outer tube wall is machined with external screw thread, and flanged pipe second end is welded with slip-on welding flange disk, and the axle center of flanged pipe is provided with through-hole；The shape of lock sleeve is Polygonal column shape, and axle center is provided with through-hole, and the hole of through-hole first end is unthreaded hole, and the hole of through-hole second end is threaded hole, and through-hole first end is equipped with rank of falling from power；Sealing ring is O-ring seal, is made of elastic material；The external screw thread of flanged pipe first end outer tube wall and the threaded hole of lock sleeve through-hole second end match, flanged pipe first end and the through-hole second end of lock sleeve are spirally connected by screw thread, sealing ring is mounted between flanged pipe and lock sleeve, flanged pipe first end abuts sealing ring, and sealing ring abuts the rank of falling from power of lock sleeve.The cooling water water level observation pipe connection structure is simple, and installation and removal are not required to clean water level observation pipe convenient for operator by tool.
Description
Technical field
The utility model relates to vacuum conditionings in a kind of water level observation pipe connection, especially beating and double roasting production equipment
Machine cooling water water level observation pipe connection.
Background technique
Beating and double roasting vacuum conditioning process is the slubbing process beaten on leaf production line.Vacuum conditioner have tobacco leaf it is loose,
Improve tobacco leaf moisture content, the removal important function such as blue foreign smell and desinsection.
Vacuum conditioner cooling water water level observation is effective to show that water level, water level observation pipe are cylindrical tube, material on site
Matter is organic glass, is connected in chilled(cooling) water return (CWR), grasps equipment operation condition convenient for operator.Such as Fig. 1 and Fig. 2 institute
Show, existing water level observation pipe connection, water level observation pipe is bonded with 6 end face of pipeline at both ends, axle center alignment；Water level observation
The inside and outside diameter of pipe is identical as the inside and outside diameter of pipeline 6 respectively.Water level observation pipe 9 and pipeline 6 are connected with anchor ear 7 to be fastened.In anchor ear 7
Portion is sealed with sealing ring 8.Pipeline 6 is welded on slip-on welding flange.
Existing attachment device has the following deficiencies:
1. to play good connection fastening and sealing effect, it is necessary to apply certain pretightning force to the bolt on anchor ear 7.And
Pretightning force is excessive, and excessive compression water level observation pipe will be such that water level observation pipe 4 ruptures in use, or even broken in the process of preload
It splits, there are accident potential.
2. in production process, a large amount of cooling waters flow through inside water level observation pipe, scale adhered to inside water level observation pipe
When up to influencing operator and observing water level, needs equipment is out of service, unscrew the bolt on anchor ear 7 with tool and see water level
It examines pipe 4 and disassembles cleaning.Operation palpus Special repairing tool, this need of work wait maintenance personal to carry out, serious shadow
Production efficiency is rung.
Utility model content
The purpose of the utility model is to provide a kind of water level observation pipe connections, for checking vacuum conditioner cooling water
Water level can be avoided because fastening leads to water level observation tracheal rupture, disassemble and install convenient for operator, shorten disassembly, installation consumption
When, and structure is simple, invests small, quick.
The technical solution of the utility model is: a kind of water level observation pipe connection, comprising: flanged pipe, lock sleeve,
Sealing ring；Wherein,
Flanged pipe first end outer tube wall is machined with external screw thread, and flanged pipe second end is welded with slip-on welding flange disk, flanged pipe
Axle center is provided with through-hole；
The shape of lock sleeve is Polygonal column shape, and axle center is provided with through-hole, and the hole of through-hole first end is unthreaded hole, through-hole second end
Hole is threaded hole, and through-hole first end is equipped with rank of falling from power；
Sealing ring is O-ring seal, is made of elastic material；
The external screw thread of flanged pipe first end outer tube wall and the threaded hole of lock sleeve through-hole second end match, flanged pipe first
It holds and is spirally connected with the through-hole second end of lock sleeve by screw thread, sealing ring is mounted between flanged pipe and lock sleeve, flanged pipe first
End abuts sealing ring, and sealing ring abuts the rank of falling from power of lock sleeve.
Preferably, the through-hole diameter of flanged pipe first end is A, and the unthreaded hole diameter of lock sleeve is a, A=a, water level observation pipe
It is bonded simultaneously with the inner wall of flanged pipe, lock sleeve, sealing effect.
Preferably, the shape octagon column of the lock sleeve, convenient for cooperating with tool.
Preferably, water level observation pipe diameter is D, and the diameter of the centre bore of sealing ring is d, and d is less than or equal to D, sealing ring
It is socketed on water level observation pipe in an interference fit, sealing effect is good.
Preferably, the sealing ring is made of rubber, plastic cement or resin, wearability and corrosion resistance and elasticity is good.
Preferably, the surface roughness of the unthreaded hole inner surface of the lock sleeve is 3.2.
Preferably, water level observation pipe both ends are socketed with flanged pipe, lock sleeve, sealing ring.
Preferably, the water level observation length of tube is less than or equal to the distance between 2 flanged pipes.
Compared to the prior art, the utility model has the following beneficial effects:
1. avoiding cooling water water level observation tracheal rupture, since circuit cooling water pressure is little where water level observation pipe, pass through
Lock sleeve squeezes O-ring seal after screwing and generates elastic deformation, can play good positioning and sealing function, and O-shaped sealing
Circle flexible deformation reaction force not will lead to water level observation tracheal rupture again；
2. installation and removal are convenient, the cooling water water level observation pipe connection structure is simple, when installation and removal, due to
Lock sleeve shape is octagon column, screws and unscrews with hand, is not required to by tool, convenient for operator to water level observation
Pipe is cleaned.
Detailed description of the invention
Fig. 1 is former attachment device decomposition texture schematic diagram；
Fig. 2 is former attachment device assembling schematic diagram；
Fig. 3 is the utility model decomposition texture schematic diagram；
Fig. 4 is the utility model assembling schematic diagram；
Fig. 5 is the utility model use state diagram.
Main element symbol description:
1 flanged pipe, 1a external screw thread, 1b ring flange, 1c through-hole
2 lock sleeves, 2a threaded hole, 2b unthreaded hole, the through-hole of 2c lock sleeve, 2d fall from power rank
3 sealing rings
4 water level observation pipes
The through-hole diameter of A flanged pipe, the unthreaded hole diameter of a lock sleeve are
The diameter of the diameter of D water level observation pipe, d sealing ring centre bore
5 chilled(cooling) water return (CWR)s
6 pipelines
7 anchor ears
8 sealing rings
9 water level observation pipes
Specific embodiment
Understand for the ease of persons skilled in the art and realize the utility model, now in conjunction with drawings and the specific embodiments
Further describe water level observation pipe connection described in the utility model.
As shown in figure 3, water level observation pipe connection described in the utility model, comprising: flanged pipe 1, lock sleeve 2, sealing
Circle 3；Wherein, the first end outer tube wall of flanged pipe 1 is machined with external screw thread 1a, and the second end of flanged pipe 1 is welded with slip-on welding flange disk
1b, the axle center of flanged pipe are provided with through-hole 1c；The shape of lock sleeve 2 is Polygonal column shape, and axle center is provided with through-hole 2c, through-hole first end
Hole is unthreaded hole 2b, and the hole of through-hole second end is threaded hole 2a, and through-hole first end is equipped with the rank 2d that falls from power；Sealing ring 3 is O-shaped sealing
Circle, is made of elastic material；The threaded hole 2a phase of the external screw thread 1a of flanged pipe first end outer tube wall and lock sleeve through-hole second end
The through-hole second end of matching, flanged pipe first end and lock sleeve is spirally connected by screw thread, and sealing ring 3 is mounted on flanged pipe 1 and locking
Between set 2, the first end of flanged pipe 1 abuts sealing ring 3, and sealing ring 3 abuts the rank 2d that falls from power of lock sleeve 2.
As shown in figure 3, the shape octagon column of lock sleeve, convenient for cooperating with tool.
As shown in figure 4, the through-hole diameter of the first end of flanged pipe 1 is A, the unthreaded hole diameter of lock sleeve 2 is a, A=a, water level
Observation tube is bonded with the inner wall of flanged pipe, lock sleeve simultaneously, sealing effect.
In order to obtain better seal effect, the surface roughness of the unthreaded hole inner surface of lock sleeve 2 is 3.2.
The diameter of water level observation pipe 4 is D, and the diameter of the centre bore of sealing ring 3 is d, and in the present embodiment, d is equal to D.Yu Shi
In the application of border, d can be less than D, and sealing ring 3 is socketed in an interference fit on water level observation pipe 4, and sealing effect is good.
In the present embodiment, sealing ring 3 is made of rubber, and in practical application, sealing ring 3 can also be by plastic cement or resin system
At wearability and corrosion resistance and elasticity is good.
As shown in figure 5, the slip-on welding flange disk 1b of flanged pipe 1 is solid by the gate valve ring flange on bolt and chilled(cooling) water return (CWR)
Fixed, the both ends of water level observation pipe 4 are accessed in chilled(cooling) water return (CWR) with the attachment device.To play good location effect, 2 flanges
The relative distance of the slip-on welding flange disk 1b of pipe 1 is greater than the length of water level observation pipe 4.
Water level observation pipe connection described in the utility model is in the following manner and step is connected into chilled(cooling) water return (CWR):
A, the slip-on welding flange disk 1b of 2 flanged pipes 1 is fixed with cooling water pipe circuit 5 respectively；
B, by 22 sets of lock sleeve on water level observation pipe 4, the unthreaded hole of lock sleeve 2 is towards in the middle part of water level observation pipe；
C, by 3 sets of sealing ring made of 2 elastic materials on water level observation pipe 4, sealing ring 3 abuts falling from power for lock sleeve
Rank；
D, water level observation pipe 4 is tilted a certain angle, the insertion of 4 one end of water level observation pipe is mounted on chilled(cooling) water return (CWR) 5
Flanged pipe；
E, 4 position of water level observation pipe is adjusted, its axle center and the axle center of flanged pipe 1 are overlapped；In the present embodiment, for the ease of
Water level observation pipe is dismounted, meanwhile, the secured of installation is kept, between water level observation length of tube and the slip-on welding flange disk of 2 flanged pipes
Be equidistant；
F, mobile water level observation pipe 4 is inserted into the other end of water level observation pipe in another flanged pipe 1；
G, sealing ring 3 is moved to installation site, screws lock sleeve 2 with hand.
In order to adapt to smaller installation space, water level observation pipe easy to disassemble, in practical application, in step E, water level observation
Slip-on welding flange disk the distance between of the length of tube less than 2 flanged pipes.
Compared to the prior art, the utility model has the following beneficial effects:
1. avoiding cooling water water level observation tracheal rupture, since circuit cooling water pressure is little where water level observation pipe, pass through
Lock sleeve squeezes O-ring seal after screwing and generates elastic deformation, can play good positioning and sealing function, and O-shaped sealing
Circle flexible deformation reaction force not will lead to water level observation tracheal rupture again；
2. installation and removal are convenient, the cooling water water level observation pipe connection structure is simple, when installation and removal, due to
Lock sleeve shape is octagon column, screws and unscrews with hand, is not required to by tool, convenient for operator to water level observation
Pipe is cleaned.
Claims (8)
1. a kind of water level observation pipe connection characterized by comprising the flanged pipe being socketed on water level observation pipe, locking
Set, sealing ring；Wherein,
Flanged pipe first end outer tube wall is machined with external screw thread, and flanged pipe second end is welded with slip-on welding flange disk, the axle center of flanged pipe
It is provided with through-hole；
The shape of lock sleeve is Polygonal column shape, and axle center is provided with through-hole, and the hole of through-hole first end is unthreaded hole, and the hole of through-hole second end is
Threaded hole, through-hole first end are equipped with rank of falling from power；
Sealing ring is O-ring seal, is made of elastic material；
The external screw thread of flanged pipe first end outer tube wall and the threaded hole of lock sleeve through-hole second end match, flanged pipe first end with
The through-hole second end of lock sleeve is spirally connected by screw thread, and sealing ring is mounted between flanged pipe and lock sleeve, and flanged pipe first end is supported
Sealing ring is connect, sealing ring abuts the rank of falling from power of lock sleeve.
2. water level observation pipe connection as described in claim 1, which is characterized in that the through-hole of the flanged pipe first end is straight
Diameter is A, and the unthreaded hole diameter of lock sleeve is a, A=a.
3. water level observation pipe connection as described in claim 1, which is characterized in that the shape of the lock sleeve is positive eight side
Shape column.
4. water level observation pipe connection as described in claim 1, which is characterized in that the water level observation pipe diameter is D, close
The diameter of the centre bore of seal is d, and d is less than or equal to D, and sealing ring is socketed in an interference fit on water level observation pipe.
5. water level observation pipe connection as described in claim 1, which is characterized in that the sealing ring by rubber, plastic cement or
Resin is made.
6. water level observation pipe connection as described in claim 1, which is characterized in that the unthreaded hole inner surface of the lock sleeve has
There are roughness, roughness 3.2.
7. water level observation pipe connection as described in claim 1, which is characterized in that water level water level observation pipe both ends are socketed
There are flanged pipe, lock sleeve, sealing ring.
8. water level observation pipe connection as claimed in claim 7, which is characterized in that water level observation length of tube is less than or equal to
The distance between 2 flanged pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820613740.6U CN208348729U (en) | 2018-04-27 | 2018-04-27 | Water level observation pipe connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820613740.6U CN208348729U (en) | 2018-04-27 | 2018-04-27 | Water level observation pipe connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348729U true CN208348729U (en) | 2019-01-08 |
Family
ID=64887496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820613740.6U Active CN208348729U (en) | 2018-04-27 | 2018-04-27 | Water level observation pipe connection |
Country Status (1)
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| CN (1) | CN208348729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410594A (en) * | 2018-04-27 | 2019-11-05 | 红塔烟草(集团)有限责任公司 | Water level observation pipe connection and attaching method thereof |
-
2018
- 2018-04-27 CN CN201820613740.6U patent/CN208348729U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410594A (en) * | 2018-04-27 | 2019-11-05 | 红塔烟草(集团)有限责任公司 | Water level observation pipe connection and attaching method thereof |
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