CN110410594A - Water level observation pipe connection and attaching method thereof - Google Patents
Water level observation pipe connection and attaching method thereof Download PDFInfo
- Publication number
- CN110410594A CN110410594A CN201810389308.8A CN201810389308A CN110410594A CN 110410594 A CN110410594 A CN 110410594A CN 201810389308 A CN201810389308 A CN 201810389308A CN 110410594 A CN110410594 A CN 110410594A
- Authority
- CN
- China
- Prior art keywords
- water level
- level observation
- pipe
- hole
- lock sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 238000003466 welding Methods 0.000 claims abstract description 16
- 239000000498 cooling water Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 13
- 239000013013 elastic material Substances 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
- F16L15/008—Screw-threaded joints; Forms of screw-threads for such joints with straight threads with sealing rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
- F16L23/22—Flanged joints characterised by the sealing means the sealing means being rings made exclusively of a material other than metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
It is of the invention that a kind of water level observation pipe connection and attaching method thereof is provided.Water level observation pipe connection includes: 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 present invention relates to vacuum conditioner in a kind of water level observation pipe connection, especially beating and double roasting production equipment is cold
But 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.
Summary of the invention
The object of the present invention is to provide a kind of water level observation pipe connections, for checking vacuum conditioner cooling water water
Position can be avoided because fastening leads to water level observation tracheal rupture, disassemble and install convenient for operator, and shortening disassembly, installation are time-consuming,
And structure is simple, invests small, quick.
The technical solution of the invention is as follows: a kind of water level observation pipe connection, comprising: flanged pipe, lock sleeve, sealing
Circle；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, water level observation length of tube
Less than or equal to the distance between 2 flanged pipes.
The connection method of water level observation pipe connection of the present invention, comprising:
A, the slip-on welding flange disk of 2 flanged pipes is fixed with cooling water pipe circuit respectively；
B, 2 lock sleeves are covered on water level observation pipe, the unthreaded hole of lock sleeve is towards in the middle part of water level observation pipe；
C, by sealing snare made of 2 elastic materials, on water level observation pipe, sealing ring abuts the rank of falling from power of lock sleeve；
D, water level observation pipe is tilted a certain angle, the insertion of water level observation pipe one end is mounted on to the flange of chilled(cooling) water return (CWR)
Pipe；
E, water level observation pipe position is adjusted, is overlapped its axle center with the axle center of flanged pipe；
F, mobile water level observation pipe is inserted into the other end of water level observation pipe in another flanged pipe；
G, sealing ring is moved to installation site, screws lock sleeve with hand.
Preferably, for the ease of dismounting water level observation pipe, meanwhile, keep the secured of installation, in step E, water level observation pipe
Length is equal with the distance between the slip-on welding flange disk of 2 flanged pipes.
Preferably, in order to adapt to smaller installation space, water level observation pipe easy to disassemble, in step E, water level observation pipe range
Spend the distance between the slip-on welding flange disk less than 2 flanged pipes.
Compared to the prior art, the invention has the following advantages:
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 decomposition texture schematic diagram of the present invention；
Fig. 4 is assembling schematic diagram of the present invention；
Fig. 5 is use state diagram of the present invention.
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
The present invention is understood and realized for the ease of persons skilled in the art, now in conjunction with drawings and the specific embodiments into one
Step describes water level observation pipe connection of the present invention.
As shown in figure 3, water level observation pipe connection of the present invention, comprising: flanged pipe 1, lock sleeve 2, sealing ring 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, method
The axle center of blue pipe is provided with through-hole 1c；The shape of lock sleeve 2 is Polygonal column shape, and axle center is provided with through-hole 2c, and the hole of through-hole first end is
Unthreaded hole 2b, the hole of through-hole second end are threaded hole 2a, and through-hole first end is equipped with the rank 2d that falls from power；Sealing ring 3 is O-ring seal, by
Elastic material is made；The external screw thread 1a of flanged pipe first end outer tube wall and the threaded hole 2a 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 3 be mounted on flanged pipe 1 and lock sleeve 2 it
Between, 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 of the present invention 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 invention has the following advantages:
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 (10)
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 octagon of the lock sleeve
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 observation pipe both ends are socketed with method
Lan Guan, lock sleeve, sealing ring, water level observation length of tube are less than or equal to the distance between 2 flanged pipes.
8. a kind of connection method of water level observation pipe connection, uses the water level observation pipe as described in claim 1-6 is any
Attachment device connects as follows:
A, the slip-on welding flange disk of 2 flanged pipes is fixed with cooling water pipe circuit respectively；
B, 2 lock sleeves are covered on water level observation pipe, the unthreaded hole of lock sleeve is towards in the middle part of water level observation pipe；
C, by sealing snare made of 2 elastic materials, on water level observation pipe, sealing ring abuts the rank of falling from power of lock sleeve；
D, water level observation pipe is tilted a certain angle, the insertion of water level observation pipe one end is mounted on to the flanged pipe of chilled(cooling) water return (CWR)；
E, water level observation pipe position is adjusted, is overlapped its axle center with the axle center of flanged pipe；
F, mobile water level observation pipe is inserted into the other end of water level observation pipe in another flanged pipe；
G, sealing ring is moved to installation site, screws lock sleeve with hand.
9. the connection method of water level observation pipe connection as claimed in claim 8, which is characterized in that in step E, water level is seen
It is equal to examine the distance between length of tube and the slip-on welding flange disk of 2 flanged pipes.
10. the connection method of water level observation pipe connection as claimed in claim 9, which is characterized in that in step E, water level
Observe slip-on welding flange disk the distance between of the length of tube less than 2 flanged pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810389308.8A CN110410594A (en) | 2018-04-27 | 2018-04-27 | Water level observation pipe connection and attaching method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810389308.8A CN110410594A (en) | 2018-04-27 | 2018-04-27 | Water level observation pipe connection and attaching method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110410594A true CN110410594A (en) | 2019-11-05 |
Family
ID=68346099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810389308.8A Pending CN110410594A (en) | 2018-04-27 | 2018-04-27 | Water level observation pipe connection and attaching method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110410594A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053001A (en) * | 2023-10-13 | 2023-11-14 | 广东骏铁通风设备有限公司 | Assembled environmental protection and energy saving air pipe |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07127775A (en) * | 1993-11-01 | 1995-05-16 | Kiyohara Masako | Pipe connecting device |
| KR20100090372A (en) * | 2009-02-06 | 2010-08-16 | 윤석군 | Apparatus for flow measuring of waterworks |
| CN201955127U (en) * | 2010-12-29 | 2011-08-31 | 长沙中联重工科技发展股份有限公司 | Detachable water gauge |
| CN202691349U (en) * | 2012-06-30 | 2013-01-23 | 阳德相 | Pipe joint capable of being replaced easily |
| CN204004889U (en) * | 2014-07-08 | 2014-12-10 | 银川艾尼工业科技开发有限公司 | A kind of pipe connecting device |
| CN205383366U (en) * | 2015-12-16 | 2016-07-13 | 湖南埃瓦新能源科技有限公司 | Double containment anticreep formula connecting device |
| CN206459362U (en) * | 2016-12-26 | 2017-09-01 | 中国石油天然气股份有限公司 | Liquid level emasuring device for water jacket furnace |
| CN208348729U (en) * | 2018-04-27 | 2019-01-08 | 红塔烟草(集团)有限责任公司 | Water level observation pipe connection |
-
2018
- 2018-04-27 CN CN201810389308.8A patent/CN110410594A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07127775A (en) * | 1993-11-01 | 1995-05-16 | Kiyohara Masako | Pipe connecting device |
| KR20100090372A (en) * | 2009-02-06 | 2010-08-16 | 윤석군 | Apparatus for flow measuring of waterworks |
| CN201955127U (en) * | 2010-12-29 | 2011-08-31 | 长沙中联重工科技发展股份有限公司 | Detachable water gauge |
| CN202691349U (en) * | 2012-06-30 | 2013-01-23 | 阳德相 | Pipe joint capable of being replaced easily |
| CN204004889U (en) * | 2014-07-08 | 2014-12-10 | 银川艾尼工业科技开发有限公司 | A kind of pipe connecting device |
| CN205383366U (en) * | 2015-12-16 | 2016-07-13 | 湖南埃瓦新能源科技有限公司 | Double containment anticreep formula connecting device |
| CN206459362U (en) * | 2016-12-26 | 2017-09-01 | 中国石油天然气股份有限公司 | Liquid level emasuring device for water jacket furnace |
| CN208348729U (en) * | 2018-04-27 | 2019-01-08 | 红塔烟草(集团)有限责任公司 | Water level observation pipe connection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053001A (en) * | 2023-10-13 | 2023-11-14 | 广东骏铁通风设备有限公司 | Assembled environmental protection and energy saving air pipe |
| CN117053001B (en) * | 2023-10-13 | 2023-12-22 | 广东骏铁通风设备有限公司 | Assembled environmental protection and energy saving air pipe |
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