CN109237159A - A kind of stainless steel joint for pipeline - Google Patents
A kind of stainless steel joint for pipeline Download PDFInfo
- Publication number
- CN109237159A CN109237159A CN201811383086.5A CN201811383086A CN109237159A CN 109237159 A CN109237159 A CN 109237159A CN 201811383086 A CN201811383086 A CN 201811383086A CN 109237159 A CN109237159 A CN 109237159A
- Authority
- CN
- China
- Prior art keywords
- connector
- stainless steel
- strut
- joint body
- hinged
- 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.)
- Granted
Links
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 57
- 239000010935 stainless steel Substances 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 abstract description 15
- 238000005452 bending Methods 0.000 abstract description 5
- 238000007906 compression Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 210000003932 Urinary Bladder Anatomy 0.000 description 2
- 210000004712 Air Sacs Anatomy 0.000 description 1
- 210000001503 Joints Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum 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
- F16L15/08—Screw-threaded joints; Forms of screw-threads for such joints with supplementary elements
-
- 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
- F16L15/007—Screw-threaded joints; Forms of screw-threads for such joints with straight threads with more than one threaded section
Abstract
The invention belongs to pipe joint technical field, specifically a kind of stainless steel joint for pipeline, including joint body and stainless steel tube；The joint body is split type symmetrical structure, and joint body includes the first connector and the second connector；The diameter of thread that internal screw thread and first connector are equipped on first connector and the second inner nosepiece wall is greater than the diameter of thread of the second connector；Two different internal screw threads, which are arranged, can be applicable in different stainless steel tubes；First connector one end is equipped with groove；It is equipped with water proof rubber film in the groove, is provided with jack on the water proof rubber film；Second connector one end is fixed with inserting column cooperating with the jack, and second connector one end is fixed with wedge-shaped fixed block；The inserting column is connected in wedge-shaped fixed block；The configuration of the present invention is simple, easy to use, the stainless steel tube of applicable two kinds of different-diameters, good water-proof effect, anti-bending strength is good at joint body engaging, to make joint body, the service life is longer.
Description
Technical field
The invention belongs to pipe joint technical field, specifically a kind of stainless steel joint for pipeline.
Background technique
Currently, stainless steel tube is widely used in the industrial delivery pipe such as petroleum, chemical industry, medical treatment, food, light industry, machinery instrument
Road and machine structural parts need for multiple stainless steel tubes to be connected to when building pipeline or forming mechanical structure, give stainless steel
Pipe configures connector, and the connection of stainless steel tube is realized by the interconnection between connector.
Also occurs stainless steel joint for pipeline technical solution in the prior art, such as application No. is in one of 201721097209
State's patent discloses a kind of stainless steel joint for pipeline, including joint body and stainless steel tube, and the joint body includes the first connector
With the second connector；First connector includes the first screwed pipe and the first socket pipe, and second connector includes the second screwed pipe
With the second socket pipe；First screwed pipe is equipped with internal screw thread, and the second screwed pipe is equipped with external screw thread, the internal screw thread of the first screwed pipe
It is mutually matched with the external screw thread of the second screwed pipe；First socket pipe one end and the first screwed pipe are integrally formed to form entirety, another
End is connected with stainless steel tube socket；Second socket pipe one end and the second screwed pipe are integrally formed to form entirety, the other end with it is stainless
Steel pipe socket connects in succession.
The technical solution is fixed by stainless steel tube and adaptor cup jointing by locked clip device, is led between connector and connector
Cross threaded connection, easy to operate, stable connection.But such connector is only applicable to connect single stainless steel tube, limitation is big,
And waterproof effect is not so good, and joint is easy to be bent over deformation, reduces the service life of connector.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of stainless steel joint for pipeline proposed by the present invention, it is an object of the invention to
So that joint body is adapted to the stainless steel tube of two kinds of different-diameters by the first connector of setting and the second connector, improves connector sheet
The applicability of body, be arranged the curved rod that is hinged can butt joint ontology be supported, prevent from being bent at joint body engaging,
Increase the service life of joint body.
The technical solution adopted by the present invention to solve the technical problems is: a kind of stainless steel joint for pipeline of the present invention,
Including joint body and stainless steel tube；The joint body is split type symmetrical structure, and joint body includes the first connector and the
Two connectors；The diameter of thread that internal screw thread and first connector are equipped on first connector and the second inner nosepiece wall is greater than the
The diameter of thread of two connectors；Two different internal screw threads, which are arranged, can be applicable in different stainless steel tubes；When work, first by first
Connector and the second connector are fastened togather to form joint body, and joint body is moved at the stainless steel tube for needing to connect, is passed through
It screws and stainless steel tube is threaded on joint body, pass through two different internal screw threads on the first connector and the second connector
The stainless steel tube that can connect different-diameter can pass through when stainless steel tube external screw thread and the first connector internal screw thread match
First connector connects stainless steel tube, when stainless steel tube external screw thread and the second connector internal screw thread match, can connect by second
Head connection stainless steel tube, strong applicability.
First connector one end is equipped with groove；It is equipped with water proof rubber film in the groove, is set on the water proof rubber film
It is equipped with jack；Second connector one end is fixed with inserting column cooperating with the jack.When work, the inserting column on the second connector is injected
In the jack of water proof rubber film, tightly it is fitted on the groove inner wall of the first connector so that water proof rubber film expands outwardly, waterproof
Effect is good.
Second connector one end is fixed with wedge-shaped fixed block；The inserting column is connected in wedge-shaped fixed block；Described first
Wedge block there are two being set in the groove of connector；The small end of the wedge block is connected on groove inner wall.When work, by the second connector
On inserting column inject water proof rubber film jack in, during insertion on the second connector be connected wedge-shaped fixed block squeeze first
Wedge block on connector is until wedge block is broken stuck wedge-shaped fixed block, so that the first connector and the connection of the second connector are more firm.
Link block is fixed among the joint body lower end；It is hinged on the link block that there are two mutually hinged arcs
Bar；Spring is equipped among two curved rods, arc boom end is equipped with card ball；Second connector end face is provided with card hole.
When work, Manual press spring, two hinged curved rod Forced rotations, when spring press to a certain extent when, arc rod end
The card ball in portion is just clamped in the card hole on the second connector, on the one hand can play the role of support joint ontology, another party
Face prevents joint body junction to be bent over, and counter-bending effect is good.
It is provided with card slot in two curved rods, a strut is hinged in two curved rods；The left side branch
One end of bar is hinged in the card slot of left side curved rod；One end of the right side strut is hinged in the card slot of right side curved rod,
The other end of right side strut and the other end of left side strut are hinged；Two strut places of being hinged are equipped with locking groove；
The card slot is used to limit the rotational angle of strut one end；The locking groove is used to limit the rotational angle of the strut other end；Institute
Spring is stated to be socketed on two struts.When work, pressing two struts and be hinged the spring at place, two struts relatively rotate,
Since strut is hinged the locking groove limitation at place, two struts can only rotate relatively downward, thus drive the strut other end to
Upper rotation, applying certain active force to curved rod when the strut other end is rotated up is rotated up curved rod, until arc
The card ball of shape boom end is clamped in the card hole of the second connector, stops pressing pressing spring at this time.
There are two rubber sleeves for socket on the joint body；The rubber sleeve is located at the engaging of the first connector and the second connector
Place, rubber sleeve is interior to be equipped with cavity；Air bag is equipped between the curved rod and strut；Gas is equipped between the air bag and rubber sleeve
Pipe, the tracheae are used for the cavity of communicated air bags and rubber sleeve.When work, presses two struts and be hinged the spring at place, two
When a strut relatively rotates, strut meeting compression bladder, air bag air internal after being pressurized enters the cavity of rubber sleeve via tracheae,
Heave rubber sleeve to the joint body that is locked, good water-proof effect.
Beneficial effects of the present invention are as follows:
1. the present invention, can be with two kinds of differences by the way that two different internal screw threads are arranged on the first connector and the second connector
The stainless steel tube of diameter connects, and keeps the applicability of joint body wider, the configuration of the present invention is simple is easy to use, and applicability is wider.
2. the present invention utilizes wedge-shaped fixed block, wedge block and water proof rubber film by the first connector and the second connector grafting
So that the joint body good water-proof effect after grafting, is clamped more firm.
3. the present invention is clamped on the card ball of arc boom end by pressing spring by setting curved rod, strut and spring
In the card hole of second connector, keep joint body bending resistance effect more preferable, increase the service life of joint body, by setting air bag,
Rubber sleeve and tracheae, using the air flow direction variation in the cavity of air bag and rubber sleeve so that waterproof performance at joint body engaging
More preferably.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the first connector and the second connector annexation figure at A in Fig. 1；
Fig. 3 is enlarged drawing at B in Fig. 1.
In figure: joint body 1, stainless steel tube 2, the first connector 3, groove 31, the second connector 4, card hole 41, water proof rubber film
5, jack 51, inserting column 6, wedge-shaped fixed block 7, wedge block 8, curved rod 9, card ball 91, card slot 92, spring 10, strut 11, locking groove
111, rubber sleeve 12, cavity 121, air bag 13, tracheae 14.
Specific embodiment
It is carried out using a kind of Fig. 1-3 pairs of stainless steel joint for pipeline of the invention as described below.
As shown in Figure 1-3, a kind of stainless steel joint for pipeline of the present invention, including joint body 1 and stainless steel tube 2；Institute
Stating joint body 1 is split type symmetrical structure, and joint body 1 includes the first connector 3 and the second connector 4；First connector, 3 He
The diameter of thread that internal screw thread and first connector 3 are equipped on second connector, 4 inner wall is greater than the diameter of thread of the second connector 4；
Two different internal screw threads, which are arranged, can be applicable in different stainless steel tubes 2；When work, first by the first connector 3 and the second connector 4
It is fastened togather to form joint body 1, joint body 1 be moved at the stainless steel tube 2 for needing to connect, by screwing stainless steel
Pipe 2 is threaded on joint body 1, can connect by two different internal screw threads on the first connector 3 and the second connector 4
The stainless steel tube 2 of different-diameter can connect when 2 external screw thread of stainless steel tube and 3 internal screw thread of the first connector match by first
First 3 connection stainless steel tube 2 can pass through the second connector 4 when 2 external screw thread of stainless steel tube and 4 internal screw thread of the second connector match
Connect stainless steel tube 2, strong applicability.
As depicted in figs. 1 and 2, described first connector, 3 one end is equipped with groove 31；Water proof rubber film is equipped in the groove 31
5, jack 51 is provided on the water proof rubber film 5；Described second connector, 4 one end is fixed with the inserting column 6 cooperated with jack 51.Work
When making, the inserting column 6 on the second connector 4 is injected in the jack 51 of water proof rubber film 5, so that water proof rubber film 5 expands outwardly tightly
It is tightly fitted on 31 inner wall of groove of the first connector 3, good water-proof effect.
As shown in Fig. 2, described second connector, 4 one end is fixed with wedge-shaped fixed block 7；The inserting column 6 is connected in wedge-shaped fixation
On block 7；Wedge block 8 there are two being set in the groove 31 of first connector 3；The small end of the wedge block 8 is connected in groove 31
On wall.When work, the inserting column 6 on the second connector 4 is injected in the jack 51 of water proof rubber film 5, second connect during insertion
On first 4 be connected wedge-shaped fixed block 7 squeeze the first connector 3 on wedge block 8 until wedge block 8 be broken stuck wedge-shaped fixed block 7,
So that the first connector 3 and the connection of the second connector 4 are more firm.
As shown in Figure 1, being fixed with link block among 1 lower end of joint body；It is hinged on the link block that there are two mutually
The curved rod 9 being hinged；Spring 10 is equipped among two curved rods 9,9 end of curved rod is equipped with card ball 91；Described second
4 end face of connector is provided with card hole 41.When work, Manual press spring 10, two hinged 9 Forced rotations of curved rod work as spring
10 pressing to a certain extent when, the card ball 91 of 9 end of curved rod is just clamped in the card hole 41 on the second connector 4, on the one hand
It can play the role of support joint ontology 1, on the other hand prevent 1 junction of joint body to be bent over, counter-bending effect is good.
As shown in figures 1 and 3, it is provided with card slot 92 in two curved rods 9, is hinged in two curved rods 9
One strut 11；One end of the left side strut 11 is hinged in the card slot 92 of left side curved rod 9；The one of the right side strut 11
End is hinged in the card slot 92 of right side curved rod 9, and the other end of the other end and left side strut 11 of right side strut 11 is hinged；
Two 11 places of being hinged of strut are equipped with locking groove 111；The card slot 92 is used to limit the rotational angle of 11 one end of strut；
The locking groove 111 is used to limit the rotational angle of 11 other end of strut；The spring 10 is socketed on two struts 11.Work
When, it presses two struts 11 and is hinged the spring 10 at place, two struts 11 relatively rotate, since strut 11 is hinged place
Locking groove 111 limits, and two struts 11 can only rotate relatively downward, to drive 11 other end of strut to be rotated up, in strut
Applying certain active force to curved rod 9 when 11 other ends are rotated up is rotated up curved rod 9, until 9 end of curved rod
Card ball 91 be clamped in the card hole of the second connector 4, at this time stop press pressing spring 10.
As shown in Figure 1, there are two rubber sleeves 12 for socket on the joint body 1；The rubber sleeve 12 is located at the first connector 3
At engaging with the second connector 4, cavity 121 is equipped in rubber sleeve 12；Air bag 13 is equipped between the curved rod 9 and strut 11；
Tracheae is equipped between the air bag 13 and rubber sleeve 12, the tracheae is used for the cavity 121 of communicated air bags 13 and rubber sleeve 12.Work
When making, presses two struts 11 and be hinged the spring 10 at place, when two struts 11 relatively rotate, strut 11 can compression bladder
13, the air internal after being pressurized of air bag 13 enters the cavity 121 of rubber sleeve 12 via tracheae 14, heaves rubber sleeve 12 to cover
Tight coupling ontology 1, good water-proof effect.
Specific workflow is as follows:
When work, the first connector 3 and the second connector 4 are fastened togather and to form joint body 1 first, by the second connector 4
On inserting column 6 inject water proof rubber film 5 jack 51 in so that water proof rubber film 5, which expands outwardly, is tightly fitted in the first connector 3
31 inner wall of groove on, good water-proof effect.The wedge-shaped fixed block 7 being connected on the second connector 4 during insertion squeezes first and connects
Wedge block 8 on first 3 is until wedge block 8 is broken stuck wedge-shaped fixed block 7, so that the first connector 3 and the connection of the second connector 4 are more steady
Gu.Joint body 1 is moved at the stainless steel tube 2 for needing to connect, stainless steel tube 2 is threaded in joint body by screwing
On 1, the stainless steel tube 2 of different-diameter can connect by two different internal screw threads on the first connector 3 and the second connector 4,
When 2 external screw thread of stainless steel tube and 3 internal screw thread of the first connector match, stainless steel tube 2 can be connected by the first connector 3, when
When 2 external screw thread of stainless steel tube and 4 internal screw thread of the second connector match, stainless steel tube 2 can be connected by the second connector 4, be applicable in
Property is strong.
Two struts 11 of Manual press are hinged the spring 10 at place, and two struts 11 relatively rotate, due to 11 phase of strut
The locking groove 111 of mutual hinged place limits, and two struts 11 can only rotate relatively downward, so that 11 other end of strut be driven to turn upwards
Dynamic, applying certain active force to curved rod 9 when 11 other end of strut is rotated up is rotated up curved rod 9, until arc
The card ball 91 of 9 end of shape bar is clamped in the card hole 41 of the second connector 4, and setting 9 one side of curved rod can play support joint
On the other hand the effect of ontology 1 prevents 1 junction of joint body to be bent over, counter-bending effect is good, the use of extending connector ontology
Service life.
While two struts 11 of pressing are hinged spring 10 at place, meeting compression bladder 13, gas when strut 11 rotates
The air internal after being pressurized of capsule 13 enters via tracheae 14 in the cavity 121 of rubber sleeve 12, heaves rubber sleeve 12 to be locked
Joint body 1, good water-proof effect.
More than, it is illustrated about one embodiment of the present invention, but the present invention is not limited to the above embodiments, not
Various changes are able to carry out in the range of disengaging present subject matter.
Claims (6)
1. a kind of stainless steel joint for pipeline, it is characterised in that: including joint body (1) and stainless steel tube (2)；The joint body
It (1) is split type symmetrical structure, joint body (1) includes the first connector (3) and the second connector (4)；First connector (3) and
The internal thread diameter that internal screw thread and first connector (3) are equipped on second connector (4) inner wall is greater than the interior of the second connector (4)
The diameter of thread.
2. a kind of stainless steel joint for pipeline according to claim 1, it is characterised in that: described first connector (3) one end is equipped with
Groove (31)；Water proof rubber film (5) are equipped in the groove (31), are provided with jack (51) on the water proof rubber film (5)；Institute
It states the second connector (4) one end and is fixed with the inserting column (6) cooperated with jack (51).
3. a kind of stainless steel joint for pipeline according to claim 2, it is characterised in that: described second connector (4) one end is connected
There are wedge-shaped fixed block (7)；The inserting column (6) is connected on wedge-shaped fixed block (7)；In the groove (31) of first connector (3)
If there are two wedge block (8)；The small end of the wedge block (8) is connected on groove (31) inner wall.
4. a kind of stainless steel joint for pipeline according to claim 1, it is characterised in that: among joint body (1) lower end
It is fixed with link block；It is hinged on the link block that there are two mutually hinged curved rods (9)；Between two curved rods (9)
Equipped with spring (10), curved rod (9) end is equipped with card ball (91)；Second connector (4) end face is provided with card hole (41).
5. a kind of stainless steel joint for pipeline according to claim 4, it is characterised in that: on two curved rods (9)
It is provided with card slot (92), a strut (11) is hinged on two curved rods (9)；One end of the left side strut (11) is hinged
In left side in the card slot (92) of curved rod (9)；One end of the right side strut (11) is hinged on the card slot of right side curved rod (9)
(92) in, the other end of the other end and left side strut (11) of right side strut (11) is hinged；Two strut (11) phases
Mutual hinged place is equipped with locking groove (111)；The card slot (92) is used to limit the rotational angle of strut (11) one end；The locking groove
(111) for limiting the rotational angle of strut (11) other end；The spring (10) is socketed on two struts (11).
6. a kind of stainless steel joint for pipeline according to claim 5, it is characterised in that: be socketed on the joint body (1)
Two rubber sleeves (12)；The rubber sleeve (12) is located at the engaging of the first connector (3) and the second connector (4), rubber sleeve (12)
It is interior to be equipped with cavity (121)；Air bag (13) are equipped between the curved rod (9) and strut (11)；The air bag (13) and rubber sleeve
(12) tracheae (14) are equipped between, the tracheae (14) is used for the cavity (121) of communicated air bags (13) and rubber sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811383086.5A CN109237159B (en) | 2018-11-20 | 2018-11-20 | Stainless steel pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811383086.5A CN109237159B (en) | 2018-11-20 | 2018-11-20 | Stainless steel pipe joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109237159A true CN109237159A (en) | 2019-01-18 |
| CN109237159B CN109237159B (en) | 2020-06-19 |
Family
ID=65075257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811383086.5A Active CN109237159B (en) | 2018-11-20 | 2018-11-20 | Stainless steel pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109237159B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268146A (en) * | 2020-12-14 | 2021-01-26 | 烟台工程职业技术学院(烟台市技师学院) | Pipe joint monitored by computer |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101013105B1 (en) * | 2008-06-02 | 2011-02-14 | 김정순 | Piping joint |
| CN202100850U (en) * | 2011-05-25 | 2012-01-04 | 浙江正同管业有限公司 | Connection structure for pipe fittings |
| CN203322549U (en) * | 2013-06-23 | 2013-12-04 | 浙江金宸三普换热器有限公司 | Connecting sleeve for multipurpose refrigerating pipe |
| KR20170004074U (en) * | 2016-05-24 | 2017-12-04 | 박종석 | A Connector for tap water piping |
| CN206861093U (en) * | 2017-05-16 | 2018-01-09 | 诸暨市捷成机械制造有限公司 | A kind of Novel joint |
| CN207486284U (en) * | 2017-12-01 | 2018-06-12 | 四川长鑫管业有限公司 | A kind of reducing fittings connector |
| CN207945388U (en) * | 2018-02-06 | 2018-10-09 | 山东琨福农业科技有限公司 | A kind of easy-to-mount agricultural sparge pipe connector |
-
2018
- 2018-11-20 CN CN201811383086.5A patent/CN109237159B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101013105B1 (en) * | 2008-06-02 | 2011-02-14 | 김정순 | Piping joint |
| CN202100850U (en) * | 2011-05-25 | 2012-01-04 | 浙江正同管业有限公司 | Connection structure for pipe fittings |
| CN203322549U (en) * | 2013-06-23 | 2013-12-04 | 浙江金宸三普换热器有限公司 | Connecting sleeve for multipurpose refrigerating pipe |
| KR20170004074U (en) * | 2016-05-24 | 2017-12-04 | 박종석 | A Connector for tap water piping |
| CN206861093U (en) * | 2017-05-16 | 2018-01-09 | 诸暨市捷成机械制造有限公司 | A kind of Novel joint |
| CN207486284U (en) * | 2017-12-01 | 2018-06-12 | 四川长鑫管业有限公司 | A kind of reducing fittings connector |
| CN207945388U (en) * | 2018-02-06 | 2018-10-09 | 山东琨福农业科技有限公司 | A kind of easy-to-mount agricultural sparge pipe connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268146A (en) * | 2020-12-14 | 2021-01-26 | 烟台工程职业技术学院(烟台市技师学院) | Pipe joint monitored by computer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109237159B (en) | 2020-06-19 |
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Effective date of registration: 20200616 Address after: 313000 8 Shuang Lin Road, Shuang Lin Town, Nanxun District, Huzhou, Zhejiang Patentee after: Huzhou co he Pipe Co.,Ltd. Address before: 100043 Beijing City, Shijingshan District Jin Yuan Zhuang Road No. 5, North China University of Technology Patentee before: Liu Jinbao |
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| CP02 | Change in the address of a patent holder |
Address after: 313000 No. 769, Changxing Avenue, economic and Technological Development Zone, Changxing County, Huzhou City, Zhejiang Province Patentee after: Huzhou co he Pipe Co.,Ltd. Address before: 313000 8 Shuang Lin Road, Shuang Lin Town, Nanxun District, Huzhou, Zhejiang Patentee before: Huzhou co he Pipe Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313000 No. 769, Changxing Avenue, economic and Technological Development Zone, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Gonghe Industrial Co.,Ltd. Address before: 313000 No. 769, Changxing Avenue, economic and Technological Development Zone, Changxing County, Huzhou City, Zhejiang Province Patentee before: Huzhou co he Pipe Co.,Ltd. |