CN104019308A - Hot water pipe joint - Google Patents
Hot water pipe joint Download PDFInfo
- Publication number
- CN104019308A CN104019308A CN201410291444.5A CN201410291444A CN104019308A CN 104019308 A CN104019308 A CN 104019308A CN 201410291444 A CN201410291444 A CN 201410291444A CN 104019308 A CN104019308 A CN 104019308A
- Authority
- CN
- China
- Prior art keywords
- pipe joint
- cutting graftage
- graftage part
- hot water
- fixed cover
- 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
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
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a hot water pipe joint and relates to the technical field of pipe joints, and the hot water pipe joint is used for solving the problems that the existing hot water pipe joint is inconvenient to connect, is not tight and the like. A pipe joint of the hot water pipe joint provided by the invention is inserted into an insertion fixing sleeve, and positioning and fixing are realized by virtue of clamping; the positioning is accurate, the fixing is firm, and the mounting is convenient; an expansion compensation sleeve is arranged between a first insertion part and a first slideway; when the expansion compensation sleeve is heated to be expanded, so that increase of the inner diameter of the first slideway is compensated, a water pipe can be effectively prevented from falling off, and the service reliability of the joint is improved; a first sealing piece is arranged between the first insertion part and a second insertion part; a second sealing piece is arranged between the second insertion part and a clamping fixing part; the joint is sealed by the two sealing pieces, the sealing property is high, and water leakage is effectively prevented.
Description
Technical field
The present invention relates to pipe fitting joint technical field, relate in particular to a kind of pipe joint of hot water.
Background technique
In pipe-line system, owing to need to connecting the water pipe of different tube diameters, therefore inevitably can use water pipe adapter.The existing water pipe adapter of generally using comprises link and locking element, and its using method is, the termination of two water pipes is threaded with the two ends of link respectively, then by locking element, the termination of water pipe is locked.There is following problem in this mode:
(1), need to respectively two water pipes be screwed in link, relatively waste time and energy, and only by locking element, water pipe termination locked, sealing is poor;
(2), when this joint is applied to hot water pipe, due to the phenomenon that existence is expanded with heat and contract with cold, the diameter of link can expand, and very easily causes coming off of water pipe, it is firm not to connect, and causes a lot of inconvenience and loss to people's life and industrial production.
Summary of the invention
One object of the present invention be to propose a kind of good airproof performance, easy to connect, use reliable and secure pipe joint of hot water.
For reaching this object, the present invention by the following technical solutions:
A kind of pipe joint of hot water, comprise pipe joint and grafting fixed cover, described pipe joint inserts in described grafting fixed cover, in described pipe joint, be provided with the water channel of perforation and the threaded connection hole for connecting water pipe being connected with water channel, described pipe joint comprises the first cutting graftage part, the second cutting graftage part being connected with described the first cutting graftage part and the portion that connects and fixes with master card button being connected with described the second cutting graftage part, in described grafting fixed cover, have first slideway suitable with described the first cutting graftage part and with suitable the second slideway in described the second cutting graftage part, in the periphery of described grafting fixed cover, be also provided with subcard button, when described pipe joint inserts in described grafting fixed cover, described subcard button and described master card button connect and fix,
Between described the first cutting graftage part and described the first slideway, be provided with expansion compensation cover;
Between described the first cutting graftage part and described the second cutting graftage part, be provided with the first Sealing, described the second cutting graftage part and described in connect and fix and between portion, be provided with the second Sealing.
Preferably, the outer circumferential face of described the first cutting graftage part is conical surface, and by end the direction to described the second cutting graftage part, the tangent plane circular diameter of described conical surface increases gradually, the outer circumferential face of the shape of described the first slideway and described the first cutting graftage part is suitable.
Preferably, on the periphery wall of described the first cutting graftage part, have annular groove, the periphery wall that described expansion compensation cover is arranged in described annular groove and described expansion compensation overlaps is concordant with the periphery wall of described the first cutting graftage part.
Preferably, the radially outwardly at least one guiding fin that is provided with on the periphery wall of described the second cutting graftage part, described the second slideway is the suitable guiding groove of at least one and described guiding fin that described grafting fixed cover inwall is recessed to form.
Preferably, described guiding fin is four to six, and described guiding fin is uniform along the circumferencial direction of described the second cutting graftage part.
Preferably, when described pipe joint inserts in described grafting fixed cover, described the first Sealing is squeezed between the sidewall of described guiding fin and the sidewall of described guiding groove, connects and fixes between portion and the end face of described grafting fixed cover described in described the second Sealing is squeezed in.
Preferably, the outer end of described threaded connection hole is provided with chamfering.
Beneficial effect of the present invention is:
What between the pipe joint of pipe joint of hot water provided by the invention and grafting fixed cover, adopt is the mode of pegging graft, and forms location and fixing by clamping, and accurate positioning is fixed, and easy for installation;
Between the first cutting graftage part and the first slideway, be provided with expansion compensation cover, when expansion compensation cover is heated, can expand, thereby the increase of the first slideway internal diameter is formed to compensation, coming off of effective anti-water stopping tube, increases the operational safety of joint;
Between the first cutting graftage part and the second cutting graftage part, be provided with the first Sealing, the second cutting graftage part and connect and fix and be provided with the second Sealing between portion, forms sealing by two Sealing butt joints, and good airproof performance, effectively prevents from leaking.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of pipe joint of hot water of providing of the embodiment of the present invention one.
In figure, 1, pipe joint; 11, water channel; 12, threaded connection hole; 13, the first cutting graftage part; 14, the second cutting graftage part; 15, connect and fix portion; 151, master card button; 2, grafting fixed cover; 21, the first slideway; 22, the second slideway; 23, subcard button; 3, expansion compensation cover; 4, the first Sealing; 5, the second Sealing.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, further illustrate technological scheme of the present invention.
Embodiment one:
The present embodiment provides a kind of pipe joint of hot water, and as shown in Figure 1, this pipe joint of hot water comprises pipe joint 1 and grafting fixed cover 2.Pipe joint 1 inserts in grafting fixed cover 2, is provided with the water channel 11 of perforation and the threaded connection hole 12 for connecting water pipe being connected with water channel 11 in pipe joint 1.For ease of the insertion of water pipe, the outer end of threaded connection hole 12 is provided with chamfering.
Pipe joint 1 comprises the first cutting graftage part 13, the second cutting graftage part 14 being connected with the first cutting graftage part 13 and the portion that connects and fixes 15 with master card button 151 being connected with the second cutting graftage part 14.In grafting fixed cover 2, have first slideway 21 suitable with the first cutting graftage part 13 and with suitable the second slideway 22 in the second cutting graftage part 14, in the periphery of grafting fixed cover 2, be also provided with subcard button 23, when pipe joint 1 inserts in grafting fixed cover 2, subcard button 23 connects and fixes with master card button 151.The outer circumferential face of the first cutting graftage part 13 is conical surface, and by end the direction to the second cutting graftage part 14, the tangent plane circular diameter of conical surface increases gradually, the outer circumferential face of the shape of the first slideway 21 and the first cutting graftage part 13 is suitable.Radially outwardlyly on the periphery wall of the second cutting graftage part 14 be provided with six guiding fins, guiding fin is uniform along the circumferencial direction of the second cutting graftage part 14, six of being recessed to form for grafting fixed cover 2 inwalls of the second slideway 22 and the suitable guiding groove of fin that leads.What between the pipe joint 1 of pipe joint of hot water and grafting fixed cover 2, adopt is the mode of pegging graft, and forms location and fixing by clamping, and accurate positioning is fixed, and easy for installation.
On the periphery wall of the first cutting graftage part 13, have annular groove, be provided with expansion compensation cover 3 in annular groove, the periphery wall of expansion compensation cover 3 is concordant with the periphery wall of the first cutting graftage part 13.When expansion compensation cover 3 is heated, can expand, thereby the increase of the first slideway 21 internal diameters is formed to compensation, coming off of effective anti-water stopping tube, increases the operational safety of joint.
Between the first cutting graftage part 13 and the second cutting graftage part 14, be provided with the first Sealing 4, the second cutting graftage parts 14 and connect and fix and between portion 15, be provided with the second Sealing 5.When pipe joint 1 inserts in grafting fixed cover 2, the first Sealing 4 is squeezed between the guiding sidewall of fin and the sidewall of guiding groove, and the second Sealing 5 is squeezed between the portion of connecting and fixing 15 and the end face of grafting fixed cover 2.By two Sealing butt joints, form sealing, good airproof performance, effectively prevents from leaking.
Wherein, the quantity of guiding fin is not limited to six, can, according to concrete guiding requirements set, elect four to six as.
Embodiment two:
The present embodiment provides a kind of pipe joint of hot water, comprises pipe joint and grafting fixed cover.Pipe joint comprises the first cutting graftage part, the second cutting graftage part being connected with the first cutting graftage part and the portion that connects and fixes with master card button being connected with the second cutting graftage part.In grafting fixed cover, have first slideway suitable with the first cutting graftage part and with suitable the second slideway in the second cutting graftage part, in the periphery of grafting fixed cover, be also provided with subcard button.
Difference is, the concrete structure of the first cutting graftage part and the second cutting graftage part is not limit, and the plug in structure that can realize reliable connection all can.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, within these modes all will fall into protection scope of the present invention.
Claims (7)
1. a pipe joint of hot water, comprise pipe joint (1) and grafting fixed cover (2), described pipe joint (1) inserts in described grafting fixed cover (2), the threaded connection hole for connecting water pipe (12) that is provided with the water channel (11) of perforation in described pipe joint (1) and is connected with water channel (11), it is characterized in that: described pipe joint (1) comprises the first cutting graftage part (13), the second cutting graftage part (14) being connected with described the first cutting graftage part (13) and the portion that connects and fixes (15) with master card button (151) being connected with described the second cutting graftage part (14), in described grafting fixed cover (2), have first slideway (21) suitable with described the first cutting graftage part (13) and with suitable the second slideway (22) in described the second cutting graftage part (14), in the periphery of described grafting fixed cover (2), be also provided with subcard button (23), when described pipe joint (1) inserts in described grafting fixed cover (2), described subcard button (23) connects and fixes with described master card button (151),
Between described the first cutting graftage part (13) and described the first slideway (21), be provided with expansion compensation cover (3);
Between described the first cutting graftage part (13) and described the second cutting graftage part (14), be provided with the first Sealing (4), described the second cutting graftage part (14) and described in connect and fix and between portion (15), be provided with the second Sealing (5).
2. a kind of pipe joint of hot water according to claim 1, it is characterized in that: the outer circumferential face of described the first cutting graftage part (13) is conical surface, and the direction by end to described the second cutting graftage part (14), the tangent plane circular diameter of described conical surface increases gradually, and the outer circumferential face of the shape of described the first slideway (21) and described the first cutting graftage part (13) is suitable.
3. a kind of pipe joint of hot water according to claim 2, it is characterized in that: on the periphery wall of described the first cutting graftage part (13), have annular groove, described expansion compensation cover (3) be arranged in described annular groove and the periphery wall of described expansion compensation cover (3) concordant with the periphery wall of described the first cutting graftage part (13).
4. a kind of pipe joint of hot water according to claim 1, it is characterized in that: the radially outwardly at least one guiding fin that is provided with on the periphery wall of described the second cutting graftage part (14), the suitable guiding groove of at least one and described guiding fin that described the second slideway (22) is recessed to form for described grafting fixed cover (2) inwall.
5. a kind of pipe joint of hot water according to claim 4, is characterized in that: described guiding fin is four to six, and described guiding fin is uniform along the circumferencial direction of described the second cutting graftage part (14).
6. a kind of pipe joint of hot water according to claim 4, it is characterized in that: when described pipe joint (1) inserts in described grafting fixed cover (2), described the first Sealing (4) is squeezed between the sidewall of described guiding fin and the sidewall of described guiding groove, connects and fixes between portion (15) and the end face of described grafting fixed cover (2) described in described the second Sealing (5) is squeezed in.
7. a kind of pipe joint of hot water according to claim 1, is characterized in that: the outer end of described threaded connection hole (12) is provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410291444.5A CN104019308A (en) | 2014-06-26 | 2014-06-26 | Hot water pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410291444.5A CN104019308A (en) | 2014-06-26 | 2014-06-26 | Hot water pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104019308A true CN104019308A (en) | 2014-09-03 |
Family
ID=51436211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410291444.5A Pending CN104019308A (en) | 2014-06-26 | 2014-06-26 | Hot water pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104019308A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017161859A1 (en) * | 2016-03-22 | 2017-09-28 | 佛山市美的清湖净水设备有限公司 | Water path component for water purifier and water purifier having water path component |
| CN110131507A (en) * | 2019-06-13 | 2019-08-16 | 弗兰科希管件系统（上海）有限公司 | Quick coupling and joint assembly |
| TWI711783B (en) * | 2018-08-24 | 2020-12-01 | 日商日東工器股份有限公司 | Pipe joint |
| CN112066104A (en) * | 2020-08-26 | 2020-12-11 | 新疆八一钢铁股份有限公司 | Anti-falling pipe joint |
| CN113531295A (en) * | 2021-07-29 | 2021-10-22 | 中国电建集团河南工程有限公司 | Auxiliary device and method for construction of large-diameter pipeline elbow heat-insulating layer |
| CN114151635A (en) * | 2021-11-08 | 2022-03-08 | 岚图汽车科技有限公司 | Pipeline connecting structure |
Citations (10)
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|---|---|---|---|---|
| DE3506206A1 (en) * | 1985-02-22 | 1986-09-04 | Rasmussen Gmbh, 6457 Maintal | Plug-in coupling for connecting a pipe end section to an end section of a hose or the like |
| JPH07269768A (en) * | 1994-03-31 | 1995-10-20 | Wada Stainless Kogyo Kk | Coupling structure |
| CN2618028Y (en) * | 2003-04-02 | 2004-05-26 | 汤尚彬 | Nylon tubular rapid joint for air brake system of vehicle |
| FR2850155A1 (en) * | 2003-01-16 | 2004-07-23 | Cf Gomma Spa | Degassing channel connection device for heat conducting circuit, has connection unit with clenching unit to fix pipe on degassing channel, and connection unit is made up of thermoplastic and molded on pipe by casting |
| US20040232696A1 (en) * | 2001-09-04 | 2004-11-25 | Maxime Andre | Pre-assembled sealing connection |
| US20050179258A1 (en) * | 2002-08-14 | 2005-08-18 | Josef Brandt | Plug-in coupling for fluid systems |
| DE102005019044A1 (en) * | 2005-04-23 | 2006-10-26 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Pipe coupling comprises socket and plug-in connector which are held together by hook on socket which fits into slot on connector and spring on socket which engages with shoulder on connector |
| KR20090116386A (en) * | 2008-05-07 | 2009-11-11 | 현대자동차주식회사 | Connector |
| CN203656394U (en) * | 2014-01-10 | 2014-06-18 | 浙江龙越管业有限公司 | Hot water pipe joint |
| CN204004957U (en) * | 2014-06-26 | 2014-12-10 | 段清莲 | A kind of pipe joint of hot water |
-
2014
- 2014-06-26 CN CN201410291444.5A patent/CN104019308A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3506206A1 (en) * | 1985-02-22 | 1986-09-04 | Rasmussen Gmbh, 6457 Maintal | Plug-in coupling for connecting a pipe end section to an end section of a hose or the like |
| DE3506206C2 (en) * | 1985-02-22 | 1987-07-30 | Rasmussen Gmbh, 6457 Maintal, De | |
| JPH07269768A (en) * | 1994-03-31 | 1995-10-20 | Wada Stainless Kogyo Kk | Coupling structure |
| US20040232696A1 (en) * | 2001-09-04 | 2004-11-25 | Maxime Andre | Pre-assembled sealing connection |
| US20050179258A1 (en) * | 2002-08-14 | 2005-08-18 | Josef Brandt | Plug-in coupling for fluid systems |
| FR2850155A1 (en) * | 2003-01-16 | 2004-07-23 | Cf Gomma Spa | Degassing channel connection device for heat conducting circuit, has connection unit with clenching unit to fix pipe on degassing channel, and connection unit is made up of thermoplastic and molded on pipe by casting |
| CN2618028Y (en) * | 2003-04-02 | 2004-05-26 | 汤尚彬 | Nylon tubular rapid joint for air brake system of vehicle |
| DE102005019044A1 (en) * | 2005-04-23 | 2006-10-26 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Pipe coupling comprises socket and plug-in connector which are held together by hook on socket which fits into slot on connector and spring on socket which engages with shoulder on connector |
| KR20090116386A (en) * | 2008-05-07 | 2009-11-11 | 현대자동차주식회사 | Connector |
| CN203656394U (en) * | 2014-01-10 | 2014-06-18 | 浙江龙越管业有限公司 | Hot water pipe joint |
| CN204004957U (en) * | 2014-06-26 | 2014-12-10 | 段清莲 | A kind of pipe joint of hot water |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017161859A1 (en) * | 2016-03-22 | 2017-09-28 | 佛山市美的清湖净水设备有限公司 | Water path component for water purifier and water purifier having water path component |
| TWI711783B (en) * | 2018-08-24 | 2020-12-01 | 日商日東工器股份有限公司 | Pipe joint |
| CN110131507A (en) * | 2019-06-13 | 2019-08-16 | 弗兰科希管件系统（上海）有限公司 | Quick coupling and joint assembly |
| CN112066104A (en) * | 2020-08-26 | 2020-12-11 | 新疆八一钢铁股份有限公司 | Anti-falling pipe joint |
| CN113531295A (en) * | 2021-07-29 | 2021-10-22 | 中国电建集团河南工程有限公司 | Auxiliary device and method for construction of large-diameter pipeline elbow heat-insulating layer |
| CN113531295B (en) * | 2021-07-29 | 2024-03-15 | 中国电建集团河南工程有限公司 | Auxiliary device and method for construction of large-caliber pipeline elbow heat-insulating layer |
| CN114151635A (en) * | 2021-11-08 | 2022-03-08 | 岚图汽车科技有限公司 | Pipeline connecting structure |
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| ASS | Succession or assignment of patent right |
Owner name: DUAN QINGLIAN Free format text: FORMER OWNER: LI JING Effective date: 20141104 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Duan Qinglian Inventor before: Li Jing |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI JING TO: DUAN QINGLIAN |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20141104 Address after: 075000 Zhangjiakou City, Hebei province Qiaodong District of Chahar Century Square East three floor B District No. 04 Applicant after: Duan Qinglian Address before: 075000, No. 2, building 4, 6, Jianguo Road, Qiaodong District, Hebei, Zhangjiakou, 201 Applicant before: Li Jing |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20140903 |