CN204004957U - A kind of pipe joint of hot water - Google Patents
A kind of pipe joint of hot water Download PDFInfo
- Publication number
- CN204004957U CN204004957U CN201420345286.2U CN201420345286U CN204004957U CN 204004957 U CN204004957 U CN 204004957U CN 201420345286 U CN201420345286 U CN 201420345286U CN 204004957 U CN204004957 U CN 204004957U
- Authority
- CN
- China
- Prior art keywords
- cutting graftage
- graftage part
- pipe joint
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pipe joint of hot water, relate to pipe fitting joint technical field, for solving the problems such as existing pipe joint of hot water connection inconvenience, imprecision, design.What between the pipe joint of the pipe joint of hot water that the utility model provides 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.
Description
Technical field
The utility model relates to pipe fitting joint technical field, relates 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.
Model utility content
An object of the present utility model 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 utility model 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.
The beneficial effects of the utility model are:
What between the pipe joint of the pipe joint of hot water that the utility model provides 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 utility model embodiment 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 the technical solution of the utility model.
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 utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection domain of the present utility model.
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 |
|---|---|---|---|
| CN201420345286.2U CN204004957U (en) | 2014-06-26 | 2014-06-26 | A kind of pipe joint of hot water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345286.2U CN204004957U (en) | 2014-06-26 | 2014-06-26 | A kind of pipe joint of hot water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204004957U true CN204004957U (en) | 2014-12-10 |
Family
ID=52044960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420345286.2U Expired - Fee Related CN204004957U (en) | 2014-06-26 | 2014-06-26 | A kind of pipe joint of hot water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204004957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019308A (en) * | 2014-06-26 | 2014-09-03 | 李婧 | Hot water pipe joint |
| CN106764175A (en) * | 2016-12-27 | 2017-05-31 | 怀宁县鑫泰钢结构有限公司 | A kind of anti-dropout metal hose joint |
| CN110466587A (en) * | 2018-05-11 | 2019-11-19 | 明门瑞士股份有限公司 | Foldable handrail and baby carrying vehicle |
-
2014
- 2014-06-26 CN CN201420345286.2U patent/CN204004957U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019308A (en) * | 2014-06-26 | 2014-09-03 | 李婧 | Hot water pipe joint |
| CN106764175A (en) * | 2016-12-27 | 2017-05-31 | 怀宁县鑫泰钢结构有限公司 | A kind of anti-dropout metal hose joint |
| CN110466587A (en) * | 2018-05-11 | 2019-11-19 | 明门瑞士股份有限公司 | Foldable handrail and baby carrying vehicle |
| CN110466587B (en) * | 2018-05-11 | 2022-07-15 | 明门瑞士股份有限公司 | Foldable armrest and infant carrier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Ying Inventor before: Duan Qinglian |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151214 Address after: 230088, Anhui, Hefei province Shushan new industrial park, Begonia Road, Shushan 100 Pioneer Park, two floor Patentee after: Anhui Hengda Pipe Industry Co., Ltd. Address before: 075000 Zhangjiakou City, Hebei province Qiaodong District of Chahar Century Square East three floor B District No. 04 Patentee before: Duan Qinglian |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160626 |