CN103470886A - Single-groove double-clamp pipeline clamp connection system - Google Patents
Single-groove double-clamp pipeline clamp connection system Download PDFInfo
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- CN103470886A CN103470886A CN2013103925264A CN201310392526A CN103470886A CN 103470886 A CN103470886 A CN 103470886A CN 2013103925264 A CN2013103925264 A CN 2013103925264A CN 201310392526 A CN201310392526 A CN 201310392526A CN 103470886 A CN103470886 A CN 103470886A
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Abstract
The invention discloses a single-groove double-clamp pipeline clamp connection system which comprises a connecting pipes and clamps for tightly connecting every two adjacent connecting pipes. The end of each connecting pipe is provided with a connecting end. The connecting end, close to a pipe orifice, of each connecting pipe is a large-diameter section. A groove is formed in the outer surface the large-diameter section tail end, away from the pipe orifice, of the connecting pipes, and one side, opposite to the large-diameter section, of the groove is a step. The connecting end face of each clamp is provided with a first protrusion and a second protrusion. A concave channel is formed between each first protrusion and each second protrusion, the concave channel is matched with the corresponding step of each connecting pipe, the first protrusion is matched with the groove of the connecting pipes. The clamps are connected in a locked manner through bolts. By the single groove, double clamping seal connection is achieved. In addition, convenience in construction is achieved, reliable pipeline connection is achieved, quite high medium pressure can be transmitted, large pipeline axial pull force can be borne, mounting, demounting and maintaining are facilitated.
Description
Technical field
The present invention relates to a kind of pipe connecting structure, relate in particular to a kind of pipeline clamp connected system of single groove double card structure.
Background technique
At present, in the connection of building water supply and fire protection pipeline, people can extensively adopt groove type clip to connect two connecting pipes.But, when the pressure medium of carrying when pipeline is very high, the reliability of traditional groove type clip connecting tube is just very low, when especially the trend of pipeline is broken line, traditional groove type clip connecting tube is easy de-pipe just.So people will design a kind of pair of groove clamping hoop, although two groove clamping hoop Placement can be avoided the problems referred to above, the processing of two groove clamping hoops is more difficult.
Summary of the invention
The deficiency existed for prior art, the object of the present invention is to provide a kind of pipeline clamp connected system of single groove double card structure, only having under the condition of one groove, realized that double card closes airtight connection, more for convenience, pipeline connects more reliable, can carry very high pressure medium in construction simultaneously, can bear very large pipeline axial pulling force, also be convenient to install, dismantle and maintenance.
Purpose of the present invention is achieved through the following technical solutions:
A kind of pipeline clamp connected system of single groove double card structure, comprise connecting pipe with for closely being connected the clip of two adjacent connecting pipes, the end of described connecting pipe has the connection end, the connection end of connecting pipe is the Large Diameter Pipeline section near mouth of pipe place, have groove at connecting pipe away from the outer tube surface of the Large Diameter Pipeline section end of the mouth of pipe, groove is step being positioned at the relative side of Large Diameter Pipeline section; Have first projection and second projection on the connecting end surface of described clip, between first projection and second projection, form groove, this groove matches with the step of connecting pipe, and the first projection matches with the groove of connecting pipe; Clip connects by bolt-locking.
In order to realize better the present invention, the first of described clip is protruding, second is protruding is two, the end be connected with a connecting pipe at clip is provided with a first projection and a second projection, and the other end be connected with another connecting pipe at clip is arranged with a first projection and a second projection; Be provided with the seal for pipe joints cavity between two first projections of clip, in this seal for pipe joints cavity, seal ring be installed.
As preferably, the whole rounded shape of described groove, along the outer tube surface setting of connecting pipe.
As preferably, the diameter of described step is identical with the diameter of Large Diameter Pipeline section.
The present invention compares than prior art, has the following advantages and beneficial effect:
(1) the present invention is only having under the condition of one groove, has realized that double card closes airtight connection, and construction simultaneously more for convenience, pipeline connects more reliable, can carry very high pressure medium, can bear very large pipeline axial pulling force, also be convenient to install, dismantle and maintenance.
(2) there are two first projections and two second projections on clip of the present invention, and connecting pipe is carried out to the improvement of formula, the groove that is positioned at the protruding connecting pipe be connected with this clip end of first of clip one end matches, and the groove of its this end of clip just in time cooperatively interacts with the step of connecting pipe.Each connecting pipe and clip connected place all adopt the twice protruding structure, and two-layer air-tight manner can be tackled the pressure medium of pipe interior smoothly.And be provided with the seal for pipe joints cavity at clip middle part, in this seal for pipe joints cavity, seal ring be installed, like this, two adjacent connecting pipes by clip connected after, two connecting pipes are better at the airtight performance of joint.
The accompanying drawing explanation
Fig. 1 is the plan view of clip while being connected with two connecting pipes;
The A-A that Fig. 2 is Fig. 1 is to sectional view.
Wherein, the corresponding name of the reference character in accompanying drawing is called:
The 1-connecting pipe, 2-clip, 3-bolt, the 4-seal ring, 5-groove, 6-seal section, 7-second projection, 8-first projection, the airtight end face of 9-, the 10-groove bottom, 11-step, 12-interior edge face, 13-seal for pipe joints cavity, 14-connects end, 141-Large Diameter Pipeline section, 101-the first connecting pipe, 102-the second connecting pipe.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment
As shown in Fig. 1～Fig. 2, a kind of pipeline clamp connected system of single groove double card structure, comprise connecting pipe 1 with for closely being connected the clip 2 of two adjacent connecting pipes 1, as shown in Figure 1, two adjacent connecting pipes 1 of the present embodiment are the first connecting pipe 101 and the second connecting pipe 102.The end of connecting pipe 1 has the end 14 of connection, the connection end 14 of connecting pipe 1 is Large Diameter Pipeline section 141 near mouth of pipe place, the seal section 6 that the appearance wall of Large Diameter Pipeline section 141 is whole connecting pipe 1, the first connecting pipe 101 with the second connecting pipe 102 after being connected by clip 2, and form seal structure at the seal section 6 of the first connecting pipe 101 and the second connecting pipe 102, guarantee the seal after two pipes connect.Have groove 5 at connecting pipe 1 away from the outer tube surface of Large Diameter Pipeline section 141 ends of the mouth of pipe, the whole rounded shape of the groove 5 of the present embodiment, along the outer tube surface setting of connecting pipe 1 (being groove 5 is arranged along the whole excircle of connecting pipe 1).Groove 5 is step 11 being positioned at the relative side of Large Diameter Pipeline section 141, and the step 11 of the present embodiment is arranged along the whole excircle of connecting pipe 1.
Have first projection 8 and second projection 7 on the connecting end surface of clip 2, first projection 8 plays most important airtight effect, and the end face of first projection 8 is airtight end face 9, and second projection 7 is interior edge face 12 with contacted of step 11.First projection 8 and second projection 7 are the circle ring column shape, form groove between first projection 8 and second projection 7, this groove matches with the step 11 of connecting pipe 1 (when the tight obvolvent connecting pipe 1 of clip 2 is outside, step 11 just in time is positioned at this groove, and step 11 mates mutually with shape, the size of groove; The interior edge face 12 of second projection 7 just in time with the exterior edge face close contact of step 11, to reach better sealing effect), first projection 8 matches with the groove 5 of connecting pipe 1 (when the tight obvolvent connecting pipe 1 of clip 2 is outside, first projection 8 just in time is positioned at the groove 5 of connecting pipe 1, and first projection 8 is mated mutually with shape, the size of groove 5; The groove bottom 10 of groove 5 just in time with airtight end face 9 close contacts of first projection 8, reach sealing effect preferably).Clip 2 connects by bolt 3 lockings, and during use, first connecting pipe 101 of the present embodiment and the connection end 14 of the second connecting pipe 102 are mutually close, and are connected by clip 2, and then by bolt 3 lockings.
As shown in Figure 1 and Figure 2, the first projection 8 of clip 2, second projection 7 are two, the end be connected with a connecting pipe 1 at clip 2 is provided with 8 and second projections 7 of a first projection, and the other end be connected with another connecting pipe 1 at clip 2 is arranged with 8 and second projections 7 of a first projection; Be provided with seal for pipe joints cavity 13 between two first projections 8 of clip 2, in this seal for pipe joints cavity 13, seal ring 4 be installed.
The diameter of above-mentioned step 11 is identical with the diameter of Large Diameter Pipeline section 141.
The working principle of the pipeline clamp connected system of the single groove double card of the present invention structure is as follows:
According to connecting pipe 1(the first connecting pipe 101 and the second connecting pipe 102) suitable clip 2 and the seal ring 4 of size Selection, at first seal ring 4 is enclosed within on the seal section 6 of adjacent two connecting pipe 1 joints (the present embodiment is on the first connecting pipe 101 and the second connecting pipe 102 seal section 6 separately), then by clip 2(clip 2 be two and become semi-circular shapes) be involutory on, and make clip 2 Zhong tetra-roads projections (8 and two second projections 7 of two first projections) respectively with the groove 5 of the first connecting pipe 101 and the second connecting pipe 102, step 11 matches, it is specific as follows: clip 2 matches (after cooperation with the groove 5 of the first connecting pipe 101 near the first projection 8 of the first connecting pipe 101, the groove bottom 10 of groove 5 just in time with airtight end face 9 close contacts of first projection 8), clip 2 matches (after cooperation with the step 11 of the first connecting pipe 101 near the groove of the first connecting pipe 101, the interior edge face 12 of the second projection 7 of nearly the first connecting pipe 101 of clip 2 just in time with the exterior edge face close contact of step 11), clip 2 matches (after cooperation with the groove 5 of the second connecting pipe 102 near the first projection 8 of the second connecting pipe 102, the groove bottom 10 of groove 5 just in time with airtight end face 9 close contacts of first projection 8), clip 2 near the groove of the second connecting pipes 102 with the step 11 of the second connecting pipe 102, match (after cooperation, the interior edge face 12 of the second projection 7 of nearly the second connecting pipe 102 of clip 2 just in time with the exterior edge face close contact of step 11).
Use bolt 3 that two clips 2 are coupled together, after the pressure medium of carrying in connecting pipe 1 reaches, the axial force produced by pressure medium can be combined closely with the groove bottom 10 of the groove 5 of two connecting pipes 1 the airtight end face 9 of clip 2 four road projections, and the interior edge face 12 of four road projections will be combined closely with the exterior edge face of step 11.Clip 2, with regard to two connecting pipes 1 of the airtight connection of energy, makes two connecting pipes 1 connect rear just as same integrated piping thus.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. the pipeline clamp connected system of a single groove double card structure, comprise connecting pipe (1) with for closely being connected the clip (2) of two adjacent connecting pipes (1), it is characterized in that: the end of described connecting pipe (1) has connection end (14), the connection end (14) of connecting pipe (1) is Large Diameter Pipeline section (141) near mouth of pipe place, have groove (5) at connecting pipe (1) away from the outer tube surface of Large Diameter Pipeline section (141) end of the mouth of pipe, groove (5) is step (11) being positioned at the relative side of Large Diameter Pipeline section (141); There is first projection (8) and second projection (7) on the connecting end surface of described clip (2), form groove between first projection (8) and second projection (7), this groove matches with the step (11) of connecting pipe (1), and first projection (8) matches with the groove (5) of connecting pipe (1); Clip (2) connects by bolt (3) locking.
2. according to the pipeline clamp connected system of single groove double card structure claimed in claim 1, it is characterized in that: first projection (8), the second projection (7) of described clip (2) are two, the end be connected with a connecting pipe (1) at clip (2) is provided with a first projection (8) and a second projection (7), and the other end be connected with another connecting pipe (1) at clip (2) is arranged with a first projection (8) and a second projection (7); Be provided with seal for pipe joints cavity (13) between two first projections (8) of clip (2), in this seal for pipe joints cavity (13), seal ring (4) be installed.
3. according to the pipeline clamp connected system of single groove double card structure claimed in claim 1, it is characterized in that: the whole rounded shape of described groove (5), along the outer tube surface setting of connecting pipe (1).
4. according to the pipeline clamp connected system of single groove double card structure claimed in claim 1, it is characterized in that: the diameter of described step (11) is identical with the diameter of Large Diameter Pipeline section (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392526.4A CN103470886B (en) | 2013-09-02 | 2013-09-02 | The pipeline clamp connected system of single groove double card structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392526.4A CN103470886B (en) | 2013-09-02 | 2013-09-02 | The pipeline clamp connected system of single groove double card structure |
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| Publication Number | Publication Date |
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| CN103470886A true CN103470886A (en) | 2013-12-25 |
| CN103470886B CN103470886B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310392526.4A Active CN103470886B (en) | 2013-09-02 | 2013-09-02 | The pipeline clamp connected system of single groove double card structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879580A (en) * | 2015-06-19 | 2015-09-02 | 李俊伟 | High pressure resistant leakage-proof metal sealing clamp hoop locking type large diameter pipeline connecting device |
| CN106439303A (en) * | 2016-10-28 | 2017-02-22 | 安徽华星消防设备(集团)有限公司 | Fire hydrant connecting structure |
| CN110081247A (en) * | 2019-05-17 | 2019-08-02 | 叶晓丹 | Yoke configurations are used in the connection of fire-fighting pipe fitting |
| CN110462271A (en) * | 2017-04-05 | 2019-11-15 | 株式会社Hi-Sten | Connector is used in pipe connection |
| CN110657290A (en) * | 2019-09-18 | 2020-01-07 | 大禹节水（天津）有限公司 | Clamp type annular pipe joint |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86202440U (en) * | 1986-04-12 | 1987-01-28 | 李修林 | Kind of short pipe of movable connection with dismounting and mounting clearance |
| EP1647507A2 (en) * | 2004-10-18 | 2006-04-19 | S.S.T.-Schüttguttechnik GmbH | Device for conveying solid materials in a pipe and device for connecting pipes |
| CN201672188U (en) * | 2010-05-10 | 2010-12-15 | 王莘 | Plastic lining steel pipe for groove connection |
| CN103115206A (en) * | 2013-03-05 | 2013-05-22 | 葛文宇 | Female-male buckle hoop connection method for pipeline |
| CN203703424U (en) * | 2013-09-02 | 2014-07-09 | 成都共同管业有限公司 | Pipeline hoop connection system adopting single-groove and double-clamping structure |
-
2013
- 2013-09-02 CN CN201310392526.4A patent/CN103470886B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86202440U (en) * | 1986-04-12 | 1987-01-28 | 李修林 | Kind of short pipe of movable connection with dismounting and mounting clearance |
| EP1647507A2 (en) * | 2004-10-18 | 2006-04-19 | S.S.T.-Schüttguttechnik GmbH | Device for conveying solid materials in a pipe and device for connecting pipes |
| CN201672188U (en) * | 2010-05-10 | 2010-12-15 | 王莘 | Plastic lining steel pipe for groove connection |
| CN103115206A (en) * | 2013-03-05 | 2013-05-22 | 葛文宇 | Female-male buckle hoop connection method for pipeline |
| CN203703424U (en) * | 2013-09-02 | 2014-07-09 | 成都共同管业有限公司 | Pipeline hoop connection system adopting single-groove and double-clamping structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879580A (en) * | 2015-06-19 | 2015-09-02 | 李俊伟 | High pressure resistant leakage-proof metal sealing clamp hoop locking type large diameter pipeline connecting device |
| CN106439303A (en) * | 2016-10-28 | 2017-02-22 | 安徽华星消防设备(集团)有限公司 | Fire hydrant connecting structure |
| CN110462271A (en) * | 2017-04-05 | 2019-11-15 | 株式会社Hi-Sten | Connector is used in pipe connection |
| CN110081247A (en) * | 2019-05-17 | 2019-08-02 | 叶晓丹 | Yoke configurations are used in the connection of fire-fighting pipe fitting |
| CN110657290A (en) * | 2019-09-18 | 2020-01-07 | 大禹节水（天津）有限公司 | Clamp type annular pipe joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103470886B (en) | 2016-01-20 |
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Address after: Wenjiang District 610000 of Sichuan city of Chengdu province Chengdu Strait science and Technology Industry Development Park Haike Road West No. 498 Patentee after: CHENGDU COMMON PIPE INDUSTRY GROUP CO., LTD. Address before: Wenjiang District 610000 of Sichuan city of Chengdu province Chengdu Strait science and Technology Industry Development Park Haike Road West No. 498 Patentee before: Chengdu Common Tube Industry Co., Ltd. |