CN204729797U - High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device - Google Patents
High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device Download PDFInfo
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- CN204729797U CN204729797U CN201520429427.3U CN201520429427U CN204729797U CN 204729797 U CN204729797 U CN 204729797U CN 201520429427 U CN201520429427 U CN 201520429427U CN 204729797 U CN204729797 U CN 204729797U
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- major diameter
- seal ring
- high pressure
- ring
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Abstract
High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device, the utility model belongs to major diameter fluid delivery pipeline connection set technical field, object is the non-refractory solving the existence of existing major diameter pipeline connection device rubber sealing device, working life is short, sealability is unstable, determine poor stability, maintenance and repair cost is large, the pressure born is little, installation requirement is harsh, and be not suitable for some special gas, the technical problem of the occasion of hydraulic seal, it comprises clip and bolt, wherein: it also comprises the seal arrangement be made up of two limited rings and a seal ring, described seal ring is located at the centre of seal arrangement, limited ring is located at the two ends of seal ring, described seal arrangement is located in the groove in the middle part of clip inner chamber.The utility model has good sealing effect, sealing is stablized, long service life, convenient for installation and maintenance, can be applicable to the harsh environment such as high temperature, high pressure, special media, the advantage that unlike material pipeline applicability is strong.
Description
Technical field
The utility model belongs to major diameter fluid delivery pipeline connection set technical field, is specifically related to a kind of high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device.
Background technique
In existing specialized fluids conveying technology, the interconnection technique of large-diameter pipeline, no matter be the conveying of high pressure pipe line fluid, middle pressure pipeline fluid conveying, low pressure pipeline fluid is carried, the welding process that old use is traditional or flange plate connection method, the outer interior anticorrosive coat of steel pipe all can be destroyed during welding, secondary corrosion prevention operation need be made, for preventing rosin joint from needing carrying out flaw detection in welding process, weld seam has slag inclusion, need during weld defects to do over again, to in-site installation, workman has higher requirements, need in construction to use a large amount of machine to guard against equipment, as: pipeline chamfering machine, arc welding machine, defectoscope etc., there is installation efficiency low, pipeline is not quick detachable, installation cost is high, the waste energy energy, befouling environment, the defect of maintenance maintenance difficulty.
Metal sealing pipeline connecting device of the prior art is mostly only for minor diameter pipeline.And major diameter pipeline connection device of the prior art adopts rubber sealing device mostly, rubber sealing device non-refractory, along with service time increase rubber sealing device gradually can aging, working life is short, rubber sealing device is easily scratched in installation process, easily cause the leakage of Cemented filling medium, poor stability, the pressure that rubber sealing device bears is little, installation requirement is harsh, and rubber sealing device is not suitable for the occasion of some special gas, hydraulic seal.
Summary of the invention
The purpose of this utility model solves non-refractory that existing major diameter pipeline connecting device rubber sealing device exists, working life is short, sealability is unstable, poor stability, maintenance and repair cost pressure that is large, that bear is little, installation requirement is harsh and is not suitable for the technical problem of occasion of some special gas, hydraulic seal, provides a kind of high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device, comprise clip and bolt, wherein: it also comprises the seal arrangement be made up of two limited rings and a seal ring, described seal ring is located at the centre of seal arrangement, limited ring is located at the two ends of seal ring, and described seal arrangement is located in the groove in the middle part of clip inner chamber; The middle part of described seal ring internal surface is provided with positive stop lug boss, the two ends of seal ring internal surface are provided with interior sealing cone, one end of described limited ring outer surface is provided with the external sealed conical surface matched with sealing cone in seal ring, the other end of limited ring outer surface is provided with the spacing conical surface matched with the clip recess conical surface, and the internal surface that limited ring is provided with external sealed conical surface one end is provided with antiseepage seam.
Described clip also comprises restraining groove, and restraining groove is located at the both sides of clip inner chamber central slot.
The restraining groove of described clip can replace with anti-slip tank, is provided with Anti-skid sheet in described anti-slip tank.
The internal surface of described Anti-skid sheet is provided with anti-skidding straight-tooth or helical teeth.
Because the utility model have employed technique scheme, solve the non-refractory that existing major diameter pipeline connection device rubber sealing device exists, working life is short, sealability is unstable, poor stability, maintenance and repair cost is large, the pressure born is little, installation requirement is harsh, and be not suitable for some special gas, the technical problem of the occasion of hydraulic seal, compared with background technique, the utility model has good sealing effect, sealing is stablized, long service life, convenient for installation and maintenance, high temperature can be applicable to, high pressure, the harsh environment such as special media, unlike material pipeline applicability is strong, and the advantage low to pipeline external surface smoothness requirements.
Accompanying drawing explanation
Fig. 1 is explosive view of the present utility model;
Fig. 2 is the first use installment state figure of the present utility model;
Fig. 3 is that another kind of the present utility model uses installment state figure;
Fig. 4 is the plan view of seal ring;
Fig. 5 is the B-B sectional view in Fig. 4;
Fig. 6 is the plan view of limited ring;
Fig. 7 is the C-C sectional view in Fig. 6;
Fig. 8 be a kind of clip plan view;
Fig. 9 is the stereogram of clip in Fig. 8;
Figure 10 is the plan view that in Fig. 8, clip is equipped with tread plate;
Figure 11 is the stereogram of helical teeth tread plate;
Figure 12 is the stereogram of straight-tooth tread plate;
Figure 13 is the plan view of another kind of clip;
Figure 14 is the stereogram of Figure 13;
In figure: 1---limited ring, 101---the external sealed conical surface, 102---the spacing conical surface, 103---antiseepage seam, 2---seal ring, 201---interior sealing cone, 202---positive stop lug boss, 3---clip, 301---groove, 302---anti-slip tank, 303---Anti-skid sheet, 304---restraining groove.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated:
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 4 ~ Figure 10 and Figure 12, high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device in the present embodiment, comprise clip 3 and bolt, wherein: it also comprises the seal arrangement be made up of two limited rings 1 and a seal ring 2, described seal ring 2 is located at the centre of seal arrangement, limited ring 1 is located at the two ends of seal ring 2, and described seal arrangement is located in the groove 301 in the middle part of clip 3 inner chamber, the middle part of described seal ring 2 internal surface is provided with positive stop lug boss 202, the two ends of seal ring 2 internal surface are provided with interior sealing cone 201, one end of described limited ring 1 outer surface is provided with the external sealed conical surface 101 matched with sealing cone in seal ring 201, the other end of limited ring 1 outer surface is provided with the spacing conical surface 102 matched with clip recess 301 conical surface, the internal surface that limited ring 1 is provided with the external sealed conical surface 101 one end is provided with antiseepage seam 103, described clip 3 also comprises anti-slip tank 302, anti-slip tank 302 is located at the both sides of clip 3 inner chamber central slot 301, and be provided with Anti-skid sheet 303 in described anti-slip tank 302, the internal surface of described Anti-skid sheet 303 is provided with anti-skidding straight-tooth, and the crown of straight-tooth is positioned at outside the internal surface of clip 3.。
Embodiment 2
As shown in Figure 1, Figure 2, shown in Fig. 5 ~ Fig. 9 and Figure 11, in the high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device in the present embodiment and embodiment 1, the difference of high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device is only that the straight-tooth on the internal surface of described Anti-skid sheet 303 is substituted by helical teeth.
The installation method of the high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device in embodiment 1 and embodiment 2 is as follows:
First limited ring 1 is sleeved on the connecting end of pipeline, then seal ring 2 is sleeved on conduit connection end, and fitted in the side of the mouth of pipe and seal ring 2 positive stop lug boss 202; With Manual pressure device, the external sealed conical surface 101 one end of limited ring 1 is compressed into seal ring 2 completely, such that limited ring 1 is provided with one end distortion of the external sealed conical surface 101, the step of limited ring 1 antiseepage seam 103 root inserts pipeline outer surface completely, the internal surface of limited ring 1 antiseepage seam 103 completely and the laminating of pipeline outer surface; Pause by Manual pressure device pressure release after one minute, and take out seal ring 2.The pipeline two being installed limited ring 1 is set in together by seal ring 2, and locks two clips 3 by locking member, till the Anti-skid sheet 303 in clip 3 and pipeline outer surface are fitted.
Clip 3 in embodiment 1 and embodiment 2 bears pipeline pulling force; and ensure that in seal arrangement, two limited rings 1 and seal ring 2 relative position are constant; abundant clip 3 can be intact protection seal arrangement, and abundant clip 3 makes the intensity of line connection greatly improve.
Embodiment 3
As shown in Fig. 1, Fig. 3, Fig. 4 ~ Fig. 7, Figure 13 and Figure 14, high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device in the present embodiment, comprise clip 3 and bolt, wherein: it also comprises the seal arrangement be made up of two limited rings 1 and a seal ring 2, described seal ring 2 is located at the centre of seal arrangement, limited ring 1 is located at the two ends of seal ring 2, and described seal arrangement is located in the groove 301 in the middle part of clip 3 inner chamber; The middle part of described seal ring 2 internal surface is provided with positive stop lug boss 202, the two ends of seal ring 2 internal surface are provided with interior sealing cone 201, one end of described limited ring 1 outer surface is provided with the external sealed conical surface 101 matched with sealing cone in seal ring 201, the other end of limited ring 1 outer surface is provided with the spacing conical surface 102 matched with clip recess 301 conical surface, and the internal surface that limited ring 1 is provided with the external sealed conical surface 101 one end is provided with antiseepage seam 103.Described clip 3 also comprises restraining groove 304, and restraining groove 304 is located at the both sides of clip 3 inner chamber central slot 301.
The installation method of the high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device in the present embodiment is as follows:
In a pre-installation, first arrange installation fixing lug boss at the connecting end of pipeline, installation fixing lug boss is identical with restraining groove 304 shape, and it is highly less than the degree of depth of restraining groove 304.During installation, first limited ring 1 is sleeved on the connecting end of pipeline, then seal ring 2 is sleeved on conduit connection end, and fitted in the side of the mouth of pipe and seal ring 2 positive stop lug boss 202; With Manual pressure device, the external sealed conical surface 101 one end of limited ring 1 is compressed into seal ring 2 completely, such that limited ring 1 is provided with one end distortion of the external sealed conical surface 101, the step of limited ring 1 antiseepage seam 103 root inserts pipeline outer surface completely, the internal surface of limited ring 1 antiseepage seam 103 completely and the laminating of pipeline outer surface; Pause by Manual pressure device pressure release after one minute, and take out seal ring 2.The pipeline two being installed limited ring 1 is set in together by seal ring 2, and locks two clips 3 by locking member.
Clip 3 in the present embodiment bears pipeline pulling force; and ensure that in seal arrangement, two limited rings 1 and seal ring 2 relative position are constant; abundant clip 3 can be intact protection seal arrangement, and abundant clip 3 makes the intensity of line connection greatly improve.
Claims (4)
1. high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device, comprise clip (3) and bolt, it is characterized in that: it also comprises the seal arrangement be made up of two limited rings (1) and a seal ring (2), described seal ring (2) is located at the centre of seal arrangement, limited ring (1) is located at the two ends of seal ring (2), and described seal arrangement is located in the groove (301) in the middle part of clip (3) inner chamber; The middle part of described seal ring (2) internal surface is provided with positive stop lug boss (202), the two ends of seal ring (2) internal surface are provided with interior sealing cone (201), one end of described limited ring (1) outer surface is provided with the external sealed conical surface (101) matched with sealing cone in seal ring (201), the other end of limited ring (1) outer surface is provided with the spacing conical surface (102) matched with clip recess (301) conical surface, and the internal surface that limited ring (1) is provided with the external sealed conical surface (101) one end is provided with antiseepage seam (103).
2. high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device according to claim 1, it is characterized in that: described clip (3) also comprises restraining groove (304), restraining groove (304) is located at the both sides of clip (3) inner chamber central slot (301).
3. high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device according to claim 2, it is characterized in that: the restraining groove (304) of described clip (3) can use anti-slip tank (302) to replace, and is provided with Anti-skid sheet (303) in described anti-slip tank (302).
4. high pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device according to claim 3, is characterized in that: the internal surface of described Anti-skid sheet (303) is provided with anti-skidding straight-tooth or helical teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520429427.3U CN204729797U (en) | 2015-06-19 | 2015-06-19 | High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520429427.3U CN204729797U (en) | 2015-06-19 | 2015-06-19 | High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device |
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| CN204729797U true CN204729797U (en) | 2015-10-28 |
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| CN201520429427.3U Active CN204729797U (en) | 2015-06-19 | 2015-06-19 | High pressure resistant leakage proof metal sealing locked clip device formula major diameter pipeline connecting device |
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Cited By (1)
| 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 |
-
2015
- 2015-06-19 CN CN201520429427.3U patent/CN204729797U/en active Active
Cited By (1)
| 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 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |