CN105805477A - Tubing packer capable of rapidly implementing blocking - Google Patents
Tubing packer capable of rapidly implementing blocking Download PDFInfo
- Publication number
- CN105805477A CN105805477A CN201410833073.9A CN201410833073A CN105805477A CN 105805477 A CN105805477 A CN 105805477A CN 201410833073 A CN201410833073 A CN 201410833073A CN 105805477 A CN105805477 A CN 105805477A
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- China
- Prior art keywords
- arc
- sealing cover
- sealing lid
- motion bar
- block
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Abstract
The present invention discloses a tubing packer capable of rapidly implementing blocking. The tubing packer comprises a hollow hemispheric sealing cover and a push rod fixed at the bottom of the sealing cover; an annular expansion portion with the middle inwardly recessed is fixed on an outer edge of the sealing cover; a plurality of arc-shaped pieces are embedded into an outer wall of the sealing cover; the plurality of arc-shaped pieces are radially disposed in directions from the bottom of the sealing cover towards the outer circumference of the sealing cover; and the tail end of each arc-shaped piece is connected with an arc-shaped elastic metal block embedded in the recessed position of the expansion portion. Through self displacement changes of the hollow hemispheric sealing cover, air in a pipeline can be compressed and extruded, so that air pressure of the outside of the sealing cover is slightly greater than that of the inside of the sealing cover, the sealing cover can be fixed on an inner wall of the pipeline more stably, and the problem that a traditional blocking device is poor in practicability and inconvenient to use is solved.
Description
Technical field
The present invention relates to automobile manufacturing field, specifically refer to the tubing packer of a kind of quick realization closure.
Background technology
It is connected by oil pipeline between automotive oil tank with electromotor, but when there is equipment fault or needs to overhaul in electromotor, need to disconnect oil pipeline, namely the opening and closing of oil transportation is realized by switch valve, but owing to there is certain distance between fuel tank and electromotor, and there is also a certain amount of fluid in oil pipeline after switch valve cuts out, fluid easily causes the pollution of maintenance surrounding after leakage, and forms bigger waste；When carrying out tune-up, oil pipeline generally will block, in order to avoid staff opens pipeline in unwitting situation causes leakage, affect maintenance progress, be typically all when closure adopts the oil pipe end cap of coupling to seal in the past, but due to the poor sealing performance of end cap, uses inconvenience when installing with dismounting, and the pipeline of different-diameter needs the end cap of different-diameter to block, practicality is poor.
Summary of the invention
It is an object of the invention to provide the tubing packer of a kind of quick realization closure, solve conventional blocking device poor practicability, awkward problem.
The purpose of the present invention is achieved through the following technical solutions:
A kind of tubing packer of quick realization closure, sealing lid and being fixed on the push rod of close closure base portion including hollow hemisphere shape, the described outer eaves sealing lid is fixed with the expansion section of the ring-type that middle part caves inward, described expansion section is gum elastic, the outer wall sealing lid embeds multiple arc-like sheet, multiple described arc-like sheets point on the direction of its excircle radially along the bottom sealing lid, end at arc-like sheet is connected to the elastic metallic block of arc-shaped, and described elastic metallic block is embedded in the recess of expansion section；Also include arc block and the connecting plate of arc being attached thereto, the movable end of described connecting plate is provided with locating piece, the middle part of locating piece offers and the screw of push rod threaded engagement, and screw is concentric with the circle at arc block place, in described arc block, have that profile with it is identical and the loose slot of one end open, the motion bar of arc is slidably arranged in loose slot, and the external diameter roller more than loose slot opening is installed in one end of motion bar, the other end of motion bar is provided with fixing band, the movable end of fixing band is provided with buckle, and the card joint chair matched with buckle is installed in the end of arc block.
During work, arc block is arranged on the outer wall of pipeline, what adopt due to arc block and pipeline outer wall is localized contact, but not entirely wrap up contact, and then make the application be applicable to the pipeline of multiple different tube diameters, substantially increase practicality, and the present invention can install by tow sides, namely the fixed block being connected with the connecting plate of arc can either be placed in the inside of pipe plugging mouth, the outside of pipe plugging mouth can also be placed in, and remain that the center of screw is on the axis of pipeline, carry out placement is installed to sealing lid with the closure mouth according to different casts；When being fixed operation, pull fixing band that motion bar is slided in loose slot, and the roller diameter of motion bar end is more than the opening of loose slot, ensure the stable connection of motion bar and arc block, preventing motion bar from skidding off in loose slot, after the subject ontology of motion bar all skids off loose slot, artificial traction fixing band is wound around pipeline outer wall, until the card joint chair of the bayonet socket of fixing band movable end and arc block end cooperates fixing, and then realize installing；During use, the pushing ram and screw threaded engagement that cover will be sealed, and fixed block will be the pushing ram certain guiding of offer and supporting role, it is ensured that the stable advance of pushing ram, it is to avoid seal lid and phenomenon generations such as coming off in use occurs；
Wherein, when petroleum pipeline maintenance is changed, line up is needed to carry out blocking in order to avoid the liquid outflow of residual in turn results in waste in managing, often through installing in existing plugging structure, numerous and diverse operating process such as fixing and propelling could realize blocking function, and cannot realize its closure function for the plugging structure that the pipeline of different diameters is single；Prior art is made further improvement by the present invention, cover in the sealing in hollow hemisphere shape and be equipped with push rod, utilize to be arranged on and seal the ring-type expansion section that the middle part covered on outer eaves caves inward, utilize the good deformability of gum elastic, sealing lid is forced to move forward driving push rod, then expansion section stress produces deformation, namely the outermost end of expansion section bends to the excircle direction sealing lid, by being embedded in support force and the elastic force that the elastic metallic block of expansion section recess provides, coordinate expansion section self-deformation that inner-walls of duct produces extruding force radially, and then close closure body is tightly secured on inner-walls of duct；And the change in displacement that the sealing lid of hollow hemisphere shape is by himself, air in pipeline can be compressed exclusion, make to seal the bigger air pressure internal with sealing lid of the extraneous air pressure of lid, and then make to seal to cover and be more stably fixed on inner-walls of duct；And pointed to radiation on the sealing cover outer wall of its outer eaves by the bottom sealing lid and be embedded with multiple arc-like sheet, sealing lid body can be played the effect of reinforcement, to ensure to drive at push rod to seal the stability of close closure body when lid moves, solve conventional blocking device poor practicability, awkward problem.
Further, the curved inner wall of described elastic metallic block has multiple retraction slot, and multiple described retraction slot is parallel to each other.Described elastic metallic block is bending, in closure process, the main deformation to expansion section provides and supports and strengthen the squeezing effect to inner-walls of duct, but metal fatigue can be occurred to cause and be damaged at long-term use procedure Elastic metal derby, the present invention offers multiple retraction slot side by side at the sweep of elastic metallic block, and when expansion section Bending Deformation, by the gap adjustment between retraction slot and then the metal fatigue reducing elastic metallic block self, extend the service life of elastic metallic block.
Further, the cross section of described retraction slot is circular or oval.As preferably, the cross section of retraction slot is set to circle or ellipse, relative to existing rectangular channel or dovetail groove, eliminate the drift angle of rectangle or rhombus, there is no obvious summit, decrease the probability tearing retraction slot from summit, thus substantially increasing its service life, it is to avoid the elastic metallic block that in use procedure, inappropriate external force causes damages.
Further, the length of described motion bar and the length of loose slot are identical.The occupation mode of motion bar is identical with the use direction of arc block, all adopt the mode of localized contact, and the length of motion bar is identical with the length of loose slot, arc block is coordinated with the connection of motion bar and realizes slitless connection when contacting with pipeline outer wall, namely make between motion bar and arc block and pipeline outer wall contact tightr, preventing when sealing lid work, the contact area of motion bar and pipeline outer wall reduces, and makes its this body stress impaired after being subject to applied stress.
The present invention compared with prior art, has such advantages as and beneficial effect:
1, the sealing lid of the hollow hemisphere shape of the present invention change in displacement by himself, air in pipeline can be compressed exclusion, make to seal the bigger air pressure internal with sealing lid of the extraneous air pressure of lid, and then make to seal to cover and be more stably fixed on inner-walls of duct；And pointed to radiation on the sealing cover outer wall of its outer eaves by the bottom sealing lid and be embedded with multiple arc-like sheet, sealing lid body can be played the effect of reinforcement, to ensure to drive at push rod to seal the stability of close closure body when lid moves, solve conventional blocking device poor practicability, awkward problem；
2, the present invention offers multiple retraction slot side by side at the sweep of elastic metallic block, and when expansion section Bending Deformation, by the gap adjustment between retraction slot and then the metal fatigue reducing elastic metallic block self, extends the service life of elastic metallic block；
3, the occupation mode of the motion bar of the present invention is identical with the use direction of arc block, all adopt the mode of localized contact, and the length of motion bar is identical with the length of loose slot, arc block is coordinated with the connection of motion bar and realizes slitless connection when contacting with pipeline outer wall, namely make between motion bar and arc block and pipeline outer wall contact tightr, preventing when sealing lid work, the contact area of motion bar and pipeline outer wall reduces, and makes its this body stress impaired after being subject to applied stress.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the enlarged drawing at A place in Fig. 1；
Fig. 3 is the structural representation of arc block；
Labelling and corresponding parts title in accompanying drawing:
1-seals lid, 2-push rod, 3-arc-like sheet, 4-expansion section, 5-elastic metallic block, 6-retraction slot, 7-arc block, 8-fixing band, 9-motion bar, 10-loose slot, 11-locating piece, 12-screw, 13-buckle, 14-connecting plate, 15-roller, 16-card joint chair.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment and the explanation thereof of the present invention are only used for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, the present embodiment includes sealing lid 1 and being fixed on the push rod 2 sealed bottom lid 1 of hollow hemisphere shape, the described outer eaves sealing lid 1 is fixed with the expansion section 4 of the ring-type that middle part caves inward, described expansion section 4 is gum elastic, the outer wall sealing lid 1 embeds multiple arc-like sheet 3, multiple described arc-like sheets 3 point on the direction of its excircle radially along the bottom sealing lid 1, end at arc-like sheet 3 is connected to the elastic metallic block 5 of arc-shaped, and described elastic metallic block 5 is embedded in the recess of expansion section 4；Also include arc block 7 and the connecting plate 14 of arc being attached thereto, the movable end of described connecting plate 14 is provided with locating piece 11, the middle part of locating piece 11 offers and the screw 12 of push rod 2 threaded engagement, and screw 12 is concentric with the circle at arc block 7 place, in described arc block 7, have that profile with it is identical and the loose slot 10 of one end open, the motion bar 9 of arc is slidably arranged in loose slot 10, and the external diameter roller 15 more than loose slot 10 opening is installed in one end of motion bar 9, the other end of motion bar 9 is provided with fixing band 8, the movable end of fixing band 8 is provided with buckle 13, and the card joint chair 16 matched with buckle 13 is installed in the end of arc block 7；The curved inner wall of described elastic metallic block 5 has multiple retraction slot 6, and multiple described retraction slot 6 is parallel to each other.
When the present invention works, arc block 7 is arranged on the outer wall of pipeline, what adopt due to arc block 7 and pipeline outer wall is localized contact, but not entirely wrap up contact, and then make the application be applicable to the pipeline of multiple different tube diameters, substantially increase practicality, and the present invention can install by tow sides, namely the fixed block being connected with the connecting plate 14 of arc can either be placed in the inside of pipe plugging mouth, the outside of pipe plugging mouth can also be placed in, and remain that the center of screw 12 is on the axis of pipeline, carry out placement is installed to sealing lid 1 with the closure mouth according to different casts；When being fixed operation, pull fixing band 8 that motion bar 9 is slided in loose slot 10, and roller 15 diameter of motion bar 9 end is more than the opening of loose slot 10, ensure the stable connection of motion bar 9 and arc block 7, prevent motion bar 9 from skidding off in loose slot 10, after the subject ontology of motion bar 9 all skids off loose slot 10, artificial traction fixing band 8 is wound around pipeline outer wall, until the card joint chair 16 of the bayonet socket of fixing band 8 movable end and arc block 7 end cooperates fixing, and then realize installing；During use, push rod 2 and screw 12 threaded engagement at lid 1 top will be sealed, and locating piece 11 will provide certain guiding and supporting role for push rod 2, it is ensured that the stable advance of push rod 2, it is to avoid seal the phenomenons such as coming off in use occurs in lid 1 and occur；
Prior art is made further improvement by the present invention, in the sealing lid 1 of hollow hemisphere shape is equipped with push rod 2, utilize and be arranged on the ring-type expansion section 4 that the middle part sealed on lid 1 outer eaves caves inward, utilize the good deformability of gum elastic, sealing lid 1 is forced to move forward driving push rod 2, then expansion section 4 stress produces deformation, namely the outermost end of expansion section 4 bends to the excircle direction sealing lid 1, by being embedded in support force and the elastic force that the elastic metallic block 5 of expansion section 4 recess provides, coordinate expansion section 4 self-deformation that inner-walls of duct produces extruding force radially, and then sealing lid 1 body is tightly secured on inner-walls of duct；And 1 change in displacement by himself is covered in sealing of hollow hemisphere shape, air in pipeline can be compressed exclusion, make the bigger air pressure covered with sealing within 1 of air pressure sealing lid 1 external world, and then sealing lid 1 is stably fixed on inner-walls of duct more；And pointed to the sealing of its outer eaves by the bottom sealing lid 1 and cover 1 outer wall radiates and be embedded with multiple arc-like sheet 3, sealing lid 1 body can be played the effect of reinforcement, to ensure to drive at push rod 2 to seal the stability sealing lid 1 body when lid 1 moves, solve conventional blocking device poor practicability, awkward problem.
Wherein, described elastic metallic block 5 is in bending, in closure process, the main deformation to expansion section 4 provides and supports and strengthen the squeezing effect to inner-walls of duct, but metal fatigue can be occurred to cause and be damaged at long-term use procedure Elastic metal derby 5, the present invention offers multiple retraction slot 6 side by side at the sweep of elastic metallic block 5, and when expansion section 4 Bending Deformation, by the gap adjustment between retraction slot 6 and then the metal fatigue reducing elastic metallic block 5 self, extend the service life of elastic metallic block 5；
And the occupation mode of motion bar 9 is identical with the use direction of arc block 7, all adopt the mode of localized contact, and the length of motion bar 9 is identical with the length of loose slot 10, arc block 7 is coordinated with the connection of motion bar 9 and realizes slitless connection when contacting with pipeline outer wall, namely make between motion bar 9 and arc block 7 and pipeline outer wall contact tightr, prevent when sealing lid 1 work, the contact area of motion bar 9 and pipeline outer wall reduces, and makes its this body stress impaired after being subject to applied stress.
As preferably, the cross section of retraction slot 6 is set to circle or ellipse, relative to existing rectangular channel or dovetail groove, eliminate the drift angle of rectangle or rhombus, there is no obvious summit, decrease the probability tearing retraction slot 6 from summit, thus substantially increasing its service life, it is to avoid the elastic metallic block 5 that in use procedure, inappropriate external force causes damages.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (4)
1. the tubing packer of a quick realization closure, including the sealing lid (1) of hollow hemisphere shape and be fixed on the push rod (2) sealing lid (1) bottom, it is characterized in that: on the described outer eaves sealing lid (1), be fixed with the expansion section (4) of the ring-type that middle part caves inward, described expansion section (4) is gum elastic, the outer wall sealing lid (1) embeds multiple arc-like sheet (3), multiple described arc-like sheets (3) are pointed on the direction of its excircle radially along the bottom sealing lid, end at arc-like sheet (3) is connected to the elastic metallic block (5) of arc-shaped, and described elastic metallic block (5) is embedded in the recess of expansion section (4)；nullAlso include arc block (7) and the connecting plate (14) of arc being attached thereto，The movable end of described connecting plate (14) is provided with locating piece (11)，The middle part of locating piece (11) offers the screw (12) with push rod (2) threaded engagement，And screw (12) is concentric with the circle at arc block (7) place，In described arc block (7), have that profile with it is identical and the loose slot (10) of one end open，The motion bar (9) of arc is slidably arranged in loose slot (10)，And the external diameter roller (15) more than loose slot (10) opening is installed in one end of motion bar (9)，The other end of motion bar (9) is provided with fixing band (8)，The movable end of fixing band (8) is provided with buckle (13)，And the card joint chair (10) matched with buckle (13) is installed in the end of arc block (7).
2. the tubing packer of a kind of quick realization according to claim 1 closure, it is characterised in that: in the curved inner wall of described elastic metallic block (5), have multiple retraction slot (6), and multiple described retraction slot (6) is parallel to each other.
3. the tubing packer of a kind of quick realization according to claim 1 and 2 closure, it is characterised in that: the cross section of described retraction slot (6) is circular or oval.
4. the tubing packer of a kind of quick realization according to claim 1 closure, it is characterised in that: the length of described motion bar (9) is identical with the length of loose slot (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833073.9A CN105805477A (en) | 2014-12-29 | 2014-12-29 | Tubing packer capable of rapidly implementing blocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833073.9A CN105805477A (en) | 2014-12-29 | 2014-12-29 | Tubing packer capable of rapidly implementing blocking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105805477A true CN105805477A (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410833073.9A Pending CN105805477A (en) | 2014-12-29 | 2014-12-29 | Tubing packer capable of rapidly implementing blocking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105805477A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262957A (en) * | 2021-05-25 | 2021-08-17 | 天长市永泰密封材料有限公司 | Piston bulge scraping type sealant extruding cylinder |
| CN116357258A (en) * | 2023-03-08 | 2023-06-30 | 阜宁县宏达石化机械有限公司 | Petroleum pipe packer convenient to install |
-
2014
- 2014-12-29 CN CN201410833073.9A patent/CN105805477A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262957A (en) * | 2021-05-25 | 2021-08-17 | 天长市永泰密封材料有限公司 | Piston bulge scraping type sealant extruding cylinder |
| CN116357258A (en) * | 2023-03-08 | 2023-06-30 | 阜宁县宏达石化机械有限公司 | Petroleum pipe packer convenient to install |
| CN116357258B (en) * | 2023-03-08 | 2023-10-31 | 阜宁县宏达石化机械有限公司 | Petroleum pipe packer convenient to install |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160727 |
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| WD01 | Invention patent application deemed withdrawn after publication |