CN103912683A - Lock ring type fast-opening blind plate - Google Patents
Lock ring type fast-opening blind plate Download PDFInfo
- Publication number
- CN103912683A CN103912683A CN201410168903.0A CN201410168903A CN103912683A CN 103912683 A CN103912683 A CN 103912683A CN 201410168903 A CN201410168903 A CN 201410168903A CN 103912683 A CN103912683 A CN 103912683A
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- Prior art keywords
- lock
- opening
- ring
- blind
- dunnage
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- 210000002445 nipple Anatomy 0.000 claims description 24
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sewage (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses a lock ring type fast-opening blind plate. According to the technical scheme, the lock ring type fast-opening blind plate comprises a blind plate cover with a lock ring groove formed in the periphery, a barrel body pup joint with a ring-shaped groove formed in the inner wall, a door opening and closing mechanism which is connected with the barrel body pup joint, a handle with one end fixedly connected to the blind plate cover and the other end connected with the door opening and closing mechanism, a locking mechanism which is arranged on the blind plate cover and comprises a lock ring arranged in the lock ring groove, a supporting plate baffle which is fixed to the handle, a supporting plate which penetrates through the supporting plate baffle, a force increasing rod, a locking wrench which is connected with the force increasing rod, a limiting pin arranged on the supporting plate, and a limiting plate arranged between a movable end locking screw and a fixed end locking screw. One end of the locking wrench is connected with one end of the supporting plate through a connecting hinge pin, the other end of the locking wrench is connected with one end of the lock ring through the movable end locking screw, the other end of the supporting plate is connected with the other end of the lock ring through the fixed end locking screw, and the limiting plate and the blind plate cover are connected through an alarm rod. By means of the fast-opening blind plate, the functions of time saving and strength saving in the fast-opening process of the fast-opening blind plate are optimized, and the fast-opening blind plate is safe and easy and convenient to use.
Description
Technical field
The invention relates to pipeline and the storage tank fields such as oil, rock gas, chemical industry, is specifically related to a kind of lock-ring-type fast-opening blind for pipeline and storage tank.
Background technique
Fast-opening blind is the circular open for pressure piping and pressurized container, can realize a kind of mechanical device of quick opening and closing, it is the end cap of the bearing device such as opening and closing receiving ball tube, filter fast, also the blind flange on pipeline or the container of frequent switch in alternative oil refining, chemical industry, medical treatment, papermaking, national defence, water supply and sewage work.But still there are many deficiencys in the lock-ring-type fast-opening blind using at present, due to himself structural limitations, cannot make existing lock-ring-type fast-opening blind for the pipeline below opening DN300mm technically.Pipeline below opening DN300mm all adopts castellated and blind plate door clip form at present, if for desert or severe geographical environment, castellated and blind plate door clip form can often stop up because entering dust, causes blind plate door to open and takes the form of artificial destruction.
Summary of the invention
The problem the invention existing for prior art provides a kind of lock-ring-type fast-opening blind, this fast-opening blind has not only shortened the time of opening and closing, also guarantee that in using process, high safety is reliable, optimize fast-opening blind simultaneously and opened soon time saving and energy saving function, safe and easy and simple to handle, avoid the situation that causes blind plate door to open because of entering of dust in rugged environment, be particularly useful for pipeline below opening DN300mm or the opening of storage tank.
For achieving the above object, the technological scheme that the invention adopts is:
Lock-ring-type fast-opening blind, comprises
Blind plate lid, blind plate lid periphery is provided with lock ring groove;
Cylindrical shell pipe nipple, cylindrical shell pipe nipple inwall is provided with the circular groove corresponding with lock ring groove;
Door opening and closing mechanism, is fixedly connected with cylindrical shell pipe nipple;
Handle, one end is fixed in blind plate and covers, and the other end is connected with described door opening and closing mechanism;
Locking mechanism, is placed in blind plate and covers, and comprises and is placed in the lock ring in lock ring groove with opening slot and lockhole, is fixed on the dunnage baffle plate on handle, through the dunnage of dunnage baffle plate, extension lever, the locking wrench being connected with extension lever; One end of locking wrench is connected with one end of dunnage by connecting bearing pin, the other end is connected with one end of lock ring by moved end locking screw, the other end of dunnage is connected with the other end of lock ring by fixed end locking screw, be arranged on the position limit pin in dunnage, be arranged on the limiting board between moved end locking screw and fixed end locking screw, limiting board is connected by alert rod with blind plate lid.
Dunnage described in described lock-ring-type fast-opening blind is arc.
Door opening and closing mechanism described in described lock-ring-type fast-opening blind comprises slide hinge and hinge mobile mechanism, slide hinge and handle are affixed, hinge mobile mechanism and cylindrical shell pipe nipple are affixed, described slide hinge in described hinge mobile mechanism the mobile blind plate lid that drives with respect to the activity of cylindrical shell pipe nipple.
Hinge mobile mechanism described in described lock-ring-type fast-opening blind is slide way mechanism, and described slide hinge slides and rotation in described slide way mechanism.
Hinge mobile mechanism described in described lock-ring-type fast-opening blind is slideway mechanism, and described slide hinge replaces with roller, and described roller slides and rotates in described slideway.
Position limit pin described in described lock-ring-type fast-opening blind is placed between dunnage baffle plate and fixed end locking screw.
Lockhole described in described lock-ring-type fast-opening blind is waist-hole type.
In described lock-ring-type fast-opening blind, position limit pin guarantees that to the displacement distance of dunnage baffle plate the displacement distance that connects bearing pin exceedes the dead point forming by connecting bearing pin, moved end locking screw and fixed end locking screw.
The invention lock-ring-type fast-opening blind compared with prior art has following beneficial effect:
1, to change up blind plate structure simple for the invention lock ring type, convenient operation, compression and the resilience of the extension lever control lock ring by locking mechanism.
2, position limit pin guarantees that to the displacement distance of dunnage baffle plate the displacement distance that connects bearing pin exceedes the dead point forming by connecting bearing pin, moved end locking screw and fixed end locking screw, therefore, in the time opening blind plate, locking wrench can not drive extension lever bounce-back under the effect of lock ring, plays safety effect.
3, door opening and closing mechanism is arranged to have hinge mobile mechanism and slide hinge, slide hinge is done with respect to the vertical of cylindrical shell pipe nipple and is rotatablely moved in hinge mobile mechanism, pipeline below opening DN300mm or the opening of storage tank are installed the lock-ring-type fast-opening blind of the invention, are convenient to the smooth folding of blind plate lid and close.
4, because lockhole is made waist-hole type, the acting force arm of lock ring is increased, laborsaving while making extension lever open locking mechanism.
Accompanying drawing explanation
Fig. 1 is the structural representation of the invention lock-ring-type fast-opening blind.
Fig. 2 is Fig. 1 plan view.
Fig. 3 is Fig. 1 left view.
Fig. 4 is Figure 1A-A sectional view.
Fig. 5 is Figure 1B-B sectional view.
Partial structurtes schematic diagram when Fig. 6 the invention lock-ring-type fast-opening blind is opened.
Fig. 7 is the partial structurtes schematic diagram of the invention lock-ring-type fast-opening blind while closing.
Wherein, 1-cylindrical shell pipe nipple, 2-blind plate lid, 3-door opening and closing mechanism, 4-locking mechanism, 5-handle, 6-lock ring, 7-suspension ring, 8-plug screw, 9-alert rod, 10-seal ring, 31-slide hinge, 32-hinge mobile mechanism, 41-extension lever, 42-moved end locking screw, 43-fixed end locking screw, 44-connects bearing pin, 45-dunnage, 46-position limit pin, 47-limiting board, 48-dunnage baffle plate, 49-locking wrench, 61-lockhole, 62-opening slot.
Embodiment
As shown in Fig. 1-7, the invention lock-ring-type fast-opening blind comprises blind plate lid 2, cylindrical shell pipe nipple 1, locking mechanism 4, door opening and closing mechanism 3, handle 5, blind plate lid 2 peripheries are provided with lock ring groove, and cylindrical shell pipe nipple 1 inwall is provided with the circular groove corresponding with lock ring groove, between cylindrical shell pipe nipple 1 and blind plate lid 2, be provided with seal ring 10, door opening and closing mechanism 3 is fixedly connected with cylindrical shell pipe nipple 1, and handle 5 one end are fixed on blind plate lid 2, and the other end is connected with door opening and closing mechanism 3, locking mechanism 4 is placed on blind plate lid 2, comprise the lock ring 6 being placed in lock ring groove, lock ring 6 has opening slot 62 and lockhole 61, be fixed on the dunnage baffle plate 48 on handle 5, through the dunnage 45 of dunnage baffle plate 48, extension lever 41 is placed in locking wrench 49, one end of locking wrench 49 is connected with one end of dunnage 45 by connecting bearing pin 44, the other end of locking wrench 49 is connected with one end of lock ring 6 by moved end locking screw 42, the other end of dunnage 45 is connected with the other end of lock ring 6 by fixed end locking screw 43, be arranged on the position limit pin 46 in dunnage 45, preferably, dunnage 45 is arc, be placed in dunnage 45 inner sides and be placed in moved end locking screw 42 and fixed end locking screw 43 between limiting board 47, described limiting board 47 is connected by alert rod 9 with blind plate lid 2, between alert rod 9 and blind plate lid, be provided with seal ring.
The unfolding mode of blind plate lid 2 is for as shown in Figure 6, twisting alert rod 9 is separated limiting board 47 and blind plate lid 2, pull extension lever 41, drive dunnage 45 to move by locking wrench 49, moved end locking screw 42 is near fixed end locking screw 43, lock ring 6 is compressed, and now pulling handle 5, drives blind plate lid 2 to open.Door opening and closing mechanism 3 comprises slide hinge 31, hinge mobile mechanism 32 as shown in Figure 2, and slide hinge 31 is done vertical movement and the rotation with respect to cylindrical shell pipe nipple 1 in hinge mobile mechanism 32.Handle 5 drives slide hinge 31 to do with respect to 1 vertical motion of cylindrical shell pipe nipple along hinge mobile mechanism 32, after rotate, make the first perpendicular distal of blind plate lid 2 from after cylindrical shell pipe nipple 1 at Unscrew.Preferably, hinge mobile mechanism 32 is slide way mechanism, and slide way mechanism is fixed on cylindrical shell pipe nipple 1, and slide hinge 31 slides and rotation in slide way mechanism.
As shown in Figure 6, position limit pin 46 is placed between dunnage baffle plate 48 and fixed end locking screw 43, for limiting the moving position of dunnage 48.Position limit pin 46 guarantees that to the displacement distance of dunnage baffle plate 48 displacement distance that connects bearing pin 44 exceedes the dead point forming by connecting bearing pin 44, moved end locking screw 42 and fixed end locking screw 43, therefore, in the time opening blind plate, locking wrench can not rebound under the effect of lock ring, plays safety effect.
Lock ring 6 as shown in Fig. 6-7 in lock-ring-type fast-opening blind has opening slot 62 and lockhole 61, and lockhole 61 is preferably waist-hole type.
Preferably, the outer wall of cylindrical shell pipe nipple 1 is provided with suspension ring 7, is convenient to lift mobile this lock-ring-type fast-opening blind.
Preferably, the position corresponding with cylindrical shell pipe nipple inwall circular groove, the outer periphery of cylindrical shell pipe nipple 1 is provided with several screws, is provided with plug screw 8 on screw.This structure is in order to prevent that lock ring 6 from going wrong while being stuck between blind plate lid 2 and cylindrical shell pipe nipple 1, can effectively be adjusted to the lock ring 6 being placed in lock ring groove by this screw.
Above embodiment is only in order to the technological scheme of the invention to be described, but not is limited; Although the invention is had been described in detail with reference to previous embodiment, for the person of ordinary skill of the art, the technological scheme that still can record previous embodiment is modified, or part technical characteristics is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the invention technological scheme required for protection.
Claims (8)
1. lock-ring-type fast-opening blind, is characterized in that, comprises
Blind plate lid, blind plate lid periphery is provided with lock ring groove;
Cylindrical shell pipe nipple, cylindrical shell pipe nipple inwall is provided with the circular groove corresponding with lock ring groove;
Door opening and closing mechanism, is fixedly connected with cylindrical shell pipe nipple;
Handle, one end is fixed in blind plate and covers, and the other end is connected with described door opening and closing mechanism;
Locking mechanism, is placed in blind plate and covers, and comprises and is placed in the lock ring in lock ring groove with opening slot and lockhole, is fixed on the dunnage baffle plate on handle, through the dunnage of dunnage baffle plate, extension lever, the locking wrench being connected with extension lever; One end of locking wrench is connected with one end of dunnage by connecting bearing pin, the other end is connected with one end of lock ring by moved end locking screw, the other end of dunnage is connected with the other end of lock ring by fixed end locking screw, be arranged on the position limit pin in dunnage, be arranged on the limiting board between moved end locking screw and fixed end locking screw, limiting board is connected by alert rod with blind plate lid.
2. lock-ring-type fast-opening blind according to claim 1, is characterized in that, described dunnage is arc.
3. lock-ring-type fast-opening blind according to claim 1, it is characterized in that, described door opening and closing mechanism comprises slide hinge and hinge mobile mechanism, slide hinge and handle are affixed, hinge mobile mechanism and cylindrical shell pipe nipple are affixed, described slide hinge in described hinge mobile mechanism the mobile blind plate lid that drives with respect to the activity of cylindrical shell pipe nipple.
4. lock-ring-type fast-opening blind according to claim 3, is characterized in that, described hinge mobile mechanism is slide way mechanism, and described slide hinge slides and rotation in described slide way mechanism.
5. lock-ring-type fast-opening blind according to claim 3, is characterized in that, described hinge mobile mechanism is slideway mechanism, and described slide hinge replaces with roller, and described roller slides and rotates in described slideway.
6. according to the lock-ring-type fast-opening blind one of claim 1-5 Suo Shu, it is characterized in that, described position limit pin is placed between dunnage baffle plate and fixed end locking screw.
7. according to the lock-ring-type fast-opening blind one of claim 1-5 Suo Shu, it is characterized in that, described lockhole is waist-hole type.
8. according to the lock-ring-type fast-opening blind one of claim 1-5 Suo Shu, it is characterized in that, position limit pin guarantees that to the displacement distance of dunnage baffle plate the displacement distance that connects bearing pin exceedes the dead point forming by connecting bearing pin, moved end locking screw and fixed end locking screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168903.0A CN103912683B (en) | 2014-04-24 | 2014-04-24 | Lock-ring-type fast-opening blind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168903.0A CN103912683B (en) | 2014-04-24 | 2014-04-24 | Lock-ring-type fast-opening blind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103912683A true CN103912683A (en) | 2014-07-09 |
| CN103912683B CN103912683B (en) | 2016-03-30 |
Family
ID=51038578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410168903.0A Active CN103912683B (en) | 2014-04-24 | 2014-04-24 | Lock-ring-type fast-opening blind |
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| Country | Link |
|---|---|
| CN (1) | CN103912683B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402382A (en) * | 2016-12-12 | 2017-02-15 | 乐山川天燃气输配设备有限公司 | Accumulated water corrosion prevention blind plate capable of being quickly opened and closed |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4300597A (en) * | 1979-05-17 | 1981-11-17 | Gould Inc. | Dust cover assembly for quick disconnect coupling |
| CN1434910A (en) * | 2001-06-01 | 2003-08-06 | 热诺耶股份有限公司 | Fast opening and closing access door for pipes and contains |
| CN101038060A (en) * | 2007-04-24 | 2007-09-19 | 沈阳仪表科学研究院 | Lock band embedded quick-opening blind plate |
| CN201428800Y (en) * | 2009-06-08 | 2010-03-24 | 中国石油天然气管道局 | Fast open device |
| CN101725790A (en) * | 2008-10-16 | 2010-06-09 | 上海航天能源有限公司 | Locking mechanism of ring lock type fast-opening blind plate |
| CN201757174U (en) * | 2010-05-27 | 2011-03-09 | 沈阳永业实业有限公司 | Locking ring type quick opening blind plate |
| CN203823046U (en) * | 2014-04-24 | 2014-09-10 | 李柏逸 | Locking-ring quick-opening blind plate |
-
2014
- 2014-04-24 CN CN201410168903.0A patent/CN103912683B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4300597A (en) * | 1979-05-17 | 1981-11-17 | Gould Inc. | Dust cover assembly for quick disconnect coupling |
| CN1434910A (en) * | 2001-06-01 | 2003-08-06 | 热诺耶股份有限公司 | Fast opening and closing access door for pipes and contains |
| CN101038060A (en) * | 2007-04-24 | 2007-09-19 | 沈阳仪表科学研究院 | Lock band embedded quick-opening blind plate |
| CN101725790A (en) * | 2008-10-16 | 2010-06-09 | 上海航天能源有限公司 | Locking mechanism of ring lock type fast-opening blind plate |
| CN201428800Y (en) * | 2009-06-08 | 2010-03-24 | 中国石油天然气管道局 | Fast open device |
| CN201757174U (en) * | 2010-05-27 | 2011-03-09 | 沈阳永业实业有限公司 | Locking ring type quick opening blind plate |
| CN203823046U (en) * | 2014-04-24 | 2014-09-10 | 李柏逸 | Locking-ring quick-opening blind plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402382A (en) * | 2016-12-12 | 2017-02-15 | 乐山川天燃气输配设备有限公司 | Accumulated water corrosion prevention blind plate capable of being quickly opened and closed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103912683B (en) | 2016-03-30 |
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Effective date of registration: 20240423 Address after: 110174 No. 521-1, Lixiang village, Hunnan District, Shenyang City, Liaoning Province Patentee after: SHENYANG ENERGY TECHNOLOGY DEVELOPMENT Research Institute Country or region after: China Address before: Jiangxin Dry Cleaning Shop, No. 49 Kaixiang 1st Street, Dadong District, Shenyang City, Liaoning Province, 110000 Patentee before: Li Baiyi Country or region before: China |
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| TR01 | Transfer of patent right |