CN101670573B - Bearing plate opener - Google Patents
Bearing plate opener Download PDFInfo
- Publication number
- CN101670573B CN101670573B CN2009102062410A CN200910206241A CN101670573B CN 101670573 B CN101670573 B CN 101670573B CN 2009102062410 A CN2009102062410 A CN 2009102062410A CN 200910206241 A CN200910206241 A CN 200910206241A CN 101670573 B CN101670573 B CN 101670573B
- Authority
- CN
- China
- Prior art keywords
- bearing plate
- plate opener
- support bar
- locating piece
- opener
- 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
Links
Images
Abstract
The invention relates to a bearing plate opener. The bearing plate opener comprises an extending brace bar, the front end of the extending brace bar is provided with a roller and the rear end of the extending brace bar is provided with a handle, the extending brace bar is provided with a locating element, the bearing plate opener can easily open a bearing plate, can be used conveniently and can lighten labor intensity of an operator, the bearing plate opener and an oil storage tank are connected together by an earth wire, and the bearing plate opener and the oil storage tank are clamped on the same electric potential without potential difference, thus the bearing plate opener has good anti-explosion action and high safety; and a spiral protrusion is positioned in a recess between adjacent external threads on a bolt when a locating port of the locating block is matched with the bolt, thus the bearing plate opener can not damage the external threads of the bolt and is more reliable in use.
Description
Technical field
The present invention relates to a kind of instrument, specifically, relate to a kind of bearing plate opener that is used for opening bearing plate in the floating roof tank secondary seal, belong to mechanical field.
Background technology
In petrochemical industry, some large-scale oil storage equipment floating top formula oil storage tanks that adopt more, this floating top formula oil storage tank has once, secondary seal.The floating top formula oil storage tank structure of national Specification as shown in Figure 1; once sealing adopts the sealing of capsule formula; capsule formula once sealing mainly is to be foamed into the sealing cylinder 1 that the elastomer of multiple shape constitutes by Sponge or by polyamine fat; place between the tank skin 3 of floating top 2 and oil storage tank; be coated with the once sealing capsule 10 that macromolecular material is made around the sealing cylinder 1; floating top oil tank secondary seal system is the covering device in the technical increase of once sealing; comprise the bearing plate of making by plating heart photo zincography (or corrosion resistant plate) 4; the secondary oil air bound film 6 that slip rubber slab 5 that is processed by specific rubber and macromolecular material are made; slip rubber slab 5 is arranged on the top of bearing plate 4; secondary oil air bound film 6 is arranged on the inboard of bearing plate 4; secondary seal and once sealing constitute dual-seal; have anti-rainwater effect and once sealing is shielded; bearing plate 4 is installed along the periphery of jar; exert pressure and slip rubber slab 5 is pressed to tank skin 3 to slip rubber slab 5; make to form sealing between slip rubber slab 5 and the tank skin 3, on bearing plate 4, be provided with bolt 7 and be used for fixing connection slip rubber slab 5; secondary oil air bound film 6 and bearing plate 4.
Floating the normally in service of top formula oil storage tank, the frequent running status to oil storage tank of needs reaches once, secondary seal carries out examination and maintenance, and the gas concentration between once sealing capsule 10, the secondary oil air bound film 6 is detected.At present, when carrying out these work, owing to there is not special-purpose instrument, usually need the inspection personnel bearing plate 4 to be drawn back with hand, make bearing plate 4 drive slip rubber slab 5 and form certain distance, then checkout equipment is visited in the space between once sealing capsule 10, the secondary oil air bound film 6 and detected with tank skin 3.When checking and checking the duty of once sealing, also need its distance is drawn back bigger so that the inspection personnel checks that therefore, inspection personnel's labour intensity is very big, unusual effort, inconvenient operation, operating personnel are also injured easily.
Summary of the invention
The problem to be solved in the present invention is at above deficiency, and a kind of bearing plate opener with explosion-proof is provided, and uses bearing plate opener to open bearing plate, and esy to use, safe and reliable, stability is high, can effectively alleviate labor intensity of operating personnel.
For solving above technical problem, the technical solution adopted in the present invention is: a kind of bearing plate opener is characterized in that: described bearing plate opener comprises an expanded support bar, is provided with roller at the front end of expanded support bar, the rear end of expanded support bar is provided with handle, is provided with keeper on the expanded support bar.
A kind of concrete prioritization scheme of expanded support bar, described expanded support bar is an arch.
The prioritization scheme of keeper, described keeper comprises the bracing frame that is arranged on the expanded support rod rear end, and bracing frame is provided with locating piece, and this locating piece and bracing frame are rotatably connected.
The concrete prioritization scheme of locating piece, described locating piece are provided with a positioning port.
The concrete prioritization scheme of positioning port, the section of described positioning port is provided with projection.
The concrete prioritization scheme of projection, described projection are helical form.
The further optimization of technique scheme, the central axis of the pivot center of described roller and formed plane of the pivot center of locating piece and handle has an angle that has a down dip.
The further optimization of angle, described angle are 15-25 °.
The concrete prioritization scheme of technique scheme, described handle is threaded with the expanded support bar.
The concrete prioritization scheme of technique scheme, described expanded support bar is provided with earth connection, and earth connection uses the strand copper core to make, and roller uses red metal to make, and locating piece uses brass to make.
The present invention takes above technical scheme, compared with prior art has the following advantages:
1) use bearing plate opener to open bearing plate like a cork, easy to use, alleviated labor intensity of operating personnel.
2) position that contacts with oil storage tank in the bearing plate opener is made with metallic copper, wherein roller uses red metal to make, locating piece uses brass to make, earth connection uses soft strand copper core to make, and in use is not easy to produce electrostatic charge, utilizes earth connection that bearing plate opener and oil storage tank are linked together, bearing plate opener is clamped on identical current potential with oil storage tank, there is not potential difference between the two, has good explosion-proof, safe.
3) on the positioning port section of locating piece the helical form projection is set, when the positioning port of locating piece matched with bolt, the helical form projection so just can not damaged the external screw thread of bolt at the recess between the adjacent external screw thread on the bolt, uses more reliable.
4) central axis of formed plane of the pivot center of the pivot center of roller and locating piece and handle has an angle that has a down dip, when opening bearing plate, roller moves to the horizontal plane at pivot center place of locating piece when following, the expanded support bar contacts with the slip rubber slab, roller contacts with tank skin and the helical form projection contacts with bolt, form stable triangular support relation, stability is high.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Accompanying drawing 1 for floating top formula oil storage tank once, the structural representation of secondary seal;
Accompanying drawing 2 is the structural representation of bearing plate opener in the embodiment of the invention 1;
Accompanying drawing 3 is the structural representation of keeper in the embodiment of the invention 1;
Accompanying drawing 4 is the structural representation of locating piece in the embodiment of the invention 1;
Accompanying drawing 5 is the structural representation of roller in the embodiment of the invention;
Accompanying drawing 6 is for using the state diagram before bearing plate opener is opened;
Accompanying drawing 7 is for using the state diagram after bearing plate opener is opened;
Accompanying drawing 8 is the structural representation of keeper in the embodiment of the invention 2.
Among the figure,
1-seals cylinder, the floating top of 2-, 3-tank skin, 4-bearing plate, 5-slip rubber slab, 6-secondary oil air bound film, 7-bolt, 8-expanded support bar, the 9-roller, 10-once sealing capsule, 11-handle, 12-earth connection, the 13-crocodile clip, 14-left side bracing frame, the right bracing frame of 15-, 16-left side bearing pin, the right bearing pin of 17-, 18-locating piece, 19-positioning port, 20-projection, the 21-left socle, 22-right support, 23-rotating shaft, 24-locating notch.
The specific embodiment
Accompanying drawing 3 is the structural representation of keeper, accompanying drawing 4 is the structural representation of locating piece, keeper is included in the bracing frame of the bottom setting of expanded support bar 8 rear end platy structures, this bracing frame is made up of left bracing frame 14 and right bracing frame 15, left side bracing frame 14 is provided with left bearing pin 16, right bracing frame 15 is provided with right bearing pin 17, right bearing pin 17 and left bearing pin 16 coaxial settings, locating piece 18 is arranged between left bearing pin 16 and the right bearing pin 17, this locating piece 18 is that rotate at the center with the axis of left bearing pin 16 and right bearing pin 17, locating piece 18 uses brass to make, the centre position of this locating piece 18 is provided with a circular positioning port 19, has helical form projection 20 on the section of circular positioning port 19.
Accompanying drawing 5 is the structural representation of roller, be provided with left socle 21 and right support 22 with expanded support bar 8 one at the front end of expanded support bar 8, be provided with rotating shaft 23 between left socle 21 and the right support 22, roller 9 is arranged in the rotating shaft 23, roller 9 uses red metal to make, the pivot center of the pivot center of roller 9 and locating piece 18 be arranged in parallel, and the central axis of both formed planes and handle 11 has an angle theta that has a down dip, and this angle theta is 15 °.
During use, at first bearing plate opener is clamped down on the equipotential body of floating top formula oil storage tank by crocodile clip 13 and earth connection 12, bearing plate opener is clamped on identical current potential with oil storage tank, there is not potential difference between the two, positioning port 19 with locating piece 18 is enclosed within on the bolt 7 then, make the helical form projection 20 of positioning port 19 and the threads engaged of bolt 7, helical form projection 20 is at the recess between the adjacent thread on the bolt, so just can not damage the screw thread of bolt 7, and be the point of application with this bolt, its state is as shown in Figure 6.
Then handle 11 is upwards mentioned, expanded support bar 8 is rotating shaft with the pivot center of locating piece 18, under the effect of moment, do motion counterclockwise with roller 9, expanded support bar 8 struts bearing plate 4, at this moment, slip rubber slab 5 leaves tank skin 3 with bearing plate 4 motions, roller 9 moves to below the horizontal plane at pivot center place of locating piece 18, form the angle that has a down dip between formed plane of the pivot center of the pivot center of roller 9 and locating piece 18 and the horizontal plane, this angle is 15 °, the inside part of expanded support bar 8 contacts with the top of slip rubber slab 5, roller 9 contacts with tank skin 3 and helical form projection 20 contacts with bolt 7, form stable triangular support relation, its state diagram as shown in Figure 7.
Embodiment 2, accompanying drawing 8 is the structural representation of keeper, the keeper of bearing plate opener is included in the bracing frame of the bottom setting of expanded support bar 8 rear end platy structures, this bracing frame is made up of left bracing frame 14 and right bracing frame 15, left side bracing frame 14 is provided with left bearing pin 16, right bracing frame 15 is provided with right bearing pin 17, right bearing pin 17 and left bearing pin 16 coaxial settings, locating piece 18 is arranged between left bearing pin 16 and the right bearing pin 17, this locating piece 18 is that rotate at the center with the axis of left bearing pin 16 and right bearing pin 17, locating piece 18 uses brass to make, this locating piece 18 is provided with the locating notch 24 of an arc, this locating notch 24 is at first at intermediate open position one circular hole of locating piece 18, again circular hole is cut to that the edge of locating piece 18 forms, have helical form projection 20 on the section of locating notch 24, other structure of bearing plate opener is identical with the structure and the using method of bearing plate opener among the embodiment 1.
Among the above embodiment, the pivot center that can also roller and the formed plane of pivot center of locating piece and the angle between the handle 11 place horizontal planes are set to other angle values except that 15 ° between 15-25 °.
Claims (9)
1. bearing plate opener, comprise an expanded support bar (8), it is characterized in that: the front end of described expanded support bar (8) is provided with roller (9), the rear end of expanded support bar (8) is provided with handle (11), on expanded support bar (8), be provided with keeper, keeper comprises the bracing frame that is arranged on expanded support bar (8) rear end, and bracing frame is provided with locating piece (18), and this locating piece (18) is rotatably connected with bracing frame.
2. a kind of bearing plate opener as claimed in claim 1 is characterized in that: described expanded support bar (8) is an arch.
3. a kind of bearing plate opener as claimed in claim 1 or 2 is characterized in that: described locating piece (18) is provided with a positioning port (19).
4. a kind of bearing plate opener as claimed in claim 3 is characterized in that: the section of described positioning port (19) is provided with projection (20).
5. a kind of bearing plate opener as claimed in claim 4 is characterized in that: described projection (20) is a helical form.
6. a kind of bearing plate opener as claimed in claim 1 or 2 is characterized in that: the formed plane of pivot center of the pivot center of described roller (9) and locating piece (18) and the central axis of handle (11) have an angle that has a down dip.
7. a kind of bearing plate opener as claimed in claim 6 is characterized in that: described angle is 15-25 °.
8. a kind of bearing plate opener as claimed in claim 1 is characterized in that: described handle (11) is threaded with expanded support bar (8).
9. a kind of bearing plate opener as claimed in claim 1 or 2 is characterized in that: described expanded support bar (8) is provided with earth connection (12), and earth connection (12) uses the strand copper core to make, and roller (9) uses red metal to make, and locating piece (18) uses brass to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102062410A CN101670573B (en) | 2009-10-15 | 2009-10-15 | Bearing plate opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102062410A CN101670573B (en) | 2009-10-15 | 2009-10-15 | Bearing plate opener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101670573A CN101670573A (en) | 2010-03-17 |
| CN101670573B true CN101670573B (en) | 2011-05-18 |
Family
ID=42018099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102062410A Expired - Fee Related CN101670573B (en) | 2009-10-15 | 2009-10-15 | Bearing plate opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101670573B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027809A (en) * | 2019-03-28 | 2019-07-19 | 江苏德大石化科技有限公司 | A kind of rim space seal modules of storage tank |
| CN113815064B (en) * | 2021-10-19 | 2022-12-23 | 山东明川木业集团有限公司 | Plywood compaction device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2062765U (en) * | 1989-04-05 | 1990-09-26 | 黄云业 | Multistage centrifugal pump with double outlets |
| CN2164803Y (en) * | 1993-03-25 | 1994-05-18 | 吴岳嵩 | Spine steel sheet |
| CN2205784Y (en) * | 1994-09-29 | 1995-08-23 | 塞德却克公司 | Lever for bicycle tyre |
| CN2815891Y (en) * | 2005-05-11 | 2006-09-13 | 邓超凡 | Box opener |
| CN201268570Y (en) * | 2008-09-04 | 2009-07-08 | 广州文冲船厂有限责任公司 | Labor-saving crow bar |
-
2009
- 2009-10-15 CN CN2009102062410A patent/CN101670573B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2062765U (en) * | 1989-04-05 | 1990-09-26 | 黄云业 | Multistage centrifugal pump with double outlets |
| CN2164803Y (en) * | 1993-03-25 | 1994-05-18 | 吴岳嵩 | Spine steel sheet |
| CN2205784Y (en) * | 1994-09-29 | 1995-08-23 | 塞德却克公司 | Lever for bicycle tyre |
| CN2815891Y (en) * | 2005-05-11 | 2006-09-13 | 邓超凡 | Box opener |
| CN201268570Y (en) * | 2008-09-04 | 2009-07-08 | 广州文冲船厂有限责任公司 | Labor-saving crow bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101670573A (en) | 2010-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101670573B (en) | Bearing plate opener | |
| CN209190654U (en) | A kind of heat exchanger provision for disengagement by manhole cover | |
| CN201516595U (en) | Bearing plate opener | |
| CN205575381U (en) | Capsule anchor clamps anticreep device | |
| CN202308744U (en) | Fixing clamp used for cable welding of electric connector | |
| CN105645255A (en) | Small box clamp anti-shedding device | |
| CN113629635B (en) | Weather-resistant steel power transmission tower | |
| CN205852667U (en) | A kind of electric door lock locking closure handling instrument | |
| CN107658822A (en) | A kind of light-duty suspension clamp for electric line | |
| CN210286487U (en) | Hoisting device is used in iron bucket production | |
| CN209233382U (en) | A kind of architectural electricity construction fixed structure | |
| CN112327041A (en) | High-voltage electricity testing rod | |
| CN207994567U (en) | A kind of light-duty suspension clamp for electric line | |
| CN207750812U (en) | A kind of explosion-proof lamp being easily installed | |
| CN207835017U (en) | Rod chucking appliance on a kind of cable | |
| CN206768242U (en) | The electrolytic cell of piston type adjustable volume | |
| CN216870354U (en) | Photoacoustic spectroscopy principle-based on-line monitoring device for gas in transformer oil | |
| CN206382739U (en) | A kind of device of liaison tunnel supporting steel arch-shelf processing | |
| CN216343231U (en) | Device for improving verticality and tightness between square tubular columns | |
| CN205296499U (en) | Cooperation subassembly mechanism of hasp, bolt and steel construction | |
| CN204659432U (en) | A kind of cantilever shock absorption device | |
| CN218372550U (en) | Special taking-out tool for insulating sleeve of aluminum electrolytic cell | |
| CN205882556U (en) | A 35kV fusion tube assembly and disassembly tools for under hanging wire state | |
| CN218291689U (en) | Road guiding device convenient to remove | |
| CN205542445U (en) | High pressure brake pullrod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Han Fei Inventor after: Wu Deqi Inventor after: Yang Yang Inventor after: Ma Yinghua Inventor after: Han Feng Inventor after: Zhang Xiaodong Inventor after: Xing Yuqing Inventor after: Ma Ning Inventor after: Feng Xianqiang Inventor after: Han Qingzhi Inventor after: Han Qingpu Inventor after: Zhang Ruoyu Inventor before: Han Fei Inventor before: Fu Hansheng Inventor before: Yang Yang Inventor before: Ma Yinghua Inventor before: Han Feng Inventor before: Zhang Xiaodong Inventor before: Fu Tiecheng Inventor before: Ma Ning Inventor before: Feng Xianqiang Inventor before: Han Qingzhi Inventor before: Han Qingpu Inventor before: Zhang Ruoyu |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HAN FEI HAN FENG ZHANG XIAODONG FU TIECHENG MA NING FENG XIANQIANG HAN QINGZHI HAN QINGPU ZHANG RUOYU FU HANSHENG YANG YANG MA YINGHUA TO: HAN FEI HAN FENG ZHANG XIAODONG XING YUQING MA NING FENG XIANQIANG HAN QINGZHI HAN QINGPU ZHANG RUOYU WU DEQI YANG YANG MA YINGHUA |
|
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Han Fei Inventor after: Wu Deqi Inventor after: Yang Yang Inventor after: Ma Yinghua Inventor after: Han Feng Inventor after: Zhang Xiaodong Inventor after: Xing Yuqing Inventor after: Ma Ning Inventor after: Feng Xianqiang Inventor after: Han Qingzhi Inventor after: Han Qingpu Inventor after: Zhang Ruoyu Inventor before: Han Fei Inventor before: Wu Deqi Inventor before: Yang Yang Inventor before: Ma Yinghua Inventor before: Han Feng Inventor before: Zhang Xiaodong Inventor before: Xing Yuqing Inventor before: Ma Ning Inventor before: Feng Xianqiang Inventor before: Han Qingzhi Inventor before: Han Qingpu Inventor before: Zhang Ruoyu |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20121015 |