CN110388154A - A kind of handle open gate sealing element and preparation method thereof being installed on watertight door - Google Patents
A kind of handle open gate sealing element and preparation method thereof being installed on watertight door Download PDFInfo
- Publication number
- CN110388154A CN110388154A CN201910712670.9A CN201910712670A CN110388154A CN 110388154 A CN110388154 A CN 110388154A CN 201910712670 A CN201910712670 A CN 201910712670A CN 110388154 A CN110388154 A CN 110388154A
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- self
- lubricating bearing
- nut
- bearing
- handle
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- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims description 5
- 229910001369 Brass Inorganic materials 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 4
- 239000010951 brass Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000005461 lubrication Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005457 optimization Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/24—Arrangements of watertight doors in bulkheads
- B63B43/32—Arrangements of watertight doors in bulkheads of non-sliding type
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/02—Lubricating arrangements
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/10—Pins, sockets or sleeves; Removable pins
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/10—Pins, sockets or sleeves; Removable pins
- E05D5/14—Construction of sockets or sleeves
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/10—Pins, sockets or sleeves; Removable pins
- E05D2005/102—Pins
Abstract
The present invention provides a kind of handle open gate sealing element and preparation method thereof for being installed on watertight door.The handle open gate sealing element includes tight socket, handle axis, the first self-lubricating bearing, the second self-lubricating bearing and outside framework oil seal；The tight socket is hollow round tube, and the handle axis is cylindrical body, and handle axis is coaxially placed in tight socket；First self-lubricating bearing and the second self-lubricating bearing are flange bearing, and first self-lubricating bearing and the second self-lubricating bearing cover on handle axis, and the flange of the flange of the first self-lubricating bearing and the second self-lubricating bearing is opposite；Along being above provided with outside framework oil seal on first self-lubricating bearing, along being above also equipped with outside framework oil seal on second self-lubricating bearing.Handle open gate sealing element proposed by the present invention realizes the effect that rotation is flexible and sealing performance is excellent by the design and optimization of containment member.
Description
Technical field
The invention belongs to technical field of sealing technology, and in particular to a kind of rotatable parts of watertight door and preparation method thereof.
Background technique
Watertight door on ships is different with conventional door equipment, needs great compressive resistance and watertightness performance, Er Qieyao
Ask the watertight door when whole equipment tilts 15 ° that can close.
Existing watertight door is mostly the watertight door of parallel-moving type, and mostly metal is made, and opening and closing are more laborious, is had
The defect of malfunction, encounter endanger when, due to its special fixed structure, it will usually be in the presence of not opening,
It must can just be opened by the auxiliary of other function instrument.It is sliding that patent CN201220092639.3 discloses a kind of Hydraulic Drive in Vessel
Dynamic formula watertight door drives the watertight door slided on guide rail with oil cylinder, and the oil cylinder is connected by oil pipe with hydraulic power unit, described
Hydraulic power unit is connected by cable with gating device.The patented technology provides the driving force that door opens or closes with pump, although section
Manpower has been saved, but has resulted in the complexity and energy consumption rising of Ship Structure.
Using the watertight door of rotation opening and closing, it is necessary to install rotatable parts on door.The rotatable parts should guarantee door energy
It flexibly opens and closes, guarantees the watertightness performance and seawater corrosion resistance ability of watertight door entirety again.Because watertight door is at least heavy
Tens kilograms, so the high mechanical strength of rotatable parts is also prerequisite condition.
Utility model patent CN203823063U proposes a kind of Coal Pulverizing System of Thermal Power Plant sealing device for door shaft of air door.Door-hinge is close
Envelope seat is weldingly fixed on former door shaft of air door card orchid seat, elastic sealed body is filled in door shaft of air door sealing seat slot, by three groups
Sealing ring, oblique 45 degree of notch, bonding are sleeved on door-hinge, form multilayer labyrinth seal structure with elastic sealed body.Above-mentioned shows
The feature for thering is the sealing structure of technology to have installation complicated, and it is not particularly suited for the sealing of rotatable parts on watertight door.
Summary of the invention
In place of solving above-mentioned the deficiencies in the prior art, the present invention provides a kind of handle open gate for being installed on watertight door is close
Sealing.
A further object of the present invention is that the preparation method of the handle open gate sealing element of watertight door is installed on described in proposition.
Realize the technical solution of above-mentioned purpose of the present invention are as follows:
A kind of handle open gate sealing element being installed on watertight door, including tight socket, handle axis, the first self-lubricating bearing,
Second self-lubricating bearing and outside framework oil seal；
The tight socket is hollow round tube, and the handle axis is cylindrical body, and handle axis is coaxially placed in tight socket；
First self-lubricating bearing and the second self-lubricating bearing are flange bearing, first self-lubricating bearing and
Two self-lubricating bearings cover on handle axis, and the flange of the flange of the first self-lubricating bearing and the second self-lubricating bearing is opposite；
Along outside framework oil seal is above provided on first self-lubricating bearing, along upper on second self-lubricating bearing
It is provided with outside framework oil seal.
Wherein, the handle axis rises in one end where first self-lubricating bearing, at 30~35% position Yu Changdu
It is provided with protrusion, the flange of first self-lubricating bearing and the protrusion are affixed.
Wherein, the first self-lubricating bearing total height is 22~28mm, and the outer diameter of bearing main body is 20~22mm, flange
Outer diameter be 26~30mm.
Preferably, the second self-lubricating bearing total height is 19~21mm, and the outer diameter of bearing main body is 17~19mm, is turned over
The outer diameter on side is 24~26mm.
It is further preferred that the material of first self-lubricating bearing and the second self-lubricating bearing is that high-tensile strength brass adds stone
Ink.
Wherein, the tight socket is provided with internal screw thread by the part of two close end；In the first self-lubricating bearing housing
There is the first nut, first nut is provided with external screw thread, matches with the internal screw thread of described tight socket one end；Described
It is cased with the second nut outside two self-lubricating bearings, second nut is provided with external screw thread, in the tight socket other end
Screw thread matches.
A preferred technical solution of the present invention is that the outer diameter of first nut and the second nut is than the seal pipe
Big 6~the 10mm of outer diameter of seat.
For example, the outer diameter of tight socket is 35~40mm, 2~3mm of thickness of pipe wall, the outer diameter of the first nut and the second nut is
45~50mm.
Wherein, the height of first nut is 22~25mm, and the height of second nut is 18~20mm.
The preparation method of handle open gate sealing element of the present invention comprising:
Handle axis is coaxially placed in tight socket；
Mounting framework oil sealing, the grease up at outside framework oil seal；
First self-lubricating bearing and the second self-lubricating bearing are covered on handle axis,
Control handle axis axial gap is 0.4~0.6mm.
The preparation method, further comprises:
The first nut and the second nut are prepared, removes flash removed and acute angle, processes the internal diameter of the first nut with described first
Self-lubricating bearing cooperation；The internal diameter of the second nut is processed to cooperate with second self-lubricating bearing；
First nut and the second nut are installed, handle axis one end is made to stretch out the outer 2~3mm of the first nut, the handle axis other end
Stretch out the outer 2~3mm of the second nut.
The beneficial effects of the present invention are:
Handle open gate sealing element proposed by the present invention, the installation of the watertight door for rotary type, to rotate unlatching or pass
Close watertight door.It is mounted with that the watertight door of this handle open gate sealing element can be opened and closed with a hand rotation, improves operation spirit
Activity.
By the design and optimization of containment member, the effect that rotation is flexible and sealing performance is excellent is realized.
Detailed description of the invention
Fig. 1 is the front view of handle open gate sealing element of the present invention.
Fig. 2 is the side view of handle open gate sealing element of the present invention.
Fig. 3 is the cross-sectional view of handle open gate sealing element of the present invention.
Fig. 4 is the perspective view of the first self-lubricating bearing.
Fig. 5 is the cross-sectional view of the first self-lubricating bearing.
Fig. 6 is the cross-sectional view of the first nut.
The correspondence of component and number in figure are as follows:
Tight socket 1, the first nut 201, the second nut 202, the first self-lubricating bearing 301, the second self-lubricating bearing
302, outside framework oil seal 4, handle axis 5, protrusion 501.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
Embodiment 1
The present embodiment provides a kind of handle open gate sealing elements for being installed on watertight door.Referring to figure 1, figure 2 and figure 3, handle is logical
Gate seal includes tight socket 1, handle axis 5, the first self-lubricating bearing 301, the second self-lubricating bearing 302 and outside framework oil seal 4；
The tight socket 1 is hollow round tube, and the handle axis 5 is cylindrical body, and handle axis 5 is coaxially placed in tight socket
In 1；
First self-lubricating bearing 301 and the second self-lubricating bearing 302 are flange bearing, the first self-lubricating axis
It holds and is covered on handle axis 5 with the second self-lubricating bearing, and the flange and the second self-lubricating bearing of the first self-lubricating bearing 301
302 flange is opposite；Along outside framework oil seal 4 is above provided on first self-lubricating bearing, in the second self-lubricating axis
Along being above also equipped with outside framework oil seal on holding.
Referring to Fig. 3, the handle axis rises in one end where first self-lubricating bearing, 30~35% position Yu Changdu
Place is provided with protrusion 501, and the flange of first self-lubricating bearing and the protrusion are affixed.Dimensional parameters provided in this embodiment
Are as follows: handle axial length 155mm, protrusion 501 are located at 49mm.
Wherein, the first self-lubricating bearing total height is 22~28mm, and the outer diameter of bearing main body is 20~22mm, flange
Outer diameter be 26~30mm.The second self-lubricating bearing total height is 19~21mm, and the outer diameter of bearing main body is 17~19mm,
The outer diameter of flange is 24~26mm.Fig. 4 and Fig. 5 shows the legend of first self-lubricating bearing of the present embodiment: total height 25mm,
The outer diameter of bearing main body is 21mm, and internal diameter 15mm, the outer diameter of flange is 28mm, weight 0.04kg.The shape of second self-lubricating bearing
With the first self-lubricating bearing, but size is different: total height 20mm, and the outer diameter of bearing main body is 18mm, internal diameter 12mm, flange
Outer diameter is 25mm, weight 0.03kg.The material of first self-lubricating bearing and the second self-lubricating bearing is that high-tensile strength brass adds stone
Ink.
The tight socket 1 is provided with internal screw thread by the part of two close end；It is cased with outside first self-lubricating bearing 301
First nut 201, first nut are provided with external screw thread, match with the internal screw thread of described tight socket one end；Described
It is cased with the second nut 202 outside second self-lubricating bearing 302, second nut is provided with external screw thread, another with the tight socket
The internal screw thread of one end matches.
First nut and the second nut outer diameter (referring to fig. 2, outer diameter by nut it is diagonal between in terms of distance) compare
The outer diameter of the tight socket is big, and the outer diameter of the first nut and the second nut is 47mm, and the outer diameter of tight socket 1 is 38mm, pipe
Wall thickness 2.5mm.
The height of first nut is 22~25mm, and the height of second nut is 18~20mm.Fig. 6 shows this reality
Apply the schematic diagram of the first nut 201 of example: high 23mm, internal diameter 21mm, a height of 10mm of protrusion.The shape of second nut 202
Shape is with the first nut, but size is different: high 19mm, internal diameter 18mm, a height of 9mm of protrusion.
Embodiment 2
The present embodiment provides the preparation methods of handle open gate sealing element described in embodiment 1 comprising:
Handle axis is coaxially placed in tight socket；
Mounting framework oil sealing, the grease up at outside framework oil seal；
The first self-lubricating bearing and the second self-lubricating bearing are processed, surface roughness is 1.6；Described first is moistened certainly
Plain besring and the second self-lubricating bearing cover on handle axis,
Control handle axis axial gap is 0.5mm.
The first nut and the second nut are prepared, removes flash removed and acute angle, processes the internal diameter of the first nut with described first
Self-lubricating bearing cooperation；The internal diameter of the second nut is processed to cooperate with second self-lubricating bearing；Nut outer wall (not plus
The place of work screw thread) and the inner wall roughness of nut be 3.2；
First nut and the second nut are installed, handle axis one end is made to stretch out the outer 2mm of the first nut, the handle axis other end stretches out
The outer 2mm of second nut.
Other further include the operation such as flange, chamfering.
By the design and optimization of above-mentioned containment member, the effect that rotation is flexible and sealing performance is excellent is realized.
Embodiment 3
The present embodiment provides a kind of handle open gate sealing elements for being installed on watertight door.Handle open gate sealing element includes seal pipe
Seat 1, handle axis 5, the first self-lubricating bearing 301, the second self-lubricating bearing 302 and outside framework oil seal 4；
The tight socket 1 is hollow round tube, and the handle axis 5 is cylindrical body, and handle axis 5 is coaxially placed in tight socket
In 1；
First self-lubricating bearing 301 and the second self-lubricating bearing 302 are flange bearing, the first self-lubricating axis
It holds and is covered on handle axis 5 with the second self-lubricating bearing, and the flange and the second self-lubricating bearing of the first self-lubricating bearing 301
302 flange is opposite；Along outside framework oil seal 4 is above provided on first self-lubricating bearing, in the second self-lubricating axis
Along being above also equipped with outside framework oil seal on holding.
The handle axis rises in one end where first self-lubricating bearing, and Yu Changdu is provided at 30~35% position
Protrusion, the flange of first self-lubricating bearing and the protrusion are affixed.Dimensional parameters provided in this embodiment are as follows: handle axial length
160mm, protrusion are located at 51mm.
Wherein, the first self-lubricating bearing total height is 22~28mm, and the outer diameter of bearing main body is 20~22mm, flange
Outer diameter be 26~30mm.The second self-lubricating bearing total height is 19~21mm, and the outer diameter of bearing main body is 17~19mm,
The outer diameter of flange is 24~26mm.In the present embodiment, the first self-lubricating bearing total height is 26mm, and the outer diameter of bearing main body is
21mm, internal diameter 16mm, the outer diameter of flange are 28mm, weight 0.04kg.Same first self-lubricating bearing of the shape of second self-lubricating bearing,
But size is different: total height 20mm, and the outer diameter of bearing main body is 18mm, and internal diameter 12mm, the outer diameter of flange is 25mm, weight
0.03kg.The material of first self-lubricating bearing and the second self-lubricating bearing is that high-tensile strength brass adds graphite.
The tight socket 1 is provided with internal screw thread by the part of two close end；It is cased with outside first self-lubricating bearing 301
First nut 201, first nut are provided with external screw thread, match with the internal screw thread of described tight socket one end；Described
It is cased with the second nut 202 outside second self-lubricating bearing 302, second nut is provided with external screw thread, another with the tight socket
The internal screw thread of one end matches.
Outer diameter of the outer diameter of first nut and the second nut than the tight socket is big, the first nut and the second spiral shell
Female outer diameter is 49mm, and the outer diameter of tight socket 1 is 39mm, thickness of pipe wall 3mm.
The height of first nut is 22~25mm, and the height of second nut is 18~20mm.In the present embodiment,
First nut 201 high 23mm, internal diameter 21mm, a height of 10mm of protrusion.Same first nut of the shape of second nut 202, but
Size is different: high 19mm, internal diameter 18mm, a height of 9mm of protrusion.
Embodiment 4
The present embodiment provides the preparation methods of handle open gate sealing element described in embodiment 3 comprising:
Handle axis is coaxially placed in tight socket；
Mounting framework oil sealing, the grease up at outside framework oil seal；
The first self-lubricating bearing and the second self-lubricating bearing are processed, surface roughness is 1.6；Described first is moistened certainly
Plain besring and the second self-lubricating bearing cover on handle axis,
Control handle axis axial gap is 0.5mm.
The first nut and the second nut are prepared, removes flash removed and acute angle, processes the internal diameter of the first nut with described first
Self-lubricating bearing cooperation；The internal diameter of the second nut is processed to cooperate with second self-lubricating bearing；Nut outer wall (not plus
The place of work screw thread) and the inner wall roughness of nut be 3.2；
First nut and the second nut are installed, handle axis one end is made to stretch out the outer 3mm of the first nut, the handle axis other end stretches out
The outer 3mm of second nut.
Other further include the operation such as flange, chamfering.
By the design and optimization of above-mentioned containment member, the effect that rotation is flexible and sealing performance is excellent is realized.
Although above by embodiment, the present invention is described, however, it will be appreciated by those skilled in the art that without departing from
Under the premise of spirit of that invention and essence, to the improvement of the invention done, replacement and variant, protection model of the invention should belong to
In enclosing.
Claims (10)
1. a kind of handle open gate sealing element for being installed on watertight door, which is characterized in that certainly including tight socket, handle axis, first
Lubricate bearing, the second self-lubricating bearing and outside framework oil seal；
The tight socket is hollow round tube, and the handle axis is cylindrical body, and handle axis is coaxially placed in tight socket；
First self-lubricating bearing and the second self-lubricating bearing are flange bearing, and first self-lubricating bearing and second is certainly
Lubrication bearing covers on handle axis, and the flange of the flange of the first self-lubricating bearing and the second self-lubricating bearing is opposite；Institute
State the first self-lubricating bearing on along being above provided with outside framework oil seal, along being above also equipped with bone on second self-lubricating bearing
Frame oil sealing.
2. handle open gate sealing element according to claim 1, which is characterized in that the handle axis is in first self-lubricating
One end where bearing is risen, and protrusion, the flange of first self-lubricating bearing and institute are provided at 30~35% position Yu Changdu
Protrusion is stated to be affixed.
3. handle open gate sealing element according to claim 1, which is characterized in that the first self-lubricating bearing total height is
22~28mm, the outer diameter of bearing main body are 20~22mm, and the outer diameter of flange is 26~30mm.
4. handle open gate sealing element according to claim 1, which is characterized in that the second self-lubricating bearing total height is
19~21mm, the outer diameter of bearing main body are 17~19mm, and the outer diameter of flange is 24~26mm.
5. handle open gate sealing element according to claim 1, which is characterized in that first self-lubricating bearing and second is certainly
The material for lubricating bearing is that high-tensile strength brass adds graphite.
6. described in any item handle open gate sealing elements according to claim 1~5, which is characterized in that the tight socket is close
The part at both ends is provided with internal screw thread；The first nut is cased with outside first self-lubricating bearing, first nut is provided with
External screw thread is matched with the internal screw thread of described tight socket one end；The second nut, institute are cased with outside second self-lubricating bearing
It states the second nut and is provided with external screw thread, matched with the internal screw thread of the tight socket other end.
7. handle open gate sealing element according to claim 6, which is characterized in that first nut and the second nut it is outer
Diameter is 6~10mm bigger than the outer diameter of the tight socket.
8. handle open gate sealing element according to claim 6, which is characterized in that the height of first nut be 22~
25mm, the height of second nut are 18~20mm.
9. the preparation method of handle open gate sealing element according to any one of claims 1 to 8 characterized by comprising
Handle axis is coaxially placed in tight socket；
Mounting framework oil sealing, the grease up at outside framework oil seal；
First self-lubricating bearing and the second self-lubricating bearing are covered on handle axis,
Control handle axis axial gap is 0.4~0.6mm.
10. preparation method according to claim 9, which is characterized in that further include:
The first nut and the second nut are prepared, flash removed and acute angle are removed, processes the internal diameter of the first nut to moisten certainly with described first
Plain besring cooperation；The internal diameter of the second nut is processed to cooperate with second self-lubricating bearing；
First nut and the second nut are installed, handle axis one end is made to stretch out the outer 2~3mm of the first nut, the handle axis other end stretches out
Outer 2~the 3mm of second nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910712670.9A CN110388154A (en) | 2019-08-02 | 2019-08-02 | A kind of handle open gate sealing element and preparation method thereof being installed on watertight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910712670.9A CN110388154A (en) | 2019-08-02 | 2019-08-02 | A kind of handle open gate sealing element and preparation method thereof being installed on watertight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110388154A true CN110388154A (en) | 2019-10-29 |
Family
ID=68288192
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910712670.9A Pending CN110388154A (en) | 2019-08-02 | 2019-08-02 | A kind of handle open gate sealing element and preparation method thereof being installed on watertight door |
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| CN (1) | CN110388154A (en) |
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| CN207194621U (en) * | 2017-09-11 | 2018-04-06 | 江苏五晟科技股份有限公司 | A kind of ship door handle |
| CN210798599U (en) * | 2019-08-02 | 2020-06-19 | 沈阳铁能通讯智能技术有限公司 | Install in commentaries on classics of watertight door and lead to door sealing member |
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2019
- 2019-08-02 CN CN201910712670.9A patent/CN110388154A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030020240A1 (en) * | 2001-07-30 | 2003-01-30 | Kabushiki Kaisha Toyota Jidoshokki | Shaft seal device having shaft seal portions with good sealing and lubrication qualities |
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