CN205173464U - Automatic locking device of cover of overhead tank - Google Patents
Automatic locking device of cover of overhead tank Download PDFInfo
- Publication number
- CN205173464U CN205173464U CN201521003691.7U CN201521003691U CN205173464U CN 205173464 U CN205173464 U CN 205173464U CN 201521003691 U CN201521003691 U CN 201521003691U CN 205173464 U CN205173464 U CN 205173464U
- Authority
- CN
- China
- Prior art keywords
- cover
- locking device
- driving
- tapered wedges
- driving ring
- 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.)
- Withdrawn - After Issue
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model belongs to the technical field of the overhead tank, relate to automatic locking device of cover of overhead tank, including the jar body and the cover of lid on jar body opening of overhead tank, to be provided with be the fixing base more than three at the circumference interval on the outer wall of jar body opening part, and the articulated portion at locking piece middle part hinges on the fixing base through the articulated shaft, and the upside of locking piece has latch hook, downside to have the actuating arm, and the downside of actuating arm is provided with the power device drive and reciprocates and the driving ring of suit on the overhead tank outer wall, is provided with the drive actuating arm on the driving ring around articulated shaft pivoted tapered wedge, the cover lid is the lagging on the opening of the jar body and on power device drive driving ring and the tapered wedge, and tapered wedge drive actuating arm rotates the latch hook chucking that makes the locking piece and realizes the automatic locking of jar body and cover at the upper surface of cover, and the advantage is: jar body and the automatic locking of cover, and the closure is stable good, small friction, the jar that is applicable to small -size pressure vessel personally experience sth. Part of the body and the cover between automatic locking device.
Description
Technical field
The utility model belongs to pressurized tank technical field, refers in particular to a kind of cover forced locking device of pressurized tank.
Background technique
At present, general pressurized tank and the Placement of cover, one is adopt flange plate and bolt to connect, and its deficiency is that switch cover is wasted time and energy, and be applicable to connection when pressurized tank and cover are infrequently opened, its deficiency is that switch cover is wasted time and energy; Two is adopt hinged screw rod on pressurized tank, and rotary screw to the opening slot of cover screws with nut; Three is adopt rotation cover to make the uniform arc-shaped gear of circumference on pressurized tank tank mouth and cover mutually be engaged and lock cover, and its deficiency is that switch cover is wasted time and energy, and is applicable to the pressurized tank of larger pressure.
Summary of the invention
The purpose of this utility model is to provide a kind of cover forced locking device of pressurized tank.
The purpose of this utility model is achieved in that
The cover forced locking device of pressurized tank, the tank body comprising pressurized tank and the cover covered on tank body opening, on the outer wall of tank body opening, circumference is arranged at intervals with is the fixed base of more than three, articulated section in the middle part of lock dog is hinged on fixed base by hinging shaft, there is latch hook the upside of lock dog, there is driving arm downside, the downside of driving arm is provided with power plant driving and moves up and down and be sleeved on the driving ring on tank wall, driving ring is provided with the tapered wedges driving driving arm to rotate around hinging shaft; Cover covers on the opening of tank body and after power plant drive driving ring and tapered wedges move, tapered wedges drives driving arm to rotate the upper surface making the latch hook of lock dog be clamped on cover and realizes tank body and cover auto lock.
Above-mentioned driving arm is hinged with the roller that can roll on tapered wedges or bearing or the roller with bearing.
Above-mentioned lock dog and the tapered wedges of correspondence thereof have 3-10 respectively.
Above-mentioned lock dog and the tapered wedges of correspondence thereof have 6-8 respectively.
Above-mentioned power plant are cylinder or motor.
Above-mentioned cylinder has two or more and circumference is distributed on the outside of tank body, and the cylinder base of cylinder is arranged in the mounting base of tank body, and the piston rod apical grafting of cylinder is on described driving ring.
The corresponding pilot hole being provided with more than three on above-mentioned driving ring and cover, is arranged on the corresponding pilot hole passed on driving ring and cover of guide rod in the mounting base of tank body, driving ring and cover can be slided up and down along guide rod.
The top of above-mentioned guide rod is fixed on crossbeam, is provided with the helium extension spring of balance cover weight between crossbeam and cover.
The Returnning spring that the latch hook of lock dog is opened automatically is provided with between the outer wall of above-mentioned tank body and the driving arm of lock dog.
The concrete structure of above-mentioned tapered wedges is: the both sides of tapered wedges main body are provided with the lug be arranged on driving ring, the intilted oblique drive surface in upside is arranged at the top of the middle part outer side wall of tapered wedges main body, vertical drive surface is arranged at bottom, hinged roller or bearing or can slide in oblique drive surface with vertical drive surface with the roller of bearing on driving arm or driving arm.
The utility model gives prominence to compared to existing technology and useful technique effect is:
1, the utility model drives the driving arm that moves up and down and then drive of driving ring and tapered wedges to rotate around hinging shaft by power plant, the upper surface making the latch hook of lock dog be clamped on cover realizes tank body and cover auto lock, sealed action is simple, quick, sealed power is even, sealed fastness and good stability.
2, the oblique drive surface on the top of tapered wedges main body of the present utility model be convenient to lock dog acceleration rotate implement sealed, the drive surface of lower vertical, be convenient to sealed between tank body and cover after locking, can not because of driving ring and small the moving up and down and cause sealed inefficacy, the good stability after locking of tapered wedges.
3, hinged on the driving arm of the present utility model roller that can roll on tapered wedges or bearing or the roller with bearing, can reduce the frictional force of driving arm and tapered wedges, be conducive to sealed or remove carrying out smoothly of sealed action.
4, the utility model is applicable to the forced locking device between the tank body of the pressurized tank of small pressure container and cover.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present utility model.
Fig. 2 of the present utility modelly removes the schematic perspective view after part accessory.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, see Fig. 1-Fig. 2:
The cover forced locking device of pressurized tank, the tank body 11 comprising pressurized tank and the cover 20 covered on tank body 11 opening, on the outer wall of tank body 11 opening, circumference is arranged at intervals with is the fixed base 23 of more than three, articulated section in the middle part of lock dog 16 is hinged on fixed base 23 by hinging shaft 24, there is latch hook 22 upside of lock dog 16, there is driving arm 25 downside, the latch hook 22 of lock dog 16 is integral type structure with the articulated section at driving arm 25 and middle part, the downside of driving arm 25 is provided with power plant driving and moves up and down and be sleeved on the driving ring 13 on tank body 11 outer wall, driving ring 13 is provided with the tapered wedges 14 driving driving arm 25 to rotate around hinging shaft 24, cover 20 covers on the opening of tank body 11 and after power plant drive driving ring 13 and tapered wedges 14 move, tapered wedges 14 drives driving arm 25 to rotate the upper surface making the latch hook 22 of lock dog 16 be clamped on cover 20 and realizes tank body 11 and cover 20 auto lock.
Above-mentioned driving arm 25 is hinged with the roller 26 or bearing or the roller 26 with bearing that can roll on tapered wedges 14.
Above-mentioned lock dog 16 and the tapered wedges 14 of correspondence thereof have 3-10 respectively.
Above-mentioned lock dog 16 and the tapered wedges 14 of correspondence thereof have 6-8 respectively.
Above-mentioned power plant are cylinder 12 or motor, use motor to drive driving ring 13 when moving, and generally drive screw mandrel to rotate with motor, to be fixed on driving ring 13 and the screw be screwed on screw mandrel is elevated with the rotation of screw mandrel.
Above-mentioned cylinder 12 has two or more and circumference is distributed on the outside of tank body 11, the cylinder base of cylinder 12 is arranged in the mounting base 10 of tank body 11, the piston rod apical grafting of cylinder 12 is on described driving ring 13, and what plural cylinder 12 can make driving ring 13 balance moves up and down.
The corresponding pilot hole 29 being provided with more than three on above-mentioned driving ring 13 and cover 20, guide rod 21 correspondence be arranged in the mounting base 10 of tank body 11 passes the pilot hole 29 on driving ring 13 and cover 20, and driving ring 13 and cover 20 can be slided up and down along guide rod 21.
The top of above-mentioned guide rod 21 is fixed on crossbeam 19, is provided with the helium extension spring 18 balancing cover 20 weight between crossbeam 19 and cover 20.
The Returnning spring that the latch hook 22 of lock dog 16 is opened automatically is provided with between the outer wall of above-mentioned tank body 11 and the driving arm 25 of lock dog 16.
The concrete structure of above-mentioned tapered wedges 14 is: the both sides of tapered wedges 14 main body are provided with the lug 28 be arranged on driving ring 13, the intilted oblique drive surface 15 in upside is arranged at the top of the middle part outer side wall of tapered wedges 14 main body, vertical drive surface 27 is arranged at bottom, hinged roller 26 or bearing or can slide in oblique drive surface 15 with vertical drive surface 27 with the roller 26 of bearing on driving arm 25 or driving arm 25.
Use of the present utility model:
1, tank body 11 and cover 20 auto lock
Cylinder 17 fixing on crossbeam 19 drives cover 20 to move down and covers after on the opening of tank body 11, the cylinder 12 driving driving ring 13 to be elevated drives driving ring 13 and tapered wedges 14 to rise, tapered wedges 14 drives the driving arm 25 on lock dog 16 to rotate around hinging shaft 24, and the latch hook 22 on lock dog 16 turns to the upper surface that latch hook 22 is clamped on cover 20 thereupon and realizes tank body 11 and cover 20 auto lock.
2, uncap
The cylinder 12 driving driving ring 13 to be elevated drives driving ring 13 and tapered wedges 14 to move down, the latch hook 22 of lock dog 16 at gravity or/and under the effect of Returnning spring around hinging shaft 24 rotate make the latch hook 22 of lock dog 16 automatically be flared to unlocking condition, cylinder 17 fixing on crossbeam 19 drives on cover 20 removes lid, cover 20 to be removed after lid under the effect of helium extension spring 18, balance the weight of other accessory on cover 20 and cover 20, therefore, even if drive on cover 20 by cylinder 17 lose air pressure, the position that cover 20 also can remain on rise is motionless, guarantee the work safety of staff.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.
Claims (10)
1. the cover forced locking device of pressurized tank, the tank body comprising pressurized tank and the cover covered on tank body opening, it is characterized in that: on the outer wall of tank body opening, circumference is arranged at intervals with is the fixed base of more than three, articulated section in the middle part of lock dog is hinged on fixed base by hinging shaft, there is latch hook the upside of lock dog, there is driving arm downside, the downside of driving arm is provided with power plant driving and moves up and down and be sleeved on the driving ring on tank wall, driving ring is provided with the tapered wedges driving driving arm to rotate around hinging shaft; Cover covers on the opening of tank body and after power plant drive driving ring and tapered wedges move, tapered wedges drives driving arm to rotate the upper surface making the latch hook of lock dog be clamped on cover and realizes tank body and cover auto lock.
2. the cover forced locking device of pressurized tank according to claim 1, is characterized in that: described driving arm is hinged with the roller that can roll on tapered wedges or bearing or the roller with bearing.
3. the cover forced locking device of pressurized tank according to claim 1, is characterized in that: described lock dog and the tapered wedges of correspondence thereof have 3-10 respectively.
4. the cover forced locking device of pressurized tank according to claim 3, is characterized in that: described lock dog and the tapered wedges of correspondence thereof have 6-8 respectively.
5. the cover forced locking device of pressurized tank according to claim 1, is characterized in that: described power plant are cylinder or motor.
6. the cover forced locking device of pressurized tank according to claim 5, it is characterized in that: described cylinder has two or more and circumference is distributed on the outside of pressurized tank, the cylinder base of cylinder is arranged in the mounting base of tank body, and the piston rod apical grafting of cylinder is on described driving ring.
7. the cover forced locking device of pressurized tank according to claim 1, it is characterized in that: the corresponding pilot hole being provided with more than three on described driving ring and cover, the guide rod correspondence be arranged in the mounting base of tank body passes the pilot hole on driving ring and cover, and driving ring and cover can be slided up and down along guide rod.
8. the cover forced locking device of pressurized tank according to claim 7, is characterized in that: the top of described guide rod is fixed on crossbeam, is provided with the helium extension spring of balance cover weight between crossbeam and cover.
9. the cover forced locking device of pressurized tank according to claim 1, is characterized in that: be provided with the Returnning spring that the latch hook of lock dog is opened automatically between the outer wall of described tank body and the driving arm of lock dog.
10. the cover forced locking device of the pressurized tank according to any one of claim 1-8, it is characterized in that: the concrete structure of described tapered wedges is: the both sides of tapered wedges main body are provided with the lug be arranged on driving ring, the intilted oblique drive surface in upside is arranged at the top of the middle part outer side wall of tapered wedges main body, vertical drive surface is arranged at bottom, hinged roller or bearing or can slide in oblique drive surface with vertical drive surface with the roller of bearing on driving arm or driving arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521003691.7U CN205173464U (en) | 2015-12-05 | 2015-12-05 | Automatic locking device of cover of overhead tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521003691.7U CN205173464U (en) | 2015-12-05 | 2015-12-05 | Automatic locking device of cover of overhead tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173464U true CN205173464U (en) | 2016-04-20 |
Family
ID=55737459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521003691.7U Withdrawn - After Issue CN205173464U (en) | 2015-12-05 | 2015-12-05 | Automatic locking device of cover of overhead tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205173464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387205A (en) * | 2015-12-05 | 2016-03-09 | 新界泵业集团股份有限公司 | Automatic locking device for tank cover of pressure tank |
-
2015
- 2015-12-05 CN CN201521003691.7U patent/CN205173464U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387205A (en) * | 2015-12-05 | 2016-03-09 | 新界泵业集团股份有限公司 | Automatic locking device for tank cover of pressure tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20170419 |
|
| AV01 | Patent right actively abandoned |