CN115095294B - Locking device capable of rapidly disassembling and replacing flashboard - Google Patents
Locking device capable of rapidly disassembling and replacing flashboard Download PDFInfo
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- CN115095294B CN115095294B CN202210806661.8A CN202210806661A CN115095294B CN 115095294 B CN115095294 B CN 115095294B CN 202210806661 A CN202210806661 A CN 202210806661A CN 115095294 B CN115095294 B CN 115095294B
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- fixing
- butt joint
- flashboard
- loop bar
- locking device
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- 210000001503 joint Anatomy 0.000 claims abstract description 44
- 238000003825 pressing Methods 0.000 claims abstract description 8
- 238000003801 milling Methods 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 238000009434 installation Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 17
- 238000005520 cutting process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a locking device capable of rapidly disassembling and replacing a flashboard, which comprises a fixed frame and a locking piece, wherein extension rods are movably arranged at two ends of the fixed frame, the fixed frame and the extension rods are movably connected through telescopic arms, a pressing arm is fixedly arranged at the end part of each extension rod, the locking piece is fixedly arranged at the lower part of the side edge of each pressing arm, the locking piece comprises a shaft sleeve and a fastening sliding block, an expansion shaft is fixedly arranged at the outer surface of one end of the shaft sleeve, the whole expansion shaft is of a milling type sheet structure, and the fastening sliding block is movably arranged at the inner side of the expansion shaft; through adjusting bolt for the bolt drives the fastening slider and carries out the afterburning to the bloated tight axle end of axle sleeve, and then can be fixed in the steel pipe to the axle sleeve, utilizes the use of two sets of retaining members, makes this locking device have quick butt joint structure, makes its flashboard installation operation more convenient laborsaving.
Description
Technical Field
The invention belongs to the technical field of flashboard correlation, and particularly relates to a locking device capable of rapidly disassembling and replacing a flashboard.
Background
The locking device capable of rapidly disassembling and replacing the flashboard is used in the flashboard installation process, plays a role in fixing the flashboard, and can be used for fixing the two ends of the flashboard, so that the flashboard can be conveniently lifted.
Patent document CN104879084a discloses a ram locking device of blowout preventer, including ram, side door, ram axle, hydraulic cylinder, locking axle and cylinder cap, the ram is installed in the inner of side door, the ram axle wears out from in the side door with the ram is connected, the hydraulic cylinder is installed the outer end of side door, the tip cover of ram axle is equipped with first piston, first piston with the inner chamber of hydraulic cylinder matches for the ram axle is in axial displacement in the hydraulic cylinder, and locking axle is connected with the ram axle, and the cylinder cap is installed in the hydraulic cylinder outside, and ram locking device still includes the latch segment, has the spiral curved surface on the latch segment; the locking block is provided with a connecting shaft, is connected with the cylinder cover through the connecting shaft and can rotate around the connecting shaft; the end part of the locking shaft is provided with a curved surface which can be matched with the spiral curved surface on the locking block, and the locking device has the beneficial effects that the volume of the locking device is reduced, the processing cost, the labor intensity and the failure rate are reduced, and the locking efficiency, the reliability and the maintenance convenience are improved.
When the device is used, certain defects exist, the flashboard is generally fixed in a welding mode, so that the flashboard has the defects of complex structure, high weight, difficult replacement and the like, the flashboard shaft is generally a through shaft, and the flashboard can only be detached in a cutting mode when being replaced, thereby wasting time and miswork and increasing the maintenance cost of the flashboard; secondly, the device does not have an auxiliary adjusting structure, the specifications and the lengths of the flashboard of different types are different, and the device cannot fix the flashboard structures with different widths when in use; meanwhile, the device does not have a compression auxiliary structure, so that the flashboard is easy to damage during lifting, and meanwhile, the closed flashboard is easy to leak, so that the use effect of the device is reduced.
Disclosure of Invention
The invention aims to provide a locking device capable of rapidly disassembling and replacing a flashboard, which can solve the existing problems.
The invention solves the problems that:
1. the flashboard is generally fixed in a welding mode, so that the flashboard has the defects of complex structure, high weight, difficult replacement and the like, the flashboard shaft is generally a through shaft, and the flashboard can only be detached in a cutting mode when being replaced, thereby wasting time and reducing the labor and the maintenance cost of the flashboard;
2. the device does not have an auxiliary adjusting structure, the specifications and the lengths of the flashboards of different types are different, and the device cannot fix the flashboard structures with different widths when in use;
3. the device does not have a compression auxiliary structure, so that the flashboard is easy to damage during lifting, and meanwhile, the closed flashboard is easy to leak, so that the using effect of the device is reduced.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a locking device that can quick detach and trade flashboard, includes mount and retaining member, the equal movable mounting in both ends of mount has the extension rod, through flexible arm swing joint between mount and the extension rod, the tip fixed mounting of extension rod has the arm that sticiss, retaining member fixed mounting is in the side lower part position of sticiss, the retaining member includes axle sleeve and fastening slider, the one end surface fixed mounting of axle sleeve has the inflation axle, and the whole of inflation axle is milling open sheet structure, fastening slider movable mounting is in the inboard of inflation axle, the one end intermediate position movable mounting of fastening slider has the bolt, the upper end surface intermediate position fixed mounting of mount has fixed cutting ferrule, and the upper end surface of mount is close to the equal fixed mounting of both sides of fixed cutting ferrule, through adjusting bolt for the bolt drives the fastening slider and carries out the afterburning to the inflation axle end of axle sleeve, and then can be fixed in the steel pipe with the axle sleeve.
As a further technical scheme of the invention, four groups of arc-shaped cards are arranged at the end part of the expansion shaft, four groups of strip-shaped grooves are formed in the end part of the expansion shaft in a milling mode, when the bolt rotates, the bolt drives the fastening sliding block through the thread structure, so that the fastening sliding block moves on the inner side of the expansion shaft, the expansion shaft is extruded from inside to outside through the fastening sliding block, the four groups of arc-shaped cards are outwards opened, the arc-shaped cards are clamped on the inner side of the steel pipe, and the butt joint fixing operation on the positions of the flashboard steel pipes is completed.
As a further technical scheme of the invention, the inner side of the arc-shaped card is fixedly provided with the inclined surface guide rail, and the outer surface of the side edge of the inclined surface guide rail is of an inclined surface structure.
As a further technical scheme of the invention, the arc-shaped clamping pieces are in butt joint with the fastening sliding blocks through the inclined surface guide rails, the outer surfaces of the side edges of the fastening sliding blocks are provided with limiting sliding grooves matched with the inclined surface guide rails, the whole fastening sliding blocks are of a round table type structure, the middle parts of the fastening sliding blocks are provided with threaded holes for butt joint with bolts, the threaded holes are in butt joint with the bolts, so that the bolts can drive the fastening sliding blocks to move when rotating, the whole fastening sliding blocks are of round table type structure design, the side edges of the fastening sliding blocks are of inclined surface structures, the matched side edges of the fastening sliding blocks are of inclined surface guide rails of the inclined surface structures, the arc-shaped clamping pieces are opened to the corresponding sizes along with the movement of the fastening sliding blocks, and meanwhile, the limiting sliding grooves and the inclined surface guide rails form sliding groove limiting structures, so that the fastening sliding blocks can only be moved and adjusted, and the fastening sliding blocks are prevented from being driven to rotate by the bolts.
As a further technical scheme of the invention, the pressing arm comprises a first loop bar, a butt joint clamping sleeve and a second loop bar, wherein the first loop bar is movably arranged at one end of the second loop bar, the first loop bar and the second loop bar are movably butted through the butt joint clamping sleeve, three groups of springs are arranged between the first loop bar and the second loop bar and positioned at the inner side of the butt joint clamping sleeve, an elastic pressing structure is arranged between the first loop bar and the second loop bar by utilizing the arrangement of the three groups of springs, after the locking piece finishes the fixing operation of the flashboard, the flashboard is driven to move downwards by the fixing frame in cooperation with the locking piece, and the closing effect of the flashboard can be improved by utilizing the first loop bar and the second loop bar.
According to the invention, the fixing clamp seat for butt-jointing the fixing frame is arranged at the lower part of the fixing clamp, the fixing clamp seat and the fixing clamp seat are in butt-jointing fixation through the fixing bolt, the outer surface of the side edge of the fixing clamp seat is of a convex structure, the middle part of the lower end of the fixing clamp seat is provided with the groove matched with the fixing clamp seat for use, the upper end of the fixing clamp seat is sleeved with the butt-jointing clamp pin, the two groups of fixing clamp seats are matched with the fixing clamp seat for use, a double fixing structure is formed at the upper part of the fixing frame, when the fixing clamp seat is arranged on the inner side of the fixing frame, then the fixing clamp seat is clamped at the upper part of the fixing clamp seat, the fixing operation on the fixing clamp seat is completed through the fixing bolt, and the corresponding lifting mechanism is fixed through the butt-jointing clamp pin on the fixing clamp seat during use, so that the use effect of the fixing frame can be improved, and the falling phenomenon of the fixing frame is avoided.
According to the technical scheme, the telescopic arm is of a cuboid hollow structure, the outer surface of one end of the telescopic arm is fixedly provided with the limiting clamping frame, the side edge of the telescopic arm is provided with a plurality of groups of circular notches, the side edge of the fixing frame is provided with the clamping bolts matched with the circular notches for use, the outer surface of the telescopic arm is provided with the rolling shaft, the friction force of the telescopic arm during drawing can be reduced by the rolling shaft, the telescopic arm can be prevented from falling off due to the arrangement of the limiting clamping frame, the positions of the two groups of pressing arms can be adjusted by the telescopic arm, the position of the locking pieces arranged on the pressing arm can be adjusted, and therefore the flashboard structures with different widths can be fixed between the two groups of locking pieces.
As a further technical scheme of the invention, the other end of the shaft sleeve is provided with a fixing nut, and the locking piece and the pressing arm are in butt joint and fixed through a butt joint clamping ring.
The invention has the beneficial effects that:
1. through setting up the retaining member, when this locking device that can tear open fast and trade flashboard use, utilize the setting of retaining member, replace traditional welded fixed knot structure on the flashboard, thereby shorten the time that the flashboard installation was fixed, the replacement cost of flashboard has been reduced, in its operation, the user inserts the expansion shaft of axle sleeve to the steel pipe at flashboard both ends earlier, because screw thread butt joint between screw hole and the bolt, make the bolt can drive the fastening slider and remove when rotating, and the whole round platform structural design that adopts of fastening slider, make the side of fastening slider be the inclined plane structure, its cooperation side is the inclined plane guide rail of inclined plane structure, make the arc card open to corresponding size along with the removal of fastening slider, when fastening slider moves to extreme position, four sets of arc cards open in the steel pipe, and the tip of steel pipe is less, arc card after opening completely forms chucking fixed knot structure, thereby accomplish the butt joint operation to the steel pipe, form spout limit structure between limit chute and the inclined plane guide rail, make the fastening slider can only do the removal regulation, thereby avoid the bolt to drive the fastening slider and rotate, through adjusting the slider, make the drive the fastening slider, make the axle sleeve to carry out the thrust bearing to install the boss, make the locking device can be convenient and fast, make the locking device has the locking device that can be installed in the boss, and can be used to the locking device.
2. Through setting up flexible arm, when this locking device that can tear open quick change flashboard use, the user utilizes the setting of two sets of flexible arms for have telescopic adjustment structure between two sets of retaining members, make it can be according to the distance between two sets of retaining members of flashboard size arbitrary regulation, when its operation, the user pulls out the latch from the side of mount, make flexible arm be in active state, utilize the frictional force when the roller bearing can reduce flexible arm pull, through the setting of spacing card frame, can avoid flexible arm to appear the phenomenon of falling, the user pulls the extension rod, take out flexible arm from the mount in, can adjust the position of two sets of arm that sticis through flexible arm, play position control effect to the retaining member of sticis installed on the arm, thereby make the flashboard structure of different width can be fixed between two sets of retaining members.
3. Through setting up and sticising the arm, when this locking device that can tear open fast and trade flashboard use, utilize the use of sticising the arm, make the retaining member have elasticity and sticis the structure, accomplish the fixed operation to the installation of flashboard at the retaining member, utilize the setting of three group springs, make and have elasticity and sticis the structure between first loop bar and the second loop bar, drive the flashboard through mount cooperation retaining member and move down, utilize first loop bar and second loop bar can promote flashboard closure effect, impact force when can reducing the lift floodgate and move down, play a certain effect to it, secondly utilize the setting of two sets of fixed clamps, the use of cooperation fixed cutting ferrule forms dual fixed knot structure on the upper portion of mount, when the installation, first with the fixed clamping seat cover in the inboard of mount, again with fixed clamping tool card in the upper portion of fixed clamping seat, the fixed operation to fixed clamping tool is accomplished to the cooperation gim, utilize the butt joint bayonet lock fixed elevating system who corresponds on the fixed clamping tool when using, the effect of mount can be promoted, the phenomenon is avoided the mount to appear droing.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of a locking device of the present invention, which can be quickly disassembled and replaced;
FIG. 2 is a cross-sectional view of a retaining member of a retaining device for quick change of a shutter according to the present invention;
FIG. 3 is a block diagram of the telescopic arm of the locking device of the invention with a shutter that can be quickly removed and replaced;
FIG. 4 is a block diagram showing the whole structure of a fixing clamp in a locking device capable of rapidly replacing a shutter;
FIG. 5 is a block diagram of the entire compression arm of the locking device of the invention with a shutter that can be quickly removed and replaced;
FIG. 6 is an overall construction view of a fastening slider in a locking device of the present invention, which can be quickly disassembled and replaced;
FIG. 7 is an overall block diagram of the expansion shaft of the locking device of the invention, which allows for quick replacement of the shutter;
fig. 8 is an overall structure diagram of an arc-shaped card in a locking device capable of rapidly replacing a flashboard of the invention.
In the figure: 1. a fixing frame; 2. a locking member; 3. a butt joint clasp; 4. a compacting arm; 5. fixing the clamping sleeve; 6. fixing the clamp; 7. a telescoping arm; 8. an extension rod; 9. a fixing nut; 10. a shaft sleeve; 11. a bolt; 12. fastening a sliding block; 13. a swelling shaft; 14. a roller; 15. a limit clamping frame; 16. a circular slot; 17. a fixing clamping seat; 18. a fixing bolt; 19. a butt joint bayonet lock; 20. a first loop bar; 21. a butt joint cutting sleeve; 22. a second loop bar; 23. a spring; 24. a threaded hole; 25. limiting sliding grooves; 26. a bar-shaped groove; 27. arc-shaped cards; 28. and (3) an inclined guide rail.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1-8, a locking device capable of rapidly disassembling and replacing a flashboard comprises a fixing frame 1 and a locking piece 2, wherein extension rods 8 are movably installed at two ends of the fixing frame 1, the fixing frame 1 and the extension rods 8 are movably connected through telescopic arms 7, a compressing arm 4 is fixedly installed at the end part of each extension rod 8, the locking piece 2 is fixedly installed at the lower position of the side edge of each compressing arm 4, the locking piece 2 comprises a shaft sleeve 10 and a fastening sliding block 12, an expansion shaft 13 is fixedly installed at one end outer surface of the shaft sleeve 10, the whole expansion shaft 13 is of a milling-type sheet structure, the fastening sliding block 12 is movably installed at the inner side of the expansion shaft 13, a bolt 11 is movably installed at the middle position of one end of the fastening sliding block 12, a fixing clamping sleeve 5 is fixedly installed at the middle position of the upper end outer surface of the fixing frame 1, fixing clamps 6 are fixedly installed at two sides of the upper end outer surface of the fixing frame 1, which are close to the fixing clamping sleeve 5, and the fastening sliding block 12 is used for applying force to the expansion shaft 13 end of the shaft sleeve 10 through adjusting bolts 11, and further the shaft sleeve 10 can be fixed on a steel pipe.
The tip of inflation axle 13 is equipped with four sets of arc cards 27, and four sets of bar grooves 26 have been seted up through milling open mode to the tip of inflation axle 13, when bolt 11 rotates, bolt 11 utilizes screw structure drive fastening slider 12, make fastening slider 12 remove in the inboard of inflation axle 13, extrude inflation axle 13 from inside to outside through fastening slider 12, make four sets of arc cards 27 outwards open, thereby make arc card 27 card inboard at the steel pipe, accomplish the butt joint fixed operation to flashboard steel pipe department, the inboard fixed mounting of arc card 27 has inclined plane guide rail 28, and the side surface of inclined plane guide rail 28 is inclined plane structure.
The arc-shaped clamping piece 27 is in butt joint with the fastening sliding block 12 through the inclined surface guide rail 28, the outer surface of the side edge of the fastening sliding block 12 is provided with a limit sliding groove 25 matched with the inclined surface guide rail 28, the whole fastening sliding block 12 is of a round table structure, the middle of the fastening sliding block 12 is provided with a threaded hole 24 used for butt joint with the bolt 11, because the threaded hole 24 is in butt joint with the bolt 11, the bolt 11 can drive the fastening sliding block 12 to move when rotating, the whole fastening sliding block 12 adopts a round table structure design, the side edge of the fastening sliding block 12 is of an inclined surface structure, the matched side edge of the fastening sliding block is of the inclined surface guide rail 28 of the inclined surface structure, the arc-shaped clamping piece 27 is opened to a corresponding size along with the movement of the fastening sliding block 12, and meanwhile, a sliding groove limit structure is formed between the limit sliding groove 25 and the inclined surface guide rail 28, so that the fastening sliding block 12 can only be moved and adjusted, and the bolt 11 is prevented from driving the fastening sliding block 12 to rotate.
The compressing arm 4 comprises a first loop bar 20, a butt joint clamping sleeve 21 and a second loop bar 22, wherein the first loop bar 20 is movably arranged at one end of the second loop bar 22, the first loop bar 20 and the second loop bar 22 are movably in butt joint through the butt joint clamping sleeve 21, three groups of springs 23 are arranged between the first loop bar 20 and the second loop bar 22 and positioned on the inner side of the butt joint clamping sleeve 21, an elastic compressing structure is arranged between the first loop bar 20 and the second loop bar 22 by utilizing the arrangement of the three groups of springs 23, after the locking piece 2 completes the fixing operation of a flashboard, the flashboard is driven to move downwards by the fixing frame 1 in cooperation with the locking piece 2, and the flashboard closing effect can be improved by utilizing the first loop bar 20 and the second loop bar 22.
The fixing clamp 6 is characterized in that the fixing clamp seat 17 used for butting the fixing frame 1 is arranged at the lower part of the fixing clamp 6, the fixing clamp 6 and the fixing clamp seat 17 are in butt joint and fixing through the fixing bolts 18, the outer surface of the side edge of the fixing clamp seat 17 is of a convex structure, the middle part of the lower end of the fixing clamp 6 is provided with a groove matched with the fixing clamp seat 17, the upper end of the fixing clamp 6 is sleeved with the butt joint clamp pin 19, the fixing clamp sleeve 5 is matched with the fixing clamp seat 1, a double fixing structure is formed at the upper part of the fixing frame 1, the fixing clamp seat 17 is sleeved on the inner side of the fixing frame 1 during installation, then the fixing clamp 6 is clamped at the upper part of the fixing clamp seat 17, the fixing operation on the fixing clamp 6 is completed through the fixing bolts 18, the corresponding lifting mechanism is fixed through the butt joint clamp pin 19 on the fixing clamp 6 during use, the use effect of the fixing frame 1 can be improved, and the falling phenomenon of the fixing frame 1 is avoided.
The whole of flexible arm 7 is cuboid hollow structure, the one end surface fixed mounting of flexible arm 7 has spacing card frame 15, the side of flexible arm 7 is equipped with a plurality of circular notch 16 of group, the side of mount 1 is equipped with the latch that the circular notch 16 of cooperation used, and the surface of flexible arm 7 is equipped with roller bearing 14, utilize roller bearing 14 can reduce the frictional force when flexible arm 7 pull, through the setting of spacing card frame 15, can avoid flexible arm 7 to appear droing the phenomenon, can adjust the position of two sets of arms 4 sticiss through flexible arm 7, play the position control effect to the retaining member 2 of installing on the arm 4 sticiss, thereby make the flashboard structure of different width can be fixed between two sets of retaining members 2, the other end of axle sleeve 10 is equipped with fixation nut 9, through butt joint snap ring 3 butt joint fixedly between retaining member 2 and the arm 4 sticiss.
According to the locking device capable of rapidly disassembling and replacing the flashboard, the locking piece 2 is arranged, when the locking device capable of rapidly disassembling and replacing the flashboard is used, the traditional welded type fixing structure on the flashboard is replaced by the arrangement of the locking piece 2, so that the time required by the fixing of the flashboard is shortened, the replacement cost of the flashboard is reduced, when the locking device is operated, a user firstly inserts the expansion shaft 13 of the shaft sleeve 10 into steel pipes at two ends of the flashboard, because the threaded holes 24 are in threaded butt joint with the bolts 11, the bolts 11 can drive the fastening slide blocks 12 to move when rotating, the fastening slide blocks 12 are integrally designed into a round table type structure, the side edges of the fastening slide blocks 12 are of an inclined surface structure, the inclined surface guide rails 28 with the inclined surface structure are matched with the side edges, when the fastening slide blocks 12 are moved to the corresponding size, and when the fastening slide blocks 12 are moved to the limit position, the four groups of the arc-shaped cards 27 are opened in the steel pipes, the end parts of the steel pipes are smaller, the arc-shaped cards 27 after the complete expansion are formed into the fixing structure, and the butt joint operation of the steel pipes is completed, meanwhile, the limit slide grooves 25 and the inclined surface guide rails 28 are in threaded butt joint with the screw grooves 11, so that the two end faces can be conveniently and rapidly adjusted, and the fastening slide blocks 11 can be driven by the fastening slide blocks 11 to rotate, and the fastening slide blocks 11 can be conveniently and rapidly adjusted, and the fastening slide blocks 11 can be conveniently and rapidly and rotatably arranged by adjusting the shaft sleeve 11;
through setting up flexible arm 7, when this locking device that can tear open quick change flashboard open fast uses, the user utilizes the setting of two sets of flexible arms 7, make have telescopic adjustment structure between two sets of retaining members 2, make it can be according to the distance between two sets of retaining members 2 of flashboard size arbitrary adjustment, during its operation, the user pulls out the clip from the side of mount 1, make flexible arm 7 be in the active state, the frictional force when flexible arm 7 pull out can be reduced through roller bearing 14, through setting up of spacing card frame 15, can avoid flexible arm 7 to appear droing the phenomenon, the user pulls extension rod 8, pull flexible arm 7 out from mount 1, can adjust the position of two sets of compacting arms 4 through flexible arm 7, play the position control effect to retaining member 2 that installs on compacting arm 4, thereby make can fix the flashboard structure of different width between two sets of retaining members 2;
through setting up and sticis arm 4, when this locking device that can tear open quick change flashboard open is used, utilize the use of arm 4 tightly, make retaining member 2 have elasticity and sticis the structure, after retaining member 2 accomplishes the fixed operation of installation to the flashboard, utilize the setting of three group's springs 23, make have elasticity and sticis the structure between first loop bar 20 and the second loop bar 22, drive the flashboard through mount 1 cooperation retaining member 2 and move down, utilize first loop bar 20 and second loop bar 22 can promote flashboard closure effect, impact force when can reducing the lift floodgate and move down simultaneously, play certain effect to it, secondly utilize the setting of two sets of fixed fixture 6, the use of cooperation fixed cutting ferrule 5, form dual fixed knot structure on the upper portion of mount 1, when the installation, first cover fixed fixture 17 in the inboard of mount 1, again, card fixed fixture 6 is in the upper portion of fixed fixture 17, cooperation dead bolt 18 is accomplished the fixed operation to fixed fixture 6, utilize the butt joint bayonet lock 19 fixed elevating system who corresponds on the fixed fixture 6 when using, can reduce the lift effect, the mount 1 that can avoid appearing.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a locking device capable of rapidly detaching and replacing flashboard, which is characterized by comprising a fixing rack (1) and a locking piece (2), extension rods (8) are movably mounted at two ends of the fixing rack (1), the fixing rack (1) and the extension rods (8) are movably connected through telescopic arms (7), a compressing arm (4) is fixedly mounted at the end part of each extension rod (8), the locking piece (2) is fixedly mounted at the lower position of the side edge of each compressing arm (4), the locking piece (2) comprises a shaft sleeve (10) and a fastening sliding block (12), an expanding shaft (13) is fixedly mounted at one end outer surface of the shaft sleeve (10), the whole of the expanding shaft (13) is of a milling type sheet structure, the fastening sliding block (12) is movably mounted at the inner side of the expanding shaft (13), a bolt (11) is movably mounted at the middle position of one end of each fastening sliding block (12), and two sides, close to the fixing clamping sleeve (5), of the fixing sleeve (6) are fixedly mounted at the middle position of the upper end outer surface of the fixing rack (1).
The compression arm (4) comprises a first loop bar (20), a butt joint clamping sleeve (21) and a second loop bar (22), wherein the first loop bar (20) is movably arranged at one end of the second loop bar (22), the first loop bar (20) and the second loop bar (22) are movably in butt joint through the butt joint clamping sleeve (21), and three groups of springs (23) are arranged between the first loop bar (20) and the second loop bar (22) and positioned at the inner side of the butt joint clamping sleeve (21);
the fixing clamp is characterized in that a fixing clamp seat (17) for butt joint of the fixing frame (1) is arranged at the lower part of the fixing clamp (6), the fixing clamp (6) and the fixing clamp seat (17) are fixedly in butt joint through fixing bolts (18), the outer surface of the side edge of the fixing clamp seat (17) is of a convex structure, a groove matched with the fixing clamp seat (17) for use is formed in the middle of the lower end of the fixing clamp (6), and a butt joint clamp pin (19) is sleeved at the upper end of the fixing clamp (6).
2. The locking device capable of rapidly disassembling and replacing a flashboard according to claim 1, wherein four groups of arc-shaped cards (27) are arranged at the end part of the expansion shaft (13), and four groups of strip-shaped grooves (26) are formed in the end part of the expansion shaft (13) in a milling-open mode.
3. The locking device capable of rapidly disassembling and replacing the flashboard according to claim 2, wherein the inner side of the arc-shaped card (27) is fixedly provided with a bevel guide rail (28), and the outer surface of the side edge of the bevel guide rail (28) is of a bevel structure.
4. A locking device capable of rapidly disassembling and replacing a flashboard according to claim 3, characterized in that the arc-shaped card (27) is in butt joint with the fastening sliding block (12) through the inclined surface guide rail (28), a limit chute (25) matched with the inclined surface guide rail (28) is arranged on the outer surface of the side edge of the fastening sliding block (12), the whole body of the fastening sliding block (12) is of a round table structure, and a threaded hole (24) for butt joint of a bolt (11) is formed in the middle of the fastening sliding block (12).
5. The locking device capable of rapidly disassembling and replacing a flashboard according to claim 1, wherein the whole telescopic arm (7) is of a cuboid hollow structure, a limiting clamping frame (15) is fixedly arranged on the outer surface of one end of the telescopic arm (7), a plurality of groups of circular notches (16) are formed in the side edge of the telescopic arm (7), clamping bolts matched with the circular notches (16) are arranged on the side edge of the fixing frame (1), and a rolling shaft (14) is arranged on the outer surface of the telescopic arm (7).
6. The locking device capable of rapidly disassembling and replacing the flashboard according to claim 1, wherein a fixing nut (9) is arranged at the other end of the shaft sleeve (10), and the locking piece (2) and the pressing arm (4) are in butt joint and fixed through a butt joint clamping ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210806661.8A CN115095294B (en) | 2022-07-08 | 2022-07-08 | Locking device capable of rapidly disassembling and replacing flashboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210806661.8A CN115095294B (en) | 2022-07-08 | 2022-07-08 | Locking device capable of rapidly disassembling and replacing flashboard |
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| CN115095294A CN115095294A (en) | 2022-09-23 |
| CN115095294B true CN115095294B (en) | 2023-12-29 |
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| GB579903A (en) * | 1944-04-17 | 1946-08-20 | Cameron Iron Works Inc | Improvements in blowout preventers for wells |
| GB764315A (en) * | 1954-03-01 | 1956-12-28 | Cameron Iron Works Inc | Blowout preventer |
| CN201250639Y (en) * | 2008-07-31 | 2009-06-03 | 河北华北石油荣盛机械制造有限公司 | Flashboard rapid-changing type blowout preventer |
| CN104879084A (en) * | 2015-04-30 | 2015-09-02 | 顾军锋 | Gate segment locking device of blowout preventer |
| WO2016173439A1 (en) * | 2015-04-29 | 2016-11-03 | 顾军锋 | Gate locking device for blowout preventer |
| CN107934263A (en) * | 2017-11-13 | 2018-04-20 | 安徽永生机械股份有限公司 | A kind of locking device that can quickly split flashboard |
| CN110080711A (en) * | 2019-05-27 | 2019-08-02 | 河北博路天宝石油设备制造有限公司 | A kind of ram preventer with combined type side door |
| CN111653990A (en) * | 2020-06-19 | 2020-09-11 | 安徽精工电缆桥架有限公司 | Cable bridge based on hot galvanizing bimetal epoxy resin anticorrosive coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB579903A (en) * | 1944-04-17 | 1946-08-20 | Cameron Iron Works Inc | Improvements in blowout preventers for wells |
| GB764315A (en) * | 1954-03-01 | 1956-12-28 | Cameron Iron Works Inc | Blowout preventer |
| CN201250639Y (en) * | 2008-07-31 | 2009-06-03 | 河北华北石油荣盛机械制造有限公司 | Flashboard rapid-changing type blowout preventer |
| WO2016173439A1 (en) * | 2015-04-29 | 2016-11-03 | 顾军锋 | Gate locking device for blowout preventer |
| CN106194097A (en) * | 2015-04-29 | 2016-12-07 | 顾军锋 | The flashboard locking device of preventer |
| CN104879084A (en) * | 2015-04-30 | 2015-09-02 | 顾军锋 | Gate segment locking device of blowout preventer |
| CN107934263A (en) * | 2017-11-13 | 2018-04-20 | 安徽永生机械股份有限公司 | A kind of locking device that can quickly split flashboard |
| CN110080711A (en) * | 2019-05-27 | 2019-08-02 | 河北博路天宝石油设备制造有限公司 | A kind of ram preventer with combined type side door |
| CN111653990A (en) * | 2020-06-19 | 2020-09-11 | 安徽精工电缆桥架有限公司 | Cable bridge based on hot galvanizing bimetal epoxy resin anticorrosive coating |
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| CN115095294A (en) | 2022-09-23 |
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Effective date of registration: 20231203 Address after: 231401 Intersection of Heping East Road and Tongxiang South Road, Tongcheng Economic and Technological Development Zone, Anqing City, Anhui Province Applicant after: ANHUI YONGSHENG MACHINERY CO.,LTD. Address before: 231400 intersection of Longchi South Road and Nanwu Road, Tongcheng economic and Technological Development Zone, Anqing City, Anhui Province Applicant before: Anhui Dading Intelligent Equipment Co.,Ltd. |
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