CN115095294A - Locking device capable of quickly replacing flashboard - Google Patents
Locking device capable of quickly replacing flashboard Download PDFInfo
- Publication number
- CN115095294A CN115095294A CN202210806661.8A CN202210806661A CN115095294A CN 115095294 A CN115095294 A CN 115095294A CN 202210806661 A CN202210806661 A CN 202210806661A CN 115095294 A CN115095294 A CN 115095294A
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- fixing
- locking device
- flashboard
- fastening
- sleeve
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- 238000005096 rolling process Methods 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 abstract description 21
- 229910000831 Steel Inorganic materials 0.000 abstract description 17
- 239000010959 steel Substances 0.000 abstract description 17
- 238000009434 installation Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 16
- 230000007547 defect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 238000005493 welding type Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
Abstract
The invention discloses a locking device capable of quickly dismounting and replacing a flashboard, which comprises a fixed frame and a locking piece, wherein both ends of the fixed frame are movably provided with extension rods, the fixed frame and the extension rods are movably connected through telescopic arms, the end part of each extension rod is fixedly provided with a pressing arm, the locking piece is fixedly arranged at the lower part of the side edge of the pressing arm, the locking piece comprises a shaft sleeve and a fastening sliding block, the outer surface of one end of the shaft sleeve is fixedly provided with an expansion shaft, the expansion shaft is integrally of a milling-open 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 fastening slider and carries out the afterburning to the tight axle head that expands 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 flashboards, and particularly relates to a locking device capable of quickly replacing a flashboard.
Background
This can tear locking device who trades flashboard fast open is one kind and uses in the flashboard installation, to its locking device who plays the fixed action, utilizes its both ends that can fix the flashboard, makes things convenient for it to carry out the lift operation.
Patent number CN104879084A discloses a ram locking device of a blowout preventer, including ram, side door, ram shaft, hydraulic cylinder, locking shaft and cylinder cap, the ram is installed in the side door inner, the ram shaft is worn out from the side door and is connected with the ram, the hydraulic cylinder is installed in the outer end of the side door, the tip cover of the ram shaft is equipped with a first piston, the first piston is matched with the inner chamber of the hydraulic cylinder, so that the ram shaft axially moves in the hydraulic cylinder, the locking shaft is connected with the ram shaft, the cylinder cap is installed outside the hydraulic cylinder, the ram locking device further includes a locking block, and the locking block is provided with a helical curved surface; the locking block is provided with a connecting shaft and is connected with the cylinder cover through the connecting shaft, and the locking block 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 advantages of reducing the volume of the locking device, reducing the processing cost, the labor intensity and the failure rate, and improving the locking efficiency, the reliability and the maintenance convenience.
The device has certain defects when in use, 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, and the flashboard shaft is generally a through shaft, and the flashboard can only be disassembled in a cutting mode when being replaced, so that time and labor are wasted, and the maintenance cost of the flashboard is increased; secondly, the device does not have an auxiliary adjusting structure, the specifications and the lengths of the flashboards of different types are different, and the flashboard structures of different widths cannot be fixed when the device is used; meanwhile, the device is not provided with a pressing auxiliary structure, so that the flashboard is easy to damage when being lifted, meanwhile, the closed flashboard is easy to leak, and the using effect is reduced.
Disclosure of Invention
The invention aims to provide a locking device capable of quickly 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, difficulty in replacement and the like, a flashboard shaft is generally a through shaft, and the flashboard can only be detached in a cutting mode when replaced, so that time and labor are wasted, and the maintenance cost of the flashboard is increased;
2. the device does not have an auxiliary adjusting structure, the specifications and lengths of the flashboards of different types are different, and the flashboard structures of different widths cannot be fixed when the device is used;
3. the device does not have a pressing auxiliary structure, so that the flashboard is easy to damage when lifted, meanwhile, the closed flashboard is easy to leak, and the using effect of the device is reduced.
The purpose of the invention can be realized by the following technical scheme:
a locking device capable of quickly dismounting and replacing a flashboard comprises a fixing frame and a locking piece, wherein extension rods are movably mounted at two ends of the fixing frame, the fixing frame is movably connected with the extension rods through telescopic arms, a pressing arm is fixedly mounted at the end part of the extension rod, the locking piece is fixedly mounted at the lower part of the side edge of the pressing arm and comprises a shaft sleeve and a fastening sliding block, an expansion shaft is fixedly mounted on the outer surface of one end of the shaft sleeve, the expansion shaft is integrally of a milling sheet structure, the fastening sliding block is movably mounted on the inner side of the expansion shaft, a bolt is movably mounted at the middle part of one end of the fastening sliding block, a fixed clamping sleeve is fixedly mounted at the middle part of the outer surface of the upper end of the fixing frame, fixed clamping fixtures are fixedly mounted on two sides of the outer surface of the upper end of the fixing frame, and the bolt drives the fastening sliding block to apply force to the expansion shaft end of the shaft sleeve through an adjusting bolt, and further the shaft sleeve can be fixed on the steel pipe.
As a further technical scheme of the invention, four groups of arc-shaped clamping pieces 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-open mode, when the bolt rotates, the bolt drives the fastening sliding block by using a threaded 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 by the fastening sliding block, the four groups of arc-shaped clamping pieces are expanded outwards, the arc-shaped clamping pieces are clamped on the inner side of the steel pipe, and the butt joint fixing operation of the flashboard steel pipe is completed.
As a further technical scheme of the invention, the inner side of the arc-shaped clamping piece is fixedly provided with an inclined guide rail, and the outer surface of the side edge of the inclined guide rail is of an inclined surface structure.
As a further technical proposal of the invention, the arc-shaped clamping piece is butted with the fastening sliding block through the inclined guide rail, the outer surface of the side edge of the fastening sliding block is provided with a limiting sliding chute matched with the inclined guide rail for use, the whole fastening sliding block is of a round table structure, the middle part of the fastening sliding block is provided with a threaded hole for butting a bolt, because the thread butt joint between the threaded hole and the bolt enables the bolt to drive the fastening slide block to move when rotating, the whole fastening sliding block adopts the design of a circular truncated cone structure, so that the side edge of the fastening sliding block is of an inclined surface structure, the arc-shaped clamping piece is matched with the inclined guide rail with the side edge of the inclined guide rail of an inclined structure, so that the arc-shaped clamping piece is opened to a corresponding size along with the movement of the fastening sliding block, meanwhile, a sliding groove limiting structure is formed between the limiting sliding groove and the inclined guide rail, so that the fastening sliding block can only be moved and adjusted, and the fastening sliding block is prevented from being driven to rotate by a bolt.
As a further technical solution of the present invention, the pressing arm includes a first loop bar, a butt-joint sleeve chuck and a second loop bar, the first loop bar is movably mounted at one end of the second loop bar, the first loop bar and the second loop bar are movably butted by the butt-joint sleeve chuck, three sets of springs are disposed between the first loop bar and the second loop bar and inside the butt-joint sleeve chuck, and by the arrangement of the three sets of springs, an elastic pressing structure is provided between the first loop bar and the second loop bar, after the locking member completes the fixing operation of the gate plate, the gate plate is driven to move down by the fixing frame matching with the locking member, and the closing effect of the gate plate can be improved by the first loop bar and the second loop bar.
As a further technical proposal of the invention, the lower part of the fixing clamp is provided with a fixing clamping seat for butting a fixing frame, the fixing clamp and the fixing clamp seat are in butt joint and fixed through a fixing bolt, the outer surface of the side edge of the fixing clamp seat is in a convex structure, the middle position of the lower end of the fixing clamp is provided with a groove matched with the fixing clamp seat for use, the upper end of the fixing clamp is sleeved with a butt clamp pin, two groups of fixing clamps are arranged and matched with the fixing clamp seat for use, the upper part of the fixing frame is formed with a double fixing structure, when in installation, the fixing clamping seat is sleeved at the inner side of the fixing frame, then the fixing clamp is clamped at the upper part of the fixing clamping seat, the fixing operation of the fixing clamp is completed by matching with the fixing bolt, when the fixing clamp is used, the corresponding lifting mechanism is fixed by the butt joint clamping pins on the fixing clamp, so that the using effect of the fixing frame can be improved, and the phenomenon that the fixing frame drops is avoided.
As a further technical scheme of the invention, the whole telescopic boom is of a cuboid hollow structure, a limiting clamping frame is fixedly arranged on the outer surface of one end of the telescopic boom, a plurality of groups of circular notches are formed in the side edge of the telescopic boom, clamping bolts matched with the circular notches are arranged on the side edge of the fixing frame, a rolling shaft is arranged on the outer surface of the telescopic boom, the friction force generated when the telescopic boom is pulled can be reduced by the rolling shaft, the telescopic boom can be prevented from falling off by the limiting clamping frame, the positions of two groups of pressing arms can be adjusted by the telescopic boom, and the position adjusting function is realized on the locking pieces arranged on the pressing arms, so that 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 the arrangement of the locking part, when the locking device capable of quickly disassembling and replacing the flashboard is used, the traditional welding type fixing structure on the flashboard is replaced by the arrangement of the locking part, so that the time required by the installation and the fixation 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 of the shaft sleeve into steel pipes at two ends of the flashboard, because the threaded hole is in butt joint with the bolt, the bolt can drive the fastening sliding block to move when rotating, the fastening sliding block is integrally designed in a circular table type structure, the side edge of the fastening sliding block is in an inclined plane structure, the arc-shaped clamping piece is opened to a corresponding size along with the movement of the fastening sliding block, when the fastening sliding block moves to a limit position, four groups of arc-shaped clamping pieces are opened in the steel pipes, the end parts of the steel pipes are smaller, and the completely opened arc-shaped clamping pieces form a clamping fixing structure, thereby accomplish the butt joint operation to the steel pipe, form spout limit structure between spacing spout and the inclined plane guide rail simultaneously, make the fastening slider only can do the removal regulation, thereby avoid the bolt to drive the fastening slider and rotate, through adjusting bolt, make the bolt drive the fastening slider to carry out the afterburning to the bloated axle head of axle sleeve, and then can be fixed in the steel pipe to the axle sleeve, utilize the use of two sets of retaining members, make this locking device have quick butt joint structure, make its flashboard installation operation convenient more laborsaving.
2. Through setting up flexible arm, when this locking device that can tear open fast and trade flashboard uses, the user utilizes the setting of two sets of flexible arms, make telescopic regulation structure have between two sets of retaining members, make it can adjust the distance between two sets of retaining members wantonly according to the flashboard size, when its operation, the user extracts the lateral of gim peg from the mount, make flexible arm be in the active state, frictional force when utilizing the roller bearing to reduce flexible arm pull, setting through spacing draw-off frame, can avoid flexible arm to appear the obscission, user pulling extension rod, take flexible arm out from the mount, can adjust the position of two sets of tight pressure arms through flexible arm, play the position control effect to the retaining member of installing on the tight pressure arm, thereby make the flashboard structure that can fix different widths between two sets of retaining members.
3. By arranging the pressing arm, when the locking device capable of quickly disassembling and replacing the flashboard is used, the locking part is enabled to have an elastic pressing structure by using the pressing arm, after the locking part completes the installation and fixing operation on the flashboard, the elastic pressing structure is arranged between the first loop bar and the second loop bar by using the three groups of springs, the flashboard is driven to move downwards by matching the locking part with the fixing frame, the closing effect of the flashboard can be improved by using the first loop bar and the second loop bar, meanwhile, the impact force when the flashboard moves downwards can be reduced, a certain household effect is realized on the flashboard, then, the double fixing structure is formed on the upper part of the fixing frame by using the two groups of fixtures for fixing, the fixing clamp sleeve is sleeved on the inner side of the fixing frame firstly when the flashboard is installed, then the fixing fixture is clamped on the upper part of the fixing clamp sleeve, and the fixing operation on the fixing fixture is completed by matching the fixing bolt, when the fixing clamp is used, the corresponding lifting mechanism is fixed by the butt joint clamping pins on the fixing clamp, so that the using effect of the fixing frame can be improved, and the phenomenon that the fixing frame drops is avoided.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view showing the overall structure of a locking device for a quick-release gate of the present invention;
FIG. 2 is a cross-sectional view of a lock member of a locking apparatus for a quick-release gate of the present invention;
FIG. 3 is an overall view of a telescopic arm of the locking device with a quick replaceable shutter according to the present invention;
FIG. 4 is an overall view of a fixing jig of a locking device for a quick-release gate according to the present invention;
FIG. 5 is an overall view of a pressing arm of the locking device with a quick-release gate according to the present invention;
FIG. 6 is an overall view of a fastening slider of the locking device for a quick release/replacement gate of the present invention;
FIG. 7 is an overall view of the expansion shaft of the locking device with quick-release gates of the present invention;
FIG. 8 is a general view of an arcuate clip of a locking device with quick disconnect and change shutters in accordance with the present invention.
In the figure: 1. a fixed mount; 2. a locking member; 3. butting the snap ring; 4. the pressing arm is tightened; 5. fixing the clamping sleeve; 6. fixing the fixture; 7. a telescopic arm; 8. an extension pole; 9. fixing a nut; 10. a shaft sleeve; 11. a bolt; 12. fastening a slide block; 13. expanding and tightening the shaft; 14. a roller; 15. limiting the clamping frame; 16. a circular notch; 17. fixing the card holder; 18. a fixing bolt; 19. butting the clamping pins; 20. a first loop bar; 21. butting the clamping sleeves; 22. a second loop bar; 23. a spring; 24. a threaded hole; 25. a limiting chute; 26. a strip-shaped groove; 27. an arc-shaped card; 28. a bevel guide rail.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1-8, a locking device capable of quickly replacing a gate plate comprises a fixed frame 1 and a locking member 2, wherein extension rods 8 are movably mounted at both ends of the fixed frame 1, the fixed frame 1 and the extension rods 8 are movably connected through telescopic arms 7, a pressing arm 4 is fixedly mounted at the end part of the extension rod 8, the locking member 2 is fixedly mounted at the lower position of the side edge of the pressing arm 4, the locking member 2 comprises a shaft sleeve 10 and a fastening slide block 12, an expansion shaft 13 is fixedly mounted at the outer surface of one end of the shaft sleeve 10, the whole expansion shaft 13 is of a milling-open type sheet structure, the fastening slide block 12 is movably mounted at the inner side of the expansion shaft 13, a bolt 11 is movably mounted at the middle position of one end of the fastening slide block 12, a fixing sleeve 5 is fixedly mounted at the middle position of the outer surface of the upper end of the fixed frame 1, fixing clamps 6 are fixedly mounted at both sides of the outer surface of the upper end of the fixed frame 1, which is close to the fixing sleeve 5, by adjusting the bolt 11, the bolt 11 drives the fastening slider 12 to apply force to the end of the expansion shaft 13 of the shaft sleeve 10, so that the shaft sleeve 10 can be fixed on a steel pipe.
The tip of mandril 13 expands is equipped with four groups of arc cards 27, and four groups of bar grooves 26 have been seted up through milling open type mode to the tip of mandril 13, when bolt 11 rotated, bolt 11 utilized screw thread structure drive fastening slider 12, make fastening slider 12 move in the inboard of mandril 13 expands, extrude the mandril 13 that expands from inside to outside through fastening slider 12, make four groups of arc cards 27 outwards open, thereby make arc cards 27 block inboard at the steel pipe, accomplish the butt joint fixed operation to flashboard steel pipe department, the inboard fixed mounting of arc cards 27 has inclined plane guide rail 28, and the side surface of inclined plane guide rail 28 is the inclined plane structure.
The arc-shaped clamping piece 27 is butted with the fastening sliding block 12 through the inclined guide rail 28, the outer surface of the side edge of the fastening sliding block 12 is provided with a limit sliding chute 25 used by matching with the inclined guide rail 28, the whole fastening sliding block 12 is of a round table type structure, the middle part of the fastening sliding block 12 is provided with a threaded hole 24 used for butting the bolt 11, because of the threaded interface between the threaded hole 24 and the bolt 11, the bolt 11 can drive the tightening slider 12 to move when it is turned, the whole fastening sliding block 12 adopts the design of a circular truncated cone structure, so that the side edge of the fastening sliding block 12 is of an inclined plane structure, the arc-shaped clamping piece 27 is matched with the inclined guide rail 28 with the inclined side edge structure, so that the arc-shaped clamping piece 27 is expanded to a corresponding size along with the movement of the fastening sliding block 12, meanwhile, a sliding groove limiting structure is formed between the limiting sliding groove 25 and the inclined guide rail 28, so that the fastening sliding block 12 can only be adjusted in a moving mode, and the bolt 11 is prevented from driving the fastening sliding block 12 to rotate.
The tight arm 4 that compresses tightly includes first telescopic 20, butt joint cutting ferrule 21 and second telescopic 22, first telescopic 20 movable mounting is in the one end of second telescopic 22, and dock the activity of cutting ferrule 21 between first telescopic 20 and the second telescopic 22 through butt joint cutting ferrule, the inboard that lies in butt joint cutting ferrule 21 between first telescopic 20 and the second telescopic 22 is equipped with three group's springs 23, utilize three group's springs 23 setting, make first telescopic 20 and second telescopic 22 between have elasticity and sticis the structure, accomplish the fixed operation back to the flashboard at retaining member 2, it moves down to drive the flashboard through 1 cooperation retaining member of mount 2, utilize first telescopic 20 and second telescopic 22 can promote the closed effect of flashboard.
The lower part of the fixing clamp 6 is provided with a fixing clamp seat 17 for butting the fixing frame 1, the fixing clamp 6 and the fixing clamp seat 17 are butted and fixed through a fixing bolt 18, the outer surface of the side edge of the fixing clamp seat 17 is of a convex structure, the middle position of the lower end of the fixing clamp 6 is provided with a groove matched with the fixing clamp seat 17 for use, the upper end of the fixing clamp 6 is sleeved with a butting clamp pin 19, and the arrangement of two groups of fixing clamp 6 is utilized to be matched with the use of the fixing clamp 5, the upper part of the fixing frame 1 forms a double fixing structure, when in installation, the fixing clamping seat 17 is firstly sleeved at the inner side of the fixing frame 1, then the fixing clamping apparatus 6 is clamped at the upper part of the fixing clamping seat 17, the fixing operation of the fixing clamping apparatus 6 is completed by matching with the fixing bolt 18, when the fixing device is used, the corresponding lifting mechanism is fixed by the butt joint clamping pins 19 on the fixing clamping devices 6, so that the use effect of the fixing frame 1 can be improved, and the falling-off 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 calorie of frame 15, the side of flexible arm 7 is equipped with a plurality of groups circular notch 16, the side of mount 1 is equipped with the gim peg 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, setting through spacing calorie of frame 15, can avoid flexible arm 7 the obs that drops phenomenon to appear, can adjust two sets of positions of pressing arm 4 through flexible arm 7, play the position control effect to the retaining member 2 of sticising the installation on the arm 4, thereby make the flashboard structure that can fix different width between two sets of retaining member 2, the other end of axle sleeve 10 is equipped with fixation nut 9, retaining member 2 with sticis fixed through 3 butt joints of butt joint snap ring between the arm 4.
The locking device capable of quickly disassembling and replacing the flashboard is characterized in that the locking piece 2 is arranged, when the locking device capable of quickly disassembling and replacing the flashboard is used, the traditional welding type fixing structure on the flashboard is replaced by the arrangement of the locking piece 2, so that the time required for installing and fixing 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 thread between the threaded hole 24 and the bolt 11 is butted, the bolt 11 can drive the fastening slider 12 to move when rotating, the fastening slider 12 is integrally designed in a circular table type structure, the side edge of the fastening slider 12 is in an inclined plane structure, the inclined plane guide rail 28 with the inclined plane structure is matched with the side edge, so that the arc-shaped clamping sheet 27 is expanded to a corresponding size along with the movement of the fastening slider 12, when the fastening slider 12 moves to a limit position, the four groups of arc-shaped clamping pieces 27 are opened in the steel pipe, the end parts of the steel pipe are smaller, the completely opened arc-shaped clamping pieces 27 form a clamping and fixing structure, so that butt joint operation of the steel pipe is completed, meanwhile, a sliding groove limiting structure is formed between a limiting sliding groove 25 and an inclined guide rail 28, so that the fastening sliding block 12 can only be movably adjusted, the bolt 11 is prevented from driving the fastening sliding block 12 to rotate, the bolt 11 drives the fastening sliding block 12 to apply force to the end of the expansion shaft 13 of the shaft sleeve 10 through adjusting the bolt 11, the shaft sleeve 10 can be fixed in the steel pipe, and by using the two groups of locking pieces 2, the locking device has a quick butt joint structure, and the flashboard installation operation is more convenient and labor-saving;
by arranging the telescopic arms 7, when the locking device capable of quickly replacing the flashboard is used, a user utilizes the arrangement of the two groups of telescopic arms 7, so that a telescopic adjusting structure is arranged between the two groups of locking pieces 2, the distance between the two groups of locking pieces 2 can be adjusted at will according to the size of the flashboard, when the telescopic arm is operated, a user pulls out the clamping bolt from the side edge of the fixed frame 1, so that the telescopic arm 7 is in a movable state, the friction force generated when the telescopic arm 7 is pulled can be reduced by using the rolling shaft 14, and through the arrangement of the limiting clamping frame 15, the falling-off phenomenon of the telescopic arm 7 can be avoided, a user pulls the extension rod 8 to draw the telescopic arm 7 out of the fixed frame 1, the positions of the two groups of pressing arms 4 can be adjusted through the telescopic arm 7, the locking pieces 2 arranged on the pressing arms 4 are adjusted in position, so that flashboard structures with different widths can be fixed between the two groups of locking pieces 2;
by arranging the pressing arm 4, when the locking device capable of quickly disassembling and replacing the flashboard is used, the pressing arm 4 is utilized to ensure that the locking part 2 has an elastic pressing structure, after the locking part 2 completes the installation and fixing operation of the flashboard, three groups of springs 23 are utilized to ensure that the elastic pressing structure is arranged between the first sleeve rod 20 and the second sleeve rod 22, the fixing frame 1 is matched with the locking part 2 to drive the flashboard to move downwards, the first sleeve rod 20 and the second sleeve rod 22 can improve the closing effect of the flashboard and can reduce the impact force when the flashboard moves downwards, a certain household effect is achieved, then two groups of fixing fixtures 6 are utilized to be arranged and matched with the fixing clamping sleeve 5, a double fixing structure is formed at the upper part of the fixing frame 1 when the fixing frame is installed, the fixing clamping seat 17 is firstly sleeved at the inner side of the fixing frame 1, and then the fixing fixtures 6 are clamped at the upper part of the fixing clamping seat 17, the fixing operation of fixing fixture 6 is accomplished to cooperation gim peg 18, utilizes the fixed elevating system who corresponds of butt joint bayonet lock 19 on the fixed fixture 6 when using, can promote the result of use of mount 1, avoids mount 1 to appear the obscission.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a can tear locking device who trades flashboard fast open, its characterized in that, includes mount (1) and retaining member (2), the equal movable mounting in both ends of mount (1) has extension rod (8), through flexible arm (7) swing joint between mount (1) and extension rod (8), the tip fixed mounting of extension rod (8) has pressing arm (4), and retaining member (2) fixed mounting is in the side lower part position of pressing arm (4), retaining member (2) include axle sleeve (10) and fastening slider (12), the outer fixed surface in one end of axle sleeve (10) installs expansion mandril (13), and the whole of mandril (13) is for milling open sheet structure, fastening slider (12) movable mounting is in the inboard of expansion mandril (13), the one end middle part position movable mounting of fastening slider (12) has bolt (11), the fixing device is characterized in that a fixing clamping sleeve (5) is fixedly arranged in the middle of the outer surface of the upper end of the fixing frame (1), and fixing clamps (6) are fixedly arranged on the outer surface of the upper end of the fixing frame (1) close to two sides of the fixing clamping sleeve (5).
2. The locking device for the quick-release gate plate as claimed in claim 1, wherein the end of the expansion shaft (13) is provided with four sets of arc-shaped clamping pieces (27), and the end of the expansion shaft (13) is provided with four sets of strip-shaped grooves (26) in a milling-open manner.
3. A locking device for a quick-release gate according to claim 2, wherein a ramp rail (28) is fixedly installed on the inner side of the arc-shaped holding piece (27), and the outer surface of the side edge of the ramp rail (28) is of a ramp structure.
4. The locking device for the quick-change gate plate according to claim 3, wherein the arc-shaped clamping piece (27) is butted with the fastening sliding block (12) through an inclined guide rail (28), a limiting sliding groove (25) matched with the inclined guide rail (28) is arranged on the outer surface of the side edge of the fastening sliding block (12), the whole fastening sliding block (12) is of a truncated cone structure, and a threaded hole (24) for butting the bolt (11) is formed in the middle of the fastening sliding block (12).
5. The locking device of the quick-detachable gate plate is characterized in that the pressing arm (4) comprises a first loop bar (20), a butt-joint sleeve (21) and a second loop bar (22), 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 butted through the butt-joint sleeve (21), and 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 sleeve (21).
6. The locking device for the quick-detachable gate plate according to claim 1, wherein a fixing clamping seat (17) for butting against a fixing frame (1) is installed at the lower part of the fixing clamp (6), the fixing clamp (6) and the fixing clamping seat (17) are butted and fixed through a fixing bolt (18), the outer surface of the side edge of the fixing clamping seat (17) is of a convex-shaped structure, a groove matched with the fixing clamping seat (17) is formed in the middle position of the lower end of the fixing clamp (6), and a butting clamping pin (19) is sleeved at the upper end of the fixing clamp (6).
7. The locking device capable of quickly replacing the gate plate according to claim 1, wherein the whole telescopic arm (7) is of a rectangular hollow structure, a limiting clamping frame (15) is fixedly mounted 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 used for matching the circular notches (16) are formed in the side edge of the fixing frame (1), and a rolling shaft (14) is arranged on the outer surface of the telescopic arm (7).
8. The locking device for the quick-detachable gate plate is characterized in that the other end of the shaft sleeve (10) is provided with a fixing nut (9), and the locking member (2) and the pressing arm (4) are fixed in an abutting mode through an abutting snap 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115095294A true CN115095294A (en) | 2022-09-23 |
| CN115095294B CN115095294B (en) | 2023-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210806661.8A Active CN115095294B (en) | 2022-07-08 | 2022-07-08 | Locking device capable of rapidly disassembling and replacing flashboard |
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Citations (8)
| 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 |
| 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 |
-
2022
- 2022-07-08 CN CN202210806661.8A patent/CN115095294B/en active Active
Patent Citations (9)
| 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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| CN115095294B (en) | 2023-12-29 |
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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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