CN221093431U - Combined lifting appliance convenient to install and detach and used for lifting - Google Patents
Combined lifting appliance convenient to install and detach and used for lifting Download PDFInfo
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- CN221093431U CN221093431U CN202323188101.XU CN202323188101U CN221093431U CN 221093431 U CN221093431 U CN 221093431U CN 202323188101 U CN202323188101 U CN 202323188101U CN 221093431 U CN221093431 U CN 221093431U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
- 239000010959 steel Substances 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 20
- 210000001847 jaw Anatomy 0.000 description 63
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000009969 flowable effect Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The invention discloses a combined lifting appliance for lifting, which is convenient to install and disassemble, and solves the problem that one set of lifting appliance cannot be conveniently installed on I-steel with different specifications; including I-steel, electric block and U-shaped anchor clamps, I-steel transversely fixes in the sky, be equipped with the chain in the electric block, the both ends of U-shaped anchor clamps are equipped with L type anchor clamps and link to each other through flexible locking mechanism, the device is equipped with flexible locking mechanism, realize the clamp of U-shaped anchor clamps and I-steel through rotatory knob, not only can be applicable to the clamp of the I-steel of different specifications, need not frequent change device, thereby reduce cost expenditure, still can realize portable's function through flexible L type anchor clamps, increase portability, the device still is equipped with latched device, this latched device possesses anti-drop structure and convenient to detach, not only reduce the risk that electric block dropped, increase the efficiency of installation and dismantlement moreover, also reduce unnecessary loss when increasing the practicality.
Description
Technical Field
The invention relates to a lifting sling, in particular to a combined lifting sling for lifting, which is convenient to install and detach and an installation and detachment method thereof.
Background
Special rigging such as lifting hooks, steel wire ropes, chains and the like are commonly adopted in the lifting appliance; the lifting sucker, the clamp and the fork can be used on a crane as a special lifting appliance for a long time, can also be used as a replaceable auxiliary lifting appliance to be hung on a lifting hook for temporary use, and are commonly used for multi-cargo warehouse and storage yard so as to improve the operation efficiency; the lifting appliance for grabbing bulk materials is a grab bucket with a jaw plate capable of being opened and closed, and can also be used for sucking magnetically permeable materials such as metal chips by using an electromagnetic chuck; the sling for hanging the flowable materials is commonly provided with a bucket and a hanging pot, molten steel or chemical solution is generally discharged by tilting or pulling a bottom plug and the like, and the flowable materials such as concrete and the like are discharged by opening a bottom door of the hanging pot; in order to meet the maintenance and lifting of daily large machinery, some lifting rigging companies also design special lifting rigging, such as fan lifting rigging, tower lifting rigging, blade lifting rigging, hub lifting rigging, steam turbine and other nonstandard lifting rigging; at present, the lifting sling is generally arranged on I-steel and used for lifting heavy objects, so that the labor force of workers is reduced, and the working efficiency is improved; however, the general lifting sling has the defects of inconvenient carrying due to large size, and the lifting sling cannot be suitable for fixing I-steel with different specifications, needs to be replaced frequently, increases the lifting cost, and when in hooking, in addition, the hook of the lifting sling does not have an anti-falling mechanism, so that the risk of falling of an electric hoist exists, and further lifting accidents can be caused.
Disclosure of Invention
The invention provides a combined lifting appliance for lifting, which is convenient to install and disassemble, and solves the technical problem that one set of lifting appliance cannot be conveniently installed on I-steel with different specifications.
The invention solves the technical problems by the following technical proposal:
The utility model provides a convenient jack-up of installing and dismantling is with combination hoist, including I-steel and the U-shaped anchor clamps of fixed setting in the sky, U-shaped anchor clamps are by bottom crossbeam, left L shape clamping jaw and right L shape clamping jaw are constituteed, be provided with "one" font left spliced eye in the left part in the bottom crossbeam, be provided with left anticreep recess on the terminal surface in "one" font left spliced eye, the bottom rail activity grafting of left L shape clamping jaw is in "one" font left spliced eye, be provided with left anticreep protruding piece at the bottom rail right-hand member of left L shape clamping jaw, left anticreep protruding piece sets up in left anticreep recess; the right part in the bottom cross beam is provided with a straight-line-shaped right inserting hole, the top end surface in the straight-line-shaped right inserting hole is provided with a right anti-falling groove, the lower cross rod of the right L-shaped clamping jaw is movably inserted into the straight-line-shaped right inserting hole, the left end of the lower cross rod of the right L-shaped clamping jaw is provided with a right anti-falling protruding block, and the right anti-falling protruding block is arranged in the right anti-falling groove; the left L-shaped clamping jaw is clamped on the left lower flange plate of the I-steel along the left-to-right direction, and the right L-shaped clamping jaw is clamped on the right lower flange plate of the I-steel along the right-to-left direction; a hanging ring is fixedly arranged at the center of the bottom end face of the bottom cross beam of the U-shaped clamp, a rectangular hook is hung on the hanging ring, and an electric hoist is fixedly connected to the lower end of the rectangular hook.
A cavity is formed in the middle of the bottom cross beam, a left gear installation groove is formed in the bottom surface of the left end of the hole of the I-shaped left inserting hole, a left gear central shaft is fixedly arranged in the left gear installation groove, a left gear is movably connected to the left gear central shaft, a left limit gear is fixedly arranged on the front side elevation of the left gear, a left rack is arranged on the lower bottom surface of the lower cross rod of the left L-shaped clamping jaw, the left rack is meshed with the left gear, and a left limit rod penetrating through hole is formed between the cavity and the left gear installation groove; a central rotating shaft is movably arranged in the cavity, a turntable is fixedly connected to the central rotating shaft, a left locating pin and a right locating pin are respectively arranged on the turntable, a left locating rod is movably arranged in the left locating rod penetrating through the through hole, a left pull rod is arranged in the cavity, the right end of the left pull rod is hinged to the left locating pin, the right end of the left locating rod is hinged to the left end of the left pull rod, the left end of the left locating rod is propped against a tooth groove of a left locating gear, and a left spring is arranged between the inner side wall of the through hole in which the left locating rod penetrates through the through hole and the left locating rod; a right gear mounting groove is formed in the bottom surface of the right end in the hole of the straight-line-shaped right inserting hole, a right gear central shaft is fixedly arranged in the right gear mounting groove, a right gear is movably connected to the right gear central shaft, a right limit gear is fixedly arranged on the front side elevation of the right gear, a right rack is arranged on the lower bottom surface of the lower cross rod of the right L-shaped clamping jaw, the right rack is meshed with the right gear, and a right limit rod penetrating through hole is formed between the cavity and the right gear mounting groove; the right limiting rod penetrates through the through hole to be movably provided with a right limiting rod, the right pull rod is arranged in the cavity, the left end of the right pull rod is hinged to the right locating pin, the left end of the right limiting rod is hinged to the right end of the right pull rod, the right end of the right limiting rod is propped against the tooth groove of the right limiting gear, and a right spring is arranged between the inner side wall of the through hole, where the right limiting rod penetrates through the through hole, and the right limiting rod.
The rectangular hook is provided with a hanging notch, a vertical bolt hole is formed in a rectangular hook upright post below the hanging notch, a bolt tongue is arranged on a rectangular hook upright post on the left side of the vertical bolt hole to move up and down, a vertical rod of an L-shaped bolt is movably arranged in the vertical bolt hole, the outer side end of a horizontal rod on the L-shaped bolt is arranged on the outer side of a left side elevation of the rectangular hook after moving up and down through the bolt tongue, a pressure spring is arranged in the vertical bolt hole, and the upper end of the pressure spring is propped against the lower bottom surface of the L-shaped bolt.
A method for installing and detaching a combined lifting appliance for lifting comprises the steps of pulling left L-shaped clamping jaws left along a left-right horizontal direction, pulling right L-shaped clamping jaws right along the left-right horizontal direction, moving a U-shaped clamp to be right below an I-steel, lifting the U-shaped clamp upwards, enabling the upper end of the left L-shaped clamping jaws to be moved to the upper portion of a left lower flange plate of the I-steel, enabling the upper end of the right L-shaped clamping jaws to be moved to the upper portion of a right lower flange plate of the I-steel, clamping the left L-shaped clamping jaws on the left lower flange plate of the I-steel along the left-right direction, and clamping the right L-shaped clamping jaws on the right lower flange plate of the I-steel along the right-left direction.
When the upper end of the left L-shaped clamping jaw of the U-shaped clamp is lifted upwards to be moved above the left lower flange plate of the I-steel, the upper end of the right L-shaped clamping jaw is moved to be above the right lower flange plate of the I-steel, and then the left L-shaped clamping jaw is moved horizontally to the right, so that the left L-shaped clamping jaw is clamped on the left lower flange plate of the I-steel; horizontally moving the right L-shaped clamping jaw leftwards to clamp the right L-shaped clamping jaw on a right lower flange plate of the I-steel; then, the rotating force of the clockwise rotating center rotating shaft is relieved, the left limiting rod moves leftwards under the action of the elasticity of the left spring, the left end of the left limiting rod is propped against the tooth groove of the left limiting gear, the effect of locking the left gear to prevent the left gear from rotating is achieved, and meanwhile, the left L-shaped clamping jaw is firmly clamped on the left lower flange plate of the I-steel through the meshing of the left gear and the left rack;
The right limiting rod moves rightwards under the action of the elasticity of the right spring, so that the right end of the right limiting rod is propped against the tooth groove of the right limiting gear, the right gear is locked, the right limiting rod cannot rotate, and meanwhile, the right L-shaped clamping jaw is firmly clamped on the right lower flange plate of the I-steel through the meshing of the right gear and the right rack.
When the rectangular hook is hooked to the hanging ring, the bolt tongue on the L-shaped bolt moves downwards to enable the pressure spring to shrink, meanwhile, the upper part of the vertical rod of the L-shaped bolt leaves the hooking notch to enter the long through hole for moving the bolt tongue up and down, the hanging ring moves to the rectangular hook through the hooking notch, then the downward pressure of the bolt tongue on the L-shaped bolt is removed, the L-shaped bolt moves upwards under the action of the elasticity of the pressure spring, the upper part of the vertical rod of the L-shaped bolt returns to the hooking notch, and the hooking notch is closed.
The telescopic locking mechanism is arranged, the U-shaped clamp and the I-steel are clamped by rotating the knob, so that the telescopic locking mechanism can be suitable for clamping I-steel with different specifications without frequent replacement of the device, cost expenditure is reduced, the portable function can be realized by the telescopic L-shaped clamp, portability is improved, the device is also provided with the locking mechanism, the locking mechanism is provided with an anti-falling structure and is convenient to detach, the risk of falling of the electric hoist is reduced, the efficiency of installation and detachment is increased, and unnecessary loss is reduced while the practicability is increased.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a transverse cross-sectional view of the U-shaped clamp and rectangular hook 12 of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
FIG. 6 is a partial enlarged view at D of FIG. 2;
FIG. 7 is an enlarged view of a portion of FIG. 2 at E;
fig. 8 is a partial enlarged view at F of fig. 2.
Description of the embodiments
The invention is described in detail below with reference to the attached drawing figures:
The combined lifting appliance for lifting is convenient to install and disassemble and comprises I-steel 10 and a U-shaped clamp which are fixedly arranged in the air, wherein the U-shaped clamp is composed of a bottom cross beam 1, a left L-shaped clamping jaw 2 and a right L-shaped clamping jaw 3, a left-shaped left inserting hole 4 is formed in the left part in the bottom cross beam 1, a left anti-falling groove 5 is formed in the top end face in the left-shaped left inserting hole 4, a lower cross rod of the left L-shaped clamping jaw 2 is movably inserted into the left-shaped inserting hole 4, a left anti-falling protruding block 6 is arranged at the right end of a lower cross rod of the left L-shaped clamping jaw 2, and the left anti-falling protruding block 6 is arranged in the left anti-falling groove 5; the right part in the bottom cross beam 1 is provided with a straight-line-shaped right inserting hole 7, the top end surface in the straight-line-shaped right inserting hole 7 is provided with a right anti-falling groove 8, the lower cross rod of the right L-shaped clamping jaw 3 is movably inserted into the straight-line-shaped right inserting hole 7, the left end of the lower cross rod of the right L-shaped clamping jaw 3 is provided with a right anti-falling protruding block 9, and the right anti-falling protruding block 9 is arranged in the right anti-falling groove 8; the left L-shaped clamping jaw 2 is clamped on the left lower flange plate of the I-steel 10 along the left-to-right direction, and the right L-shaped clamping jaw 3 is clamped on the right lower flange plate of the I-steel 10 along the right-to-left direction; a hanging ring 11 is fixedly arranged in the center of the bottom end face of the bottom cross beam 1 of the U-shaped clamp, a rectangular hook 12 is hung on the hanging ring 11, and an electric hoist 13 is fixedly connected to the lower end of the rectangular hook 12.
A cavity 14 is formed in the middle of the bottom cross beam 1, a left gear installation groove 15 is formed in the bottom surface of the left end of the hole of the I-shaped left inserting hole 4, a left gear central shaft 16 is fixedly arranged in the left gear installation groove 15, a left gear 17 is movably connected to the left gear central shaft 16, a left limit gear 18 is fixedly arranged on the front side elevation of the left gear 17, a left rack 19 is arranged on the lower bottom surface of the lower cross beam of the left L-shaped clamping jaw 2, the left rack 19 is meshed with the left gear 17, and a left limit rod penetrating through hole 20 is formed between the cavity 14 and the left gear installation groove 15; a central rotating shaft 21 is movably arranged in the cavity 14, a turntable 22 is fixedly connected to the central rotating shaft 21, a left locating pin 23 and a right locating pin 24 are respectively arranged on the turntable 22, a left locating rod 25 is movably arranged in the left locating rod penetrating through hole 20, a left pull rod 26 is arranged in the cavity 14, the right end of the left pull rod 26 is hinged to the left locating pin 23, the right end of the left locating rod 25 is hinged to the left end of the left pull rod 26, the left end of the left locating rod 25 is propped against a tooth groove of the left locating gear 18, and a left spring 27 is arranged between the inner side wall of the left locating rod penetrating through hole 20 and the left locating rod 25; a right gear mounting groove 28 is formed in the bottom surface of the right end in the hole of the straight-line-shaped right inserting hole 7, a right gear central shaft 29 is fixedly arranged in the right gear mounting groove 28, a right gear 30 is movably connected to the right gear central shaft 29, a right limit gear 31 is fixedly arranged on the front side elevation of the right gear 30, a right rack 32 is arranged on the lower bottom surface of the lower cross rod of the right L-shaped clamping jaw 3, the right rack 32 is meshed with the right gear 30, and a right limit rod penetrating through hole 33 is formed between the cavity 14 and the right gear mounting groove 28; a right limiting rod 34 is movably arranged in the right limiting rod penetrating through the through hole 33, a right pull rod 35 is arranged in the cavity 14, the left end of the right pull rod 35 is hinged on the right positioning pin 24, the left end of the right limiting rod 34 is hinged with the right end of the right pull rod 35, the right end of the right limiting rod 34 is propped against the tooth groove of the right limiting gear 31, and a right spring is arranged between the inner side wall of the through hole in the right limiting rod penetrating through hole 33 and the right limiting rod 34.
A hanging notch 36 is arranged on the rectangular hook 12, a vertical bolt hole 37 is arranged in a rectangular hook column below the hanging notch 36, a bolt tongue up-and-down moving long strip through hole 38 is arranged on the rectangular hook column on the left side of the vertical bolt hole 37, a vertical rod of an L-shaped bolt 39 is movably arranged in the vertical bolt hole 37, the outer side end of a horizontal rod on the L-shaped bolt 39 is arranged on the outer side of the left side elevation of the rectangular hook 12 after passing through the bolt tongue up-and-down moving long strip through hole 38, a pressure spring 40 is arranged in the vertical bolt hole 37, and the upper end of the pressure spring 40 is propped against the lower bottom surface of the L-shaped bolt 39.
The method for installing and dismantling the combined lifting appliance for lifting comprises I-steel 10 and a U-shaped clamp which are fixedly arranged in the air, wherein the U-shaped clamp consists of a bottom cross beam 1, a left L-shaped clamping jaw 2 and a right L-shaped clamping jaw 3, a left-shaped left inserting hole 4 is formed in the left part in the bottom cross beam 1, a left anti-falling groove 5 is formed in the top end face in the left-shaped left inserting hole 4, a bottom cross rod of the left L-shaped clamping jaw 2 is movably inserted into the left-shaped inserting hole 4, a left anti-falling protruding block 6 is arranged at the right end of a bottom cross rod of the left L-shaped clamping jaw 2, and the left anti-falling protruding block 6 is arranged in the left anti-falling groove 5; the right part in the bottom cross beam 1 is provided with a straight-line-shaped right inserting hole 7, the top end surface in the straight-line-shaped right inserting hole 7 is provided with a right anti-falling groove 8, the lower cross rod of the right L-shaped clamping jaw 3 is movably inserted into the straight-line-shaped right inserting hole 7, the left end of the lower cross rod of the right L-shaped clamping jaw 3 is provided with a right anti-falling protruding block 9, and the right anti-falling protruding block 9 is arranged in the right anti-falling groove 8; a hanging ring 11 is fixedly arranged in the center of the bottom end surface of the bottom cross beam 1 of the U-shaped clamp, a rectangular hook 12 is hung on the hanging ring 11, and an electric hoist 13 is fixedly connected to the lower end of the rectangular hook 12; the method is characterized by comprising the following steps of:
The left L-shaped clamping jaw 2 is pulled out leftwards along the left-right horizontal direction, the right L-shaped clamping jaw 3 is pulled out rightwards along the left-right horizontal direction, then the U-shaped clamp is moved to the right under the I-steel 10, the U-shaped clamp is lifted upwards, the upper end of the left L-shaped clamping jaw 2 is moved to the upper part of the left lower flange plate of the I-steel 10, the upper end of the right L-shaped clamping jaw 3 is moved to the upper part of the right lower flange plate of the I-steel 10, then the left L-shaped clamping jaw 2 is clamped on the left lower flange plate of the I-steel 10 along the left-right direction, and the right L-shaped clamping jaw 3 is clamped on the right lower flange plate of the I-steel 10 along the right-left direction.
A cavity 14 is formed in the middle of the bottom cross beam 1, a left gear installation groove 15 is formed in the bottom surface of the left end of the hole of the I-shaped left inserting hole 4, a left gear central shaft 16 is fixedly arranged in the left gear installation groove 15, a left gear 17 is movably connected to the left gear central shaft 16, a left limit gear 18 is fixedly arranged on the front side elevation of the left gear 17, a left rack 19 is arranged on the lower bottom surface of the lower cross beam of the left L-shaped clamping jaw 2, the left rack 19 is meshed with the left gear 17, and a left limit rod penetrating through hole 20 is formed between the cavity 14 and the left gear installation groove 15; a central rotating shaft 21 is movably arranged in the cavity 14, a turntable 22 is fixedly connected to the central rotating shaft 21, a left locating pin 23 and a right locating pin 24 are respectively arranged on the turntable 22, a left locating rod 25 is movably arranged in the left locating rod penetrating through hole 20, a left pull rod 26 is arranged in the cavity 14, the right end of the left pull rod 26 is hinged to the left locating pin 23, the right end of the left locating rod 25 is hinged to the left end of the left pull rod 26, the left end of the left locating rod 25 is propped against a tooth groove of the left locating gear 18, and a left spring 27 is arranged between the inner side wall of the left locating rod penetrating through hole 20 and the left locating rod 25; a right gear mounting groove 28 is formed in the bottom surface of the right end in the hole of the straight-line-shaped right inserting hole 7, a right gear central shaft 29 is fixedly arranged in the right gear mounting groove 28, a right gear 30 is movably connected to the right gear central shaft 29, a right limit gear 31 is fixedly arranged on the front side elevation of the right gear 30, a right rack 32 is arranged on the lower bottom surface of the lower cross rod of the right L-shaped clamping jaw 3, the right rack 32 is meshed with the right gear 30, and a right limit rod penetrating through hole 33 is formed between the cavity 14 and the right gear mounting groove 28; a right limiting rod 34 is movably arranged in the right limiting rod penetrating through hole 33, a right pull rod 35 is arranged in the cavity 14, the left end of the right pull rod 35 is hinged on the right positioning pin 24, the left end of the right limiting rod 34 is hinged with the right end of the right pull rod 35, the right end of the right limiting rod 34 is propped in a tooth slot of the right limiting gear 31, and a right spring is arranged between the inner side wall of the right limiting rod penetrating through hole 33 and the right limiting rod 34;
Before the left L-shaped clamping jaw 2 is pulled out leftwards in the left-right horizontal direction and before the right L-shaped clamping jaw 3 is pulled out rightwards in the left-right horizontal direction, the central rotating shaft 21 is rotated clockwise, the turntable 22 is rotated clockwise, the rotation of the turntable 22 moves the left limiting rod 25 rightwards against the elastic force of the left spring 27 through the left pull rod 26, the left end of the left limiting rod 25 is moved out of a tooth socket of the left limiting gear 18, the rotation limiting of the left limiting rod 25 on the left gear 17 is released, the left L-shaped clamping jaw 2 is pulled out leftwards in the left-right horizontal direction, and in the process, the left gear 17 and the left limiting gear 18 synchronously rotate anticlockwise in the leftward pulling process of the left L-shaped clamping jaw 2 due to the meshing of the left gear 17 and the left rack 19; simultaneously, the turntable 22 rotates clockwise, the right limiting rod 34 moves leftwards against the elasticity of the right spring through the right pull rod 35, the right end of the right limiting rod 34 moves out of a tooth socket of the right limiting gear 31, the rotation limit of the right limiting rod 34 on the right gear 30 is released, the right L-shaped clamping jaw 3 is pulled out rightwards along the left-right horizontal direction, and in the process, the right gear 30 is meshed with the right rack 32, and the right gear 30 and the right limiting gear 31 synchronously rotate clockwise in the right pulling-out process of the right L-shaped clamping jaw 3;
When the upper end of the left L-shaped clamping jaw 2 of the U-shaped clamp is lifted upwards to be moved above the left lower flange plate of the I-steel 10, the upper end of the right L-shaped clamping jaw 3 is moved above the right lower flange plate of the I-steel 10, and then the left L-shaped clamping jaw 2 is horizontally moved rightward, so that the left L-shaped clamping jaw 2 is clamped on the left lower flange plate of the I-steel 10; horizontally moving the right L-shaped clamping jaw 3 leftwards to clamp the right L-shaped clamping jaw 3 on a right lower flange plate of the I-steel 10; then, the rotating force of the clockwise rotating center rotating shaft 21 is relieved, the left limiting rod 25 moves leftwards under the action of the elastic force of the left spring 27, the left end of the left limiting rod 25 is propped against the tooth groove of the left limiting gear 18, the effect of locking the left gear 17 to prevent the left gear from rotating is achieved, and meanwhile, the left L-shaped clamping jaw 2 is firmly clamped on the left lower flange plate of the I-steel 10 through the meshing of the left gear 17 and the left rack 19;
The right limiting rod 34 moves rightwards under the action of the elasticity of the right spring, so that the right end of the right limiting rod 34 is propped against the tooth groove of the right limiting gear 31, the effect of locking the right gear 30 to prevent the right gear from rotating is achieved, and meanwhile, the right L-shaped clamping jaw 3 is firmly clamped on the right lower flange plate of the I-steel 10 through the meshing of the right gear 30 and the right rack 32.
A hanging ring 11 is fixedly arranged in the center of the bottom end surface of the bottom cross beam 1 of the U-shaped clamp, and an electric hoist 13 is fixedly connected with the lower end of the rectangular hook 12; a hanging notch 36 is formed in the rectangular hook 12, a vertical bolt hole 37 is formed in a rectangular hook upright below the hanging notch 36, a bolt tongue up-and-down moving long-strip through hole 38 is formed in the rectangular hook upright on the left side of the vertical bolt hole 37, a vertical rod of an L-shaped bolt 39 is movably arranged in the vertical bolt hole 37, the outer side end of a horizontal rod on the L-shaped bolt 39 is arranged on the outer side of the left side elevation of the rectangular hook 12 after passing through the bolt tongue up-and-down moving long-strip through hole 38, a pressure spring 40 is arranged in the vertical bolt hole 37, and the upper end of the pressure spring 40 is propped against the lower bottom surface of the L-shaped bolt 39;
When the rectangular hook 12 is hung on the hanging ring 11, the bolt tongue on the L-shaped bolt 39 is firstly moved downwards to enable the pressure spring 40 to shrink, meanwhile, the upper part of the vertical rod of the L-shaped bolt 39 leaves the hanging notch 36 and enters the bolt tongue up-down moving long through hole 38, the hanging ring 11 is moved into the rectangular hook 12 through the hanging notch 36, then the downward pressure of the bolt tongue on the L-shaped bolt 39 is removed, the L-shaped bolt 39 moves upwards under the elastic force of the pressure spring 40, and the upper part of the vertical rod of the L-shaped bolt 39 returns to the hanging notch 36 to seal the hanging notch 36.
Claims (3)
1. The combined lifting appliance for lifting is convenient to install and detach, comprises I-steel (10) and a U-shaped clamp which are fixedly arranged in the air, and is characterized in that the U-shaped clamp is composed of a bottom cross beam (1), a left L-shaped clamping jaw (2) and a right L-shaped clamping jaw (3), a left-shaped left inserting hole (4) is formed in the left part in the bottom cross beam (1), a left anti-falling groove (5) is formed in the top end face in the left-shaped inserting hole (4), a bottom cross rod of the left L-shaped clamping jaw (2) is movably inserted into the left-shaped inserting hole (4), a left anti-falling protruding block (6) is arranged at the right end of the bottom cross rod of the left L-shaped clamping jaw (2), and the left anti-falling protruding block (6) is arranged in the left anti-falling groove (5); the right part in the bottom cross beam (1) is provided with a straight-line-shaped right inserting hole (7), the top end surface in the straight-line-shaped right inserting hole (7) is provided with a right anti-falling groove (8), the lower cross rod of the right L-shaped clamping jaw (3) is movably inserted into the straight-line-shaped right inserting hole (7), the left end of the lower cross rod of the right L-shaped clamping jaw (3) is provided with a right anti-falling protruding block (9), and the right anti-falling protruding block (9) is arranged in the right anti-falling groove (8); the left L-shaped clamping jaw (2) is clamped on a left lower flange plate of the I-steel (10) along the direction from left to right, and the right L-shaped clamping jaw (3) is clamped on a right lower flange plate of the I-steel (10) along the direction from right to left; a hanging ring (11) is fixedly arranged at the center of the bottom end surface of the bottom cross beam (1) of the U-shaped clamp, a rectangular hook (12) is hung on the hanging ring (11), and an electric hoist (13) is fixedly connected to the lower end of the rectangular hook (12).
2. The combined lifting appliance for lifting convenient to install and disassemble according to claim 1 is characterized in that a cavity (14) is formed in the middle of the bottom cross beam (1), a left gear installation groove (15) is formed in the bottom surface of the left end of the hole of the I-shaped left inserting hole (4), a left gear central shaft (16) is fixedly arranged in the left gear installation groove (15), a left gear (17) is movably connected to the left gear central shaft (16), a left limit gear (18) is fixedly arranged on the front vertical surface of the left gear (17), a left rack (19) is arranged on the lower bottom surface of the lower cross beam of the left L-shaped clamping jaw (2), the left rack (19) is meshed with the left gear (17), and a left limit rod penetrating through hole (20) is formed between the cavity (14) and the left gear installation groove (15); a central rotating shaft (21) is movably arranged in the cavity (14), a rotary table (22) is fixedly connected to the central rotating shaft (21), a left locating pin (23) and a right locating pin (24) are respectively arranged on the rotary table (22), a left locating rod (25) is movably arranged in the left locating rod penetrating through hole (20), a left pull rod (26) is arranged in the cavity (14), the right end of the left pull rod (26) is hinged to the left locating pin (23), the right end of the left locating rod (25) is hinged to the left end of the left pull rod (26), the left end of the left locating rod (25) is propped against a tooth groove of a left locating gear (18), and a left spring (27) is arranged between the inner side wall of the through hole in the left locating rod penetrating through hole (20) and the left locating rod (25); a right gear mounting groove (28) is formed in the bottom surface of the right end in the hole of the straight-line right inserting hole (7), a right gear central shaft (29) is fixedly arranged in the right gear mounting groove (28), a right gear (30) is movably connected to the right gear central shaft (29), a right limit gear (31) is fixedly arranged on the front side elevation of the right gear (30), a right rack (32) is arranged on the lower bottom surface of the lower cross rod of the right L-shaped clamping jaw (3), the right rack (32) is meshed with the right gear (30), and a right limit rod penetrating through hole (33) is formed between the cavity (14) and the right gear mounting groove (28); the right limiting rod penetrates through the through hole (33) and is movably provided with a right limiting rod (34), the cavity (14) is internally provided with a right pulling rod (35), the left end of the right pulling rod (35) is hinged to the right locating pin (24), the left end of the right limiting rod (34) is hinged to the right end of the right pulling rod (35), the right end of the right limiting rod (34) is propped against a tooth groove of the right limiting gear (31), and a right spring is arranged between the inner side wall of the through hole in the right limiting rod penetrating through the through hole (33) and the right limiting rod (34).
3. The combined lifting appliance for lifting convenient to install and detach according to claim 1 or 2 is characterized in that a hanging notch (36) is formed in a rectangular hanging hook (12), a vertical bolt hole (37) is formed in a rectangular hanging hook upright below the hanging notch (36), a bolt tongue up-down moving long-strip through hole (38) is formed in the rectangular hanging hook upright on the left side of the vertical bolt hole (37), a vertical rod of an L-shaped bolt (39) is movably arranged in the vertical bolt hole (37), the outer side end of a horizontal rod on the L-shaped bolt (39) is arranged on the outer side of the left side elevation of the rectangular hanging hook (12) after the long-strip through hole (38) is moved up-down by the bolt tongue, a pressure spring (40) is arranged in the vertical bolt hole (37), and the upper end of the pressure spring (40) is propped against the lower bottom surface of the L-shaped bolt (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323188101.XU CN221093431U (en) | 2023-11-25 | 2023-11-25 | Combined lifting appliance convenient to install and detach and used for lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323188101.XU CN221093431U (en) | 2023-11-25 | 2023-11-25 | Combined lifting appliance convenient to install and detach and used for lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221093431U true CN221093431U (en) | 2024-06-07 |
Family
ID=91313068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323188101.XU Active CN221093431U (en) | 2023-11-25 | 2023-11-25 | Combined lifting appliance convenient to install and detach and used for lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221093431U (en) |
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2023
- 2023-11-25 CN CN202323188101.XU patent/CN221093431U/en active Active
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