CN109969968B - Light aluminum alloy ring chain tightener - Google Patents
Light aluminum alloy ring chain tightener Download PDFInfo
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- CN109969968B CN109969968B CN201910288529.0A CN201910288529A CN109969968B CN 109969968 B CN109969968 B CN 109969968B CN 201910288529 A CN201910288529 A CN 201910288529A CN 109969968 B CN109969968 B CN 109969968B
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- Prior art keywords
- groove
- handle
- matched
- rotating wheel
- chain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/12—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable
- B66D3/14—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable lever operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0116—Manually or spring operated winches
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Basic Packing Technique (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a light aluminum alloy ring chain tightener which comprises a shell, a first hook, a chain and a rotating wheel, wherein the first hook is arranged at the top of the shell, the chain is arranged in the shell in a penetrating manner, the rotating wheel is matched with the chain, a connecting shaft matched with the rotating wheel is arranged in the shell in a penetrating manner, the chain is wound on the connecting shaft, one end of the chain is provided with a second hook, the other end of the chain is provided with a pull ring, the rotating wheel is provided with a first handle, the first handle is provided with a first movable groove, a second handle is arranged in the first movable groove, and the second handle can move along the inner wall of the first movable groove; the shell is provided with a groove matched with the rotating wheel; when the wire grip is carried, the second handle is pushed along the first movable groove, so that the second handle moves to the other side of the first handle, the second handle is folded on one side of the shell, and the first handle is prevented from being collided with the outside when being carried and protruding out of the shell.
Description
Technical Field
The invention belongs to the technical field of small-sized manual hoisting traction equipment, and particularly relates to a light aluminum alloy ring chain tightener.
Background
The chain tightener is a hoisting tool which drives a chain through a handle by manpower to drive a fetching device to move. The lifting and dragging device is compact in structure, convenient to carry, easy to operate, suitable for lifting and dragging operations in remote areas and in the field, and the lifting and dragging distance is not limited. Particularly, in the wire tightening operation in the power industry, the wire tightening machine is generally required to have a drag chain function, so that the chain can be quickly dragged in an idle state, and the working efficiency is improved.
The turn-buckle is usually driven by a rotating handle, the handle is generally longer in setting for labor saving, the handle can be touched with the outside frequently in the carrying process of the turn-buckle, the handle is affected, and even the handle can be damaged, so that the carrying of the turn-buckle is more inconvenient.
Disclosure of Invention
The invention provides a light aluminum alloy loop chain tightener for overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a light aluminum alloy ring chain tightener comprises a shell, a first hook arranged at the top of the shell, a chain penetrating the shell and a rotating wheel matched with the chain, wherein a connecting shaft matched with the rotating wheel penetrates the shell, the chain is wound on the connecting shaft, a second hook is arranged at one end of the chain, a pull ring is arranged at the other end of the chain, a first handle is arranged on the rotating wheel, a first movable groove is formed in the first handle, a second handle is arranged in the first movable groove, and the second handle can move along the inner wall of the first movable groove; the shell is provided with a groove matched with the rotating wheel; when the wire grip is carried, the second handle is pushed along the first movable groove, so that the second handle moves to the other side of the first handle, and the second handle is folded at one side of the shell, and the first handle is prevented from protruding out of the shell to collide with the outside during carrying; when the tightener is used, the second handle is pushed along the first movable groove, so that the second handle moves to one end of the first movable groove, and the length of the first handle is increased under the mutual matching of the first handle and the second handle, so that the force arm of the first handle is increased, the first handle is rotated more easily, and the tightener is convenient to use; after pushing into first activity inslot with the second handle, in pushing into the recess with the runner, make the runner arrange the recess in, play the storage effect through the recess to the runner, avoid runner protrusion casing surface, reduce the volume of turn-buckle, the transport of the turn-buckle of being convenient for.
A plurality of accommodating cavities are formed in the inner wall of the groove, supporting blocks are arranged in the accommodating cavities, and when the rotating wheel is positioned at the top of the groove, the supporting blocks move into the groove along the accommodating cavities; when the wire tightener works, the wire tightener is moved out of the groove, the wire tightener is arranged above the groove, the supporting block is moved out of the accommodating cavity, the supporting block enters the groove and is arranged at the bottom of the rotating wheel, supporting force is provided for the rotating wheel through the supporting block, the rotating wheel is stably arranged at the top of the groove, and the rotating wheel is prevented from entering the groove to influence the normal rotation of the rotating wheel when rotating; when carrying the turn-buckle, the supporting block is pushed into the accommodating cavity, so that the supporting block is prevented from blocking the rotating wheel, the rotating wheel is conveniently pushed into the groove, and the size of the turn-buckle is reduced, and the carrying of the turn-buckle is convenient.
The bottom of the groove is provided with a second movable groove, the bottom of the supporting block is provided with a first sliding block matched with the second movable groove, the bottom of the second movable groove is provided with a first movable cavity, and a transmission part for driving the first sliding block to move along the inner wall of the second movable groove is arranged in the first movable cavity; under the mutual matching of the first sliding block and the second movable groove, the motion trail of the supporting block is limited, so that the supporting block can only horizontally move in the groove, the supporting block quickly moves to the bottom of the rotating wheel after the rotating wheel moves out of the groove, supporting force is provided for the rotating wheel, and the rotating wheel is prevented from being embedded into the groove to influence the rotation of the rotating wheel; when the recess was gone into with the runner to needs in, the drive supporting shoe moved to holding the intracavity under the effect of driving medium, made the supporting shoe move to runner one side, avoided the supporting shoe to cause the hindrance to the runner to reduce the turn-buckle volume and be convenient for the turn-buckle transport.
The side wall of the first movable cavity is provided with a gas storage cavity, the transmission part is a transmission rod which is rotatably connected in the first movable cavity, one end of the transmission rod is movably connected to the bottom of the first sliding block, a push rod penetrates through the gas storage cavity, one end of the push rod is provided with a first push plate, and the first push plate is arranged in the first movable cavity; when the turn-buckle is transported, the pressure intensity in the air storage cavity is changed, the push rod moves in the first movable cavity under the action of the pressure intensity, the first push plate is in contact with the transmission rod, the bottom end of the transmission rod is pushed to move forwards under the action of the first push plate, the transmission rod is driven to rotate around the connection point, the top end of the transmission rod moves in the opposite direction, the supporting block is driven to move under the action of the transmission rod, the supporting block enters the containing cavity, the rotating wheel can conveniently enter the groove, the size of the turn-buckle is reduced, and the turn-buckle can be conveniently transported.
A second push plate is arranged at the other end of the push rod, an extending part matched with the second push plate is arranged on the inner wall of the gas storage cavity, a connecting frame matched with the push rod is arranged in the first movable cavity, a connecting spring is arranged on the connecting frame, and one end of the connecting spring is fixedly connected to the first push plate; the extension part is matched with the second push plate to position the second push plate, so that the second push plate can be directly pushed out of the air storage cavity after the air pressure in the air storage cavity is changed, and the transmission rod can be conveniently controlled; under the action of the connecting frame, the push rod is positioned, so that the push rod can only move along the first movable cavity, and the matching effect of the first push plate and the transmission rod is improved; after the first push rod pushes the transmission rod to rotate, the pressure in the air storage cavity is restored to a normal state, the first push plate is pulled to move towards the direction of the connecting frame under the action of the connecting spring, the push rod is made to move towards the air storage cavity, the push rod is convenient to automatically reset, and when the wire tightener is used, the rotating wheel is taken out from the groove, meanwhile, the supporting block automatically moves into the groove to provide supporting force for the rotating wheel, and the rotating wheel is prevented from being embedded into the groove.
A through cavity is formed in the side wall of the gas storage cavity, a third push plate penetrates through the through cavity, a first sliding groove matched with the third push plate is formed in the inner wall of the through cavity, and a reset spring matched with the third push plate is arranged in the first sliding groove; when the rotating wheel needs to be accommodated into the groove, the third push plate is pushed into the through cavity, the volume of the through cavity is reduced when the third push plate moves into the through cavity, air flow in the through cavity is pushed into the air storage cavity, the pressure intensity of the air storage cavity is increased, the air flow in the air storage cavity pushes the second push plate to move outwards, power is provided for the first push plate, the first push plate of the transmission rod rotates under the action of the first push plate, the support block is driven to move in the groove, the support block moves into the accommodating cavity, and the rotating wheel is convenient to push into the groove; after the rotating wheel enters the groove, the third push plate is pushed to move towards the outer side of the through cavity under the action of the reset spring, so that the first push plate does not provide thrust for the transmission rod any more, the supporting block has a tendency of moving towards the groove, the supporting block is in contact with the side wall of the rotating wheel, the supporting block has an extrusion effect on the side wall of the rotating wheel, the rotating wheel is fixed, and the rotating wheel is prevented from being easily separated from the groove.
The side wall of the shell is provided with an installation block, a second movable cavity is arranged in the installation block, a limiting rod penetrates through the second movable cavity, a limiting hole matched with the limiting rod is formed in the third push plate, a first limiting plate is arranged on the limiting rod, and a limiting spring is arranged on the first limiting plate; when the wire tightener is used, one end of the third push plate is positioned outside the through cavity, the limiting rod is pushed into the limiting hole, the limiting rod is inserted into the limiting hole, and the third push plate is fixed under the mutual matching of the limiting rod and the limiting hole, so that the third push plate cannot move, and the phenomenon that the rotating wheel enters the groove when the third push plate is pushed into the through cavity by misoperation of the wire tightener in use is avoided; when carrying the turn-buckle, the limiting rod is taken out from the limiting hole, the third push plate is pushed into the through cavity, the pressure in the gas storage cavity is changed under the action of the third push plate, so that the position of the supporting block is controlled, the rotating wheel can be conveniently folded in the groove, and the carrying of the turn-buckle is more convenient.
A second sliding groove is formed in the inner wall of the first movable groove, a second sliding block matched with the second sliding groove is arranged on the second handle, a through hole is formed in the top of the second sliding groove, a fixing plate is arranged on the first handle, and a fixing rod matched with the through hole is arranged on the fixing plate; under the mutual matching of the second sliding block and the second sliding groove, the maximum moving distance of the second handle is limited, the second handle is prevented from being separated from the first handle, and the matching effect of the first handle and the second handle is improved; when the second handle moves to first activity groove one end, pack the fixed plate into on the first in command, make the dead lever insert the through-hole in, the dead lever lateral wall contacts with the second slider lateral wall, fixes the second slider in second spout one end under the effect of dead lever, makes the unable removal of second slider to play the fixed action to the second handle, it is more reliable when making second handle and the first in command mutually support the use, promotes the security that the handle used.
A third movable cavity is formed in the rotating wheel, a first connecting block is rotatably connected in the third movable cavity, a first limiting block is arranged on the side wall of the first connecting block, a second connecting block is arranged on the side wall of the shell, and a first limiting groove matched with the first limiting block is formed in the second connecting block; after pushing the runner into in the recess, the position of adjustment runner, make the third activity chamber rotate to second connecting block one side, rotate first connecting block, make first stopper rotate to first spacing inslot, under the mutually supporting of first stopper and first spacing groove, longitudinal motion to the runner plays limiting displacement, make the unable up-motion of runner, thereby fix the runner in the recess, promote the cooperation effect of runner and recess, avoid the turn-buckle to fall out in the recess when the transport, promote the structural strength of turn-buckle.
The shell is provided with an accommodating groove; a second limiting plate is arranged at one end of the connecting shaft, a fourth movable cavity matched with the second limiting plate is arranged on the rotating wheel, and the second limiting plate is in transmission fit with the inner wall of the fourth movable cavity; when the tightener is carried, the chain is wound in the accommodating groove, and the chain is collected through the accommodating groove, so that the chain is prevented from contacting and colliding with the outside during carrying, and the chain is prevented from being wound on an outside bulge to cause abrasion to the chain; under the matching of the connecting shaft and the fourth movable cavity, the rotating wheel can move along the side wall of the connecting shaft while playing a role in fixing the rotating wheel, so that the quasi wheel can easily enter and exit the groove; the maximum stroke of the movement of the rotating wheel is limited under the action of the second limiting plate, so that the rotating wheel is prevented from being separated from the connecting shaft, and the matching effect of the rotating wheel and the connecting shaft is improved.
The invention has the following advantages: when the wire grip is carried, the second handle is pushed along the first movable groove, so that the second handle moves to the other side of the first handle, the second handle is folded on one side of the shell, and the first handle is prevented from being collided with the outside when being carried and protruding out of the shell.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a first cross-sectional view of the present invention.
FIG. 4 is an enlarged view of the region B in FIG. 3.
FIG. 5 is a second cross-sectional view of the present invention.
Fig. 6 is an enlarged view of fig. 5 at C.
Fig. 7 is a third schematic cross-sectional view of the present invention.
Fig. 8 is an enlarged view of fig. 7 at D.
Fig. 9 is an enlarged view of fig. 7 at E.
Fig. 10 is a cross-sectional view of the fourth embodiment of the present invention.
Fig. 11 is an enlarged view of fig. 10 at F.
Fig. 12 is an enlarged view at G in fig. 10.
Fig. 13 is a cross-sectional view of the fifth embodiment of the present invention.
Fig. 14 is an enlarged view of fig. 13 at H.
Detailed Description
As shown in fig. 1-14, a light aluminum alloy chain tightener comprises a housing 1, a first hook 12 disposed at the top of the housing 1, a chain 4 disposed in the housing 1 in a penetrating manner, and a rotating wheel 2 engaged with the chain 4, wherein a connecting plate 11 is disposed at the top of the housing, the first hook is disposed on the connecting plate, a connecting shaft 5 engaged with the rotating wheel 2 is disposed in the housing 1 in a penetrating manner, the chain 4 is wound on the connecting shaft 5, a second hook is disposed at one end of the chain 4, a pull ring is disposed at the other end of the chain 4, a first handle 3 is disposed on the rotating wheel 2, a first movable groove is disposed on the first handle 3, a second handle 31 is disposed in the first movable groove, and the second handle 31 can move along the inner wall of the first movable groove; other parts of the wire grip are the same as the wire grip on the market in structure, and the operation method is also the same, so the wire grip is the prior art and is not described again; the shell 1 is provided with a groove matched with the rotating wheel 2; when the wire grip is carried, the second handle is pushed along the first movable groove, so that the second handle moves to the other side of the first handle, and the second handle is folded at one side of the shell, and the first handle is prevented from protruding out of the shell to collide with the outside during carrying; when the tightener is used, the second handle is pushed along the first movable groove, so that the second handle moves to one end of the first movable groove, and the length of the first handle is increased under the mutual matching of the first handle and the second handle, so that the force arm of the first handle is increased, the first handle is rotated more easily, and the tightener is convenient to use; after pushing into first activity inslot with the second handle, in pushing into the recess with the runner, make the runner arrange the recess in, play the storage effect through the recess to the runner, avoid runner protrusion casing surface, reduce the volume of turn-buckle, the transport of the turn-buckle of being convenient for.
A plurality of accommodating cavities are formed in the inner wall of the groove, supporting blocks 140 are arranged in the accommodating cavities, and when the rotating wheel 2 is positioned at the top of the groove, the supporting blocks 140 move into the groove along the accommodating cavities; one side of the accommodating cavity is provided with an installation groove 150, a supporting spring 1501 is arranged in the installation groove, the supporting spring is connected with the side wall of the supporting block, and the supporting spring has a thrust effect on the supporting block all the time; when the wire tightener works, the wire tightener is moved out of the groove, the wire tightener is arranged above the groove, the supporting block is moved out of the accommodating cavity, the supporting block enters the groove and is arranged at the bottom of the rotating wheel, supporting force is provided for the rotating wheel through the supporting block, the rotating wheel is stably arranged at the top of the groove, and the rotating wheel is prevented from entering the groove to influence the normal rotation of the rotating wheel when rotating; when carrying the turn-buckle, the supporting block is pushed into the accommodating cavity, so that the supporting block is prevented from blocking the rotating wheel, the rotating wheel is conveniently pushed into the groove, and the size of the turn-buckle is reduced, and the carrying of the turn-buckle is convenient.
The side wall of the runner is provided with a second limiting block 21, the side wall of the groove is provided with a second limiting groove matched with the second limiting block, when the runner is embedded into the groove, the second limiting block is matched with the second limiting groove, and the runner is braked under the action of the second limiting block and the second limiting groove, so that the runner cannot rotate.
A second movable groove is formed in the bottom of the groove, a first sliding block matched with the second movable groove is arranged at the bottom of the supporting block 140, a first movable cavity 17 is formed in the bottom of the second movable groove, and a transmission part used for driving the first sliding block to move along the inner wall of the second movable groove is arranged in the first movable cavity 17; under the mutual matching of the first sliding block and the second movable groove, the motion trail of the supporting block is limited, so that the supporting block can only horizontally move in the groove, the supporting block quickly moves to the bottom of the rotating wheel after the rotating wheel moves out of the groove, supporting force is provided for the rotating wheel, and the rotating wheel is prevented from being embedded into the groove to influence the rotation of the rotating wheel; when the recess was gone into with the runner to needs in, the drive supporting shoe moved to holding the intracavity under the effect of driving medium, made the supporting shoe move to runner one side, avoided the supporting shoe to cause the hindrance to the runner to reduce the turn-buckle volume and be convenient for the turn-buckle transport.
The side wall of the first movable cavity 17 is provided with a gas storage cavity 16, the transmission part is a transmission rod 18 which is rotatably connected in the first movable cavity 17, a connecting rod is arranged in the first movable cavity and penetrates through the transmission rod, the transmission rod can rotate around the connecting rod while being fixed, one end of the transmission rod 18 is hinged to the bottom of the first sliding block, and a gap is reserved between the other end of the transmission rod and the bottom surface of the first movable cavity to reserve a space for the rotation of the transmission rod; a push rod 19 penetrates through the air storage cavity 16, a first push plate 191 is arranged at one end of the push rod 19, and the first push plate 191 is arranged in the first movable cavity 17; when the turn-buckle is transported, the pressure intensity in the air storage cavity is changed, the push rod moves in the first movable cavity under the action of the pressure intensity, the first push plate is in contact with the transmission rod, the bottom end of the transmission rod is pushed to move forwards under the action of the first push plate, the transmission rod is driven to rotate around the connection point, the top end of the transmission rod moves in the opposite direction, the supporting block is driven to move under the action of the transmission rod, the supporting block enters the containing cavity, the rotating wheel can conveniently enter the groove, the size of the turn-buckle is reduced, and the turn-buckle can be conveniently transported.
A second push plate 192 is arranged at the other end of the push rod 19, an extension part 161 matched with the second push plate 192 is arranged on the inner wall of the air storage cavity 16, a connecting frame 110 matched with the push rod 19 is arranged in the first movable cavity 17, a connecting spring 1101 is arranged on the connecting frame 110, and one end of the connecting spring 1101 is fixedly connected to the first push plate 191; the extension part is matched with the second push plate to position the second push plate, so that the second push plate can be directly pushed out of the air storage cavity after the air pressure in the air storage cavity is changed, and the transmission rod can be conveniently controlled; under the action of the connecting frame, the push rod is positioned, so that the push rod can only move along the first movable cavity, and the matching effect of the first push plate and the transmission rod is improved; after the first push rod pushes the transmission rod to rotate, the pressure in the air storage cavity is restored to a normal state, the first push plate is pulled to move towards the direction of the connecting frame under the action of the connecting spring, the push rod is made to move towards the air storage cavity, the push rod is convenient to automatically reset, and when the wire tightener is used, the rotating wheel is taken out from the groove, meanwhile, the supporting block automatically moves into the groove to provide supporting force for the rotating wheel, and the rotating wheel is prevented from being embedded into the groove.
A through cavity 130 is formed in the side wall of the gas storage cavity 16, a third push plate 120 penetrates through the through cavity 130, a first sliding groove 1301 matched with the third push plate 120 is formed in the inner wall of the through cavity 130, and a return spring 1302 matched with the third push plate 120 is arranged in the first sliding groove 1301; when the rotating wheel needs to be accommodated into the groove, the third push plate is pushed into the through cavity, the volume of the through cavity is reduced when the third push plate moves into the through cavity, air flow in the through cavity is pushed into the air storage cavity, the pressure intensity of the air storage cavity is increased, the air flow in the air storage cavity pushes the second push plate to move outwards, power is provided for the first push plate, the first push plate of the transmission rod rotates under the action of the first push plate, the support block is driven to move in the groove, the support block moves into the accommodating cavity, and the rotating wheel is convenient to push into the groove; after the rotating wheel enters the groove, the third push plate is pushed to move towards the outer side of the through cavity under the action of the reset spring, so that the first push plate does not provide thrust for the transmission rod any more, the supporting block has a tendency of moving towards the groove, the supporting block is in contact with the side wall of the rotating wheel, the supporting block has an extrusion effect on the side wall of the rotating wheel, the rotating wheel is fixed, and the rotating wheel is prevented from being easily separated from the groove.
The side wall of the shell 1 is provided with a mounting block 160, a second movable cavity is arranged in the mounting block 160, a limiting rod 170 penetrates through the second movable cavity, a limiting hole matched with the limiting rod 170 is formed in the third push plate 120, a first limiting plate 1701 is arranged on the limiting rod 170, and a limiting spring 1702 is arranged on the first limiting plate 1701; one end of the limiting rod is also provided with a first push plate 1703, and the first push plate is arranged on the outer side of the mounting block; when the wire tightener is used, one end of the third push plate is positioned outside the through cavity, the limiting rod is pushed into the limiting hole, the limiting rod is inserted into the limiting hole, and the third push plate is fixed under the mutual matching of the limiting rod and the limiting hole, so that the third push plate cannot move, and the phenomenon that the rotating wheel enters the groove when the third push plate is pushed into the through cavity by misoperation of the wire tightener in use is avoided; when carrying the turn-buckle, the limiting rod is taken out from the limiting hole, the third push plate is pushed into the through cavity, the pressure in the gas storage cavity is changed under the action of the third push plate, so that the position of the supporting block is controlled, the rotating wheel can be conveniently folded in the groove, and the carrying of the turn-buckle is more convenient.
A second sliding groove is formed in the inner wall of the first movable groove, a second sliding block 311 matched with the second sliding groove is arranged on the second handle 31, a through hole is formed in the top of the second sliding groove, a fixing plate 33 is arranged on the first handle 3, and a fixing rod 331 matched with the through hole is arranged on the fixing plate 33; the fixing plate and the first handle are made of magnetic materials, and the fixing plate is magnetically attracted with the first handle; the two groups of through holes are symmetrically arranged on two sides of the second sliding groove, and the two groups of through holes are convenient for the fixing rod to simultaneously fix the second sliding blocks on two sides of the second handle; under the mutual matching of the second sliding block and the second sliding groove, the maximum moving distance of the second handle is limited, the second handle is prevented from being separated from the first handle, and the matching effect of the first handle and the second handle is improved; when the second handle moves to first activity groove one end, pack the fixed plate into on the first in command, make the dead lever insert the through-hole in, the dead lever lateral wall contacts with the second slider lateral wall, fixes the second slider in second spout one end under the effect of dead lever, makes the unable removal of second slider to play the fixed action to the second handle, it is more reliable when making second handle and the first in command mutually support the use, promotes the security that the handle used.
A third movable cavity 22 is arranged on the rotating wheel 2, a first connecting block 23 is rotatably connected in the third movable cavity 22, a first limiting block 231 is arranged on the side wall of the first connecting block 23, a second connecting block 15 is arranged on the side wall of the shell 1, and a first limiting groove matched with the first limiting block 231 is arranged on the second connecting block 15; the top of the first connecting plate is provided with a second push plate 232 which is arranged outside the rotating wheel, and the first connecting block can be conveniently rotated through the second push plate; after pushing the runner into in the recess, the position of adjustment runner, make the third activity chamber rotate to second connecting block one side, rotate first connecting block, make first stopper rotate to first spacing inslot, under the mutually supporting of first stopper and first spacing groove, longitudinal motion to the runner plays limiting displacement, make the unable up-motion of runner, thereby fix the runner in the recess, promote the cooperation effect of runner and recess, avoid the turn-buckle to fall out in the recess when the transport, promote the structural strength of turn-buckle.
The housing 1 is provided with an accommodating groove 13; a second limiting plate 51 is arranged at one end of the connecting shaft 5, a fourth movable cavity 24 matched with the second limiting plate 51 is arranged on the rotating wheel 2, and the second limiting plate 51 is in transmission fit with the inner wall of the fourth movable cavity 24; when the tightener is carried, the chain is wound in the accommodating groove, and the chain is collected through the accommodating groove, so that the chain is prevented from contacting and colliding with the outside during carrying, and the chain is prevented from being wound on an outside bulge to cause abrasion to the chain; under the matching of the connecting shaft and the fourth movable cavity, the rotating wheel can move along the side wall of the connecting shaft while playing a role in fixing the rotating wheel, so that the quasi wheel can easily enter and exit the groove; the maximum stroke of the movement of the rotating wheel is limited under the action of the second limiting plate, so that the rotating wheel is prevented from being separated from the connecting shaft, and the matching effect of the rotating wheel and the connecting shaft is improved.
When the wire grip is carried, pushing a third push plate into the cavity to enable the supporting block to enter the accommodating cavity; the position of the rotating wheel is adjusted to align the second limiting block with the second limiting groove, the rotating wheel is pushed into the groove, and the second push plate is rotated after the rotating wheel enters the groove, so that the first limiting block is embedded into the first limiting groove to fix the rotating wheel; the fixing plate is taken down from the first handle, the second handle is pushed along the first movable groove, the second handle is moved to the side wall of the shell, one end of the second handle is prevented from protruding out of the side wall of the shell, and then the fixing rod is inserted into the other group of through holes to fix the second handle; with the chain around locating the holding tank in, collect the chain, the transport of the turn-buckle of being convenient for is reduced the volume of turn-buckle greatly.
Claims (10)
1. The utility model provides a light and handy aluminum alloy ring chain turn-buckle, includes casing (1), locates first couple (12) at casing (1) top, wear to locate chain (4) in casing (1) and with chain (4) matched with runner (2), wear to be equipped with in casing (1) with runner (2) matched with connecting axle (5), chain (4) are around locating on connecting axle (5), chain (4) one end is equipped with the second couple, and the other end is equipped with pull ring, its characterized in that: a first handle (3) is arranged on the rotating wheel (2), a first movable groove is formed in the first handle (3), a second handle (31) is arranged in the first movable groove, and the second handle (31) can move along the inner wall of the first movable groove; and the shell (1) is provided with a groove matched with the rotating wheel (2).
2. A lightweight aluminum alloy link turnbuckle according to claim 1, characterized in that: the inner wall of the groove is provided with a plurality of accommodating cavities, supporting blocks (140) are arranged in the accommodating cavities, and when the rotating wheel (2) is positioned at the top of the groove, the supporting blocks (140) move into the groove along the accommodating cavities.
3. A lightweight aluminum alloy link turnbuckle according to claim 2, characterized in that: the bottom of the groove is provided with a second movable groove, the bottom of the supporting block (140) is provided with a first sliding block matched with the second movable groove, the bottom of the second movable groove is provided with a first movable cavity (17), and a transmission part used for driving the first sliding block to move along the inner wall of the second movable groove is arranged in the first movable cavity (17).
4. A lightweight aluminum alloy link turnbuckle according to claim 3, characterized in that: be equipped with on first activity chamber (17) lateral wall and store gas chamber (16), the driving medium be rotatable coupling in transfer line (18) in first activity chamber (17), transfer line (18) one end swing joint in first slider bottom, wear to be equipped with push rod (19) in the gas storage chamber (16), push rod (19) one end is equipped with first push pedal (191), first push pedal (191) are located in first activity chamber (17).
5. A lightweight aluminum alloy link chain tightener according to claim 4, characterized in that: the push rod (19) other end is equipped with second push pedal (192), be equipped with on gas storage chamber (16) inner wall with second push pedal (192) matched with extension (161), be equipped with in first activity chamber (17) in push rod (19) matched with link (110), be equipped with coupling spring (1101) on link (110), coupling spring (1101) one end link firmly in on first push pedal (191).
6. A lightweight aluminum alloy link chain tightener according to claim 5, characterized in that: be equipped with on gas storage chamber (16) lateral wall and lead to chamber (130), wear to be equipped with third push pedal (120) in leading to chamber (130), lead to be equipped with on the chamber (130) inner wall with third push pedal (120) matched with first spout (1301), be equipped with in first spout (1301) with third push pedal (120) matched with reset spring (1302).
7. A lightweight aluminum alloy link chain tightener according to claim 6, characterized in that: the side wall of the shell (1) is provided with a mounting block (160), a second movable cavity is arranged in the mounting block (160), a limiting rod (170) penetrates through the second movable cavity, a limiting hole matched with the limiting rod (170) is formed in the third push plate (120), a first limiting plate (1701) is arranged on the limiting rod (170), and a limiting spring (1702) is arranged on the first limiting plate (1701).
8. A lightweight aluminum alloy link chain tightener according to claim 6, characterized in that: the handle is characterized in that a second sliding groove is formed in the inner wall of the first movable groove, a second sliding block (311) matched with the second sliding groove is arranged on the second handle (31), a through hole is formed in the top of the second sliding groove, a fixing plate (33) is arranged on the first handle (3), and a fixing rod (331) matched with the through hole is arranged on the fixing plate (33).
9. A lightweight aluminum alloy link turnbuckle according to claim 7, characterized in that: be equipped with third activity chamber (22) on runner (2), rotatable coupling has first connecting block (23) in third activity chamber (22), be equipped with first stopper (231) on first connecting block (23) lateral wall, be equipped with second connecting block (15) on casing (1) lateral wall, be equipped with on second connecting block (15) with first stopper (231) matched with first spacing groove.
10. A lightweight aluminum alloy link turnbuckle according to claim 9, characterized in that: the shell (1) is provided with an accommodating groove (13); connecting axle (5) one end is equipped with second limiting plate (51), be equipped with on runner (2) with second limiting plate (51) matched with fourth activity chamber (24), second limiting plate (51) with fourth activity chamber (24) inner wall transmission fit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910288529.0A CN109969968B (en) | 2019-04-11 | 2019-04-11 | Light aluminum alloy ring chain tightener |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910288529.0A CN109969968B (en) | 2019-04-11 | 2019-04-11 | Light aluminum alloy ring chain tightener |
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| CN109969968A CN109969968A (en) | 2019-07-05 |
| CN109969968B true CN109969968B (en) | 2021-05-25 |
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| CN113023609B (en) * | 2021-04-09 | 2022-10-28 | 浙江冠林机械有限公司 | Loop chain turn-buckle that bearing capacity is excellent |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0442318Y2 (en) * | 1988-02-29 | 1992-10-06 | ||
| CN201485207U (en) * | 2009-05-27 | 2010-05-26 | 赵强 | Novel hand chain type hoist device |
| JP2011256042A (en) * | 2010-06-04 | 2011-12-22 | Kanou Seiko Kk | Manual auxiliary chain block |
| CN204643689U (en) * | 2015-04-30 | 2015-09-16 | 重庆维大力起重设备有限公司 | A kind of chain block pull chain guide |
| DE202015102783U1 (en) * | 2015-05-29 | 2016-04-19 | Columbus Mckinnon Industrial Products Gmbh | hoist |
| CN206298294U (en) * | 2016-11-11 | 2017-07-04 | 天津市中能电力科技有限公司 | Power ring-chain hoist fast interface structure |
| CN208028489U (en) * | 2017-07-20 | 2018-10-30 | 沈阳工学院 | A kind of high efficiency cord holder |
| CN207765888U (en) * | 2018-02-05 | 2018-08-24 | 方博文 | A kind of power equipment cord holder |
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