CN213037254U - Steel reinforcement cage hoist - Google Patents
Steel reinforcement cage hoist Download PDFInfo
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- CN213037254U CN213037254U CN202021040315.6U CN202021040315U CN213037254U CN 213037254 U CN213037254 U CN 213037254U CN 202021040315 U CN202021040315 U CN 202021040315U CN 213037254 U CN213037254 U CN 213037254U
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- rack
- net rack
- reinforcement cage
- ratchet
- steel reinforcement
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Abstract
The utility model provides a steel reinforcement cage hoist, including the truss, set up the ratchet rack of bottom surface under the truss, the shoulder pole roof beam of setting on the truss, install the couple of at least one on the ratchet rack, the truss includes the rack, the rack is with being used for connecting the connecting rod between net rack and the lower rack down, the area size is the same between area and the lower rack each node between the net rack each node, net rack node projection is located net rack node central point down and puts, the couple includes the installation department, set up in the portion of hoisting of installation department below and set up the pulley groove between installation department and the portion of hoisting, the pulley groove passes the ratchet rack, the installation department has the fixed pulley of the non return pawl that uses with ratchet rack cooperation for the axial side. The utility model discloses a ratchet rack is as stop gear, has realized the simple and easy stepless adjustment who installs additional and position of lifting hook quantity.
Description
Technical Field
The utility model relates to a roof beam field hoist and mount field, concretely relates to steel reinforcement cage hoist.
Background
At present, the reinforcement cage is widely applied to the construction of newly-built railways, bridges and high-rise buildings, the size of the reinforcement cage is large in the construction, and the reinforcement cage lifting appliance related to the site needs to meet different sizes, so that the reinforcement cage lifting appliances with various specifications or the reinforcement cage lifting appliances with variable specifications are needed.
The existing variable-specification steel reinforcement cage lifting appliance mostly adopts the pin bolt to connect the main beam and the variable beam, so that the length change is realized, the perforation rate on the main beam is higher, the strength of the main beam is damaged, and the balance is poorer.
Patent CN201520589536.1 discloses a hoist variable-pitch hoist, it includes the girder, the middle part upper surface of girder be provided with the lug arm-tie, the inside of lug arm-tie be provided with the axle pinhole, the both ends of girder be provided with corresponding hole A, the upper surface left half of girder be provided with auxiliary girder A, the upper surface right half of girder be provided with auxiliary girder B, auxiliary girder A and auxiliary girder B on all set up porose B, hole B in be provided with the hoist, auxiliary girder A and auxiliary girder B's middle part be provided with the bolt respectively, hole B be rectangular hole, hole B's quantity be 4.
The existing steel reinforcement cage lifting appliance is provided with an integral shoulder pole beam, has adjustable balance and is suitable for lifting operation of steel reinforcement cages with various sizes and strengths.
Disclosure of Invention
The utility model relates to a solve the problem among the prior art, provide a steel reinforcement cage hoist and solved above-mentioned problem.
The utility model provides a steel reinforcement cage lifting appliance, which comprises a truss, at least one pair of ratchet racks arranged on the lower bottom surface of the truss, a carrying pole beam arranged on the truss, at least one hook arranged on the ratchet racks, a pair of check pawls which are arranged on the axial side surfaces of the hooks and used in cooperation with the ratchet racks arranged in pairs and have opposite directions, and a sling arranged at the upper end of the truss; the truss comprises an upper net rack, a lower net rack parallel to the upper net rack and a connecting rod used for connecting the upper net rack and the lower net rack, the upper net rack comprises a first splicing rod and a first node, the joint of the two ends of the first splicing rod is the first node, the upper net rack is a net-shaped plane structure formed by the first splicing rods which are connected with each other, the lower net rack comprises a second splicing rod and a second node, the joint of the two ends of the second splicing rod is the second node, the lower net rack is a net-shaped plane structure formed by the second splicing rods which are connected with each other, the shapes and the sizes of minimum convex geometric figures formed by the first splicing rod and the second splicing rods are the same, and the projection of the first node is positioned at the center of the minimum convex geometric figure formed by the second splicing rods; the hook comprises an installation part, a hoisting part arranged below the installation part and a pulley groove arranged between the installation part and the hoisting part, wherein the pulley groove penetrates through the ratchet rack, and the installation part is a fixed pulley.
The position of the hook on the lifting appliance is adjusted by matching the ratchet rack and the non-return pawl, and meanwhile, the number of the hooks can be adjusted because the hooks are not limited, so that the lifting appliance can lift steel reinforcement cages of different specifications, and the balance is improved.
A steel reinforcement cage hoist, as preferred mode, the portion of hoisting includes the lifting hook of vertical setting and sets up the mousing-hook device in lifting hook opening upper end.
A steel reinforcement cage hoist, as preferred mode, mousing-hook device includes baffle and spring, the baffle sets up in lifting hook opening upper end position and one end and lifting hook opening upper end round pin hub connection, the lifting hook opening is sealed completely to the baffle other end, the spring sets up in round pin hub connection department.
The hook is provided with the unhooking prevention device, so that objects borne by the hook in the hoisting process are prevented from being easily separated from the hook, and various adverse results are prevented.
A steel reinforcement cage hoist, as preferred mode, each node of truss adopts the bolt ball to connect.
Adopt bolted ball to connect and utilize and articulate scattered load and energy-absorbing in overall structure, fatigue resistance is strong, and factor of safety is high.
A steel reinforcement cage hoist, as preferred mode, go up net rack projection area less than or equal to net rack projection area down.
A steel reinforcement cage hoist, as preferred mode, first node is connected to connecting rod one end, the second node is connected to the other end.
A steel reinforcement cage hoist, as preferred mode, adjacent ratchet rack ratchet tooth opposite direction sets up.
The hook is prevented from being separated from the lower net rack of the bearing hook in a single direction, so that various adverse results are avoided.
A steel reinforcement cage hoist, as preferred mode, the shoulder pole roof beam is cross and sets up between last rack and lower rack, shoulder pole roof beam and last rack and lower rack fixed connection.
The shoulder pole beam is arranged in a cross shape and used for balancing the self weight of the reinforcement cage. The shoulder pole beam is of a box type structure, is stressed more uniformly and is less influenced by the outside.
A steel reinforcement cage hoist, as preferred mode, still be provided with between pulley groove and the ratchet rack with the reverse locking device of ratchet tooth.
In the use, this hoist realizes the operation of lifting of different specifications through the couple of installation required quantity in truss below, simultaneously through locking the device locking after the overhead hook is accomplished, realizes the couple location, produces the slip when preventing to lift the operation.
The steel reinforcement cage passes through anti-disengaging device and sets up inside the lifting hook, and anti-disengaging device baffle prevents the steel reinforcement cage unhook, emergence accident.
The ratchet rack is fixed in the truss bottom, be the strip, with the one side that installation department fixed pulley lower extreme contact ratchet rack upper surface does not have the ratchet, open and open with instrument or manpower and lock the device, through the fixed pulley and the through-hole of the pulley groove that both sides mounting panel surround and form, make the pulley groove use the ratchet rack to move as the guide rail orientation, when the couple is certain to suitable position, release the locking device, the locking device is locked through elastic stress under the effect of no external force, the non return pawl card is on the ratchet of ratchet rack, realize the location, the couple can be according to the relative angle of demand adjustment with the installation department, realize the rotation of couple.
When the hook needs to be detached, the hook can be separated from the two ends of the ratchet rack only by opening the non-return pawl to enable the hook to be integrally separated from the relative positioning state of the ratchet rack.
During field operation, the number of ratchet racks under the truss and the relative positions of the hooks and the number of the ratchet racks can be adjusted according to the size of an object lifted on the field, so that multi-dimensional adjustment is realized.
The utility model discloses beneficial effect as follows:
(1) the ratchet rack is used as a limiting mechanism, so that the simple installation of the number of the lifting hooks and the stepless adjustment of the positions are realized;
(2) each node is connected by adopting a bolt and a ball, and the node is hinged in the whole structure to dissipate load and absorb energy, so that the fatigue resistance is strong, and the safety coefficient is high;
(3) the unhooking prevention device is arranged, so that safety accidents of the reinforcement cage during hoisting are prevented, and the safety is improved;
(4) the balance of the reinforcement cage in the hoisting process is realized by the installation and the unloading of the shoulder pole beam and the lifting hook.
Drawings
FIG. 1 is a schematic view of a steel reinforcement cage spreader;
FIG. 2 is a schematic view of a steel reinforcement cage spreader truss;
FIG. 3 is a schematic view of a steel reinforcement cage spreader hook;
FIG. 4 is a schematic view of a lifting portion of a steel reinforcement cage spreader;
FIG. 5 is a schematic view of an anti-unhooking device for a steel reinforcement cage spreader;
FIG. 6 is a top view of a steel reinforcement cage spreader;
FIG. 7 is a schematic view of a spreader bar of a steel reinforcement cage spreader;
fig. 8 is a schematic view of a ratchet rack of a steel reinforcement cage spreader.
Reference numerals:
1. a truss; 11. mounting a net rack; 111. a first splice bar; 112. a first node; 12. a lower net rack; 121. a second splice bar; 122. a second node; 13. a connecting rod; 2. a shoulder pole beam; 3. hooking; 31. an installation part; 32. a hoisting part; 321. a hook; 322. an unhooking prevention device; 3221. a baffle plate; 3222. a spring; 33. a pulley groove; 4. a ratchet rack; 5. a non-return pawl; 6. a sling.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
As shown in fig. 1,6 and 7, the ratchet-type lifting device comprises a truss 1, at least one pair of ratchet racks 4 arranged on the lower bottom surface of the truss 1, a carrying pole beam 2 arranged on the truss 1, at least one hook 3 arranged on the ratchet racks 4, a pair of check pawls 5 which are arranged on the axial side surfaces of the hook 3 and used with the pair of ratchet racks 4 and are opposite in direction, and a sling 6 arranged at the upper end of the truss, wherein the ratchet directions of the two ratchet racks 4 arranged in pair are opposite in direction. The carrying pole beam 2 is fixed inside the truss 1 in a cross structure, so that balance and reinforcement of the truss 1 in the lifting process are realized.
As shown in fig. 2, the truss 1 includes an upper net frame 11, a lower net frame 12 parallel to the upper net frame 11, and a connecting rod 13 for connecting the upper net frame 11 and the lower net frame 12, wherein one end of the connecting rod 13 is connected to the first node 112, and the other end is connected to the second node 122. The parts of the truss upper net rack and the truss lower net rack 12, which are overlapped with the carrying pole beam 2 in the front overlooking direction, are fixedly connected with the surface of the carrying pole beam 2 in a welding or bolting mode and the like.
As shown in fig. 3, the hook 3 includes a mounting portion 31, a hanging portion 32 provided below the mounting portion 31, and a pulley groove 33 provided between the mounting portion 31 and the hanging portion 32, the pulley groove 33 passing through the ratchet rack 4, the mounting portion 31 being a fixed pulley.
As shown in fig. 4, the hanging part 32 includes a hook 321 vertically disposed and a unhooking prevention device 322 disposed at an open upper end of the hook 321.
As shown in fig. 5, the anti-unhooking device 322 includes a retaining plate 3221 and a spring 3222, the retaining plate 3221 is disposed at the upper end of the opening of the hook 321, one end of the retaining plate 3221 is connected to the upper end of the opening of the hook 321 by a pin, the other end of the retaining plate 3221 completely closes the opening of the hook 321, and the spring 3222 is disposed at the connection position of the pin.
As shown in fig. 6, the upper net rack 11 includes a first splicing rod 111 and a first node 112, a joint of two ends of the first splicing rod 111 is the first node 112, the upper net rack 11 is a mesh-shaped planar structure formed by interconnecting the first splicing rod 111, the lower net rack 12 includes a second splicing rod 121 and a second node, a joint of two ends of the second splicing rod 121 is the second node, the lower net rack 12 is a mesh-shaped planar structure formed by interconnecting the second splicing rod 121, shapes and sizes of minimum convex geometric figures enclosed by the first splicing rod 111 and the second splicing rod 121 are the same, and a projection of the first node 112 is located at a center position of the minimum convex geometric figure enclosed by the second splicing rod 121.
The ratchet rack 4 is arranged on the lower surface of the truss 2 in a bolted connection or other fixed connection mode, sliding groove guide rails or through hole type guide rails or other linear wire modes can be arranged on two side surfaces of the ratchet rack 4 on the ratchet rack 4 and are parallel to the lower surface of the truss 3, the upper end mounting portion 31 of the hook 3 is movably mounted on the guide rails, the hook 3 can move on the ratchet rack 4, the ratchet racks 4 are arranged in pairs in a bidirectional mode, each hook 3 is at least movably mounted on a pair of ratchet racks 4 with opposite ratchet directions, and two non-return pawls 5 which are arranged on one hook 3 and are opposite in directions can fix the positions of the hook 3 in two opposite linear directions. The non-return pawl 5 can be fixed at any angle, and can realize unidirectional locking with the ratchet rack 4.
A locking device which is opposite to the ratchet wheel teeth is also arranged between the pulley groove and the ratchet wheel rack.
In the use, this hoist realizes the operation of lifting of different specifications through the couple of installation required quantity in truss below, simultaneously through locking the device locking after the overhead hook is accomplished, realizes the couple location, produces the slip when preventing to lift the operation.
The steel reinforcement cage passes through anti-disengaging device and sets up inside the lifting hook, and anti-disengaging device baffle prevents the steel reinforcement cage unhook, emergence accident.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a steel reinforcement cage hoist which characterized in that: the ratchet wheel lifting device comprises a truss (1), at least one pair of ratchet wheel racks (4) arranged on the lower bottom surface of the truss (1), a carrying pole beam (2) arranged on the truss (1), at least one hook (3) arranged on the ratchet wheel racks (4), a pair of check pawls (5) which are arranged on the axial side surfaces of the hooks (3) and used in cooperation with the ratchet wheel racks (4) arranged in pairs and are opposite in direction, and slings (6) arranged at the upper end of the truss, wherein the ratchet directions of the two ratchet wheel racks (4) arranged in pairs are opposite; the truss (1) comprises an upper net rack (11), a lower net rack (12) parallel to the upper net rack (11) and a connecting rod (13) used for connecting the upper net rack (11) and the lower net rack (12), the upper net rack (11) comprises first splicing rods (111) and first nodes (112), the joints of the two ends of the first splicing rods (111) are the first nodes (112), the upper net rack (11) is a net-shaped plane structure formed by the first splicing rods (111) in an interconnected mode, the lower net rack (12) comprises second splicing rods (121) and second nodes, the joints of the two ends of the second splicing rods (121) are the second nodes, the lower net rack (12) is a net-shaped plane structure formed by the second splicing rods (121) in an interconnected mode, the minimum convex geometric figure shape surrounded by the first splicing rods (111) and the second splicing rods (121) is the same, the projection of the first node (112) is positioned at the center of a minimum convex geometric figure formed by the second splicing rods (121); couple (3) include installation department (31), set up in the portion of lifting by crane (32) of installation department (31) below with set up in installation department (31) with pulley groove (33) between the portion of lifting by crane (32), pulley groove (33) pass ratchet rack (4), installation department (31) are the fixed pulley.
2. A steel reinforcement cage spreader as claimed in claim 1, wherein: the lifting part (32) comprises a vertically arranged lifting hook (321) and an anti-drop device (322) arranged at the upper end of an opening of the lifting hook (321).
3. A steel reinforcement cage spreader as claimed in claim 2, wherein: anti-unhooking device (322) include baffle (3221) and spring (3222), baffle (3221) one end round pin hub connection in lifting hook (321) opening upper end, baffle (3221) other end contacts completely and seals lifting hook (321) opening, spring (3222) set up in round pin hub connection department.
4. A steel reinforcement cage spreader according to any one of claims 1 to 3, wherein: and all nodes of the truss (1) are connected by adopting bolt balls.
5. A steel reinforcement cage spreader as claimed in claim 4, wherein: the projection area of the upper net rack (11) is less than or equal to that of the lower net rack (12).
6. A steel reinforcement cage spreader as claimed in claim 1, wherein: one end of the connecting rod (13) is connected with the first node (112), and the other end of the connecting rod is connected with the second node (122).
7. A steel reinforcement cage spreader as claimed in claim 1, wherein: the ratchet teeth of the adjacent ratchet racks (4) are arranged in opposite directions.
8. A steel reinforcement cage spreader as claimed in claim 1, wherein: the carrying pole beam (2) is cross-shaped and is arranged between the upper net rack (11) and the lower net rack (12), and the carrying pole beam (2) is fixedly connected with the upper net rack (11) and the lower net rack (12).
9. A steel reinforcement cage spreader as claimed in claim 8, wherein: and a locking device which is opposite to the ratchet teeth is also arranged between the pulley groove and the ratchet rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021040315.6U CN213037254U (en) | 2020-06-09 | 2020-06-09 | Steel reinforcement cage hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021040315.6U CN213037254U (en) | 2020-06-09 | 2020-06-09 | Steel reinforcement cage hoist |
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| Publication Number | Publication Date |
|---|---|
| CN213037254U true CN213037254U (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021040315.6U Active CN213037254U (en) | 2020-06-09 | 2020-06-09 | Steel reinforcement cage hoist |
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| CN (1) | CN213037254U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057087A (en) * | 2021-12-08 | 2022-02-18 | 中航西安飞机工业集团股份有限公司 | Stepless distance-adjusting universal hanging device and using method thereof |
-
2020
- 2020-06-09 CN CN202021040315.6U patent/CN213037254U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057087A (en) * | 2021-12-08 | 2022-02-18 | 中航西安飞机工业集团股份有限公司 | Stepless distance-adjusting universal hanging device and using method thereof |
| CN114057087B (en) * | 2021-12-08 | 2024-01-12 | 中航西安飞机工业集团股份有限公司 | Stepless distance-adjusting general hanging device and use method thereof |
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