CN109052143A - A kind of hoisting tool - Google Patents
A kind of hoisting tool Download PDFInfo
- Publication number
- CN109052143A CN109052143A CN201810842365.7A CN201810842365A CN109052143A CN 109052143 A CN109052143 A CN 109052143A CN 201810842365 A CN201810842365 A CN 201810842365A CN 109052143 A CN109052143 A CN 109052143A
- Authority
- CN
- China
- Prior art keywords
- lock ring
- hole
- connecting plate
- shackle
- hoisting tool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of hoisting tools, belong to field of mechanical technique.The hoisting tool includes: streamlined lock ring, clamping device, the first rigging and the second rigging；Streamlined lock ring includes two lock ring sections, and each lock ring section is joined by the first connecting plate, streamline template and the second connecting plate, and streamline template is between the first connecting plate and the second connecting plate；First connecting plate of two lock ring sections fits together and detachably connected, and the second connecting plate of two lock ring sections fits together and detachably connected, and the streamline template of two lock ring sections is oppositely arranged；Clamping device is removably installed in the inner surface of the streamline template of two lock ring sections, and the first rigging and the first connecting plate of two lock ring sections are detachably connected, and the second rigging and the second connecting plate of two lock ring sections are detachably connected.
Description
Technical field
The present invention relates to field of mechanical technique, in particular to a kind of hoisting tool.
Background technique
Streamlined equipment refers to the equipment for the body form not being clearly separated with air-flow at surface.Currently, being directed to
The water surface or the streamlined equipment moved under water, when to reduce its tail in water surface movable and reduce it and move under water
The resistance that meets water, the outer surface of streamlined equipment, the especially end face towards water surface direction, be do not allow install additional hole for hoist.?
Streamlined equipment is not configured in the case of hole for hoist, how to realize the lifting of streamlined equipment, is this field difficulty urgently to be resolved
Topic.
Summary of the invention
The embodiment of the invention provides a kind of hoisting tool, can in the case of hole for hoist is not configured in streamlined equipment,
Realize the lifting of streamlined equipment.The technical solution is as follows:
A kind of hoisting tool, the hoisting tool include: streamlined lock ring, clamping device, the first rigging and the second rigging；
The streamlined lock ring includes two lock ring sections, and each lock ring section is by the first connecting plate, streamline template and the
Two connecting plates join, and the streamline template is between first connecting plate and second connecting plate；Described in two
First connecting plate of lock ring section fits together and detachably connected, and the second connecting plate of two lock ring sections is fitted in one
It rises and detachably connected, the streamline template of two lock ring sections is oppositely arranged；
The clamping device is removably installed in the inner surface of the streamline template of two lock ring sections, first rope
Have and is detachably connected with the first connecting plate of two lock ring sections, the second company of second rigging and two lock ring sections
Fishplate bar is detachably connected.
Optionally, the is equipped between the outer surface of the first connecting plate and the outer surface of streamline template of each lock ring section
One reinforcing rib is equipped with second and reinforces between the outer surface of the second connecting plate and the outer surface of streamline template of each lock ring section
Muscle.
Optionally, the first connecting plate of two lock ring sections is detachably connected by the first bolt, and each described first
Connecting plate is equipped with first through hole, and one end of first bolt passes through each first through hole and connect with the first nut, described
The first plain cushion and the first spring washer are equipped between first bolt and first nut, first plain cushion connects with the first through hole
Touching；
Second connecting plate of two lock ring sections is detachably connected by the second bolt, and each second connecting plate is set
There is the second through-hole, one end of second bolt passes through each second through-hole and connect with the second nut, second bolt
The second plain cushion and the second spring washer are equipped between second nut, second plain cushion is contacted with second through-hole.
Optionally, the clamping device includes: at least two clamping components, each clamping component include gripping block and
Two screws；
The gripping block includes clamping block body, and described clamp sets on block body along the length direction for clamping block body
It is equipped with wedge-shaped protrusion, the two sides for clamping block body are respectively arranged with screw hole protrusion, are provided in the screw hole protrusion
With the first threaded hole of the screw mates.
Optionally, the outer surface of the wedge-shaped protrusion includes inclined-plane and plane, and the plane is opposite with the inclined-plane；
The inner surface of each streamline template is equipped at least one concave surface, each concave surface and each clamping group
Part matches, and the inclined-plane on the outer surface of the wedge-shaped protrusion is connected with the concave surface to match；
The two sides of each concave surface are provided with the second threaded hole with the screw mates.
Optionally, the clamping device includes 4 clamping components, and the inner surface of each streamline template is set there are two institute
Concave surface is stated, and the distance between two described concave surfaces on each streamline template are identical.
Optionally, first rigging and second rigging are respectively the first shackle and the second shackle；
Each shackle includes shackle body, two third nuts and axis；The shackle body is arranged on the shaft,
The both ends of the axis are connect with two third nuts respectively.
Optionally, each first connecting plate is equipped with third through-hole, and each second connecting plate is equipped with fourth hole,
The axis of first shackle passes through the third through-hole and connect with the third nut of first shackle；Described second
The axis of shackle passes through the fourth hole and connect with the third nut of second shackle.
Optionally, the aperture of the third through-hole is identical as the aperture of the fourth hole；
The aperture of the first through hole is identical as the aperture of second through-hole；
The aperture of the first through hole is less than the aperture of the third through-hole.
Optionally, blasting treatment is passed through on the surface of the lock ring section and the clamping device.
Technical solution provided in an embodiment of the present invention has the benefit that
By by two lock ring sections around streamlined equipment, and connecting two lock rings when preparing to lift streamlined equipment
First connecting plate of section and the second connecting plate of two lock ring sections, so that two lock ring sections form streamlined lock ring, it is streamlined
Lock ring is set in streamlined equipment；Clamping device is installed on to the inner surface of streamline template again, it is streamlined by clamping device
Lock ring can clamp streamlined equipment；Then the first rigging is connect with the first connecting plate, by the second rigging and the second connecting plate
Connection, the first rigging and the second rigging form two lifting points, in this manner it is possible to using hoisting machine tool, such as the suspension hook of crane,
Two lifting points are caught on, convection current line style equipment is smoothly lifted；The structure of the hoisting tool is more compact, low in cost,
It is easy to promote large-scale；Also, assembly is fairly simple, and actual operation is strong；It is verified simultaneously by practical application, the hoisting tool
With very strong reliability.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of main view of hoisting tool provided in an embodiment of the present invention；
Fig. 2 is the main view of lock ring section provided in an embodiment of the present invention；
Fig. 3 is the stereoscopic schematic diagram of lock ring section provided in an embodiment of the present invention；
Fig. 4 is a kind of stereoscopic schematic diagram of hoisting tool provided in an embodiment of the present invention；
Fig. 5 is the stereoscopic schematic diagram of gripping block provided in an embodiment of the present invention；
Fig. 6 is the main view of shackle provided in an embodiment of the present invention；
Fig. 7 is a kind of application schematic diagram of hoisting tool provided in an embodiment of the present invention.
In attached drawing, the label of each components is as follows:
1 streamlined lock ring, 11 lock ring sections, 111 first connecting plates, 111a first through hole, 111b third through-hole, 112 streamlines
Template, the concave surface 112a, the second threaded hole of 112b, 113 second connecting plates, the second through-hole of 113a, 113b fourth hole, 114 first
Reinforcing rib, 115 second reinforcing ribs, 2 clamping devices, 22 clamping components, 221 gripping blocks, 221a clamp block body, and 221b wedge shape is convex
It rises, 221c screw hole protrusion, the first threaded hole of 221d, the inclined-plane 221e, 221f plane, 222 screws, 3 first riggings, 31 first unload
Button, 4 second riggings, 41 second shackles, 51 first bolts, 52 second bolts, 61 first nuts, 62 second nuts, 71 first is flat
Pad, 72 second plain cushions, 81 first spring washers, 82 second spring washers, 91 shackle bodies, 92 third nuts, 93 axis, 100 hoist ropes,
800 lifting objects.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 shows a kind of hoisting tool provided in an embodiment of the present invention, and referring to Fig. 1, which includes: streamlined
Lock ring 1, clamping device 2, the first rigging 3 and the second rigging 4.Streamlined lock ring 1 includes two lock ring sections 11.Referring to fig. 2, each
Lock ring section is joined by the first connecting plate 111, streamline template 112 and the second connecting plate 113.Streamline template 112 is located at first
Between connecting plate 111 and the second connecting plate 113.Referring to Fig. 1, the first connecting plate 111 of two lock ring sections 11 fit together and
It is detachably connected；Second connecting plate 113 of two lock ring sections 11 fits together and detachably connected；Two lock ring sections 11
Streamline template 112 be oppositely arranged.Clamping device 2 is removably installed in the interior table of the streamline template 112 of two lock ring sections 11
Face.First rigging 3 and the first connecting plate 111 of two lock ring sections 11 are detachably connected.Second rigging 4 and two lock ring sections 11
Second connecting plate 113 is detachably connected.
The hoisting tool is suitable for lifting streamlined equipment, does not install the streamlined of hole for hoist additional especially suitable for outer surface and sets
It is standby.The outer surface finish of streamlined equipment is very high, and streamlined lock ring 1 can be matched with the outer surface of streamlined equipment.It is logical
It crosses when preparing to lift streamlined equipment, by two lock ring sections 11 around streamlined equipment, and connects the of two lock ring sections 11
Second connecting plate 113 of one connecting plate 111 and two lock ring sections 11, so that two lock ring sections 11 form streamlined lock ring 1,
Streamlined lock ring 1 is set in streamlined equipment.Clamping device 2 is installed on to the inner surface of streamline template 112 again, passes through clamping
Device 2, streamlined lock ring 1 can clamp streamlined equipment.Then the first rigging 3 is connect with the first connecting plate 111, by second
Rigging 4 is connect with the second connecting plate 113, and the first rigging 3 and the second rigging 4 form two lifting points, in this manner it is possible to using hanging
Installation tool, such as the suspension hook of crane, catch on two lifting points, convection current line style equipment is smoothly lifted.The hoisting tool
Structure is more compact, low in cost, easy to promote large-scale；Also, assembly is fairly simple, and actual operation is strong；Pass through simultaneously
Practical application verifying, the hoisting tool have very strong reliability.
Optionally, referring to fig. 2, the appearance of the outer surface of the first connecting plate 111 of each lock ring section 11 and streamline template 112
The first reinforcing rib 114 is equipped between face；Referring to Fig. 3, the outer surface of the second connecting plate 113 of each lock ring section and streamline template
The second reinforcing rib 115 is equipped between 112 outer surface.
By the way that the first reinforcing rib 114 is arranged, it can increase and connect between the first connecting plate 111 and streamline template 112
Fastness.By the way that the second reinforcing rib 115 is arranged, the jail connecting between the second connecting plate 113 and streamline template 112 can be increased
Solidity.
Optionally, referring to fig. 4, the first connecting plate 111 of two lock ring sections 11 is detachably connected by the first bolt 51, is joined
See that Fig. 3, each first connecting plate 111 are equipped with first through hole 111a, one end of the first bolt 51 passes through each first through hole 111a
It is connect with the first nut 61, the first plain cushion 71 and the first spring washer 81 is equipped between the first bolt 51 and the first nut 61, first is flat
Pad 71 is contacted with first through hole 111a.Referring to fig. 4, the second connecting plate 113 of two lock ring sections 11 is removable by the second bolt 52
Connection is unloaded, referring to Fig. 3, each second connecting plate 113 is equipped with the second through-hole 113a, and one end of the second bolt 52 passes through each second
Through-hole 113a is connect with the second nut 62, and the second plain cushion 72 and the second spring washer are equipped between the second bolt 52 and the second nut 62
82, the second plain cushion 72 is contacted with the second through-hole 113a.
The specification of first bolt 51 and the second bolt 52 can be GB/T 5781, and diameter can be 16mm, and length can be with
It is 80mm.The specification of first nut 61 and the second nut 62 can be GB/T 6170, the first plain cushion 71 and the second plain cushion 72
Specification can be GB/T 97.1, and the specification of the first spring washer 81 and the second spring washer 82 can be GB/T 93.With the first bolt
51 and second bolt 52 match, the first nut 61, the second nut 62, the first plain cushion 71, the second plain cushion 72,81 and of the first spring washer
The internal orifice dimension of second spring washer 82 can be 16mm.
By the way that the first spring washer 81 is arranged, the loosening of the first nut 61 can be prevented, by the way that the first plain cushion 71, Neng Goufang is arranged
Only when dismantling the first nut 61, damage of first spring washer 81 to 111 surface of the first connecting plate, and it is capable of increasing the first nut
61 firm contact area.The purposes of second plain cushion 72 and the second spring washer 82 respectively with the first plain cushion 71 and 81 class of the first spring washer
Seemingly, details are not described herein.
First through hole 111a and the second through-hole 113a can be threaded hole, the number of first through hole 111a and the second through-hole 113a
Amount can be 2.Accordingly, the first bolt 51, the second bolt 52, the first nut 61, the second nut 62, the first plain cushion 71,
The quantity of second plain cushion 72, the first spring washer 81 and the second spring washer 82 is consequently increased.
In a kind of optional embodiment, clamping device 2 can be the compliant member of rubber ring etc.Another kind can
In the embodiment of choosing, referring to fig. 4, clamping device 2 may include: at least two clamping components 22, and each clamping component 22 is wrapped
Include gripping block 221 and two screws 222.Referring to Fig. 5, gripping block 221 includes clamping block body 221a, is clamped on block body 221a
The length direction for clamping block body 221a is provided with wedge-shaped protrusion 221b, the two sides for clamping block body 221a are respectively arranged with spiral shell
It is provided on nail hole protrusion 221c, screw hole protrusion 221c and the matched first threaded hole 221d of screw 222.
The specification of screw 222 can be GB/T 5781, and diameter can be 10mm, and length can be 80mm.
The structure of clamping device 2 is relatively simple, is readily produced, and practicability is higher.
Optionally, referring to Fig. 5, the outer surface of wedge-shaped protrusion 221b includes inclined-plane 221e and plane 221f, plane 221f with
Inclined-plane 221e is opposite.Referring to figs. 2 and 3, the inner surface of each streamline template 112 is equipped at least one concave surface 112a, each recessed
Face 112a matches with each clamping component 22, the inclined-plane 221e on the outer surface of wedge-shaped protrusion 221b and the concave surface to match
112a is connected；The two sides of each concave surface 112a are provided with and the matched second threaded hole 112b of screw 222.
Gripping block 221 is inserted between lifting object (such as streamlined equipment) and streamlined lock ring 1, wedge-shaped protrusion 221b's
Plane 221f on outer surface is the contact surface of clamping device 2 and lifting object, when hoisting machine tool (such as crane etc.) is to lifting
When tooling applies upward power, plane 221f and lifting object contact in gripping block 221 increase contact area, gripping block
221 will be increasingly tighter, on the one hand limits streamlined lock ring 1, does not allow and continue to move up, in addition can contact lifting object, generates anti-
To huge frictional force, so that streamlined lock ring 1 is clamped lifting object.
Optionally, clamping device 2 may include 2~8 clamping components 22.
Referring to fig. 4, clamping device 2 may include 4 clamping components 22, referring to fig. 2, the interior table of each streamline template 112
Face is set there are two concave surface 112a, and the distance between two concave surface 112a on each streamline template 112 are identical.
By simplation verification, the fastening performance of 4 clamping components 22 is optimal, and is easier to realize.
Referring to fig. 4, the first rigging 3 and the second rigging 4 are respectively the first shackle 31 and the second shackle 41.It is each referring to Fig. 6
Shackle includes 91, two third nuts 92 of shackle body and axis 93；Shackle body 91 is set on axis 93, the both ends of axis 93
It is connect respectively with two third nuts 92.
Shackle is one kind common in rigging, and structure is relatively simple, so that hoisting tool is easy to accomplish.
Referring to Fig. 3, each first connecting plate 111 is equipped with third through-hole 111b, and each second connecting plate 113 is equipped with four-way
Hole 113b.The axis 93 of first shackle 31 passes through third through-hole 111b and connect with the third nut 92 of the first shackle 31；Second shackle
41 axis 93 passes through fourth hole 113b and connect with the third nut 92 of the second shackle 41.
Optionally, the aperture of third through-hole 111b is identical as the aperture of fourth hole 113b；The aperture of first through hole 111a
It is identical as the aperture of the second through-hole 113a；The aperture of first through hole 111a is less than the aperture of third through-hole 111b.
First through hole 111a is used to lock two the first connecting plates 111, lock by the first bolt 51 and the first nut 61 etc.
Tight power is relatively small, and therefore, the aperture of first through hole 111a is smaller；Third through-hole 111b is for connecting the first shackle 31 and stream
Line style lock ring 1, and the first shackle 31 is the lifting point for lifting object, needs to bear the gravity of biggish lifting object, therefore, the
The aperture of three through-hole 111b is larger.
Optionally, blasting treatment is passed through on the surface of lock ring section 11 and the surface of clamping device 2.Blasting treatment be for
Enhancing lock ring section 11 and lift the frictional force between object and clamping device 2 and lifting object.
Optionally, lock ring section 11 and gripping block 221 are made of No. 35 steel.Since No. 35 steel are high-quality carbon structure
Steel (GB/T699-1999) has good plasticity and appropriate using lock ring section 11 made of No. 35 steel and gripping block 221
Intensity, processing performance is preferable, and welding performance is good.
Optionally, the first bolt 51, the second bolt 52, the first nut 61, the second nut 62, the first plain cushion 71, second are flat
Pad 72, the first spring washer 81, the second spring washer 82, the first shackle 31, the second shackle 41 and screw 222 can be made of Q235A.
The toughness and plasticity of the components made of Q235A are preferable, there is certain elongation, have good welding performance and hot-working
Property.
Referring to Fig. 7, which can also include hoist rope 100, one end of hoist rope 100 and the first shackle 31
Connection, the other end of hoist rope 100 are connect with the second shackle 41.
In conjunction with Fig. 7, the assembling process of the hoisting tool in the application is described below.
Firstly, by two lock ring sections 11 around covering in fairshaped 800 upper end of lifting object, using the first bolt 51, the
Two bolts 52, the first nut 61, the second nut 62, the first plain cushion 71, the second plain cushion 72, the first spring washer 81 and the second spring washer
82 connect and lock two lock ring sections 11, form streamlined lock ring 1.
Secondly, four pieces of gripping blocks 221 are inserted between streamlined lock ring 1 and fairshaped lifting object 800, wedge-shaped protrusion
Inclined-plane 221e and lifting object 800 on the outer surface of 221b are connected.Streamlined lock ring 1 and folder are connected using screw 222
Tight block 221 makes streamlined lock ring 1 and gripping block 221 form an entirety, firmly covers and lifting until tightening screw 222
800 upper end of object, while but also four pieces of gripping blocks 221 come into contact in a large area fairshaped lifting object 800, formation is biggish to rub
Wipe power.
Finally, the shackle body 91 of first shackle 31 is fit together with two by third nut 92 and axis 93
The first connecting plate 111 connection, the shackle body 91 of the second shackle 41 and the second connecting plate 113 that two fit together are connected
It connects.In this way, the first shackle 31 and the second shackle 41 are symmetrically connected to the both ends of streamlined lock ring 1, two symmetrical liftings are formed
Point.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of hoisting tool, which is characterized in that the hoisting tool includes: streamlined lock ring (1), clamping device (2), first
Rigging (3) and the second rigging (4)；
The streamlined lock ring (1) include two lock ring sections (11), each lock ring section (11) by the first connecting plate (111),
Streamline template (112) and the second connecting plate (113) join, and the streamline template (112) is located at first connecting plate
(111) between second connecting plate (113)；The first connecting plate (111) of two lock ring sections (11) fits together
And it is detachably connected, the second connecting plate (113) of two lock ring sections (11) fits together and detachably connected, and two
The streamline template (112) of a lock ring section (11) is oppositely arranged；
The clamping device (2) is removably installed in the inner surface of the streamline template (112) of two lock ring sections (11), institute
It states the first rigging (3) and the first connecting plate (111) of two lock ring sections (11) is detachably connected, second rigging (4)
It is detachably connected with the second connecting plate (113) of two lock ring sections (11).
2. hoisting tool according to claim 1, which is characterized in that
It is set between the outer surface of the first connecting plate (111) and the outer surface of streamline template (112) of each lock ring section (11)
Have the first reinforcing rib (114), the outer surface and streamline template (112) of the second connecting plate (113) of each lock ring section (11)
Outer surface between be equipped with the second reinforcing rib (115).
3. hoisting tool according to claim 1, which is characterized in that
The first connecting plate (111) of two lock ring sections (11) is detachably connected by the first bolt (51), and each described the
One connecting plate (111) is equipped with first through hole (111a), and one end of first bolt (51) passes through each first through hole
(111a) is connect with the first nut (61), and the first plain cushion is equipped between first bolt (51) and first nut (61)
(71) it is contacted with the first spring washer (81), first plain cushion (71) with the first through hole (111a)；
The second connecting plate (113) of two lock ring sections (11) is detachably connected by the second bolt (52), and each described the
Two connecting plates (113) are equipped with the second through-hole (113a), and one end of second bolt (52) passes through each second through-hole
(113a) is connect with the second nut (62), and the second plain cushion is equipped between second bolt (52) and second nut (62)
(72) it is contacted with the second spring washer (82), second plain cushion (72) with second through-hole (113a).
4. hoisting tool according to claim 1, which is characterized in that the clamping device (2) includes: at least two clampings
Component (22), each clamping component (22) include gripping block (221) and two screws (222)；
The gripping block (221) includes clamping block body (221a), along the gripping block sheet on the clamping block body (221a)
The length direction of body (221a) is provided with wedge-shaped protrusion (221b), and the two sides for clamping block body (221a) are respectively arranged with spiral shell
Nail hole is raised (221c), is provided with and matched first threaded hole of the screw (222) on the screw hole raised (221c)
(221d)。
5. hoisting tool according to claim 4, which is characterized in that
The outer surface of the wedge-shaped protrusion (221b) includes inclined-plane (221e) and plane (221f), the plane (221f) with it is described
Inclined-plane (221e) is opposite；
The inner surface of each streamline template (112) be equipped at least one concave surface (112a), each concave surface (112a) with
Each clamping component (22) matches, inclined-plane (221e) on the outer surface of the wedge-shaped protrusion (221b) with match
Concave surface (112a) connects；
The two sides of each concave surface (112a) are provided with and matched second threaded hole (112b) of the screw (222).
6. hoisting tool according to claim 5, which is characterized in that
The clamping device (2) includes 4 clamping components (22), there are two the inner surface of each streamline template (112) is set
The concave surface (112a), and the distance between two described concave surfaces (112a) on each streamline template (112) are identical.
7. hoisting tool according to claim 3, which is characterized in that
First rigging (3) and second rigging (4) are respectively the first shackle (31) and the second shackle (41)；
Each shackle includes shackle body (91), two third nuts (92) and axis (93)；The shackle body (91) is arranged
On the axis (93), the both ends of the axis (93) are connect with two third nuts (92) respectively.
8. hoisting tool according to claim 7, which is characterized in that
Each first connecting plate (111) is equipped with third through-hole (111b), and each second connecting plate (113) is equipped with the 4th
Through-hole (113b),
The axis (93) of first shackle (31) passes through the third spiral shell of the third through-hole (111b) and first shackle (31)
Female (92) connection；The axis (93) of second shackle (41) passes through the fourth hole (113b) and second shackle (41)
Third nut (92) connection.
9. hoisting tool according to claim 8, which is characterized in that
The aperture of the third through-hole (111b) is identical as the aperture of the fourth hole (113b)；
The aperture of the first through hole (111a) is identical as the aperture of second through-hole (113a)；
The aperture of the first through hole (111a) is less than the aperture of the third through-hole (111b).
10. hoisting tool described according to claim 1~any one of 9, which is characterized in that
Blasting treatment is passed through on the surface of the lock ring section (11) and the clamping device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842365.7A CN109052143A (en) | 2018-07-27 | 2018-07-27 | A kind of hoisting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842365.7A CN109052143A (en) | 2018-07-27 | 2018-07-27 | A kind of hoisting tool |
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| Publication Number | Publication Date |
|---|---|
| CN109052143A true CN109052143A (en) | 2018-12-21 |
Family
ID=64835830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810842365.7A Pending CN109052143A (en) | 2018-07-27 | 2018-07-27 | A kind of hoisting tool |
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| CN (1) | CN109052143A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101718A (en) * | 2019-12-30 | 2020-05-05 | 倡创(上海)咨询管理事务所 | Steel truss assembling system and construction method |
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Application publication date: 20181221 |