CN206798977U

CN206798977U - Anti-slip lifting hook based on rack-and-pinion

Info

Publication number: CN206798977U
Application number: CN201720608311.5U
Authority: CN
Inventors: 颜晓娟
Original assignee: Qinzhou University
Current assignee: Qinzhou University
Priority date: 2017-04-27
Filing date: 2017-05-25
Publication date: 2017-12-26
Anticipated expiration: 2027-05-25
Also published as: CN106966288A

Abstract

The utility model discloses the Anti-slip lifting hook based on rack-and-pinion, including hook body, the upper end of the hook body is provided with an anti-skidding mounting blocks, a gear is fixed with the anti-skidding mounting blocks, a wind is coaxially installed with the gear, a vertically arranged antiskid bar is connected with the hook body, the side of the antiskid bar is provided with the rack that can be engaged with the gear, the bottom of the antiskid bar is provided with the bill set that can be sheathed on bill outer surface, the bill, which is put, offers the first locking hole, the second locking hole to match with the first locking hole is offered on the bill, and described first, two locking holes can be locked by locking member.This Anti-slip lifting hook drives antiskid bar to move up and down by rack-and-pinion, conveniently and efficiently realize opening and the closing of hook body, it is easy to operate, save manpower, operating efficiency is high, and mousing-hook performance is good, security performance is high and in light weight, intensity is high, service life length, practicality is good, should be widely promoted.

Description

Anti-slip lifting hook based on gear-tooth bar

Technical field

It the utility model is related to a kind of engineering machinery, and in particular to a kind of Anti-slip lifting hook based on gear-tooth bar.

Background technology

Crane is also known as crane, refers to more action cranes of vertical-lift within the specific limits and horizontal carrying heavy goods Tool.The work characteristics of crane is to do intermittent exercise, i.e., the phase of the action such as feeding, migration, unloading in a working cycles It is alternation to answer mechanism, is widely used in the industries such as industrial production, construction industry, cargo berth, storage, is mainly used to Lift by crane various goods.On crane in addition to power set, elevator steel cable, also suspension hook, and suspension hook is the important set of crane Into part, important role is play in whole lifting process, carries whole load of handling, its direct shadow of security The operation of crane is rung, in use, suspension hook is using process once breaking off relations, damaging, being broken and will cause a serious accident In want running check suspension hook to whether there is to have potential safety hazard.

Existing suspension hook is mostly as shown in figure 3, antiskid bar including hook body and in hook body, antiskid bar bag The hub switch side and free end being oppositely arranged are included, hub switch side is hinged on the upper end of hook body, makes freedom by the compression of hub switch side End is close on the inwall of hook body bill, prevents lifting rope from breaking off relations.But there is following defect in so anticreep design：Due to anti-skidding Bar is close on the inwall of hook body bill, when taking out or changing lifting rope, is needed artificially by antiskid bar towards in hook body Portion space presses downwards, if lifting rope it is heavy, it is necessary to two people operation could complete, waste of manpower；Hung further, since antiskid bar takes Hook body openings area, can be small because of the aperture area between antiskid bar and hook body bill if lifting rope size is larger, and makes to hang The difficulty increase that rope is changed or taken out, reduces operating efficiency.

Utility model content

In view of the deficienciess of the prior art, the utility model provides a kind of Anti-slip lifting hook based on gear-tooth bar, this is anti- Sliding suspension hook drives antiskid bar to move up and down by gear-tooth bar, conveniently and efficiently realizes opening and the closing of suspension hook, is easy to lifting rope Taking-up and replacing, it is and easy to operate, save manpower, while effectively improve operating efficiency, security performance is high.

In order to achieve the above object, the technical scheme that the utility model is taken：

Based on the Anti-slip lifting hook of gear-tooth bar, including hook body, the upper end of the hook body is provided with an anti-skidding installation Block, a gear is fixed with the anti-skidding mounting blocks, is coaxially installed with a wind on the gear, in the hook body One vertically arranged antiskid bar is connected with by connector, the side of the antiskid bar is provided with what can be engaged with the gear Rack, the bottom of the antiskid bar are provided with the bill set for the bill outer surface that can be sheathed on hook body, and the bill is put out Provided with the first locking hole, the second locking hole to match with the first locking hole, and institute are offered on the bill of the hook body Stating first and second locking hole can be locked by locking member.

As optimal technical scheme, in order that bill set is easy to leave and is sheathed on the bill of hook body, work is improved Efficiency, while ensure that the bill of antiskid bar and hook body coordinates close firm, raising non-skid property, the bill set setting is in Trapezoidal convex belemnoid shape.

As optimal technical scheme, in order to control the volume of hook body, so as to mitigate its deadweight, while ensure suspension hook sheet The enough intensity of body, extends its service life, and the hook body is made up of 34Cr2Ni2Mo materials.

Compared with prior art, the utility model has the advantage that：

1st, drive antiskid bar to move up and down by shaking wind, conveniently and efficiently realize the opening and envelope of hook body Close, it is easy to operate, change it is existing need to more people operation and the defects of operating difficulties, while saving manpower, effectively improve work effect Rate, and security performance is high.

2nd, bill set sets trapezoidal convex belemnoid shape, bill set is left and be sheathed on the bill of hook body, enters One step improves operating efficiency, while ensures that antiskid bar and groove coordinate the close anti-offability for consolidating, improving suspension hook.

3rd, hook body is made up of 34Cr2Ni2Mo materials, controls the volume of hook body, so as to mitigate its deadweight, together When ensure the enough intensity of hook body, extend its service life.

Brief description of the drawings

The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of suspension hook closure state；

Fig. 3 is the structural representation of existing suspension hook；

Drawing reference numeral：1st, hook body, 2, anti-skidding mounting blocks, 3, gear, 4, wind, 5, antiskid bar, 6, rack, 7, hook Point set, the 8, first locking hole, the 9, second locking hole

Embodiment

A kind of specific embodiment of the utility model is proposed as shown in Figure 1, based on the Anti-slip lifting hook of gear-tooth bar, including is hung Hook body 1, the upper end of the hook body 1 are provided with an anti-skidding mounting blocks 2, a gear are fixed with the anti-skidding mounting blocks 2 3, the present embodiment setting gear 3 is located at the bottom of the anti-skidding side of mounting blocks 2, and it is hand to be coaxially installed with one on the gear 3 Handle 4, then shaking wind 4 can be rotated gear 3, and it is vertical by connector to be connected with one in the hook body 1 The antiskid bar 5 of setting, antiskid bar 5 can be movably connected in hook body 1 by buckle or rope, then antiskid bar 5 is relative hangs Hook body 1 can move up and down, and the antiskid bar 5 side relative with the gear 3 is provided with the rack that can be engaged with the gear 3 6, the bottom of the antiskid bar 5 is provided with the bill set 7 for the bill outer surface that can be sheathed on hook body 1, is opened on the bill set 7 Provided with the first locking hole 8, the second locking hole 9 to match with the first locking hole 8 is offered on the bill of the hook body 1, And first locking hole 8, the second locking hole 9 can be locked by locking member, it is bolt that the present embodiment, which sets the locking member,.Institute Stating the shape of bill set 7 can design according to actual conditions, even if ensureing that the lifting rope in hanging items of hook body 1 has swing, Because the design that bill covers 7 shapes is without slipping crane can be avoided to be hung during handling and when loading and unloading article Rope break off relations, and caused by security hidden trouble.

The bill set 7 sets trapezoidal convex belemnoid shape, bill set 7 is easy to leave and is sheathed on hook body 1 Bill on, improve operating efficiency, while the bill set of trapezoidal convex belemnoid shape is 7 big with the contact area of bill, the guarantee Hes of antiskid bar 5 Hook body 1, which coordinates, closely to be consolidated, and improves non-skid property, security is good.

The hook body 1 is made up of 34Cr2Ni2Mo materials, the characteristic of 34Cr2Ni2Mo structural steel be have it is high strong Degree, toughness and the stability of good quenching degree and anti-overheat, the volume of hook body 1 is on the one hand effectively reduced, so as to subtract Its light deadweight, on the other hand ensure that hook body 1 has enough intensity, so as to extend its service life.

When the utility model uses：When hook body 1 is in closed state as shown in Figure 2, it is necessary to take out or change During lifting rope, first loosening fasteners, wind 4 is shaken, rotates gear 3, so as to which rack 6 moves up, antiskid bar 5 is with rack 6 move up, and bill set 7 is departed from bill, so as to which hook body 1 is in open mode as shown in Figure 1, takes out or change and hang After rope, with above shaking the in opposite direction of wind 4, then wind 4 is shaken, antiskid bar 5 moves down with rack 6, makes hook Point set 7 is sheathed on the outer surface of bill, hook body 1 is recovered closed state as shown in Figure 2.

Certainly, simply the utility model preferred embodiment is described in detail with reference to accompanying drawing above, not Practical range of the present utility model is limited with this, all equivalence changes made according to principle of the present utility model, construction and structure, It all should be covered by the scope of protection of the utility model.

Claims

1. based on the Anti-slip lifting hook of gear-tooth bar, including hook body (1), it is characterised in that：The hook body (1) it is upper End is provided with an anti-skidding mounting blocks (2), is fixed with a gear (3) on the anti-skidding mounting blocks (2), on the gear (3) coaxially One wind (4) is installed, a vertically arranged antiskid bar (5) is connected with by connector on the hook body (1), The side of the antiskid bar (5) is provided with the rack (6) that can be engaged with the gear (3), and the bottom of the antiskid bar (5) is provided with can The bill set (7) of the bill outer surface of hook body (1) is sheathed on, the first locking hole (8) is offered on the bill set (7), Offer the second locking hole (9) to match with the first locking hole (8) on the bill of the hook body (1), and described first, Two locking holes (8,9) can be locked by locking member.

2. the Anti-slip lifting hook according to claim 1 based on gear-tooth bar, it is characterised in that：The bill set (7) is set Trapezoidal convex belemnoid shape.

3. the Anti-slip lifting hook according to claim 1 or 2 based on gear-tooth bar, it is characterised in that：The hook body (1) it is made up of 34Cr2Ni2Mo materials.