CN208120609U - A kind of embedded rollers group - Google Patents

Abstract

The utility model discloses a kind of embedded rollers groups, it is linked up with including coaster and lifting, three pulleys of the coaster positioned beneath, coaster can be placed on tower crane crane arm and can move horizontally along crane arm, the lifting hook is by pulley, shell and hook composition, the pulley is by anti-skid device, pulley sheave, central axis and shell are constituted, the anti-skid device is by non-slipping block, screw and anti-skid device shell are constituted, the central axis is embedded in resistance to compression roller bearing, the load-bearing capacity and working efficiency of pulley are increased on the basis of guaranteeing that flexibility and anti-wirerope slip.

Description

A kind of embedded rollers group

Technical field

The present invention relates to pulley blocks fields, are specifically related to a kind of embedded rollers group.

Background technique

Utility Model Publication No., which discloses one kind for a kind of embedded rollers of CN205278294U, can prevent wirerope The pulley of slippage can be good at preventing wirerope the problem of taking off, job-hoping living.But the pulley uses single pulley, in load-bearing energy It is still weak on power and working efficiency, the utility model will make on this basis improvement using the invention as source, to overcome Defect in load-bearing capacity.

Summary of the invention

To solve the above problems, the present invention provides a kind of embedded rollers group, can be good at solving the above problems.

Concrete scheme is as follows：A kind of embedded rollers group, including coaster and lifting hook, the coaster lower section have equipped with two A No.1 pulley and No. two pulleys, coaster can be placed on tower crane crane arm, and coaster can be horizontal along tower crane crane arm It is mobile.

Preferably, No. two pulleys are located at coaster center, and two No.1 pulleys are evenly distributed in No. two pulley two sides.

Further, for the lifting hook peace there are two No. three pulleys, two No. three pulleys are uniformly arranged in hook top Shell on.

Further, the coaster is linked up with lifting and is connect by wirerope, and wirerope passes sequentially through right side No.1 pulley Pulley → No. bis- pulley of → right side three → the pulley of left side three → left side No.1 pulley respectively connects one at wirerope both ends and rises Ponderomotive force device is slided at this time in the larger weight object of lifting using the achievable hoisting operation of power device of any end Wheel group is laborsaving, can effectively improve load-bearing capacity；Use the power device at both ends simultaneously in the smaller weight of lifting, it is possible to reduce The time gone up and down when lifting, effectively improve working efficiency.

The No.1 pulley, No. two pulleys and No. three pulleys are by anti-skid device, pulley sheave, central axis and anti-skid device Shell is constituted.

Further, the anti-skid device is made of non-slipping block, screw and shell, is pacified on No. two pulleys and No. three pulleys The anti-skid device shell set be it is T-shaped, shell T word top be equipped with shrinkage pool, anti-skid device can be fixed on pulley center axis, No.1 pulley disposes the anti-skid device of linear type shell, and shrinkage pool is arranged to solid close to central axis one end in anti-skid device shell Determine anti-skid device.

Preferably, the No.1 pulley, No. two pulleys and No. three pulley sheave diameter relationships are：No. two pulley >=tri- Number pulley > No.1 pulley.

Further, there are three non-slipping blocks for No. two pulleys and No. three pulley peaces, and non-slipping block is located at T-shaped Three angles, the No.1 pulley are equipped with a non-slipping block, are located remotely from the one end at pulley sheave center.

Further, the non-slipping block is concave, and recess side is opposite with pulley sheave groove, non-slipping block recess back Side and screw connection, can by screw adjust non-slipping block between pulley sheave at a distance from.

Preferably, the non-slipping block, pulley sheave, hook, anti-skid device are all made of high-intensitive manganese steel and are made.

Preferably, the pulley sheave uses notification number for a kind of disclosed insertion of embedded rollers of CN205278294U All bearings are changed to resistance to compression roller axle according to actual needs in the technical scheme as improved by double groups of bearing frameworks It holds, adheres to any one bearing of previous generation pulley stuck the advantages of remaining to normal work.

The utility model has carried out reasonable improvement on the basis of embedded rollers, overcomes lacking for limited load bearing capacities Point, the utility model have the following advantages that：（1）It is more succinct with previous generation pulley structure compared, it realizes from " comprehensive anti-wirerope Slip " arrive " key point is anti-skidding " this qualitative leap；（2）The shortcomings that overcoming embedded rollers limited load bearing capacities；（3）Structure It is easier to process compared with embedded rollers, convenient for improving production efficiency.

Detailed description of the invention

Fig. 1：Embedded rollers group uses scene schematic diagram

Fig. 2：Embedded rollers structural schematic diagram

Fig. 3：Embedded rollers side structure schematic diagram

Fig. 4：Non-slipping block-pulley sheave structural schematic diagram

In figure：1, the coaster 2, pulley 4, three of No.1 pulley 3, two pulley 5, hook 6, pulley sheave 7, wirerope 8, anti- Sliding block 9, screw 10, central axis.

Specific embodiment

The utility model is described in further detail With reference to embodiment：

A kind of embedded rollers group：It is linked up with including coaster 1 and lifting, the coaster 1 can be placed on tower crane crane arm, Coaster 1 can move horizontally on tower crane crane arm again, have peace below coaster 1 there are two No.1 pulley 2 and No. two pulleys 3, No. two pulleys 3 are located at 1 center of coaster, and two No.1 pulleys 2 are evenly distributed in No. two 3 two sides of pulley, and lifting hook is equipped with two A No. three pulleys 4, two No. three pulleys 4 are uniformly arranged on the shell of 5 top of hook, and the coaster 1 and lifting hook are logical The connection of wirerope 7 is crossed, wirerope 7 passes sequentially through right side No.1 pulley → pulley → No. bis- pulley of right side three → cunning of left side three Wheel → left side No.1 pulley respectively connects a lifting power device at 7 both ends of wirerope, uses in the larger weight object of lifting The achievable hoisting operation of the power device of any end, pulley blocks are laborsaving at this time, can effectively improve load-bearing capacity, in lifting The power device at both ends is used when smaller weight simultaneously, it is possible to reduce the time gone up and down when lifting, effectively improve working efficiency； 2, No. two pulleys 3 of No.1 pulley and No. three pulleys 4 are made of anti-skid device, pulley sheave 6, central axis 10 and shell, anti-skidding Device is made of non-slipping block 8, screw 9 and anti-skid device shell, outside the anti-skid device disposed on No. two pulleys 3 and No. three pulleys 4 Shell be it is T-shaped, shell T word top be equipped with shrinkage pool, anti-skid device can be fixed on pulley center axis, No.1 pulley 2 dispose Shrinkage pool is arranged to fixed anti-skid device close to central axis one end in anti-skid device shell in the anti-skid device of linear type shell； 2, No. two pulleys 3 of No.1 pulley and No. three 4 pulley sheave of pulley, 6 diameter relationships are：No. two pulley >=No. tri- pulley > mono- Number pulley；No. two pulleys and No. three pulley peaces are there are three non-slipping block, and non-slipping block is located at three T-shaped angles, and No.1 is sliding Wheel is equipped with a non-slipping block 8, is located remotely from the one end at pulley sheave center；Non-slipping block 8 is concave, recess side and pulley 6 groove of wheel disc is opposite, and 6 recess back side of non-slipping block is connect with screw 9, can be adjusted between non-slipping block 8 and pulley sheave by screw 9 Distance；Non-slipping block, pulley sheave, hook, anti-skid device are all made of high-intensitive manganese steel and are made；Pulley sheave use notification number for A kind of embedded rollers of CN205278294U are disclosed to be embedded in double group bearing frameworks, as improved, in the technical scheme All bearings are changed to resistance to compression roller bearing according to actual needs, adhere to that previous generation pulley any one bearing is stuck to be remained to just Often the advantages of work.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. a kind of embedded rollers group, including coaster and lifting hook, it is characterized in that three pulleys of the coaster positioned beneath, packet Two No.1 pulleys and No. two pulleys are included, for three pulley horizontal arrangements below coaster, No. two pulleys are located at coaster Center, two No.1 pulleys are symmetrically placed in No. two pulley two sides, and coaster can be placed on tower crane crane arm and can edge Crane arm moves horizontally；The lifting hook is made of two No. three pulleys, shell and hook, and two No. three are changed uniform point of wheel Cloth is located at shell lower end in shell upper end, hook.

2. a kind of embedded rollers group according to claim 1, it is characterized in that the No.1 pulley, No. two pulleys, No. three The diameter relationship of pulley is No. two pulley >=No. tri- pulley > No.1 pulleys.

3. a kind of embedded rollers group according to claim 1, it is characterized in that the No.1 pulley, No. two pulleys, No. three Pulley is made of anti-skid device, pulley sheave, central axis and shell, and the anti-skid device is by non-slipping block, screw and anti-skidding dress Shell composition is set, the anti-skid device shell disposed on No. two pulleys and No. three pulleys is T-shaped, shell T word top center Equipped with shrinkage pool, anti-skid device can be fixed on pulley center axis；No.1 pulley disposes the anti-skid device of linear type shell, Shrinkage pool is set to fixed anti-skid device close to central axis one end in shell.

4. a kind of embedded rollers group according to claim 3, it is characterized in that No. two pulleys are respectively pacified with No. three pulleys There are three non-slipping block, non-slipping block is located at three T-shaped angles, and the No.1 pulley is equipped with a non-slipping block, is located at remote One end from pulley sheave center.

5. a kind of embedded rollers group according to claim 3, it is characterized in that the non-slipping block is concave, recess one Side is opposite with pulley sheave groove, non-slipping block recess back side and screw connection, can adjust non-slipping block and pulley sheave by screw Between distance.

6. a kind of embedded rollers group according to claim 3, it is characterized in that the No.1 pulley, No. two pulleys, No. three A resistance to compression roller bearing is disposed in the central axis of pulley；Shell two sides respectively dispose a resistance to compression roller bearing.

7. a kind of embedded rollers group according to claim 1, it is characterized in that passing through steel in the coaster and lifting hook Cord connection, wirerope pass sequentially through right side No.1 pulley → pulley → No. bis- pulley of right side three → pulley → left side of left side three Side No.1 pulley；The both ends of the wirerope are all connected with lifting power device, and when lifting larger weight uses any end lifting Power device uses both ends lifting power device function simultaneously when lifting is compared with weight object.

8. a kind of embedded rollers group according to claim 3, it is characterized in that the pulley sheave, non-slipping block, hook, anti- Sliding device is all made of high-intensitive manganese steel and is made.