CN208666931U

CN208666931U - A kind of collapsible protection column of crane walking platform

Info

Publication number: CN208666931U
Application number: CN201821113047.9U
Authority: CN
Inventors: 肖建
Original assignee: Xuzhou Chuangsheng Construction Machinery Co Ltd
Current assignee: Xuzhou Chuangsheng Construction Machinery Co Ltd
Priority date: 2018-07-13
Filing date: 2018-07-13
Publication date: 2019-03-29
Anticipated expiration: 2028-07-13

Abstract

The utility model discloses a kind of collapsible protection columns of crane walking platform, including railing, the quantity of the railing is two, and the opposite face of two railings is fixed by the connecting rod connection, the lower surface of the railing is fixedly connected with the top of support rod, and the bottom end of the support rod passes through the through-hole that housing upper surface opens up and is fixedly connected with the upper surface of placement plate.The collapsible protection column of crane walking platform, pass through the cooperation between sliding block, sliding slot, placement plate, fixed plate, threaded post, the first thread cap, baffle, support rod, connecting rod and railing, to make threaded post band motion plate and railing move down, after railing is moved to suitable height, people can stop operating pull ring, the adjusting to rail height is just completed at this time, to which people can adjust the height of railing according to the difference of crane working depth, it can be used the workshop in different height, to keep the practicability of the utility model more preferable.

Description

A kind of collapsible protection column of crane walking platform

Technical field

The utility model relates to crane technical field, specially a kind of collapsible protection column of crane walking platform.

Background technique

Crane refers to more movement hoisting machineries of vertical-lift in a certain range and horizontal carrying heavy goods.Also known as day Vehicle, hanging, crane.

Wheel-mounted crane is mainly characterized by: it travels driver's cabin and lifting control cabinl pulpit is combined into one, is by crawler belt lifting Machine (crawler crane) develops, and the crawler belt of walking mechanism and mobile holder part are become the chassis for having tire, overcome crawler belt The shortcomings that crane (crawler crane) creeper tread road pavement damages, belongs to material carrying machine.

Crane guardrail is mounted in the guardrail on the outside of crane walking platform, is to play guarantor when safeguarding and overhauling crane The device of shield effect, but existing guardrail is mostly to be directly welded on walking platform, while guardrail is fixed height, is needed sometimes To use crane place be different height workshop, but the height of guardrail be it is fixed, just inconvenient people are in workshop It is interior to use crane, while when storing crane, guardrail can not be dismantled, and biggish space can be occupied, to will cause sky Between cannot maximally utilize.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of collapsible protection column of crane walking platform, solution Existing guardrail of having determined is welded on walking platform, while guardrail is fixed height, when people need the factory in different height When in room using crane, inconvenience can be brought, while guardrail cannot be dismantled, will cause space not when storing crane The problem of capable of maximally utilizing.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of crane walking platform it is telescopic anti- Guardrail, including railing, the quantity of the railing is two, and the opposite face of two railings is fixed by the connecting rod connection, described The lower surface of railing is fixedly connected with the top of support rod, and the bottom end of the support rod passes through through-hole that housing upper surface opens up simultaneously It is fixedly connected with the upper surface of placement plate, the left and right sides of the placement plate are fixed with the opposite face of two sliding blocks respectively to be connected It connects, the sliding block is slidably connected at sliding slot, and two sliding slots open up left and right sides on the inner wall of the housing respectively, the shell Right side is fixedly connected with the left side of fixed plate, and the upper surface of the fixed plate is connected with the first thread cap, first spiral shell Line cap internal screw thread is connected with threaded post, and the top of the threaded post is fixedly connected with the bottom end of shaft, the surface set of the shaft It is connected to bearing, the bearing is connected to the lower surface of transverse slat, the fixed company in right side of the left side of the transverse slat and two railings It connects, the housing lower surface is fixedly connected with the upper surface of gasket.

Preferably, the bottom end of the threaded post is fixedly connected with the upper surface of baffle, the lower surface of the baffle and pull ring Upper surface be fixedly connected.

Preferably, the upper surface of the gasket offers threaded hole, and the threaded hole internal screw thread is connected with bolt, the spiral shell The surface of bolt is threaded with the second thread cap, and second thread cap is connected to the inner wall of groove, and the groove is provided with peace The upper surface of piece installing, the upper surface of the installation part and the lower surface of gasket overlap, under the top and rubber pad of the bolt Surface is fixedly connected, and the upper surface of the rubber pad is fixedly connected with the lower surface of handle.

Preferably, the shape of the handle is rectangle, and the surface of the handle is provided with anti-skid chequer.

Preferably, the shape of the through-hole is rectangle, and the sum of the connecting rod and the width of two railings are less than through-hole Width, and the length of railing is less than the length of through-hole.

Preferably, the shape of the rubber pad is circle, and the diameter of rubber pad is greater than the diameter of threaded hole.

(3) beneficial effect

The utility model provides a kind of collapsible protection column of crane walking platform, have it is following the utility model has the advantages that

(1), the crane walking platform collapsible protection column, by sliding block, sliding slot, placement plate, fixed plate, threaded post, Cooperation between first thread cap, baffle, support rod, connecting rod and railing, when needing to adjust the height of railing, inverse time first Needle rotates pull ring, rotates threaded post, to make threaded post band motion plate and railing move down, when railing is moved to suitably After height, people can stop operating pull ring, the adjusting to rail height just be completed at this time, so that people can be according to crane The difference of working depth adjusts the height of railing, can be used the workshop in different height, to keep this practical new The practicability of type is more preferable.

(2), the collapsible protection column of crane walking platform passes through setting handle, bolt, threaded hole and the second screw thread Cap rotates counterclockwise handle when people need to store crane first, moves up bolt, when bolt and threaded hole point From rear, people can remove gasket, to make the installation of railing not need to weld, so that people be facilitated to tear railing open It unloads, when storing crane, railing will not occupy too big space, thereby may be ensured that making full use of for memory space.

(3), the collapsible protection column of crane walking platform, the length by the way that railing is arranged are less than the length of through-hole, side Persons who happens to be on hand for an errand take in railing in through-hole, and the surface by the way that handle is arranged is provided with anti-skid chequer, and people are not easy to send out when rotating threaded post The sliding phenomenon of green hand, and the utility model which has a compact structure and a reasonable design, it is practical.

Detailed description of the invention

Fig. 1 is the utility model positive structure diagram；

Fig. 2 is the schematic diagram of the section structure that the utility model is faced；

Fig. 3 is the structural schematic diagram of the right view of the utility model.

In figure: 1 railing, 2 connecting rods, 3 support rods, 4 shells, 5 through-holes, 6 placement plates, 7 sliding blocks, 8 sliding slots, 9 fixed plates, 10 First thread cap, 11 threaded posts, 12 baffles, 13 pull rings, 14 shafts, 15 bearings, 16 transverse slats, 17 gaskets, 18 threaded holes, 19 spiral shells Bolt, 20 second thread caps, 21 installation parts, 22 grooves, 23 rubber pads, 24 handles.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of collapsible protection of crane walking platform Column, including railing 1, the quantity of railing 1 is two, and the opposite face of two railings 1 is fixedly connected by connecting rod 2, by setting Connecting rod 2 is set, two railings 1 is synchronized and moves up and down, the fixed company in the lower surface of railing 1 and the top of support rod 3 It connects, the bottom end of support rod 3 passes through the through-hole 5 that 4 upper surface of shell opens up and is fixedly connected with the upper surface of placement plate 6, through-hole 5 Shape is rectangle, and the sum of connecting rod 2 and the width of two railings 1 are less than the width of through-hole 5, and the length of railing 1 is less than through-hole 5 Length, by be arranged railing 1 length be less than through-hole 5 length, facilitate people to take in railing 1 in through-hole 5, placement plate 6 Left and right sides be fixedly connected respectively with the opposite face of two sliding blocks 7, by setting sliding block 7 and sliding slot 8, support rod 3 is made to exist It will not shake during moving up and down, to keep the disassembly process of railing 1 more stable, sliding block 7 is slidably connected at cunning Slot 8, and two sliding slots 8 are provided with the left and right sides of 4 inner wall of shell, the right side of shell 4 and the left side of fixed plate 9 respectively It is fixedly connected, by the way that fixed plate 9 is arranged, keeps the fixation of the first thread cap 10 more stable, so that threaded post 11 be made to move down upper Double swerve will not occur in dynamic process, keep the process for adjusting 1 height of railing more stable, the upper surface clamping of fixed plate 9 There is the first thread cap 10,10 internal screw thread of the first thread cap is connected with threaded post 11, the bottom end of threaded post 11 and the upper table of baffle 12 Face is fixedly connected, and the lower surface of baffle 12 is fixedly connected with the upper surface of pull ring 13, by the way that pull ring 13 is arranged, people is facilitated to rotate Threaded post 11, to keep the operability of the utility model more preferable, the top of threaded post 11 is fixedly connected with the bottom end of shaft 14, is turned The surface of axis 14 is socketed with bearing 15, and bearing 15 is connected to the lower surface of transverse slat 16, passes through setting shaft 14 and bearing 15, people Being rotated by threaded post 11 drives shaft 14 to move up and down, so that people is facilitated to pass through the height that threaded post 11 controls railing 1, from And it is useful in the utility model in the workshop of different height, the right side of the left side of transverse slat 16 and two railings 1 is solid Fixed connection, by being arranged railing 1, and two railings 1 be located remotely from each other be set as arcwall face on one side, make the safety of the utility model Property it is more preferable, friction will not occur because of people and railing 1 and be scratched, the upper surface of 4 lower surface of shell and gasket 17 is fixed to be connected It connects, the upper surface of gasket 17 offers threaded hole 18, and 18 internal screw thread of threaded hole is connected with bolt 19, and the surface screw thread of bolt 19 connects It is connected to the second thread cap 20, the second thread cap 20 is connected to the inner wall of groove 22, and groove 22 is provided with the upper surface of installation part 21, The upper surface of installation part 21 and the lower surface of gasket 17 overlap, and the top of bolt 19 is fixedly connected with the lower surface of rubber pad 23, The upper surface of rubber pad 23 is fixedly connected with the lower surface of handle 24, passes through setting bolt 19, the second thread cap 20 and threaded hole 18, facilitate people to dismount railing 1, and then railing 1 will not occupy biggish space when people store crane, So as to improve the utilization rate to memory space, the shape of handle 24 is rectangle, and the surface of handle 24 is provided with anti-skid chequer, is led to The phenomenon that surface for crossing setting handle 24 is provided with anti-skid chequer, and people are not susceptible to rubber sleeve when rotating threaded post 11, rubber pad 23 Shape be circle, and the diameter of rubber pad 23 be greater than threaded hole 18 diameter, by be arranged rubber pad 23 diameter be greater than spiral shell The diameter of pit 18, after rubber pad 23 and the contact of gasket 17, people are assured that the company of bolt 19 and the second thread cap 20 Connect situation.

In use, rotating counterclockwise pull ring 13 first when people need to adjust the height of railing 1, make 11 turns of threaded post It is dynamic, thus move down threaded post 11 with motion plate 16 and railing 1, after railing 1 is moved to suitable height, people Stop operating pull ring 13, just completes the adjusting to 1 height of railing at this time, when need to crane into storage when, first counterclockwise Swing handle 24 rotates bolt 19, so that bolt 19 is moved up, after bolt 19 is separated with threaded hole 18, people Railing 1 is removed, crane can be stored at this time, when needing using railing 1, gasket 17 is placed into installation first On part 21, while making 18 alignment indentation 22 of threaded hole, then rotates clockwise bolt 19, while bolt 19 moves down, and works as rubber After rubber mat 23 is contacted with gasket 17, stop operating handle 24, and people just complete the installation to railing 1 at this time.

It can to sum up obtain, 1, the collapsible protection column of crane walking platform, pass through sliding block 7, sliding slot 8, placement plate 6, fixed Cooperation between plate 9, threaded post 11, the first thread cap 10, baffle 12, support rod 3, connecting rod 2 and railing 1, when needing to adjust When the height of railing 1, pull ring 13 is rotated counterclockwise first, rotates threaded post 11, to make threaded post 11 with 16 He of motion plate Railing 1 moves down, and after railing 1 is moved to suitable height, people can stop operating pull ring 13, just completes to column at this time The adjusting of 1 height of bar, so that people can adjust the height of railing 1 according to the difference of crane working depth, even if not Level workshop also can be used, to keep the practicability of the utility model more preferable.

2, the collapsible protection column of crane walking platform passes through setting handle 24, bolt 19, threaded hole 18 and the second spiral shell Line cap 20 rotates counterclockwise handle 24 when people need to store crane first, moves up bolt 19, when bolt 19 After separating with threaded hole 18, people can remove gasket 17, to make the installation of railing 1 not need to weld, to facilitate people Railing 1 is dismantled, when storing crane, railing 1 will not occupy too big space, thereby may be ensured that memory space Make full use of.

3, the collapsible protection column of crane walking platform, the length by the way that railing 1 is arranged are less than the length of through-hole 5, side Persons who happens to be on hand for an errand take in railing 1 in through-hole 5, and the surface by the way that handle 24 is arranged is provided with anti-skid chequer, when people rotate threaded post 11 The phenomenon that being not susceptible to rubber sleeve, and the utility model which has a compact structure and a reasonable design, it is practical.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of collapsible protection column of crane walking platform, including railing (1), it is characterised in that: the quantity of the railing (1) It is two, and the opposite face of two railings (1) is fixedly connected by connecting rod (2), the lower surface of the railing (1) and support rod (3) top is fixedly connected, and the bottom end of the support rod (3) passes through the through-hole (5) that shell (4) upper surface opens up and and placement plate (6) upper surface is fixedly connected, and the left and right sides of the placement plate (6) are fixed with the opposite face of two sliding blocks (7) respectively to be connected It connects, the sliding block (7) is slidably connected at sliding slot (8), and two sliding slots (8) are provided with the left and right sides of shell (4) inner wall respectively The right side in face, the shell (4) is fixedly connected with the left side of fixed plate (9), and the upper surface of the fixed plate (9) is connected with First thread cap (10), the first thread cap (10) internal screw thread are connected with threaded post (11), the top of the threaded post (11) It is fixedly connected with the bottom end of shaft (14), the surface of the shaft (14) is socketed with bearing (15), and the bearing (15) is connected to The left side of the lower surface of transverse slat (16), the transverse slat (16) is fixedly connected with the right side of two railings (1), the shell (4) lower surface is fixedly connected with the upper surface of gasket (17).

2. a kind of collapsible protection column of crane walking platform according to claim 1, it is characterised in that: the threaded post (11) bottom end is fixedly connected with the upper surface of baffle (12), and the lower surface of the baffle (12) and the upper surface of pull ring (13) are solid Fixed connection.

3. a kind of collapsible protection column of crane walking platform according to claim 1, it is characterised in that: the gasket (17) upper surface offers threaded hole (18), and threaded hole (18) internal screw thread is connected with bolt (19), the bolt (19) Surface be threaded with the second thread cap (20), second thread cap (20) is connected to the inner wall of groove (22), described recessed Slot (22) is provided with the upper surface of installation part (21), and the upper surface of the installation part (21) and the lower surface of gasket (17) overlap, The top of the bolt (19) is fixedly connected with the lower surface of rubber pad (23), the upper surface of the rubber pad (23) and handle (24) lower surface is fixedly connected.

4. a kind of collapsible protection column of crane walking platform according to claim 3, it is characterised in that: the handle (24) shape is rectangle, and the surface of the handle (24) is provided with anti-skid chequer.

5. a kind of collapsible protection column of crane walking platform according to claim 1, it is characterised in that: the through-hole (5) shape is rectangle, and the sum of the connecting rod (2) and the width of two railings (1) are less than the width of through-hole (5), and railing (1) length is less than the length of through-hole (5).

6. a kind of collapsible protection column of crane walking platform according to claim 3, it is characterised in that: the rubber pad (23) shape is circle, and the diameter of rubber pad (23) is greater than the diameter of threaded hole (18).