CN205802811U - It is applicable between flat arm arm frame of tower crane standard knot connect the device of bearing pin fast insert-pull - Google Patents
It is applicable between flat arm arm frame of tower crane standard knot connect the device of bearing pin fast insert-pull Download PDFInfo
- Publication number
- CN205802811U CN205802811U CN201620727272.6U CN201620727272U CN205802811U CN 205802811 U CN205802811 U CN 205802811U CN 201620727272 U CN201620727272 U CN 201620727272U CN 205802811 U CN205802811 U CN 205802811U
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- CN
- China
- Prior art keywords
- bearing pin
- oil cylinder
- voltage oil
- tower crane
- joint body
- 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.)
- Expired - Fee Related
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- Jib Cranes (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
This utility model discloses a kind of device being applicable between flat arm arm frame of tower crane standard knot connect bearing pin fast insert-pull.Before this device includes, between rear jib, crossbeam is as the high-voltage oil cylinder installing matrix, it is threadably received in the screwed joint body of the piston rod epitaxial end of described high-voltage oil cylinder, it is installed on the connecting bolt in described screwed joint body, and is connected with described high-voltage oil cylinder by hydralic hose and realizes the hydraulic hand-pump of closely fuel feeding；Described connecting bolt is threadably received in the afterbody connecting bearing pin；The dead in line of described connection bearing pin, connecting bolt, screwed joint body and high-voltage oil cylinder is on same horizontal linear, and the pin shaft hole coaxial line that connect bearing pin to be plugged with on forward and backward jib.This utility model can realize the fast assembling-disassembling between flat arm arm frame of tower crane standard knot, have simple to operate, use flexible, time saving and energy saving, cost-effective, safe and reliable feature.
Description
Technical field
This utility model is applicable to the jib of flat arm tower crane and carries out the device of demolition, installation, particularly relates to one and is applicable to
The device of bearing pin fast insert-pull is connected between flat arm arm frame of tower crane standard knot.
Background technology
Because the jib of electricity Jianping arm tower crane is to be combined as a whole by connecting bearing pin by more piece jib standard knot, so
Demolition, installation jib has only to connection bearing pin is extracted or inserted and can realize from jib pin pin shaft hole.But it is past in practical operation
Toward being to carry out demolition, installation jib in the air at height, i.e. to extract in the air at height or to insert connection bearing pin；Add connection bearing pin itself straight
Footpath is big, weight is big, and the impact of the factor such as the deformation of jib structure part, it may appear that the phenomenons such as pin pin shaft hole not para-position.Occur
During not para-position phenomenon, it is extremely difficult for simply relying on manpower construction and plugging connection bearing pin, i.e. carries out demolition, installation in the air at height
Jib just can must smoothly complete by specific special auxiliary equipment device.Therefore, invention one can realize connecting pin smoothly
The device of axle fast insert-pull, becomes one of essential condition of quick demolition, installation between flat arm arm frame of tower crane standard knot.
Summary of the invention
The purpose of this utility model is applicable to flat arm for the one provided in place of above-mentioned the deficiencies in the prior art just
Connecting the device of bearing pin fast insert-pull between arm frame of tower crane standard knot, this utility model can realize flat arm arm frame of tower crane standard knot
Between fast assembling-disassembling, have simple to operate, use flexible, time saving and energy saving, cost-effective, safe and reliable feature.
The purpose of this utility model can be realized by following technique measures:
Of the present utility model be applicable between flat arm arm frame of tower crane standard knot connect bearing pin fast insert-pull device include with
Between forward and backward jib, crossbeam is as the high-voltage oil cylinder of installation matrix, is threadably received in the work of described high-voltage oil cylinder
The screwed joint body of stopper rod epitaxial end, is installed on the connecting bolt in described screwed joint body, and by hydralic hose and institute
State high-voltage oil cylinder and be connected to realize the hydraulic hand-pump of closely fuel feeding；Described connecting bolt is threadably received in
Connect the afterbody of bearing pin；The dead in line of described connection bearing pin, connecting bolt, screwed joint body and high-voltage oil cylinder is at same water
On flat line, and the pin shaft hole coaxial line that connect bearing pin to be plugged with on forward and backward jib.
T-shaped termination in card load connecting bolt is radially offered at the external end of screwed joint described in this utility model
T-shaped groove.
The cylinder tail of high-voltage oil cylinder described in this utility model is propped up with the oil cylinder being arranged on described crossbeam by afterbody bearing pin
Seat is connected.
The spindle nose end of bearing pin is connected with the tapering being easy to recognize hole described in this utility model.
Operation principle of the present utility model is as follows:
This utility model connects bearing pin be connected with oil piston rod in high-voltage oil cylinder by connecting bolt and screwed joint body
Together, and the dead in line of above-mentioned each parts connection to be plugged on same horizontal linear and with on forward and backward jib
The pin shaft hole coaxial line of bearing pin.So, oil piston rod is elastic in using hydraulic hand-pump as the high-voltage oil cylinder of power source
Time will drive connection bearing pin easily insert or depart from pin shaft hole, i.e. complete to connect between jib standard knot the quick of bearing pin
Plug, and then realize the fast assembling-disassembling of flat arm arm frame of tower crane.
The beneficial effects of the utility model are as follows:
Compared with traditional manpower mounting or dismounting, this utility model can realize quickly tearing open between flat arm arm frame of tower crane standard knot
Dress, have simple to operate, use flexible, time saving and energy saving, cost-effective, safe and reliable feature.
The beneficial effects of the utility model are in particular in:
1, in this utility model, each component weight is light, it is simple to carries, conveniently operate, is suitable for one-man service.
Before 2, this utility model is, between rear jib, crossbeam is integrally fixed at horizontal stroke as installing matrix, i.e. this utility model
Liang Shang, is not restricted by flat arm arm frame of tower crane height, is not restricted by environment, both decreased the destruction to environment, with
Time also substantially increase the motility of pin assembling/disassembling, reliability and safety.
3, this utility model highly versatile, can use in the similar flat arm tower crane of multiple stage.
4, this utility model can realize the fast assembling-disassembling of flat arm jib, substantially increases working performance, reduces entirety use
Expense.
5, this utility model is steady due to thrust and pulling force in use, to the local influence and the damage comparison that connect bearing pin
Little, considerably increase connection bearing pin reuses number of times.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (i.e. the view of jib connecting pin axle before plug).
Fig. 2 is this utility model view of jib connecting pin axle after plug.
Fig. 3 is connecting bolt and the structural representation of screwed joint body binding site in this utility model.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the left view of Fig. 3.
Fig. 6 is the structural representation of cylinder support in this utility model.
Fig. 7 is the top view of Fig. 6.
Sequence number explanation in figure: 1, connect bearing pin, 2, connecting bolt, 3, screwed joint body, 4, high-voltage oil cylinder, 5, afterbody pin
Axle, 6, cylinder support, 61, bearing matrix, 62, slidiing pin, 63, slidiing pin handle, 7, hydraulic hand-pump, 8, hydraulic pressure glue
Pipe, A, front jib, B, rear jib, M, crossbeam.
Detailed description of the invention
This utility model is further described below with reference to embodiment (accompanying drawing):
As it is shown in figure 1, of the present utility model being applicable between flat arm arm frame of tower crane standard knot connects bearing pin fast insert-pull
Device included before, rear between jib A, B crossbeam M as install matrix high-voltage oil cylinder 4, be threadably received in institute
State the screwed joint body 3 of the piston rod epitaxial end of high-voltage oil cylinder, be installed on the connecting bolt 2 in described screwed joint body 3, and
It is connected with described high-voltage oil cylinder 4 by hydralic hose 8 and realizes the hydraulic hand-pump 7 of closely fuel feeding；Described connecting bolt 2
It is threadably received in the afterbody connecting bearing pin 1；Described connection bearing pin 1, connecting bolt 2, screwed joint body 3 and high pressure
The dead in line of oil cylinder 4 is on same horizontal linear, and the pin shaft hole that connect bearing pin 1 to be plugged with on forward and backward jib A, B
Coaxial line.
T-shaped end in card load connecting bolt 2 is radially offered in screwed joint body described in this utility model 3 outer end
The T-shaped groove (seeing Fig. 3～Fig. 5) of head.
The cylinder tail of high-voltage oil cylinder 4 described in this utility model passes through afterbody bearing pin 5 and the oil cylinder being arranged on described crossbeam M
Bearing 6 is connected (seeing Fig. 1).
The spindle nose end of bearing pin 1 is connected with being easy to recognize the tapering in hole described in this utility model.
Additionally, the cylinder support 6 in this utility model includes bearing matrix 61, slidiing pin 62, slidiing pin handle 63
(see Fig. 6, Fig. 7, slidiing pin 62 and slidiing pin handle 63 cooperation and can realize cylinder support 6 quickly tearing open on crossbeam M
Dress).
Of the present utility model specifically used in the case of:
(1) insert and connect bearing pin and carry out the assembly (seeing Fig. 1) of flat arm arm frame of tower crane:
1, first by the pin shaft hole para-position in front jib A and rear jib B.
2, carry out recognizing hole by connecting in the pin shaft hole putting into front jib A in bearing pin 1 with tapered spindle nose end.
3, connecting bolt 2 is screwed in the tailing screw flight connecting bearing pin 1.
4, screwed joint body 3 is screwed into the piston rod epitaxial end of high-voltage oil cylinder 4；Now, piston rod is fully retracted.
5, then screwed joint body 3 is fastened by the T-shaped groove along screwed joint body 3 with connecting bolt 2.
6, according to the position of high-voltage oil cylinder 4, cylinder support 6 is arranged on forward and backward between jib A, B on crossbeam M.
7, the axis hole position of the cylinder tail of high-voltage oil cylinder 4 with cylinder support 6 is aligned, insert afterbody bearing pin 5, make both be linked as
Integrally.
8, hydraulic hand-pump 7 is arranged on the derivative beam of crossbeam M or crossbeam M side, with high-voltage oil cylinder 4 by hydraulic pressure glue
Pipe 8 connects.
9, after installing, debug hydraulic hand-pump 7, swing the handle of hydraulic hand-pump 7, the nothing of high-voltage oil cylinder 4 at any time
The oil-feed of bar chamber, the piston rod of high-voltage oil cylinder 4 is released, and then is driven screwed joint body 3, connecting bolt 2 successively, connects bearing pin 1 water
Flat reach, by connecting in the pin shaft hole that bearing pin 1 progressively pushes for connecting two adjacent front jib standard knots, until pushing away completely
Enter.
In like manner, only turn around with the initial and end end position of high-voltage oil cylinder 4 is exchanged, cylinder support 6 is pulled down and installed simultaneously
To the new position corresponding to cylinder tail, it is possible to see Fig. 2 to pin shaft hole corresponding in rear jib B inserts connection bearing pin 1().
By that analogy, insert in the pin shaft hole between the most adjacent two forward and backward jib standard knots by connecting bearing pin 1, so that it may
To be rapidly completed the quick-assembling of flat arm arm frame of tower crane.After integral assembling operation, remove this utility model.
(2) pull up and connect bearing pin and carry out the dismounting (seeing Fig. 1) of flat arm arm frame of tower crane:
1, connecting bolt 2 is screwed in the tailing screw flight connecting bearing pin 1.
2, screwed joint body 3 is screwed into the piston rod epitaxial end of high-voltage oil cylinder 4；Now, piston rod is the most completely out.
3, then screwed joint body 3 is fastened by the T-shaped groove along screwed joint body 3 with connecting bolt 2.
4, according to the position of high-voltage oil cylinder 4, cylinder support 6 is arranged on forward and backward between jib A, B on crossbeam M.
5, the axis hole position of the cylinder tail of high-voltage oil cylinder 4 with cylinder support 6 is aligned, insert afterbody bearing pin 5, make both be linked as
Integrally.
6, hydraulic hand-pump 7 is arranged on the derivative beam of crossbeam M or crossbeam M side, with high-voltage oil cylinder 4 by hydraulic pressure glue
Pipe 8 connects.
7, after installing, debug hydraulic hand-pump 7, swing the handle of hydraulic hand-pump 7, having of high-voltage oil cylinder 4 at any time
The oil-feed of bar chamber, the piston rod of high-voltage oil cylinder 4 is retracted, and then is driven screwed joint body 3, connecting bolt 2 successively, connects bearing pin 1 water
Moving after Ping, progressively pulling out in the pin shaft hole being used for connecting two adjacent front jib standard knots, until drawing completely by connecting bearing pin 1
Go out.
In like manner, only turn around with the initial and end end position of high-voltage oil cylinder 4 is exchanged, cylinder support 6 is pulled down and installed simultaneously
To the new position corresponding to cylinder tail, it is possible to pin shaft hole corresponding from rear jib B is extracted connection bearing pin 1(and sees Fig. 2).
By that analogy, pull out connecting the bearing pin 1 pin shaft hole between the most adjacent two forward and backward jib standard knots, just
The fast quick-detach of flat arm arm frame of tower crane can be rapidly completed.After integral demounting operation, remove this utility model.
Claims (4)
1. the device being applicable between flat arm arm frame of tower crane standard knot connect bearing pin fast insert-pull, it is characterised in that: its bag
Before including, between rear jib (A, B), crossbeam (M), as the high-voltage oil cylinder (4) of installation matrix, is threadably received in institute
State the screwed joint body (3) of the piston rod epitaxial end of high-voltage oil cylinder, be installed on the connecting bolt in described screwed joint body (3)
(2), and by hydralic hose (8) it is connected with described high-voltage oil cylinder (4) and realizes the hydraulic hand-pump of closely fuel feeding
(7)；Described connecting bolt (2) is threadably received in the afterbody connecting bearing pin (1)；Described connection bearing pin (1), connection
The dead in line of bolt (2), screwed joint body (3) and high-voltage oil cylinder (4) on same horizontal linear, and with forward and backward jib
The pin shaft hole coaxial line of connection bearing pin (1) to be plugged on (A, B).
The device being applicable between flat arm arm frame of tower crane standard knot connect bearing pin fast insert-pull the most according to claim 1,
It is characterized in that: radially offer the T of T-shaped termination in card load connecting bolt (2) in described screwed joint body (3) outer end
Type groove.
The device being applicable between flat arm arm frame of tower crane standard knot connect bearing pin fast insert-pull the most according to claim 1,
It is characterized in that: the cylinder tail of described high-voltage oil cylinder (4) is propped up with the oil cylinder being arranged on described crossbeam (M) by afterbody bearing pin (5)
Seat (6) is connected.
The device being applicable between flat arm arm frame of tower crane standard knot connect bearing pin fast insert-pull the most according to claim 1,
It is characterized in that: the spindle nose end of described connection bearing pin (1) is with the tapering being easy to recognize hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727272.6U CN205802811U (en) | 2016-07-12 | 2016-07-12 | It is applicable between flat arm arm frame of tower crane standard knot connect the device of bearing pin fast insert-pull |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727272.6U CN205802811U (en) | 2016-07-12 | 2016-07-12 | It is applicable between flat arm arm frame of tower crane standard knot connect the device of bearing pin fast insert-pull |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205802811U true CN205802811U (en) | 2016-12-14 |
Family
ID=57509850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620727272.6U Expired - Fee Related CN205802811U (en) | 2016-07-12 | 2016-07-12 | It is applicable between flat arm arm frame of tower crane standard knot connect the device of bearing pin fast insert-pull |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205802811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695871A (en) * | 2021-09-24 | 2021-11-26 | 北京三一智造科技有限公司 | Pin shaft dismounting device, frame body connecting structure and operation machine |
| US11786998B2 (en) | 2021-09-24 | 2023-10-17 | Beijing Sany Intelligent Manufacturing Technology Co., Ltd. | Pin shaft dismounting and mounting device, frame body connecting structure and work machine |
-
2016
- 2016-07-12 CN CN201620727272.6U patent/CN205802811U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695871A (en) * | 2021-09-24 | 2021-11-26 | 北京三一智造科技有限公司 | Pin shaft dismounting device, frame body connecting structure and operation machine |
| CN113695871B (en) * | 2021-09-24 | 2022-07-29 | 北京三一智造科技有限公司 | Pin shaft dismounting device, frame body connecting structure and operation machine |
| US11786998B2 (en) | 2021-09-24 | 2023-10-17 | Beijing Sany Intelligent Manufacturing Technology Co., Ltd. | Pin shaft dismounting and mounting device, frame body connecting structure and work machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |