CN102897680B - A kind of bearing pin auxiliary installation device of tower crane - Google Patents
A kind of bearing pin auxiliary installation device of tower crane Download PDFInfo
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- CN102897680B CN102897680B CN201210429063.XA CN201210429063A CN102897680B CN 102897680 B CN102897680 B CN 102897680B CN 201210429063 A CN201210429063 A CN 201210429063A CN 102897680 B CN102897680 B CN 102897680B
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- bearing pin
- tower crane
- pin
- installation device
- bearing plate
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Abstract
The invention discloses a kind of bearing pin auxiliary installation device of tower crane, the first end of stay bearing plate (1) is fixedly connected with tower crane agent structure, and is positioned at the below of pin shaft hole; Under the state that bearing pin is placed on stay bearing plate (1), the line of centers of bearing pin and the centre hole of pin shaft hole are point-blank.Weld round bar (2) respectively in the inwall both sides of stay bearing plate (1), bearing pin holder, on two round steel (2) bars, makes to have gap between bearing pin and stay bearing plate (1), leaves a safety distance.The bearing pin auxiliary installation device of tower crane of the present invention; there is semicylindrical bearing body and hold bearing pin; the line of centers of bearing pin and pin-and-hole is alignd; the process of installing at bearing pin plays a protective role, and installation personnel can be allowed to be in safer position, and also has protective effect in dismounting bearing pin process; efficiently avoid potential safety hazard; and it is simple to have version, production and processing is convenient, the feature of installation, convenient disassembly.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly relate to a kind of bearing pin auxiliary installation device of tower crane.
Background technology
Present tower crane increases due to lifting performance, and agent structure size increases, and causes the connecting pin shaft size between framing member and weight also to increase, and the installation difficulty of bearing pin increases.In the installation process of tower machine, need installation personnel first to have bearing pin in arms facing to pin-and-hole, because bearing pin weight is too large, often run into dozens or even hundreds of kilogram, installation personnel cannot take bearing pin in one's arms at all; Adding is aloft work, and the pin-and-hole of bearing pin and agent structure just not can not get through to good; Sometimes in the process of beating bearing pin, bearing pin does not fix easy landing, causes the generation of safety misadventure.
In existing technology, the installation for bearing pin does not have any concrete auxiliary device substantially, so with the immediate technical scheme of the present invention be exactly: for lightweight bearing pin, installation personnel hand rest lives bearing pin; For the bearing pin that weight is large, installation personnel then entangles bearing pin with the rope made of hemp, holds the rope made of hemp hold bearing pin by multiple installation personnel.
In existing technical scheme:
1., for lightweight bearing pin, installation personnel hand rest lives bearing pin.This method is very general in the field erected situation of tower machine, and installation personnel is also occurred by the situation injuring hand by a crashing object, often so inconsiderate for the personal safety of installation personnel simultaneously.
2. obtain bearing pin for weight is large, installation personnel then entangles bearing pin with the rope made of hemp, holds the rope made of hemp hold bearing pin by multiple installation personnel.This method is also often occurred in the installation process of Large Towers machine, although installation personnel need not be lived with hand rest in person, reduce injured situation, but it is dangerous aloft work that tower machine is installed, installation personnel holds the rope made of hemp in the air to hold bearing pin at height, be difficult to allow the line of centers of bearing pin and pin-and-hole align, which adds the difficulty squeezing into bearing pin; The rope made of hemp entangles bearing pin in addition, and the smoother of bearing pin own, is easy to landing, causes safety misadventure in the process of pounding bearing pin.
Therefore, the bearing pin auxiliary installation device designing a kind of novel tower crane is needed.
Summary of the invention
In view of this, the technical matters that the present invention will solve is to provide a kind of dismounting hinge pin stand apparatus of tower crane, has semicylindrical bearing body and holds bearing pin, and the line of centers of bearing pin and pin-and-hole is alignd.
A bearing pin auxiliary installation device for tower crane, comprising: semicylindrical stay bearing plate 1; The first end of described stay bearing plate 1 is fixedly connected with tower crane agent structure, and is positioned at the below of pin shaft hole; Under the state that described bearing pin is placed on described stay bearing plate 1, the line of centers of described bearing pin and the centre hole of described pin shaft hole are point-blank.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, 2, two round steel; Described two round bars 2 are fixedly connected on the both sides of the inwall of described stay bearing plate 1 respectively; Wherein, the distance between described 2, two round steel is less than the diameter of described bearing pin, and under the state that described bearing pin is placed on described stay bearing plate 1, described bearing pin contacts with described 2, two round steel, and has gap between described bearing pin and described stay bearing plate 1.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, described two round bars 2 are welded on the both sides of the inwall of described stay bearing plate 1 respectively.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, connecting panel 3 is set at the first end of described stay bearing plate 1; Described connecting panel 3 is threaded with described tower crane agent structure.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, the bottom of described connecting panel 3 arranges support plate 4, and described support plate 4 is positioned at the below of described stay bearing plate 1; Described support plate 4 is fixedly connected with described connecting panel 3; Under the state that described connecting panel 3 is threaded with described tower crane agent structure, described support plate 4 is supported in described tower crane agent structure.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, described support plate 4 welds with described connecting panel 3 or is threaded.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, the material of described stay bearing plate 1 is corrosion-resistant steel.
According to an embodiment of bearing pin auxiliary installation device of the present invention, further, the material of described connecting panel 3 and support plate 4 is corrosion-resistant steel.
The bearing pin auxiliary installation device of tower crane of the present invention; there is semicylindrical bearing body and hold bearing pin; the line of centers of bearing pin and pin-and-hole is alignd; the process of installing at bearing pin plays a protective role; installation personnel can be allowed to be in safer position, efficiently avoid potential safety hazard, and it to be simple to have version; production and processing is convenient, the feature of installation, convenient disassembly.
Description of the invention provides in order to example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Figure 1A and 1B is the schematic diagram of an embodiment of bearing pin auxiliary installation device according to tower crane of the present invention.
Detailed description of the invention
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention is wherein described.Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.Below in conjunction with figure and embodiment, many-sided description is carried out to technical scheme of the present invention.
For existing design to installing the not enough situation of bearing pin protection, in order to reach convenient, fast, accurate, safety in installation process, provide bearing pin auxiliary installation device of the present invention.Bearing pin auxiliary installation device designs the stay bearing plate of suitable semicircular arc according to the diameter of the different size of bearing pin, during installation, makes bearing pin and pin aperture centerline alignment, reaches and easily, smoothly, safely install.
Figure 1A and 1B is the schematic diagram of an embodiment of bearing pin auxiliary installation device according to tower crane of the present invention.Wherein, Figure 1A is front view, and Figure 1B is birds-eye view.
The bearing pin auxiliary installation device of tower crane comprises: semicylindrical stay bearing plate 1; The first end of stay bearing plate 1 is fixedly connected with tower crane agent structure, and is positioned at the below of pin shaft hole; Under the state that bearing pin is placed on stay bearing plate 1, the line of centers of bearing pin and the centre hole of pin shaft hole point-blank, make bearing pin and pin aperture centerline alignment, can easily, smoothly, safely install.
In the present invention, " first end " of the stay bearing plate 1 of indication only for convenience of description, does not have specific implication.
According to one embodiment of present invention, described two round bars 2 prolong the axial direction of described stay bearing plate 1, are fixedly connected on the inwall both sides of described stay bearing plate 1 respectively; Distance between two 2, round steel is less than the diameter of bearing pin, and under the state that bearing pin is placed on stay bearing plate 1, bearing pin contacts with 2, two round steel, and has gap between bearing pin and stay bearing plate 1.By calculating, leave a safety distance between bearing pin and stay bearing plate 1, in the process of installing, bearing pin is pounded in pin shaft hole by mode of knocking easy to use, thus ensures construction safety, easily.
According to one embodiment of present invention, the round bar 2 of more than 2 can also be had.
Bearing pin installation auxiliary device of the present invention, makes bearing pin and pin aperture centerline alignment also stably hold in the palm on round bar, and has gap between bearing pin and stay bearing plate 1, can reduce friction, more easily, smoothly, safely install.
According to one embodiment of present invention, two round bars 2 also can coat the lubricants such as machine oil, more reduce friction.
In the process of dismounting hinge pin, the bearing pin be disassembled slips into stay bearing plate 1, centre hole due to the line of centers with pin shaft hole that slip into the bearing pin of stay bearing plate 1 is the state of aliging, therefore, in dismounting hinge pin, make bearing pin very little to the impulsive force of stay bearing plate 1, easily, smoothly, safely can dismantle bearing pin.
According to one embodiment of present invention, two round bars 2 are welded on the inwall both sides of stay bearing plate 1 respectively, also can adopt the mode of welding or riveted joint.
According to one embodiment of present invention, connecting panel 3 is set at the first end of stay bearing plate 1; Be threaded with tower crane agent structure by connecting panel 3.Further, support plate 4 is set in the bottom of connecting panel 3, and support plate 4 is positioned at the below of stay bearing plate 1.
Support plate 4 is fixedly connected with connecting panel 3.Under the state that connecting panel 3 is threaded with tower crane agent structure, support plate 4 is supported in tower crane agent structure.The orientation such as below of the present invention are orientation shown with reference to the accompanying drawings, just for convenience of description, and without restriction effect.
According to one embodiment of present invention, support plate 4 welds with connecting panel 3 or is threaded.The material of stay bearing plate 1 is the materials such as corrosion-resistant steel, cast iron, aluminum alloy.The material of connecting panel 3 and support plate 4 is also the materials such as corrosion-resistant steel, cast iron, aluminum alloy.
According to one embodiment of present invention, the bearing pin auxiliary installation device of tower crane designs suitable semicylindrical stay bearing plate 1 according to the diameter of the different size of bearing pin, burn-on the connecting panel 3 of band connecting bore in one end, burn-oning a support plate 4 in the below of connecting panel, forms the structure of a semicircular cylinder.
With suitable bolt 6 half-cylinder structure being connected to penetrates in the agent structure 5 at bearing pin place, forms the dismounting hinge pin stand apparatus of simple, a safe and reliable tower crane.
According to one embodiment of present invention, a kind of tower crane, comprises the bearing pin auxiliary installation device of above-mentioned tower crane.
The bearing pin auxiliary installation device of tower crane of the present invention provides one when installing bearing pin, in order to more easily, the version of more accurate, safer loading bearing pin.The bearing pin auxiliary installation device of tower crane only need be all right with being bolted in tower crane agent structure, and frame mode is very simple, installs very convenient, and dismounting is also simple and fast like this.Being bolted in agent structure just to allow bearing pin quick, safe, reliable in the process of dismounting.
The bearing pin auxiliary installation device structure of tower crane is simple, novel; Convenient, fast in the process of Assembly &Disassembly; And can ensure bearing pin install process in more easily, more accurate, safer.Also can shield when dismantling bearing pin.
The bearing pin auxiliary installation device of tower crane is connected in agent structure by the supporting structure being designed to a semicircular arc, and the process of installing at bearing pin plays well in place, protective effect.Also have several advantage:
1. version is simple, and production and processing is convenient.
This version is simple, and by several simple parts by being welded, production and processing is convenient.
2. structure installment, convenient disassembly.
It is very easy to use that this structure is connected to agent structure by bolt and packing ring.
3. planform is reasonable.
The supporting structure of semicircular arc designs according to the diameter of bearing pin, very suitably holds bearing pin; The connection dimension of support and agent structure is determined, the line of centers of bearing pin and pin-and-hole can be made to align, conveniently bearing pin is installed.
4. protect the personal safety of installation personnel.
In a lot of erecting stagies, installation personnel hand rest lives bearing pin, and hammer is in the process of pounding bearing pin, and installation personnel is easy to injured.
Claims (8)
1. a bearing pin auxiliary installation device for tower crane, is characterized in that, comprising:
Semicylindrical stay bearing plate (1), two round bars (2); The first end of described stay bearing plate (1) is fixedly connected with tower crane agent structure, and is positioned at the below of pin shaft hole; Described two round bars (2) along described stay bearing plate (1) axial direction, be fixedly connected on the inwall both sides of described stay bearing plate (1) respectively; Wherein, distance between described two round bars (2) is less than the diameter of described bearing pin, under the state that described bearing pin is placed on described stay bearing plate (1), described bearing pin contacts with described two round bars (2), has gap between described bearing pin and described stay bearing plate (1); Further, under the state that described bearing pin is placed on described stay bearing plate (1), the line of centers of described bearing pin and the centre hole of described pin shaft hole are point-blank.
2. bearing pin auxiliary installation device as claimed in claim 1, is characterized in that:
Described two round bars (2) are welded on the both sides of the inwall of described stay bearing plate (1) respectively.
3. bearing pin auxiliary installation device as claimed in claim 2, is characterized in that:
The first end of described stay bearing plate (1) is welded in described tower crane agent structure.
4. bearing pin auxiliary installation device as claimed in claim 2, is characterized in that:
Connecting panel (3) is set in the below of the first end of described stay bearing plate (1), and described connecting panel (3) is fixedly connected with the first end of described stay bearing plate (1);
Described connecting panel (3) is threaded with described tower crane agent structure.
5. bearing pin auxiliary installation device as claimed in claim 4, is characterized in that:
The bottom of described connecting panel (3) arranges support plate (4), and described support plate (4) is positioned at the below of described stay bearing plate (1); Described support plate (4) is fixedly connected with described connecting panel (3);
Under the state that described connecting panel (3) is threaded with described tower crane agent structure, described support plate (4) is supported in described tower crane agent structure.
6. bearing pin auxiliary installation device as claimed in claim 5, is characterized in that:
Described support plate (4) welds with described connecting panel (3) or is threaded.
7. the bearing pin auxiliary installation device as described in claim 1 to 6 any one, is characterized in that:
The material of described stay bearing plate (1) is corrosion-resistant steel.
8. the bearing pin auxiliary installation device as described in claim 5 or 6, is characterized in that:
The material of described connecting panel (3) and support plate (4) is corrosion-resistant steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429063.XA CN102897680B (en) | 2012-10-31 | 2012-10-31 | A kind of bearing pin auxiliary installation device of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429063.XA CN102897680B (en) | 2012-10-31 | 2012-10-31 | A kind of bearing pin auxiliary installation device of tower crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102897680A CN102897680A (en) | 2013-01-30 |
| CN102897680B true CN102897680B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210429063.XA Expired - Fee Related CN102897680B (en) | 2012-10-31 | 2012-10-31 | A kind of bearing pin auxiliary installation device of tower crane |
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| Country | Link |
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| CN (1) | CN102897680B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113021253B (en) * | 2021-04-13 | 2024-07-02 | 广西建工集团建筑机械制造有限责任公司 | Pin shaft mounting and dismounting auxiliary bracket and application method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201900428U (en) * | 2010-12-20 | 2011-07-20 | 徐州海伦哲专用车辆股份有限公司 | Auxiliary device for assembly and disassembly of pin shaft |
| CN201940792U (en) * | 2010-09-14 | 2011-08-24 | 长沙中联重工科技发展股份有限公司 | Pin pulling device |
| CN102530742A (en) * | 2012-03-07 | 2012-07-04 | 中联重科股份有限公司 | Pin shaft connecting structure, pull rod and tower crane |
| CN202492303U (en) * | 2012-03-21 | 2012-10-17 | 中联重科股份有限公司 | Pin shaft mounting structure and engineering machinery |
| CN202924626U (en) * | 2012-10-31 | 2013-05-08 | 徐州重型机械有限公司 | Pin roll auxiliary installing device of tower crane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101868326B (en) * | 2007-11-26 | 2015-02-18 | 爱斯科公司 | Pinned connections |
-
2012
- 2012-10-31 CN CN201210429063.XA patent/CN102897680B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201940792U (en) * | 2010-09-14 | 2011-08-24 | 长沙中联重工科技发展股份有限公司 | Pin pulling device |
| CN201900428U (en) * | 2010-12-20 | 2011-07-20 | 徐州海伦哲专用车辆股份有限公司 | Auxiliary device for assembly and disassembly of pin shaft |
| CN102530742A (en) * | 2012-03-07 | 2012-07-04 | 中联重科股份有限公司 | Pin shaft connecting structure, pull rod and tower crane |
| CN202492303U (en) * | 2012-03-21 | 2012-10-17 | 中联重科股份有限公司 | Pin shaft mounting structure and engineering machinery |
| CN202924626U (en) * | 2012-10-31 | 2013-05-08 | 徐州重型机械有限公司 | Pin roll auxiliary installing device of tower crane |
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| Publication number | Publication date |
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| CN102897680A (en) | 2013-01-30 |
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Granted publication date: 20151125 Termination date: 20181031 |