CN103587457A - Anti-smashing rear door opening double-hinge device for mining dumper - Google Patents
Anti-smashing rear door opening double-hinge device for mining dumper Download PDFInfo
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- CN103587457A CN103587457A CN201210286039.5A CN201210286039A CN103587457A CN 103587457 A CN103587457 A CN 103587457A CN 201210286039 A CN201210286039 A CN 201210286039A CN 103587457 A CN103587457 A CN 103587457A
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- hinge
- double
- hinge device
- door opening
- rear door
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Abstract
The invention discloses an anti-smashing rear door opening double-hinge device for a mining dumper. The anti-smashing rear door opening double-hinge device comprises two hinge pins and two grease fittings, wherein one grease fitting is fixed on each of the hinge pins through threads and embedded in the hinge pin, a protective block is arranged on the outer side of each of the hinge pins, and a double-hinge fixing bolt is arranged on each of the protective blocks in a penetrating mode and penetrates through the corresponding protective block to fix the hinge pins and the protective blocks. The hinge pins are utilized to protect the fixing bolts to embed the grease fittings into the hinge pins, and the fixing bolts and the grease fittings can be protected, and damage to the double-hinge grease fittings and the fixing bolts caused by dropping of goods can be prevented effectively. The anti-smashing rear door opening double-hinge device for the mining dumper is simple in structure, convenient to manufacture, small in mechanism, high in safety and easy to assemble and disassemble.
Description
Technical field
The present invention relates to a kind of Double hinge device, Double hinge device is opened at the anti-back door of pounding of a kind of quarry tipper specifically.
Background technology
The back door Double hinge device using in the market, alemite and bolt of rear end plate cannot be protected, and smash alemite and bolt of rear end plate while making goods pound.
Summary of the invention
In order to address the above problem, the invention provides a kind of Double hinge device with protection piece, the feature such as have that mechanism is small and exquisite, easy accessibility, safety are reliable.
The technical solution adopted for the present invention to solve the technical problems is:
The present invention is that Double hinge device is opened at the anti-back door of pounding of a kind of quarry tipper; include two bearing pins, two alemites are fixed each alemite by screw thread on each bearing pin; each alemite is embedded in each bearing pin, in each bearing pin outside, is provided with protection piece.
Further improvement of the present invention is: through each protection piece, be provided with double-strand chain bolt of rear end plate, each double-strand chain bolt of rear end plate is through corresponding each protection piece fixed pin shaft and protection piece.
The invention has the beneficial effects as follows: the present invention utilizes bearing pin protection bolt of rear end plate in alemite, to imbed in bearing pin; play the effect of protection bolt of rear end plate and alemite, can effectively prevent because goods is pounded the situation that falls to causing double-strand chain alemite and bolt of rear end plate to damage.
The present invention is simple in structure, easy to make, and mechanism is small and exquisite, safe, and easy accessibility.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is that the present invention is the section-drawing of bearing pin.
Fig. 3 is the section-drawing that the present invention protects piece.
Wherein: 1-protects piece, 2-double-strand chain bolt of rear end plate, 3-alemite, 4-bearing pin.
The specific embodiment
In order to deepen the understanding of the present invention, below in conjunction with drawings and Examples, the present invention is described in further detail, this embodiment, only for explaining the present invention, does not form and limits protection scope of the present invention.
As Figure 1-3; the present invention is that Double hinge device is opened at the anti-back door of pounding of a kind of quarry tipper; include two bearing pins 4; two alemites 3; on described each bearing pin 4, by screw thread, fix alemite 3 described in each; described each alemite 3 is embedded in described each bearing pin 4; in described each bearing pin 4 outside, be provided with protection piece 1; through described each protection piece 1, be provided with double-strand chain bolt of rear end plate 2, described each double-strand chain bolt of rear end plate 2 is through the corresponding fixing described bearing pin 4 of each protection piece 1 and described protection piece 1.
The present invention utilizes bearing pin protection bolt of rear end plate in alemite, to imbed in bearing pin, plays the effect of protection bolt of rear end plate and alemite, can effectively prevent because goods is pounded the situation that falls to causing double-strand chain alemite and bolt of rear end plate to damage.
The present invention is simple in structure, easy to make, and mechanism is small and exquisite, safe, and easy accessibility.
Claims (2)
1. Double hinge device is opened at the anti-back door of pounding of quarry tipper; include two bearing pins (4); two alemites (3); by screw thread, fix alemite (3) described in each described each bearing pin (4) is upper; it is characterized in that: described each alemite (3) is embedded in described each bearing pin (4), in described each bearing pin (4) outside, is provided with protection piece (1).
2. Double hinge device is opened at the anti-back door of pounding of a kind of quarry tipper according to claim 1; it is characterized in that: through described each protection piece (1), be provided with double-strand chain bolt of rear end plate (2), described each double-strand chain bolt of rear end plate (2) is through the corresponding fixing described bearing pin (4) of each protection piece (1) and described protection piece (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210286039.5A CN103587457A (en) | 2012-08-13 | 2012-08-13 | Anti-smashing rear door opening double-hinge device for mining dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210286039.5A CN103587457A (en) | 2012-08-13 | 2012-08-13 | Anti-smashing rear door opening double-hinge device for mining dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103587457A true CN103587457A (en) | 2014-02-19 |
Family
ID=50077857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210286039.5A Pending CN103587457A (en) | 2012-08-13 | 2012-08-13 | Anti-smashing rear door opening double-hinge device for mining dumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103587457A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6042295A (en) * | 1998-07-06 | 2000-03-28 | Caterpillar Inc. | Rotating bushing for a pin assembly |
| CN2732349Y (en) * | 2004-01-09 | 2005-10-12 | 卢洪波 | Composite hammer of hammer type crusher |
| CN101294400A (en) * | 2008-06-18 | 2008-10-29 | 李新桥 | Transfer scoop component of miniature excavator |
| CN201457413U (en) * | 2009-09-18 | 2010-05-12 | 西安市康铖机械制造有限公司 | Device for protecting measuring wheel or guide wheel of track examination instrument |
| CN201604560U (en) * | 2009-12-21 | 2010-10-13 | 安徽星马汽车股份有限公司 | Double-hinge overturning opening device for rear door of dump car |
| CN202728041U (en) * | 2012-08-13 | 2013-02-13 | 江苏卡威专用汽车制造有限公司 | Smash-prevention backdoor opening double-hinge device of mining dumper |
-
2012
- 2012-08-13 CN CN201210286039.5A patent/CN103587457A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6042295A (en) * | 1998-07-06 | 2000-03-28 | Caterpillar Inc. | Rotating bushing for a pin assembly |
| CN2732349Y (en) * | 2004-01-09 | 2005-10-12 | 卢洪波 | Composite hammer of hammer type crusher |
| CN101294400A (en) * | 2008-06-18 | 2008-10-29 | 李新桥 | Transfer scoop component of miniature excavator |
| CN201457413U (en) * | 2009-09-18 | 2010-05-12 | 西安市康铖机械制造有限公司 | Device for protecting measuring wheel or guide wheel of track examination instrument |
| CN201604560U (en) * | 2009-12-21 | 2010-10-13 | 安徽星马汽车股份有限公司 | Double-hinge overturning opening device for rear door of dump car |
| CN202728041U (en) * | 2012-08-13 | 2013-02-13 | 江苏卡威专用汽车制造有限公司 | Smash-prevention backdoor opening double-hinge device of mining dumper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140219 |