CN203285830U - Hinge, covering piece and engineering machinery - Google Patents
Hinge, covering piece and engineering machinery Download PDFInfo
- Publication number
- CN203285830U CN203285830U CN2013203261165U CN201320326116U CN203285830U CN 203285830 U CN203285830 U CN 203285830U CN 2013203261165 U CN2013203261165 U CN 2013203261165U CN 201320326116 U CN201320326116 U CN 201320326116U CN 203285830 U CN203285830 U CN 203285830U
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- Prior art keywords
- joint
- hinge
- connecting part
- bearing pin
- hinge plate
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- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000010030 laminating Methods 0.000 claims description 21
- 210000004907 gland Anatomy 0.000 claims description 17
- 239000011159 matrix material Substances 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The utility model discloses a hinge, including first hinge plate (10), second hinge plate (20) and articulated first hinge plate (10) with round pin axle (30) of second hinge plate (20), wherein, the hinge is still including sealed the installation round pin axle (30) with first hinge plate (10) sealing device between second hinge plate (20). Furthermore, the utility model also discloses a covering and engineering machine tool. Because the hinge includes the sealing device of seal installation between round pin axle and first hinge board, second hinge board, consequently avoided impurity such as rainwater in the external world to get into round pin axle and hinge connection department and corrode the round pin axle, can prevent that hinge round pin axle from rustting.
Description
Technical field
The engineering machinery that the utility model relates to a kind of hinge, the covering of this hinge is installed and comprises this covering.
Background technique
At present, in all construction machinery industry coverings, the hinge bearing pin all is easy to get rusty, and reason is to be exposed in field extreme environment for a long time, and does not take protective measures.
At construction machinery industry, use more hinge to comprise two hinge plates in prior art, a bearing pin, four copper backings and a bearing pin emit, and its assembly technology is very simple, and hinge bearing pin surface is larger with the area of contact of two hinge plates, add and take not to prevent that rainwater from entering the measure of bearing pin joint, the bearing pin in this hinge is easy to into water, the phenomenon of very easily getting rusty, do not open while causing the component workings such as covering that connect, have a strong impact on the working life of hinge.
Given this, be necessary to provide a kind of novel hinge, to overcome or to alleviate above-mentioned defect.
The model utility content
A purpose of the present utility model is to provide a kind of hinge that can prevent that the hinge bearing pin from getting rusty.
Another purpose of the present utility model is to provide a kind of covering, the hinge that this covering uses the utility model to provide.
Another purpose of the present utility model is to provide a kind of engineering machinery, the covering that this project machinery uses the utility model to provide.
To achieve these goals, the utility model provides a kind of hinge, the bearing pin that comprises the first hinge plate, the second hinge plate and hinged described the first hinge plate and described the second hinge plate, wherein, described hinge also comprises that sealing is arranged on the seal arrangement between described bearing pin and described the first hinge plate, described the second hinge plate.
Preferably, described the first hinge plate comprises the first joint with attachment hole, described the second hinge plate comprises the second joint with attachment hole, described the first joint and the second joint fit to form the first connecting part, described bearing pin passes described the first connecting part, and wherein said seal arrangement comprises the stuffing box gland between described the first connecting part and described bearing pin.
Preferably, described the first hinge plate comprises the first joint and the 3rd joint that all has attachment hole, described the second hinge plate comprises the second joint and the 4th joint that all has attachment hole, described the first joint and the second joint fit to form the first connecting part, described the 3rd joint and the 4th joint laminating and to form the second connecting part, described bearing pin passes described the first connecting part and the second connecting part, and wherein said seal arrangement comprises the sleeve that is sleeved between described the first connecting part and the second connecting part.
preferably, described the first hinge plate also comprises the 3rd joint with attachment hole, described the second hinge plate also comprises the 4th joint with attachment hole, described the 3rd joint and the 4th joint laminating and to form the second connecting part, described bearing pin also passes described the second connecting part, be provided with stuffing box gland between described the second connecting part and described bearing pin, described stuffing box gland has the flange perpendicular to the axial direction extension of described bearing pin, and the described flange of the stuffing box gland between described the first connecting part and described bearing pin is along axial direction and the described first connecting part laminating of described bearing pin, and the described flange of the stuffing box gland between described the second connecting part and described bearing pin is along axial direction and the described second connecting part laminating of described bearing pin.
Preferably, also be set with the spring between described the first connecting part and the second connecting part between described sleeve and described bearing pin, described jacket casing is in the outside of described spring.
Preferably, described seal arrangement also comprise be sleeved on described bearing pin and with the pad of described the first connecting part laminating, and an end of described spring is against described pad, the other end is against the described flange with described the second connecting part laminating.
Preferably, described the first hinge plate also comprises the 5th joint, described the second hinge plate also comprises the 6th joint, described the 5th joint and the 6th joint laminating and to form the 3rd connecting part, described bearing pin passes described the 3rd connecting part, and an end that stretches out described the 3rd connecting part of described bearing pin is equipped with packing ring, nut and nut successively.
Preferably, described the first joint, the 3rd joint and the 5th joint are distributed in a side, middle part and another side of described the first hinge plate successively along the axial direction of described bearing pin, described the second joint, the 4th joint and the 6th joint are distributed in a side, middle part and another side of described the second hinge plate successively along the axial direction of described bearing pin.
On the basis of the technological scheme of above-mentioned hinge, the utility model also provides a kind of covering, and this covering is hinged on matrix by hinge, and wherein, described hinge is the hinge described in technique scheme.
In addition, the utility model also provides a kind of engineering machinery, and this project machinery comprises the covering described in technique scheme.
Pass through technique scheme, because comprising sealing, described hinge is arranged on the seal arrangement between bearing pin and the first hinge plate, the second hinge plate, therefore avoided the impurity such as rainwater in the external world to enter bearing pin and gemel connection place erosion bearing pin, can prevent that the hinge bearing pin from getting rusty, thereby improved the working life of hinge, and then can guarantee the reliability and stability by the work of the hinged covering of hinge.
Other feature and advantage of the present utility model will partly be described in detail in embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms the part of specification, is used from explanation the utility model with following embodiment one, but does not form restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation according to the hinge of mode of execution of the present utility model;
Fig. 2 is the worm's eye view of Fig. 1;
Fig. 3 is the three-dimensional exploded view according to the hinge of mode of execution of the present utility model.
Description of reference numerals
10 first hinge plate 11 first joints
13 the 3rd joint 15 the 5th joints
20 second hinge plate 22 second joints
24 the 4th joint 26 the 6th joints
30 bearing pin 41 sleeves
42 stuffing box gland 43 springs
44 pad 45 packing rings
46 nut 47 nuts
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.Should be understood that, embodiment described herein only is used for description and interpretation the utility model, is not limited to the utility model.
In the utility model, in the situation that do not do opposite explanation, the noun of locality of use typically refers to reference to upper and lower, left and right shown in the drawings as " upper and lower, left and right "; " inside and outside " refers to inside and outside with respect to the profile of each parts itself.
Referring to Fig. 1 to Fig. 3, according to an aspect of the present utility model, a kind of hinge is provided, the bearing pin 30 that comprises the first hinge plate 10, the second hinge plate 20 and hinged the first hinge plate 10 and the second hinge plate 20, wherein, described hinge also comprises that sealing is arranged on the seal arrangement between bearing pin 30 and the first hinge plate 20, the second hinge plate 20.
As mentioned above, because comprising sealing, described hinge is arranged on the seal arrangement between bearing pin 30 and the first hinge plate 20, the second hinge plate 20, therefore avoid the impurity such as rainwater in the external world to enter bearing pin 30 and corroded bearing pin with the hinge plate joint, can prevent that hinge bearing pin 30 from getting rusty, thus the working life of having improved hinge.
according to mode of execution of the present utility model, particularly, the first hinge plate 10 can comprise the first joint 11 with attachment hole, the second hinge plate 20 can comprise the second joint 22 with attachment hole, the first joint 11 and the second joint 22 fit to form the first connecting part, bearing pin 30 passes the first connecting part, wherein said seal arrangement comprises the stuffing box gland 42 between described the first connecting part and bearing pin 30, the setting of stuffing box gland 42 has avoided bearing pin 30 directly to contact with hinge, thereby having prevented that the joint of the impurity such as rainwater by bearing pin 30 and hinge from entering corrodes bearing pin 30.Here need to prove; although show in Fig. 1 that the first joint 11 is fitted in the top of the second joint 22; but this is only as the exemplary mode of execution of the utility model; and be not used in restriction the utility model, that is to say that the situation that the first joint 11 is fitted in the below of the second joint 22 also should be considered as falling into protection domain of the present utility model.
More specifically, as shown in Figure 1, the first hinge plate 10 can comprise the first joint 11 and the 3rd joint 13 that all has attachment hole, the second hinge plate 20 can comprise the second joint 22 and the 4th joint 24 that all has attachment hole, the first joint 11 and the second joint 22 fit to form the first connecting part, the 3rd joint 13 and the laminating of the 4th joint 24 and to form the second connecting part, bearing pin 30 passes the first connecting part and the second connecting part, and wherein said seal arrangement comprises the sleeve 41 that is sleeved between the first connecting part and the second connecting part.Like this, sleeve 41 has played good protective action to bearing pin 30 in bearing pin 30 is sealed in.Here, because sleeve 41 is arranged between the first connecting part and the second connecting part, so the hinge in mode of execution of the present utility model is in order to reserve the installing space that is used for sleeve 41 between the first connecting part and the second connecting part, reduced the area of contact of bearing pin 30 with the joint of hinge, like this, even when some position (position outside for example with gemel connection, sentencing) of bearing pin 30 while getting rusty, also may not can affect the normal operation of hinge, thereby make the hinge of mode of execution of the present utility model can adapt to more complicated or rugged environment.
participate in Fig. 1, preferably, the first hinge plate 10 also comprises the 3rd joint 13 with attachment hole, the second hinge plate 20 also comprises the 4th joint 24 with attachment hole, the 3rd joint 13 and the 4th joint 24 fit to form the second connecting part, bearing pin 30 also passes the second connecting part, be provided with equally stuffing box gland 42 between the second connecting part and bearing pin 30, stuffing box gland 42 has the flange perpendicular to the axial direction extension of bearing pin 30, and the flange of the stuffing box gland 42 between described the first connecting part and described bearing pin 30 is along axial direction and the laminating of the first connecting part of bearing pin 30, and the flange of the stuffing box gland 42 between the second connecting part and bearing pin 30 is along axial direction and the laminating of the second connecting part of bearing pin 30.Because flange stretches out and the corresponding connecting part of fitting between bearing pin 30 and corresponding connecting part, therefore further increased the sealing between bearing pin 30 and corresponding connecting part, prevented that effectively the impurity such as rainwater from entering by bearing pin 30 and the joint of hinge.
In addition,, in order further to protect the bearing pin 30 that is positioned at sleeve 41, preferably, also be set with the spring 43 between the first connecting part and the second connecting part between sleeve 41 and described bearing pin 30, sleeve 41 is enclosed within the outside of spring 43.
in addition, described seal arrangement can also comprise be sleeved on bearing pin 30 and with the pad 44 of the first connecting part laminating, and an end of spring 43 is against pad 44, the other end is against the flange with the second connecting part laminating, here, for the first connecting part, flange and pad 44 should be separately positioned on the two ends of the first connecting part, particularly, flange is fitted in the upper end of the first connecting part, pad is fitted in the lower end of the first connecting part, so both common guarantee the sealing of the first connecting part and bearing pin 30 joints, and the utility model is not limited to this, in addition, because spring 43 can apply active force to pad 44 and the flange (fitting in the upper end of the second connecting part here) that fits in the second connecting part, therefore can make respectively pad 44 and flange fit in more closely the first connecting part and the second connecting part, thereby greatly improved the sealing between bearing pin 30 and connecting part.Here need to prove, the position relationship of above-mentioned flange and pad 44 and corresponding connecting part only for exemplary purposes, and be not used in restriction the utility model, that is to say that flange and pad 44 and corresponding connecting part also can have other position relationship, as long as can realize that it seals the function of bearing pin 30 and connecting part better, repeats no more here.
Referring to Fig. 1, in mode of execution of the present utility model, preferably, the first hinge plate 10 also comprises the 5th joint 15, the second hinge plate 20 also comprises the 6th joint 26, the 5th joint 15 and the laminating of the 6th joint 26 and to form the 3rd connecting part, bearing pin 30 passes the 3rd connecting part, and an end that stretches out the 3rd connecting part of bearing pin 30 is equipped with packing ring 45, nut 46 and nut 47 successively.Like this, can the end of bearing pin 30 is locked, prevent bearing pin 30 axial floats, so that each element of above-mentioned seal arrangement for sealing bearing pin 30 can be realized its sealing function.
According to mode of execution of the present utility model, as shown in Figure 1, the first joint 11, the 3rd joint 13 and the 5th joint 15 can be distributed in successively along the axial direction of bearing pin 30 side, middle part and another side of the first hinge plate 10, and described the second joint 22, the 4th joint 24 and the 6th joint 26 can be distributed in successively along the axial direction of bearing pin 30 side, middle part and another side of the second hinge plate 20.Need to prove; as required; can also have respectively more joint on the first hinge plate 10 and the second hinge plate 20; to form more connecting part; obviously, can have identical structure between two adjacent connecting parts, for example with above-mentioned the first connecting part and the second connecting part between structure identical; expanding obviously of this structure or similar structure should fall into protection domain of the present utility model repeatedly, repeats no more here.
According to another aspect of the present utility model, the utility model also provides a kind of covering, and this covering is hinged on matrix by hinge, and to realize the Unscrew with respect to matrix, wherein, described hinge is the hinge described in technique scheme.Because covering uses above-mentioned hinge, thereby can guarantee the reliability and stability by the work of the hinged covering of hinge.Need to prove, except covering, the hinge that the utility model provides can be used for being articulated and connected of any associated components,, for the variation of application, all should drop in protection domain of the present utility model.
According to another aspect of the present utility model, the utility model also provides a kind of engineering machinery, and wherein, described engineering machinery comprises the covering described in technique scheme, the quality favorable comment of therefore having promoted product.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned mode of execution; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
Need to prove that in addition each the concrete technical characteristics described in above-mentioned embodiment in reconcilable situation, can make up by any suitable mode.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between various mode of execution of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. hinge, the bearing pin (30) that comprises the first hinge plate (10), the second hinge plate (20) and hinged described the first hinge plate (10) and described the second hinge plate (20), it is characterized in that, described hinge also comprises that sealing is arranged on the seal arrangement between described bearing pin (30) and described the first hinge plate (10), described the second hinge plate (20).
2. hinge according to claim 1, it is characterized in that, described the first hinge plate (10) comprises the first joint (11) with attachment hole, described the second hinge plate (20) comprises the second joint (22) with attachment hole, described the first joint (11) and the second joint (22) laminating are to form the first connecting part, described bearing pin (30) passes described the first connecting part, and wherein said seal arrangement comprises the stuffing box gland (42) that is positioned between described the first connecting part and described bearing pin (30).
3. hinge according to claim 1, it is characterized in that, described the first hinge plate (10) comprises the first joint (11) and the 3rd joint (13) that all has attachment hole, described the second hinge plate (20) comprises the second joint (22) and the 4th joint (24) that all has attachment hole, described the first joint (11) and the second joint (22) laminating are to form the first connecting part, described the 3rd joint (13) and the 4th joint (24) laminating and to form the second connecting part, described bearing pin (30) passes described the first connecting part and the second connecting part, wherein said seal arrangement comprises the sleeve (41) that is sleeved between described the first connecting part and the second connecting part.
4. hinge according to claim 2, it is characterized in that, described the first hinge plate (10) also comprises the 3rd joint (13) with attachment hole, described the second hinge plate (20) also comprises the 4th joint (24) with attachment hole, described the 3rd joint (13) and the 4th joint (24) laminating and to form the second connecting part, described bearing pin (30) also passes described the second connecting part, be provided with stuffing box gland (42) between described the second connecting part and described bearing pin (30), described stuffing box gland (42) has the flange perpendicular to the axial direction extension of described bearing pin (30), and be positioned at axial direction and the described first connecting part laminating of the described flange of the stuffing box gland (42) between described the first connecting part and described bearing pin (30) along described bearing pin (30), and the described flange that is positioned at the stuffing box gland (42) between described the second connecting part and described bearing pin (30) is fitted along axial direction and described second connecting part of described bearing pin (30).
5. hinge according to claim 3, it is characterized in that, also be set with the spring (43) between described the first connecting part and the second connecting part between described sleeve (41) and described bearing pin (30), described sleeve (41) is enclosed within the outside of described spring (43).
6. hinge according to claim 5, it is characterized in that, described seal arrangement also comprise be sleeved on described bearing pin (30) upper and with the pad (44) of described the first connecting part laminating, and an end of described spring (43) is against described pad (44), and the other end is against the described flange with described the second connecting part laminating.
7. hinge according to claim 3, it is characterized in that, described the first hinge plate (10) also comprises the 5th joint (15), described the second hinge plate (20) also comprises the 6th joint (26), described the 5th joint (15) and the 6th joint (26) laminating and to form the 3rd connecting part, described bearing pin (30) passes described the 3rd connecting part, and an end that stretches out described the 3rd connecting part of described bearing pin (30) is equipped with packing ring (45), nut (46) and nut (47) successively.
8. hinge according to claim 7, it is characterized in that, described the first joint (11), the 3rd joint (13) and the 5th joint (15) are distributed in a side, middle part and another side of described the first hinge plate (10) successively along the axial direction of described bearing pin (30), described the second joint (22), the 4th joint (24) and the 6th joint (26) are distributed in a side, middle part and another side of described the second hinge plate (20) successively along the axial direction of described bearing pin (30).
9. covering, this covering is hinged on matrix by hinge, it is characterized in that, and described hinge is the described hinge of any one according to claim 1 to 8.
10. an engineering machinery, is characterized in that, described engineering machinery comprises covering according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203261165U CN203285830U (en) | 2013-06-06 | 2013-06-06 | Hinge, covering piece and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203261165U CN203285830U (en) | 2013-06-06 | 2013-06-06 | Hinge, covering piece and engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203285830U true CN203285830U (en) | 2013-11-13 |
Family
ID=49542195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203261165U Expired - Fee Related CN203285830U (en) | 2013-06-06 | 2013-06-06 | Hinge, covering piece and engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203285830U (en) |
-
2013
- 2013-06-06 CN CN2013203261165U patent/CN203285830U/en not_active Expired - Fee Related
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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: 20131113 Termination date: 20160606 |