CN213330541U - Excavator side door limiting device and excavator - Google Patents
Excavator side door limiting device and excavator Download PDFInfo
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- CN213330541U CN213330541U CN202021803270.3U CN202021803270U CN213330541U CN 213330541 U CN213330541 U CN 213330541U CN 202021803270 U CN202021803270 U CN 202021803270U CN 213330541 U CN213330541 U CN 213330541U
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- side door
- limiting
- hinge
- excavator
- catch
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Abstract
The utility model discloses an excavator side door limiting device and an excavator, wherein the excavator side door limiting device comprises a limiting hinge and a limiting wind hook component; the limit hinge comprises a main hinge and an auxiliary hinge, the main hinge is fixed on the door frame, the auxiliary hinge is fixed on the side door, and the main hinge and the auxiliary hinge are hinged with each other, so that the side door can be opened and closed; spacing catch assembly one end is connected on the main hinge, the other end is connected on the vice hinge, after the side door is opened and is predetermineeing the angle, play the side door limiting displacement through spacing catch assembly. The utility model discloses an excavator side door stop device not only plays excavator side door limiting displacement, and occupation space is little moreover, does not basically occupy operating personnel's construction space when the side door is opened, and structural design is simple in addition, simple to operate, reliability are high.
Description
Technical Field
The utility model relates to an excavator side door stop device belongs to the spacing technical field of excavator side door.
Background
The canopy of hydraulic shovel all is provided with the side door at present, and the purpose is for conveniently operating personnel overhauls or maintains the inside component of excavator. Under the side door state of opening, the closing of general design stop gear restriction side door can be left for the sufficient construction space of operating personnel on the one hand, and on the other hand prevents that the side door from receiving external force to close and causes the injury to operating personnel.
In the existing excavator side door limiting technology, wind hooks are designed on a side door and a door frame, one end of each wind hook is fixed on the side door through a structure capable of rotating relatively, and the other end of each wind hook is inserted into a limiting slide way of the door frame; some design limit hinges can automatically limit when the side door is opened to a certain angle.
Aiming at the prior art, if the wind hook with the limiting slide way is adopted, the space occupied by the limiting slide way and the wind hook is larger, and the maintenance of the internal elements of the excavator by operators is not facilitated; if adopt spacing hinge, although occupation space is little, spacing hinge inner structure is complicated, and the internals damages easily, and the reliability is not high, uses in the spacing field of excavator side door moreover fewly.
Disclosure of Invention
According to prior art's not enough, the utility model provides an excavator side door stop device improves and makes up traditional hinge, catch etc. and not only plays limiting displacement, and occupation space is little moreover, does not basically occupy operating personnel's construction space when the side door is opened, and structural design is simple in addition, simple to operate, reliability are high.
The utility model discloses realize according to following technical scheme:
an excavator side door stop device, includes:
the limit hinge comprises a main hinge and an auxiliary hinge, the main hinge is fixed on the door frame, the auxiliary hinge is fixed on the side door, and the main hinge and the auxiliary hinge are hinged with each other, so that the side door can be opened and closed;
and one end of the limiting hook component is connected to the main hinge, the other end of the limiting hook component is connected to the auxiliary hinge, and after the side door is opened by a preset angle, the limiting hook component plays a role in limiting the side door.
Further, the limiting wind hook assembly comprises a limiting block, a wind hook and a blocking piece; the wind hook is bent at two sides to form a U-shaped structure; the baffle plate is fixed at the left end of the wind hook, and the wind hook positioned at the lower part of the baffle plate penetrates into the supporting plate positioned on the main hinge; the stopper is fixed in the catch right-hand member department, and the catch that is located the stopper right side penetrates in being located the limiting plate on vice hinge, and the back is opened to the side door, after the limiting plate moved the clearance between stopper and the catch right-hand member, the realization was spacing to the side door.
Furthermore, the bottom of the left end of the wind hook is provided with a limiting part, and the distance between the limiting part and the blocking piece is not smaller than the height of the limiting block, so that the middle part of the wind hook is lifted by hand, the limiting block is enabled to cross the limiting hole in the limiting plate, and the side door is closed.
Further, the limiting component comprises a cotter pin and a gasket I; the gasket I is sleeved into the left end of the wind hook, and a cotter pin is inserted into the hole.
Further, the stopper is right angle triangle, and a right-angle face welding of right angle triangle is on the catch, and another right-angle face is close to the catch right-hand member, realizes through the inclined plane of right angle triangle that the stopper rotates the catch right-hand member.
Furthermore, the inclined plane of the right-angle triangular block is set to be an arc-shaped surface protruding outwards.
Furthermore, the main hinge and the auxiliary hinge are connected through a pin shaft to realize relative rotation of the main hinge and the auxiliary hinge.
Furthermore, the main hinge is fixed on the door frame through a bolt and a gasket II.
Furthermore, the auxiliary hinge is fixed on the side door through a bolt and a gasket II.
The excavator comprises a side door, and the excavator side door limiting device is arranged between the side door and a door frame.
The utility model discloses beneficial effect:
the utility model discloses an excavator side door stop device not only plays excavator side door limiting displacement, and occupation space is little moreover, does not basically occupy operating personnel's construction space when the side door is opened, and structural design is simple in addition, simple to operate, reliability are high.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a schematic view of the assembly of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is an exploded view of the present invention.
The labels in the figure are: 1-limit catch assembly, 2-limit hinge, 3-split pin, 4-spacer i, 5-bolt, 6-spacer ii, 7-door frame, 8-limit device, 9-side door, 11-limit block, 12-catch, 13-catch, 14-hole, 15-catch left end, 16-catch right end, 21-limit hole, 22-auxiliary hinge, 23-pin shaft, 24-main hinge, 25-support plate, 26-limit plate.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2 and 3, the side door limiting device of the excavator comprises a limiting hinge 2 and a limiting hook assembly 1; the limit hinge 2 comprises a main hinge 24 and an auxiliary hinge 22, the main hinge 24 is fixed on the door frame 7, the auxiliary hinge 22 is fixed on the side door 9, and the main hinge and the auxiliary hinge are hinged with each other, so that the side door 9 can be opened and closed; spacing catch assembly 1 one end is connected on main hinge 24, the other end is connected on vice hinge 22, after the angle is opened to side door 9 and predetermines, play side door 9 limiting displacement through spacing catch assembly 1.
A preferred embodiment of the above embodiment is given below with respect to the limit catch assembly:
the limiting window catch assembly 1 comprises a limiting block 11, a window catch 12 and a blocking piece 13; the wind hook 12 is bent at two sides to form a U-shaped structure; the baffle plate 13 is fixed at the left end 15 of the wind hook, and the wind hook 12 positioned at the lower part of the baffle plate 13 penetrates into the supporting plate 25 positioned on the main hinge 24; stopper 11 is fixed in catch right-hand member 16 department, and catch 12 that is located stopper 11 right side penetrates in being located the limiting plate 26 on vice hinge 22, and the back is opened to side door 9, after limiting plate 26 moved the clearance between stopper 11 and catch right-hand member 16, the realization was spacing to side door 9.
As the utility model discloses an optimization scheme: the bottom of the left end 15 of the wind hook is provided with a limiting part, and the distance between the limiting part and the blocking piece 13 is not smaller than the height of the limiting block 11, so that the middle part of the wind hook 12 can be lifted by hand, and the limiting block 11 can cross the limiting hole 21 in the limiting plate 26, thereby closing the side door 9.
Specifically, the limiting component comprises a cotter pin 3 and a gasket I4; the spacer i 4 is fitted into the left end 15 of the hook and the cotter pin 3 is inserted into the hole 14.
As the utility model discloses an optimization scheme: stopper 11 is the right angle triangle, and the right-angle face welding of right angle triangle is on catch 12, and another right-angle face is close to catch right-hand member 16, realizes through the inclined plane of right angle triangle that stopper 11 rotates catch right-hand member 16.
The preferred scheme is as follows: the inclined plane of the right-angle triangular block is set to be an arc-shaped surface protruding outwards.
With continued reference to fig. 1, 2, and 3, the main hinge 24 and the auxiliary hinge 22 are connected by a pin 23 to realize relative rotation of the main hinge and the auxiliary hinge. The main hinge 24 is fixed on the door frame 7 through a bolt 5 and a gasket II 6. The auxiliary hinge 22 is fixed on the side door 9 through a bolt 5 and a gasket II 6.
During installation, the left end 15 of the wind hook is inserted into the through hole of the supporting plate 25 through the limiting hole 21, then the gasket I4 is sleeved into the left end 15 of the wind hook, the cotter pin 3 is inserted into the hole 14 to be assembled into the limiting device 8, and finally the limiting device 8 is fixed on the door frame 7 and the side door 9 respectively through the bolts 5 (the number is 4) and the gaskets II 6 (the number is 4).
When opening side door 9, vice hinge 22 can rotate for main hinge 24 relatively, and at this moment limiting plate 26 can follow catch 12 and rotate catch right-hand member 16 from catch left end 15 through the cambered surface of stopper 11, and at this moment limiting plate 26 just is blocked in the middle of stopper 11 and catch right-hand member 16 to play side door limiting displacement. When the side door 9 is closed, the middle part of the hook 12 is lifted by hand, so that the limit block 11 passes through the limit hole 21, and then the side door 9 is closed. The device is designed based on the state that the side door is opened by 90 degrees, and can be realized by adjusting the length of the wind hook 12 and the position of the limiting block 11 on the wind hook 12 if other opening angles are needed.
To sum up, the utility model discloses to traditional improvement such as hinge, catch and combination, not only play limiting displacement, occupation space is little moreover, does not basically occupy operating personnel's construction space when the side door is opened, structural design is simple in addition, simple to operate, reliability are high.
The utility model also discloses an excavator, including the side door, install foretell excavator side door stop device between side door and door frame.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides an excavator side door stop device which characterized in that includes:
the limit hinge comprises a main hinge and an auxiliary hinge, the main hinge is fixed on the door frame, the auxiliary hinge is fixed on the side door, and the main hinge and the auxiliary hinge are hinged with each other, so that the side door can be opened and closed;
and one end of the limiting hook component is connected to the main hinge, the other end of the limiting hook component is connected to the auxiliary hinge, and after the side door is opened by a preset angle, the limiting hook component plays a role in limiting the side door.
2. The excavator side door limiting device of claim 1, which is characterized in that:
the limiting wind hook assembly comprises a limiting block, a wind hook and a blocking piece;
the wind hook is bent at two sides to form a U-shaped structure;
the baffle plate is fixed at the left end of the wind hook, and the wind hook positioned at the lower part of the baffle plate penetrates into the supporting plate positioned on the main hinge;
the stopper is fixed in the catch right-hand member department, and the catch that is located the stopper right side penetrates in being located the limiting plate on vice hinge, and the back is opened to the side door, after the limiting plate moved the clearance between stopper and the catch right-hand member, the realization was spacing to the side door.
3. The excavator side door limiting device of claim 2, wherein:
the bottom of the left end of the wind hook is provided with a limiting part, and the distance between the limiting part and the blocking piece is not smaller than the height of the limiting block, so that the middle part of the wind hook is lifted by hand, the limiting block is enabled to cross the limiting hole in the limiting plate, and the side door is closed.
4. The excavator side door limiting device of claim 3, wherein:
the limiting component comprises a cotter pin and a gasket I;
the gasket I is sleeved into the left end of the wind hook, and a cotter pin is inserted into the hole.
5. The excavator side door limiting device of claim 2, wherein:
the stopper is right angle triangle, and the right-angle face welding of right angle triangle on the catch, and another right-angle face is close to the catch right-hand member, realizes through the inclined plane of right angle triangle that the stopper rotates the catch right-hand member.
6. The excavator side door limiting device of claim 5, wherein:
the inclined plane of the right-angle triangular block is set to be an arc-shaped surface protruding outwards.
7. The excavator side door limiting device of claim 1, which is characterized in that:
the main hinge and the auxiliary hinge are connected through a pin shaft to realize relative rotation of the main hinge and the auxiliary hinge.
8. The excavator side door limiting device of claim 1, which is characterized in that:
the main hinge is fixed on the door frame through a bolt and a gasket II.
9. The excavator side door limiting device of claim 1, which is characterized in that:
and the auxiliary hinge is fixed on the side door through a bolt and a gasket II.
10. The utility model provides an excavator, includes the side door, its characterized in that:
an excavator side door limiting device as claimed in any one of claims 1 to 9 is mounted between a side door and a door frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021803270.3U CN213330541U (en) | 2020-08-26 | 2020-08-26 | Excavator side door limiting device and excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021803270.3U CN213330541U (en) | 2020-08-26 | 2020-08-26 | Excavator side door limiting device and excavator |
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| Publication Number | Publication Date |
|---|---|
| CN213330541U true CN213330541U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021803270.3U Active CN213330541U (en) | 2020-08-26 | 2020-08-26 | Excavator side door limiting device and excavator |
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| CN (1) | CN213330541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561739A (en) * | 2021-06-22 | 2021-10-29 | 徐州徐工挖掘机械有限公司 | Door device and excavator |
-
2020
- 2020-08-26 CN CN202021803270.3U patent/CN213330541U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561739A (en) * | 2021-06-22 | 2021-10-29 | 徐州徐工挖掘机械有限公司 | Door device and excavator |
| CN113561739B (en) * | 2021-06-22 | 2023-02-14 | 徐州徐工挖掘机械有限公司 | Door device and excavator |
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