CN219570128U - Multifunctional hydraulic support suitable for short roadway transportation - Google Patents
Multifunctional hydraulic support suitable for short roadway transportation Download PDFInfo
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- CN219570128U CN219570128U CN202320121227.6U CN202320121227U CN219570128U CN 219570128 U CN219570128 U CN 219570128U CN 202320121227 U CN202320121227 U CN 202320121227U CN 219570128 U CN219570128 U CN 219570128U
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- 238000009434 installation Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a multifunctional hydraulic support suitable for short roadway transportation, which comprises a base, a stand column and a top beam, wherein the rear end of the base is hinged with one end of the top beam, the lower part of the stand column is connected with a column nest arranged in the middle of the top surface of the base, the column nest is provided with double table-board double nest grooves, the top of the rear end of the base is provided with hanging lugs, lifting jacks are connected onto the hanging lugs, fixing seats are arranged at the lower parts of two sides of the stand column, a chain connected with the lifting jacks is connected to the fixing seats, a column cap is arranged in the middle of the bottom surface of the top beam, a connecting piece for supporting forms is arranged in the middle of the column cap, and a connecting lug for transporting forms is also arranged in front of the column cap in the middle of the bottom surface of the top beam. Solves the problem that the existing hydraulic support is inconvenient for short roadway transportation.
Description
Technical Field
The utility model relates to the field of hydraulic supports, in particular to a multifunctional hydraulic support suitable for short roadway transportation.
Background
The supporting height of the hydraulic support is determined by the coal seam thickness of the coal face, the maximum height of the hydraulic support is determined firstly to ensure the effective supporting height of the hydraulic support, and the expansion ratio of the stand column is limited in a certain range, so that the minimum height of the hydraulic support is determined. While some coal mine haulage roadways are relatively short, even after the hydraulic support is lowered to its lowest position, the shorter roadways cannot be passed through during transportation.
Disclosure of Invention
The utility model aims to provide a multifunctional hydraulic support suitable for short roadway transportation, and solves the problem that the existing hydraulic support is inconvenient to transport in short roadway.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a multi-functional hydraulic support suitable for short tunnel transportation, includes base, stand and back timber, the rear end of base is articulated with the one end of back timber, the lower part of stand links to each other with the post nest that sets up at base top surface middle part, the post nest is equipped with two mesa double nest grooves, the top of base rear end is equipped with the hangers, even have the lifting jack on the hangers, the both sides lower part of stand is equipped with the fixing base, fixing base department even has the chain that is used for linking to each other with the lifting jack, back timber bottom surface middle part is equipped with the cap, the middle part of cap is equipped with the support for the form connecting piece, the place ahead of cap in back timber bottom surface middle part still is equipped with the transportation for the form.
In order to facilitate the delivery and installation of the transportation bracket, the bracket is assembled according to the transportation state of the bracket, after the bracket is transported to a working surface, the left upright post and the right upright post are simultaneously supplied with liquid to extend the upright post, so that the bracket is lifted to a certain height, then a pin roll at the bottom end of a cylinder of the upright post at one side is taken out and is retracted for a certain stroke, the bottom end of the cylinder of the upright post slides into a lower nest groove from an upper nest groove along the inclined plane of the nest, and is fixed at the position of the lower nest groove by the pin roll; and then taking out the connecting pin shafts of the connecting lugs on the stand column piston rod end and the top beam, withdrawing the stand column piston rod for a certain stroke, pushing the piston rod into the column cap mounting position in the middle of the bottom surface of the top beam, and fixing the piston rod by the pin shafts. The stand column is converted into the working state installation position, and the other side stand column is moved to the working state installation position by the same method, so that the bracket smoothly completes the conversion from the transportation state to the working state;
after the working face is picked up, the support needs to be retracted, and the support needs to be converted into a transportation state from a working state. Firstly, lowering the working state support to the lowest position by about 300mm, taking out a pin shaft at the bottom end of a stand column cylinder at one side, extending out a piston rod of a lifting jack on a base, connecting the piston rod with a lifting lug of a lifting lug assembly by using a pin shaft, and then retracting the piston rod of the lifting jack to lift the bottom of the stand column upwards, so that the bottom of the stand column is lifted into an upper nest groove by a lower nest groove, and fixing the bottom by using the pin shaft; and then taking out the fixed pin of the piston rod of the upright post, pushing the piston rod into the connecting lug of the top beam after a certain stroke of the piston rod, and fixing the piston rod by using the pin shaft, so that the upright post is converted into a transportation state, and the upright post on the other side is moved to the installation position of the transportation state by using an in-phase method. The bracket can smoothly complete the conversion from the working state to the transportation state.
As a further preferred aspect of the present utility model, the support-form connector includes an upper connecting lug and a rectangular pin.
Compared with the prior art, the utility model can at least achieve one of the following beneficial effects:
1. the system has two modes of working mode and transportation mode, and can be switched to the transportation mode when facing a low roadway so as to meet the transportation condition.
2. A lifting mechanism such as a lifting jack is arranged, so that an operator can conveniently control and pull the upright post.
Drawings
Fig. 1 is a schematic structural view of the working state of the present utility model.
Fig. 2 is a schematic structural view of the transportation state of the present utility model.
Fig. 3 is a schematic structural view of the column of the present utility model.
Fig. 4 is a schematic structural view of the base of the present utility model.
Fig. 5 is a schematic view of the structure of the header of the present utility model.
Fig. 6 is a schematic structural view of the connecting lug of the present utility model.
Fig. 7 is a schematic view of the structure of the pillar nest of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Specific example 1:
fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7 show a multifunctional hydraulic support suitable for short roadway transportation, which comprises a base 1, a stand column 2 and a top beam 3, wherein the rear end of the base 1 is hinged with one end of the top beam 3, the lower part of the stand column 2 is connected with a column nest 4 arranged in the middle of the top surface of the base 1, the column nest 4 is provided with a double-table-board double-nest groove, the top of the rear end of the base 1 is provided with a hanging lug 5, the hanging lug 5 is connected with a lifting jack 10, the lower parts of two sides of the stand column 2 are provided with fixing seats 21, the fixing seats 21 are connected with chains 22 used for being connected with the lifting jack 10, the middle part of the bottom surface of the top beam 3 is provided with a column cap 7, the middle part of the column cap 7 is provided with a connecting piece 8 for supporting the shape, and the front part of the column cap 7 in the middle of the bottom surface of the top beam 3 is also provided with a connecting lug 9 for transportation shape.
In order to facilitate the delivery and installation of the transportation bracket, the bracket is assembled according to the transportation state of the bracket, after the bracket is transported to a working surface, the left upright post and the right upright post are simultaneously supplied with liquid to extend the upright post, so that the bracket is lifted to a certain height, then a pin roll at the bottom end of a cylinder of the upright post at one side is taken out and is retracted for a certain stroke, the bottom end of the cylinder of the upright post slides into a lower nest groove from an upper nest groove along the inclined plane of the nest, and is fixed at the position of the lower nest groove by the pin roll; and then taking out the connecting pin shafts of the connecting lugs on the stand column piston rod end and the top beam, withdrawing the stand column piston rod for a certain stroke, pushing the piston rod into the column cap mounting position in the middle of the bottom surface of the top beam, and fixing the piston rod by the pin shafts. The stand column is converted into the working state installation position, and the other side stand column is moved to the working state installation position by the same method, so that the bracket smoothly completes the conversion from the transportation state to the working state;
after the working face is picked up, the support needs to be retracted, and the support needs to be converted into a transportation state from a working state. Firstly, lowering the working state support to the lowest position by about 300mm, taking out a pin shaft at the bottom end of a stand column cylinder at one side, extending out a piston rod of a lifting jack on a base, connecting the piston rod with a lifting lug of a lifting lug assembly by using a pin shaft, and then retracting the piston rod of the lifting jack to lift the bottom of the stand column upwards, so that the bottom of the stand column is lifted into an upper nest groove by a lower nest groove, and fixing the bottom by using the pin shaft; and then taking out the fixed pin of the piston rod of the upright post, pushing the piston rod into the connecting lug of the top beam after a certain stroke of the piston rod, and fixing the piston rod by using the pin shaft, so that the upright post is converted into a transportation state, and the upright post on the other side is moved to the installation position of the transportation state by using an in-phase method. The bracket can smoothly complete the conversion from the working state to the transportation state.
Specific example 2:
in this embodiment, the support-form connector 8 is further described on the basis of embodiment 1, and the support-form connector 8 includes an upper connecting lug 81 and a rectangular pin 82.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (2)
1. The utility model provides a multi-functional hydraulic support suitable for short tunnel transportation, includes base (1), stand (2) and back timber (3), the rear end of base (1) is articulated with the one end of back timber (3), the lower part of stand (2) links to each other with setting up post nest (4) at base (1) top surface middle part, its characterized in that: the utility model discloses a lifting jack, including base (1), post nest (4), support frame (3), support frame (7) and support frame, post nest (4) are equipped with two mesa double nest grooves, the top of base (1) rear end is equipped with hangers (5), even have lifting jack (10) on hangers (5), the both sides lower part of stand (2) is equipped with fixing base (21), fixing base (21) department even have be used for with lifting jack (10) continuous chain (22), back timber (3) bottom surface middle part is equipped with cap (7), the middle part of cap (7) is equipped with support form and uses connecting piece (8), the place ahead of back timber (3) bottom surface middle part cap (7) still is equipped with transport form and uses engaging lug (9).
2. The multi-functional hydraulic support suitable for short roadway transportation of claim 1, wherein: the connecting piece (8) for the supporting form comprises an upper connecting lug (81) and a rectangular pin (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320121227.6U CN219570128U (en) | 2023-01-16 | 2023-01-16 | Multifunctional hydraulic support suitable for short roadway transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320121227.6U CN219570128U (en) | 2023-01-16 | 2023-01-16 | Multifunctional hydraulic support suitable for short roadway transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219570128U true CN219570128U (en) | 2023-08-22 |
Family
ID=87671092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320121227.6U Active CN219570128U (en) | 2023-01-16 | 2023-01-16 | Multifunctional hydraulic support suitable for short roadway transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219570128U (en) |
-
2023
- 2023-01-16 CN CN202320121227.6U patent/CN219570128U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 628000 No. 78, shilinggang Road, Huaying City, Guang'an City, Sichuan Province Patentee after: Sichuan Jiahua Machinery Co.,Ltd. Country or region after: China Address before: 628000 No. 78, shilinggang Road, Huaying City, Guang'an City, Sichuan Province Patentee before: SICHUAN HUAYINGSHAN GUANGNENG GROUP JIAHUA MACHINERY CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |