CN210152702U - Hydraulic support stand stop device - Google Patents
Hydraulic support stand stop device Download PDFInfo
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- CN210152702U CN210152702U CN201920996084.7U CN201920996084U CN210152702U CN 210152702 U CN210152702 U CN 210152702U CN 201920996084 U CN201920996084 U CN 201920996084U CN 210152702 U CN210152702 U CN 210152702U
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- hydraulic support
- base
- limiting
- support stand
- main rib
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Abstract
The utility model discloses a hydraulic support stand column limiting device, belonging to the field of hydraulic supports; the technical problem to be solved is to provide the upright post limiting device which can meet the requirements of large working resistance and small center distance, has simple structure and is convenient to maintain; the technical scheme for solving the technical problem is as follows: a hydraulic support stand column limiting device comprises a hydraulic support, wherein the hydraulic support comprises a base, stand columns and a top plate, one end of each stand column is connected with the base, the other end of each stand column is connected with the top plate, two limit sliding blocks are arranged on the two stand columns, a limit pressing plate is arranged on the upper portion of the base, the limit pressing plate is an arc-shaped pressing plate, and the limit sliding blocks are in contact with the inner arc edges of the limit pressing plate; the utility model discloses but wide application in hydraulic support field.
Description
Technical Field
The utility model relates to a hydraulic support stand stop device belongs to hydraulic support technical field.
Background
In the supporting process of the hydraulic support, in order to prevent the upright column from axially rotating and separating from the base column nest, the limit position of the upright column is usually designed according to the limit position and the stroke track of the hydraulic support in the lowest and highest working states.
At present, with the continuous development of high-yield and high-efficiency mine construction in China, the requirements of a hydraulic support on high working resistance, large and medium distance and high reliability are continuously developed, however, with the continuous increase of the working resistance, the cylinder diameter of an upright post and the center distance of the support, the size and the weight of the support are also increased at the same time, and finally the difficulty of transportation, installation, movement and retraction of the hydraulic support in a mine is greatly increased, so that the investment of manpower and material resources on a working face is remarkably increased, therefore, when some mines are put into new equipment, mine transportation, installation, investment and other comprehensive factors are considered, and the unconventional design requirements of large working resistance and small center distance are provided, namely: the working resistance of the bracket exceeds the limit working resistance which can be reached by the center distance of the bracket, such as: according to the design method of the conventional hydraulic support upright post limiting device, when the working resistance of the two-post shield type hydraulic support is 15000kN, the upright post should have a cylinder diameter of 450mm and a support center distance of 2m, which cannot meet the unconventional design requirements of large working resistance and small center distance provided by a mine.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides one kind and can satisfy the requirement of "big working resistance, little centre-to-centre spacing", simple structure maintains convenient stand stop device.
In order to solve the technical problem, the utility model discloses a technical scheme be: a hydraulic support stand column limiting device comprises a hydraulic support, wherein the hydraulic support comprises a base and stand columns, the bottom of each stand column is connected with the base, two stand columns are provided with limiting slide blocks, the upper part of the base is provided with a limiting pressing plate, the limiting pressing plate is connected with the top of the base and is an arc-shaped pressing plate, and the limiting slide blocks are in contact with the inner arc edges of the limiting pressing plate;
the limiting pressing plate is an arc-shaped pressing plate similar to a doorframe type and comprises a left leg, an upper slideway and a right leg, wherein the left side of the upper slideway is connected with the top of the left leg, the right side of the upper slideway is connected with the top of the right leg, the left leg is lower than the right leg, the bottom of the left leg is connected with a base, the bottom of the right leg is connected with the base, a limiting sliding block is in contact with the bottom of the upper slideway, and the bottom of the upper slideway is an arc-shaped edge.
The limiting slide block and the upright post are of an integrated structure.
The limiting pressing plates are arranged on two sides of the upright post, and the limiting pressing plates are connected with the base through the main rib flitch.
The left and right sides of the upper part of the main rib pasting plate are provided with ear seats, and the two sides of the limiting pressing plate are connected with the ear seats.
The base both sides be provided with main gusset, main muscle flitch set up on main gusset.
The main rib flitch plate and the main rib plate are connected by welding.
The left leg, the upper slideway and the right leg are of an integrated structure.
Compared with the prior art, the utility model following beneficial effect has: set up spacing clamp plate in the base top, spacing clamp plate is the arc clamp plate, spacing slider cooperation work on spacing clamp plate and the stand, can effectual release base and stand's fit clearance, realize "big working resistance, the unconventional support design of little centre-to-centre spacing", under equal supporting strength, can reduce support overall dimension, reduce support weight, make things convenient for the transportation of support in the pit, the installation, disassemble, withdraw etc., reduce the input fund in ore deposit side, and simultaneously, link to each other through main muscle flitch between spacing clamp plate and the bottom plate, easy dismounting, convenient maintenance, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability, can popularize and apply under 1.5m, 1.75m, 2.0m centre-to-centre spacing ultimate resistance.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the mechanism of the limiting pressing plate of the present invention.
Fig. 3 is a schematic view of the column structure of the present invention.
Fig. 4 is a schematic structural diagram of the limiting slider of the present invention.
Fig. 5 is a top view of fig. 4.
In the figure, 1 is a hydraulic support, 2 is a base, 3 is a column, 4 is a column rib plate, 5 is a limiting slide block, 6 is a limiting pressure plate, 7 is a main rib pasting plate, 8 is an ear seat, 61 is a left leg, 62 is an upper slideway, and 63 is a right leg.
Detailed Description
As shown in fig. 1-5, the utility model relates to a hydraulic support stand column limiting device, which comprises a hydraulic support 1, wherein the hydraulic support 1 comprises a base 2, a stand column 3, the bottom of the stand column 3 is connected with the base 2, two sides of the stand column 3 are provided with limiting slide blocks 5, the upper part of the base 2 is provided with a limiting pressure plate 6, the limiting pressure plate 6 is connected with the top of the base 2, the limiting pressure plate 6 is an arc-shaped pressure plate, and the limiting slide blocks 5 are contacted with the inner arc edge of the limiting pressure plate 6; the limiting pressure plate 6 is an arc pressure plate similar to a doorframe, and comprises a left leg 61, an upper sliding way 62 and a right leg 63, wherein the left side of the upper sliding way 62 is connected with the top of the left leg 61, the right side of the upper sliding way is connected with the top of the right leg 63, the height of the left leg 61 is lower than that of the right leg 63, the bottom of the left leg 61 is connected with a base 2, the bottom of the right leg 63 is connected with the base 2, a limiting slide block 5 is contacted with the bottom of the upper sliding way 62, the bottom of the upper sliding way 62 is an arc edge, the limiting slide block 5 and a stand column 3 are of an integrated structure, the limiting pressure plate 6 is arranged on two sides of the stand column 3, the limiting pressure plate 6 is connected with the base 2 through a main rib pasting plate 7, the left side and the right side of the upper part of the main rib pasting plate 7 are provided with ear seats 8, the two sides of the limiting pressure plate 6 are connected with the ear seats 8, the left leg 61, the upper slideway 62 and the right leg 63 are of an integrated structure.
The utility model discloses when using, pack the stand into in the post nest of base, it is articulated through the round pin axle with clamp plate and base connection lug seat again, then limit slide limits at fixed stroke and extreme position department through spacing clamp plate, prevent that the stand from taking place axial rotation and breaking away from base post nest, spacing clamp plate is opened a shelves inboard by the base and is traded the deep floor top, the size of opening a shelves of base post nest has been released, press plate thickness 25mm calculates, base post nest size of opening a shelves can release 50mm, under the unchangeable condition of support centre-to-centre spacing size, for the increase of stand cylinder diameter, favorable conditions have been created in the improvement of support working resistance, can realize under the extreme condition, hydraulic support "big working resistance, the unconventional design of little centre-to-centre spacing".
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a hydraulic support stand stop device, includes hydraulic support (1), and hydraulic support (1) includes base (2), stand (3), and stand (3) bottom links to each other its characterized in that with base (2): two upright posts (3) are provided with limiting slide blocks (5), the upper part of the base (2) is provided with a limiting pressure plate (6), the limiting pressure plate (6) is connected with the top of the base (2), the limiting pressure plate (6) is an arc-shaped pressure plate, and the limiting slide blocks (5) are contacted with the inner arc edge of the limiting pressure plate (6);
spacing clamp plate (6) are the arc clamp plate of approximate doorframe type, including left leg (61), go up slide (62), right leg (63), go up slide (62) left side and link to each other with left leg (61) top, the right side links to each other with right leg (63) top, left leg (61) height is less than right leg (63) height, left leg (61) bottom links to each other with base (2), right leg (63) bottom links to each other with base (2), stop block (5) contact with last slide (62) bottom, it is the arc limit to go up slide (62) bottom.
2. The hydraulic support stand limiting device of claim 1, wherein: the limiting slide block (5) and the upright post (3) are of an integrated structure.
3. The hydraulic support stand limiting device of claim 1, wherein: the limiting pressing plates (6) are arranged on two sides of the upright post (3), and the limiting pressing plates (6) are connected with the base (2) through the main rib pasting plates (7).
4. The hydraulic support stand limiting device of claim 3, wherein: the main rib flitch (7) upper portion about be provided with ear seat (8), spacing clamp plate (6) both sides link to each other with ear seat (8).
5. The hydraulic support stand limiting device of claim 3, wherein: the steel bar reinforced concrete slab is characterized in that main rib plates (4) are arranged on two sides of the base (2), and the main rib sticking plates (7) are arranged on the main rib plates (4).
6. The hydraulic support stand limiting device of claim 5, wherein: the main rib pasting plate (7) and the main rib plate (4) are connected in a welding mode.
7. The hydraulic support stand limiting device of claim 1, wherein: the left leg (61), the upper sliding way (62) and the right leg (63) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996084.7U CN210152702U (en) | 2019-06-28 | 2019-06-28 | Hydraulic support stand stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996084.7U CN210152702U (en) | 2019-06-28 | 2019-06-28 | Hydraulic support stand stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210152702U true CN210152702U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920996084.7U Active CN210152702U (en) | 2019-06-28 | 2019-06-28 | Hydraulic support stand stop device |
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| CN (1) | CN210152702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145352A (en) * | 2019-06-28 | 2019-08-20 | 山西平阳煤机装备有限责任公司 | Hydraulic support column limiting device |
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2019
- 2019-06-28 CN CN201920996084.7U patent/CN210152702U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145352A (en) * | 2019-06-28 | 2019-08-20 | 山西平阳煤机装备有限责任公司 | Hydraulic support column limiting device |
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