Hydraulic support stand column with omni-directional surface treatment function

Abstract

The utility model relates to the technical field of hydraulic supports, and discloses an all-directional surface treatment hydraulic support stand column which comprises an outer cylinder body, a protective sleeve is arranged on the surface of the outer cylinder body, a finishing liquid collecting assembly is arranged on the top of the protective sleeve, and a microcapsule repairing assembly is arranged on the top of the surface of the outer cylinder body. The microcapsule repairing assembly comprises a surface zinc-chromium coating, a liquid supplementing flowing groove, a bearing disc, a connecting bent rod, a containing sleeve piece and a repairing liquid microcapsule. The surface zinc-chromium coating is arranged on the portion, close to the top, of the surface of the outer cylinder body. According to the hydraulic support stand column subjected to all-dimensional surface treatment, by arranging the microcapsule repairing assembly, when a zinc-chromium coating on the surface of the stand column is slightly damaged, a repairing liquid microcapsule at the corresponding position can be extruded to be broken, a repairing agent flows out and flows downwards, and the repairing agent is rapidly cured under the action of air or moisture; micro cracks and holes of the coating are automatically filled, the integrity of the coating is recovered, the service life of the coating is prolonged, and the use effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic support technical field, concretely is a kind of hydraulic support stand column of all -round surface treatment. BACKGROUND

[0002] In the coal mining industry, hydraulic support as the core equipment of fully mechanized working face, undertakes the heavy responsibility of supporting roof, maintaining operation space safety. And hydraulic support stand column as the key component of hydraulic support, more directly determines the support capacity and stability of hydraulic support. It needs to frequently stretch and contract in complex and poor underground environment, bears huge pressure, friction and the influence of many unfavorable factors such as damp, corrosion.

[0003] Prior art discloses that the announcement number is: CN213597987U a kind of all -round surface treatment of hydraulic support stand column, including outer cylinder, middle cylinder, active column, setting between the outer cylinder front end and the middle cylinder and setting in the middle cylinder front end and the guide sleeve between the active column, the outer cylinder includes outer cylinder barrel and outer cylinder bottom, the middle cylinder includes middle cylinder barrel and middle cylinder bottom, bottom valve hole is opened on the middle cylinder bottom, the active column includes plunger, column tube and column head, the inner hole of the outer cylinder barrel, the middle cylinder inner hole, the inner socket of the outer cylinder bottom, the inner hole of the bottom valve hole, the inner socket of the middle cylinder bottom, the inner hole of the guide sleeve, the outer edge of the guide sleeve, the outer surface of the middle cylinder and the outer surface of the active column are all coated with copper-tin alloy plating layer. The hydraulic support stand column of all -round surface treatment has the advantages of comprehensive protection, good corrosion resistance, long service life and strong reliability.

[0004] The hydraulic support stand column of all -round surface treatment differentiates the roughness of plating layer substrate, keeps the roughness of plating layer substrate at a suitable value for the inner hole of the outer cylinder barrel, the middle cylinder inner hole, the outer surface of the middle cylinder and the active column, and ensures the firmness of plating layer on these parts. However, the hydraulic support stand column does not have a self-repairing microcapsule at the top, which cannot allow the repair agent in the microcapsule to flow down and fill the surface coating when the surface coating is slightly damaged, resulting in a low service life of the surface coating and poor performance in use. Therefore, it needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a hydraulic support stand column of all -round surface treatment to solve the problems in the background art.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a hydraulic support stand column of all -round surface treatment, including outer cylinder, the surface of the outer cylinder is provided with protective sleeve, the top of the protective sleeve is provided with finishing fluid collecting assembly, the surface top of the outer cylinder is provided with microcapsule repair assembly.

[0007] The microcapsule repairing assembly comprises a surface zinc-chromium coating, a repairing liquid flow-through groove, a bearing disc, a connecting bent rod, a placing kit and repairing liquid microcapsules, the surface zinc-chromium coating is arranged on the surface of the outer cylinder body near the top, the repairing liquid flow-through groove is arranged on the surface of the surface zinc-chromium coating, the bearing disc is fixedly connected to the top of the outer cylinder body, the connecting bent rod is fixedly connected to the inner part of the surface zinc-chromium coating, the placing kit is connected to the surface of the connecting bent rod, and the repairing liquid microcapsules are connected to the inner part of the placing kit.

[0008] Preferably, the finishing liquid collecting assembly comprises a fixed ring plate, a ring-shaped collecting kit, a connecting block, a mounting bolt and a limiting ring, the fixed ring plate is fixedly connected to the top of the protective sleeve, the ring-shaped collecting kit is connected to the top of the fixed ring plate, the connecting block is fixedly connected to the front face of the ring-shaped collecting kit, the limiting ring is fixedly connected to the inner part of the connecting block, the mounting bolt is threadedly connected to the inner part of the limiting ring, and the mounting bolt is threadedly connected to the top of the fixed ring plate.

[0009] Preferably, the connecting bent rod, the placing kit and the repairing liquid microcapsules are arranged in the inner part of the bearing disc in a ring shape and at equal intervals.

[0010] Preferably, the single repairing liquid microcapsule is arranged in alignment with the lower repairing liquid flow-through groove.

[0011] Preferably, the inner ring of the limiting ring is provided with an internal thread groove, the top of the fixed ring plate is provided with a connecting screw hole with a hole diameter equal to that of the internal thread groove, the internal thread groove in the inner part of the limiting ring is aligned with the connecting screw hole in the top of the fixed ring plate by adjusting, then the mounting bolt is screwed into the inner part of the limiting ring, and the ring-shaped collecting kit is mounted and fixed, thereby achieving the mounting effect.

[0012] Preferably, the front end of the connecting block is provided with a rectangular hollow groove, and the rectangular hollow groove is arranged for placing the limiting ring, thereby facilitating the positioning and screwing of the mounting bolt.

[0013] Preferably, the inner part of the surface zinc-chromium coating is provided with a placing groove, and the placing groove is arranged for placing the connecting bent rod, the placing kit and the repairing liquid microcapsules.

[0014] Compared with the prior art, the present application has the following beneficial effects:

[0015] (1) The hydraulic support column for all-around surface treatment, by arranging the microcapsule repairing assembly, when the surface zinc-chromium coating of the column is slightly damaged, the corresponding repairing liquid microcapsule can be broken by extrusion, the repairing agent flows out and flows downward, and is rapidly solidified under the action of air or water, thereby automatically filling the small cracks and holes of the coating, restoring the integrity of the coating and prolonging the service life of the coating, and the effect is good during use.

[0016] The hydraulic support column of the all-around surface treatment is provided with a finishing liquid collecting assembly, the threaded groove in the limiting ring is aligned with the connecting screw hole at the top of the fixing ring plate, then the mounting bolt is screwed into the limiting ring, and then screwed downward until the top of the fixing ring plate, so that the annular collecting piece is installed and fixed, and the finishing liquid flowing above can be collected, thereby increasing the service life. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the present application, and are incorporated in and constitute a part of the specification, illustrate embodiments of the present application and explain the present application, and do not constitute a limitation on the present application. In the drawings:

[0018] Figure 1 It is a whole three-dimensional structure schematic diagram of the present application;

[0019] Figure 2 It is a whole three-dimensional structure schematic diagram of the present application Figure 1 It is an enlarged structure schematic diagram of A in the present application;

[0020] Figure 3 It is a three-dimensional structure schematic diagram of the microcapsule repairing assembly of the present application;

[0021] Figure 4 It is a whole three-dimensional structure schematic diagram of the present application Figure 3 It is an enlarged structure schematic diagram of B in the present application.

[0022] In the drawings: 1, outer cylinder body; 2, protective sleeve; 3, finishing liquid collecting assembly; 301, fixing ring plate; 302, annular collecting piece; 303, connecting block; 304, mounting bolt; 305, limiting ring; 4, microcapsule repairing assembly; 401, surface zinc-chromium coating; 402, finishing liquid flowing groove; 403, bearing disc; 404, connecting bent rod; 405, placing set; 406, finishing liquid microcapsule. DETAILED DESCRIPTION

[0023] The technical scheme of the present application will be further described in detail below in combination with preferred embodiments and drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-4 The present application provides the following technical scheme:

[0025] The invention discloses a kind of hydraulic support column of all-around surface treatment, including outer cylinder 1, the surface of outer cylinder 1 is provided with protective sleeve 2, the top of protective sleeve 2 is provided with finishing fluid collection assembly 3, the top of the surface of outer cylinder 1 is provided with microcapsule repair assembly 4.

[0026] Microcapsule repair assembly 4 includes surface zinc-chromium coating 401, liquid flow through groove 402, bearing disc 403, connecting elbow 404, placement kit 405 and repair liquid microcapsule 406, surface zinc-chromium coating 401 is set to the surface of outer cylinder 1 near top, liquid flow through groove 402 is opened in the surface of surface zinc-chromium coating 401, bearing disc 403 is fixedly connected to the top of outer cylinder 1, connecting elbow 404 is fixedly connected to the inside of surface zinc-chromium coating 401, placement kit 405 is connected to the surface of connecting elbow 404, repair liquid microcapsule 406 is connected to the inside of placement kit 405, the inside of surface zinc-chromium coating 401 is provided with placement groove, and the placement groove is used for placing connecting elbow 404, placement kit 405 and repair liquid microcapsule 406, connecting elbow 404, placement kit 405 and repair liquid microcapsule 406 are annularly and equidistantly arranged in the inside of bearing disc 403, and single repair liquid microcapsule 406 is arranged in alignment with the lower liquid flow through groove 402.

[0027] Finishing fluid collection assembly 3 includes fixed ring plate 301, annular collection piece 302, connecting block 303, mounting bolt 304 and limiting ring piece 305, fixed ring plate 301 is fixedly connected to the top of protective sleeve 2, annular collection piece 302 is connected to the top of fixed ring plate 301, connecting block 303 is fixedly connected to the front of annular collection piece 302, limiting ring piece 305 is fixedly connected to the inside of connecting block 303, mounting bolt 304 is screw-connected to the inside of limiting ring piece 305, mounting bolt 304 is screw-connected to the top of fixed ring plate 301, the inner circle of limiting ring piece 305 is provided with internal thread groove, the top of fixed ring plate 301 is provided with connecting screw hole with the same aperture as the internal thread groove, by adjusting the thread groove in the inside of limiting ring piece 305 is aligned with the connecting screw hole in the top of fixed ring plate 301, then mounting bolt 304 is screwed into the inside of limiting ring piece 305, annular collection piece 302 is installed and fixed, and plays the role of installation, the front end of connecting block 303 is provided with rectangular hollow slot, and the rectangular hollow slot is used for placing limiting ring piece 305, so that mounting bolt 304 is positioned and screwed in.

[0028] In use, the annular collecting piece 302 is installed on the top of the fixed ring plate 301, the fixed ring plate 301 is placed on the top of the fixed ring plate 301 from the top of the outer cylinder body 1, then the annular collecting piece 302 can be assisted to rotate on the top of the fixed ring plate 301, the threaded groove inside the limiting ring piece 305 is aligned with the connecting screw hole on the top of the fixed ring plate 301, then the mounting bolt 304 is screwed into the inside of the limiting ring piece 305, then it is screwed downward until it enters the top of the fixed ring plate 301, the annular collecting piece 302 is installed and fixed, and the repairing liquid flowing above can be collected, the upper part is provided with a bearing disc 403 for placing the repairing liquid microcapsule 406, the repairing liquid microcapsule 406 is made of a high polymer material, encapsulates a repairing agent similar to the coating composition in the inside, when the zinc-chromium coating 401 on the stand surface is slightly damaged, the corresponding position of the repairing liquid microcapsule 406 can be extruded to break, the repairing agent flows out, flows downward, and is rapidly solidified under the action of air or moisture, automatically fills the small cracks and holes of the coating, restores the integrity of the coating, prolongs the service life of the coating, and has good effect in use.

Claims

1. A hydraulic support column for all-round surface treatment, comprising an outer cylinder (1), characterized in that: The surface of the outer cylinder body (1) is provided with a protective sleeve (2), the top of the protective sleeve (2) is provided with a finishing liquid collecting assembly (3), and the top surface of the outer cylinder body (1) is provided with a microcapsule repairing assembly (4). The microcapsule repairing assembly (4) comprises a surface zinc-chromium coating (401), a liquid supplementing flow-through groove (402), a bearing disc (403), a connecting bent rod (404), a placing kit (405) and a repairing liquid microcapsule (406), the surface zinc-chromium coating (401) is arranged on the surface of the outer cylinder body (1) near the top, the liquid supplementing flow-through groove (402) is arranged on the surface of the surface zinc-chromium coating (401), the bearing disc (403) is fixedly connected to the top of the outer cylinder body (1), the connecting bent rod (404) is fixedly connected to the inside of the surface zinc-chromium coating (401), the placing kit (405) is connected to the surface of the connecting bent rod (404), and the repairing liquid microcapsule (406) is connected to the inside of the placing kit (405).

2. The hydraulic support column of claim 1, wherein: The finishing liquid collecting assembly (3) comprises a fixed ring plate (301), an annular collecting piece (302), a connecting block (303), a mounting bolt (304) and a limiting ring piece (305), the fixed ring plate (301) is fixedly connected to the top of the protective sleeve (2), the annular collecting piece (302) is connected to the top of the fixed ring plate (301), the connecting block (303) is fixedly connected to the front surface of the annular collecting piece (302), the limiting ring piece (305) is fixedly connected to the inside of the connecting block (303), the mounting bolt (304) is screw-connected to the inside of the limiting ring piece (305), and the mounting bolt (304) is screw-connected to the top of the fixed ring plate (301).

3. The hydraulic support column of claim 1, wherein: The connecting bent rod (404), the placing kit (405) and the repairing liquid microcapsule (406) are annular and equidistantly arranged in the inside of the bearing disc (403).

4. The hydraulic support column of claim 1, wherein: The single repairing liquid microcapsule (406) is arranged in alignment with the liquid supplementing flow-through groove (402) below.

5. The hydraulic support column of claim 2, wherein: The inner ring of the limiting ring piece (305) is provided with an internal thread groove, and the top of the fixed ring plate (301) is provided with a connecting screw hole with a hole diameter equal to that of the internal thread groove.

6. A hydraulic support prop according to claim 2, wherein: The front end of the connecting block (303) is provided with a rectangular hollow groove.

7. The hydraulic support column of claim 1, wherein: The inside of the surface zinc-chromium coating (401) is provided with a placing groove. The inside of the surface zinc-chromium coating (401) is provided with a placing groove.

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