CN219529042U

CN219529042U - Hydraulic multi-way block

Info

Publication number: CN219529042U
Application number: CN202220800785.0U
Authority: CN
Inventors: 姚汉良; 张军峰; 孟妍
Original assignee: Zhengzhou Duotong Machinery Manufacturing Co ltd
Current assignee: Zhengzhou Duotong Machinery Manufacturing Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2023-08-15
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a hydraulic multi-pass block, which belongs to the technical field of hydraulic support multi-pass blocks and comprises a multi-pass block body and a mounting plate, wherein a supporting plate is arranged at the top of the multi-pass block body, a first movable groove is formed in the supporting plate, a first knob is movably connected onto the supporting plate, one end of the first knob is fixedly connected with a threaded rod, one end of the threaded rod is movably connected onto one side of the inner wall of the first movable groove through a connecting shaft and a bearing, and a supporting block is connected onto the outer surface of the threaded rod in a threaded manner. Through setting up such as backup pad, first movable groove, first knob, first threaded rod, supporting shoe and collar, realize that first knob drives the supporting shoe through first threaded rod and remove under slider and spout are spacing, and the supporting shoe that removes drives the collar and control and remove to this is convenient for adjust the position of collar, has increased the flexibility of multi-pass piece.

Description

Hydraulic multi-way block

Technical Field

The utility model relates to the technical field of hydraulic support multi-way blocks, in particular to a hydraulic multi-way block.

Background

The hydraulic support is supporting equipment of a comprehensive mechanized coal face of a coal mine, and the performance and reliability of the hydraulic support are key factors for determining success and failure of comprehensive mining. In order to continuously meet new technology and new requirements of coal production development, the main inlet main return hydraulic system of the hydraulic support is used as a power source spring of the hydraulic support, and the hydraulic support is reliably guaranteed to work normally. One key hydraulic component in adjacent frame control is a multi-pass block, which realizes that a hydraulic pipeline is connected to the main frame from the adjacent frame, and bracket pipelines are connected in series. With the continuous improvement of the mechanical processing level in China, the high-end hydraulic support products increasingly adopt a multi-pass block structure, but the design of the element is found to have defects in the actual production and use processes. However, the existing multi-pass block is inconvenient to install, and the installed multi-pass block lacks protection.

Disclosure of Invention

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a hydraulic multi-pass block which has the characteristics of convenience in installation and good multi-pass block protection effect after the installation is finished.

(2) Technical proposal

In order to achieve the above purpose, the utility model provides a hydraulic multi-pass block, which comprises a multi-pass block body and a mounting plate, wherein the top of the multi-pass block body is provided with a support plate, a first movable groove is formed in the support plate, a first knob is movably connected to the support plate, one end of the first knob is fixedly connected with a threaded rod, one end of the threaded rod is movably connected to one side of the inner wall of the first movable groove through a connecting shaft and a bearing, the outer surface of the threaded rod is in threaded connection with a supporting block, the top of the supporting block is provided with a mounting ring, one side of the mounting plate is provided with a second movable groove, a second knob is movably connected to the mounting plate, one end of the second knob is fixedly connected with a rotating shaft, one end of the rotating shaft is movably connected to one side of the inner wall of the second movable groove through a bearing, the outer surface of the rotating shaft is provided with a first external thread and a second external thread, the directions of the threads are opposite, the outer surfaces of the first external thread and the second external thread are respectively in threaded connection with a fixed plate, the fixed plate is in sliding connection with the second movable groove, the fixed plate is in the inner side of the supporting block, the second movable plate is in the side of the inner wall, a second movable plate is in the movable groove, a second knob is in the inner wall, a second rotary buffer is in the opposite direction, and one side of the buffer is provided with a damper; the sliding grooves are formed in two sides of the inner wall of the first movable groove, the sliding blocks are fixedly connected to two sides of the supporting block, and the sliding blocks are slidably connected in the sliding grooves.

When the hydraulic multi-pass block of the technical scheme is used, the first knob drives the supporting block to move under the limit of the sliding block and the sliding groove through the first threaded rod, the moving supporting block drives the mounting ring to move left and right, so that the position of the mounting ring is conveniently adjusted, the second knob drives the fixing plate to be lapped on the multi-pass block body through the rotating shaft, the first external threads and the second external threads, and the buffer spring and the buffer plate are used for protecting the multi-pass block body.

Further, a liquid return channel and a liquid inlet channel are formed in the multi-way block body, and the liquid return channel and the liquid inlet channel are communicated with a connecting port.

Further, a spherical stop valve and an unloading valve are arranged on the multi-way block body.

Further, both sides of the supporting plate are movably connected with a protective cover, and the protective cover is sleeved on the outer surface of the first knob.

Further, a buffer pad is arranged on one side of the fixing plate, and one side of the buffer pad is lapped on the multi-pass block body.

(3) Advantageous effects

In summary, the utility model has the following beneficial effects:

1. through the arrangement of the support plate, the first movable groove, the first knob, the first threaded rod, the support block, the mounting ring and the like, the first knob drives the support block to move under the limit of the sliding block and the sliding groove through the first threaded rod, and the moving support block drives the mounting ring to move left and right, so that the position of the mounting ring is conveniently adjusted, and the flexibility of the multi-pass block is improved;

2. through setting up of mounting panel, second knob, first external screw thread, second external screw thread, buffer spring and buffer board etc. realize that the second knob drives the fixed plate overlap joint through axis of rotation, first external screw thread and second external screw thread to on the multi-pass piece body to make buffer spring and buffer board protect the multi-pass piece body, increased the life of multi-pass piece.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic diagram of the structure of the present utility model;

fig. 4 is a schematic side view of the present utility model.

The marks in the drawings are:

1. a multi-pass block body; 2. a support plate; 3. a first movable groove; 4. a first knob; 5. a threaded rod; 6. a support block; 7. a mounting ring; 8. a chute; 9. a slide block; 10. a protective cover; 11. a mounting plate; 12. a second knob; 13. a rotating shaft; 14. a first external thread; 15. a second external thread; 16. a fixing plate; 17. a buffer spring; 18. a damper; 19. a buffer plate; 20. and a second movable groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.

Examples:

the utility model is described in further detail below with reference to fig. 1-4.

Referring to fig. 1-4, the present utility model provides a technical solution: a hydraulic multi-way block comprises a multi-way block body 1 and a mounting plate 11, wherein the top of the multi-way block body 1 is provided with a supporting plate 2, a first movable groove 3 is formed in the supporting plate 2, a first knob 4 is movably connected to the supporting plate 2, one end of the first knob 4 is fixedly connected with a threaded rod 5, one end of the threaded rod 5 is movably connected to one side of the inner wall of the first movable groove 3 through a connecting shaft and a bearing, the outer surface of the threaded rod 5 is in threaded connection with a supporting block 6, the top of the supporting block 6 is provided with a mounting ring 7, through the arrangement of the supporting plate 2, the first movable groove 3, the first knob 4, the first threaded rod 5, the supporting block 6, the mounting ring 7 and the like, the first knob 4 drives the supporting block 6 to move under the limit of a sliding block 9 and a sliding groove 8 through the first threaded rod 5, the moving supporting block 6 drives the mounting ring 7 to move left and right so as to conveniently adjust the position of the mounting ring 7, the flexibility of the multi-pass block is increased, the second movable groove 20 is formed in one side of the mounting plate 11, the second knob 12 is movably connected to the mounting plate 11, one end of the second knob 12 is fixedly connected with the rotating shaft 13, one end of the rotating shaft 13 is movably connected to one side of the inner wall of the second movable groove 20 through a bearing, the outer surface of the rotating shaft 13 is provided with the first external thread 14 and the second external thread 15, the thread directions of the first external thread 14 and the second external thread 15 are opposite, the outer surfaces of the first external thread 14 and the second external thread 15 are both in threaded connection with the fixing plate 16, the fixing plate 16 is slidably connected in the second movable groove 20, the fixing plate 16 is lapped on the multi-pass block body 1, one side of the fixing plate 16 is provided with the buffer spring 17 and the shock absorber 18, one end of the buffer spring 17 and the shock absorber 18 is provided with the buffer plate 19, the outer surface of the second knob 12 is connected with the fixing plate 16 through the mounting plate 11, the arrangement of the first external thread 14, the second external thread 15, the buffer spring 17, the buffer plate 19 and the like realizes that the second knob 12 drives the fixed plate 16 to be connected to the multi-pass block body 1 through the rotating shaft 13, the first external thread 14 and the second external thread 15, and the buffer spring 17 and the buffer plate 19 protect the multi-pass block body 1, so that the service life of the multi-pass block is prolonged.

Specifically, liquid return channel and feed liquor channel have been seted up on the multi-pass block body 1, and all communicate on liquid return channel and the feed liquor channel and be connected the opening, be provided with spherical stop valve and off-load valve on the multi-pass block body 1.

By adopting the technical scheme, the connecting port is convenient for connecting the pipeline, and the spherical stop valve and the unloading valve are convenient for controlling the passage inside the multi-pass block body 1.

Specifically, spout 8 has all been seted up to the inner wall both sides of first movable groove 3, and the equal fixedly connected with slider 9 in both sides of supporting shoe 6, slider 9 sliding connection in spout 8, the equal swing joint in both sides of backup pad 2 have protection casing 10, and protection casing 10 sets up on the surface of first knob 4, and one side of fixed plate 16 is provided with the blotter, and one side overlap joint of blotter is on the multi-pass block body 1.

Through adopting above-mentioned technical scheme, spout 8 and slider 9 are convenient for to the spacing of supporting shoe 6 in the first movable groove 3, prevent that supporting shoe 6 from taking place pivoted trend under the drive of threaded rod 5, protection casing 10 is convenient for protect first knob 4, and the blotter is convenient for protect between fixed plate 16 and the multi-pass block body 1.

The working principle of the utility model is as follows:

when the multi-pass block is used, the first knob 4 is rotated, the first knob 4 drives the supporting block 6 to move under the limit of the sliding block 9 and the sliding groove 8 through the first threaded rod 5, the moving supporting block 6 drives the mounting ring 7 to move left and right, the multi-pass block body 1 is mounted on the hydraulic support through the fixing bolt, the second knob 12 is rotated, the second knob 12 drives the fixing plate 16 to move through the rotating shaft 13, the first external threads 14 and the second external threads 15, and the moving fixing plate 16 is connected to the multi-pass block body 1 in a lap joint mode, so that the fixing plate 16 is used for mounting the mounting plate 11 on the multi-pass block body 1, and the mounting plate mounted on the multi-pass block body 1 is used for protecting the multi-pass block body 1 under the action of the buffer spring 17 and the buffer plate 19, and the multi-pass block body 1 is prevented from being damaged due to external impact.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides a hydraulic pressure multi-pass block, includes multi-pass block body (1) and mounting panel (11), its characterized in that: the top of the multi-pass block body (1) is provided with a supporting plate (2), a first movable groove (3) is formed in the supporting plate (2), a first knob (4) is movably connected to the supporting plate (2), one end of the first knob (4) is fixedly connected with a threaded rod (5), one end of the threaded rod (5) is movably connected to one side of the inner wall of the first movable groove (3) through a connecting shaft and a bearing, the outer surface of the threaded rod (5) is in threaded connection with a supporting block (6), the top of the supporting block (6) is provided with a mounting ring (7), a second movable groove (20) is formed in one side of the mounting plate (11), a second knob (12) is movably connected to the mounting plate (11), one end of the second knob (12) is fixedly connected with a rotating shaft (13), one end of the rotating shaft (13) is movably connected to one side of the inner wall of the second movable groove (20) through a bearing, the outer surface of the rotating shaft (13) is provided with a first external thread (14) and a second external thread (15), the first external thread (14) is in the opposite direction to the second external thread (16) and is in the direction of the second external thread (16), the fixing plate (16) is lapped on the multi-pass block body (1), one side of the fixing plate (16) is provided with a buffer spring (17) and a shock absorber (18), and one ends of the buffer spring (17) and the shock absorber (18) are provided with a buffer plate (19).

2. A hydraulic manifold block according to claim 1, wherein: the multi-pass block is characterized in that a liquid return channel and a liquid inlet channel are formed in the multi-pass block body (1), and the liquid return channel and the liquid inlet channel are communicated with a connecting port.

3. A hydraulic manifold block according to claim 1, wherein: the multi-way block body (1) is provided with a spherical stop valve and an unloading valve.

4. A hydraulic manifold block according to claim 1, wherein: the sliding grooves (8) are formed in two sides of the inner wall of the first movable groove (3), the sliding blocks (9) are fixedly connected to two sides of the supporting block (6), and the sliding blocks (9) are slidably connected in the sliding grooves (8).

5. A hydraulic manifold block according to claim 1, wherein: both sides of backup pad (2) all swing joint have protection casing (10), protection casing (10) cup joint on the surface of first knob (4).

6. A hydraulic manifold block according to claim 1, wherein: one side of the fixing plate (16) is provided with a buffer cushion, and one side of the buffer cushion is lapped on the multi-pass block body (1).