Adjusting connecting rod type end isolation support
By designing the opening mechanism in the coal mine filling equipment, the opening and closing range of the secondary retaining wall is expanded, the problem of limited angle range in existing equipment is solved, 180-degree rotation and flexible transportation are achieved, and construction efficiency is improved.
Patent Information
- Application Number
- CN202420800675.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-17
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-04-17
AI Technical Summary
In existing coal mine filling equipment, the auxiliary retaining wall of the telescopic end isolation bracket is blocked by the hydraulic cylinder after opening to a certain angle, resulting in limited angle range, affecting the use efficiency, and is always in the open state during transportation, affecting transportation.
An adjustment link type end isolation bracket is designed. By setting up an opening mechanism, including a hinged first link, a second link, a cylinder and a pin shaft, the opening and closing range of the secondary retaining wall is expanded to achieve 180 degrees. Rotate for easy transportation and adapt to different construction environments.
Through the design of the opening mechanism, the opening and closing range of the secondary retaining wall is expanded, 180-degree rotation is achieved, equipment movement is reduced, construction efficiency is improved, and flexibility is maintained during transportation.
Smart Images
Figure CN222228589U_ABST
Abstract
Description
Technical field:
[0001] The present application relates to the technical field of coal mine filling equipment, and in particular to an adjustable connecting rod type end isolation bracket. Background technology:
[0002] Our company's Chinese utility model patent application number 2024203869126 is a telescopic end isolation bracket, including a hydraulic bracket, and a telescopic retaining wall is arranged on one side of the hydraulic bracket in an articulated structure. The telescopic retaining wall includes: a main retaining wall, a first baffle and a second baffle arranged at the upper and lower ends of the main retaining wall for telescoping, and a main hydraulic cylinder arranged on the main retaining wall for respectively driving the first baffle and the second baffle to slide; an auxiliary retaining wall, the auxiliary retaining wall is arranged on the left and right sides of the main retaining wall in an articulated structure; an upper baffle and a lower baffle, the upper baffle and the lower baffle are respectively telescopically arranged at the upper and lower ends of the auxiliary retaining wall in a sliding manner, the upper baffle is connected to the first baffle in an articulated structure, and the lower baffle is connected to the second baffle in an articulated structure; an auxiliary hydraulic cylinder, the two ends of the auxiliary hydraulic cylinder are respectively hingedly connected to the main retaining wall and the auxiliary retaining wall.
[0003] This patent adjusts the opening and closing angle of the auxiliary retaining wall through an auxiliary hydraulic cylinder, but after opening and closing to a certain angle, it will be blocked by the auxiliary hydraulic cylinder itself, and the opening angle range is limited. There is a situation where it still cannot contact the tunnel surface after being fully opened, and the hydraulic support needs to be moved, which is time-consuming and labor-intensive, greatly affecting its use efficiency; and during transportation, the auxiliary retaining wall is always in an open state, affecting transportation. Utility model content:
[0004] In order to solve the above technical problems, the utility model provides an adjustable connecting rod type end isolation bracket, which solves the technical problem that after the auxiliary retaining wall is opened to a certain extent, the angle between the two retaining walls is blocked by the auxiliary hydraulic cylinder, and the opening angle range is limited, which affects its use range. In addition, during transportation, the auxiliary retaining wall is always in an open state, which affects transportation. In order to solve the above technical problems, the technical solution adopted by the utility model is:
[0005] An adjustable connecting rod type end isolation support comprises a hydraulic support, a main retaining wall is hingedly arranged on one side of the hydraulic support, a secondary retaining wall is hingedly arranged on one side of the main retaining wall, an opening mechanism is arranged between the secondary retaining wall and the main retaining wall, and the opening mechanism comprises:
[0006] A first connecting rod, one end of which is hingedly arranged on a side elevation of the main retaining wall;
[0007] A second connecting rod, one end of the second connecting rod is connected to the other end of the first connecting rod in an articulated manner, and the other end of the second connecting rod is articulated to the external facade of the auxiliary retaining wall;
[0008] An oil cylinder, one end of which is hingedly connected to the outer facade of the auxiliary retaining wall by a hinge structure, and the other end of which is hingedly connected to the hinge points of the first connecting rod and the second connecting rod.
[0009] Furthermore, a fixing seat is fixedly provided on the side facade of the main retaining wall, and a first pin shaft and a second pin shaft are provided on the fixing seat. The fixing seat is hingedly connected to the first connecting rod through the first pin shaft, and the fixing seat is hingedly connected to the auxiliary retaining wall through the second pin shaft.
[0010] Furthermore, a hinged seat is fixedly provided on the outer facade of the auxiliary retaining wall, one end of the hinged seat is connected to the fixed seat through a second pin shaft, a third pin shaft is provided on the outer side of the hinged seat, and the hinged seat is hingedly connected to the second connecting rod through the third pin shaft.
[0011] Furthermore, a fourth pin is rotatably provided at the output shaft of the oil cylinder;
[0012] The first connecting rod is hingedly connected to the second connecting rod via a fourth pin.
[0013] Furthermore, a mounting seat is fixedly provided on the outer facade of the auxiliary retaining wall, and the mounting seat is hingedly connected to the oil cylinder.
[0014] The beneficial effects of the utility model are as follows: by setting the opening mechanism, the opening and closing range of the auxiliary retaining wall is expanded, and a 180-degree rotation is achieved. While facilitating transportation, it can also meet the requirements of different construction environments, reduce machine movement, and improve construction efficiency. Description of the drawings:
[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.
[0016] Figure 2 It is a schematic diagram of the structure of the auxiliary retaining wall of the utility model when it is not opened and viewed from above.
[0017] Figure 3 It is a schematic diagram of the auxiliary retaining wall of the utility model when opened and viewed from above.
[0018] In the figure:
[0019] 1. Hydraulic support, 2. Main retaining wall, 3. Auxiliary retaining wall, 4. First connecting rod, 5. Second connecting rod, 6. Cylinder, 7. Fixed seat, 8. First pin shaft, 9. Second pin shaft, 10. Articulated seat, 11. Third pin shaft, 12. Fourth pin shaft, 13. Mounting seat. Specific implementation method:
[0020] In order to make the purpose, technical scheme and advantages of the implementation of the utility model clearer, the utility model will now be further described in detail with reference to the accompanying drawings and the following examples so that the public can better understand the implementation method of the utility model. The specific implementation scheme of the utility model is as follows:
[0021] An adjustable connecting rod type end isolation support comprises a hydraulic support 1, a main retaining wall 2 is hingedly provided on one side of the hydraulic support 1, and a secondary retaining wall 3 is hingedly provided on one side of the main retaining wall 2, and is characterized in that an opening mechanism is provided between the secondary retaining wall 3 and the main retaining wall 2, and the opening mechanism comprises a first connecting rod 4, one end of the first connecting rod 4 is hingedly provided on a side facade of the main retaining wall 2, and the other end of the first connecting rod 4 is hingedly provided with a second connecting rod 5, and the other end of the second connecting rod 5 is hingedly connected to the external facade of the secondary retaining wall 3; an oil cylinder 6 is hingedly provided on the external facade of the secondary retaining wall 3, and the other end of the oil cylinder 6 is hingedly connected to the hinge point of the first connecting rod 4 and the second connecting rod 5. By providing the opening mechanism, the opening and closing range of the secondary retaining wall is expanded, and a 180-degree rotation is achieved. While facilitating transportation, it can also meet the requirements of different construction environments, reduce machine relocation, and improve construction efficiency.
[0022] It should be noted that a fixing seat 7 is fixedly provided on the side facade of the main retaining wall 2, and a first pin shaft 8 and a second pin shaft 9 are provided on the fixing seat 7. The fixing seat 7 is hingedly connected to the first connecting rod 4 through the first pin shaft 8, and the fixing seat 7 is hingedly connected to the auxiliary retaining wall 3 through the second pin shaft 9, thereby ensuring that the hinge relationship between the fixing seat 7 and the auxiliary retaining wall 3 and the first connecting rod 4 is realized.
[0023] Specifically, a hinged seat 10 is fixedly provided on the outer facade of the secondary retaining wall 3, one end of the hinged seat 10 is connected to the fixed seat 7 through a second pin shaft 9, a third pin shaft 11 is provided on the outer side of the hinged seat 10, and the hinged seat 10 is hingedly connected to the second connecting rod 5 through the third pin shaft 11 to satisfy the hinged relationship between the hinged seat 10 and the second connecting rod 5.
[0024] A fourth pin shaft 12 is rotatably provided at the output shaft of the oil cylinder 6 , and the first connecting rod 4 and the second connecting rod 5 are hingedly connected via the fourth pin shaft 12 .
[0025] Specifically, a mounting seat 13 is fixedly provided on the outer facade of the auxiliary retaining wall 3 , and the mounting seat 13 is hingedly connected to the oil cylinder 6 .
[0026] The working principle and working process of the utility model are as follows:
[0027] First, the main retaining wall 2 is moved to the predetermined position by the hydraulic support 1, and the cylinder 6 is started to retract its output shaft. The output shaft of the cylinder 6 pulls the fourth pin 12. At this time, under the combined action of the pulling force of the first connecting rod 4 and the pressure of the second connecting rod 5, as the cylinder 6 gradually shortens, the articulated seat 10 is forced to drive the auxiliary retaining wall 3 to rotate around the second pin 9 to open the auxiliary retaining wall 3 to a predetermined angle.
[0028] In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "front", "back", "lower left", "upper right", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance. Although the present invention has been described according to a limited number of embodiments, those skilled in the art, with the benefit of the above description, should understand that other embodiments can be conceived within the scope of the present invention described thereby.
Claims
1. An adjustable connecting rod type end isolation support, comprising a hydraulic support (1), a main retaining wall (2) being hingedly provided on one side of the hydraulic support (1), and a secondary retaining wall (3) being hingedly provided on one side of the main retaining wall (2), characterized in that: An opening mechanism is provided between the auxiliary retaining wall (3) and the main retaining wall (2), and the opening mechanism comprises: A first connecting rod (4), one end of which is hingedly arranged on a side elevation of the main retaining wall (2); A second connecting rod (5), one end of the second connecting rod (5) is connected to the other end of the first connecting rod (4) in an articulated manner, and the other end of the second connecting rod (5) is articulated to the outer facade of the auxiliary retaining wall (3); An oil cylinder (6), one end of which is hingedly connected to the outer surface of the auxiliary retaining wall (3) by means of an articulated structure, and the other end of which is hingedly connected to the hinge points of the first connecting rod (4) and the second connecting rod (5).
2. The adjustable connecting rod type end isolation bracket according to claim 1, characterized in that: A fixing seat (7) is fixedly arranged on the side elevation of the main retaining wall (2), a first pin shaft (8) and a second pin shaft (9) are arranged on the fixing seat (7), the fixing seat (7) is hingedly connected to the first connecting rod (4) via the first pin shaft (8), and the fixing seat (7) is hingedly connected to the auxiliary retaining wall (3) via the second pin shaft (9).
3. The adjustable connecting rod type end isolation bracket according to claim 2, characterized in that: A hinge seat (10) is fixedly arranged on the outer facade of the auxiliary retaining wall (3); one end of the hinge seat (10) is connected to the fixed seat (7) via a second pin shaft (9); a third pin shaft (11) is arranged on the outer side of the hinge seat (10); and the hinge seat (10) is hingedly connected to the second connecting rod (5) via the third pin shaft (11).
4. The adjustable connecting rod type end isolation bracket according to claim 3 is characterized in that: A fourth pin shaft (12) is rotatably arranged at the output shaft of the oil cylinder (6); The first connecting rod (4) and the second connecting rod (5) are hingedly connected via a fourth pin shaft (12).
5. The adjustable connecting rod type end isolation bracket according to claim 1 or 4, characterized in that: A mounting seat (13) is fixedly arranged on the outer facade of the auxiliary retaining wall (3), and the mounting seat (13) is hingedly connected to the oil cylinder (6).