Liftable protection system for working face self-moving machine tail

Abstract

The working face self-moving tail lifting protection system comprises a self-moving tail body and an operation table, a worker can control the self-moving tail body to move on the operation table, the width direction of the self-moving tail body is the first direction, and the length direction of the self-moving tail body is the second direction. The self-moving machine tail body and the operation table are arranged in a spaced mode in the first direction. The thickness direction of the protection part is the first direction, the protection part has a preset size in the second direction, and the protection part is located between the self-moving machine tail body and the operation table in the first direction; and the moving device can drive the protection part to move in the vertical direction so that the protection part can have a first position and a second position, and the first position is located below the second position. Therefore, the lifting protection system for the working face self-moving tail has the advantage of being high in safety.

Description

Technical Field

[0001] The utility model relates to the technical field of mining, in particular to a self-moving tail lift protection system for a working surface. Background Art

[0002] During the production process, every time the tunnel boring machine advances a certain distance, the self-moving tail also needs to move forward a certain distance. In the related technology, the self-moving tail is operated by an operator standing in a fixed position at the rear of the self-moving tail, and manually turning the handle of the operating valve group to adjust the various cylinders of the self-moving tail to move, thereby realizing a series of forward movement actions of the self-moving tail, such as lifting, pushing forward, and lowering, and a series of correction actions of the self-moving tail, such as lifting, pushing left and right, and lowering. Since the forward movement path of the body and the correction path are mainly controlled by the operator's visual inspection and experience, there is a risk of coal splashing and injuring people at the self-moving tail, which poses a safety hazard. Utility Model Content

[0003] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, the embodiment of the utility model provides a self-moving tail liftable protection system for the working surface.

[0004] The working surface self-moving tail lift protection system of the utility model embodiment includes:

[0005] A self-moving tail body and an operating table, on which a worker can manipulate the self-moving tail body to move, the width direction of the self-moving tail body being a first direction, the length direction of the self-moving tail body being a second direction, and the self-moving tail body and the operating table being spaced apart in the first direction;

[0006] A protective member, wherein the thickness direction of the protective member is the first direction, the protective member has a preset size in the second direction, and the protective member is located between the self-moving machine tail body and the operating table in the first direction;

[0007] A moving device, wherein the moving device can drive the protective element to move in the up and down directions so that the protective element has a first position and a second position, wherein the first position is located below the second position, and in the first position, the protective element is used to separate the self-moving tail body and the operating table, and in the second position, the protective element is located above the self-moving tail body so that a staff can inspect and repair the self-moving tail body.

[0008] Therefore, the working surface self-moving tail lift protection system according to the embodiment of the utility model has the advantage of high safety.

[0009] In some embodiments, the protective member includes a frame and a mesh body, and the peripheral side of the mesh body is connected to the inner side of the frame.

[0010] In some embodiments, the outer contour of the frame is a rectangle, the length direction of the frame is the second direction, and the meshes of the mesh body are diamond-shaped.

[0011] In some embodiments, the frame and the mesh are made of metal material, and the pore size of the mesh is less than or equal to 2 cm.

[0012] In some embodiments, the moving device includes a fixed frame and a driving member, the fixed frame is located between the self-moving tail body and the operating table in the first direction, the driving member is arranged on the fixed frame, and the driving member is connected to the protective member to drive the protective member to move in the up and down directions.

[0013] In some embodiments, the protective member has a first connecting portion and a second connecting portion on one side adjacent to the fixing frame in the second direction, the first connecting portion and the second connecting portion are spaced apart in the up and down directions, and the first connecting portion and the second connecting portion are connected to the driving member.

[0014] In some embodiments, the driving member includes a driving cylinder, a first rod body and a second rod body, the first end of the first rod body is hinged to the first connecting portion, the second end of the first rod body is hinged to the fixed frame, the third end of the second rod body is hinged to the second connecting portion, the fixed portion of the driving cylinder is hinged to the fixed frame, the telescopic portion of the driving cylinder is hinged to the second rod body, and the rotation axis of each of the driving cylinder, the first rod body and the second rod body is the first direction.

[0015] In some embodiments, the driving member includes a third rod body, the third rod body extends in the up and down directions, the third rod body is arranged on the fixed frame, the first rod body is located below the second rod body, the second end of the first rod body is hinged to the lower end of the third rod body, and the fourth end of the second rod body is hinged to the upper end of the third rod body.

[0016] In some embodiments, a plurality of protection chains are disposed on the second rod body, and the plurality of protection chains are spaced apart in a length direction of the second rod body.

[0017] In some embodiments, a counterweight is provided at the bottom of each of the protection chains. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of a moving device and a protective member according to an embodiment of the utility model.

[0019] Figure 2 It is a schematic diagram of a moving device and a protective member according to an embodiment of the utility model.

[0020] Figure 3 It is a schematic diagram of a moving device and a protective member according to an embodiment of the utility model.

[0021] Figure 4 It is a schematic diagram of a moving device and a protective member according to an embodiment of the utility model.

[0022] Figure 5 It is a schematic diagram of a self-moving tail lift protection system for a working surface according to an embodiment of the utility model.

[0023] Figure numerals: 1. Self-moving tail body, 2. Operating table, 3. Protective part, 4. Frame, 5. Net body, 6. First connecting part, 7. Second connecting part, 8. Fixed frame, 9. Driving cylinder, 10. First rod body, 11. Second rod body, 12. Third rod body, 13. Protective chain. DETAILED DESCRIPTION

[0024] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but cannot be understood as limiting the present invention.

[0025] The following describes the working surface self-moving tail lifting protection system of the utility model embodiment with reference to the accompanying drawings. Figures 1 to 5 As shown, the lifting and lowering protection system of the self-moving tail of the working surface according to the embodiment of the utility model comprises a moving device, a protection member 3, a self-moving tail body 1 and an operating platform 2.

[0026] The staff can control the self-moving tail body 1 to move on the operating table 2. The width direction of the self-moving tail body 1 is the first direction, and the length direction of the self-moving tail body 1 is the second direction. The self-moving tail body 1 and the operating table 2 are arranged at intervals in the first direction. Specifically, the conveyor, the crusher, the transfer machine and the self-moving tail body 1 are connected in sequence. The first direction can be the left-right direction, and the second direction can be the front-back direction. For example, the operating table 2 is located on the left side of the self-moving tail body 1.

[0027] The thickness direction of the protective member 3 is the first direction, the protective member 3 has a preset size in the second direction, and the protective member 3 is located between the self-moving machine tail body 1 and the operating platform 2 in the first direction. Specifically, the protective member 3 is plate-shaped, has a preset size in the second direction, and is located between the self-moving machine tail body 1 and the operating platform 2 in the first direction, so that it is convenient to block the coal mine splashed by the self-moving machine tail body 1, and then it is convenient to protect the staff on the operating platform 2.

[0028] The moving device can drive the protective member 3 to move in the up-down direction so that the protective member 3 has a first position and a second position, and the first position is located below the second position. In the first position, the protective member 3 is located between the self-moving tail body 1 and the operating platform 2 in the horizontal direction, and the protective member 3 is used to separate the self-moving tail body 1 and the operating platform 2, so as to protect the staff on the operating platform 2. In the second position, the protective member 3 is located above the self-moving tail body 1 so that the staff can inspect the self-moving tail body 1. That is, the moving device can drive the protective member 3 to move in the up-down direction, so that the protective member 3 can be raised and lowered. When lowering, it can protect the coal mine from splashing, and when rising, it can allow the staff to inspect the self-moving tail body 1.

[0029] Therefore, the working surface self-moving tail lift protection system according to the embodiment of the utility model has the advantage of high safety.

[0030] like Figures 1 to 4 As shown, in some embodiments, it is characterized in that the protective member 3 includes a frame 4 and a mesh 5, and the peripheral side of the mesh 5 is connected to the inner side of the frame 4. Specifically, the outer peripheral contour of the frame 4 is a rectangle, the length direction of the frame 4 is the second direction, and the mesh of the mesh 5 is a diamond shape. For example, the frame 4 is a rectangular frame. The length of the frame 4 is 3100 mm and the width is 1050 mm.

[0031] In some embodiments, the frame 4 and the mesh 5 are made of metal material, and the pore size of the mesh 5 is less than or equal to 2 cm. For example, the pore size of the mesh 5 is 1 cm.

[0032] like Figures 1 to 4 As shown, in some embodiments, the moving device includes a fixed frame 8 and a driving member.

[0033] The fixing frame 8 is located between the self-moving machine tail body 1 and the operating table 2 in the first direction, and the driving member is arranged on the fixing frame 8, and the driving member is connected to the protective member 3 so as to drive the protective member 3 to move in the up-down direction. Specifically, the protective member 3 has a first connecting portion 6 and a second connecting portion 7 on a side adjacent to the fixing frame 8 in the second direction, and the first connecting portion 6 and the second connecting portion 7 are arranged at intervals in the up-down direction, and the first connecting portion 6 and the second connecting portion 7 are connected to the driving member. Thus, the driving member can drive the protective member 3 to move in the up-down direction. For example, the first connecting portion 6 is located below the second connecting portion 7.

[0034] like Figures 1 to 4 As shown, the driving member includes a driving cylinder 9, a first rod body 10 and a second rod body 11.

[0035] The first end of the first rod body 10 is hinged to the first connecting portion 6, the second end of the first rod body 10 is hinged to the fixing frame 8, the third end of the second rod body 11 is hinged to the second connecting portion 7, the fixing portion of the driving cylinder 9 is hinged to the fixing frame 8, the telescopic portion of the driving cylinder 9 is hinged to the second rod body 11, and the rotation axis of each of the driving cylinder 9, the first rod body 10 and the second rod body 11 is the first direction.

[0036] Specifically, the length direction of the first rod body 10 and the second rod body 11 is the second direction. For example, the rear end of the first rod body 10 is hinged to the first connecting portion 6, the front end of the first rod body 10 is hinged to the fixing frame 8, the rear end of the second rod body 11 is hinged to the second connecting portion 7, the fixing portion of the driving oil cylinder 9 is hinged to the fixing frame 8, the telescopic portion of the driving oil cylinder 9 is hinged to the second rod body 11, and the rotation axis of each of the driving oil cylinder 9, the first rod body 10 and the second rod body 11 is the left-right direction.

[0037] like Figure 3 As described above, in the first position, the telescopic portion of the driving cylinder 9 is extended. Figure 4 As shown, the telescopic portion of the driving cylinder 9 contracts to drive the guard 3 to move upward.

[0038] like Figure 1 and Figure 2 As shown, the driving member includes a third rod 12. The third rod 12 extends in the up-down direction, and the third rod 12 is arranged on the fixing frame 8, and the first rod 10 is located below the second rod 11. The second end of the first rod 10 is hinged to the lower end of the third rod 12, and the fourth end of the second rod 11 is hinged to the upper end of the third rod 12.

[0039] Thus, the guard 3, the third rod 12, the first rod 10 and the second rod 11 can form a four-bar linkage. For example, the lengths of the first rod 10 and the second rod 11 are 2000 mm, and the length of the third rod 12 is 1050 mm. The left end of the first rod 10 is hinged to the lower end of the third rod 12, and the left end of the second rod 11 is hinged to the upper end of the third rod 12. Figure 1 As described above, in the first position, the telescopic portion of the driving cylinder 9 is extended. Figure 2 As shown, the telescopic portion of the driving cylinder 9 contracts to drive the guard 3 to move upward.

[0040] like Figure 1 and Figure 2 As shown, a plurality of protection chains 13 are provided on the second rod body 11, and the plurality of protection chains 13 are arranged at intervals in the length direction of the second rod body 11. The plurality of protection chains 13 can prevent coal blocks from passing through the driving member, so as to further increase safety.

[0041] In some embodiments, a counterweight is provided at the bottom of each protection chain 13, so that the protection chain 13 can be easily dropped to prevent coal blocks from passing through.

[0042] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0043] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0044] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0045] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0046] In the present utility model, the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0047] Although the above embodiments have been shown and described, it is to be understood that the above embodiments are illustrative and cannot be construed as limitations of the present invention. Changes, modifications, substitutions and variations of the above embodiments made by a person of ordinary skill in the art are all within the scope of protection of the present invention.

Claims

1. A self-moving tail lift protection system for a working surface, characterized in that: include: A self-moving tail body and an operating table, on which a worker can manipulate the self-moving tail body to move, the width direction of the self-moving tail body being a first direction, the length direction of the self-moving tail body being a second direction, and the self-moving tail body and the operating table being spaced apart in the first direction; A protective member, wherein the thickness direction of the protective member is the first direction, the protective member has a preset size in the second direction, and the protective member is located between the self-moving machine tail body and the operating table in the first direction; A moving device, wherein the moving device can drive the protective element to move in the up and down directions so that the protective element has a first position and a second position, wherein the first position is located below the second position, and in the first position, the protective element is used to separate the self-moving tail body and the operating table, and in the second position, the protective element is located above the self-moving tail body so that a staff can inspect and repair the self-moving tail body.

2. The working surface self-moving tail lift protection system according to claim 1 is characterized in that: The protective member comprises a frame and a mesh body, and the peripheral side of the mesh body is connected to the inner side of the frame.

3. The working surface self-moving tail lift protection system according to claim 2 is characterized in that: The outer contour of the frame is a rectangle, the length direction of the frame is the second direction, and the meshes of the mesh body are rhombus-shaped.

4. The working surface self-moving tail lift protection system according to claim 2 is characterized in that: The frame and the mesh are made of metal material, and the aperture of the mesh is less than or equal to 2 cm.

5. The working surface self-moving tail lift protection system according to any one of claims 1 to 4, characterized in that: The moving device includes a fixed frame and a driving member, wherein the fixed frame is located between the self-moving tail body and the operating table in the first direction, and the driving member is arranged on the fixed frame, and the driving member is connected to the protective member to drive the protective member to move in the up and down directions.

6. The working surface self-moving tail lift protection system according to claim 5 is characterized in that: The protective member has a first connection portion and a second connection portion on one side adjacent to the fixing frame in the second direction. The first connection portion and the second connection portion are spaced apart in the up-down direction. The first connection portion and the second connection portion are connected to the driving member.

7. The working surface self-moving tail lift protection system according to claim 6 is characterized in that: The driving member includes a driving cylinder, a first rod body and a second rod body, the first end of the first rod body is hinged to the first connecting portion, the second end of the first rod body is hinged to the fixing frame, the third end of the second rod body is hinged to the second connecting portion, the fixing portion of the driving cylinder is hinged to the fixing frame, the telescopic portion of the driving cylinder is hinged to the second rod body, and the rotation axis of each of the driving cylinder, the first rod body and the second rod body is the first direction.

8. The working surface self-moving tail lift protection system according to claim 7 is characterized in that: The driving member includes a third rod body, which extends in the up-down direction and is arranged on the fixing frame. The first rod body is located below the second rod body, the second end of the first rod body is hinged to the lower end of the third rod body, and the fourth end of the second rod body is hinged to the upper end of the third rod body.

9. The working surface self-moving tail lift protection system according to claim 7 is characterized in that: The second rod body is provided with a plurality of protection chains, and the plurality of protection chains are arranged at intervals in the length direction of the second rod body.

10. The working surface self-moving tail lift protection system according to claim 9, characterized in that: A counterweight is provided at the bottom of each protection chain.

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