Foldable protective fence for coal mine

Abstract

The utility model relates to the technical field of coal mine protective fences, in particular to a foldable protective fence for a coal mine, which comprises a seat group, a folding plate group is arranged on the left side of the top end of the seat group, the folding plate group comprises a left stand column, the bottom end of the left stand column is connected with a left support plate, and a plurality of fence plates are movably mounted on the right side of the left stand column in parallel. The right side of the fence plate is connected with a butt-joint plate, and the right side of the butt-joint plate is provided with a plate through a fixing assembly. The left supporting plate is fixed to the surface of the second end base, the right supporting plate is fixed to the surface of the first end base, the butt joint plate is pulled according to the use requirement, the butt joint plate stretches the fence plates, the folding state of the multiple fence plates is controlled, then protection operation can be conveniently carried out after the fence plates are straightened, and therefore the protection requirement of a coal mine wellhead roadway is met; meanwhile, the second end base is separated from the inserting plate, the left stand column can be placed at any position, the fence plate is placed in an arc shape in the folding process, and the protection effect of a roadway is adapted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal mine guardrails, especially to a foldable guardrail for coal mine. BACKGROUND

[0002] The coal mine guardrail is a safety device specially used in the coal industry, aiming to protect the safety of coal mine workers, equipment and working environment, which is widely used in various areas of coal mine, such as main shaft, transportation channel, air return tunnel, etc., playing the role of isolation, protection and warning.

[0003] The coal mine guardrail is usually composed of vertical columns and horizontal beams, and the horizontal beams can be wire mesh or metal plates to ensure sufficient safety and protection effect. However, since the length of the horizontal beam plates is consistent, the length of the coal mine protection required in many positions is inconsistent, and various lengths of guardrails need to be combined and connected, which is difficult to meet the installation requirements of various scenes. Therefore, a foldable guardrail for coal mine is needed to solve the above problems. SUMMARY

[0004] The utility model aims to solve the problems in the background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A foldable guardrail for coal mine, comprising a seat group, a folding plate group is arranged at the top left side of the seat group, the folding plate group comprises a left stand column, a left support plate is connected to the bottom end of the left stand column, a plurality of fence plates are movably connected in parallel to the right side of the left stand column, a butt joint plate is connected to the right side of the fence plate, and a plate piece is installed on the right side of the seat group through a fixing assembly.

[0007] Preferably, the seat group comprises a warning beam plate, plug-in plates are connected to the left and right sides of the warning beam plate, and the plug-in plates are respectively plugged into the inner sides of the second end seat and the first end seat through plug-in grooves, locking bolts are screwed into the edge sides of the second end seat and the warning beam plate, the locking bolts are locked and fixed, the second end seat, the warning beam plate and the first end seat are assembled, the warning beam plate can be used for reflective warning, and the night warning effect is improved.

[0008] Preferably, the butt joint plate is connected with a sliding block at the bottom end, and the sliding block is slidably installed in the warning beam plate through a guide groove, the sliding block can be guided by the guide groove of the warning beam plate, so that the sliding block can move in the guide groove of the warning beam plate, and the butt joint plate can be easily pushed and pulled.

[0009] Preferably, the plate member comprises a right stand, the bottom end of the right stand is connected with a right support plate, the right support plate is butted on the surface of the first end seat through a bolt, the left side of the right stand is connected with a protective sleeve plate, and the protective sleeve plate can play a protective effect after being butted with the right stand.

[0010] Preferably, the bottom end of the protective sleeve plate is connected with a mesh plate, the left side of the protective sleeve plate is inserted with a movable fence plate, the upper and lower ends of the movable fence plate are symmetrically connected with guide rails, the guide rails are embedded in the interior of the protective sleeve plate through sliding grooves, and the left side of the movable fence plate is connected with a right connecting plate.

[0011] Preferably, the back surface of the right connecting plate is provided with a handle end, the front surface of the right connecting plate is butted with a magnetic warning sign through magnetic attraction in a groove, the bottom end of the right connecting plate is connected with a sliding plate, and the sliding plate is inserted in the guide groove of the warning beam plate, when the right connecting plate moves, the right connecting plate can drive the sliding plate to move in the guide groove of the warning beam plate, and the stability of the movement of the right connecting plate is further improved.

[0012] Preferably, the fixing assembly comprises an insertion block fixed on the side of the right connecting plate, the insertion block is inserted in the insertion groove of the butt joint plate, the top end of the butt joint plate is inserted with a positioning pin from top to bottom, and the shaft end of the positioning pin penetrates the interior of the insertion block, and the positioning pin is inserted in the insertion block after penetrating the butt joint plate, so that the right connecting plate and the butt joint plate are quickly butted, and emergency operation can be performed in an emergency.

[0013] The utility model at least has the following beneficial effects:

[0014] 1. By setting up the folding plate group and the fixed assembly, the folding and stretching operation of the fence plate is realized, compared with the traditional structure, the left support plate is fixed on the surface of the second end seat, the right support plate is fixed on the surface of the first end seat, according to the use demand, the butt joint plate is pulled, the butt joint plate stretches the fence plate, the folding state of multiple fence plates is controlled, then the fence plate is conveniently straightened for protection operation, thereby meeting the protection demand of the coal mine shaft roadway, meanwhile, the second end seat is separated from the insertion plate, the left stand can be placed at any position, the fence plate is placed in the folding state of bending arc, and the protection effect of the roadway is adapted.

[0015] 2. By setting up the plate member and the fixed assembly, the emergency opening and closing of the protection position are realized, the top end of the positioning pin is pulled up, the positioning pin is pulled out upwards from the insertion block and the insertion block, at this time, the right connecting plate is pulled, the right connecting plate pushes the movable fence plate in the interior of the protective sleeve plate, then the guide rail is retracted, the staff can conveniently pass in and out between the right connecting plate and the butt joint plate, and emergency operation is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 The present application provides a kind of coal mine foldable guardrail's external structure schematic diagram;

[0018] Figure 2 The present application provides a kind of coal mine foldable guardrail's middle seat group's three-dimensional exploded structure schematic diagram;

[0019] Figure 3 The present application provides a kind of coal mine foldable guardrail's middle folding plate group's three-dimensional exploded structure schematic diagram;

[0020] Figure 4 The present application provides a kind of coal mine foldable guardrail's middle plate piece's three-dimensional exploded structure schematic diagram.

[0021] In the drawing: 1, seat group;11, first end seat;12, warning beam plate;13, plugboard;14, second end seat;15, locking bolt;2, folding plate group;21, left stand;22, left support plate;23, fence plate;24, butt joint plate;25, sliding block;3, plate piece;31, right stand;32, right support plate;33, protective sleeve plate;34, movable fence plate;35, guide rail;36, right joint plate;37, net plate;38, magnetic warning sign;39, sliding plate;4, fixed assembly;41, plug;42, positioning pin. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the present application more clear, the following will be further described in detail with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0023] Reference Figures 1-4 A kind of coal mine foldable guardrail, including seat group 1, seat group 1 top left side is provided with folding plate group 2, folding plate group 2 includes left stand 21, left stand 21 bottom end is connected with left support plate 22, left stand 21 right side is movably connected with multiple fence plates 23, fence plate 23 right side is connected with butt joint plate 24, and butt joint plate 24 right side is installed with plate piece 3 by fixed assembly 4, plate piece 3 is installed in seat group 1 top right side.

[0024] The seat group 1 comprises a warning beam plate 12, both sides of which are connected with plug-in plates 13, and the plug-in plates 13 are respectively inserted into the second end seat 14 and the first end seat 11 through the insertion slots, and the second end seat 14 and the side of the warning beam plate 12 are respectively threaded with locking bolts 15.

[0025] The bottom end of the butt joint plate 24 is connected with a sliding block 25, and the sliding block 25 is slidingly installed in the warning beam plate 12 through a guide slot.

[0026] The plate member 3 comprises a right stand column 31, the bottom end of which is connected with a right support plate 32, and the right support plate 32 is butted on the surface of the first end seat 11 through bolts, and the left side of the right stand column 31 is connected with a protective sleeve plate 33.

[0027] The bottom end of the protective sleeve plate 33 is connected with a mesh plate 37, the left side of the protective sleeve plate 33 is inserted with a movable fence plate 34, and the upper and lower ends of the movable fence plate 34 are symmetrically connected with guide rails 35, the guide rails 35 are embedded in the protective sleeve plate 33 through a sliding slot, and the left side of the movable fence plate 34 is connected with a right joint plate 36.

[0028] The back of the right joint plate 36 is provided with a handle end, the front of the right joint plate 36 is butted with a magnetic warning sign 38 through a groove magnetic attraction, the bottom end of the right joint plate 36 is connected with a sliding plate 39, and the sliding plate 39 is inserted into the guide slot of the warning beam plate 12.

[0029] The fixed assembly 4 comprises an insertion block 41 fixed on the side of the right joint plate 36, the insertion block 41 is inserted into the insertion slot of the butt joint plate 24, the top end of the butt joint plate 24 is inserted with a positioning plug 42 from top to bottom, and the shaft end of the positioning plug 42 penetrates through the inside of the insertion block 41.

[0030] The warning beam plate 12 and the first end seat 11 and the second end seat 14 are designed in a split type, the warning beam plate 12 can be freely disassembled and assembled, the plug-in plates 13 are inserted into the insertion slots of the second end seat 14 and the first end seat 11, and the locking bolts 15 are used for locking and fixing, the second end seat 14, the warning beam plate 12 and the first end seat 11 are assembled, the warning beam plate 12 is used for reflecting warning, the night warning effect is improved, the guide slot of the warning beam plate 12 is used for guiding the sliding block 25, the sliding block 25 can move in the guide slot of the warning beam plate 12, the butt joint plate 24 is conveniently pushed and pulled, the right stand column 31 is in a standing state through the right support plate 32 fixed on the surface of the first end seat 11, the protective sleeve plate 33 is butted with the right stand column 31, and the protective effect is achieved, the movable fence plate 34 is pulled in the right stand column 31, the position of the movable fence plate 34 is conveniently changed, and the right joint plate 36 and the butt joint plate 24 are opened and closed.

[0031] The sliding groove in the inner wall of the protective sleeve plate 33 can guide the guide rail 35, ensuring the stability of the movement of the guide rail 35 in the guide groove of the protective sleeve plate 33, avoiding the shaking of the movable fence plate 34 during pulling, and through the handle end on the back of the right connecting plate 36, the right connecting plate 36 can be conveniently pushed and pulled, when the right connecting plate 36 moves, the right connecting plate 36 can drive the sliding plate 39 to move in the guide groove of the warning beam plate 12, further improving the stability of the movement of the right connecting plate 36, and the magnetic warning sign 38 on the surface of the right connecting plate 36 can conveniently warn the font of the magnetic warning sign 38, when the plug block 41 is inserted into the slot of the butt joint plate 24, the positioning pin 42 is inserted into the inside of the plug block 41 after penetrating the butt joint plate 24, so that the right connecting plate 36 and the butt joint plate 24 are quickly butt jointed, and emergency operation can be performed in an emergency.

[0032] Working principle: according to the attached Figure 2 and the attached Figure 3 As shown, in the use process, the plug plate 13 on the left and right sides of the warning beam plate 12 can be respectively inserted into the slot inside the second end seat 14 and the first end seat 11, and locked and fixed by penetrating the locking bolt 15, at this time, the bottom end of the left support plate 22 and the right support plate 32 is respectively butt jointed with the second end seat 14 and the first end seat 11 through the bolt;

[0033] Secondly, by pulling the butt joint plate 24, the butt joint plate 24 drives the sliding block 25 to move in the guide groove of the warning beam plate 12, the fence plate 23 can be straightened during the movement of the butt joint plate 24, at the same time, the handle end of the right connecting plate 36 is pulled, the right connecting plate 36 drives the movable fence plate 34 to pull out in the protective sleeve plate 33, and then the plug block 41 is inserted into the slot on the side of the butt joint plate 24, the positioning pin 42 is inserted into the inside of the plug block 41 from top to bottom after penetrating the butt joint plate 24, so as to conveniently butt joint the right connecting plate 36 and the butt joint plate 24.

[0034] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A foldable guard for coal mines comprising a seat group (1), characterized in that, The seat group (1) top left side is provided with folding plate group (2), the folding plate group (2) includes left stand (21), the left stand (21) bottom end is connected with left branch plate (22), the left stand (21) right side is movably connected with a plurality of fence plate (23), the fence plate (23) right side is connected with butt plate (24), and butt plate (24) right side is installed with plate piece (3) through fixed assembly (4), the plate piece (3) is installed in seat group (1) top right side.

2. The foldable guard rail for coal mine according to claim 1, characterized in that, The seat group (1) includes warning beam plate (12), the warning beam plate (12) left and right sides are connected with plug-in board (13), and the plug-in board (13) is respectively inserted in the inside of second end seat (14) and first end seat (11) through the slot, the second end seat (14) and the side of warning beam plate (12) are respectively threaded with locking bolt (15).

3. The foldable guard rail for coal mine according to claim 1, characterized in that, The butt plate (24) bottom end is connected with sliding block (25), and the sliding block (25) is slidably installed in the inside of warning beam plate (12).

4. The foldable guard rail for coal mine of claim 1, wherein, The plate piece (3) includes right stand (31), the right stand (31) bottom end is connected with right branch plate (32), and the right branch plate (32) is butt jointed on the surface of first end seat (11) through bolt, the right stand (31) left side is connected with protective sleeve plate (33).

5. The foldable guard rail for coal mine according to claim 4, characterized in that, The protective sleeve plate (33) bottom end is connected with net plate (37), the protective sleeve plate (33) left side is inserted with movable fence plate (34), and movable fence plate (34) upper and lower ends are symmetrically connected with guide rail (35), the guide rail (35) is embedded in the inside of protective sleeve plate (33) through sliding groove, the movable fence plate (34) left side is connected with right connecting plate (36).

6. A foldable guard rail for use in a coal mine according to claim 5 wherein, The right connecting plate (36) back is provided with a handle end, the right connecting plate (36) front is butt jointed with magnetic warning sign (38) through recess magnetic attraction, the right connecting plate (36) bottom end is connected with sliding plate (39), and the sliding plate (39) is inserted in the guide slot of warning beam plate (12).

7. The foldable guard rail for coal mine according to claim 1, characterized in that, The fixed assembly (4) includes plug-in block (41) fixed on the side of right connecting plate (36), the plug-in block (41) is inserted in the slot of butt plate (24), the butt plate (24) top end is inserted with positioning latch (42) from top to bottom, and the shaft end of positioning latch (42) penetrates the inside of plug-in block (41).

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