CN209557026U - A kind of portable protective device for coal mine driving - Google Patents

Abstract

The utility model provides a kind of portable protective device for coal mine driving, including snap ring and upper ring；The top plate be Rectangular Plate Structure, length-width ratio be it is two-to-one, share at two, be connected by hinge together；The handle is set on pumping board leading flank；The sliding slot is L-type, is set on the face of top plate front and rear sides, and opening is oppositely arranged in pairs；The column is stepped shaft structure, and top outer circle is equipped with external screw thread, by spiral connection and supporting block；The universal wheel has brake function, is bolted and is fixed on column bottom side；The hook is set on the cylinder of card；The utility model structure is simple, make handling ease, it is easy to operate, it is easy to remove, when needing to progress technology investigation in coal mine hole, can open rapidly, staff is formed and is protected, it excludes and falls the risk that native stone injures by a crashing object at the top of mine hole, provide safety guarantee to leave the staff of heading equipment, increase the safety of workplace.

Description

A kind of portable protective device for coal mine driving

Technical field

The utility model belongs to coal mine protective engineering device technique field, more specifically, in particular to a kind of to dig for coal mine Into portable protective device.

Background technique

In the course of work of coal mine driving, protective device is equipped in mine hole, but at work, still have small particle It is fallen downwards across protective net.

Based on above-mentioned, the inventors discovered that, occur equipment run-time error during headwork or ground is unequal When situation, staff needs to get off from heading equipment to check failure, and in investigation, it still faces and is fallen by top The objects such as handstone fall the risk got to, safety does not ensure.

Then, in view of this, for existing structure and missing study improvement, provide it is a kind of for coal mine tunnel Portable protective device, to achieve the purpose that with more more practical value.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of portable protective device for coal mine driving, When solving equipment run-time error or ground inequality situation occur during headwork, staff needs from driving Get off in equipment and failure is checked, and in investigation, still faces and fallen the wind got to by objects such as handstones that top is fallen The problem of danger, safety does not ensure.

Purpose and effect of the utility model for the portable protective device of coal mine driving, by technological means in detail below Reached:

A kind of portable protective device for coal mine driving, including top plate, pumping slot, pumping board, handle, supporting block, sliding slot, Column, universal wheel, card, hook, snap ring and upper ring；The top plate be Rectangular Plate Structure, length-width ratio be it is two-to-one, share two Place, is connected by hinge together；The pumping slot is to share everywhere, is opened in top plate, and every place's top plate is equipped with pumping slot at two, Opening is located on the front and rear sides face of top plate, and mouth end width is smaller than inner width；The handle is set to pumping board leading flank On；The sliding slot is L-type, is set on the face of top plate front and rear sides, and opening is oppositely arranged in pairs；The column is stepped shaft structure, Top outer circle is equipped with external screw thread, by spiral connection and supporting block；The universal wheel has brake function, is bolted It is fixed on column bottom side；The hook is set on the cylinder of card.

Further, the pumping board is convex shape pumping board, and biggish one section of width is slided in pumping slot, and extraction section is width Compared with segment.

Further, the supporting block is cylindrical piece, and bottom surface offers threaded hole upwards, shares everywhere, is set to top plate bottom On side.

Further, the card is rectangular sheet at one, and top is welded with L-type cylinder at one, spring, square are cased on cylinder One section of shape piece on sliding slot in moving back and forth.

Further, the snap ring is set on the face of top plate front and rear sides, is round-meshed rectangular column, circular hole aperture and card The cylinder outer diameter of on piece is identical, and the upper ring is semicircular ring, is welded in snap ring top side face.

Compared with prior art, the utility model has the following beneficial effects:

The setting of column is conducive to form support to top plate, is connected in supporting block by spiral, simple to operate, It does not waste time, installing and dismounting is simple, and Universal wheel at bottom is then convenient for the movement for following staff and is moved, to staff's shape At real-time protection.

The utility model structure is simple, make handling ease, it is easy to operate, it is easy to remove, need in coal mine hole into It when row technology is checked, can open rapidly, staff is formed and is protected, exclude and fall the wind that native stone injures by a crashing object at the top of mine hole Danger, provides safety guarantee to leave the staff of heading equipment, increases the safety of workplace.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the utility model top view.

Fig. 3 is the utility model card structure schematic diagram.

Fig. 4 is the utility model card structure top view.

In figure, the corresponding relationship of component names and accompanying drawing number are as follows:

1- top plate, 101- pumping slot, 102- pumping board, 103- handle, 104- supporting block, 105- sliding slot, 2- column, 201- are universal Wheel, 3- card, 301- hook, 4- snap ring, the upper ring of 401-.

Specific embodiment

The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment For illustrating the utility model, but cannot be used to limit the scope of the utility model.

In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot It is interpreted as indication or suggestion relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

Embodiment:

As shown in attached drawing 1 to attached drawing 4: a kind of portable protective device for coal mine driving, including top plate 1, pumping slot 101, pumping board 102, handle 103, supporting block 104, sliding slot 105, column 2, universal wheel 201, card 3, hook 301, snap ring 4 and upper Ring 401；Top plate 1 be Rectangular Plate Structure, length-width ratio be it is two-to-one, share at two, be connected by hinge together；Pumping slot 101 is Shared to be opened in top plate 1 everywhere, every place's top plate 1 is equipped with pumping slot 101 at two, and opening is located at the front and rear sides of top plate 1 On face, mouth end width is smaller than inner width；Handle 103 is set on 102 leading flank of pumping board；Sliding slot 105 is L-type, is set to top plate 1 On the face of front and rear sides, opening is oppositely arranged in pairs；Column 2 is stepped shaft structure, and top outer circle is equipped with external screw thread, is connected by spiral Connect in supporting block 104；Universal wheel 201 has brake function, is bolted and is fixed on 2 bottom side of column；Hook 301 is set to On the cylinder of card 3.

Wherein, pumping board 102 be convex shape pumping board, biggish one section of width is slided in pumping slot 101, extraction section be width compared with Segment is limited by pumping slot 101, and pumping board 102 can be extracted out outward but cannot be completely drawn out, and the support for receiving pumping slot 101 is fixed And guiding role, in region more inclined for position, that top plate 1 can not go deep into, stretchable pumping board 102 will extend at the top of the position One piece out, protection is formed, increases pretective acreage.

Wherein, supporting block 104 is cylindrical piece, and bottom surface offers threaded hole upwards, shares everywhere, is set to 1 bottom side of top plate On, the supporting block 104 of 1 bottom side of left end top plate 1 and right end top plate is not symmetrical along symmetrical center line, and is offset from each other, and is inciting somebody to action It when top plate 1 is inwardly closed at two, will not jack up mutually, while it is preferable to be threadedly coupled effect, will not be generated between column 2 opposite Rotation and relative movement.

Wherein, card 3 is rectangular sheet at one, and top is welded with L-type cylinder at one, spring, rectangular sheet one are cased on cylinder Section is moved back and forth on sliding slot 105, and lower section 105 moves to bottom along the chute to card 3 downwards under the elastic force of spring, to 2 shape of pumping board At blocking, prevent pumping board 102 from skidding off.

Wherein, snap ring 4 is set on 1 front and rear sides face of top plate, for round-meshed rectangular column, on circular hole aperture and card 3 Cylinder outer diameter it is identical, upper ring 401 be semicircular ring, be welded in 4 top side face of snap ring, when needing to pull open pumping board 102, first will card Piece 3 pulls up, and cylinder is moved toward one another in the circular hole of snap ring 4 by guiding, when card 3 can not form blocking to pumping board 102, Getting hook 301 is hooked on ring 401.

The specifically used mode and effect of the present embodiment:

In the utility model, after two panels top plate 1 is strutted outward along pin shaft, the oblique side phase of 1 top side face of top plate at two Contact, the axis of supporting block 104 is to be connected to column 2 in supporting block 104 by spiral, perpendicular to ground to top plate 4 at this time Support is formed, staff is in 1 lower section of top plate, pushes the utility model to the place for needing to safeguard investigation, Neng Gouyou The native stone that effect stops top to fall, the utility model is easy to remove, and easy to operate, highly-safe, card 3 is in spring under normality Always it is inserted into 105 bottommost of sliding slot under effect, prevents pumping board 102 from accidentally skidding off, only when needing using pumping board 102, upwards Actuating card 3 and by its by upper ring 401 it is fixed after, pumping board 102 can be extracted out, increase protection face.

The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.

Claims (5)

1. a kind of portable protective device for coal mine driving, it is characterised in that: this is used for the portable protection of coal mine driving Device includes top plate (1), pumping slot (101), pumping board (102), handle (103), supporting block (104), sliding slot (105), column (2), Universal wheel (201), card (3) are linked up with (301), snap ring (4) He Shanghuan (401)；The top plate (1) is Rectangular Plate Structure, length and width Than be it is two-to-one, share at two, be connected by hinge together；The pumping slot (101) is to share everywhere, is opened in top plate (1) Interior, every place's top plate (1) is equipped with pumping slot (101) at two, and opening is located on the front and rear sides face of top plate (1), mouth end width It is smaller than inner width；The handle (103) is set on pumping board (102) leading flank；The sliding slot (105) is L-type, is set to top plate (1) on the face of front and rear sides, opening is oppositely arranged in pairs；The column (2) is stepped shaft structure, and top outer circle is equipped with external screw thread, By on spiral connection and supporting block (104)；The universal wheel (201) have brake function, be bolted be fixed on it is vertical Column (2) bottom side；The hook (301) is set on the cylinder of card (3).

2. the portable protective device for coal mine driving as described in claim 1, it is characterised in that: the pumping board (102) is Convex shape pumping board, biggish one section of the width sliding in pumping slot (101), extraction section is width compared with segment.

3. the portable protective device for coal mine driving as described in claim 1, it is characterised in that: the supporting block (104) For cylindrical piece, bottom surface offers threaded hole upwards, shares everywhere, is set on top plate (1) bottom side.

4. the portable protective device for coal mine driving as described in claim 1, it is characterised in that: the card (3) is one Locate rectangular sheet, top is welded with L-type cylinder at one, is cased with spring on cylinder, and one section of rectangular sheet on sliding slot (105) in backhauling It is dynamic.

5. the portable protective device for coal mine driving as described in claim 1, it is characterised in that: the snap ring (4) is set to It is round-meshed rectangular column, circular hole aperture is identical as the cylinder outer diameter on card (3), described on top plate (1) front and rear sides face Upper ring (401) is semicircular ring, is welded in snap ring (4) top side face.