CN211144538U - Mine anchor rod tray suitable for different working conditions - Google Patents

Abstract

The utility model discloses a adapt to mining stock tray of different operating modes relates to stock tray technical field, including the tray body, the tray body includes ring portion, depressed part, supporting part, the depressed part is connected with the supporting part in the middle part of ring portion and the lower extreme of depressed part, the lower extreme fixedly connected with connecting plate of supporting part, the articulated piece of both sides fixedly connected with of connecting plate, be equipped with the arc recess on the articulated piece, the bottom of arc recess is equipped with the arc surface, the inlay card has the hinge post in the arc recess, the upper end of hinge post is equipped with the arc surface and supports on the arc surface of arc recess, the lower extreme fixedly connected with clamp plate of hinge post, the centre of clamp plate, connecting plate and supporting part is equipped with the coaxial through-hole that link up. The utility model discloses adapt to the angle on different stock and rock mass surface and anchor, easy to assemble improves the stability after the installation.

Description

Mine anchor rod tray suitable for different working conditions

The technical field is as follows:

The utility model relates to an anchor rod tray technical field especially relates to a mining anchor rod tray of adaptation different work condition.

Background art:

The anchor rod tray is one of the components of the pipe seam anchor rod, and the anchor rod tray is used as an important part in an anchor rod supporting system, and the performance of the anchor rod tray directly influences the supporting effect of the anchor rod. The tray is used for transmitting thrust generated by the nut locking torque to the top wall to generate initial anchoring force, and simultaneously transmitting pressure of the roadway top wall to the anchor rod to generate working resistance to jointly reinforce surrounding rocks and prevent displacement of the roadway top wall.

When the anchor rod tray is used, the strength matching between the anchor rod tray and the anchor rod body is required, and the anchor rod perforation phenomenon caused by the insufficient strength of the anchor rod tray is avoided; secondly, the matching of the anchor rod tray and the anchor rod body on the supporting structure is required to be met, and the influence on the supporting effect of a roadway caused by the uneven stress of the anchor rod body and the nut due to the mismatching of the anchor rod body and the tray on the supporting structure is avoided. The existing anchor rod tray is generally formed by stamping a steel plate into a plate-shaped structure, cannot adapt to inclined rock masses when in use, causes great inconvenience for field use, and is easy to loosen after being used for a period of time, so that the anchoring force is reduced, and the normal operation of anchoring is influenced.

The utility model has the following contents:

The utility model aims at providing a adapt to mining stock tray of different operating modes, solve current stock tray easily with the stock not hard up and install inconvenient technological effect on the slope rock mass.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

The utility model provides a mining stock tray of adaptation different operating modes, includes the tray body, the tray body includes ring portion, depressed part, supporting part, the depressed part is the frustum form that the inclined plane constitutes, the lower extreme that the depressed part is located ring portion's middle part and depressed part is connected with the supporting part, the lower extreme fixedly connected with connecting plate of supporting part, the articulated piece of both sides fixedly connected with of connecting plate, be equipped with the arc recess on the articulated piece, the bottom of arc recess is equipped with the arc surface, the embedded hinge post that has of arc recess, the upper end of hinge post is equipped with the arc surface and supports on the arc surface of arc recess, the lower extreme fixedly connected with clamp plate of hinge post, the centre of clamp plate, connecting plate and supporting part is equipped with the coaxial through-hole that link up.

Further, the top of tray body is equipped with the limiting plate, the border of limiting plate is equipped with the stile, the stile is located the border outside of ring portion and carries on spacingly to ring portion.

Further, the lower extreme of stile is equipped with bordures, it is located the downside of ring portion to bordure, stile and limiting plate enclose to close and form the cavity that holds ring portion and with ring portion nestification in the cavity.

Further, the middle part of limiting plate is equipped with the concave part down, recessed portion is located the depressed part, the recessed degree of depth of concave part down is less than the height of depressed part, the middle part of concave part down is equipped with the through-hole that corresponds with the through-hole on the supporting part.

Furthermore, a triangular ribbed plate is arranged on one side of the hinged column, one side of the ribbed plate is fixed on the hinged column, and the other side of the ribbed plate is fixed on the pressing plate.

Further, the tray body is made of a 65Mn or 60Si2Mn spring steel material.

The utility model provides a pair of adapt to different operating modes's mining stock tray has following beneficial effect: the tray body is provided with the concave part, the circular ring part and the supporting part form an upper layer and a lower layer, and pre-tightening force is provided through compression deformation of the concave part, so that the tray body and a rock body are prevented from loosening after the anchor rod tray is anchored; the upper end of the hinged column is supported on the arc surface of the arc-shaped groove, so that the hinged column and the upper surface of the tray body are arranged at different angles in the using process, the hinged column is suitable for anchoring different anchor rods and angles on the surface of a rock body, the hinged column is convenient to install, and the stability after installation is improved.

Description of the drawings:

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings:

Fig. 1 is a schematic structural view of a mine anchor rod tray adapted to different working conditions provided by the present invention;

FIG. 2 is a schematic side sectional view of the structure of FIG. 1;

Fig. 3 is a schematic perspective view of a hinge block in a mine anchor rod tray adapted to different working conditions according to the present invention;

Fig. 4 is the utility model provides a pair of mining stock tray user state schematic diagram of adaptation different operating modes.

The reference numbers in the figures illustrate: 1-pallet body, 11-circular part, 12-depressed part, 13-supporting part, 2-connecting plate, 3-hinged block, 31-arc groove, 4-hinged column, 5-pressing plate, 6-limiting plate, 61-vertical edge, 62-edge covering, 63-undercut part, 7-rib plate, 8-rock mass and 9-anchor rod.

The specific implementation mode is as follows:

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up-down-left-right-front-back … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings) -motion situation, etc., and if the specific posture is changed, the directional indicator is changed accordingly, and the connection may be a direct connection or an indirect connection.

As shown in fig. 1, 2 and 3, a mine anchor rod tray suitable for different working conditions comprises a tray body 1, the tray body 1 comprises a circular ring part 11, a concave part 12 and a supporting part 13, wherein the concave part 12 is in a frustum shape formed by inclined planes, the depressed part 12 is located at the middle of the circular part 11 and the lower end of the depressed part 12 is connected with a support part 13, the lower end of the supporting part 13 is fixedly connected with a connecting plate 2, the two sides of the connecting plate 2 are fixedly connected with a hinge block 3, the hinging block 3 is provided with an arc-shaped groove 31, the bottom of the arc-shaped groove 31 is provided with an arc surface, the arc-shaped groove 31 is embedded with a hinge column 4 in a clamping way, the upper end of the hinge column 4 is provided with an arc surface and is propped against the arc surface of the arc-shaped groove 31, the lower end of the hinged column 4 is fixedly connected with a pressing plate 5, and through holes which are coaxially communicated are formed among the pressing plate 5, the connecting plate 2 and the supporting part 13.

By adopting the technical scheme, when the mining anchor rod tray is used, as shown in fig. 4, the anchor rod 9 penetrates through the through hole, extends into an anchor hole in the rock body 8 and is fixed on the rock body 8, and the outer end of the anchor rod 9 is locked and extruded on the pressing plate 5 through the nut; the tray body 1 is provided with the concave part 12, the circular ring part 11 and the supporting part 13 form an upper layer and a lower layer, and pre-tightening force is provided through compression deformation of the concave part 12, so that the tray body 1 and a rock body are prevented from loosening after the anchor rod tray is anchored; the upper end of hinge post 4 supports on the arc surface of arc recess 31 for the in-process hinge post 4 that uses is different angle settings with the upper surface of tray body 1, and the angle that adapts to different stock 9 and the 8 surfaces of rock mass anchors, and is easy to assemble, improves the stability after the installation.

Specifically, the top of tray body 1 is equipped with limiting plate 6, the border of limiting plate 6 is equipped with stile 61, stile 61 is located the border outside of ring portion 11 and carries on spacingly to ring portion 11. Carry on spacingly through the stile to ring portion 11, restriction ring portion 11 is along radial outside extension, prevents that ring portion 11 outwards warp in the use, improves the elasticity maintenance degree, improves anchor stability.

Specifically, the lower extreme of stile 61 is equipped with bordure 62, bordure 62 is located the downside of ring portion 11, bordure 62, stile 61 and limiting plate 6 enclose to close and form the cavity that holds ring portion 11 and nest ring portion 11 in the cavity. The circular ring part 11 is nested by the edge 62, and the tray body 1 is prevented from falling off.

Specifically, the middle part of the limiting plate 6 is provided with a lower concave part 63, the lower concave part 63 is located in the concave part 12, the concave depth of the lower concave part 63 is smaller than the height of the concave part 12, and the middle part of the lower concave part 63 is provided with a through hole corresponding to the through hole on the supporting part 13. Set up lower concave part 63 on the limiting plate 6, hold the salient rock mass of anchor eye outer end on the rock mass through lower concave part 63, avoid the salient local contact atress on limiting plate 6 and the rock mass, avoid the atress inequality to causing the rock mass broken.

Specifically, a triangular rib plate 7 is arranged on one side of the hinged column 4, one side of the rib plate 7 is fixed on the hinged column 4, and the other side of the rib plate 7 is fixed on the pressing plate 5. Carry out spacing reinforcement through floor 7, prevent articulated post 4 long-term atress deformation after using.

Specifically, the tray body 1 is made of 65Mn or 60Si2Mn spring steel material. Through spring steel material support tray body 1, can improve tray body 1 elastic deformation ability for tray body 1 can keep the pretightning force to fasten the rock mass for a long time.

The foregoing shows and describes the general principles, essential features, and features of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description of the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is to be protected by the following claims and their equivalents.

Claims (6)

1. The utility model provides a mining stock tray of adaptation different operating modes which characterized in that: including tray body (1), tray body (1) includes ring portion (11), depressed part (12), supporting part (13), the frustum form that depressed part (12) constitutes for the inclined plane, the lower extreme that depressed part (12) are located middle part and depressed part (12) of ring portion (11) is connected with supporting part (13), lower extreme fixedly connected with connecting plate (2) of supporting part (13), the articulated piece (3) of both sides fixedly connected with of connecting plate (2), be equipped with arc recess (31) on articulated piece (3), the bottom of arc recess (31) is equipped with the arc surface, arc recess (31) are embedded to have articulated post (4), the upper end of articulated post (4) is equipped with the arc surface and supports on the arc surface of arc recess (31), the lower extreme fixedly connected with clamp plate (5) of articulated post (4), clamp plate (5), A through hole which is coaxially penetrated is arranged between the connecting plate (2) and the supporting part (13).

2. The mining anchor rod tray suitable for different working conditions according to claim 1, is characterized in that: the tray is characterized in that a limiting plate (6) is arranged at the top end of the tray body (1), a vertical edge (61) is arranged on the periphery of the limiting plate (6), and the vertical edge (61) is located at the outer side of the edge of the circular ring portion (11) and limits the circular ring portion (11).

3. The mining anchor rod tray suitable for different working conditions according to claim 2, is characterized in that: the lower extreme of stile (61) is equipped with bordure (62), bordure (62) are located the downside of ring portion (11), bordure (62), stile (61) and limiting plate (6) enclose to close and form the cavity that holds ring portion (11) and with ring portion (11) nestification in the cavity.

4. The mining anchor rod tray suitable for different working conditions according to claim 2, is characterized in that: the middle part of limiting plate (6) is equipped with undercut (63), undercut (63) are located depressed part (12), the recessed depth of undercut (63) is less than the height of depressed part (12), the middle part of undercut (63) is equipped with the through-hole that corresponds with the through-hole on supporting part (13).

5. The mining anchor rod tray suitable for different working conditions according to claim 2, is characterized in that: one side of the hinged column (4) is provided with a triangular ribbed plate (7), one side of the ribbed plate (7) is fixed on the hinged column (4), and the other side of the ribbed plate (7) is fixed on the pressing plate (5).

6. A mining anchor rod tray suitable for different working conditions according to claim 1 or 5, wherein: the tray body (1) is made of 65Mn or 60Si2Mn spring steel material.

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