CN212075276U

CN212075276U - Lining protection structure for well sliding

Info

Publication number: CN212075276U
Application number: CN202020546477.0U
Authority: CN
Inventors: 王允祥; 闫小新
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-04
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a drop shaft protects structure with lining, include: the embedded bolts are connected to the inner wall of the chute at intervals; the first lining pieces are connected to the embedded bolts and are arranged at intervals; the second lining pieces are connected to the embedded bolts and arranged at intervals of the first lining pieces, and the upper surfaces and the lower surfaces of the second lining pieces are respectively attached to the first lining pieces; the first lining element and the second lining element are identical in structure and comprise: the at least four soft lining parts are in one-to-one correspondence with the embedded bolts through a plurality of first through holes, are connected to the embedded bolts, and form a circular structure after connection and combination; the four steel lining parts are in one-to-one correspondence with the embedded bolts through a plurality of second step through holes, are connected with the soft lining parts on the embedded bolts together, and form a circular structure after connection and combination; and at least four blocking parts which are connected with the inner wall of the steel lining part in a one-to-one mode; thereby overcome the condition that the swift current well inner wall can appear the cavity, drop, maintained inconvenient technical problem.

Description

Lining protection structure for well sliding

Technical Field

The utility model relates to an ore pass technical field, specific lining protects structure for ore pass that says so.

Background

In mining, most of mines are very high, ore is frequently conveyed, so that cost is saved for improving conveying efficiency, pipelines similar to wells are opened from top to bottom in some mines, the ore is directly dumped from top to bottom, conveying vehicles are waiting underground and directly convey the ore, and the ore is called a drop shaft; traditional drop shaft adopts reinforced concrete as the inner wall, though also can keep out the ore impact when unloading and destroy down, but after a period, defects such as cavity can appear in the inner wall, has the condition that the inner wall drops when serious, and it is inconvenient to maintain, has influenced the normal use of drop shaft.

SUMMERY OF THE UTILITY MODEL

For solving not enough among the prior art, the utility model provides a swift current well is protected structure with lining to solve the swift current well inner wall among the correlation technique and can appear the condition that cavity, drop, maintain inconvenient technical problem.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme that the drop shaft protects the structure with the lining, include:

the embedded bolts are connected to the inner wall of the chute at intervals;

the first lining pieces are connected to the embedded bolts and are arranged at intervals;

the second lining pieces are connected to the embedded bolts and arranged at intervals of the first lining pieces, and the upper surface and the lower surface of each second lining piece are respectively attached to the first lining pieces;

the first and second liner members are identical in structure and each include: the four soft lining parts are in one-to-one correspondence with the embedded bolts through a plurality of first through holes, connected to the embedded bolts and combined to form a circular structure;

the four steel lining parts are in one-to-one correspondence with the embedded bolts through a plurality of second stepped through holes, are connected with the soft lining parts on the embedded bolts together, and form a circular structure after connection and combination;

and at least four blocking parts which are connected with the inner wall of the steel lining part in a one-to-one mode.

Further: the blocking portion includes: the barrier wall is of a circular ring structure after being projected from the top to the bottom plane, one side of the barrier wall is attached and connected with the inner wall of the steel lining part, and the other side of the barrier wall is provided with an inclined plane;

and at least two lugs connected to the other side of the blocking wall at interval and set in the end of the inclined plane, with one conic cutting edge in the upper surface for crushing the ore.

Further: the included angle alpha between the inclined surface and the horizontal plane is 60 degrees.

Further: the inner diameter A formed by projection of the convex block on the first lining piece from top to bottom is smaller than the inner diameter B formed by projection of the convex block on the second lining piece from top to bottom.

Further: the inner diameter A formed by the projection of the lug on the first lining piece from top to bottom in a planar projection mode is 80% of the inner diameter B formed by the projection of the lug on the second lining piece from top to bottom in a planar projection mode.

Contrast correlation technique, the beneficial effects of the utility model reside in that: the lining and protecting structure for the chute is characterized in that a plurality of embedded bolts are embedded in the inner wall of the chute and used for connecting a first lining part and a second lining part, so that the first lining part and the second lining part are continuously distributed on the inner wall of the chute to form protection on the inner wall of the chute, the inner wall of the chute can be reliably protected, and the first lining part and the second lining part are detachably connected, so that the lining and protecting structure can be conveniently replaced and maintained when being locally damaged; thereby overcome the condition that the drop shaft inner wall can appear cavity, drop, maintained inconvenient technical problem, reached and to have protected the drop shaft inner wall, maintained convenient technical effect relatively, had the practicality.

Drawings

FIG. 1 is a schematic view of an assembly structure in an actual use state;

FIG. 2 is a schematic view of the actual state of use of the first or second liner member;

FIG. 3 is an exploded view of a soft liner, a steel liner and a barrier;

FIG. 4 is a schematic three-dimensional structure of the first or second liner assembly;

FIG. 5 is a top plan view of the first liner member or the second liner member in combination;

FIG. 6 is a schematic three-dimensional view of a first liner member and a second liner member in combination;

FIG. 7 is a top plan view of a first liner member and a second liner member in combination;

reference numerals shown in the drawings: 10. the steel bushing structure comprises an embedded bolt, 20 parts of a first lining piece, 30 parts of a second lining piece, 21 parts of a soft lining part, 22 parts of a steel lining part, 23 parts of a blocking part, 211 parts of a first through hole, 221 parts of a second stepped through hole, 231 parts of a blocking wall, 231-1 parts of an inclined surface, 232 parts of a convex block and 232-1 parts of a tapered cutting edge.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, not all of the embodiments;

the lining and protecting structure for the chute solves the technical problems that the inner wall of the chute in the related technology has the condition of cavities and drops and is inconvenient to maintain; the protective device can be manufactured and used, and achieves the positive effects of protecting the inner wall of the chute and being relatively convenient to maintain; the general idea is as follows:

one embodiment is as follows:

see fig. 1, 2; a lining and protecting structure for a well slip comprises:

a plurality of embedded bolts 10 which are connected to the inner wall of the chute at intervals;

the first lining pieces 20 are connected to the embedded bolts 10 and are arranged at intervals;

the second lining pieces 30 are connected to the embedded bolts 10 and arranged at intervals of the first lining pieces 20, and the upper surface and the lower surface of each second lining piece are respectively attached to the first lining pieces 20;

the first and

second liner members

20, 30 are identical in structure and each include: the four soft lining parts 21 are connected to the embedded bolt 10 in a one-to-one manner through the first through holes 211 and the embedded bolt 10, and form a circular structure after connection and combination;

at least four steel lining parts 22, which are connected with the embedded bolt 10 through a plurality of second stepped through holes 221 in a one-to-one manner, are connected with the soft lining part 21 on the embedded bolt 10, and form a circular structure after connection and combination;

and at least four stop portions 23 connected one by one to the inner wall of the steel lining portion 22;

specifically, during implementation, a plurality of embedded bolts 10 are embedded in the inner wall of the orepass and used for connecting the first lining element 20 and the second lining element 30, so that the first lining element 20 and the second lining element 30 are continuously distributed on the inner wall of the orepass, protection is formed on the inner wall of the orepass, the inner wall of the orepass can be reliably protected, the first lining element 20 and the second lining element 30 are detachably connected, and the orepass can be conveniently replaced and maintained when being locally damaged; therefore, the technical problems that the inner wall of the chute is hollow and falls off and the maintenance is inconvenient are solved, and the technical effects that the inner wall of the chute can be protected and the maintenance is relatively convenient are achieved;

in another embodiment:

see fig. 1, 2; when the method is implemented, the embedded bolt 10 adopts a bolt with a hook-shaped structure in the prior art, the hook shape is inserted into a reserved square hole on the inner wall of the orepass, concrete is poured into the square hole, so that the embedded bolt 10 and the inner wall of the orepass are connected into a relative whole, an external thread section on the embedded bolt 10 protrudes out of the inner wall of the orepass, and after the embedded bolt is in threaded connection with a locknut, a first lining piece 20 and a second lining piece 30 are pressed, so that the first lining piece 20 and the second lining piece 30 are sequentially arranged on the inner wall of the orepass, and protection is formed on the inner wall of the orepass;

in another embodiment:

see fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6; when the ore conveying device is used, the soft lining part 21 is made of rubber and is 5-10mm thick, when ore falls, the soft lining part 21 is in contact with and collides with the steel lining part 22 and the blocking part 23 to generate impact force, and the soft lining part 21 is soft and weak in texture, plays a role in buffering and has a function of protecting the inner wall of the chute;

in implementation, the steel lining part 22 is made of a steel plate by rolling after the second stepped through hole 221 is machined, can bear direct impact of ores and has the effect of protecting the inner wall of the chute; the second stepped through hole 221 enables the locknut not to be directly impacted by ores, so that accidental loosening is prevented, and the connection reliability is improved;

in practice, the blocking portion 23 comprises: a barrier wall 231, which is in a circular ring structure after being projected from the top to the bottom plane, one side of which is attached to the inner wall of the steel lining part 22, and the other side of which is provided with an inclined surface 231-1; and at least two projections 232 connected to the other side of the blocking wall 231 at intervals, disposed at the end of the inclined surface 231-1, and having a tapered cutting edge 232-1 on the upper surface for crushing the ore; after the barrier wall 231 is rolled by a steel plate, an inclined surface 231-1 is machined and welded with the steel lining part 22; the convex block 232 is in a cuboid structure, the upper end of the convex block is provided with a conical cutting edge 232-1, and the convex block is welded with the barrier wall 231, so that ores can be crushed, the volume of the ores is reduced, the falling impact force of single ore is reduced, and the service life of the steel lining part 22 is prolonged;

in implementation, the included angle alpha between the inclined surface 231-1 and the horizontal plane is 60 degrees, and the included angle alpha is controlled, so that ores can be well guided to the tapered cutting edge 232-1 and are crushed without being accumulated at the bump 232 when falling;

in implementation, when a damaged local structure is replaced, the lug 232 also plays a role of facilitating an operator to stand, the operator can replace the damaged part by taking the lug 232 as a supporting point, and the operation is relatively convenient compared with the operation on a bald surface;

in practice, the number of the soft lining parts 21, the steel lining parts 22 and the blocking parts 23 is at least four, so that the weight of a single body is reduced, the installation and the disassembly are convenient during maintenance, and when the local part is damaged, the whole part does not need to be replaced, and the replacement cost is relatively low;

in another embodiment:

see fig. 1, 6, 7; in practice, the inner diameter a of the projection 232 of the first liner member 20 from top to bottom is smaller than the inner diameter B of the projection 232 of the second liner member 30 from top to bottom; preferably, the inner diameter a formed by the projection of the protrusion 232 on the first liner 20 from top to bottom is 80% of the inner diameter B formed by the projection of the protrusion 232 on the second liner 30 from top to bottom; when falling, the probability of contacting with the bump 232 is increased, the ore can be crushed, the volume of the ore is reduced, the impact force of falling of a single ore is reduced, and the service life of the steel lining part 22 is prolonged;

the working principle is as follows: during implementation, a plurality of embedded bolts 10 are embedded in the inner wall of the orepass and used for connecting the first lining part 20 and the second lining part 30, so that the first lining part 20 and the second lining part 30 are continuously arranged on the inner wall of the orepass, protection is formed on the inner wall of the orepass, the inner wall of the orepass can be reliably protected, the first lining part 20 and the second lining part 30 are detachably connected, and when the orepass is damaged locally, the orepass can be conveniently replaced and maintained.

In the description, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are only for convenience of description or simplicity of description, but do not indicate specific orientations that are necessary; the operation processes described in the embodiments are not absolute use steps, and may be adjusted accordingly when actually used.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art; the use of "first," "second," and the like in the description and in the claims does not denote any order, quantity, or importance, but rather the terms "a" and "an" and the like are used to distinguish one element from another, and likewise, are not intended to denote an absolute limitation of quantity, but rather denote the presence of at least one, as may be determined by reference to the example.

The above description is only for the preferred embodiment, but the scope of protection is not limited thereto, and any person skilled in the art should be covered by the protection scope, which is equivalent to or changed from the technical solution and the utility model concept disclosed in the present disclosure.

Claims

1. A lining and protecting structure for a well slip is characterized by comprising:

the embedded bolts (10) are connected to the inner wall of the chute at intervals;

the first lining pieces (20) are connected to the embedded bolts (10) and are arranged at intervals;

the second lining pieces (30) are connected to the embedded bolts (10) and arranged at intervals of the first lining pieces (20), and the upper surface and the lower surface of each second lining piece are respectively attached to the first lining pieces (20);

the first and second liner members (20, 30) are identical in structure and each include: the four soft lining parts (21) are connected to the embedded bolt (10) in a one-to-one manner through a plurality of first through holes (211) and the embedded bolt (10), and form a circular structure after connection and combination;

the four steel lining parts (22) are in one-to-one correspondence with the embedded bolts (10) through a plurality of second stepped through holes (221), are connected with the soft lining parts (21) on the embedded bolts (10), and form a circular structure after connection and combination;

and at least four blocking parts (23) which are connected with one another on the inner wall of the steel lining part (22).

2. The lining structure for a orepass of claim 1, wherein: the blocking portion (23) includes: a barrier wall (231) which is of a circular ring structure after being projected from the top to the bottom plane, one side of the barrier wall is attached and connected with the inner wall of the steel lining part (22), and the other side of the barrier wall is provided with an inclined surface (231-1);

and at least two projections (232) which are connected to the other side of the barrier wall (231) at intervals, are arranged at the end of the inclined surface (231-1), and are provided with a tapered cutting edge (232-1) on the upper surface.

3. The lining structure for a orepass of claim 2, wherein: the included angle alpha between the inclined surface (231-1) and the horizontal plane is 60 degrees.

4. The lining structure for a orepass of claim 2, wherein: the inner diameter A formed by projection of the convex block (232) on the first lining piece (20) from top to bottom is smaller than the inner diameter B formed by projection of the convex block (232) on the second lining piece (30) from top to bottom.

5. The lining structure for a orepass of claim 4, wherein: the inner diameter A formed by the projection of the lug (232) on the first lining piece (20) from top to bottom is 80% of the inner diameter B formed by the projection of the lug (232) on the second lining piece (30) from top to bottom.