CN213144462U

CN213144462U - Durable rotary digging pick

Info

Publication number: CN213144462U
Application number: CN202022079477.7U
Authority: CN
Inventors: 郭金龙
Original assignee: Shanghai Woyong Mining Machinery Co ltd
Current assignee: Shanghai Woyong Mining Machinery Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-07
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a durable pick of digging soon, including digging pick body and carbide tooth head soon, dig the top fixedly connected with carbide tooth head of pick body soon, dig the surface of pick body soon and seted up and predetermine the hole, the surface swing joint who digs the pick body soon has first protecting crust and second protecting crust, the first inserted block of inner wall fixedly connected with of first protecting crust, the inner wall fixedly connected with second inserted block of second protecting crust, the equal fixedly connected with in upper surface of first protecting crust and second protecting crust encloses the frame. This durable pick of digging soon through digging pick body, carbide tooth head soon, predetermineeing the hole, the cooperation between first inserted block and the second inserted block, can be convenient for carry on spacingly to first protective case and second protective case, through carbide tooth head, enclose the frame, the annular seat sets up with the cooperation between the conical shell, can reach the purpose of protecting the carbide tooth head through the conical shell, strengthens the degree of wear-resisting of its carbide tooth head.

Description

Durable rotary digging pick

Technical Field

The utility model relates to a dig quick-witted pick technical field soon, specifically be a durable pick of digging soon.

Background

The rotary digging machine is a comprehensive drilling machine, can use various bottom layers, has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like, can carry out dry digging operation by using a short spiral drill bit, can also carry out wet digging operation by using a rotary drill bit under the condition of slurry retaining walls, can carry out hole digging operation after drilling a hard stratum by matching with a hammer, is particularly suitable for basic construction of urban construction, and is widely applied to construction operation of bridges and tunnels.

In the actual operation in-process, its inefficacy mode of carbide pick is mainly along with carbide pick by continuous wearing and tearing, and the rotary drilling machine pick also can constantly wear and tear thereupon for excavation efficiency is showing and is descending, thereby seriously reduces the working life and the efficiency of spinning-lathe pick, consequently need protect the rotary drilling machine pick carbide pick, thereby prolongs the life of spinning-lathe pick, strengthens its durable degree.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a durable pick of digging soon has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a durable pick of digging soon, includes and digs pick body and carbide tooth head soon, dig the top fixedly connected with carbide tooth head of pick body soon, dig the surface of pick body soon and seted up and predetermine the hole, dig the surface swing joint who picks the pick body soon and have first protecting crust and second protecting crust, the first inserted block of inner wall fixedly connected with of first protecting crust, the inner wall fixedly connected with second inserted block of second protecting crust, the equal fixedly connected with in upper surface of first protecting crust and second protecting crust encloses the frame, the surface of enclosing the frame passes through bolt fixedly connected with annular seat, the last fixed surface of annular seat is connected with the conical shell.

Optionally, the surfaces of the first insert block and the second insert block are slidably connected with the inner wall of the preset hole.

Optionally, the number of the preset holes is two, and the two preset holes are symmetrically arranged by taking the vertical central line of the rotary cutting pick body as a symmetry axis.

Optionally, the clamping groove has all been seted up to the both sides of first protective housing inner wall, the equal fixedly connected with picture peg in both sides of second protective housing inner wall.

Optionally, the surface of the insertion plate is fixedly connected with the inner wall of the clamping groove through a bolt.

Optionally, the inner wall of the conical shell is movably connected with the surface of the hard alloy tooth head.

(III) advantageous effects

The utility model provides a durable pick of digging soon possesses following beneficial effect:

1. this durable pick of digging soon through digging pick body, carbide tooth head soon, predetermineeing the hole, the cooperation between first inserted block and the second inserted block, can be convenient for carry on spacingly to first protective case and second protective case, through carbide tooth head, enclose the frame, the annular seat sets up with the cooperation between the conical shell, can reach the purpose of protecting the carbide tooth head through the conical shell, strengthens the degree of wear-resisting of its carbide tooth head.

2. This durable pick of digging soon is connected through the bolt with enclosing the frame through the annular seat to be convenient for dismantle annular seat, thereby be convenient for dismantle and change annular seat and conical shell, thereby when annular seat and conical shell wearing and tearing are comparatively serious, reach the purpose of protecting the carbide tooth head through changing annular seat and conical shell.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the rotary digging cutting pick body of the utility model;

FIG. 3 is a schematic view of the annular seat structure of the present invention;

fig. 4 is a schematic structural view of a second protective shell of the present invention.

In the figure: 1. rotary excavating a cutting pick body; 2. a cemented carbide tip; 3. presetting holes; 4. a first protective shell; 5. a second protective shell; 6. a first insert block; 7. a second insert block; 8. enclosing a frame; 9. an annular seat; 10. a conical shell; 11. a card slot; 12. and (4) inserting plates.

Detailed Description

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a durable rotary cutting pick comprises a rotary cutting pick body 1 and a hard alloy pick head 2, wherein the hard alloy pick head 2 is fixedly connected to the top of the rotary cutting pick body 1, two preset holes 3 are formed in the surface of the rotary cutting pick body 1, and the two preset holes 3 are symmetrically arranged by taking a vertical central line of the rotary cutting pick body 1 as a symmetry axis;

in order to make the utility model discloses can be convenient for protect carbide tooth head 2, consequently digging pick body 1's surface swing joint soon and having first protecting crust 4 and second protecting crust 5, the first inserted block 6 of inner wall fixedly connected with of first protecting crust 4, the inner wall fixedly connected with second inserted block 7 of second protecting crust 5, the surface of first inserted block 6 and second inserted block 7 all with the inner wall sliding connection who predetermines hole 3, through digging pick body 1 soon, carbide tooth head 2, predetermine hole 3, cooperation between first inserted block 6 and the second inserted block 7, can be convenient for spacing first protecting crust 4 and second protecting crust 5, the equal fixedly connected with of upper surface of first protecting crust 4 and second protecting crust 5 encloses frame 8, the surface of enclosing frame 8 passes through bolt fixedly connected with annular seat 9, the upper surface fixedly connected with conical shell 10 of annular seat 9, through carbide tooth head 2, enclose frame 8, The annular seat 9 and the conical shell 10 are matched, so that the aim of protecting the hard alloy tooth head 2 can be fulfilled through the conical shell 10, and the wear resistance of the hard alloy tooth head 2 is enhanced;

in order to make the utility model discloses can be convenient for dismantle and change conical shell 10, draw-in groove 11 has all been seted up in the both sides of 4 inner walls of first protective shell, the equal fixedly connected with picture peg 12 in both sides of 5 inner walls of second protective shell, the inner wall fixed connection of bolt and draw-in groove 11 is passed through on the surface of picture peg 12, the inner wall of conical shell 10 and carbide tooth head 2's surface swing joint, be connected through the bolt with enclosing frame 8 through annular seat 9, thereby be convenient for dismantle and change annular seat 9 and conical shell 10, thereby when annular seat 9 and conical shell 10 wearing and tearing are comparatively serious, reach the purpose of protecting carbide tooth head 2 through changing annular seat 9 and conical shell 10.

In conclusion, the durable rotary excavating cutting pick comprises the following use steps:

1. the device can attach the first protective shell 4 and the second protective shell 5 to the surface of the rotary excavating cutting pick body 1, and the first insertion block 6 and the second insertion block 7 are movably connected with the inner wall of the preset hole 3, so that the purpose of limiting the first protective shell 4 and the second protective shell 5 is achieved;

2. the device can achieve the purpose of protecting the hard alloy tooth head 2 through the conical shell 10, and enhance the wear resistance of the hard alloy tooth head 2;

3. through annular seat 9 with enclose frame 8 and be connected through the bolt to be convenient for dismantle annular seat 9, thereby be convenient for dismantle and change annular seat 9 and conical shell 10, thereby when annular seat 9 and conical shell 10 wearing and tearing are comparatively serious, reach the purpose of protecting carbide tooth head 2 through changing annular seat 9 and conical shell 10.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a durable pick of digging soon, includes that dig pick body (1) and carbide tooth head (2) soon, its characterized in that: dig top fixedly connected with carbide tooth head (2) of pick body (1) soon, dig the surface of pick body (1) soon and seted up preset hole (3), dig the surface swing joint of pick body (1) soon and have first protecting crust (4) and second protecting crust (5), the first inserted block (6) of the inner wall fixedly connected with of first protecting crust (4), the inner wall fixedly connected with second inserted block (7) of second protecting crust (5), the equal fixedly connected with of upper surface of first protecting crust (4) and second protecting crust (5) encloses frame (8), the surface of enclosing frame (8) is passed through bolt fixedly connected with annular seat (9), the last fixed surface of annular seat (9) is connected with conical shell (10).

2. The durable rotary excavating pick according to claim 1, wherein: the surfaces of the first inserting block (6) and the second inserting block (7) are in sliding connection with the inner wall of the preset hole (3).

3. The durable rotary excavating pick according to claim 1, wherein: the number of the preset holes (3) is two, and the two preset holes (3) are symmetrically arranged by taking a vertical central line of the rotary cutting pick body (1) as a symmetry axis.

4. The durable rotary excavating pick according to claim 1, wherein: draw-in groove (11) have all been seted up to the both sides of first protective housing (4) inner wall, the equal fixedly connected with picture peg (12) in both sides of second protective housing (5) inner wall.

5. The durable rotary excavating pick according to claim 4, wherein: the surface of the inserting plate (12) is fixedly connected with the inner wall of the clamping groove (11) through a bolt.

6. The durable rotary excavating pick according to claim 1, wherein: the inner wall of the conical shell (10) is movably connected with the surface of the hard alloy tooth head (2).