CN215169976U

CN215169976U - Stone breaker for tunnel construction

Info

Publication number: CN215169976U
Application number: CN202022110079.7U
Authority: CN
Inventors: 宣静华
Original assignee: Taiyuan Binbei Machinery Manufacturing Co ltd
Current assignee: Taiyuan Binbei Machinery Manufacturing Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-12-14
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to a tunnel construction technical field just discloses a stone breaker for tunnel construction, including the breaker body, the solid fixed ring of outer wall fixedly connected with of breaker body, the supplementary holding rod of solid fixed ring's outer wall fixedly connected with, one side of supplementary holding rod is provided with the handle of fixed connection at breaker body outer wall, the sleeve has been cup jointed to the output shaft of breaker body, the outer wall fixedly connected with locating plate of sleeve, one side fixedly connected with stop pin of breaker body is kept away from to the locating plate. This stone breaker is used in tunnel construction has reached the high purpose of this stone breaker for tunnel construction work efficiency, has solved the problem that general tunnel construction is with stone breaker work efficiency low, has improved the work efficiency of broken stone for the job schedule of tunnel construction has improved user's productivity, and simultaneously, has reduced user's work load, has satisfied user's user demand.

Description

Stone breaker for tunnel construction

Technical Field

The utility model relates to a tunnel construction technical field specifically is a stone head breaker is used in tunnel construction.

Background

The tunnel is an engineering building buried in the stratum, is a form that the human beings utilize the underground space, the tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, the tunnel meeting held by the international economic cooperation and development organization in 1970 integrates various factors, the definition under the tunnel is that, according to a certain application, a chamber with the section area larger than 2 square meters is built according to the specified shape and size by any method under the ground, most of the stone crushing devices for tunnel construction are devices used for splitting stones with larger body shapes in the tunnel when the tunnel is excavated, the stone crushing devices commonly used for tunnel construction in the market are electric hammers, the electric hammers are electric rotary hammer drills with safety clutches and provided with pneumatic hammering mechanisms, the electric hammers utilize the principle of piston motion, compressed gas impacts drills without great strength of hands, the hole with the diameter of 6-100 mm can be formed in hard materials such as concrete, bricks and stones, and the hole forming efficiency of the electric hammer on the materials is high.

The tunnel construction that uses in the market at present has had the problem of inefficiency with stone head broken electric hammer, and the electric hammer can produce sharp impact force to the stone when assaulting the stone, breaks away the stone through the shock power that produces the extrusion of the stone body and impact, and this mode leads to the electric hammer comparatively single to the impact force of stone, can't utilize the maximize with the strength of its production, consequently will hang down the work efficiency of broken stone, can't satisfy user's user demand.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a stone breaker for tunnel construction possesses advantages such as work efficiency height, has solved general tunnel construction with problem that stone breaker work efficiency is low.

(II) technical scheme

For the purpose that realizes that above-mentioned stone head breaker work efficiency is high for tunnel construction, the utility model provides a following technical scheme: the utility model provides a stone breaker for tunnel construction, includes the breaker body, the solid fixed ring of outer wall fixedly connected with of breaker body, the supplementary holding rod of solid fixed ring's outer wall fixedly connected with, one side of supplementary holding rod is provided with the handle of fixed connection at breaker body outer wall.

The output shaft of breaker body has cup jointed the sleeve, the outer wall fixedly connected with locating plate of sleeve, one side fixedly connected with banking pin of breaker body is kept away from to the locating plate, the inside swing joint of sleeve has the pivot, the outer wall fixedly connected with inflation piece of pivot, the inner wall fixedly connected with inflation ball of inflation piece, the outer wall swing joint of inflation piece has the stone body.

Preferably, the outer wall of the auxiliary holding rod is provided with a holding groove, the holding groove is a semicircular holding groove, and the inner wall of the holding groove is provided with anti-skid particles.

Preferably, the number of the expansion blocks is four, and the four expansion blocks are equidistantly arranged at one end of the sleeve shaft.

Preferably, the number of the limit nails is two, and the two limit nails are symmetrically arranged by taking the horizontal central line of the sleeve shaft as a symmetry axis.

Preferably, one end of the output shaft of the crushing device body, which is close to the expansion ball, is designed to be a spherical surface, and the diameter of the output shaft of the crushing device body is matched with the inner diameter of the sleeve shaft.

Preferably, the length of the output shaft of the crushing device body is greater than the sum of the length of the sleeve shaft and the length of the expansion block.

Preferably, the sleeve shaft is provided with a connecting hole in the same shape and size as the rotating shaft, and is connected with the rotating shaft through the connecting hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a stone breaker for tunnel construction possesses following beneficial effect:

1. the stone crushing device for tunnel construction achieves the purpose of high working efficiency of the stone crushing device for tunnel construction through the mutual matching use of the crushing device body, the positioning plate, the limiting nail, the sleeve shaft, the rotating shaft, the expansion block and the expansion ball, solves the problem of low working efficiency of the stone crushing device for general tunnel construction, the expansion block is outwards expanded by the output shaft of the crushing device body through the continuous hammering expansion ball, the expansion ball effectively changes the direction of the impact force generated by the crushing device body in the hammering process, the impact force generated by the crushing device body is not in the single linear action on the stone body and is dispersed to two sides of the stone, and meanwhile, the vibration force generated by the stone body under the action of the crushing device body can more effectively cause cracks in the stone body and improve the working efficiency of stone breaking, the tunnel construction machine has the advantages that the working progress of tunnel construction is accelerated, the productivity of a user is improved, meanwhile, the workload of the user is reduced, and the use requirements of the user are met.

2. This stone breaker is used in tunnel construction, locating plate through setting up, stop pin and sleeve, reached the purpose of being convenient for take out the breaker body, in the work of breaking stone, when the stone of face super large size, single sleeve, inflation piece and inflation ball are can't be with a plurality of sleeves of consequently needs that it brokenly open, inflation piece and inflation ball cooperate the use, when throwing into the sleeve stone, need take the breaker body out, work in emboliaing other sleeve again, the device can be quick insert the breaker body and take out the sleeve, and simultaneously, the stop pin can make and produce certain clearance between locating plate and the stone, the person of facilitating the use retrieves the sleeve and reuses, further improvement the work efficiency of broken stone work.

Drawings

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

FIG. 2 is an enlarged view of the structure at the position A of the present invention in FIG. 1;

fig. 3 is a schematic view of the expansion block structure of the present invention.

In the figure: 1. a crushing device body; 2. a handle; 3. a fixing ring; 4. an auxiliary holding rod; 5. positioning a plate; 6. a limit pin; 7. a sleeve shaft; 8. a rotating shaft; 9. an expansion block; 10. a stone body; 11. the ball is expanded.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a stone crushing device for tunnel construction comprises a crushing device body 1, wherein a fixing ring 3 is fixedly connected to the outer wall of the crushing device body 1, an auxiliary holding rod 4 is fixedly connected to the outer wall of the fixing ring 3, a holding groove is formed in the outer wall of the auxiliary holding rod 4 and is semicircular, anti-slip particles are arranged on the inner wall of the holding groove, and a handle 2 fixedly connected to the outer wall of the crushing device body 1 is arranged on one side of the auxiliary holding rod 4.

The sleeve shaft 7 is sleeved on the output shaft of the crushing device body 1, one end, close to the expansion ball 11, of the output shaft of the crushing device body 1 is designed to be spherical, the diameter of the output shaft of the crushing device body 1 is matched with the inner diameter of the sleeve shaft 7, the positioning plate 5 is fixedly connected to the outer wall of the sleeve shaft 7, the limiting nails 6 are fixedly connected to one side, far away from the crushing device body 1, of the positioning plate 5, the number of the limiting nails 6 is two, the two limiting nails 6 are symmetrically arranged by taking the horizontal center line of the sleeve shaft 7 as a symmetry axis, the purpose of conveniently taking out the crushing device body 1 is achieved through the arranged positioning plate 5, the limiting nails 6 and the sleeve shaft 7, in the process of stone breaking, when a stone block with an oversized size is faced, a single sleeve shaft 7, the expansion block 9 and the expansion ball 11 cannot be broken, therefore, a plurality of sleeve shafts 7 are needed, the expansion block 9 and the expansion ball 11 are matched for use, when the sleeve shaft 7 is used for driving the stone block, the crushing device body 1 needs to be pulled out and then sleeved into another sleeve shaft 7 to work, the device can rapidly insert and pull the crushing device body 1 into and out of the sleeve shaft 7, meanwhile, a limit nail 6 can enable a certain gap to be generated between a positioning plate 5 and a stone, a user can conveniently recover the sleeve shaft 7 for reuse, the working efficiency of stone breaking work is further improved, a rotating shaft 8 is movably connected inside the sleeve shaft 7, connecting holes with the same shape and size as the rotating shaft 8 are formed inside the sleeve shaft 7, the sleeve shaft 7 is connected with the rotating shaft 8 through the connecting holes, expansion blocks 9 are fixedly connected to the outer wall of the rotating shaft 8, the number of the expansion blocks 9 is four, the four expansion blocks 9 are equidistantly arranged at one end of the sleeve shaft 7, the length of an output shaft of the crushing device body 1 is greater than the sum of the length of the sleeve shaft 7 and the length of the expansion blocks 9, and expansion balls 11 are fixedly connected to the inner wall of the expansion blocks 9, through the mutual matching use of the crushing device body 1, the positioning plate 5, the limit nail 6, the sleeve shaft 7, the rotating shaft 8, the expansion block 9 and the expansion ball 11, the aim of high working efficiency of the stone crushing device for tunnel construction is achieved, the problem of low working efficiency of the stone crushing device for general tunnel construction is solved, the expansion block 9 is outwards expanded by an output shaft of the crushing device body 1 through the continuous hammering expansion ball 11, the expansion ball 11 effectively changes the direction of the impact force generated by the crushing device body 1 in the hammering process, the impact force generated by the crushing device body 1 is not in the single linear action on the stone body 10 and is dispersed to the two sides of the stone, meanwhile, the shock force generated by the action of the crushing device body 1 on the stone body 10 can more effectively cause cracks to be generated in the stone body 10, and the working efficiency of stone breaking is improved, the tunnel construction work progress is accelerated, the productivity of a user is improved, meanwhile, the workload of the user is reduced, the use requirement of the user is met, and the outer wall of the expansion block 9 is movably connected with the stone body 10.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When using, the type stone roughly that will need the breakage punches, overlaps axle 7 cover at the outer wall of 1 output shaft of breaker body, inserts 1 output shaft of breaker body again and beats the stone in hole in advance, starts breaker body 1, and its output shaft lasts hammering inflation ball 11, and pivot 8 rotates, makes inflation piece 9 expand to the outside, and then produces to the stone and break the stone to the shock power of outside expansion, accomplishes the work of breaking the stone.

To sum up, this stone breaker for tunnel construction has reached the high purpose of this stone breaker for tunnel construction work efficiency, has solved the problem that general tunnel construction is with stone breaker work efficiency low, has improved the work efficiency of broken stone for tunnel construction's job schedule.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a stone breaker for tunnel construction, includes breaker body (1), its characterized in that: the outer wall of the crushing device body (1) is fixedly connected with a fixing ring (3), the outer wall of the fixing ring (3) is fixedly connected with an auxiliary holding rod (4), and one side of the auxiliary holding rod (4) is provided with a handle (2) fixedly connected to the outer wall of the crushing device body (1);

sleeve (7) have been cup jointed to the output shaft of breaker body (1), outer wall fixedly connected with locating plate (5) of sleeve (7), one side fixedly connected with stop pin (6) of breaker body (1) are kept away from in locating plate (5), the inside swing joint of sleeve (7) has pivot (8), the outer wall fixedly connected with inflation piece (9) of pivot (8), the inner wall fixedly connected with inflation ball (11) of inflation piece (9), the outer wall swing joint of inflation piece (9) has stone body (10).

2. The stone crushing device for tunnel construction as claimed in claim 1, wherein: the outer wall of the auxiliary holding rod (4) is provided with a holding groove which is a semicircular holding groove, and the inner wall of the holding groove is provided with anti-skid particles.

3. The stone crushing device for tunnel construction as claimed in claim 1, wherein: the number of the expansion blocks (9) is four, and the four expansion blocks (9) are equidistantly arranged at one end of the sleeve shaft (7).

4. The stone crushing device for tunnel construction as claimed in claim 1, wherein: the number of the limit nails (6) is two, and the two limit nails (6) are symmetrically arranged by taking the horizontal central line of the sleeve shaft (7) as a symmetry axis.

5. The stone crushing device for tunnel construction as claimed in claim 1, wherein: one end of an output shaft of the crushing device body (1) close to the expansion ball (11) is designed to be spherical, and the diameter of the output shaft of the crushing device body (1) is matched with the inner diameter of the sleeve shaft (7).

6. The stone crushing device for tunnel construction as claimed in claim 1, wherein: the length of the output shaft of the crushing device body (1) is greater than the sum of the length of the sleeve shaft (7) and the length of the expansion block (9).

7. The stone crushing device for tunnel construction as claimed in claim 1, wherein: connecting holes with the same shape and size as the rotating shaft (8) are formed in the sleeve shaft (7), and the sleeve shaft (7) is connected with the rotating shaft (8) through the connecting holes.