CN220177140U

CN220177140U - Tunnel stone crusher

Info

Publication number: CN220177140U
Application number: CN202321636589.5U
Authority: CN
Inventors: 翟方君; 李三江; 赵新良; 周云; 周芳
Original assignee: Zhonglu Tunnel Gui'an New Area Construction Co ltd
Current assignee: Zhonglu Tunnel Gui'an New Area Construction Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-12-15
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a tunnel stone crusher, which comprises a feeding mechanism arranged at the side end of a crusher on a frame, wherein the feeding mechanism comprises a hopper, a lifting mechanism, a turnover driving mechanism and a material guiding mechanism, the lifting mechanism is vertically arranged at the side of the crusher, the turnover driving mechanism is arranged at the lifting end of the lifting mechanism, the hopper is rotatably arranged at the lifting end of the lifting mechanism, the driving end of the turnover driving mechanism is connected with the hopper and is used for driving the hopper to perform turnover discharging, the material guiding mechanism is arranged at one side of the hopper close to the crusher, after the hopper is turned over, a mounting frame is marked by a material guiding plate under the action of self gravity, and when the hopper is turned over, the stone in the hopper rolls down to a feeding port of the crusher along the material guiding plate, the stone in the hopper can be ensured to roll down into the crusher accurately.

Description

Tunnel stone crusher

Technical Field

The utility model relates to the technical field of crushing machinery, in particular to a tunnel stone crusher.

Background

During tunnel blasting, a large amount of crushed stone is generated, and the crushed stone can be utilized as a building material. However, since the size of broken stone is very uneven, it is necessary to crush the stone using a stone crusher.

The stone crusher among the prior art is in the circumstances of the uneven stone size appears easily at the in-process of rubble, consequently need carry out secondary crushing to unqualified stone, at present, all promotes the manual work to the eminence to carry out secondary crushing to the stone that needs secondary crushing, and mode speed is slower like this, has influenced the efficiency of rubble.

The utility model with the search patent number of CN218516823U discloses a stone crusher for tunnel construction, when crushing, stones are filled into a hopper, a stepping motor is started, the stepping motor drives a driving shaft to rotate, a screw rod is driven to rotate under the action of a bevel gear I and a bevel gear II, a lifting sliding seat is enabled to lift upwards, when the lifting sliding seat lifts upwards, the lifting sliding seat drives the hopper to lift upwards through a reinforcing support, when the lifting sliding seat is lifted to a preset position (working parameters of the stepping motor are preset), a regulating motor is started, the regulating motor drives a short shaft through a gearbox, the short shaft drives the hopper to overturn, the stones filled in the hopper are dumped to a feeding guide table during overturning, and the stones are conveniently and efficiently fed through lifting and overturning the hopper.

However, the prior art disclosed above has certain shortcomings, such as when the hopper is reversely rotated for discharging, the hopper overturning angle is required to be ensured to be larger than ninety degrees, and the guide table is ensured to be capable of receiving the poured stone of the hopper.

Therefore, the utility model improves the technical problems, thereby being convenient for loading the stone with high efficiency.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tunnel stone crusher to solve the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a tunnel stone crusher comprises a feeding mechanism arranged at the side end of a crusher on a frame;

the feeding mechanism comprises a hopper, a lifting mechanism, a turnover driving mechanism and a material guiding mechanism, wherein the lifting mechanism is vertically arranged beside the crusher, the turnover driving mechanism is arranged at the lifting end of the lifting mechanism, the hopper is rotatably arranged at the lifting end of the lifting mechanism, the driving end of the turnover driving mechanism is connected with the hopper and used for driving the hopper to turn over and discharge, and the material guiding mechanism is arranged at one side of the hopper close to the crusher.

Preferably, the guide mechanism comprises two mounting frames, wherein the mounting frames are in a C shape, the two mounting frames are fixed on one side, close to the crusher, of the hopper, a guide plate penetrates through the two mounting frames in a sliding mode, a barrier strip is fixed at the bottom of the guide plate, and the barrier strip is located between the two mounting frames.

Preferably, the elevating system includes the base and vertical symmetry is fixed in the strut at base top, the strut middle part rotates and is provided with vertical lead screw, threaded connection has the slide on the lead screw, and slide and the vertical guide rail sliding fit who sets up in the strut, the hopper sets up between two slides, the bottom of lead screw extends to inside the base, the inside rotation of base is provided with the pivot to the pivot passes through bevel gear and two lead screw transmission connection, the pivot is driven by the motor A that sets up and base side.

Preferably, the overturning driving mechanism comprises a bracket, the bracket is arranged on one side of the two sliding seats opposite to each other, the bracket is rotationally connected with the hopper through an annular groove arranged on the surface of the hopper, a motor B is fixed in the middle of one group of brackets, the output end of the motor B is connected with a gearbox, and the output end of the gearbox is fixed with the hopper through a short shaft.

Advantageous effects

The utility model provides a tunnel stone crusher. The beneficial effects are as follows:

this tunnel stone crusher through setting up guide mechanism, after the slope of hopper upset, the mounting bracket can be drawn out under self gravity action to the stock guide, and the building stones in the hopper roll down to the feed inlet of breaker along the stock guide, when can guaranteeing the upset hopper, the building stones in the hopper can be accurate roll down to the breaker in.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the feed mechanism of the present utility model;

FIG. 3 is a top view of the guide mechanism of the present utility model;

fig. 4 is a schematic diagram of the structure of the hopper after being turned over.

In the figure: 1. the crusher comprises a frame 2, a crusher 3, a hopper 4, a mounting frame 5, a guide plate 6, a baffle bar 7, a base 8, a bracket 9, a screw rod 10, a sliding seat 11, a rotating shaft 12, a motor A13, a bracket 14, an annular groove 15, a motor B16 and a gearbox.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

since the specific structure and working principle of the crusher are disclosed in the utility model of the patent number CN218516823U, the detailed description thereof is omitted herein

A tunnel stone crusher comprises a crusher 2 arranged on a frame 1, and a feeding mechanism at the side end of the crusher 2;

the feeding mechanism comprises a hopper 3, a lifting mechanism, a turnover driving mechanism and a material guiding mechanism, wherein the lifting mechanism is vertically arranged at the side of the crusher 2, the turnover driving mechanism is arranged at the lifting end of the lifting mechanism, the hopper 3 is rotatably arranged at the lifting end of the lifting mechanism, the driving end of the turnover driving mechanism is connected with the hopper 3 and used for driving the hopper 3 to perform turnover discharging, and the material guiding mechanism is arranged at one side of the hopper 3 close to the crusher 2;

the guide mechanism comprises two mounting frames 4, the mounting frames 4 are C-shaped, the two mounting frames are fixed on one side, close to the crusher 2, of the hopper 3, a guide plate 5 penetrates through the two mounting frames 4 in a sliding mode, a barrier strip 6 is fixed to the bottom of the guide plate 5, the barrier strip 6 is located between the two mounting frames 4, and one end of the barrier strip 6 can be located between the two mounting frames all the time, so that the guide plate cannot fall off;

the lifting mechanism comprises a base 7 and a supporting frame 8 vertically and symmetrically fixed at the top of the base 7, a vertical screw rod 9 is rotatably arranged in the middle of the supporting frame 8, a sliding seat 10 is connected to the screw rod 9 in a threaded manner, the sliding seat is in sliding fit with a vertical guide rail arranged in the supporting frame 8, a hopper 3 is arranged between the two sliding seats 10, the bottom end part of the screw rod 9 extends into the base 7, a rotating shaft 11 is rotatably arranged in the base 7, the rotating shaft 11 is in transmission connection with the two screw rods 9 through a bevel gear, and the rotating shaft 11 is driven by a motor A12 arranged on the side surface of the base 7;

the overturning driving mechanism comprises a bracket 13, the bracket 13 is arranged on one side opposite to the two sliding seats 10, the bracket 13 is rotationally connected with the hopper through an annular groove 14 arranged on the surface of the hopper, a motor B15 is fixed in the middle of one group of brackets 13, the output end of the motor B15 is connected with a gearbox 16, and the output end of the gearbox 16 is fixed with the hopper through a short shaft.

When the stone crusher is specifically used, stones are filled into the hopper 3 during crushing, the motor A is started, the motor drives the rotating shaft 12 to rotate, the screw rod 9 is driven to rotate under the transmission of the two bevel gears, the sliding seat 11 is lifted upwards, the lifting sliding seat 11 drives the hopper 3 to lift upwards through the support 13 when lifted upwards, the starting motor B15 drives the movable hopper 3 to overturn through the gearbox 16 when lifted to a preset position (the working parameters of the stepping motor are preset), after the hopper is overturned, the guide plate can scratch out of the mounting frame under the action of self gravity, stones in the hopper 3 roll down to the feed inlet of the crusher 2 along the guide plate 5, and the stones in the hopper 3 can accurately roll down to the crusher 3 when the hopper 3 is overturned.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The tunnel stone crusher comprises a crusher (2) arranged on a frame (1), and is characterized in that a feeding mechanism is arranged at the side end of the crusher (2);

the feeding mechanism comprises a hopper (3), a lifting mechanism, a turnover driving mechanism and a material guiding mechanism, wherein the lifting mechanism is vertically arranged at the side of the crusher (2), the turnover driving mechanism is arranged at the lifting end of the lifting mechanism, the hopper (3) is rotatably arranged at the lifting end of the lifting mechanism, the driving end of the turnover driving mechanism is connected with the hopper (3) and used for driving the hopper (3) to perform turnover discharging, and the material guiding mechanism is arranged at one side, close to the crusher (2), of the hopper (3);

the guide mechanism comprises two mounting frames (4), wherein the mounting frames (4) are in a C shape, the two mounting frames (4) are fixed on one side, close to the crusher (2), of the hopper (3), a guide plate (5) is penetrated between the two mounting frames (4) in a sliding mode, a barrier strip (6) is fixed at the bottom of the guide plate (5), and the barrier strip (6) is located between the two mounting frames (4).

2. A tunnel stone crusher according to claim 1, characterized in that: elevating system includes base (7) and vertical symmetry are fixed in strut (8) at base (7) top, strut (8) middle part rotates and is provided with vertical lead screw (9), threaded connection has slide (10) on lead screw (9), and slide and the vertical guide rail sliding fit of setting in strut (8), hopper (3) set up between two slide (10), the bottom of lead screw (9) extends to inside base (7), inside rotation of base (7) is provided with pivot (11) to pivot (11) are connected with two lead screws (9) transmission through the bevel gear, pivot (11) are driven by motor A (12) of setting and base (7) side.

3. A tunnel stone crusher according to claim 1, characterized in that: the overturning driving mechanism comprises a support (13), the support (13) is arranged on one side, opposite to the two sliding seats (10), of the support (13) is rotatably connected with the hopper through an annular groove (14) formed in the surface of the hopper, a motor B (15) is fixed in the middle of one group of the supports (13), the output end of the motor B (15) is connected with a gearbox (16), and the output end of the gearbox (16) is fixed with the hopper through a short shaft.