CN105735401B - Broken ridge buster - Google Patents

Abstract

The invention relates to a broken ripper, which belongs to the technical field of ripper equipment, and comprises a mounting seat, a ripper blade and a ripper tooth. There is a hinged seat, the hinged seat is fixed on the mounting seat, the loosening blade is hingedly connected with the hinged seat, and a limit mechanism for limiting the counterclockwise rotation of the loosening blade is arranged in the hinged seat, and the loosening blade is installed on the mounting seat. The earth teeth provide shock components for impact force compensation. The broken ripper described in the present invention has a simple structure, and under the compensation of the impact force of the impact component, the ripper can be given an auxiliary impact ability to impact the earth and stone again, and its ripper ability is 1.5 to 3 times that of the original design. The progress of soil loosening work is greatly improved, and the labor cost of personnel is reduced.

Description

breaker ripper

technical field

The invention relates to a broken ripper and belongs to the technical field of ripper equipment.

Background technique

The currently used ripper (a workpiece installed on an excavator for loosening soil) for excavating non-blasting earth and stones mainly includes a mounting seat and a ripper blade, and the mounting seat is used to connect with the head of the excavator. The loosening knife plate is used for installing the loosening teeth used for loosening the soil, and the loosening knife plate is fixed on the mounting seat. When this technology is used, it has the advantages of environmental protection, energy saving and no pollution. However, when it is working, the progress of loosening the soil is relatively limited, and the labor cost of personnel is high. For example, the existing technology is dealing with sand with Rb=20-40MPa When rocks are used, the amount of loosening of earth and stone is about 50 cubic meters per hour.

Contents of the invention

According to the deficiencies in the prior art above, the technical problem to be solved by the present invention is: provide a broken ripper, which has a simple structure and adopts the technology of secondary impact force assistance, which greatly improves the progress of loosening the earthwork and reduces the Personnel labor costs.

The broken ripper of the present invention comprises a mounting seat, a ripper blade and a ripper tooth, and the ripper tooth is mounted on the ripper blade, and is characterized in that a hinged seat is arranged between the ripper blade and the mounting seat , the hinged base is fixed on the mounting base, the scarifying blade is hingedly connected with the hinged base, a limit mechanism for limiting the counterclockwise rotation of the loosening blade is provided in the hinged base, and the loosening teeth are installed on the mounting base to provide Shock components for shock compensation.

The present invention preferably following several impact assemblies:

1. The impact assembly includes a piston rod and a piston cylinder that impact each other, the piston cylinder is installed on the mounting seat, and an impact surface is provided on the loosening knife plate along the impact direction of the piston rod.

2. The impact assembly includes an impact rod and a sliding sleeve that are slidably matched to each other. The sliding sleeve is set on the impact rod, the sliding sleeve is installed on the mounting seat, and an impact surface is provided on the loosening knife plate along the impact direction of the impact rod.

When in use, impact assemblies of other structures, such as impact cylinders, can also be provided. Usually, the working principle of the hydraulic impact hammer can be used in combination with the existing technology to complete the design.

Further, the limiting mechanism of the present invention selects the following scheme:

1. The limiting mechanism includes a limiting block, which is fixed on the hinged seat, and a limiting surface is set on the loosening knife plate corresponding to the limiting block.

2. The limiting mechanism includes a limiting pin, which is installed on the hinged seat, and corresponding to the limiting pin, a limiting block is arranged on the loosening knife plate.

Further, a buffer assembly for buffering the clockwise rotation of the loosening blade is installed on the hinged seat.

Among them, the buffer components are preferably the following solutions:

1. The buffer assembly includes a buffer block, which is installed on the hinged seat, and the buffer block is provided with a buffer surface on the loosening knife plate corresponding to the buffer block.

2. The buffer assembly includes a buffer spring, one end of the buffer spring is installed on the hinge seat through the spring seat, and the other end of the buffer spring is supported on the loosening knife plate.

Further, the loosening blades on both sides of the front and back of the impact surface are provided with reinforcing plates.

Further, a connecting piece is installed at the connecting end of the mounting seat.

Compared with the prior art, the present invention has the following beneficial effects:

The broken ripper described in the present invention has a simple structure, and under the compensation of the impact force of the impact component, it gives the ripper teeth an auxiliary impact ability to impact the earth and stone again, and its loosening ability is 1.5 to 3 times that of the original design, which is greatly improved. Improve the progress of the loosening amount of earth and stone, and reduce the labor cost of personnel.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Figure 2 is a schematic diagram of the enlarged structure at A in Figure 1;

Fig. 3 is a structural schematic diagram of a partial cross-section at the mounting seat in Fig. 1;

Fig. 4 is a schematic structural view of the mounting seat and the hinged seat in Fig. 1 after a partial section;

Fig. 5 is the structural representation of soil loosening blade;

In the figure: 1, connecting piece 2, mounting seat 3, hinge seat 4, soil scarifying knife plate 5, soil scarifying tooth 6, piston rod 7, reinforcement plate 8, impact surface 9, piston cylinder body 10, limit block 11, Buffer block 12, limit surface 13, buffer surface.

detailed description

The present invention will be further described below in conjunction with accompanying drawing:

The present invention will be further described below through specific examples, but not in order to limit the present invention, all within the spirit and principle of the present invention, any modification, equivalent replacement, improvement etc. all should be included within the scope of protection of the present invention .

Embodiment one

As shown in Figures 1 to 5, the broken ripper includes a mount 2, a ripper blade 4 and a ripper tooth 5, and the ripper tooth 5 is installed on the ripper 4, and the ripper 4 is connected to the ripper. A hinged seat 3 is provided between the mounting bases 2, and the hinged base 3 is fixed on the mounting base 2. The loosening blade 4 is hingedly connected with the hinged base 3, and a device for limiting the counterclockwise rotation of the loosening blade 4 is arranged in the hinged base 3. The limit mechanism is equipped with an impact assembly that provides impact force compensation to the scarifier tooth 5 on the mounting base 2 .

In this embodiment, the above-mentioned hinged seat 3 is mainly used for the connection between the loosening knife plate 4 and the mounting seat 2, and plays the role of power transmission under the cooperation of the limit mechanism; as shown in Figure 1, the loosening tooth 5 Be installed in the lower left side of soil loosening knife plate 4.

The impact assembly is further selected to include a piston rod 6 and a piston cylinder 9 that impact each other, the piston cylinder 9 is installed on the mounting base 2, and an impact surface 8 is provided on the loosening knife plate 4 along the impact direction of the piston rod 6 , in combination with Fig. 1 and Fig. 2, the impact surface 8 is designed on the lower right side of the hinge joint between the hinged seat 3 and the loosening knife plate 4. It has a simple structure, convenient maintenance and installation, long service life and strong working stability. Through the cooperation of the piston rod 6 and the piston cylinder 9, the piston rod 6 performs intermittent impact on the soil loosening blade 4, and its design principle refers to the relevant principles of the hydraulic breaker; Control system connection.

Further, as shown in Figure 4, the limit mechanism includes a limit block 10, the limit block 10 is fixed on the hinged seat 3, and the limit surface 12 is set on the loosening knife plate 4 corresponding to the limit block 10, and the position limit The block 10 is arranged above the hinged joint between the hinged seat 3 and the loosening knife plate 4, and the limit surface 12 is designed on the upper right side of the jointed joint between the loosened soil knife plate 4 and the hinged base 3; its structure is simple, easy to install and maintain, and The service life of the loosening knife plate 4 is improved under the design of the limit surface 12;

Further, a buffer assembly for buffering the clockwise rotation of the loose soil blade 4 is installed on the hinged seat 3; the buffer assembly includes a buffer block 11, which is installed on the hinged seat 3, and the corresponding buffer block 11 is loosened. The soil knife plate 4 is provided with a buffer surface 13, and the buffer block 11 is a rubber block, and can also be other elastic blocks with a certain elastic capacity. The buffer surface 13 is designed at the upper left of the joint joint between the soil loosening knife plate 4 and the hinge seat 3; Its structure is simple, when the piston rod 6 impacts the loosening knife plate 4, the loosening knife plate 4 will instantly have a strong decomposition force of clockwise rotation, and the clockwise rotation will be slowed down under the effect of the buffer block 11. Resolution. In order to facilitate installation, as shown in Figure 4, the limit block 10 is designed as a strip structure, the limit block 10 is arranged on the top of the hinge joint between the hinge seat 3 and the loose soil blade 4, and the right side is the The limit end that the surface 12 cooperates, the left side is the installation end that installs buffer block 11.

Further, in order to improve the service life of the loosening knife plate 4, a reinforcement plate 7 is provided on the loosening knife plate 4 on the front and rear sides of the impact surface 8;

Further, in order to facilitate the connection with the power control system of the excavator, a connecting piece 1 is installed at the connecting end of the mounting base 2 .

This embodiment is under the simultaneous condition of background technology, when processing the sandy rock of Rb=20-40MPa, if adopting impact frequency is 600-900bpm, and impact energy is 8500J, then the amount of loosening of earthwork per hour is about 120 to 150 cubic meters. The progress of loosening work has been greatly improved. Due to the increase in the amount of loosening of earthwork, the number of days of use of excavator personnel will be reduced (generally, the salary of an excavator personnel is above 5,000 yuan), and labor costs have been reduced.

Embodiment two

On the basis of Embodiment 1, the impact assembly is selected to include an impact rod and a sliding sleeve that are slidably matched to each other. The sliding sleeve is sleeved on the impact rod, and the sliding sleeve is installed on the mounting seat 2, along the impact direction of the impact rod. The loosening knife plate 4 is provided with an impact surface 8 .

Others are the same as embodiment one.

Embodiment three

A change is made on the basis of Embodiment 1, and the limiting mechanism is selected to include a limiting pin. The limiting pin is installed on the hinged seat 3 , and a limiting block is provided on the scarifier blade 4 corresponding to the limiting pin.

Others are the same as embodiment one.

Embodiment Four

On the basis of the first embodiment, the buffer assembly is selected to include a buffer spring, one end of the buffer spring is installed on the hinge seat through the spring seat, and the other end of the buffer spring is pressed against the soil scarifying blade. Under the action of the spring, the hinged seat 3 and the loosening knife plate 4 have a damping effect to relieve the clockwise rotation of the loosening knife plate 4. Others are the same as embodiment one.

In actual application, the impact assembly can be a hydraulic structure, a pneumatic structure, or a mechanical impact structure (such as a connecting rod structure for reciprocating motion, etc.); the impact power type adopted by the piston rod 6 or the impact rod can be Hydraulic, pneumatic, and mechanical transmissions can even convert solar energy into electrical energy and use the principles of existing impact technologies such as impact drills to apply mechanical transmissions.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A broken ripper, comprising a mount (2), a ripper blade (4) and a ripper tooth (5), the ripper tooth (5) is installed on the ripper blade (4), and is characterized in that : A hinged seat (3) is arranged between the soil loosening knife plate (4) and the mounting seat (2), the hinged seat (3) is fixed on the mounting seat (2), and the soil loosening knife plate (4) and the hinged seat (3) ) is hingedly connected, and a limit mechanism for limiting the counterclockwise rotation of the ripper blade (4) is provided in the articulated seat (3), and a device is installed on the mounting seat (2) to provide impact force compensation to the ripper tooth (5). The impact assembly; the limit mechanism includes a limit block (10), the limit block (10) is fixed on the hinged seat (3), and the corresponding limit block (10) is set on the loose soil blade (4). Bit surface (12); the buffer assembly used to buffer the clockwise rotation of the loose soil blade (4) is installed on the hinged seat (3); the buffer assembly includes a buffer block (11), and the buffer block (11) is installed On the hinged seat (3), the corresponding buffer block (11) is provided with a buffer surface (13) on the soil loosening blade (4); the limit block (10) is designed as a strip structure, and the limit block (10) is set Above the hinged joint between the hinged seat (3) and the loosening blade (4), the right side is the spacer end cooperating with the spacer surface (12), and the left side is the installation end where the buffer block (11) is installed. 2. The crushing ripper according to claim 1, characterized in that: the impact assembly includes a piston rod (6) and a piston cylinder (9) that impact each other, and the piston cylinder (9) is installed on the mounting base ( 2), an impact surface (8) is provided on the loosening knife plate (4) along the impact direction of the piston rod (6). 3. The crushing ripper according to claim 1, characterized in that: the impact assembly includes an impact rod and a sliding sleeve that are slidably matched to each other, the sliding sleeve is sleeved on the impact rod, and the sliding sleeve is installed on the mounting base (2) , an impact surface (8) is arranged on the loose soil blade (4) along the impact direction of the impact rod. 4. The crushing ripper according to claim 1, characterized in that: reinforcement plates (7) are provided on the ripper blades (4) at the front and rear sides of the impact surface (8). 5. The crushing ripper according to claim 1, characterized in that: a connecting piece (1) is installed at the connecting end of the mounting seat (2).