CN214497657U - Beating head split piston - Google Patents

Abstract

The application relates to a split type piston of beating head relates to mechanical crushing equipment's technical field, and it includes the piston body that vertical direction set up, the bottom of piston body is equipped with the beating head, the vertical direction setting of beating head, beating head and piston body bolted connection. This application can improve the comparatively loaded down with trivial details problem of whole piston process of changing.

Description

Beating head split piston

Technical Field

The application relates to the technical field of mechanical crushing equipment, in particular to a split type piston of a striking head.

Background

The hydraulic breaking hammer is called as the breaking hammer or the breaker for short, the power source of the hydraulic breaking hammer is the pressure provided by an excavator, a loader or a pump station, and the hydraulic breaking hammer can effectively break stones and rocks in engineering construction and improve the working efficiency.

The chinese utility model patent that the related art can refer to the grant bulletin number is CN203866888U discloses a hydraulic breaking hammer, this hydraulic breaking hammer includes the shell, the cylinder, a piston, bush and drill rod, the drill rod is established in the shell bottom, be equipped with the cylinder in the shell, be equipped with the piston in the cylinder, the piston below is equipped with the drill rod, the drill rod passes through the bush to be fixed on the shell, the shell below is equipped with the inverted funnel form baffle, the baffle is the PEEK baffle, be equipped with the silencer on the bush, both ends all are equipped with damping spring about the cylinder, the shell right side is equipped with small-size access door, the drill rod is the carbide pole.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: general striking head and piston fixed connection, after the striking head destroys, need change whole piston, but change whole piston process comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

In order to improve the comparatively loaded down with trivial details problem of whole piston process of changing, this application provides a split type piston of beating head.

The application provides a split type piston of beating head adopts following technical scheme:

the utility model provides a split type piston of striking head, includes the piston body that vertical direction set up, the bottom of piston body is equipped with the striking head, the vertical direction of striking head sets up, striking head and piston body bolted connection.

Through adopting above-mentioned technical scheme, the piston body can drive the striking head motion when the motion, realizes the purpose with ground breakage through the continuous collision of striking head and ground, and when the striking head has the damage, the operator unscrews the bolt, alright realize dismantling the purpose of changing the striking head, need not to change whole piston to reduce intensity of labour, improve the comparatively loaded down with trivial details problem of whole piston process of changing.

Optionally, the piston body is provided with a cavity, and the cavity is formed along the length direction of the piston body.

Through adopting above-mentioned technical scheme, the striking head is in the in-process of realizing the ground breakage with ground collision, and the setting of cavity can increase the inside hardness of piston body to improve the crushing effect on the broken ground of striking head.

Optionally, the striking head is in a shape like a Chinese character 'tu', and the end of the striking head penetrates through the piston body.

Through adopting above-mentioned technical scheme, can increase the strike intensity of beating head, can improve the firm in connection degree of beating head simultaneously.

Optionally, a stepped hole is formed in the piston body, the stepped hole is located at the bottom end of the piston body, the end of the striking head is located in the stepped hole, the stepped hole is arranged in the vertical direction, and the diameter of the stepped hole is larger than that of the cavity.

Through adopting above-mentioned technical scheme, the possibility that the internal strength of piston body weakens can be reduced in the setting of shoulder hole, can play the purpose of practicing thrift the cost simultaneously.

Optionally, the striking head is provided with a shock pad at a position abutting against the piston body.

Through adopting above-mentioned technical scheme, the setting of shock pad can reduce the possibility that hits head and piston body damage when the collision.

Optionally, a silencing pad is fixedly connected to the lower portion of the shock pad, and the silencing pad is fixedly connected to the striking head.

Through adopting above-mentioned technical scheme, in the collision process with the ground, the setting of amortization pad can reduce the sound when colliding.

Optionally, a gap exists between two sides of the end of the striking head and the stepped hole.

Through adopting above-mentioned technical scheme, the beating head is after continuous collision, and the certain deformation that can produce is heated to the setting in space provides the buffering space for the deformation of beating head tip.

Optionally, the bolt is located entirely inside the piston body.

Through adopting above-mentioned technical scheme, the piston body drives the beat head motion in-process, and the bolt is all located piston body is inside to reduce the motion of piston body and cause wearing and tearing to the bolt.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the piston body moves, the striking head can be driven to move, the purpose of crushing the ground is realized through continuous collision between the striking head and the ground, when the striking head is damaged, an operator unscrews the bolt, the purpose of disassembling and replacing the striking head can be realized, the whole piston does not need to be replaced, the labor intensity is reduced, and the problem that the whole piston replacing process is complicated is solved;

2. in the process that the striking head collides with the ground to crush the ground, the arrangement of the cavity can increase the internal hardness of the piston body so as to improve the ground crushing effect of the striking head;

3. the striking strength of the striking head can be increased, and meanwhile, the connection firmness of the striking head can be improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a sectional view showing a positional relationship between the piston body and the striking head according to the embodiment of the present invention.

Description of reference numerals: 1. a piston body; 11. a striking head; 111. a tip; 112. a base plate; 1121. a sound-deadening pad; 1122. a shock pad; 13. a bolt; 131. a screw; 132. an end cap; 14. a cavity; 15. a stepped hole; 16. a void; 2. a cylinder body.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses split type piston of beating head. Referring to fig. 1, the piston comprises a piston body 1, a cylinder body 2 is sleeved outside the piston body 1, and the piston body 1 is connected with the cylinder body 2 in a sliding manner; piston body 1 sets up along vertical direction, and piston body 1's bottom is equipped with striking head 11, and striking head 11 can dismantle with piston body 1 and be connected, when needs are with ground breakage, and drive piston body 1 motion drives striking head 11 motion through piston body 1's motion, and striking head 11 realizes the purpose with ground breakage with the continuous collision on ground.

Referring to fig. 2, the striking head 11 is in a convex shape, the striking head 11 includes an end 111 and a bottom plate 112, the end 111 is located above the bottom plate 112, the bottom plate 112 is in a rectangular parallelepiped shape, the bottom plate 112 is arranged in the horizontal direction, and the length of the bottom plate 112 is equal to the width of the piston body 1; the length of end 111 is less than the length of bottom plate 112, end 111 is located the intermediate position of bottom plate 112, end 111 wears to locate the bottom of piston body 1 along vertical direction, the bottom of piston body 1 is equipped with bolt 13, bolt 13 horizontal direction sets up, bolt 13 wears to locate piston body 1 and end 111 along the horizontal direction, bolt 13 and piston body 1 threaded connection, bolt 13 and end 111 threaded connection, piston body 1 and end 111 are fixed through bolt 13, when striking head 11 has the destruction, screw bolt 13 down, dismantle striking head 11 from the bottom of piston body 1, realize the purpose of will striking head 11 change conveniently, need not to change piston body 1, thereby the time of changing has been saved, simultaneously, cost saving has also been played, reduce intensity of labour's purpose.

Referring to fig. 2, the bolt 13 includes a screw 131 and an end cap 132, an external thread is provided on the exterior of the screw 131, the external thread is provided along the circumference of the screw 131, the end cap 132 is located at the end of the screw 131, the diameter of the end cap 132 is greater than that of the screw 131, the end cap 132 is fixedly connected with the screw 131, the axial direction of the end cap 132 is consistent with the length direction of the screw 131, after the bolt 13 is in threaded connection with the end 111, the end cap 132 is completely located in the piston body 1, and when the piston body 1 moves, the friction between the end cap 132 and the cylinder 2 can be reduced, so as to reduce the possibility of damage to the end cap 132.

Referring to fig. 2, the bottom plate 112 is provided with a sound absorbing pad 1121 at a surface thereof close to the piston body 1, the sound absorbing pad 1121 is fixedly connected to the bottom plate 112, and when the striking head 11 is driven by the piston body 1 to move, the sound generated by the collision between the bottom plate 112 and the ground can be reduced by the sound absorbing pad 1121.

Referring to fig. 2, a shock pad 1122 is installed above the silencing pad 1121, the shock pad 1122 is horizontally arranged, the shock pad 1122 is fixedly connected with the silencing pad 1121, and when the striking head 11 moves, the shock pad 1122 can reduce the possibility of damage when the striking head 11 collides with the piston body 1, so that the service life of the striking head 11 is prolonged.

Referring to fig. 2, cavity 14 has been seted up to the inside of piston body 1, and cavity 14 is seted up along the length direction of piston body 1, and end 111 wears to locate in cavity 14 along vertical direction, and the setting of cavity 14 can improve the inside hardness of piston body 1 to improve the intensity of beating head 11 when colliding with ground, thereby the quality on guarantee beating head 11 damaged ground.

Referring to fig. 2, seted up shoulder hole 15 in piston body 1, shoulder hole 15 sets up the bottom of piston body 1, shoulder hole 15 sets up along the length direction of piston body 1, and the diameter of shoulder hole 15 is greater than the diameter of cavity 14, and in end 111 worn to locate shoulder hole 15, striking head 11 was colliding with ground, when ground is broken, the crushing strength of striking head 11 can be improved in shoulder hole 15's setting, and simultaneously, also can reduce piston body 1's trompil cost.

Referring to fig. 2, gaps 16 are formed at two sides of end 111 close to the inner wall of stepped hole 15, striking head 11 generates heat during continuous collision, striking head 11 deforms, and gaps 16 can provide buffer space for deformation of end 111.

The implementation principle of the split type piston of the striking head 11 in the embodiment of the application is as follows: the motion through piston body 1 drives striking head 11 motion, through the collision realization on striking head 11 and ground with the broken purpose in ground, striking head 11 passes through bolt 13 with piston body 1 and is connected, when striking head 11 has the damage, unscrew bolt 13, will strike head 11 and dismantle from piston body 1 get off to in change striking head 11, need not to change whole piston body 1, thereby improve and change the comparatively loaded down with trivial details problem of whole piston body 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a split type piston of beating head which characterized in that: including piston body (1) of vertical direction setting, the bottom of piston body (1) is equipped with striking head (11), striking head (11) vertical direction sets up, striking head (11) are connected with piston body (1) bolt (13).

2. The split stunning head piston of claim 1 wherein: the piston body (1) is provided with a cavity (14), and the cavity (14) is formed along the length direction of the piston body (1).

3. The split stunning head piston of claim 1 wherein: the striking head (11) is in a convex shape, and the end part of the striking head (11) penetrates through the piston body (1).

4. The split stunning head piston of claim 2 wherein: the piston is characterized in that a stepped hole (15) is formed in the piston body (1), the stepped hole (15) is located at the bottom end of the piston body (1), the end portion of the striking head (11) is located in the stepped hole (15), the stepped hole (15) is arranged in the vertical direction, and the diameter of the stepped hole (15) is larger than that of the cavity (14).

5. The split stunning head piston of claim 1 wherein: the striking head (11) is provided with a shock pad (1122) at the abutting position with the piston body (1).

6. The split stunning head piston of claim 5 wherein: a silencing pad (1121) is fixedly connected to the lower portion of the shock absorption pad (1122), and the silencing pad (1121) is fixedly connected with the striking head (11).

7. The split stunning head piston of claim 4 wherein: gaps (16) exist between the two sides of the end part of the striking head (11) and the stepped hole (15).

8. The split stunning head piston of claim 1 wherein: the bolt (13) is completely located inside the piston body (1).

Images