Breaking hammer with auxiliary stone breaking device

Abstract

The utility model relates to the technical field of mechanical engineering, and discloses a breaking hammer with an auxiliary stone breaking device, which comprises a connecting plate fixedly mounted on the side surface of a fixing frame, the lower end of the connecting plate is fixedly connected with a bottom plate for mounting, and the outer surface of the bottom plate is in threaded connection with a screw rod for fixing. A sleeve used for connection is fixedly installed at the lower end of the bottom plate, and a buffer rod used for pressure reduction is fixedly installed on the inner top wall of the sleeve. According to the breaking hammer with the auxiliary stone breaking device, through cooperative arrangement of the bottom plate, the sleeve, the buffer rod and the auxiliary rod, when the breaking hammer is used for breaking solids such as ore and concrete, stone can be broken more easily through the auxiliary rod, the breaking effect and quality are improved, meanwhile, through the buffer rod, the stone can be broken more easily, and the service life of the breaking hammer is prolonged. Direct stress of the breaking hammer body and the auxiliary rod in the breaking process can be reduced, energy consumption and abrasion are reduced, and therefore the breaking efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical engineering technical field, concretely is a kind of breaking hammer with auxiliary stone crushing device. BACKGROUND

[0002] Breaking hammer, also known as hydraulic breaker, is important working tool commonly used by heavy equipment such as excavator, and breaking hammer is powered by liquid static pressure, drives piston reciprocating motion, and piston impacts on drill rod at high speed during stroke, and the machine tool breaks ore, concrete and other solids by drill rod, specifically, hydraulic oil enters inside of breaking hammer through high-pressure oil pipe, pushes piston to go up and compresses nitrogen chamber, when piston moves to the highest point, reversing valve switches direction, and hydraulic oil kinetic energy and nitrogen compression kinetic energy jointly push piston to go down quickly, impact on drill rod, thereby completing breaking work.

[0003] Chinese patent publication No.CN217352662U discloses a breaking hammer with auxiliary stone crushing device, relating to mechanical engineering field, comprising breaking hammer body, the breaking hammer body includes shell and multiple groups of hydraulic power components inside the shell, oil pipe connecting holes for connecting power machinery are formed on both side outer walls of the shell, and power output end of the shell is movably connected to drill rod, the breaking hammer body is provided with two groups of mutually symmetrical auxiliary devices corresponding to both sides of drill rod, and two groups of branch oil pipes for connecting braking auxiliary devices are fixedly installed on outer wall of the shell, the breaking hammer body can fix small stone blocks during crushing, and then drill rod is used for crushing, which reduces the steps of finding force point each time and improves work progress.

[0004] However, the utility model has the following problems in actual use:

[0005] In the prior art, when breaking hammer is used to break ore and concrete and other solids, only drill rod is used for breaking, which may reduce breaking effect and quality of the breaking hammer body, and it is inconvenient for workers to assemble and disassemble auxiliary stone crushing device, thereby it is inconvenient to maintain and maintain each component. UTILITY MODEL CONTENTS

[0006] (I) technical problem solved

[0007] In order to overcome the above-mentioned defects of prior art, the utility model provides a breaking hammer with auxiliary stone crushing device, which solves the problem that, in the prior art, when breaking hammer is used to break ore and concrete and other solids, only drill rod is used for breaking, which may reduce breaking effect and quality of the breaking hammer body, and it is inconvenient for workers to assemble and disassemble auxiliary stone crushing device, thereby it is inconvenient to maintain and maintain each component.

[0008] (ii) Technical Solution

[0009] To achieve the above object, the utility model discloses the following technical scheme to realize: a breaking hammer with auxiliary stone crushing device, including the connecting plate of fixed installation in the side of fixed frame, the lower end of connecting plate is fixedly connected with the bottom plate for installation, the outer surface of bottom plate is threadedly connected with the lead screw for fixed, the lower end of bottom plate is fixedly installed with the sleeve for connection, the inner top wall of sleeve is fixedly installed with the buffer rod for pressure reduction, the lower end of buffer rod is detachably connected with the auxiliary rod for breaking.

[0010] As preferred, the inside of the fixed frame is clamped with an oil cylinder, and the upper end of the oil cylinder is fixedly installed with a buffer pad for protection.

[0011] As preferred, the lower end of the oil cylinder is fixedly installed with a telescopic cylinder, and the lower end of the telescopic cylinder is fixedly installed with a drill rod for breaking.

[0012] As preferred, one side of the fixed frame is inserted with a bolt for fixing, and one end of the bolt is threadedly connected with a nut for fixing.

[0013] As preferred, the upper end of the fixed frame is fixedly installed with a connecting frame for positioning, and the upper end of the connecting frame is inserted with a screw for fixing.

[0014] As preferred, the side of the connecting plate is inserted with a positioning pin for fixing, and the positioning pin is threadedly connected in the side of the fixed frame through the side of the connecting plate.

[0015] As preferred, the lower end of the buffer rod is fixedly connected with a disc for connection, and the upper end of the disc is inserted with a pin for fixing.

[0016] As preferred, the upper end of the auxiliary rod is fixedly connected with a connecting disc for positioning, and the upper end of the connecting disc is provided with a threaded hole for positioning.

[0017] (iii) Advantages

[0018] The utility model provides a breaking hammer with auxiliary stone crushing device has the following advantages:

[0019] The breaking hammer with the auxiliary stone breaking device can more easily break the stone during breaking the solid such as ore and concrete by the auxiliary rod, improve the breaking effect and quality, and reduce the direct stress of the breaking hammer body and the auxiliary rod in the breaking process by the buffer rod, reduce the energy consumption and abrasion, thereby improve the breaking efficiency, and the setting of the lead screw can facilitate the staff to more conveniently disassemble the sleeve and the auxiliary rod by screwing the lead screw after use, and maintain and repair each component, further prolong the service life of the parts, and further improve the practicality of the breaking hammer with the auxiliary stone breaking device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structure schematic view of the utility model;

[0021] Figure 2 It is a structure schematic view of the utility model connecting frame;

[0022] Figure 3 It is a structure schematic view of the utility model fixed frame;

[0023] Figure 4 It is a structure schematic view of the utility model bottom plate;

[0024] Figure 5 It is a structure schematic view of the utility model sleeve;

[0025] Figure 6 It is a structure schematic view of the utility model oil cylinder.

[0026] In the drawing: 1, fixed frame; 2, connecting plate; 3, bottom plate; 4, lead screw; 5, sleeve; 6, buffer rod; 7, auxiliary rod; 8, oil cylinder; 9, buffer pad; 10, telescopic cylinder; 11, drill rod; 12, bolt; 13, connecting frame; 14, screw; 15, positioning pin; 16, disc; 17, connecting disc; 18, threaded hole. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Please refer to Figures 1 to 6The utility model embodiment provides a kind of with auxiliary stone breaking device's breaking hammer, the breaking hammer with auxiliary stone breaking device is applied to the scene of solid such as ore and concrete is broken, the structure of breaking hammer is improved in this embodiment, it has the advantages that breaking is more thorough and it is convenient for staff to disassemble and maintain.

[0029] Embodiment one:

[0030] Please refer to Figures 1 to 6 In order to more stably fix the oil cylinder 8 in the inside of the fixed frame 1, the connecting plate 2 is fixedly installed on the side surface of the fixed frame 1, the oil cylinder 8 is clamped in the inside of the fixed frame 1, the upper end of the oil cylinder 8 is fixedly installed with the buffer pad 9 for protection, the lower end of the oil cylinder 8 is fixedly installed with the telescopic cylinder 10, the lower end of the telescopic cylinder 10 is fixedly installed with the drill rod 11 for breaking, the side of the fixed frame 1 is inserted with the bolt 12 for fixing, one end of the bolt 12 is threadedly connected with the nut for fixing, the upper end of the fixed frame 1 is fixedly installed with the connecting frame 13 for positioning, the upper end of the connecting frame 13 is inserted with the screw 14 for fixing;

[0031] Through the setting of the oil cylinder 8, the buffer pad 9, the telescopic cylinder 10 and the drill rod 11, the buffer pad 9 plays a protective role on the top of the oil cylinder 8 when the breaking hammer works, through the setting of the bolt 12 and the nut, the oil cylinder 8 and the telescopic cylinder 10 can be more stably fixed in the inside of the fixed frame 1, so that the oil cylinder 8 and the telescopic cylinder 10 do not shake during breaking work, through the setting of the connecting frame 13 and the screw 14, the connecting frame 13 can be more stably fixed on the upper end of the fixed frame 1 and connected with other equipment through the connecting frame 13;

[0032] Embodiment two:

[0033] Please refer to Figures 1 to 4 In order to more stably fix the connecting plate 2 on both sides of the fixed frame 1, the lower end of the connecting plate 2 is fixedly connected with the bottom plate 3 for installation, the outer surface of the bottom plate 3 is threadedly connected with the lead screw 4 for fixing, the lower end of the bottom plate 3 is fixedly installed with the sleeve 5 for connection, the side surface of the connecting plate 2 is inserted with the positioning pin 15 for fixing, the positioning pin 15 is threadedly connected on the side surface of the fixed frame 1 and penetrates the side surface of the connecting plate 2.

[0034] Through the setting of the positioning pin 15, the connecting plate 2 can be more firmly fixed on both sides of the fixed frame 1, and the bottom plate 3 can be fixed on the lower end of the fixed frame 1, to further ensure the stability of the whole device;

[0035] Embodiment three:

[0036] Please refer to Figures 1 to 5, in order to more stable fixing auxiliary rod 7 in the lower end of the buffer rod 6, the inner top wall of sleeve 5 is fixedly installed for reducing the buffer rod 6, the lower end of the buffer rod 6 is detachably connected for crushing auxiliary rod 7, the lower end of the buffer rod 6 is fixedly connected for connecting disc 16, the upper end of the disc 16 is inserted for fixing the pin, the upper end of the auxiliary rod 7 is fixedly connected for positioning the connecting disc 17, the upper end of the connecting disc 17 is provided with a threaded hole 18 for positioning;

[0037] Through the setting of disc 16, pin, connecting disc 17 and threaded hole 18, the auxiliary rod 7 can be more stably fixed at the lower end of the buffer rod 6, so as to prevent the auxiliary rod 7 from being separated from the buffer rod 6 during crushing.

[0038] In the utility model, the working steps of the device are as follows:

[0039] First, the oil cylinder 8 and the telescopic cylinder 10 are fixed in the inside of the fixed frame 1, that is, the drill rod 11 is fixed at the lower end of the telescopic cylinder 10, secondly, the oil cylinder 8 and the telescopic cylinder 10 in the inside of the fixed frame 1 can be fixed by the bolt 12 and the nut, then the bottom plate 3 is fixed at the lower end of the fixed frame 1 by the connecting plate 2, that is, the sleeve 5, the buffer rod 6 and the auxiliary rod 7 are combined together, and are fixed at the lower end of the bottom plate 3 by the lead screw 4, finally, the device can be connected with other equipment by the connecting frame 13.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A breaker hammer with an auxiliary stone crushing device, comprising a connecting plate (2) fixedly mounted on the side of a fixing frame (1), characterized in that: The lower end of the connecting plate (2) is fixedly connected to a base plate (3) for installation, the outer surface of the base plate (3) is threadedly connected to a screw rod (4) for fixing, the lower end of the base plate (3) is fixedly mounted with a sleeve (5) for connection, the inner top wall of the sleeve (5) is fixedly mounted with a buffer rod (6) for decompression, and the lower end of the buffer rod (6) is detachably connected to an auxiliary rod (7) for crushing.

2. A breaker hammer with an auxiliary stone crushing device according to claim 1, characterized in that: An oil cylinder (8) is clamped inside the fixing frame (1), and a buffer pad (9) for protection is fixedly installed on the upper end of the oil cylinder (8).

3. A breaker hammer with an auxiliary stone crushing device according to claim 2, characterized in that: A telescopic cylinder (10) is fixedly mounted on the lower end of the oil cylinder (8), and a drill rod (11) for crushing is fixedly mounted on the lower end of the telescopic cylinder (10).

4. A breaker hammer with an auxiliary stone crushing device according to claim 1, characterized in that: A bolt (12) for fixing is inserted into one side of the fixing frame (1), and a nut for fixing is threadedly connected to one end of the bolt (12).

5. A breaker hammer with an auxiliary stone crushing device according to claim 1, characterized in that: A connecting frame (13) for positioning is fixedly mounted on the upper end of the fixing frame (1), and a screw (14) for fixing is inserted into the upper end of the connecting frame (13).

6. A breaker hammer with an auxiliary stone crushing device according to claim 1, characterized in that: A positioning pin (15) for fixing is inserted into the side surface of the connecting plate (2), and the positioning pin (15) passes through the side surface of the connecting plate (2) and is threadedly connected to the side surface of the fixing frame (1).

7. A breaker hammer with an auxiliary stone crushing device according to claim 1, characterized in that: The lower end of the buffer rod (6) is fixedly connected to a disc (16) for connection, and the upper end of the disc (16) is plugged with a pin for fixing.

8. The breaker hammer with auxiliary stone crushing device according to claim 1, characterized in that: The upper end of the auxiliary rod (7) is fixedly connected to a connection plate (17) for positioning, and the upper end of the connection plate (17) is provided with a threaded hole (18) for positioning.

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