CN219297874U - Vibration impact pick - Google Patents

Abstract

The utility model belongs to the technical field of impact pickaxes, and provides a vibration impact pickaxe which comprises a shell, a power supply assembly, a pickaxe body assembly and a damping structure, wherein the pickaxe body assembly comprises a brushless motor, a universal spring flexible shaft, a conical vibrator, a pickaxe body shell and a pickaxe head, the damping structure comprises a rubber damping block and a universal joint, the power supply assembly is arranged in the shell and supplies power to the brushless motor, a flange of the brushless motor, the universal joint and the pickaxe body shell are sequentially connected, an output end of the brushless motor, the universal spring flexible shaft, the conical vibrator and the pickaxe head are sequentially connected, the rubber damping block is sleeved outside the universal spring flexible shaft and the universal joint, the pickaxe body shell is sleeved outside the conical vibrator, and a handle is connected to the outside of the shell. The utility model can reduce the vibration suffered by the user of the impact pick during use. In this case, the operator can be put into a tired state later, thereby extending the continuous working time of the impact pick.

Description

Vibration impact pick

Technical Field

The utility model belongs to the technical field of impact tools, and particularly relates to a vibration impact pick.

Background

The tamping pick special for railway is a small machine tool for tamping and compacting railway ballast beds (the ballast beds refer to ballast beds filled with granular materials which are tough in texture, not easy to weather, small in water absorption, good in cold resistance, elastic and not easy to smash) and bridge construction concrete, and is widely applied to maintenance operations such as rail replacement, turnout maintenance, concrete sleeper replacement, stress relief, pad tamping and the like. The working quality of the tamping pick directly influences the driving safety of railway transportation.

The pick body assembly of the existing lithium battery tamping pick is rigidly connected with the hand holding part through a bolt, and vibration of the pick body shell of the structure can be transmitted to the hand of an operator through the bolt under the condition that the vibration is not reduced in the use process. As can be seen, the conventional impact pick cannot reduce the vibration received by the user of the impact pick during use.

To this end we provide a vibratory impact pick.

Disclosure of Invention

The utility model provides a vibration impact pick, which aims at solving the problem of reducing vibration suffered by a user of the impact pick when the impact pick is used.

The utility model discloses a vibration impact pick which comprises a shell, a power supply assembly, a pick body assembly and a damping structure, wherein the pick body assembly comprises a brushless motor, a universal spring flexible shaft, a conical vibrator, a pick body shell and a pick head, the damping structure comprises a rubber damping block and a universal joint, the power supply assembly is arranged in the shell and supplies power to the brushless motor, a flange, the universal joint and the pick body shell of the brushless motor are sequentially connected, an output end of the brushless motor, the universal spring flexible shaft, the conical vibrator and the pick head are sequentially connected, the rubber damping block is sleeved outside the universal spring flexible shaft and the universal joint, the pick body shell is sleeved outside the conical vibrator, and a handle is connected to the outside of the shell.

Preferably, the damping structure further comprises bolts, and two ends of the universal joint are respectively connected with the flange and the pick body shell through the bolts.

Preferably, the brushless motor is a hollow shaft front air-out brushless motor, and an axial flow fan is fixedly sleeved on a hollow shaft of the brushless motor.

Preferably, the vibration impact pick further comprises a remote controller, and the remote controller is used for controlling the stopping operation of the vibration impact pick.

Preferably, an illuminating lamp is arranged outside the shell.

Preferably, warning lamps are arranged outside the shell, at least four warning lamps are arranged, and the warning lamps are respectively arranged around the shell.

Preferably, a main switch is mounted outside the housing.

Preferably, the power supply assembly comprises a battery, a carbon fiber heating plate and a temperature sensor, wherein the temperature sensor is connected with the carbon fiber heating plate, and the carbon fiber heating plate wraps the battery.

The vibration impact pick has the beneficial effects that the pick body assembly vibrates in the use process, and the vibration is transmitted to the universal joint, at the moment, the universal joint can be regarded as a flexible connecting piece, the rubber damping block is made of rubber, the rubber damping block has the characteristic of soft quality, the motion amplitude of the universal joint is reduced by the rubber damping block, and the vibration transmission is further weakened, so that the damping effect is achieved. The transmission direction of vibrations is: pick, conical vibrator, pick body shell, universal joint, brushless motor, vibration impact pick's casing, handle. During the transmission process, the vibration transmitted to the handle is weakened by the rubber damping block at the universal joint, so that the vibration suffered by the user of the impact pick during use can be reduced. In this case, the operator can be put into a tired state later, thereby extending the continuous working time of the impact pick.

Drawings

FIG. 1 is a schematic view of the overall structure of a vibratory impact pick provided by the present utility model;

FIG. 2 is a schematic diagram of a power supply assembly of a vibratory impact pick provided by the utility model;

FIG. 3 is a schematic diagram of an exploded structure of a portion of a pick assembly of a vibratory impact pick provided by the present utility model;

FIG. 4 is a schematic view of a part of a combined structure of a vibration impact pick according to the present utility model;

fig. 5 is a schematic diagram of an end portion structure of a brushless motor of a vibration impact pick far away from a flange;

fig. 6 is a schematic diagram of one end structure of a brushless motor mounting flange of a vibration impact pick according to the present utility model;

fig. 7 is a schematic view of a brushless motor of a vibration impact pick according to the present utility model;

FIG. 8 is a schematic sectional view of a vibration-damping structure of a vibratory impact pick according to the present utility model;

FIG. 9 is a schematic top view of a vibration-impact pick according to the present utility model;

FIG. 10 is a schematic view of a vibration-damping structure of a vibratory impact pick according to the present utility model;

fig. 11 is a block diagram of a vibratory impact pick system provided by the present utility model.

In the figure: 1-shell, 2-power supply assembly, 21-battery, 22-carbon fiber heating plate, 23-temperature sensor, 3-pick body assembly, 31-brushless motor, 32-universal spring flexible shaft, 33-conical vibrator, 34-pick body shell, 35-pick head, 4-remote controller, 5-shock-absorbing structure, 51-rubber shock-absorbing block, 52-universal joint, 53-bolt, 6-light, 7-warning lamp, 8-handle, 9-master switch.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The utility model reduces the vibration suffered by the user of the impact pick during use through the rubber shock absorbing block. In this case, the operator can be put into a tired state later, thereby extending the continuous working time of the impact pick.

Referring to fig. 1 to 11, the utility model provides a vibration impact pick, which comprises a shell 1, a power supply assembly 2, a pick body assembly 3 and a damping structure 5, wherein the pick body assembly 3 comprises a brushless motor 31, a universal spring flexible shaft 32, a conical vibrator 33, a pick body shell 34 and a pick head 35, the damping structure 5 comprises a rubber damping block 51 and a universal joint 52, the power supply assembly 2 is arranged in the shell 1 and supplies power to the brushless motor 31, a flange 36 of the brushless motor 31, the universal joint 52 and the pick body shell 34 are sequentially connected, an output end of the brushless motor 31, the universal spring flexible shaft 32, the conical vibrator 33 and the pick head 35 are sequentially connected, the rubber damping block 51 is sleeved outside the universal spring flexible shaft 32 and the universal joint 52, the pick body shell 34 is sleeved outside the conical vibrator 33, and the handle 8 is connected to the outside of the shell 1. When the device is used, an operator holds the handle 8 and starts the device, the power supply assembly 2 provides electric energy for the brushless motor 31, the power supply assembly 2 is connected with the brushless motor 31 through a chopping frequency conversion circuit (marked in the figure, the chopping frequency conversion circuit is a circuit comprising a frequency converter, the chopping frequency conversion circuit is in the prior art and is not described in detail herein), the chopping frequency conversion circuit is used for converting direct current of the power supply assembly 2 into direct current pulse power, the chopping frequency converter is used for adjusting the frequency or the width of pulses to change the increase and decrease of the effective value of the direct current pulse power, so that the aim of large vibration micro impact is achieved, the output end of the brushless motor 31 rotates at a constant speed, and the output end of the brushless motor 31 drives the universal spring flexible shaft 32 and the conical vibrator 33 to irregularly rotate in the pick body housing 34 and vertically impact the pick 35, and the aim of large vibration micro impact is achieved. The method solves the requirements of avoiding crushing and tamping of railway ballast and concrete ballast. And further realize the tamping drum compacting operation of the pick body assembly 3. In the process, the pick 35 vibrates, and the vibration is transmitted to the universal joint 52 through the pick body housing 34, at this time, the universal joint 52 is similar to a flexible connecting piece, the rubber shock-absorbing block 51 is made of rubber, the rubber shock-absorbing block 51 has the characteristic of soft, the motion amplitude of the universal joint 52 is reduced, the vibration transmission is further reduced, the vibration reduction effect is achieved, the vibration at the handle 8 is reduced, and the vibration of the hand of an operator is further reduced. The problem that the hands of an operator vibrate for a long time when the operator uses the existing lithium battery tamping pick to operate for a long time, so that the hands of the operator are tingled is solved.

As an example, the shock absorbing structure 5 further includes bolts 53, and both ends of the universal joint 52 are respectively connected to the flange 36 and the pick body case 34 through the bolts 53. The bolts 53 are in threaded connection with the flange 36, so that the connecting structure is high in reliability and convenient to connect.

As an example, the brushless motor 31 is a hollow shaft front wind-out brushless motor, and an axial fan 37 is fixedly sleeved on a hollow shaft 38 of the brushless motor 31. In the running process of the brushless motor 31, the hollow shaft 38 drives the axial flow fan 37 to rotate, fresh air is sucked while the axial flow fan 37 rotates, and the hot air is blown out through the winding to dissipate heat. Avoiding overheating of the brushless motor 31 caused by long-time operation of the vibration impact pick.

As an example, the vibratory impact pick further comprises a remote control 4, said remote control 4 being adapted to control the stopping operation of said vibratory impact pick. The vibration impact pick further comprises a remote control signal receiving module (not shown in the figure, the remote control signal receiving module can be a remote control signal receiving module disclosed in patent number CN01144785.0 and is not described in detail herein), the remote controller 4 encodes key information through a modern digital encoding technology, light waves are emitted through an infrared diode, the light waves convert received infrared signals into electric signals through an infrared receiver of the receiver, the electric signals are decoded by a processor, corresponding instructions are demodulated to achieve the required operation requirements for controlling equipment such as a set top box and the like, the remote controller 4 remotely transmits control instructions to the remote control signal receiving module, the remote control signal receiving module transmits control signals to the controller after receiving the instructions of the remote controller, and the controller performs corresponding control. The effect that the safety guard remotely controls the vibration impact pick to stop working through the remote controller is further achieved, and the defect that constructors cannot receive a sound command sent by the safety guard to stop working when using interphones in a noisy environment site is overcome.

As an example, the outside of the housing 1 is mounted with an illumination lamp 6. The illuminating lamp 6 provides illumination effect for the vibration impact pick to work in the environment with darker light, and the illuminating equipment is not required to be installed temporarily. The vibration impact pick is ensured to be suitable for tunnel operation or night operation.

As an example, the housing 1 is externally provided with at least four warning lamps 7, and the warning lamps 7 are respectively installed around the housing 1. The warning light adopts LED red lamp pearl, and when vibration impact pick operation, warning light 7 lights to play the warning effect. Temporary construction warning equipment is not required to be installed during operation.

As an example, a main switch 9 is mounted on the outside of the housing 1. The master switch 9 is connected with the controller and is used for controlling the starting and stopping of the vibration impact pick.

As an example, the power supply assembly 2 includes a battery 21, a carbon fiber heating sheet 22, and a temperature sensor 23, the temperature sensor 23 is connected to the carbon fiber heating sheet 22, and the carbon fiber heating sheet 22 wraps the battery 21. The main component of the carbon fiber is carbon, and after the carbon atoms in the carbon fiber are excited by electrons in the current, the electrons in the carbon atoms are in an excited state to generate energy level transition, so that vibration occurs. The electron vibration generates heat, and the heat radiation is carried out in an electromagnetic wave mode to further heat the battery 21 in a micro-quantity mode, so that the temperature of the battery 21 is ensured, and the problem of power shortage of the battery 21 caused by too low environmental temperature is avoided. The temperature sensor 23 detects the temperature of the battery 21 at the moment, the temperature sensor 23 transmits temperature data to a controller (not shown in the figure, the controller may be a PLC, for example, a siemens controller, the controller is a prior art and is not described in detail herein), a temperature threshold is set in the controller, and when the temperature is lower than the set threshold, the controller controls the carbon fiber heating plate 22 to obtain electricity, and the carbon fiber heating plate 22 heats the battery, so as to ensure the temperature of the battery 21, and avoid the problem of power shortage of the battery 21 caused by the excessively low ambient temperature.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. The utility model provides a vibration impact pick, its characterized in that, including casing (1), power supply assembly (2), pick body assembly (3) and shock-absorbing structure (5), pick body assembly (3) include brushless motor (31), universal spring flexible axle (32), conical vibrator (33), pick body shell (34) and pick head (35), shock-absorbing structure (5) include rubber snubber block (51) and universal joint (52), power supply assembly (2) install in the inside of casing (1) and for brushless motor (31) power supply, flange (36) of brushless motor (31), universal joint (52) and pick body shell (34) connect gradually, and output, universal spring flexible axle (32), conical vibrator (33) and pick head (35) of brushless motor (31) connect gradually, rubber snubber block (51) cover is established in the outside of universal spring flexible axle (32) and universal joint (52), pick body shell (34) cover is established in the outside of conical vibrator (33), the outside of casing (1) is connected with handle (8).

2. A vibratory impact pick according to claim 1, wherein said shock absorbing structure (5) further comprises a bolt (53), both ends of said universal joint (52) being connected to said flange (36) and said pick body housing (34) respectively by means of said bolt (53).

3. A vibratory impact pick according to claim 1, wherein the brushless motor (31) is a hollow shaft front wind-out brushless motor, and an axial fan (37) (37) is fixedly sleeved on a hollow shaft (38) of the brushless motor (31).

4. A vibratory impact pick according to claim 1, further comprising a remote control (4), said remote control (4) being adapted to control a stopping operation of said vibratory impact pick.

5. A vibratory impact pick according to claim 1, characterized in that an illumination lamp (6) is mounted outside the housing (1).

6. A vibratory impact pick according to claim 1, characterized in that said housing (1) is externally provided with warning lamps (7), said warning lamps (7) being at least four, said warning lamps (7) being respectively mounted around said housing (1).

7. A vibratory impact pick according to claim 1, characterized in that a main switch (9) is mounted outside the housing (1).

8. A vibratory impact pick according to claim 1, characterized in that said power supply assembly (2) comprises a battery (21), a carbon fiber heating plate (22) and a temperature sensor (23), said temperature sensor (23) being connected to said carbon fiber heating plate (22), said carbon fiber heating plate (22) enveloping said battery (21).

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