CN218698471U - Pneumatic pick with protector - Google Patents

Abstract

The utility model discloses an air pick with protector, including the air pick body, the air pick top is equipped with handheld buffering subassembly, the bottom of air pick body is equipped with drill bit buffering subassembly, air pick body middle part is equipped with the protective cover piece; the handheld buffering assembly comprises a sliding block, a sliding seat and a first spring, the sliding block is arranged at the top end of the pneumatic pick body, the sliding seat is provided with a hollow cavity structure with a notch for the bottom wall, the top end of the pneumatic pick body slides to penetrate through the notch and is arranged in the sliding seat, the sliding block is arranged in the sliding seat in a sliding mode, the bottom end of the first spring is arranged on the sliding block, and the top end of the first spring is arranged on the inner top wall of the sliding seat. The utility model belongs to the technical field of the pneumatic pick, specifically indicate a pneumatic pick with protector.

Description

Pneumatic pick with protector

Technical Field

The utility model belongs to the technical field of the pneumatic pick, specifically indicate a pneumatic pick with protector.

Background

The air pick is a hand-held construction machine which takes compressed air as power and utilizes the impact action to break hard objects. Is a hand-held implement, so the structure is required to be compact and the carrying is convenient. The pneumatic pick comprises a gas distribution mechanism, an impact mechanism, a pick drill rod and the like, wherein the impact mechanism is a thick-wall cylinder, an impact hammer is arranged in the thick-wall cylinder and can reciprocate along the inner wall of the cylinder, the tail part of the pick drill rod is inserted into the front end of the cylinder, and a gas distribution valve box is arranged at the rear end of the cylinder; patent CN110561351A discloses a pneumatic pick with a protection device, which realizes the buffer of the pneumatic pick during working, but on the other hand, when the worker holds the pneumatic pick to work, the force of the pneumatic pick vibrating continuously is applied to the hand of the worker, and the arm of the user is sore and lacks of the buffer structure after long-time use.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an air pick with protector.

In order to realize the above functions, the utility model discloses the technical scheme who takes as follows: the air pick with the protection device comprises an air pick body, wherein a handheld buffer assembly is arranged at the top end of the air pick body, a drill bit buffer assembly is arranged at the bottom of the air pick body, and a protection cover piece is arranged in the middle of the air pick body; the handheld buffer assembly comprises a sliding block, a sliding seat and a first spring, the sliding block is arranged at the top end of the pneumatic pick body, the sliding seat is provided with a hollow cavity structure with a notch for the bottom wall, the top end of the pneumatic pick body slides to penetrate through the notch and is arranged in the sliding seat, the sliding block is arranged in the sliding seat in a sliding mode, the bottom end of the first spring is arranged on the sliding block, the top end of the first spring is arranged on the inner top wall of the sliding seat, when the pneumatic pick body works, the sliding seat is held by an operator, the pneumatic pick body vibrates in an ordering mode, the sliding block slides in the sliding seat, and the spring elastically deforms to buffer the vibration to reduce the vibration amplitude of the arm of the user and further reduce the pain degree of the arm.

Further, the protective cover piece includes sliding sleeve, safety cover, bolt and dog, the sliding sleeve slip cap is located on the pneumatic pick body, the protective cover is located on the sliding sleeve, the end fixing of bolt is located on the lateral wall of pneumatic pick body, be equipped with the draw-in groove on the sliding sleeve, the draw-in groove bottom is equipped with the spacing groove, the bolt slides and passes the draw-in groove and arrange the spacing groove in, the dog is protruding type structure setting, the convex part of dog insert in the spacing groove and with bolt threaded connection, the diameter of the part that inserts in the spacing groove through the dog is greater than the width of draw-in groove, then can fix a position sliding sleeve and safety cover.

Furtherly, drill bit buffering subassembly is including fixed cover, slide bar and spring two, be equipped with the screw thread on the pneumatic pick body, the screw thread department threaded connection of fixed cover and pneumatic pick body, the slide bar slides and runs through fixed cover and both ends and stretch out, the top of slide bar is equipped with the connecting plate, the slide bar bottom is equipped with the ball, fixed cover is equipped with the cardboard on the slide bar, the spring two overlaps to be located on the slide bar and to locate between cardboard and the fixed cover diapire, and after the drill bit inserted ground, the ball of slide bar bottom supported ground, then the slide bar shifts up, then spring two takes place elastic deformation, then can cushion.

Preferably, handles are arranged on two side walls of the sliding seat.

Preferably, a plurality of groups of the first springs are uniformly arranged.

The utility model adopts the above structure to gain beneficial effect as follows: the utility model provides a pair of pneumatic pick with protector easy operation, the mechanism is compact, and reasonable design, when pneumatic pick body during operation, the handle of worker handheld slide position both sides, then when the pneumatic pick body takes place to shake, order about the slider and slide in the slide, elastic deformation takes place for the spring, can cushion vibrations, with the range of vibrations that alleviates user's arm, thereby alleviate arm aching pain degree, and after the drill bit inserts ground, the ball of slide bar bottom supports ground, then the slide bar shifts up, then elastic deformation takes place for two springs, then can cushion, the probability that the stone that can reduce the earth that splashes simultaneously splashes on one's body of worker, play the effect of protection, in addition through fixing the cover pneumatic pick body of screwing off earlier, rotatory dog makes it put aside from bolt and spacing groove again, then pull down the sliding sleeve, the bolt shifts out from the draw-in groove, can shift out the safety cover in the pneumatic pick body.

Drawings

Fig. 1 is a schematic view of the overall structure of an air pick with a protective device according to the present invention;

fig. 2 is a variation diagram of a disassembled stop of the pneumatic pick with a protective device according to the present invention;

fig. 3 is a side view of a stop block of an air pick with a protection device according to the present invention.

The pneumatic pick comprises a pick body 1, a hand-held buffer assembly 2, a drill bit buffer assembly 3, a protective cover 4, a protective cover piece 5, a sliding block 6, a sliding seat 7, a first spring 8, a notch 9, a sliding sleeve 10, a protective cover 11, a bolt 12, a stop dog 13, a clamping groove 14, a limiting groove 15, a fixed sleeve 16, a sliding rod 17, a second spring 18, a thread 19, a connecting plate 20, a ball 21, a clamping plate 22 and a handle.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model provides an air pick with a protection device, which comprises an air pick body 1, wherein a hand-held buffer assembly 2 is arranged at the top end of the air pick body 1, a drill bit buffer assembly 3 is arranged at the bottom of the air pick body 1, and a protection cover 4 is arranged in the middle of the air pick body 1; handheld buffering subassembly 2 includes slider 5, slide 6 and spring 7, the top of pneumatic pick body 1 is located to slider 5, slide 6 is equipped with the cavity structures setting of notch 8 for the diapire, the both sides wall of slide 6 all is equipped with handle 22, slide through notch 8 and locate in slide 6 is slided on the top of pneumatic pick body 1, slide 5 slides and locates in slide 6, on slider 5 is located to the bottom of spring 7, the interior roof of slide 6 is located on the top of spring 7, spring 7 evenly is equipped with the multiunit.

The protective cover piece 4 comprises a sliding sleeve 9, a protective cover 10, a bolt 11 and a stop block 12, the sliding sleeve 9 is sleeved on the pneumatic pick body 1 in a sliding mode, the protective cover 10 is sleeved on the sliding sleeve 9, the end portion of the bolt 11 is fixed on the side wall of the pneumatic pick body 1, a clamping groove 13 is formed in the sliding sleeve 9, a limiting groove 14 is formed in the bottom of the clamping groove 13, the bolt 11 slides to penetrate through the clamping groove 13 and is arranged in the limiting groove 14, the stop block 12 is arranged in a convex structure, and a convex portion of the stop block 12 is inserted into the limiting groove 14 and is in threaded connection with the bolt 11 through 18.

The drill bit buffer component 3 comprises a fixed sleeve 15, a sliding rod 16 and a second spring 17, wherein a thread 18 is arranged on the air pick body 1, the fixed sleeve 15 is in threaded connection with the thread 18 of the air pick body 1, the sliding rod 16 penetrates through the fixed sleeve 15 in a sliding mode and extends out of two ends of the fixed sleeve 15, a connecting plate 19 is arranged at the top end of the sliding rod 16, a ball 20 is arranged at the bottom end of the sliding rod 16, a clamping plate 21 is arranged on the fixed sleeve 15 on the sliding rod 16, and the second spring 17 is sleeved on the sliding rod 16 and is arranged between the clamping plate 21 and the bottom wall of the fixed sleeve 15.

When the pneumatic pick body 1 works, a worker holds the handles 22 on two sides of the position of the sliding seat 6, when the pneumatic pick body 1 vibrates, the sliding block 5 is driven to slide in the sliding seat 6, the first spring 7 elastically deforms, vibration can be buffered, the vibration amplitude of an arm of the user is reduced, the arm ache degree is reduced, after a drill bit is inserted into the ground, the ball 20 at the bottom end of the sliding rod 16 abuts against the ground, the sliding rod 16 moves upwards, the second spring 17 elastically deforms, buffering can be performed, meanwhile, the protective cover 10 can reduce the probability that splashed earth and stones are splashed onto the worker, the protective effect is achieved, in addition, the fixed sleeve 15 is screwed down to the pneumatic pick body 1, the stop block 12 is rotated to move away from the bolt 11 and the limiting groove 14, the sliding sleeve 9 is pulled downwards, the bolt 11 is moved out of the clamping groove 13, and the protective cover 10 can be moved out of the pneumatic pick body 1.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (5)

1. The utility model provides a pneumatic pick with protector which characterized in that: the pneumatic pick comprises a pneumatic pick body, wherein a handheld buffer assembly is arranged at the top end of the pneumatic pick body, a drill bit buffer assembly is arranged at the bottom of the pneumatic pick body, and a protective cover piece is arranged in the middle of the pneumatic pick body; the handheld buffering assembly comprises a sliding block, a sliding seat and a first spring, the sliding block is arranged at the top end of the pneumatic pick body, the sliding seat is provided with a hollow cavity structure with a notch for the bottom wall, the top end of the pneumatic pick body slides to penetrate through the notch and is arranged in the sliding seat, the sliding block is arranged in the sliding seat in a sliding mode, the bottom end of the first spring is arranged on the sliding block, and the top end of the first spring is arranged on the inner top wall of the sliding seat.

2. The pick with guard of claim 1, wherein: the protective cover piece comprises a sliding sleeve, a protective cover, a bolt and a stop block, wherein the sliding sleeve is sleeved on the air pick body in a sliding manner, the protective cover is sleeved on the sliding sleeve, the end part of the bolt is fixed on the side wall of the air pick body, a clamping groove is formed in the sliding sleeve, a limiting groove is formed in the bottom of the clamping groove, the bolt slides to penetrate through the clamping groove and is arranged in the limiting groove, the stop block is of a convex structure, and a convex part of the stop block is inserted into the limiting groove and is in threaded connection with the bolt.

3. The pick with guard of claim 2, wherein: drill bit buffering subassembly is including fixed cover, slide bar and spring two, be equipped with the screw thread on the pneumatic pick body, the screw thread department threaded connection of fixed cover and pneumatic pick body, the slide bar slides and runs through fixed cover and both ends and stretch out, the top of slide bar is equipped with the connecting plate, the slide bar bottom is equipped with the ball, fixed cover is equipped with the cardboard on the slide bar, the spring two overlaps to be located on the slide bar and locates between cardboard and the fixed cover diapire.

4. A pick with guard according to claim 3, wherein: handles are arranged on two side walls of the sliding seat.

5. The pick with guard of claim 4, wherein: and a plurality of groups of springs are uniformly arranged on the first spring.

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