CN211362145U - Portable pneumatic pick - Google Patents

Abstract

The utility model relates to a portable pneumatic pick, including the pneumatic pick body, the top of pneumatic pick body is provided with the handle, one side of handle is provided with operating switch, the outside that the handle was kept away from to the pneumatic pick body slides and is provided with fixing device, fixing device includes the lantern ring, first spring, horizon bar and bracing piece, the cooperation of sliding of pneumatic pick body and lantern ring, the both ends of first spring are contradicted in the lantern ring, pneumatic pick body respectively, the side fixed connection of horizon bar and the lantern ring, the bracing piece has solved present pneumatic pick and has produced very big vibrations in crushing process with the bottom surface fixed connection of horizon bar, and too big vibrations can take place the tendency when making the pneumatic pick broken, can lead to the problem that the skew takes place in broken position, and its practicality is good, easily popularizes and applies, has great value.

Description

Portable pneumatic pick

Technical Field

The utility model relates to an air pick technical field, more specifically says, it relates to a portable air pick.

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 consists of air distributing mechanism, impact mechanism, pick drill rod, etc. the impact mechanism is one thick wall cylinder with one impact hammer capable of reciprocating along the inner wall of the cylinder, the pick drill rod has its tail inserted into the front end of the cylinder, and the air distributing valve box is installed in the back end of the cylinder.

At present, in the prior art, chinese patent No. CN2905357 discloses an air pick, which includes a pick handle, a coupling sleeve, an air inlet device and a valve device connected to the end of the coupling sleeve, a valve cabinet with an air return passage and a cylinder with an air outlet and an air return passage are sequentially disposed on the inner shoulder of the coupling sleeve, a hammer body, a pick drill, a drill rod sleeve and a head spring are disposed in the cylinder, the air pick further includes an air inlet valve device which is opened only when the direction of impact is consistent, a plurality of muffling holes are disposed on the side surface of the air pick muffling cover, a cushion pad is disposed between the pick handle and the coupling sleeve, and the air inlet device and the coupling sleeve of the air pick are connected by taper threads. The working process is as follows: the pick handle is held by hand, the top end of the pick drill rod is aligned to a working object, then the pick handle is pressed down, the air path is opened under the pressure and the self gravity of the air pick, and compressed air entering from the air inlet device quickly reaches the connecting sleeve through the valve device, so that the hammer body moves downwards at a high speed to impact the pick drill rod, and the pick drill rod is enabled to destroy the target object.

In the practical application process of the existing design, when a pick drill collides with a target object in the working process, the air pick upwards generates a large recoil, so that the recoil of the air pick acting on the palm of a worker is large, the air pick is inclined when being broken, the broken position is deviated, and peripheral buildings are influenced.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists among the prior art, the utility model aims at providing a portable pneumatic pick through setting up fixing device, reaches the accurate broken purpose of broken point.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a portable pneumatic pick, includes the pneumatic pick body, its characterized in that: the top of pneumatic pick body is provided with the handle, one side of handle is provided with work switch, the outside sideslip that the handle was kept away from to the pneumatic pick body is provided with fixing device, fixing device includes the lantern ring, first spring, horizon bar and bracing piece, the pneumatic pick body slides the cooperation with the lantern ring, the both ends of first spring are contradicted in the lantern ring, pneumatic pick body respectively, the side fixed connection of horizon bar and the lantern ring, the bottom surface fixed connection of bracing piece and horizon bar.

Through the technical scheme, the lantern ring, the horizontal pole, bracing piece and first spring constitute the fixing device to the pneumatic pick body jointly, insert the lantern ring through the pneumatic pick body and slide the cooperation with the lantern ring, press down the crushing work that the pneumatic pick body carries out broken point through the handle, when carrying out the breakage to broken point, produce great vibrations in the work, can not make the pneumatic pick body take place the skew when broken, can not lead to the fact the influence to near broken region, the setting of first spring, make broken back of accomplishing, construction worker loosens the handle, the elasticity of first spring makes the pneumatic pick body break away from broken point, accurate crushing work to broken point has been guaranteed.

The utility model discloses further set up to: the bracing piece includes lower beam and upper boom, the one end that the lower beam is close to the upper boom is provided with the guide bar, the upper boom is seted up and is slided the complex guiding hole with the guide bar, be provided with the damping spring that the cover was established on the guide bar between lower beam and the upper boom.

Through above-mentioned technical scheme, be provided with damping spring between upper boom and the lower beam, the pneumatic pick body produces great vibrations at the crushing process to the broken point, and power acts on upper boom and lower beam, and the upper boom slides the cooperation along guide bar and lower beam, and damping spring can effectively alleviate the vibrations that the broken during operation produced for the pneumatic pick body carries out normal work to the broken point.

The utility model discloses further set up to: and the bottom of the lower rod is provided with a self-locking universal wheel.

Through above-mentioned technical scheme, the bottom of bracing piece is provided with the auto-lock universal wheel, through the auto-lock universal wheel convenient in removing fixing device, can lock the auto-lock universal wheel in fixed position simultaneously, carry out the crushing work of broken point.

The utility model discloses further set up to: the fixed device is provided with a moving plate for carrying objects, one end of the moving plate is fixedly connected with the two adjacent lower rods, and the bottom of the other end of the moving plate is provided with a rotating wheel.

Through the technical scheme, the movable plate is arranged on the fixing device, one end of the movable plate is fixedly connected with the two adjacent lower rods, the rotating wheels are arranged at the bottom of the other end of the movable plate, and the movable plate can move synchronously and articles placed on the movable plate can move synchronously through the fixed connection of the movable plate and the fixing device.

The utility model discloses further set up to: and a hand push rod for pushing is arranged on the moving plate.

Through the technical scheme, the push rod used for pushing is arranged on the moving plate, a constructor does not need to bend over, and the fixing device is pushed to move by holding the push rod, so that the constructor can use the tool comfortably in the working process.

The utility model discloses further set up to: an elastic spring is installed below the air pick body, and a drill bit is installed below the elastic spring.

Through above-mentioned technical scheme, the elasticity spring is installed to the below of pneumatic pick body, and the drill bit is installed to the below of elasticity spring, and after the drill bit bored into broken point, if the phenomenon that the drill bit blocked, the cushioning effect of elasticity spring can effectively avoid drill bit and pneumatic pick body to take place the rupture, has improved the protection to the drill bit.

The utility model discloses further set up to: be provided with dust extraction on the pneumatic pick body, dust extraction includes dust absorption pipe, suction hood, dust catcher, the both ends of dust absorption pipe link to each other with the dust catcher respectively, the suction hood sets up and keeps away from one of handle at the pneumatic pick body and serves.

Through above-mentioned technical scheme, be provided with dust extraction on the pneumatic pick body, dust catcher, dust absorption pipe, suction hood's cooperation is used, and suction hood and this body coupling of pneumatic pick, dust absorption pipe are connected with suction hood, dust catcher, carry out the dust absorption to the dust that produces in the crushing work and handle, avoid the construction workman to inhale a large amount of smoke and dust at work, cause the injury to construction workman's health, avoid the injury to the environment simultaneously.

The utility model discloses further set up to: the horizontal rod is provided with a reinforcing rod, and two ends of the reinforcing rod are fixedly connected with the horizontal rod and the supporting rod respectively.

Through above-mentioned technical scheme, the both ends of anchor strut respectively with horizon bar, bracing piece fixed connection, anchor strut, horizon bar, bracing piece three have enclosed into a triangle-shaped, and triangle-shaped has stability, and the anchor strut realizes fixing device's reinforcement for whole more firm.

The utility model discloses further set up to: the handle is fixedly connected with the air pick body through bolts.

Through above-mentioned technical scheme, the handle passes through bolt fixed connection with the pneumatic pick body, and detachable connected mode can be maintained and change the handle of damage.

To sum up, the utility model discloses following beneficial effect has:

(1) when the crushing point is crushed, large vibration is generated during working, the fixing device cannot enable the air pick body to deviate during crushing, the influence on the area near the crushing cannot be caused, after the crushing is finished, a constructor loosens the handle, the elastic force of the first spring enables the air pick body to be separated from the crushing point, and the accurate crushing work of the crushing point is guaranteed;

(2) the pneumatic pick body generates larger vibration in the crushing process of a crushing point, force acts on the upper rod and the lower rod, the upper rod is matched with the lower rod in a sliding mode along the guide rod, and the damping spring can effectively reduce the vibration generated in the crushing process, so that the pneumatic pick body can normally work on the crushing point;

(3) the dust suction device is arranged on the air pick body, dust suction is carried out on dust generated in crushing work by the dust suction device, a construction worker is prevented from sucking a large amount of smoke and dust in the work, the body of the construction worker is prevented from being injured, and meanwhile, the environment is prevented from being injured.

Drawings

Fig. 1 is a schematic structural view of a portable air pick;

fig. 2 is an exploded view of a portable pick, showing primarily the securing means;

fig. 3 is an exploded view of a portable pick, showing primarily a dust extraction device;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an enlarged view of the portion B in fig. 3.

Reference numerals: 1. a pneumatic pick body; 101. an end body; 1011. a fourth threaded hole; 102. a slider; 1021. a second threaded hole; 2. a handle; 21. a third threaded hole; 3. a fixing device; 31. a collar; 32. a first spring; 33. a horizontal bar; 34. a support bar; 341. a rod is arranged; 3411. a guide hole; 342. a lower rod; 4. a reinforcing rod; 5. an elastic spring; 6. a drill bit; 7. a guide bar; 8. a dust collection device; 81. a dust collection pipe; 82. a dust hood; 83. a vacuum cleaner; 9. a self-locking universal wheel; 10. moving the plate; 11. a rotating wheel; 12. a handspike; 13. a bolt; 14. a working switch; 15. connecting sleeves; 151. a first threaded hole; 16. a stud; 17. a shock absorbing spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a portable pneumatic pick, combines fig. 1, includes pneumatic pick body 1, and pneumatic pick body 1 is coaxial ladder cylinder shape, and pneumatic pick body 1 includes end body 101 and the slider 102 of integrative connection, and the one end fixed mounting that the slider 102 was kept away from to end body 101 has handle 2.

Referring to fig. 3 and 4, the side surface of the handle 2 is fixedly provided with the operating switch 14, the joint of the handle 2 and the end body 101 is provided with a third threaded hole 21, the end body 101 is provided with a fourth threaded hole 1011, the third threaded hole 21 is internally provided with a bolt 13, and the bolt 13 is sequentially in threaded fit with the third threaded hole 21 and the fourth threaded hole 1011 to fix the handle 2 and the end body 101.

Referring to fig. 1 and 2, a drill bit 6 is rotatably mounted at an end of the slider 102, an elastic spring 5 fixedly connected with the drill bit 6 is fixed at the end of the slider 102, and the elastic spring 5 can prevent the drill bit 6 from being broken due to being stuck at a breaking point in the rotation process of the drill bit 6.

Referring to fig. 1, the slider 102 is slidably provided with a fixing device 3, the fixing device 3 includes a collar 31, a first spring 32, horizontal rods 33, and support rods 34, the horizontal rods 33 are uniformly fixed on an outer side surface of the collar 31, preferably, the number of the horizontal rods 33 is three, and the support rods 34 are fixedly connected with an end portion of the horizontal rod 33 far away from the collar 31.

Combine fig. 1, the tip of slider 102 inserts in the lantern ring 31 and the cooperation of sliding with the lantern ring 31, and first spring 32 cover is on slider 102 and both ends are inconsistent with lantern ring 31, end body 101 respectively, in the course of the work, press down through handle 2 and make drill bit 6 and broken point contact, continuously push down and carry out the breakage to broken point, when broken the completion, unclamp handle 2, the elasticity of first spring 32 bounces pick body 1 for pick body 1 breaks away from ground.

With reference to fig. 1 and 2, the horizontal rod 33 is provided with the reinforcing rod 4, two ends of the reinforcing rod 4 are respectively and fixedly connected with the horizontal rod 33 and the supporting rod 34, and the reinforcing rod 4, the horizontal rod 33 and the supporting rod 34 form a triangle, so that the overall stability is improved.

With reference to fig. 1 and 2, the bottom of the supporting rod 34 is fixedly provided with the self-locking universal wheel 9, the fixing device 3 can be conveniently moved through the self-locking universal wheel 9, and meanwhile, the self-locking universal wheel 9 can be locked at a fixed position to perform crushing work at a crushing point, so that a large amount of manpower is saved, and the working efficiency is improved.

Referring to fig. 1 and 2, the support rod 34 includes a lower rod 342 and an upper rod 341, a guide rod 7 is fixedly mounted on the top surface of the lower rod 342, a guide hole 3411 is formed in the bottom surface of the upper rod 341, a damping spring 17 sleeved on the guide rod 7 is arranged between the lower rod 342 and the upper rod 341, the air pick body 1 is in the process of crushing the crushing point, the upper rod 341 is in sliding fit with the lower rod 342 along the guide rod 7, great vibration is generated, vibration force acts on the upper rod 341 and the lower rod 342, the damping spring 17 can effectively reduce vibration generated during crushing operation, and the air pick body 1 can normally work on the crushing point.

Referring to fig. 1 and 2, a moving plate 10 is fixedly mounted on the lower rod 342, an object is placed on the moving plate 10, a rotating wheel 11 is mounted at the bottom of one end of the moving plate 10 far away from the fixing device 3, and the moving plate 10 is driven by the movement of the fixing device 3.

With reference to fig. 1 and 2, a dust suction device 8 is arranged on the movable plate 10, the dust suction device 8 includes a dust collector 83, a dust suction pipe 81 and a dust suction hood 82, the dust collector 83 is placed on the top surface of the movable plate 10, the dust suction hood 82 is detachably arranged at one end of the sliding body 102 far away from the end body 101, two ends of the dust suction pipe 81 are respectively connected with the dust suction hood 82 and the dust collector 83, dust suction treatment is performed on dust generated in crushing work, a large amount of smoke and dust is prevented from being sucked by a constructor in work, injury to the body of the constructor is avoided, and meanwhile, injury to the environment is avoided.

With reference to fig. 3 and 5, the dust hood 82 is sleeved on the end portion of the sliding body 102, the connection sleeve 15 is integrally formed on one side of the dust hood 82 facing the end body 101, a first threaded hole 151 is formed in a side wall of the connection sleeve 15, a second threaded hole 1021 corresponding to the first threaded hole 151 is formed in the sliding body 102, the first threaded hole 151 is provided with a stud 16, and the screw is sequentially in threaded connection with the first threaded hole 151 and the second threaded hole 1021 to fixedly connect the dust hood 82 and the sliding body 102.

Referring to fig. 1, a hand push rod 12 is fixedly installed on a top surface of one side of the moving plate 10 away from the fixing device 3, the height of the hand push rod 12 is adapted to the height of a person, and a constructor does not need to bend over and pushes the fixing device 3 to move by holding the hand push rod 12, so that the constructor can comfortably use tools during working.

When in use:

the fixing device 3 is moved to a site to be constructed through the hand push rod 12, the air pick body 1 is slidably inserted into the sleeve ring 31 on the sleeve ring 31 of the fixing device 3, the first spring 32 is abutted to the end face of the air pick body 1, the dust collection cover 82 is fixedly installed at the bottom of the air pick body 1, and the dust collection cover 82 is communicated with the dust collector 83 through the dust collection pipe 81.

During operation, the self-locking universal wheel 9 is locked, the handle 2 is held, the switch of the dust collector 83 is switched on, dust is collected on a crushing point, a constructor holds the handle 2, the working switch 14 fixed on the handle 2 is switched on, the handle 2 is pressed downwards to crush the crushing point, the first spring 32 and the damping spring 17 relieve vibration generated in the operation, when the operation is completed, the constructor stops working the switch 14, the handle 2 is released, the air pick body 1 is lifted up along the lantern ring 31 in a sliding mode through the elastic force of the first spring 32, and the air pick body 1 is separated from the ground.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a portable pneumatic pick, includes pneumatic pick body (1), its characterized in that: the top of pneumatic pick body (1) is provided with handle (2), one side of handle (2) is provided with work switch (14), the outside gliding of handle (2) is kept away from in pneumatic pick body (1) is provided with fixing device (3), fixing device (3) are including the lantern ring (31), first spring (32), horizon bar (33) and bracing piece (34), the cooperation of sliding of pneumatic pick body (1) and lantern ring (31), the both ends of first spring (32) are contradicted in lantern ring (31), pneumatic pick body (1) respectively, the side fixed connection of horizon bar (33) and lantern ring (31), the bottom surface fixed connection of bracing piece (34) and horizon bar (33).

2. The portable air pick of claim 1, wherein: the supporting rod (34) comprises an upper rod (341) and a lower rod (342), a guide rod (7) is arranged at one end, close to the upper rod (341), of the lower rod (342), a guide hole (3411) matched with the guide rod (7) in a sliding mode is formed in the upper rod (341), and a damping spring (17) sleeved on the guide rod (7) is arranged between the lower rod (342) and the upper rod (341).

3. The portable air pick of claim 2, wherein: the bottom of the lower rod (342) is provided with a self-locking universal wheel (9).

4. The portable air pick of claim 3, wherein: the fixed device (3) is provided with a moving plate (10) for carrying objects, one end of the moving plate (10) is fixedly connected with the two adjacent lower rods (342), and the bottom of the other end of the moving plate (10) is provided with a rotating wheel (11).

5. The portable air pick of claim 4, wherein: a hand push rod (12) for pushing is arranged on the moving plate (10).

6. The portable air pick of claim 1, wherein: an elastic spring (5) is arranged below the air pick body (1), and a drill bit (6) is arranged below the elastic spring (5).

7. The portable air pick of claim 1, wherein: be provided with dust extraction (8) on pneumatic pick body (1), dust extraction (8) are including dust absorption pipe (81), suction hood (82), dust catcher (83), the both ends of dust absorption pipe (81) link to each other with dust catcher (83) respectively, suction hood (82) set up in pneumatic pick body (1) keep away from one of handle (2) and serve.

8. The portable air pick of claim 1, wherein: the horizontal rod (33) is provided with a reinforcing rod (4), and two ends of the reinforcing rod (4) are fixedly connected with the horizontal rod (33) and the supporting rod (34) respectively.

9. The portable air pick of claim 1, wherein: the handle (2) is fixedly connected with the air pick body (1) through a bolt (13).

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