CN201030547Y - Inlet-outlet guiding means of pneumatic tool - Google Patents

Abstract

The utility model discloses an air charging-and-discharging guiding means of a pneumatic tool, wherein a charging-and-discharging channel is disposed inside a grip of the pneumatic tool and thread holes which respectively enables the connectors of the charging pipe and the discharging pipe to be bolt combined directly or indirectly are arranged at the outer end of the channel. The two connectors bolt connected to the pneumatic tool are respectively connected to ends of two combined pressure tubes, wherein one of the combined pressure tubes is finally connected to the outlet of the pressure air while the other is finally connected to a sound-absorb device. The work environment is free of noisy caused by the discharging of the pressure air due to that the pressure air will be discharged while the tool suite is working and will be further guided by the two combined pipes.

Description

Air tool inlet and outlet guiding device

Technical field

The utility model is relevant a kind of pneumatic tool, refers to a kind of air tool inlet and outlet guiding device especially.

Background technology

At existing pneumatic tool, be supply by pressure air, in the time of pressure air moment eliminating, the power motor action of tool assembly inside is provided, and then the tool assembly required drive is provided.

At existing pneumatic tool, when pressure air moment provides the action of tool assembly power motor, pressure air needs a perfect exhaust channel, the pressure air of input could effectively can convert air to suitable kinetic force, during power conversion, directly pressure air is expelled to outside the instrument, can obtains the best energy, relative, the level of noise that work produces is for the highest.

When how to provide energy conversion, the noise that pressure air is discharged can be improved simultaneously, is the positive improved focus of pneumatic tool dealer.

The utility model content

Main purpose of the present utility model, be to be air tool inlet and outlet end, respectively at two and the pressure pipe end that closes, be bolted in air tool inlet and outlet end with joint, when pneumatic tool carries out work, control pressure air by trigger and enter, pressure air action back moment discharge, directly by and another force pipe of closing be directed in the muffler, when pneumatic tool moves, effectively reduce pressure air and discharge the noise that produces.

Secondary objective of the present utility model is to be directly to set up the be spirally connected screw thread of a path to the outer end with two and the pneumatic tool that connects of combined pressure solenoid in its inlet and outlet end, but the tool construction of effective simplification inlet and outlet end.

Purpose once more of the present utility model, be to be with two and the pneumatic tool that connects of combined pressure solenoid, force pipe in its inlet and outlet end connection, wherein a force pipe is the output that is connected to the pressure air storage cylinder that is connected with compressor, or on the difference joint of pressure suppling system, provide the supply of a pressure air.

For achieving the above object, technical solution of the present utility model is:

A kind of air tool inlet and outlet guiding device, it includes:

One pneumatic tool, be provided with a handle for the hand gripping, handle is provided with a trigger, one end of top body is provided with set of tools, the inside of handle is provided with the inlet and outlet path, this intake channel extends to the valve body abutting end of trigger inside by the outer end screwed hole, and this exhaust channel extends to the outer end screwed hole by the inner passage;

One is located at first screwed hole of pneumatic tool handle end, and this first screwed hole is through a replacement spiral shell spare, or direct being spirally connected with inlet suction port combines; The inner edge of this screwed hole extends to the valve body end of trigger inside with the path of suitable diameter;

One is located at second screwed hole of pneumatic tool handle end, and this second screwed hole is through a replacement spiral shell spare, or direct being spirally connected with exhaust joint combines; The inner edge of this screwed hole extends inner exhaust channel with the path of suitable diameter;

Two and the combined pressure solenoid, an end is provided with peels off pipeline, is positioned at peel tip and is provided with fixture, and two separate pipe fitting end spiral shells is provided with joint; Two and the combined pressure solenoid other end be provided with and peel off pipeline, be positioned at the pressure air inlet end, be plugged in the joint combination of difference pipe end with joint, exhaust end combines with a hush kit with joint.

Described air tool inlet and outlet guiding device, wherein this two and the force pipe that closes, in the pressure pipe end of exhaust, a kind of is to combine with the difference pipe end grafting of pressure air exhaust system.

The beneficial effects of the utility model are:

With two and the pneumatic tool that connects of combined pressure solenoid, force pipe in its inlet and outlet end connection, wherein a force pipe is the force pipe setting with suitable diameter, one end is spirally connected with exhaust joint and pneumatic tool, force pipe with and the mode of closing be connected to the link of hush kit, the pressure air of discharging after the work is provided, enter in the hush kit, when effectively isolating pneumatic tool work, discharge noise at the pressure air that working range produces.

With two and the pneumatic tool that connects of combined pressure solenoid, in air tool operating position, be connected to hush kit by blast pipe, in the operating environment during pneumatic tool work, the noise that pressure air is discharged is by effective isolation.

With two and the pneumatic tool that connects of combined pressure solenoid, during pneumatic tool work, can't hear the noise that pressure air is discharged.

Description of drawings

Fig. 1 is the air tool inlet and outlet guiding device of a utility model schematic diagram;

Fig. 2 is the stereogram of the utility model inlet and outlet guiding device, the display module combination situations;

Fig. 3 is the exploded view of the utility model inlet and outlet guiding device, the display module relation;

Fig. 4 is the profile of the utility model inlet and outlet guiding device, shows air tool inlet and outlet structure.

The primary clustering symbol description:

11: pneumatic tool 12: handle

13: body 14: trigger

15: set of tools 20: air inlet pipe

21: blast pipe 22: fixture

23: inlet suction port 24: exhaust joint

25: replace spiral shell spare 26: replace spiral shell spare

27: screwed hole 28: screwed hole

29: intake channel 30: exhaust channel

51: difference joint 52: the difference joint

The specific embodiment

Of the present utility model is relevant a kind of air tool inlet and outlet guiding device, and as shown in Figure 4, this pneumatic tool 11 mainly is to be provided with trigger 14 in handle 12, and body 13 outer ends of trigger 14 tops are provided with set of tools 15; Handle 12 outer ends of this pneumatic tool 11 are provided with screwed hole 27,28, be connected to the inlet end of the inside valve body of trigger 14 respectively with intake channel 29, pressure air by trigger 14 control intake channels 29 enters, and enters the air motor of body 13 inside, provides the front end tool group 15 required drives; By the inner valve body of trigger 14 controls, when making pressure air enter, an exhaust channel 30 is set in handle 12, the discharge of pressure air is provided.

Please consult Fig. 1 to Fig. 4 again, this pneumatic tool 11 is in the handle 12 inner inlet and outlet paths 29,30 that are provided with, be respectively equipped with screwed hole 27,28 in its end position, this screwed hole 27,28 a kind are to be spirally connected for replacing spiral shell spare 25,26 respectively, and being spirally connected with the inlet and outlet joint 23,24 of air inlet and exhaust piper 20,21 in the outer end of replacing spiral shell spare 25,26 combines again; Another kind is directly to provide the inlet and outlet joint 23,24 of air inlet and exhaust piper 20,21 ends to be spirally connected to be combined as a whole; So, the inlet and outlet path 29,30 that this pneumatic tool 11 is provided with in handle 12, directly be connected with two air inlet and exhaust pipers 20,21, provide pressure air directly to enter the path of the valve body front end of handle 12 triggers 14 inside, unlatching by trigger 14 application valve bodies, provide suitable path voltage supply power air to enter, pressure air enters body 13 inside, provides air motor and front end tool group 15 to produce action; Simultaneously, pressure air can be led to the exhaust channel 30 of handle 12, and the blast pipe 21 that is spirally connected by handle 12 outer end screwed holes 28 is guided pressure air to default hush kit again.

This is bolted in the air inlet and exhaust piper 20,21 of pneumatic tool 11 handles 12 outer ends, its be with and the force pipe setting of closing, two bodys have the ability of bearing high pressure, two ends of two bodys split the single body of a suitable length respectively, the end of single body is respectively equipped with suitable pipe joint, pipe joint is able to be spirally connected with the screwed hole 27,28 of handle 12 ends, or with replace spiral shell spare 25,26 and be spirally connected after, be bolted in again on the screwed hole 27,28 of handle 12 outer ends; Two ends of two air inlet and exhaust pipers 20,21 divide respectively and are changed to single body position, two bodys in a default separation length in abutting connection with the edge position, with a fixture 22 sockets wherein, to prevent two and close and continue between pipe to peel off.

Two force pipes 20,21 that should and close, one end connects with suitable joint 23,24, in the other end of force pipe 20,21, can select screw-type joint or snap joint according to the grafting form, the grafting of one pressure air inlet end is provided, reaches the pressure guiding of pressure air outlet side and subtract sound.

Provide a pressure air by the air compressor end, be sent to default difference joint 51, handle 12 ends of pneumatic tool 11 via force pipe, joint with two pressure pipe ends is spirally connected respectively, wherein a force pipe has a suitable length, and the end snap joint that is spirally connected combines with 51 grafting of difference joint; Another screws togather a joint by handle 12 ends of pneumatic tool 11 with steam vent, and the force pipe of this joint outer end guiding is with another force pipe and close; Two force pipes are also unified suitable length, in suitable position, force pipe in the pressure air outlet side, terminal connection one screw-type joint or snap joint, this joint combines with a hush kit grafting, or be plugged to snap joint on the difference joint 52 of pressure exhaust system, the pressure air of discharging when pneumatic tool is worked is directed in the default hush kit.

Be arranged in the pneumatic tool 11 of work, in inlet suction port 23 of end connection of handle 12, voltage supply power air is directed into trigger 14 front ends of pneumatic tool 11, required pressure when pneumatic tool 11 work are provided; Pneumatic tool 11 is when work, import suitable pressure air and carry out work by controlling of trigger 14, the pressure air that imports simultaneously needs in good time discharge, and the exhaust joint 24 that is spirally connected by handle 12 end thread holes 28, the guiding of blast pipe 21 import in the default hush kit at last; So, when pneumatic tool 11 work, during 15 work of pressure air driven tool group, having only the action volume of set of tools 15, original exhaust noise is effectively guided, effectively improves the noise of pneumatic tool 11 working spaces.

The utility model is by the explanation of the foregoing description, and the feature of complete announcement utility model and structural relation significantly know the improvement of the existing conspicuousness of the utility model, non-ly is precognition of the same trade or business and the utility model that can reach easily, and structure also has its originality.

Claims (2)

1. an air tool inlet and outlet guiding device is characterized in that, includes:

One pneumatic tool, be provided with a handle for the hand gripping, handle is provided with a trigger, one end of top body is provided with set of tools, the inside of handle is provided with the inlet and outlet path, this intake channel extends to the valve body abutting end of trigger inside by the outer end screwed hole, and this exhaust channel extends to the outer end screwed hole by the inner passage;

One is located at first screwed hole of pneumatic tool handle end, and this first screwed hole is through a replacement spiral shell spare, or direct being spirally connected with inlet suction port combines; The inner edge of this screwed hole extends to the valve body end of trigger inside with the path of suitable diameter;

One is located at second screwed hole of pneumatic tool handle end, and this second screwed hole is through a replacement spiral shell spare, or direct being spirally connected with exhaust joint combines; The inner edge of this screwed hole extends inner exhaust channel with the path of suitable diameter;

Two and the combined pressure solenoid, an end is provided with peels off pipeline, is positioned at peel tip and is provided with fixture, and two separate pipe fitting end spiral shells is provided with joint; Two and the combined pressure solenoid other end be provided with and peel off pipeline, be positioned at the pressure air inlet end, be plugged in the joint combination of difference pipe end with joint, exhaust end combines with a hush kit with joint.

2. air tool inlet and outlet guiding device according to claim 1 is characterized in that, wherein this two and the force pipe that closes, in the pressure pipe end of exhaust, a kind of is to combine with the difference pipe end grafting of pressure air exhaust system.

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