CN2559428Y

CN2559428Y - Improved pneumatic silica gel gun

Info

Publication number: CN2559428Y
Application number: CN 02237984
Authority: CN
Inventors: 杨恒视
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-06-21
Filing date: 2002-06-21
Publication date: 2003-07-09
Anticipated expiration: 2012-06-21

Abstract

An improved air-powered silica gel gun is provided, which comprises a gun body and a valve lid. A valve plate is provided between the gun body and the valve lid; the gun body is provided with a gun handle, a laying base is arranged on the top of the gun handle, a signal channel is arranged between the gun handle and the laying base, an air inlet passage and a row of air passages are arranged in the gun handle, a valve base is arranged at the rear end of the laying base, a valve plate groove is arranged on the rear end surface of the valve base, a valve plate is inserted in the valve plate groove, an air output hole is provided at the center of the valve plate; the valve is provided between the valve base and the valve lid, the valve lid is provided with an air chamber, the thread of the valve lid is fixed on the rear end surface of the valve base by a plurality of screws, which makes the valve plate and the air chamber dovetailed into each other, the rear end of the valve lid is provided with a hollow pole base communicated with the signal channel , the gun body is a plastic-formed integrated gun body; the valve lid is a plastic-formed integrated valve lid; an air inlet hole communicated with the air chamber is arranged in the pole base, a row of air discharging holes are arranged at the two sides and the end surface of the rear end of the pole base. The utility model can improve the intensity of the locking, therefore rendering better air-sealing effect between the valve plate and the valve lid.

Description

Improved pneumatic silica gel gun

Technical field

The utility model relates to a kind of silica gel gun, relates in particular to a kind of improved pneumatic silica gel gun that alleviates overall weight and reduce secondary operations.

Background technology

As Fig. 8 and shown in Figure 9, it is a kind of existing pneumatic silica gel gun, this silica gel gun has a rifle body 6 and a valve gap 7 that forms with the aluminum metal integrally casting, this rifle body 6 has one for the pikestaff 61 that grips, these pikestaff 61 tops are provided with a placement rack 62, for placing a

silicone tube

9, and 62 of pikestaff 61 and placement racks are provided with a channel 63, wear for a control lever 64, be provided with an air intake duct 611 and an exhaust duct 612 in this pikestaff 61, voltage supply is contracted, and air enters and the waste gas eliminating, and all other car has internal thread 613 in air intake duct 611 and the exhaust duct 613, for being spirally connected into, the gas deflation assembly (not shown).And placement rack 62 rear ends are provided with a valve seat 65, be respectively equipped with a screw 651 around this valve seat 65,, offer a valve block groove 652 on these valve seat 65 rear end faces for solid this valve gap 7 of valve seat 65 rear end spiral shells, supply at valve seat 65 and 7 chimeric valve blocks 8 of valve gap, these valve block 8 centers are provided with a venthole 81.

This valve gap 7 is provided with an air chamber 71, the voltage supply air that contracts enters these valve blocks 8 of air chamber 71 effect to promote this silicone tube 9, and these valve gap 7 bottoms are provided with a duct 72 that communicates with this channel 63, and duct 72 other cars have an internal thread 721 and a pore 73 that communicates with valve gap 7 air chambers 71.The pole socket 74 that is spirally connected in this duct 72, this pole socket 74 is ccontaining for these control lever 64 rear ends, and pole socket 74 is provided with several air admission holes 741 and steam vent 742.

Whereby, silicone tube 9 is placed on the placement rack 62, and the tail end that makes silicone tube 9 is butted on the valve block 8 in the valve seat 65, by controlling the displacement of this control lever 64, makes control lever 64 backward again, and unlatching is positioned at the air admission hole 741 of pole socket 74, compressed air is entered in the air chamber 71 of valve gap 7 by air intake duct 611 channels 63 and air admission hole 741, and the venthole 81 by valve block 8 sprays again, with the sole piece 91 in pushing and pressing silicone tube 9 tail ends, with silica gel by extruding in the silicone tube 9, to fill up on workpiece.

Because the rifle body 6 and the valve gap 7 of this silica gel gun all form with the aluminum metal integrally casting, so itself have certain weight.Yet this silica gel gun must grip use, and limited sometimes place and need to lift high the use, if the preponderance of this silica gel gun, and the fatigue strength in the time of can increasing the user and grip, and allow the user can't grip use for a long time.

Moreover, because this rifle body 6 is to form with the aluminum metal integrally casting, so channel 63 necessary its smoothness of secondary operations of this rifle body 6, make this control lever 64 can be at channel 63 intrinsic displacements, and the internal thread 613 in inlet and outlet road 611,612 palpus secondary operations moulding equally in this pikestaff 61, and screw 651 on this valve seat 65 and valve block groove 652 must secondary operations, can't with the 6 integrally casting moulding of rifle body.And this valve gap 7 forms with the aluminum metal integrally casting equally, so the internal thread in this duct 72 721 must secondary operations, and for this pole socket 74 that is spirally connected, and this pole socket 74 must make separately, is bolted in this duct 72 again.Thus, the procedure of multiple tracks can make the processing procedure of this silica gel gun loaded down with trivial details, the error of precision and size in the time of also can causing secondary operations, and then cost is increased.

In addition, because this valve seat 65 is an aluminum metal, so the thread of this screw 651 is all aluminum metal, the locking intensity of this screw 651 weakened, and make the airtight effect reduction of 7 of this valve block 8 and valve gaps.

In addition, because the steam vent 742 on this pole socket 74 is both sides of being located at the bottom, and the aperture is too small, thus, can cause residual air to discharge fast, making still residually in the air chamber 714 of valve gap 7 has residual air, and can continue to push against this silicone tube 9, and then silica gel is constantly extruded, increase the puzzlement on using.

Summary of the invention

In order to overcome the above-mentioned shortcoming that existing pneumatic silica gel gun exists, the utility model provides a kind of improved pneumatic silica gel gun, because the rifle body and the valve gap of this silica gel gun all are material one ejection formation with plastics, so can alleviate the weight of silica gel gun integral body, and be lighter when making its holding operation.And channel, screw, internal thread and pole socket etc. all can one be finished when ejection formation, and can reach simultaneously must precision and size, the error in the time of not only can reducing secondary operations and also can reduce secondary operations, and make processing procedure simplify and reduce cost.Because this pole socket bottom is equipped with a wide-aperture steam vent, adds the steam vent of both sides, makes the interior residual air of air chamber of valve gap to discharge fast, and can not continue to push against this silicone tube, and then make silica gel can not continue to extrude.The utility model also can make the intensity of locking improve, thereby makes the airtight effect of this valve block and valve cover chamber preferable.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of improved pneumatic silica gel gun, it comprises a rifle body and a valve gap, this rifle body and this valve cover chamber are provided with a valve block; This rifle body is provided with a pikestaff, this pikestaff top is provided with a placement rack, be provided with a channel between this pikestaff and placement rack, be provided with an air intake duct and an exhaust duct in this pikestaff, and be equipped with the internal thread of moulding simultaneously in this air intake duct and this exhaust duct, this placement rack rear end is provided with a valve seat, be respectively equipped with a flush type nut around this valve seat, supply valve gap to be fixed at the rear end face of this valve seat, this valve seat rear end face is provided with a valve block groove, one valve block is embedded in this valve block groove, and this valve block center has a venthole; This valve block is between this valve seat and this valve gap, this valve gap is provided with an air chamber, valve gap is fixed at the rear end face of this valve seat by several screws, make this valve block and air chamber driving fit mutually, this valve gap tail end is provided with a hollow pole socket that communicates with channel, it is characterized in that the rifle body that described rifle body is the plastic shaping one; Described valve gap is the valve gap of plastic shaping one; Be provided with an air admission hole that communicates with described air chamber in the described pole socket, be respectively equipped with a steam vent on these both sides, pole socket rear end and the end face.

The beneficial effects of the utility model are that it can make the intensity of locking improve, thereby makes the airtight effect of this valve block and valve cover chamber preferable.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a three-dimensional appearance schematic diagram of the present utility model

Fig. 2 is a perspective exploded view of the present utility model

Fig. 3 is a cutaway view of the present utility model

Fig. 4 is the schematic diagram that the utility model does not move

Fig. 5 is the schematic diagram after the utility model action

Fig. 6 is the enlarged diagram of the utility model pole socket part

Fig. 7 is the enlarged diagram of the utility model valve seat part

Fig. 8 is a kind of perspective exploded view of existing pneumatic silica gel gun

Fig. 9 is the assembled sectional view of structure shown in Figure 8

The specific embodiment

See also Fig. 1 to Fig. 3, the utility model is a kind of improved pneumatic silica gel gun, and it is a rifle body 1 and a valve gap 2 of material one ejection formation that this silica gel gun has with plastics, and 2 of this rifle body 1 and valve gaps are provided with a valve block 3.

This rifle body 1 is provided with one for the pikestaff 11 that grips, these pikestaff 11 tops are provided with a placement rack 12, and establish a catch 13 in placement rack 12 front ends, for placement one silicone tube 4, and 12 of pikestaff 11 and placement racks are provided with a channel 14, wear for a control lever 5, be provided with an air intake duct 111 and an exhaust duct 112 in this pikestaff 11, voltage supply is contracted, and air enters and the waste gas eliminating, and is equipped with the internal thread 113 of moulding simultaneously in air intake duct 111 and the exhaust duct 112, for the inlet and outlet assembly (not shown) that is spirally connected.And placement rack 12 rear ends are provided with a valve seat 15, be respectively equipped with a flush type nut 151 around this valve seat 15, for valve seat 15 rear ends solid this valve gap 2 of screw spiral shell, these valve seat 15 rear end faces are provided with a valve block groove 152, for chimeric this valve block 3, and these valve block 3 centers are provided with a venthole 31.

This valve block 3 is between valve seat 15 and valve gap 2, and this valve gap 2 is provided with an air chamber 21, be fixed at valve seat 15 rear ends by valve gap 2, make this valve block 3 and air chamber 21 driving fit mutually, these valve gap 2 tail ends are provided with a hollow pole socket 22 that communicates with this channel 14, and are ccontaining for these control lever 5 rear ends, and are provided with an air admission hole 23 that communicates with air chamber 21 in this pole socket 22, the voltage supply air that contracts enters these valve blocks 3 of air chamber 21 effect promoting this silicone tube 4, and is respectively equipped with a steam vent 24 on these pole socket both sides, 22 rear end and the end face.

As Fig. 4 and shown in Figure 5, this silicone tube 4 is placed on the placement rack 12, and the front end block that makes silicone tube 4 is on catch 13, its tail end then is butted on the valve block 3 in the valve seat 15, relend by the displacement of controlling this control lever 5, make control lever 5 backward, and unlatching is positioned at the air admission hole 23 of pole socket 22, compressed air is entered in the air chamber 21 of valve gap 2 by air intake duct 112 channels 14 and air admission hole 23, venthole 31 by valve block 3 sprays again, with the sole piece 41 in pushing and pressing silicone tube 4 tail ends, and with silica gel by extruding in the silicone tube 4, to fill up on workpiece.

Because the rifle body 1 and the valve gap 2 of this silica gel gun are all used plastics one ejection formation, therefore can alleviate the weight of silica gel gun integral body, lighter when making its holding operation.

Moreover, because the pole socket 22 of the channel 14 of this rifle body 1, internal thread 113, valve block groove and valve gap 2 etc. all can one be finished when ejection formation, and can reach required precision and size simultaneously, not only can reduce secondary operations, error in the time of also can reducing secondary operations, and make processing procedure simplify and reduce cost.

In addition, as shown in Figure 6,, make the air chamber 21 interior residual air of valve gap 2 to discharge fast, and can not continue to push against this silicone tube 4, and then make silica gel can not continue to extrude because the both sides, rear end and the bottom of this pole socket 22 are equipped with a wide-aperture steam vent 24.

In addition, as shown in Figure 7, for the nut 151 of screw screw lock, be to penetrate with the valve seat one with flush type to form on this valve seat 15, so this nut 151 can select the high material of hardness for use, make the intensity raising of its locking, make the airtight effect of 2 of this valve block 3 and valve gaps preferable.

Claims

1. improved pneumatic silica gel gun, it comprises a rifle body and a valve gap, this rifle body and this valve cover chamber are provided with a valve block;

This rifle body is provided with a pikestaff, this pikestaff top is provided with a placement rack, be provided with a channel between this pikestaff and placement rack, be provided with an air intake duct and an exhaust duct in this pikestaff, and be equipped with the internal thread of moulding simultaneously in this air intake duct and this exhaust duct, this placement rack rear end is provided with a valve seat, be respectively equipped with a flush type nut around this valve seat, supply valve gap to be fixed at the rear end face of this valve seat, this valve seat rear end face is provided with a valve block groove, one valve block is embedded in this valve block groove, and this valve block center has a venthole; This valve block is between this valve seat and this valve gap, this valve gap is provided with an air chamber, valve gap is fixed at the rear end face of this valve seat by several screws, make this valve block and air chamber driving fit mutually, this valve gap tail end is provided with a hollow pole socket that communicates with channel, it is characterized in that the rifle body that described rifle body is the plastic shaping one; Described valve gap is the valve gap of plastic shaping one; Be provided with an air admission hole that communicates with described air chamber in the described pole socket, be respectively equipped with a steam vent on these both sides, pole socket rear end and the end face.