CN201537553U

CN201537553U - Dust gun built in extraction concentration adjusting system

Info

Publication number: CN201537553U
Application number: CN2009201783408U
Authority: CN
Inventors: 李志军
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-19
Filing date: 2009-10-19
Publication date: 2010-08-04
Anticipated expiration: 2019-10-19

Abstract

The utility model discloses a dust gun built in an extraction concentration adjusting system, which is characterized in that the dust gun comprises a gun body; the gun body comprises a powder channel, a main intake channel, a fifth gas channel, an air chamber, a first air valve seat, a first through hole, a second through hole, a third through hole and a sixth through hole (144) to form a built-in diluent gas channel which can be used for adjusting the extraction concentration of the dust gun. The extraction concentration of the dust gun is adjusted in real time according to needs, and a host adjusting system in the prior art is omitted.

Description

A kind of podwer gun of built-in powder discharge concentration adjustment system

Technical field

The utility model relates to the electrostatic spraying field, in particular a kind of podwer gun of built-in powder discharge concentration adjustment system.

Background technology

In the prior art, the electrostatic dusting rifle is to add high-tension electricity at gun slot, when the powder that mixes with high pressure draught passes through gun slot, negative electrical charge on the induction band flies to workpiece then, and workpiece grounding is anodal, powder is under the effect that the positive negative of static is inhaled, be adsorbed on surface of the work equably,, just dissolve curing (or plasticizing) and become coating through the heating of baking oven uniform temperature.Present podwer gun mainly comprises gun barrel, be arranged at mixed powder tracheae in the gun barrel inner chamber, be arranged at gun barrel the place ahead discharging needle guard, be electrically connected and be arranged at spray point (rifle pin) in the discharging needle guard inner chamber with the voltage output end of high pressure generator, be enclosed within outside the described discharging needle guard and the nozzle that is connected with the mixed powder tracheae, the outer surface that is arranged at the discharging needle guard front end are trumpet-shaped powder retaining ring; In the practical application, also need to be equipped with a host computer system, be used to adjust the powder discharge concentration of podwer gun, when regulating powder discharge concentration during operation, the workman adjusts before need arriving main frame, and is time-consuming, and efficient is extremely low.

Therefore, there is defective in prior art, needs to improve.

The utility model content

Technical problem to be solved in the utility model is that a kind of podwer gun of built-in powder discharge concentration adjustment system is provided at the deficiencies in the prior art.

The technical solution of the utility model is as follows:

A kind of podwer gun of built-in powder discharge concentration adjustment system, it comprises: the rifle body;

Described rifle body comprises: powder passage, main inlet channel, the 5th gas passage, air chamber, first air valve seat, first through hole, second through hole, third through-hole, the 6th through hole (144); Described first through hole connects main inlet channel and described first air valve seat, and described second through hole connects described first air valve seat and described air chamber;

The left surface of described rifle body is provided with the 5th gas passage, described third through-hole connects the left surface of described air chamber and described rifle body, described third through-hole is communicated with described air chamber and described the 5th gas passage, described the 6th through hole connects described the 5th gas passage and described powder passage, is communicated with the 5th gas passage and described powder passage.

Described podwer gun is provided with an air volume regulating valve door at described third through-hole with described the 5th gas passage place of connection, control gas flow size.

Adopt such scheme, the utility model is by being provided with on the rifle body: powder passage, main inlet channel, the 5th gas passage, air chamber, first air valve seat, first through hole, second through hole, third through-hole, the 6th through hole (144), constitute the built-in diluent gas passage that can regulate the podwer gun powder discharge concentration, regulate the powder discharge concentration of podwer gun as required in real time, omitted main frame Adjustment System of the prior art.

Description of drawings

Fig. 1 is the utility model podwer gun left side internal view;

Fig. 2 is the partial enlarged drawing of Fig. 1;

Fig. 3 be the utility model podwer gun the left side fragmentary sectional elevation view and with the annexation of rifle headstock;

Fig. 4 is that the A-A of Fig. 3 is to view;

Fig. 5 is the utility model podwer gun right side internal view;

Fig. 6 be the utility model podwer gun right side fragmentary sectional elevation view and with the installation diagram of miscellaneous part;

Fig. 7 is the partial enlarged drawing of Fig. 6.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.

The utility model at first provides a kind of podwer gun of built-in powder discharge concentration adjustment system, and it comprises: rifle body 1 (comprising left part 1-2 and right side part 1-1);

As Fig. 1, Fig. 3, shown in Figure 5, described rifle body comprises: powder path 10, main inlet channel 11, the 5th gas passage 17, air chamber 16, first air valve seat 12, first through hole 111, second through hole 121, third through-hole 122, the 6th through hole 144; Described first through hole 111 connects main inlet channel 11 and described first air valve seat 12, and described second through hole 121 connects described first air valve seat 12 and described air chamber 11; The local details of second through hole 121, third through-hole 122 are please referring to accompanying drawing 2;

The left surface of described rifle body is provided with the 5th gas passage 17, described third through-hole 122 connects the left surface of described air chamber 16 and described rifle body, described third through-hole 122 is communicated with described air chamber and described the 5th gas passage 17, described the 6th through hole 144 connects described the 5th gas passage 17 and described powder path 10, be communicated with the 5th gas passage 17 and described powder path 10, provide air inlet to the powder passage, regulate the podwer gun powder discharge concentration as required.

Preferably, in described podwer gun, with described the 5th gas passage 17 places of connection one air volume regulating valve door 31 is set, control gas flow size at described third through-hole 122.

Like this, by on the rifle body, being provided with: powder path 10, main inlet channel 11, the 5th gas passage 17, air chamber 16, first air valve seat 12, first through hole 111, second through hole 121, third through-hole 122, the 6th through hole 1444, constitute the built-in diluent gas passage that can regulate the podwer gun powder discharge concentration, regulate the powder discharge concentration of podwer gun as required in real time, omitted main frame Adjustment System of the prior art, reduce cost, improved efficiency of construction.

When work, the powder path 10 connects powder barrel, main inlet channel 11 connects gases at high pressure, press the air valve that is installed in the air valve seat, the air circuit breaker of this air valve while control circuit and main inlet channel, the interior gas of main inlet channel this moment passes through first through hole 111, entering in the air valve seat 12, enter afterwards in second through hole 121, is third through-hole 122, the 5th gas passage 17, the 6th through hole 144 successively; Enter the powder path 10, realized diluting as required the utility model purpose of powder concentration.

The utility model also provides a kind of podwer gun of built-in gun pin powder-cleaning system, as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, described rifle body 1 comprises: powder path 10, main inlet channel 11, first gas passage 15, second gas passage 14, air chamber 16, first air valve seat 12, first through hole 111, second through hole 121, third through-hole 122, fourth hole 143 and fifth hole 141; Described first through hole 111 connects main inlet channel 11 and described first air valve seat 12, and described second through hole connects described first air valve seat 12 and described air chamber 16; About the detailed structure of second through hole 121, third through-hole 122, please referring to the partial enlarged drawing 2 of Fig. 1.

The right flank 1-1 of described rifle body is provided with first gas passage 15, the left surface 1-2 of described rifle body is provided with second gas passage 14, described third through-hole 122 connects the left surface 1-2 of described air chamber 16 and described rifle body, described fourth hole 143 connects the left surface 1-2 and the right flank 1-1 of described rifle body, described fourth hole 143 is communicated with described third through-hole 122 and described first gas passage 15, described fifth hole 141 connects the left surface 1-2 and the right flank 1-1 of described rifle body, is communicated with described first gas passage 15 and described second gas passage 14;

As figure Fig. 3, Fig. 4, shown in Figure 7, described rifle headstock 2 closely connects with described rifle body 1, described rifle pin 4 is the hollow conductive conduits, described rifle headstock comprises: the 3rd gas passage 21 and the 4th gas passage 22, lead channels 23, described the 3rd gas passage 21 is communicated with first gas passage 15, described the 4th gas passage 22 and described second gas passage 14 are communicated with, it is the clear powder air-flows of described rifle pin 4 outputs of a road direction that described the 3rd gas passage 21 and described the 4th gas passage 22 converge in the rifle headstock, lead is set in the described lead channels is electrically connected, provide high-pressure electrostatic to described rifle pin with described rifle pin 4.

When work, the powder path 10 connects powder barrel, main inlet channel 11 connects gases at high pressure, press the air valve that is installed in the air valve seat, the air circuit breaker of this air valve while control circuit and main inlet channel, the interior gas of main inlet channel this moment passes through first through hole 111, enter in the air valve seat 12, enter afterwards in second through hole 121, be third through-hole 122, fourth hole 143, first gas passage 15 successively, in first gas passage 15, air-flow divides two-way, and one the tunnel enters fifth hole 141, second gas passage 14, the 4th gas passage 22, rifle pin; One the tunnel enters the 3rd gas passage 21 rifle pins; Rifle needle blow by hollow goes out gas, removes to be coated on rifle pin powder on every side.

Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

Claims

1. the podwer gun of a built-in powder discharge concentration adjustment system is characterized in that, comprising: the rifle body;

2. podwer gun according to claim 1 is characterized in that, with the 5th gas passage place of connection one air volume regulating valve door is set at described third through-hole, control gas flow size.