CN206981036U - A kind of pneumatic spray gun spray nozzle device - Google Patents
A kind of pneumatic spray gun spray nozzle device Download PDFInfo
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- CN206981036U CN206981036U CN201720458251.3U CN201720458251U CN206981036U CN 206981036 U CN206981036 U CN 206981036U CN 201720458251 U CN201720458251 U CN 201720458251U CN 206981036 U CN206981036 U CN 206981036U
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- pneumatic spray
- pneumatic
- mouth
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Abstract
A kind of pneumatic spray gun spray nozzle device, spray nozzle device including pneumatic spray boom and positioned at the pneumatic spray boom front end, the spray nozzle device includes mouth cap, nozzle and undertaking cap, the mouth cap is connected by accepting cap with pneumatic spray boom, corresponding installation nozzle in the mouth cap, also include air guide channel and flow-guiding channel, the air guide channel includes the fumarole in mouth cap, some air slots on the nozzle and some passages in the undertaking cap, the flow-guiding channel includes the guiding gutter positioned at the nozzle interior and the through-flow groove in the undertaking cap, run through the needle for being provided with and being used for controlling uninterrupted in the flow-guiding channel.The utility model has the characteristics of reasonable in design, convenient disassembly, axiality positioning precision is high by optimization design.
Description
Technical field
Spraying equipment technical field is the utility model is related to, more particularly to a kind of pneumatic spray gun spray nozzle device.
Background technology
At present, the existing pneumatic spray gun structure of in the market is usually structure as shown in Figure 1, and its left-to-right is followed successively by nozzle
Cap, nozzle, sealing ring and pneumatic spray boom, wherein pneumatic spray boom front end is copper core axle.The nozzle of pneumatic spray boom front end is typically logical
Cross and set external screw thread to screw on the copper core axle of pneumatic spray boom, the outside of nozzle is provided with cap of spraying nozzle, cap of spraying nozzle by internal thread and
External screw thread on airbrush screws.
During long-term use, if desired inside is cleaned or nozzle is damaged when needing to change, is typically used
Spanner gets off nozzle removal, but because jet size is smaller, is directly dismantled with hand without impetus, causes dismounting be present more
It is the problem of cumbersome, not only time-consuming in disassembly and installation process but also be easy to twist off at nozzle, need to prepare in disassembly process
Extracting tool.In addition, in order to adapt to the installation of nozzle, copper core axle one end is fixed on pneumatic spray boom, and the other end of copper core axle needs
It is connected after extending certain length with nozzle, easily causes one end of copper core axis connection nozzle to be formed during nozzle is dismounted
Bias, and then cause nozzle and the axiality of pneumatic spray boom deviation occur and influence jeting effect, it is necessary to subsequently carry out axiality
Check and correction, it is relatively complicated.
Utility model content
The utility model is used for solving above-mentioned deficiency, there is provided a kind of pneumatic spray gun spray nozzle device, has structure design
Rationally, convenient disassembly, the characteristics of axiality positioning precision is high.
The technical problem that the utility model solves can be realized using following technical scheme：
A kind of pneumatic spray gun spray nozzle device, including pneumatic spray boom and the spray nozzle device positioned at the pneumatic spray boom front end,
The spray nozzle device includes mouth cap, nozzle and accepts cap, and the mouth cap is connected by accepting cap with pneumatic spray boom, in the mouth cap
Corresponding installation nozzle, in addition to air guide channel and flow-guiding channel, the air guide channel include fumarole in mouth cap, are located at
Some air slots on the nozzle and some passages in the undertaking cap, the flow-guiding channel are included positioned at described
The guiding gutter of nozzle interior and the through-flow groove in the undertaking cap, the flow-guiding channel is interior to be run through provided with for controlling flow
The needle of size.
The nozzle is made up of sharp cap end and installation end, and the sharp cap end is anterior to be run through the fumarole and extend to outer
Side, gap is left between the sharp cap end and the fumarole, is uniformly offered vertically on the installation end lateral wall some
The air slot, the guiding gutter is inside the sharp cap end and installation end.
Nozzle installation cavity is provided with the mouth cap, the nozzle installation cavity is located at the fumarole rear portion, the nozzle peace
It behave affectedly and the nozzle is installed for coordinating.
The mouth cap rear end is threaded with the undertaking cap, and the mouth cap rear end is external screw thread, before the undertaking cap
Hold as internal thread.
Nozzle is located at the mouth cap and the undertaking cap connection end, pacifies between the nozzle rear end face and the undertaking cap
It is equiped with sealing ring.
The number of air hole is 3, vertically uniformly arrangement.
The undertaking cap rear end connection pneumatic spray boom front end, the needle is in the pneumatic spray boom and prolongs
The pneumatic spray boom front end outer side is extended, the pneumatic spray boom front end is additionally provided with a venthole, the venthole and the ventilation
Hole is in insertion.
The utility model by having the advantages that compared with prior art：The utility model by optimization design,
Optimize air guide channel structure, outlet uniformity can be improved, so as to improve jet atomization effect, nozzle uses embedded peace
Assembling structure, dismounting convenience is improved, while avoid axiality check and correction, ensure that the positioning precision of axiality, set with structure
The characteristics of meter is reasonable, convenient disassembly, high axiality positioning precision.
The characteristics of the utility model, see this case schema and the following preferably detailed description of embodiment and obtain clear
Ground understands.
Brief description of the drawings
Fig. 1 is overall decomposition texture schematic diagram of the present utility model；
Fig. 2 is overall cross section structure diagram of the present utility model；
Fig. 3 is mouth cap schematic diagram one of the present utility model；
Fig. 4 is mouth cap schematic diagram two of the present utility model；
Fig. 5 is nozzle arrangements schematic diagram of the present utility model；
Fig. 6 is undertaking cap schematic diagram of the present utility model；
Wherein, 1, mouth cap；11st, fumarole；12nd, nozzle installation cavity；2nd, nozzle；21st, sharp cap end；22nd, installation end；23rd, lead
Air drain；24th, guiding gutter；3rd, cap is accepted；31st, passage；32 through-flow grooves；4th, needle；5th, pneumatic spray boom；51st, venthole；52nd, flow
Chamber；6th, sealing ring.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
As shown in Figures 1 to 6, a kind of pneumatic spray gun spray nozzle device provided by the utility model, including the He of pneumatic spray boom 5
Spray nozzle device positioned at the pneumatic front end of spray boom 5, spray nozzle device include mouth cap 1, nozzle 2 and accept cap 3, and mouth cap 1 is by accepting cap 3
It is connected with pneumatic spray boom 5, the rear end of mouth cap 1 is threaded with accepting cap 3, and the rear end of mouth cap 1 is external screw thread, accepts the front end of cap 3 and is
Internal thread, corresponding installation nozzle 2 in mouth cap 1, nozzle installation cavity 12 is provided with mouth cap 1, nozzle installation cavity 12 is located at fumarole 11
Rear portion, the rear portion of nozzle installation cavity 12 are located inside the rear end external screw thread connection end of mouth cap 1, and nozzle installation cavity 12 is used to coordinate installation spray
Mouth 2, the structure use flush type mounting structure, facilitate the dismounting of nozzle 2, and nozzle 2 is located at mouth cap 1 and accepts the connection end of cap 3
Place, in addition to air guide channel and flow-guiding channel, if air guide channel includes fumarole 11 in mouth cap 1, on nozzle 2
Dry air slot 23 and some passages 31 in undertaking cap 3, air guide channel are used for the circulation for completing gases at high pressure, and water conservancy diversion leads to
Road includes guiding gutter 24 inside the nozzle 2 and positioned at the through-flow groove 32 accepted in cap 3, the rear end face of nozzle 2 and undertaking cap 3 it
Between installation be provided with sealing ring 6, sealing ring 6 acts on guiding gutter 24 and the joint of through-flow groove 32, increases sealing effectiveness, undertaking cap 3
Rear end connects the pneumatic front end of spray boom 5, accepts the rear end of cap 3 and is provided with external screw thread connection end, interior stream chamber 52 front end of convenient and pneumatic spray boom 5
Completion screw threads for fastening coordinates, and so as to the convenient insertion for completing stream chamber 52 and flow-guiding channel, runs through in flow-guiding channel and is provided with for controlling
The needle 4 of uninterrupted processed, the Flow-rate adjustment fit structure of needle 4 and flow-guiding channel are prior art common structure, before needle 4
End is in sharp conical structure, so as to by the adjustment of the front and back position of needle 4 be easy to the front port of guiding gutter 24 complete sealing or
Progressively open, so as to complete Flow-rate adjustment, needle 4 is located in pneumatic spray boom 5 and extends to the pneumatic front end outer side of spray boom 5, needle 4
Through inside flow-guiding channel, the pneumatic front end of spray boom 5 is additionally provided with a venthole 51, and venthole 51 is with passage 31 in insertion.
Further, the utility model nozzle 2 is made up of sharp cap end 21 and installation end 22, and sharp cap end 21 is anterior to run through fumarole
11 and extend to outside, gap is left between sharp cap end 21 and fumarole 11, is uniformly opened up vertically on the lateral wall of installation end 22
There are some air slots 23, guiding gutter 24 is inside sharp cap end 21 and installation end 22.
Further, the quantity of the utility model passage 31 is 2 ~ 5, vertically uniformly arrangement, it is preferred to use 3 passages
31, outlet uniformity can be increased.
Operation principle of the present utility model is：According to said structure, after combination installation is completed, outlet in pneumatic spray boom 5
Gases at high pressure are discharged in hole 51, and gases at high pressure are completed to circulate by passage 31, are completed first to sub-thread gas by passage 31
The shunting action of stream, the cavity that will be formed by the gases at high pressure that passage 31 imports between undertaking cap 3 and the bottom of nozzle 2
It is interior, gases at high pressure circulation is completed with reference to the gap that the air slot 23 in nozzle 2 and the inner side cavity wall of nozzle installation cavity 12 are formed, is passed through
Some air slots 23 uniformly opened up vertically complete second diffluence, further the uniformity of raising air-flow, after second diffluence
Gases at high pressure complete externally injection by the gap between sharp cap end 221 and fumarole 11；Meanwhile guiding gutter 24 and through-flow groove 32
In coaxial corresponding, through-flow groove 32 is in the stream chamber 52 in pneumatic spray boom 5, using through the valve in stream chamber 52 and flow-guiding channel
Pin 4, with reference to the advance or retrogressing of adjustment needle 4, so as to complete to be turned on and off to the outlet of 2 front end guiding gutter of nozzle 24.
The utility model optimizes air guide channel structure, outlet uniformity can be improved, so as to carry by optimization design
High jet atomization effect, nozzle use flush type mounting structure, improve dismounting convenience, while avoid axiality check and correction, protect
The positioning precision of axiality has been demonstrate,proved, there is the characteristics of reasonable in design, convenient disassembly, axiality positioning precision is high.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only
's.It is all in the scope of the utility model or in the change being equal in the scope of the utility model by the utility model bag
Contain.
Claims (7)
1. a kind of pneumatic spray gun spray nozzle device, including pneumatic spray boom and the spray nozzle device positioned at the pneumatic spray boom front end, its
It is characterised by：The spray nozzle device includes mouth cap, nozzle and accepts cap, and the mouth cap is connected by accepting cap with pneumatic spray boom,
Corresponding installation nozzle in the mouth cap, in addition to air guide channel and flow-guiding channel, the air guide channel are included in mouth cap
Fumarole, some air slots on the nozzle and some passages in the undertaking cap, the flow-guiding channel
Including the through-flow groove positioned at the guiding gutter of the nozzle interior and in the undertaking cap, run through in the flow-guiding channel and be provided with
For controlling the needle of uninterrupted.
A kind of 2. pneumatic spray gun spray nozzle device according to claim 1, it is characterised in that：The nozzle by sharp cap end and
Installation end is formed, and the sharp cap end is anterior through the fumarole and to extend to outside, the sharp cap end and the fumarole it
Between leave gap, some air slots are uniformly offered on the installation end lateral wall vertically, the guiding gutter runs through institute
State inside sharp cap end and installation end.
A kind of 3. pneumatic spray gun spray nozzle device according to claim 1, it is characterised in that：Nozzle is provided with the mouth cap
Installation cavity, the nozzle installation cavity are located at the fumarole rear portion, and the nozzle installation cavity, which is used to coordinate, installs the nozzle.
A kind of 4. pneumatic spray gun spray nozzle device according to claim 1, it is characterised in that：The mouth cap rear end with it is described
Accept cap to be threaded, the mouth cap rear end is external screw thread, and the undertaking cap front end is internal thread.
A kind of 5. pneumatic spray gun spray nozzle device according to claim 1 or 4, it is characterised in that：Nozzle is located at the mouth
At cap and the undertaking cap connection end, installed between the nozzle rear end face and the undertaking cap and be provided with sealing ring.
A kind of 6. pneumatic spray gun spray nozzle device according to claim 1, it is characterised in that：The number of air hole be 2 ~
5, uniformly arrangement vertically.
A kind of 7. pneumatic spray gun spray nozzle device according to claim 1, it is characterised in that：Undertaking cap rear end connection
The pneumatic spray boom front end, the needle is interior positioned at the pneumatic spray boom and extends to the pneumatic spray boom front end outer side,
The pneumatic spray boom front end is additionally provided with a venthole, and the venthole is with the passage in insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720458251.3U CN206981036U (en) | 2017-04-27 | 2017-04-27 | A kind of pneumatic spray gun spray nozzle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720458251.3U CN206981036U (en) | 2017-04-27 | 2017-04-27 | A kind of pneumatic spray gun spray nozzle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206981036U true CN206981036U (en) | 2018-02-09 |
Family
ID=61393123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720458251.3U Active CN206981036U (en) | 2017-04-27 | 2017-04-27 | A kind of pneumatic spray gun spray nozzle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206981036U (en) |
-
2017
- 2017-04-27 CN CN201720458251.3U patent/CN206981036U/en active Active
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