CN2845921Y - Rotary nozzle for spray coating - Google Patents
Rotary nozzle for spray coating Download PDFInfo
- Publication number
- CN2845921Y CN2845921Y CN 200620042236 CN200620042236U CN2845921Y CN 2845921 Y CN2845921 Y CN 2845921Y CN 200620042236 CN200620042236 CN 200620042236 CN 200620042236 U CN200620042236 U CN 200620042236U CN 2845921 Y CN2845921 Y CN 2845921Y
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- China
- Prior art keywords
- hole
- nozzle
- stick harness
- stairstepping
- spraying
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Abstract
The utility model relates to a spray coating rotary spray head which comprises a twist grip, a V-shaped clamping seat and a connecting sleeve. The utility model is characterized in that a stick harness is installed in the other side of a radial through hole, and the inner of the stick harness is provided with step-shaped large and small holes in the coaxial line of a nozzle hole of a nozzle, a waist-shaped through hole radially penetrating through the whole stick harness and the step-shaped large and small holes; the inner of the waist-shaped through hole is inserted with a sliding shaft of which the outside diameter is smaller than the inside diameter of the small hole in the step-shaped large and small holes. The spray coating rotary spray head of the utility model effectively decreases the flow quantity of paint by adopting the special design of the sliding shaft, and the flow quantity can be decreased by 20 to 30 percent under the condition of a same equivalent weight through diameter and unchanged mist amplitude, so the utility model has the advantages of effectively reducing spray coating cost.
Description
Technical field
The utility model relates to a kind of shower nozzle, the spraying revolution shower nozzle that uses on particularly a kind of high pressure airless spraying apparatus.
Background technology
At present, shipbuilding, repairing, all need to use spraying equipment in various surface anticorrosions, the antirust engineerings such as container manufacturing, mining machinery, lathe vehicle, automobile, tractor manufacturing, building, engineering machinery, electric furniture, traffic route line, water power coal thesaurus, pipeline, the revolution shower nozzle then is the indispensable core of spraying equipment.
Chinese patent CN200320114818.3 provides a kind of spraying revolution shower nozzle, as shown in Figure 1: comprise nozzle body 1a, adapter sleeve 2a, rotary handle 3a and V-arrangement deck 4a, the fluted 5a of its described nozzle body 1a one headband, the other end has outer edge 6a, vertical and horizontal all leave circular hole 7a and 8a, and interior dress has spill sealing shroud 10a and the set screw 11a of elastic seal ring 9a, nozzle body 1a puts into and has in the adapter sleeve 2a of internal thread, and its outer edge 6a rides on the inside edge 12a of adapter sleeve 2a; The end of described rotary handle 3a is a handle, the other end is the cylinder 14a that has protruding 13a, the taper circular hole 16a of dress nozzle in leaving on the cylinder 14a, and its top is blind hole 17a, the cylinder 14a of rotary handle 3a injects among the horizontal circular hole 8a of nozzle body 1a by the top of adapter sleeve 2a and spill sealing shroud 10a, be embedded in together then on the V-arrangement deck 4a that is complementary with it, and screw in screw 18a among the blind hole 17a of rotary handle 3a, constitute shower nozzle integral body.The rotatable 0-180 degree of rotary handle 3a can make the tamper on the nozzle rely on spray gun pressure to dispose like this.This utility model coating position of flowing through is slick and sly smooth, has reduced the piling clogging, simple in structure in addition, reasonable in design, easily remove tamper, with low cost, service life is also long.
Such shower nozzle is set flow according to the equivalent latus rectum, and owing to use the industry difference of nozzle, so also inequality to the requirement of flow size, some industry wishes that more the flow of nozzle is smaller, the mist width of cloth is big, can save coating like this, makes that product quality is better, effect is higher.So on existing nozzle, must require to reduce the aperture of jet expansion, but since the aperture of nozzle generally less than 1 millimeter, along with the aperture reduce, the manufacture difficulty of product also can significantly improve, the aperture is too small in addition, in use easier obstruction, and recoil is cleaned neither be very convenient.
So be badly in need of a kind of simple in structurely, manufacture craft is convenient, and is with low cost, durable in use, can effectively reduce the revolution nozzle structure of flow.
The utility model content
It is a kind of simple in structure that technical problem to be solved in the utility model is to provide, and manufacture craft is convenient, and is with low cost, durable in use, can effectively reduce the revolution shower nozzle of flow.
The technical problem that the utility model solved can realize by the following technical solutions:
A kind of spraying revolution shower nozzle, comprise rotary handle, the V-arrangement deck, adapter sleeve, described V-arrangement deck and adapter sleeve are connected as a single entity, described V-arrangement deck is provided with the axial spray orifice and the radial hole of mutual perforation, described rotary handle one end is a handle, the other end is a cylinder, described cylinder is inserted in the radial hole of described V-arrangement deck, described cylinder be provided with one with described V-arrangement deck on the radial direction through hole of axial spray orifice coaxial line, in a side of described radial direction through hole, adorn nozzle, it is characterized in that: in the opposite side of described radial direction through hole, adorn a stick harness, be provided with one in the described stick harness and radially run through the waist through hole of the big aperture of whole stick harness and stairstepping with the big aperture and of the stairstepping of the nozzle bore coaxial line of nozzle; Be inserted with a movable axis in described waist through hole, the external diameter of described movable axis is less than the hole diameter of the big aperture of stairstepping.
Owing to adopted technique scheme, when normally spraying, being coated with materials flow is entered by the big aperture of the stairstepping of stick harness, spray by the nozzle bore in the nozzle again, under the effect that is coated with materials flow, movable axis is pushed to the side of the big aperture of stairstepping near aperture, because the external diameter of movable axis is less than the hole diameter of the big aperture of stairstepping, between movable axis and aperture, formed certain clearance like this, made to be coated with materials flow and to flow through.When spray nozzle clogging, rotate described rotary handle 180 degree, being coated with materials flow is entered by the nozzle bore in the nozzle, again by the big aperture ejection of the stairstepping of stick harness, under the pressure effect that is coated with materials flow, movable axis is pushed to the side of the big aperture of stairstepping away from aperture, makes the gap enlargement between movable axis and the aperture, so just can make the tamper on the nozzle rely on spray gun pressure to dispose.
For nozzle is dropped out, the radial direction through hole on the described cylinder is a shoulder hole, and it is aperture that nozzle one side wherein is installed, and it is macropore that stick harness one side is installed.
For the ease of changing nozzle, stick harness and movable axis, the macropore inwall of the radial direction through hole on described cylinder is provided with internal thread, and stick harness is provided with the external screw thread that is connected with described internal thread; Described stick harness can screw in or screw out the macropore of the big aperture of described stairstepping.
Be provided with sealing ring between described nozzle and the stick harness.
The spraying revolution shower nozzle that this use is novel, the coating position of flowing through is slick and sly smooth, reduced the piling clogging, particularly special movable axis design, effectively reduced the coating flow, with the monovalent latus rectum, under a mist constant situation, flow can reduce 20% to 30%, has reduced the spraying cost effectively.
Description of drawings
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of existing spraying revolution shower nozzle.
Fig. 2 is the schematic diagram of spraying revolution shower nozzle duty of the present utility model.
Fig. 3 is the schematic diagram of spraying revolution shower nozzle recoil state of the present utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 2, the spraying revolution shower nozzle that uses on a kind of high pressure airless spraying apparatus, comprise rotary handle 1, V-arrangement deck 2, adapter sleeve 3, described V-arrangement deck 2 is provided with the axial spray orifice 5 and the radial hole 4 of mutual perforation, the inward flange of adapter sleeve 3 is socketed on the outward flange at V-arrangement deck 2 rear portions, and free to rotate, with convenient shower nozzle is connected with spraying equipment.
Rotary handle 1 one ends are handle, the other end is a cylinder 6, cylinder 6 is inserted in the radial hole 4 of V-arrangement deck 2, cylinder 6 be provided with one with V-arrangement deck 2 on the radial direction through hole 7 of axial spray orifice 5 coaxial lines, radial direction through hole 7 is a shoulder hole, it is aperture that nozzle 8 one sides wherein are installed, and it is macropore that stick harness 9 one sides are installed.Macropore inwall at radial direction through hole 7 is provided with internal thread.
In stick harness 9, be provided with one and radially run through the waist through hole 11 of the big aperture 10 of whole stick harness 9 and stairstepping with the big aperture 10 and of the stairstepping of the nozzle bore coaxial line of nozzle 8; Be inserted with a movable axis 12 in waist through hole 11, the external diameter of movable axis 12 is less than the hole diameter of the big aperture 10 of stairstepping.
Also be provided with sealing ring 13 between stick harness 9 and nozzle 8, make whole shower nozzle good seal, coating just can not gushed out from other places of shower nozzle in the process of spraying, makes whole shower nozzle keep clean.
In the revolution shower nozzle in the past, the flow that reduces to spray, often can only solve by the aperture that reduces nozzle 8, but because the aperture of nozzle 8 is generally all less than 1 millimeter, along with constantly reducing of nozzle 8 apertures, the difficulty of manufacturing also significantly improves, so the creationary movable axis 12 that adds in stick harness 9 of the utility model, just can under the situation that does not change nozzle 8 apertures, play the effect that reduces flow.
As shown in Figure 2, shower nozzle is in normal spraying state, coating enters the direction of shower nozzle shown in arrow among Fig. 2, under the effect that is coated with materials flow thrust, movable axis 12 is in the leftmost side of waist through hole 11, be that movable axis 12 is pushed to the side of the big aperture 10 of the stairstepping in the stick harness 9 near aperture, because the diameter of movable axis 12 is slightly less than the hole diameter of big aperture 10 of the stairstepping of stick harness 9, between movable axis 12 and aperture, formed certain clearance like this, make to be coated with materials flow and to flow through, also reached the effect of restriction spraying flow.According to different requirements to flow, can change the diameter of movable axis 12, then corresponding change will take place in flow, and convection current has measured the effect of control, setting by movable axis 12 makes the spraying flow that tangible minimizing arranged than before, and the spraying cost has also reduced significantly.
After shower nozzle work a period of time, owing to can have particle and impurity unavoidably in the coating, can make the aperture of big aperture 10 of the stairstepping of stick harness 9, particularly the nozzle bore of nozzle 8 results in blockage, make the coating ejection not smooth, thus need clear up shower nozzle this moment, if adopt manual cleanup, operation bothers very much on the one hand, makes nozzle bore cause damage on the other hand easily.Therefore, this uses novel employing spray gun to be coated with materials flow to the tamper cleaning that recoils.
As shown in Figure 3, rotary handle Rotate 180 degree, shower nozzle is in recoil cleaning state, being coated with materials flow is entered by the nozzle bore in the nozzle 8, again by big aperture 10 ejections of the stairstepping of stick harness 9, under the pressure effect that is coated with materials flow, movable axis 12 is pushed to the side of the big aperture 10 of stairstepping away from aperture, it is the rightmost side that movable axis 12 is in waist through hole 11, make the gap enlargement between movable axis 12 and the aperture, be coated with at spray gun under the effect of materials flow, tamper can be from movable axis 12 both sides and stick harness 9 be got rid of shower nozzle in the gap between the macropore of the big aperture 10 of stairstepping, not only effect is remarkable, also can not cause any damage to nozzle simultaneously.
Certainly,, do not spend performing creative labour, on the basis of the foregoing description, can do multiple variation, can realize the purpose of this utility model equally for one of ordinary skill in the art.But above-mentioned various variations obviously should be in the protection domain of claims of the present utility model.
Claims (4)
1, a kind of spraying revolution shower nozzle, comprise rotary handle, the V-arrangement deck, adapter sleeve, described V-arrangement deck and adapter sleeve are connected as a single entity, described V-arrangement deck is provided with the axial spray orifice and the radial hole of mutual perforation, described rotary handle one end is a handle, the other end is a cylinder, described cylinder is inserted in the radial hole of described V-arrangement deck, described cylinder be provided with one with described V-arrangement deck on the radial direction through hole of axial spray orifice coaxial line, in a side of described radial direction through hole, adorn nozzle, it is characterized in that: in the opposite side of described radial direction through hole, adorn a stick harness, be provided with one in the described stick harness and radially run through the waist through hole of the big aperture of whole stick harness and stairstepping with the big aperture and of the stairstepping of the nozzle bore coaxial line of nozzle; Be inserted with a movable axis in described waist through hole, the external diameter of described movable axis is less than the hole diameter of the big aperture of stairstepping.
2, spraying revolution shower nozzle according to claim 1 is characterized in that the radial direction through hole on the described cylinder is a shoulder hole, and it is aperture that nozzle one side wherein is installed, and it is macropore that stick harness one side is installed.
3, spraying revolution shower nozzle according to claim 1 and 2 is characterized in that the macropore inwall of the radial direction through hole on described cylinder is provided with internal thread, and stick harness is provided with the external screw thread that is connected with described internal thread; Described stick harness can screw in or screw out the macropore of the big aperture of described stairstepping.
4, spraying revolution shower nozzle according to claim 3 is characterized in that, is provided with sealing ring between described nozzle and the stick harness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042236 CN2845921Y (en) | 2006-05-30 | 2006-05-30 | Rotary nozzle for spray coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042236 CN2845921Y (en) | 2006-05-30 | 2006-05-30 | Rotary nozzle for spray coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2845921Y true CN2845921Y (en) | 2006-12-13 |
Family
ID=37511336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620042236 Expired - Fee Related CN2845921Y (en) | 2006-05-30 | 2006-05-30 | Rotary nozzle for spray coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2845921Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102753272A (en) * | 2010-01-27 | 2012-10-24 | 格雷索明尼苏达有限公司 | Airless spray tip |
-
2006
- 2006-05-30 CN CN 200620042236 patent/CN2845921Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102753272A (en) * | 2010-01-27 | 2012-10-24 | 格雷索明尼苏达有限公司 | Airless spray tip |
| CN102753272B (en) * | 2010-01-27 | 2017-10-03 | 固瑞克明尼苏达有限公司 | Without gas blowout head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |