CN211359265U - Spraying device capable of adjusting spraying amount of coating - Google Patents
Spraying device capable of adjusting spraying amount of coating Download PDFInfo
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- CN211359265U CN211359265U CN201921918276.2U CN201921918276U CN211359265U CN 211359265 U CN211359265 U CN 211359265U CN 201921918276 U CN201921918276 U CN 201921918276U CN 211359265 U CN211359265 U CN 211359265U
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Abstract
The utility model provides a spraying device capable of adjusting the amount of sprayed paint, which comprises a spraying gun body, wherein one end of the spraying gun body is provided with a handle, the other end of the spraying gun body is provided with a nozzle device and a blast cap, a siphon channel is arranged in the nozzle device, the nozzle device is connected with a liquid tank body, a trigger is also arranged on the spraying gun body at the front end of the handle, the handle is provided with an air inlet channel and a compressed air joint, the upper end of the spraying gun body is provided with a central channel, and the central channel is communicated with the siphon channel and the air inlet channel; the nozzle device comprises a nozzle and an outer cover, the nozzle is connected with the spray gun body through the outer cover, an adjusting mechanism used for adjusting the amount of the coating sprayed is arranged in the outer cover, and the central channel and the siphon channel are communicated with the outer cover. The utility model provides a spraying device of adjustable coating blowout volume can the velocity of flow of simultaneous control coating spraying flow and coating, when the spraying volume reduces, in order not to influence the spraying quality on object surface, can improve the velocity of flow of spraying.
Description
Technical Field
The utility model relates to a spraying tool technical field especially relates to a spraying device of adjustable coating blowout volume.
Background
The spray gun is a common spraying tool in daily life. It has a wide range of applications, for example as a tool for spraying paints or coatings, which is well known, both in terms of ease of operation and in terms of labour. The existing spray guns on the market are various in types, and can be roughly divided into a siphon type, a pressure type or a gravity type according to a feeding mode. Among these, the most widely used and common ones are siphon lances. The principle is that the spray gun is connected with a charging tank, air flows through the nozzle of the spray gun rapidly, a local vacuum environment is generated around the nozzle, the coating in the charging tank is sucked into the nozzle and sprayed, and the spray is formed and sprayed on the surface of an object uniformly.
However, although the conventional spray gun is provided with the device for adjusting the amount of the sprayed coating material, the structure of the adjusting device is complicated, and the flow rate of the coating material is affected while controlling the amount of the sprayed coating material, that is, the flow rate of the coating material is not easily adjusted, which affects the quality of the sprayed coating on the surface of the object. Therefore, how to control the flow rate of the coating material in the process of controlling the coating material spraying amount is a technical problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a spraying device of adjustable coating blowout volume has solved how in control coating spraying flow, can also control the velocity of flow of coating, when the spraying volume reduces, in order not to influence the spraying quality on object surface, can improve the velocity of flow of spraying.
A spraying device capable of adjusting the spraying amount of paint comprises a spraying gun body, wherein one end of the spraying gun body is provided with a handle, the other end of the spraying gun body is provided with a nozzle device and a blast cap, a siphon channel is arranged in the nozzle device, the nozzle device is connected with a liquid tank body, a trigger is further arranged on the spraying gun body at the front end of the handle, an air inlet channel and a compressed air joint are arranged on the handle, the upper end of the spraying gun body is provided with a central channel, and the central channel is communicated with the siphon channel and the air inlet channel;
the nozzle device comprises a nozzle and an outer cover, the nozzle is connected with the spray gun body through the outer cover, at least one group of adjusting mechanisms are arranged in the outer cover, and the central passage and the siphon passage are communicated with the outer cover.
The nozzle device comprises a nozzle and the adjusting mechanism;
the adjusting mechanism comprises a first adjusting cylinder, two first connecting columns, a first threaded cylinder and a first rotating ring, wherein one end of the first adjusting cylinder is movably connected with the inner end of the nozzle, one end of the first connecting column is respectively connected with two sides of the other end of the first adjusting cylinder, the first threaded cylinder is connected with the side parts of the two first connecting columns, the first rotating ring is arranged at the other end of the two first connecting columns, the two first connecting columns penetrate through the upper bottom surface and the lower bottom surface of the first threaded cylinder, threads are arranged on the outer side of the first threaded cylinder, and the inner diameter of the first adjusting cylinder is smaller than that of the nozzle;
the outer side surface of the first threaded cylinder is connected with a threaded sleeve through threads, and the outer side surface of the threaded sleeve is connected with the inner side surface of the outer cover.
The adjusting mechanism further comprises a second adjusting cylinder, a second connecting column, a second threaded cylinder and a second rotating ring, wherein one end of the second adjusting cylinder is movably connected with the other end of the first adjusting cylinder, one end of the second connecting column is respectively connected with two sides of the other end of the second adjusting cylinder, the second threaded cylinder is connected with the lateral parts of the two second connecting columns, the second rotating ring is arranged at the other end of the two second connecting columns, the two second connecting columns penetrate through the upper bottom surface and the lower bottom surface of the second threaded cylinder, threads are arranged on the outer side of the second threaded cylinder, and the inner diameter of the first adjusting cylinder is larger than that of the second adjusting cylinder;
the inner side of the first threaded cylinder is provided with threads, and the outer side of the second threaded cylinder is connected with the inner side of the first threaded cylinder through threads.
The adjusting mechanism further comprises a third adjusting cylinder, one end of the third adjusting cylinder is movably connected with the other end of the second adjusting cylinder, two third connecting columns, one end of the third connecting columns is respectively connected with two sides of the other end of the third adjusting cylinder, a third threaded cylinder and a third rotating ring, the third threaded cylinder is connected with the side parts of the two third connecting columns, the third rotating ring is arranged at the other end of the two third connecting columns, the two third connecting columns penetrate through the upper bottom surface and the lower bottom surface of the third threaded cylinder, and threads are arranged on the outer side of the third threaded cylinder;
the inner diameter of the second adjusting cylinder is larger than that of the third adjusting cylinder.
Two sides of the outer side surface of the first adjusting cylinder are respectively provided with a first limiting column, two sides of the outer side surface of the second adjusting cylinder are respectively provided with a second limiting column, and two sides of the outer side surface of the third adjusting cylinder are respectively provided with a third limiting column;
the first limiting column, the second limiting column and the third limiting column are respectively abutted against the inner side face of the outer cover.
A first end of the first adjusting cylinder, which is close to the second adjusting cylinder, is provided with a counter sink seat a, and one end of the second adjusting cylinder is movably arranged in the counter sink seat a;
and a first end of the second adjusting cylinder, which is close to the third adjusting cylinder, is provided with a counter sink seat b, and one end of the third adjusting cylinder is movably arranged in the counter sink seat b.
The utility model discloses reach following effect of showing:
(1) the first adjusting cylinder, the second adjusting cylinder and the third adjusting cylinder are arranged, so that multi-stage adjustment of the coating is realized, and the movement of the first adjusting cylinder, the second adjusting cylinder and the third adjusting cylinder is adjusted by rotating the first rotating ring, the second rotating ring and the third rotating ring, so that the size of a flow channel is adjusted;
(2) the first adjusting cylinder and the second adjusting cylinder are provided with the countersunk seats, so that the two adjacent adjusting cylinders can be contacted more closely.
Drawings
Fig. 1 is a schematic structural view of a spraying device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a nozzle device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an adjusting mechanism in an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a first adjusting cylinder in an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a second adjusting cylinder in an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a third adjusting cylinder in an embodiment of the present invention.
Fig. 7 is a cross-sectional view of first, second and third adjustment barrels in an embodiment of the invention.
Wherein the reference numerals are: 1. a spray gun body; 2. an air connector; 3. a trigger; 4. a liquid tank body; 5. a hood; 6. a housing; 6-1, a nozzle; 6-2, a first adjusting cylinder; 6-21, a first limit column; 6-22, a first connecting column; 6-23, a first threaded cylinder; 6-24, a first swivel; 6-3, a second adjusting cylinder; 6-31 and a second limit column; 6-32 parts of a second connecting column; 6-33, a second threaded cylinder; 6-34, a second swivel; 6-4, a third adjusting cylinder; 6-41 and a third limiting column; 6-42 and a third connecting column; 6-43, a third threaded cylinder; 6-44, a third swivel; 6-5, thread bush.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is described below by way of specific embodiments.
Referring to fig. 1 and 2, a spraying device capable of adjusting the amount of sprayed paint comprises a spraying gun body 1, wherein one end of the spraying gun body 1 is provided with a handle, the other end of the spraying gun body is provided with a nozzle 6-1 device and a blast cap 5, a siphon channel is arranged in the nozzle 6-1 device, the nozzle 6-1 device is connected with a liquid tank 4, a trigger 3 is further arranged on the gun body at the front end of the handle, an air inlet channel and a compressed air connector 2 are arranged on the handle, a central channel is arranged at the upper end of the gun body, and the central channel is communicated with the siphon channel and the air inlet channel;
the nozzle 6-1 device comprises a nozzle 6-1 and an outer cover 6, the nozzle 6-1 is connected with the spray gun body through the outer cover 6, at least one group of adjusting mechanisms are arranged in the outer cover 6, and the central channel and the siphon channel are both communicated with the outer cover 6.
The nozzle 6-1 device comprises a nozzle 6-1 and an adjusting mechanism;
referring to fig. 3 and 4, the adjusting mechanism comprises a first adjusting cylinder 6-2, one end of which is movably connected with the inner end of the nozzle 6-1, two first connecting columns 6-22, one end of which is respectively connected with two sides of the other end of the first adjusting cylinder 6-2, first threaded cylinders 6-23 connected with the side parts of the two first connecting columns 6-22, and first rotating rings 6-24 arranged at the other ends of the two first connecting columns 6-22, wherein the two first connecting columns 6-22 penetrate through the upper and lower bottom surfaces of the first threaded cylinders 6-23, threads are arranged on the outer sides of the first threaded cylinders 6-23, and the inner diameter of the first adjusting cylinder 6-2 is smaller than the inner diameter of the nozzle 6-1;
the outer side surface of the first threaded cylinder 6-23 is connected with the threaded sleeve 6-5 through threads, and the outer side surface of the threaded sleeve 6-5 is connected with the inner side surface of the outer cover 6.
The nozzle 6-1 is provided with a conical through hole, so that the coating can be conveniently sprayed in a divergent mode, the inner diameter of the first adjusting cylinder 6-2 is smaller than that of the nozzle 6-1, and when the first adjusting cylinder 6-2 is in butt joint with the nozzle 6-1, the flowing radius of the coating can be reduced, and the spraying amount of the coating can be further reduced; when the device is used, the nozzle 6-1 device is unloaded to be separated from the spray gun body 1, the first rotating ring 6-24 is rotated, and the first connecting column 6-22 and the first threaded cylinder 6-23 are driven to rotate, so that the first adjusting cylinder 6-2 is in contact with the nozzle 6-1.
Referring to fig. 5, the adjusting mechanism further comprises a second adjusting cylinder 6-3 with one end movably connected with the other end of the first adjusting cylinder 6-2, two second connecting columns 6-32 with one ends respectively connected with two sides of the other end of the second adjusting cylinder 6-3, second threaded cylinders 6-33 connected with the lateral parts of the two second connecting columns 6-32, and second rotating rings 6-34 arranged at the other ends of the two second connecting columns 6-32, wherein the two second connecting columns 6-32 penetrate through the upper and lower bottom surfaces of the second threaded cylinders 6-33, threads are arranged on the outer sides of the second threaded cylinders 6-33, and the inner diameter of the first adjusting cylinder 6-2 is larger than the inner diameter of the second adjusting cylinder 6-3;
the inner side of the first thread cylinder 6-23 is provided with threads, and the outer side of the second thread cylinder 6-33 is connected with the inner side of the first thread cylinder 6-23 through threads.
When the spraying amount of the coating needs to be reduced again, the nozzle 6-1 device is unloaded firstly, the nozzle is separated from the spray gun body 1, the second rotating ring 6-34 is rotated, the second connecting column 6-32 and the second threaded cylinder 6-33 are driven to rotate, the second adjusting cylinder 6-3 is enabled to be in contact with the first adjusting cylinder 6-2, and then the nozzle 6-1 device is installed.
Referring to fig. 6, the adjusting mechanism further comprises a third adjusting cylinder 6-4 with one end movably connected with the other end of the second adjusting cylinder 6-3, two third connecting columns 6-42 with one ends respectively connected with two sides of the other end of the third adjusting cylinder 6-4, third threaded cylinders 6-43 connected with the side portions of the two third connecting columns 6-42, and third rotating rings 6-44 arranged at the other ends of the two third connecting columns 6-42, wherein the two third connecting columns 6-42 penetrate through the upper and lower bottom surfaces of the third threaded cylinders 6-43, and threads are arranged on the outer sides of the third threaded cylinders 6-43;
the inner diameter of the second adjusting cylinder 6-3 is larger than that of the third adjusting cylinder 6-4.
When the spraying amount of the coating is required to be reduced continuously, the nozzle 6-1 device is unloaded, the nozzle 6-1 device is separated from the spray gun body 1, the third rotating ring 6-44 is rotated, the third connecting column 6-42 and the third threaded cylinder 6-43 are driven to rotate, the third adjusting cylinder 6-4 is made to be in contact with the second adjusting cylinder 6-3, and then the nozzle 6-1 device is installed again.
Two sides of the outer side surface of the first adjusting cylinder 6-2 are respectively provided with a first limiting column 6-21, two sides of the outer side surface of the second adjusting cylinder 6-3 are respectively provided with a second limiting column 6-31, and two sides of the outer side surface of the third adjusting cylinder 6-4 are respectively provided with a third limiting column 6-41;
the first limiting column 6-21, the second limiting column 6-31 and the third limiting column 6-41 are respectively abutted against the inner side surface of the outer cover 6.
The first limiting column 6-21, the second limiting column 6-31 and the third limiting column 6-41 are arranged, so that the stability of the first adjusting cylinder 6-2, the second adjusting cylinder 6-3 and the third adjusting cylinder 6-4 is improved.
A first end of the first adjusting cylinder 6-2 close to the second adjusting cylinder 6-3 is provided with a counter sink seat a, and one end of the second adjusting cylinder 6-3 is movably arranged in the counter sink seat a;
a first end of the second adjusting cylinder 6-3 close to the third adjusting cylinder 6-4 is provided with a counter sink seat b, and one end of the third adjusting cylinder 6-4 is movably arranged in the counter sink seat b.
The sink seat is arranged, so that the first adjusting cylinder 6-2 and the second adjusting cylinder 6-3 are combined more tightly, and the second adjusting cylinder 6-3 and the third adjusting cylinder 6-4 are combined more tightly.
The utility model discloses specific working process:
the important invention point of the utility model is the adjusting mechanism in the nozzle 6-1 device, the nozzle 6-1 in the nozzle 6-1 device is not directly connected with the spray gun body 1, but is connected with the spray gun body 1 through the outer cover 6, and the adjusting mechanism is arranged in the outer cover 6;
consistent with the prior art, the spray gun body 1 is communicated with the outer cover 6, the outer cover 6 can be movably connected with the spray gun body 1, various connection modes such as threaded connection can be adopted, the principle is that the outer cover 6 and the spray gun body 1 can be conveniently installed and detached, and the adjusting mechanism can be conveniently operated at any time;
firstly, disassembling the nozzle, and respectively adjusting the positions of a first adjusting cylinder 6-2, a second adjusting cylinder 6-3 and a third adjusting cylinder 6-4 by respectively rotating a first rotating ring 6-24, a second rotating ring 6-34 and a third rotating ring 6-44;
referring to fig. 7, preferably, a connecting line of the end point a of the tapered through hole of the nozzle, the end point B of the first adjusting cylinder, the end point C of the second adjusting cylinder and the end point D of the third adjusting cylinder is a straight line, and the straight line is coincident with or parallel to the tapered surface of the nozzle, so that a large head loss is not caused, and the deviation of the movement direction of the coating liquid is avoided.
The attached description is as follows: the utility model discloses the essence also provides a thinking of control blowout volume, and the internal diameter size of a first regulation section of thick bamboo, a second regulation section of thick bamboo and a third regulation section of thick bamboo can carry out parameter optimization through calculating and adjust, and prior art all can solve, does not detail here.
The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.
Claims (6)
1. A spraying device capable of adjusting the spraying amount of paint comprises a spraying gun body, wherein one end of the spraying gun body is provided with a handle, the other end of the spraying gun body is provided with a nozzle device and a blast cap, a siphon channel is arranged in the nozzle device, the nozzle device is connected with a liquid tank body, a trigger is further arranged on the spraying gun body at the front end of the handle, an air inlet channel and a compressed air joint are arranged on the handle, the upper end of the spraying gun body is provided with a central channel, and the central channel is communicated with the siphon channel and the air inlet channel;
the nozzle device is characterized by comprising a nozzle and an outer cover, wherein the nozzle is connected with the spray gun body through the outer cover, at least one group of adjusting mechanisms are arranged in the outer cover, and the central channel and the siphon channel are communicated with the outer cover.
2. The apparatus of claim 1, wherein said nozzle means includes a nozzle and said adjustment mechanism;
the adjusting mechanism comprises a first adjusting cylinder, two first connecting columns, a first threaded cylinder and a first rotating ring, wherein one end of the first adjusting cylinder is movably connected with the inner end of the nozzle, one end of the first connecting column is respectively connected with two sides of the other end of the first adjusting cylinder, the first threaded cylinder is connected with the side parts of the two first connecting columns, the first rotating ring is arranged at the other end of the two first connecting columns, the two first connecting columns penetrate through the upper bottom surface and the lower bottom surface of the first threaded cylinder, threads are arranged on the outer side of the first threaded cylinder, and the inner diameter of the first adjusting cylinder is smaller than that of the nozzle;
the outer side surface of the first threaded cylinder is connected with a threaded sleeve through threads, and the outer side surface of the threaded sleeve is connected with the inner side surface of the outer cover.
3. The spray coating device with the adjustable paint spraying amount according to claim 2, wherein the adjusting mechanism further comprises a second adjusting cylinder with one end movably connected with the other end of the first adjusting cylinder, two second connecting columns with one ends respectively connected with two sides of the other end of the second adjusting cylinder, a second threaded cylinder connected with the side parts of the two second connecting columns, and a second rotating ring arranged at the other end of the two second connecting columns, wherein the two second connecting columns penetrate through the upper and lower bottom surfaces of the second threaded cylinder, the outer side of each second threaded cylinder is provided with threads, and the inner diameter of the first adjusting cylinder is larger than the inner diameter of the second adjusting cylinder;
the inner side of the first threaded cylinder is provided with threads, and the outer side of the second threaded cylinder is connected with the inner side of the first threaded cylinder through threads.
4. The spraying device capable of adjusting the quantity of sprayed paint according to claim 3, wherein the adjusting mechanism further comprises a third adjusting cylinder having one end movably connected to the other end of the second adjusting cylinder, two third connecting columns having one end respectively connected to both sides of the other end of the third adjusting cylinder, a third threaded cylinder connected to the side portions of the two third connecting columns, and a third swivel ring provided at the other end of the two third connecting columns, the two third connecting columns pass through the upper and lower bottom surfaces of the third threaded cylinder, and the outer side of the third threaded cylinder is provided with threads;
the inner diameter of the second adjusting cylinder is larger than that of the third adjusting cylinder.
5. The apparatus according to claim 4, wherein a first position-limiting post is provided on each of both sides of an outer surface of the first adjusting cylinder, a second position-limiting post is provided on each of both sides of an outer surface of the second adjusting cylinder, and a third position-limiting post is provided on each of both sides of an outer surface of the third adjusting cylinder;
the first limiting column, the second limiting column and the third limiting column are respectively abutted against the inner side face of the outer cover.
6. The coating apparatus capable of adjusting an amount of discharged coating material according to claim 5, wherein the first adjusting cylinder is provided with a countersunk seat a near a first end of the second adjusting cylinder, and one end of the second adjusting cylinder is movably provided in the countersunk seat a;
and a first end of the second adjusting cylinder, which is close to the third adjusting cylinder, is provided with a counter sink seat b, and one end of the third adjusting cylinder is movably arranged in the counter sink seat b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918276.2U CN211359265U (en) | 2019-11-08 | 2019-11-08 | Spraying device capable of adjusting spraying amount of coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918276.2U CN211359265U (en) | 2019-11-08 | 2019-11-08 | Spraying device capable of adjusting spraying amount of coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211359265U true CN211359265U (en) | 2020-08-28 |
Family
ID=72162648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921918276.2U Active CN211359265U (en) | 2019-11-08 | 2019-11-08 | Spraying device capable of adjusting spraying amount of coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211359265U (en) |
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2019
- 2019-11-08 CN CN201921918276.2U patent/CN211359265U/en active Active
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