CN212349194U - Spraying gun capable of controlling spraying amount - Google Patents
Spraying gun capable of controlling spraying amount Download PDFInfo
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- CN212349194U CN212349194U CN202020668554.XU CN202020668554U CN212349194U CN 212349194 U CN212349194 U CN 212349194U CN 202020668554 U CN202020668554 U CN 202020668554U CN 212349194 U CN212349194 U CN 212349194U
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Abstract
The utility model relates to the technical field of spraying guns, in particular to a spraying gun capable of controlling spraying amount, which solves the defect that the spraying amount cannot be adjusted in the prior art, and comprises a shell, one side of the shell is fixedly connected with a charging barrel through a nut, the inside of the shell is respectively provided with a spraying cavity and an adjusting cavity which are communicated, the charging barrel is in a cavity structure, the inner cavity of the charging barrel is communicated with the inside of the spraying cavity, the inside of the adjusting cavity is slidably connected with an adjusting valve plug, one side of the adjusting valve plug is connected with a piston rod through a screw, and through the arrangement of structures such as a knob, a crank, a connecting rod, a piston rod, an adjusting valve plug and the like, aiming at different spraying environments, the knob can be rotated, a crank-connecting rod mechanism inside the shell is driven to act through the knob, so that the adjusting valve plug is moved to change the size of the outlet of, the equipment flexibility is good, makes things convenient for personnel to operate.
Description
Technical Field
The utility model relates to a spray gun technical field especially relates to a spray gun of steerable spraying volume.
Background
A paint spray gun is a tool for spraying paint, is used for surface treatment of products, and is one of coating equipment. The paint is atomized into fine paint drops by compressed air, and the fine paint drops are sprayed on the surface of an object to be coated under the drive of air flow, and the paint is mainly composed of a spray cap, a spray nozzle, a needle valve and a gun body, and meanwhile, the outside of the paint needs to be connected with an air pressure device, such as a pressure tank, a pressure barrel, a pump and the like.
At present, the spraying amount of a spraying gun is not adjustable, so that the situations that the coating is wasted due to too much spraying amount or the spraying is not in place due to too little spraying amount and the like often occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defect that the spraying amount is not adjustable in the prior art and providing a spraying gun capable of controlling the spraying amount.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a spraying gun of steerable spraying volume, includes the casing, nut fixedly connected with feed cylinder is passed through to one side of casing, the spraying chamber and the regulation chamber that are linked together are seted up respectively to the inside of casing, the feed cylinder is the cavity structure, and the inner chamber of feed cylinder and the inside intercommunication in spraying chamber, the inside sliding connection who adjusts the chamber has the adjusting valve plug, and there is the piston rod one side of adjusting valve plug through screwed connection, rotate on the inner wall in regulation chamber and install the pivot, there is the crank outside of pivot through screwed connection, and articulate other end activity has a connecting rod, the other end of connecting rod with the one end activity hinge of piston rod.
Preferably, a handle is movably arranged on one side of the shell through a pin shaft.
Preferably, one side of casing is equipped with the scale, the tip of pivot has the knob through screwed connection, the scale is the annular form and distributes in the outside of knob, the upper surface of knob is provided with the pointer of an organic whole structure.
Preferably, the bearing is installed to the lateral wall in regulation chamber, a pot head of pivot is established in the inside of bearing.
Preferably, the side wall of the adjusting cavity is connected with a supporting block through a screw, a guide hole is formed in the supporting block, and the piston rod is embedded in the guide hole.
The utility model has the advantages that:
1. the utility model discloses in through the setting of knob, crank, connecting rod, piston rod and adjusting valve plug isotructure, to the spraying environment of difference, can rotate the knob, make the inside crank link mechanism action of casing through the knob to make the adjusting valve plug remove the size that changes the feed cylinder export, play the regulating action to the spraying volume, avoid a series of problems that the too big or undersize of spraying volume arouses, equipment flexibility is good, makes things convenient for personnel's operation.
2. The utility model discloses in through the setting of scale and pointer isotructure, personnel can observe current spraying volume through pointer and scale correspondence when adjusting, and the regulation precision is high, has stronger practicality.
Drawings
Fig. 1 is a cross-sectional view of a spray gun capable of controlling a spray amount according to the present invention;
fig. 2 is a cross-sectional view of the spraying gun with controllable spraying amount according to the present invention after adjustment;
fig. 3 is a schematic structural diagram of the rotating shaft and the knob according to the present invention.
In the figure: the device comprises a shell 1, a charging barrel 2, a spraying cavity 3, an adjusting cavity 4, a handle 5, a knob 6, a crank 7, an adjusting valve plug 8, a connecting rod 9, a piston rod 10, a supporting block 11, scales 12 and a rotating shaft 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a spraying gun of steerable spraying volume, which comprises a housing 1, nut fixedly connected with feed cylinder 2 is passed through to one side of casing 1, spraying chamber 3 and regulation chamber 4 that are linked together are seted up respectively to the inside of casing 1, feed cylinder 2 is the cavity structure, the inner chamber of feed cylinder 2 and the inside intercommunication in spraying chamber 3, the inside sliding connection who adjusts chamber 4 has adjusting valve plug 8, there is piston rod 10 one side of adjusting valve plug 8 through screwed connection, it installs pivot 13 to rotate on the inner wall in chamber 4, there is crank 7 outside of pivot 13 through screwed connection, crank 7's other end activity articulates there is connecting rod 9, connecting rod 9's the other end and the one end activity of piston rod 10 articulate.
Through knob 6, crank 7, connecting rod 9, the setting of piston rod 10 and adjusting valve plug 8 isotructure, to the spraying environment of difference, knob 6 can be rotated, make the action of 1 inside crank link mechanism of casing through knob 6, thereby make adjusting valve plug 8 remove the size that changes the export of feed cylinder 2, play the regulatory action to the spraying volume, avoid a series of problems that the too big or undersize of spraying volume arouses, equipment flexibility is good, make things convenient for personnel to operate, through the setting of scale 12 and pointer isotructure, personnel can come current spraying volume of observation through pointer and scale 12 correspondingly when adjusting, adjust the precision height, stronger practicality has.
In this embodiment, one side of the casing 1 is movably provided with a handle 5 through a pin shaft, and the handle 5 is convenient for personnel to operate.
In this embodiment, one side of casing 1 is equipped with scale 12, and there is knob 6 at the tip of pivot 13 through screwed connection, and scale 12 is the annular form and distributes in the outside of knob 6, and the upper surface of knob 6 is provided with the pointer of an organic whole structure, utilizes scale 12 and pointer to realize high accuracy and adjusts convenient to use.
In this embodiment, a bearing is installed on the side wall of the adjusting cavity 4, and one end of the rotating shaft 13 is sleeved inside the bearing.
In this embodiment, the side wall of the adjusting cavity 4 is connected with a supporting block 11 through a screw, a guide hole is formed in the supporting block 11, the piston rod 10 is embedded in the guide hole, and the moving stability of the piston rod 10 is enhanced by the supporting block 11.
The utility model discloses a concrete implementation process as follows: when the spraying device is used, according to different spraying environments, a person rotates the knob 6 as required, the knob 6 drives the bearing 13 to rotate in the bearing, the rotating shaft 13 drives the crank 7 to rotate, a crank-link mechanism is formed by the crank 7, the connecting rod 9 and the piston rod 10 to enable the piston rod 10 to move, the piston rod 10 pushes the adjusting valve plug 8 to move in the adjusting cavity 4, the size of a connecting port between the charging barrel 2 and the spraying cavity 3 is controlled by extending and retracting the adjusting valve plug 8, and the purpose of adjusting the spraying amount is achieved;
further, when in use, a person holds the handle 5 to rotate, the handle 5 acts on the paint pump to pump the paint in the cartridge 2 to the nozzle to be sprayed, and the process of pumping the paint is the prior art and is not shown in the figure.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A spray gun capable of controlling the spray amount comprises a shell (1) and is characterized in that, one side of the shell (1) is fixedly connected with a charging barrel (2) through a nut, a spraying cavity (3) and an adjusting cavity (4) which are communicated are respectively arranged in the shell (1), the charging barrel (2) is of a cavity structure, the inner cavity of the charging barrel (2) is communicated with the interior of the spraying cavity (3), an adjusting valve plug (8) is connected in the adjusting cavity (4) in a sliding manner, one side of the adjusting valve plug (8) is connected with a piston rod (10) through a screw, a rotating shaft (13) is rotatably arranged on the inner wall of the adjusting cavity (4), the outer part of the rotating shaft (13) is connected with a crank (7) through a screw, the other end of the crank (7) is movably hinged with a connecting rod (9), the other end of the connecting rod (9) is movably hinged with one end of the piston rod (10).
2. A spray gun as claimed in claim 1, characterized in that a handle (5) is movably mounted on one side of the housing (1) by means of a pin.
3. The coating gun capable of controlling the coating amount according to claim 1, wherein one side of the shell (1) is provided with a scale (12), the end of the rotating shaft (13) is connected with a knob (6) through a screw, the scale (12) is distributed on the outer side of the knob (6) in a ring shape, and the upper surface of the knob (6) is provided with a pointer in an integrated structure.
4. The spraying gun capable of controlling the spraying amount according to claim 1, wherein a bearing is installed on the side wall of the adjusting cavity (4), and one end of the rotating shaft (13) is sleeved inside the bearing.
5. The coating gun of claim 1, wherein the side wall of the adjusting cavity (4) is connected with a supporting block (11) through a screw, a guiding hole is formed in the supporting block (11), and the piston rod (10) is embedded in the guiding hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020668554.XU CN212349194U (en) | 2020-04-28 | 2020-04-28 | Spraying gun capable of controlling spraying amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020668554.XU CN212349194U (en) | 2020-04-28 | 2020-04-28 | Spraying gun capable of controlling spraying amount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212349194U true CN212349194U (en) | 2021-01-15 |
Family
ID=74134330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020668554.XU Active CN212349194U (en) | 2020-04-28 | 2020-04-28 | Spraying gun capable of controlling spraying amount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212349194U (en) |
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2020
- 2020-04-28 CN CN202020668554.XU patent/CN212349194U/en active Active
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