CN211420314U

CN211420314U - Nozzle for cold spraying

Info

Publication number: CN211420314U
Application number: CN201921949638.4U
Authority: CN
Inventors: 吴晓涛; 许刚; 郑艳春
Original assignee: Jiangsu Guangyan New Material Technology Co ltd
Current assignee: Jiangsu Guangyan New Material Technology Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-09-04
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a nozzle for cold spraying, which comprises a spraying chamber, a spraying channel, a main handle and an auxiliary handle, wherein the spraying channel is communicated with the spraying chamber; the main handle is fixedly connected with the spraying cavity and provided with a primary starting button; the auxiliary handle is connected with the main handle through a connecting rod, the auxiliary handle is perpendicular to the main handle, and a secondary starting button for limiting the action of the primary starting button is arranged on the auxiliary handle. The utility model discloses a set up one-level start button and can restrict the second grade start button of one-level start button action, it must open the switch through cooperation side between them, and one-level start button loses the restriction of second grade start button promptly and just can start, reduces the maloperation rate, can improve the security of using greatly.

Description

Nozzle for cold spraying

Technical Field

The utility model relates to a spraying technical field, concretely relates to nozzle for cold spraying.

Background

Cold spraying is a surface spraying process, metal particles are not melted in the whole process, the metal particles are accelerated to a critical speed by using compressed air, and the metal particles are flattened on the surface of a substrate and are firmly attached. The surface instantaneous temperature of the sprayer body does not exceed 150 ℃, the spraying compactness is excellent, and the spraying machine has good audience groups.

In the existing spraying equipment, the nozzles are mainly divided into two types of mechanical arm clamping and handheld nozzles, a spraying switch of the handheld nozzles is mostly arranged on a handle, and the nozzles are controlled to be started and stopped by pressing. The existing handheld nozzle is easy to operate by mistake, so that a nozzle switch is started, untimely spraying operation is carried out, resources are wasted, the spraying effect is poor, or the spraying nozzle is sprayed on a human body when serious, and the health of the human body is directly harmed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a handheld cold spraying nozzle, aim at improves its security, avoids taking place the maloperation.

The technical scheme of the utility model: a nozzle for cold spray coating includes a spray chamber;

the material spraying channel is communicated with the spraying cavity chamber;

the main handle is fixedly connected with the spraying cavity and provided with a primary starting button;

the auxiliary handle is connected with the main handle through a connecting rod and is perpendicular to the main handle, and a secondary starting button for limiting the action of the primary starting button is arranged on the auxiliary handle.

Further, one-level start button is including pressing handle, first compression spring and gangbar, it is equipped with the otic placode to spout the chamber both sides, press handle with the otic placode is articulated, gangbar one end with press handle fixed connection, the main handle is connected to the other end, first compression spring cover is located on the body of rod of gangbar.

Further, second grade start button includes runner and the gag lever post of round platform shape, the runner is located vice handle tip, the runner intermediate position is equipped with the screw hole, the gag lever post include smooth first end, with first end link firmly establish the screwed second end and with the square third end that the second end linked firmly, the screw hole is passed to the second end, the third end with locate the inside spacing shell of vice handle and cooperate.

Furthermore, a limiting hole is formed in the main handle, the limiting hole and the limiting rod are located in the same horizontal plane, and the first end of the main handle can penetrate through the limiting hole.

Furthermore, the outside cladding of runner is a set casing, the set casing is equipped with a first breach to the direction that spouts the extension of material passageway tip, the part that the runner is located first breach is equipped with anti-skidding line.

Furthermore, the edge of the runner, which is far away from the anti-skid grains, is provided with a second notch, the fixed shell is provided with a baffle, and a second compression spring is arranged in a space formed by the baffle and any side of the notch.

The utility model has the advantages that:

the utility model discloses a set up one-level start button and can restrict the second grade start button of one-level start button action, must open the button through cooperation side between them, one-level start button loses the restriction of second grade start button promptly and just can start, reduces the maloperation rate, can improve the security of using greatly.

After the second end of the limiting rod is withdrawn from the limiting hole and pressed to the holding handle, the second end is restored to the original state, the pressing and holding handle can be prevented from rebounding, spraying operation can be carried out without continuous pressing of manpower, long-time operation can be adapted, and operation strength is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a cross-sectional view of the handle of the present invention;

FIG. 4 is a schematic view of a partial structure of the stop lever of the present invention;

fig. 5 is a schematic view of a local structure of the limiting shell of the present invention.

1. The spraying device comprises a spraying cavity 2, a spraying channel 3, a main handle 4, a pressing handle 5, a first compression spring 6, a linkage rod 7, an ear plate 8, an auxiliary handle 9, a connecting rod 10, a rotating wheel 11, a limiting rod 12, a fixing shell 13, a first notch 14, an anti-skid thread 15, a second notch 16, a baffle 17, a second compression spring 18, a first end 19, a second end 20, a threaded hole 21, a limiting hole 22, a third end 23 and a limiting shell.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "front", "back", "vertical", "left", "right", "up", "down", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

A nozzle for cold spray as shown in fig. 1 to 5 includes a spray chamber 1 and a spray passage 2 communicating with the spray chamber 1.

The spraying chamber 1 is connected with a main handle 3, and the main handle 3 is fixedly connected with the spraying chamber 1. The main handle 3 is provided with a first-stage starting button, and the first-stage starting button comprises a pressing holding handle 4, a first compression spring 5 and a linkage rod 6. Wherein, spout 1 both sides of cavity and be equipped with an otic placode 7 respectively, press hold handle 4 with otic placode 7 is articulated, 6 one end of gangbar with press hold handle 4 fixed connection, the main handle 3 is connected to the other end, the body of rod of gangbar 6 is located to first compression spring 5 cover. The linkage rod 6 is linked with a switch which is arranged on the main handle 3 and controls the starting.

An auxiliary handle 8 for assisting in holding is further arranged on the spraying chamber 1, and the purpose of convenient holding is achieved. The auxiliary handle 8 is connected with the main handle 3 through a connecting rod 9, the auxiliary handle 8 is perpendicular to the main handle 3, and a secondary starting button for limiting the action of the primary starting button is arranged on the auxiliary handle 8.

Through setting up one-level start button and the second grade start button that can restrict one-level start button action, can open the button through cooperation side between them, one-level start button loses the restriction of second grade start button promptly and just can start, can reduce the maloperation rate, improves the security of using greatly.

Wherein, the secondary starting button comprises a rotating wheel 10 in the shape of a circular truncated cone and a limiting rod 11. The turning wheel 10 is arranged at the end part of the auxiliary handle 8, and the turning wheel 10 is covered by a fixed shell 12. The fixed shell 12 is provided with a first notch 13 in the direction extending towards the end of the material spraying channel 2, and the part of the rotating wheel 10 located in the first notch 13 is provided with anti-skid grains 14. The first notch 13 is arranged in the above direction, and is convenient to rotate during operation.

The edge of the rotating wheel 10 far away from the anti-skid grains 14 is provided with a second notch 15, the fixed shell 12 is provided with a baffle 16, and a second compression spring 17 is arranged in a space formed by the baffle 16 and any side of the notch.

The gag lever post 11 include the gag lever post 11 includes smooth first end 18, with the second end 19 that is equipped with the screw thread that first end 18 links firmly and with the square third end 22 that second end 19 links firmly, screw hole 20 is passed to second end 19, third end 22 cooperatees with locating the inside spacing shell 23 of vice handle 8. The third end 22 is configured as a square structure, and can control the limiting rod 11 not to rotate along with the rotating wheel 10 during operation. The main handle 3 is provided with a limiting hole 21, the limiting hole 21 and the limiting rod 11 are located in the same horizontal plane, and the first end 18 can penetrate through the limiting hole 21.

During operation, after the second end 19 of the limiting rod 11 is withdrawn from the limiting hole 21, the pressing handle 4 is pressed, and then the second end 19 is restored to the original state, so that the pressing handle 4 can be prevented from rebounding, spraying operation can be performed without continuous pressing of manpower, long-time operation can be adapted, and the operation intensity is reduced.

The implementation principle is as follows: during operation, the main handle 3 is held by one hand, the auxiliary handle 8 is held by the other hand, the rotating wheel 10 is rotated by the index finger by the hand holding the auxiliary handle 8, the limiting rod 11 is driven to move and separate from the limiting hole 21, the holding handle 4 is pressed and pressed at the moment, and the linkage rod 6 is driven to press the switch to start spraying. When the rotating wheel 10 is loosened (or the rotating wheel 10 is manually rotated), the limiting rod 11 can block the pressing handle 4 from rebounding, spraying operation can be carried out without continuous pressing by manpower, the spraying machine can adapt to long-time operation, and the operation intensity is reduced.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A nozzle for cold spray, comprising:

a spray chamber;

the material spraying channel is communicated with the spraying cavity chamber;

2. A nozzle for cold spray according to claim 1, wherein: the one-level start button comprises a pressing holding handle, a first compression spring and a linkage rod, wherein lug plates are arranged on two sides of the spraying chamber, the pressing holding handle is hinged to the lug plates, one end of the linkage rod is fixedly connected with the pressing holding handle, the other end of the linkage rod is connected with a main handle, and the linkage rod is sleeved with the first compression spring.

3. A nozzle for cold spray according to claim 2, wherein: the second grade start button includes runner and the gag lever post of round platform shape, the runner is located vice handle tip, the runner intermediate position is equipped with the screw hole, the gag lever post include smooth first end, with what first end linked firmly establish the screwed second end and with the square third end that the second end linked firmly, the screw hole is passed to the second end, the third end cooperatees with locating the inside spacing shell of vice handle.

4. A nozzle for cold spray according to claim 3, wherein: the main handle is provided with a limiting hole, the limiting hole and the limiting rod are located in the same horizontal plane, and the first end of the main handle can penetrate through the limiting hole.

5. A cold spray nozzle according to any one of claims 3 or 4, wherein: the outer cladding of runner is a set casing, the set casing is equipped with a first breach to the direction that spouts material passageway tip extension, the part that the runner is located the breach is equipped with anti-skidding line.

6. The nozzle for cold spray according to claim 5, wherein: the edge of the runner, which is far away from the anti-skid grains, is provided with a second notch, the fixed shell is provided with a baffle, and a second compression spring is arranged in a space formed by the baffle and any side of the notch.