CN214021445U

CN214021445U - Electrostatic powder spraying device

Info

Publication number: CN214021445U
Application number: CN202021875604.8U
Authority: CN
Inventors: 潘为峰
Original assignee: Qingdao Gorel Technology Co ltd
Current assignee: Qingdao Gorel Technology Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-08-24
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses an electrostatic powder injection apparatus, the outside of injection pipe is provided with the discharge needle, and the tip of discharge needle is provided with the injector head, and the sleeve pipe includes a body, and the both ends of body all are provided with the detachable end cover, and the center department of end cover is equipped with the through-hole, are equipped with the screw thread cover letter in the port of sleeve pipe one side, and the injection pipe runs through in the degeneracy of screw thread cover and is linked together with the injector head, and the symmetry is provided with the stopper on the telescopic outer wall of screw thread, and the embedded sliding connection of spacing groove of stopper and through-hole inner wall. The utility model discloses in, this injection apparatus adopts split type sleeve pipe, when playing sealed protection to the injection pipe, also be convenient for carry out whole dismantlement operation to the sleeve pipe, can break down when needing the maintenance at injection apparatus, carry out dismouting processing with injection apparatus as far as quick convenient to have reduced injection apparatus's dismouting step to reduce injection apparatus's maintenance operation burden, improved injection apparatus's practicality.

Description

Electrostatic powder spraying device

Technical Field

The utility model relates to a spraying plastics technical field especially relates to an electrostatic powder injection apparatus.

Background

The electrostatic powder spraying gun is a key spraying device in powder spraying devices, and the main working principle of the electrostatic powder spraying gun is that air around the powder spraying gun head is ionized by a high-voltage electrostatic generator to generate a negative electrostatic magnetic field, so that powder is adsorbed to a workpiece to be coated with a positive pole, the quality of a workpiece coating is directly determined, the electrostatic powder spraying gun is a key factor determining the level of the process, and in order to ensure that the sprayed powder can be accurately sprayed onto the workpiece to be processed, the powder needs to be sprayed by a spraying device.

However, the existing electrostatic powder spraying device usually adopts an integrated structure, so that the integrity of the spraying device is stronger, when the spraying device breaks down and needs to be replaced, a great amount of manpower can be consumed to disassemble the spraying device, the disassembly and assembly burden of the spraying device is increased, and the maintenance and operation flexibility of the spraying device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and propose and can carry out convenient dismouting to injection apparatus, reduce the electrostatic powder injection apparatus of injection apparatus maintenance work burden.

In order to achieve the purpose, the utility model adopts the following technical proposal that the electrostatic powder injection device comprises an injection tube, a discharge needle is arranged outside the injection tube, and the end part of the discharge needle is provided with an injection head;

still include the sleeve pipe, the sleeve pipe includes a body, and the both ends of body all are provided with and dismantle. The center of the end cover is provided with a through hole;

the port of sleeve pipe one side is equipped with the screw sleeve, just the injection pipe run through in the screw sleeve degeneracy with the injector head is linked together, and the symmetry is provided with the stopper on the outer wall of screw sleeve letter, and the embedded sliding connection of spacing groove of stopper and through-hole inner wall.

Preferably, the outer walls of the two ends of the pipe body are provided with assembling grooves, and the end covers are provided with assembling rings;

the end cover is connected with the pipe body through the embedded clamping connection of the assembling ring and the assembling groove.

Preferably, the cross sections of the limiting block and the limiting groove are of semicircular structures, and the diameter of the outer wall of the limiting block is consistent with the diameter of the inner wall of the limiting groove.

Preferably, the discharge needle penetrates through the threaded sleeve.

Preferably, the threaded sleeve is threadedly attached to the inner wall of the tubular body.

The utility model provides an electrostatic powder injection apparatus possesses following beneficial effect: this injection apparatus adopts split type sleeve pipe, when playing sealed protection to the injection pipe, also is convenient for carry out whole dismantlement operation to the sleeve pipe, combines the injection pipe structure of slip flexible installation simultaneously, can break down when needing the maintenance at injection apparatus, carries out dismouting processing with injection apparatus as far as possible quick convenient, has reduced injection apparatus's dismouting step to injection apparatus's maintenance operation burden has been reduced.

Drawings

Fig. 1 is a schematic view of an overall structure of an electrostatic powder spraying apparatus according to the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic structural view of the sleeve and the end cap of the present invention;

fig. 4 is a schematic sectional structure view of the end cap and the threaded sleeve according to the present invention.

Illustration of the drawings:

1. a sleeve; 11. a pipe body; 111. assembling a groove; 12. an end cap; 121. assembling a ring;

122. a through hole; 1221. a limiting groove; 3. an injection pipe; 31. a limiting block; 32. a locking groove;

4. a discharge needle; 5. an injector head; 13. a threaded sleeve.

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.

As shown in fig. 1 to 3, an electrostatic powder spray apparatus includes a spray tube 3:

the spray tube 3 is externally provided with a discharge needle 4, the end part of the discharge needle 4 is provided with a spray head 5, and the spray head 5 is of a horn-shaped structure, so that the effect of scattering and spraying powder can be achieved, and the powder spraying area is increased;

the sleeve comprises a sleeve 1, wherein the sleeve 1 comprises a pipe body 11, two ends of the pipe body 11 are respectively provided with a detachable end cover 12, and the center of each end cover 12 is provided with a through hole 122;

be equipped with threaded sleeve 13 in the port of sleeve pipe 1 one side, just injection pipe 3 run through in threaded sleeve 13 and with injection head 5 is linked together, and the symmetry is provided with stopper 31 on the outer wall of threaded sleeve 13, and stopper 31 and the embedded sliding connection of spacing groove 1221 of through-hole 122 inner wall. The discharge needle 4 penetrates through the threaded sleeve 13.

In this embodiment, sleeve 1 is sleeved on the outer wall of the outlet end with strong electrostatic powder injection, so that the end of discharge needle 4 is connected with the electrostatic powder injection gun, the working circuit of discharge needle 4 is passed through, at this time, the powder enters into injection tube 3, and moves to the position of injection head 5 along the inner wall of injection tube 3 under the blowing of gas, and finally, the powder is injected outwards along injection head 5 in a scattering form, when the injection maintenance and disassembly are needed, as long as end caps 12 at two ends of tube body 11 are removed, sleeve 1 is opened, then threaded sleeve 13 is unscrewed, and then injection tube 3 and end caps 12 are moved under the sliding action of limiting block 31 and limiting groove 1221. Through hole 122 on dismantles, can realize the quick convenient dismouting effect of injection apparatus, has reduced injection apparatus's dismouting maintenance burden.

As shown in fig. 2, the outer walls of the two ends of the tube body 11 are provided with assembling grooves 111, the end cover 12 is provided with an assembling ring 121, the end cover 12 is connected with the tube body 11 by the embedded clamping of the assembling ring 121 and the assembling grooves 111, the corresponding connection effect of the end cover 12 and the two ends of the tube body 11 can be realized, and the end sealing and convenient dismounting effects of the tube body 11 can be realized.

As shown in fig. 3, stopper 31 and spacing groove 1221's cross section is semicircular structure, stopper 31's outer wall diameter is unanimous with spacing groove 1221's inner wall diameter size, can be when the inner wall relative slip of injection pipe 3 and through-hole 122, reduce frictional resistance between the two, thereby avoid injection pipe 3 to take place the dead phenomenon of card when sliding, the flexibility of 3 dismouting operations of injection pipe has been improved, and through a threaded sleeve 13 of fracture department threaded connection at sleeve pipe 1, thereby can be convenient for subsequent dismantlement maintenance.

The utility model discloses when playing sealed protection to the injection pipe, also be convenient for carry out whole dismantlement operation to the sleeve pipe, combine the injection pipe structure of the flexible installation of slip simultaneously, can break down when needing the maintenance at injection apparatus, carry out dismouting processing with injection apparatus as far as quick as convenient to have reduced injection apparatus's dismouting step to injection apparatus's maintenance operation burden has been reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

1. An electrostatic powder spray device comprising a spray tube (3), characterized in that:

a discharge needle (4) is arranged outside the injection pipe (3), and an injection head (5) is arranged at the end part of the discharge needle (4);

the sleeve is characterized by further comprising a sleeve (1), wherein the sleeve (1) comprises a pipe body (11), two ends of the pipe body (11) are respectively provided with a detachable end cover (12), and a through hole (122) is formed in the center of each end cover (12);

be equipped with threaded sleeve (13) in the port of sleeve pipe (1) one side, just injection pipe (3) run through in threaded sleeve (13) and with injection head (5) are linked together, and the symmetry is provided with stopper (31) on the outer wall of threaded sleeve (13), and stopper (31) and through-hole (122) inner wall's spacing groove (1221) embedded sliding connection.

2. An electrostatic powder spraying device according to claim 1, wherein the outer walls of both ends of the tube body (11) are provided with assembling grooves (111), and the end cover (12) is provided with an assembling ring (121);

the end cover (12) is connected with the pipe body (11) through the embedded clamping connection of the assembling ring (121) and the assembling groove (111).

3. The electrostatic powder spraying device according to claim 1, wherein the cross sections of the limiting block (31) and the limiting groove (1221) are semi-circular structures, and the diameter of the outer wall of the limiting block (31) is consistent with the diameter of the inner wall of the limiting groove (1221).

4. An electrostatic powder spray device according to claim 1, wherein said discharge needle (4) penetrates inside said threaded sleeve (13).

5. An electrostatic powder spray apparatus as claimed in claim 1, wherein a threaded sleeve (13) is screwed onto the inner wall of the tubular body (11).