CN213305877U - PCB face foreign matter clearance instrument - Google Patents
PCB face foreign matter clearance instrument Download PDFInfo
- Publication number
- CN213305877U CN213305877U CN202022434551.2U CN202022434551U CN213305877U CN 213305877 U CN213305877 U CN 213305877U CN 202022434551 U CN202022434551 U CN 202022434551U CN 213305877 U CN213305877 U CN 213305877U
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- China
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- pipe portion
- foreign matter
- flexure strip
- cleaning tool
- lateral wall
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Abstract
The utility model discloses a PCB face foreign matter clearance instrument, including the dust absorption rifle, the dust absorption rifle has air inlet, dust absorption mouth and gas outlet, the gas outlet can be dismantled to be connected with and connect the dirt bag, the gas outlet includes pipe portion, the periphery of pipe portion is equipped with a plurality of flexure strips, and is a plurality of the flexure strip is followed the periphery circumference equipartition of pipe portion, the one end fixed connection of flexure strip in the lateral wall of pipe portion, the other end is kept away from the lateral wall of pipe portion, and the one end orientation of keeping away from one side of pipe portion has the dogtooth, pipe portion still wears to overlap to have solid fixed ring, gu fixed ring can follow the endwise slip of pipe portion. The utility model discloses a clearance instrument comes debris to suck away through the dust absorption rifle, and the clearance is clean very much, and the dust collection bag simple to operate of dust absorption rifle moreover makes it often clear up the change of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the circuit board is made, especially, relate to a PCB face foreign matter clearance instrument.
Background
Traditional clearance overhauls back PCB face foreign matter, cleans through gloves, dustless paper or extrusion blow ball, to whole PCB production face, has just removed the B department with the foreign matter by A department to not clear up the maintenance foreign matter, and infiltrates the foreign matter between the circuit, then is difficult to more clear away, very easily produces short circuit pad inefficacy between the PCB network.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a PCB face foreign matter clearance instrument, comes debris to inhale away through the dust absorption rifle, and the clearance is clean very much, and the dust absorption rifle connects dust bag simple to operate moreover, makes it often clear up the change of being convenient for.
In order to solve the technical problem, the utility model discloses a technical scheme of adoption as follows:
a PCB face foreign matter cleaning tool comprises a dust collection gun capable of sucking PCB face foreign matters, wherein the dust collection gun comprises a gun body, the gun body is provided with an air inlet, a dust collection port and an air outlet, and the air outlet is detachably connected with a dust collection bag;
the gas outlet includes pipe portion, the periphery of pipe portion is equipped with a plurality of flexure strips, and is a plurality of the flexure strip is followed the periphery circumference equipartition of pipe portion, the one end fixed connection of flexure strip in the lateral wall of pipe portion, the other end is kept away from the lateral wall of pipe portion, and the one end orientation of keeping away from one side of pipe portion has the dogtooth, pipe portion is worn still to overlap and is had solid fixed ring, gu fixed ring can follow the axial slip of pipe portion, gu fixed ring slides extremely the flexure strip can with the flexure strip constraint is in the lateral wall of pipe portion, connect the dirt bag can block in the flexure strip with between the lateral wall of pipe portion.
Furthermore, one side of the elastic sheet, which faces away from the round tube part, is provided with a positioning part, the positioning part comprises two raised steps, and the distance between the two steps is greater than or equal to the width of the fixing ring.
Furthermore, the outer side wall of the round pipe part is provided with a plurality of grooves, and the convex teeth can be clamped in the grooves.
Further, the groove is of a groove structure which is arranged along the whole circle of the outer side wall of the round pipe part.
Further, the elastic sheet is a stainless steel elastic sheet.
Furthermore, the dust suction port is detachably connected with a hairbrush.
Furthermore, the air inlet is provided with an air pipe joint, and an external air source is connected with the dust collection gun through the air pipe joint.
Further, the air pressure of the external air source is 6 +/-2 bar.
The utility model has the advantages that:
the cleaning tool of the utility model absorbs the foreign matters on the PCB surface by the negative pressure generated by the dust absorption gun connected with the air source, thereby having better cleaning effect; the gas outlet of dust absorption rifle is equipped with a plurality of flexure strips and can with the flexure strip constraint lives in the solid fixed ring of pipe portion, connects the dirt bag to be pressed from both sides the quick installation of realization in pipe portion through the flexure strip to the flexure strip has the dogtooth that can prevent to connect the dirt bag pine to take off, can be firmly clip and connect the dirt bag, and convenient to detach clearance is changed.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a schematic view of the overall structure of the cleaning tool (with a dust collecting bag) of the present invention;
FIG. 2 is a schematic view of the overall structure of the cleaning tool (without a dust collecting bag);
FIG. 3 is an enlarged view of portion A of FIG. 3;
the parts in the drawings are marked as follows:
the dust collecting device comprises a gun body 1, an air inlet 11, a dust suction port 12, an air outlet 13, a round pipe part 131, an elastic sheet 132, convex teeth 1321, steps 1322A and 1322B, a fixing ring 133, a groove 1311, a dust collecting bag 2 and a brush 3.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example (b):
a PCB face foreign matter clearance instrument, as shown in fig. 1 to 3: the dust collection gun comprises a dust collection gun body 1, wherein the gun body is provided with an air inlet 11, a dust collection port 12 and an air outlet 13, and the air outlet is detachably connected with a dust collection bag 2;
the gas outlet includes pipe portion 131, the periphery of pipe portion is equipped with a plurality of flexure strip 132, and is a plurality of the flexure strip is followed the periphery circumference equipartition of pipe portion, the one end fixed connection of flexure strip in the lateral wall of pipe portion, the other end is kept away from the lateral wall of pipe portion, and the one end orientation of keeping away from one side of pipe portion has dogtooth 1321, pipe portion is worn the cover still and is had solid fixed ring 133, gu fixed ring can follow the axial slip of pipe portion, gu fixed ring slides extremely the flexure strip can with the flexure strip constraint is in the lateral wall of pipe portion, connect the dirt bag can block in the flexure strip with between the lateral wall of pipe portion.
The cleaning tool of the utility model absorbs the foreign matters on the PCB surface by the negative pressure generated by the dust absorption gun connected with the air source, thereby having better cleaning effect; the gas outlet of dust absorption rifle is equipped with a plurality of flexure strips and can with the flexure strip constraint lives in the solid fixed ring of pipe portion, connects the dirt bag to be pressed from both sides the quick installation of realization in pipe portion through the flexure strip to the flexure strip has the dogtooth that can prevent to connect the dirt bag pine to take off, can be firmly clip and connect the dirt bag, and convenient to detach clearance is changed.
In this embodiment, in order to increase the stability of the fixing ring, one side of the elastic piece, which faces away from the circular tube portion, is provided with a positioning portion, the positioning portion includes two raised steps 1322A and 1322B, and a distance between the two steps is greater than or equal to the width of the fixing ring.
When stirring the ring will when the flexure strip constraint, the ring can fall into between two steps, can prevent to fix the solid fixed ring aversion and the dust bag pine that causes takes off in the use, just can stir solid fixed ring slightly hard when needs loosen the dust bag and cross the step.
In this embodiment, in order to improve the tight reliability of dogtooth butt joint dirt bag the lateral wall of pipe portion has a plurality of recesses 1311, the dogtooth can be gone into in the recess, it is further, the recess is for following the groove structure that the whole circle of lateral wall of pipe portion set up, promptly the lateral wall of pipe portion has a round recess, and the recess setting that is not the one-to-one can reduce the required precision of product.
In this embodiment, the elastic sheet is a stainless steel elastic sheet, which has sufficient elasticity and will not break even after long-term use.
In addition, the dust suction nozzle of the dust suction gun of the embodiment is detachably connected with the hairbrush 3, and the hairbrush can assist the air suction action to clean the sundries.
The air inlet is provided with an air pipe joint, an external air source is connected with the dust collection gun through the air pipe joint, the air pressure of the external air source is 6 +/-2 bar, and through repeated tests, the dust collection effect is optimal under the air pressure, and the chip cannot be influenced.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (8)
1. The utility model provides a PCB face foreign matter clearance instrument which characterized in that: the dust collection gun comprises a dust collection gun body (1), wherein the gun body is provided with an air inlet (11), a dust collection port (12) and an air outlet (13), and the air outlet is detachably connected with a dust collection bag (2);
the gas outlet includes pipe portion (131), the periphery of pipe portion is equipped with a plurality of flexure strip (132), and is a plurality of the flexure strip is followed the periphery circumference equipartition of pipe portion, the one end fixed connection of flexure strip in the lateral wall of pipe portion, the other end is kept away from the lateral wall of pipe portion, and the one end orientation of keeping away from one side of pipe portion has dogtooth (1321), pipe portion is still worn the cover and is had solid fixed ring (133), gu fixed ring can follow the axial slip of pipe portion, gu fixed ring slides extremely the flexure strip can with the flexure strip constraint is in the lateral wall of pipe portion, connect the dirt bag can block in the flexure strip with between the lateral wall of pipe portion.
2. The PCB board foreign matter cleaning tool of claim 1, characterized in that: one side of the elastic piece, which is back to the round tube part, is provided with a positioning part, the positioning part comprises two raised steps (1322A and 1322B), and the distance between the two steps is more than or equal to the width of the fixing ring.
3. The PCB board foreign matter cleaning tool of claim 1, characterized in that: the outer side wall of the round pipe part is provided with a plurality of grooves (1311), and the convex teeth can be clamped into the grooves.
4. The PCB board foreign matter cleaning tool of claim 3, characterized in that: the groove is of a groove structure which is arranged along the whole circle of the outer side wall of the round pipe part.
5. The PCB board foreign matter cleaning tool of claim 1, characterized in that: the elastic sheet is a stainless steel elastic sheet.
6. The PCB board foreign matter cleaning tool of claim 1, characterized in that: the dust absorption opening is detachably connected with a hairbrush.
7. The PCB board foreign matter cleaning tool of claim 1, characterized in that: the air inlet is provided with an air pipe joint, and an external air source is connected with a dust collection gun through the air pipe joint.
8. The PCB board foreign matter cleaning tool of claim 7, characterized in that: the air pressure of the external air source is 6 +/-2 bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022434551.2U CN213305877U (en) | 2020-10-28 | 2020-10-28 | PCB face foreign matter clearance instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022434551.2U CN213305877U (en) | 2020-10-28 | 2020-10-28 | PCB face foreign matter clearance instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213305877U true CN213305877U (en) | 2021-05-28 |
Family
ID=76014469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022434551.2U Active CN213305877U (en) | 2020-10-28 | 2020-10-28 | PCB face foreign matter clearance instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213305877U (en) |
-
2020
- 2020-10-28 CN CN202022434551.2U patent/CN213305877U/en active Active
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