CN212550313U

CN212550313U - Sealing device for reflow oven

Info

Publication number: CN212550313U
Application number: CN202020882208.1U
Authority: CN
Inventors: 胡国伟; 陆文达
Original assignee: Wuhan Xianfeng Technology Co ltd
Current assignee: Wuhan Xianfeng Technology Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-02-19
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a sealing device for a reflow oven, which comprises a reflow oven sealing silica gel, wherein the front end of the reflow oven sealing silica gel is provided with a spray head, the front end of the reflow oven sealing silica gel is provided with a connecting groove, the end part of the spray head is fixed with a connecting pipe, the connecting pipe is connected with the connecting groove in a clamping way, the end part of the connecting groove is provided with a limiting port, the surface of the limiting port is sleeved with a limiting nut, and the limiting nut is connected with the limiting port in a clamping way; the utility model discloses a spread groove of design for when the shower nozzle on the reflow oven sealing silica gel needs to be changed, can compare current technique through spread groove, connecting pipe, spacing mouthful of the different length shower nozzle of change of spacing nut convenient and fast of design, make things convenient for sealing silica gel's spraying work greatly.

Description

Sealing device for reflow oven

Technical Field

The utility model belongs to the technical field of reflow oven sealing silica gel, concretely relates to sealing device for reflow oven.

Background

The sealing silica gel of the reflow furnace is liquid silicone rubber, and the liquid colloid is poured on the surface of a product to seal the product after vulcanization molding, so that the effects of heat insulation, moisture resistance, heat prevention, insulation and the like are achieved.

The existing reflow oven sealing silica gel still has some defects when in use: when the sealing silica gel of the existing reflow oven is sprayed at different deep positions, the sealing silica gel cannot be sprayed to the accurate position because the length of the spray head is fixed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealing device for reflow oven to propose current reflow oven sealing silica gel when the position spraying sealing silica gel to different depths in solving above-mentioned background art, because the length of shower nozzle is fixed, can't be the problem of sealing silica gel spraying to accurate position.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealing device for reflow oven, includes reflow oven sealing silica gel, reflow oven sealing silica gel's front end is provided with the shower nozzle, the spread groove has been seted up to reflow oven sealing silica gel's front end, the end fixing of shower nozzle has the connecting pipe, the connecting pipe is connected with the spread groove block, the tip of spread groove is provided with spacing mouthful, the surface cover of spacing mouthful is equipped with limit nut, limit nut is connected with spacing mouthful block.

Preferably, the inside of reflow oven sealing silica gel is provided with the extrusion piece, the tip of extrusion piece is provided with the push rod, the tip of extrusion piece is seted up flutedly, the tip and the recess block of push rod are connected, the spout has been seted up to the inner wall equidistance of recess, the tip surface symmetry of push rod is fixed with the slider, the slider is connected with the spout block, the spacing groove has been seted up to the surface symmetry of slider, the inner wall symmetry of spout is fixed with spacing knot, spacing knot is connected with the spacing groove block.

Preferably, the cross section of the sliding groove is of an L-shaped structure, and the sliding groove is attached to the surface of the sliding block.

Preferably, the limiting buckle is an elastic component, and the limiting buckle is attached to the inner wall of the limiting groove.

Preferably, the end part of the spray head is of an arc-shaped structure, and the spray head is a plastic component.

Preferably, the cross section of the connecting pipe is of a rectangular structure, and the connecting pipe is attached to the inner wall of the connecting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a spread groove of design for when the shower nozzle on the reflow oven sealing silica gel needs to be changed, can compare current technique through spread groove, connecting pipe, spacing mouthful of the different length shower nozzle of change of spacing nut convenient and fast of design, make things convenient for sealing silica gel's spraying work greatly.

2. The utility model discloses a push rod of design for when needs extrusion sealing silica gel, can be connected with the extrusion piece through push rod, recess, spout, slider, spacing groove and the spacing knot of design and extrude, current technique compares, has made things convenient for sealing silica gel's extrusion work greatly.

Drawings

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

fig. 2 is an enlarged schematic view of the utility model at a in fig. 1;

fig. 3 is an enlarged schematic view of the utility model at the point B in fig. 1;

FIG. 4 is a schematic view of the chute structure of the present invention;

in the figure: 1. silica gel is sealed in a reflow oven; 2. a spray head; 3. connecting grooves; 4. a connecting pipe; 5. a limiting port; 6. a limit nut; 7. extruding the sheet; 8. a push rod; 9. a groove; 10. a chute; 11. a slider; 12. a limiting groove; 13. and a limit buckle.

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.

Example 1

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a sealing device for reflow oven, including reflow oven sealing silica gel 1, reflow oven sealing silica gel 1's front end is provided with shower nozzle 2, spread groove 3 has been seted up to reflow oven sealing silica gel 1's front end, the end fixing of shower nozzle 2 has connecting pipe 4, connecting pipe 4 is connected with 3 blocks of spread groove, the tip of spread groove 3 is provided with spacing mouthful 5, the surface cover of spacing mouthful 5 is equipped with stop nut 6, stop nut 6 is connected with 5 blocks of spacing mouthful, be connected with 5 blocks of spacing mouthful through stop nut 6, be convenient for fix shower nozzle 2.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a sealing device for reflow oven, including reflow oven sealing silica gel 1, reflow oven sealing silica gel 1's front end is provided with shower nozzle 2, spread groove 3 has been seted up to reflow oven sealing silica gel 1's front end, the end fixing of shower nozzle 2 has connecting pipe 4, connecting pipe 4 is connected with 3 blocks of spread groove, the tip of spread groove 3 is provided with spacing mouthful 5, the surface cover of spacing mouthful 5 is equipped with stop nut 6, stop nut 6 is connected with 5 blocks of spacing mouthful, be connected with 5 blocks of spacing mouthful through stop nut 6, be convenient for fix shower nozzle 2.

In this embodiment, preferably, an extrusion sheet 7 is arranged inside the reflow oven sealing silica gel 1, a push rod 8 is arranged at an end of the extrusion sheet 7, a groove 9 is formed in an end of the extrusion sheet 7, an end of the push rod 8 is connected with the groove 9 in a clamping manner, sliding grooves 10 are formed in inner walls of the groove 9 at equal intervals, sliding blocks 11 are symmetrically fixed on end surfaces of the push rod 8, the sliding blocks 11 are connected with the sliding grooves 10 in a clamping manner, limiting grooves 12 are symmetrically formed in surfaces of the sliding blocks 11, limiting buckles 13 are symmetrically fixed on inner walls of the sliding grooves 10, the limiting buckles 13 are connected with the limiting grooves 12 in a clamping manner, and the push rod 8 is conveniently and fixedly connected with the extrusion sheet 7 through the limiting.

In this embodiment, preferably, the cross section of the sliding groove 10 is an L-shaped structure, and the sliding groove 10 is attached to the surface of the sliding block 11, so that the sliding groove 10 is conveniently connected with the sliding block 11 in a clamping manner.

In this embodiment, preferably, the position-limiting buckle 13 is an elastic member, and the position-limiting buckle 13 is attached to the inner wall of the position-limiting groove 12, so that the position-limiting buckle 13 is conveniently engaged with the position-limiting groove 12.

In this embodiment, preferably, the end of the nozzle 2 is an arc-shaped structure, and the nozzle 2 is a plastic component, so as to facilitate spraying of sealing silica gel.

In this embodiment, preferably, the cross section of the connecting pipe 4 is a rectangular structure, and the connecting pipe 4 is attached to the inner wall of the connecting groove 3, so that the connecting pipe 4 is connected with the connecting groove 3 in a clamping manner.

The utility model discloses a theory of operation and use flow: when the utility model is used for replacing the nozzle 2 at the front end of the reflow oven sealing silica gel 1, firstly, the limit nut 6 is unscrewed to rotate on the surface of the limit port 5 and remove the limit on the connecting pipe 4, then the nozzle 2 is pulled to drive the connecting pipe 4 to withdraw from the inside of the connecting groove 3, then the nozzles 2 with different lengths are replaced, the connecting pipe 4 is clamped into the inside of the connecting groove 3, finally, the limit nut 6 is screwed down to rotate on the surface of the limit port 5 to limit the connecting pipe 4, thereby the replacement of the nozzle 2 can be completed, when the reflow oven sealing silica gel 1 needs to be extruded, the push rod 8 is firstly connected with the extrusion sheet 7, the end part of the push rod 8 is clamped into the inside of the groove 9, the slide block 11 is embedded into the chute 10, then, the push rod 8 is rotated to drive the slide block 11 to rotate in the inside of the chute 10, and the limit buckle 13 is, and finally, the limiting buckle 13 is clamped and connected with the limiting groove 12, and the connection can be completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealing device for reflow oven, includes reflow oven sealing silica gel (1), its characterized in that: the front end of reflow oven sealing silica gel (1) is provided with shower nozzle (2), spread groove (3) have been seted up to the front end of reflow oven sealing silica gel (1), the end fixing of shower nozzle (2) has connecting pipe (4), connecting pipe (4) are connected with spread groove (3) block, the tip of spread groove (3) is provided with spacing mouthful (5), the surface cover of spacing mouthful (5) is equipped with stop nut (6), stop nut (6) are connected with spacing mouthful (5) block.

2. The sealing device for the reflow oven according to claim 1, wherein: the inside of reflow oven sealing silica gel (1) is provided with extrusion piece (7), the tip of extrusion piece (7) is provided with push rod (8), the tip of extrusion piece (7) is seted up flutedly (9), the tip and recess (9) block of push rod (8) are connected, spout (10) have been seted up to the inner wall equidistance of recess (9), the tip surface symmetry of push rod (8) is fixed with slider (11), slider (11) are connected with spout (10) block, spacing groove (12) have been seted up to the surface symmetry of slider (11), the inner wall symmetry of spout (10) is fixed with spacing knot (13), spacing knot (13) are connected with spacing groove (12) block.

3. The sealing device for the reflow oven according to claim 2, wherein: the cross section of the sliding chute (10) is of an L-shaped structure, and the sliding chute (10) is attached to the surface of the sliding block (11).

4. The sealing device for the reflow oven according to claim 2, wherein: the limiting buckle (13) is an elastic material component, and the limiting buckle (13) is attached to the inner wall of the limiting groove (12).

5. The sealing device for the reflow oven according to claim 1, wherein: the end part of the spray head (2) is of an arc-shaped structure, and the spray head (2) is a plastic component.

6. The sealing device for the reflow oven according to claim 1, wherein: the cross section of connecting pipe (4) is the rectangle structure, the inner wall laminating of connecting pipe (4) and spread groove (3).