Dustproof structure for installing ventilating fan on seat

Abstract

The utility model relates to the technical field of seat ventilation, in particular to a dustproof structure used for installing a ventilation fan on a seat, which comprises a ventilation fan body, a gland is arranged at the top end of the ventilation fan body, a pressing ring and a dustproof net are arranged in the gland, two grooves are arranged at the top end of the gland, sliding blocks are arranged in the two grooves, and the dustproof net is arranged in the sliding blocks. First inserting blocks and second inserting blocks are integrally formed on the opposite side walls of the two sliding blocks, inserting grooves matched with the second inserting blocks are formed in the two sides of the ventilation fan body, inserting grooves matched with the first inserting blocks are formed in the two sides of the pressing ring, and guide columns are integrally formed on the opposite side walls of the two sliding blocks. The two guide columns are sleeved with springs, and two sliding grooves for the guide columns to slide are formed in the gland. The dustproof net is convenient to disassemble, and subsequent installation is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a seat ventilation technical field, concretely relates to a dustproof structure for seat installation ventilation fan. BACKGROUND

[0002] The seat ventilation function is a technology that provides a cool experience for vehicle seats in summer, which promotes air circulation through the built-in fan system, thereby reducing the seat surface temperature and humidity. This function is particularly suitable for high-temperature environments and can effectively reduce the stuffy feeling and discomfort caused by long-term sitting, improving passenger comfort. In order to prevent external dust from entering the seat interior, a dust screen is generally installed on the ventilation fan, which is usually fixed on the ventilation fan by bolts or adhesives. When installing and disassembling the dust screen, tools are needed to tighten the bolts, which may cause the bolts to slip during tightening, affecting the fixing effect. When the dust screen is fixed by adhesives, the remaining adhesives need to be cleaned during disassembly and replacement, which affects the disassembly and cleaning or replacement of the dust screen. Therefore, a dustproof structure for seat installation ventilation fan is proposed to facilitate the disassembly and assembly of the dust screen. SUMMARY

[0003] In view of the problems in the prior art, the utility model provides a dustproof structure for seat installation ventilation fan.

[0004] The utility model solves the technical problems and adopts the technical scheme of a dustproof structure for seat installation ventilation fan, including ventilation fan body, the top of ventilation fan body is equipped with gland, the inside of gland is equipped with pressure ring and dust screen, the top of gland is equipped with two recesses, two recesses all are equipped with sliding block that slides in recess horizontally, two The side walls of sliding block opposite to each other are integrally formed with first plug and second plug, both sides of ventilation fan body are equipped with the slot that adapts to second plug, both sides of pressure ring are equipped with the slot that adapts to first plug, The side walls of two sliding blocks opposite to each other are integrally formed with guide column, two guide columns are all covered with spring, the inside of gland is equipped with two sliding grooves for guide column sliding.

[0005] By adopting the technical scheme, the two sliders are pushed to move away from each other, the two second insertion blocks are separated from the insertion slots on the two sides of the ventilation fan body, the upper cover is moved upward to be separated from the ventilation fan body, the two sliders are continuously pushed to move away from each other, the two first insertion blocks are separated from the insertion slots on the two sides of the pressing ring, the pressing ring is conveniently taken out, the dust screen is taken out for cleaning or replacement, during installation, the dust screen is placed in the upper cover, the two sliders are pushed to move away from each other, the pressing ring is placed in the upper cover, the upper cover is placed at the top end of the ventilation fan body, the two sliders are loosened, the two springs push the two sliders to reset, the two second insertion blocks are inserted into the insertion slots on the two sides of the ventilation fan body, and the two first insertion blocks are inserted into the insertion slots on the two sides of the pressing ring, so that the upper cover, the pressing ring and the dust screen are conveniently installed.

[0006] Specifically, the first reinforcing rod is fixed in the pressing ring, the second reinforcing rod is fixed on the two sides of the first reinforcing rod, and the two ends of the second reinforcing rod are connected with the pressing ring.

[0007] By adopting the technical scheme, the first reinforcing rod and the second reinforcing rod are arranged, which not only improves the strength of the pressing ring, but also prevents the sponge in the seat from contacting and extruding the dust screen, and plays a certain protection role on the dust screen.

[0008] Specifically, the outer wall of the upper cover is integrally formed with a plurality of cylindrical first anti-skid protrusions, and the plurality of first anti-skid protrusions are arranged in an annular array.

[0009] By adopting the technical scheme, the first anti-skid protrusion is arranged, which is beneficial to the holding and taking of the upper cover.

[0010] Specifically, the side wall of each of the two sliders is integrally formed with a plurality of semispherical second anti-skid protrusions.

[0011] By adopting the technical scheme, the second anti-skid protrusion is arranged, which is beneficial to the pushing of the slider.

[0012] Specifically, the two recesses are each connected with a protective cover.

[0013] By adopting the technical scheme, the protective cover is arranged, which can protect the slider in the recess, and when the slider needs to be pushed, the protective cover can be pulled out of the recess.

[0014] The utility model discloses the beneficial effects of:

[0015] (1) The dustproof structure for installing a ventilation fan on a seat, two sliders are pushed to move away from each other, two second insertion blocks are separated from the insertion slots on the two sides of the ventilation fan body, the upper cover can be dismounted from the ventilation fan body, the two sliders are continuously pushed to move away from each other, two first insertion blocks are separated from the insertion slots on the two sides of the compression ring, the compression ring is conveniently taken out at this time, the dust screen can be taken out for cleaning or replacement after the compression ring is taken out, when installing, the dust screen is placed in the upper cover, the two sliders are pushed to move away from each other, the compression ring is placed in the upper cover, the upper cover is placed at the top end of the ventilation fan body, the two sliders are loosened, two springs push the two sliders to reset, two second insertion blocks are inserted into the insertion slots on the two sides of the ventilation fan body, and two first insertion blocks are inserted into the insertion slots on the two sides of the compression ring, so that the upper cover, the compression ring and the dust screen are conveniently installed.

[0016] (2) The dustproof structure for installing a ventilation fan on a seat, the first reinforcing rod and the second reinforcing rod are arranged, the strength of the compression ring is improved, and the sponge in the seat is prevented from contacting and extruding the dust screen, so that the dust screen is protected. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model is further illustrated below in combination with the drawings and embodiments.

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a sectional view of the utility model;

[0020] Figure 3 It is a sectional view of the utility model Figure 2 It is an enlarged view of structure in A of the utility model;

[0021] Figure 4 It is a sectional view of the protective cover of the utility model.

[0022] In the drawing: 1, ventilation fan body; 2, upper cover; 20, protective cover; 21, first anti-slip protrusion; 3, compression ring; 4, first reinforcing rod; 5, dust screen; 6, second reinforcing rod; 7, slider; 70, second anti-slip protrusion; 71, first insertion block; 72, second insertion block; 73, guide column; 8, spring. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0024] In order to facilitate the dismounting of the dust screen 5, as an embodiment of the utility model, as shown in Figure 1 、 Figure 2 、 Figure 3As shown, the dustproof structure for installing ventilation fan on seat, including ventilation fan body 1, ventilation fan body 1 is fixed in seat through bolt, seat and ventilation fan body 1 are prior art, no longer tedious, the top of ventilation fan body 1 is equipped with gland 2, gland 2 is equipped with pressing ring 3 and dust screen 5 in, the top of gland 2 is equipped with two recesses, two recesses are all equipped with sliding block 7 sliding horizontally in recess, the side wall of two sliding block 7 is all integrally formed with first plug block 71 and second plug block 72, the both sides of ventilation fan body 1 are all equipped with the slot of adaptation with second plug block 72, the both sides of pressing ring 3 are all equipped with the slot of adaptation with first plug block 71, the side wall of two sliding block 7 is all integrally injection molded with guide column 73, two spring 8 are all covered on two guide column 73, gland 2 is equipped with two sliding groove for guide column 73 sliding.

[0025] In use, two sliding blocks 7 are pushed away from each other, two second plug blocks 72 are out of the slot on both sides of ventilation fan body 1, and ventilation fan body 1 can be removed by moving the gland 2 upwards, continue to push two sliding blocks 7 away from each other, two first plug blocks 71 are out of the slot on both sides of pressing ring 3, at this time, the pressing ring 3 is released from the limiting, the pressing ring 3 is convenient to take out, the dust screen 5 is taken out after the pressing ring 3 is taken out, and the dust screen 5 is cleaned or replaced, when installing, the dust screen 5 is placed in the gland 2, two sliding blocks 7 are pushed away from each other, the pressing ring 3 is placed in the gland 2, the gland 2 is placed on the top of the ventilation fan body 1, two sliding blocks 7 are loosened, two spring 8 pushes two sliding blocks 7 to reset, two second plug blocks 72 are inserted into the slot on both sides of ventilation fan body 1, and two first plug blocks 71 are inserted into the slot on both sides of pressing ring 3, so that the gland 2, the pressing ring 3 and the dust screen 5 are conveniently installed.

[0026] In order to improve the strength of the pressing ring 3, for example, as shown, Figure 1 The first reinforcing rod 4 is welded and fixed in the pressing ring 3, the second reinforcing rod 6 is welded and fixed on both sides of the first reinforcing rod 4, and the second reinforcing rod 6 is welded and connected with the pressing ring 3 at both ends.

[0027] In use, the first reinforcing rod 4 and the second reinforcing rod 6 are arranged, which not only improves the strength of the pressing ring 3, but also prevents the sponge in the seat from contacting and extruding the dust screen 5, and plays a certain protection role on the dust screen 5.

[0028] In order to facilitate the holding and taking of the gland 2, for example, as shown, Figure 1 The outer wall of the gland 2 is integrally formed with a plurality of cylindrical first anti-skid protrusions 21, and a plurality of first anti-skid protrusions 21 are arranged in an annular array.

[0029] In order to facilitate the pushing of the sliding block 7, for example, as shown,Figure 3 As shown in the drawings, the side wall of each of the two sliding blocks 7 is integrally formed with a plurality of second anti-skid protrusions 70 in the shape of a hemisphere.

[0030] In order to protect the sliding blocks 7, as shown in the drawings, Figure 1 Figure 4 As shown in the drawings, the two recesses are each clamped with a protective cover 20 made of plastic. When the protective cover 20 in the recess is taken out, the protective cover 20 can be deformed to some extent, which is beneficial to the taking out of the protective cover 20.

[0031] In use, the ventilation fan body 1 is fixed in a seat (prior art, not shown) by bolts, and the first reinforcing rod 4 and the second reinforcing rod 6 are arranged, which not only improves the strength of the compression ring 3, but also prevents the sponge in the seat from contacting and extruding the dust screen 5, thereby playing a certain protective role on the dust screen 5.

[0032] When the dust screen 5 needs to be cleaned or replaced, the two protective covers 20 are pried out of the two recesses, the two sliding blocks 7 are pushed to move away from each other, the two second insertion blocks 72 are disengaged from the insertion slots on both sides of the ventilation fan body 1, and the compression cover 2 is moved upward to be disengaged from the ventilation fan body 1. Continue to push the two sliding blocks 7 to move away from each other, the two first insertion blocks 71 are disengaged from the insertion slots on both sides of the compression ring 3, at this time the compression ring 3 is released from the limiting, which is convenient for taking out the compression ring 3, and after the compression ring 3 is taken out, the dust screen 5 can be taken out for cleaning or replacement.

[0033] When installing, the dust screen 5 is placed in the compression cover 2, the two sliding blocks 7 are pushed to move away from each other, the compression ring 3 is placed in the compression cover 2, the compression cover 2 is placed at the top end of the ventilation fan body 1, the two sliding blocks 7 are loosened, the two springs 8 push the two sliding blocks 7 to reset, the two second insertion blocks 72 are inserted into the insertion slots on both sides of the ventilation fan body 1, and the two first insertion blocks 71 are inserted into the insertion slots on both sides of the compression ring 3, which is convenient for installing the compression cover 2, the compression ring 3 and the dust screen 5.

[0034] The above shows and describes the basic principles, main features and advantages of the present application. It should be understood by those skilled in the art that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents. The contents not described in detail in the present application are all prior art known to those skilled in the art.​

Claims

1. A dust-proof structure for a seat-mounted ventilating fan, characterized by comprising: The utility model provides a ventilating fan, including ventilating fan body (1), the top of ventilating fan body (1) is equipped with gland (2), be equipped with gland (2) inside gland ring (3) and dust screen (5), the top of gland (2) is equipped with two recesses, two recesses are all equipped with the sliding block (7) in recess horizontal sliding, two the side wall of sliding block (7) is integrally formed with first plug -in block (71) and second plug -in block (72) to each other, the both sides of ventilating fan body (1) are equipped with the slot of second plug -in block (72) adaptation, the both sides of gland ring (3) are equipped with the slot of first plug -in block (71) adaptation, two the side wall of sliding block (7) is integrally formed with guide column (73) to each other, two spring (8) are all set on guide column (73), be equipped with two the sliding slot of guide column (73) sliding in gland (2).

2. The dust-proof structure for a seat-mounted ventilation fan according to claim 1, characterized by The first reinforcing rod (4) is fixed in the gland ring (3), the both sides of the first reinforcing rod (4) are fixed with the second reinforcing rod (6), the both ends of the second reinforcing rod (6) are connected with the gland ring (3), and the first reinforcing rod (4) is located above the dust screen (5).

3. The dust-proof structure for a seat-mounted ventilation fan according to claim 1, characterized by The outer wall of the gland (2) is integrally formed with a plurality of cylindrical first anti-skid protrusions (21), and the plurality of first anti-skid protrusions (21) are arranged in an annular array.

4. The dust-proof structure for a seat-mounted ventilation fan according to claim 1, characterized by The side wall of each of the two sliding blocks (7) is integrally formed with a plurality of semispherical second anti-skid protrusions (70).

5. The dust-proof structure for a seat-mounted ventilation fan according to claim 1, characterized by Each of the two recesses is clamped with a protective cover (20).

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