CN210112458U - Draw formula of inserting dust screen device fast - Google Patents
Draw formula of inserting dust screen device fast Download PDFInfo
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- CN210112458U CN210112458U CN201920747231.7U CN201920747231U CN210112458U CN 210112458 U CN210112458 U CN 210112458U CN 201920747231 U CN201920747231 U CN 201920747231U CN 210112458 U CN210112458 U CN 210112458U
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- groove
- dustproof
- frame
- spring
- grooves
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Abstract
The utility model discloses a quick drawing and inserting type dustproof net device, which comprises an installation frame and a dustproof net frame, wherein the installation frame and the dustproof net frame are both in square structures, a through groove is arranged in the installation frame, a dustproof plate is fixed in the dustproof net frame, and strip-shaped dustproof holes are uniformly arranged on the dustproof plate; the two sides of the through groove are provided with sinking grooves which are sliding grooves, the bottom of the through groove is provided with sinking grooves which are bottom grooves, and the sliding grooves and the bottom grooves are matched with the dustproof screen frame; the top of the dustproof screen frame is provided with a limiting block, the top of the installation frame is provided with a limiting groove, the limiting groove is communicated with the through groove, and the limiting groove is matched with the limiting block; a positioning pin is arranged on the mounting frame, a positioning groove is arranged on the dustproof screen frame, and the positioning pin is matched with the positioning groove; the elastic column is arranged on the bottom groove and is arranged on the bottom groove through a spring; through taking out the dust screen frame and inserting the setting in the installing frame to set up the bullet post in the bottom, be convenient for pop out fast, still set up the locating pin simultaneously and be used for fixing.
Description
Technical Field
The utility model relates to a rack technical field that prevents dust specifically is a take out formula of inserting dust screen device fast.
Background
The dustproof net device is a key device used for indoor and outdoor cabinets in networks such as 3G networks and 4G networks in the communication industry. In the use of indoor, outer rack, in order to prevent that the outer dust of rack from directly getting into the rack, guarantee certain air volume simultaneously and get into the rack, guarantee the heat dissipation of rack.
The dust screen device commonly used in the prior art is fixed by screws or welded on the ventilation opening of the base plate, so that the dust screen device is inconvenient to disassemble and assemble and maintain in the subsequent process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a draw formula of inserting dust screen device fast to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a quick drawing and inserting type dustproof screen device comprises an installation frame and a dustproof screen frame, wherein the installation frame and the dustproof screen frame are both of square structures, a through groove is formed in the installation frame, a dustproof plate is fixed in the dustproof screen frame, and strip-shaped dustproof holes are uniformly formed in the dustproof plate; the two sides of the through groove are provided with sinking grooves which are sliding grooves, the bottom of the through groove is provided with sinking grooves which are bottom grooves, the dustproof screen frame is respectively arranged in the sliding grooves and the bottom grooves, and the dustproof plate is correspondingly arranged in the through groove; the top of the dustproof screen frame is provided with a limiting block, the top of the installation frame is provided with a limiting groove, the limiting groove is communicated with the through groove, and the limiting groove is matched with the limiting block; a positioning pin is arranged on the mounting frame, a positioning groove is arranged on the dustproof screen frame, and the positioning groove is matched with the positioning pin; the bottom groove is provided with an elastic column which is arranged on the bottom groove through a spring.
Preferably, the mounting frame is provided with a slot, and the positioning pin is arranged in the slot and matched with the slot; the locating pin evenly is provided with a plurality ofly along the spout cell wall.
Preferably, a rotating roller is arranged at the bottom of the sliding chute, and two ends of the rotating roller are fixed on the chute wall of the sliding chute through rotating shafts; the rotating rollers are uniformly arranged along the bottom of the sliding groove.
Preferably, the bottom of the bottom groove is provided with a spring groove, one end of the spring is fixed at the bottom of the spring groove, and the other end of the spring is fixed at the bottom of the elastic column; the original length of the spring is 70% -90% of the depth of the spring groove, the bullet column is matched with the spring groove, the top end of the bullet column is provided with a hemispherical head, and multiple groups of bullet columns are uniformly arranged along the bottom groove.
Preferably, the dustproof hole is obliquely and downwards arranged, and the upper groove wall and the lower groove wall of the dustproof hole are both wavy curved surfaces.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a take out and insert the setting in the installing frame with the dustproof screen frame to set up the bullet post in the bottom, be convenient for pop out fast, still set up the locating pin simultaneously and be used for fixing, guarantee the stability in the use, when not using, extract the locating pin, thereby the whole dustproof screen frame pops out under the bullet post effect, conveniently takes out; whole utility model simple structure, it is convenient to use, is suitable for and uses widely on a large scale.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the slot structure of the present invention;
FIG. 3 is a schematic view of the structure of the rotating roller of the present invention;
FIG. 4 is a schematic view of the structure of the bottom trough of the present invention;
FIG. 5 is a schematic view of the structure of the dustproof hole of the present invention;
reference numbers in the figures: 1. installing a frame; 11. a through groove; 12. a chute; 13. a limiting groove; 14. a slot; 15. a rotating roller; 16. a rotating shaft; 17. a bottom groove; 18. a spring slot; 2. a dust-proof screen frame; 21. a dust-proof plate; 22. a limiting block; 23. positioning a groove; 24. a dust hole; 3. positioning pins; 4. a bullet column; 41. a spring; 42. a hemispherical head.
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 noted that the terms "vertical", "upper", "lower", "horizontal", 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 referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-5, the present invention provides a technical solution: a quick drawing and inserting type dustproof screen device comprises an installation frame 1 and a dustproof screen frame 2, wherein the installation frame 1 and the dustproof screen frame 2 are both of square structures, a through groove 11 is formed in the installation frame 1, a dustproof plate 21 is fixed in the dustproof screen frame 2, and strip-shaped dustproof holes 24 are uniformly formed in the dustproof plate 21; the two sides of the through groove 11 are provided with sinking grooves which are sliding grooves 12, the bottom of the through groove 11 is provided with sinking grooves which are bottom grooves 17, the dustproof screen frame 2 is respectively arranged in the sliding grooves 12 and the bottom grooves 17, and the dustproof plate 21 is correspondingly arranged in the through groove 11; the top of the dustproof screen frame 2 is provided with a limiting block 22, the top of the mounting frame 1 is provided with a limiting groove 13, the limiting groove 13 is communicated with the through groove 11, and the limiting groove 13 is matched with the limiting block 22; the mounting frame 1 is provided with a positioning pin 3, the dustproof screen frame 2 is provided with a positioning groove 23, and the positioning groove 23 is matched with the positioning pin 3; the bottom groove 17 is provided with a bullet column 4, and the bullet column 4 is installed on the bottom groove 17 through a spring 41.
Further, a slot 14 is arranged on the mounting frame 1, and the positioning pin 3 is arranged in the slot 14 and is matched with the slot; the positioning pins 3 are uniformly arranged along the groove wall of the sliding groove 12.
Furthermore, a rotating roller 15 is arranged at the bottom of the sliding chute 12, and two ends of the rotating roller 15 are fixed on the chute wall of the sliding chute 12 through a rotating shaft 16; a plurality of rotating rollers 15 are uniformly arranged along the groove bottom of the sliding groove 12.
Further, a spring groove 18 is formed in the bottom of the bottom groove 17, one end of the spring 41 is fixed to the bottom of the spring groove 18, and the other end of the spring is fixed to the bottom of the elastic column 4; the original length of the spring 41 is 70% -90% of the depth of the spring groove 18, the elastic column 4 is matched with the spring groove 18, the top end of the elastic column 4 is provided with a hemispherical head 42, and multiple groups of elastic columns 4 are uniformly arranged along the bottom groove 17.
Further, the dust-proof hole 24 is arranged obliquely downwards, and the upper and lower groove walls thereof are all wavy curved surfaces.
The working principle is as follows: in the actual use process, the mounting frame 1 is fixed outside a ventilation opening of the cabinet, the dustproof screen frame 2 is inserted from the upper limiting groove 13, the dustproof screen frame 2 is inserted along the sliding groove 12, finally, the bottom of the dustproof screen frame 2 is positioned in the bottom groove 17, the limiting block 22 at the top is positioned in the limiting groove 13, and the dustproof plate 21 is aligned with the through groove 11; meanwhile, the elastic column 4 is pressed into the spring groove 18 by the dustproof screen frame 2, so that the positioning groove 23 is aligned with the slot 14, and then the positioning pin 3 is inserted into the slot 14 and the positioning groove 23, thereby completing the relative fixation of the installation frame 1 and the dustproof screen frame 2.
When the dust screen needs to be replaced, the positioning pin 3 is sequentially pulled out, and the installation frame 1 and the dust screen frame 2 move relatively, so that the dust screen frame 2 is taken out from the through groove 11 under the action of the spring 41 of the elastic column 4 and under the action of manually pushing the dust guard 21. The rotating roller 15 is arranged at the bottom of the sliding groove 12 and is in contact with the dustproof screen frame 2, so that direct friction with a groove wall is avoided in the inserting and taking-out processes of the dustproof screen frame 2, sliding friction is changed into rolling friction, friction and resistance are reduced, and the inserting and taking-out are facilitated.
The spring 41 is arranged in the spring groove 18, and the length of the spring 41 is smaller than the depth of the spring groove 18, so that the elastic column 41 is prevented from being ejected out of the spring groove 18; in the using process, the aim of reducing the force of the user is fulfilled. The positioning pin 3 and the elastic column 4 are provided with a plurality of groups, and the fixing and ejecting performances are respectively guaranteed.
The dustproof hole 24 is obliquely and downwards arranged, and the upper groove wall and the lower groove wall of the dustproof hole are wavy curved surfaces, so that the difficulty that external fine dust passes through the dustproof hole 24 is increased on the premise that the internal heat discharge is not influenced.
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 (5)
1. The utility model provides a draw formula of inserting dust screen device fast which characterized in that: the dustproof screen frame comprises an installation frame (1) and a dustproof screen frame (2), wherein the installation frame (1) and the dustproof screen frame (2) are both of square structures, a through groove (11) is formed in the installation frame (1), a dustproof plate (21) is fixed in the dustproof screen frame (2), and strip-shaped dustproof holes (24) are uniformly formed in the dustproof plate (21); the two sides of the through groove (11) are provided with sinking grooves which are sliding grooves (12), the bottom of the through groove (11) is provided with sinking grooves which are bottom grooves (17), the dustproof screen frame (2) is respectively arranged in the sliding grooves (12) and the bottom grooves (17), and the dustproof plate (21) is correspondingly arranged in the through groove (11); the top of the dustproof screen frame (2) is provided with a limiting block (22), the top of the mounting frame (1) is provided with a limiting groove (13), the limiting groove (13) is communicated with the through groove (11), and the limiting groove (13) is matched with the limiting block (22); a positioning pin (3) is arranged on the mounting frame (1), a positioning groove (23) is arranged on the dustproof screen frame (2), and the positioning groove (23) is matched with the positioning pin (3); the bottom groove (17) is provided with an elastic column (4), and the elastic column (4) is arranged on the bottom groove (17) through a spring (41).
2. The rapid plugging dust screen device of claim 1, wherein: the mounting frame (1) is provided with a slot (14), and the positioning pin (3) is arranged in the slot (14) and matched with the slot; the positioning pins (3) are uniformly arranged along the groove wall of the sliding groove (12).
3. The rapid plugging dust screen device of claim 1, wherein: a rotating roller (15) is arranged at the bottom of the sliding chute (12), and two ends of the rotating roller (15) are fixed on the chute wall of the sliding chute (12) through a rotating shaft (16); the rotating rollers (15) are uniformly arranged along the bottom of the sliding groove (12).
4. The rapid plugging dust screen device of claim 1, wherein: a spring groove (18) is formed in the bottom of the bottom groove (17), one end of a spring (41) is fixed to the bottom of the spring groove (18), and the other end of the spring is fixed to the bottom of the elastic column (4); the original length of the spring (41) is 70% -90% of the depth of the spring groove (18), the elastic column (4) is matched with the spring groove (18), the top end of the elastic column (4) is provided with a hemispherical head (42), and multiple groups of elastic columns (4) are uniformly arranged along the bottom groove (17).
5. The rapid plugging dust screen device of claim 1, wherein: the dustproof hole (24) is obliquely and downwards arranged, and the upper groove wall and the lower groove wall of the dustproof hole are all wavy curved surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747231.7U CN210112458U (en) | 2019-05-22 | 2019-05-22 | Draw formula of inserting dust screen device fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747231.7U CN210112458U (en) | 2019-05-22 | 2019-05-22 | Draw formula of inserting dust screen device fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210112458U true CN210112458U (en) | 2020-02-21 |
Family
ID=69561239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920747231.7U Expired - Fee Related CN210112458U (en) | 2019-05-22 | 2019-05-22 | Draw formula of inserting dust screen device fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210112458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111712089A (en) * | 2020-07-17 | 2020-09-25 | 鹰潭明康通信技术有限公司 | Radio frequency measuring device with variable attenuator |
-
2019
- 2019-05-22 CN CN201920747231.7U patent/CN210112458U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111712089A (en) * | 2020-07-17 | 2020-09-25 | 鹰潭明康通信技术有限公司 | Radio frequency measuring device with variable attenuator |
| CN111712089B (en) * | 2020-07-17 | 2021-06-04 | 鹰潭明康通信技术有限公司 | Radio frequency measuring device with variable attenuator |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |