CN214000038U - Dust cover for drill bit - Google Patents
Dust cover for drill bit Download PDFInfo
- Publication number
- CN214000038U CN214000038U CN202022409171.3U CN202022409171U CN214000038U CN 214000038 U CN214000038 U CN 214000038U CN 202022409171 U CN202022409171 U CN 202022409171U CN 214000038 U CN214000038 U CN 214000038U
- Authority
- CN
- China
- Prior art keywords
- dust
- lantern ring
- fixedly connected
- dust cover
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims abstract description 41
- 238000005192 partition Methods 0.000 claims abstract description 8
- 229920003023 plastic Polymers 0.000 claims description 4
- 238000005553 drilling Methods 0.000 description 17
- 238000009825 accumulation Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
Abstract
A dust cover for a drill bit comprises a dust-proof folding enclosure (2), a contact ring (3), a lantern ring (1) and an elastic telescopic rod (4), wherein one end of the dust-proof folding enclosure (2) is fixedly connected to the upper surface of the contact ring (3), the other end of the dust-proof folding enclosure (2) is fixedly connected to the upper surface of the lantern ring (1), one end of the elastic telescopic rod (4) is fixedly connected to the inner side wall of the contact ring (3), the other end of the elastic telescopic rod (4) is fixedly connected to the inner side wall of the lantern ring (1), a bearing (5) is arranged on the inner side of the lantern ring (1), a through hole (9) is formed in the bearing (5), the bearing (5) is fixedly connected to the lantern ring (1) through a connecting rod (7), a dust-proof partition plate (6) is connected to the inner wall of the lantern ring (1), the dust-proof partition plate (6) is arranged on one side of the connecting rod (7), and a slope (8) is arranged on the inner side wall of the contact ring (3), an opening (10) is formed in the inner side of the contact ring (3).
Description
Technical Field
The utility model relates to a drill bit appurtenance technical field, in particular to drill bit dust cover.
Background
When using the drill bit to carry out the drilling operation on the building, can produce a large amount of dusts, bring the injury to the operating personnel health to can influence operating personnel sight and then influence drilling quality and progress, consequently need a drill bit dust cover to keep apart the dust that produces and bring the facility for operating personnel's construction.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a dust cover for a drill bit, which overcomes the defects in the prior art;
in order to solve the technical problem, the utility model provides a following technical scheme:
a dust cover for a drill bit comprises a dust-proof folding enclosure, a contact ring, a lantern ring and an elastic telescopic rod, wherein one end of the dust-proof folding enclosure is fixedly connected to the upper surface of the contact ring, the other end of the dust-proof folding enclosure is fixedly connected to the upper surface of the lantern ring, when the drill bit drills deeply, the dust-proof folding enclosure and the contact ring attached to a construction object can be folded, sealed and enclosed along with the contact ring, one end of the elastic telescopic rod is fixedly connected to the inner side wall of the contact ring, the other end of the elastic telescopic rod is fixedly connected to the inner side wall of the lantern ring, the integral stability of the device is ensured, deformation is avoided, a bearing is arranged on the inner side of the lantern ring, a through hole is formed in the bearing, the bearing is fixedly connected to the lantern ring through a connecting rod, the bearing can be sleeved to the tail part of the drill bit when the drill bit is used for drilling, the inner wall of the lantern ring is connected with a dust-proof partition plate which is arranged on one side of the connecting rod, the dust winding device has the advantages that the dust winding device effectively isolates the dust winding body and seals the operation part of the drill bit, the inner side wall of the contact ring is provided with a slope, the inner side of the contact ring is provided with an opening, and when dust is generated in drilling, the dust can slide down the slope into the dustproof folding enclosure;
optionally, the opening of the slope is in a circular truncated cone shape to form a height drop, so that dust can flow into the dustproof folding surrounding along the slope when falling off, dust collection is facilitated, and accumulation on the contact ring is avoided;
optionally, the number of the elastic telescopic rods is two, and the elastic telescopic rods are symmetrically distributed at two ends of the lantern ring, so that the stability of the whole structure is ensured, and the influence on drilling operation caused by deformation of dust accumulation due to dust accumulation in the dustproof folding enclosure is avoided;
optionally, the dustproof folding enclosure is a corrugated pipe made of transparent plastic material, so that the drilling alignment can be conveniently performed in a perspective manner;
optionally, the dust-proof folded enclosure free length is greater than the length of a typical small drill bit;
optionally, the bearing is a ball bearing with a dust cover;
has the advantages that: the utility model discloses a beta structure, the dustproof folding of transparent plastic material surrounds and can fold, uses the contact ring to paste construction wall etc. and the lantern ring of the other end cup joints in the drill bit afterbody through built-in bearing, alright make dustproof folding the surrounding fold under the extrusion force effect when going deep into drilling. Be equipped with the dust landing that sloping contact ring inner wall can be better produced drilling simultaneously and collect in dustproof folding surrounding, avoid it to spill at will and produce raise dust etc. the later stage clearance of being convenient for can guarantee under two elastic telescopic rod's effect that dustproof folding surrounding even inside piles up and has a large amount of dust also can not lead to whole deformation, can not influence drilling construction, it experiences to have fabulous use, and it is effectual to seal, can not produce the raise dust, protect user's healthy and improve work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the structure of the present invention;
FIG. 3 is a front view of the structure of the present invention;
wherein, the device comprises a lantern ring 1, a dustproof folding enclosure 2, a contact ring 3, an elastic telescopic rod 4, a bearing 5, a dustproof clapboard 6, a connecting rod 7, a slope 8, a through hole 9 and an opening 10.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases by those skilled in the art.
As shown in fig. 1-3, the device comprises a dustproof folding surrounding 2, a contact ring 3, a sleeve ring 1 and an elastic telescopic rod 4, wherein one end of the dustproof folding surrounding 2 is fixedly connected to the upper surface of the contact ring 3, the other end of the dustproof folding surrounding 2 is fixedly connected to the upper surface of the sleeve ring 1, when a drill bit is used for deep drilling, the dustproof folding surrounding and contact ring attached to a construction object can be folded, sealed and surrounded along with the contact ring, one end of the elastic telescopic rod 4 is fixedly connected to the inner side wall of the contact ring 3, the other end of the elastic telescopic rod 4 is fixedly connected to the inner side wall of the sleeve ring 1, the overall stability of the device is ensured, the deformation is avoided, a bearing 5 is arranged on the inner side of the sleeve ring 1, a through hole 9 is arranged in the bearing 5, the bearing 5 is fixedly connected to the sleeve ring 1 through a connecting rod 7, and the bearing can be sleeved on the tail part of the drill bit when the drill bit is used for drilling, the inner wall of the lantern ring 1 is connected with a dustproof partition plate 6, the dustproof partition plate 6 is arranged on one side of the connecting rod 7, dust wound around the body is effectively isolated, the operation part of the drill bit is sealed, a slope 8 is arranged on the inner side wall of the contact ring 3, an opening 10 is formed in the inner side of the contact ring 3, and when dust is generated in drilling, the dust can slide down into the dustproof folding enclosure from the slope; the opening 10 is in a circular truncated cone shape due to the slope 8, and height drop is formed, so that dust can flow into the dustproof folding surrounding along the slope when falling off, dust collection is facilitated, and accumulation on the contact ring is avoided; the two elastic telescopic rods 4 are arranged, and the elastic telescopic rods 4 are symmetrically distributed at two ends of the lantern ring 1, so that the stability of the whole structure is ensured, and the influence on drilling operation caused by the deformation of dust accumulation due to dust accumulation in the dustproof folding enclosure is avoided; the dustproof folding enclosure 2 is a corrugated pipe made of transparent plastic materials, so that the drilling alignment can be conveniently performed in a perspective mode; the free length of the dustproof folding enclosure 2 is larger than that of a common small drill bit; the bearing 5 is a ball bearing with a dust cap.
The working principle is as follows: when the device is used, firstly, the through hole 9 of the bearing 5 at the inner side of the lantern ring 1 is sleeved at the tail part of the drill bit, then the contact ring 3 is attached to the construction wall surface, then the dustproof folding surrounding 2 made of transparent materials can be used for aligning and drilling, dust generated in the drilling process can slide down the slope 8 into the dustproof folding surrounding 2 to be accumulated, the dustproof partition plate 6 arranged at one side of the lantern ring 1 and the contact ring 3 tightly attached to the wall surface can not generate dust raising and a large amount of dust sliding, when the drill bit is gradually deeply drilled, the dustproof folding surrounding 2 can be folded under the extrusion force of the contact ring 3 and the lantern ring 1, meanwhile, the elastic telescopic rod 4 can also contract, meanwhile, the elastic telescopic rod 4 supports the whole structure, the box change is avoided, when the drilling is finished, the drill bit is drawn out, the dustproof folding surrounding 2 can also be unfolded when the elastic telescopic rod 4 is deformed and restored, then the bearing 5 is separated from the tail part of the drill bit, the whole device is separated, and then dust generated in the dustproof folding enclosure 2 is dumped.
Claims (6)
1. A kind of bit dust cover, its characterized in that: comprises a dustproof folding enclosure (2), a contact ring (3), a lantern ring (1) and an elastic telescopic rod (4), wherein one end of the dustproof folding enclosure (2) is fixedly connected with the upper surface of the contact ring (3), the other end of the dustproof folding enclosure (2) is fixedly connected with the upper surface of the lantern ring (1), one end of the elastic telescopic rod (4) is fixedly connected with the inner side wall of the contact ring (3), the other end of the elastic telescopic rod (4) is fixedly connected with the inner side wall of the lantern ring (1), a bearing (5) is arranged on the inner side of the lantern ring (1), a through hole (9) is arranged in the bearing (5), the bearing (5) is fixedly connected with the lantern ring (1) through a connecting rod (7), the inner wall of the lantern ring (1) is connected with a dustproof partition plate (6), the dustproof partition plate (6) is arranged on one side of the connecting rod (7), and the inner side wall of the contact ring (3) is provided with a slope (8), an opening (10) is formed in the inner side of the contact ring (3).
2. A dust cover for drill bits according to claim 1, wherein: the slope (8) enables the opening (10) to be in a circular truncated cone shape, and a height drop is formed.
3. A dust cover for drill bits according to claim 1, wherein: the number of the elastic telescopic rods (4) is two, and the elastic telescopic rods (4) are symmetrically distributed at two ends of the lantern ring (1).
4. A dust cover for drill bits according to claim 1, wherein: the dustproof folding enclosure (2) is a corrugated pipe made of transparent plastic.
5. A dust cover for drill bits according to claim 1, wherein: the free length of the dust-proof folding enclosure (2) is larger than the length of a common small drill bit.
6. A dust cover for drill bits according to claim 1, wherein: the bearing (5) is a ball bearing with a dust cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022409171.3U CN214000038U (en) | 2020-10-26 | 2020-10-26 | Dust cover for drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022409171.3U CN214000038U (en) | 2020-10-26 | 2020-10-26 | Dust cover for drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214000038U true CN214000038U (en) | 2021-08-20 |
Family
ID=77302633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022409171.3U Expired - Fee Related CN214000038U (en) | 2020-10-26 | 2020-10-26 | Dust cover for drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214000038U (en) |
-
2020
- 2020-10-26 CN CN202022409171.3U patent/CN214000038U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210820 |