CN212887453U - Rechargeable lithium electric brushless electric drill - Google Patents
Rechargeable lithium electric brushless electric drill Download PDFInfo
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- CN212887453U CN212887453U CN202021352107.XU CN202021352107U CN212887453U CN 212887453 U CN212887453 U CN 212887453U CN 202021352107 U CN202021352107 U CN 202021352107U CN 212887453 U CN212887453 U CN 212887453U
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- electric drill
- supporting plate
- rechargeable lithium
- brushless
- handle
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Abstract
The utility model discloses a rechargeable lithium electricity brushless electric drill, including the electric drill main part, be provided with lithium ion battery in the electric drill main part, and be provided with the handle in the electric drill main part, the bottom fixed mounting of handle has the collet, and the bottom surface sliding connection of collet has the layer board, is provided with fixed fastener on the layer board, all is provided with the rack about the leading flank of fixed fastener, and the inside left and right sides of layer board all is equipped with the gear with rack toothing. The utility model discloses a set up chargeable lithium ion battery on brushless electric drill, give the electric drill power supply through lithium ion battery for brushless motor is applicable to outdoor remote operation, and the electroless pencil ties up, and is practical convenient, through setting up the connection structure of fixed fastener and layer board, even as an organic whole with user's wrist and electric drill handle through fixed fastener and layer board, alleviates the heavy burden of hand, prevents simultaneously that the electric drill from dropping and breaking or pounding the people.
Description
Technical Field
The utility model relates to an electric drill specifically is a rechargeable lithium electricity brushless electric drill.
Background
An electric drill is a common tool for drilling, screwing and screwing in the mechanical industry, the building industry and the decoration industry. The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. Because the brushless DC motor is operated in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under the condition of heavy load under the condition of frequency conversion and speed regulation, and oscillation and step-out can not be generated when the load suddenly changes.
Current brushless electric drill is general all the circular telegram formula, however, is unfavorable for outdoor remote operation like this, and present electric drill is generally heavier, and the user is in long-time use, and the hand can produce fatigue to can not hold the electric drill, lead to the electric drill to drop, influence safety and electric drill's life. Therefore, the utility model provides a rechargeable lithium electricity brushless electric drill to solve the problem that proposes in the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rechargeable lithium electricity brushless electric drill 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:
the utility model provides a rechargeable lithium electric brushless electric drill, includes the electric drill main part, be provided with lithium ion battery in the electric drill main part, and be provided with the handle in the electric drill main part, the bottom fixed mounting of handle has the collet, and the bottom surface sliding connection of collet has the layer board, is provided with fixed fastener on the layer board, all is provided with the rack about the leading flank of fixed fastener, and the inside left and right sides of layer board all is equipped with the gear with rack toothing, and outside one side of layer board is provided with the double-screw bolt, and the threaded connection of double-screw bolt week side has a screw thread section of thick bamboo, the surperficial front side sliding connection of collet has the apron board, and the preceding side surface.
As a further aspect of the present invention: the front side of layer board is provided with the stopper, and is provided with torsion spring between stopper and the layer board.
As a further aspect of the present invention: the first sliding groove is formed in the left outer side and the right outer side of the fixed clamping piece, and the sliding blocks in the first sliding groove are connected to the left side and the right side in the supporting plate in a sliding mode.
As a further aspect of the present invention: the inside rotation of layer board is connected with the pivot, both ends about the pivot are all fixed mounting to two gears, and the one end fixed connection of double-screw bolt and pivot.
As a further aspect of the present invention: the fixed clamping piece is an arc clamping plate with a U-shaped side face, and a built-in buffer piece is arranged on the inner side face of the fixed clamping piece.
As a further aspect of the present invention: the length of the front guard plate is smaller than or equal to that of the handle, and a cushion pad is arranged on the inner side surface of the front guard plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up chargeable lithium ion battery on brushless electric drill, supply power for the electric drill through lithium ion battery for brushless motor is applicable to outdoor remote operation, and electroless pencil ties up, and is practical convenient.
2. The utility model discloses a set up the connection structure of fixed fastener and layer board, even as an organic whole with user's wrist and electric drill handle through fixed fastener and layer board, alleviate the heavy burden of hand, prevent simultaneously that the electric drill from dropping and breaking or pounding the people.
Drawings
Fig. 1 is a schematic structural diagram of a rechargeable lithium-ion brushless electric drill.
Fig. 2 is a schematic view of an installation structure of a rechargeable lithium-ion brushless electric drill during use.
Fig. 3 is a schematic view of a connection structure of a fixing clamping piece in a rechargeable lithium electric brushless electric drill.
In the figure: 1. an electric drill body; 2. a lithium ion battery; 3. a handle; 4. a bottom support; 5. a front guard plate; 6. a cushion pad; 7. A support plate; 8. a threaded barrel; 9. a stud; 10. a torsion spring; 11. a limiting block; 12. fixing the clamping piece; 13. a first sliding chute; 14. a rack; 15. a buffer sheet is arranged inside; 16. a second chute; 17. a return spring; 18. a gear.
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.
Referring to fig. 1-3, in the embodiment of the present invention, a rechargeable lithium-ion brushless electric drill comprises an electric drill main body 1, and is characterized in that a lithium-ion battery 2 is disposed on the electric drill main body 1, a handle 3 is disposed on the electric drill main body 1, a bottom support 4 is fixedly mounted at the bottom of the handle 3, a support plate 7 is slidably connected to the bottom surface of the bottom support 4, a stopper 11 is disposed at the front side of the support plate 7, a torsion spring 10 is disposed between the stopper 11 and the support plate 7, a fixing clip 12 is disposed on the support plate 7, the fixing clip 12 is an arc-shaped clip with a U-shaped side surface, a built-in buffer sheet 15 is disposed on the inner side surface of the fixing clip 12, the built-in buffer sheet 15 inside the fixing clip 12 can reduce discomfort felt by a user's wrist, a first sliding groove 13 is disposed on both the left and right outer sides of, sliding a supporting plate 7 at the lower part of a bottom support 4, clamping a fixed clamping piece 12 into the supporting plate 7, meshing a rack 14 at the front side of the fixed clamping piece 12 with a gear 18 in the supporting plate 7, and pressing down the fixed clamping piece 12 until the fixed clamping piece is matched with the supporting plate 7 to fix a wrist of a person;
the left side and the right side of the front side of the fixed clamping piece 12 are both provided with a rack 14, the left side and the right side of the inside of the supporting plate 7 are both provided with gears 18 meshed with the rack 14, one side of the outside of the supporting plate 7 is provided with a stud 9, the periphery of the stud 9 is in threaded connection with a threaded cylinder 8, the inside of the supporting plate 7 is rotatably connected with a rotating shaft, the two gears 18 are both fixedly arranged at the left end and the right end of the rotating shaft, the stud 9 is fixedly connected with one end of the rotating shaft, the threaded cylinder 8 on the stud 9 is rotated to enable the threaded cylinder 8 to abut against the supporting plate 7, the stud 9 and the rotating shaft fixedly connected with the stud 9 do not rotate any more, the fixed clamping piece 12 does not move any more, the front surface front side of the bottom support 4 is slidably connected with a front protection plate 5, the length of the front protection plate 5 is less than or equal, because the preceding backplate 5 sliding connection of handle 3 front side is on collet 4, vacate the width that indicates between handle 3 and the preceding backplate 5, reset spring 17 in the two 16 spouts forms to the preceding backplate 5 and supports the pressure, makes its cooperation handle 3 press from both sides tight finger, protects user's finger, and blotter 6 prevents that user's hand is uncomfortable.
The utility model discloses a theory of operation is:
when the device is used, a user holds the handle 3 by hand, because the front protection plate 5 at the front side of the handle 3 is connected on the bottom support 4 in a sliding way, the width of fingers is left between the handle 3 and the front protection plate 5, the reset spring 17 in the second sliding groove 16 presses against the front protection plate 5 to ensure that the front protection plate cooperates with the handle 3 to clamp the fingers, protect user's finger, blotter 6 prevents that user's hand is uncomfortable, layer board 7 of 4 lower parts of slip collet, in going into layer board 7 with fixed fastener 12 card, the rack 14 of fixed fastener 12 front side and the gear 18 meshing in the layer board 7, press down fixed fastener 12, fix the wrist of people until its cooperation layer board 7, rotate the thread section of thick bamboo 8 on the double-screw bolt 9, make thread section of thick bamboo 8 support layer board 7, double-screw bolt 9 no longer rotates rather than fixed connection's pivot, fixed fastener 12 no longer removes, the discomfort that user's wrist felt can be reduced to the inboard built-in buffer plate 15 of fixed fastener 12.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A rechargeable lithium-ion brushless electric drill comprises an electric drill main body (1) and is characterized in that a lithium ion battery (2) is arranged on the electric drill main body (1), a handle (3) is arranged on the electric drill main body (1), a bottom support (4) is fixedly arranged at the bottom of the handle (3), a supporting plate (7) is slidably connected with the bottom surface of the bottom support (4), a fixing fastener (12) is arranged on the supporting plate (7), racks (14) are respectively arranged on the left side and the right side of the front side surface of the fixing fastener (12), gears (18) meshed with the racks (14) are respectively arranged on the left side and the right side of the inner part of the supporting plate (7), a stud (9) is arranged on one side of the outer part of the supporting plate (7), a threaded cylinder (8) is in threaded connection with the peripheral side of the stud (9), a front guard plate (5) is slidably connected with the front side surface of the bottom support, and a return spring (17) is arranged in the second sliding groove (16).
2. The rechargeable lithium electric brushless drill according to claim 1, wherein a limiting block (11) is arranged on the front side of the supporting plate (7), and a torsion spring (10) is arranged between the limiting block (11) and the supporting plate (7).
3. The rechargeable lithium electric brushless electric drill according to claim 1, wherein the first sliding groove (13) is formed in each of the left and right outer sides of the fixing clamping piece (12), and the sliding blocks slidably connected to the first sliding groove (13) are arranged in each of the left and right inner sides of the supporting plate (7).
4. The rechargeable lithium electric brushless electric drill according to claim 1, wherein the supporting plate (7) is rotatably connected with a rotating shaft, the two gears (18) are fixedly installed at the left end and the right end of the rotating shaft, and the stud (9) is fixedly connected with one end of the rotating shaft.
5. The rechargeable lithium electric brushless drill according to claim 1, wherein the fixing clamping pieces (12) are arc-shaped clamping plates with U-shaped side surfaces, and the inner side surfaces of the fixing clamping pieces (12) are provided with built-in buffer pieces (15).
6. The rechargeable lithium electric brushless drill according to claim 1, wherein the length of the front guard plate (5) is less than or equal to the length of the handle (3), and the inner side surface of the front guard plate (5) is provided with the buffer pad (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021352107.XU CN212887453U (en) | 2020-07-10 | 2020-07-10 | Rechargeable lithium electric brushless electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021352107.XU CN212887453U (en) | 2020-07-10 | 2020-07-10 | Rechargeable lithium electric brushless electric drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212887453U true CN212887453U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021352107.XU Active CN212887453U (en) | 2020-07-10 | 2020-07-10 | Rechargeable lithium electric brushless electric drill |
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| CN (1) | CN212887453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114366032A (en) * | 2022-01-11 | 2022-04-19 | 北京市神经外科研究所 | Optical fiber probe system for neuroendoscopy |
-
2020
- 2020-07-10 CN CN202021352107.XU patent/CN212887453U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114366032A (en) * | 2022-01-11 | 2022-04-19 | 北京市神经外科研究所 | Optical fiber probe system for neuroendoscopy |
| CN114366032B (en) * | 2022-01-11 | 2023-02-10 | 北京市神经外科研究所 | Optical fiber probe system for neuroendoscopy |
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