CN214815078U - Electric drill - Google Patents
Electric drill Download PDFInfo
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- CN214815078U CN214815078U CN202121264638.8U CN202121264638U CN214815078U CN 214815078 U CN214815078 U CN 214815078U CN 202121264638 U CN202121264638 U CN 202121264638U CN 214815078 U CN214815078 U CN 214815078U
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- rotating block
- electric drill
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- driving motor
- stop lever
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Abstract
The utility model relates to an electric drill, which comprises an outer shell, a drill bit end, a handle end, a driving motor and a rotating shaft, wherein the drill bit end is provided with an electric drill bit, the handle end is provided with a control switch, a storage battery and a charging interface, the front end of the driving motor is fixedly provided with a fixed clamping plate, the front side of the driving motor is provided with a rotating block in a rotating way, the driving motor is connected with the rotating block in a transmission way, the upper end of the rotating block is movably provided with a stop lever which penetrates through the rotating block, the rear end of the stop lever is fixedly connected with a limiting plate, a spring is arranged between the limiting plate and the rear side wall of the rotating block, the rear end of the rotating shaft is provided with a baffle plate, two sides of the rear side wall of the rotating block are provided with mounting columns, a pressing plate with an L-shaped vertical section is rotatably arranged between the two mounting columns, the upper end of the pressing plate is abutted against the rear end of the stop lever, two strip-shaped plates are movably arranged on the rear side wall of the rotating block, the upper end of the strip-shaped plate is provided with a hook plate, the lower end of the hook plate is abutted against the pressing plate, the lower extreme of bar shaped plate is connected with the centrifugal piece, for prior art, the utility model provides high electric drill's job stabilization nature and practicality.
Description
Technical Field
The utility model relates to an electric drill.
Background
The electric drill is the most commonly used electric tool, has the advantages of convenience, low price, portability and the like, is well received by workers in hardware and decoration industries, and can drill holes on various materials such as wood, metal, cement walls and the like by using the electric drill, the electric drill widely used at present comprises an outer shell, a drill bit end and a handle end are arranged on the outer shell, a driving motor, a reduction gear and a rotating shaft are arranged in the outer shell, an electric drill bit is arranged on the drill bit end, a control switch is arranged on the handle, a storage battery is arranged in the handle end, a charging interface is arranged at the lower part of the handle end, the electric drill transmits the force of the driving motor to the electric drill bit head to rotate through the reduction gear and the rotating shaft, the multi-stage reduction gear is easy to cause the phenomenon of jamming due to abrasion in the use process, the working stability of the electric drill is reduced, and the torque of the electric drill is smaller, the electric drill can not be applied to occasions needing large torque, the practicability of the electric drill is reduced, the electric drill can not work in a dark environment, and a large amount of dust is easily generated in the working process, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an electric drill that stability is high, the practicality is high.
The technical scheme of the utility model is realized like this: the utility model provides an electric drill, includes the shell body, be provided with drill bit end and handle end on the shell body, be provided with driving motor and axis of rotation in the shell body, the drill bit is served and is provided with electric drill bit, the handle is served and is provided with control switch, be provided with the battery in the handle end, the lower part of handle end is provided with the interface that charges, its characterized in that: the front end of the driving motor is fixedly provided with a fixed clamping plate, a plurality of fixed clamping blocks are integrally arranged on two sides of the fixed clamping plate, a clamping groove matched with the fixed clamping blocks is arranged on the inner side wall of the outer shell, a rotating block is arranged on the front side of the driving motor and is in a flat cylindrical shape, flat notches are symmetrically arranged on two sides of the rotating block, a driving gear is arranged on the output end of the driving motor, a driven gear meshed with the driving gear is fixedly arranged on the rear side wall of the rotating block, a rotating shaft hole penetrating through the rotating block and the driven gear along the axial direction of the rotating block is arranged in the center of the rotating block, a supporting shaft penetrates through the rotating shaft hole, a rear supporting shaft inserting hole is arranged at the lower end of the fixed clamping plate, a bearing is arranged in the rear supporting shaft inserting hole, and the rear end of the supporting shaft is rotatably arranged in the rear supporting shaft inserting hole through the bearing, the front end of the supporting shaft penetrates out of the rotating block forwards and is arranged on the front side of the rotating block, the rear end of the rotating shaft is provided with a mounting hole matched with the front end of the supporting shaft, the front end of the supporting shaft is rotatably arranged in the mounting hole, the front end of the supporting shaft is provided with an annular groove, the upper end of the rotating block is movably provided with a stop lever penetrating through the rotating block, the stop lever is parallel to the supporting shaft, the rear end of the stop lever penetrates out of the rotating block backwards and is arranged on the rear side of the rotating block, a limiting plate is fixedly connected with the rear end of the stop lever, a spring is arranged between the limiting plate and the rear side wall of the rotating block and sleeved on the stop lever, the rear end of the rotating shaft is provided with a baffle matched with the stop lever, mounting columns are symmetrically arranged on two sides of the rear side wall of the rotating block, a pressing plate with an L-shaped vertical section is rotatably arranged between the two mounting columns, and the upper end of the pressing plate is abutted against the rear end of the stop lever, the activity is provided with two bar boards on the back lateral wall of turning block, and two bar board symmetries set up the both sides at driven gear, the upper end of bar board is provided with colludes the board, collude the upside that the board is located the clamp plate lower extreme and with clamp plate lower extreme butt, the lower extreme fixedly connected with centrifugation piece and the activity of centrifugation piece of bar board set up the lower extreme at the turning block, fixedly connected with is used for restricting the centrifugation piece limiting plate on the back lateral wall of turning block on the displacement path of centrifugation piece.
By adopting the technical scheme, in the process of using the electric drill, the driving motor is started through the control switch, the output end of the driving motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the rotating block is rotatably arranged in the outer shell under the action of the supporting shaft, the rotating block starts to rotate at a high speed along with the rotation of the driven gear, under the high-speed rotation of the rotating block, the centrifugal block moves towards the direction far away from the center of the rotating block under the action of centrifugal force and drives the strip-shaped plate to move, the centrifugal block limiting plate can limit the moving path of the centrifugal block in the moving process, the phenomenon of dislocation when the centrifugal block moves under the action of the centrifugal force is prevented, the strip-shaped plate moves and drives the hook plate to move, the hook plate moves and drives the pressing plate to turn over, one end of the pressing plate, which is abutted against the blocking rod, presses the blocking rod towards the front side of the rotating block, so that the front end of the blocking rod extends out of the rotating block and rotates along with the rotating block, the front end of the stop lever is contacted with the baffle to drive the baffle to rotate, the rotating shaft rotates along with the rotation of the baffle to drive the electric drill head connected with the rotating shaft to rotate, the rotating shaft is driven to rotate in such a way to increase the force arm under the condition that the output force is not changed so as to improve the torque, the speed reduction effect is realized at the same time, when the electric drill is reversed, the driving motor rotates reversely, the centrifugal force borne by the centrifugal block is reduced at the moment when the rotating block is changed in the direction, the spring drives the stop lever to reset and enables the pressing plate to reset simultaneously, the pressing plate drives the hook plate to reset so as to enable the strip-shaped plate and the centrifugal block to reset, after the rotating block rotates reversely at high speed, the stop lever is pressed by the pressing plate under the action of the centrifugal force again and contacts with the baffle again along with the rotation of the rotating block, so as to drive the rotating shaft to rotate reversely, the bearing arranged in the jack of the rear support shaft can reduce the abrasion of the support shaft, and prolong the service life of the electric drill, compared with the prior art, the utility model provides high electric drill's job stabilization nature and practicality.
The utility model discloses further set up to: the dust collection device comprises a shell and is characterized in that a dust collection assembly is arranged at the lower end of the shell and comprises a dust collection box fixedly connected to the lower end of the shell, a dust collector is fixedly connected to the front side of the dust collection box, a dust collection pipeline is fixedly connected to one side of the dust collector, and a dust collection cover is fixedly connected to the front end of the dust collection pipeline.
Through adopting above-mentioned technical scheme, at the in-process that uses the electric drill, the dust that the dust catcher produced in with the electric drill working process inhales the dust absorption pipeline through the suction hood to in finally collecting the dust collecting tank, reduce the electric drill and appear the phenomenon of a large amount of raise dusts in the working process, reduce the phenomenon that the dust caused the influence to staff's health.
The utility model discloses preferred is: the fan is characterized in that ventilation holes are formed in the side wall of the outer shell, a fan is fixedly arranged in the outer shell, and a fan silencing layer is sleeved outside the fan.
Through adopting above-mentioned technical scheme, the fan can drive the air flow in the shell body to in time dissipate the heat that driving motor produced, the noise damping layer of fan can reduce the noise that the fan produced in the course of the work, has reduced noise pollution.
The utility model discloses preferred is: the front end of the outer shell is provided with a lighting lamp.
Through adopting above-mentioned technical scheme, during operation in the dark surrounds, the light can illuminate the work area as the light source, has further improved the practicality of electric drill.
The utility model discloses preferred is: shock insulation pads are arranged on two sides of the driving motor.
Through adopting above-mentioned technical scheme, the shock insulation pad can reduce the vibrations that driving motor during operation produced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a turning block.
Fig. 3 is a rear view structure diagram of the turning block.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model discloses an electric drill, including shell body 1, be provided with drill bit end 101 and handle end 102 on the shell body 1, be provided with driving motor 103 and axis of rotation 104 in the shell body 1, be provided with the electric drill bit on the drill bit end 101, be provided with control switch 1021 on the handle end 102, be provided with battery 1022 in the handle end 102, the lower part of handle end 102 is provided with interface 1023 that charges in the embodiment of the utility model: a fixed clamping plate 2 is fixedly arranged at the front end of the driving motor 103, a plurality of fixed clamping blocks 201 are integrally arranged on two sides of the fixed clamping plate 2, a clamping groove matched with the fixed clamping blocks 201 is formed in the inner side wall of the outer shell 1, a rotating block 3 is arranged on the front side of the driving motor 103, the rotating block 3 is in a flat cylindrical shape, flat notches 301 are symmetrically formed in two sides of the rotating block 3, a driving gear 4 is arranged on the output end of the driving motor 103, a driven gear 5 meshed with the driving gear 4 is fixedly arranged on the rear side wall of the rotating block 3, a rotating shaft hole penetrating through the rotating block 3 and the driven gear 5 along the axial direction of the rotating block 3 is formed in the center of the rotating block 3, a supporting shaft 6 penetrates through the rotating shaft hole, a rear supporting shaft inserting hole is formed in the lower end of the fixed clamping plate 2, and a bearing 7 is arranged in the rear supporting shaft inserting hole, the rear end of the supporting shaft 6 is rotatably arranged in a rear supporting shaft jack through a bearing 7, the front end of the supporting shaft 6 penetrates out of the rotating block 3 forwards and is arranged at the front side of the rotating block 3, the rear end of the rotating shaft 104 is provided with a mounting hole matched with the front end of the supporting shaft 6, the front end of the supporting shaft 6 is rotatably arranged in the mounting hole, the front end of the supporting shaft 6 is provided with an annular groove 61, the upper end of the rotating block 3 is movably provided with a stop lever 8 penetrating through the rotating block 3, the stop lever 8 is parallel to the supporting shaft 6, the rear end of the stop lever 8 penetrates out of the rotating block 3 backwards and is arranged at the rear side of the rotating block 3, a limiting plate 81 is fixedly connected with the rear end of the stop lever 8, a spring 82 is arranged between the limiting plate 81 and the rear side wall of the rotating block 3, the spring 82 is sleeved on the stop lever 8, and the rear end of the rotating shaft 104 is provided with a baffle 9 matched with the stop lever 8, the bilateral symmetry of 3 posterolateral walls of turning block is provided with erection column 10, rotates between two erection columns 10 and is provided with the clamp plate 11 that vertical cross-section is L shape, the upper end of clamp plate 11 and the rear end butt of pin 8, the activity is provided with two bar boards 12 on the posterolateral wall of turning block 3, and two bar boards 12 symmetry set up the both sides at driven gear 5, the upper end of bar board 12 is provided with colludes board 13, collude board 13 be located the upside of clamp plate 11 lower extreme and with 11 lower extreme butts of clamp plate, the lower extreme fixedly connected with centrifugation piece 14 and the 14 activities of centrifugation piece of bar board 12 set up the lower extreme at turning block 3, fixedly connected with is used for restricting the centrifugation piece limiting plate 15 in 14 displacement routes on the posterolateral wall of turning block 3.
By adopting the technical scheme, in the process of using the electric drill, the driving motor is started through the control switch, the output end of the driving motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the rotating block is rotatably arranged in the outer shell under the action of the supporting shaft, the rotating block starts to rotate at a high speed along with the rotation of the driven gear, under the high-speed rotation of the rotating block, the centrifugal block moves towards the direction far away from the center of the rotating block under the action of centrifugal force and drives the strip-shaped plate to move, the centrifugal block limiting plate can limit the moving path of the centrifugal block in the moving process, the phenomenon of dislocation when the centrifugal block moves under the action of the centrifugal force is prevented, the strip-shaped plate moves and drives the hook plate to move, the hook plate moves and drives the pressing plate to turn over, one end of the pressing plate, which is abutted against the blocking rod, presses the blocking rod towards the front side of the rotating block, so that the front end of the blocking rod extends out of the rotating block and rotates along with the rotating block, the front end of the stop lever is contacted with the baffle to drive the baffle to rotate, the rotating shaft rotates along with the rotation of the baffle to drive the electric drill head connected with the rotating shaft to rotate, the rotating shaft is driven to rotate in such a way to increase the force arm under the condition that the output force is not changed so as to improve the torque, the speed reduction effect is realized at the same time, when the electric drill is reversed, the driving motor rotates reversely, the centrifugal force borne by the centrifugal block is reduced at the moment when the rotating block is changed in the direction, the spring drives the stop lever to reset and enables the pressing plate to reset simultaneously, the pressing plate drives the hook plate to reset so as to enable the strip-shaped plate and the centrifugal block to reset, after the rotating block rotates reversely at high speed, the stop lever is pressed by the pressing plate under the action of the centrifugal force again and contacts with the baffle again along with the rotation of the rotating block, so as to drive the rotating shaft to rotate reversely, the bearing arranged in the jack of the rear support shaft can reduce the abrasion of the support shaft, and prolong the service life of the electric drill, compared with the prior art, the utility model provides high electric drill's job stabilization nature and practicality.
In the embodiment of the present invention: the dust collection device comprises a shell body 1 and is characterized in that a dust collection assembly is arranged at the lower end of the shell body 1, the dust collection assembly comprises a dust collection box 16 fixedly connected to the lower end of the shell body 1, a dust collector 17 is fixedly connected to the front side of the dust collection box 16, a dust collection pipeline 18 is fixedly connected to one side of the dust collector 17, and a dust collection cover 19 is fixedly connected to the front end of the dust collection pipeline 18.
Through adopting above-mentioned technical scheme, at the in-process that uses the electric drill, the dust that the dust catcher produced in with the electric drill working process inhales the dust absorption pipeline through the suction hood to in finally collecting the dust collecting tank, reduce the electric drill and appear the phenomenon of a large amount of raise dusts in the working process, reduce the phenomenon that the dust caused the influence to staff's health.
In the embodiment of the present invention: be provided with the ventilation hole on the lateral wall of shell body 1, the fixed fan 20 that is provided with in the shell body, fan 20's outside cover is equipped with fan amortization layer 21.
Through adopting above-mentioned technical scheme, the fan can drive the air flow in the shell body to in time dissipate the heat that driving motor produced, the noise damping layer of fan can reduce the noise that the fan produced in the course of the work, has reduced noise pollution.
In the embodiment of the present invention: the front end of the outer shell 1 is provided with an illuminating lamp 22.
Through adopting above-mentioned technical scheme, during operation in the dark surrounds, the light can illuminate the work area as the light source, has further improved the practicality of electric drill.
In the embodiment of the present invention: vibration isolation pads 23 are arranged on two sides of the driving motor 103.
Through adopting above-mentioned technical scheme, the shock insulation pad can reduce the vibrations that driving motor during operation produced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an electric drill, includes the shell body, be provided with drill bit end and handle end on the shell body, be provided with driving motor and axis of rotation in the shell body, the drill bit is served and is provided with electric drill bit, the handle is served and is provided with control switch, be provided with the battery in the handle end, the lower part of handle end is provided with the interface that charges, its characterized in that: the front end of the driving motor is fixedly provided with a fixed clamping plate, a plurality of fixed clamping blocks are integrally arranged on two sides of the fixed clamping plate, a clamping groove matched with the fixed clamping blocks is arranged on the inner side wall of the outer shell, a rotating block is arranged on the front side of the driving motor and is in a flat cylindrical shape, flat notches are symmetrically arranged on two sides of the rotating block, a driving gear is arranged on the output end of the driving motor, a driven gear meshed with the driving gear is fixedly arranged on the rear side wall of the rotating block, a rotating shaft hole penetrating through the rotating block and the driven gear along the axial direction of the rotating block is arranged in the center of the rotating block, a supporting shaft penetrates through the rotating shaft hole, a rear supporting shaft inserting hole is arranged at the lower end of the fixed clamping plate, a bearing is arranged in the rear supporting shaft inserting hole, and the rear end of the supporting shaft is rotatably arranged in the rear supporting shaft inserting hole through the bearing, the front end of the supporting shaft penetrates out of the rotating block forwards and is arranged on the front side of the rotating block, the rear end of the rotating shaft is provided with a mounting hole matched with the front end of the supporting shaft, the front end of the supporting shaft is rotatably arranged in the mounting hole, the front end of the supporting shaft is provided with an annular groove, the upper end of the rotating block is movably provided with a stop lever penetrating through the rotating block, the stop lever is parallel to the supporting shaft, the rear end of the stop lever penetrates out of the rotating block backwards and is arranged on the rear side of the rotating block, a limiting plate is fixedly connected with the rear end of the stop lever, a spring is arranged between the limiting plate and the rear side wall of the rotating block and sleeved on the stop lever, the rear end of the rotating shaft is provided with a baffle matched with the stop lever, mounting columns are symmetrically arranged on two sides of the rear side wall of the rotating block, a pressing plate with an L-shaped vertical section is rotatably arranged between the two mounting columns, and the upper end of the pressing plate is abutted against the rear end of the stop lever, the activity is provided with two bar boards on the back lateral wall of turning block, and two bar board symmetries set up the both sides at driven gear, the upper end of bar board is provided with colludes the board, collude the upside that the board is located the clamp plate lower extreme and with clamp plate lower extreme butt, the lower extreme fixedly connected with centrifugation piece and the activity of centrifugation piece of bar board set up the lower extreme at the turning block, fixedly connected with is used for restricting the centrifugation piece limiting plate on the back lateral wall of turning block on the displacement path of centrifugation piece.
2. An electric drill according to claim 1 wherein: the dust collection device comprises a shell and is characterized in that a dust collection assembly is arranged at the lower end of the shell and comprises a dust collection box fixedly connected to the lower end of the shell, a dust collector is fixedly connected to the front side of the dust collection box, a dust collection pipeline is fixedly connected to one side of the dust collector, and a dust collection cover is fixedly connected to the front end of the dust collection pipeline.
3. An electric drill according to claim 1 wherein: the fan is characterized in that ventilation holes are formed in the side wall of the outer shell, a fan is fixedly arranged in the outer shell, and a fan silencing layer is sleeved outside the fan.
4. An electric drill according to claim 1 wherein: the front end of the outer shell is provided with a lighting lamp.
5. An electric drill according to claim 1 wherein: shock insulation pads are arranged on two sides of the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121264638.8U CN214815078U (en) | 2021-06-07 | 2021-06-07 | Electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121264638.8U CN214815078U (en) | 2021-06-07 | 2021-06-07 | Electric drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214815078U true CN214815078U (en) | 2021-11-23 |
Family
ID=78801594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121264638.8U Active CN214815078U (en) | 2021-06-07 | 2021-06-07 | Electric drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214815078U (en) |
-
2021
- 2021-06-07 CN CN202121264638.8U patent/CN214815078U/en active Active
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