CN115041729A - Lithium electric drill provided with protection mechanism - Google Patents
Lithium electric drill provided with protection mechanism Download PDFInfo
- Publication number
- CN115041729A CN115041729A CN202210650495.7A CN202210650495A CN115041729A CN 115041729 A CN115041729 A CN 115041729A CN 202210650495 A CN202210650495 A CN 202210650495A CN 115041729 A CN115041729 A CN 115041729A
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- CN
- China
- Prior art keywords
- electric drill
- fixedly connected
- drill body
- sliding
- lithium
- 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.)
- Granted
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 45
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 238000010030 laminating Methods 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 abstract description 25
- 230000006378 damage Effects 0.000 abstract description 6
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/003—Attachments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a lithium electric drill with a protection mechanism in the technical field of lithium electric drills, which comprises a drill bit, an electric drill body, a handle, a switch button and a lithium battery, wherein the drill bit is arranged at the left end of the electric drill body; according to the lithium electric drill, the two first sliding plates, the folding plate, the switch button and the unfolding mechanism are mutually matched, so that the folding plate is automatically driven to move to unfold by driving the two first sliding plates when the drilling is started each time, the position of the drilling is protected, the injury to a person caused by splashes during the drilling is avoided, the first sliding plates and the folding plate are automatically retracted when the lithium electric drill is closed, the lithium electric drill is convenient to use and store by a person, the occupied space of the protection mechanism formed by the two first sliding plates and the folding plate can be reduced, the lithium electric drill is convenient to store by the person, and the folding plate is not easy to damage.
Description
Technical Field
The invention relates to the technical field of lithium electric drills, in particular to a lithium electric drill with a protection mechanism.
Background
The lithium electric drill is a tool which can be used for conveniently holding and operating to perform drilling work by utilizing the rechargeable lithium battery as an energy source.
In the prior art, when a lithium electric drill is used for drilling, scraps in the drilling process are easy to splash in disorder, hands which observe or hold the lithium electric drill are easy to be damaged, the splashed scraps can influence personnel to observe the drilling position in a short distance, and the drilling accuracy is reduced.
Based on the above, the invention provides a lithium electric drill provided with a protection mechanism, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a lithium electric drill with a protection mechanism, and aims to solve the problems that in the prior art, when a lithium electric drill is used for drilling, scraps in the drilling process are easy to splash in an indiscriminate mode, the hands which observe or hold the lithium electric drill are easy to be damaged, the splashed scraps can influence a person to observe the drilling position in a short distance, and the drilling accuracy is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a lithium electric drill with protection machanism, includes drill bit, electric drill body, handle, shift knob and lithium cell, the drill bit is installed at electric drill body left end, shift knob lateral sliding is inboard at the electric drill body, handle fixed connection is in the below of electric drill body, the below at the handle is installed to the lithium cell, electric drill body below is provided with the first slide of arranging around two, two first slide is located the right side of drill bit, two fixedly connected with folded sheet between the first slide, be connected with on the electric drill body lateral wall and be used for driving two first slides when shift knob is pressed and rotate the folded sheet and launch along the electric drill body in opposite directions and be the circular shape deployment mechanism, deployment mechanism can drive two first slides in step and reset and drive the folded sheet with the folded sheet and reset when shift knob resets.
The unfolding mechanism comprises a first fixing ring, the first fixing ring is fixedly connected to the outer surface of the electric drill body, a first sliding groove is formed in the first fixing ring, threaded rods are inserted into the right side walls of the two first sliding plates and are used for driving the first sliding plates to move, the threaded rods penetrate through the first sliding grooves, the rotating directions of the front threaded rods and the rear threaded rods are opposite, a first moving ring is arranged on the right side of the first fixing ring and is sleeved on the electric drill body, an I-shaped second sliding groove is formed in the first moving ring, two thread sleeves are connected in the second sliding groove in a sliding mode and are in threaded engagement with the threaded rods, the right ends of the two thread sleeves are connected with a limiting mechanism, the limiting mechanism is used for keeping the thread sleeves from rotating when moving along the second sliding groove, the first moving ring drives the two thread sleeves to move rightwards synchronously so that the two threaded rods rotate oppositely, two equal fixedly connected with first gear on the threaded rod surface, be tooth face on the inside lateral wall of first spout and be used for meshing mutually with first gear, be connected with on the electric drill body surface and be used for driving the pulling mechanism that first shift ring moved to the right when pressing shift knob.
Pulling mechanism includes two arc fixed plate, two arc fixed plate fixed connection is respectively on shift button's front and back lateral wall, two arc fixed plate all with between the first shift ring fixedly connected with pulling rod, two first connecting plates of fixedly connected with on the electric drill body surface, first connecting plate is located the right side of threaded rod, pulling rod runs through first connecting plate and rather than sliding connection, two all the cover is equipped with the first spring that is located between first shift ring and the first connecting plate on pulling rod surface.
Two the equal first slide bar of fixedly connected with in left end of threaded rod, two first slide bar runs through respectively around two first slides and rather than sliding connection, two the first fender dish of the equal fixedly connected with in left end of first slide bar, two all the cover is equipped with the second spring that is located between first fender dish and the first slide on the first slide bar surface, the arc rack of arranging around two fixedly connected with on the first solid fixed ring surface, two equal fixedly connected with ejector pin on the first slide right side wall, the arc rack is used for acting on ejector pin and vibrations about first slide.
Stop gear includes the stop collar, stop collar fixed connection is on the surface of thread bush, the lateral surface presents the inboard wall laminating of arc and second spout in the stop collar.
The utility model discloses an electric drill, including electric drill body, first baffle, the first baffle of bottom fixedly connected with of electric drill body, first baffle is located the left side of first slide, the inside of first baffle runs through have two rather than sliding connection's second slide bar, two the common fixedly connected with slurcam in the inner of second slide bar, the slurcam is used for promoting the folded sheet and rocks, two the common fixedly connected with pulling plate in second slide bar left end, two it is equipped with the third spring of fixed connection between pulling plate and first baffle all to overlap on the second slide bar surface.
The electric drill comprises an electric drill body and is characterized in that a first blocking ring is fixedly connected to the outer surface of the electric drill body, and the first blocking ring is located on the left side of a first fixing ring and used for blocking splashes from entering a first sliding groove.
The folding plate is a transparent plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the lithium electric drill, the two first sliding plates, the folding plate, the switch button and the unfolding mechanism are mutually matched, so that the folding plate is automatically driven to move to unfold by driving the two first sliding plates when the drilling is started each time, the position of the drilling is protected, the injury to a person caused by splashes during the drilling is avoided, the first sliding plates and the folding plate are automatically retracted when the lithium electric drill is closed, the lithium electric drill is convenient to use and store by a person, the occupied space of the protection mechanism formed by the two first sliding plates and the folding plate can be reduced, the lithium electric drill is convenient to store by the person, and the folding plate is not easy to damage.
2. When the switch button is pressed down rightwards, the switch button moves rightwards, the first moving ring is driven to move rightwards by the pulling mechanism, the first moving ring drives the threaded sleeve embedded in the second sliding chute to move rightwards synchronously by the I-shaped second sliding chute on the inner side of the first moving ring, the threaded sleeve does not rotate but only slides when moving along the second sliding chute under the action of the limiting mechanism, when the threaded sleeve moves outwards, the threaded rod is driven to rotate the threaded rod to drive the first gear to rotate, the first gear is meshed with teeth on the inner side of the first sliding chute so as to move along the first sliding chute, the threaded rod synchronously drives the first sliding plate to move upwards along the first sliding chute, the threads of the two threaded rods are opposite, when the two threaded sleeves move rightwards synchronously, the front threaded rod and the rear threaded rod are driven to rotate oppositely, so that the front threaded rod moves upwards along the front side of the first sliding chute, and the rear rod moves upwards along the first sliding chute, the folding plate is unfolded synchronously, a fan shape is formed quickly, the drilling position of the drill bit is protected, and the folding plate is convenient and fast to use.
Drawings
FIG. 1 is a first perspective view of the general construction of the present invention;
FIG. 2 is a second perspective view of the general construction of the present invention;
FIG. 3 is a third perspective view of the general construction of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3;
FIG. 5 is a schematic view showing the connection relationship between the first slide plate, the folding plate, the first moving ring and the threaded rod according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5;
FIG. 7 is a schematic view of the position of the first stationary plate and threaded rod, first gear, of the present invention;
FIG. 8 is a schematic view of the position of the first slide plate, folding plate, threaded rod, first slide bar of the present invention;
FIG. 9 is a schematic view of the first shift ring and the second runner structure of the present invention;
fig. 10 is a schematic structural view of a first fixing ring and a first sliding chute of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the electric drill comprises a drill bit 1, an electric drill body 2, a handle 3, a switch button 4, a lithium battery 5, a first sliding plate 6, a folding plate 7, a first fixing ring 8, a first sliding groove 9, a threaded rod 10, a first moving ring 11, a second sliding groove 12, a threaded sleeve 13, a first gear 14, an arc-shaped fixing plate 15, a pulling rod 16, a first connecting plate 17, a first spring 18, a first sliding rod 19, a first baffle disc 20, a second spring 21, an arc-shaped rack 22, an ejector rod 23, a limiting sleeve 24, a first baffle 25, a second sliding rod 26, a pushing plate 27, a pulling plate 28, a third spring 29 and a first baffle ring 30.
Detailed Description
The technical scheme of the invention is further described and illustrated by specific embodiments below, so that the invention is clearer and more obvious.
Referring to fig. 1-10, the present embodiment provides a technical solution: a lithium electric drill with a protection mechanism comprises a drill bit 1 and an electric drill body 2, handle 3, shift knob 4 and lithium cell 5, drill bit 1 is installed at 2 left ends of electric drill body, shift knob 4 lateral sliding is inboard at electric drill body 2, 3 fixed connection of handle are in the below of electric drill body 2, lithium cell 5 installs the below at handle 3, 2 below of electric drill body are provided with two first slides 6 of arranging around, two first slides 6 are located drill bit 1's right side, fixedly connected with folded sheet 7 between two first slides 6, be connected with on the 2 lateral walls of electric drill body and be used for driving two first slides 6 and to rotate along electric drill body 2 in opposite directions and expand 7 folding sheet and be circular shape deployment mechanism when shift knob 4 resets and can drive two first slides 6 synchronous drive to reset 7 folding sheet drive when shift knob 4 resets.
When the lithium electric drill is needed to drill, a person installs the drill bit 1 on the electric drill body 2 and installs the lithium battery 5 at the bottom of the handle 3, then the person moves the electric drill body 2 and the drill bit 1 to the position needing to drill by using the handle 3, the two first sliding plates 6 and the folding plate 7 are positioned below the electric drill body 2 under the action of the unfolding mechanism, the electric drill is convenient to take and place in a packing box, after the drill bit 1 is moved to the position needing to drill, the person presses the switch button 4 rightwards, when the switch button 4 moves rightwards, the unfolding mechanism is driven to enable the two first sliding plates 6 to move circumferentially and oppositely along the outer surface of the electric drill body 2, the folding plate 7 positioned at the inner sides of the two first sliding plates 6 is stretched and unfolded to block the front side of the drill bit 1, splashes during drilling are prevented from damaging the worker, the observation of the worker is convenient, when the switch button 4 is completely pressed, two first slides 6 remove to the top of electric drill body 2 and contact each other, thereby form complete ring, can the circumference block the splash in drilling process, after drilling is accomplished, personnel will loosen shift knob 4 at first, at this moment, shift knob 4 moves to the left side, make opening mechanism drive two first slides 6 and folded sheet 7 once more and remove to initial position, fold up folded sheet 7, make when out of work, folded sheet 7 can fold up, reduce the occupation space of first slide 6 and folded sheet 7, make things convenient for personnel after using to accomplish, directly place electric drill body 2 operating position or place the box, accord with personnel's custom of using the lithium electric drill more, be favorable to personnel to using this lithium electric drill to go on work, make things convenient for personnel to operate and use, and after using to accomplish, automatically fold up and can reduce two first slides 6 and fold up, The occupation space of the protection mechanism formed by the folding plate 7 facilitates the storage of the lithium electric drill by personnel, and the folding plate 7 is not easy to damage.
As a further scheme of the invention, the unfolding mechanism comprises a first fixing ring 8, the first fixing ring 8 is fixedly connected to the outer surface of the electric drill body 2, a first sliding chute 9 is formed in the first fixing ring 8, threaded rods 10 are inserted on the right side walls of the two first sliding plates 6, the threaded rods 10 are used for driving the first sliding plates 6 to move, the threaded rods 10 penetrate through the first sliding chutes 9, the rotating directions of the front threaded rod 10 and the rear threaded rod 10 are opposite, a first moving ring 11 is arranged on the right side of the first fixing ring 8, the first moving ring 11 is sleeved on the electric drill body 2, an I-shaped second sliding chute 12 is formed in the first moving ring 11, two threaded sleeves 13 are slidably connected in the second sliding chute 12, the threaded sleeves 13 are in threaded engagement with the threaded rods 10, the right ends of the two threaded sleeves 13 are both connected with a limiting mechanism, the limiting mechanism is used for keeping the threaded sleeves 13 from rotating when moving along the second sliding chute 12, when the first moving ring 11 moves towards the right side, the two thread sleeves 13 are driven to synchronously move towards the right so that the two threaded rods 10 rotate towards each other, the outer surfaces of the two threaded rods 10 are fixedly connected with first gears 14, the outer side wall of the inner part of the first chute 9 is provided with tooth surfaces which are used for being meshed with the first gears 14, and the outer surface of the electric drill body 2 is connected with a pulling mechanism which is used for driving the first moving ring 11 to move towards the right when the switch button 4 is pressed; when the electric drill is in operation, the two first sliding plates 6 are driven to be unfolded outwards when the switch button 4 moves towards the right side and the structure and the action of the electric drill body 2 cannot be influenced, the switch button 4 only can be arranged at the outer side of the electric drill body 2, when the switch button 4 is pressed towards the right side, the switch button 4 moves towards the right side, the first moving ring 11 is driven to move towards the right side through the pulling mechanism, the first moving ring 11 drives the threaded sleeve 13 embedded in the second sliding groove 12 to move towards the right synchronously through the I-shaped second sliding groove 12 at the inner side of the first moving ring 11, the threaded sleeve 13 is driven by the limiting mechanism to move only without rotating when moving along the second sliding groove 12, when the threaded sleeve 13 moves outwards, the threaded rod 10 is driven to rotate the threaded rod 10 to drive the first gear 14 to rotate, the first gear 14 is meshed with the teeth at the inner side of the first sliding groove 9, the threaded rod 10 synchronously drives the first sliding plates 6 to move upwards along the first sliding groove 9, and two threaded rods 10 screw thread are opposite, when two thread bush 13 moved right in step, two threaded rods 10 rotated in opposite directions around the drive, thereby make the front side along the first spout 9 front side rebound, the rear side along the first spout 9 removal of rear side top, launch folded sheet 7 in step, form fan-shaped fast, protect the drilling position of drill bit 1, convenient and fast, and do not influence the mechanical setting drive work of drill bit 1 body, the same reason when reseing.
As a further scheme of the invention, the pulling mechanism comprises two arc-shaped fixed plates 15, the two arc-shaped fixed plates 15 are respectively and fixedly connected to the front side wall and the rear side wall of the switch button 4, pulling rods 16 are fixedly connected between the two arc-shaped fixed plates 15 and the first moving ring 11, two first connecting plates 17 are fixedly connected to the outer surface of the electric drill body 2, the first connecting plates 17 are positioned on the right side of the threaded rod 10, the pulling rods 16 penetrate through the first connecting plates 17 and are in sliding connection with the first connecting plates 17, and first springs 18 positioned between the first moving ring 11 and the first connecting plates 17 are sleeved on the outer surfaces of the two pulling rods 16; when the switch button 4 is pressed down, the switch button moves towards the right side, the pulling rod 16 drives the first moving ring 11 to synchronously move towards the right side, and when the switch button 4 is loosened, the first spring 18 acts on the first moving ring 11 to synchronously reset the first moving ring 11.
As a further scheme of the invention, the left ends of two threaded rods 10 are fixedly connected with first slide bars 19, the two first slide bars 19 respectively penetrate through and are slidably connected with the front and back first sliding plates 6, the left ends of the two first slide bars 19 are fixedly connected with first baffle discs 20, the outer surfaces of the two first slide bars 19 are respectively sleeved with second springs 21 positioned between the first baffle discs 20 and the first sliding plates 6, the outer surface of a first fixing ring 8 is fixedly connected with two arc-shaped racks 22 arranged front and back, the right side walls of the two first sliding plates 6 are respectively fixedly connected with ejector rods 23, and the arc-shaped racks 22 are used for acting left and right vibration of the ejector rods 23 and the first sliding plates 6; the during operation, owing to expand the back at folded sheet 7, when protecting the drilling position, part splash can stop on folded sheet 7, influence the smooth recovery of folded sheet 7, through at every turn first shifting ring 11 when moving to the left side and reseing, two first slides 6 are driven synchronous fall-back and reseed, first slide 6 drives ejector pin 23 whereabouts, after ejector pin 23 and arc rack 22 contact, continue the in-process of whereabouts, arc rack 22 cooperates second spring 21 to make first slide 6 shake fast about, will probably the adhesion or stop the splash vibrations on folded sheet 7 and drop, guarantee the good folding when folded sheet 7 resets at every turn.
As a further scheme of the invention, the limiting mechanism comprises a limiting sleeve 24, the limiting sleeve 24 is fixedly connected to the outer surface of the threaded sleeve 13, and the inner side surface and the outer side surface of the limiting sleeve 24 are in an arc shape and are attached to the inner side wall of the second sliding groove 12; during operation, owing to need avoid the spontaneous rotation of thread bush 13, just can guarantee that thread bush 13 when moving to the right side, drive threaded rod 10 rotates steadily, through stop collar 24 at 13 external fixed connection on the surface of thread bush, and the lateral wall all presents arc and the laminating of second spout 12 inside wall in the stop collar 24, face and face are laminated mutually for stop collar 24 and thread bush 13 only can slide and unable spontaneous rotation along second spout 12, thereby guarantee good drive threaded rod 10 pivoted purpose.
As a further scheme of the invention, a first baffle 25 is fixedly connected to the bottom of the electric drill body 2, the first baffle 25 is located at the left side of the first sliding plate 6, two second sliding rods 26 slidably connected with the first baffle 25 penetrate through the first baffle 25, the inner ends of the two second sliding rods 26 are fixedly connected with a pushing plate 27 together, the pushing plate 27 is used for pushing the folding plate 7 to swing, the left ends of the two second sliding rods 26 are fixedly connected with a pulling plate 28 together, and third springs 29 fixedly connected between the pulling plate 28 and the first baffle 25 are sleeved on the outer surfaces of the two second sliding rods 26; in operation, after the folding plate 7 is folded, splashes may remain on the folding plate 7, and when the folding plate is used each time, the pulling plate 28 is moved to the left for a certain distance, and then the pulling plate 28 is released, the pulling plate 28 drives the pushing plate 27 to vibrate back and forth through the second sliding rod 26 under the action of the third spring 29, so that the folding plate 7 rocks, impurities remaining on the folding plate 7 are removed, and the folding and unfolding of the folding plate 7 are facilitated.
As a further scheme of the invention, a first retaining ring 30 is fixedly connected to the outer surface of the electric drill body 2, and the first retaining ring 30 is positioned on the left side of the first fixing ring 8 and used for preventing splashes from entering the first sliding chute 9; in operation, because when folded sheet 7 expandes, drill bit 1 probably is driling, and folded sheet 7 expandes incompletely, probably has in partial splash gets into first spout 9, influences the tooth meshing of first gear 14 and the inboard of first spout 9, through the first fender ring 30 of fixed connection on the surface of electric drill body 2, utilizes first fender ring 30 to block first spout 9, avoids in the splash gets into first spout 9, is favorable to first slide 6 and folded sheet 7 to expand the protection.
As a further aspect of the present invention, the folding plate 7 is a transparent plate; the during operation, because when drilling, form ring shape after 7 expandes of folded sheet, and personnel need in time observe the drilling position of drill bit 1, through setting up the folded sheet 7 into the transparent plate to make when drilling, 7 expandes of folded sheet back personnel still can be convenient observe the drilling position, and avoid the splash to damage personnel's eye.
The present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in more detail by the above embodiments, the present invention is not limited to the above embodiments, and may include more other equivalent embodiments without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a be provided with protection machanism's lithium electric drill, includes drill bit (1), electric drill body (2), handle (3), shift knob (4) and lithium cell (5), its characterized in that: the drill bit (1) is arranged at the left end of the electric drill body (2), the switch button (4) transversely slides on the inner side of the electric drill body (2), the handle (3) is fixedly connected below the electric drill body (2), the lithium battery (5) is arranged below the handle (3), two first sliding plates (6) which are arranged in front and back are arranged below the electric drill body (2), the two first sliding plates (6) are positioned at the right side of the drill bit (1), a folding plate (7) is fixedly connected between the two first sliding plates (6), the side wall of the electric drill body (2) is connected with an unfolding mechanism which is used for driving the two first sliding plates (6) to rotate oppositely along the electric drill body (2) to unfold the folding plate (7) into a circular shape when the switch button (4) is pressed, the unfolding mechanism can drive the two first sliding plates (6) to be reset synchronously when the switch button (4) is reset, so that the folding plates (7) are driven to be reset.
2. A lithium electric drill provided with a protection mechanism according to claim 1, characterized in that: the unfolding mechanism comprises a first fixing ring (8), the first fixing ring (8) is fixedly connected to the outer surface of the electric drill body (2), a first sliding groove (9) is formed in the first fixing ring (8), a threaded rod (10) is inserted into the right side wall of the first sliding plate (6), the threaded rod (10) is used for driving the first sliding plate (6) to move, the threaded rod (10) penetrates through the first sliding groove (9), the rotating directions of the front threaded rod and the rear threaded rod (10) are opposite, a first moving ring (11) is arranged on the right side of the first fixing ring (8), the first moving ring (11) is sleeved on the electric drill body (2), an I-shaped second sliding groove (12) is formed in the first moving ring (11), two threaded sleeves (13) are connected to the second sliding groove (12) in a sliding manner, and the threaded sleeves (13) are in threaded engagement with the threaded rod (10), two the right-hand member of thread bush (13) all is connected with stop gear, stop gear is used for keeping thread bush (13) not taking place to rotate when removing along second spout (12), first shift ring (11) move to the right side when driving two thread bushes (13) and remove the synchronous right side and make two threaded rods (10) rotate in opposite directions, two equal fixedly connected with first gear (14) on threaded rod (10) surface, be tooth face on first spout (9) inside lateral wall and be used for meshing mutually with first gear (14), be connected with on electric drill body (2) surface and be used for driving the pulling mechanism that first shift ring (11) moved to the right when pressing shift knob (4).
3. The lithium electric drill provided with the protection mechanism according to claim 2, characterized in that: pulling mechanism includes two arc fixed plate (15), two arc fixed plate (15) fixed connection is on shift knob (4) the front and back lateral wall respectively, two arc fixed plate (15) all with between first shift ring (11) fixedly connected with pull rod (16), two first connecting plate (17) of fixedly connected with on electric drill body (2) surface, first connecting plate (17) are located the right side of threaded rod (10), pull rod (16) run through first connecting plate (17) and rather than sliding connection, two all the cover is equipped with on pull rod (16) surface and is located first shift ring (11) and first connecting plate (17) between first spring (18).
4. A lithium electric drill provided with a protection mechanism according to claim 3, characterized in that: two the equal fixedly connected with first slide bar (19) in left end of threaded rod (10), two first slide bar (19) run through around respectively two first slide (6) and rather than sliding connection, two the first fender dish (20) of the equal fixedly connected with in left end of first slide bar (19), two all the cover is equipped with second spring (21) that is located between first fender dish (20) and first slide (6) on first slide bar (19) surface, arc rack (22) of arranging around fixedly connected with on first solid fixed ring (8) surface two, two equal fixedly connected with ejector pin (23) on first slide (6) right side wall, arc rack (22) are used for acting on ejector pin (23) and first slide (6) vibrations about.
5. The lithium electric drill provided with the protection mechanism according to claim 2, characterized in that: stop gear includes stop collar (24), stop collar (24) fixed connection is on the surface of thread bush (13), the inboard wall laminating of arc and second spout (12) is presented to the lateral surface in stop collar (24).
6. The lithium electric drill provided with the protection mechanism according to claim 1, characterized in that: the utility model discloses a fixed connection is including electric drill body (2), the first baffle of bottom fixedly connected with (25) of electric drill body (2), first baffle (25) are located the left side of first slide (6), the inside of first baffle (25) is run through have two rather than sliding connection's second slide bar (26), two the common fixedly connected with slurcam (27) in inner of second slide bar (26), slurcam (27) are used for promoting folded sheet (7) and rock, two the common fixedly connected with slurcam (28) in second slide bar (26) left end, two it is equipped with third spring (29) of fixed connection between slurcam (28) and first baffle (25) all to overlap on second slide bar (26) surface.
7. The lithium electric drill provided with the protection mechanism according to claim 2, characterized in that: the electric drill is characterized in that a first retaining ring (30) is fixedly connected to the outer surface of the electric drill body (2), and the first retaining ring (30) is located on the left side of the first fixing ring (8) and used for preventing splashes from entering the first sliding groove (9).
8. The lithium electric drill provided with the protection mechanism according to claim 1, characterized in that: the folding plate (7) is a transparent plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210650495.7A CN115041729B (en) | 2022-06-09 | 2022-06-09 | Lithium electric drill with protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210650495.7A CN115041729B (en) | 2022-06-09 | 2022-06-09 | Lithium electric drill with protection mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115041729A true CN115041729A (en) | 2022-09-13 |
| CN115041729B CN115041729B (en) | 2024-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210650495.7A Active CN115041729B (en) | 2022-06-09 | 2022-06-09 | Lithium electric drill with protection mechanism |
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| CN (1) | CN115041729B (en) |
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| CN115041729B (en) | 2024-02-09 |
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