CN109333463A - A kind of electric tool with dustproof effect - Google Patents
A kind of electric tool with dustproof effect Download PDFInfo
- Publication number
- CN109333463A CN109333463A CN201811401291.XA CN201811401291A CN109333463A CN 109333463 A CN109333463 A CN 109333463A CN 201811401291 A CN201811401291 A CN 201811401291A CN 109333463 A CN109333463 A CN 109333463A
- Authority
- CN
- China
- Prior art keywords
- movable guard
- shell
- hole
- electric tool
- dustproof effect
- 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
- 230000000694 effects Effects 0.000 title claims abstract description 30
- 239000000428 dust Substances 0.000 abstract description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/008—Cooling means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The present invention relates to a kind of electric tools with dustproof effect, including shell, motor is equipped in the shell, several heat release holes are provided in motor corresponding position on the shell, the movable guard with housing rear end and the matching of handle portion shape are coated on the shell, the movable guard and shell are elastically engaged and the opposite shell resilient movement of energy, the via hole with heat dissipation hole shape, cooperating number is provided on the movable guard, under natural conditions, it is staggered before and after the heat release hole and via hole, radiate bore closure；Under use state, the heat release hole is connected to via hole so that shell inner air and outer air exchanges heat dissipation, it is equipped with dust-proof mesh enclosure in via hole corresponding position on the movable guard, the movable guard that the present invention is matched by setting with housing rear end and handle portion shape cooperates dust-proof mesh enclosure, so that electric tool is when in use, not only it can radiate but also dust can be filtered, prolong the service life, when not in use, movable guard elastic reset, prevents dust from entering in shell.
Description
Technical field
The present invention relates to power tools technology field more particularly to a kind of electric tools with dustproof effect.
Background technique
Electric tool is when in use mainly by motor driven, and motor is arranged inside housing of electric tool, shell
On motor position circumferential setting air outlet, the air exchange being mainly used for inside and outside housing of electric tool, thus by electronic work
The heat of tool when in use distributes, and to prevent motor overheating from causing to damage, but there is also some problems, air outlets for above structure
Setting although play heat spreading function, but but also the dust of hull outside is easy to enter in shell by air outlet
Portion is easy to damage electric tool, influences its service performance, and reduce electronic when dust is when shell cylinder accumulation is excessive
The service life of tool.
Summary of the invention
In view of the above-mentioned state of the art, technical problem to be solved by the present invention lies in provide a kind of energy again that can radiate
The dust-proof electric tool with dustproof effect.
The technical scheme of the invention to solve the technical problem is: a kind of electric tool with dustproof effect,
Including shell, it is equipped with motor in the shell, is provided with several heat release holes in motor corresponding position on the shell, the shell
On be coated with movable guard with housing rear end and the matching of handle portion shape, the movable guard and shell are elastically engaged and can opposite shells
Body elasticity is mobile, and the via hole with heat dissipation hole shape, cooperating number is provided on the movable guard, under natural conditions, the heat release hole with
It is staggered before and after via hole, radiate bore closure；Under use state, which is connected to via hole so that shell inner air and outer air exchanges
It radiates, is equipped with dust-proof mesh enclosure in via hole corresponding position on the movable guard.
Further, it is convexly equipped with card slot at the front end of via hole on the outer wall of the movable guard, the outer wall of the movable guard
On external screw thread is equipped at the rear end of via hole, one end of the dust-proof mesh enclosure and card slot cooperate, and the other end is equipped with and external screw thread
The internal screw thread of cooperation.
Further, seal washer is equipped at the dust-proof mesh enclosure and card slot cooperation.
Further, it is convexly equipped with connecting column at the housing rear end center, is provided on the movable guard and is passed through for connecting column
Connecting hole, the connection column end pass through connecting hole be placed on outside movable guard, which is screwed with for limiting work
The adjusting nut of dynamic cover.
Further, the connecting column include smooth section and with adjusting nut cooperation thread segment, the connecting hole
Inner wall smooth setting.
Further, the housing rear end is convexly equipped at least two first mounting grooves, is convexly equipped in the movable guard and the
One installation slot number and corresponding second mounting groove in position, are connected with bullet between first mounting groove and the second mounting groove
Spring.
Further, it is equipped with the first salient point of retaining spring in first mounting groove, is equipped in second mounting groove
Second salient point of retaining spring.
Further, second salient point is equipped with the through-hole through movable guard.
Further, the circular hole that is circumferentially with through movable guard of the second installation trench bottom in the second salient point.
Further, the lower end of the movable guard is hinged with guide rod, and the shell is extended with and leads in the lower end of handle portion
The guide groove of bar cooperation, is equipped with idler wheel with guide groove contact jaw on the guide rod.
Compared with the prior art, the advantages of the present invention are as follows: the present invention passes through setting and housing rear end and handle portion shape
The movable guard that shape matches can be by movable guard to electric tool head in electric tool in use, by user's holding handle portion
Direction pushes, so that the via hole on movable guard is connected to the heat release hole on shell, realizes heat dissipation；Without the use of when, it is living
Dynamic cover elastic reset, so that the via hole on movable guard is staggered with heat release hole, movable guard closes heat release hole, and shell closes auxiliary
Hole extends the service life of electric tool to prevent dust from entering in shell, and the design of the movable guard passes through handle portion
Gripping action driving, will not occur electric tool work when forget open heat release hole fault, without the use of when movable guard again energy
Heat release hole is automatically closed by elastic reset, plays dustproof effect, not only without increasing additional operating procedure, but also uses letter
Folk prescription just, and will not forget to open or close the fault of heat release hole, in addition, by the way that dust-proof mesh enclosure is arranged on movable guard,
When the via hole on movable guard is connected to heat dissipation with the heat release hole on shell, dust-proof mesh enclosure can play dustproof effect, prevent electricity
Power driven tools have dust to enter shell in, so that electric tool can be dust-proof in work and inoperative, extend it and use the longevity
Life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present invention under natural conditions；
Fig. 2 is the structural schematic diagram of dust-proof mesh enclosure of the present invention；
Fig. 3 is the structural schematic diagram under use state of the present invention；
Fig. 4 is the rearview of movable guard of the present invention；
Fig. 5 is the schematic diagram of installation condition lower guide rod of the present invention；
As shown, 1 shell, 2 heat release holes, 3 movable guards, 4 via holes, 5 connecting columns, 6 connecting holes, 7 adjusting nuts, 8
One mounting groove, 9 second mounting grooves, 10 springs, 11 through-holes, 12 circular holes, 13 guide rods, 14 guide grooves, 15 idler wheels, 16 blocks, 17
Hand, 18 dust-proof mesh enclosures, 19 card slots, 20 seal washers.
Specific embodiment
As shown in Figs. 1-5, a kind of electric tool with dustproof effect, including shell 1, the shell 1 is interior to be equipped with motor,
Several heat release holes 2 are provided in motor corresponding position on the shell 1, are coated on the shell 1 and 1 rear end of shell and handle
The movable guard 3 that 17 shape of hand matches, the movable guard 3 and shell 1 are elastically engaged and opposite 1 resilient movement of shell of energy, the activity
The via hole 4 with 2 shape of heat release hole, cooperating number is provided on cover 3, under natural conditions, the heat release hole 2 and 4 front and back of via hole are wrong
It opens, heat release hole 2 is closed；Under use state, which is connected to via hole 4 so that 1 inner air and outer air of shell exchanges heat dissipation, institute
It states and is equipped with dust-proof mesh enclosure 18 in 4 corresponding position of via hole on movable guard 3.
The movable guard 3 that the present invention is matched by setting with 1 rear end of shell and 17 shape of handle portion is used in electric tool
When, handle portion 17 is held by user, movable guard 3 can be pushed to electric tool cephalad direction, so that auxiliary on movable guard 3
It helps hole 4 to be connected to the heat release hole 2 on shell 1, realizes heat dissipation；Without the use of when, 3 elastic reset of movable guard, so that movable
Via hole 4 on cover 3 is staggered with heat release hole 2, and movable guard 3 closes heat release hole 2, and shell 1 closes via hole 4, to prevent dust
Into in shell 1, extend the service life of electric tool, the design of the movable guard 3 is driven by the gripping action of handle portion 17
It is dynamic, the fault for forgetting to open heat release hole 2 when electric tool work will not occur, without the use of when movable guard 3 can pass through elasticity again
Heat release hole 2 is automatically closed in reset, plays dustproof effect, not only without increasing additional operating procedure, and also it is easy to use,
And will not forget to open or close the fault of heat release hole 2, in addition, 17 trailing flank of handle portion to movable guard 3 medial surface away from
From the displacement that L is 3 resilient movement of movable guard, general electric tool presses lower switch in use, operator holds handle portion 17
Work, the present invention uses the movable guard 3 to match with 1 rear end of shell and 17 shape of handle portion, so that operator is according to original
Operational motion can drive movable guard 3 to push to electric tool cephalad direction simultaneously when using electric tool, so that movable guard 3
On via hole 4 be connected to the heat release hole 2 on shell 1, realize heat dissipation, when operator looses one's grip, electric tool stops working, activity
It covers 3 elastic resets and closes heat release hole 4, play dustproof effect, the present invention realizes electronic work in the case where not increasing operation bidirectional
Have the effect of radiating dustproof, it is simple to operate, in addition, by the way that dust-proof mesh enclosure 18 is arranged on movable guard 3, when on movable guard 3
Via hole 4 be connected to the heat release hole 2 on shell 1 heat dissipation when, dust-proof mesh enclosure 18 can play dustproof effect, prevent electric tool
There is dust to enter shell 1 in use, so that electric tool can be dust-proof in work and inoperative, prolongs its service life.
Preferably, card slot 19 is convexly equipped at the front end of via hole 4 on the outer wall of the movable guard 3, the movable guard 3
Outer wall on external screw thread is equipped at the rear end of via hole 4, one end of the dust-proof mesh enclosure 18 and card slot 19 cooperate, and the other end is set
There is the internal screw thread with external screw thread cooperation, dust-proof mesh enclosure 18 is detachably connected with movable guard 3 by being threadedly engaged, easy to disassemble clear
It washes, replace dust-proof mesh enclosure, in addition, 19 grafting of card slot on one end of dust-proof mesh enclosure 18 and movable guard 3, the other end and movable guard 3
It is threadedly coupled, guarantees that dust is not easy to enter shell 1 from the both ends junction of dust-proof mesh enclosure 18, play dustproof effect.
Preferably, being equipped with seal washer 20 at the dust-proof mesh enclosure 18 and 19 cooperation of card slot, prevent dust from connection
Enter in shell 1 at gap, further increases dust-proof effect.
Preferably, being convexly equipped with connecting column 5 at 1 back-end central of shell, it is provided on the movable guard 3 for connecting column
5 connecting holes 6 passed through, 5 end of connecting column pass through connecting hole 6 and are placed on outside movable guard 3, which is screwed with
It is by distance between the adjustable movable guard 3 of adjusting nut 7 and shell 1, i.e., movable for limiting the adjusting nut 7 of movable guard 3
Cover the distance of 3 elastic resets, the adjusting nut 7 be also used to limit movable guard 3 be detached from shell 1,3 elastic reset of movable guard when
It waits, adjusting nut 7 plays the role of stopping limit.
Preferably, the connecting column 5 includes smooth section and the thread segment with the cooperation of adjusting nut 7, the connection
The inner wall smooth in hole 6 is arranged, and connecting column 5 divides smooth section and thread segment to be arranged, and on the one hand cooperates with the connecting hole of smooth inner wall 6,
Movable guard 3 is smoothly slided along connecting column 5, realizes the opening and closing of heat release hole 2, another aspect and adjusting nut
7 cooperations, adjust the installation site of movable guard 3.
Preferably, 1 rear end of shell is convexly equipped at least two first mounting grooves 8, it is convexly equipped in the movable guard 3
The second mounting groove 9 corresponding with 8 quantity of the first mounting groove and position, blocks between first mounting groove 8 and the second mounting groove 9
It is connected to spring 10, so that keeping being elastically engaged between movable guard 3 and shell 1, under no external force, the reset of spring 10 can be drawn
The distance between movable guard 3 and shell 1 are opened, to close heat release hole 2, plays dustproof effect, and the first mounting groove 8, second is pacified
The setting of tankage 9 can play position-limiting action to spring 10, prevent spring 10 from shifting, influence the reset of movable guard 3.
Preferably, being equipped with the first salient point of retaining spring 10, second mounting groove 9 in first mounting groove 8
The setting of interior the second salient point equipped with retaining spring 10, the first salient point, the second salient point facilitates the installation of spring 10.
Preferably, second salient point is equipped with the through-hole 11 through movable guard 3, the setting of the through-hole 11 is being installed
It is penetrated for thin wire to which secondary spring 10 is packed into the second mounting groove 9, due to movable guard 3 and shell 1 when spring 10
When socket, internal spring 10 is blind dress, is easy to happen installation dislocation, the setting of the through-hole 11 can be previously inserted thin wire will
Spring 10 is through on thin wire, and when installation plays guiding booster action, improves installation effectiveness.
Preferably, be circumferentially with circular hole through movable guard 3 of 9 bottom of the second mounting groove in the second salient point
12, which can be two half circular holes, be also possible to three one third circular holes or four four
/ mono- circular hole, the setting of circular hole 12 can be used for observing 10 installation situation of contained spring, if spring 10 installs not in place, need
It reinstalls.
Preferably, the lower end of the movable guard 3 is hinged with guide rod 13, the shell 1 prolongs in the lower end of handle portion 17
Stretching has the guide groove 14 cooperated with guide rod 13, is equipped with idler wheel 15, guide rod 13 and guide groove 14 with 14 contact jaw of guide groove on the guide rod 13
Cooperation plays guiding booster action, the setting of idler wheel 15 can be reduced between guide rod 13 and guide groove 14 when movable guard 3 slides
Friction so that movable guard 3 slides smoothly, in addition, guide groove 14 plays position-limiting action to guide rod 13, and with above-mentioned adjusting nut
7 together, limits to movable guard 3, and movable guard 3 is prevented to be detached from shell 1 in elastic reset, and the two cooperates limit more steady together
It is fixed.
Preferably, the lower end of the movable guard 3, which is extended with, limits the block 16 that guide rod 13 rotates, under the block 16
Edge is flushed with the top edge of guide groove 14, so that the slide-in that the lower end energy of movable guard 3 is without hindrance is led when installation activity cover 3
In 14 range of slot, and the setting of block 16 can limit guide rod 13 and rotate to electric tool cephalad direction, so that movable guard 3 is sliding
When dynamic, lower end and 14 bottom surface of guide groove of guide rod 13 are kept in contact.
Preferably, the top edge of the guide groove 14 is equipped with circular arc lead angle, imported in guide groove 14 convenient for guide rod 13, it is scratch resistant
Wound.
In use, the handle portion 17 of operator's handgrip electric tool, while 3 lower part of movable guard can be also held, and drive work
Dynamic cover 3 is slided to electric tool cephalad direction, so that the heat release hole 2 on shell 1 is connected to the via hole 4 on movable guard 3, in electricity
Machine may be implemented to radiate when work, without using when, the hand of operator unclamps handle portion 17, no external force the case where
Under, movable guard 3 is resetted by spring 10, and rear end and the adjusting nut 7 of movable guard 3 offset, the guide rod 13 of 3 lower end of movable guard with lead
14 wall of slot offsets, and the via hole 4 on movable guard 3 is staggered with heat release hole 2, and movable guard 3 closes heat release hole 2, and shell 1 closes via hole
4, to prevent dust from entering in shell 1, extend the service life of electric tool, and the dust-proof mesh enclosure 18 on movable guard 3 exists
When electric tool work and inoperative, the air for entering shell 1 can be filtered, prevent dust from entering in shell 1, into one
Step improves dust-proof effect, and electric tool when not in use, can back out dust-proof mesh enclosure 18 and be cleaned, be replaced, easy to use, separately
Outside, when movable guard 3 is installed, connecting column 5 passes through connecting hole 6 and tightens limit by adjusting nut 7,3 lower end of movable guard
Guide rod 13 goes to horizontal position to electric tool rear direction, then pushes movable guard 3 mobile to electric tool cephalad direction, makes
It obtains 3 lower end of movable guard and slides into 14 overlying regions of guide groove, until guide rod 13 entirely slides into 14 region of guide groove, guide rod 13 is in gravity
Under turn to vertical position, then cancel thrust, movable guard 3 is mobile to electric tool rear direction, until guide rod 13 and guide groove 14
Wall offsets, and completes installation, installation is simple, without auxiliary tool.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of skill in the art that it still can be right
Technical solution documented by foregoing embodiments is modified, or is replaced on an equal basis to part of technical characteristic；And this
It modifies or replaces, the spirit and model of technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of electric tool with dustproof effect, including shell (1), the shell (1) is interior to be equipped with motor, and feature exists
In being provided with several heat release holes (2) in motor corresponding position on the shell (1), be coated on the shell (1) and shell
(1) movable guard (3) that rear end and handle portion (17) shape match, the movable guard (3) are elastically engaged with shell (1) and can be opposite
Shell (1) resilient movement is provided with the via hole (4) with heat release hole (2) shape, cooperating number, nature on the movable guard (3)
Under, it is staggered before and after the heat release hole (2) and via hole (4), heat release hole (2) is closed；Under use state, the heat release hole (2) and auxiliary
Hole (4) connection is radiated so that shell (1) inner air and outer air exchanges, and is equipped on the movable guard (3) in via hole (4) corresponding position
Dust-proof mesh enclosure (18).
2. a kind of electric tool with dustproof effect according to claim 1, which is characterized in that the movable guard (3)
Outer wall on card slot (19) are convexly equipped at the front end of via hole (4), on the outer wall of the movable guard (3) after via hole (4)
External screw thread is equipped at end, one end of the dust-proof mesh enclosure (18) and card slot (19) cooperate, and the other end is equipped with to be cooperated with external screw thread
Internal screw thread.
3. a kind of electric tool with dustproof effect according to claim 2, which is characterized in that the dust-proof mesh enclosure
(18) seal washer (20) are equipped with at card slot (19) cooperation.
4. a kind of electric tool with dustproof effect according to claim 1, which is characterized in that after the shell (1)
It is convexly equipped at the center of end connecting column (5), the connecting hole (6) passed through for connecting column (5), the company is provided on the movable guard (3)
It connects column (5) end and is placed on movable guard (3) outside across connecting hole (6), which is screwed with for limiting movable guard
(3) adjusting nut (7).
5. a kind of electric tool with dustproof effect according to claim 4, which is characterized in that the connecting column (5)
Thread segment including smooth section and with adjusting nut (7) cooperation, the inner wall smooth setting of the connecting hole (6).
6. a kind of electric tool with dustproof effect according to claim 1, which is characterized in that after the shell (1)
End is convexly equipped at least two first mounting grooves (8), is convexly equipped with and the first mounting groove (8) quantity and position in the movable guard (3)
Corresponding second mounting groove (9) is connected with spring (10) between first mounting groove (8) and the second mounting groove (9).
7. a kind of electric tool with dustproof effect according to claim 6, which is characterized in that first mounting groove
(8) first salient point of retaining spring (10) is equipped in, second equipped with retaining spring (10) is convex in second mounting groove (9)
Point.
8. a kind of electric tool with dustproof effect according to claim 7, which is characterized in that on second salient point
Equipped with the through-hole (11) for running through movable guard (3).
9. a kind of electric tool with dustproof effect according to claim 7, which is characterized in that second mounting groove
(9) circular hole (12) that is circumferentially with through movable guard (3) of the bottom in the second salient point.
10. a kind of electric tool with dustproof effect according to claim 1, which is characterized in that the movable guard (3)
Lower end be hinged with guide rod (13), the shell (1) the lower end of handle portion (17) be extended with guide rod (13) cooperation guide groove
(14), idler wheel (15) are equipped with guide groove (14) contact jaw on the guide rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811401291.XA CN109333463B (en) | 2018-11-22 | 2018-11-22 | Electric tool with dustproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811401291.XA CN109333463B (en) | 2018-11-22 | 2018-11-22 | Electric tool with dustproof function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333463A true CN109333463A (en) | 2019-02-15 |
| CN109333463B CN109333463B (en) | 2021-01-12 |
Family
ID=65317218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811401291.XA Expired - Fee Related CN109333463B (en) | 2018-11-22 | 2018-11-22 | Electric tool with dustproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109333463B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112633033A (en) * | 2020-12-07 | 2021-04-09 | 杭州土垚科技有限公司 | College enrollment intention analyzer and analysis method based on Internet of things |
| CN112720371A (en) * | 2020-05-12 | 2021-04-30 | 浙江动一新能源动力科技股份有限公司 | Electric tool shell and electric tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1015850A (en) * | 1996-07-05 | 1998-01-20 | Hitachi Koki Co Ltd | Device for regulating opening and closing of air window |
| JPH1142570A (en) * | 1997-07-28 | 1999-02-16 | Matsushita Electric Works Ltd | Power tool |
| DE20301042U1 (en) * | 2003-01-24 | 2003-03-27 | Tts Tooltechnic Systems Ag | drill |
| CN102990118A (en) * | 2011-09-09 | 2013-03-27 | 启东市东云机电有限公司 | High temperature prevention electric hand drill |
| CN204686831U (en) * | 2014-10-15 | 2015-10-07 | 宁波耀升工具实业有限公司 | Electric tool |
| CN207629250U (en) * | 2017-11-23 | 2018-07-20 | 天津拾起卖再生资源回收有限公司 | A kind of highly practical electric perforator |
-
2018
- 2018-11-22 CN CN201811401291.XA patent/CN109333463B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1015850A (en) * | 1996-07-05 | 1998-01-20 | Hitachi Koki Co Ltd | Device for regulating opening and closing of air window |
| JPH1142570A (en) * | 1997-07-28 | 1999-02-16 | Matsushita Electric Works Ltd | Power tool |
| DE20301042U1 (en) * | 2003-01-24 | 2003-03-27 | Tts Tooltechnic Systems Ag | drill |
| CN102990118A (en) * | 2011-09-09 | 2013-03-27 | 启东市东云机电有限公司 | High temperature prevention electric hand drill |
| CN204686831U (en) * | 2014-10-15 | 2015-10-07 | 宁波耀升工具实业有限公司 | Electric tool |
| CN207629250U (en) * | 2017-11-23 | 2018-07-20 | 天津拾起卖再生资源回收有限公司 | A kind of highly practical electric perforator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720371A (en) * | 2020-05-12 | 2021-04-30 | 浙江动一新能源动力科技股份有限公司 | Electric tool shell and electric tool |
| CN112633033A (en) * | 2020-12-07 | 2021-04-09 | 杭州土垚科技有限公司 | College enrollment intention analyzer and analysis method based on Internet of things |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109333463B (en) | 2021-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109333463A (en) | A kind of electric tool with dustproof effect | |
| US20080043432A1 (en) | Detachable fan apparatus for quick maintenance | |
| CN109860458A (en) | Power supply mould group and holder | |
| EP3228183B1 (en) | Blower | |
| CN214958144U (en) | Power module protection structure of direct current screen | |
| CN109175466A (en) | A kind of novel electric tool | |
| CN109175465A (en) | A kind of electric tool of adjustable punching stroke | |
| CN109514505A (en) | A kind of electric tool with heat sinking function | |
| US20150364963A1 (en) | Vertical power tool | |
| CN109483745A (en) | A kind of multi-functional electric tools | |
| CN109531512A (en) | A kind of electric tool with auxiliary positioning function | |
| CN208369442U (en) | Brushless direct current motor for screw cutter | |
| CN208170159U (en) | A kind of LED illumination lamp and street lamp | |
| CN108400106B (en) | A kind of integrated disk manufacturing equipment of semiconductor | |
| KR101784592B1 (en) | LED module type portable light | |
| CN219247107U (en) | Carbon brush assembly easy to replace | |
| CN216086244U (en) | UPS power supply convenient to recharge | |
| CN216671466U (en) | Switch with safety protection function | |
| CN214490689U (en) | Cutter blade guard shield adjustment mechanism | |
| CN211764330U (en) | Printer with dust collector | |
| CN214366821U (en) | Novel intelligent portable small fan | |
| CN214379520U (en) | Cellular-type electric cabinet | |
| CN219666518U (en) | Motor rotor jump ring installation mechanism | |
| CN104421627B (en) | Lamps and lanterns and its steering mechanism | |
| CN219067489U (en) | Electrical cabinet with detachable protection threading plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210112 |