CN109290993A - Integral electric screwdriver - Google Patents
Integral electric screwdriver Download PDFInfo
- Publication number
- CN109290993A CN109290993A CN201811341052.XA CN201811341052A CN109290993A CN 109290993 A CN109290993 A CN 109290993A CN 201811341052 A CN201811341052 A CN 201811341052A CN 109290993 A CN109290993 A CN 109290993A
- Authority
- CN
- China
- Prior art keywords
- collecting part
- lock sheet
- cutter head
- containing cavities
- driver bit
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- 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
- B25F5/029—Construction of casings, bodies or handles with storage compartments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The present invention relates to a kind of integral electric screwdrivers comprising driver bit and the main body for being provided with mounting head, driver bit are detachably connected with mounting head；Further include section be circular collecting part, the axle center of collecting part is provided with several cutter head chambers；Main body is additionally provided with cutter head containing cavities, and the opening of cutter head containing cavities is fixedly installed the locking edge of annular；Collecting part, which reach out to, is provided with lock sheet, locks and is provided with lock sheet opening and locking slot in edge, and locking slot is annular, and locking slot passes through lock sheet opening and extraneous connection.The present invention has in receiving state, and driver bit is located in cutter head containing cavities, and collecting part is connected as one with main body, and driver bit is not easy to lose；It is conveniently replaceable the specification of driver bit；Receiving state is more stable；Driver bit is replaced convenient for taking out collecting part.
Description
Technical field
The present invention relates to electric screw driver technical field, especially a kind of integral electric screwdriver.
Background technique
Currently, traditional electric screw driver is generally configured with the driver bit of plurality of specifications, driver bit and electric screw driver
Mounting head it is removable.
The driver bit of plurality of specifications is usually all located in storage box, and storage box and electric screw driver are simultaneously non-integral,
It is had been found that when needing using electric screw driver, only carries storage box of the electric screw driver without carrying placing screws cutter head,
Such case happens occasionally.Storage box and electric screw driver are simultaneously non-integral, and driver bit can not timely store placement, screwdriver
Head or even storage box are also easier to lose.
Summary of the invention
To solve the above problems, the purpose of the present invention is to provide a kind of integral electric screwdriver, when receiving state, spiral shell
Silk cutter head is located in cutter head containing cavities, and collecting part is connected as one with main body, and driver bit is not easy to lose, is conveniently replaceable screw
The specification of cutter head.
The detailed technology scheme that the present invention takes are as follows: integral electric screwdriver comprising driver bit and be provided with
The main body of mounting head, driver bit are detachably connected with mounting head；Further include section be circular collecting part, around collecting part
Axle center is provided with several cutter head chambers；Main body is additionally provided with cutter head containing cavities, and the opening of cutter head containing cavities is fixedly installed annular
Lock edge；Collecting part, which reach out to, is provided with lock sheet, locks and is provided with lock sheet opening and locking slot, locking slot in edge
For annular, locking slot by lock sheet opening and extraneous connection, lock sheet on the plane perpendicular to the axle center of collecting part
Projection be overlapped with the projection on the plane perpendicular to the axle center of collecting part that lock sheet is open, lock sheet perpendicular to storage
Projection in the plane in the axle center of part is fully located at the projection on the plane perpendicular to the axle center of collecting part of lock sheet opening
It is interior, lock sheet face locking slot.
Further, further include long cutter head of the length greater than the length of driver bit, rimmer knife storage is additionally provided in main body
The connection mouth of chamber, rimmer knife containing cavities and cutter head containing cavities is connection mouth, and collecting part is provided with newel along the axle center of collecting part；In
Stem is provided with rimmer knife head cavity；Long cutter head is arranged in rimmer knife head cavity；Newel is inserted into rimmer knife head cavity.
The longer long cutter head of length can be adapted for the deeper fastener of depth, and the versatility of integral electric screwdriver mentions
It is high.
It further, further include operation spring, operation spring is fixed in rimmer knife containing cavities, and newel, which reach out to, to be set
It is equipped with positive stop strip, newel insertion operation spring and positive stop strip support operation spring.
Driver bit is replaced convenient for taking out collecting part, receiving state can be made more stable.
Further, restraining position ring block fan, the internal diameter of stop collar fan and the outer diameter of newel is arranged in connection mouth with extending internally
It is equal.
Stop collar fan supports positive stop strip and can limit the rotation angle of collecting part, prevent collecting part from excessively rotating and without Faville
Hold receiving state.
Further, lock sheet, locking slot are fixedly installed clamping platform；The clamping platform of lock sheet and the clamping of locking slot
Platform is oppositely arranged.
Receiving state can be made more stable；It is also convenient for taking out collecting part replacement driver bit.
Preferably, operation spring include support section and with the fixed section that supports section and be fixedly connected；The outer diameter of fixed section is big
In the outer diameter for supporting section, rimmer knife containing cavities offer fixing port, and fixed section is embedded in fixing port.
Convenient for operating the assembling of spring.
Preferably, the opening of locking edge is completely covered in collecting part.
It may insure that driver bit will not be lost.
Preferably, the quantity of lock sheet, lock sheet opening be two or more and around the axle center of collecting part
It is uniformly distributed.
Make collecting part uniform force, convenient for rotation collecting part.
Compared with prior art, the invention has the following beneficial effects: when 1, receiving state, driver bit is located at cutter head receipts
Receive intracavitary, and collecting part is connected as one with main body, and driver bit is not easy to lose；2, it is conveniently replaceable the specification of driver bit；3,
Receiving state is more stable；4, driver bit is replaced convenient for taking out collecting part.
Detailed description of the invention
Fig. 1 is the perspective exploded view of the integral electric screwdriver in the present invention.
Fig. 2 is the schematic elevation view of main body 1.
Fig. 3 is the perspective exploded view of screwdriver headgear 2.
Fig. 4 is the half-section diagram of the integral electric screwdriver in the present invention.
Fig. 5 is the schematic diagram of I-I section of Fig. 4.
Fig. 6 is the stereoscopic schematic diagram of the integral electric screwdriver in the present invention.In Fig. 1, integral electric screwdriver
Part enclosure is not drawn into.
In Fig. 1 to Fig. 6, integral electric screwdriver is receiving state.
Main body 1；Mounting head 11；Installing port 111；Power device 112；Cutter head containing cavities 12；Lock edge 13；Lock sheet opening
131；Locking slot 132；Rimmer knife containing cavities 14；Connection mouth 141；Stop collar fan 142；Driver bit 2；Short knife head 21；Long cutter head 22；
Collecting part 3；Cutter head chamber 31；Lock sheet 32；Clamping platform 321；Newel 33；Rimmer knife head cavity 331；Positive stop strip 34；Operate spring 4；
Support section 41；Fixed section 42；Fixing port 421.
Specific embodiment
Below in conjunction with attached drawing of the invention, technical solution of the present invention is illustrated.
Integral electric screwdriver of the invention comprising driver bit 2 and the main body 1 for being provided with mounting head 11, spiral shell
Silk cutter head 2 and mounting head 11 are detachably connected [when integral electric screwdriver is use state, attached drawing is not drawn into].
It can be with the power device 112 of outputting rotary power, power device 112 in general, being provided with decelerating motor etc. in main body 1
Rotary output be fixedly connected with mounting head 11, power device 112 drives mounting head 11 and driver bit 2 to rotate, screw
Cutter head 2 drives the rotation of the fasteners [attached drawing is not drawn into] such as screw, bolt, so that the function of elastic fastener can be realized.
In general, mounting head 11 offers the installing port 111 that section is regular hexagon, while one section of driver bit 2 is disconnected
Face is regular hexagon, and driver bit 2 is embedded in installing port 111, to keep driver bit 2 and mounting head 11 detachably connected.
It is circular collecting part 3 that integral electric screwdriver of the invention, which further includes section, and the axle center around collecting part 3 is set
It is equipped with several cutter head chambers 31.In general, collecting part 3 is made of ABS plastic elastomeric material, the section of cutter head chamber 31 is integrally positive six
Slight elastic deformation can occur for side shape, the inner wall of cutter head chamber 31, and the inner wall of cutter head chamber 31, which supports driver bit 2, makes driver bit
2 can be by being frictionally held in cutter head chamber 31.
In general, the specification of driver bit 2 be it is two or more, the quantity of cutter head chamber 31 be two or two with
On.
Main body 1 is additionally provided with cutter head containing cavities 12, and the opening of cutter head containing cavities 12 is fixedly installed the locking edge 13 of annular.
Collecting part 3 is provided with lock sheet 32 with extending [to the direction in the axle center far from collecting part 3] outward, locks in edge 13
Be provided with lock sheet opening 131 and locking slot 132, locking slot 132 is annular, locking slot 132 by lock sheet opening 131 and
Extraneous connection, the projection in the plane in the axle center perpendicular to collecting part 3 of lock sheet 32 is with lock sheet opening 131 vertical
It is overlapped in the projection in the plane in the axle center of collecting part 3, the throwing in the plane in the axle center perpendicular to collecting part 3 of lock sheet 32
Shadow be fully located at lock sheet opening 131 in the projection in the plane in the axle center perpendicular to collecting part 3,32 face of lock sheet lock
Tight slot 132.
The working principle of integral electric screwdriver of the invention are as follows: need to loosen or screw dynamic screw, bolt etc.
When fastener [attached drawing is not drawn into], driver bit 2 is connect with mounting head 11, and integral electric screwdriver is use state at this time；
At this point, driver bit 2 is connect with fasteners such as screw, bolts, then start power device 112, power device 112 drives
Mounting head 11 and driver bit 2 rotate, and driver bit 2 drives the rotation of the fasteners [attached drawing is not drawn into] such as screw, bolt,
To loosen or screw the fasteners such as dynamic screw, bolt.
When needing to place or carrying integral electric screwdriver, by collecting part 3 along the axle center of collecting part 3 far from main body 1,
It separates collecting part 3 with main body 1, then splits driver bit 2 and mounting head 11, driver bit 2 is inserted into cutter head chamber 31
And it is fixed, collecting part 3 is inserted into cutter head containing cavities 12 and makes 32 face lock sheet of lock sheet opening 131, then rotates collecting part 3
Lock sheet 32 is set to slide into locking slot 132, at this point, integral electric screwdriver is receiving state, driver bit 2 is located at cutter head storage
In chamber 12, and collecting part 3 is connected as one with main body 1.
When needing replacing the specification of driver bit 2, rotation collecting part 3 makes 32 face lock sheet of lock sheet opening 131
Collecting part 3 will be made to separate with main body 1；Then the specification that replacement driver bit 2 can be realized is repeated the above process.
From the above, it is seen that driver bit 2 is located in cutter head containing cavities 12, and collecting part 3 and main body when receiving state
1 is connected as one, and driver bit 2 is not easy to lose, be conveniently replaceable the specification of driver bit 2 [without going to other positions to find spiral shell
Silk cutter head 2].
Further, integral electric screwdriver further includes the long cutter head 22[spiral shell that length is greater than the length of driver bit 2
Silk cutter head 2 is short knife head 21, and the length of long cutter head 22 is greater than the length of short knife head 21], rimmer knife containing cavities are additionally provided in main body 1
14, rimmer knife containing cavities 14 and the connection mouth of cutter head containing cavities 12 are connection mouth 141, and collecting part 3 is provided with along the axle center of collecting part 3
Newel 33；Newel 33 is provided with rimmer knife head cavity 331；Long cutter head 22 is arranged in rimmer knife head cavity 331；The insertion length of newel 33
Cutter head chamber 331.The longer long cutter head 22 of length can be adapted for the deeper fastener of depth, integral electric screwdriver it is general
Property improve.
Further, integral electric screwdriver, further includes operation spring 4, and operation spring 4 is fixed on rimmer knife containing cavities 14
Interior, newel 33, which reach out to, is provided with positive stop strip 34,33 insertion operation spring 4 of newel and positive stop strip 34 supports operation bullet
Spring 4.Rotation collecting part 3 makes 32 face lock sheet of lock sheet be open after 131, and operation spring 4 supports positive stop strip 34, makes collecting part 3
It is popped up from cutter head containing cavities 12, replaces driver bit 2 convenient for taking out collecting part 3, integral electric screwdriver is receiving state
When, operation spring 4 supports the inner wall that operation spring 4 makes lock sheet 32 support locking slot 132, increases lock sheet 32 and locking slot
Frictional force between 132, so as to so that receiving state is more stable, even if carrying integral electric screwdriver is walked about or run
The raw vibration of movable property, collecting part 3 are also not easy to rotate and fall from cutter head containing cavities 12.
Further, restraining position ring block fan 142, the internal diameter of stop collar fan 142 and center is arranged in connection mouth 141 with extending internally
The outer diameter of column 33 is equal.Stop collar fan 142, which supports positive stop strip 34, can limit the rotation angle of collecting part 3, prevent 3 mistake of collecting part
Degree rotation and [when lock sheet 32 and lock sheet opening 131 are two and are uniformly distributed around 3 axle center of collecting part, 32 face of lock sheet
Lock sheet opening 131 rotation 180 degree after, lock sheet 32 again face lock sheet be open 131] be unable to maintain that receiving state.
Further, lock sheet 32, locking slot 132 are fixedly installed clamping platform 321；The clamping platform 321 of lock sheet 32
It is oppositely arranged with the clamping platform 321 of locking slot 132 [that is, clamping platform of the clamping platform 321 of lock sheet 32 towards locking slot 132
321, the clamping platform 321 of the clamping platform 321 of locking slot 132 towards lock sheet 32].After 32 face lock sheet of lock sheet opening 131,
Rotation collecting part 3 makes lock sheet 32 slide into locking slot 132, until operation spring 4 supports positive stop strip 34 and makes the clamping of lock sheet 32
Platform 321 is caught between the clamping platform 321 of locking slot 132, stop collar fan 142, at this point, walking even if carrying integral electric screwdriver
Dynamic or generation vibration of running, it is also difficult to jump out the clamping platform 321 of lock sheet 32 from the clamping platform 321 of locking slot 132, make to receive
Part 3 of receiving can rotate, so as to so that receiving state is more stable；When needing to take out collecting part 3, pinning collecting part 3 makes to lock
Collecting part 3 is jumped out from the clamping platform 321 of locking slot 132 and rotated to the clamping platform 321 of piece 32, can take out collecting part 3, just
Driver bit 2 is replaced in taking out collecting part 3.
Preferably, operation spring 4 include support section 41 and with the fixed section 42 that supports section 41 and be fixedly connected；Fixed section 42
Outer diameter be greater than and support the outer diameter of section 41, rimmer knife containing cavities 14 offer fixing port 421, and fixed section 42 is embedded in fixing port 421, from
And it is fixed on operation spring 4 in rimmer knife containing cavities 14.Operation spring 4 can be made solid without fasteners such as glue or screws
It is scheduled in rimmer knife containing cavities 14, convenient for operating the assembling of spring 4.
Preferably, the opening of locking edge 13 is completely covered in collecting part 3.In general, the opening of locking edge 13 is diameter and storage
The equal circle of the outer diameter of part 3.Even if driver bit 2 falls from cutter head chamber 31 and [walks about for example, carrying integral electric screwdriver
Or run, because vibration causes driver bit 2 to fall from cutter head chamber 31], it will not be dropped out out of cutter head containing cavities 12, so as to
To ensure that driver bit 2 will not be lost.
As preferably embodiment, the quantity of lock sheet 32, lock sheet opening 131 be two or more and
It is uniformly distributed around the axle center of collecting part 3.When integral electric screwdriver is receiving state, the inner wall of locking slot 132 supports uniformly distributed
Lock sheet 32 makes 3 uniform force of collecting part, convenient for rotation collecting part 3.
It is to be appreciated that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", "vertical", " water
It is flat ", "top", "bottom", "inner", the instructions such as "outside" orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings,
It is only the present invention and simplified description for ease of description, rather than indicating or imply signified device or element must have specifically
Orientation is constructed and is operated for specific orientation, thus should not be understood as the limitation to present invention protection content.
Above specific embodiment is only the preferred embodiment of this creation, all in this wound not to limit this creation
Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of work, should be included in this creation protection scope it
It is interior.
Claims (8)
1. integral electric screwdriver comprising driver bit (2) and the main body (1) for being provided with mounting head (11), screwdriver
Head (2) and mounting head (11) are detachably connected；It is circular collecting part (3) it is characterized by also including section, around collecting part
(3) axle center is provided with several cutter head chambers (31)；Main body (1) is additionally provided with cutter head containing cavities (12), cutter head containing cavities (12)
Opening is fixedly installed the locking edge (13) of annular；Collecting part (3), which reach out to, to be provided with lock sheet (32), is locked edge (13)
It is inside provided with lock sheet opening (131) and locking slot (132), locking slot (132) is annular, and locking slot (132) passes through locking
Piece is open (131) and extraneous connection, the projection and locking in the plane in the axle center perpendicular to collecting part (3) of lock sheet (32)
The be open projection in the plane in the axle center perpendicular to collecting part (3) of (131) of piece is overlapped, lock sheet (32) perpendicular to receipts
Receive part (3) axle center plane on projection be fully located at lock sheet opening (131) in the axle center perpendicular to collecting part (3)
In projection in plane, lock sheet (32) face locking slot (132).
2. integral electric screwdriver as described in claim 1, it is characterised in that: further include that length is greater than driver bit (2)
The long cutter head (22) of length, main body (1) is interior to be additionally provided with rimmer knife containing cavities (14), rimmer knife containing cavities (14) and cutter head containing cavities
(12) connection mouth is connection mouth (141), and collecting part (3) is provided with newel (33) along the axle center of collecting part (3)；Newel
(33) rimmer knife head cavity (331) are provided with；Long cutter head (22) setting is in rimmer knife head cavity (331)；Newel (33) is inserted into long cutter head
Chamber (331).
3. integral electric screwdriver as claimed in claim 2, it is characterised in that: further include operation spring (4), operate spring
(4) it is fixed in rimmer knife containing cavities (14), newel (33), which reach out to, to be provided with positive stop strip (34), newel (33) insertion
Operation spring (4) and positive stop strip (34) support operation spring (4).
4. integral electric screwdriver as claimed in claim 3, it is characterised in that: connection mouth (141) is provided with extending internally
Stop collar fans (142), and the internal diameter that stop collar fans (142) is equal with the outer diameter of newel (33).
5. integral electric screwdriver as claimed in claim 4, it is characterised in that: lock sheet (32), locking slot (132) are fixed
It is provided with clamping platform (321)；The clamping platform (321) of lock sheet (32) is oppositely arranged with the clamping platform (321) of locking slot (132).
6. the integral electric screwdriver as described in claim 3-5 is any, it is characterised in that: operation spring (4) includes supporting section
(41) and with the fixed section (42) that supports section (41) and be fixedly connected；The outer diameter of fixed section (42), which is greater than, supports the outer of section (41)
Diameter, rimmer knife containing cavities (14) offer fixing port (421), and fixed section (42) is embedded in fixing port (421).
7. the integral electric screwdriver as described in claim 1-5 is any, it is characterised in that: locking is completely covered in collecting part (3)
The opening of edge (13).
8. integral electric screwdriver as claimed in claim 7, it is characterised in that: quantity, the lock sheet opening of lock sheet (32)
(131) it is two or more and is evenly distributed with around the axle center of collecting part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811341052.XA CN109290993A (en) | 2018-11-12 | 2018-11-12 | Integral electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811341052.XA CN109290993A (en) | 2018-11-12 | 2018-11-12 | Integral electric screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109290993A true CN109290993A (en) | 2019-02-01 |
Family
ID=65146478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811341052.XA Pending CN109290993A (en) | 2018-11-12 | 2018-11-12 | Integral electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109290993A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2084270A1 (en) * | 1992-12-01 | 1994-06-02 | Hermann Fruhm | Cartridge Type Screwdriver |
| JP3078418U (en) * | 2000-12-19 | 2001-07-10 | 工豐企業股▲分▼有限公司 | Driver handle device |
| CN1370657A (en) * | 2001-02-14 | 2002-09-25 | 布莱克和戴克公司 | Detachable chuck |
| CN201179638Y (en) * | 2008-04-03 | 2009-01-14 | 上海昆杰五金工具有限公司 | Gun shaped screwdriver |
| US20130055861A1 (en) * | 2011-09-07 | 2013-03-07 | Tzu-Chien Wang | Tool handle |
| CN206416101U (en) * | 2015-11-19 | 2017-08-18 | 布莱克和戴克公司 | Power-actuated screwdriver and power tool |
| CN107639246A (en) * | 2017-11-02 | 2018-01-30 | 北京沃尔德金刚石工具股份有限公司 | A kind of cutter bindiny mechanism and the cutter with the bindiny mechanism |
| US20180207772A1 (en) * | 2014-01-16 | 2018-07-26 | Milwaukee Electric Tool Corporation | Screwdriver |
| CN209007446U (en) * | 2018-11-12 | 2019-06-21 | 广东奥能五金工具有限公司 | Integral electric screwdriver |
-
2018
- 2018-11-12 CN CN201811341052.XA patent/CN109290993A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2084270A1 (en) * | 1992-12-01 | 1994-06-02 | Hermann Fruhm | Cartridge Type Screwdriver |
| JP3078418U (en) * | 2000-12-19 | 2001-07-10 | 工豐企業股▲分▼有限公司 | Driver handle device |
| CN1370657A (en) * | 2001-02-14 | 2002-09-25 | 布莱克和戴克公司 | Detachable chuck |
| CN201179638Y (en) * | 2008-04-03 | 2009-01-14 | 上海昆杰五金工具有限公司 | Gun shaped screwdriver |
| US20130055861A1 (en) * | 2011-09-07 | 2013-03-07 | Tzu-Chien Wang | Tool handle |
| US20180207772A1 (en) * | 2014-01-16 | 2018-07-26 | Milwaukee Electric Tool Corporation | Screwdriver |
| CN206416101U (en) * | 2015-11-19 | 2017-08-18 | 布莱克和戴克公司 | Power-actuated screwdriver and power tool |
| CN107639246A (en) * | 2017-11-02 | 2018-01-30 | 北京沃尔德金刚石工具股份有限公司 | A kind of cutter bindiny mechanism and the cutter with the bindiny mechanism |
| CN209007446U (en) * | 2018-11-12 | 2019-06-21 | 广东奥能五金工具有限公司 | Integral electric screwdriver |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210031348A1 (en) | Fastener driving machine | |
| CN209007446U (en) | Integral electric screwdriver | |
| CN205401113U (en) | Rotary -vane vacuum pump with callus on sole | |
| CN109290993A (en) | Integral electric screwdriver | |
| KR101756868B1 (en) | Portable apparatus for ventilating gas of manhole | |
| CN206078038U (en) | Smart volume seed metering ware of synchronous low pressure air -suction type in dish room | |
| CN105583726B (en) | pneumatic pen | |
| CN105805033B (en) | A kind of tower fan using combined type base | |
| RU2004137287A (en) | FOOD CUTTING DEVICE | |
| CN208674178U (en) | Ventilating structure, battery pack housing, power battery pack and electric car | |
| US4490113A (en) | Dental handpiece | |
| KR20160103820A (en) | Air blower for fuel cell vehicle | |
| CN108357694A (en) | General-purpose aircraft vent pipe fittings mounting tool | |
| CN210300852U (en) | Battery pack for dust collector mounted in multiple modes | |
| CN203352380U (en) | Machine tool cooling pump protector | |
| CN203498784U (en) | Portable blower | |
| CN219628924U (en) | Building safety helmet capable of radiating heat | |
| CN103291660B (en) | Air-suction type impeller case | |
| CN215044992U (en) | Connecting component for axial fan transportation | |
| CN211288125U (en) | Centrifugal fan stable in operation | |
| CN210496290U (en) | Ammonium phosphate prilling granulator | |
| CN214773228U (en) | Efficient granulator for macromolecular material | |
| CN214420003U (en) | Stapling machine | |
| CN211702859U (en) | Affair big data acquisition system of retired soldier | |
| CN211933877U (en) | Novel shell device of dust collector |
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 |