CN209681785U - A kind of knife sharpener equipped with fixation and clamp system - Google Patents
A kind of knife sharpener equipped with fixation and clamp system Download PDFInfo
- Publication number
- CN209681785U CN209681785U CN201920196722.7U CN201920196722U CN209681785U CN 209681785 U CN209681785 U CN 209681785U CN 201920196722 U CN201920196722 U CN 201920196722U CN 209681785 U CN209681785 U CN 209681785U
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- China
- Prior art keywords
- fixed
- screw rod
- grip block
- sleeve
- plate
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Abstract
The utility model discloses a kind of equipped with fixed and clamp system knife sharpener, including fixed bin, first fixing bolt, first L-type fixed plate, first screw rod, whetstone, knifeboard, handle, squeeze spring, mobile grip block, locating rod, fixed clamp block, first fixed link, first grip block, second grip block, second fixed link, locating slot, positioning bolt, location nut, third knob, squeeze sleeve, screw rod sleeve, hex nut, fixed card slot, stripper plate, squeeze screw rod, swingle and clamping piece, the utility model is fixed knife before the first grip block and the second grip block by hex(agonal)screw and hex nut cooperation, it can be by the fixation of knife steadily, pass through pull handle, sliding bar slidably reciprocates in jack, by polishing, stone can polish to knife, as long as polishing personnel pull hand handle, it beats Mill effect is controllable, and blade is fixed structure, improves the safety of polishing, improves polishing quality.
Description
Technical field
It is specially a kind of equipped with fixed and clamp system sharpening the utility model relates to knife sharpener equipment technical field
Device.
Background technique
Knife sharpener refers to a kind of scientific, practical, efficient, convenient and fast knife-grinding appliance that current research comes out, and is suitable for various
Knife for kitchen, outdoor cutter, scissors and Damascus knife and Stupalox, existing knife sharpener do not have fixed mechanism, general to polish
Wheel is fixed structure, and knife is moving parts, is easy to be hurt in polishing, and security performance is low, and the quality of polishing is not guaranteed, is beaten
It is bad to grind effect.
Summary of the invention
The purpose of this utility model is to provide a kind of equipped with fixed and clamp system knife sharpener, to solve above-mentioned background
The problem of being proposed in technology.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: one kind being equipped with fixed and clamping machine
The knife sharpener of structure, including fixed bin, the first fixing bolt, the first L-type fixed plate, the first screw rod, whetstone, knifeboard, handle,
Squeeze spring, mobile grip block, locating rod, fixed clamp block, rotary fixing screw mother, sliding bar, setting-up piece, sliding sleeve,
It is solid to rotate bolt, fixed frame, installation fixture nut, edge-on support plate, extension spring, the first gasket, the first knob, the second L-type
Fixed board, the second fixture nut, the second screw rod, the second knob, the second gasket, ball inner casing, bearing case, jack, first are fixed
Nut, the first fixed link, the first grip block, the second grip block, the second fixed link, locating slot, positioning bolt, location nut,
Three knobs squeeze sleeve, screw rod sleeve, hex nut, fixed card slot, stripper plate, squeeze screw rod, swingle, clamping piece, card
Column, clamping screw and card hole, the first L-type fixed plate are fixed on by the first fixing bolt and the cooperation of the first fixture nut
Determine the side of box, the second L-type fixed plate is fixed on fixed bin by the first fixing bolt and the cooperation of the first fixture nut
The other side, the edge-on support plate snap onto the side of the second L-type fixed plate, and second screw rod sequentially passes through edge-on support plate
With the cant board of the second L-type fixed plate, second fixture nut, which passes through, is threadedly engaged the one end for being mounted on the second screw rod, described
Second gasket is socketed in the other end of the second screw rod, and second knob is mounted on the another of the second screw rod by being threadedly engaged
End, the fixed frame are L-type, and the fixed frame is fixed by screws in the top side of edge-on support plate, the rotation bolt
It being plugged on inside the crossbeam of fixed frame vertically, the installation fixture nut passes through the bottom end for being threadedly engaged and being mounted on rotation bolt,
The setting-up piece is socketed in the top of rotation bolt, and the sliding sleeve is fixed on the top of rotation bolt, outside the bearing
Shell snaps onto the inside of sliding sleeve, and the ball inner casing snaps onto the inside of bearing case, and the ball inner housing inner opens up
There is jack, one end of the locating rod is fixed with fixed clamp block, and the handle is mounted on the another of locating rod by being threadedly engaged
One end, the mobile grip block is socketed in the outside of locating rod, the outside for squeezing spring and being socketed in locating rod, and is located at handle
Between hand and mobile grip block, the bottom side correspondence of the mobile grip block and fixed clamp block offers fixed card slot, the mill
The both ends of knife plate are connected to inside the fixed card slot of both ends, and the whetstone is fixed on the bottom side of knifeboard, and the one of the sliding bar
End is fixed with rotary fixing screw mother, and one end of the sliding bar is by being threadedly engaged the other side for being mounted on fixed clamp block, institute
The first screw rod side is stated through the first L-type fixed plate, the second L-type fixed plate and edge-on support plate, the extruding sleeve is socketed in
The outside of first screw rod, the third knob is by being threadedly engaged the middle position for being mounted on the first screw rod, the extruding sleeve
And third knob, between the first L-type fixed plate and the second L-type fixed plate, the tail end top side of first grip block is fixed with
First fixed link, the tail end bottom side of second grip block are fixed with the second fixed link, and first fixed link and second are fixed
Bar is fixed by hinge, and one end of the screw rod sleeve is fixed on hinge side, is opened inside the side of the first L-type fixed plate
Equipped with card hole, the card column is horizontally set on a side end of card hole, and card hole is run through in one end of the card hole, and is matched by screw thread
Close the side of fixed card column, the locating slot setting of the corresponding first grip block side of fixed card column, the screw rod sleeve it is another
One end is threadedly secured to one end of the first screw rod, and the extension spring is socketed in the other end of the first screw rod, and described first
The other end for being socketed in the first screw rod of gasket, and it is located at the side of extension spring, first knob is fixed on the first screw rod
End, it is described squeeze screw rod one end run through clamping piece one end side wall, the stripper plate be fixed on squeeze screw rod one end,
The swingle is plugged on the other end for squeezing screw rod.
Further, one end interior of the clamping piece offers threaded hole, and is mating component with screw rod is squeezed,
The swingle is slide construction in the one end for squeezing screw rod.
Further, the mobile grip block is slide construction in the outside of locating rod, and the other end of the sliding bar is inserted
It connects inside jack.
Further, the side of the edge-on support plate offers vertical board slot, and described one end for squeezing sleeve is socketed in
The outside of screw rod sleeve one end.
Further, the positioning bolt and location nut are fitted to the top side of the first L-type fixed plate, and described first
The caudal of grip block and the second grip block offers locating slot, and the middle position of first grip block and the second grip block passes through
Hex nut and hex bolts cooperation are fixed.
Compared with prior art, the utility model beneficial effect achieved is: the utility model, by hex(agonal)screw and
It, can be by the fixation of knife steadily, by pulling handle before knife is fixed the first grip block and the second grip block by hex nut cooperation
Hand, sliding bar slidably reciprocate in jack, and by polishing, stone can polish to knife, as long as polishing personnel pulling hand handle is
Can, grinding effect is controllable, and blade is fixed structure, improves the safety of polishing, improves polishing quality.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the whole side structure schematic view of the utility model；
Fig. 3 is the a-quadrant structural schematic diagram in the utility model Fig. 1；
Fig. 4 is the whole overlooking structure diagram of the utility model；
Fig. 5 is the polishing structural schematic diagram of the utility model；
Fig. 6 is the clamp structure schematic diagram of the utility model；
In figure: 1, fixed bin；2, the first fixing bolt；3, the first L-type fixed plate；4, the first screw rod；5, whetstone；6, it grinds
Knife plate；7, handle；8, spring is squeezed；9, mobile grip block；10, locating rod；11, fixed clamp block；12, rotary fixing screw is female；
13, sliding bar；14, setting-up piece；15, sliding sleeve；16, bolt is rotated；17, fixed frame；18, fixture nut is installed；19, side
Vertical support plate；20, extension spring；21, the first gasket；22, the first knob；23, the second L-type fixed plate；24, the second fixed spiral shell
It is female；25, the second screw rod；26, the second knob；27, the second gasket；28, ball inner casing；29, bearing case；30, jack；31,
One fixture nut；32, the first fixed link；33, the first grip block；34, the second grip block；35, the second fixed link；36, locating slot；
37, positioning bolt；38, location nut；39, third knob；40, sleeve is squeezed；41, screw rod sleeve；42, hex nut；43, solid
Determine card slot；44, stripper plate；45, screw rod is squeezed；46, swingle；47, clamping piece；48, card column；49, it is clamped screw；50, card hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of equipped with fixed and clamp system sharpening
Device, including fixed bin 1, the first fixing bolt 2, the first L-type fixed plate 3, the first screw rod 4, whetstone 5, knifeboard 6, handle 7,
Squeeze spring 8, mobile grip block 9, locating rod 10, fixed clamp block 11, rotary fixing screw mother 12, sliding bar 13, setting-up piece
14, sliding sleeve 15, rotation bolt 16, fixed frame 17, installation fixture nut 18, edge-on support plate 19, extension spring 20, first
Gasket 21, the first knob 22, the second L-type fixed plate 23, the second fixture nut 24, the second screw rod 25, the second knob 26, second pad
Piece 27, ball inner casing 28, bearing case 29, jack 30, the first fixture nut 31, the first fixed link 32, the first grip block 33,
Two grip blocks 34, the second fixed link 35, locating slot 36, positioning bolt 37, location nut 38, third knob 39, squeeze sleeve 40,
Screw rod sleeve 41, fixed card slot 43, stripper plate 44, squeezes screw rod 45, swingle 46, clamping piece 47, card column at hex nut 42
48, it is clamped screw 49 and card hole 50, the first L-type fixed plate 3 is fixed by the first fixing bolt 2 and the cooperation of the first fixture nut 31
In the side of fixed bin 1, the second L-type fixed plate 23 is fixed on by the first fixing bolt 2 and the cooperation of the first fixture nut 31
Determine the other side of box 1, edge-on support plate 19 snaps onto the side of the second L-type fixed plate 23, and the second screw rod 25 sequentially passes through edge-on
The cant board of support plate 19 and the second L-type fixed plate 23, the second fixture nut 24 are mounted on the second screw rod 25 by being threadedly engaged
One end, the second gasket 27 is socketed in the other end of the second screw rod 25, and the second knob 26 is mounted on second by being threadedly engaged
The other end of bar 25, fixed frame 17 are L-type, and fixed frame 17 is fixed by screws in the top side of edge-on support plate 19, are rotated
Bolt 16 is plugged on vertically inside the crossbeam of fixed frame 17, and installation fixture nut 18 is mounted on rotation bolt 16 by being threadedly engaged
Bottom end, setting-up piece 14 be socketed in rotation bolt 16 top, sliding sleeve 15 be fixed on rotation bolt 16 top, bearing
Shell 29 snaps onto the inside of sliding sleeve 15, and ball inner casing 28 snaps onto the inside of bearing case 29, inside ball inner casing 28
Jack 30 is offered, one end of locating rod 10 is fixed with fixed clamp block 11, and handle 7 is mounted on locating rod 10 by being threadedly engaged
The other end, mobile grip block 9 is socketed in the outside of locating rod 10, squeezes spring 8 and be socketed in the outside of locating rod 10, and be located at
Between handle 7 and mobile grip block 9, mobile grip block 9 is slide construction, the other end of sliding bar 13 in the outside of locating rod 10
It is plugged on inside jack 30, the bottom side correspondence of mobile grip block 9 and fixed clamp block 11 offers fixed card slot 43, knifeboard 6
Both ends be connected to inside both ends fixed card slot 43, whetstone 5 is fixed on the bottom side of knifeboard 6, and one end of sliding bar 13 is fixed
There is rotary fixing screw mother 12, one end of sliding bar 13, which passes through, is threadedly engaged the other side for being mounted on fixed clamp block 11, and first
The first L-type fixed plate 3, the second L-type fixed plate 23 and edge-on support plate 19 are run through in 4 side of bar, squeeze sleeve 40 and are socketed in first
The outside of screw rod 4, the side of edge-on support plate 19 offer vertical board slot, and the one end for squeezing sleeve 40 is socketed in screw rod sleeve 41
The outside of one end, third knob 39 squeeze sleeve 40 and third rotation by being threadedly engaged the middle position for being mounted on the first screw rod 4
For button 39 between the first L-type fixed plate 3 and the second L-type fixed plate 23, the tail end top side of the first grip block 33 is fixed with first
Fixed link 32, the tail end bottom side of the second grip block 34 are fixed with the second fixed link 35, the first fixed link 32 and the second fixed link 35
It is fixed by hinge, positioning bolt 37 and location nut 38 are fitted to the top side of the first L-type fixed plate 3, the first grip block
33 and second the caudal of grip block 34 offer locating slot 36, the middle position of the first grip block 33 and the second grip block 34 passes through
Hex nut 42 and hex bolts cooperation are fixed, and one end of screw rod sleeve 41 is fixed on hinge side, the first L-type fixed plate 3
Card hole 50 is offered inside side, card column 48 is horizontally set on a side end of card hole 50, and card hole 50 is run through in one end of card hole 50,
And the side by being threadedly engaged fixed card column 48, the locating slot 36 of fixed corresponding first grip block, 33 side of card column 48 are arranged,
The other end of screw rod sleeve 41 is threadedly secured to one end of the first screw rod 4, and extension spring 20 is socketed in the another of the first screw rod 4
One end, the other end for being socketed in the first screw rod 4 of the first gasket 21, and it is located at the side of extension spring 20, the first knob 22 is solid
It is scheduled on the end of the first screw rod 4, one end side wall of clamping piece 47 is run through in the one end for squeezing screw rod 45, and stripper plate 44 is fixed on extruding
One end of screw rod 45, swingle 46 are plugged on the other end for squeezing screw rod 45, and one end interior of clamping piece 47 offers spiral shell
Pit, and be mating component with screw rod 45 is squeezed, swingle 46 is slide construction in the one end for squeezing screw rod 45；In use, logical
It crosses clamping piece 47 and fixed bin 1 is connected to table edge, cooperated by swingle 46, rotary squeezing screw rod 45, in the auxiliary of stripper plate 44
It helps down, fixed bin 1 is fixed in table edge, by loosening hex(agonal)screw, blade is clamped in the first grip block 33 and the second folder
It holds between plate 34, while by screw rod sleeve 41 and hex(agonal)screw cooperation rotation, by the first grip block 33 and the second grip block 34
Step up to be overlapped, blade is fixed, after fixed, rotates third knob 39, squeeze sleeve 40, drawn yarn rod sleeve 41 will be determined
Position bolt 37 is supported into locating slot 36, the position of the second grip block 34 is fixed, while the side of the first L-type fixed plate 3
Corresponding locating slot 36 is fixed with card column 48, avoids blade from shaking, knifeboard 6 is at this moment placed on mobile grip block 9 and fixing clamp
It holds between block 11, mobile grip block 9 grips knifeboard 6 under the action of squeezing spring 8, to realize whetstone 5
It is fixed, sliding bar 13 is plugged on to the inside of jack 30, whetstone 5 is contacted into blade, by pull handle 7, sliding bar 13 exists
The inside of jack 30 slidably reciprocates, and can be polished back and forth, can be under the cooperation of bearing case 29 and ball inner casing 28
Meaning changes the polishing direction of whetstone 5, convenient for preferably polishing.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of solid equipped with fixed and clamp system knife sharpener, including fixed bin (1), the first fixing bolt (2), the first L-type
Fixed board (3), whetstone (5), knifeboard (6), handle (7), squeezes spring (8), mobile grip block (9), determines the first screw rod (4)
Position bar (10), fixed clamp block (11), rotary fixing screw female (12), sliding bar (13), setting-up piece (14), sliding sleeve
(15), bolt (16), fixed frame (17), installation fixture nut (18), edge-on support plate (19), extension spring (20), the are rotated
One gasket (21), the first knob (22), the second L-type fixed plate (23), the second fixture nut (24), the second screw rod (25), second
Knob (26), the second gasket (27), ball inner casing (28), bearing case (29), jack (30), the first fixture nut (31),
One fixed link (32), the first grip block (33), the second grip block (34), the second fixed link (35), locating slot (36), positioning bolt
(37), location nut (38), third knob (39), extruding sleeve (40), screw rod sleeve (41), hex nut (42), fixing card
Slot (43), stripper plate (44), squeeze screw rod (45), swingle (46), clamping piece (47), card column (48), clamping screw (49) and
Card hole (50), it is characterised in that: the first L-type fixed plate (3) passes through the first fixing bolt (2) and the first fixture nut (31)
Cooperation is fixed on the side of fixed bin (1), and the second L-type fixed plate (23) is fixed with first by the first fixing bolt (2)
Nut (31) cooperates the other side for being fixed on fixed bin (1), and the edge-on support plate (19) snaps onto the second L-type fixed plate (23)
Side, second screw rod (25) sequentially passes through the cant board of edge-on support plate (19) and the second L-type fixed plate (23), described
For second fixture nut (24) by being threadedly engaged the one end for being mounted on the second screw rod (25), second gasket (27) is socketed in the
The other end of two screw rods (25), second knob (26) is by being threadedly engaged the other end for being mounted on the second screw rod (25), institute
Stating fixed frame (17) is L-type, and the fixed frame (17) is fixed by screws in the top side of edge-on support plate (19), the rotation
Turn bolt (16) to be plugged on vertically inside the crossbeam of fixed frame (17), the installation fixture nut (18) is by being threadedly engaged installation
In the bottom end of rotation bolt (16), the setting-up piece (14) is socketed in the top of rotation bolt (16), the sliding sleeve
(15) it is fixed on the top of rotation bolt (16), the bearing case (29) snaps onto the inside of sliding sleeve (15), the rolling
Pearl inner casing (28) snaps onto the inside of bearing case (29), offers jack (30) inside the ball inner casing (28), described fixed
One end of position bar (10) is fixed with fixed clamp block (11), and the handle (7) is mounted on locating rod (10) by being threadedly engaged
The other end, the mobile grip block (9) are socketed in the outside of locating rod (10), and the extruding spring (8) is socketed in locating rod
(10) outside, and be located between handle (7) and mobile grip block (9), the mobile grip block (9) and fixed clamp block (11)
Bottom side correspondence offer fixed card slot (43), it is internal that the both ends of the knifeboard (6) are connected to both ends fixed card slot (43), institute
The bottom side that whetstone (5) is fixed on knifeboard (6) is stated, one end of the sliding bar (13) is fixed with rotary fixing screw mother (12),
One end of the sliding bar (13) is by being threadedly engaged the other side for being mounted on fixed clamp block (11), first screw rod (4)
The first L-type fixed plate (3), the second L-type fixed plate (23) and edge-on support plate (19), extruding sleeve (40) set are run through in side
The outside in the first screw rod (4) is connect, the third knob (39) is by being threadedly engaged the interposition for being mounted on the first screw rod (4)
Set, the extruding sleeve (40) and third knob (39) between the first L-type fixed plate (3) and the second L-type fixed plate (23),
The tail end top side of first grip block (33) is fixed with the first fixed link (32), the tail end bottom side of second grip block (34)
It is fixed with the second fixed link (35), first fixed link (32) and the second fixed link (35) are fixed by hinge, the screw rod
One end of sleeve (41) is fixed on hinge side, and the other end of the screw rod sleeve (41) is threadedly secured to the first screw rod
(4) one end offers card hole (50) inside the side of the first L-type fixed plate (3), and the card column (48) is horizontally set on
Card hole (50) are run through in one end of one side end of card hole (50), the card hole (50), and by being threadedly engaged fixed card column (48)
Side, locating slot (36) setting of corresponding first grip block (33) side of the fixed card column (48), the extension spring
(20) it is socketed in the other end of the first screw rod (4), the other end for being socketed in the first screw rod (4) of first gasket (21), and
Positioned at the side of extension spring (20), first knob (22) is fixed on the end of the first screw rod (4), the extruding screw rod
(45) one end side wall of clamping piece (47) is run through in one end, and the stripper plate (44) is fixed on the one end for squeezing screw rod (45), institute
It states swingle (46) and is plugged on the other end for squeezing screw rod (45).
2. according to claim 1 a kind of equipped with fixed and clamp system knife sharpener, it is characterised in that: the clamping piece
(47) one end interior offers threaded hole, and is mating component with screw rod (45) are squeezed, and the swingle (46) is being squeezed
One end of silk pressing bar (45) is slide construction.
3. according to claim 1 a kind of equipped with fixed and clamp system knife sharpener, it is characterised in that: the mobile folder
It is slide construction that block (9), which is held, in the outside of locating rod (10), and it is internal that the other end of the sliding bar (13) is plugged on jack (30).
4. according to claim 1 a kind of equipped with fixed and clamp system knife sharpener, it is characterised in that: the edge-on branch
The side of fagging (19) offers vertical board slot, and described one end for squeezing sleeve (40) is socketed in the outer of screw rod sleeve (41) one end
Portion.
5. according to claim 1 a kind of equipped with fixed and clamp system knife sharpener, it is characterised in that: the positioning spiral shell
Bolt (37) and location nut (38) are fitted to the top side of the first L-type fixed plate (3), first grip block (33) and second
The caudal of grip block (34) offers locating slot (36), the middle position of first grip block (33) and the second grip block (34)
It is fixed by hex nut (42) and hex bolts cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920196722.7U CN209681785U (en) | 2019-02-14 | 2019-02-14 | A kind of knife sharpener equipped with fixation and clamp system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920196722.7U CN209681785U (en) | 2019-02-14 | 2019-02-14 | A kind of knife sharpener equipped with fixation and clamp system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209681785U true CN209681785U (en) | 2019-11-26 |
Family
ID=68601903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920196722.7U Expired - Fee Related CN209681785U (en) | 2019-02-14 | 2019-02-14 | A kind of knife sharpener equipped with fixation and clamp system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209681785U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847137A (en) * | 2021-02-24 | 2021-05-28 | 南京华鑫机械刀具制造有限公司 | Tool for processing trapezoidal knife edge |
| CN113433372A (en) * | 2021-06-24 | 2021-09-24 | 邹婕 | Non-contact current detection device of building fire-fighting equipment |
-
2019
- 2019-02-14 CN CN201920196722.7U patent/CN209681785U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847137A (en) * | 2021-02-24 | 2021-05-28 | 南京华鑫机械刀具制造有限公司 | Tool for processing trapezoidal knife edge |
| CN113433372A (en) * | 2021-06-24 | 2021-09-24 | 邹婕 | Non-contact current detection device of building fire-fighting equipment |
| CN113433372B (en) * | 2021-06-24 | 2022-06-10 | 邹婕 | Non-contact current detection device of building fire-fighting equipment |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 Termination date: 20200214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |