CN209699154U - A kind of replaceable blade utility knife with locking structure - Google Patents
A kind of replaceable blade utility knife with locking structure Download PDFInfo
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- CN209699154U CN209699154U CN201821971807.XU CN201821971807U CN209699154U CN 209699154 U CN209699154 U CN 209699154U CN 201821971807 U CN201821971807 U CN 201821971807U CN 209699154 U CN209699154 U CN 209699154U
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- blade
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- button
- shell
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Abstract
The utility model discloses a kind of replaceable blade utility knifes with locking structure comprising shell (1), knife rest (2), blade (3), promoting button (4) and knife rest locking device (5)；The front end of the shell (1) offers the blade flex mouth (11) to stretch for blade (3), and the side of the shell (1) offers for promoting button (4) movable sliding slot；Through knife rest (2) Matching installation in shell (1), which is controlled it by promoting button (4) and carries out telescopic movable at blade flex mouth (11) blade (3)；The knife rest locking device (5) realizes the flexible locking to blade (3) by locked knife rest (2).The utility model locks knife rest using knife rest locking device, to limit the stretching motion of blade, and then realizes the locking to blade, guarantee this product blade in use will not automatic telescopic and influence cut work.
Description
Technical field
The utility model belong to art knife technical field more particularly to a kind of replaceable blade utility knife with locking structure.
Background technique
Cutter is also commonly called as icking tool or wallpaper knife, is a kind of fine arts and the knife for doing artifacts, is mainly used to cut matter
The softer thing in ground, mostly modeling knife handle and blade two parts composition, are drawing and pulling type structure.Also having a small number of is knife handle of metal, blade
Mostly angle can be fractureed along the scribing line of piece body with blunt, the new knife edge occurs, be easy to use.Wherein, replaceable blade utility knife is the one of cutter
Kind, promoting button be set to top, can use when blade is cut downwards thumb push promoting button and facilitate simultaneously to
Lower pressure also facilitates cutting while controlling blade by promoting button, is a kind of very practical art knife.However, because
Replaceable blade utility knife, which generallys use, manually controls promoting button to limit blade, to deposit the feelings that blade in use is unable to stability contorting
Condition, and then influence cutting effect；Also, the assembling structure of blade causes it that can have certain fit-up gap, knife in use
There are the shakings of certain gap for piece, so that common replaceable blade utility knife is not appropriate for finely being cut.
Utility model content
(1) technical problems to be solved
The technical problem to be solved by the present invention is to provide a kind of flexible and all lockable replaceable blade utility knifes in gap of blade.
(2) technical solution
In order to solve the above technical problems, the utility model provides a kind of replaceable blade utility knife with locking structure comprising shell, knife
Frame, blade, promoting button and knife rest locking device；The blade flex mouth that the front end of shell offers for blade flex, the shell
The side of body offers for the movable sliding slot of promoting button；By knife rest Matching installation in shell, which passes through blade
Promoting button carries out telescopic movable to control it at blade flex mouth；Knife rest locking device is realized by locked knife rest to knife
The flexible locking of piece.
Wherein, shell includes the fixed left shell and right shell body of left and right splicing；Perforation knife is provided on the inner wall of right shell body
Piece telescopic mouth and the knife rest sliding groove to match with knife rest；The top surface of shell offers perforation knife rest sliding groove and and promoting button
The button sliding slot to match；Blade fixation is connected on knife rest, which carries blade Matching installation on knife rest sliding groove；It pushes away
Dynamic button matching is connected exposes outside shell on knife rest and from button sliding slot；
The knife rest locking device includes that the gear that matches with button sliding slot only locks push button, and with knife rest sliding groove phase
Frame is only locked in the linkage matched, and gear stops the restricted convex block of side setting for locking push button；Shell between button sliding slot and knife rest sliding groove
The unlock tooth socket to match with limitation convex block and locking tooth socket are provided on body, unlock tooth socket is distributed in the rear end of button sliding slot,
Locking tooth socket is distributed in front of unlock tooth socket, and the height of the locking tooth socket is lower than the height for unlocking tooth socket；Gear only locks push button
Bottom end among be provided with a spring eye, a matched pressure spring is equipped in spring eye；The front end of frame is only locked in linkage
Extend one piece of extension board for being higher by knife rest, the running through of matching of bottom end stopped with gear and lock push button is offered on the extension board
Hole, the centre of the through hole are provided with the pressure spring stressed plate to match with spring eye；The top of knife rest offers one and gear
Only lock the limitation sleeve joint hole that the bottom end of push button matches；
Only lock frame Matching installation on knife rest sliding groove and after being located at knife rest, only lock push button and pass through limit by gear for the linkage
Convex block processed is connected in unlock tooth socket, and the bottom end matching which stops lock push button is socketed in through hole and in the active force of pressure spring
Under be not pierced by through hole, gear, which stops, to be locked the top of push button and exposes outside shell and after promoting button from button sliding slot；
When promoting button only locks push button close to gear, the limitation sleeve joint hole of knife rest is located at gear and stops the underface for locking push button.
Wherein, the rear end of knife rest is provided with the limit clamping groove for the clamping that matches with the front end for only locking frame of linking.
Wherein, linkage is only provided with the tension spring of a stress between lock frame and knife rest.
Wherein, the replaceable blade utility knife with locking structure further includes locking device, which includes stopping locking bar and regulating device,
The locking device adjusts only locking bar by regulating device and locks to blade.
Wherein, the inner wall of left shell is provided with declining lug at blade flex mouth；Only locking bar is set to left shell
Between inner wall and blade, regulating device is set to the rear end of shell；Only locking bar realizes its direction by the control of regulating device
The stretching motion in the direction of blade flex mouth, and only the front end of locking bar reduces the gap between blade by declining lug simultaneously
Clamp locking blade.
Wherein, regulating device includes only lock screw rod and only lock knob, only lock be provided on knob one it is co-axial and
With the threaded hole that only lock screw rod matches；The bottom end of shell offers and stops the knob sleeve joint hole locking knob and matching；Only lock rotation
Button matching is socketed in knob sleeve joint hole；The front end for only locking screw rod is matched with the rear end of only locking bar to be fixedly connected, and screw rod should be only locked
Rear end with only lock knob threaded hole match threaded connection；Only locking bar is locked the screw thread between screw rod by only lock knob and only and is connected
Adjusting is connect to realize its stretching motion towards the direction of blade flex mouth.
Wherein, it is offered on blade and connects and fixes hole, be provided with and connect and fix hole on knife rest and match the buckle of clamping；
Blade is fixedly connected to realize with knife rest by the clamping for buckling with connecting and fixing between hole.
Wherein, tool changing button is also set up on the inner sidewall of left shell, one end of tool changing button and left shell match clamping,
The other end of the tool changing button stretches out after running through left shell from the lateral surface of left shell, and tool changing button is from one end that left shell stretches out
Backside structure match with buckle；Pressed by tool changing button open buckle be detached from connect and fix hole realize blade with
It changes.
(3) beneficial effect
Compared with prior art, the utility model locks knife rest using knife rest locking device, to limit stretching for blade
Contracting movement, and then realizes the locking to blade, guarantee this product blade in use will not automatic telescopic and influence cutter
Make；Wherein, only tension spring is arranged between lock frame and knife rest in linkage, can be convenient knife rest and carries blade retracted for clearance, while guaranteeing knife
Piece will not stretch out blade flex mouth in being not used, and effectively prevent situations such as accidentally injuring, and improve security performance, facilitate this practical
The carrying of knife；In addition, structure clamping blade of the locking device of setting using only locking bar, thus reach the function of blade locking,
So that people are in use, there is no gap shakings, save the operation of people's manual pressure limitation blade, effectively avoid blade sliding
Dynamic the case where leading to miscut or accidentally injuring people appearance, improves the cutting accuracy of this product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of replaceable blade utility knife of the utility model with locking structure.
Fig. 2 is the structural schematic diagram that the utility model removes right shell body with the replaceable blade utility knife of locking structure.
Fig. 3 is the structural schematic diagram of the utility model left shell.
Fig. 4 is the structural schematic diagram that the utility model removes left shell with the replaceable blade utility knife of locking structure.
Description of symbols: 1, shell；2, knife rest；3, blade；4, promoting button；5, knife rest locking device；6, tension spring；7,
Locking device；11, blade flex mouth；12, left shell；13, right shell body；14, button sliding slot；15, tooth socket is unlocked；16, locking teeth
Slot；17, knob sleeve joint hole；21, sleeve joint hole is limited；22, clamping groove is limited；23, it buckles；31, hole is connected and fixed；51, gear stops
Lock push button；52, frame is only locked in linkage；71, stop locking bar；72, regulating device；121, declining lug；122, tool changing button；123, it is oriented to
Convex block；131, knife rest sliding groove；511, convex block is limited；512, spring eye；513, pressure spring；521, extension board；522, through hole；
523, pressure spring stressed plate；711, guide groove；721, screw rod is only locked；722, knob is only locked；7221, threaded hole.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment cannot be used to limit the scope of the utility model for illustrating the utility model.
Fig. 1 is the structural schematic diagram of replaceable blade utility knife of the utility model with locking structure, embodies this reality with locking structure
Connections being made of with knife shell 1, knife rest 2, blade 3, promoting button 4 and knife rest locking device 5 and its between them are closed
System；Fig. 2 is the structural schematic diagram that the utility model removes right shell body with the replaceable blade utility knife of locking structure, mainly reflects knife rest locking dress
Set the structure composition of 5 and locking device 7；Fig. 3 is the structural schematic diagram of the utility model left shell, embodies left shell 12 emphatically
On declining lug 121, tool changing button 122, guiding projection 123 and unlock tooth socket 15, the locking structures such as tooth socket 16；Fig. 4 is this
Utility model removes the structural schematic diagram of left shell with the replaceable blade utility knife of locking structure, and emphasis reflects knife rest sliding groove 131 and guiding
The structures such as slot 711.
The structure of replaceable blade utility knife of the utility model with locking structure is as shown in Figure 1, the replaceable blade utility knife with locking structure includes
Shell 1, knife rest 2, blade 3, promoting button 4 and knife rest locking device 5；The front end of shell 1 offers the knife to stretch for blade 3
Piece telescopic mouth 11, the side of the shell 1 offer for the movable sliding slot of promoting button 4；Blade 3 passes through 2 Matching installation of knife rest
In in shell 1, which is controlled it by promoting button 4 and carries out telescopic movable at blade flex mouth 11；Knife rest locking dress
5 are set by locked knife rest 2 to realize the flexible locking to blade 3.The utility model locks knife rest using knife rest locking device,
To limit the stretching motion of blade, and then the locking to blade is realized, guarantees that this product blade in use will not be automatic
It stretches and influences to cut work.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, in the present embodiment, shell 1 includes the fixed left shell 12 and the right side of left and right splicing
Shell 13；The knife rest sliding groove 131 for being provided with perforation blade flex mouth 11 on the inner wall of right shell body 13 and matching with knife rest 2；
The button sliding slot 14 that the top surface of shell 1 offers perforation knife rest sliding groove 131 and matches with promoting button 4；3 fixing card of blade
It is connected on knife rest 2, which carries 3 Matching installation of blade on knife rest sliding groove 131；Promoting button 4 matching be connected in
Expose outside shell 1 on knife rest 2 and from button sliding slot 14；Wherein, it is integrated connection structure between promoting button 4 and knife rest 2, pushed away
Dynamic promoting button 4 controls knife rest 2；
The knife rest locking device 5 includes that the gear to match with button sliding slot 14 only locks push button 51, and slides with knife rest
Frame 52 is only locked in the linkage that slot 131 matches, and gear stops the restricted convex block 511 of side setting for locking push button 51；Button sliding slot 14 and
The unlock tooth socket 15 to match with limitation convex block 511 and locking tooth socket 16 are provided on shell 1 between knife rest sliding groove 131,
Unlock tooth socket 15 is distributed in the rear end of button sliding slot 14, and locking tooth socket 16 is distributed in front of unlock tooth socket 15, the locking tooth socket
Height of 16 height lower than unlock tooth socket 15；Gear, which stops, is provided with a spring eye 512, spring among the bottom end for locking push button 51
A matched pressure spring 513 is equipped in hole 512；Extend one piece and be higher by prolonging for knife rest 2 in the front end that frame 52 is only locked in linkage
Plate 521 is stretched, the through hole 522 for stopping with gear and locking the bottom end of push button 51 and matching, the through hole are offered on the extension board 521
522 centre is provided with the pressure spring stressed plate 523 to match with spring eye 512；The top of knife rest 2 offers one and stops with gear
The limitation sleeve joint hole 21 that the bottom end of lock push button 51 matches；
Only for lock 52 Matching installation of frame on knife rest sliding groove 131 and after being located at knife rest 2, gear only locks push button for the linkage
51 are connected in unlock tooth socket 15 by limiting convex block 511, and the bottom end matching which stops lock push button 51 is socketed on through hole 522
Interior and through hole 522 is not pierced by under the active force of pressure spring 513, gear, which stops, to be locked the top of push button 51 and reveals from button sliding slot 14
Shell 1 is outer out and is located at after promoting button 4；When promoting button 4 only locks push button 51 close to gear, the limitation socket of knife rest 2
Hole 21 is located at gear and stops the underface for locking push button 51；
When promoting button 4 only locks push button 51 close to gear, presses only lock push button 51 and pressure spring 513 is overcome to pass through through hole
In 522 insertion limitation sleeve joint holes 21, while only the limitation convex block 511 on lock push button 51 is detached from unlock tooth socket 15, pushes stop later
Lock push button 51 drives linkage, and only lock frame 52 and knife rest 2 push forward together, and wherein blade 3 links with knife rest 2；When only lock pushes away
Button 51 is moved at locking tooth socket 16, is decontroled and is stopped lock push button 51, and it is upward under the return spring force of pressure spring 513 to be somebody's turn to do only lock push button 51
Rebound, while only the limitation convex block 511 on lock push button 51 is clamped in locking tooth socket 16, because the height of locking tooth socket 16 is lower than solution
The height for locking tooth socket 15 causes only to lock the bottom end of push button 51 there are also partial insertions in the limitation sleeve joint hole 21 of knife rest 2, to reach
Flexible locking is carried out to the function of locking knife rest 2, and then to the blade 3 moved with knife rest 2.In addition, locking tooth socket 16 by
There are three being total to front to back, so that there are three flexible locking gears for blade 3.
As shown in Figures 2 and 4, in the present embodiment, the rear end of knife rest 2 is provided with the front end for stopping lock frame 52 with linkage and matches
The limit clamping groove 22 of clamping；When only lock push button 51 and knife rest 2 close to when, only lock 52 inlay card of frame enters the limiting card of knife rest 2 for linkage
In access slot 22, misplace to effectively prevent linkage only between lock frame 52 and knife rest 2 there is a situation where mobile.
As shown in Figures 2 and 4, in the present embodiment, linkage is only provided with the tension spring of a stress between lock frame 52 and knife rest 2
6, it can be convenient knife rest and carry blade retracted for clearance, while guaranteeing that blade will not stretch out blade flex mouth in being not used, effectively
It prevents situations such as accidentally injuring, improves security performance, facilitate the carrying of this replaceable blade utility knife.It wherein, can also between knife rest 2 and shell 1
A tension spring is arranged, the effect of the tension spring is identical with the function of above-mentioned tension spring 6.
As shown in Figure 1, Figure 2 and shown in Fig. 4, in the present embodiment, the replaceable blade utility knife with locking structure further includes locking device 7, should be only
Locking device 7 includes that only locking bar 71 and regulating device 72, the locking device 7 stop locking bar 71 to blade 3 by the adjusting of regulating device 72
It is locked.The locking device of the utility model setting is using the structure clamping blade of locking bar is stopped, to reach blade locking
Function, so that people are in use, there is no gap shakings, save the operation of people's manual pressure limitation blade, effectively avoid knife
The case where piece sliding leads to miscut or accidentally injures people appearance, improves the cutting accuracy of this product.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, in the present embodiment, the inner wall of left shell 12 is set at blade flex mouth 11
It is equipped with declining lug 121；Only locking bar 71 is set between the inner wall and blade 3 of left shell 12, and regulating device 72 is set to shell 1
Rear end；Only locking bar 71 realizes its stretching motion towards the direction of blade flex mouth 11 by the control of regulating device 72,
And only the front end of locking bar 71 is reduced the gap between blade 3 by declining lug 121 and clamps locking blade 3.Wherein, incline
Oblique convex block 121 is located at blade 3 and only between locking bar 71.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, in the present embodiment, regulating device 72 includes only lock screw rod 721 and only lock knob
722, only lock be provided on knob 722 one it is co-axial and with threaded hole 7221 that only lock screw rod 721 matches；Shell 1
Bottom end offer and the only knob sleeve joint hole 17 that matches of lock knob 722；Only the matching of lock knob 722 is socketed on knob sleeve joint hole
In 17；The front end for only locking screw rod 721 is matched with the only rear end of locking bar 71 to be fixedly connected, and should only be locked the rear end of screw rod 721 and only be locked
The threaded hole 7221 of knob 722, which matches, to be threadedly coupled；Only locking bar 71 locks the spiral shell between screw rod 721 by only lock knob 722 and only
Line connection is adjusted to realize its stretching motion towards the direction of blade flex mouth 11.The utility model utilizes helicitic texture, makes
Lock screw rod 721 must be stopped, and only locking bar 71 carries out stretching motion together for drive under the only adjusting of lock knob 722, and passes through declining lug
121 lock blade 3 to reduce the gap between blade 3 and clamp, and the stretching motion and gap for limiting blade 3 shake, thus
It no longer needs to make power in this cutter to limit blade 3, so that people are more easy and convenient in use.Wherein, only locking bar
It is provided with the guide groove 711 along its stretching motion direction on 71, is provided with and the guide groove on the inner wall of the left shell 12
711 guiding projections 123 to match；Only locking bar 71 is matched by guide groove 711 and guiding projection 123 to position limitation and only lock
The telescopic direction of bar 71.
As shown in Figures 2 and 4, it in the present embodiment, is offered on blade 3 and connects and fixes hole 31, be provided with and block on knife rest 2
Fixation hole 31 is connect to match the buckle 23 of clamping；Blade 3 by buckle 23 and connect and fix the clamping between hole 31 come realize with
Knife rest 2 is fixedly connected.Wherein, buckle 23 can be snapped connection using the form of clamping with knife rest 2, so that the buckle 23 is opposite
There is certain mobile resilience in knife rest 2, facilitate buckle 23 and connect and fix the buckle between hole 31 and disengaging.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, in the present embodiment, tool changing button is also set up on the inner sidewall of left shell 12
122, one end of tool changing button 122 and left shell 12 match clamping, after the other end of the tool changing button 122 runs through left shell 12
It is stretched out from the lateral surface of left shell 12, backside structure and buckle 23 phases of the tool changing button 122 from one end that left shell 12 stretches out
Match；Pressed by tool changing button 122 open buckle 23 be detached from connect and fix hole 31 realize blade 3 with changing.This product uses
When, it is only necessary to promoting button 4 is pushed to blade 3 and stretches maximum, and presses tool changing button 122 with side and stretch out from left shell 12
Part, tool changing button 122 can open the clamping structure between blade 3 and knife rest 2 realize tool changing process.
The above is only preferred embodiments of the present invention, it is noted that for the ordinary skill people of the art
Member for, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of replaceable blade utility knife with locking structure, it is characterised in that: the replaceable blade utility knife with locking structure includes shell (1), knife
Frame (2), blade (3), promoting button (4) and knife rest locking device (5)；The front end of the shell (1) offers for blade (3)
Flexible blade flex mouth (11), the side of the shell (1) offer for promoting button (4) movable sliding slot；The blade
(3) through knife rest (2) Matching installation in shell (1), which controls it in blade flex by promoting button (4)
Telescopic movable is carried out at mouth (11)；The knife rest locking device (5) stretches to blade (3) to realize by locked knife rest (2)
Locking；
The shell (1) includes the fixed left shell (12) and right shell body (13) of left and right splicing；The inner wall of the right shell body (13)
On be provided with perforation blade flex mouth (11) and the knife rest sliding groove (131) that matches with knife rest (2)；It opens the top surface of shell (1)
Equipped with the button sliding slot (14) for penetrating through knife rest sliding groove (131) and matching with promoting button (4)；Blade (3) fixing card
It is connected on knife rest (2), which carries blade (3) Matching installation on knife rest sliding groove (131)；The promoting button (4)
Matching is connected in exposing shell (1) outside on knife rest (2) and at button sliding slot (14)；
The knife rest locking device (5) includes that the gear to match with button sliding slot (14) only locks push button (51), and slides with knife rest
The linkage that dynamic slot (131) match only locks frame (52), and restricted convex block is arranged in the side that the gear stops lock push button (51)
(511)；It is provided on shell (1) between the button sliding slot (14) and knife rest sliding groove (131) and limitation convex block (511) phase
Matched unlock tooth socket (15) and locking tooth socket (16), unlock tooth socket (15) are distributed in the rear end of button sliding slot (14), institute
It states locking tooth socket (16) to be distributed in front of unlock tooth socket (15), the height of the locking tooth socket (16) is lower than unlock tooth socket (15)
Highly；Gear, which stops, is provided with a spring eye (512) among the bottom end for locking push button (51), be equipped with one in the spring eye (512)
A matched pressure spring (513)；Extend one piece of extension board for being higher by knife rest (2) in the front end that frame (52) are only locked in the linkage
(521), the through hole (522) for stopping with gear and locking the bottom end of push button (51) and matching is offered on the extension board (521), it is described
The centre of through hole (522) is provided with the pressure spring stressed plate (523) to match with spring eye (512)；The top of knife rest (2) opens up
There is one to stop the limitation sleeve joint hole (21) locking the bottom end of push button (51) and matching with gear；
Only on knife rest sliding groove (131) and after being located at knife rest (2), the gear stops lock frame (52) Matching installation for the linkage
Lock push button (51) is connected in unlock tooth socket (15) by limiting convex block (511), which stops the bottom end matching for locking push button (51)
It is socketed in through hole (522) and is not pierced by through hole (522) under the active force of pressure spring (513), gear only locks push button
(51) expose shell (1) at button sliding slot (14) outside and be located at after promoting button (4) in top；When promoting button (4) is leaned on
When nearly gear only locks push button (51), the limitation sleeve joint hole (21) of knife rest (2) is located at gear and stops the underface for locking push button (51).
2. the replaceable blade utility knife according to claim 1 with locking structure, it is characterised in that: the rear end of the knife rest (2) is arranged
There is the limit clamping groove (22) for the clamping that matches with the front end for only locking frame (52) of linking.
3. the replaceable blade utility knife according to claim 1 with locking structure, it is characterised in that: frame (52) and knife are only locked in the linkage
The tension spring (6) of a stress is provided between frame (2).
4. the replaceable blade utility knife according to claim 1 with locking structure, it is characterised in that: the replaceable blade utility knife with locking structure
It further include locking device (7), the locking device (7) includes that only locking bar (71) and regulating device (72), the locking device (7) are logical
Toning regulating device (72), which is adjusted, only locking bar (71) locks blade (3).
5. the replaceable blade utility knife according to claim 4 with locking structure, it is characterised in that: the inner wall of the left shell (12) leans on
Declining lug (121) are provided at nearly blade flex mouth (11)；It is described only locking bar (71) be set to left shell (12) inner wall and
Between blade (3), the regulating device (72) is set to the rear end of shell (1)；Only locking bar (71) passes through regulating device (72)
Control is to realize its stretching motion towards the direction of blade flex mouth (11), and only the front end of locking bar (71) passes through declining lug
(121) blade (3) are locked to reduce the gap between blade (3) and clamp.
6. the replaceable blade utility knife according to claim 5 with locking structure, it is characterised in that: the regulating device (72) includes only
Lock screw rod (721) Ji Zhisuo knob (722), be provided on only lock knob (722) one it is co-axial and with only lock spiral shell
The threaded hole (7221) that bar (721) matches；The bottom end of the shell (1) offers and stops the rotation locking knob (722) and matching
Button sleeve joint hole (17)；Only lock knob (722) matching is socketed in knob sleeve joint hole (17)；The front end for only locking screw rod (721)
It matches and is fixedly connected with the rear end of only locking bar (71), should only lock the rear end of screw rod (721) and the threaded hole for only locking knob (722)
(7221) matching is threadedly coupled；Only locking bar (71) locks the threaded connection tune between screw rod (721) by only lock knob (722) and only
Section is to realize its stretching motion towards the direction of blade flex mouth (11).
7. the replaceable blade utility knife according to claim 1 with locking structure, it is characterised in that: offer card on the blade (3)
It connects fixation hole (31), is provided with and connects and fixes hole (31) on the knife rest (2) and match the buckle (23) of clamping；Blade (3)
It is realized by buckle (23) with the clamping between hole (31) is connected and fixed and is fixedly connected with knife rest (2).
8. the replaceable blade utility knife according to claim 7 with locking structure, it is characterised in that: the inner sidewall of the left shell (12)
On also set up tool changing button (122), one end of the tool changing button (122) and left shell (12) match clamping, which presses
The other end of button (122) stretches out after running through left shell (12) from the lateral surface of left shell (12), and tool changing button (122) is from left shell
(12) backside structure of the one end stretched out matches with buckle (23)；Press that open buckle (23) de- by tool changing button (122)
From connect and fix hole (31) Lai Shixian blade (3) with changing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821971807.XU CN209699154U (en) | 2018-11-27 | 2018-11-27 | A kind of replaceable blade utility knife with locking structure |
| PCT/CN2018/123372 WO2020107598A1 (en) | 2018-11-27 | 2018-12-25 | Practical knife having locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821971807.XU CN209699154U (en) | 2018-11-27 | 2018-11-27 | A kind of replaceable blade utility knife with locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209699154U true CN209699154U (en) | 2019-11-29 |
Family
ID=68636794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821971807.XU Withdrawn - After Issue CN209699154U (en) | 2018-11-27 | 2018-11-27 | A kind of replaceable blade utility knife with locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209699154U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434879A (en) * | 2018-11-27 | 2019-03-08 | 宁波宏迪尺业有限公司 | A kind of replaceable blade utility knife with locking structure |
| CN111296376A (en) * | 2020-04-24 | 2020-06-19 | 深圳波赛冬网络科技有限公司 | General type fishing vessel threading device |
-
2018
- 2018-11-27 CN CN201821971807.XU patent/CN209699154U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434879A (en) * | 2018-11-27 | 2019-03-08 | 宁波宏迪尺业有限公司 | A kind of replaceable blade utility knife with locking structure |
| CN109434879B (en) * | 2018-11-27 | 2020-06-09 | 宁波宏迪尺业有限公司 | Practical knife with locking structure |
| CN111296376A (en) * | 2020-04-24 | 2020-06-19 | 深圳波赛冬网络科技有限公司 | General type fishing vessel threading device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191129 Effective date of abandoning: 20200609 |