CN209111189U - A kind of cutting edge protective device of pathologic section slicer - Google Patents
A kind of cutting edge protective device of pathologic section slicer Download PDFInfo
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- CN209111189U CN209111189U CN201821678164.XU CN201821678164U CN209111189U CN 209111189 U CN209111189 U CN 209111189U CN 201821678164 U CN201821678164 U CN 201821678164U CN 209111189 U CN209111189 U CN 209111189U
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- sliding rail
- cutting edge
- protective device
- withdrawing body
- withdrawing
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Abstract
A kind of cutting edge protective device of pathologic section slicer, including shield knife rest and tool retracting device, the shield knife rest is the frame structure being combined by two side stands and intermediate sliding rail, bracket described in two sides, which is articulated on blade grip slipper, enables shield knife rest to switch between shield cutter position and grip slipper bottom position, the tool retracting device includes withdrawing body and resetting-mechanism, the withdrawing body is sheathed on sliding rail and can move withdrawing along sliding rail when protecting cutter position, and the resetting-mechanism for making withdrawing body automatically reset is equipped in the sliding rail.The withdrawing body of the utility model can be automatically reset after executing tool backlash movement by resetting-mechanism, be not necessarily to hand-reset, just had some setbacks there is no use, it is difficult to the problem of clearing up.
Description
Technical field
The utility model relates to a kind of pathologic section slicer, the cutting edge protective device of especially a kind of pathologic section slicer.
Background technique
Pathological section is that hospital is that patient carries out pathological diagnosis when carrying out operation, is derived from the pathological tissues of sickened body through spy
Determine the sample in kind for microscopically observation that process is produced and handled.In modern medicine, particularly neoplastic conditions diagnosis, disease
Reason slice is essential important link.Pathologic section slicer is the key equipment for producing slice, and performance is directly closed with precision
It is that the sample of pathological tissues produces the working efficiency of quality and pathologist.With the development of science and technology traditional Purely mechanical
Slicer is gradually eliminated, and is unable to satisfy high quality and the requirement of efficient slice, is primarily now with electromechanical integration
Semi-automatic slicer is leading.
The blade cutting edge that pathologic section slicer is used to produce sample slice is sharp, for the safety for protecting operator, needs to be arranged
Prevent blade from cutting the protective device of hand.In addition, blade is after a period of use, cutting edge meeting rust and then the quality for influencing slice,
Therefore blade is needed to be replaced frequently, to keep cutting edge sharp and guarantee the quality of slice.
It is anti-that China Patent Publication No. CN206883691U discloses a kind of integrated form dual-purpose type cutting edge on January 16th, 2018
Protection unit, the device is by the safeguard function of blade cutting edge and exchanges blade function for and becomes one, and realizes protection and tool changing two
Purpose.While sectioning security protection obtains effective guarantee, more efficient and convenient and fast tool changing behaviour is also provided
Make.After more allowing blade replacement, withdrawing body rests in the middle part of sliding rail because being unable to automatic rollback to its initial position, and according to general
At this moment operating habit can directly be gone to protective device by cutting edge the lower section of blade grip slipper, and start to be sliced, slightly cut in this way
Or wax disk(-sc), the tissue that fine cut is got off easily are deposited between the sliding rail of the protective device below grip slipper and withdrawing body, the time one
It will lead to the movement of withdrawing body long to be obstructed, in turn result in more allowing blade replacement and have some setbacks, also be easy to cause overexertion and influence to make safely
With.Meanwhile being also unfavorable for the cleaning after being sliced, remaining waste paper is difficult to clean out thoroughly.
Summary of the invention
In order to overcome the deficiencies of the prior art, it the utility model proposes a kind of cutting edge protective device of pathologic section slicer, moves back
Cutter hub has an auto-reset function, after more allowing blade replacement, can automatically reset immediately to initial position, to avoid pathological section because useless
Using having some setbacks and be difficult to clear up, influence to use security problems caused by wax, tissue accumulation.
The technical solution adopted in the utility model is:
A kind of cutting edge protective device of pathologic section slicer, including shield knife rest and tool retracting device, the shield knife rest are by two sides
The frame structure that bracket and intermediate sliding rail are combined into, bracket described in two sides, which is articulated on blade grip slipper, enables shield knife rest to exist
Switching between shield cutter position and grip slipper bottom position, it is characterised in that: the tool retracting device includes withdrawing body and resetting-mechanism,
The withdrawing body is sheathed on sliding rail and can move withdrawing along sliding rail when protecting cutter position, and being equipped in the sliding rail keeps withdrawing body automatic
The resetting-mechanism of reset.The withdrawing body of the utility model can be automatically reset after executing tool backlash movement by resetting-mechanism, nothing
Hand-reset is needed, is just had some setbacks there is no use, it is difficult to the problem of clearing up.
Further, the resetting-mechanism includes the elastic component being installed in sliding rail, and the elastic component is set to the end face of sliding rail
Between withdrawing body, when withdrawing body withdrawing, thus compression elastic piece, after external force revocation on withdrawing body, withdrawing body is in elasticity
It is resetted under the action of part.
Further, the withdrawing body is hollow posts body, and inner wall is equipped with the guiding of protrusion resetted with elastic component cooperation
Portion.
Further, the sliding rail is hollow tube structure, and periphery is equipped with guide part along the guide groove of sliding.
Further, the resetting-mechanism further includes the sliding pin being installed in sliding rail, and the elastic component is set to the first of sliding pin
Between end face and the end face of sliding rail, the second end face of the sliding pin and the guide post of withdrawing body are connected.The setting of sliding pin can
It is covered with just covering the neutral gear of guide groove, plays and slop wax and useless tissue is prevented to enter the effect inside sliding rail.
Further, the length of the sliding pin is greater than the length of the guide groove.
Further, the guide groove is set on sliding rail and the other side periphery of blade Holding seat opposite side, normal
When slice, when turning to grip slipper bottom position under the shield knife rest, the guide groove of the sliding rail is just arranged downward, plays prevention
Slop wax and useless tissue enter the effect inside sliding rail.
Further, the outer circumference surface of the withdrawing body is a male and fomale(M&F), can prevent rubber sleeve.
Further, the branch set on guide groove side of the shield knife rest is provided with withdrawing body accommodation groove.
Further, when the shield knife rest is located at shield cutter position, the sliding rail covers the cutting edge setting of blade, the withdrawing body
On the outside of the one end of blade, moving withdrawing body at this time can release from blade grip slipper with cutting blade.
The utility model has the beneficial effects that
(1) it by the safeguard function of blade cutting edge and exchanges blade function for and becomes one, it is dual-purpose with tool changing to realize protection
Purpose.While sectioning security protection obtains effective guarantee, more efficient and convenient and fast tool changing operation is also provided.
(2) withdrawing body has an auto-reset function, after more allowing blade replacement, can automatically reset immediately to initial position, to avoid
Pathological section because caused by slop wax, tissue accumulation using having some setbacks and be difficult to clear up, influence to use security problems.
(3) sliding rail side offers guide groove, when normal slice, protects when turning to grip slipper bottom under knife rest, sliding rail is led
Just it is arranged downward to slot, and guide groove neutral gear is covered and covered by sliding pin, plays and slop wax and useless tissue is prevented to enter inside sliding rail
Effect.
Detailed description of the invention
Fig. 1 is the status diagram in normal slice of the utility model.
Fig. 2 is the status diagram when protecting knife or withdrawing of the utility model.
Fig. 3 be in Fig. 2 A to structural schematic diagram.
Fig. 4 is the schematic cross-sectional view of the tool retracting device of B-B direction in Fig. 3.
Specific embodiment
Combined with specific embodiments below the utility model to be further described, but the utility model is not limited to
In these specific embodiments.One skilled in the art would recognize that the utility model covers in Claims scope
All alternatives, improvement project and the equivalent scheme that may include.
Referring to Fig. 1-4, a kind of cutting edge protective device of pathologic section slicer, including shield knife rest and withdrawing are present embodiments provided
Device, the shield knife rest are the frame structure being combined by two side stands and intermediate sliding rail, the both ends of sliding rail respectively with two sides
Bracket first end portion is fixedly connected, and the second end of bracket described in two sides, which is articulated on blade grip slipper, enables shield knife rest to exist
It protects and rotates switching between cutter position and grip slipper bottom position；When the shield knife rest is located at shield cutter position, the sliding rail covers knife
The cutting edge of piece is arranged, and the withdrawing body is located at the one end outside of blade, and moving withdrawing body at this time can be with cutting blade from blade
It is released in grip slipper；When the shield knife rest is located at grip slipper bottom position, pathological section function normal slice.
Tool retracting device described in the present embodiment includes withdrawing body and resetting-mechanism, and the withdrawing body is sheathed on sliding rail and in shield knife
Withdrawing can be moved when position along sliding rail, is equipped with the resetting-mechanism for making withdrawing body automatically reset in the sliding rail.The utility model
Withdrawing body can be automatically reset after executing tool backlash movement by resetting-mechanism, be not necessarily to hand-reset, just had some setbacks there is no use,
It is difficult to the problem of clearing up.The resetting-mechanism includes the elastic component and sliding pin being installed in sliding rail, and the elastic component is set to sliding pin
First end face and sliding rail end face between, the guide post of the second end face of the sliding pin and withdrawing body connects, withdrawing body
When withdrawing, so that after the external force on withdrawing body cancels, withdrawing body leads under the action of the elastic member by sliding pin compression elastic piece
It crosses sliding pin and drives and reset.Elastic component is preferably compressed spring in the present embodiment.
Withdrawing body described in the present embodiment is hollow posts body, and inner wall is equipped with the guiding of protrusion resetted with elastic component cooperation
Portion, it is preferable that the guide part is set on withdrawing body at middle part；The outer circumference surface of the withdrawing body is a male and fomale(M&F), can prevent hand
It is sliding.The sliding rail is hollow tube structure, and periphery is equipped with guide groove of the guide part along sliding, the length of the sliding pin
Length greater than guide groove is arranged, so that the neutral gear of guide groove can just be covered and be covered by the setting of sliding pin, it is useless to play prevention
Wax and useless tissue enter the effect inside sliding rail.The guide groove is set to the another of sliding rail and blade Holding seat opposite side simultaneously
On the periphery of side, in normal slice, when turning to grip slipper bottom position under the shield knife rest, the guide groove of the sliding rail is just
It is arranged downward, plays and slop wax and useless tissue is prevented to enter the effect inside sliding rail.
The branch set on guide groove side that knife rest is protected described in the present embodiment is provided with withdrawing body accommodation groove, to avoid withdrawing body
Unnecessary interference is caused to the blade of normal use.
When the utility model is used, shield knife rest need to be turned over and cover blade when pathologic section slicer needs replacing blade 4
4,4 locking device of blade is then unclamped, it, can be by knife by the outer ring of withdrawing body 31 by withdrawing body 31 toward pushing in the middle part of sliding rail 2
Piece is released.At the same time, the guide part of withdrawing body 31 is synchronous pushes sliding pin 32 to slide and compress holddown spring 33, when 4 quilt of blade
After release, hand can decontrol withdrawing body 31, and withdrawing body 31 pushes it by sliding pin 32 under the bounce effect of holddown spring 34
Guide part, along the guide groove of sliding rail 2 immediately just by 31 automatic rollback of withdrawing body to its initial position.When normal slice, need by
5 bottom of grip slipper is turned under shield knife rest, the guide groove of sliding rail 2 is just arranged downward, and guide groove neutral gear is covered capping by sliding pin 32
Firmly, it plays and slop wax and useless tissue is prevented to enter the effect inside sliding rail 2.When non-sliced, shield knife rest is flipped up to blade 4 and is pressed from both sides
5 upper end of seat is held, shield knife rest covers in 4 cutting edge of blade and plays protective action.
Claims (10)
1. a kind of cutting edge protective device of pathologic section slicer, including shield knife rest and tool retracting device, the shield knife rest is collateral by two
The frame structure that frame and intermediate sliding rail are combined into, bracket described in two sides, which is articulated on blade grip slipper, enables shield knife rest protecting
Switch between cutter position and grip slipper bottom position, it is characterised in that: the tool retracting device includes withdrawing body and resetting-mechanism, institute
It states withdrawing body to be sheathed on sliding rail and withdrawing can be moved along sliding rail when protecting cutter position, being equipped in the sliding rail keeps withdrawing body automatically multiple
The resetting-mechanism of position.
2. a kind of cutting edge protective device of pathologic section slicer according to claim 1, it is characterised in that: the resetting-mechanism
Including the elastic component being installed in sliding rail, the elastic component is set between the end face and withdrawing body of sliding rail.
3. a kind of cutting edge protective device of pathologic section slicer according to claim 2, it is characterised in that: the withdrawing body is
Hollow posts body, inner wall are equipped with the guide part of protrusion resetted with elastic component cooperation.
4. a kind of cutting edge protective device of pathologic section slicer according to claim 3, it is characterised in that: during the sliding rail is
Blank pipe body structure, periphery are equipped with guide part along the guide groove of sliding.
5. a kind of cutting edge protective device of pathologic section slicer according to claim 4, it is characterised in that: the resetting-mechanism
It further include the sliding pin being installed in sliding rail, the elastic component is set between the first end face of sliding pin and the end face of sliding rail, the cunning
The second end face of pin and the guide post of withdrawing body connect.
6. a kind of cutting edge protective device of pathologic section slicer according to claim 5, it is characterised in that: the length of the sliding pin
Degree is greater than the length of the guide groove.
7. a kind of cutting edge protective device of pathologic section slicer according to claim 4, it is characterised in that: the guide groove is set
In on the other side periphery of sliding rail Yu blade Holding seat opposite side.
8. a kind of cutting edge protective device of pathologic section slicer described according to claim 1~one of 7, it is characterised in that: described
The outer circumference surface of withdrawing body is a male and fomale(M&F).
9. a kind of cutting edge protective device of pathologic section slicer according to claim 8, it is characterised in that: the shield knife rest
Branch set on guide groove side is provided with withdrawing body accommodation groove.
10. a kind of cutting edge protective device of pathologic section slicer according to claim 1, it is characterised in that: the shield knife rest
When positioned at shield cutter position, the sliding rail covers the cutting edge setting of blade, and the withdrawing body is located on the outside of the one end of blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821678164.XU CN209111189U (en) | 2018-10-16 | 2018-10-16 | A kind of cutting edge protective device of pathologic section slicer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821678164.XU CN209111189U (en) | 2018-10-16 | 2018-10-16 | A kind of cutting edge protective device of pathologic section slicer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209111189U true CN209111189U (en) | 2019-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821678164.XU Active CN209111189U (en) | 2018-10-16 | 2018-10-16 | A kind of cutting edge protective device of pathologic section slicer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193544A (en) * | 2020-09-18 | 2022-03-18 | 美国樱花检验仪器株式会社 | Slicer blade guard with integrated blade alignment device |
| EP4151980A1 (en) * | 2021-09-16 | 2023-03-22 | Sakura Finetek U.S.A., Inc. | Microtome blade guard with integrated blade alignment device |
-
2018
- 2018-10-16 CN CN201821678164.XU patent/CN209111189U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193544A (en) * | 2020-09-18 | 2022-03-18 | 美国樱花检验仪器株式会社 | Slicer blade guard with integrated blade alignment device |
| US11898945B2 (en) | 2020-09-18 | 2024-02-13 | Sakura Finetek U.S.A., Inc. | Microtome blade guard with integrated blade alignment device |
| EP4151980A1 (en) * | 2021-09-16 | 2023-03-22 | Sakura Finetek U.S.A., Inc. | Microtome blade guard with integrated blade alignment device |
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