CN217696873U - Disposable positioning and locking mechanism - Google Patents
Disposable positioning and locking mechanism Download PDFInfo
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- CN217696873U CN217696873U CN202220762592.0U CN202220762592U CN217696873U CN 217696873 U CN217696873 U CN 217696873U CN 202220762592 U CN202220762592 U CN 202220762592U CN 217696873 U CN217696873 U CN 217696873U
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- differential head
- positioning
- location
- locking
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Abstract
The utility model discloses a disposable location locking mechanism, this disposable location locking mechanism include differential head fixed structure subassembly and location locking structure subassembly, differential head fixed cover, differential head biography distance pole, spring, differential head closed end lid, location structure locking cap are drawn together to differential head, differential head locking cap, differential head fixed cover, differential head, location locking structure subassembly includes location slider, wedge latch segment, position sleeve, location overcoat. This locking mechanism once only fixes a position can make things convenient for, swiftly, realize the distance location of structure accurately and lock it fixedly, can be applied to the aseptic product structure of disposable, under the prerequisite that does not influence structural function, effectively realize the aseptic part of product and have the isolation of fungus part, avoid the product to have the fungus part to dismantle the in-process repeatedly and cause aseptic part to be infected by the bacterium.
Description
Technical Field
The utility model relates to the technical field of medical equipment, particularly, relate to a disposable location locking mechanism.
Background
At present, brain stereotactic operation support is diversified on the market, mainly divide into two kinds: the frame-free three-dimensional positioning device comprises a frame three-dimensional positioning support and a non-frame three-dimensional positioning support, wherein the frame three-dimensional positioning support is complex in relative operation and can cause secondary injury to a patient, and the non-frame three-dimensional positioning operation needs not to have too high cost of operation equipment, and has poor positioning accuracy.
The invention patent, application number 201910454433.7, discloses a frameless position finder for minimally invasive neurosurgery, which is used for completing frameless three-dimensional positioning in minimally invasive neurosurgery. The utility model discloses a disposable location locking mechanism is proposed to needle, can be arranged in the location of horizontal direction in the frameless locater.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a disposable location locking mechanism can overcome the above-mentioned not enough of prior art.
In order to achieve the technical purpose, the technical scheme of the utility model is that:
a disposable positioning and locking mechanism comprises a differential head fixing structure component and a positioning and locking structure component;
the differential head fixing structure component comprises a differential head, the middle part of the differential head is fixed with the right end of a differential head fixing sleeve through a differential head locking cap, the left end of the differential head is in contact with the bottom end face of a hole at the thick shaft end of a differential head distance transmission rod, a spring is arranged at the shaft shoulder of the differential head distance transmission rod, the left end of the spring is in contact with the side face of a differential head closed end cover, the right end of the differential head closed end cover is fixed with the left end of a differential head fixing sleeve through a buckle, and the left end of the differential head closed end cover is connected with a positioning structure fixing cap;
location locking structure subassembly includes the location slider, the location slider is located the position sleeve, location slider and position sleeve sliding connection, the position sleeve passes through the buckle and fixes a position the overcoat fixedly, position sleeve's upper end is opened slottedly, position sleeve's inslot is equipped with wedge latch segment, the V type terminal surface of wedge latch segment with the V type groove of location slider contacts, the wedge face and the latch segment contact of wedge latch segment, the another side and the location overcoat of latch segment are fixed, the left end and the location structure fixing base of location overcoat are fixed, the location structure fixing base with the position that the latch segment corresponds is equipped with the arch, the left end of location slider passes through the buckle and is connected with the location part, the right-hand member of location slider passes through the buckle and is connected with the thin axle end of differential head distance transmission pole.
Furthermore, two bulges are arranged on the right end face of the positioning outer sleeve and matched with a groove at one end of the micro head closed end cover.
Furthermore, the left end of location slider is equipped with the shoulder hole, the right-hand member of location slider is equipped with the buckle constant head tank.
Furthermore, the left end of location overcoat is provided with the open slot, the left end of location overcoat passes through the buckle and is fixed with location structure fixing base.
The utility model has the advantages that: the utility model discloses a disposable location locking mechanism can make things convenient for, swiftly, realize the distance location of structure accurately and lock it fixedly, can be applied to the aseptic product structure of disposable, under the prerequisite that does not influence structural function, effectively realize the aseptic part of product and have the isolation of fungus part, avoid the product to have the fungus part to dismantle the in-process repeatedly and cause aseptic part to be infected by the bacterium.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an elevational, cross-sectional view of a disposable positioning and locking mechanism according to an embodiment of the present invention;
FIG. 2 is an elevational, cross-sectional view of a micro-tip mounting structure assembly of a single use indexing locking mechanism according to an embodiment of the present invention;
FIG. 3 is a front sectional view of the positioning and locking structure assembly of the disposable positioning and locking mechanism according to an embodiment of the present invention;
FIG. 4 is a top cross-sectional view of a disposable positioning and locking mechanism according to an embodiment of the present invention;
FIG. 5 is a top sectional view of a portion of a disposable positioning and locking mechanism according to an embodiment of the present invention;
in the figure: 1. the differential head comprises a differential head, 2, a differential head locking cap, 3, a differential head fixing sleeve, 4, a differential head distance transmission rod, 5, a spring, 6, a differential head sealing end cover, 7, a positioning structure fixing cap, 8, a positioning sliding block, 9, a wedge-shaped locking block, 10, a locking block, 11, a positioning sleeve, 12, a positioning outer sleeve, 13, a positioning structure fixing seat, 14 and a positioning part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.
As shown in fig. 1-5, a disposable positioning and locking mechanism according to an embodiment of the present invention includes a differential head fixing structure assembly and a positioning and locking structure assembly;
the differential head fixing structure component comprises a differential head 1, a differential head locking cap 2, a differential head fixing sleeve 3, a differential head distance transmission rod 4, a spring 5, a differential head closed end cover 6 and a positioning structure fixing cap 7, wherein the differential head 1 is a measuring tool and is used for providing a positioning distance, the differential head 1 is fixed at one end of the differential head fixing sleeve 3 through the differential head locking cap 2, the tail end of the differential head 1 is positioned in a blind hole of the differential head distance transmission rod 4, the end face of the tail end of the differential head 1 is contacted with the bottom surface of the blind hole under the action of the spring 5, the differential head distance transmission rod 4 is positioned in a cylindrical track of the differential head fixing sleeve 3 and slides back and forth along with the differential head 1, the end of the differential head distance transmission rod 4 is fixed with one end of a positioning slide block 8 in the positioning locking structure component through a detachable buckle structure, on one hand, the other hand, the positioning slide block 8 is ensured to slide back and forth along with the differential head 1, on the other hand, the differential head fixing structure component can be smoothly detached after the positioning and locking is completed, the other end of the spring 5 is fixed through the differential head closed end cover 6, the differential head closed end cover 6 is connected with the differential head closing end cover 6, and the differential head fixing cap 3, and the positioning structure fixing sleeve is matched with the positioning structure fixing cap 7;
the horizontal positioning locking structure component comprises a positioning slide block 8, a wedge-shaped locking block 9, a locking block 10, a positioning sleeve 11 and a positioning jacket 12, wherein the positioning slide block 8 is positioned in a central track of the positioning sleeve 11 and can slide back and forth to realize the positioning function of the structure, a stepped hole is arranged in the positioning slide block 8, one end of the straight hole is provided with a buckle positioning groove, one end of the straight hole is connected with the thin shaft end of the differential head distance transmission rod 4 through a buckle, the other end of the straight hole is a stepped hole and is connected with a positioning part 14 through a buckle structure, so that the positioning size of the differential head can be transmitted to the positioning part 14, the positioning function of the whole structure is realized, a V-shaped groove is arranged at the upper end of the positioning slide block 8 and is contacted with the V-shaped surface of the wedge-shaped locking block 9, the wedge-shaped locking block 9 is horizontally fixed in an open slot on the surface of the positioning sleeve 11, the upper surface of the wedge-shaped locking block 9 is a conical surface and is matched with the conical surface of the locking block 10, the locking block 10 is positioned between the wedge-shaped locking block 9 and the positioning outer sleeve 12, the wedge-shaped locking block 9 is extruded by pushing the locking block 10, so as to play a role of extruding the positioning sliding block 8, and finally realize the locking function of the integral structure, the positioning sleeve 11 is fixed with the positioning outer sleeve 12 through a buckle structure, the thin end surface of the positioning outer sleeve 12 is provided with two bulges which can be placed in a groove at one end of the differential head closed end cover 6, the fixing and the dismounting of the positioning locking structure component are realized by rotating the positioning structure fixing cap 7, the thick end of the positioning outer sleeve 12 is provided with an open groove for fixing the positioning locking structure component on the positioning structure fixing seat 13 through the buckle structure, the positioning structure fixing seat 13 is provided with a bulge part at the position corresponding to the locking block 10 for pushing the locking block 10 to slide so as to realize the locking function of the positioning locking structure component, like this when location locking structure subassembly realizes fixed, location locking structure has also realized the function of structure locking, and after rotatory location structure locking cap 7 arrived specific position afterwards, it can to take off first fixed structure subassembly of differential.
To sum up, with the help of the above technical scheme of the utility model, can make things convenient for, swiftly, accurately realize the distance location of structure and lock it fixedly, can be applied to in the aseptic product structure of disposable, under the prerequisite that does not influence structural function, effectively realize the aseptic part of product and have the isolation of fungus part, avoid the product to have fungus part to dismantle the in-process repeatedly and cause aseptic part to be infected by the bacterium.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A disposable positioning and locking mechanism is characterized by comprising a differential head fixing structure component and a positioning and locking structure component;
the differential head fixing structure assembly comprises a differential head (1), the middle part of the differential head (1) is fixed with the right end of a differential head fixing sleeve (3) through a differential head locking cap (2), the left end of the differential head (1) is in contact with the bottom end face of a hole at the thick shaft end of a differential head distance transmission rod (4), a spring (5) is arranged at the shaft shoulder of the differential head distance transmission rod (4), the left end of the spring (5) is in contact with the side face of a differential head closed end cover (6), the right end of the differential head closed end cover (6) is fixed with the left end of the differential head fixing sleeve (3) through a buckle, and the left end of the differential head closed end cover (6) is connected with a positioning structure fixing cap (7);
the utility model discloses a positioning lock structure subassembly, including location slider (8), location slider (8) are located abutment sleeve (11), location slider (8) and abutment sleeve (11) sliding connection, abutment sleeve (11) are fixed through buckle and location overcoat (12), the upper end of abutment sleeve (11) is opened slottedly, the inslot of abutment sleeve (11) is equipped with wedge latch segment (9), the V type terminal surface of wedge latch segment (9) with the V type groove of location slider (8) contacts, the wedge face and the latch segment (10) contact of wedge latch segment (9), the another side and the location overcoat (12) of latch segment (10) are fixed, the left end and the location structure fixing base (13) of location overcoat (12) are fixed, location structure fixing base (13) with the position that latch segment (10) correspond is equipped with the arch, the left end of location slider (8) is connected with location part (14) through the buckle, the right-hand member of location slider (8) passes through the buckle and passes through the thin axle end connection of differential head distance pass through pole (4).
2. The disposable positioning and locking mechanism according to claim 1, characterized in that the right end face of the positioning sleeve (12) is provided with two protrusions which are matched with the grooves at one end of the differential head closed end cover (6).
3. The disposable positioning and locking mechanism according to claim 1, characterized in that the left end of the positioning slide block (8) is provided with a stepped hole, and the right end of the positioning slide block (8) is provided with a snap positioning groove.
4. The disposable positioning and locking mechanism as claimed in claim 1, wherein the left end of the positioning outer sleeve (12) is provided with an open slot, and the left end of the positioning outer sleeve (12) is fixed with the positioning structure fixing seat (13) through a buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220762592.0U CN217696873U (en) | 2022-04-02 | 2022-04-02 | Disposable positioning and locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220762592.0U CN217696873U (en) | 2022-04-02 | 2022-04-02 | Disposable positioning and locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217696873U true CN217696873U (en) | 2022-11-01 |
Family
ID=83791266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220762592.0U Active CN217696873U (en) | 2022-04-02 | 2022-04-02 | Disposable positioning and locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217696873U (en) |
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2022
- 2022-04-02 CN CN202220762592.0U patent/CN217696873U/en active Active
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