A stapler cartridge installation structure that is easy to disassemble and assemble

Abstract

The utility model discloses a stapler stapler installation structure which is easy to disassemble and assemble, and belongs to the field of medical technology. The utility model comprises a stapler installation frame, wherein the interior of the stapler installation frame is clamped with a stapler, and the front and rear side walls of the stapler installation frame are both connected with convenient nail magazine locking and unlocking structures, wherein the convenient nail magazine locking and unlocking structure comprises a convenient locking structure and a sliding unlocking component, and the left and right ends of the front and rear side walls of the stapler installation frame are both connected with the convenient locking structure, and the front and rear side walls of the stapler installation frame are both slidably connected with the sliding unlocking components, and when the stapler needs to be replaced, the sliding unlocking component is pushed, and the sliding unlocking component drives the convenient locking structure to unlock the convenient locking structure, so that the stapler can be taken out, and a new stapler is placed in the stapler installation frame, and the stapler is pushed and quickly locked through the convenient locking structure, thereby realizing rapid replacement of the stapler.

Description

Technical Field

[0001] The utility model belongs to the field of medical technology, and in particular relates to a stapler cartridge installation structure which is easy to disassemble and assemble. Background Art

[0002] A stapler is a medical device that is mainly used to cut various organ tissues. The stapler can staple components together through staples while cutting tissues, thereby greatly reducing component defects and bleeding. The stapler is a component on the stapler that is used to hold staples and drive the staplers to staple components together. Installing the stapler requires a specific mounting structure to stably fix the stapler.

[0003] Chinese patent CN217471998U proposes an adjustable beak structure of a laparoscopic stapler, including an end actuator, the end actuator includes a nail seat, the adjustable beak structure includes a beak, an adjusting rod, an elastic member, a camshaft and a cam, the camshaft is arranged on the nail seat, the cam is arranged on the camshaft, a plurality of positioning surfaces are arranged around the circumference of the cam, the beak is rotatably arranged at the front end of the nail seat, one end of the adjusting rod is rotatably connected to the beak, and the other end of the adjusting rod abuts against the positioning surface of the cam.

[0004] However, in the above patent, when the nail magazine needs to be replaced, since the nail magazine is connected to the nail magazine mounting frame by a clamping block, it is difficult to disassemble and assemble the nail magazine, thereby wasting time when replacing the nail magazine.

[0005] Based on this, the utility model designs a stapler staple cartridge installation structure that is easy to disassemble and assemble. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a stapler cartridge installation structure that is easy to assemble and disassemble.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A stapler cartridge installation structure that is easy to disassemble and assemble, comprising a stapler cartridge installation frame;

[0009] The interior of the nail magazine installation frame is clamped with a nail magazine;

[0010] The front and rear side walls of the nail magazine installation frame are connected with a nail magazine convenient locking and unlocking structure that can quickly lock and unlock the nail magazine, and the ends of the nail magazine convenient locking and unlocking structures close to the nail magazine are connected to the nail magazine;

[0011] The convenient locking and unlocking structure of the nail magazine includes a convenient locking structure and a sliding unlocking component. The left and right ends of the front and rear side walls of the nail magazine mounting frame are connected to the convenient locking structure, and the end of the convenient locking structure close to the nail magazine is connected to the nail magazine. The front and rear side walls of the nail magazine mounting frame are slidably connected with the sliding unlocking component, and the left and right ends of the sliding unlocking component are in contact and connected with a group of convenient locking structures.

[0012] Furthermore, the convenient locking structure includes an oblique slide slot, a vertical slot, a square slide slot, a first limiting guide slide post, a square slider, a first spring and a limiting slide rod, a left and right end of the front and rear side walls of the nail magazine mounting frame are provided with a group of vertical slots and a group of oblique slide slots, the lower end of the vertical slot is connected to the left end of the nearest oblique slide slot, and a group of square slide slots are provided on the nail magazines inside all the vertical slots, the first limiting guide slide post is fixedly connected between the inner top and the inner bottom of the square slide slot, the inside of the square slide slot is slidably connected with the square slider, the first limiting guide slide post passes through the square slider and is slidably connected to the square slider, the bottom of the square slider outside the first limiting guide slide post is fixedly connected to the bottom of the square slide slot, the first spring is fixedly connected between the side wall of the square slider away from the nail magazine, one end of the limiting slide rod away from the square slider passes through the nearest vertical slot and is slidably connected to the slide slot composed of the vertical slot and the oblique slide slot, and one end of the limiting slide rod passes through the vertical slot and is in contact with the sliding unlocking component;

[0013] Furthermore, when the limiting sliding rod is located in the vertical slot, the first spring is always in a compressed deformation state.

[0014] Furthermore, the sliding unlocking assembly includes a slide plate, a limiting slot and an anti-slip sheet. The front and rear side walls of the nail magazine mounting frame are slidably connected with a slide plate, the side wall of the middle part of the slide plate away from the nail magazine is fixedly connected with an anti-slip sheet, and a limiting slot is provided on the slide plate on the side of the limiting slide rod away from the nail magazine, and the left inner wall of the limiting slot is a slope and is slidably connected to the limiting slide rod.

[0015] Furthermore, the inclination angle of the left inner wall of the limiting slot is greater than the inclination angle of the inclined slide slot and less than 90°.

[0016] Furthermore, the left end of the nail magazine mounting frame is connected to a pressing and anti-swaying assembly for pressing and stabilizing the left end of the nail magazine, and the middle part of the pressing and anti-swaying assembly is in contact and connection with the left end of the nail magazine.

[0017] Furthermore, the pressing and anti-swaying assembly includes a second limiting guide slide column, a flat pressure plate, an inclined guide plate and a second spring. Several groups of second limiting guide slide columns are fixedly connected between the top and the inner bottom of the nail magazine mounting frame on the front and rear sides of the left end of the nail magazine. The second limiting guide slide columns all pass through the flat pressure plate and are slidably connected to the flat pressure plate. The bottom of the flat pressure plate is in contact with the left end of the nail magazine. The right end of the flat pressure plate is fixedly connected with an inclined guide plate, and the inclined guide plate is in contact with the left end of the nail magazine. A second spring is fixedly connected between the top of the flat pressure plate outside the second limiting guide slide column and the top of the nail magazine mounting frame.

[0018] Furthermore, when the limiting sliding rod is located at the opening position of the left end of the inclined sliding groove, the left end of the nail magazine is located on the right side of the inclined guide plate.

[0019] The utility model has the following technical effects:

[0020] When the nail magazine needs to be installed, the nail magazine is placed inside the nail magazine installation frame and all the limit slide bars are located in the right end openings of the nearest inclined slide slots. At this time, the nail magazine is pushed to the left, and the nail magazine drives the limit slide bar to move to the left through the first limit guide slide post and the square slide block, so that the limit slide bar moves to the left and moves downward under the limit of the inclined slide slot, and the limit slide bar drives the square slide bar to move downward under the limit guide of the first limit guide slide post and the square slide slot. At this time, the square slide bar squeezes the first spring downward to cause the first spring to compress and deform. When the limit slide bar moves to the lower end of the vertical slot, the first spring drives the square slide bar and the limit slide bar to move upward under the action of the restoring force of the first spring. When the limit slide bar moves to the uppermost end of the vertical slot, the nail magazine is locked, thereby realizing quick and convenient locking and installation of the nail magazine, and because when the limit slide bar is located in the vertical slot When the first spring is in the state of compression deformation, the first spring is always in the state of compression deformation, so that the restoring force of the first spring always squeezes the nail magazine downward, thereby making the installation of the nail magazine more stable. When the nail magazine needs to be removed, the two sets of anti-skid sheets are pinched with fingers and the anti-skid sheets are pulled to the right, and the anti-skid sheets drive the slide plate to move to the right, and the slide plate drives the limiting slot to move to the right. When the left inner wall of the limiting slot moves to contact the limiting slide bar, the limiting slot squeezes the limiting slide bar and drives the limiting slide bar to move downward. When the limiting slide bar moves to the left end of the oblique slide groove, the left inner wall of the limiting slot continues to squeeze the limiting slide bar and moves to the right under the limiting guide of the oblique slide groove while moving upward. When the limiting slide bar moves out of the oblique slide groove, the nail magazine is unlocked, and the nail magazine can be taken out at this time, realizing simple and fast disassembly of the nail magazine, which is convenient for the disassembly of the nail magazine, thereby enabling the nail magazine to be quickly replaced when the nail magazine needs to be replaced, saving time.

[0021] When the nail magazine is installed, the nail magazine is placed inside the nail magazine installation frame and pushed to the left until the left end of the nail magazine contacts the inclined guide plate. At this time, the nail magazine pushes the inclined guide plate to move upward, and the inclined guide plate drives the flat pressure plate to move upward under the limiting guide of the second limiting guide sliding column. At this time, the flat pressure plate squeezes the second spring to cause the second spring to compress and deform, so that the restoring force of the second spring presses the flat pressure plate downward, and the flat pressure plate squeezes the nail magazine downward, so that the installation of the nail magazine is more stable, and the nail magazine will not shake up and down. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 The utility model is a three-dimensional structure of a stapler stapler installation structure that is easy to disassemble and assemble. Figure 1 ;

[0024] Figure 2 It is a front view of a stapler cartridge installation structure that is easy to disassemble and assemble according to the utility model;

[0025] Figure 3 It is a left view of a stapler cartridge installation structure that is easy to disassemble and assemble according to the utility model;

[0026] Figure 4 The utility model is a three-dimensional structure of a stapler stapler installation structure that is easy to disassemble and assemble. Figure 2 ;

[0027] Figure 5 For along Figure 3 AA direction cross-sectional view.

[0028] In the accompanying drawings: 1. Nail magazine mounting frame 2. Nail magazine 3. Nail magazine convenient locking and unlocking structure 31. Convenient locking structure 311. Oblique slide groove 312. Vertical slot 313. Square slide groove 314. First limiting guide slide column 315. Square slider 316. First spring 317. Limiting slide bar 32. Sliding unlocking assembly 321. Slide plate 322. Limiting notch 323. Anti-slip sheet 4. Pressing anti-sway assembly 41. Second limiting guide slide column 42. Flat pressure plate 43. Oblique guide plate 44. Second spring. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] The utility model is further described below in conjunction with embodiments.

[0031] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0032] In some embodiments, please refer to the attached instructions. Figure 1-5 , a stapler cartridge installation structure that is easy to disassemble and assemble, comprising a staple cartridge installation frame 1;

[0033] The nail magazine 2 is clamped inside the nail magazine installation frame 1;

[0034] The front and rear side walls of the nail magazine installation frame 1 are connected with a nail magazine convenient locking and unlocking structure 3 that can quickly lock and unlock the nail magazine 2, and one end of the nail magazine convenient locking and unlocking structure 3 close to the nail magazine 2 is connected to the nail magazine 2;

[0035] The left end of the nail magazine installation frame 1 is connected with a pressing anti-sway component 4 for pressing and stabilizing the left end of the nail magazine 2, and the middle part of the pressing anti-sway component 4 is in contact with the left end of the nail magazine 2;

[0036] The convenient locking and unlocking structure 3 of the nail magazine comprises a convenient locking structure 31 and a sliding unlocking assembly 32. The left and right ends of the front and rear side walls of the nail magazine mounting frame 1 are connected with the convenient locking structure 31. One end of the convenient locking structure 31 close to the nail magazine 2 is connected to the nail magazine 2. The front and rear side walls of the nail magazine mounting frame 1 are slidably connected with the sliding unlocking assembly 32. The left and right ends of the sliding unlocking assembly 32 are in contact and connected with a set of convenient locking structures 31.

[0037] The convenient locking structure 31 includes an oblique slide groove 311, a vertical slot 312, a square slide groove 313, a first limiting guide slide column 314, a square slider 315, a first spring 316 and a limiting slide rod 317. A group of vertical slots 312 and a group of oblique slide grooves 311 are provided at the left and right ends of the front and rear side walls of the nail magazine mounting frame 1. The lower end of the vertical slot 312 is connected to the left end of the nearest oblique slide groove 311. A group of square slide grooves 313 are provided on the nail magazine 2 inside all the vertical slots 312. The first limiting guide slide column 314 is fixedly connected between the inner top and the inner bottom of the square slide groove 313. The inside of the square slide groove 313 is slidably connected to the square The first limiting guide slide post 314 passes through the square slide post 315 and is slidably connected to the square slide post 315. A first spring 316 is fixedly connected between the bottom of the square slide post 315 outside the first limiting guide slide post 314 and the bottom of the square slide groove 313. The side wall of the square slide post 315 away from the nail magazine 2 is fixedly connected to a limiting slide rod 317. One end of the limiting slide rod 317 away from the square slide slide 315 passes through the nearest vertical card slot 312 and is slidably connected to the slide groove composed of the vertical card slot 312 and the oblique slide groove 311. One end of the limiting slide rod 317 passes through the vertical card slot 312 and is in contact with the sliding unlocking component 32;

[0038] Preferably, when the limiting slide bar 317 is located in the vertical slot 312, the first spring 316 is always in a compressed deformation state;

[0039] The sliding unlocking assembly 32 includes a slide plate 321, a limiting notch 322 and an anti-slip sheet 323. The slide plates 321 are slidably connected to the front and rear side walls of the nail magazine mounting frame 1. The anti-slip sheet 323 is fixedly connected to the side wall of the middle part of the slide plate 321 away from the nail magazine 2. The slide plate 321 on the side of the limiting slide bar 317 away from the nail magazine 2 is provided with a limiting notch 322. The left inner wall of the limiting notch 322 is an inclined surface and is slidably connected to the limiting slide bar 317.

[0040] Preferably, the inclination angle of the left inner wall of the limiting notch 322 is greater than the inclination angle of the inclined slide groove 311 and less than 90°;

[0041] When the nail magazine 2 needs to be installed, the nail magazine 2 is placed inside the nail magazine installation frame 1 and all the limiting slide bars 317 are located in the right end opening of the nearest inclined slide groove 311. At this time, the nail magazine 2 is pushed to the left, and the nail magazine 2 drives the limiting slide bar 317 to move to the left through the first limiting guide slide column 314 and the square slide block 315, so that the limiting slide bar 317 moves to the left and moves downward at the same time under the limit of the inclined slide groove 311, and the limiting slide bar 317 drives the square slide block 315 to move to the left at the limit of the first limiting guide slide column 314 and the square slide groove 313. The first spring 316 is pressed downwardly by the square slider 315 to compress the first spring 316, and the first spring 316 is compressed and deformed. When the limiting slide bar 317 moves to the lower end of the vertical slot 312, the first spring 316 drives the square slider 315 and the limiting slide bar 317 to move upwardly under the action of the restoring force of the first spring 316. When the limiting slide bar 317 moves to the uppermost end of the vertical slot 312, the nail magazine 2 is locked, thereby realizing a quick and convenient locking installation of the nail magazine 2. When the nail magazine 2 is in the inner part of the first spring 316, the first spring 316 is always in a compressed deformation state, so that the restoring force of the first spring 316 always presses the nail magazine 2 downward, so that the installation of the nail magazine 2 is more stable. When the nail magazine 2 needs to be removed, the two sets of anti-skid sheets 323 are pinched with fingers and the anti-skid sheets 323 are pulled to the right. The anti-skid sheets 323 drive the slide plate 321 to move to the right, and the slide plate 321 drives the limiting slot 322 to move to the right. When the left inner wall of the limiting slot 322 moves to contact the limiting slide bar 317, the limiting slot 322 squeezes the limiting slide bar 317 and The limit slide bar 317 is driven to move downward. When the limit slide bar 317 moves to the left end of the inclined slide groove 311, the left inner wall of the limit slot 322 continues to squeeze the limit slide bar 317 to move rightward and upward under the limiting guide of the inclined slide groove 311. When the limit slide bar 317 moves out of the inclined slide groove 311, the nail magazine 2 is unlocked and the nail magazine 2 can be taken out at this time, thereby realizing simple and quick disassembly of the nail magazine 2, facilitating the disassembly of the nail magazine 2, so that the nail magazine 2 can be quickly replaced when the nail magazine 2 needs to be replaced, saving time.

[0042] The pressing anti-sway assembly 4 includes a second limiting guide slide post 41, a flat pressure plate 42, an inclined guide plate 43 and a second spring 44. A plurality of groups of second limiting guide slide posts 41 are fixedly connected between the top and the bottom of the nail magazine mounting frame 1 on both sides of the left end of the nail magazine 2. The second limiting guide slide posts 41 all pass through the flat pressure plate 42 and are slidably connected to the flat pressure plate 42. The bottom of the flat pressure plate 42 is in contact with the left end of the nail magazine 2. The right end of the flat pressure plate 42 is fixedly connected with an inclined guide plate 43. The inclined guide plate 43 is in contact with the left end of the nail magazine 2. A second spring 44 is fixedly connected between the top of the flat pressure plate 42 outside the second limiting guide slide post 41 and the top of the nail magazine mounting frame 1.

[0043] When the limiting slide bar 317 is located at the left end opening position of the inclined slide slot 311, the left end of the nail magazine 2 is located on the right side of the inclined guide plate 43;

[0044] When installing the nail magazine 2, the nail magazine 2 is placed inside the nail magazine installation frame 1 and pushed to the left until the left end of the nail magazine 2 contacts the inclined guide plate 43. At this time, the nail magazine 2 pushes the inclined guide plate 43 to move upward, and the inclined guide plate 43 drives the flat pressure plate 42 to move upward under the limiting guide of the second limiting guide slide column 41. At this time, the flat pressure plate 42 squeezes the second spring 44 to cause the second spring 44 to be compressed and deformed, so that the restoring force of the second spring 44 squeezes the flat pressure plate 42 downward, and the flat pressure plate 42 squeezes the nail magazine 2 downward, so that the installation of the nail magazine 2 is more stable, and the nail magazine 2 will not shake up and down.

[0045] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A stapler cartridge installation structure that is easy to assemble and disassemble, comprising a stapler cartridge installation frame (1), characterized in that: A nail magazine (2) is clamped inside the nail magazine installation frame (1); The front and rear side walls of the nail magazine installation frame (1) are both connected with a nail magazine convenient locking and unlocking structure (3) capable of quickly locking and unlocking the nail magazine (2), and one end of the nail magazine convenient locking and unlocking structure (3) close to the nail magazine (2) is connected to the nail magazine (2); The nail magazine convenient locking and unlocking structure (3) comprises a convenient locking structure (31) and a sliding unlocking assembly (32); the left and right ends of the front and rear side walls of the nail magazine installation frame (1) are connected to the convenient locking structure (31); one end of the convenient locking structure (31) close to the nail magazine (2) is connected to the nail magazine (2); the front and rear side walls of the nail magazine installation frame (1) are slidably connected to the sliding unlocking assembly (32); the left and right ends of the sliding unlocking assembly (32) are in contact with a set of convenient locking structures (31).

2. The stapler cartridge installation structure for easy assembly and disassembly according to claim 1, characterized in that: The convenient locking structure (31) comprises an oblique slide groove (311), a vertical slot (312), a square slide groove (313), a first limiting guide slide column (314), a square slider (315), a first spring (316) and a limiting slide bar (317). A group of vertical slots (312) and a group of oblique slide grooves (311) are provided at both ends of the front and rear side walls of the nail magazine installation frame (1). The lower end of the vertical slot (312) is connected to the left end of the nearest oblique slide groove (311). A group of square slide grooves (313) are provided on the nail magazine (2) inside all the vertical slots (312). The first limiting guide slide column (314) is fixedly connected between the inner top and the inner bottom of the square slide groove (313). The inside of the square slide groove (313) is slidably connected to A square slider (315), a first limiting guide slide post (314) passes through the square slider (315) and is slidably connected to the square slider (315), a first spring (316) is fixedly connected between the bottom of the square slider (315) outside the first limiting guide slide post (314) and the bottom of the square slide groove (313), a limiting slide rod (317) is fixedly connected to the side wall of the square slider (315) away from the nail magazine (2), one end of the limiting slide rod (317) away from the square slider (315) passes through the nearest vertical card slot (312) and is slidably connected to a slide groove composed of the vertical card slot (312) and the oblique slide groove (311), and one end of the limiting slide rod (317) passes through the vertical card slot (312) and is in contact with the sliding unlocking component (32).

3. The stapler cartridge installation structure for easy assembly and disassembly according to claim 2, characterized in that: When the limiting sliding rod (317) is located in the vertical slot (312), the first spring (316) is always in a compressed deformation state.

4. The stapler cartridge installation structure for easy assembly and disassembly according to claim 3, characterized in that: The sliding unlocking assembly (32) comprises a slide plate (321), a limiting notch (322) and an anti-slip sheet (323); the front and rear side walls of the nail magazine mounting frame (1) are slidably connected with the slide plate (321); the side wall of the middle part of the slide plate (321) away from the nail magazine (2) is fixedly connected with the anti-slip sheet (323); the slide plate (321) on the side of the limiting slide bar (317) away from the nail magazine (2) is provided with a limiting notch (322); the left inner wall of the limiting notch (322) is an inclined surface and is slidably connected to the limiting slide bar (317).

5. The stapler cartridge installation structure for easy assembly and disassembly according to claim 4, characterized in that: The inclination angle of the left inner wall of the limiting notch (322) is greater than the inclination angle of the inclined slide groove (311) and less than 90°.

6. The stapler cartridge installation structure for an easy-to-disassemble stapler according to claim 5, characterized in that: The left end of the nail magazine installation frame (1) is connected to a pressing and anti-swaying assembly (4) for pressing and stabilizing the left end of the nail magazine (2), and the middle part of the pressing and anti-swaying assembly (4) is in contact with and connected to the left end of the nail magazine (2).

7. The stapler cartridge installation structure for easy assembly and disassembly according to claim 6, characterized in that: The pressing anti-sway component (4) comprises a second limiting guide slide column (41), a flat pressure plate (42), an inclined guide plate (43) and a second spring (44). A plurality of groups of second limiting guide slide columns (41) are fixedly connected between the top and bottom of the nail magazine mounting frame (1) at the front and rear sides of the left end of the nail magazine (2). The second limiting guide slide columns (41) pass through the flat pressure plate (42) and are slidably connected to the flat pressure plate (42). The bottom of the flat pressure plate (42) is in contact with the left end of the nail magazine (2). The right end of the flat pressure plate (42) is fixedly connected with the inclined guide plate (43). The inclined guide plate (43) is in contact with the left end of the nail magazine (2). A second spring (44) is fixedly connected between the top of the flat pressure plate (42) outside the second limiting guide slide column (41) and the top of the nail magazine mounting frame (1).

8. The stapler cartridge installation structure for an easy-to-disassemble stapler according to claim 7, characterized in that: When the limiting sliding rod (317) is located at the left end opening position of the inclined sliding groove (311), the left end of the nail magazine (2) is located on the right side of the inclined guide plate (43).

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