CN213310135U

CN213310135U - Hook knife with good protection effect

Info

Publication number: CN213310135U
Application number: CN202021799939.6U
Authority: CN
Inventors: 刘洪余; 顾海风; 刘洪岩; 徐鑫; 李军; 朱旭
Original assignee: Huaian Aofu Surgical Instruments Co ltd
Current assignee: Huaian Aofu Surgical Instruments Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-01
Anticipated expiration: 2030-08-26

Abstract

The utility model provides a collude sword that protecting effect is good relates to collude sword technical field, including bush-hook body and protector, the fixed surface of bush-hook body is connected with the connecting rod, the one end fixedly connected with connecting seat of bush-hook body is kept away from to the connecting rod, the one end threaded connection who keeps away from the connecting rod of connecting seat has the telescopic link, the draw-in groove has been seted up to the lateral wall of connecting rod, and the inside block of draw-in groove has the sawtooth, the surface of connecting rod is provided with protector, protector includes the connecting plate, the surface and the connecting rod fixed connection of connecting plate, the holding tank has been seted up to the one end that the connecting plate is close to the sawtooth, and. The utility model discloses, through setting up protector, avoided the sawtooth to expose in the outside and draw the risk of hindering the people when not using, solved traditional bush-hook sawtooth and all exposed in the outside, do not carry out any protection, when not using, the easy fish tail of sharp sawtooth is human, causes the problem of potential safety hazard.

Description

Hook knife with good protection effect

Technical Field

The utility model relates to a collude sword technical field, especially relate to a collude sword that protecting effect is good.

Background

The hook knife is a cutting tool, is similar to the bent agricultural implement of hook in shape, often is used for pruning the branch around the roadside electric wire to avoid the workman to climb to the tree and prune the branch, alleviate workman's working strength.

The mode that generally uses bush-hook and sawtooth to combine together cuts patient's tissue when medical operation, but traditional bush-hook sawtooth all exposes in the outside, does not carry out any protection, and when not using, the human body is scratched easily to sharp sawtooth, causes the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hooking knife with good protection effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a hook cutter with good protection effect comprises a hook cutter body and a protection device, wherein the surface of the hook cutter body is fixedly connected with a connecting rod, one end of the connecting rod, far away from the hook cutter body, is fixedly connected with a connecting seat, one end of the connecting seat, far away from the connecting rod, is in threaded connection with a telescopic rod, the side wall of the connecting rod is provided with a clamping groove, sawteeth are clamped inside the clamping groove, the surface of the connecting rod is provided with the protection device, the protection device comprises a connecting plate, the surface of the connecting plate is fixedly connected with the connecting rod, one end, close to the sawteeth, of the connecting plate is provided with a containing groove, a movable plate is in sliding connection with the inside of the containing groove, one end, close to the sawteeth, of the movable plate is rotatably connected with a protection plate, the surface, the surface of the moving plate is fixedly connected with a square block, the surface of the connecting plate, which is opposite to the square block, is provided with a long hole, one end, far away from the moving plate, of the square block penetrates through the long hole, and the surface of the square block is in sliding connection with the long hole.

Preferably, the protection plate is rotatably connected with the moving plate through a connecting shaft, a torsion spring is sleeved on the surface of the connecting shaft, and two ends of the torsion spring are fixedly connected with the moving plate and the protection plate respectively.

Preferably, the surface of the clamping block is provided with a slot, and the size of the slot is matched with that of the clamping block.

Preferably, one end of the insertion block close to the fixing plate is fixedly connected with a third spring, and one end of the third spring far away from the insertion block is fixedly connected with the fixing plate.

Preferably, one side that the connecting plate was kept away from to the connecting rod is provided with dismounting device, dismounting device includes the slide bar, the connecting rod is kept away from one side of connecting plate and has been seted up the spout, and the inside and the slide bar sliding connection of spout, the slide bar is close to one side of spout and has seted up three round hole, and the inside sliding connection of round hole has the lug, the first spring of top fixedly connected with of lug, the one end and the slide bar fixed connection of lug are kept away from to first spring, the one end fixedly connected with second spring of slide bar, the one end and the spout fixed connection of slide bar are kept away from to the second spring.

Preferably, round holes are formed in the surfaces of the connecting rod and the saw teeth, the round holes in the surfaces of the connecting rod and the saw teeth are matched with each other in position, and the size of each round hole is matched with the size of each bump.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through arranging the protective device, when the bush-hook is not used, the inserted block is firstly slid to separate the inserted block from the clamping block, then the square block is pushed to drive the movable plate to slide in the long groove of the connecting plate, after the movable plate slides out, the protection plate rotates under the action of the torsional spring, thereby the sawtooth is protected in the protection plate, then the inserted block is loosened, under the action of the third spring, the inserted block and the clamping block are mutually clamped to fix the square block, thereby the movable plate and the protection plate are fixed, the risk that the sawtooth is exposed outside to scratch people when not used is avoided, when in use, the inserted block is pulled open to separate the inserted block from the clamping block, the square block is moved to drive the movable plate to move, the protection plate can rotate after contacting the sawtooth, until the movable plate is completely retracted into the inside of the connecting plate, the inserted block is loosened, the inserted block and the clamping block are mutually matched under the action, therefore, the movable plate cannot move out, and the problems that the sawteeth of the traditional bush-hook cutter are exposed outside and are not protected at all, and when the movable plate is not used, the sharp sawteeth scratch the human body easily, and potential safety hazards are caused are solved.

2. The utility model discloses in, through setting up dismounting device, the sawtooth is under the condition of long-term use, need change, slide bar slides this moment, make the slide bar slide in the inside of spout, the removal of slide bar can make the lug remove, thereby make the lug break away from the round hole on sawtooth and connecting rod surface, the sawtooth has not had the restriction of lug just can take out this moment, in the time of the installation, align the round hole of sawtooth and the round hole of connecting rod, then slide bar, when lug in the slide bar reachs the round hole, can stretch the inside of round hole under the effect of first spring, thereby fix sawtooth and connecting rod, the effect of second spring makes the slide bar fix all the time in a position, can not take place to remove, thereby make the lug be in the inside of round hole all the time, fix the saw chi.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a hook knife with a good protection effect provided by the present invention;

fig. 2 is a schematic view of a dismounting device of a hook knife with good protection effect provided by the utility model;

fig. 3 is a schematic view of a protection device of a hook knife with good protection effect provided by the utility model;

fig. 4 is the explosion diagram of fig. 3 of the utility model provides a hooking knife with good protection effect.

Illustration of the drawings: 1. a hook cutter body; 2. a connecting seat; 3. a telescopic rod; 4. saw teeth; 5. a connecting rod; 6. disassembling the device; 61. a slide bar; 62. a first spring; 63. a bump; 64. a second spring; 7. a guard; 71. a connecting plate; 72. a clamping block; 73. a fixing plate; 74. inserting a block; 75. a third spring; 76. a square block; 77. moving the plate; 78. and (4) a protective plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-4, the utility model provides a collude sword that protecting effect is good, including bush-hook body 1 and protector 7, the fixed surface of bush-hook body 1 is connected with connecting rod 5, and the one end fixedly connected with connecting seat 2 of bush-hook body 1 is kept away from to connecting rod 5, and the one end threaded connection who keeps away from connecting rod 5 of connecting seat 2 has telescopic link 3, and the draw-in groove has been seted up to the lateral wall of connecting rod 5, and the inside block of draw-in groove has sawtooth 4.

The specific arrangement and function of the guard 7 and the dismounting device 6 will be described in detail below.

As shown in fig. 3 and 4, the surface of the connecting rod 5 is provided with the protector 7, the protector 7 includes a connecting plate 71, the surface of the connecting plate 71 is fixedly connected with the connecting rod 5, one end of the connecting plate 71 close to the saw teeth 4 is provided with an accommodating groove, the inside of the accommodating groove is slidably connected with a moving plate 77, one end of the moving plate 77 close to the saw teeth 4 is rotatably connected with a protection plate 78, the surface of the connecting plate 71 is fixedly connected with a fixing plate 73 and a clamping block 72, the surface of the connecting plate 71 is slidably connected with an inserting block 74, the inserting block 74 is positioned between the fixing plate 73 and the clamping block 72, the surface of the moving plate 77 is fixedly connected with a block 76, the connecting plate 71 is provided with a long hole relative to the surface of the block 76, one end of the block 76 far from the moving plate 77 penetrates through the, and the both ends of torsional spring respectively with moving plate 77, guard plate 78 fixed connection, the slot has been seted up on the surface of fixture block 72, and the size of slot and inserted block 74 looks adaptation, the one end fixedly connected with third spring 75 that inserted block 74 is close to fixed plate 73, the one end and the fixed plate 73 fixed connection of inserted block 74 are kept away from to third spring 75.

The whole protection device 7 achieves the effect that by arranging the protection device 7, when a hook knife is not used, firstly, the inserting block 74 is slid to enable the inserting block 74 to be separated from the clamping block 72, then the block 76 is pushed to enable the block 76 to drive the moving plate 77 to slide in the long groove of the connecting plate 71, after the moving plate 77 slides out, the protection plate 78 rotates under the action of the torsion spring, so that the saw teeth 4 are protected in the protection plate 78, then the inserting block 74 is loosened, under the action of the third spring 75, the inserting block 74 and the clamping block 72 are mutually clamped to fix the block 76, so that the moving plate 77 and the protection plate 78 are fixed, the risk that the saw teeth 4 are exposed outside to scratch people is avoided, when the hook knife is used, the inserting block 74 is pulled away from the clamping block 72, the block 76 is moved, the moving plate 77 is driven by the block 76 to move, the protection plate 78 rotates after touching the saw teeth 4, until the moving plate 77 is completely retracted into the connecting plate 71, the inserting block 74 is loosened, and the inserting block 74 and the clamping block 72 are matched with each other under the action of the third spring 75, so that the moving plate 77 cannot move out, and the problems that the traditional bush-hook sawtooth 4 is exposed outside, no protection is performed, and when the bush-hook is not used, the sharp sawtooth 4 easily scratches a human body, so that potential safety hazards are caused are solved.

As shown in fig. 1 and 2, a detaching device 6 is disposed on one side of the connecting rod 5 far from the connecting plate 71, the detaching device 6 includes a sliding rod 61, a sliding groove is disposed on one side of the connecting rod 5 far from the connecting plate 71, the inside of the sliding groove is connected with the sliding rod 61 in a sliding manner, three round holes are disposed on one side of the sliding rod 61 close to the sliding groove, a protruding block 63 is connected with the inside of the round hole in a sliding manner, a first spring 62 is fixedly connected with the top of the protruding block 63, one end of the first spring 62 far from the protruding block 63 is fixedly connected with the sliding rod 61, a second spring 64 is fixedly connected with one end of the sliding rod 61, one end of the second spring 64 far from the sliding groove, round holes are disposed on the surface of the connecting rod 5 and the surface of the saw teeth 4, the positions of the round.

The effect that its whole dismounting device 6 reaches does, through setting up dismounting device 6, sawtooth 4 is under the condition of long-term use, need to be changed, slide bar 61 this moment, make slide bar 61 slide in the inside of spout, slide bar 61's removal can make lug 63 remove, thereby make lug 63 break away from the round hole on sawtooth 4 and connecting rod 5 surface, sawtooth 4 has not had the restriction of lug 63 and just can take out this moment, in the time of the installation, align the round hole of sawtooth 4 and the round hole of connecting rod 5, then slide bar 61 slides, when lug 63 in the slide bar 61 reachs the round hole, can stretch the inside of round hole under first spring 62's effect, thereby fix sawtooth 4 and connecting rod 5, the effect of second spring 64 makes slide bar 61 fix a position all the time, can not take place to remove, thereby make lug 63 be in the inside of round hole all the time, fix the saw chi.

The integral working principle is that by arranging the protective device 7, when the hook knife is not used, firstly, the inserting block 74 is slid to separate the inserting block 74 from the clamping block 72, then the block 76 is pushed to enable the block 76 to drive the moving plate 77 to slide in the long groove of the connecting plate 71, after the moving plate 77 slides out, the protective plate 78 rotates under the action of the torsion spring, so that the saw teeth 4 are protected in the protective plate 78, then the inserting block 74 is loosened, under the action of the third spring 75, the inserting block 74 and the clamping block 72 are mutually clamped to fix the block 76, so that the moving plate 77 and the protective plate 78 are fixed, the risk that the saw teeth 4 are exposed outside to scratch people is avoided, when the hook knife is not used, the inserting block 74 is pulled to separate the moving plate 74 from the clamping block 72, the block 76 is moved, the block 76 drives the block 77 to move, the protective plate 78 rotates after touching the saw teeth 4, until the moving plate 77 is completely retracted into the connecting plate 71, the inserting block 74 is loosened, the inserting block 74 and the clamping block 72 are matched with each other under the action of the third spring 75, so that the moving plate 77 cannot move out, the problem that the traditional bush-hook saw teeth 4 are exposed outside and are not protected at all, when the traditional bush-hook saw teeth are not used, the sharp saw teeth 4 are easy to scratch a human body and cause potential safety hazards is solved, through the arrangement of the dismounting device 6, the saw teeth 4 need to be replaced under the condition of long-term use, at the moment, the sliding rod 61 slides in the sliding groove, the sliding rod 61 can move the lug 63 through the movement of the sliding rod 61, so that the lug 63 is separated from the circular holes on the surfaces of the saw teeth 4 and the connecting rod 5, at the moment, the saw teeth 4 can be taken out without the limitation of the lug 63, when the circular holes of the saw teeth 4 are aligned with the circular holes of the connecting rod, the first spring 62 can extend into the round hole to fix the saw teeth 4 and the connecting rod 5, and the second spring 64 can fix the sliding rod 61 at one position without moving, so that the lug 63 is always in the round hole to fix the saw blade.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a collude sword that protecting effect is good, includes bush-hook body (1) and protector (7), its characterized in that: the surface of the bush-hook cutter body (1) is fixedly connected with a connecting rod (5), one end, far away from the bush-hook cutter body (1), of the connecting rod (5) is fixedly connected with a connecting seat (2), one end, far away from the connecting rod (5), of the connecting seat (2) is in threaded connection with a telescopic rod (3), the side wall of the connecting rod (5) is provided with a clamping groove, sawteeth (4) are clamped inside the clamping groove, the surface of the connecting rod (5) is provided with a protection device (7), the protection device (7) comprises a connecting plate (71), the surface of the connecting plate (71) is fixedly connected with the connecting rod (5), one end, close to the sawteeth (4), of the connecting plate (71) is provided with an accommodating groove, a moving plate (77) is connected with the inner sliding of the accommodating groove, one end, close to the sawteeth (4), of the moving plate (77) is rotatably, the surface of the connecting plate (71) is connected with an inserting block (74) in a sliding mode, the inserting block (74) is located between the fixing plate (73) and the clamping block (72), the surface of the moving plate (77) is fixedly connected with a square block (76), the connecting plate (71) is provided with a long hole relative to the surface of the square block (76), one end, far away from the moving plate (77), of the square block (76) penetrates through the long hole, and the surface of the square block (76) is connected with the long hole in a sliding mode.

2. The hooking knife with good protection effect as claimed in claim 1, wherein: the protection plate (78) is rotatably connected with the moving plate (77) through a connecting shaft, a torsion spring is sleeved on the surface of the connecting shaft, and two ends of the torsion spring are fixedly connected with the moving plate (77) and the protection plate (78) respectively.

3. The hooking knife with good protection effect as claimed in claim 1, wherein: the surface of the clamping block (72) is provided with a slot, and the size of the slot is matched with that of the clamping block (74).

4. The hooking knife with good protection effect as claimed in claim 1, wherein: one end of the inserting block (74) close to the fixing plate (73) is fixedly connected with a third spring (75), and one end, far away from the inserting block (74), of the third spring (75) is fixedly connected with the fixing plate (73).

5. The hooking knife with good protection effect as claimed in claim 1, wherein: one side that connecting rod (5) kept away from connecting plate (71) is provided with dismounting device (6), dismounting device (6) include slide bar (61), the spout has been seted up to one side that connecting rod (5) were kept away from connecting plate (71), and the inside and slide bar (61) sliding connection of spout, three round hole has been seted up to one side that slide bar (61) are close to the spout, and the inside sliding connection of round hole has lug (63), the first spring (62) of top fixedly connected with of lug (63), the one end and slide bar (61) fixed connection of lug (63) are kept away from in first spring (62), the one end fixedly connected with second spring (64) of slide bar (61), the one end and the spout fixed connection of slide bar (61) are kept away from in second spring (64).

6. The hooking knife with good protection effect as claimed in claim 1, wherein: round holes are formed in the surfaces of the connecting rods (5) and the surfaces of the sawteeth (4), the round holes in the surfaces of the connecting rods (5) are matched with the round holes in the surfaces of the sawteeth (4), and the sizes of the round holes are matched with the sizes of the convex blocks (63).