CN215503802U - Quick cutting device of medical gauze - Google Patents

Abstract

The utility model discloses a quick cutting device for medical gauze, which relates to the field of medical instruments and comprises a shell, wherein a rotating block is arranged at the middle position of one end inside the shell through a rotating shaft, a fixing structure is arranged inside the rotating block, a plurality of fixing rods are arranged at one end of the outer wall of the rotating block, a non-return structure is arranged at one end inside the shell, a cover is arranged at one end of the shell, a through groove penetrates through the outer wall of the shell, and cutting structures are arranged at the front end and the rear end of the outer wall of the shell. The fixed rod is blocked by the blocking piece in a unidirectional mode, so that the rotating block can rotate only in a unidirectional mode, gauze cannot easily return to the inner portion of the shell, the gauze can be taken out and used quickly, and the problem of free end retraction is solved.

Description

Quick cutting device of medical gauze

Technical Field

The utility model relates to the field of medical instruments, in particular to a quick cutting device for medical gauze.

Background

When medical personnel rescues a patient, in order to protect a wound from infection, gauze is generally used for wrapping, the gauze required to be used is different in length each time according to different sizes of the wound, the gauze is manually torn off, the efficiency is low, the effect is not good, and therefore a corresponding gauze cutting device needs to be used for assisting in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick cutting device for medical gauze, which solves the problem that a gauze head proposed in the background technology is easy to return to the inside of the device.

In order to achieve the purpose, the utility model provides the following technical scheme: a medical gauze rapid cutting device comprises a shell, a cutting structure capable of preventing a blade from being accidentally injured, a fixing structure capable of rapidly fixing a gauze sleeve and a non-return structure capable of retracting the head of a gauze into the device;

a rotating block is arranged in the middle of one end of the inner part of the shell through a rotating shaft, and the fixed structure is arranged in the rotating block;

a plurality of fixing rods are mounted at one end of the outer wall of the rotating block, and the non-return structure is arranged at one end inside the shell;

the lid is installed to the one end of shell, and the outer wall of shell runs through there is logical groove, cutting structure sets up both ends around the shell outer wall.

Preferably, the non-return structure includes the mounting box, the mounting box is evenly installed in the inside one end of shell, and two second reset springs are all installed to the inside one end of mounting box, the movable plate is installed to the one end of second reset spring, and the one end of movable plate all installs and supports the dog, the one end that supports the dog all extends to the outside of mounting box.

Preferably, twelve mounting boxes are arranged, and the mounting boxes are distributed at equal angles relative to the center of the shell.

Preferably, the cutting structure includes protection shield, first reset spring, according to clamp plate, connecting rod, blade, standing groove and recess, the protection shield is all installed at the front and back both ends on shell top, and the one side of protection shield one end all sets up flutedly, the standing groove has all been seted up to the opposite side of protection shield one end, first reset spring is all installed to the other end of protection shield, and the one end of first reset spring all installs according to the clamp plate, the connecting rod is all installed according to the one end of clamp plate, and the one end of connecting rod all extends to standing groove internally mounted and has the blade.

Preferably, fixed knot constructs including bull stick, driven conical gear, a rotatory section of thick bamboo, supports baffle, initiative conical gear and bull stick, the bull stick rotates to be connected in the inside of rotatory piece one end, and the one end of bull stick extends to rotatory piece internally mounted and has initiative conical gear, the inside below of initiative conical gear of rotatory piece is provided with three driven conical gear, rotatory section of thick bamboo is all installed to driven conical gear's one end, and the one end of rotatory section of thick bamboo all extends to the outside of rotatory piece, driven conical gear all runs through the bull stick with the inside of rotatory section of thick bamboo, and the one end of bull stick all extends to one side of rotatory section of thick bamboo and installs and support the baffle.

Preferably, a plurality of guide slots have been seted up to the inside one end of rotatory piece, the guide block is all installed to the bull stick one end of rotatory inside piece, and the bull stick passes through sliding connection between guide block and the guide slot and constitutes sliding connection between the rotatory piece.

Preferably, the outer wall of the rotating rod is provided with an external thread, and the inner wall of the rotating cylinder is provided with an internal thread matched with the internal thread.

Compared with the related art, the medical gauze rapid cutting device provided by the utility model has the following beneficial effects:

1. the utility model provides a resisting block, a mounting box, a fixed rod, a movable plate and a second reset spring, wherein the fixed rod extrudes the curved surface of the resisting block when rotating clockwise, and applies force towards the mounting box to the resisting block, so that the resisting block is pushed into the mounting box and can pass through the curved surface;

2. the gauze cutting device has the advantages that the free end of the gauze is pulled to the required length, the part of the gauze close to the through groove is moved between the two protection plates, the two pressing plates are pressed simultaneously, the pressing plates push the blade to move through the connecting rod, the blade is pushed into the groove, the gauze is cut off by the two blades moving in opposite directions, the first reset spring resets to pull the blade back into the placing groove after the pressing plates are loosened, the blade is ensured not to be exposed as far as possible in the whole process, the hand of a person is prevented from being cut by the blade, and the problem that the hand is easy to be injured by a cutter is solved;

3. the utility model provides a rotating rod, a driven conical gear, a rotating cylinder, a baffle plate, a driving conical gear and a rotating rod.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of a cutting structure according to the present invention;

FIG. 3 is a schematic bottom sectional view of the present invention;

FIG. 4 is a schematic bottom sectional view of the check structure of the present invention;

fig. 5 is an enlarged schematic view of the utility model at a in fig. 1.

In the figure: 1. cutting the structure; 101. a protection plate; 102. a first return spring; 103. a pressing plate; 104. a connecting rod; 105. a blade; 106. a placement groove; 107. a groove; 2. a fixed structure; 201. a rotating rod; 202. a driven bevel gear; 203. a rotary drum; 204. a baffle plate; 205. a driving bevel gear; 206. rotating the rod; 3. a through groove; 4. rotating the block; 5. a stop block; 6. mounting a box; 7. a housing; 8. fixing the rod; 9. a cover; 10. moving the plate; 11. a second return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-5, a medical gauze rapid cutting device comprises a housing 7, a cutting structure 1 capable of preventing accidental injury of a blade, a fixing structure 2 capable of rapidly fixing a gauze sleeve, and a non-return structure capable of retracting the gauze head into the device;

a rotating block 4 is arranged at the middle position of one end inside the shell 7 through a rotating shaft, and the fixed structure 2 is arranged inside the rotating block 4;

a plurality of fixing rods 8 are arranged at one end of the outer wall of the rotating block 4, and the non-return structure is arranged at one end inside the shell 7;

a cover 9 is arranged at one end of the shell 7, a through groove 3 penetrates through the outer wall of the shell 7, and the cutting structures 1 are arranged at the front end and the rear end of the outer wall of the shell 7;

referring to fig. 1-5, the quick cutting device for medical gauze further comprises a non-return structure, the non-return structure comprises a mounting box 6, the mounting box 6 is uniformly mounted at one end inside the casing 7, two second return springs 11 are mounted at one end inside the mounting box 6, a moving plate 10 is mounted at one end of each second return spring 11, a resisting block 5 is mounted at one end of each moving plate 10, and one end of each resisting block 5 extends to the outer side of the mounting box 6;

twelve mounting boxes 6 are arranged, and the mounting boxes 6 are distributed in an equal angle relative to the center of the shell 7;

specifically, as shown in fig. 1, fig. 3 and fig. 4, when the fixing rod 8 rotates clockwise, the curved surface of the abutting block 5 is extruded, a force in the direction of the mounting box 6 is applied to the abutting block 5, so that the abutting block 5 is pushed into the mounting box 6, so that the force can pass through, the second return spring 11 pushes the moving plate 10 to reset the abutting block 5, and the previous process is repeated, otherwise, when the fixing rod 8 rotates counterclockwise, the straight surface of the abutting block 5 faces the fixing rod 8, and cannot be pushed into the mounting box 6, so that the fixing rod 8 is blocked from rotating, so that the rotating block 4 can only rotate in one direction, and the gauze cannot easily return to the inside of the housing 7.

Example 2: the cutting structure 1 comprises a protection plate 101, first reset springs 102, a pressing plate 103, connecting rods 104, blades 105, a placing groove 106 and grooves 107, wherein the protection plate 101 is installed at the front end and the rear end of the top end of the shell 7, the grooves 107 are formed in one side of one end of the protection plate 101, the placing groove 106 is formed in the other side of one end of the protection plate 101, the first reset springs 102 are installed at the other end of the protection plate 101, the pressing plate 103 is installed at one end of each first reset spring 102, the connecting rods 104 are installed at one end of each pressing plate 103, and the blades 105 are installed in the placing grooves 106 after one end of each connecting rod 104 extends;

specifically, as shown in fig. 1, 2 and 5, the free end of the gauze is pulled, and after the gauze is pulled to a required length, the part of the gauze close to the through groove 3 is moved between the two protection plates 101, and the two pressing plates 103 are pressed simultaneously, so that the pressing plates 103 push the blade 105 to move through the connecting rod 104, the blade 105 is pushed into the groove 107, the gauze is cut off by the two blades 105 moving in opposite directions, and after the pressing plates 103 are loosened, the first return spring 102 can reset to pull the blade 105 back into the placing groove 106, and in the whole process, the blade is ensured not to be exposed as far as possible, and the hand of a person is prevented from being cut by the blade.

Example 3: the fixed structure 2 comprises a rotating rod 201, driven bevel gears 202, a rotating cylinder 203, a baffle 204, a driving bevel gear 205 and a rotating rod 206, the rotating rod 206 is rotatably connected to the inside of one end of a rotating block 4, one end of the rotating rod 206 extends to the inside of the rotating block 4 and is provided with the driving bevel gear 205, three driven bevel gears 202 are arranged below the driving bevel gear 205 inside the rotating block 4, one ends of the driven bevel gears 202 are provided with the rotating cylinder 203, one end of the rotating cylinder 203 extends to the outer side of the rotating block 4, the rotating rod 201 penetrates through the insides of the driven bevel gears 202 and the rotating cylinder 203, and one end of the rotating rod 201 extends to one side of the rotating cylinder 203 and is provided with the baffle 204;

a plurality of guide grooves are formed in one end inside the rotating block 4, guide blocks are mounted at one ends of rotating rods 201 inside the rotating block 4, and the rotating rods 201 are in sliding connection with the rotating block 4 through sliding connection between the guide blocks and the guide grooves;

the outer wall of the rotating rod 201 is provided with an external thread, and the inner wall of the rotating cylinder 203 is provided with an internal thread matched with the external thread;

specifically, as shown in fig. 1 and 3, the gauze barrel is sleeved on the rotating block 4, the rotating rod 206 is rotated simultaneously, the driving bevel gear 205 is driven to rotate, the rotating barrel 203 is driven to rotate through the matching of the driving bevel gear 205 and the driven bevel gear 202, the rotating rod 201 is finally made to move directionally, the baffle plate 204 is pushed out to abut against the inner wall of the gauze barrel, the gauze barrel is fixed through increasing friction force, the rotation of the rotating block 4 can be ensured, and the fault is avoided.

The working principle is as follows: when the device is used, firstly, the cover 9 of the device is opened, then the gauze barrel is sleeved on the rotating block 4, and meanwhile, the rotating rod 206 is rotated to drive the driving conical gear 205 to rotate, so that the rotating barrel 203 is driven to rotate through the matching of the driving conical gear 205 and the driven conical gear 202, finally, the rotating rod 201 moves directionally, the baffle 204 is pushed out to abut against the inner wall of the gauze barrel, the gauze barrel is fixed through increasing friction force, the gauze barrel can be ensured to rotate along with the rotating block 4, and faults are avoided;

then, one end of the gauze is pulled out through the through groove 3, the cover 9 is closed, and the gauze can be put into use, when the gauze is needed, the free end of the gauze is pulled, the gauze is pulled to a required length, the part of the gauze close to the through groove 3 is moved between the two protection plates 101, the two pressing plates 103 are pressed simultaneously, the pressing plates 103 push the blades 105 to move through the connecting rods 104, the blades 105 are pushed into the grooves 107, the gauze is cut off by the two blades 105 moving in opposite directions, after the pressing plates 103 are loosened, the first return springs 102 can reset to pull the blades 105 back into the placing grooves 106, in the whole process, the blades are ensured not to be exposed as far as possible, and hands of people are prevented from being cut by the blades;

because the rotation of rotatory piece 4, dead lever 8 can follow the rotation, and dead lever 8 is when clockwise turning, the extrusion supports the curved surface of dog 5, to supporting dog 5 and having applyed the power to the 6 directions of mounting box, thereby will support dog 5 and push into inside the mounting box 6, thereby can pass through, second reset spring 11 rethread promotes movable plate 10 and makes and support dog 5 to reset and repeat last process, on the contrary, when dead lever 8 anticlockwise turning, the straight face that supports dog 5 is facing to dead lever 8, can't be impelled mounting box 6, thereby block the rotation of dead lever 8, make rotatory piece 4 can only unidirectional rotation, the gauze can not get back to the inside of shell 7 easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a quick cutting device of medical gauze, includes shell (7), its characterized in that: the gauze cutting device also comprises a cutting structure (1) capable of preventing the blade from being accidentally injured, a fixing structure (2) capable of quickly fixing the gauze sleeve and a non-return structure capable of retracting the gauze head into the device;

a rotating block (4) is mounted in the middle of one end of the inner part of the shell (7) through a rotating shaft, and the fixed structure (2) is arranged in the rotating block (4);

a plurality of fixing rods (8) are mounted at one end of the outer wall of the rotating block (4), and the non-return structure is arranged at one end inside the shell (7);

lid (9) are installed to the one end of shell (7), and the outer wall of shell (7) runs through and has logical groove (3), cutting structure (1) sets up both ends around shell (7) outer wall.

2. The quick cutting device for medical gauze according to claim 1, characterized in that: the non-return structure comprises a mounting box (6), wherein the mounting box (6) is uniformly mounted at one end inside a shell (7), two second reset springs (11) are mounted at one end inside the mounting box (6), a movable plate (10) is mounted at one end of each second reset spring (11), a resisting block (5) is mounted at one end of each movable plate (10), and one end of each resisting block (5) extends to the outer side of the mounting box (6).

3. The quick cutting device for medical gauze according to claim 2, characterized in that: twelve mounting boxes (6) are arranged, and the mounting boxes (6) are distributed in an equal angle mode relative to the center of the shell (7).

4. The quick cutting device for medical gauze according to claim 1, characterized in that: cutting structure (1) is including protection shield (101), first reset spring (102), presses down clamp plate (103), connecting rod (104), blade (105), standing groove (106) and recess (107), both ends around shell (7) top are all installed to protection shield (101), and one side of protection shield (101) one end all sets up recess (107), standing groove (106) have all been seted up to the opposite side of protection shield (101) one end, first reset spring (102) are all installed to the other end of protection shield (101), and the one end of first reset spring (102) all installs and press down clamp plate (103), press down clamp plate (103) one end all to install connecting rod (104), and the one end of connecting rod (104) all extends to standing groove (106) internally mounted have blade (105).

5. The quick cutting device for medical gauze according to claim 1, characterized in that: the fixed structure (2) comprises a rotating rod (201), a driven conical gear (202), a rotating cylinder (203), a baffle plate (204), a driving conical gear (205) and a rotating rod (206), the rotating rod (206) is rotatably connected to the inner part of one end of the rotating block (4), one end of the rotary rod (206) extends to the inside of the rotary block (4) and is provided with a driving bevel gear (205), three driven bevel gears (202) are arranged below the driving bevel gear (205) in the rotating block (4), one end of each driven bevel gear (202) is provided with a rotary cylinder (203), one end of the rotary cylinder (203) extends to the outer side of the rotary block (4), the driven bevel gear (202) and the rotary cylinder (203) are provided with rotating rods (201) in a penetrating way, and one end of the rotating rod (201) extends to one side of the rotating cylinder (203) and is provided with a baffle plate (204).

6. The quick cutting device for medical gauze according to claim 5, wherein: a plurality of guide slots have been seted up to the inside one end of rotatory piece (4), the guide block is all installed to bull stick (201) one end inside rotatory piece (4), and bull stick (201) through the sliding connection between guide block and the guide slot and constitute sliding connection between rotatory piece (4).

7. The quick cutting device for medical gauze according to claim 5, wherein: the outer wall of bull stick (201) is provided with the external screw thread, and the inner wall of rotary drum (203) is provided with rather than assorted internal thread.

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