CN214490861U

CN214490861U - Isolating plug perforating device of safe indwelling needle

Info

Publication number: CN214490861U
Application number: CN202023038430.2U
Authority: CN
Inventors: 龚凯彬; 王军; 张灵荣; 蒋灵胜
Original assignee: Suzhou Lingyan Medical Technology Co ltd
Current assignee: Suzhou Lingyan Medical Technology Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-10-26
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a needle's isolation stopper trompil device is kept somewhere to safe type, including base, upper end plate, backup pad, guide pillar, cylinder, movable joint, removal seat, spacing seat, fixing base, cutter, deflector and isolation stopper support, the base top is equipped with the backup pad, the backup pad top is equipped with the upper end plate, be equipped with the guide pillar between base and the upper end plate, the upper end plate top is fixed with the cylinder, the cylinder is connected with movable joint, the movable joint below is equipped with removes the seat, it is equipped with spacing seat to remove the seat below, the bottom cover of guide pillar has the dog, it is equipped with adjusting screw to remove between seat and the spacing seat, the adjusting screw both ends are equipped with adjusting nut, the fixing base is fixed in removing a front side, be equipped with cutter and deflector on the fixing base, it locates under the cutter to keep apart the stopper support. The utility model discloses a needle's isolation stopper trompil device is kept somewhere to safe type, and control is convenient, and the location is accurate, can improve the machining precision.

Description

Isolating plug perforating device of safe indwelling needle

Technical Field

The utility model belongs to the technical field of keep somewhere needle production, in particular to safe type keeps somewhere isolation stopper trompil device of needle.

Background

The safe indwelling needle is a medical instrument commonly used in nursing work, has convenient use and the function of reducing the puncture times of patients, thereby reducing repeated puncture during clinical transfusion, reducing puncture pain of patients and workload of clinical nursing personnel, and having wide application in the current clinic. The indwelling needle is also called as venous trocar and comprises a steel needle, an isolating plug and a needle seat, wherein the isolating plug needs to be perforated during assembly.

The trompil of isolating plug is artifical manual going on in the existing market, and it is slow, the packaging efficiency to punch, the effect is poor, and the position of punching is wayward, and it is improper to appear punching the position very easily, and the defective percentage is high.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the above not enough, the utility model aims at providing a needle's isolation stopper trompil device is kept somewhere to safe type, its simple structure, control is convenient, and the location is accurate, can improve machining precision and production efficiency, applicable different isolation stopper depth of processing, and application scope is extensive.

The technical scheme is as follows: an isolating plug tapping device of a safe indwelling needle comprises a base, an upper end plate, a supporting plate, guide pillars, an air cylinder, a movable joint, a movable seat, a limiting seat, a fixed seat, a cutter, a guide plate and an isolating plug support, wherein the supporting plate is arranged above the base, the upper end plate is arranged above the supporting plate, the supporting plate is connected with the base and the upper end plate, the guide pillars are symmetrically arranged on two sides between the base and the upper end plate, the air cylinder is fixed above the upper end plate, an air cylinder piston rod penetrates through the upper end plate to be connected with the movable joint, the movable seat is arranged below the movable joint, the movable joint is in threaded connection with the central position of the movable seat, the limiting seat is arranged below the movable seat, the guide pillars are sleeved on two sides of the movable seat and the limiting seat, a stop block is sleeved at the bottom end of each guide pillar, an adjusting screw rod is arranged between the movable seat and the limiting seat, and adjusting nuts are arranged at two ends of the adjusting screw rod, the fixing seat is fixed on the front side of the movable seat through screws, a cutter and a guide plate are arranged on the fixing seat, the guide plate is connected with the fixing seat in a sliding mode, and the isolating plug support is arranged under the cutter and fixed on the base. The isolating plug is placed on the isolating plug support, the cylinder is started, the cylinder drives the movable seat to move, the guide pillar guides the movable seat to move, the positioning is accurate, the fixed seat and the limiting seat which are connected with the guide pillar are driven to move, the stop block blocks the limiting seat, the guide plate props against the isolating plug, and a cutter is provided with a hole; meanwhile, the distance between the movable seat and the limiting seat can be adjusted according to the punching depth of the isolating plug, the stop block limits the maximum moving distance of the limiting seat, and the cutter is prevented from being excessively punched when the isolating plug is perforated. The opening device is convenient to control, accurate in positioning, capable of improving machining precision and production efficiency, applicable to different machining depths of the isolation plug and wide in application range.

Furthermore, according to the isolating plug perforating device for the safe indwelling needle, the guide block is arranged at the top end of the guide plate, the spring is arranged at the upper end of the guide block, and the spring is arranged in the guide groove in the fixed seat. When the cylinder extends out, the guide plate presses the isolating plug to further position the isolating plug, the isolating plug is prevented from deviating during hole opening, the spring is compressed at the moment, and the cutter continues to move downwards to open the hole; when the cylinder retracts, the spring releases elastic potential energy to press the guide plate on the isolating plug, and the cutter leaves the isolating plug to prevent the isolating plug from being brought out by the cutter.

Furthermore, in the above-mentioned isolating plug tapping device for a safe indwelling needle, sliding grooves are formed in both sides of the guide groove, and the ends of both ends of the guide block are inserted into the sliding grooves and slidably connected with the sliding grooves. The guide block slides in the chute under the elastic potential energy of the spring, and the action of the cutter is more accurate through the cooperation of the chute and the guide block, so that the processing precision is improved.

Furthermore, according to the isolating plug perforating device for the safe indwelling needle, the guide plate is L-shaped, and an open slot corresponding to the cutter is formed in a transverse plate at the lower end of the guide plate. The cutter can pass through the open slot to open the hole, and when the positioning is not accurate, the cutter cannot pass through the open slot and cannot perform opening action, so that the rejection rate is reduced.

Furthermore, according to the isolating plug perforating device for the safe indwelling needle, the two ends of the moving seat are provided with the first guide holes, the first guide holes are internally provided with the flange bearing seats, and the flange ends of the flange bearing seats in the first guide holes are arranged above the moving seat and fixed on the moving seat through screws.

Furthermore, according to the isolating plug perforating device for the safe indwelling needle, second guide holes are formed in two ends of the limiting seat, a flange bearing seat is arranged in each second guide hole, and the flange end of the flange bearing seat in each second guide hole is arranged below the limiting seat and fixed on the limiting seat through a screw.

Furthermore, according to the isolating plug hole opening device of the safe indwelling needle, the guide pillar is sequentially sleeved into the flange bearing seats of the movable seat and the limiting seat from top to bottom and is matched with the flange bearing seats. The cooperation of guide pillar and flange bearing frame lets the action of removing seat and spacing seat more quick smooth and easy.

Furthermore, in the above-mentioned isolating plug tapping device for a safe indwelling needle, the stopper is an elastic plastic stopper. The elastic plastic check block has a certain buffering effect on the downward movement of the limiting seat, and can reduce the vibration to the base during processing, so that the service life of the device is prolonged.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:

1. the utility model discloses an isolation stopper trompil device of safe type indwelling needle, the riser upper end cover of deflector is equipped with the spring, and when the cylinder stretches out, the deflector presses the isolation stopper, further fixes a position the isolation stopper, prevents the isolation stopper skew during the trompil, and when the cylinder retracts, the spring releases elastic potential energy and presses the deflector on the isolation stopper, and the cutter leaves the isolation stopper, prevents that the isolation stopper is taken out by the cutter;

2. safe type keep somewhere isolation stopper trompil device of needle, the uide bushing bottom is equipped with elasticity plastic dog, the biggest displacement distance of spacing seat of restriction, it is excessive to avoid the cutter to perforate when keeping apart the stopper trompil, and has certain cushioning effect to moving down of spacing seat, reduces to add man-hour vibration to the base, the life of improving device.

Drawings

Fig. 1 is a schematic structural view of an isolating plug perforating device of a safe indwelling needle according to the present invention;

FIG. 2 is a schematic side view of the device for opening the septum of the safe indwelling needle according to the present invention;

FIG. 3 is a schematic view of the sliding structure of the guiding plate of the device for perforating the isolating plug of the safe indwelling needle according to the present invention;

in the figure: the device comprises a base 1, an upper end plate 2, a support plate 3, a guide pillar 4, a cylinder 5, a movable joint 6, a movable seat 7, a first guide hole 71, a limiting seat 8, a second guide hole 81, a fixed seat 9, a guide groove 91, a sliding groove 92, a cutter 10, a guide plate 11, an isolation plug support 12, a stop block 13, an adjusting screw 14, an adjusting nut 15, a guide block 16, a spring 17 and a flange bearing seat 18.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

As shown in figures 1-3, the isolating plug perforating device for the safe indwelling needle comprises a base 1, an upper end plate 2, a support plate 3, guide pillars 4, a cylinder 5, a movable joint 6, a movable seat 7, a limiting seat 8, a fixed seat 9, a cutter 10, a guide plate 11 and an isolating plug support 12, wherein the support plate 3 is arranged above the base 1, the upper end plate 2 is arranged above the support plate 3, the support plate 3 is connected with the base 1 and the upper end plate 2, the guide pillars 4 are symmetrically arranged on both sides between the base 1 and the upper end plate 2, the cylinder 5 is fixed above the upper end plate 2, a piston rod of the cylinder 5 passes through the upper end plate 2 and is connected with the movable joint 6, the movable seat 7 is arranged below the movable joint 6, the movable joint 6 is in threaded connection with the central position of the movable seat 7, the limiting seat 8 is arranged below the movable seat 7, the guide pillars 4 are sleeved on both sides of the movable seat 7 and the limiting seat 8, the bottom of guide pillar 4 overlaps there is dog 13, be equipped with adjusting screw 14 between removal seat 7 and the spacing seat 8, adjusting screw 14 both ends are equipped with adjusting nut 15, fixing base 9 passes through the fix with screw in removal seat 7 front side, be equipped with cutter 10 and deflector 11 on the fixing base 9, deflector 11 and fixing base 9 sliding connection, isolation stopper support 12 is located under cutter 10 to fix on base 1. The isolating plug is placed on an isolating plug support 12, an air cylinder 5 is started, the air cylinder 5 drives a movable seat 7 to move, a guide post 4 guides the movable seat 7 to move so as to drive a fixed seat 9 and a limiting seat 8 which are connected with the guide post to move, a stop block 13 blocks the limiting seat 8, a guide plate 11 props against the isolating plug, and a cutter 10 is provided with a hole; meanwhile, the distance between the movable seat 7 and the limiting seat 8 can be adjusted according to the punching depth of the isolating plug, the stop block 13 limits the maximum moving distance of the limiting seat 8, and excessive punching of the cutter 10 in the process of punching the isolating plug is avoided. The opening device is convenient to control, accurate in positioning, capable of improving machining precision and production efficiency, applicable to different machining depths of the isolation plug and wide in application range.

Example 2

The top end of the guide plate 11 is provided with a guide block 16, the upper end of the guide block 16 is provided with a spring 17, and the spring 17 is arranged in a guide groove 91 in the fixed seat 9. When the cylinder 5 extends out, the guide plate 11 presses the isolating plug to further position the isolating plug to prevent the isolating plug from deviating during the hole opening, at the moment, the spring 17 is compressed, and the cutter 10 continues to move downwards to open the hole; when the cylinder 5 retracts, the spring 17 releases elastic potential energy to press the guide plate 11 on the isolating plug, and the cutter 10 leaves the isolating plug to prevent the isolating plug from being taken out by the cutter 10.

Sliding grooves 92 are formed in two sides of the guide groove 91, and the tail ends of two ends of the guide block 16 are inserted into the sliding grooves 92 and are connected with the sliding grooves 92 in a sliding mode. The guide block 16 slides in the sliding groove 92 under the elastic potential energy of the spring 17, and the action of the cutter 10 is more accurate through the matching of the sliding groove 92 and the guide block 16, so that the processing precision is improved.

The guide plate 11 is L-shaped, and an opening groove corresponding to the cutter 10 is formed in a transverse plate at the lower end of the guide plate 11. The cutter 10 can penetrate through the open slot to open the hole, and when the positioning is not accurate, the cutter cannot penetrate through the open slot and cannot perform opening action, so that the rejection rate is reduced.

The two ends of the movable seat 7 are provided with first guide holes 71, flange bearing seats 18 are arranged in the first guide holes 71, and the flange ends of the flange bearing seats 18 in the first guide holes 71 are arranged above the movable seat 7 and fixed on the movable seat 7 through screws.

And second guide holes 81 are formed in two ends of the limiting seat 8, a flange bearing seat 18 is arranged in each second guide hole 81, and the flange end of the flange bearing seat 18 in each second guide hole 81 is arranged below the limiting seat 8 and fixed on the limiting seat 8 through a screw.

The guide posts 4 are sequentially sleeved into the flange bearing seats 18 of the moving seat 7 and the limiting seat 8 from top to bottom and are matched with the flange bearing seats 18. The guide post 4 and the flange bearing seat 18 are matched to enable the movement of the moving seat 7 and the limiting seat 8 to be faster and smoother.

The stopper 13 is a plastic stopper with elasticity. The elastic plastic stopper 13 has a certain buffering effect on the downward movement of the limiting seat 8, and can reduce the vibration to the base 1 during processing, thereby prolonging the service life of the device.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a needle's isolation stopper trompil device is kept somewhere to safe type which characterized in that: comprises a base (1), an upper end plate (2), a support plate (3), guide pillars (4), an air cylinder (5), a movable joint (6), a movable seat (7), a limiting seat (8), a fixed seat (9), a cutter (10), a guide plate (11) and an isolating plug support (12), wherein the support plate (3) is arranged above the base (1), the upper end plate (2) is arranged above the support plate (3), the support plate (3) is connected with the base (1) and the upper end plate (2), the guide pillars (4) are symmetrically arranged at two sides between the base (1) and the upper end plate (2), the air cylinder (5) is fixed above the upper end plate (2), a piston rod of the air cylinder (5) penetrates through the upper end plate (2) to be connected with the movable joint (6), the movable seat (7) is arranged below the movable joint (6), and the movable joint (6) is in threaded connection with the central position of the movable seat (7), the novel isolating plug is characterized in that a limiting seat (8) is arranged below the moving seat (7), guide pillars (4) are sleeved on two sides of the moving seat (7) and the limiting seat (8), a stop block (13) is sleeved at the bottom end of each guide pillar (4), an adjusting screw rod (14) is arranged between the moving seat (7) and the limiting seat (8), adjusting nuts (15) are arranged at two ends of each adjusting screw rod (14), the fixing seat (9) is fixed on the front side of the moving seat (7) through screws, a cutter (10) and a guide plate (11) are arranged on the fixing seat (9), the guide plate (11) is connected with the fixing seat (9) in a sliding mode, and the isolating plug support (12) is arranged under the cutter (10) and fixed on the base (1).

2. The device for perforating the isolating plug of the safety type indwelling needle according to claim 1, wherein: the guide plate (11) top is equipped with guide block (16), guide block (16) upper end is equipped with spring (17), spring (17) are located in guide way (91) in fixing base (9).

3. The device for perforating the isolating plug of the safety type indwelling needle according to claim 2, wherein: and sliding grooves (92) are formed in two sides of the guide groove (91), and the tail ends of two ends of the guide block (16) are inserted into the sliding grooves (92) and are in sliding connection with the sliding grooves (92).

4. The device for perforating the isolating plug of the safety type indwelling needle according to claim 2, wherein: the guide plate (11) is L-shaped, and an open slot corresponding to the cutter (10) is formed in a transverse plate at the lower end of the guide plate (11).

5. The device for perforating the isolating plug of the safety type indwelling needle according to claim 1, wherein: remove seat (7) both ends and be equipped with first guiding hole (71), be equipped with flange bearing frame (18) in first guiding hole (71), the flange end of flange bearing frame (18) in first guiding hole (71) is located and is removed seat (7) top and pass through the fix with screw on removing seat (7).

6. The device for perforating the isolating plug of the safety type indwelling needle according to claim 5, wherein: spacing seat (8) both ends are equipped with second guiding hole (81), be equipped with flange bearing frame (18) in second guiding hole (81), the flange end of flange bearing frame (18) in second guiding hole (81) is located spacing seat (8) below and is fixed on spacing seat (8) through the screw.

7. The device for perforating the isolating plug of the safety type indwelling needle according to claim 6, wherein: the guide post (4) is sleeved in the flange bearing seat (18) of the movable seat (7) and the limiting seat (8) in sequence from top to bottom and is matched with the flange bearing seat (18).

8. The device for perforating the isolating plug of the safety type indwelling needle according to claim 1, wherein: the stop block (13) is an elastic plastic stop block.