CN216456366U

CN216456366U - Automatic suction device for needle cylinder

Info

Publication number: CN216456366U
Application number: CN202122549750.2U
Authority: CN
Inventors: 沈汉英
Original assignee: Jiaxing Maternity and Child Health Care Hospital
Current assignee: Jiaxing Maternity and Child Health Care Hospital
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-05-10
Anticipated expiration: 2031-10-21

Abstract

The utility model provides an automatic suction device for a needle cylinder, which comprises a needle cylinder sleeve device, wherein the needle cylinder sleeve device is a hollow sleeve, and a needle cylinder accommodating cavity is formed in the hollow area inside the needle cylinder sleeve device; a needle head limiting disc is arranged at the bottom below the needle cylinder sleeve device, and a fixed point limiting hole is formed in the center of the needle cylinder sleeve device; the side needle limiting hole groove is a through groove hole made of an arc shape, the side needle limiting hole groove is formed in one side position of the fixed point limiting hole, and the fixed point limiting hole is formed in the bottom of the center of the needle cylinder sleeve device. The needle head carrying assembly hooks the end of the core rod through the hook inside the needle head carrying assembly, and the needle head carrying assembly is matched with the needle cylinder rod resetting assembly to pull the core rod, so that fingers of medical workers do not need to hold the upper end of the core rod, and the problem that calluses are generated by the fingers of the medical workers due to long-time pulling of the core rod is avoided.

Description

Automatic suction device for needle cylinder

Technical Field

The utility model belongs to the technical field of syringe suction, and particularly relates to an automatic suction device for a syringe.

Background

The syringe is also called an injector, and is a medical auxiliary instrument, and a normal injector is divided into two types, and the structures are the same roughly, but the positions of the needles are different, the needle of one type of injector is arranged at the central position below, the needle of the other type of injector is arranged at one side position below, when medical care personnel extract viscous liquid, a large amount of force is needed to pull the core rod, the core rod is pulled vigorously, the discomfort of the fingers of the medical care personnel can be caused, and calluses can be slowly generated by the fingers of the medical care personnel after long-time use.

Therefore, it is necessary to invent an automatic syringe suction device.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic suction device for a needle cylinder, which aims to solve the problems that fingers of medical staff are uncomfortable due to the fact that a core rod is pulled vigorously, and calluses can be generated slowly when the fingers of the medical staff are used for a long time. An automatic suction device for a needle cylinder comprises a needle cylinder sleeve device, and is characterized in that the needle cylinder sleeve device is a hollow sleeve, and a needle cylinder accommodating cavity is formed in the hollow area inside the needle cylinder sleeve device; a needle head limiting disc is arranged at the bottom below the needle cylinder sleeve device, and a fixed point limiting hole is formed in the center of the needle cylinder sleeve device; side syringe needle restriction hole groove has been seted up to one side position at syringe needle restriction dish center, and side syringe needle restriction hole groove has been seted up to bottom one side of cylinder muff ware, and side syringe needle restriction hole groove is the logical slotted hole that adopts the arc to make, and side syringe needle restriction hole groove has been seted up to one side position in fixed point restriction hole, and fixed point restriction hole sets up the center bottom at cylinder muff ware.

Preferably, an annular through groove is formed in the upper area of the syringe sleeve device, the annular through groove is a limiting through groove formed in an annular shape, two entering ear grooves are formed in two sides above the annular through groove respectively and communicated with the annular through groove, and the entering ear grooves are formed in two sides of the upper end face of the syringe sleeve device; one side of the upper end surface of the syringe sleeve device is provided with a syringe rod reset component.

Preferably, the needle cylinder rod resetting assembly comprises a resetting driving plate, a lead through groove, a positioning rod, a positioning sleeve, a pressing plate and a resetting spring, wherein the lead through groove is formed in each of two sides of the resetting driving plate and is made of a circular shape; the upper end of the positioning rod passes through the lead through groove on the reset driving plate, the positioning rod is a rod body made of a T shape, and the lower end of the positioning rod is arranged on the upper end face of the needle cylinder sleeve.

Preferably, two sides below the reset driving plate are respectively provided with a positioning sleeve, the positioning sleeves are penetrated by a positioning rod, and the positioning sleeves are connected with the surface below the reset driving plate; two ends of the pressing plate are respectively connected with the positioning sleeves, and the pressing plate is arranged on the surface of the lower part of the reset driving plate; the upper end of the reset spring is connected with the lower surface of the reset driving plate, and the lower end of the reset spring is connected with the upper end surface of the needle cylinder sleeve; the needle carrying assembly is arranged at the center of the lower surface of the reset driving plate.

Preferably, the needle head carrying assembly is arranged at the central position above the needle cylinder sleeve device and comprises a carrying sleeve, a movable through groove, a positioning limiting groove, a carrying hook, a fixed-point rope, a fixed-point adsorption plate, a limiting positioning rope, an adsorption mother plate and a setting base, the movable through grooves are respectively formed in four points below the carrying sleeve, the positioning limiting groove is formed in the upper area of the movable through groove, and the positioning limiting groove is formed in the inner wall of the carrying sleeve; the inside in activity logical groove is through pivot fixed mounting carry the hook, and the one end of carrying the hook is continuous with fixed point adsorption plate through fixed point rope.

Preferably, the two ends above the fixed-point adsorption plate are connected with the two ends below the adsorption mother plate through limiting and positioning ropes; the setting base is arranged at the center of the top of the carrying sleeve, and is arranged below the setting base; the adsorption magnet is embedded in the inner centers of the adsorption mother board and the fixed point adsorption board.

Compared with the prior art, the utility model has the following beneficial effects:

1. the side needle limiting hole groove and the fixed point limiting hole are arranged, so that the side needle limiting hole groove and the fixed point limiting hole can be effectively suitable for two injectors with different needle positions, the range and the type of the novel use can be enlarged, the design of the arc-shaped through groove of the side needle limiting hole groove can be better matched with the novel use and fixed injector, and the fixed point limiting hole is designed for better positioning.

2. According to the arrangement of the needle cylinder rod resetting assembly, the spring arranged on the needle cylinder rod resetting assembly drives the injector core rod to be pulled, so that medical staff do not need to pull the core rod through fingers, the working intensity of the medical staff is reduced, the extraction efficiency is accelerated, and the hands of the medical staff are liberated.

3. According to the arrangement of the needle head carrying assembly, the end of the core rod is hooked through the hook in the needle head carrying assembly, the needle head carrying assembly is matched with the needle cylinder rod resetting assembly to pull the core rod, fingers of medical workers are not required to hold the upper end of the core rod, and the problem that calluses are generated by fingers of the medical workers due to long-time pulling of the core rod is avoided.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic view of the syringe rod reset assembly of fig. 1 according to the present invention.

Fig. 3 is a schematic view of the needle carrier assembly of fig. 1 according to the present invention.

Fig. 4 is a schematic view of the structure of the syringe according to the present invention.

In the figure:

syringe sleeve ware 1, syringe arrangement cavity 2, syringe needle limiting disc 3, fixed point limiting hole 4, side syringe needle limiting hole groove 5, annular through groove 6, get into ear groove 7, syringe pole reset assembly 8, reset drive plate 81, the lead wire leads to groove 82, locating lever 83, locating sleeve 84, press plate 85, reset spring 86, syringe needle carries subassembly 9, carries sleeve 91, activity leads to groove 92, location restriction recess 93, carries hook 94, fixed point rope 95, fixed point adsorption plate 96, restriction location rope 97, adsorb mother board 98, set up base 99.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

In the description of the embodiments, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 to 4:

the utility model provides an automatic suction device for a needle cylinder, which comprises a needle cylinder sleeve device 1, a needle cylinder accommodating cavity 2, a needle head limiting disc 3, a fixed point limiting hole 4, a side needle head limiting hole groove 5, an annular through groove 6, an entering ear groove 7, a needle cylinder rod resetting assembly 8, a resetting driving plate 81, a lead wire through groove 82, a positioning rod 83, a positioning sleeve 84, a pressing plate 85, a resetting spring 86, a needle head carrying assembly 9, a carrying sleeve 91, a movable through groove 92, a positioning limiting groove 93, a carrying hook 94, a fixed point rope 95, a fixed point adsorption plate 96, a limiting positioning rope 97, an adsorption mother plate 98 and a setting base 99, wherein the needle cylinder sleeve device 1 is a hollow sleeve, and the hollow area in the needle cylinder sleeve device 1 is the needle cylinder accommodating cavity 2; a needle head limiting disc 3 is arranged at the bottom of the lower part of the needle cylinder sleeve device 1, and a fixed point limiting hole 4 is formed in the center of the needle cylinder sleeve device 1; a side needle limiting hole groove 5 is formed in one side of the center of the needle limiting disc 3, a side needle limiting hole groove 5 is formed in one side of the bottom of the syringe sleeve device 1, the side needle limiting hole groove 5 is a through groove hole made of an arc shape, a side needle limiting hole groove 5 is formed in one side of the fixed point limiting hole 4, the fixed point limiting hole 4 is formed in the bottom of the center of the syringe sleeve device 1, and the pressing plate 85 is arranged on the surface position below the reset driving plate 81; the upper end of the return spring 86 is connected with the lower surface of the return driving plate 81, and the lower end of the return spring 86 is connected with the upper end surface of the syringe sleeve 1; a needle head carrying assembly 9 is arranged at the center of the lower surface of the reset driving plate 81; the positioning limiting groove 93 is formed in the inner wall of the carrying sleeve 91; a carrying hook 94 is fixedly installed inside the movable through groove 92 through a rotating shaft, and one end of the carrying hook 94 is connected with a fixed point adsorption plate 96 through a fixed point rope 95.

Example (b):

when placing the syringe, need shrink the core bar of syringe in the cylinder earlier, then the cylinder of syringe aims at fixed point restriction hole 4 or side syringe needle restriction hole groove 5, puts into it, places the fixed ear at syringe cylinder top both ends again and gets into ear groove 7 in, enters into annular through groove 6 through getting into ear groove 7, and annular through groove 6 will fix the ear restriction and can accomplish placing of syringe.

The implementation of step 1 is evident from the drawing:

after the injector of the above embodiment is put in, the medical staff inserts the needle of the injector into the liquid, presses the pressing plate 85 on the syringe rod reset assembly 8, the pressing plate 85 drives the reset driving plate 81 through the positioning sleeve 84, the reset driving plate 81 descends, at this time, the positioning rod 83 and the positioning sleeve 84 limit the descending position of the reset driving plate 81, at this time, the reset spring 86 gradually contracts, and the needle carrying assembly 9 where the reset driving plate 81 descends is clamped with the upper end of the core rod.

The implementation of step 2 is shown in the figure:

after accomplishing above-mentioned implementation step 1, the upper end of core bar enters into and carries sleeve 91, the core bar is decided fixed point adsorption plate 96 and is risen, fixed point adsorption plate 96 drives through fixed point rope 95 and carries hook 94 rotatory, when fixed point adsorption plate 96 and absorption mother board 98 adsorption contact, it will rotate 180 to carry hook 94, the crotch that carries hook 94 faces down, it catches on the core bar upper end to carry hook 94, at this moment, unclamp syringe pole reset assembly 8, syringe pole reset assembly 8 drives the syringe needle and carries subassembly 9 and reset, annular through groove 6 can restrict the fixed ear of syringe, then accomplish the extraction.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. An automatic suction device for a needle cylinder comprises a needle cylinder sleeve device (1), and is characterized in that the needle cylinder sleeve device (1) is a sleeve made of a hollow body, and a needle cylinder accommodating cavity (2) is arranged in the hollow area inside the needle cylinder sleeve device (1); a needle head limiting disc (3) is arranged at the bottom of the lower part of the syringe sleeve device (1), and a fixed point limiting hole (4) is formed in the center of the syringe sleeve device (1); a side needle limiting hole groove (5) is formed in one side of the center of the needle limiting disc (3);

side syringe needle restriction hole groove (5) have been seted up to bottom one side of cylinder sleeve ware (1), and side syringe needle restriction hole groove (5) are the logical slot hole that adopts the arc to make, and side syringe needle restriction hole groove (5) have been seted up to one side position of fixed point restriction hole (4), and fixed point restriction hole (4) set up the center bottom at cylinder sleeve ware (1).

2. The automatic suction device for syringes as claimed in claim 1, characterized in that: an annular through groove (6) is formed in the upper area of the needle cylinder sleeve device (1), the annular through groove (6) is a limiting through groove formed in an annular mode, two entering ear grooves (7) are formed in the two sides of the upper portion of the annular through groove (6) respectively, two entering ear grooves (7) are formed in the two entering ear grooves (7), the entering ear grooves (7) are communicated with the annular through groove (6), and the entering ear grooves (7) are formed in the two side positions of the upper end face of the needle cylinder sleeve device (1); a syringe rod reset component (8) is arranged on one side of the upper end surface of the syringe sleeve device (1).

3. The automatic suction device for syringes as claimed in claim 2, characterized in that: the needle cylinder rod reset assembly (8) comprises a reset driving plate (81), a lead through groove (82), a positioning rod (83), a positioning sleeve (84), a pressing plate (85) and a reset spring (86), wherein the lead through groove (82) is formed in the two sides of the reset driving plate (81) respectively, and the lead through groove (82) is a circular through groove; the upper end of the positioning rod (83) penetrates through the lead through groove (82) on the reset driving plate (81), the positioning rod (83) is a rod body made of a T shape, and the lower end of the positioning rod (83) is installed on the upper end face of the needle cylinder sleeve device (1).

4. The automatic suction device for syringes as claimed in claim 3, characterized in that: positioning sleeves (84) are respectively arranged on two sides below the resetting driving plate (81), the positioning sleeves (84) are penetrated by positioning rods (83), and the positioning sleeves (84) are connected with the surface below the resetting driving plate (81); two ends of the pressing plate (85) are respectively connected with the positioning sleeves (84), and the pressing plate (85) is arranged on the surface position below the reset driving plate (81); the upper end of a return spring (86) is connected with the lower surface of the return driving plate (81), and the lower end of the return spring (86) is connected with the upper end surface of the syringe sleeve device (1); a needle head carrying assembly (9) is arranged at the center of the lower surface of the reset driving plate (81).

5. The automatic suction device for syringes as claimed in claim 4, characterized in that: the needle carrying assembly (9) is arranged at the upper center position of the needle cylinder sleeve device (1), the needle carrying assembly (9) comprises a carrying sleeve (91), a movable through groove (92), a positioning limiting groove (93), a carrying hook (94), a fixed point rope (95), a fixed point adsorption plate (96), a limiting positioning rope (97), an adsorption mother plate (98) and a setting base (99), the movable through groove (92) is respectively formed in the four-point position below the carrying sleeve (91), the positioning limiting groove (93) is formed in the upper area of the movable through groove (92), and the positioning limiting groove (93) is formed in the inner wall of the carrying sleeve (91); a carrying hook (94) is fixedly arranged in the movable through groove (92) through a rotating shaft, and one end of the carrying hook (94) is connected with a fixed point adsorption plate (96) through a fixed point rope (95).

6. The automatic syringe suction device according to claim 5, characterized in that: the upper two ends of the fixed point adsorption plate (96) are connected with the lower two ends of the adsorption mother plate (98) through limiting and positioning ropes (97); the setting base (99) is arranged at the center of the top of the carrying sleeve (91), and the setting base (99) is arranged below the setting base; adsorption magnets are embedded in the centers of the adsorption mother board (98) and the fixed point adsorption board (96).