CN217489286U

CN217489286U - Intravenous injection negative pressure liquid preparation device

Info

Publication number: CN217489286U
Application number: CN202220467651.1U
Authority: CN
Inventors: 闫潇
Original assignee: Fifth Medical Center of PLA General Hospital
Current assignee: Fifth Medical Center of PLA General Hospital
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-09-27
Anticipated expiration: 2032-03-04

Abstract

The utility model belongs to the technical field of medical apparatus, in particular to a negative pressure liquid distributor for intravenous injection, which comprises a negative pressure machine box and a plurality of ampoule bottles, wherein the ampoule bottles are equidistantly inserted at the top of the negative pressure machine box, a plastic tube is inserted at the inner side of the ampoule bottles, the top end and the bottom end of the plastic tube are respectively and integrally formed with an inserting head and a liquid extracting head, the inserting head and the liquid extracting head are respectively connected with the plastic tube in a conduction way, the two sides of the plastic tube are respectively and movably connected with a clamping block, the edges of the clamping blocks are symmetrically inserted with guide rods, the ends of the guide rods are movably connected with sliding blocks, springs are sleeved at the outer walls of the guide rods and are positioned between the clamping blocks and the sliding blocks, the inner sides of the sliding blocks are inserted with vertical rods which penetrate through the sliding blocks, sliding seats are installed at the bottom ends of the vertical rods, sliding rails are symmetrically installed at the edges of the top of the negative pressure machine box, the utility model can effectively prevent the tube body from falling from the ampoule bottles in the liquid extracting process, the normal operation of the liquid pumping is ensured.

Description

Intravenous injection negative pressure liquid preparation device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a negative pressure liquid distributor for intravenous injection.

Background

Intravenous injection is a medical procedure in which liquid substances such as blood, medical solutions, nutritional solutions, etc. are directly injected into a vein. Intravenous injection can be divided into transient and continuous intravenous injection, and transient intravenous injection is usually directly injected into veins by a syringe, namely common 'injection'; continuous intravenous injection is implemented by intravenous drip, commonly called 'drip', a negative pressure liquid preparation device can prepare liquid medicine, the labor intensity of workers is reduced, and therefore the negative pressure liquid preparation device is widely applied, and the patent number CN93236578.7 discloses the negative pressure liquid preparation device for intravenous injection.

However, in the prior art, when inserting the liquid suction pipe into the ampoule, because the liquid suction pipe does not have centre gripping fixed establishment to lead to the liquid suction pipe to drop from the ampoule easily, influence and join in marriage liquid work, for solving above-mentioned problem, provide a intravenous injection liquid negative pressure and join in marriage liquid ware in this application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a ware is joined in marriage to intravenous injection negative pressure has can effectually prevent to drop from the ampoule at drawing liquid in-process body, has guaranteed the characteristics that drawing liquid can normally go on.

(II) technical scheme

In order to solve the technical problem, the utility model provides a negative pressure liquid distributor for intravenous injection, which comprises a negative pressure machine case and a plurality of ampoule bottles, a plurality of ampoule bottles are inserted at the top of the negative pressure case at equal intervals, plastic tubes are inserted inside the ampoule bottles, the top end and the bottom end of each plastic tube are respectively and integrally provided with an insertion joint and a liquid pumping head, the plug-in connector and the liquid extraction head are both connected with the plastic pipe in a conduction way, clamping blocks are movably connected with both sides of the plastic pipe, the edge of the clamping block is symmetrically inserted with a guide rod, the end part of the guide rod is movably connected with a slide block, the outer wall of the guide rod is sleeved with a spring, the spring is positioned between the clamping block and the sliding block, the inner side of the sliding block is inserted with a vertical rod, the vertical rod penetrates through the sliding block, the slide is installed to the pole setting bottom, the slide rail is installed to negative pressure machine roof portion edge symmetry, and the slide rail slides with the slide and links to each other.

Preferably, the plug-in connector protrudes out of the top of the ampoule bottle, and the liquid pumping head is abutted to the bottom end of the inner cavity of the ampoule bottle.

Preferably, the surface of the clamping block, which is close to the plastic pipe, is provided with an arc groove, and the surface of the arc groove is provided with anti-skid grains.

Preferably, pole setting bottom fixedly connected with stopper, the stopper is the circular structure setting, and the diameter of stopper is greater than the pole setting diameter.

Preferably, the slide rail is inboard seted up the spout, just the spout is the structure setting of falling T, the slide is the setting of I-shaped.

Preferably, the slide rail bottom integrated into one piece has the mounting panel, the mounting panel is connected with negative pressure machine case top through the screw.

The above technical scheme of the utility model has following profitable technological effect:

the utility model, through the manual dragging of two clamping blocks to match the guide rod to slide in opposite directions, and the clamping blocks will be sleeved on the spring compression deformation of the guide rod in the sliding process, after the plastic tube is inserted, the spring will reset, thus pushing the two clamping blocks to move in opposite directions, further making the clamping blocks clamp and fix the plastic tube, then through the external hose of the plug-in connector at the top end of the plastic tube, extracting the liquid medicine in the ampoule bottle, after extracting the liquid medicine in one ampoule bottle, through the manual hand-held sliding block to match the upright rod to move upwards, taking out the plastic tube from the ampoule bottle after the liquid extraction is completed, then making the sliding seat match the sliding rail to move, making the plastic tube correspond to the top mouth of the next ampoule bottle, then making the sliding block move downwards, inserting the plastic tube into the ampoule bottle, thereby effectively preventing the tube body from dropping from the ampoule bottle in the liquid extraction process, the normal operation of liquid extraction is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the plastic pipe structure of the present invention;

FIG. 3 is a schematic view of the fixture block structure of the present invention;

fig. 4 is a schematic view of the slide rail structure of the present invention.

Reference numerals are as follows:

1. a negative pressure chassis; 101. an ampoule bottle;

2. plastic pipes; 201. a plug-in connector; 202. a liquid pumping head;

3. a clamping block; 301. a guide bar; 302. a slider; 303. a spring; 304. erecting a rod; 305. a slide base; 306. a limiting block;

4. a slide rail; 401. and (7) mounting the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in combination with the following embodiments. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

as shown in fig. 1-4, the utility model provides a negative pressure liquid distributor for intravenous injection, which comprises a negative pressure cabinet 1 and a plurality of ampoules 101, wherein the plurality of ampoules 101 are inserted into the top of the negative pressure cabinet 1 at equal intervals, a plastic tube 2 is inserted into the inner side of the ampoule 101, the top end and the bottom end of the plastic tube 2 are respectively and integrally formed with an inserting head 201 and a liquid extracting head 202, the inserting head 201 and the liquid extracting head 202 are both connected with the plastic tube 2 in a conduction manner, two sides of the plastic tube 2 are both movably connected with a fixture block 3, the edges of the fixture block 3 are symmetrically inserted with guide rods 301, the ends of the guide rods 301 are movably connected with sliders 302, the outer wall of the guide rods 301 are sleeved with springs 303, the springs 303 are located between the fixture block 3 and the sliders 302, the inner sides of the sliders 302 are inserted with upright rods 304, the upright rods 304 penetrate through the sliders 302, the bottoms of the upright rods 304 are provided with slides 305, slide rails 4 are symmetrically installed at the edge of the top of the negative pressure cabinet 1, and the slide rails 4 are connected with the slide base 305 in a sliding manner.

In this embodiment, as shown in fig. 1 and fig. 2, the plug 201 protrudes from a top of the ampoule bottle 101, and the liquid pumping head 202 abuts against a bottom end of an inner cavity of the ampoule bottle 101;

it should be noted that, through installing plastic pipe 2 in ampoule 101 inboard, through bayonet joint 201 protrusion in ampoule 101 top mouth department, the liquid extraction head 202 is with 101 inner chamber bottom looks butt of ampoule, through the external hose of bayonet joint 201 simultaneously, and usable negative pressure extracts the liquid medicine in the ampoule 101.

In this embodiment, as shown in fig. 1 and 3, an arc groove is formed on the surface of the fixture block 3 close to the plastic pipe 2, and the surface of the arc groove is provided with anti-slip lines;

it should be noted that, by providing the arc groove on the fixture block 3, the contact area between the fixture block 3 and the plastic pipe 2 can be increased, thereby improving the clamping effect on the plastic pipe 2, and the anti-slip pattern is provided on the surface of the arc groove, which can increase the friction force between the fixture block 3 and the plastic pipe 2.

In this embodiment, as shown in fig. 1, a limiting block 306 is fixedly connected to the bottom end of the upright rod 304, the limiting block 306 is arranged in a circular structure, and the diameter of the limiting block 306 is greater than that of the upright rod 304;

it should be noted that, by providing the limiting block 306, when the sliding block 302 moves from the top end of the upright rod 304, the sliding block 302 is abutted by the limiting block 306, so as to limit the sliding block 302 and prevent the sliding block 302 from separating from the upright rod 304.

In this embodiment, as shown in fig. 3 and 4, a sliding groove is formed on the inner side of the sliding rail 4, the sliding groove is arranged in an inverted T-shaped structure, and the sliding seat 305 is arranged in an i-shape;

it should be noted that the stability of the slide carriage 305 when sliding on the slide rail 4 can be improved while the slide carriage 305 is moved in the slide groove inside the slide rail 4.

In this embodiment, as shown in fig. 1, a mounting plate 401 is integrally formed at the bottom of the slide rail 4, and the mounting plate 401 is connected to the top of the negative pressure cabinet 1 through a screw;

it should be noted that, the slide rail 4 is convenient to be fixed.

The utility model discloses a theory of operation and use flow: the plastic tube 2 is manually inserted into the inner side of the ampoule bottle 101, the plastic tube 2 is a hard tube body, two clamping blocks 3 are manually dragged to be matched with the guide rod 301 to slide oppositely, the clamping blocks 3 compress and deform the spring 303 sleeved on the guide rod 301 in the sliding process, after the plastic tube 2 is inserted, the spring 303 resets to push the two clamping blocks 3 to move reversely, so that the clamping blocks 3 clamp and fix the plastic tube 2, then the inserting head 201 at the top end of the plastic tube 2 is externally connected with a hose to extract the liquid medicine in the ampoule bottle 101, after the liquid medicine in one ampoule bottle 101 is extracted, the plastic tube 2 is manually held by a hand and moved upwards by matching with the vertical rod 304, the plastic tube 2 is extracted from the ampoule bottle 101 after the liquid extraction is finished, then the sliding seat 305 is matched with the sliding rail 4 to move, so that the plastic tube 2 corresponds to the top opening of the next ampoule bottle 101, then make slider 302 remove downwards, peg graft plastic pipe 2 to ampoule 101 in to can effectually prevent to drop from ampoule 101 at drawing liquid in-process body, guaranteed that the drawing liquid can normally go on.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention should be considered within the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A negative pressure liquid distributor for intravenous injection comprises a negative pressure cabinet (1) and a plurality of ampoule bottles (101), wherein the ampoule bottles (101) are arranged and are equidistantly inserted into the top of the negative pressure cabinet (1), and is characterized in that a plastic tube (2) is inserted into the inner side of each ampoule bottle (101), the top end and the bottom end of each plastic tube (2) are respectively and integrally formed with an insertion head (201) and a liquid extraction head (202), the insertion head (201) and the liquid extraction head (202) are both in conduction connection with the plastic tubes (2), clamping blocks (3) are movably connected to the two sides of each plastic tube (2), guide rods (301) are symmetrically inserted into the edges of the clamping blocks (3), the end parts of the guide rods (301) are movably connected with sliding blocks (302), springs (303) are sleeved on the outer walls of the guide rods (301), and the springs (303) are positioned between the clamping blocks (3) and the sliding blocks (302), the inside of the sliding block (302) is inserted with a vertical rod (304), the vertical rod (304) penetrates through the sliding block (302), a sliding seat (305) is installed at the bottom end of the vertical rod (304), sliding rails (4) are symmetrically installed at the edge of the top of the negative pressure case (1), and the sliding rails (4) are connected with the sliding seat (305) in a sliding mode.

2. The negative pressure liquid dispenser for intravenous injection according to claim 1, wherein the connection plug (201) protrudes from the top of the ampoule bottle (101), and the liquid pumping head (202) abuts against the bottom of the inner cavity of the ampoule bottle (101).

3. The negative pressure liquid dispenser for intravenous injection according to claim 1, wherein the surface of the fixture block (3) close to the plastic tube (2) is provided with a circular arc groove, and the surface of the circular arc groove is provided with anti-skid lines.

4. The intravenous injection negative pressure liquid distributor according to claim 1, characterized in that a limiting block (306) is fixedly connected to the bottom end of the vertical rod (304), the limiting block (306) is arranged in a circular structure, and the diameter of the limiting block (306) is larger than that of the vertical rod (304).

5. The negative pressure liquid distributor for intravenous injection according to claim 1, characterized in that the inner side of the sliding rail (4) is provided with a sliding slot, the sliding slot is arranged in an inverted T-shaped structure, and the sliding seat (305) is arranged in an I-shaped structure.

6. The negative pressure liquid distributor for intravenous injection according to claim 1, characterized in that the bottom of the slide rail (4) is integrally formed with a mounting plate (401), and the mounting plate (401) is connected with the top of the negative pressure cabinet (1) by screws.