CN213158954U - Quick switching device for nutrient canal - Google Patents

Abstract

The utility model discloses a quick switching device for nutrition tube, including a main part section of thick bamboo, the lower surface central point of a main part section of thick bamboo puts and is connected with down the connecting pipe, and the upper end of a main part section of thick bamboo is provided with the installation block, one side fixed mounting of main part section of thick bamboo circumference outer wall has annotates the liquid pipe, and upper end one side of a main part section of thick bamboo is provided with the protection block, the inside fixed mounting of a main part section of thick bamboo has the baffle that is vertical distribution, the intermediate position fixed mounting of baffle has the connection cavity, the inside of connecting the cavity is provided with the floater, the centre of a circle position fixed mounting of floater has the connecting rod that is vertical distribution, the lower extreme fixed mounting of. The utility model discloses in the use, have the effect of quick transposition, have the effect of backflow prevention simultaneously at the in-process of transposition, simple to use.

Description

Quick switching device for nutrient canal

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a quick switching device for nutrition tube.

Background

In the diagnosis and treatment or nursing work, for some patients in special conditions, the nutrient solution needs to be injected in vitro, the nutrient tube needs to be used, the needed nutrition needs to be injected in vitro into the patient, for some old people or children in larger grades, discomfort can be brought in the process of inserting the nutrient tube, particularly, in special conditions, the operation of injecting the nutrient solution can be carried out irregularly, great discomfort damage can be brought to the patient, and therefore, in order to solve the problems, the quick replacement device for the nutrient tube is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a quick switching device for a nutrition tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a quick switching device for a nutrition tube comprises a main body tube, wherein a lower connecting tube is connected to the central position of the lower surface of the main body tube, an installation cap is arranged at the upper end of the main body tube, a liquid injection tube is fixedly installed at one side of the circumferential outer wall of the main body tube, a protection cap is arranged at one side of the upper end of the main body tube, a partition plate which is vertically distributed is fixedly installed inside the main body tube, a connecting cavity is fixedly installed at the middle position of the partition plate, a floating ball is arranged inside the connecting cavity, connecting rods which are vertically distributed are fixedly installed at the circle center position of the floating ball, a lower sealing cushion plate is fixedly installed at the lower end of the connecting rods, a baffle plate is fixedly installed inside the upper end of the connecting cavity, the connecting rods are in sliding connection with the baffle plate, an upper sealing cushion plate is fixedly installed at the upper end of the connecting, and a puncture needle head is fixedly arranged at the central position of the lower surface of the mounting cover cap.

Preferably, the protective cap is hinged with a connecting lace, and the tail end of the connecting lace is fixedly connected with the main body cylinder.

Preferably, the top of annotating the liquid pipe and connecting the cavity is all fixed mounting has the soft stopper of rubber, just the top of annotating the liquid pipe is rotated and is installed the installation nut.

Preferably, the protection cap and the mounting cap are in threaded connection with the inner wall of the upper end of the main body cylinder, and an upper connecting pipe is fixedly mounted at the center of the upper surface of the mounting cap.

Preferably, the puncture needle head and the central line of the connecting cavity are positioned on the same vertical plane, and liquid outlets are uniformly distributed on the circumferential outer wall of the lower end of the puncture needle head.

Preferably, a speed regulator is arranged on the lower connecting pipe.

Preferably, the baffle is evenly distributed with through holes.

The utility model provides a pair of effective quick switching device of nutrition, beneficial effect lies in: the scheme is provided with a protection cap and an installation cap, in the process of connecting the nutrient canal, the installation cap is connected on the main body barrel, after the puncture needle head passes through the rubber soft plug on the connecting cavity, the upper sealing base plate and the lower sealing base plate are pushed to move downwards, so that the nutrient solution flows out from the lower end of the puncture needle head, in the process of injecting the nutrient solution, in the process of replacing or interrupting the injection, the puncture needle head is pulled out, under the action of the expansion spring, the upper sealing base plate abuts against the rubber soft plug at the upper end of the connecting cavity, the lower sealing base plate abuts against the lower end of the connecting cavity, so that the flowing of the nutrient solution is interrupted, and the anti-backflow effect is achieved, meanwhile, when other nutrient solutions are required to be added in the process of injecting the nutrient solution, the puncture needle head does not need to be pulled out, only the injection is required to be, plays a role of bacteria isolation and prevents the problem of nutrient solution pollution.

Drawings

Fig. 1 is a schematic structural view of a quick-change device for a feeding tube according to the present invention;

fig. 2 is a cut-away view of a main body cylinder part of the quick switching device for the feeding tube provided by the utility model;

fig. 3 is a cut-away view of the connection chamber component of the quick switching device for the feeding tube provided by the utility model.

In the figure: 1. a protective cap; 2. connecting a lace; 3. installing a nut; 4. a liquid injection pipe; 5. A lower connecting pipe; 6. a speed regulator; 7. a main body barrel; 8. mounting a cover cap; 9. an upper connecting pipe; 10. A rubber soft plug; 11. a lower sealing pad plate; 12. a floating ball; 13. a partition plate; 14. a puncture needle head; 15. a connecting rod; 16. connecting the chambers; 17. an upper sealing base plate; 18. a tension spring; 19. And a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-3, a quick switching device for a nutrition tube comprises a main body cylinder 7, a lower connecting tube 5 is connected to the center of the lower surface of the main body cylinder 7, an installation cap 8 is arranged at the upper end of the main body cylinder 7, a liquid injection tube 4 is fixedly arranged at one side of the circumferential outer wall of the main body cylinder 7, a protection cap 1 is arranged at one side of the upper end of the main body cylinder 7, a partition plate 13 which is vertically distributed is fixedly arranged in the main body cylinder 7, a connecting chamber 16 is fixedly arranged at the middle position of the partition plate 13, a floating ball 12 is arranged in the connecting chamber 16, a connecting rod 15 which is vertically distributed is fixedly arranged at the center of the floating ball 12, a lower sealing cushion plate 11 is fixedly arranged at the lower end of the connecting rod 15, a baffle plate 19 is fixedly arranged in the upper end of the connecting chamber 16, the connecting rod, the circumference outer wall of the connecting rod 15 which is positioned at the middle position of the baffle 19 and the upper sealing cushion plate 17 is provided with a telescopic spring 18, the center position of the lower surface of the mounting cap 8 is fixedly provided with a puncture needle 14, the protective cap 1 is articulated with a connecting lacing 2, the tail end of the connecting lacing 2 is fixedly connected with the main body cylinder 7, the top ends of the liquid injection pipe 4 and the connecting cavity 16 are both fixedly provided with a rubber soft plug 10, and the top end of the liquid injection pipe 4 is rotatably provided with a mounting nut 3, the protective cap 1 and the mounting cap 8 are in threaded connection with the inner wall of the upper end of the main body cylinder 7, and the center position of the upper surface of the mounting cap 8 is fixedly provided with an upper connecting pipe 9, the center lines of the puncture needle 14 and the connecting cavity 16 are positioned on the same vertical plane, and the circumferential outer wall of the lower end of the puncture needle head 14 is uniformly distributed with liquid outlets, the lower connecting pipe 5 is provided with a speed regulator 6, and the baffle 19 is uniformly distributed with through holes.

In the utility model, the protective cap 1 is connected to the main body cylinder 7 through the lower connecting pipe 5 to enter the body of the patient, so as to prevent the pollution inside the main body cylinder 7;

then in the process of injecting nutrient solution, firstly, the flow of the liquid in the lower connecting pipe 5 is closed through the speed regulator 6, then the protective cap 1 is unscrewed, the mounting cap 8 is screwed on the main body cylinder 7, in the process of screwing the mounting cap 8, the puncture needle 14 firstly penetrates through the rubber soft plug 10 at the upper end of the connecting cavity 16, then the lower end of the puncture needle 14 props against the upper sealing cushion plate 17 to move downwards, so that the lower sealing cushion plate 11 is also driven to move downwards, the interior of the connecting cavity 16 is in a circulating state, then after the lower end of the puncture needle 14 is exposed, the nutrient solution flows out from the liquid outlet at the lower end of the puncture needle 14, and then the speed regulator 6 is regulated to regulate the flow rate of the nutrient solution;

in the process of liquid injection, when other nutrient substances need to be added, the liquid injection device is opened and installed; the nut 3 is used for injecting liquid through the liquid injection pipe 4;

in the process of changing or interrupting the liquid injection, the puncture needle head 14 is pulled out, under the resilience of the expansion spring 18 and the buoyancy effect of the liquid in the connecting cavity 16, the upper sealing base plate 17 drives the rubber soft plug 10 at the upper end of the connecting cavity 16, the lower sealing base plate 11 supports against the lower end of the connecting cavity 16, so that the nutrient solution in the connecting cavity 16 can not flow any more, can not leak to the outside, and the protective cap 1 is screwed down again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a quick switching device for nutrition tube, includes a main part section of thick bamboo (7), its characterized in that, the lower surface central point of a main part section of thick bamboo (7) puts and is connected with down connecting pipe (5), just the upper end of a main part section of thick bamboo (7) is provided with installation block (8), one side fixed mounting of a main part section of thick bamboo (7) circumference outer wall has notes liquid pipe (4), just upper end one side of a main part section of thick bamboo (7) is provided with protection block (1), the inside fixed mounting of a main part section of thick bamboo (7) has baffle (13) that are vertical distribution, the intermediate position fixed mounting of baffle (13) has connecting cavity (16), the inside of connecting cavity (16) is provided with floater (12), the centre of a circle position fixed mounting of floater (12) has connecting rod (15) that are vertical distribution, the lower extreme fixed mounting of connecting rod, connect inside fixed mounting in cavity (16) upper end has baffle (19), connecting rod (15) and baffle (19) are sliding connection, just the upper end fixed mounting of connecting rod (15) has last sealed backing plate (17), connecting rod (15) are located and are provided with expanding spring (18) on the circumference outer wall of baffle (19) and last sealed backing plate (17) intermediate position, the lower surface central point of installation lid (8) puts fixed mounting and has puncture needle (14).

2. The quick-change device for the feeding tube as claimed in claim 1, wherein the protective cap (1) is hinged with a connecting belt (2), and the end of the connecting belt (2) is fixedly connected with the main body tube (7).

3. The quick-change-over device for the feeding tube as claimed in claim 1, wherein the top ends of the liquid injection tube (4) and the connecting chamber (16) are fixedly provided with rubber soft plugs (10), and the top end of the liquid injection tube (4) is rotatably provided with a mounting nut (3).

4. The quick-change-over device for the nutrition tube as claimed in claim 1, wherein the protective cap (1) and the mounting cap (8) are both in threaded connection with the inner wall of the upper end of the main body cylinder (7), and the upper connecting pipe (9) is fixedly mounted at the center position of the upper surface of the mounting cap (8).

5. The quick switching device for the feeding tube as claimed in claim 1, wherein the puncture needle (14) and the central line of the connecting chamber (16) are located on the same vertical plane, and the outer circumferential wall of the lower end of the puncture needle (14) is provided with liquid outlets in a uniform distribution.

6. The quick-change device for the feeding tube as claimed in claim 1, wherein the lower connecting tube (5) is provided with a speed regulator (6).

7. The quick switching device for the nutrition tube according to claim 1, wherein the baffle (19) is evenly provided with through holes.

Images