CN211132240U

CN211132240U - A liquid food feeds and eats device for gastroenterology patient's nursing

Info

Publication number: CN211132240U
Application number: CN201921708132.4U
Authority: CN
Inventors: 康聪颖
Original assignee: Nantong Sixth Peoples Hospital
Current assignee: Nantong Sixth Peoples Hospital
Priority date: 2019-10-13
Filing date: 2019-10-13
Publication date: 2020-07-31
Anticipated expiration: 2029-10-13

Abstract

The utility model discloses a liquid food feeding device for gastroenterology patient's nursing, including the mount, the right-hand member fixedly connected with pipe of mount left side inner wall upper bracket, the inner wall fixedly connected with direction arch of pipe. The utility model, through the cooperation between the above-mentioned structures, solved in the actual use, because the food feeding mode of liquid diet is mostly through stomach tube feeding or through the injection liquid diet of syringe to the stomach tube, need medical personnel to control the food feeding speed and the volume of food feeding according to the condition of patient, general not enough medical personnel of actual operation experience are difficult to be competent in this work, can cause the secondary injury to the patient even; meanwhile, after the liquid food in the injector is used up, the injector and the feeding tube need to be separated, and the liquid food is added into the injector again, so that the injector can be used again, thereby increasing the time for the feeding tube to keep the inside of a human body, aggravating the discomfort of a patient and bringing inconvenience to the use.

Description

A liquid food feeds and eats device for gastroenterology patient's nursing

Technical Field

The utility model relates to the technical field of medical equipment, specifically a liquid food feeding device for gastroenterology patient nursing.

Background

Liquid food is a food in a liquid state, can be melted into liquid in the oral cavity, and is easier to swallow and digest than semi-liquid food. Is suitable for severe patients who are extremely weak and can chew food; at present, the feeding mode of the liquid diet is mostly feeding through a stomach tube or injecting the liquid diet into the stomach tube through an injector, medical staff are required to control the feeding speed and the feeding amount according to the condition of a patient, the medical staff with insufficient practical operation experience is difficult to perform the work, and even secondary damage is caused to the patient; meanwhile, after the liquid food in the injector is used up, the injector and the feeding tube need to be separated, and the liquid food is added into the injector again, so that the injector can be used again, the time for the feeding tube to keep the inside of a human body is prolonged, discomfort of a patient is aggravated, and inconvenience is brought to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid food feeds and eats device for gastroenterology patient's nursing improves traditional device, has solved the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid food feeding device for gastroenterology patient's nursing, includes the mount, the right-hand member fixedly connected with pipe of mount left side inner wall upper bracket, the inner wall fixedly connected with direction arch of pipe, the bottom and the stomach tube of pipe are sealed to be linked firmly, the sleeve pipe is accepted to the top fixedly connected with of pipe, the through-hole has been seted up and the piston tube has been linked firmly through the through-hole is sealed on the right side of pipe.

The right end of the piston tube is fixedly connected with a sleeve in a sealing manner, the inner wall of the piston tube is connected with a piston block in a sliding manner, the right side of the piston block is connected with a guide rod in a rotating manner through a pin shaft, the surface of the guide rod penetrates through the right side of the sleeve and is movably connected with the sleeve, the right end of the guide rod is fixedly connected with a guide slide rod, the right side of the inner wall of the fixing frame is fixedly connected with a motor, the left end of an output shaft on the motor is fixedly connected with a first shaft, the surface of the first shaft close to the left end is fixedly connected with a cylindrical cam, the inner wall of a groove on the arc profile of the cylindrical cam is connected with the surface of the guide slide rod close to the rear end in a sliding manner, the surface of the first shaft is fixedly connected with a first conical gear, the surface of the first conical gear is, the inner wall of position sleeve one and the surperficial sliding connection of axle two, the fixed surface that is close to the top on the position sleeve one is connected with bevel gear three, the surface meshing of bevel gear three has bevel gear four, bevel gear four's inner wall fixedly connected with axle three, the even shell that mixes of right-hand member fixedly connected with of mount left side inner wall upper bracket, the even shell and the fixedly connected with stirring roller that mix are run through on the surface that is close to the left end on axle three, the device is put in to the fixed surface that is connected with the intermittent type of guide arm.

Preferably, the intermittent type is put in the device and is included the transmission cover, the inner wall of transmission cover is connected with the fixed surface of guide arm, the upper surface of transmission cover rotates through the round pin axle and is connected with the dwang, the top of dwang rotates through the round pin axle and is connected with the lifter, the sliding surface of lifter is connected with position sleeve two, the left side fixedly connected with connecting plate of position sleeve two, the left end of connecting plate and the right side fixed connection of pipe, the top fixedly connected with driving plate of lifter, the even discharge gate fixedly connected with pipe chute that thoughtlessly shells the bottom, the even lower fixed surface who thoughtlessly shells is connected with the standpipe, the bottom of pipe extends to in the standpipe, gliding logical groove about supplying the driving plate is seted up on the right side of standpipe, the left end of driving plate passes logical groove and fixedly connected with shutoff piece.

Preferably, the number of the guide protrusions is not less than two, and the two guide protrusions are arranged in a relatively staggered mode in the vertical direction.

Preferably, the left side of the piston block is an arc-shaped concave surface.

Preferably, the fixed surface of motor is connected with the reinforcement frame, the right-hand member of reinforcement frame and the right side fixed connection of mount inner wall.

Preferably, the top of the upper feeding port of the uniform mixing shell is fixedly connected with an extension pipe.

Preferably, the number of the through grooves is not less than eight, and the through grooves are symmetrically arranged along the vertical center line of the uniform mixing shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

firstly, the utility model plays a role of integral fixing and supporting through the arrangement of the fixing frame; the motor is connected with the power supply, the output shaft on the motor drives the shaft I to synchronously rotate, the shaft synchronously drives the cylindrical cam to rotate, because the sleeve is limited, the guide rod can only slide left and right on the sleeve, so that the guide slide rod on the guide rod and the cylindrical cam can slide relatively after the cylindrical cam rotates, and realize the left-right sliding under the guidance of the sliding groove on the outer contour of the cylindrical cam, the guide rod synchronously drives the piston block to slide left and right, because the piston block is connected with the guide rod through the pin shaft, the piston block can slide in the piston tube in a reciprocating way, when the piston block moves to the right in the piston tube, negative pressure is generated instantly, the liquid food in the guide tube can flow towards the piston tube by the negative pressure, however, due to the blocking of the guide projection, the liquid food in the bottom section of the conduit is difficult to move upwards, namely, the liquid food cannot flow backwards frequently in clinical use; when the piston block moves leftwards in the piston tube, the liquid food stored in the piston block is quickly pushed out, one part of the liquid food moves upwards in the guide tube, the other part of the liquid food moves downwards under the guiding action of the guide bulge, and the liquid food in the stomach tube is finally pushed to move downwards, so that the effect of automatic food delivery is realized; when the motor rotates continuously, food can be fed uninterruptedly, and the food feeding speed can be adjusted according to the food feeding condition of a patient in practical use;

two, the utility model discloses a transmission of an axle rotation drive bevel gear one, with the rotation of bevel gear two meeting synchronous drive axle two of a bevel gear meshing, through bevel gear three and bevel gear four's meshing transmission, finally realize that axle three drives the stirring roller and rotate in even mixing the shell, through the stirring roller to the stirring of even interior liquid food of mixing the shell, the solid state food of avoiding among the liquid food appears precipitating, and the feed for the patient brings inconveniently.

Thirdly, the utility model, through the arrangement of the intermittent feeding device, can intermittently flow out the liquid food in the uniform mixing shell, avoid the overflow of the liquid food caused by excessive accumulation in the bearing sleeve, realize the stable liquid food supply, wherein the liquid food in the uniform mixing shell is guided in through the feed inlet on the uniform mixing shell;

fourth, the utility model, through the cooperation between the above structures, solves the problem that in the actual use process, as the feeding mode of the liquid diet is mostly feeding through the stomach tube or injecting the liquid diet into the stomach tube through the injector, the medical personnel is required to control the feeding speed and the feeding amount according to the condition of the patient, and the medical personnel with insufficient practical operation experience is difficult to be competent in the work, even causes secondary damage to the patient; meanwhile, after the liquid food in the injector is used up, the injector and the feeding tube need to be separated, and the liquid food is added into the injector again, so that the injector can be used again, thereby increasing the time for the feeding tube to keep the inside of a human body, aggravating the discomfort of a patient and bringing inconvenience to the use.

Drawings

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

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the cylindrical cam of fig. 1 according to the present invention.

In the figure: 1-a fixed frame, 2-a guide pipe, 3-a guide bulge, 4-a receiving sleeve, 5-a piston pipe, 6-a sleeve, 7-a piston block, 8-a guide rod, 9-a guide slide rod, 10-a motor, 11-a first shaft, 12-a cylindrical cam, 13-a first conical gear, 14-a second conical gear, 15-a second shaft, 16-a first positioning sleeve, 17-a third conical gear, 18-a fourth conical gear, 19-a third shaft, 20-a uniform mixing shell, 21-a stirring roller, 22-an intermittent throwing device, 23-a transmission sleeve, 24-a rotating rod, 25-a lifting rod, 26-a second positioning sleeve, 27-a connecting plate, 28-a transmission plate, 29-an inclined pipe, 30-a vertical pipe, 31-a through groove, 32-a sealing block, 33-reinforcing frame, 34-extension tube.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a liquid food feeding device for nursing digestive patients comprises a fixing frame 1, and the fixing frame 1 is arranged to play a role in fixing and supporting the whole body; the right end of the upper support on the inner wall of the left side of the fixed frame 1 is fixedly connected with a guide pipe 2, the inner wall of the guide pipe 2 is fixedly connected with a guide bulge 3, and the guide bulge 3 is obliquely arranged in the guide pipe 2; the number of the guide bulges 3 is not less than two, the two guide bulges 3 are arranged in a relatively staggered manner in the vertical direction, and the arrangement of not less than two can be matched with a better effect, improve the downward flow guiding effect and increase the flow guiding prevention effect, and reduce discomfort caused to a patient in use; the bottom of the conduit 2 is fixedly connected with the stomach tube in a sealing way, the top of the conduit 2 is fixedly connected with a bearing sleeve 4, the bearing sleeve 4 is a circular truncated cone-shaped sleeve, and the right side of the conduit 2 is provided with a through hole and is fixedly connected with a piston tube 5 in a sealing way through the through hole;

the right end of the piston pipe 5 is fixedly connected with a sleeve 6 in a sealing manner, the inner wall of the piston pipe 5 is connected with a piston block 7 in a sliding manner, the left side of the piston block 7 is provided with an arc-shaped concave surface, and the buffer and guide effects are achieved through the arrangement of the arc-shaped concave surface on the piston block 7; the right side of the piston block 7 is rotatably connected with a guide rod 8 through a pin shaft, a power supply is switched on through a motor 10, an output shaft on the piston block drives a shaft I11 to synchronously rotate, the shaft I11 synchronously drives a cylindrical cam 12 to rotate, and the guide rod 8 can only slide left and right on the sleeve 6 due to the limitation of the sleeve 6, so that after the cylindrical cam 12 rotates, a guide slide rod 9 on the guide rod 8 can slide relative to the cylindrical cam 12 and slide left and right under the guidance of a sliding groove on the outer contour of the cylindrical cam 12, and the guide rod 8 synchronously drives the piston block 7 to slide left and right; because the piston block 7 is connected with the guide rod 8 through the pin shaft, the piston block 7 can slide in the piston pipe 5 in a reciprocating manner, when the piston block 7 moves rightwards in the piston pipe 5, negative pressure can be generated instantly, liquid food in the guide pipe 2 can flow towards the piston pipe 5 due to the negative pressure, but the liquid food in the bottom section of the guide pipe 2 is difficult to move upwards due to the blocking of the guide bulge 3, namely the situation of reverse flow is not often generated in clinical use; when the piston block 7 moves leftwards in the piston tube 5, the liquid food stored in the previous storage can be quickly pushed out, one part of the liquid food moves upwards in the guide tube 2, the other part of the liquid food moves downwards under the guiding action of the guide bulge 3, and the liquid food in the stomach tube is finally pushed to move downwards, so that the effect of automatic food delivery is realized; when the motor 10 rotates continuously, food can be fed continuously, and the food feeding speed can be adjusted according to the food feeding condition of a patient in actual use; the surface of the guide rod 8 penetrates through the right side of the sleeve 6 and is movably connected with the sleeve 6, the right end of the guide rod 8 is fixedly connected with a guide sliding rod 9, the right side of the inner wall of the fixed frame 1 is fixedly connected with a motor 10, and the motor 10 is powered by an external power supply; a slave sensor can be arranged in the conduit 2, the pressure in the conduit 2 is monitored by the sensor, once the conduit 2 has large pressure change or the pressure reaches a preset upper line and a preset lower line, the rotating speed of the motor 10 is controlled and adjusted by a microprocessor, so that the pressure tends to a normal range, and the effects of pressure monitoring and self-adaptive adjustment are realized; the surface of the motor 10 is fixedly connected with a reinforcing frame 33, the right end of the reinforcing frame 33 is fixedly connected with the right side of the inner wall of the fixed frame 1, and the firmness of the installation of the motor 10 is further improved and the shaking during the use is reduced and avoided through the arrangement of the reinforcing frame 33; a first shaft 11 is fixedly connected to the left end of an output shaft on a motor 10, a cylindrical cam 12 is fixedly connected to the surface of the first shaft 11 close to the left end, the inner wall of a groove on the arc-shaped contour of the cylindrical cam 12 is slidably connected with the surface of the guide slide bar 9 close to the rear end, a first conical gear 13 is fixedly connected to the surface of the first shaft 11, a second conical gear 14 is meshed with the surface of the first conical gear 13, a second shaft 15 is fixedly connected to the inner wall of the second conical gear 14, a first positioning sleeve 16 is fixedly connected to the left end of a support on the inner wall of the right side of a fixing frame 1, the inner wall of the first positioning sleeve 16 is slidably connected with the surface of the second shaft 15, a third conical gear 17 is fixedly connected to the surface of the first positioning sleeve 16 close to the top, a fourth conical gear 18 is meshed with the surface of the third conical gear 17, a third shaft 19 is fixedly, the top of the feed inlet on the uniform mixing shell 20 is fixedly connected with an extension pipe 34, when the stirring roller 21 is used for stirring in the uniform mixing shell 20, the liquid food splashes out of the feed inlet, and the extension pipe 34 is arranged, so that the liquid food can be prevented from splashing out, and the use is more worry-saving; the surface of the third shaft 19, which is close to the left end, penetrates through the uniform mixing shell 20 and is fixedly connected with a stirring roller 21, the first shaft 11 rotates to drive the first conical gear 13 to transmit, the second conical gear 14 meshed with the first conical gear 13 synchronously drives the second shaft 15 to rotate, and the third conical gear 17 and the fourth conical gear 18 are meshed to transmit, so that the third shaft 19 drives the stirring roller 21 to rotate in the uniform mixing shell 20, the stirring roller 21 stirs the liquid food in the uniform mixing shell 20, and solid food in the liquid food is prevented from precipitating and bringing inconvenience to the patient; the surface of the guide rod 8 is fixedly connected with an intermittent feeding device 22, and the liquid food in the uniform mixing shell 20 can intermittently flow out through the arrangement of the intermittent feeding device 22, so that the overflow caused by the excessive accumulation of the liquid food in the bearing sleeve 4 is avoided, the stable liquid food supply is realized, and the liquid food in the uniform mixing shell 20 is introduced through a feeding hole on the uniform mixing shell; the intermittent throwing device 22 comprises a transmission sleeve 23, the inner wall of the transmission sleeve 23 is fixedly connected with the surface of a guide rod 8, the upper surface of the transmission sleeve 23 is rotatably connected with a rotating rod 24 through a pin shaft, the top of the rotating rod 24 is rotatably connected with a lifting rod 25 through a pin shaft, the surface of the lifting rod 25 is slidably connected with a second positioning sleeve 26, the left side of the second positioning sleeve 26 is fixedly connected with a connecting plate 27, the left end of the connecting plate 27 is fixedly connected with the right side of the guide pipe 2, the top of the lifting rod 25 is fixedly connected with a transmission plate 28, a discharge hole at the bottom of the uniform mixing shell 20 is fixedly connected with an inclined pipe 29, the lower surface of the uniform mixing shell 20 is fixedly connected with a vertical pipe 30, the bottom of the inclined pipe 29 extends into the vertical pipe 30, a through groove 31 for the transmission plate 28 to slide up and down is formed in the right side of the vertical pipe 30, the through, the stirring effect of the liquid food is improved, so that the liquid food is stirred more fully; the left end of driving plate 28 passes through logical groove 31 and fixedly connected with shutoff piece 32, guide arm 8 can take driving sleeve 23 to remove about during the use, transmission through dwang 24, make lifter 25 can take driving plate 28 to reciprocate, shutoff piece 32 can follow driving plate 28 and reciprocate in standpipe 30, as shown in fig. 2, shutoff piece 32 does not carry out the shutoff with pipe chute 29 this moment, so the liquid food in even thoughtlessly shell 20 can be smooth falls to accepting in sleeve pipe 4 via pipe chute 29 and standpipe 30, and after shutoff piece 32 descends, can carry out the shutoff with the bottom of pipe chute 29, make the liquid food no longer flow out, through the reciprocal lift of shutoff piece 32, realize the intermittent type formula supply of liquid food, avoid accepting the interior liquid food of sleeve pipe 4 and pile up and spill over.

The working principle is as follows: when the liquid food feeding device for nursing digestive patients is used, the fixing frame 1 is arranged to play a role in fixing and supporting the whole body; the power is switched on through the motor 10, the output shaft on the motor drives the first shaft 11 to synchronously rotate, the first shaft 11 synchronously drives the cylindrical cam 12 to rotate, the guide rod 8 only slides left and right on the sleeve 6 due to the limitation of the sleeve 6, so that after the cylindrical cam 12 rotates, the guide slide rod 9 on the guide rod 8 and the cylindrical cam 12 slide relatively and slide left and right under the guidance of the chute on the outer contour of the cylindrical cam 12, the guide rod 8 synchronously drives the piston block 7 to slide left and right, as the piston block 7 is connected with the guide rod 8 through the pin shaft, the piston block 7 can slide back and forth in the piston pipe 5, when the piston block 7 moves right in the piston pipe 5, negative pressure can be generated instantly, the liquid diet in the guide pipe 2 can all flow towards the piston pipe 5, but the liquid diet in the bottom section of the guide pipe 2 is blocked by the guide bulge 3, the liquid food at the bottom is difficult to move upwards, namely the situation of reverse flow is not frequently generated in clinical use; when the piston block 7 moves leftwards in the piston tube 5, the liquid food stored in the previous storage can be quickly pushed out, one part of the liquid food moves upwards in the guide tube 2, the other part of the liquid food moves downwards under the guiding action of the guide bulge 3, and the liquid food in the stomach tube is finally pushed to move downwards, so that the effect of automatic food delivery is realized; when the motor 10 rotates continuously, food can be fed continuously, and the food feeding speed can be adjusted according to the food feeding condition of a patient in actual use; the first shaft 11 rotates to drive the first conical gear 13 to transmit, the second conical gear 14 meshed with the first conical gear 13 synchronously drives the second shaft 15 to rotate, and the third shaft 19 drives the stirring roller 21 to rotate in the uniform mixing shell 20 through meshing transmission of the third conical gear 17 and the fourth conical gear 18, so that the stirring roller 21 stirs the liquid food in the uniform mixing shell 20, and solid food in the liquid food is prevented from precipitating and inconvenience is brought to the patient for eating; through the arrangement of the intermittent feeding device 22, the liquid food in the uniform mixing shell 20 can intermittently flow out, the overflow caused by the excessive accumulation of the liquid food in the receiving sleeve 4 is avoided, and the stable liquid food supply is realized, wherein the liquid food in the uniform mixing shell 20 is introduced through a feeding hole on the uniform mixing shell; through the matching use among the structures, the problem that in the actual use process, as the feeding mode of the liquid diet is mostly feeding through a gastric tube or injecting the liquid diet into the gastric tube through an injector, medical staff are required to control the feeding speed and the feeding amount according to the condition of a patient, and the medical staff with insufficient practical operation experience is difficult to be competent in the work, even can cause secondary injury to the patient is solved; meanwhile, after the liquid food in the injector is used up, the injector and the feeding tube need to be separated, and the liquid food is added into the injector again, so that the injector can be used again, thereby increasing the time for the feeding tube to keep the inside of a human body, aggravating the discomfort of a patient and bringing inconvenience to the use.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A liquid food feeding device for digestive patient care, characterized in that: the device comprises a fixing frame (1), wherein a conduit (2) is fixedly connected to the right end of an upper support on the inner wall of the left side of the fixing frame (1), a guide bulge (3) is fixedly connected to the inner wall of the conduit (2), the bottom of the conduit (2) is fixedly connected with a stomach tube in a sealing manner, a bearing sleeve (4) is fixedly connected to the top of the conduit (2), a through hole is formed in the right side of the conduit (2), and a piston tube (5) is fixedly connected with the right side of the conduit (2);

the right end of the piston pipe (5) is fixedly connected with a sleeve (6) in a sealing manner, the inner wall of the piston pipe (5) is connected with a piston block (7) in a sliding manner, the right side of the piston block (7) is connected with a guide rod (8) in a rotating manner through a pin shaft, the surface of the guide rod (8) penetrates through the right side of the sleeve (6) and is movably connected with the sleeve (6), the right end of the guide rod (8) is fixedly connected with a guide sliding rod (9), the right side of the inner wall of the fixing frame (1) is fixedly connected with a motor (10), the left end of an output shaft on the motor (10) is fixedly connected with a first shaft (11), the surface of the first shaft (11) close to the left end is fixedly connected with a cylindrical cam (12), the inner wall of an arc-shaped contour upper groove of the cylindrical cam (12) is connected with the surface of the guide sliding rod (, a second conical gear (14) is meshed with the surface of the first conical gear (13), a second shaft (15) is fixedly connected to the inner wall of the second conical gear (14), a first positioning sleeve (16) is fixedly connected with the left end of the upper support on the inner wall of the right side of the fixing frame (1), the inner wall of the first positioning sleeve (16) is in sliding connection with the surface of the second shaft (15), a conical gear third (17) is fixedly connected to the surface, close to the top, of the first positioning sleeve (16), a bevel gear four (18) is meshed with the surface of the bevel gear three (17), the inner wall of the conical gear IV (18) is fixedly connected with a shaft III (19), the right end of the upper bracket on the inner wall of the left side of the fixed frame (1) is fixedly connected with a uniform mixing shell (20), the surface of the third shaft (19) close to the left end penetrates through the uniform mixing shell (20) and is fixedly connected with a stirring roller (21), the surface of the guide rod (8) is fixedly connected with an intermittent throwing device (22).

2. A fluid feeding device for digestive department patient care according to claim 1, wherein: the intermittent feeding device (22) comprises a transmission sleeve (23), the inner wall of the transmission sleeve (23) is fixedly connected with the surface of a guide rod (8), the upper surface of the transmission sleeve (23) is rotatably connected with a rotating rod (24) through a pin shaft, the top of the rotating rod (24) is rotatably connected with a lifting rod (25) through a pin shaft, the surface of the lifting rod (25) is slidably connected with a positioning sleeve II (26), the left side of the positioning sleeve II (26) is fixedly connected with a connecting plate (27), the left end of the connecting plate (27) is fixedly connected with the right side of a guide pipe (2), the top of the lifting rod (25) is fixedly connected with a transmission plate (28), a discharge hole of the bottom of the uniformly mixed shell (20) is fixedly connected with an inclined pipe (29), the lower surface of the uniformly mixed shell (20) is fixedly connected with a vertical pipe (30), and the bottom of the inclined pipe (29) extends into, the right side of standpipe (30) is seted up and is supplied driving plate (28) gliding logical groove (31) from top to bottom, the left end of driving plate (28) passes logical groove (31) and fixedly connected with shutoff piece (32).

3. A fluid feeding device for digestive department patient care according to claim 1, wherein: the number of the guide bulges (3) is not less than two, and the two guide bulges (3) are arranged in a relatively staggered manner in the vertical direction.

4. A fluid feeding device for digestive department patient care according to claim 1, wherein: the left side of the piston block (7) is an arc concave surface.

5. A fluid feeding device for digestive department patient care according to claim 1, wherein: the surface of the motor (10) is fixedly connected with a reinforcing frame (33), and the right end of the reinforcing frame (33) is fixedly connected with the right side of the inner wall of the fixing frame (1).

6. A fluid feeding device for digestive department patient care according to claim 1, wherein: the top of the upper feed inlet of the uniform mixing shell (20) is fixedly connected with an extension pipe (34).

7. A fluid feeding device for digestive department patient care according to claim 2, wherein: the number of the through grooves (31) is not less than eight, and the through grooves are symmetrically arranged along the vertical central line of the uniform mixing shell (20).