CN111870449A - Liquid food feeding device for nursing in critical medicine department - Google Patents

Abstract

A liquid food feeder for nursing in the critical medicine department comprises a bedstead, wherein a fixed bed plate is fixedly connected to the rear side of the top of the bedstead, a movable bed plate capable of swinging back and forth is arranged on the front side of the top of the bedstead, a suspension rod capable of swinging back and forth and stretching along with the swinging of the movable bed plate is arranged at the side end of the front part of the bedstead, a suspension frame capable of swinging back and forth is arranged at the top of the suspension rod, and two clamping pieces capable of moving left and right relatively are arranged at the bottom of the suspension frame; the top of the movable bed plate is provided with a rising plate which can swing back and forth, the left side and the right side of the center of the top of the rising plate are respectively provided with a sliding plate, and the front side and the rear side of the top of the sliding plate are respectively provided with a bowl-shaped back knocking bowl; the rising plate swings backwards to the limit position to form a structure that the sliding plate reciprocates up and down and the back bowl is knocked to reciprocate back and forth. The invention effectively solves the problems of low nursing efficiency, manual back-beating of the patient when the patient gets up to increase the nursing workload of medical care personnel and high danger coefficient existing in the prior liquid diet feeding of the critical medicine department.

Description

Liquid food feeder for nursing in intensive care department

technical field

The invention belongs to the field of medical devices, and in particular relates to a liquid food feeder for nursing care in the intensive care department.

Background technique

After cardiac surgery, the patient's heart, lung, kidney, brain and other functions are in an unstable state. Through monitoring, abnormal changes are detected in time, and advanced medical technology and equipment are used to correct them immediately, so that various abnormal indicators can quickly return to the normal range, ensuring that The functions of the various organs of the patient are in a stable state, enabling the patient to pass through the dangerous stage.

As soon as the patient enters the intensive care unit after the operation, the medical staff must quickly connect the ventilator, ECG monitoring line, arterial manometer, central venous pressure tube, urinary catheter, gastric tube, infusion pump, etc. These wires and pipes are important pipes for monitoring and sustaining life. Patients should cooperate closely and cannot pull them out by themselves to avoid accidents and endanger the patient's life.

The intensive care unit is directly related to the safety and rehabilitation of surgical patients, and is one of the key links to improve the success rate of surgical operations.

Liquid food feeding is also one of the necessary tasks of the cardiac care unit, but the risk of liquid food feeding is also high, and it is easy to cause choking, and in severe cases, it will block the trachea and endanger the patient's life.

At present, there is no special device for assisting liquid food feeding, which makes it inconvenient to manually raise the patient's back when feeding liquid food. , For medical staff, it not only increases the workload of nursing, but also has a high risk factor.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the present invention provides a liquid food feeder for nursing care in the intensive care department, which effectively solves the low nursing efficiency existing in the liquid food feeding in the intensive medical department at present, and manually makes the patient stand up and pat the back to increase the number of medical staff when coughing. Nursing workload and high risk factors.

The technical scheme adopted by the present invention for solving the above problems is:

A liquid food feeder for nursing in the intensive care department, comprising a bed frame, a fixed bed board is fixedly connected to the rear side of the top of the bed frame, a movable bed board that can swing back and forth is arranged on the front side of the top of the bed frame, and a side end of the front part of the bed frame is provided with a movable bed board. A suspension rod that swings back and forth and retracts as the moving bed plate swings, the top of the suspension rod is provided with a suspension frame that can swing back and forth, and the bottom of the suspension frame is provided with two clips that can relatively move left and right;

The top of the moving bed board is provided with a rising board that can swing back and forth, the left and right sides of the center of the top of the rising board are respectively provided with sliding plates, and the front and rear sides of the top of the sliding board are respectively provided with bowl-shaped knock-back bowls; the rising board swings backwards to the limit position to form the The structure of the up and down reciprocating motion of the skateboard and the front and rear reciprocating motion of the knock-back bowl;

The left and right sides of the top of the rising plate are respectively provided with straps, and the ends of the straps are respectively provided with connection buckles.

Preferably, the rear end of the movable bed plate is hinged with the fixed bed plate, a first motor is fixedly connected to the bottom of the bed frame, a worm is fixedly connected to the shaft of the first motor, and a worm gear is engaged with the worm; It is rotatably connected to the bottom of the bed frame; the worm wheel is fixedly connected with a support plate, the end face of the support plate is hinged with a support rod at the non-circular center position, and the top of the support rod is hinged to the middle of the bottom end of the moving bed plate.

Preferably, the worm gear is coaxially and fixedly connected with an incomplete inner gear ring, and the end face of the incomplete inner gear ring is coaxially and fixedly connected with an incomplete outer gear;

The bottom of the bed frame is rotatably connected with a bidirectional gear, and the worm gear rotates once to form a structure in which the incomplete inner gear and the incomplete outer gear mesh with the bidirectional gears respectively; the incomplete inner gear and the incomplete outer gear are respectively Meshing with the bidirectional gear forms a structure in which the bidirectional gear is forward and reversed.

Preferably, the two-way gear is coaxially fixedly connected with a dial, the dial is matched with a sheave, the sheave is rotatably connected to the bottom of the bed frame, and the dial and the sheave cooperate to form a sheave mechanism;

The sheave is coaxially and fixedly connected with a driving gear, the driving gear is meshed and connected with an idler gear, and the idler gear is rotatably connected to the upper part of the bed frame;

The bottom end of the suspension rod is fixedly connected with a rotating shaft, and the suspension rod is rotatably connected to the upper part of the bed frame through the rotating shaft;

Preferably, a sliding hole is formed at the end of the suspension rod, a telescopic rod is slidably connected in the sliding hole, the top end of the telescopic rod is rotatably connected with the suspension frame, and the bottom end of the telescopic rod is fixedly connected with a turning rod;

The front end of the turning rod is hinged with a pull rod that can swing back and forth, the front end of the pull rod is hinged with a pull seat, and the pull seat is fixedly connected to the upper part of the bed frame on the front side of the suspension rod.

Preferably, the top of the hanger is rotatably connected with a clamping screw; the clamping screw is coaxially and fixedly connected with a clamping runner; the clamping screw is threadedly connected with a clamping screw block, and the clamping screw block is left and right The sides are respectively hinged with clamping rods, and the ends of the clamping rods are respectively hinged with the clips at the corresponding positions;

The front and rear sides of the top of the clip are respectively slidably connected with clamping slide bars, and the clamping slide bars are all fixedly connected to the bottom of the hanger;

One end of one of the clips close to the other clip is fixedly connected with a sealing rod, the other clip is provided with a sealing hole, and the sealing rod is slidably connected in the sealing hole;

The end faces of the bottoms of the two clips that are close to each other are provided with limit clips made of rubber, and the end faces of the limit clips that are close to each other are provided with arc grooves.

Preferably, a second motor is fixedly connected to the bottom center of the riser plate, a main gear is fixedly connected to the shaft of the second motor, the main gear is meshed and connected to a one-way forward gear, and the one-way forward gear is fixedly connected to a main shaft coaxially, The main shaft is rotatably connected to the bottom of the lifting plate;

The left and right sides of the main shaft are respectively connected with cranks through bevel gear sets, and the cranks are all connected to the bottom of the riser plate in rotation; The shaft is fixedly connected with a follow-up gear, and the top of the main cylindrical cam is rotatably connected to the sliding plate; the sliding plate is slidably connected to the left and right sides of the center of the rising plate;

A fixed gear is fixedly connected to the end of the crank, and the axis of the hinge shaft of the crank and the connecting rod is coaxial with the axis of the fixed gear; The movable gear is meshed with the fixed gear and the driven gear respectively;

The center of the bottom of the slide plate is rotatably connected with a relay gear; the rear side of the bottom of the slide plate is rotatably connected with a secondary cylindrical cam; the top of the main cylindrical cam and the secondary cylindrical cam are respectively coaxially and fixedly connected with a synchronizing gear, and the synchronizing gears are both connected to the relay. gear meshing connection;

Both the main cylindrical cam and the secondary cylindrical cam are provided with wavy closed guide grooves; the bottom end of the knock-back bowl is fixedly connected with a reciprocating rod, and the reciprocating rod is slidably connected with the slide plate, and the bottom end side of the reciprocating rod is fixedly connected respectively. There are guide posts, which are respectively slidably connected in the closed guide grooves at the corresponding positions.

Preferably, the shaft of the second motor is connected with a shunt shaft through a bevel gear set, and the shunt shaft is rotatably connected to the bottom of the riser plate; the shunt shaft is connected with a power gear through a telescopic universal joint, and the power gear is rotatably connected to the bottom of the moving bed plate;

The power gear is connected with the input gear through the first gear belt, and the input gear is connected with the linkage gear through the second gear belt. Both the input gear and the linkage gear are connected to the bottom of the moving bed plate in rotation; The gear is coaxially connected with a one-way left gear, and the one-way left gear and the one-right gear are meshed and connected with an incomplete rack; the top of the incomplete rack is slidably connected with a guide block, and the guide block is fixedly connected to the bottom of the moving bed plate;

The incomplete rack is meshed with a drive gear, the drive gear is coaxially fixedly connected with an acceleration gear, the acceleration gear is connected to the bottom of the moving bed plate in rotation, the acceleration gear is meshed and connected with an acceleration pinion, and the acceleration pinion is coaxially and fixedly connected with a stand-up The screw is connected to the bottom of the moving bed in rotation; the screw is connected with a screw block, the screw block is hinged with a swing rod, and the top of the swing rod is hinged at the bottom of the moving bed; the rear end of the lifting plate is hinged with the moving bed.

Preferably, there are limited space slots in the middle and both ends of the incomplete rack; the one-way forward gear, the one-way left gear and the one-way right gear have the same structure; the one-way left gear and the one-way right gear have the same structure. The structure of the gear is symmetrical left and right;

The single forward gear, the single left gear and the single right gear all include an outer gear ring, and the inner circumference of the outer gear ring is provided with an inner ratchet; A plurality of pawls are connected, and the pawls are engaged with the inner ratchet teeth.

The present invention has novel structure, ingenious design, simple and convenient operation, and has the following advantages compared with the prior art:

1. This device can effectively improve the nursing efficiency of patients with liquid food feeding, and can effectively reduce choking by setting a swingable moving bed plate and setting a suspension rod that can rotate and extend as the moving bed plate swings backwards. The probability of cough occurrence; the liquid food bag can be directly placed in the hanging frame, so as to complete the 15° to 20° body position inclination adjustment and the elevation of the liquid food bag in one go.

2. The device can quickly adjust the patient to the sitting position when choking occurs by setting up a swingable riser plate and setting straps on the left and right sides of the riser plate, effectively reducing the nursing workload of medical staff.

3. The device can quickly discharge the liquid food by setting the knock-back bowl that starts to reciprocate up and down and pat back and forth as the rising plate is turned to a horizontal state, thereby improving the safety of liquid food feeding and effectively ensuring the patient's health. Safe to declare. .

Description of drawings

FIG. 1 is an axonometric view of the liquid food feeder for intensive care nursing in the first state of the present invention.

Fig. 2 is an axonometric view of the second state of the liquid food feeder for intensive care nursing care of the present invention.

Fig. 3 is an axonometric view of the third state of the liquid food feeder for intensive care nursing care of the present invention.

FIG. 4 is an axonometric view of a strut and its connecting components of the liquid food feeder for intensive care nursing care of the present invention.

5 is an axonometric view of the sheave mechanism and its connecting parts of the liquid food feeder for intensive care nursing care of the present invention.

FIG. 6 is an axonometric view of the suspension rod and its connecting parts of the liquid food feeder for intensive care nursing care of the present invention.

Fig. 7 is an axonometric view of the suspension frame of the liquid food feeder for intensive care nursing care of the present invention.

FIG. 8 is an axonometric view of the pendulum rod and its connecting parts of the liquid food feeder for intensive care nursing care of the present invention.

9 is an axonometric view of an incomplete rack and its connecting parts of the liquid food feeder for intensive care nursing care of the present invention.

Fig. 10 is a first axonometric view of the back bowl of the liquid food feeder for intensive care nursing care of the present invention and its connecting parts.

Fig. 11 is a second axonometric view of the back bowl of the liquid food feeder for intensive care nursing care of the present invention and its connecting parts.

Fig. 12 is an axonometric view of the slide plate and its connecting parts of the liquid food feeder for intensive care nursing care of the present invention.

13 is an exploded view of the one-way forward gear of the liquid food feeder for intensive care nursing care of the present invention.

In the attached drawings: 1-bed frame, 2-fixed bed board, 3-movable bed board, 4-getting up board, 5-slide board, 6-knocking back bowl, 7-hanging rod, 8-hanging frame, 9-clamp, 10 - Strap, 11- Connecting Buckle, 12- Support Rod, 13- Support Disc, 14- Worm Gear, 15- Worm, 16- First Motor, 17- Incomplete Ring Gear, 18- Incomplete External Gear, 19- Two-way gear, 20-dial, 21-sheave, 22-drive gear, 23-idler, 24-telescopic rod, 25-turn rod, 26-tie rod, 27-pull seat, 28-driven gear, 29- Rotary shaft, 30-clamping screw, 31-clamping wheel, 32-clamping screw block, 33-clamping rod, 34-clamping sliding rod, 35-seal rod, 36-limiting clamp, 37-swing rod , 38-starting screw block, 39-starting screw, 40-speeding pinion, 41-speeding large gear, 42-driving gear, 43-incomplete rack, 44-limiting slot, 45-one-way left gear, 46-Single right gear, 47-Linked gear, 48-Input gear, 49-Second gear belt, 50-First gear belt, 51-Power gear, 52-Telescopic universal joint, 53-Guide block, 54- The second motor, 55-main gear, 56-single forward gear, 57-spindle, 58-crank, 59-fixed gear, 60-connecting rod, 61-moving gear, 62-main cylindrical cam, 63-slave cylindrical cam , 64-reciprocating rod, 65-split shaft, 66-outer ring gear, 67-inner ratchet, 68-pawl, 69-inner sleeve, 70-synchronizing gear, 71-relay gear, 72-follower gear .

Detailed ways

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in Figures 1-13, the present invention provides a liquid food feeder for intensive care nursing, comprising a bed frame 1, a fixed bed board 2 is fixedly connected to the back side of the top of the bed frame 1, and a movable The movable bed board 3 swings back and forth, and the front side end of the bed frame 1 is provided with a suspension rod 7 that can swing forward and backward and retract as the movable bed board 3 swings. The bottom is provided with two clips 9 that can relatively move left and right;

The top of the moving bed plate 3 is provided with a rising plate 4 that can swing back and forth, a sliding plate 5 is respectively arranged on the left and right sides of the top center of the rising plate 4, and a bowl-shaped knock-back bowl 6 is respectively arranged on the front and rear sides of the top of the slip-board 5, and the knock-back bowl is made of silicone Material; the lifting plate 4 swings backward to the limit position to form a structure in which the sliding plate 5 reciprocates up and down, and the knock-back bowl 6 reciprocates back and forth;

Straps 10 are respectively provided on the left and right sides of the top of the riser plate 4 , and connecting buckles 11 are respectively provided at the ends of the straps 10 .

The device can effectively improve the nursing efficiency of the patient's liquid food feeding, and can effectively reduce the The probability of choking; the liquid food bag can be directly placed in the hanger 8, so as to complete the 15° to 20° body position inclination adjustment and the elevation of the liquid food bag in one go.

The device can quickly adjust the patient to the sitting position when choking occurs by setting the swingable riser plate 4 and the straps 10 on the left and right sides of the riser plate 4, thereby effectively reducing the nursing workload of medical staff.

By setting the knock-back bowl 6, which starts to reciprocate up and down and slap back and forth as the rising plate 4 is turned to a horizontal state, the device can quickly discharge the liquid food, improve the safety of liquid food feeding, and effectively ensure the patient's safety. Safe to declare.

As shown in FIGS. 3-4 , the rear end of the movable bed plate 3 is hinged to the fixed bed plate 2 , the bottom of the bed frame 1 is fixedly connected to a first motor 16 , and the shaft of the first motor 16 is fixedly connected to a worm 15 coaxially. , the worm 15 is meshed and connected with the worm wheel 14; the worm wheel 14 and the worm 15 are both rotatably connected to the bottom of the bed frame 1; in the middle of the bottom end of the moving bed plate 3 .

The principle of adjusting the angle of the movable bed plate 3 is as follows: when the first motor 16 rotates, the support plate 13 is rotated through the worm gear group, so that the support plate 13 can swing with the support rod 12 hinged therewith, thereby changing the movable bed plate 3 The relative angle between the fixed bed plate 2 (the support plate 13, the support rod 12 and the moving bed plate 3 constitute a crank-rocker mechanism).

As shown in FIG. 4 , the worm gear 14 is coaxially and fixedly connected with an incomplete inner gear 17 , and the end face of the incomplete inner gear 17 is coaxially and fixedly connected with an incomplete outer gear 18 ;

The bottom of the bed frame 1 is rotatably connected with a bidirectional gear 19, and the worm gear 14 rotates once to form a structure in which the incomplete inner gear 17 and the incomplete outer gear 18 mesh with the bidirectional gear 19 respectively; the incomplete inner gear 19 17 and the incomplete external gear 18 mesh with the bidirectional gear 19 respectively to form a structure in which the bidirectional gear 19 is forward and reversed.

The number of teeth of the incomplete ring gear 17 and the number of teeth of the incomplete external gear 18 are equal to the number of teeth of the two-way gear 19, so that the worm gear 14 can rotate once, and the two-way gear 19 can rotate forward and reverse once.

As shown in FIG. 5 , the two-way gear 19 is coaxially and fixedly connected with a dial 20, the dial 20 is matched with a sheave 21, the sheave 21 is rotatably connected to the bottom of the bed frame 1, and the dial 20 and the sheave 21 cooperate to form a groove wheel mechanism;

The sheave 21 is coaxially and fixedly connected with a driving gear 22, the driving gear 22 is meshed with an idler gear 23, and the idler gear 23 is rotatably connected to the upper part of the bed frame 1;

A rotating shaft 29 is fixedly connected to the bottom end of the hanging rod 7, and the hanging rod 7 is rotatably connected to the upper part of the bed frame 1 through the rotating shaft 29; 23 Engagement connection.

When the two-way gear 19 rotates one circle, the driving gear 22 can be rotated by 90° through the sheave mechanism, so that the driving gear 28 can be rotated with the driven gear 28 and its fixedly connected suspension rod 7 through the idler gear 23, thereby It can realize that the support plate 13 rotates half a circle to turn the movable bed plate 3 to the maximum angle, and the suspension rod 7 can be in a vertical state; when the support plate 13 continues to rotate to a circle, the movable bed plate 3 is turned to a horizontal state and the suspension rod 7 is re-positioned. in a horizontal state.

As shown in Figures 2, 5, and 6, a sliding hole is formed at the end of the suspension rod 7, and a telescopic rod 24 is slidably connected to the sliding hole. Connected with a turning rod 25;

The front end of the turning rod 25 is hinged with a pull rod 26 that can swing back and forth, and the front end of the pull rod 26 is hinged with a pull seat 27 , which is fixedly connected to the upper part of the bed frame 1 on the front side of the suspension rod 7 .

When the suspension rod 7 is turned from the horizontal to the vertical state, the pull rod 26 will swing, so that the telescopic rod 24 which is slidably connected in the suspension rod 7 can be pushed up and slide upward, so that the suspension rod 7 can be rotated to the vertical state while the suspension rod 7 is rotated. Extend, so as to raise the liquid food bag fixed on it to a height, which is convenient for liquid food feeding.

As shown in FIG. 7 , the top of the hanger 8 is rotatably connected with a clamping screw 30; the clamping screw 30 is coaxially and fixedly connected with a clamping wheel 31; 32, the left and right sides of the clamping screw block 32 are respectively hinged with clamping rods 33, and the ends of the clamping rods 33 are hinged with the clips 9 at the corresponding positions;

The front and rear sides of the top of the clip 9 are respectively slidably connected with a clamping slide bar 34, and the clamping slide bar 34 is fixedly connected to the bottom of the hanger 8;

One end of one clip 9 close to the other clip 9 is fixedly connected with a sealing rod 35, the other clip 9 is provided with a sealing hole, and the sealing rod 35 is slidably connected in the sealing hole;

The end faces of the bottoms of the two clips 9 close to each other are provided with limit clips 36 made of rubber, and the end faces of the limit clips 36 close to each other are provided with arc grooves.

Through the setting of the hanger 8, the liquid food bag with ring can be suspended by the sealing rod 35, and the bottle-shaped liquid food bottle can be clamped and positioned by the limiter 26: by rotating the clamping wheel 31 The screw 30 rotates, so that the clamping screw block 32 can be moved vertically, so that the two clamping rods 33 can swing, so that the two clamping pieces 33 hinged by the clamping rod 33 can be relatively close to or relatively far apart, so that the 1. The sealing rod 35 is inserted into or removed from the sealing hole; 2. The limit clips 36 are close to or away from each other. Therefore, the positioning of the liquid food container can be realized, and it has high adaptability.

As shown in Figures 10-12, a second motor 54 is fixedly connected to the bottom center of the riser plate 4, the shaft of the second motor 54 is coaxially fixedly connected to a main gear 55, and the main gear 55 is meshed with a one-way forward gear 56. The one-way forward gear 56 is coaxially and fixedly connected with a main shaft 57, and the main shaft 57 is rotatably connected to the bottom of the rising plate 4;

The left and right sides of the main shaft 57 are respectively connected with cranks 58 through bevel gear sets, and the cranks 58 are all connected to the bottom of the riser plate 4 in rotation; 62, the bottom end of the main cylindrical cam 62 is coaxially fixedly connected with a follower gear 72, and the top of the main cylindrical cam 62 is rotatably connected to the slide plate 5;

A fixed gear 59 is fixedly connected to the end of the crank 58, and the axes of the hinge shafts of the crank 58 and the connecting rod 60 are coaxial with the axis of the fixed gear 59; The gear 61, the two movable gears 61 at both ends are meshed and connected with the fixed gear 59 and the follower gear 72 respectively;

A relay gear 71 is rotatably connected to the bottom center of the sliding plate 5; a secondary cylindrical cam 63 is rotatably connected to the rear side of the bottom of the sliding plate 5; , the synchronizing gear 70 is meshed with the relay gear 71;

The outer periphery of the main cylindrical cam 62 and the secondary cylindrical cam 63 is provided with a wavy closed guide groove; the bottom end of the knock-back bowl 6 is fixedly connected with a reciprocating rod 64, and the reciprocating rod 64 is slidably connected with the slide plate 5. The side surfaces of the bottom end of 64 are respectively fixedly connected with guide posts, and the guide posts are respectively slidably connected in the closed guide grooves at the corresponding positions.

When the second motor 54 rotates in the forward direction, the main gear 55 rotates with the one-way forward gear 56, so that the main shaft 57 can be rotated, so that the two cranks 59 (crank 59, connecting rod 60 and The sliding plate 5 constitutes a crank-slider mechanism), so that the two sliding plates 5 can be moved back and forth through the connecting rod 60, so that the two back-beating bowls 6 can be moved back and forth along the back of the patient.

When the crank-slider mechanism works, the crank 59 can rotate through the fixed gear 59 which is fixedly connected with it with a plurality of movable gears 61, so that the main cylindrical cam 62 can be rotated, and the main cylindrical cam 62 can pass through the synchronizing gear 70 and the middle gear. Following the rotation of the gear 71 from the cylindrical cam 63, it can rotate through the closed guide groove with the guide post and its fixedly connected reciprocating rod 64, so as to realize the back-and-forth reciprocating motion of the knock-back bowl 6 and the knock-back operation.

When the second motor 54 rotates in the reverse direction, due to the existence of the one-way forward gear 56, the crank-slider mechanism does not work, that is, the knock-back operation is not performed.

As shown in FIGS. 8-9 , the shaft of the second motor 54 is connected with a shunt shaft 65 through a bevel gear set, and the shunt shaft 65 is rotatably connected to the bottom of the riser plate 4 ; the shunt shaft 65 is connected with a power gear through the telescopic universal joint 52 51. The power gear 51 is rotatably connected to the bottom of the moving bed plate 3;

The power gear 51 is connected with the input gear 48 through the first gear belt 50, and the input gear 48 is connected with the linkage gear 47 through the second gear belt 49. The shaft is fixedly connected with a one-way right gear 46, the linkage gear 47 is coaxially fixedly connected with a one-way left gear 45, and the one-way left gear 45 and the one-right gear 46 are meshed and connected with an incomplete rack 43; the top of the incomplete rack 43 A guide block 53 is slidably connected, and the guide block 53 is fixedly connected to the bottom of the movable bed board 3;

The incomplete rack 43 is meshed with a drive gear 42, the drive gear 42 is coaxially and fixedly connected with an acceleration gear 41, the acceleration gear 41 is rotatably connected to the bottom of the moving bed plate 3, and the acceleration gear 41 is meshed with an acceleration pinion 40. The pinion gear 40 is coaxially and fixedly connected with a starting screw 39, which is rotatably connected to the bottom of the movable bed plate 3; The bottom of the rising board 4; the rear end of the rising board 4 is hinged with the moving bed board 3. The middle and both ends of the incomplete rack 43 are respectively provided with limited space slots 44; the one-way forward gear 56, the one-way left gear 45 and the one-way right gear 46 have the same structure; the one-way left gear 45 and The structure of the single right gear 46 is left-right symmetrical.

When the second motor 54 rotates forward, it can rotate with the shunt shaft 65 and the telescopic universal joint 52 through the main gear 55, and then rotate with the power gear 51, and the power gear 51 rotates with the input gear 48 in the forward direction, and the input gear 48 With the linkage gear 47 rotating in the forward direction, the one-way right gear 46 can be rotated (at this time, the one-way left gear 45 is idling and does not transmit power), and the one-way right gear 46 can move with the incomplete rack 43. The driving gear 42 is rotated, and after the acceleration transmission from the acceleration large gear 41 to the acceleration pinion 40, the start-up screw 39 is accelerated and rotated in the forward direction, so that the start-up screw block 38 threadedly connected with it can be threaded along the axial direction of the start-up screw 39. By moving, the pendulum rod 37 can be swung, so that the getting-up board 4 can be swayed, so as to realize the getting-up operation for the patient. And when the lifting plate 4 swings to the limit position, due to the existence of the limiting slot 44, the single right gear 46 is not meshed with the incomplete rack 43, so that the lifting plate 4 can be positioned at the current position.

When the second motor 54 is reversed, the power gear 51 rotates reversely with the input gear 48, the input gear 48 rotates reversely with the linkage gear 47, the one-way left gear 45 rotates and can move with the incomplete rack 43 ( At this time, the single right gear 46 is idling and does not transmit power), so that the incomplete rack 43 can rotate with the driving gear 42. After the acceleration transmission from the acceleration large gear 41 to the acceleration pinion 40, the starting screw 39 is accelerated and reversed. Rotate in the direction of rotation, so that the lifting screw block 38 threadedly connected with it can move along the axial direction of the lifting screw 39, so that the swing rod 37 can be swung, so that the lifting plate 4 can be swung, so that the patient can lie down again at 15°-20° ° on the movable bed plate 3 at an angle.

As shown in FIGS. 12-13 , the one-way forward gear 56 , the one-way left gear 45 and the one-way right gear 46 all include an outer ring gear 66 , and an inner ratchet 67 is provided on the inner circumference of the outer ring gear 66 ; The inner circumference of 66 is rotatably connected with an inner shaft sleeve 69 , and the outer circumference of the inner shaft sleeve 69 is rotatably connected with a plurality of pawls 68 , and the pawls 68 are engaged with the inner ratchet teeth 67 . A torsion spring is provided on the hinge shaft of the pawl 68 and the inner sleeve 69 .

The inner shaft sleeves 69 of the one-way forward gear 56, the one-way left gear 45 and the one-way right gear 46 are respectively fixedly connected with the corresponding shafts. The ring 66 rotates so that power transmission can be realized; when the shaft fixedly connected with it is reversed, the pawl 68 cannot bring the inner ratchet teeth 67 and the outer gear ring 66, and can only run idly and cannot realize power transmission.

When the device is in use, when liquid food feeding is required, the liquid food container is now placed in the hanger 8 and positioned, the patient is positioned through the strap 10 and the connecting buckle 11, and the first motor 16 is controlled to work, so that the movable bed plate 3 The angle between the fixed bed plate 2 and the fixed bed 2 is 15°-20°, and the suspension rod 7 is extended and swung to a vertical state; for liquid food feeding, when a choking state occurs, the second motor 54 is controlled to work to get up. The plate 3 swings to a near-vertical state, and the knock-back bowl 6 can realize up and down reciprocating and back-and-forth reciprocating movements, so that the back of the patient can be beaten, and the choking material can be discharged by knocking the back, which effectively reduces the work of medical staff. It improves the safety of liquid food feeding.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention pertains can make various modifications or additions to the described specific embodiments or replace them in similar manners, but will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Although the bed frame 1, the fixed bed board 2, the movable bed board 3, the stand-up board 4, the slide plate 5, the knock-back bowl 6, the suspension rod 7, the suspension frame 8, the clip 9, the strap 10, the connecting buckle are used more in this article. 11. Support rod 12, support plate 13, worm wheel 14, worm 15, first motor 16, incomplete inner gear 17, incomplete outer gear 18, two-way gear 19, dial 20, sheave 21, driving gear 22, Idler 23, telescopic rod 24, turning rod 25, pull rod 26, pull seat 27, driven gear 28, rotating shaft 29, clamping screw 30, clamping wheel 31, clamping screw block 32, clamping rod 33, clamp Tight sliding rod 34, sealing rod 35, limit clip 36, swing rod 37, lifting screw block 38, lifting screw 39, acceleration pinion 40, acceleration large gear 41, drive gear 42, incomplete rack 43, limit empty Slot 44, one-way left gear 45, one-way right gear 46, linkage gear 47, input gear 48, second gear belt 49, first gear belt 50, power gear 51, telescopic universal joint 52, guide block 53, Two motors 54, main gear 55, one-way forward gear 56, main shaft 57, crank 58, fixed gear 59, connecting rod 60, moving gear 61, main cylindrical cam 62, slave cylindrical cam 63, reciprocating rod 64, shunt shaft 65, Terms such as outer ring gear 66, inner ratchet 67, pawl 68, inner sleeve 69, synchronizing gear 70, relay gear 71, follower gear 72, etc., do not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the present invention; it is contrary to the spirit of the present invention to interpret them as any kind of additional limitation.

Claims (9)

1. The utility model provides a liquid food feeding device of severe medical science nursing usefulness, includes bedstead (1), and bedstead (1) top rear side fixedly connected with decides bed board (2), but bedstead (1) top front side is provided with swing back and forth moves bed board (3), its characterized in that: a suspension rod (7) which can swing back and forth and stretch along with the swing of the movable bed plate (3) is arranged at the front side end of the bed frame (1), a suspension frame (8) which can swing back and forth is arranged at the top of the suspension rod (7), and two clamping pieces (9) which can move left and right relatively are arranged at the bottom of the suspension frame (8);

the top of the movable bed plate (3) is provided with a lifting plate (4) capable of swinging back and forth, the left side and the right side of the center of the top of the lifting plate (4) are respectively provided with a sliding plate (5), and the front side and the rear side of the top of the sliding plate (5) are respectively provided with a bowl-shaped back knocking bowl (6); the lifting plate (4) swings backwards to a limit position to form a structure that the sliding plate (5) reciprocates up and down and the back knocking bowl (6) reciprocates back and forth;

the left side and the right side of the top of the rising plate (4) are respectively provided with a binding belt (10), and the tail ends of the binding belts (10) are respectively provided with a connecting buckle (11).

2. The liquid diet feeder for intensive medical care of claim 1, characterized in that: the rear end of the movable bed plate (3) is hinged with the fixed bed plate (2), the bottom of the bed frame (1) is fixedly connected with a first motor (16), the shaft of the first motor (16) is coaxially and fixedly connected with a worm (15), and the worm (15) is meshed with a worm wheel (14); the worm wheel (14) and the worm (15) are both rotationally connected to the bottom of the bedstead (1); the worm wheel (14) is fixedly connected with a support disc (13), a support rod (12) is hinged to the non-circle center position of the end face of the support disc (13), and the top of the support rod (12) is hinged to the middle of the bottom end of the movable bed plate (3).

3. The liquid diet feeder for intensive medical care as set forth in claim 2, wherein: the worm wheel (14) is coaxially and fixedly connected with an incomplete inner gear ring (17), and the end face of the incomplete inner gear ring (17) is coaxially and fixedly connected with an incomplete outer gear (18);

the bottom of the bedstead (1) is rotatably connected with a bidirectional gear (19), and the worm wheel (14) rotates for a circle to form a structure that the incomplete inner gear ring (17) and the incomplete outer gear (18) are respectively meshed with the bidirectional gear (19); the incomplete inner gear ring (17) and the incomplete outer gear (18) are respectively meshed with the bidirectional gear (19) to form a structure that the bidirectional gear (19) rotates positively and negatively.

4. The liquid diet feeder for intensive medical care as set forth in claim 3, wherein: the bidirectional gear (19) is coaxially and fixedly connected with a driving plate (20), the driving plate (20) is matched with a grooved wheel (21), the grooved wheel (21) is rotatably connected to the bottom of the bedstead (1), and the driving plate (20) and the grooved wheel (21) are matched to form a grooved wheel mechanism;

the grooved pulley (21) is coaxially and fixedly connected with a driving gear (22), the driving gear (22) is meshed with an idler (23), and the idler (23) is rotatably connected to the upper part of the bedstead (1);

the bottom end of the suspension rod (7) is fixedly connected with a rotating shaft (29), and the suspension rod (7) is rotatably connected to the upper part of the bedstead (1) through the rotating shaft (29); the rotating shaft (29) is coaxially and fixedly connected with a driven gear (28), and the driven gear (28) is meshed with the idle gear (23).

5. The liquid diet feeder for intensive medical care of claim 1, characterized in that: the tail end of the suspension rod (7) is provided with a sliding hole, a telescopic rod (24) is connected in the sliding hole in a sliding mode, the top end of the telescopic rod (24) is rotatably connected with the suspension frame (8), and the bottom end of the telescopic rod (24) is fixedly connected with a turning rod (25);

the front part of the tail end of the turning rod (25) is hinged with a pull rod (26) capable of swinging back and forth, the front end of the pull rod (26) is hinged with a pull seat (27), and the pull seat (27) is fixedly connected to the upper part of the bedstead (1) at the front side of the suspension rod (7).

6. The liquid diet feeder for intensive medical care of claim 1, characterized in that: the top of the suspension bracket (8) is rotationally connected with a clamping screw (30); the clamping screw (30) is coaxially and fixedly connected with a clamping rotating wheel (31); the clamping screw rod (30) is in threaded connection with a clamping screw block (32), the left side and the right side of the clamping screw block (32) are respectively hinged with a clamping rod (33), and the tail end of the clamping rod (33) is respectively hinged with a clamping piece (9) at a corresponding position;

the front side and the rear side of the top of the clamping piece (9) are respectively connected with a clamping slide rod (34) in a sliding manner, and the clamping slide rods (34) are fixedly connected to the bottom of the suspension frame (8);

one end of one clamping piece (9) close to the other clamping piece (9) is fixedly connected with a sealing rod (35), the other clamping piece (9) is provided with a sealing hole, and the sealing rod (35) is connected in the sealing hole in a sliding manner;

the end faces, close to each other, of the bottoms of the two clamping pieces (9) are provided with limiting clamps (36) made of rubber, and arc grooves are formed in the end faces, close to each other, of the limiting clamps (36).

7. The liquid diet feeder for intensive medical care of claim 1, characterized in that: the center of the bottom of the lifting plate (4) is fixedly connected with a second motor (54), a main gear (55) is coaxially and fixedly connected with the shaft of the second motor (54), the main gear (55) is meshed with a single-forward gear (56), the single-forward gear (56) is coaxially and fixedly connected with a main shaft (57), and the main shaft (57) is rotatably connected to the bottom of the lifting plate (4);

the left side and the right side of the main shaft (57) are respectively connected with cranks (58) through bevel gear sets, and the cranks (58) are rotationally connected to the bottom of the lifting plate (4); the tail ends of the cranks (58) are respectively hinged with a connecting rod (60), the tail ends of the connecting rods (60) are respectively and rotatably connected with a main cylindrical cam (62), the bottom end of the main cylindrical cam (62) is coaxially and fixedly connected with a follow-up gear (72), and the top end of the main cylindrical cam (62) is rotatably connected with the sliding plate (5); the sliding plates (5) are respectively connected to the left side and the right side of the center of the lifting plate (4) in a sliding manner;

the tail end of the crank (58) is fixedly connected with a fixed gear (59), and the axis of a hinged shaft of the crank (58) and the connecting rod (60) is coaxial with the axis of the fixed gear (59); the top of the connecting rod (60) is rotatably connected with a plurality of mutually meshed moving gears (61) along the length direction, and the two moving gears (61) at the two ends are respectively meshed with the fixed gear (59) and the follow-up gear (72);

the center of the bottom of the sliding plate (5) is rotatably connected with a relay gear (71); the rear side of the bottom of the sliding plate (5) is rotatably connected with a slave cylindrical cam (63); the top ends of the main cylindrical cam (62) and the auxiliary cylindrical cam (63) are respectively coaxially and fixedly connected with a synchronous gear (70), and the synchronous gears (70) are all meshed with the relay gear (71);

the peripheries of the main cylindrical cam (62) and the auxiliary cylindrical cam (63) are provided with wavy closed guide grooves; percussion back bowl (6) bottom equal fixedly connected with reciprocating lever (64), reciprocating lever (64) all with slide (5) sliding connection, reciprocating lever (64) bottom side fixedly connected with guide pillar respectively, guide pillar sliding connection respectively in the closed guide slot that corresponds the position.

8. The liquid diet feeder for intensive medical care as set forth in claim 7, wherein: a shaft of the second motor (54) is connected with a shunt shaft (65) through a bevel gear set, and the shunt shaft (65) is rotationally connected to the bottom of the lifting plate (4); the shunt shaft (65) is connected with a power gear (51) through a telescopic universal joint (52), and the power gear (51) is rotationally connected to the bottom of the movable bed plate (3);

the power gear (51) is connected with an input gear (48) through a first gear belt (50), the input gear (48) is connected with a linkage gear (47) through a second gear belt (49), and the input gear (48) and the linkage gear (47) are both rotationally connected to the bottom of the movable bed plate (3); the input gear (48) is coaxially and fixedly connected with a single right gear (46), the linkage gear (47) is coaxially and fixedly connected with a one-way left gear (45), and the one-way left gear (45) and the one-way right gear (46) are meshed and connected with an incomplete rack (43); the top of the incomplete rack (43) is connected with a guide block (53) in a sliding way, and the guide block (53) is fixedly connected to the bottom of the movable bed plate (3);

the incomplete rack (43) is meshed and connected with a driving gear (42), the driving gear (42) is coaxially and fixedly connected with an accelerating large gear (41), the accelerating large gear (41) is rotatably connected to the bottom of the movable bed plate (3), the accelerating large gear (41) is meshed and connected with an accelerating small gear (40), the accelerating small gear (40) is coaxially and fixedly connected with a rising screw (39), and the rising screw (39) is rotatably connected to the bottom of the movable bed plate (3); the rising screw (39) is in threaded connection with a rising screw block (38), the rising screw block (38) is hinged with a swing rod (37), and the top of the swing rod (37) is hinged with the bottom of the rising plate (4); the rear end of the rising plate (4) is hinged with the movable bed plate (3).

9. The liquid diet feeder for intensive medical care of claim 8, wherein: the middle part and two ends of the incomplete rack (43) are respectively provided with a limit empty groove (44); the structures of the single forward gear (56), the one-way left gear (45) and the one-way right gear (46) are the same; the structure of the unidirectional left gear (45) and the unidirectional right gear (46) is bilaterally symmetrical;

the single forward gear (56), the unidirectional left gear (45) and the unidirectional right gear (46) respectively comprise an outer gear ring (66), and inner ratchets (67) are arranged on the inner circumference of the outer gear ring (66); an inner shaft sleeve (69) is rotatably connected to the inner circumference of the outer gear ring (66), a plurality of pawls (68) are rotatably connected to the outer circumference of the inner shaft sleeve (69), and the pawls (68) are meshed with the inner ratchet (67).

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