阅读说明：本技术 一种儿科输液用输液椅 (Infusion chair for pediatric infusion ) 是由 柏春华 于 2021-07-08 设计创作，主要内容包括：本发明涉及一种输液椅,尤其涉及一种儿科输液用输液椅。本发明的技术问题是：提供一种可以缓解输液时枯燥的儿科输液用输液椅。技术方案为：一种儿科输液用输液椅,包括有：底座；扶手,底座两侧设有扶手；输液架,底座一侧设有输液架；坐垫,底座上侧中部滑动式设有坐垫；第一弹簧,坐垫与底座之间连接有四个第一弹簧,第一弹簧套装在底座上；旋转组件,一侧扶手内侧设有旋转组件；活动组件,另一侧扶手内部一侧设有活动组件。本发明的有益效果为：儿童患者将手放置在压力传感器上,控制模块接收信号后控制减速电机进行工作,第一转轴会带动旋转框和显示器正向转动九十度,此时儿童患者可以在输液的同时观看显示器。(The invention relates to an infusion chair, in particular to an infusion chair for pediatric infusion. The technical problem of the invention is that: provides an infusion chair for pediatric infusion, which can relieve the dullness during infusion. The technical scheme is as follows: an infusion chair for pediatric infusion, comprising: a base; armrests are arranged on two sides of the base; the infusion support is arranged on one side of the base; the middle part of the upper side of the base is provided with a cushion in a sliding way; four first springs are connected between the cushion and the base, and the first springs are sleeved on the base; the inner side of the handrail on one side is provided with a rotating component; the movable component is arranged on one side inside the handrail on the other side. The invention has the beneficial effects that: the children patient places the hand on pressure sensor, and control gear motor carries out work behind the control module received signal, and first pivot can drive rotatory frame and display forward rotation ninety degrees, and children patient can watch the display when the infusion this moment.)

1. The utility model provides a paediatrics infusion is with infusion chair which characterized in that, including:

a base (1);

the handrails (2) are arranged on two sides of the base (1);

the transfusion stand (4), one side of the base (1) is provided with the transfusion stand (4);

the middle part of the upper side of the base (1) is provided with the cushion (5) in a sliding way;

four first springs (6) are connected between the cushion (5) and the base (1), and the first springs (6) are sleeved on the base (1);

the rotating component (7) is arranged on the inner side of the handrail (2) on one side;

the movable component (8) is arranged at one side inside the handrail (2) at the other side of the movable component (8).

2. An infusion chair for pediatric infusion according to claim 1, characterized in that the rotation group (7) comprises:

a pressure lever (701) is arranged on one side of the bottom of the seat cushion (5);

the rotating sleeve (702) is rotatably arranged at the middle side in the handrail (2) at one side;

the movable rod (703) is arranged on one side of the rotating sleeve (702) in a sliding mode, and the movable rod (703) is matched with the pressure rod (701);

a second spring (704), wherein the second spring (704) is connected between the movable rod (703) and the rotating sleeve (702);

a rotating rod (705), and one side of the rotating sleeve (702) is provided with the rotating rod (705).

3. An infusion chair for pediatric infusion as defined in claim 2, wherein the mobile assembly (8) comprises:

the movable frame (801), one side of the inside of the handrail (2) at one side is provided with the movable frame (801) in a sliding way, and the movable frame (801) is matched with the rotating rod (705) in a sliding way;

the top of the movable frame (801) is provided with the mounting frame (802);

the first rotating shaft (803) is rotatably arranged on one side of the mounting frame (802);

the top of the first rotating shaft (803) is provided with a rotating frame (804);

the speed reducing motor (805) is arranged at the lower side inside the mounting frame (802);

the middle side of the bottom of the mounting frame (802) is rotatably provided with a second rotating shaft (806);

bevel gears (807), the output shaft of the speed reducing motor (805) and the bottom of the second rotating shaft (806) are provided with the bevel gears (807), and the bevel gears (807) are meshed with each other;

the first rotating shaft (803) and the second rotating shaft (806) are both provided with a synchronizing wheel (808);

synchronous belts (809), and the synchronous belts (809) are connected between the synchronous wheels (808);

the display (810), the display (810) is arranged in the rotating frame (804);

the distance sensor (811), the middle part of one side of the base (1) is provided with the distance sensor (811);

and the pressure sensor (812) is arranged at the top of the handrail (2) on one side.

4. The infusion chair for pediatric infusion as defined in claim 3, further comprising a locking assembly (9), wherein the locking assembly (9) comprises:

the cam (901), the bottom of the first rotating shaft (803) is provided with the cam (901);

the clamping rod (902) is arranged on one side of the mounting frame (802) in a sliding mode, and the clamping rod (902) is matched with the cam (901);

and a third spring (903), wherein the third spring (903) is connected between the clamping rod (902) and the mounting frame (802).

5. The infusion chair for pediatric infusion according to claim 4, further comprising a guard assembly (10), wherein the guard assembly (10) comprises:

the upper part of the handrail (2) at one side is rotatably provided with a rotating plate (1001), and the rotating plate (1001) is matched with the mounting frame (802);

the first sliding block (1002) is arranged on the upper side of the handrail (2) on one side in a sliding manner;

the connecting rod (1003) is rotatably arranged between the first sliding block (1002) and the rotating rod (705);

and a fourth spring (1004), wherein the fourth spring (1004) is connected between the first slider (1002) and the armrest (2).

6. The infusion chair for pediatric infusion according to claim 5, further comprising an adjustment assembly (11), wherein the adjustment assembly (11) comprises:

the pull rod (1101) is arranged on one side of the rotating sleeve (702) in a sliding mode;

a knob (1102), wherein one side of the pull rod (1101) is provided with the knob (1102);

fixed blocks (1103) are arranged on two sides of the pull rod (1101), and the fixed blocks (1103) are in sliding fit with the grooves (1104).

7. The infusion chair for pediatric infusion as defined in claim 6, further comprising a stop assembly (12), wherein the stop assembly (12) comprises:

the middle part of one side of the cylinder body (1201) is provided with the cylinder body (1201);

the piston rack (1202) is arranged on one side of the cylinder body (1201) in a sliding mode, and the piston rack (1202) is matched with the movable rod (703);

a fifth spring (1203), wherein the fifth spring (1203) is connected between the piston frame (1202) and the cylinder body (1201);

the connecting pipe (1204) is arranged at the bottom of the cylinder body (1201);

a second sliding block (1205), wherein one side of the handrail (2) at one side is provided with the second sliding block (1205) in a sliding way, and the second sliding block (1205) is matched with the first sliding block (1002);

the sealing block (1206) is arranged on the lower side of the second sliding block (1205) in a sliding mode, and the sealing block (1206) is matched with the connecting pipe (1204);

and a sixth spring (1207), wherein the sixth spring (1207) is symmetrically connected between the second slide block (1205) and the sealing block (1206).

8. The pediatric transfusion chair as claimed in claim 7, further comprising an electric control box (3), wherein the electric control box (3) is fixedly connected to the side surface of one side armrest (2), a switch power supply, a control module and a power module are installed in the electric control box (3), the switch power supply supplies power to the whole device, the output end of the switch power supply is electrically connected with the power module, the power module is connected with a power main switch through a circuit, the control module is electrically connected with the power module, and the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the pressure sensor (812) and the distance sensor (811) are electrically connected with the control module, and the speed reducing motor (805) is connected with the control module through a peripheral circuit.

Technical Field

The invention relates to an infusion chair, in particular to an infusion chair for pediatric infusion.

Background

Infusion is one of the most common and most direct effective treatment methods, and when a child has a fever or other serious diseases, medical staff generally let the child sit on a chair, and then insert a needle into a blood vessel on the hand of the child to perform infusion. Children are less resistant, and may require two or more parents to take care of once an influenza has occurred. Today, the pace of life is so fast, a child takes time of a plurality of adults in illness, normal work and life of a caring parent are delayed, and inconvenience is brought to the caring parent.

The invention aims to solve the technical problem and provides an infusion chair for pediatric infusion, which can relieve dullness during infusion.

Disclosure of Invention

In order to overcome the defects that children take time of a plurality of adults when they are ill, normal work and life of nursing parents are delayed, and inconvenience is brought to the nursing parents, the technical problem of the invention is as follows: provides an infusion chair for pediatric infusion, which can relieve the dullness during infusion.

The technical scheme is as follows: an infusion chair for pediatric infusion, comprising: a base; armrests are arranged on two sides of the base; the infusion support is arranged on one side of the base; the middle part of the upper side of the base is provided with a cushion in a sliding way; four first springs are connected between the cushion and the base, and the first springs are sleeved on the base; the inner side of the handrail on one side is provided with a rotating component; the movable component is arranged on one side inside the handrail on the other side.

More preferably, the rotating assembly includes: a pressure rod is arranged on one side of the bottom of the cushion; the middle side in the armrest at one side is rotatably provided with a rotating sleeve; the movable rod is arranged on one side of the rotating sleeve in a sliding mode and is matched with the pressure rod; the second spring is connected between the movable rod and the rotating sleeve; a rotating rod is arranged on one side of the rotating sleeve.

More preferably, the movable assembly comprises: the movable frame is arranged on one side inside the handrail on one side in a sliding manner, and the movable frame is in sliding fit with the rotating rod; the top of the movable frame is provided with a mounting frame; the first rotating shaft is rotatably arranged on one side of the mounting frame; the top of the first rotating shaft is provided with a rotating frame; the lower side in the mounting frame is provided with the speed reducing motor; the second rotating shaft is rotatably arranged at the inner side of the bottom of the mounting frame; bevel gears are arranged at the output shaft of the speed reducing motor and the bottom of the second rotating shaft, and are meshed with each other; the first rotating shaft and the second rotating shaft are provided with synchronizing wheels; synchronous belts are connected between the synchronous wheels; the display is arranged in the rotating frame; the middle part of one side of the base is provided with a distance sensor; and the top of the handrail on one side is provided with the pressure sensor.

More preferably, the locking device further comprises a locking assembly, wherein the locking assembly comprises: the cam is arranged at the bottom of the first rotating shaft; the clamping rod is arranged on one side of the mounting frame in a sliding mode, and the clamping rod is matched with the cam; and a third spring is connected between the clamping rod and the mounting frame.

More preferably, the protection device further comprises a protection component, wherein the protection component comprises: the upper part of the handrail on one side is rotatably provided with a rotating plate which is matched with the mounting frame; the first sliding block is arranged on the upper side of the handrail on one side in a sliding manner; the connecting rod is rotatably arranged between the first sliding block and the rotating rod; and a fourth spring is connected between the first sliding block and the handrail on one side.

More preferably, the device further comprises an adjusting component, wherein the adjusting component comprises: a pull rod is arranged on one side of the rotating sleeve in a sliding manner; a knob is arranged on one side of the pull rod; the fixed block, pull rod both sides are equipped with the fixed block, and slidingtype cooperation between fixed block and the recess.

More preferably, still including spacing subassembly, spacing subassembly includes: the middle part of one side of the handrail is provided with a cylinder body; the piston frame is arranged on one side of the cylinder body in a sliding mode, and the piston frame is matched with the movable rod; the fifth spring is connected between the piston frame and the cylinder body; the bottom of the cylinder body is provided with a connecting pipe; a second sliding block is arranged on one side of the handrail on one side in a sliding manner, and the second sliding block is matched with the first sliding block; the sealing block is arranged on the lower side of the second sliding block in a sliding mode, and the sealing block is matched with the connecting pipe; and the sixth spring is symmetrically connected between the second sliding block and the sealing block.

More preferably, the electric hand-held device further comprises an electric control box, the electric control box is fixedly connected to the side surface of the handrail on one side, a switching power supply, a control module and a power supply module are installed in the electric control box, the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, the control module is electrically connected with the power supply module, and the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the pressure sensor and the distance sensor are electrically connected with the control module, and the speed reducing motor is connected with the control module through a peripheral circuit.

The invention has the beneficial effects that: the children patient places the hand on pressure sensor, and control module received signal back control motor carries out work, and first pivot can drive rotatory frame and display forward rotation ninety degrees, and children patient can watch the display when the infusion this moment.

Under the effect of locking Assembly, when first pivot rotated, can drive the cam and rotate, when the protruding department of cam contacted with the kelly, can drive the kelly and remove to the left side, and the deformation takes place for the third spring, thereby the kelly blocks the right side handrail for the installing frame can not the downstream, thereby has improved people's work efficiency.

Under adjusting part's effect, when people moved the knob to the right side, can drive fixed block and movable rod and move to the right side, when the depression bar lapse this moment, then can not contact with the movable rod for people can select whether to lift up the display screen.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

FIG. 2 is a schematic diagram of a first partial structure according to the present invention.

FIG. 3 is a second partial structure diagram of the present invention.

FIG. 4 is a third partial structural diagram of the present invention.

FIG. 5 is a schematic diagram of a fourth partial structure of the present invention.

FIG. 6 is a schematic diagram of a fifth partial structure according to the present invention.

FIG. 7 is a schematic diagram of a sixth partial structure according to the present invention.

FIG. 8 is a schematic diagram of a seventh partial structure according to the present invention.

Fig. 9 is a schematic diagram of an eighth partial structure of the present invention.

FIG. 10 is a schematic diagram of a ninth partial structure according to the present invention.

FIG. 11 is a schematic view of a tenth embodiment of the present invention.

FIG. 12 is a schematic view of a tenth embodiment of the present invention.

FIG. 13 is a circuit block diagram of the present invention.

Fig. 14 is a schematic circuit diagram of the present invention.

The meaning of the reference symbols in the figures: 1. a base, 2, an armrest, 3, an electricity control box, 4, an infusion support, 5, a cushion, 6, a first spring, 7, a rotating component, 701, a pressure lever, 702, a rotating sleeve, 703, a movable rod, 704, a second spring, 705, a rotating rod, 8, a movable component, 801, a movable frame, 802, a mounting frame, 803, a first rotating shaft, 804, a rotating frame, 805, a speed reducing motor, 806, a second rotating shaft, 807, a bevel gear, 808, a synchronizing wheel, 809, a synchronous belt, 810, a display, 811, a distance sensor, 812, a pressure sensor, 9, a locking component, 901, a cam, 902, a clamping rod, 903, a third spring, 904, a clamping groove, 10, a protective component, 1001, a rotating plate, 1002, a first slider, 1003, a connecting rod, 1004, a fourth spring, 11, an adjusting component, a pull rod, 1101, a knob, a fixed block, 1103, 1202, a groove, 12, a limiting component, 1201, a cylinder, 1202, a rotating plate, a display, a base, a display, a base, a, Piston frame, 1203, fifth spring, 1204, connecting pipe, 1205, second slider, 1206, seal block, 1207, sixth spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The utility model provides a paediatrics infusion chair for infusion, as shown in figure 1, figure 2, figure 3, figure 4, figure 6 and figure 7, including base 1, handrail 2, infusion support 4, cushion 5, first spring 6, rotating assembly 7 and movable assembly 8, the base 1 left and right sides is equipped with handrail 2, the base 1 right side rear side is equipped with infusion support 4, base 1 upside middle part slidingtype is equipped with cushion 5, be connected with four first springs 6 between cushion 5 and the base 1, first spring 6 suit is on base 1, the 2 inboards of right side handrail are equipped with rotating assembly 7, the inside front side of right side handrail 2 is equipped with movable assembly 8.

The rotating assembly 7 comprises a pressing rod 701, a rotating sleeve 702, a movable rod 703, a second spring 704 and a rotating rod 705, the pressing rod 701 is arranged on the right rear side of the bottom of the seat cushion 5, the rotating sleeve 702 is rotatably arranged on the middle side inside the right armrest 2, the movable rod 703 is movably arranged on the rear side of the rotating sleeve 702, the movable rod 703 is matched with the pressing rod 701, the second spring 704 is connected between the movable rod 703 and the rotating sleeve 702, and the rotating rod 705 is arranged on the front side of the rotating sleeve 702.

The movable assembly 8 comprises a movable frame 801, a mounting frame 802, a first rotating shaft 803, a rotating frame 804, a speed reducing motor 805, a second rotating shaft 806, a bevel gear 807, a synchronizing wheel 808, a synchronous belt 809, a display 810, a distance sensor 811 and a pressure sensor 812, the movable frame 801 is movably arranged at the front side inside the right handrail 2, the movable frame 801 is in sliding fit with the rotating rod 705, the mounting frame 802 is arranged at the top of the movable frame 801, the first rotating shaft 803 is rotatably arranged at the front side of the mounting frame 802, the rotating frame 804 is arranged at the top of the first rotating shaft 803, the speed reducing motor 805 is arranged at the lower side inside the mounting frame 802, the second rotating shaft 806 is rotatably arranged at the middle side at the bottom of the mounting frame 802, the bevel gears 807 are respectively arranged at the output shaft of the speed reducing motor 805 and the bottom of the second rotating shaft 806, the bevel gears are mutually meshed, the synchronizing wheels 808 are respectively arranged on the first rotating shaft 803 and the second rotating shaft 806, the synchronous belt 809 is connected between the synchronizing wheels 808, a display 810 is arranged in the rotating frame 804, a distance sensor 811 is arranged in the middle of the right side of the base 1, and a pressure sensor 812 is arranged at the top of the left handrail 2.

The user presses a power supply main switch to electrify the device, then presses a starting switch which sends a signal, a control module receives the signal and then controls a distance sensor 811 to work, then a child patient sits on a cushion 5, the cushion 5 can move downwards, a first spring 6 deforms, the cushion 5 can drive a pressure rod 701 to move downwards, when the pressure rod 701 moves downwards and contacts with a rotary sleeve 702, the rotary sleeve 702 can be driven to turn over, the rotary sleeve 702 can drive a rotary rod 705 to move upwards, the distance sensor 811 can detect the distance between the rotary rod 705 and the distance sensor 811, when the distance value detected by the distance sensor 811 is smaller than a rated value in the control module, the distance sensor 811 sends a signal, the control module receives the signal and then controls a pressure sensor 812 to work, meanwhile, the rotary rod 705 can drive a movable frame 801 and a mounting frame 802 to move upwards, and then the display 810 is driven to move upwards, then the child patient places a hand on the pressure sensor 812, the pressure sensor 812 can detect the pressure applied on the pressure sensor 812, when the pressure value detected by the pressure sensor 812 is greater than the rated value in the control module, the pressure sensor 812 sends a signal, the control module receives the signal and controls the deceleration motor 805 to operate, the output shaft of the deceleration motor 805 can drive the bevel gear 807, the synchronous belt 809 and the synchronous wheel 808 to rotate, the synchronous wheel 808 can drive the first rotating shaft 803 and the second rotating shaft 806 to rotate ninety degrees in the forward direction, the first rotating shaft 803 can drive the rotating frame 804 and the display 810 to rotate ninety degrees in the forward direction, at this time, the child patient can watch the display 810 while infusion, so that the infusion is less tedious, after the infusion is completed, the child patient leaves the pressure sensor 812, when the pressure value detected by the pressure sensor 812 is equivalent to the rated value in the control module, the pressure sensor 812 sends a signal, the control module receives the signal and controls the deceleration motor 805 to work reversely, the first rotating shaft 803 drives the rotating frame 804 and the display 810 to rotate ninety degrees reversely to reset, then when the child patient leaves the seat cushion 5, because the first spring 6 will drive the cushion 5 to move upward to reset under the action of reset, the cushion 5 will drive the press rod 701 to move upward, when the press rod 701 is separated from the rotary sleeve 702, under the action of gravity, the movable frame 801 and the installation frame 802 are driven to move downwards to be reset, when the distance value detected by the distance sensor 811 is greater than the rated value in the control module, the distance sensor 811 sends a signal, the control module receives the signal and then controls the pressure sensor 812 to stop working, finally the start switch is turned off, the control module receives the signal and then controls the distance sensor 811 to stop working, and the whole equipment is powered off.

Example 2

Based on embodiment 1, as shown in fig. 3, fig. 4, fig. 5, fig. 8, fig. 9, fig. 10, fig. 11 and fig. 12, the present disclosure further includes a locking assembly 9, the locking assembly 9 includes a cam 901, a clamping rod 902 and a third spring 903, the cam 901 is disposed at the bottom of the first rotating shaft 803, the clamping rod 902 is slidably disposed at the left front side of the mounting frame 802, the clamping rod 902 and the cam 901 are engaged with each other, the third spring 903 is connected between the clamping rod 902 and the mounting frame 802, the right armrest 2 is provided with a clamping slot 904, and the clamping slot 904 and the clamping rod 902 are slidably engaged with each other.

When first pivot 803 rotates, can drive cam 901 and rotate, when the protruding department of cam 901 contacts with kelly 902, can drive kelly 902 sidesway and move left, third spring 903 takes place deformation, thereby kelly 902 blocks right side handrail 2, make installing frame 802 can not the downstream, thereby people's work efficiency has been improved, when the protruding department of cam 901 breaks away from with kelly 902, because under the reset action of third spring 903, can drive kelly 902 and move to reseing to the right side, when kelly 902 breaks away from with right side handrail 2, thereby installing frame 802 can freely move.

Still including protection component 10, protection component 10 is including changeing board 1001, first slider 1002, connecting rod 1003 and fourth spring 1004, and the upper portion rotary type of right side handrail 2 is equipped with changeing board 1001, mutually supports between changeing board 1001 and the installing frame 802, and the upside of right side handrail 2 is slided and is equipped with first slider 1002, and the rotary type is equipped with connecting rod 1003 between first slider 1002 and the bull stick 705, is connected with fourth spring 1004 between first slider 1002 and the right side handrail 2.

When installing frame 802 rebound and commentaries on classics board 1001 contact, can drive commentaries on classics board 1001 upset upwards, commentaries on classics board 1001 can drive connecting rod 1003 and first slider 1002 and move to the right side, fourth spring 1004 takes place deformation, when installing frame 802 rebound and commentaries on classics board 1001 contact, because under fourth spring 1004's the effect that resets, can drive connecting rod 1003 and first slider 1002 and move to the left side and reset, when this equipment is not used, commentaries on classics board 1001 can protect installing frame 802, people's availability factor has been improved.

The handrail adjusting device is characterized by further comprising an adjusting component 11, wherein the adjusting component 11 comprises a pull rod 1101, a knob 1102 and fixing blocks 1103, a groove 1104 is formed in the middle of the right side of the right handrail 2, the pull rod 1101 is arranged on the right side of the rotating sleeve 702 in a sliding mode, the knob 1102 is arranged on the right side of the pull rod 1101, the fixing blocks 1103 are arranged on two sides of the pull rod 1101, and the fixing blocks 1103 are matched with the groove 1104 in a sliding mode.

Under initial state, the fixed block 1103 can block right side handrail 2, when people move knob 1102 to the right side, can drive fixed block 1103 and movable rod 703 and move to the right side, and second spring 704 takes place deformation, when depression bar 701 lapse at this moment, then can not contact with movable rod 703 for people can choose whether to lift up the display screen, loosen knob 1102 when people, because under the reset action of second spring 704, can drive knob 1102 and movable rod 703 and move to resetting to the left side.

The novel handrail type hydraulic cylinder is characterized by further comprising a limiting assembly 12, the limiting assembly 12 comprises a cylinder body 1201, a piston frame 1202, a fifth spring 1203, a connecting pipe 1204, a second sliding block 1205, a sealing block 1206 and a sixth spring 1207, the cylinder body 1201 is arranged in the middle of the right handrail 2, the piston frame 1202 is arranged on the left side of the cylinder body 1201 in a sliding mode, the piston frame 1202 is matched with the movable rod 703, the fifth spring 1203 is connected between the piston frame 1202 and the cylinder body 1201, the connecting pipe 1204 is arranged at the bottom of the cylinder body 1201, the second sliding block 1205 is arranged on the front side of the right handrail 2 in a sliding mode, the second sliding block 1205 is matched with the first sliding block 1002, the sealing block 1206 is arranged on the lower side of the second sliding block 1205 in a sliding mode, the sealing block 1206 is matched with the connecting pipe 1204, and the sixth spring 1207 is symmetrically connected between the second sliding block 1205 and the sealing block 1206.

When the movable rod 703 moves to the right and contacts with the piston frame 1202, the movable rod can drive the piston frame 1202 to move to the right, the fifth spring 1203 deforms, the piston frame 1202 can move the liquid in the cylinder 1201 upwards through the connecting pipe 1204, when the liquid contacts with the sealing block 1206, the sealing block 1206 and the second slider 1205 can be driven to move upwards, when the second slider 1205 is matched with the first slider 1002, the first slider 1002 can not move to the right, so that the rotating plate 1001 can not be opened, when the movable rod 703 moves to the left and is separated from the piston frame 1202, due to the reset effect of the fifth spring 1203, the piston frame 1202 can be driven to move to the left, at this time, due to the effect of gravity, the sealing block 1206 and the second slider 1205 can move downwards to reset.

The electric hand-held device is characterized by further comprising an electric control box 3, wherein the electric control box 3 is fixedly connected to the side face of the right handrail 2, a switching power supply, a control module and a power supply module are installed in the electric control box 3, the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, the control module is electrically connected with the power supply module, and the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the pressure sensor 812 and the distance sensor 811 are electrically connected with the control module, and the speed reducing motor 805 is connected with the control module through a peripheral circuit.

While the disclosure has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention as disclosed herein. Accordingly, the scope of the invention should be limited only by the attached claims.