Precise infusion pump

Abstract

A precise infusion pump comprises an infusion supporting base and an infusion module set, the infusion supporting base is provided with an infusion standby area, an infusion working area and an infusion tube installation part used for installing an infusion tube, the infusion module set is provided with an infusion structure and a liquid stopping structure, and the infusion structure and the liquid stopping structure are oppositely connected to the infusion supporting base. The infusion structure can move relative to the infusion tube mounting part, and the liquid stopping structure is connected to the infusion tube mounting part and can clamp or loosen the infusion tube; when the infusion pump is in a standby state, the infusion structure is relatively far away from the infusion tube mounting part and enters the infusion standby area, and the liquid stopping structure is loosened; when the infusion pump is in an infusion state, in the process that the infusion structure is relatively close to the infusion tube mounting part and enters the infusion working area, the liquid stopping structure firstly clamps the infusion tube till the infusion structure abuts against the infusion tube and then loosens the infusion tube, and infusion control is conducted on the infusion tube through the infusion structure. According to the scheme, the structural design of the movable infusion structure and the liquid stopping structure is adopted, and the effects of reducing the overall size of the infusion pump and improving the injection accuracy are achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of medical infusion pump, especially, relate to a precision infusion pump. BACKGROUND

[0002] Medical infusion pump is a kind of through mechanism act on infusion tube, can accurately control infusion drop number or infusion flow rate, ensure that the medicine injection speed is uniform, and the accurate amount of drug is injected into the patient's body and plays a role safely;Medical infusion pump is often used in the occasion needing strictly control infusion volume and drug amount, such as application in infant intravenous infusion or intravenous anesthesia injection, pressor drugs and antiarrhythmic drug drug and the drug (chemotherapy drug, high concentration potassium water, concentrated sodium) injection needing in the prescribed time drip infusion etc.Currently, the similar infusion pump body's assembly of market existing is many, and the volume is big, injection process supervision is not in place and infusion structure is fixedly arranged, easily causes infusion structure to stop liquid not in place, produces injection safety hidden danger and injection volume is not accurate enough, for this, the utility model provides a new type of solution for the above technical problems. SUMMARY

[0003] The utility model discloses a kind of precision infusion pumps, adopt the structural design of movable infusion structure plus liquid stop structure, achieve the effect of reducing the overall volume of infusion pump, improve the accuracy of injection and reduce the generation of security risk.

[0004] Based on this, the utility model provides a kind of precision infusion pump, is equipped with opening state and working state, comprising:

[0005] Infusion support seat, the infusion support seat is equipped with infusion standby area, infusion work area and the infusion tube installation part for installing infusion tube;

[0006] Infusion module group, the infusion module group is equipped with infusion structure, liquid stop structure, the infusion structure and liquid stop structure are oppositely connected on the infusion support seat, and the infusion structure can be moved relative to the infusion tube installation part, the liquid stop structure is connected on the infusion tube installation part and can clamp or loosen the infusion tube;

[0007] When the infusion pump is in standby state, the infusion structure is relatively far from the infusion tube installation part and enters infusion standby area, and the liquid stop structure is clamped;When the infusion pump is in infusion state, the infusion structure is relatively close to the infusion tube installation part and enters infusion work area, the liquid stop structure first clamps the infusion tube to the infusion structure and works on the infusion tube, then loosens, and the infusion structure controls the infusion tube.

[0008] The precise infusion pump as described above, the infusion support base is further provided with an infusion base, an infusion locking shell, the infusion locking shell is rotationally connected to the infusion base; when the infusion pump is opened in standby state, the liquid stopping structure clamps or releases the infusion tube 3; when the infusion tube is installed and closed, the infusion structure moves from the infusion standby area to the infusion working area, the liquid stopping structure clamps the infusion tube first, and when the infusion structure works on the infusion tube, the liquid stopping structure releases and makes the infusion pump enter the infusion state.

[0009] The precise infusion pump as described above, the liquid stopping structure is provided with a liquid stopping adjusting piece, which can drive the infusion structure to move and limit the infusion locking shell.

[0010] The precise infusion pump as described above, the infusion module group is further provided with an infusion moving support, an infusion fixing support and an infusion clutch structure, the infusion structure is connected to the infusion moving support, the infusion fixing support and the infusion clutch structure are connected to the infusion support base, and the infusion moving support is connected to the infusion fixing support and connected to the infusion clutch structure; the liquid stopping structure drives the infusion clutch structure to swing through the liquid stopping adjusting piece, and then drives the infusion moving support to move relative to the infusion fixing support.

[0011] The precise infusion pump as described above, the infusion moving support is provided with an infusion structure mounting part and an infusion slide rail sleeve, the infusion slide rail sleeve is connected to the infusion fixing support, and the infusion structure is connected to the infusion structure mounting part and moves through the infusion slide rail sleeve;

[0012] The infusion structure mounting part is provided with an infusion box body, the infusion box body is provided with an infusion clutch protrusion group outside, and the infusion clutch protrusion group can abut against the infusion clutch structure to drive the infusion moving support to move.

[0013] The precise infusion pump as described above, the infusion clutch structure is provided with an infusion clutch first push rod, an infusion clutch second push rod and an infusion clutch connecting rod group, the infusion clutch first push rod and the infusion clutch second push rod are oppositely arranged on the infusion support base, and the infusion clutch first push rod is connected to the liquid stopping adjusting piece; the infusion clutch protrusion group abuts against the infusion clutch first push rod and the infusion clutch second push rod respectively, the infusion clutch first push rod and the infusion clutch second push rod are connected to both sides respectively through the infusion clutch connecting rod group to move synchronously, and then push the infusion clutch protrusion group to move to drive the infusion moving support to move.

[0014] The precise infusion pump has the infusion fixed support, the infusion connecting piece, the infusion sliding rail, the infusion moving support, the infusion sliding rail sleeve and the infusion connecting piece and the infusion sliding rail.

[0015] The precise infusion pump has the infusion structure, the infusion driving piece, the infusion driving motor, the infusion structure mounting portion, the infusion motor mounting position, the infusion driving piece, the infusion box body, the infusion driving motor and the infusion driving control.

[0016] The precise infusion pump has the infusion driving piece, the infusion connecting shaft, the infusion cam group, the infusion pushing push rod group, the infusion connecting shaft, the infusion cam group and the infusion pushing push rod group.

[0017] The precise infusion pump has the liquid stopping structure, the liquid stopping driving portion, the liquid stopping driving motor, the liquid stopping adjusting piece, the liquid stopping driving portion, the liquid stopping driving motor and the infusion driving control.

[0018] The precise infusion pump has the liquid stopping driving portion, the liquid stopping driving motor, the liquid stopping adjusting piece, the liquid stopping driving portion, the liquid stopping driving motor, the infusion driving control, the liquid stopping transmission rod, the liquid stopping movable clamp, the liquid stopping transmission rod, the liquid stopping adjusting piece, the infusion clutch first push rod and the infusion moving support.

[0019] The precise infusion pump has the following beneficial effects:

[0020] 1. The movable infusion structure and the liquid stopping structure are adopted in the structural design, the infusion standby area, the infusion working area and the infusion pipe mounting part are arranged on the infusion support base, the infusion structure and the liquid stopping structure are connected on the infusion support base, the infusion pipe is connected on the liquid stopping structure, the infusion structure enters the infusion standby area or the infusion working area by relatively moving away or relatively moving close to the infusion pipe mounting part, and then the infusion structure is separated from or extruded on the infusion pipe, the liquid stopping structure clamps or loosens the infusion pipe, so that the liquid stopping control of the infusion pipe is realized, the liquid backflow of the infusion pipe is prevented, the liquid stopping of the infusion pipe is not in place when the infusion structure is injected, so that the injection accuracy is affected, the infusion pump body structure is simplified, the overall volume of the infusion pump is reduced, the injection accuracy is improved, and the safety hidden trouble is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0022] Figure 1 The structural schematic diagram of the embodiment of the utility model;

[0023] Figure 2 The partial structure explosion diagram corresponding to Figure 1

[0024] Figure 3 The structural schematic diagram corresponding to Figure 2 another direction;

[0025] Figure 4 The structural explosion diagram of the embodiment of the utility model;

[0026] Figure 5 The enlarged view of A corresponding to Figure 4

[0027] Figure 6 The structural schematic diagram corresponding to Figure 4 another direction;

[0028] Figure 7 The enlarged view of B corresponding to Figure 6

[0029] Figure 8 The connection structure schematic diagram of the infusion structure and the liquid stopping structure;

[0030] Figure 9 The structural schematic diagram corresponding to Figure 8 another direction;

[0031] Figure 10 ​​​Structure diagram of the part corresponding to the infusion module set;

[0032] Figure 11 Structure diagram of the part corresponding to the infusion module set; Figure 10

[0033] Figure 12 Structure diagram of the part corresponding to the infusion module set; Figure 11

[0034] Figure 13 Structure diagram of the part corresponding to the infusion module set;

[0035] Figure 14 Structure diagram of the part corresponding to the infusion module set;

[0036] Figure 15 Structure diagram of the part corresponding to the infusion module set; Figure 14

[0037] Figure 16 Structure diagram of the part corresponding to the infusion module set; Figure 15

[0038] Structure diagram of the part corresponding to the infusion module set; Figure 17

[0039] Structure diagram of the part corresponding to the infusion module set; Figure 18

[0040] Structure diagram of the part corresponding to the infusion module set; Figure 19 Figure 18 Structure diagram of the part corresponding to the infusion module set;

[0041] Figure 20 Structure diagram of the part corresponding to the infusion module set;

[0042] Figure 21 Figure 20 Structure diagram of the part corresponding to the infusion module set;

[0043] ​​​​​In the figure: 11-infusion base, 111-infusion alarm speaker, 112-infusion charging port, 113-device standby interface, 12-infusion upper shell, 13-infusion locking shell, 131-infusion interaction screen module, 132-infusion door lock catch, 133-infusion door control key, 14-infusion working groove, 141-infusion pipe mounting part, 1411-infusion push rod working position, 14111-infusion protection film, 1412-liquid stopping structure mounting position, 1413-liquid stopping movable clamp matching part, 14141-first monitoring inductor, 14142-second monitoring inductor, 14151-first upper pressure sensor, 14152-second upper pressure sensor, 14161-first lower pressure sensor, 14162-second lower pressure sensor, 142-infusion door lock catch matching position; 211-infusion driving part, 2111-infusion connecting shaft, 2112-infusion cam set, 21121-first eccentric cam, 21122-eccentric cam separator, 21123-rotation bearing, 21124-limiting wheel, 21125-rotation gear, 21126-infusion mechanism positioning tooth, 2113-infusion push rod set, 212-infusion driving motor, 2211-liquid stopping transmission rod, 22111-liquid stopping transmission connecting block, 22112-liquid stopping connecting gear, 2212-liquid stopping adjusting part, 22121-liquid stopping movable clamp limiting groove, 22122-liquid stopping adjusting part connecting groove, 22123-liquid stopping first clutch connecting column limiting groove, 22124-liquid door lock catch locking groove, 2213-liquid stopping movable clamp, 22131-liquid stopping movable clamp tightening part, 22132-liquid stopping movable clamp limiting column, 222-liquid stopping driving motor, 223-liquid stopping fixing frame, 23-infusion moving support, 231-infusion structure mounting part, 23111-infusion clutch protrusion set, 23112-infusion upper box body, 23113-infusion lower box body, 231131-infusion push rod limiting groove, 232-infusion slide rail sleeve, 24-infusion fixing support, 241-infusion connecting part, 242-infusion slide rail, 25-infusion clutch structure, 251-infusion first push rod, 2511-infusion first protrusion groove, 2512-infusion first clutch connecting column, 252-infusion second push rod, 2521-infusion second protrusion groove, 253-infusion clutch connecting link set; 3-infusion pipe. DETAILED DESCRIPTION

[0044] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0045] AsFigures 1 to 17 The utility model discloses a precise infusion pump, be equipped with opening state and working condition, including:

[0046] Infusion support seat, the infusion support seat is equipped with infusion standby area, infusion work area and be used for installing infusion pipe 3 infusion pipe installation part 141,

[0047] Infusion module group, the infusion module group is equipped with infusion structure, liquid stop structure, the infusion structure and liquid stop structure are connected on the infusion support seat relative, and the infusion structure can be relative infusion pipe installation part 141 moves, the liquid stop structure is connected on the infusion pipe installation part 141 can clamp or loosen infusion pipe 3,

[0048] When the infusion pump is in standby state, the infusion structure is relatively far from the infusion pipe installation part 141 and enters the infusion standby area, and the liquid stop structure is clamped, when the infusion pump is in infusion state, the infusion structure is relatively close to the infusion pipe installation part 141 and enters the infusion work area, the liquid stop structure first clamps infusion pipe 3 to the infusion structure and is abutted on infusion pipe 3 when working, then loosens, and the infusion structure controls the infusion of infusion pipe 3.

[0049] Specifically, the infusion support seat is also equipped with infusion base 11, infusion locking shell 13, the infusion locking shell 13 is rotatably connected in the infusion base 11, when the infusion locking shell 13 is in standby state opening, the liquid stop structure is in the clamping state when there is infusion pipe 3 or in the loosening state when there is no infusion pipe 3, so that the liquid stop structure clamps infusion pipe 3 to prevent liquid backflow, to improve injection safety or the liquid stop structure loosens, facilitates the installation of infusion pipe 3, to improve the convenience of installation, after the infusion locking shell 13 is installed infusion pipe 3 and is closed, the infusion structure moves from the infusion standby area to the infusion work area, the liquid stop structure first clamps infusion pipe 3 to the infusion structure and is abutted on infusion pipe 3 when working, the liquid stop structure loosens and makes the infusion pump enter infusion state, to control the infusion of infusion pipe 3 through the infusion structure, and then improve the infusion accuracy and safety of infusion pump,

[0050] The infusion support seat is further provided with an infusion control module, the infusion structure, the liquid stopping structure and the infusion locking shell 13 are connected on the infusion control module to realize intelligent control; the infusion locking shell 13 is provided with an infusion interactive screen module 131, an infusion door lock 132 and an infusion door control key 133, the infusion interactive screen module 131 and the infusion door control key 133 are connected on the infusion control module, the infusion locking shell 13 can be automatically opened by pressing the infusion door control key 133 to improve the convenience of use; the infusion interactive screen module 131 can set infusion parameters and input into the control module, the infusion structure and the liquid stopping structure are controlled by the control module to realize digital control of the infusion pump and improve the convenience of control;

[0051] The infusion tube mounting portion 141 is provided with an infusion tube monitoring inductor connected to the control module, and the infusion tube monitoring inductor is provided with a first monitoring inductor 14141 and a second monitoring inductor 14142, and the first monitoring inductor 14141 and the second monitoring inductor 14142 are respectively arranged on the left and right sides of the infusion tube mounting portion 141 to control the liquid stopping structure; when the first monitoring inductor 14141 and the second monitoring inductor 14142 detect that the infusion tube 3 is installed, the liquid stopping structure clamps the infusion tube 3 when the infusion locking shell 13 is opened, and the infusion tube 3 can be removed from the first monitoring inductor 14141 and the second monitoring inductor 14142 to make the liquid stopping structure open, thereby improving the convenience of infusion; when the first monitoring inductor 14141 and the second monitoring inductor 14142 detect that the infusion tube 3 is not installed, the liquid stopping structure is in a loose state, so that the infusion tube 3 is first installed on the liquid stopping structure, and then the infusion tube 3 is installed on the first monitoring inductor 14141 and the second monitoring inductor 14142 respectively, so as to realize the clamping of the infusion tube 3 after the liquid stopping structure is installed, thereby improving the convenience of installation; at the same time, the first monitoring inductor 14141 and the second monitoring inductor 14142 can also effectively monitor the infusion amount of the infusion tube 3 during the infusion process, and can feedback to the control module in time when an abnormality is found, the control module controls the infusion pump to stop infusion and controls the infusion alarm loudspeaker 111 to alarm, thereby improving the safety during the infusion process; the infusion locking shell 13 is also provided with a plurality of infusion tube limiting portions, and the plurality of infusion tube limiting portions are abutted on the infusion tube 3 in cooperation with the infusion tube mounting portion 141, so as to maintain the flatness of the infusion tube 3 during the infusion process, to ensure that the infusion tube 3 will not be displaced or lifted, thereby enhancing the infusion accuracy of the infusion pump; the infusion tube mounting portion 141 is also provided with a first bubble inductor and a second bubble inductor, and the first bubble inductor and the second bubble inductor are connected to the control module; the first bubble inductor and the second bubble inductor cooperate to effectively monitor the bubbles generated during the infusion process of the infusion tube 3, and can feedback to the control module in time when an abnormality is found, the control module controls the infusion pump to stop infusion and controls the infusion alarm loudspeaker 111 to alarm, thereby improving the safety during the infusion process; the infusion tube mounting portion 141 is also provided with a first upper pressure sensor 14151, a second upper pressure sensor 14152, a first lower pressure sensor 14161 and a second lower pressure sensor 14162 for detecting the pressure of the infusion tube 3.The first lower pressure sensor 14161 and the second lower pressure sensor 14162 are respectively arranged on both sides of the infusion push rod working position 1411 to detect the pressure state of the infusion tube 3 and feedback to the control module for judgment. If the pressure of the infusion tube 3 is detected as a blocked state, the control module controls the infusion pump to stop infusion and controls the infusion alarm speaker 111 to alarm; the first upper pressure sensor 14151 is arranged on one side of the first lower pressure sensor 14161, and the second upper pressure sensor 14152 is arranged on one side of the second lower pressure sensor 14162, so as to detect the pressure of the infusion tube 3 through the cooperation of the first upper pressure sensor 14151 and the second upper pressure sensor 14152 and feedback to the control module for judgment. If the pressure of the infusion tube 3 is detected as an empty bottle state, the control module controls the infusion pump to stop infusion and controls the infusion alarm speaker 111 to alarm, so as to improve the safety of the infusion pump during infusion.

[0052] Further, the liquid stopping structure is provided with a liquid stopping adjusting piece 2212, which can drive the infusion structure to move and limit the infusion locking shell 13; the liquid stopping adjusting piece 2212 is provided with an infusion door lock catch locking groove 22124; the infusion door lock catch 132 can be clamped into the infusion door lock catch locking groove 22124, so as to realize opening and closing of the infusion locking shell 13 through the liquid stopping structure, thereby realizing automation of the infusion locking shell 13.

[0053] Further, the infusion module group is also provided with an infusion moving support 23, an infusion fixing support 24 and an infusion clutch structure 25; the infusion structure is connected to the infusion moving support 23, the infusion fixing support 24 and the infusion clutch structure 25 are connected to the infusion support seat, and the infusion moving support 23 is connected to the infusion fixing support 24 and connected to the infusion clutch structure 25; the liquid stopping adjusting piece 2212 is provided with an infusion first clutch connecting column limiting groove 22123, and the infusion clutch structure 25 is connected to the infusion first clutch connecting column limiting groove 22123, so that the liquid stopping structure drives the infusion clutch structure 25 to swing through the liquid stopping adjusting piece 2212, thereby driving the infusion moving support 23 to move relative to the infusion fixing support 24, and improving the injection safety of the infusion pump.

[0054] Further, the infusion moving support 23 is provided with an infusion structure mounting portion 231 and an infusion slide rail sleeve 232, the infusion slide rail sleeve 232 is connected to the infusion fixing support 24, the infusion structure is connected to the infusion structure mounting portion 231 and moves directionally through the infusion slide rail sleeve 232 to prevent deviation during use and affect the accuracy of injection; the infusion structure mounting portion 231 is provided with an infusion box body, the infusion box body is provided with an infusion clutch protrusion group 23111, the infusion clutch protrusion group 23111 is arranged on the side of the infusion box body close to the infusion clutch structure 25, and the infusion clutch protrusion group 23111 includes an upper infusion clutch protrusion and a lower infusion clutch protrusion, the contact ends of the upper infusion clutch protrusion and the lower infusion clutch protrusion are arc-shaped and can abut on the infusion clutch structure 25, so that the infusion moving support 23 can move backward and forward through the infusion clutch structure 25, and the infusion structure is driven to change area, thereby enhancing the safety of the infusion pump; the infusion clutch protrusion group 23111 is made of high wear-resistant material, which can reduce the friction and wear between the clutch structure 25 and the infusion clutch protrusion group 23111, thereby prolonging the service life of the infusion pump and improving the stability and reliability of the connection with the clutch structure 25.

[0055] Further, the infusion clutch structure 25 is provided with an infusion clutch first push rod 251, an infusion clutch second push rod 252, and an infusion clutch connecting rod group 253, the infusion clutch first push rod 251 and the infusion clutch second push rod 252 are arranged on the upper and lower sides of the infusion support seat, and the infusion clutch first push rod 251 is connected to the infusion first clutch connecting column limiting groove 22123 of the liquid stopping adjusting part 2212 to drive the infusion clutch structure 25 to swing through the liquid stopping structure;

[0056] The upper infusion clutching protrusion and the lower infusion clutching protrusion abut against the infusion clutching first push rod 251 and the infusion clutching second push rod 252 respectively, and the infusion clutching first push rod 251 is provided with an infusion first protrusion slot 2511, an infusion first clutching connecting column 2512, an infusion first limiting slot and an infusion clutching first connecting hole; the infusion first protrusion slot 2511 is designed in an arc shape, so that the upper infusion clutching protrusion can be clamped into the infusion first protrusion slot 2511, and the upper infusion clutching protrusion can be moved left and right through the infusion clutching first push rod 251 to move from inside the slot to outside the slot, thereby limiting the maximum displacement of the infusion clutching structure 25; the infusion clutching structure 25 is connected with the liquid stopping structure through clamping of the infusion first clutching connecting column 2512 into the infusion first clutching connecting column limiting slot 22123, so that when the infusion pump is in a standby state or an infusion state, the infusion structure is driven into an infusion standby area or an infusion working area through the infusion clutching structure 25, so as to improve the reliability of the infusion pump and prolong the service life of the infusion pump; the infusion first limiting slot and the infusion clutching first connecting hole are respectively and symmetrically arranged on both sides of the infusion clutching first push rod 251 to limit the maximum or minimum stroke of the infusion clutching first push rod 251, and the infusion clutching first push rod 251 is connected to the infusion support seat through the infusion first limiting slot, so as to improve the stability of the connection;

[0057] The infusion clutching second push rod 252 is provided with an infusion second protrusion slot 2521, an infusion second limiting slot and an infusion clutching second connecting hole; the infusion second protrusion slot 2521 is also designed in an arc shape, so that the lower infusion clutching protrusion can be clamped into the infusion second protrusion slot 2521, and the lower infusion clutching protrusion can be moved left and right through the infusion clutching second push rod 252 to move from inside the slot to outside the slot, thereby limiting the maximum displacement of the infusion clutching structure 25 together with the infusion clutching first push rod 251, so as to improve the overall stability of the structure; the infusion second limiting slot and the infusion clutching second connecting hole are respectively and symmetrically arranged on both sides of the infusion clutching second push rod 252 to limit the maximum or minimum stroke of the infusion clutching second push rod 252, and the infusion clutching second push rod 252 is connected to the infusion support seat through the infusion second limiting slot, so as to improve the stability of the connection;

[0058] The infusion clutch connecting rod group 253 comprises an infusion first clutch connecting rod and an infusion second clutch connecting rod, and the infusion first clutch connecting rod and the infusion second clutch connecting rod are respectively provided with an infusion rotating clutch connecting column and an infusion rotating connecting hole; the infusion first clutch connecting rod and the infusion second clutch connecting rod are connected to the infusion rotating connecting columns on the infusion support seat through the infusion rotating connecting holes; and the infusion rotating clutch connecting columns are connected to the two sides of the infusion clutch first push rod 251 and the infusion clutch second push rod 252 through the infusion clutch first connecting hole and the infusion clutch second connecting hole, so as to realize the synchronous movement of the infusion clutch first push rod 251 and the infusion clutch second push rod 252, and then drive the infusion clutch protrusion group 23111 to move to drive the infusion moving support 23 to move, so as to enhance the stability and reliability of the structural connection; and the infusion clutch connecting rod group 253 is designed as a detachable structure, so that the equipment can be quickly disassembled and assembled when maintenance or replacement of parts is required, and the maintenance efficiency of the equipment is improved.

[0059] Further, the infusion fixed support 24 is provided with an infusion connecting piece 241 and an infusion sliding rail 242; the infusion sliding rail 242 is preferably designed as a double rail in the utility model, so as to ensure that the infusion moving support 23 does not deviate during movement, and then the accuracy of the infusion pump is improved; the infusion moving support 23 is connected to the infusion fixed support 24 through the infusion connecting piece 241 and the infusion sliding rail 242; the infusion connecting piece 241 in the utility model is preferably a spring assembly, so as to store elastic energy when the infusion moving support 23 is relatively far away from the liquid stopping structure and enters the infusion standby area; when the infusion pump enters the infusion state, the infusion moving support 23 can drive the infusion structure to automatically reset, and the infusion structure can completely support the infusion tube 3 to control the infusion injection amount; the infusion sliding rail sleeve 232 is also designed as a double sleeve, so that the infusion sliding rail sleeve 232 is connected to the infusion sliding rail 242 in a matched mode, so as to prevent the infusion moving support 23 from deviating during movement, and then the accuracy of the infusion pump is improved; the infusion moving support 23 is driven to move forward and backward through the infusion clutch structure 25, and the maximum forward and backward displacement is limited through the infusion sliding rail 242, so as to ensure the stability of the infusion pump during operation.

[0060] Further, the infusion structure is provided with an infusion driving member 211 and an infusion driving motor 212, the infusion structure mounting portion 231 is also provided with an infusion motor mounting position, and the infusion driving motor 212 is connected to the infusion motor mounting position; the infusion driving member 211 is connected to the infusion box body, and the infusion driving member 211 is connected to the infusion driving motor 212 through a first gear set and is driven by the infusion driving motor 212 to control the infusion of the infusion tube 3, so as to improve the accuracy of infusion; the infusion driving motor 212 is provided with an adjustable speed control program, and users can accurately control the infusion speed according to different needs of the infusion tube 3 or specific conditions of patients by adjusting the motor speed, so as to ensure the stability and accuracy of the infusion process.

[0061] Further, the infusion box body is provided with an upper infusion box body 23112 and a lower infusion box body 23113, the upper infusion box body 23112 is provided with a plurality of equidistantly arranged upper infusion push rod grooves, the lower infusion box body 23113 is provided with a plurality of equidistantly arranged lower infusion push rod grooves and an infusion push push rod limiting groove 231131, and the upper infusion box body 23112 and the lower infusion box body 23113 jointly enclose an infusion driving installation cavity for installing the infusion driving member 211; the infusion driving member 211 is provided with an infusion connecting shaft 2111, an infusion cam set 2112 and an infusion push push rod set 2113, the infusion cam set 2112 is connected to the infusion connecting shaft 2111, and the infusion push push rod set 2113 is connected to the infusion cam set 2112 to realize extrusion infusion of the infusion tube 3; the infusion connecting shaft 2111 is preferably a regular polygon to provide more stable connection, and the infusion connecting shaft 2111 is connected to the infusion driving motor 212 through a gear set;

[0062] The infusion cam set 2112 is provided with a first eccentric cam 21121, an eccentric cam separator 21122, a rotating bearing 21123, a limiting wheel 21124 and a rotating gear 21125, the first eccentric cam 21121 and the eccentric cam separator 21122 are fixedly connected to the infusion connecting shaft 2111, the limiting wheel 21124 is connected to both sides of the infusion connecting shaft 2111 to limit the first eccentric cam 21121 and the eccentric cam separator 21122, the rotating gear 21125 is fixedly connected to one side of the infusion connecting shaft 2111 and is connected to the infusion driving motor 212 to drive the infusion connecting shaft 2111 to rotate, and the rotating bearing 21123 is connected to the first eccentric cam 21121 and is separated by the eccentric cam separator 21122 to realize control of the infusion amount of the infusion pump;

[0063] The infusion pushing push rod group 2113 is provided with a plurality of infusion pushing rods, each group of two infusion pushing rods is connected to the two sides of the first eccentric cam 21121, and the infusion pushing rod is provided with an infusion elongated portion and an infusion pushing rod limiting portion; the infusion pushing rod limiting portion is connected to the first eccentric cam 21121 and abuts against the infusion pushing rod limiting slot 231131, so as to ensure that the infusion pushing rod does not deviate during movement; the infusion elongated portion extends out of the infusion box body through the infusion upper pushing rod slot and the infusion lower pushing rod slot, and extrudes the infusion tube 3 to control infusion, so as to realize accurate control of the infusion amount of the infusion tube 3.

[0064] Further, the liquid stopping structure is provided with a liquid stopping driving portion, a liquid stopping driving motor 222 and a liquid stopping fixing frame 223, the liquid stopping driving motor 222 is fixedly connected to the liquid stopping fixing frame 223, the liquid stopping driving portion is connected to the liquid stopping driving motor 222 through a second gear set, and the liquid stopping driving motor 222 drives the liquid stopping driving portion to clamp the infusion tube 3; the liquid stopping driving portion is also provided with a quick release device, so that the user can quickly release the clamping state in an emergency to ensure quick response and timely handling of unexpected situations.

[0065] The liquid stopping driving portion is provided with a liquid stopping transmission rod 2211, a liquid stopping adjusting piece 2212 and a liquid stopping movable clamp 2213, the liquid stopping transmission rod 2211 is preferably a threaded rod, the liquid stopping transmission rod 2211 is provided with a liquid stopping transmission connecting block 22111 and a liquid stopping connecting gear 22112, the liquid stopping transmission connecting block is threadedly connected to the threaded rod and can move left and right on the threaded rod, and the liquid stopping connecting gear is fixedly connected to the threaded rod; the threaded rod is connected to the liquid stopping driving motor 222 for rotation through the liquid stopping connecting gear.

[0066] When the infusion pump is in standby state, the liquid-stopping adjusting member 2212 moves left to make the liquid-stopping movable clamp 2213 enter the clamping state or the loosening state; when the infusion pump is in infusion state, after the liquid-stopping adjusting member 2212 moves right to make the infusion pushing rod completely push against the infusion tube 3 to stop liquid, the liquid-stopping adjusting member 2212 continues to move right to make the liquid-stopping movable clamp 2213 completely enter the loosening state, so as to reduce the influence of the liquid-stopping movable clamp 2213 on the injection amount of the infusion pump and improve the accuracy of injection; the liquid-stopping adjusting member 2212 is further provided with a liquid-stopping movable clamp limiting groove 22121 and a liquid-stopping adjusting member connecting groove 22122, one end of the liquid-stopping adjusting member 2212 is connected to the liquid-stopping transmission rod 2211 through the liquid-stopping transmission connecting block, the other end of the liquid-stopping adjusting member 2212 is connected to the infusion first clutch connecting column 2512 through the infusion first clutch connecting column 2512 limiting groove 22123 and the infusion clutch first pushing rod 251, so as to limit the infusion moving support 23 and drive the infusion structure to move relative to the infusion tube mounting part 141; the liquid-stopping movable clamp 2213 is provided with a liquid-stopping movable clamp clamping part 22131 and a liquid-stopping movable clamp limiting column 22132, the liquid-stopping movable clamp limiting column 22132 is connected in the liquid-stopping movable clamp limiting groove 22121, the liquid-stopping movable clamp limiting column 22132 moves in the liquid-stopping movable clamp limiting groove 22121 by left or right movement of the liquid-stopping adjusting member 2212, so as to loosen or clamp the infusion tube 3 by the liquid-stopping movable clamp 2213, thereby improving the safety of infusion of the infusion pump; the surface of the liquid-stopping movable clamp 2213 can be designed with anti-skid material to enhance the contact friction force with the infusion tube 3, so as to ensure that sliding does not occur in the clamping state, thereby improving the reliability of clamping.

[0067] Furthermore, the infusion support seat is further provided with an infusion upper shell 12 and an infusion working groove 14, and the infusion clutch structure 25 is connected to the infusion working groove 14; one end of the liquid-stopping fixed frame 223 is connected to the infusion working groove 14, and the other end is fixedly connected to the infusion base 11; the infusion fixed support 24 is connected to the infusion base 11, the infusion working groove 14 is connected to the infusion base 11 and is fixedly connected with the infusion fixed support 24; the infusion upper shell 12 and the infusion base 11 surround an infusion installation cavity for installation of the infusion working groove 14 and the infusion fixed support 24; the infusion locking shell 13 is rotationally connected to the infusion base 11 and can abut against the infusion working groove 14;

[0068] The infusion pipe mounting portion 141 is arranged in the infusion working tank 14, and the infusion working tank 14 is also provided with an infusion door lock catch cooperation position 142. The infusion pipe mounting portion 141 can be used for mounting the infusion pipe 3, and is provided with an infusion push rod working position 1411, a liquid stopping structure mounting position 1412, and a liquid stopping movable clamp cooperation portion 1413. The liquid stopping movable clamp 2213 is connected to the liquid stopping structure mounting position 1412 and cooperates with the liquid stopping movable clamp cooperation portion 1413 to clamp the infusion pipe 3. The infusion push rod working position 1411 is also provided with an infusion protection film 14111 made of elastic material. When the infusion push rod group 2113 extrudes the infusion pipe 3 through the infusion push rod working position 1411, the infusion protection film 14111 can isolate external liquid to prolong the service life of the infusion push rod group 2113. The infusion door lock catch cooperation position 142 can cooperate with the infusion door lock catch locking groove 22124 to lock the infusion locking shell 13, so as to improve the stability of the connection of the infusion locking shell 13.

[0069] The infusion base 11 is provided with an infusion alarm speaker 111, an infusion charging port 112, and a device backup interface 113. The infusion alarm speaker 111 is connected to the infusion control module. The first monitoring inductor 14141 and the second monitoring inductor 14142 are arranged on the two sides of the infusion working tank 14 to monitor the state of the infusion pipe 3. When the first monitoring inductor 14141 and the second monitoring inductor 14142 sense the abnormality of the infusion pipe 3, they can feed back to the control module. The control module controls the infusion pump to stop infusion, and at the same time, different levels of alarms are sent out through the infusion alarm speaker 111 to remind the user to take emergency measures, thereby improving the safety during infusion. The infusion alarm speaker 121 is provided with multi-level alarm function, and different levels of alarm sounds can be sent out according to the severity of the infusion abnormality. For example, low-level alarm is sent out when the liquid level is too low, medium-level alarm is sent out when there is air bubble in the infusion pipe 3, and high-level alarm is sent out when the infusion pipe is blocked or the device fails, so that medical staff can quickly identify and take corresponding measures. The infusion charging port 122 adopts waterproof and dustproof design, which is suitable for use in complex medical environment, prevents the charging port from being invalid or the device from failing due to liquid infiltration or dust accumulation, and improves the durability and safety of the device. The device backup interface 113 can be connected through a special charging head for charging or other plug-in ports for data transmission, so as to enhance the applicability of the device.

[0070] The utility model discloses a rechargeable structure setting, inside is equipped with large capacity battery, large capacity battery can be through infusion charging port 122 fast charging, large capacity battery can continue to power infusion pump under the condition of power failure or power failure, avoid infusion process because suddenly power failure and interrupt, ensure that patient can get stable, continuous drug delivery, and large capacity battery provides longer endurance time, reduced the demand of frequent charging, can also carry to go out and rescue, improved the overall use efficiency of equipment, reduced the treatment interruption because of battery depletion, strengthened the application range of equipment simultaneously.

[0071] The infusion driving part 211 also be equipped with infusion mechanism positioning tooth 21126, through infusion positioning angle on infusion mechanism positioning tooth 21126 and infusion inductor cooperation can locate the rotation position of infusion driving part 211, and through infusion inductor feedback to control module, so as to reset after starting, further improve the accuracy of infusion.

[0072] It should be understood that the terms "first", "second" and the like are used in the present application to describe various information, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, the "first" information can also be referred to as "second" information without departing from the scope of the present application, and similarly, the "second" information can also be referred to as "first" information. In addition, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application.

[0073] The above is the preferred embodiment of the present application, it should be pointed out that, for those skilled in the art, without departing from the principles of the present application, can make a number of improvements and deformation, these improvements and deformation also be considered as the protection scope of the present application.

Claims

1. An infusion pump with an open state and a working state, characterized in that The application relates to a transfusion pump, which comprises the following parts: a transfusion support seat provided with a transfusion standby area, a transfusion working area and a transfusion pipe mounting part (141) for mounting a transfusion pipe (3); a transfusion module group provided with a transfusion structure and a liquid-stopping structure, the transfusion structure and the liquid-stopping structure are connected on the transfusion support seat oppositely, the transfusion structure can move relative to the transfusion pipe mounting part (141), and the liquid-stopping structure is connected on the transfusion pipe mounting part (141) and can clamp or release the transfusion pipe (3); when the transfusion pump is in a standby state, the transfusion structure is relatively far away from the transfusion pipe mounting part (141) and enters the transfusion standby area, and the liquid-stopping structure is clamped; when the transfusion pump is in a transfusion state, the transfusion structure is relatively close to the transfusion pipe mounting part (141) and enters the transfusion working area, the liquid-stopping structure first clamps the transfusion pipe (3) until the transfusion structure abuts on the transfusion pipe (3) to work, then the liquid-stopping structure is released, and the transfusion structure controls the transfusion of the transfusion pipe (3).

2. The precision infusion pump of claim 1, wherein, The transfusion support seat is further provided with a transfusion base (11) and a transfusion locking shell (13), the transfusion locking shell (13) is rotationally connected on the transfusion base (11); when the transfusion pump is in a standby state and is opened, the liquid-stopping structure is clamped when the transfusion pipe (3) exists or is released when the transfusion pipe (3) does not exist; after the transfusion pipe (3) is mounted and is closed, the transfusion structure is moved from the transfusion standby area to the transfusion working area, the liquid-stopping structure first clamps the transfusion pipe (3) until the transfusion structure abuts on the transfusion pipe (3) to work, then the liquid-stopping structure is released and the transfusion pump enters a transfusion state.

3. The precision infusion pump of claim 2, wherein, The liquid-stopping structure is provided with a liquid-stopping adjusting part (2212), the liquid-stopping adjusting part (2212) can drive the transfusion structure to move and limit the transfusion locking shell (13).

4. The precision infusion pump of claim 3, wherein, The transfusion module group is further provided with a transfusion moving support (23), a transfusion fixing support (24) and a transfusion clutch structure (25), the transfusion structure is connected on the transfusion moving support (23), the transfusion fixing support (24) and the transfusion clutch structure (25) are connected on the transfusion support seat, the transfusion moving support (23) is connected on the transfusion fixing support (24) and is connected with the transfusion clutch structure (25); the liquid-stopping structure drives the transfusion clutch structure (25) to swing through the liquid-stopping adjusting part (2212), and then drives the transfusion moving support (23) to move relative to the transfusion fixing support (24).

5. The precision infusion pump of claim 4, wherein, The transfusion moving support (23) is provided with a transfusion structure mounting part (231) and a transfusion slide rail sleeve (232), the transfusion slide rail sleeve (232) is connected on the transfusion fixing support (24), and the transfusion structure is connected on the transfusion structure mounting part (231) and moves through the transfusion slide rail sleeve (232). The infusion structure mounting part (231) is provided with an infusion box body, and an infusion clutch protrusion group (23111) is arranged outside the infusion box body. The infusion clutch protrusion group (23111) can abut against the infusion clutch structure (25) to drive the infusion moving support (23) to move.

6. The precision infusion pump of claim 5, wherein, The infusion clutch structure (25) is provided with an infusion clutch first push rod (251), an infusion clutch second push rod (252) and an infusion clutch connecting rod group (253). The infusion clutch first push rod (251) and the infusion clutch second push rod (252) are oppositely arranged on the infusion support seat, and the infusion clutch first push rod (251) is connected to the liquid stopping adjusting part (2212). The infusion clutch protrusion group (23111) is respectively abutted against the infusion clutch first push rod (251) and the infusion clutch second push rod (252). The infusion clutch first push rod (251) and the infusion clutch second push rod (252) are connected to both sides through the infusion clutch connecting rod group (253) to synchronously move, thereby driving the infusion clutch protrusion group (23111) to move to drive the infusion moving support (23) to move.

7. The precision infusion pump of claim 5, wherein, The infusion fixed support (24) is provided with an infusion connecting part (241) and an infusion sliding rail (242). The infusion moving support (23) is connected to the infusion fixed support (24) through the infusion connecting part (241) and the infusion sliding rail (242). The infusion sliding rail sleeve (232) is connected to the infusion sliding rail (242), so that the infusion moving support (23) is driven by the infusion connecting part (241) and the infusion clutch structure (25) to move forward and backward.

8. The precision infusion pump of claim 6, wherein, The infusion structure is provided with an infusion driving part (211) and an infusion driving motor (212). The infusion structure mounting part (231) is further provided with an infusion motor mounting position. The infusion driving motor (212) is connected to the infusion motor mounting position. The infusion driving part (211) is connected to the infusion box body, and the infusion driving part (211) is connected to the infusion driving motor (212) and is driven by the infusion driving motor (212) to control the infusion of the infusion tube (3).

9. The precision infusion pump of claim 8, wherein, The infusion driving part (211) is provided with an infusion connecting shaft (2111), an infusion cam group (2112) and an infusion pushing push rod group (2113). The infusion connecting shaft (2111) is connected to the infusion driving motor (212). The infusion cam group (2112) is connected to the infusion connecting shaft (2111). The infusion pushing push rod group (2113) is connected to the infusion cam group (2112) to extrude the infusion tube (3).

10. The precision infusion pump of claim 6, wherein, The liquid stopping structure is provided with a liquid stopping driving part and a liquid stopping driving motor (222). The liquid stopping adjusting part (2212) is arranged in the liquid stopping driving part. The liquid stopping driving part is connected to the liquid stopping driving motor (222) and is driven by the liquid stopping driving motor (222) to clamp the infusion tube (3). The liquid stopping driving part is further provided with a liquid stopping transmission rod (2211) and a liquid stopping movable clamp (2213). The liquid stopping transmission rod (2211) is connected to the liquid stopping driving motor (222). One end of the liquid stopping adjusting part (2212) is connected to the liquid stopping transmission rod (2211), and the other end is connected to the infusion clutch first push rod (251) to control the infusion moving support (23). The liquid stopping movable clamp (2213) is connected to the liquid stopping adjusting part (2212) and enters the clamping or loosening state through the adjustment of the liquid stopping adjusting part (2212).

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