CN111407946A - Bladder Irrigation Chemotherapy Pump - Google Patents

Abstract

The invention provides a bladder irrigation chemotherapy pump, which includes a pump casing, a driving mechanism, a pump cover, a Hall sensor, a controller, and a controller arranged in the pump casing. The pump casing includes a main body and a back cover, and a driving motor is installed in the main body. Corresponding grooves are arranged on the rear cover; the driving mechanism includes a reversing motor and a peristaltic motor, and the driving motors are equipped with an encoder and a Hall sensor. The output shaft of the peristaltic motor passes through the rear cover and a peristaltic disk is installed. The invention adopts the principle of peristalsis technology. Disc type peristalsis; full touch screen capacitive screen and several mechanical buttons are set on the pump cover. The bladder irrigating chemotherapy pump of the present invention can irrigate a patient's bladder with a chemotherapy liquid in vitro, uniformly and continuously or intermittently according to preset.

Description

Bladder Irrigation Chemotherapy Pump

technical field

The invention belongs to the field of medical devices, in particular to a bladder irrigation chemotherapy pump.

Background technique

The bladder irrigation devices commonly used in clinical practice now include irrigation bags (or sealed saline or other liquid medicines), irrigation tubes, external control valves, and fluid collection buckets. In the bladder, the instilled liquid is drained out. The purpose is to maintain the smooth drainage of urine for patients with indwelling catheters; remove foreign bodies such as blood clots, mucus, and crystals in the bladder to prevent infection. Most of the bladder irrigation chemotherapy is performed manually with auxiliary equipment. It is time-consuming and laborious for nursing staff or family members to operate in real time, and even a little inadvertently causes a psychological burden on the patient.

SUMMARY OF THE INVENTION

In view of this, the present invention aims to provide a bladder irrigation chemotherapy pump, so as to provide a fully automatic irrigation chemotherapy pump that uses disc-type peristalsis to infuse a patient's bladder with a chemotherapy liquid evenly and continuously or intermittently according to preset.

In order to achieve the above object, the technical scheme created by the present invention is realized like this:

A bladder irrigation chemotherapy pump, comprising a pump casing, a driving mechanism, a pump cover and a controller, the pump casing includes a main body and a back cover, a controller is arranged in the main body, a back cover is arranged on the back of the main body, and a first groove is arranged on one side of the back cover, A second groove is arranged on the other side, an open box is arranged in the first groove, a peristaltic Hall sensor is installed in the open box, a first through hole is formed in the center of the first groove, and a second through hole is formed in the center of the second groove, The peristaltic Hall sensor signal is connected to the controller; the driving mechanism includes a reversing drive mechanism and a peristaltic driving mechanism, and the reversing driving mechanism includes a reversing motor seat, a reversing motor, a reversing encoder, a reversing valve and a reversing PCB board; One end of the reversing motor is connected to the bottom of the body through the reversing motor seat, the reversing encoder is installed on one end of the reversing motor, the output shaft of the other end of the reversing motor is fixedly connected to the reversing valve, and the reversing motor is installed between the reversing valve and the reversing valve. The reversing hall sensor is arranged on the reversing PCB board, and the reversing motor, the reversing encoder and the reversing hall sensor are all connected to the controller; the reversing valve includes a hollow shaft arranged in sequence along the same axis. , reversing disc body and drive shaft, the reversing magnet is installed on the reversing disc body, the hollow shaft is fixedly connected with the output shaft of the reversing motor, and the driving shaft protrudes out of the body through the second through hole; the peristaltic drive mechanism includes a peristaltic motor seat , peristaltic motor, peristaltic encoder and peristaltic disk, one end of the peristaltic motor is connected to the bottom of the body through the peristaltic motor seat, one end of the peristaltic motor is installed with a peristaltic encoder, and the output shaft of the other end of the peristaltic motor is connected to the peristaltic disk through the first through hole, A peristaltic magnet is installed on the peristaltic plate, and the peristaltic motor and the peristaltic encoder are all connected to the controller; the pump cover includes a cover body, a display screen and a button. Set multiple buttons on the side.

Further, the pump housing further includes a speaker and a through hole, the speaker is mounted on the inner wall of the body, and a plurality of through holes are evenly opened on the inner wall of the body corresponding to the speaker, and the speaker signal is connected to the controller.

Further, the controller is a PLC.

Further, the models of the commutation encoder and the peristaltic encoder are both E40S6-10-3-T-24.

Further, the display screen is a full touch screen capacitive screen or a resistive screen.

Further, the reversing PCB board is provided with board through holes.

Further, several creeping magnets are evenly distributed on the creeping disk.

Further, the models of the peristaltic Hall sensor and the commutation Hall sensor are both CSM050B.

Compared with the prior art, the bladder irrigation chemotherapy pump of the present invention has the following advantages:

(1) The bladder irrigating chemotherapy pump described in the present invention can be used in conjunction with the reversing valve of the bladder irrigating chemotherapy tube or the three-way control valve of the chemotherapy urine bag, and can be used in vitro, uniformly and continuously or intermittently according to the preset to the patient's bladder. Perfusion flushing chemotherapeutic solution and flushing solution.

(2) The present invention creates the drive mechanism, which uses the motor, the encoder and the Hall sensor signal to connect to the controller to drive feedback in real time.

Description of drawings

The accompanying drawings that constitute a part of the present invention are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 is a schematic structural diagram of a bladder irrigation chemotherapy pump according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a body structure according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a rear cover according to an embodiment of the present invention;

4 is a schematic structural diagram of the driving mechanism according to the embodiment of the present invention;

5 is a schematic structural diagram of the pump cover according to the embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a reversing valve according to an embodiment of the present invention.

Description of reference numbers:

1-pump housing; 11-back cover; 111-first groove; 112-second groove; 113-open box; 12-speaker; 13-through hole; 2-drive mechanism; 21-reversing drive mechanism ;211-reversing motor seat; 212-reversing motor; 213-reversing encoder; 214-reversing valve; 2141-reversing disc body; 2142-reversing magnet; 2143-hollow shaft; 2144-drive shaft; 215- reversing PCB board; 22- peristaltic drive mechanism; 221- peristaltic motor base; 222- peristaltic motor; 223- peristaltic encoder; 224- peristaltic disc; 3- pump cover; 31- display screen; 32- button.

Detailed ways

It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "horizontal", "top", "bottom", "front", "rear", "left", "right", The orientation or positional relationship indicated by "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention The description is created and simplified rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", etc., may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; may be mechanical connection or electrical connection; may be direct connection, or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

A bladder irrigation chemotherapy pump, as shown in Figures 1 to 6, includes a pump casing 1, a driving mechanism 2, a pump cover 3 and a controller, the pump casing 1 includes a main body and a back cover 11, a controller is provided in the main body, and the back of the main body is provided. A rear cover 11 is provided, a first groove 111 is arranged on one side of the rear cover 11, a second groove 112 is arranged on the other side, an opening box 113 is arranged in the first groove 111, and a peristaltic Hall sensor is installed in the opening box 113, A first through hole is opened in the center of the first groove 111, and a second through hole is opened in the center of the second groove 112, and the peristaltic Hall sensor signal is connected to the controller; the driving mechanism 2 includes a reversing driving mechanism 21 and a peristaltic driving mechanism 22. The reversing drive mechanism 21 includes a reversing motor seat 211, a reversing motor 212, a reversing encoder 213, a reversing valve 214 and a reversing PCB board 215; one end of the reversing motor 212 is connected to the bottom of the body through the reversing motor seat 211, A reversing encoder 213 is installed on one end of the reversing motor 212, the output shaft of the other end of the reversing motor 212 is fixedly connected to the reversing valve 214, and a reversing PCB board 215 is installed between the reversing motor 212 and the reversing valve 214, and the reversing PCB board is 215 is provided with a reversing Hall sensor, and the reversing motor 212, the reversing encoder 213 and the reversing Hall sensor are all signal-connected to the controller; the reversing valve 214 includes a hollow shaft 2143, a The disc body 2141 and the drive shaft 2144 are installed on the reversing disc body 2141 with a reversing magnet 2142, the hollow shaft 2143 is fixedly connected with the output shaft of the reversing motor 212, and the drive shaft 2144 protrudes out of the body through the second through hole; peristaltic drive mechanism 22 includes a creeping motor base 221, a creeping motor 222, a creeping encoder 223 and a creeping disk 224, one end of the creeping motor 222 is connected to the bottom of the body through the creeping motor seat 221, one end of the creeping motor 222 is installed with the creeping encoder 223, and the other end of the creeping motor 222 is The output shaft of the pump is connected to the peristaltic disk 224 through the first through hole, the peristaltic magnet is installed on the peristaltic disk 224, and the peristaltic motor 222 and the peristaltic encoder 223 are all signal-connected to the controller; the pump cover 3 includes a cover body, a display screen 31 and a button 32, the cover body is movably connected with the upper end face of the main body, a display screen 31 is arranged in the middle of the cover body, and a plurality of buttons 32 are arranged on one side of the display screen 31 . The drive shaft 2144 is connected to the reversing valve of the bladder irrigating chemotherapy tube (or the three-way control valve of the chemotherapy urine bag), so that the patient's bladder can be irrigated with the chemotherapy drug solution evenly and continuously or intermittently according to the preset in vitro.

The pump casing 1 also includes a speaker 12 and a through hole 13. The speaker 12 is installed on the inner wall of the body, and a plurality of through holes 13 are evenly formed on the inner wall of the body corresponding to the speaker 12. The speaker 12 is signally connected to the controller. The controller sends an instruction to the speaker 12 according to the feedback signal, and the speaker 12 generates an alarm, notifying the doctor and the patient that the machine is faulty, and the display screen 31 displays the fault occurrence place.

The controller is PLC.

The models of the commutation encoder 213 and the peristaltic encoder 223 are both E40S6-10-3-T-24.

The display screen 31 is a full touch screen capacitive screen or resistive screen, which follows the pace of modernization and realizes full-screen touch.

The reversing PCB board 215 is provided with a board through hole, which facilitates the installation of the motor and the controller and saves the volume of the pump casing 1 .

Several peristaltic magnets are evenly distributed on the peristaltic disk 224 .

The models of creeping Hall sensor and commutation Hall sensor are CSM050B.

The bladder irrigation chemotherapy pump, as shown in Figures 1 to 6, manually press the button 32 in the mechanical mode according to the needs of the patient, and touch the display screen 31 to set the time and flow. At this time, the reversing motor 212 and the peristaltic motor 222 work at the same time. When the reversing motor 212 is forward and reversed, the reversing valve 214 will rotate in the forward and reverse directions, thereby driving the reversing disc body 2141 to rotate, and the reversing magnet 2142 will follow the reversing disc body. 2141 rotates, the reversing Hall sensor and the reversing magnet 2142 sense the signal to the controller, the reversing encoder 213 transmits the rotation signal of the commutating motor 212 to the controller, and the controller forms a command according to the feedback signal and sends it to the display The screen 31, the display screen 31 displays the data results to the doctor and the patient. At this time, the drive shaft 2144 and the reversing disc body 2141 keep rotating synchronously. At the same time, the peristaltic motor 222 works, and the peristaltic motor 222 drives the peristaltic disk 224 to rotate, and the peristaltic disk 224 includes a peristaltic disk body, and the peristaltic disk body is wound around the silicone tube of the bladder flushing chemotherapy tube, the peristaltic magnet and the peristaltic Hall. The sensor generates an induction signal, the peristaltic encoder 223 transmits the rotation signal of the peristaltic motor 222 to the controller, and the controller sends an instruction to the display screen 31 according to the feedback signal; according to the prompt steps of the display screen 31, press the button 32 continuously to repeat the above-mentioned bladder flushing chemotherapy pump. work process.

The bladder irrigation chemotherapy pump, as shown in Figures 1 to 6, manually press the button 32 in the fully automatic mode according to the needs of the patient, and touch the display screen 31 to set the time and process. At this time, the reversing motor 212 and the peristaltic motor 222 work at the same time. When the reversing motor 212 is reversing, the reversing valve 214 is reversing, the reversing disc body 2141 rotates, and the reversing magnet 2142 rotates with the reversing disc body 2141 in the circumferential direction. , the reversing Hall sensor and the reversing magnet 2142 sense signals to the controller, the reversing encoder 213 transmits the rotation signal of the reversing motor 212 to the controller, and the controller sends instructions to the display screen 31 according to the feedback signal, and the display screen 31 Display the data results to the doctor and the patient. At this time, the drive shaft 2144 and the reversing disc body 2141 keep rotating synchronously. The drive shaft 2144 passes through the body and is connected to the reversing valve of the bladder irrigation chemotherapy tube (or the three-way control valve of the chemotherapy urine bag). ); At the same time, the peristaltic motor 222 works, and the peristaltic motor 222 drives the peristaltic disk 224 to rotate, and the peristaltic disk 224 comprises a peristaltic disk body, and the peristaltic disk body is wound around the silicone tube of the bladder flushing chemotherapy tube, and the peristaltic magnet and the peristaltic Hall sensor produce induction signals, and the peristalsis The encoder 223 transmits the rotation signal of the peristaltic motor 222 to the controller, the controller sends an instruction to the display screen 31 according to the feedback signal, and the bladder irrigation chemotherapy pump automatically completes the setting work flow.

The bladder flushing chemotherapy pump, as shown in Figures 1 to 6, manually press the button 32 in the detection mode. At this time, the reversing motor 212 and the peristaltic motor 222 work at the same time. When the reversing motor 212 is forward and reversed, the reversing valve 214 is positive Reversing, the reversing disc body 2141 rotates, the position of the reversing magnet 2142 rotates with the reversing disc body 2141 in the circumferential direction, the reversing Hall sensor and the reversing magnet 2142 inductive signals are transmitted to the controller, and the reversing encoder 213 converts the reversing motor 212 The rotation signal is transmitted to the controller, the controller sends instructions to the display screen 31 according to the feedback signal, and the display screen 31 displays the data results to the doctor and the patient. Connect to the reversing valve of the bladder flushing chemotherapy tube (or the three-way control valve of the chemotherapy urine bag) through the body; at the same time, the peristaltic motor 222 works, and the peristaltic motor 222 drives the peristaltic disc 224 to rotate. The silicone tube of the bladder irrigation chemotherapy tube is wound around the body, the peristaltic magnet and the peristaltic Hall sensor generate induction signals, the peristaltic encoder 223 transmits the rotation signal of the peristaltic motor 222 to the controller, and the controller sends instructions to the display screen 31 according to the feedback signal. During this process, if the commutation motor 212 and the peristaltic motor 222 are faulty, or the drive shaft 2144 and the peristaltic disc 224 are faulty, the controller sends an instruction to the speaker 12 according to the feedback signal, and the speaker 12 generates an alarm to notify the doctor and patient that the machine is faulty , and the display screen 31 shows where the fault occurs.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the within the scope of protection of the present invention.

Claims (8)

1. A bladder irrigation chemotherapy pump, characterized by: the pump shell comprises a pump shell (1), a driving mechanism (2), a pump cover (3) and a controller, wherein the pump shell (1) comprises a body and a rear cover (11), the controller is arranged in the body, the rear cover (11) is arranged on the back surface of the body, a first groove (111) is formed in one side of the rear cover (11), a second groove (112) is formed in the other side of the rear cover, an opening box body (113) is arranged in the first groove (111), a peristaltic Hall sensor is installed in the opening box body (113), a first through hole is formed in the center of the first groove (111), a second through hole is formed in the center of the second groove (112), and the peristaltic Hall sensor is; the driving mechanism (2) comprises a reversing driving mechanism (21) and a peristaltic driving mechanism (22), and the reversing driving mechanism (21) comprises a reversing motor base (211), a reversing motor (212), a reversing encoder (213), a reversing valve (214) and a reversing PCB (215); one end of a reversing motor (212) is connected to the bottom of the body through a reversing motor base (211), a reversing encoder (213) is installed on one end of the reversing motor (212), an output shaft at the other end of the reversing motor (212) is fixedly connected with a reversing valve (214), a reversing PCB (215) is installed between the reversing motor (212) and the reversing valve (214), a reversing Hall sensor is arranged on the reversing PCB (215), and the reversing motor (212), the reversing encoder (213) and the reversing Hall sensor are all connected to a controller through signals; the reversing valve (214) comprises a hollow shaft (2143), a reversing disc body (2141) and a driving shaft (2144) which are sequentially arranged along the same axial direction, a reversing magnet (2142) is arranged on the reversing disc body (2141), the hollow shaft (2143) is fixedly connected with an output shaft of the reversing motor (212), and the driving shaft (2144) extends out of the body through the second through hole; the peristaltic driving mechanism (22) comprises a peristaltic motor base (221), a peristaltic motor (222), a peristaltic encoder (223) and a peristaltic disc (224), one end of the peristaltic motor (222) is connected to the bottom of the body through the peristaltic motor base (221), the peristaltic encoder (223) is installed on one end of the peristaltic motor (222), an output shaft at the other end of the peristaltic motor (222) penetrates through a first through hole to be connected to the peristaltic disc (224), a peristaltic magnet is installed on the peristaltic disc (224), and the peristaltic motor (222) and the peristaltic encoder (223) are in signal connection with the controller; pump cover (3) include lid, display screen (31) and button (32), lid and body up end swing joint, and lid middle part sets up display screen (31), and display screen (31) one side sets up a plurality of buttons (32).

2. The bladder irrigation chemotherapy pump of claim 1, characterized by: the pump shell (1) further comprises a loudspeaker (12) and through holes (13), the loudspeaker (12) is installed on the inner wall of the body, the positions, corresponding to the loudspeaker (12), on the inner wall of the body are evenly provided with the through holes (13), and the loudspeaker (12) is in signal connection with the controller.

3. The bladder irrigation chemotherapy pump as claimed in claim 1, wherein the controller is P L C.

4. The bladder irrigation chemotherapy pump of claim 1, characterized by: the model numbers of the reversing encoder (213) and the peristaltic encoder (223) are both E40S 6-10-3-T-24.

5. The bladder irrigation chemotherapy pump of claim 1, characterized by: the display screen (31) is a full-touch screen capacitive screen or a resistive screen.

6. The bladder irrigation chemotherapy pump of claim 1, characterized by: the commutation PCB board (215) is provided with a board through hole.

7. The bladder irrigation chemotherapy pump of claim 1, characterized by: a plurality of peristaltic magnets are uniformly distributed on the peristaltic disk (224).

8. The bladder irrigation chemotherapy pump of claim 1, characterized by: the peristaltic Hall sensor and the reversing Hall sensor are CSM 050B.

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