CN219613812U - Water supply device for endoscope - Google Patents

Abstract

The utility model provides a water delivery device for an endoscope, which comprises a main box body and a mounting frame, wherein a mounting cavity for accommodating peristaltic components is arranged in the mounting frame, limiting components for limiting a flow guide pipe in the mounting cavity are arranged on two sides of the mounting frame, and the flow guide pipe is installed in the mounting cavity after being limited in length by the two limiting components after passing through a heating module; the honeycomb duct passes through the joint groove and locates the mounting panel, this water supply device for endoscope, through packing into the honeycomb duct and hugging closely the installation cavity top, and let two spacing subassembly block the honeycomb duct that installation cavity both sides were extended, confirm the honeycomb duct length in the installation cavity, avoid the honeycomb duct to receive tensile, avoid the honeycomb duct in installation cavity both sides to be extrusion state, the life of extension honeycomb duct, avoid the honeycomb duct to receive extrusion and the cross-sectional area reduces simultaneously, guarantee the transport flow of honeycomb duct, in addition through heating module, can carry out water bath heating to the honeycomb duct, reduce the transport liquid in the honeycomb duct and the difference in temperature of human body temperature.

Description

Water supply device for endoscope

Technical Field

The utility model relates to the technical field of medical endoscope auxiliary devices, in particular to a water delivery device for an endoscope.

Background

As is well known, the auxiliary device used in medical endoscopy and operation is used for surgical minimally invasive operations such as laparoscopic surgery and gastroenteroscope, and the auxiliary device is used for flushing substances such as blood and residues of tissues in a cavity by supplying water to the cavity of a human body so as to obtain better visibility in the endoscopic diagnosis and treatment process.

At present, most of water delivery devices for endoscopes drive peristaltic pumps through motors, and a plurality of rollers are utilized to squeeze hoses inside pump heads so as to deliver sterile water into body cavities of patients.

However, most peristaltic pumps of the conventional water delivery devices for endoscopes are used for disassembling and replacing pump heads, so that the length of a hose is difficult to control, the stretching force of the hose is difficult to control, the hose at an inlet and an outlet is easy to be in an extrusion state, the delivery flow is influenced, in addition, when the peristaltic pump is used, a roller can originally extrude the hose, the load of the hose is further increased, the hose is stressed too much to break, in addition, the water delivery device for endoscopes cannot heat the delivered sterile water, the temperature difference between input liquid and a human body is large, adverse reactions are easy to be brought to patients, and therefore, the water delivery device for endoscopes is provided for solving the problems.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a water delivery device for an endoscope, which is used for solving the problems that when a conventional water delivery device for an endoscope is used for replacing a flow guide tube, the tensile force of the flow guide tube cannot be controlled, the flow guide tube at an inlet and an outlet is in an extrusion state, and a roller extrudes a hose during operation, so that the hose is stressed too much to break and the conveyed liquid cannot be heated.

In order to achieve the above and other related objects, the present utility model provides a water supply device for an endoscope, including a main tank and a mounting rack, wherein a mounting cavity for accommodating a peristaltic component is provided in the mounting rack, limiting components for limiting a flow guide pipe in the mounting cavity are provided on both sides of the mounting rack, a heating module for heating the flow guide pipe is provided on one side of the main tank, and the flow guide pipe is installed in the mounting cavity after being limited in length by the two limiting components after passing through the heating module; the limiting assembly comprises a mounting plate with a clamping groove at the top and an ejection unit arranged below the mounting plate and used for ejecting the mounting plate, and the honeycomb duct penetrates through the mounting plate through the clamping groove.

In an embodiment of the utility model, the ejection unit comprises a mounting groove, a spring and an ejection plate, wherein the mounting groove is arranged in the mounting frame and matched with the bottom of the mounting plate, the spring is arranged in the mounting groove, and the ejection plate is attached to the bottom of the mounting plate; when the fixing frame is taken down, the ejection unit works, the spring drives the ejection plate to move upwards, and the bottom of the mounting plate is ejected out of the mounting groove, so that the flow guide pipe is lifted up, and a user can take down the mounting plate and take down the flow guide pipe from the mounting plate conveniently.

In an embodiment of the utility model, a limiting block is arranged in the middle of the mounting plate, and the limiting block is used for preventing the mounting plate from entering the mounting groove too deeply to cause the extrusion deformation of the hose; the limiting block can also facilitate the application of force by a user, and the mounting plate is taken out of the mounting groove.

In an embodiment of the utility model, a fixing frame is disposed on the mounting frame, and the fixing frame is matched with the mounting frame and is used for covering the mounting cavity to prevent foreign matters from entering the mounting cavity.

In an embodiment of the utility model, a clamping block matched with the clamping groove and a bolt for fixing the fixing frame on the mounting frame are arranged at the top of the mounting frame, and the clamping groove is positioned on the main box body.

In an embodiment of the utility model, a guiding inclined plane is arranged on one side of the mounting plate facing the fixing frame; when the fixing frame is installed, the fixing frame can prop against the guide inclined plane, the mounting plate is pressed downwards, the mounting plate and the guide pipe are fixed, and the problem that the output flow is inaccurate due to the fact that the peristaltic wheel drives the guide pipe to move and misplace when conveying is avoided.

In an embodiment of the utility model, the peristaltic component comprises a rotating rod rotationally connected with a motor in the main box body, one end of the rotating rod extending into the mounting cavity is fixedly connected with a peristaltic disc, a plurality of peristaltic wheels are uniformly fixed on the outer side of the peristaltic disc, and the peristaltic wheels and the diversion pipe are mutually extruded.

In an embodiment of the utility model, the heating module comprises a heating box fixed on one side of the main box body, heating liquid is contained in the heating box, the heating liquid is water, an upper cover is arranged at the top of the heating box, and a support and a heater which are clamped with the guide pipe are arranged at the bottom of the heating box; when in conveying, the heater is electrified to heat, and the conveyed sterile water is heated to a preset temperature of 36 ℃ and then is output through the peristaltic component.

According to the utility model, during assembly, the guide pipe is installed and clung to the top of the installation cavity, two limiting assemblies are clamped on the guide pipes extending out of two sides of the installation cavity, so that the length of the guide pipe in the installation cavity is determined, then the upper cover is opened, the inlet end of the guide pipe is clamped on the support in the heating box, then heating liquid is poured until the heating liquid is over the guide pipe, then the upper cover is covered to complete the assembly of the guide pipe, finally the fixing frame is installed, the fixing frame is installed on the installation frame through the clamping blocks and the bolts, so that the installation cavity is covered, foreign matters are prevented from entering the installation cavity, the guide pipe is blocked, the guide pipe is prevented from being separated from the installation cavity, and the liquid medicine in the guide pipe is kept warm.

As described above, the present utility model has the following advantageous effects:

the utility model has reasonable structural design, the guide pipe is installed in and clings to the top of the installation cavity, and the two limiting assemblies are clamped at the guide pipes extending out of the two sides of the installation cavity, so that the length of the guide pipe in the installation cavity is determined, the guide pipe is prevented from being stretched, the guide pipes at the two sides of the installation cavity are prevented from being in an extrusion state, the stress of the guide pipe is reduced, the service life of the guide pipe is prolonged, the cross section area of the guide pipe is prevented from being reduced due to extrusion, and the conveying flow of the guide pipe is ensured; in addition, the heating module can heat the honeycomb duct in water bath, so that the temperature difference between the conveying liquid in the honeycomb duct and the human body temperature is reduced.

Drawings

Fig. 1 is a schematic view showing a structure of a water feeding device for an endoscope according to an embodiment of the present utility model.

Fig. 2 is a schematic view showing a structure of a water feeding device for an endoscope according to an embodiment of the present utility model.

Fig. 3 is a schematic view showing a structure of a stopper assembly of a water feeding device for an endoscope according to an embodiment of the present utility model.

FIG. 4 is a schematic view showing a structure of an embodiment 2 of a water feeding device for an endoscope according to an embodiment of the present utility model

Description of element reference numerals

1. A main case; 2. a mounting frame; 3. a peristaltic assembly; 4. a limit component; 41. a mounting plate; 42. a limiting block; 43. a mounting groove; 44. a spring; 45. an ejector plate; 46. a guide slope; 5. a fixing frame; 6. a heating box; 7. an upper cover; 8. a bracket; 9. a heater; 10. a flow guiding pipe; 11. a clamping block; 12. and (5) a bolt.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 3. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

Example 1: as shown in fig. 1, a water delivery device for an endoscope comprises a main box body 1 and a mounting frame 2, wherein a mounting cavity for accommodating a peristaltic component 3 is arranged in the mounting frame 2, limiting components 4 for limiting a flow guide pipe 10 in the mounting cavity are arranged on two sides of the mounting frame 2, a heating module for heating the flow guide pipe 10 is arranged on one side of the main box body 1, and the flow guide pipe 10 is installed in the mounting cavity after being limited in length by the two limiting components 4 after passing through the heating module; the peristaltic component 3 comprises a rotating rod which is rotationally connected with a stepping motor in the main box body 1, one end of the rotating rod extending into the installation cavity is fixedly connected with a peristaltic disc, a plurality of peristaltic wheels are uniformly fixed on the outer side of the peristaltic disc, and the peristaltic wheels are mutually extruded with the guide pipe 10.

Specifically, during assembly, the guide pipe 10 is installed and clung to the top of the installation cavity, two limiting assemblies 4 are clamped on the guide pipes 10 extending from two sides of the installation cavity, so that the length of the guide pipe 10 in the installation cavity is determined, then the upper cover 7 is opened, the inlet end of the guide pipe 10 is clamped on the support 8 in the heating box 6, then heating liquid is poured until the heating liquid passes through the guide pipe 10, then the upper cover 7 is covered to complete the assembly of the guide pipe 10, finally the fixing frame 5 is installed, the fixing frame 5 is installed on the installation frame 2 through the clamping blocks 11 and the bolts 12, foreign matters are prevented from entering the installation cavity, meanwhile, the guide pipe 10 is prevented from being separated from the installation cavity, and the liquid medicine in the guide pipe 10 is insulated;

as shown in fig. 2, a fixing frame 5 is arranged on the mounting frame 2, and the fixing frame 5 is matched with the mounting frame 2 and is used for covering the mounting cavity to prevent foreign matters from entering the mounting cavity; the top of the mounting frame 2 is provided with a clamping block 11 matched with a clamping groove and a bolt 12 for fixing the fixing frame 5 on the mounting frame 2, and the clamping groove is positioned on the main box body 1; the side of the mounting plate 41 facing the fixed frame 5 is provided with a guide inclined plane 46; when the fixing frame 5 is installed, the fixing frame 5 can prop against the guide inclined plane 46, the mounting plate 41 is pressed downwards, the mounting plate 41 and the guide pipe 10 are fixed, and the phenomenon that the peristaltic wheel drives the guide pipe 10 to move and misplace when conveying is avoided, so that the output flow is inaccurate is avoided.

As shown in fig. 3, the limiting component 4 comprises a mounting plate 41 with a clamping groove at the top, and an ejection unit arranged below the mounting plate 41 and used for ejecting the mounting plate 41, and the honeycomb duct 10 is penetrated through the mounting plate 41 by the clamping groove; the ejection unit comprises a mounting groove 43 which is arranged in the mounting frame 2 and matched with the bottom of the mounting plate 41, a spring 44 which is arranged in the mounting groove 43 and an ejection plate 45 which is attached to the bottom of the mounting plate 41; when the fixing frame 5 is taken down, the ejection unit works, the spring 44 drives the ejection plate 45 to move upwards, and the bottom of the mounting plate 41 is ejected out of the mounting groove 43, so that the flow guide pipe 10 is lifted up, and a user can conveniently take down the mounting plate 41 and take down the flow guide pipe 10 from the mounting plate 41; a limiting block 42 is arranged in the middle of the mounting plate 41, and the limiting block 42 is used for preventing the mounting plate 41 from entering the mounting groove 43 too deeply to cause the extrusion deformation of the hose; the stopper 42 can also be used for facilitating the application of force by a user to take the mounting plate 41 out of the mounting groove 43.

The heating module comprises a heating box 6 fixed on one side of the main box body 1, heating liquid is contained in the heating box 6, an upper cover 7 is arranged at the top of the heating box 6, and a support 8 and a heater 9 which are connected with a flow guide pipe 10 in a clamping mode are arranged at the bottom of the heating box 6.

Specifically, when water delivery is performed, the heater 9 is turned on first, the heater 9 is electrified to heat, and the delivered sterile water is heated to a predetermined temperature of 36 ℃ and then is output through the peristaltic component 3.

Example 2: compared with embodiment 1, the difference of the present embodiment is that the heating module is connected with the control system, the control system includes a main control chip (MCU), a power management module, a temperature detection module, a key display module, an alarm unit, current detection, and photoelectric detection, the main control chip implements collection of various parameters of the whole system, and based on these parameters, management and control of the whole system are implemented; the power management module is used for realizing voltage conversion and power distribution of an input power supply according to the requirements of each functional module; the heating module and the temperature detection module are used for heating, detecting and controlling the temperature of the liquid output by the flow guide pipe 10, wherein the temperature detection module comprises temperature sensors arranged on the heating box 6 and the outlet end of the flow guide pipe 10; the key display module and the alarm unit are man-machine interaction modules, so that a user can conveniently set and adjust parameters of the system, and timely acquire working state information of the system; the photoelectric detection comprises a photoelectric sensor arranged in the mounting groove 43 and is used for detecting the mounting position of the limiting component 4; the current detection comprises a current detection circuit for detecting the working current of the stepping motor and the driving plate for driving the peristaltic component 3 to work, when the stepping motor is overloaded, the current is increased, the main control chip sends out alarm information, and the operation of the stepping motor is stopped; the driving plate and the stepping motor drive the peristaltic component 3 to rotate, so that the honeycomb duct 10 is extruded to convey liquid such as sterile water.

Specifically, the input power enters the power management module first, and is converted into a plurality of shunt power sources with different power supply voltages at the module to supply power to other modules respectively. The power management module outputs power to the main control chip, the key display module, the heating module, the temperature detection module, the alarm unit, the current detection and the photoelectric detection. The main control chip monitors the working state of the system in real time through the temperature sensor, the photoelectric sensor and the current detection circuit, and controls the heating module, the stepping motor, the driving plate and the alarm unit through software and the main control chip based on the monitored parameters. When the monitored temperature is less than 36 ℃, the software controls the heating module to heat, and when the temperature reaches 36 ℃, the heating is stopped. During normal operation, software in the main control chip can adjust parameters of the driving plate according to the flow set by the key display module, so that the rotating speed of the stepping motor is adjusted, and the sterile water of the pump head is conveyed to reach the required flow. When the pump head is blocked and blocked, the current detection module outputs an abnormal signal, the main control chip cuts off the signal of the driving plate, the motor stops running, and the alarm unit is signaled to reduce the possible risk. When the limiting component 4 loosens, the photoelectric sensor outputs an abnormal signal, and the main control chip also cuts off the signal of the driving plate to stop the motor, and meanwhile signals the alarm unit to remind a user.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (8)

1. The water delivery device for the endoscope comprises a main box body and a mounting frame, wherein a mounting cavity for accommodating peristaltic components is formed in the mounting frame;

the limiting assembly comprises a mounting plate with a clamping groove at the top and an ejection unit arranged below the mounting plate and used for ejecting the mounting plate, and the honeycomb duct penetrates through the mounting plate through the clamping groove.

2. The water feeding device for an endoscope according to claim 1, wherein the ejection unit comprises a mounting groove which is arranged in the mounting frame and matched with the bottom of the mounting plate, a spring which is arranged in the mounting groove, and an ejection plate which is attached to the bottom of the mounting plate.

3. The water feeding device for an endoscope according to claim 2, wherein a stopper is provided in the middle of the mounting plate, and the stopper is used for preventing the mounting plate from being too deep to cause the flexible tube to be deformed by extrusion.

4. The water feeding device for an endoscope according to claim 1, wherein the mounting frame is provided with a fixing frame which is matched with the mounting frame and used for covering the mounting cavity to prevent foreign matters from entering the mounting cavity.

5. The water supply device for an endoscope according to claim 4, wherein the top of the mounting frame is provided with a clamping block matched with the clamping groove and a bolt for fixing the fixing frame on the mounting frame, and the clamping groove is positioned on the main box body.

6. The water feeding device for an endoscope as recited in claim 4, wherein a guide slope is provided on a side of the mounting plate facing the fixing frame.

7. The water delivery device for an endoscope according to claim 1, wherein the peristaltic component comprises a rotating rod rotationally connected with a motor in the main box body, one end of the rotating rod extending into the installation cavity is fixedly connected with a peristaltic disc, a plurality of peristaltic wheels are uniformly fixed on the outer side of the peristaltic disc, and the peristaltic wheels and the diversion pipe are mutually extruded.

8. The water supply device for an endoscope according to claim 1, wherein the heating module comprises a heating box fixed on one side of the main box body, heating liquid is contained in the heating box, an upper cover is arranged at the top of the heating box, and a support and a heater which are clamped with the guide pipe are arranged at the bottom of the heating box.