CN216386344U - Hemodialysis machine detects check gauge - Google Patents
Hemodialysis machine detects check gauge Download PDFInfo
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- CN216386344U CN216386344U CN202123402864.0U CN202123402864U CN216386344U CN 216386344 U CN216386344 U CN 216386344U CN 202123402864 U CN202123402864 U CN 202123402864U CN 216386344 U CN216386344 U CN 216386344U
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- liquid inlet
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- calibrator
- movable joint
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Abstract
The utility model discloses a hemodialysis machine detection calibrator, which relates to the technical field of electrical equipment, and comprises a calibrator body, a catheter and a ball valve; one end of the ball valve is in threaded connection with the liquid inlet of the calibrator body, and the other end of the ball valve is connected with the liquid guide pipe; the liquid inlet is inclined downwards along the direction from the outer side end of the liquid inlet to the inner side end of the liquid inlet; along the direction from the liquid inlet to the interior of the calibrator body, a liquid inlet pipe in the calibrator body is gradually inclined downwards; the outer side of the calibrator body is also provided with a boss, the liquid inlet is arranged on the boss, and the inclined plane of the boss is vertical to the liquid inlet; this scheme of adoption, through ball valve control flow, the leading-in liquid of inlet through the slope can reduce the inside remaining liquid of pipeline in a large number, has reduced the pollution to check gauge and environment.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, in particular to a detection calibrator for a hemodialysis machine.
Background
At present, medical equipment such as hemodialysis machines and the like related to liquid flow are more and more widely applied in clinical work of hospitals. The hemodialysis is to utilize concentrate and dialysis water to prepare qualified dialysate through a dialysate supply system, and carry out solute dispersion, ultrafiltration, adsorption and convection with the led-out patient blood through a dialyzer; the blood after the action is returned to the patient, and the liquid after dialysis is taken as waste liquid and discharged by a dialysate supply system; the process is continuously circulated and reciprocated, and the purposes of purifying blood and correcting water electrolyte and acid-base balance are achieved.
In view of the universality and the importance of the hemodialysis machine, the value tracing of each key parameter of the hemodialysis machine is required, instruments for detecting the hemodialysis machine are already available on the market, an integrated design and an intelligent data acquisition and processing technology are adopted, the parameters of the hemodialysis machine such as temperature, flow, pressure, conductivity, ph value and venous (arterial) pressure can be quickly calibrated, the detection line rate is high, the hemodialysis machine comprises a detection module and a display module, and data are displayed by a display screen through electrode detection.
However, in the prior art, the catheter on the hemodialysis machine is directly inserted into the liquid inlet of the hemodialysis machine detection calibrator, most hemodialysis machines have no flow control switch, the catheter is long, the pipeline is used for passing through liquids such as blood, and after the calibration is finished, when the catheter is directly taken down, the residual liquid in the catheter can be spilled out, so that the calibration calibrator is wetted, the calibration calibrator and the environment are finally polluted, and the calibration difficulty is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a detection calibrator for a hemodialysis machine.
The utility model is realized by the following technical scheme:
a hemodialysis machine detection calibrator comprises a calibrator body, a catheter and a ball valve;
one end of the ball valve is in threaded connection with the liquid inlet of the calibrator body, and the other end of the ball valve is connected with the liquid guide pipe;
the liquid inlet is inclined downwards along the direction from the outer end of the liquid inlet to the inner end of the liquid inlet.
Compared with the prior art, after the calibration is finished, when the catheter is directly taken down, the residual liquid in the catheter can be spilled, so that the calibrator is wetted, the pollution of the calibrator and the environment is finally caused, and the problem of calibration difficulty is increased; specifically, the calibration instrument body is provided with a liquid inlet and a liquid inlet pipe, the end part of the liquid inlet pipe is fixedly connected to the liquid inlet, the liquid inlet is provided with internal threads, the end part of the ball valve is provided with external threads, the ball valve can be connected with the liquid inlet through the threads, then the liquid guide pipe is connected to the other end of the ball valve, liquid conveyed by the liquid guide pipe can enter the liquid inlet pipe through the ball valve, the ball valve is preferably a flow control valve, and the flow of the liquid entering the calibration instrument body can be further accurately controlled while the pipeline is opened and closed through the flow control valve; after the calibration is finished, closing the ball valve to prevent residual liquid in the liquid guide pipe from entering the connecting position of the ball valve and the liquid inlet, so that a large amount of liquid is spilled; and the remaining liquid of ball valve rear end can flow into the feed liquor pipe through the inlet that the slope set up this moment, has further reduced the remaining liquid of inlet and ball valve hookup location department, when making the check-up finish take out the ball valve, has reduced the pollution to environment and check gauge.
Further optimizing, along the direction from the liquid inlet to the interior of the calibrator body, a liquid inlet pipe in the calibrator body is gradually inclined downwards; used for preventing residual liquid from flowing back in the liquid inlet pipe.
Further preferably, a boss is further arranged on the outer side of the calibrator body, the liquid inlet is formed in the boss, and the inclined plane of the boss is perpendicular to the liquid inlet; for enabling the ball valve to be stably connected to the inclined liquid inlet.
The liquid guide pipe is further optimized, and further comprises a double movable joint, the end part of the liquid guide pipe is provided with a thread matched with the end part of the double movable joint, and the liquid guide pipe is connected with the other end of the ball valve through the double movable joint; for ensuring a stable connection of the ball valve and the catheter.
Preferably, a branch pipe is arranged on the side wall of the middle part of the lower side of the double-movable joint, one end of the branch pipe is communicated with the inside of the double-movable joint, the other end of the branch pipe is provided with a plug, and the plug is used for closing or opening the other end of the branch pipe; the liquid leakage prevention device is used for preventing residual liquid between the ball valve and the liquid guide pipe from spilling out to pollute the environment.
The liquid pumping device is connected with the other end of the branch pipe and is used for pumping liquid in the double-movable joint; for increasing the amount of residual liquid collected.
Preferably, the suction device comprises a sleeve, a piston and a rod piece, the piston is arranged in the sleeve, one end of the rod piece extends into the sleeve and is connected with the piston, a connector is arranged at the end part, close to the branch pipe, of the sleeve, and the connector is connected with the other end of the branch pipe; for simplifying the suction device.
Further optimization, the branch pipe is connected with the connector through threads; for achieving a quick connection of the suction device.
Further preferably, along the direction from the end part of one end of the branch pipe to the two ends of the double movable joint, the side wall of the double movable joint is provided with an arc-shaped section, and the arc-shaped section is bent towards the inner side of the double movable joint; for directing the flow of residual liquid into the branch pipes.
Further optimization, the slope of the arc-shaped section is gradually reduced along the direction from the end part of one end of the branch pipe to the two ends of the double-movable joint; for reducing the residual amount of residual liquid.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. the utility model provides a detection calibrator for a hemodialysis machine, which adopts the scheme that the flow is controlled by a ball valve, and liquid is introduced through an inclined liquid inlet, so that the residual liquid in a pipeline can be greatly reduced, and the pollution to the calibrator and the environment is reduced.
2. The utility model provides a detection calibrator for a hemodialysis machine, which adopts the scheme that the quick connection of a ball valve and a liquid guide pipe is realized through a double-movable joint, the quick collection of residual liquid is realized through a branch pipe and a suction device, and the pollution of the residual liquid to the environment is further reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a schematic diagram of the internal structure of an embodiment of the present invention;
fig. 4 is a partial schematic view a of an embodiment of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a calibrator body, 11-a liquid inlet, 2-a ball valve, 3-a boss, 4-a double-movable joint, 41-an arc section, 5-a branch pipe, 6-a plug, 7-a suction device, 71-a sleeve, 72-a piston, 73-a rod piece, 74-a connector and 8-a liquid inlet pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The embodiment 1 provides a hemodialysis machine detection calibrator, as shown in fig. 1, including a calibrator body 1 and a catheter, and further including a ball valve 2;
one end of the ball valve 2 is in threaded connection with a liquid inlet 11 of the calibrator body 1, and the other end of the ball valve 2 is connected with a liquid guide pipe;
the liquid inlet 11 is inclined downwards along the direction from the outer end of the liquid inlet 11 to the inner end of the liquid inlet 11.
Compared with the prior art, after the calibration is finished, when the catheter is directly taken down, the residual liquid in the catheter can be spilled, so that the calibrator is wetted, the pollution of the calibrator and the environment is finally caused, and the problem of calibration difficulty is increased; specifically, the calibrator body 1 is provided with a liquid inlet 11 and a liquid inlet pipe 8, the end part of the liquid inlet pipe 8 is fixedly connected to the liquid inlet 11, wherein the liquid inlet 11 is provided with internal threads, the end part of the ball valve 2 is provided with external threads, the ball valve 2 can be connected with the liquid inlet 11 through the threads, and then the liquid guide pipe is connected to the other end of the ball valve 2, at the moment, liquid conveyed by the liquid guide pipe can enter the liquid inlet pipe 8 through the ball valve 2, wherein the ball valve 2 is preferably a flow control valve, and the flow of the liquid entering the calibrator body 1 can be further accurately controlled while the pipeline is opened and closed through the flow control valve; after the calibration is finished, closing the ball valve 2 to prevent residual liquid in the liquid guide pipe from entering the connecting position of the ball valve 2 and the liquid inlet 11 to cause a large amount of liquid to be spilled; and the remaining liquid of 2 rear ends of ball valve can flow into the feed liquor pipe 8 through the inlet 11 that the slope set up this moment, has further reduced the remaining liquid of inlet 11 and 2 hookup location departments of ball valve, when making the check finish take out ball valve 2, has reduced the pollution to environment and check gauge.
As a specific implementation manner for preventing the residual liquid from flowing back through the liquid inlet pipe 8, in this embodiment, the liquid inlet pipe 8 in the calibration instrument body 1 is gradually inclined downward along the direction from the liquid inlet 11 to the inside of the calibration instrument body 1; one end of the liquid inlet pipe 8 is fixedly connected with the liquid inlet 11, the other end of the liquid inlet pipe is gradually inclined downwards, and residual liquid can enter the interior along the liquid inlet pipe 8 to avoid backflow.
As a specific embodiment that the ball valve 2 can be stably connected to the inclined liquid inlet 11, in this embodiment, a boss 3 is further disposed outside the calibration instrument body 1, the liquid inlet 11 is disposed on the boss 3, and an inclined plane of the boss 3 is perpendicular to the liquid inlet 11; still be equipped with outside convex boss 3 above the outside of check gauge body 1, the boss 3 upper surface is the plane of slope, and its plane perpendicular to inlet 11 makes ball valve 2 can be stable connect soon in inlet 11.
As a specific embodiment for ensuring stable connection between the ball valve 2 and the catheter, in this embodiment, the device further includes a double-movable joint 4, the end of the catheter has a thread matching with the end of the double-movable joint 4, and the catheter is connected to the other end of the ball valve 2 through the double-movable joint 4; both ends of the double-movable joint 4 are provided with internal thread threads of movable joints, the end part of the liquid guide pipe is provided with external threads matched with the internal thread threads, and the liquid guide pipe can be connected with the end part of the ball valve 2 through the double-movable joint 4 at the moment, so that the double-movable joint 4 is arranged, and the quick disassembly and assembly of the ball valve 2 can be further facilitated.
As a specific implementation manner for preventing residual liquid between the ball valve 2 and the liquid guide tube from spilling out and polluting the environment, in this embodiment, a branch tube 5 is arranged on a side wall of the middle part of the lower side of the double-movable joint 4, one end of the branch tube 5 is communicated with the inside of the double-movable joint 4, the other end of the branch tube 5 is provided with a plug 6, and the plug 6 is used for closing or opening the other end of the branch tube 5; the branch pipe 5 is arranged in the middle of the lower side of the double-movable joint 4, wherein the two ends of the branch pipe 5 can communicate the inside and the outside of the double-movable joint 4, most of the residual liquid between the ball valve 2 and the liquid guide pipe is reserved at the position of the double-movable joint 4, the branch pipe 5 is arranged, and the collecting device is arranged below the branch pipe 5, so that the residual liquid can be uniformly and intensively put into the collecting device, and the pollution to the environment is reduced; and the plug 6 is arranged to plug the other end of the branch pipe 5, so that liquid cannot flow out of the branch pipe 5 in the checking stage.
Example 2
This example 2 is further optimized based on the example 1, and as shown in fig. 2 to fig. 4, a specific implementation manner is provided.
As a specific implementation manner for improving the collection amount of residual liquid and reducing the pollution rate, in this embodiment, the device further includes a suction device 7, and the suction device 7 is connected to the other end of the branch pipe 5 and is used for sucking out the liquid in the double-movable joint 4; the above is also provided with a suction device 7, wherein the suction device 7 is connected to the other end of the branch pipe 5, and when the suction device performs a suction action, a suction force is generated inside the double movable joint 4, so that the residual liquid inside the double movable joint 4 can be sucked and pushed, and the residual liquid can be quickly sucked into the suction device 7 for storage.
As a specific implementation manner of the simplified suction device 7, in this embodiment, the suction device 7 includes a sleeve 71, a piston 72, and a rod 73, the piston 72 is disposed in the sleeve 71, one end of the rod 73 extends into the sleeve 71 and is connected to the piston 72, the end of the sleeve 71 near the branch pipe 5 is provided with a connector 74, and the connector 74 is connected to the other end of the branch pipe 5; the above suction device 7 comprises a sleeve 71, a piston 72 and a rod 73, wherein the piston 72 can move in the sleeve 71 along the length direction of the sleeve 71, the rod 73 is connected with the piston 72 to drive the rod 73 to move the piston 72 back and forth to realize suction, a connector 74 is arranged at one end of the sleeve 71 far away from the rod 73, the connector 74 is used for connecting the branch pipe 5, and the sleeve 71 is communicated with the interior of the branch pipe 5 through the connector 74 to realize the function of sucking residual liquid.
As a specific embodiment for realizing the quick connection of the suction device 7, in the present embodiment, the branch pipe 5 and the connector 74 are connected by a screw thread; the above coupling head 74 is preferably internally threaded and the branch pipe 5 is externally threaded, which are threadedly engaged to provide a detachable connection.
As a specific embodiment for guiding the residual liquid to flow into the branch pipe 5, in this embodiment, in the direction from the end of one end of the branch pipe 5 to the two ends of the double movable joint 4, the side wall of the double movable joint 4 is provided with an arc-shaped section 41, and the arc-shaped section 41 is bent towards the inner side of the double movable joint 4; both sides direction of above branch pipe 5 one end all has segmental arc 41, and wherein the one end of segmental arc 41 is connected in branch pipe 5 one end, and the other end of segmental arc 41 is connected in the tip of double movable joint 4, and its arc is crooked to double movable joint 4 inboard, realizes remaining liquid's drainage.
As a specific embodiment for reducing the residual amount of the residual liquid, in this embodiment, the slope of the arc-shaped section 41 gradually decreases from the end of one end of the branch pipe 5 to the two ends of the double movable joint 4; the slope of the arc-shaped section 41 gradually decreases in the direction from the end of one end of the branch pipe 5 to both ends of the double movable joint 4, so that the liquid retention space on the lower side of the double movable joint 4 is reduced, thereby reducing the residual amount of the residual liquid.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A hemodialysis machine detection calibrator comprises a calibrator body (1) and a liquid guide pipe, and is characterized by further comprising a ball valve (2);
one end of the ball valve (2) is in threaded connection with the liquid inlet (11) of the calibrator body (1), and the other end of the ball valve (2) is connected with the liquid guide pipe;
along the direction from the outer side end of the liquid inlet (11) to the inner side end of the liquid inlet (11), the liquid inlet (11) is inclined downwards.
2. The hemodialysis machine detection calibrator according to claim 1, wherein the inlet tube (8) in the calibrator body (1) is gradually inclined downwards along the direction from the inlet (11) to the inside of the calibrator body (1).
3. The hemodialysis machine detection calibrator according to claim 1, wherein a boss (3) is further disposed on an outer side of the calibrator body (1), the liquid inlet (11) is disposed on the boss (3), and an inclined plane of the boss (3) is perpendicular to the liquid inlet (11).
4. The hemodialysis machine detection calibrator according to claim 1, further comprising a double movable joint (4), wherein the end of the catheter is provided with a thread matching with the end of the double movable joint (4), and the catheter is connected with the other end of the ball valve (2) through the double movable joint (4).
5. The hemodialysis machine detection and calibration instrument according to claim 4, wherein a branch pipe (5) is arranged on the side wall of the middle of the lower side of the double movable joint (4), one end of the branch pipe (5) is communicated with the inside of the double movable joint (4), the other end of the branch pipe (5) is provided with a plug (6), and the plug (6) is used for closing or opening the other end of the branch pipe (5).
6. The hemodialysis machine detection and verification instrument according to claim 5, further comprising a suction device (7), wherein the suction device (7) is connected with the other end of the branch pipe (5) and is used for sucking the liquid in the double-movable joint (4).
7. The hemodialysis machine detection tester as claimed in claim 6, wherein the suction device (7) comprises a sleeve (71), a piston (72) and a rod (73), the piston (72) is disposed in the sleeve (71), one end of the rod (73) extends into the sleeve (71) and is connected with the piston (72), the end of the sleeve (71) close to the branch pipe (5) is provided with a connector (74), and the connector (74) is connected with the other end of the branch pipe (5).
8. The hemodialysis machine testing and calibrating apparatus as set forth in claim 7, wherein the branch tube (5) and the connector (74) are connected by a screw thread.
9. A hemodialysis machine testing calibrator according to claim 5, wherein the side wall of the double movable joint has an arc-shaped section (41) in a direction from the end of one end of the branch pipe (5) to both ends of the double movable joint (4), and the arc-shaped section (41) is bent inward of the double movable joint (4).
10. The hemodialysis machine testing calibrator according to claim 9, wherein the slope of the arcuate section (41) is gradually decreased in a direction from the end of one end of the branch pipe (5) to both ends of the double union (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123402864.0U CN216386344U (en) | 2021-12-30 | 2021-12-30 | Hemodialysis machine detects check gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123402864.0U CN216386344U (en) | 2021-12-30 | 2021-12-30 | Hemodialysis machine detects check gauge |
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| Publication Number | Publication Date |
|---|---|
| CN216386344U true CN216386344U (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123402864.0U Active CN216386344U (en) | 2021-12-30 | 2021-12-30 | Hemodialysis machine detects check gauge |
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|---|---|
| CN (1) | CN216386344U (en) |
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2021
- 2021-12-30 CN CN202123402864.0U patent/CN216386344U/en active Active
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