CN215537336U - Low liquid level automatic closing alarm device for transfusion tube - Google Patents
Low liquid level automatic closing alarm device for transfusion tube Download PDFInfo
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- CN215537336U CN215537336U CN202122068628.3U CN202122068628U CN215537336U CN 215537336 U CN215537336 U CN 215537336U CN 202122068628 U CN202122068628 U CN 202122068628U CN 215537336 U CN215537336 U CN 215537336U
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Abstract
The utility model relates to an automatic low-liquid-level shutdown alarm device for an infusion tube. It has been solved among the current technique infusion alarm device when low liquid level is reported to the police and is difficult to the automatic shutdown infusion, the not good problem of result of use, it is including installing the casing, installation casing one side has arc flow control groove, the transfer line passes through flow control and rotates the wheel positioning in arc flow control groove, arc flow control groove circumference inner wall is equipped with liquid level response subassembly, liquid level response subassembly both sides are equipped with the direction spacing groove, flow control rotates the wheel linkage body of rod and rotates continuously, thereby the linkage body of rod links to each other with the linkage drive assembly that sets up in the installation casing and can drive flow control and rotate the wheel and adjust infusion speed at arc flow control groove axial motion, liquid level response subassembly links to each other with the control module of setting in the installation casing, control module links to each other with the alarm mechanism who sets up at installation casing outer wall. The utility model has the advantages that: can automatically stop infusion, and has simple structure and good use effect.
Description
Technical Field
The utility model relates to the technical field of medical tools, in particular to an automatic low-liquid-level shutdown alarm device for an infusion tube.
Background
The intravenous infusion therapy is the most common and effective therapy means, while the infusion process is a long-lasting process, and patients or accompanying personnel are required to check the infusion progress all the time when in infusion so as to prevent the situations of blood return or air entering blood vessels and the like caused by the fact that the liquid is completely dripped. Especially in winter or at night, the repeated watching of nursing work is particularly prominent, and the rest of patients and accompanying personnel is also influenced, thus having negative effect on the treatment of the illness state. Although some automatic alarming infusion sets exist at present, the infusion sets cannot be popularized due to high cost, unreliable technology, large power consumption, inconvenient use and the like, and even some infusion sets can damage an infusion tube or damage a patient blood vessel or pollute liquid medicine and the like; in addition, the existing transfusion device alarm device has a complex structure, is difficult to automatically stop transfusion when alarming at a low liquid level, increases transfusion risks, and has poor use effect.
In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example: chinese patent literature discloses a high-reliability transfusion alarm device and an alarm method [ CN202010004463.0], which comprises an alarm and a clamping cover, wherein the clamping cover is arranged on the alarm through a pin shaft, the alarm is provided with a groove for fixing a transfusion tube, the clamping cover is closed through a return spring, and the clamping cover is provided with an arc opening corresponding to the groove on the alarm to limit the transfusion tube in the groove. The first liquid sensor and the second liquid sensor in the alarm are used for monitoring, functions such as alarming and the like are realized under the condition, the safety of infusion is ensured, and the mental burden of patients and accompanying personnel is relieved.
Above-mentioned scheme has solved to a certain extent among the prior art infusion alarm device with high costs, the low infusion of prevalence and the easy problem of damaging the transfer line, but this scheme still has a great deal of not enoughly, for example: the structure is complicated, and the infusion is difficult to automatically stop when low liquid level is reported to the police, thereby increasing the infusion risk and having poor use effect.
Disclosure of Invention
The utility model aims to solve the problems and provides the low-liquid-level automatic shutdown alarm device for the infusion tube, which has the advantages of reasonable design, simple structure and good use effect.
In order to achieve the purpose, the utility model adopts the following technical scheme: the low liquid level automatic shutdown alarm device for the infusion tube comprises an installation shell, wherein one side of the installation shell is provided with an arc-shaped flow regulating groove for the infusion tube to pass through, the infusion tube is positioned in the arc-shaped flow regulating groove through a flow regulating rotating wheel, the circumferential inner wall of the arc-shaped flow regulating groove is provided with a liquid level sensing assembly, and liquid level response subassembly both sides are equipped with the direction spacing groove that one end was the slope setting downwards from arc flow control groove upper end, the flow control rotates the wheel and radially wears to locate the linkage body of rod rotation of direction spacing inslot and links to each other, thereby the linkage body of rod just can drive the flow control and rotate the wheel and adjust infusion speed's linkage drive assembly at arc flow control groove axial motion in the installation casing with setting up and link to each other, liquid level response subassembly links to each other with the control module of setting in the installation casing, and control module links to each other with the alarm mechanism who sets up at the installation casing outer wall. Through set up flow control and rotate wheel location transfer line in arc flow control groove, when liquid level response subassembly sensed the liquid level when low, then signaled control module, thereby control module drives flow control through linkage drive subassembly and rotates the wheel and close the infusion and make alarm mechanism send out the police dispatch newspaper at arc flow control groove axial motion, simple structure and excellent in use effect.
In foretell transfer line low liquid level automatic shutdown alarm device, liquid level response subassembly has first liquid level response strip including setting up the liquid level scale sign at arc flow control groove inner wall upside, liquid level scale sign one side, and arc flow control groove inner wall downside is equipped with low liquid level induction zone, and the vertical second liquid level induction strip that is equipped with in the low liquid level induction zone. First liquid level response strip and second liquid level response strip correspond different alarm modes, can play the effect of reminding in advance.
In the automatic low-liquid-level shutdown alarm device for the infusion tube, the two sides of the linkage rod body are rotatably connected with the positioning gears, the mounting shell is internally provided with the positioning racks which extend downwards from the mounting shell, and the positioning gears are meshed with the positioning racks. The mutual cooperation of positioning gear and location rack makes the linkage body of rod can drive the flow control and rotate the wheel and carry out the steady movement.
In the automatic low-liquid-level shutdown alarm device for the infusion tube, the positioning rack is obliquely arranged, the inclination angle of the positioning rack is the same as that of the guide limiting groove, and the length of the positioning rack is greater than that of the guide limiting groove. The flow regulating rotating wheel can change the pressing force on the infusion tube when rotating, thereby realizing the infusion flow regulation.
In the automatic low-liquid-level shutdown alarm device for the infusion tube, the linkage driving assembly comprises a linkage structure fixedly connected with the circumferential outer wall of one end, located in the installation shell, of the linkage rod body, and a driving structure is vertically arranged at one end, far away from the linkage rod body, of the linkage structure.
In the automatic low-liquid-level shutdown alarm device for the infusion tube, the linkage structure comprises a connecting rod body fixedly connected with the linkage rod body, one end of the connecting rod body, which is far away from the linkage rod body, is connected through a driving cross rod, and a guide sliding block is arranged on one side of the driving cross rod and is arranged in a guide sliding groove in the installation shell in a sliding manner.
In the automatic low-liquid-level shutdown alarm device for the infusion tube, the guide chute is obliquely arranged in the installation shell, and the inclination angle of the guide chute is the same as that of the guide limiting groove.
In foretell transfer line low liquid level automatic shutdown alarm device, drive structure drives actuating cylinder including driving, drives actuating cylinder and passes through the telescopic link and link to each other with the drive horizontal pole, and drives actuating cylinder and fix through the fixed grillage of the cylinder of fixed setting on the direction spout. The driving structure and the linkage structure are matched with each other to ensure that the linkage of the flow adjusting rotating wheel is better and the moving error is reduced.
In the automatic low-liquid-level shutdown alarm device for the infusion tube, the alarm mechanism comprises an audio alarm module arranged on one side of the arc-shaped flow regulating groove of the mounting shell, a light alarm module is arranged on one side of the mounting shell, which is far away from the arc-shaped flow regulating groove, and a device starting switch is arranged on the lower side of the light alarm module. Through setting up light alarm module and audio alarm module, realized multiple alarm mode, strengthened the warning effect.
In foretell transfer line low liquid level automatic shutdown alarm device, the axis vertical setting of arc flow control inslot wall is followed to the liquid level response subassembly, and direction spacing groove upper end is close to towards liquid level response subassembly upper end both sides, and the direction spacing groove lower extreme is kept away from towards liquid level response subassembly lower extreme both sides.
Compared with the prior art, the utility model has the advantages that: reasonable in design, simple structure can know the liquid level condition in the transfer line in advance through liquid level response subassembly, makes early warning in advance, can in time send out the police dispatch newspaper and utilize drive assembly to make flow control rotating wheel locking transfer line when the liquid level in the transfer line gets into low liquid level response zone time moreover through alarm mechanism, has realized the purpose of in time shutting down the infusion, excellent in use effect.
Drawings
FIG. 1 is a front view of the mounting housing of the present invention;
FIG. 2 is a schematic view of the positioning gear engaging the positioning rack in accordance with the present invention;
FIG. 3 is a schematic view of the linkage drive assembly of the present invention;
FIG. 4 is a top view of the linkage structure of the present invention;
FIG. 5 is a schematic view of the back structure of the mounting housing of the present invention;
fig. 6 is a schematic view of the assembled position of the present invention.
In the figure, the installation shell 1, the arc-shaped flow regulation groove 11, the flow regulation rotating wheel 12, the guide limiting groove 13, the linkage rod body 14, the liquid level sensing assembly 2, the liquid level scale mark 21, the first liquid level sensing strip 22, the low liquid level sensing area 23, the second liquid level sensing strip 24, the linkage driving assembly 3, the control module 4, the alarm mechanism 5, the audio alarm module 51, the light alarm module 52, the device starting switch 53, the positioning gear 6, the positioning rack 61, the linkage structure 7, the connection rod body 71, the driving cross rod 72, the guide sliding block 73, the guide sliding groove 74, the driving structure 8, the driving cylinder 81, the telescopic rod 82 and the cylinder fixing plate frame 83 are arranged.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in figures 1-6, the automatic low-liquid-level shutdown alarm device for the infusion tube comprises an installation shell 1, wherein one side of the installation shell 1 is provided with an arc-shaped flow regulating groove 11 for a infusion tube to pass through, the infusion tube is positioned in the arc-shaped flow regulating groove 11 through a flow regulating rotating wheel 12, the circumferential inner wall of the arc-shaped flow regulating groove 11 is provided with a liquid level sensing assembly 2, two sides of the liquid level sensing assembly 2 are provided with guide limiting grooves 13, one ends of the guide limiting grooves 13 are obliquely arranged downwards from the upper end of the arc-shaped flow regulating groove 11, the flow regulating rotating wheel 12 is rotatably connected with a linkage rod body 14 which radially penetrates through the guide limiting grooves 13, the linkage rod body 14 is connected with a linkage driving assembly 3 which is arranged in the installation shell 1 and can drive the flow regulating rotating wheel 12 to axially move in the arc-shaped flow regulating groove 11 so as to regulate the infusion speed, the liquid level sensing assembly 2 is connected with a control module 4 arranged in the installation shell 1, and the control module 4 is connected with an alarm mechanism 5 arranged on the outer wall of the mounting shell 1. Through set up liquid level response subassembly 2 at arc flow control groove 11 inner wall, when the liquid level in the transfer line reachd the response region that corresponds in the arc flow control groove 11 in, then utilize linkage drive assembly 3 drive flow control to rotate wheel 12 and remove thereby compress tightly the transfer line and realize the purpose of shutting down the infusion, simultaneously, utilize alarm mechanism 5 to send out the police dispatch newspaper.
Wherein, liquid level response subassembly 2 is including setting up the liquid level scale sign 21 at 11 inner wall upsides of arc flow control groove, and liquid level scale sign 21 one side has first liquid level response strip 22, and 11 inner wall downsides of arc flow control groove are equipped with low liquid level induction zone 23, and the vertical second liquid level induction strip 24 that is equipped with in the low liquid level induction zone 23. The first liquid level sensing strip 22 is mainly used for the warning mechanism 5 to give early warning, and the second liquid level sensing strip 24 is used for the warning mechanism 5 to formally give out an alarm and stop transfusion.
As can be seen, the two sides of the linkage rod 14 are rotatably connected with the positioning gears 6, the mounting housing 1 is internally provided with a positioning rack 61 extending downwards from the mounting housing 1, and the positioning gears 6 are engaged with the positioning rack 61. The positioning rack 61 and the positioning gear 6 are provided to prevent the flow rate adjusting rotary wheel 12 from being misaligned during rotation to cause an uneven pressing force.
Obviously, the positioning rack 61 is disposed obliquely and has the same inclination angle as the guide limiting groove 13, and the length of the positioning rack 61 is greater than the length of the guide limiting groove 13. This arrangement enables the pressing force on the infusion tube to be changed when the flow rate adjustment rotary wheel 12 is moved.
Further, linkage drive assembly 3 includes and is located the linkage structure 7 of one end circumference outer wall fixed connection in installation casing 1 with the linkage body of rod 14, and the one end that linkage structure 7 kept away from the linkage body of rod 14 is vertical to be equipped with drive structure 8.
Specifically, the linkage structure 7 includes a connecting rod body 71 fixedly connected to the linkage rod body 14, one end of the connecting rod body 71 away from the linkage rod body 14 is connected to the driving cross rod 72, a guiding slide block 73 is disposed on one side of the driving cross rod 72, and the guiding slide block 73 is slidably disposed in a guiding slide groove 74 disposed in the installation housing 1. The arrangement of the linkage rod body 14 enables the two ends of the linkage rod body 14 to be stressed uniformly.
Further, the guide sliding groove 74 is disposed in the mounting case 1 in an inclined manner at the same angle as the guide stopper groove 13.
More specifically, the driving structure 8 includes a driving cylinder 81, the driving cylinder 81 is connected to the driving cross bar 72 by a telescopic rod 82, and the driving cylinder 81 is fixed by a cylinder fixing plate frame 83 fixedly provided on the guide slide groove 74.
Preferably, the alarm mechanism 5 comprises an audio alarm module 51 disposed on one side of the mounting housing 1 located at the arc-shaped flow regulating groove 11, a light alarm module 52 is disposed on one side of the mounting housing 1 away from the arc-shaped flow regulating groove 11, and a device start switch 53 is disposed on the lower side of the light alarm module 52. The light alarm module 52 is connected with a safety lamp, an early warning lamp and an alarm lamp in sequence, when the liquid level in the infusion tube reaches the liquid level scale mark 21, the early warning lamp is on, when the liquid level reaches the low liquid level induction area 23, the alarm lamp is on, and the safety lamp is on under the normal state.
In detail, the liquid level sensing assembly 2 is vertically arranged along the central axis of the inner wall of the arc-shaped flow adjusting groove 11, the upper end of the guide limiting groove 13 is close to the two sides of the upper end of the liquid level sensing assembly 2, and the lower end of the guide limiting groove 13 is far away from the two sides of the lower end of the liquid level sensing assembly 2.
In summary, the principle of the present embodiment is: when the liquid level in the transfer line is in safe position, the safety lamp lights, when the liquid level in the transfer line reachs scale mark 21 department as first liquid level response strip 22 senses, the warning light lights and sends sound through audio alarm module 51 and reminds, when second liquid level response strip 24 senses the liquid level in the transfer line and reachs low liquid level induction zone 23, then make linkage drive assembly 3 drive flow control and rotate wheel 12 and compress tightly the shutdown that realizes the infusion at arc flow control groove 11 removal to the transfer line through control module 4, and simultaneously, light through the alarm lamp, audio alarm module 51 sends sound and reminds.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Although the terms of the installation housing 1, the arc-shaped flow regulating groove 11, the flow regulating rotating wheel 12, the guiding and limiting groove 13, the linkage rod 14, the liquid level sensing assembly 2, the liquid level scale mark 21, the first liquid level sensing strip 22, the low liquid level sensing area 23, the second liquid level sensing strip 24, the linkage driving assembly 3, the control module 4, the alarm mechanism 5, the audio alarm module 51, the light alarm module 52, the device starting switch 53, the positioning gear 6, the positioning rack 61, the linkage structure 7, the connecting rod 71, the driving cross rod 72, the guiding slider 73, the guiding sliding groove 74, the driving structure 8, the driving cylinder 81, the telescopic rod 82, the cylinder fixing plate frame 83 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The low-liquid-level automatic shutdown alarm device for the infusion tube comprises an installation shell (1), wherein one side of the installation shell (1) is provided with an arc-shaped flow regulating groove (11) for a infusion tube to pass through, the infusion tube is positioned in the arc-shaped flow regulating groove (11) through a flow regulating rotating wheel (12), and the low-liquid-level automatic shutdown alarm device is characterized in that a liquid level sensing assembly (2) is arranged on the circumferential inner wall of the arc-shaped flow regulating groove (11), a guide limiting groove (13) with one end obliquely arranged downwards from the upper end of the arc-shaped flow regulating groove (11) is arranged on two sides of the liquid level sensing assembly (2), the flow regulating rotating wheel (12) is rotatably connected with a linkage rod body (14) which is radially penetrated in the guide limiting groove (13), the linkage rod body (14) is connected with a linkage driving assembly (3) which is arranged in the installation shell (1) and can drive the flow regulating rotating wheel (12) to axially move in the arc-shaped flow regulating groove (11) so as to regulate the infusion speed, the liquid level sensing assembly (2) is connected with a control module (4) arranged in the installation shell (1), and the control module (4) is connected with an alarm mechanism (5) arranged on the outer wall of the installation shell (1).
2. The automatic low-liquid-level shutdown alarm device for the infusion tube according to claim 1, wherein the liquid level sensing assembly (2) comprises a liquid level scale mark (21) arranged on the upper side of the inner wall of the arc-shaped flow regulating groove (11), a first liquid level sensing strip (22) is arranged on one side of the liquid level scale mark (21), a low-liquid-level sensing area (23) is arranged on the lower side of the inner wall of the arc-shaped flow regulating groove (11), and a second liquid level sensing strip (24) is vertically arranged in the low-liquid-level sensing area (23).
3. The automatic low-liquid-level shutdown alarm device for the infusion tube according to claim 2, wherein two sides of the linkage rod body (14) are rotatably connected with positioning gears (6), a positioning rack (61) which extends downwards from the installation shell (1) is arranged in the installation shell (1), and the positioning gears (6) are meshed with the positioning racks (61).
4. The automatic shutdown alarm device for the low liquid level of the infusion tube as claimed in claim 3, wherein the positioning rack (61) is obliquely arranged and has the same inclination angle as the guide limiting groove (13), and the length of the positioning rack (61) is greater than that of the guide limiting groove (13).
5. The automatic low-liquid-level shutdown alarm device for the infusion tube according to claim 2, wherein the linkage driving assembly (3) comprises a linkage structure (7) fixedly connected with the circumferential outer wall of one end, located in the installation shell (1), of the linkage rod body (14), and a driving structure (8) is vertically arranged at one end, far away from the linkage rod body (14), of the linkage structure (7).
6. The automatic low-liquid-level shutdown alarm device for the infusion tube according to claim 5, wherein the linkage structure (7) comprises a connecting rod body (71) fixedly connected with the linkage rod body (14), one end of the connecting rod body (71) far away from the linkage rod body (14) is connected through a driving cross rod (72), a guide sliding block (73) is arranged on one side of the driving cross rod (72), and the guide sliding block (73) is slidably arranged in a guide sliding groove (74) in the installation shell (1).
7. The automatic shutdown alarm device for the low liquid level of the infusion tube as claimed in claim 6, wherein the guide chute (74) is arranged in the mounting shell (1) in an inclined manner, and the inclined angle is the same as that of the guide limiting groove (13).
8. The automatic low-liquid-level shutdown alarm device for the infusion tube according to claim 7, wherein the driving structure (8) comprises a driving cylinder (81), the driving cylinder (81) is connected with the driving cross rod (72) through a telescopic rod (82), and the driving cylinder (81) is fixed through a cylinder fixing plate frame (83) fixedly arranged on the guide sliding groove (74).
9. The automatic shutdown alarm device for the low liquid level of the infusion tube as claimed in claim 1, wherein the alarm mechanism (5) comprises an audio alarm module (51) arranged on one side of the installation shell (1) located at the arc-shaped flow regulating groove (11), a light alarm module (52) is arranged on one side of the installation shell (1) far away from the arc-shaped flow regulating groove (11), and a device starting switch (53) is arranged on the lower side of the light alarm module (52).
10. The automatic low-liquid-level shutdown alarm device for the infusion tube according to claim 1, wherein the liquid level sensing assembly (2) is vertically arranged along a central axis of the inner wall of the arc-shaped flow regulating groove (11), the upper end of the guide limiting groove (13) is close to both sides of the upper end of the liquid level sensing assembly (2), and the lower end of the guide limiting groove (13) is far away from both sides of the lower end of the liquid level sensing assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122068628.3U CN215537336U (en) | 2021-08-30 | 2021-08-30 | Low liquid level automatic closing alarm device for transfusion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122068628.3U CN215537336U (en) | 2021-08-30 | 2021-08-30 | Low liquid level automatic closing alarm device for transfusion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215537336U true CN215537336U (en) | 2022-01-18 |
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ID=79844289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122068628.3U Active CN215537336U (en) | 2021-08-30 | 2021-08-30 | Low liquid level automatic closing alarm device for transfusion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215537336U (en) |
-
2021
- 2021-08-30 CN CN202122068628.3U patent/CN215537336U/en active Active
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