CN215459147U - An electric restraint device - Google Patents
An electric restraint device Download PDFInfo
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- CN215459147U CN215459147U CN202121593998.2U CN202121593998U CN215459147U CN 215459147 U CN215459147 U CN 215459147U CN 202121593998 U CN202121593998 U CN 202121593998U CN 215459147 U CN215459147 U CN 215459147U
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- winding wheel
- restraint
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- belt
- restraining
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Abstract
本实用新型涉及一种电动约束装置，包括外壳、安装在所述外壳上的驱动电机、由所述驱动电机带动转动的变速机构、由所述变速机构带动转动的卷绕轮、约束带、以及感测所述约束带位置并控制所述驱动电机动作的感测机构；所述约束带的一端固定连接在所述卷绕轮上、所述约束带的另一端伸出所述外壳，并且在所述驱动电机动作时，带动所述卷绕轮转动以收卷所述约束带缠绕在所述卷绕轮上。当患者拉动约束带超过设定的长度或突然拉动约束带时，可以通过驱动电机动作，带动卷绕轮转动以收卷约束带缠绕在卷绕轮上，进而回卷约束带，进而约束患者进一步的肢体活动，从而实现了患者肢体既能活动，又能约束其极限位置，避免拔管或过度运动等风险。
The utility model relates to an electric restraint device, comprising a casing, a drive motor mounted on the casing, a speed change mechanism driven to rotate by the drive motor, a winding wheel driven to rotate by the speed change mechanism, a restraint belt, and A sensing mechanism that senses the position of the restraining belt and controls the action of the driving motor; one end of the restraining belt is fixedly connected to the winding wheel, and the other end of the restraining belt extends out of the casing, and is When the driving motor is actuated, the winding wheel is driven to rotate so as to wind the restraining belt around the winding wheel. When the patient pulls the restraint belt beyond the set length or pulls the restraint belt suddenly, the winding wheel can be driven to rotate through the action of the driving motor to wind the restraint belt around the winding wheel, and then rewind the restraint belt, thereby restraining the patient further. Therefore, the patient's limbs can be moved, and the limit position can be restrained, avoiding the risk of extubation or excessive movement.
Description
Technical Field
The utility model relates to the field of nursing instruments, in particular to an electric restraint device.
Background
The restraint strap is a device for protecting the safety of patients, and restricts the movement of the body and limbs of the patients when the patients need to fix a certain part of the body during or after treatment.
In particular, in medical clinics, it is often necessary to insert a medical tube into a patient for corresponding medical treatment, examination, postoperative drainage or diagnosis, and the like. Because the pipeline belongs to the foreign matter in the patient's body, the patient can have the foreign matter sensation to cause uncomfortable sensation, the patient is very easy because uncomfortable or unconscious pulls out the pipeline. For example, after major thoracic and abdominal surgeries, patients often place multiple drainage tubes to ensure that the accumulated fluid and pneumatosis in the thoracic cavity or abdominal cavity can be quickly discharged, thereby preventing postoperative infection. The patient can involuntarily pull out or draw out the drainage tube in a non-waking state (such as jerkiness or twitch), and the drainage tube needs to be placed in a secondary operation, so that the recovery time of the patient is prolonged, and the patient occupies a limited bed in a hospital.
At present, in practice, in order to prevent unintended passive tube drawing of a postoperative patient, the postoperative patient mostly adopts a restraint strap to fix the upper limb of the patient at the bedside, and long-time restraint can cause pressure sores or weakened muscle strength at the restraint part of the patient; or family members of the patient are required to be nursed at the bedside to prevent the patient from pulling out the drainage tube, when the family members leave the sickbed, the patient intends to pull out the drainage tube, the family members of the patient cannot know the movement of the patient, the drainage tube is not pulled or pulled out for processing in the first time, and the unplanned tube pulling and the bleeding at the drainage incision or the bacteria entering the drainage incision are caused to pollute the wound. In addition, when the limbs of the patient are restrained, the limbs of the patient are easy to be stiff and cold, so that the patient feels uncomfortable.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to provide an electric restraint device that can be appropriately rewound.
The technical scheme adopted by the utility model for solving the technical problems is as follows: constructing an electric restraint device, which comprises a shell, a driving motor arranged on the shell, a speed change mechanism driven by the driving motor to rotate, a winding wheel driven by the speed change mechanism to rotate, a restraint belt and a sensing mechanism for sensing the position of the restraint belt and controlling the action of the driving motor; one end of the restraint belt is fixedly connected to the winding wheel, the other end of the restraint belt extends out of the shell, and when the driving motor acts, the winding wheel is driven to rotate so as to wind the restraint belt on the winding wheel.
Preferably, the winding wheel comprises a first winding wheel and a second winding wheel which are separately arranged at two ends of the shell;
the restraint strap comprises a first restraint strap and a second restraint strap which are fixedly connected with the first winding wheel and the second winding wheel respectively.
Preferably, one end of the first restraint strap and/or the second restraint strap extending out of the shell is provided with a restraint binding ring; and the constraint binding ring is provided with an opening and closing binding mechanism.
Preferably, the drive motor includes an output shaft;
the speed change mechanism comprises a reduction gear set connected to the output shaft; and the winding wheel is fixedly arranged on an output gear of the reduction gear set.
Preferably, the shell is provided with an opening through which the restraint strap penetrates;
the sensing mechanism comprises a through hole arranged on the restraint belt according to a set distance and an infrared sensor arranged at the opening of the shell and corresponding to the through hole; the infrared sensor detects the number of the through holes to calculate the distance of the restraint strap pulled out.
Preferably, the shell is provided with an opening through which the restraint strap penetrates;
the sensing mechanism comprises a trigger switch arranged on the inner side of the opening and a trigger piece matched with the trigger switch and arranged at the set position of the restraint strap.
Preferably, the trigger switch is an infrared in-place sensor; the trigger pieces are blocking pieces which extend outwards from two sides of the restraint band and are opposite to the infrared in-place sensor.
Preferably, the sensing mechanism comprises a sensor arranged on the winding wheel to sense the rotation acceleration and the rotation number of the winding wheel; the sensor includes an acceleration sensor.
Preferably, the shell is provided with a control key and a display screen for displaying the pulling-out distance of the restraint strap.
Preferably, the electrical restriction device further comprises a power source disposed within the housing for powering the drive motor and/or the sensing mechanism; the power supply is a rechargeable battery, a dry battery or a mains supply conversion power supply.
The implementation of the utility model has at least the following beneficial effects: when the patient pulls the restraint strap to exceed the set length or pulls the restraint strap suddenly, the winding wheel can be driven to rotate to wind the restraint strap on the winding wheel through the action of the driving motor, and then the restraint strap is rewound, so that the further limb movement of the patient is restrained, the limb of the patient can move, the limit position of the patient can be restrained, and risks such as tube drawing or excessive movement are avoided.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a perspective view of one embodiment of the electric restraint apparatus of the present invention;
FIG. 2 is a schematic top view of one embodiment of the electric restraint apparatus of the present invention;
FIG. 3 is a schematic sectional view A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view B-B of FIG. 2;
fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.
Detailed Description
As shown in fig. 1 to 5, in one embodiment of the electric restriction device of the present invention, it includes a housing 10, a driving motor 20, a speed change mechanism 30, a winding wheel, a restriction belt 50, a sensing mechanism, etc. In use, the restraint strap 50 is secured at one end to the winding wheel and at the other end to the limb of the patient.
When the patient pulls the restraint strap 50 to exceed the set length or pulls the restraint strap 50 suddenly, the winding wheel can be driven to rotate to wind the restraint strap 50 on the winding wheel through the action of the driving motor 20, and then the restraint strap 50 is rewound, so that the further limb movement of the patient is restrained, the limb movement of the patient can be realized, the limit position of the patient can be restrained, and the risks of tube drawing or excessive movement and the like are avoided.
The housing 10 serves as a support member for mounting the driving motor 20, the shifting mechanism 30, the winding wheel, the sensing mechanism, etc. therein. In use, the entire housing 10 may be secured to a hospital bed, bedside table, or patient.
In this embodiment, the housing 10 is a square housing 10, and openings 11 are formed at lower portions of two sides of the housing for allowing one end of the restraining band 50 to pass through. Of course, the shape, size, etc. of the housing 10 can be adjusted according to actual needs. The number and size of the openings 11 can also be adjusted according to the actual need.
The driving motor 20 is mounted on the housing 10 to provide power for rewinding the restraining strip 50. It will be appreciated that the drive motor 20 is powered by its output shaft 21. The speed change mechanism 30 is connected to the output shaft 21 of the driving motor 20, and the output rotation speed of the driving motor 20 is reduced through the speed change mechanism 30 to provide a proper winding force.
It will be appreciated that the shifting mechanism 30 may be a reduction gear set coupled to the output shaft 21. Of course, other types of shifting assemblies can be selected for the shifting mechanism 30.
The winding wheel is mounted on the speed change mechanism 30 and is rotated by the speed change mechanism 30. In this embodiment, the winding wheel is fixedly mounted on the output gear of the reduction gear set, and the driving motor 20 drives the winding wheel to rotate through the reduction gear set, so as to wind the restraining belt 50.
The restraint strap 50 is fixedly attached at one end to the winding wheel and at the other end extends through the opening 11 of the housing 10 for securement to the limb of the patient. The restraining strip 50 may be an elastic restraining strip 50 or a non-elastic restraining strip 50, and the material of the restraining strip 50 may be any of the various known restraining strips.
As shown in the drawing, the winding wheel includes a first winding wheel 41 and a second winding wheel 42 separately provided at both ends of the housing 10; the restraining strip 50 comprises a first restraining strip 51 and a second restraining strip 52 fixedly connected to the first winding wheel 41 and the second winding wheel 42, respectively. Of course, only one winding wheel and one restraining strip 50 may be provided as desired.
In use, the end of the first restraint strap 51 extending beyond the housing 10 may be secured to a hospital bed or other fixed location; the second restraint strap 52 is then secured to the patient's limb at the end extending beyond the housing 10, thereby facilitating more convenient securement of the entire device at the desired location. For example, the patient can be fixed by using the restraint strap at the wrist joint of the patient, so that a certain degree of movement is prevented, and the patient is limited by the fact that the restraint strap is not separated from the hand. The hand of the patient is limited by the restraint strap to move in a limited range, so that pressure sores and weakened muscle strength of the patient caused by long-time fixation and restraint are avoided.
It will be appreciated that a restraining band is provided at the end of the first and/or second restraining strips 51, 52 that extends beyond the housing 10; the constraint binding ring is provided with an opening and closing binding mechanism. The opening and closing binding mechanism can be a magic tape, a bandage or other opening and closing structures.
Further, the position of the restraining belt 50 is sensed by the sensing mechanism to control the action of the driving motor 20. In one embodiment, the sensing mechanism includes a through hole 53 disposed at a set distance on the restraining strip 50, and an infrared sensor 61 disposed at the opening 11 of the housing 10 corresponding to the position of the through hole 53. This infrared sensor 61 can adopt infrared geminate transistor sensor, when a through-hole 53 reachs infrared geminate transistor sensor department, carries out a count, through the quantity of the through-hole 53 that detects to pass through, can calculate the distance that restraint area 50 was pulled out.
When the restraint band 50 is pulled out for a set distance, if a patient approaches to the drainage tube, the driving motor 20 can be controlled to act to drive the winding wheel to rotate so as to wind the restraint band 50 on the winding wheel, the hand of the patient is pulled back to the bedside to be braked, the drainage tube is prevented from being pulled out, and further the length of the restraint band 50 which is pulled out is controlled, so that the limbs of the patient can move, the limit position of the limb can be restrained, and risks such as tube pulling or excessive movement are avoided. When the brake is over 5 minutes, the drive motor 20 cancels the brake and the patient can continue to move.
In another embodiment, the sensing mechanism includes a trigger switch disposed inside the opening 11, and a trigger piece disposed at a set position of the restraining strip 50 to cooperate with the trigger switch. The trigger switch is an infrared in-place sensor; the trigger pieces are blocking pieces which extend outwards from two sides of the restraint belt 50 and are opposite to the infrared in-place sensor.
When the constraining belt 50 is pulled out to a set distance, the blocking piece on the constraining belt 50 reaches the position of the trigger switch, and then the trigger switch generates a trigger signal to control the driving motor 20 to act, drive the winding wheel to rotate to wind the constraining belt 50 on the winding wheel, and further control the length of the constraining belt 50 which is pulled out.
In another embodiment, the sensing mechanism includes a sensor disposed on the winding wheel to sense the acceleration of rotation, the number of rotations of the winding wheel. The sensor may comprise an acceleration sensor with which the rotational acceleration and the number of turns of the winding wheel can be detected.
When the sensed rotation acceleration exceeds the preset acceleration, it can be judged that the restraint strap 50 is suddenly pulled, and unfavorable operations such as tube drawing and the like may be generated, at this time, the driving motor 20 may be triggered to act, a certain rewinding force is generated, and the restraint strap 50 is rewound, so that the patient is prevented from suddenly pulling the restraint strap 50.
When the number of turns of the winding wheel reaches a set value, the driving motor 20 is controlled to act to drive the winding wheel to rotate so as to wind the restraint belt 50 on the winding wheel, and then the length of the restraint belt 50 pulled out is controlled.
It is to be understood that the sensing mechanism may use other structures as needed without limitation, in addition to the structure of the above-described embodiment.
Further, the electric restriction device may further include an alarm module connected to the driving motor 20 and generating an alarm signal when it is operated. When the upper limb range of motion of the patient exceeds the limited range and approaches the drainage tube, the sensing mechanism generates an action signal to the driving motor 20, and simultaneously drives the alarm module to generate an alarm signal, so that the family members or nurses of the patient can know the action signal at the first time to prevent the patient from pulling out the drainage tube.
It is understood that the alarm module may be one or more of a generating device, a lighting device, as long as it can raise the alert.
Further, a display screen 71 may be provided on the housing 10 to facilitate a user to more visually see how far the restraining strip 50 has been pulled. A control button 72 may also be provided on the housing 10 to facilitate the user to actively trigger the driving motor 20 to rewind and store the restraining strip 50.
Further, the electric restriction device further comprises a power source disposed within the housing 10 for supplying power to the driving motor 20 and/or the sensing mechanism. The power supply is various power supplies such as a rechargeable battery, a dry battery or a mains supply conversion power supply, and the like, as long as working voltage and current can be provided.
It is to be understood that the foregoing examples, while indicating the preferred embodiments of the utility model, are given by way of illustration and description, and are not to be construed as limiting the scope of the utility model; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.
Claims (10)
1. An electric restraint device is characterized by comprising a shell (10), a driving motor (20) arranged on the shell (10), a speed change mechanism (30) driven by the driving motor (20) to rotate, a winding wheel driven by the speed change mechanism (30) to rotate, a restraint belt (50) and a sensing mechanism for sensing the position of the restraint belt (50) and controlling the action of the driving motor (20); one end of the restraint strap (50) is fixedly connected to the winding wheel, the other end of the restraint strap (50) extends out of the shell (10), and when the driving motor (20) acts, the winding wheel is driven to rotate so as to wind the restraint strap (50) on the winding wheel.
2. The electric restraint device according to claim 1, wherein the winding wheel comprises a first winding wheel (41) and a second winding wheel (42) separately provided at both ends of the housing (10);
the restraining belt (50) comprises a first restraining belt (51) and a second restraining belt (52) fixedly connected with the first winding wheel (41) and the second winding wheel (42) respectively.
3. An electric restraint device according to claim 2 wherein the end of the first restraint strap (51) and/or the second restraint strap (52) protruding from the housing (10) is provided with a restraining band; and the constraint binding ring is provided with an opening and closing binding mechanism.
4. An electric restriction device according to claim 1, wherein the drive motor (20) comprises an output shaft (21);
the speed change mechanism (30) comprises a reduction gear set connected to the output shaft (21); and the winding wheel is fixedly arranged on an output gear of the reduction gear set.
5. The motorized restraint device according to claim 1, wherein the housing (10) is provided with an opening (11) through which the restraining band (50) passes;
the sensing mechanism comprises through holes (53) arranged on the restraint strap (50) according to a set distance, and infrared sensors (61) arranged at the opening (11) of the shell (10) and corresponding to the through holes (53); the infrared sensor (61) detects the number of the through holes (53) that pass through to calculate the distance by which the restraining strip (50) is pulled out.
6. The motorized restraint device according to claim 1, wherein the housing (10) is provided with an opening (11) through which the restraining band (50) passes;
the sensing mechanism comprises a trigger switch arranged on the inner side of the opening (11) and a trigger piece matched with the trigger switch and arranged at the set position of the restraint strap (50).
7. The electrical restraint device of claim 6 wherein the trigger switch is an infrared in-position sensor; the trigger pieces are blocking pieces which extend outwards from two sides of the restraint belt (50) and are opposite to the infrared in-place sensor.
8. The electrical restraint device of claim 1 wherein the sensing mechanism includes a sensor disposed on the winding wheel to sense rotational acceleration, number of rotations of the winding wheel; the sensor includes an acceleration sensor.
9. An electric restraint device according to any one of claims 1 to 8 wherein the housing (10) is provided with a control button (72) and a display screen (71) for displaying the distance of withdrawal of the restraint band (50).
10. An electric restriction device according to any of claims 1-8, further comprising a power source arranged within the housing (10) for powering the drive motor (20) and/or the sensing means; the power supply is a rechargeable battery, a dry battery or a mains supply conversion power supply; and/or
The electric restraint device also comprises an alarm module which is connected with the driving motor (20) and sends out an alarm signal when the driving motor acts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121593998.2U CN215459147U (en) | 2021-07-13 | 2021-07-13 | An electric restraint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121593998.2U CN215459147U (en) | 2021-07-13 | 2021-07-13 | An electric restraint device |
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| Publication Number | Publication Date |
|---|---|
| CN215459147U true CN215459147U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121593998.2U Active CN215459147U (en) | 2021-07-13 | 2021-07-13 | An electric restraint device |
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| CN (1) | CN215459147U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115531069A (en) * | 2022-10-10 | 2022-12-30 | 山东第一医科大学附属省立医院(山东省立医院) | Patient hand monitoring device and monitoring system |
-
2021
- 2021-07-13 CN CN202121593998.2U patent/CN215459147U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115531069A (en) * | 2022-10-10 | 2022-12-30 | 山东第一医科大学附属省立医院(山东省立医院) | Patient hand monitoring device and monitoring system |
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