CN211382148U

CN211382148U - Multifunctional hand warming bag

Info

Publication number: CN211382148U
Application number: CN201921710755.5U
Authority: CN
Inventors: 王国妃
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-09-01
Anticipated expiration: 2029-10-14

Abstract

Multi-functional warm handbag includes: a main bag body, inside which a liquid medium is arranged; the two ends of the hand back warming belt are respectively connected with the outer surface of the main bag body; the controller is arranged in the main bag body and is used for controlling the operation of the hand warming bag; the temperature sensor group is arranged on the main bag body and the hand back warming belt, is electrically connected with the controller and is used for detecting the temperature of the hand warming bag and the temperature of the hands at the same time; the storage battery is used for providing a first power supply; the power supply module is connected between the storage battery and the controller and used for converting the voltage of the storage battery and then providing a second power supply to the controller; and the heating unit is arranged in the main bag body and the hand back heating belt, is electrically connected with the output end of the storage battery and is used for respectively heating the liquid medium and the hand back heating belt under the control of the controller. Realize respectively having realized the thermostatic control to liquid medium and hand back system warm area through temperature sensor group, heating unit and controller, compare in the traditional mode of only heating to one side, travelling comfort and security are higher.

Description

Multifunctional hand warming bag

Technical Field

The utility model belongs to warm handbag field, concretely relates to multi-functional warm handbag.

Background

With the development of society, the economic basis of people is better and better, and the requirement on the comfort level during hospital treatment is higher and higher. At present, most patients have poor physical conditions during hospital treatment, and particularly, the patients who are treated by infusion generally have cold hands. At present, no good heat preservation measure is generally available in hospitals, part of patients can carry hand warming bags or are provided by hospitals, the temperature of the hand warming bags cannot be monitored and controlled, scalding or insufficient heat preservation is easily caused, and meanwhile, the temperature of the hand warming bags gradually drops along with the lapse of time, so that a constant-temperature comfortable heating environment cannot be provided for the hands of the patients; and the hand warming bag only can warm hands on one side, and the palm and the back of the hand need to be attached to the hand warming bag in turn, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a multi-functional warm handbag, multi-functional warm handbag simple structure to provide the comfortable heating environment of constant temperature and two-sided warm hand for the disease.

According to the utility model discloses multi-functional warm handbag, include: a main bag body, inside which a liquid medium is arranged; the two ends of the hand back heating belt are respectively connected with the outer surface of the main bag body; the controller is arranged in the main bag body and is used for controlling the operation of the hand warming bag; the temperature sensor group is arranged on the main bag body and the hand back warming belt, is electrically connected with the controller and is used for detecting the temperature of the hand warming bag and the temperature of the hands at the same time; the storage battery is used for providing a first power supply; the power supply module is connected between the storage battery and the controller and used for converting the voltage of the storage battery and then providing a second power supply to the controller; and the heating unit is arranged in the main bag body and the hand back warming belt, is electrically connected with the output end of the storage battery and is used for respectively heating the liquid medium and the hand back warming belt under the control of the controller.

According to the utility model discloses multi-functional warm handbag has following technological effect at least: through temperature sensor group can realize simultaneously the detection to liquid medium's temperature and hand temperature, can realize respectively the heating of liquid medium and hand back of the body system warm area through heating unit, and the control of rethread controller can realize respectively the thermostatic control to liquid medium and hand back of the body system warm area, and in addition, the semi-enclosed space who forms is warmed to the main bag body and hand back of the body system, finally realizes the hand constant temperature heat preservation effect of surrounding type, compares in the traditional mode that only can realize heating to one side, has higher travelling comfort and security. In addition, through increasing the battery, can make warm handbag can continue to work under the condition of not having connected the external power source, increased the flexibility of using.

According to some embodiments of the invention, the temperature sensor group comprises: the first temperature sensor is arranged in the main bag body, is electrically connected with the controller and is used for detecting the temperature of the liquid medium; the second temperature sensor is arranged on the hand back warming belt and is arranged at one side of the main bag body, and is electrically connected with the controller and used for detecting the hand temperature.

According to some embodiments of the invention, the heating unit comprises: one end of the heater is connected with the output end of the storage battery through a first contactor, and the other end of the heater is connected with a ground wire and used for heating the liquid medium under the control of the controller; and one end of the heating resistance wire is connected with the output end of the storage battery through a second contactor, and the other end of the heating resistance wire is connected with a ground wire and used for heating the hand back heating belt under the control of the controller.

According to some embodiments of the utility model, the multi-functional warm handbag still includes: the display module set up in on the main bag body and be located with the hand back of the body warms up the relative one side of area, with controller electric connection is used for real-time display the temperature of liquid medium and hand, display module still is used for showing the warning.

According to some embodiments of the utility model, the multi-functional warm handbag still includes: and the key unit is arranged on the main bag body, positioned at one side of the display module, electrically connected with the controller and used for adjusting a first heating temperature and a second heating temperature which are arranged in the controller.

According to some embodiments of the utility model, the multi-functional warm handbag still includes: the signal indicating unit is arranged on the main bag body and is positioned on one side opposite to the hand back warming belt, is electrically connected with the controller and is used for indicating the working state of the hand warming bag.

According to some embodiments of the invention, the signal indication unit comprises: the first signal indicator lamp is connected between the controller and the ground wire and used for indicating the working state of the heating unit; the second signal indicator lamp is connected between the controller and the ground wire and used for indicating the working state of the heating unit; and the third signal indicator lamp is connected between the controller and the ground wire and used for indicating the working state of the storage battery.

According to some embodiments of the utility model, the multi-functional warm handbag still includes: and the electric quantity measuring unit is electrically connected between the storage battery and the controller and used for detecting the electric quantity of the storage battery.

According to some embodiments of the utility model, the multi-functional warm handbag still includes: and the wireless module is electrically connected with the controller and used for realizing data interaction with an external data center.

According to some embodiments of the utility model, the multi-functional warm handbag still includes: one end of the third contactor is used for connecting an external power supply, and the other end of the third contactor is connected with the input end of the storage battery; and one end of the fourth contactor is connected with the output end of the storage battery, and the other end of the fourth contactor is connected with the one end of the third contactor.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of the electrical circuit of an embodiment of the present invention;

fig. 2 is a front view of an external view of an embodiment of the present invention;

fig. 3 is a rear view of an external view of an embodiment of the present invention.

Reference numerals:

a main bag body 110, a hand back warming belt 120,

The temperature sensor group 220, the storage battery 230, the power module 240, the heating unit 250, the display module 260, the key unit 270, the signal indication unit 280 and the wireless module 290.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, if there are first, second, third, fourth, etc. described, it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

A multifunctional hand warmer according to an embodiment of the present invention will be described with reference to fig. 1 to 3.

According to the utility model discloses multi-functional warm handbag, include: the hand warmer comprises a main bag body 110, a hand back warming belt 120, a controller 210, a temperature sensor group 220, a storage battery 230, a power supply module 240 and a heating unit 250.

A main bag body 110 in which a liquid medium is provided; a hand back heating belt 120, both ends of the hand back heating belt 120 being connected to the outer surface of the main bag body 110, respectively; a controller 210 disposed in the main bag body 110 for controlling the operation of the hand warming bag; the temperature sensor group 220 is arranged on the main bag body 110 and the hand back warming belt 120, is electrically connected with the controller 210, and is used for detecting the temperature of the hand warming bag and the temperature of the hand at the same time; a storage battery 230 for supplying a first power; a power module 240 connected between the battery 230 and the controller 210, for converting the voltage of the battery 230 and providing a second power to the controller 210; and a heating unit 250 disposed in the main bag body 110 and the back hand warming band 120, electrically connected to an output terminal of the storage battery 230, and configured to heat the liquid medium and the back hand warming band 120 under the control of the controller 210.

Referring to fig. 1 to 3, the hand back warming belt 120 and the main bag body 110 form a semi-enclosed space, and the hands of a patient can be directly put in when using, thereby forming an annular warming effect. In addition, the temperature sensor group 220 can be used for detecting the temperature of the hand warming bag and the temperature of the hand, the heating unit 250 can respectively heat the liquid medium and the hand back warming belt 120, so that the constant temperature heating of the hot liquid and the hand back warming belt 120 can be respectively realized through the control of the controller 210, the temperature of the hand warming bag and the temperature of the hand can be controlled at constant temperature, and the hand back and the palm can be simultaneously positioned in a proper constant temperature environment. The storage battery 230 is used to supply power to the heating unit 250. The power module 240 reduces the voltage of the battery 230 and supplies power to the controller 210, the temperature sensor, and the like.

According to the utility model discloses multi-functional warm handbag has realized respectively warming up the thermostatic control of taking 120 to liquid medium and back of the hand through temperature sensor group 220, heating element 250 and controller 210, and in addition the semi-closed space that main bag body 110 and back of the hand warming up the formation of taking 120, finally realizes the hand constant temperature heat preservation effect of surrounding type, and the mode of only realizing one side heating than traditional has higher travelling comfort and security. In addition, by adding the storage battery 230, the hand warming bag can continue to work without being connected with an external power supply, and the flexibility of use is increased.

In some embodiments of the present invention, referring to fig. 1, the temperature sensor group 220 includes: a first temperature sensor and a second temperature sensor. The first temperature sensor is arranged in the main bag body 110, electrically connected with the controller 210, and used for detecting the temperature of the liquid medium; the second temperature sensor is disposed on the hand back warming band 120 and on one side of the main bag body 110, and electrically connected to the controller 210, for detecting the hand temperature. Through arranging two temperature sensor respectively in main bag body 110 and on hand back system warm area 120, can realize respectively to the temperature detection of liquid medium and hand back system warm area 120, because the both sides of people's hand are different to the sensitivity of temperature, so when heating through heating unit 250, also need separately heating liquid medium and hand back system warm area 120, can make patient's hand temperature more suitable, and it then is the basis of separately carrying out the constant temperature heating to separately carry out temperature detection to liquid medium and hand back system warm area 120.

In some embodiments of the present invention, referring to fig. 1, the heating unit 250 includes: heater R1, heating resistor R2. A heater R1, one end of which is connected to the output terminal of the battery 230 through a first contactor K1 and the other end of which is connected to the ground, for heating the liquid medium under the control of the controller 210; one end of the heating resistance wire R2 is connected to the output end of the battery 230 through the second contactor K2, and the other end is connected to the ground wire, for heating the hand back warming belt 120 under the control of the controller 210. The heater R1 is used for heating the liquid medium, and because the liquid medium has generally good heat conduction performance, a plurality of heaters R1 are not needed for heating in different regions. For the back of the hand warming belt 120, the liquid medium is not used for filling, on one hand, in order to reduce the volume, and on the other hand, in order to improve the use experience of patients, the heating resistance wire R2 is used for heating, and the purpose of heating can be achieved only by clamping a layer of heating resistance wire R2 in the back of the hand warming belt 120. The thermostatic control of the liquid medium and the back of the hand heating belt 120 can be realized in cooperation with the temperature sensor group 220.

In some embodiments of the present invention, referring to fig. 1 and 2, the multifunctional hand warming bag further includes a display module 260 disposed on the main bag body 110 and located on the opposite side of the hand back warming belt 120, electrically connected to the controller 210, for displaying the temperature of the liquid medium and the hand in real time, and the display module 260 is further used for displaying an alarm. Through the display module 260, the user can know the temperature of the liquid medium and the back of hand heating belt 120 in real time. In addition, because the display module 260 is added, the controller 210 can also display temperature alarm information, and a user can view the low temperature or over temperature alarm information.

In some embodiments of the present invention, referring to fig. 1 and 2, the multifunctional hand warmer further includes a key unit 270 disposed on the main bag body 110 and located on one side of the display module 260, electrically connected to the controller 210, for adjusting the first heating temperature and the second heating temperature built in the controller 210. The first heating temperature and the second heating temperature built in the controller 210 can be changed by using the key unit 270, and the most suitable ambient temperature can be found by the user according to the requirement of the user by matching with the display module 260. Referring to fig. 2, in actual use, the key "R" is pressed to enter the function selection, the key "R" is pressed once to enter the first heating temperature adjustment interface, the adjustment of the temperature value can be realized through the key "+" and the key "-", the key "R" is pressed for the second time to enter the second heating temperature adjustment interface, the adjustment mode is the same as the first heating temperature, the key "R" is pressed for the third time to confirm the setting and exit, at this time, the controller 210 starts to operate according to the reset temperature, and the temperature is slowly controlled to be near the new setting value. When in actual use, the temperature is lower than the first heating temperature and the second heating temperature, the heating can not be started immediately, but a tolerance value is set, and the heating can not be started as long as the temperature value is not lower than the tolerance value, so that frequent heating and stopping of the heating unit 250 can be effectively prevented, and the service life of the hand warming bag can be prolonged.

In some embodiments of the present invention, referring to fig. 1 and 2, the multifunctional hand warming bag further includes a signal indicating unit 280 disposed on the main bag body 110 and located on a side opposite to the hand back warming band 120, electrically connected to the controller 210, for indicating an operating state of the hand warming bag. The signal indicating unit 280 can effectively indicate the working state of the hand warming bag, and particularly can play a good role in warning when a fault occurs.

In some embodiments of the present invention, referring to fig. 1 and 2, the signal indication unit 280 includes: a first signal indicator light TF1, a second signal indicator light TF2, and a third signal indicator light SF. A first signal indicator lamp TF1 connected between the controller 210 and the ground line for indicating the operation state of the heating unit 250; a second signal indicator lamp TF2 connected between the controller 210 and the ground line for indicating the operation state of the heating unit 250; and a third signal indicating lamp SF connected between the controller 210 and the ground line to indicate an operating state of the battery 230. The first signal indicator lamp TF1 turns on to indicate that the liquid medium is being heated, and turns off to indicate that the heating is stopped. The second signal indicator lamp TF2 is turned on to indicate that the hand-back warming band 120 is being heated, and turned off to indicate that the heating is stopped. The third signal indicator lamp SF indicates that charging is being performed when turned on, and indicates that charging is stopped when turned off. When a fault occurs, for example: and when the faults of overtemperature, low temperature, overtime heating, incapability of heating and the like occur, the three indicator lamps are stroboscopically simultaneously.

In some embodiments of the present invention, referring to fig. 1 and 2, the multifunctional hand warmer further comprises: and an electric quantity measuring unit electrically connected between the storage battery 230 and the controller 210, for detecting the electric quantity of the storage battery 230. The electric quantity measuring unit detects the output voltage of the storage battery 230 by means of resistance voltage division, and the output voltage is reduced due to the reduction of the electric quantity when the battery is used, so that the battery voltage can be directly measured by means of resistance voltage division, and the measured voltage can be directly displayed on the display module 260. The voltage division is realized by voltage dividing resistors R3 and R4.

In some embodiments of the present invention, referring to fig. 1 and 2, the multifunctional hand warmer further comprises: and the wireless module 290 is electrically connected with the controller 210 and is used for realizing data interaction with an external data center. The wireless module 290 may adopt bluetooth, WiFi, Zigbee, or the like. The data of the hand warming bag can be transmitted to an external data center in real time through the wireless module 290, and when the hand warming bag is used in a hospital, a nurse station can know the specific use condition of the hand warming bag in real time, particularly the fault information of the hand warming bag. In addition, the external data center can also remotely adjust the target temperature of the thermostatic control through the wireless module 290.

In some embodiments of the present invention, referring to fig. 1 and 2, the multifunctional hand warmer further comprises: a third contactor K3 and a fourth contactor K4. A third contactor K3, one end of which is used for connecting an external power supply and the other end of which is connected with the input end of the storage battery 230; and a fourth contactor K4 having one end connected to an output terminal of the battery 230 and the other end connected to one end of the third contactor K3. When the hand warmer is not charged, the third contactor K3 is opened, the fourth contactor K4 is closed, the storage battery 230 supplies power to the hand warmer, and the controller 210 collects the voltage value of the output end of the storage battery 230. During charging, the controller 210 detects that the voltage value suddenly rises, and controls the third contactor K3 to close, the fourth contactor K4 to open, and starts to charge the battery 230, and at intervals, the third contactor K3 and the fourth contactor K4 have a short switching process, and the short switching process is used for detecting the electric quantity, and if the electric quantity of the battery 230 returns to normal, the third contactor K3 is directly cut off and the fourth contactor K4 is closed, and the power supply of the battery 230 is started to be transferred.

In some embodiments of the present invention, the controller 210 employs the STM32FF 103.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and those skilled in the art can understand that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A multifunctional hand warming bag is characterized by comprising:

a main bag body (110) in which a liquid medium is provided;

the hand back warming belt (120) is characterized in that two ends of the hand back warming belt (120) are respectively connected with the outer surface of the main bag body (110);

the controller (210) is arranged in the main bag body (110) and is used for controlling the operation of the hand warming bag;

the temperature sensor group (220) is arranged on the main bag body (110) and the hand back heating belt (120), is electrically connected with the controller (210), and is used for detecting the temperature of the hand warming bag and the temperature of the hand at the same time;

a battery (230) for providing a first power source;

the power supply module (240) is connected between the storage battery (230) and the controller (210) and is used for converting the voltage of the storage battery (230) and then providing a second power supply to the controller (210);

and the heating unit (250) is arranged in the main bag body (110) and the hand back heating belt (120), is electrically connected with the output end of the storage battery (230), and is used for respectively heating the liquid medium and the hand back heating belt (120) under the control of the controller (210).

2. The multifunctional hand warmer of claim 1, wherein the set of temperature sensors (220) comprises:

the first temperature sensor is arranged in the main bag body (110), is electrically connected with the controller (210) and is used for detecting the temperature of the liquid medium;

the second temperature sensor is arranged on the hand back warming belt (120), is arranged at one side of the main bag body (110), is electrically connected with the controller (210) and is used for detecting the hand temperature.

3. The multifunctional hand warmer of claim 1, wherein the heating unit (250) comprises:

one end of the heater is connected with the output end of the storage battery (230) through a first contactor, and the other end of the heater is connected with the ground wire and used for heating the liquid medium under the control of the controller (210);

one end of the heating resistance wire is connected with the output end of the storage battery (230) through a second contactor, and the other end of the heating resistance wire is connected with the ground wire and used for heating the hand back warming belt (120) under the control of the controller (210).

4. The multi-functional hand warmer of claim 1, further comprising: the display module (260) is arranged on the main bag body (110) and located on one side opposite to the hand back warming belt (120), is electrically connected with the controller (210) and is used for displaying the temperature of the liquid medium and the temperature of the hand in real time, and the display module (260) is also used for displaying an alarm.

5. The multi-functional hand warmer of claim 4, further comprising: and the key unit (270) is arranged on the main bag body (110), is positioned at one side of the display module (260), is electrically connected with the controller (210), and is used for adjusting a first heating temperature and a second heating temperature which are arranged in the controller (210).

6. The multi-functional hand warmer of claim 1, further comprising: the signal indicating unit (280) is arranged on the main bag body (110), is positioned on one side opposite to the hand back warming belt (120), is electrically connected with the controller (210), and is used for indicating the working state of the hand warming bag.

7. The multifunctional hand warmer of claim 6, wherein the signal indication unit (280) comprises:

a first signal indicator lamp connected between the controller (210) and a ground line for indicating the operating state of the heating unit (250);

the second signal indicator lamp is connected between the controller (210) and the ground wire and used for indicating the working state of the heating unit (250);

and the third signal indicator lamp is connected between the controller (210) and the ground wire and used for indicating the working state of the storage battery (230).

8. The multi-functional hand warmer of claim 4, further comprising: and the electric quantity measuring unit is electrically connected between the storage battery (230) and the controller (210) and is used for detecting the electric quantity of the storage battery (230).

9. The multifunctional hand warmer of any one of claims 1 to 8, further comprising: and the wireless module (290) is electrically connected with the controller (210) and is used for realizing data interaction with an external data center.

10. The multi-functional hand warmer of claim 8, further comprising:

one end of the third contactor is used for connecting an external power supply, and the other end of the third contactor is connected with the input end of the storage battery (230);

and one end of the fourth contactor is connected with the output end of the storage battery (230), and the other end of the fourth contactor is connected with the one end of the third contactor.