CN108968301A - A kind of overweight alarm positioning device of fast disassembly type school bag - Google Patents
A kind of overweight alarm positioning device of fast disassembly type school bag Download PDFInfo
- Publication number
- CN108968301A CN108968301A CN201810797271.2A CN201810797271A CN108968301A CN 108968301 A CN108968301 A CN 108968301A CN 201810797271 A CN201810797271 A CN 201810797271A CN 108968301 A CN108968301 A CN 108968301A
- Authority
- CN
- China
- Prior art keywords
- spring
- schoolbag
- connecting rod
- contact
- buzzer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
- A45F3/042—Sacks or packs carried on the body by means of two straps passing over the two shoulders specially adapted for school children
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/001—Accessories
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C15/00—Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other objects or articles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
- G01S19/17—Emergency applications
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- General Health & Medical Sciences (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a kind of overweight alarm positioning devices of fast disassembly type school bag; it is connected by connecting band with one end of book strap; positioning device includes buzzer alarm circuit, cuboid housing and protection cap, and one end of shell is equipped with self-locking structure, and it is with holes that the other end is equipped with connection；Self-locking structure is connected with the other end of book strap, and self-locking structure is made of bottom plate, occlusion blade and bolt, and bottom plate two sides are equipped with protrusive board, and protrusive board is connect by bolt with the occlusion blade；Enclosure interior is set there are two spring fixing groove, and one end of spring fixing groove is equipped with spring connecting shaft, and the other end is equipped with connecting rod, and spring is connected between spring connecting shaft and connecting rod, and connecting band is connected by the way that connection is with holes with connecting rod；It is equipped with switch of the contact as buzzer alarm circuit close to connecting rod one end in spring fixing groove, when connecting rod movement causes spring elongation to contact with contact, buzzer alarm circuit is connected to, buzzer alarm；Upper part of the housing is removably connected with the protection cap by buckle.
Description
Technical Field
The invention relates to a multifunctional schoolbag device combining mechanics and an electronic circuit, in particular to an overweight alarm positioning device of a quick-release schoolbag.
Background
At present, according to field investigation of pupils, the existing schoolbag almost completely only depends on improving the shape of a shoulder strap by fabric and increasing the width of the shoulder strap to passively reduce the problem of overlarge pressure of the shoulder strap of the schoolbag on the shoulder, but the effect is not obvious in practice. Some schoolbag adopts a box-type structure of a wheel sliding type, but the schoolbag body is too large in volume and is too heavy to be carried when going upstairs and downstairs. Most of the schoolbag is still common backpack, the style is single fundamentally, the improvement cannot help pupils to relieve burden to a great extent, and the schoolbag hardly has the functions of alarming, positioning and the like.
The current intelligent schoolbag product in the market has single function, for example, a student schoolbag with an intelligent voice prompt textbook function with the patent application number of 201520032938.1, the schoolbag mainly uses the automatic identification of an electronic tag to realize the voice prompt function; however, the schoolbag can not give an alarm in real time when the schoolbag is overweight, and the weight condition of the schoolbag for students can not be displayed by intelligent voice prompt. Some schoolbag patents consider the problem of weight, but the device is complicated and heavy, and the schoolbag adds burden to students. The pull rod schoolbag designed as patent No. 201420168358.0 comprises a schoolbag body, wherein a supporting plate is fixedly arranged at the bottom side of the schoolbag body, a telescopic pull rod is arranged at the back side of the schoolbag body and is fixedly connected with the supporting plate, and rollers are arranged at the bottom of the supporting plate.
Therefore, the current intelligent schoolbag field has a great development space, and a device capable of realizing overweight alarm is needed by a large number of pupils to help the students to reduce the burden.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a quick-release type schoolbag overweight alarm positioning device which can actively remind a user to reduce the load to a safe level through overweight alarm aiming at the problem that the conventional schoolbag in the market in the background technology almost completely reduces the stress of the schoolbag on the shoulder only by improving the fabric and increasing the width of a shoulder strap. And simultaneously, monitoring and positioning are carried out on the user through a GPS positioning module in the self-defined module space.
The purpose of the invention is realized by the following technical scheme:
a quick-release type schoolbag overweight alarm positioning device is connected with one end of a schoolbag belt through a connecting belt and comprises a buzzer alarm circuit, a cuboid shell and a protective cover, wherein a self-locking structure is arranged at one end of the shell, and a connecting belt hole is formed in the other end of the shell; the self-locking structure is connected with the other end of the schoolbag belt and consists of a bottom plate, occlusion blades and bolts, and convex plates are arranged on two sides of the bottom plate and connected with the occlusion blades through the bolts; two spring fixing grooves are formed in the shell, a spring connecting shaft is arranged at one end of each spring fixing groove, a connecting rod is arranged at the other end of each spring fixing groove, a spring is connected between each spring connecting shaft and the corresponding connecting rod, and the connecting belt is connected with the corresponding connecting rod through a connecting belt hole; a contact is arranged at one end, close to the connecting rod, in the spring fixing groove and used as a switch of a buzzer alarm circuit, when the connecting rod moves to enable the spring to stretch to be in contact with the contact, the buzzer alarm circuit is communicated, and a buzzer alarms; the upper part of the shell is detachably connected with the protective cover through a buckle.
Preferably, a user-defined module space is arranged on the protective cover, and one or more of a GPS positioning module, a battery module, a music player or an alarm clock is arranged in the user-defined module space.
Preferably, the buzzer alarm circuit consists of a buzzer, a battery, a spring and a contact, wherein one end of the buzzer is sequentially connected with the battery and the spring, and the other end of the buzzer is connected with the contact.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. the self-locking structure is adopted, so that the purpose of tightly engaging the shoulder straps of the schoolbag with the device can be realized, the purpose of quickly disassembling can also be realized, and most of common schoolbags can be matched for use, so that the value of most of common schoolbags is reused; the alarm gate can be matched with a special schoolbag, so that the alarm gate is worth accurate control. The self-locking structure is convenient to disassemble and wash, better accords with the use rule of ordinary people on the schoolbag, and is more environment-friendly and cheaper compared with other non-detachable inventions which can only be used once.
2. The invention adopts the triggering type alarm mechanism to realize that the contact moves to change the alarm limit weight, thereby achieving the purpose of adjusting the alarm limit according to the safety bearing of applicable people. The alarm gate values set according to different crowds are more reasonable and scientific. The weight overweight alarm of the schoolbag can intuitively prompt a user to independently reduce the burden, and compared with passive burden reduction, the device can radically achieve the purpose and has higher efficiency.
3. The GPS positioning module adopted by the invention can realize real-time monitoring of a guardian on a user, and the user can also press an SOS key on the GPS positioning module in a user-defined space to alarm when in danger.
Drawings
Fig. 1-1 to 1-3 are front, side and top views, respectively, of the present invention, and fig. 1-4 are sectional views of fig. 1-3.
Fig. 2 is a three-dimensional structure diagram of the housing of the present invention.
Fig. 3 is a schematic view of an assembled three-dimensional structure of the housing of the present invention.
Fig. 4 is a schematic three-dimensional structure of the protective cover.
Figure 5 is a schematic diagram of a buzzer warning circuit.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in Figure 1-1 to Figure 4, a quick-release overweight alarm positioning device for schoolbags is connected to one end of the schoolbag strap 7 through a safety buckle at one end of the connecting strap. The main body of the overweight alarm positioning device is a rectangular parallelepiped by 3D printing. The housing 1, one end of the housing 1 is provided with a connection belt hole 6, the other end of the housing 1 is integrally connected with a self-locking structure, and the self-locking structure is connected to the other end of the schoolbag strap 7; the self-locking structure consists of a bottom plate 8, The occlusal blade 2 and the latch 3 are composed of a convex plate on both sides of the bottom plate 8 which is connected with the occluding blade 2 through the latch 3; the inner bottom of the housing 1 is provided with two spring fixing grooves, and one end of the spring fixing groove is provided with a spring connection The shaft 4 has a connecting rod 5 at the other end, and the connecting rod 5 is connected to the connecting belt through the connecting belt hole 6;
the spring contacts with the contact 14 to be used as a switch of a buzzer 10 circuit, a user-defined module space 9 is arranged on the protective cover 12, the user-defined module space 9 can be made of rainproof materials, and the user-defined module space 9 comprises a GPS positioning module, a battery module, a miniature electronic display screen, a music player and the like. The upper part of the shell is connected with a detachable protective cover 12 through a buckle 13, and the shell can be opened and closed by sliding the protective cover 12. The schoolbag belt passes through the connecting belt hole 6 and is connected with the connecting rod 5. The binding belt is fixedly connected with the spring 11 through the connecting rod 5, the spring 11 extends along with the stress of the binding belt, when the stress of the binding belt exceeds a reasonable value, the extended spring 11 is in contact with a contact 14 welded in a spring fixing groove, the iron spring is used as a part of a conducting circuit in the circuit, the alarm circuit is connected, and the buzzer is excited to give an alarm.
When the bookend is used specifically, the bookend strap 7 is folded, passes through the bottoms of the engaging blades 2 from the lower side of the bolt 3, is in contact with the engaging blades 2 and the shell 1, and then penetrates out of the upper parts of the engaging blades 2. The engaging blade 2 is rotated to press down the upper part of the engaging blade 2, so that the book bag belt 7 is pressed downwards by the blade and contacts with the shell to generate friction force. When the schoolbag strap 7 tends to move outwards relative to the device, the bottom of the engaging blade generates a friction force outwards relative to the device, so that a moment is formed on the engaging blade. At the moment, the upper parts of the occluding blades are contacted with the shell to generate pressure, and the connecting band generates friction force which enables the occluding blades to rotate relatively, so that the occluding blades continue to generate pressure on the schoolbag connecting band with the shell, and a pair of balance force couples are formed by the force on the lower parts of the occluding blades and the force on the lower parts of the blades. The fixing of whole device and schoolbag area is made through self-locking structure like this to the easy dismantlement just can with most ordinary schoolbag adaptation, has effectively increased the usable value of most ordinary schoolbag. The function of quick unpicking and washing when the schoolbag is washed can also be realized.
The connecting band is connected with the connecting rod 5, surrounds the connecting rod 5, extends out of a connecting band hole 6 on the shell and is connected with an external schoolbag belt 7. When the schoolbag belt 7 is connected with the connecting belt and extends outwards, the connecting rod is pulled to move outwards, and the connecting rod pulls the two springs to extend. The force borne by the book belt is transmitted to the spring through the connecting rod and is converted into spring strain. A section of spring contacts with the contact 14 and participates in the buzzer alarm circuit, and the spring is used as a switch of the buzzer alarm circuit, when the strain of the spring reaches a certain value, the contact 14 is touched, and the buzzer alarm circuit is connected to excite the buzzer to alarm.
If the self-locking structure is directly used by being matched with a customized schoolbag, the self-locking structure is placed at the lower position (about ten centimeters of armpit of a person carrying the schoolbag) of the schoolbag belt by adjusting the tightness of the self-locking structure and the schoolbag shoulder straps only before the schoolbag is loaded, the backpack comfort level of the user can not be influenced, and the normal stress of the schoolbag shoulder straps can be ensured, so that the alarm device can work within a lower error range.
After the preparation work is finished, the user can open the protective cover according to the requirement of the user, adjust the position of the contact 14, reset the alarm limit of the device, close the protective cover after the operation, and load the schoolbag and normally use the schoolbag. The buzzer alarm circuit is shown in fig. 5, a power supply is led out from a lithium battery in the self-defined module space 9, one pole of the power supply is connected with a spring facing one end of a spring connecting shaft 4, the other pole of the power supply is connected with a contact, the contact is at a certain distance from the spring, and the spring can touch a communication circuit with the contact after being stretched. The device effectively avoids abnormal alarm caused by factors such as bumping, hard force pulling and the like through the design position of the contact and the design of the delay circuit for giving an alarm. After the user carries the schoolbag, if the actual weight of the schoolbag exceeds the set limit, an alarm can be given. The parents of the user can also bind the mobile phone number with the phone card in the GPS positioning module in the device through WeChat or appointed website registration setting so as to realize the function of obtaining positioning information by voice communication and short message sending.
If the device is required to be connected with other schoolbag for use, the device is required to be connected with a schoolbag belt firstly. The occluding blade on the front side of the device is opened, the shoulder strap with the length of about four centimeters on the upper side of the schoolbag is placed into the self-locking structure in front of the positioning device, and then the occluding blade is closed, so that the occluding blade is tightly locked with the shoulder strap of the schoolbag. The schoolbag strap and the connecting band are connected through the safety buckle, the protective cover of the alarm positioning device is closed after the connection is finished, the device is found not to have large displacement by repeatedly pulling the shoulder strap, namely the device' is installed, and the subsequent operation is the same as the above.
The present invention is not limited to the above-described embodiments. The foregoing description of the specific embodiments is intended to describe and illustrate the technical solutions of the present invention, and the above specific embodiments are merely illustrative and not restrictive. Those skilled in the art can make many changes and modifications to the invention without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (3)
1. A quick-release type schoolbag overweight alarm positioning device is connected with one end of a schoolbag belt through a connecting belt and is characterized in that the overweight alarm positioning device comprises a buzzer alarm circuit, a cuboid shell and a protective cover, wherein one end of the shell is provided with a self-locking structure, and the other end of the shell is provided with a connecting belt hole; the self-locking structure is connected with the other end of the schoolbag belt and consists of a bottom plate, occlusion blades and bolts, and convex plates are arranged on two sides of the bottom plate and connected with the occlusion blades through the bolts; two spring fixing grooves are formed in the shell, a spring connecting shaft is arranged at one end of each spring fixing groove, a connecting rod is arranged at the other end of each spring fixing groove, a spring is connected between each spring connecting shaft and the corresponding connecting rod, and the connecting belt is connected with the corresponding connecting rod through a connecting belt hole; a contact is arranged at one end, close to the connecting rod, in the spring fixing groove and used as a switch of a buzzer alarm circuit, when the connecting rod moves to enable the spring to stretch to be in contact with the contact, the buzzer alarm circuit is communicated, and a buzzer alarms; the upper part of the shell is detachably connected with the protective cover through a buckle.
2. The quick release type schoolbag overweight alarm positioning device as claimed in claim 1, wherein a custom module space is provided on the protection cover, and one or more of a GPS positioning module, a battery module, a music player or an alarm clock is provided in the custom module space.
3. The quick-release type schoolbag overweight alarm positioning device as claimed in claim 1, wherein the buzzer alarm circuit is composed of a buzzer, a battery, a spring and a contact, one end of the buzzer is connected with the battery and the spring in sequence, and the other end is connected with the contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810797271.2A CN108968301A (en) | 2018-07-19 | 2018-07-19 | A kind of overweight alarm positioning device of fast disassembly type school bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810797271.2A CN108968301A (en) | 2018-07-19 | 2018-07-19 | A kind of overweight alarm positioning device of fast disassembly type school bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108968301A true CN108968301A (en) | 2018-12-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810797271.2A Pending CN108968301A (en) | 2018-07-19 | 2018-07-19 | A kind of overweight alarm positioning device of fast disassembly type school bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108968301A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2182547Y (en) * | 1994-02-01 | 1994-11-16 | 殷立新 | School bag with over weigh alarm function |
| CN201533631U (en) * | 2009-11-04 | 2010-07-28 | 黄诗明 | Overweight prevention schoolbag |
| CN105012096A (en) * | 2015-07-13 | 2015-11-04 | 浙江省人民医院 | Hospital bed automatic alarm device |
| CN205612025U (en) * | 2016-04-26 | 2016-10-05 | 重庆糖玩科技有限公司 | Intelligence schoolbag |
| CN206621013U (en) * | 2017-07-28 | 2017-11-10 | 付朕安 | Intelligent school bag and intelligence system |
| CN206651510U (en) * | 2017-02-27 | 2017-11-21 | 福建泉州匹克体育用品有限公司 | One kind monitoring intelligent knapsack and can bear management system |
-
2018
- 2018-07-19 CN CN201810797271.2A patent/CN108968301A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2182547Y (en) * | 1994-02-01 | 1994-11-16 | 殷立新 | School bag with over weigh alarm function |
| CN201533631U (en) * | 2009-11-04 | 2010-07-28 | 黄诗明 | Overweight prevention schoolbag |
| CN105012096A (en) * | 2015-07-13 | 2015-11-04 | 浙江省人民医院 | Hospital bed automatic alarm device |
| CN205612025U (en) * | 2016-04-26 | 2016-10-05 | 重庆糖玩科技有限公司 | Intelligence schoolbag |
| CN206651510U (en) * | 2017-02-27 | 2017-11-21 | 福建泉州匹克体育用品有限公司 | One kind monitoring intelligent knapsack and can bear management system |
| CN206621013U (en) * | 2017-07-28 | 2017-11-10 | 付朕安 | Intelligent school bag and intelligence system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181211 |