CN211379929U

CN211379929U - Portable case

Info

Publication number: CN211379929U
Application number: CN201922304919.0U
Authority: CN
Inventors: 徐丽君; 李楠
Original assignee: Wenzhou Yawangda Luggage And Case Co ltd
Current assignee: Wenzhou Yawangda Luggage And Case Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-01
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a portable case, which relates to the technical field of cases, and the key points of the technical proposal of the utility model comprise a lower case body and an upper case cover hinged at one side of the lower case body; the lower box body is provided with a button switch, the lower box body is provided with an installation groove, an electromagnet is fixedly installed in the installation groove, and an iron block is also slidably arranged in the installation groove; a connecting piece is movably connected between the iron block and the upper box cover, and when the iron block moves towards the electromagnet, the upper box cover covers the lower box body; the electric power control device also comprises a detection device for detecting whether the button switch is pressed down and outputting a detection signal, and an execution device which is coupled with the detection device and responds to the detection signal to control whether the electromagnet is electrified or not; when the detection device detects that the button switch is pressed down, the execution device controls the electromagnet to be electrified and generates suction force, and the iron block moves towards the electromagnet; the utility model discloses have and can realize going up the automatic lid of case lid and close the effect on the case lid down.

Description

Portable case

Technical Field

The utility model relates to a technical field of case and bag, more specifically say, it relates to a portable case and bag.

Background

The bag is a general term for bags, and is a general term for various bags for holding articles, including general shopping bags, handbags, purses, backpacks, waist bags, and various draw-bar boxes. With the increasing level of life and consumption of people, various bags become an indispensable part of people's travel.

Chinese patent with publication number CN209563634U discloses a case in the prior art, the case is divided into a first case cover and a second case cover, a first magic patch surrounding the inner wall for a circle is arranged in the first case cover and the second case cover, a separation strip with two ends adhered to the first magic patch is arranged in the first case cover and the second case cover, the separation strip is used for dividing the first case cover and the second case cover into two spaces, two sides of two ends of the separation strip are provided with a second magic patch adhered to the first magic patch, the separation strip comprises a main connecting strip and an auxiliary connecting strip, the auxiliary connecting strip is arranged on two sides of the main connecting strip, a third magic patch matched with the first magic patch is arranged on two sides of the end of the auxiliary connecting strip, and the case can fix articles in the case through the separation strip.

However, when a large number of articles are placed inside the case in the above patent, the articles inside the case will swell, and when the first case cover and the second case cover are closed, force is required to press the first case cover against the second case cover; when the old or the child with inconvenient actions uses the box cover, the first box cover and the second box cover are difficult to press and cover smoothly due to small strength; thereby causing inconvenience to the user to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model provides a portable case, which has the effect of realizing the automatic cover of the upper case cover closing on the lower case cover.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a portable case comprises a lower case body and an upper case cover hinged on one side of the lower case body; the lower box body is provided with a button switch, the lower box body is provided with an installation groove, an electromagnet is fixedly installed in the installation groove, and an iron block is also slidably arranged in the installation groove; a connecting piece is movably connected between the iron block and the upper box cover, and when the iron block moves towards the electromagnet, the upper box cover covers the lower box body; the electric power control device also comprises a detection device for detecting whether the button switch is pressed down and outputting a detection signal, and an execution device which is coupled with the detection device and responds to the detection signal to control whether the electromagnet is electrified or not; when the detection device detects that the button switch is pressed down, the execution device controls the electromagnet to be electrified and generates suction force, and the iron block moves towards the electromagnet.

By adopting the technical scheme, when the upper box cover is required to be covered on the lower box body, the upper box cover is firstly closed to the lower box body, then the button switch is pressed, the execution device controls the electromagnet to be electrified after the detection device receives an electric signal of the button switch, and a magnetic field is generated and attracts an iron block after the electromagnet is electrified; at the moment, the upper box cover can be tensioned towards the lower box body by the iron block through the connecting piece; the covering process can be realized by only pressing a button switch, so that the use of the old and children is greatly facilitated; when the upper box cover and the lower box body need to be separated, the electromagnet is powered off by pressing the button switch again, after the magnetic field disappears, the upper box cover and the lower box body can be smoothly separated, and the operation process is very simple, convenient and quick.

The utility model discloses further set up to: and an insulating plastic plate is arranged on the side wall of the mounting groove.

By adopting the technical scheme, as the detection device and the execution device need to be connected with a power supply during working, the mounting groove can provide relatively independent working environments for the detection device and the execution device, and the interference of the external environment on the detection device and the execution device is reduced; the detection device and the execution device are more stable in operation; the anti-creeping effect can be achieved through the insulating plastic plate, and the safety in use is improved.

The utility model discloses further set up to: the iron block and the electromagnet are oppositely arranged; the connecting piece comprises a connecting rod which is hinged on the side wall of the iron block away from the electromagnet; one side of the upper box cover, which faces the connecting rod, is provided with a sliding groove, and the sliding groove is arranged along the length direction of the upper box cover; the other end of the connecting rod is arranged in the sliding groove in a sliding mode.

By adopting the technical scheme, the electromagnet generates a larger magnetic field after being electrified; at the moment, the iron block drives the connecting rod to move towards the direction close to the electromagnet under the attraction of the electromagnet; as the connecting rod gradually moves into the mounting groove, the other end of the connecting rod gradually moves upwards along the sliding groove and drives the upper box cover to gradually cover the lower box body; therefore, the upper box cover and the lower box body are mutually covered, and the upper box cover and the lower box body can be firmly pressed together under the action of the electromagnet.

The utility model discloses further set up to: a spring is arranged between the electromagnet and the iron block, one end of the spring is fixedly connected with the electromagnet, and the other end of the spring is fixedly connected with the iron block.

By adopting the technical scheme, when the power supply loop of the electromagnet is disconnected, the electromagnet loses magnetic force; at the moment, the iron block is ejected out in the direction far away from the electromagnet under the action of the spring, and the other end of the connecting rod can turn the upper box cover out of the lower box body under the pushing of the iron block along with the gradual outward movement of the iron block; thereby helping the upper box cover to be smoothly separated from the lower box body.

The utility model discloses further set up to: a sealing gasket facing to the lower box body is circumferentially surrounded on the upper box cover, and a circle of outer side wall of the sealing gasket is tightly attached to the inner side wall of the lower box body; the upper box cover is also circumferentially provided with a first zipper in a surrounding manner, and the first zipper is positioned outside the sealing gasket; and a second zipper matched with the first zipper is arranged on one side of the lower box body facing the upper box cover.

By adopting the technical scheme, when the upper box cover and the lower box body are mutually covered, the sealing performance between the upper box cover and the lower box body can be enhanced through the sealing gasket, so that the probability of water flowing into the gap between the upper box cover and the lower box body can be reduced; the waterproof protection function is realized; when the upper box cover and the lower box body are mutually covered, the first zipper and the second zipper can be more conveniently and easily closed; then the button switch can be bounced to enable the electromagnet to lose power, and the upper box cover and the lower box body are mutually closed through the first zipper and the second zipper; thereby improving the safety in use.

The utility model discloses further set up to: the detection device comprises a triode Q and a relay KM; the button switch is a self-locking button SB, one end of the self-locking button SB is coupled with a power supply VCC, the other end of the self-locking button SB is coupled with a first resistor R1, the other end of the first resistor R1 is connected with a grounding end, and a connection point between the first resistor R1 and the self-locking button SB is coupled with the base electrode of the triode Q; the emitting electrode of the triode Q is connected with the grounding end, and the coil of the relay KM is connected between the collecting electrode of the triode Q and the power supply VCC in series.

By adopting the technical scheme, when the button switch is pressed, namely the self-locking button SB is in a closed state, the coil of the relay KM is electrified, the normally open contact switch KM-1 of the relay KM is closed, and the power supply loop of the electromagnet is switched on; at the moment, the electromagnet can generate a magnetic field to attract the iron block; the upper box cover is covered with the lower box body; the higher voltage is controlled by adopting the lower voltage, so that the safety in use is improved; when the button switch is pressed again, the button switch is in an upward-bouncing state, namely the self-locking button SB is in a disconnected state, and the upper box cover and the lower box body are opened. Adopt the auto-lock button SB, the user only need press once alright realize going up the lid and closing or opening with the lid of lower box, convenient operation.

The utility model discloses further set up to: the execution device comprises a normally open contact switch KM-1 and a second resistor R2 of a relay KM which are arranged in series, wherein the normally open contact switch KM-1 and the second resistor R2 of the relay KM are connected in series in a power supply loop of the electromagnet 8.

By adopting the technical scheme, when the normally open contact switch KM-1 of the relay KM is closed, the power supply loop of the electromagnet is conducted, the electromagnet 8 is electrified to generate suction force, and the electromagnet can be protected through the second resistor R2.

The utility model discloses further set up to: the execution device also comprises indicator lights which are connected in parallel at two ends of the electromagnet, and the indicator lights are LED lights; the indicator light is arranged on the outer side wall of the lower box body.

By adopting the technical scheme, when the normally open contact switch KM-1 of the relay KM is closed, the indicator lamp is switched on, and the indicator lamp can provide the function of illumination when the user walks at night, so that the user can conveniently walk at night; and the user can be reminded that the circuit is in a connected state at the moment through the indicating lamp, and when the normally open contact switch KM-1 of the relay KM is disconnected, the indicating lamp is turned off.

To sum up, the utility model discloses following beneficial effect has:

when the upper box cover needs to be covered on the lower box body, the upper box cover is firstly close to the lower box body, then the button switch is pressed, the execution device controls the electromagnet to be electrified after the detection device receives an electric signal of the button switch, and a magnetic field is generated and attracts an iron block after the electromagnet is electrified; at the moment, the upper box cover can be tensioned towards the lower box body by the iron block through the connecting piece; the covering process can be realized by only pressing a button switch, so that the use of the old and children is greatly facilitated; when the upper box cover and the lower box body need to be separated, the electromagnet is powered off by pressing the button switch again, after the magnetic field disappears, the upper box cover and the lower box body can be smoothly separated, and the operation process is very simple, convenient and quick.

Drawings

FIG. 1 is an overall structure of the case of the present invention when the upper lid is opened;

FIG. 2 is a schematic sectional view showing a part of the structure of the mounting seat inside the lower case of the present invention;

fig. 3 is a circuit diagram of the present invention.

Reference numerals: 1. a lower box body; 2. an upper box cover; 3. a push button switch; 4. an indicator light; 5. a detection device; 6. an execution device; 7. mounting grooves; 8. an electromagnet; 9. an iron block; 10. a connecting rod; 11. a chute; 12. a spring; 13. a gasket; 14. a mounting seat; 15. a first zipper; 16. a second zipper.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 2, the portable case comprises a lower case body 1 and an upper case cover 2 with the lower end hinged to one side of the lower case body 1, wherein a button switch 3 for controlling the upper case cover 2 to be closed is installed on the outer side wall of the upper end of the lower case body 1, the button switch 3 is a self-locking button, and is automatically closed when the button switch 3 is pressed down and is opened when the button switch 3 is pressed down again. The lower box body 1 is internally and fixedly provided with an installation seat 14 formed by splicing four pieces of insulating plastics, and the installation seat 14 is in a rectangular frame shape. The center of the mounting seat 14 is provided with a mounting groove 7, the side wall of the mounting groove 7) is provided with an insulating plastic plate, and the opening of the mounting groove 7 is opposite to the upper box cover 2.

As shown in fig. 2 and 3, the detection device 5 and the execution device 6 are mounted in the mounting groove 7. The detecting device 5 is used for detecting whether the push button switch 3 is actuated and outputting a detecting signal, and the actuating device 6 is coupled to the detecting device 5 and is used for responding to the detecting signal. An electromagnet 8 is fixedly arranged in the mounting groove 7, an iron block 9 is arranged in the mounting groove 7 in a sliding mode, and the iron block 9 and the electromagnet 8 are arranged oppositely. A spring 12 is fixedly arranged between the side walls of the electromagnet 8 opposite to the iron block 9, one end of the spring 12 is fixedly connected with the electromagnet 8, and the other end of the spring 12 is fixedly connected with the iron block 9. When the detection device 5 detects that the button switch 3 is pressed down, the execution device 6 controls the electromagnet 8 to be electrified and generates suction force, so that the iron block 9 is attracted towards the direction close to the electromagnet 8.

As shown in fig. 1 and 2, a connecting piece is movably connected between the iron block 9 and the upper box cover 2, the connecting piece comprises a connecting rod 10, one end of the connecting rod 10 is hinged to the side wall of the iron block 9, which deviates from the electromagnet 8, and the other end of the connecting rod 10 penetrates out of the mounting groove 7. One side of the upper case cover 2 facing the connecting rod 10 is provided with a sliding groove 11 along the length direction of the upper case cover 2, and the other end of the connecting rod 10 is inserted into and slidably arranged in the sliding groove 11. Go up case lid 2 and go up the circumference and encircle and be fixed with sealed the pad 13 towards box 1 down, when last case lid 2 lid closes box 1 down, sealed round lateral wall of pad 13 will closely laminate with the inside wall of box 1 down. The upper box cover 2 is also circumferentially surrounded with a first zipper 15 positioned outside the sealing gasket 13, and one side of the lower box body 1 facing the first zipper 15 is provided with a second zipper 16 matched with the first zipper 15. When the power supply circuit is powered off, the first zipper 15 and the second zipper 16 are mutually pulled to be closed, so that manual pulling can be realized, and the use is more flexible.

As shown in fig. 2 and 3, the push switch 3 is a push button SB, one end of the push button SB is coupled to the power source VCC, the other end of the push button SB is connected in series with a first resistor R1, and the other end of the first resistor R1 is connected to the ground GND. The detection device 5 comprises a triode Q and a relay KM, wherein the triode Q is an NPN triode with the model number of s 9013. The base of the transistor Q is coupled to the junction of the first resistor R1 and the button SB. The emitting electrode of the triode Q is connected with the ground end GND, and the coil of the relay KM is connected between the collecting electrode of the triode Q and the power supply VCC in series.

As shown in fig. 2 and fig. 3, the actuating device 6 includes a normally open contact switch KM-1 and a second resistor R2 of the relay KM, which are arranged in series, and the normally open contact switch KM-1 and the second resistor R2 of the relay KM are connected in series in the power supply loop of the electromagnet 8. The other end of the second resistor R2 is coupled to a power supply VCC, the other end of a normally open contact switch KM-1 of the relay KM is coupled to the electromagnet 8, and the other end of the electromagnet 8 is connected to a ground terminal. The actuating device 6 further comprises indicator lamps 4 (see fig. 1) connected in parallel at two ends of the electromagnet 8, the indicator lamps 4 (see fig. 1) are LED lamps, and the indicator lamps 4 are installed on the outer side wall of the lower box body 1. When the normally open contact switch KM-1 of the relay KM is closed, the power supply loop of the electromagnet 8 is communicated, and the indicator lamp 4 (shown in figure 1) is on.

The specific effects of the embodiment are as follows:

when the upper box cover 2 needs to be covered on the lower box body 1, the upper box cover 2 is firstly close to the lower box body 1, then the button switch 3 is pressed, the detection device 5 receives an electric signal of the button switch 3, the execution device 6 controls the electromagnet 8 to be electrified, and when the electromagnet 8 is electrified, a magnetic field is generated and the iron block 9 is attracted. The iron block 9 can pull the upper box cover 2 to the lower box body 1 through the connecting rod 10. The covering process can be realized only by pressing the button switch 3, which is greatly convenient for the old and children to use; when the upper box cover 2 and the lower box body 1 need to be separated, the electromagnet 8 is powered off by pressing the button switch 3 again, after the magnetic field disappears, the upper box cover 2 and the lower box body 1 can be smoothly separated, and the operation process is very simple, convenient and fast.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. A portable case comprises a lower case body (1) and an upper case cover (2) hinged to one side of the lower case body (1); the method is characterized in that: the lower box body (1) is provided with a button switch (3), the lower box body (1) is provided with a mounting groove (7), an electromagnet (8) is fixedly mounted in the mounting groove (7), and an iron block (9) is further arranged in the mounting groove (7) in a sliding manner; a connecting piece is movably connected between the iron block (9) and the upper box cover (2), and when the iron block (9) moves towards the electromagnet (8), the upper box cover (2) covers the lower box body (1); the device also comprises a detection device (5) used for detecting whether the button switch (3) is pressed and outputting a detection signal, and an execution device (6) which is coupled with the detection device (5) and responds to the detection signal to control whether the electromagnet (8) is electrified or not; when the detection device (5) detects that the button switch (3) is pressed down, the execution device (6) controls the electromagnet (8) to be electrified and generate suction force, and the iron block (9) moves towards the electromagnet (8).

2. A portable case as defined in claim 1, wherein: and an insulating plastic plate is arranged on the side wall of the mounting groove (7).

3. A portable case as defined in claim 2, wherein: the iron block (9) and the electromagnet (8) are arranged oppositely; the connecting piece comprises a connecting rod (10), and the connecting rod (10) is hinged to the side wall of the iron block (9) away from the electromagnet (8); one side, facing the connecting rod (10), of the upper box cover (2) is provided with a sliding groove (11), and the sliding groove (11) is arranged along the length direction of the upper box cover (2); the connecting rod (10) is arranged in the sliding groove (11) in a sliding mode.

4. A portable case as defined in claim 3, wherein: be provided with spring (12) between electro-magnet (8) and iron plate (9), spring (12) one end and electro-magnet (8) fixed connection, spring (12) other end and iron plate (9) fixed connection.

5. A portable case as defined in claim 4, wherein: a sealing gasket (13) facing to the lower box body (1) is circumferentially surrounded on the upper box cover (2), and a circle of outer side wall of the sealing gasket (13) is tightly attached to the inner side wall of the lower box body (1); the upper box cover (2) is also circumferentially provided with a first zipper (15) in a surrounding manner, and the first zipper (15) is positioned on the outer side of the sealing gasket (13); one side of the lower box body (1) facing the upper box cover (2) is provided with a second zipper (16) matched with the first zipper (15).

6. A portable case as defined in claim 5, wherein: the detection device (5) comprises a triode Q and a relay KM; the button switch (3) is a self-locking button SB, one end of the self-locking button SB is coupled with a power supply VCC, the other end of the self-locking button SB is coupled with a first resistor R1, the other end of the first resistor R1 is connected with a grounding end, and a connection point between the first resistor R1 and the self-locking button SB is coupled with the base electrode of the triode Q; the emitting electrode of the triode Q is connected with the grounding end, and the coil of the relay KM is connected between the collector electrode of the triode Q and the power supply VCC in series.

7. A portable case as defined in claim 6, wherein: the execution device (6) comprises a normally open contact switch KM-1 and a second resistor R2 of a relay KM which are arranged in series, and the normally open contact switch KM-1 and the second resistor R2 of the relay KM are connected in series in a power supply loop of the electromagnet (8).

8. A portable case as defined in claim 7, wherein: the execution device (6) further comprises indicator lamps (4) connected in parallel at two ends of the electromagnet (8), and the indicator lamps (4) are LED lamps; the indicating lamp (4) is arranged on the outer side wall of the lower box body (1).