Multifunctional tire pressure gauge

Abstract

The utility model belongs to the technical field of tire pressure detection, and particularly relates to a multifunctional tire gauge, which comprises a shell, a tire pressure detection mechanism is arranged at the upper end of the shell, a light-emitting mechanism is arranged in the middle of the shell, a safety hammer is arranged at the lower end of the shell, caps are respectively covered at the upper end and the lower end of the shell, a magnet is arranged on one cap, and a compass is arranged on the other cap. When the luminous function of the luminous mechanism is used, the luminous mechanism can be attracted to parts of an automobile through the magnets, the luminous mechanism does not need to be held by hands, and the luminous mechanism is convenient to use.

Description

Technical field:

[0001] The utility model belongs to the technical field of tire pressure detection, in particular to a multifunctional tire pressure gauge. Background technology:

[0002] A tire pressure gauge is a tool for measuring the tire pressure of a vehicle. In order to enrich the functions of the tire pressure gauge, a compass, a safety hammer and a light are usually set on the tire pressure gauge.

[0003] The Chinese utility model patent (publication number CN203848972U, application date 2014.05.22, public announcement date 2014.09.24) discloses a tire pressure gauge with good airtightness, which is in the shape of a "seahorse". It includes a sheath, a first shell, a compass, a rechargeable battery, a PCB board, a valve mechanism, a light-emitting mechanism, a safety hammer, a display mechanism, a second shell, a blade, and a deflation button. Grooves are symmetrically arranged on the outer surfaces of the first shell and the second shell, and the compass is fixed in the groove by glue. A card slot is arranged on the inner side of the first shell and the second shell, and the cross section is in the shape of a square bracket, which is used to embed the light-emitting mechanism. The light-emitting mechanism is electrically connected to the PCB board through a conductor. The light-emitting mechanism can be, but is not limited to, an LED lamp or a light bulb, which plays a lighting role. Grooves are arranged at intervals on the side of the safety hammer cylinder, which mesh with arc-shaped protrusions arranged at intervals on the inner side of the first shell and the second shell. The safety hammer is used to smash the car window glass in times of crisis.

[0004] The disadvantages of the above tire pressure gauge are: 1. The tire pressure gauge cannot be hung for storage, which is not conducive to finding and using; 2. When using the luminous function, it needs to be held by hand, which is inconvenient to use. Summary of the invention:

[0005] The utility model aims to provide a multifunctional tire pressure gauge, which is easy to store and find for use, and when the lighting function of the lighting mechanism is used, it can be adsorbed on the parts of the car through a magnet, and does not need to be held by hand, which is convenient to use.

[0006] The utility model is achieved in this way:

[0007] A multifunctional tire pressure gauge comprises a shell, wherein the upper end of the shell is provided with a tire pressure detection mechanism, the middle part is provided with a light emitting mechanism, and the lower end is provided with a safety hammer. The upper and lower ends of the shell are respectively covered with caps, one of the caps is provided with a magnet, and the other cap is provided with a compass.

[0008] In the above-mentioned multifunctional tire pressure gauge, the cap includes a cylindrical shape with one end open, including an end and an annular covering portion, the magnet and the compass are respectively arranged at the corresponding ends of the cap, the end of the magnet is concave to form an installation groove 1 for installing the magnet, and the end of the compass is concave to form an installation groove 2 for installing the compass, and the magnet outer cover is provided with a cover plate, and the surface of the cover plate is flush with the surface of the end.

[0009] In the above-mentioned multifunctional tire pressure gauge, the cap is cylindrical.

[0010] In the above-mentioned multifunctional tire pressure gauge, the tire pressure detection mechanism includes a circuit board 1 arranged in a shell, an air nozzle extending out of the shell, and a display screen arranged on the shell. A pressure sensor for detecting tire pressure is provided on the circuit board 1, the air nozzle is connected to the pressure sensor through an air pipe, and the display screen is electrically connected to the circuit board 1.

[0011] In the above-mentioned multifunctional tire pressure gauge, a valve mounting seat is integrally formed on the top of the shell, and the valve mounting seat is twisted and tilted to one side from bottom to top, the air nozzle is arranged on the valve mounting seat, and a corresponding cap cover is arranged outside the valve mounting seat.

[0012] In the above-mentioned multifunctional tire pressure gauge, a battery electrically connected to circuit board one is provided in the middle of the shell, and the battery is cylindrical. The light-emitting mechanism includes circuit board two arranged above the battery, a flexible circuit board mounted outside the battery, and a plurality of lamp beads arranged on the flexible circuit board. The flexible circuit board is electrically connected to circuit board two, and circuit board two is electrically connected to circuit board one. A button for controlling the lamp beads is provided on the shell.

[0013] In the above-mentioned multifunctional tire pressure gauge, the lamp beads have three modes: the first is white light, which is used for lighting; the second is flashing yellow light, which is used for warning; and the third is flashing red light, which is used for alarm.

[0014] In the above-mentioned multifunctional tire pressure gauge, the shell includes an upper shell, a lower shell, and a middle shell connecting the upper shell and the lower shell, the flexible circuit board is arranged in the middle shell, and the middle shell is made of a light-transmitting material.

[0015] In the above-mentioned multifunctional tire pressure gauge, the upper end of the middle shell is connected to the upper shell through a snap-fit ​​annular protrusion and annular groove, and the lower end is connected to the lower shell through a snap-fit ​​annular protrusion and annular groove.

[0016] In the above-mentioned multifunctional tire pressure gauge, the upper shell, the lower shell and the middle shell are respectively hollow cylindrical.

[0017] In the above-mentioned multifunctional tire pressure gauge, the upper shell is composed of a front shell and a rear shell, and the display screen and buttons are arranged on the front shell.

[0018] In the above-mentioned multifunctional tire pressure gauge, a hollow mounting column with an open lower end is integrally formed below the shell, a hammer mounting seat is provided in the mounting column, the safety hammer includes a hammer arranged in the mounting column, a top sleeve slidably arranged at the lower end of the mounting column, a first spring whose elastic force causes the hammer to move downward, and a second spring whose elastic force causes the top sleeve to move downward, a guide block inclined from bottom to top toward the center of the mounting column is provided in the mounting column, a mounting hole with the axis inclined toward one side of the guide block is provided on the hammer mounting seat, the hammer is slidably arranged on the mounting hole, a resistance block is provided on the hammer, the lower end of the hammer is arranged in the top sleeve, and the top sleeve is provided with a through hole for the lower end of the hammer to extend out.

[0019] In the above-mentioned multifunctional tire pressure gauge, a limit plate is provided at the upper end of the hammer for limiting the position against the hammer mounting seat, a limit groove is provided on the inner side wall of the mounting column, and a limit protrusion is provided at the upper end of the top sleeve for sliding in the limit groove, and the limit protrusion is limited against the lower end surface of the limit groove.

[0020] In the above-mentioned multifunctional tire pressure gauge, the lower end of the hammer is pointed, the hammer and the limiting plate are an integrated structure, the guide block and the hammer mounting seat are an integrated structure, and the limiting protrusion and the top sleeve are an integrated structure.

[0021] In the above-mentioned multifunctional tire pressure gauge, a blade holder is provided on the side wall of the mounting column, a blade is provided on the blade holder, and a corresponding cap cover is provided outside the mounting column and the blade holder.

[0022] In the above-mentioned multifunctional tire pressure gauge, the cover cap disposed on the upper end of the shell is screwed to the shell, and the cover cap disposed on the lower end of the shell is snap-connected to the shell.

[0023] The outstanding advantages of the utility model compared with the prior art are:

[0024] 1. The utility model sets a magnet on the cap. When storing, it can be adsorbed on any parts inside the car that can attract magnets through the magnet. It can be hung for storage, which is convenient for storage and finding. When the light-emitting function of the light-emitting mechanism is used, it can be adsorbed on the parts of the car through the magnet, without the need to hold it by hand, which is convenient for use. The light-emitting mechanism is set in the middle of the shell, and the compass is set on the cap. The layout is reasonable and the space is reasonably used.

[0025] 2. The utility model sets the magnet in a concave installation groove at the end, and sets a cover plate on the outer cover of the magnet. The surface of the cover plate is flush with the surface of the end, so that the surface of the cap is flat, which is convenient for the cap to be adsorbed and not easy to fall off. Description of the drawings:

[0026] Figure 1 It is a three-dimensional diagram of the utility model;

[0027] Figure 2It is an exploded view of the utility model;

[0028] Figure 3 It is a cross-sectional view of the utility model;

[0029] Figure 4 It is a three-dimensional diagram of the utility model without the front shell.

[0030] Figure numerals: 1, shell; 1a, upper shell; 1b, lower shell; 1c, middle shell; 2, cover cap; 2a, end; 2b, cover portion; 3, magnet; 4, compass; 5, cover plate; 6, circuit board one; 7, air nozzle; 8, display screen; 9, air nozzle mounting seat; 10, battery; 11, circuit board two; 12, button; 13, mounting column; 14, hammer mounting seat; 15, hammer; 16, top sleeve; 17, guide block; 18, mounting hole; 19, resistance block; 20, through hole; 21, blade holder; 22, blade; 23, limit plate; 24, limit groove; 25, limit protrusion. Specific implementation method:

[0031] The present invention is further described below with reference to specific embodiments. Figure 1 —4:

[0032] A multifunctional tire pressure gauge comprises a shell 1, wherein the upper end of the shell 1 is provided with a tire pressure detection mechanism, the middle part is provided with a light-emitting mechanism, and the lower end is provided with a safety hammer. The upper and lower ends of the shell 1 are respectively covered with caps 2, one of the caps 2 is provided with a magnet 3, and the other cap 2 is provided with a compass 4.

[0033] like Figure 1-4 As shown, the utility model is provided with a magnet 3 on the cap 2. When storing, it can be adsorbed on any component inside the car that can attract the magnet through the magnet 3. It can be hung for storage, which is convenient for storage and retrieval. When the luminous function of the luminous mechanism is used, it can be adsorbed on the component of the car through the magnet 3, and it does not need to be held by hand, which is convenient to use.

[0034] The utility model arranges the tire pressure detection mechanism at the upper end of the shell 1, arranges the safety hammer at the lower end of the shell 1, and covers the upper end and the lower end of the shell 1 with a cover cap 2 respectively, so as to effectively protect the tire pressure detection mechanism and prevent the safety hammer from accidentally injuring the user, and the layout is reasonable.

[0035] In the utility model, the light emitting mechanism is arranged in the middle of the housing 1, and the compass 4 is arranged on the cover cap 2, so the layout is reasonable and the space is reasonably utilized.

[0036] In this embodiment, the magnet 3 is arranged on the cover cap 2 which is covered on the upper end of the housing 1 , and the compass 4 is arranged on the cover cap 2 which is covered on the lower end of the housing 1 .

[0037] The structure of the cap 2 and the installation structure of the magnet 3 and the compass 4: the cap 2 includes a cylindrical shape with one end open, including an end 2a and an annular cover portion 2b. The magnet 3 and the compass 4 are respectively arranged at the corresponding end 2a of the cap 2. The end 2a of the magnet 3 is concave to form a first installation groove for installing the magnet 3, and the end 2a of the compass 4 is concave to form a second installation groove for installing the compass 4. The outer cover of the magnet 3 is provided with a cover plate 5. The surface of the cover plate 5 is flush with the surface of the end 2a, so that the surface of the cap 2 is flat, which is convenient for the cap 2 to be adsorbed and not easy to fall off. In this embodiment, the cover plate 5 is a self-adhesive label.

[0038] Preferably, the cap 2 is cylindrical.

[0039] Structure of tire pressure detection mechanism: The tire pressure detection mechanism includes a circuit board 6 arranged in the housing 1, an air nozzle 7 extending out of the housing 1, and a display screen 8 arranged on the housing 1. A pressure sensor for detecting tire pressure is arranged on the circuit board 6. The air nozzle 7 is connected to the pressure sensor through an air pipe, and the display screen 8 is electrically connected to the circuit board 6. The display screen 8 is digitally displayed, which is simple and convenient to use.

[0040] In order to facilitate the measurement of tire pressure through the air nozzle 7, Figure 2 , 3 As shown, a gas nozzle mounting seat 9 is integrally formed on the upper part of the shell 1 , and the gas nozzle mounting seat 9 is twisted and tilted to one side from bottom to top, the gas nozzle 7 is arranged on the gas nozzle mounting seat 9 , and the corresponding cover cap 2 is arranged outside the gas nozzle mounting seat 9 .

[0041] The structure of the light-emitting mechanism: Figure 2 , 3 As shown in Figure 4, a battery 10 electrically connected to a circuit board 1 6 is provided in the middle of the housing 1. The battery 10 is cylindrical. The light-emitting mechanism includes a circuit board 2 11 arranged above the battery 10, a flexible circuit board mounted outside the battery 10, and a plurality of lamp beads arranged on the flexible circuit board. The flexible circuit board is electrically connected to the circuit board 2 11, and the circuit board 2 11 is electrically connected to the circuit board 1 6. A button 12 for controlling the lamp beads is provided on the housing 1. The space is reasonably utilized, and the battery 10 is large in size, has a long power supply time, a large light-emitting area, and a good light-emitting effect.

[0042] Preferably, the lamp beads have three modes: the first mode is white light, which is used for lighting; the second mode is flashing yellow light, which is used for warning; and the third mode is flashing red light, which is used for alarm.

[0043] The structure of the housing 1: The housing 1 includes an upper housing 1a, a lower housing 1b, and a middle housing 1c connecting the upper housing 1a and the lower housing 1b. The flexible circuit board is arranged in the middle housing 1c, and the middle housing 1c is made of a light-transmitting material. The light emitted by the lamp beads is transmitted through the middle housing 1c, and the middle housing 1c can also effectively protect the flexible circuit board and the lamp beads.

[0044] Furthermore, the upper end of the middle shell 1c is connected to the upper shell 1a through a snap-fit ​​annular protrusion and annular groove, and the lower end is connected to the lower shell 1b through a snap-fit ​​annular protrusion and annular groove.

[0045] Preferably, the upper shell 1a, the lower shell 1b and the middle shell 1c are respectively hollow cylindrical.

[0046] Furthermore, the upper shell 1a is composed of a front shell and a rear shell, and the display screen 8 and the buttons 12 are arranged on the front shell.

[0047] Structure of the safety hammer: A hollow mounting column 13 with an open lower end is integrally formed below the shell 1, a hammer mounting seat 14 is provided in the mounting column 13, the safety hammer includes a hammer 15 arranged in the mounting column 13, a top sleeve 16 slidably arranged at the lower end of the mounting column 13, a first spring whose elastic force causes the hammer 15 to move downward, and a second spring whose elastic force causes the top sleeve 16 to move downward, a guide block 17 inclined from bottom to top toward the center of the mounting column 13 is provided in the mounting column 13, a mounting hole 18 inclined toward one side of the guide block 17 is provided on the hammer mounting seat 14, the hammer 15 is slidably arranged on the mounting hole 18, a resistance block 19 is provided on the hammer 15, the lower end of the hammer 15 is arranged in the top sleeve 16, and the top sleeve 16 is provided with a through hole 20 for the lower end of the hammer 15 to extend out.

[0048] The working principle of the safety hammer is as follows: the top sleeve 16 is squeezed into the mounting column 13, driving the hammer 15 to move upward, compressing the first spring and the second spring until the abutment block 19 abuts against the guide block 17 and then tilts toward the center of the mounting column 13. The hammer 15 moves downward under the elastic force of the first spring and extends out from the through hole 20. After the top sleeve 16 is released, the top sleeve 16 is reset downward under the elastic force of the first spring, and the hammer 13 is retracted into the top sleeve 16 and reset.

[0049] In order to prevent the hammer 15 from being separated from the hammer mounting seat 14 , a limiting plate 23 is provided at the upper end of the hammer 15 for abutting against the hammer mounting seat 14 to limit the position.

[0050] In order to prevent the top sleeve 16 from detaching from the mounting column 13, a limiting groove 24 is provided on the inner side wall of the mounting column 13, and a limiting protrusion 25 is provided on the upper end of the top sleeve 16 and slides into the limiting groove 24, and the limiting protrusion 25 abuts against the lower end surface of the limiting groove 24 to limit the position.

[0051] Furthermore, the lower end of the hammer 15 is pointed, the hammer 15 and the limiting plate 23 are an integrated structure, the guide block 17 and the hammer mounting seat 14 are an integrated structure, and the limiting protrusion 25 and the top sleeve 16 are an integrated structure.

[0052] In order to cut the safety belt and escape in an emergency, a blade holder 21 is provided on the side wall of the mounting column 13 , and a blade 22 is provided on the blade holder 21 . A corresponding cover cap 2 is provided outside the mounting column 13 and the blade holder 21 .

[0053] In order to better connect the cap 2 on the upper end of the shell 1 and the shell 1, the cap 2 on the upper end of the shell 1 is screwed to the shell 1.

[0054] In order to quickly remove the cover cap 2 at the lower end of the housing 1 in an emergency so as to use a safety hammer, the cover cap 2 arranged at the lower end of the housing 1 is snap-fitted with the housing 1 .

[0055] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A multifunctional tire pressure gauge, characterized in that: The invention comprises a shell (1), wherein the upper end of the shell (1) is provided with a tire pressure detection mechanism, the middle part is provided with a light-emitting mechanism, and the lower end is provided with a safety hammer. The upper and lower ends of the shell (1) are respectively covered with caps (2), one of the caps (2) is provided with a magnet (3), and the other cap (2) is provided with a compass (4).

2. A multifunctional tire pressure gauge according to claim 1, characterized in that: The cap (2) comprises a cylindrical shape with one end open, comprising an end (2a) and an annular cover portion (2b); the magnet (3) and the compass (4) are respectively arranged at the corresponding end (2a) of the cap (2); the end (2a) of the magnet (3) is concave to form a first mounting groove for mounting the magnet (3); the end (2a) of the compass (4) is concave to form a second mounting groove for mounting the compass (4); the outer cover of the magnet (3) is provided with a cover plate (5); the surface of the cover plate (5) is flush with the surface of the end (2a).

3. A multifunctional tire pressure gauge according to claim 1, characterized in that: The tire pressure detection mechanism comprises a circuit board (6) arranged in a housing (1), an air nozzle (7) extending out of the housing (1), and a display screen (8) arranged on the housing (1); a pressure sensor for detecting tire pressure is provided on the circuit board (6); the air nozzle (7) is connected to the pressure sensor via an air pipe; and the display screen (8) is electrically connected to the circuit board (6).

4. A multifunctional tire pressure gauge according to claim 3, characterized in that: An air nozzle mounting seat (9) is integrally formed on the upper side of the shell (1), and the air nozzle mounting seat (9) is twisted and tilted to one side from bottom to top, and the air nozzle (7) is arranged on the air nozzle mounting seat (9), and a corresponding cover cap (2) is arranged outside the air nozzle mounting seat (9).

5. The multifunctional tire pressure gauge according to claim 3, characterized in that: A battery (10) electrically connected to a circuit board (6) is provided in the middle of the housing (1); the battery (10) is cylindrical; the light-emitting mechanism comprises a circuit board (11) arranged above the battery (10), a flexible circuit board mounted outside the battery (10), and a plurality of lamp beads arranged on the flexible circuit board; the flexible circuit board is electrically connected to the circuit board (11); the circuit board (11) is electrically connected to the circuit board (6); and a button (12) for controlling the lamp beads is provided on the housing (1).

6. A multifunctional tire pressure gauge according to claim 5, characterized in that: The housing (1) comprises an upper shell (1a), a lower shell (1b), and a middle shell (1c) connecting the upper shell (1a) and the lower shell (1b); the flexible circuit board is arranged in the middle shell (1c); and the middle shell (1c) is made of a light-transmitting material.

7. The multifunctional tire pressure gauge according to claim 1, characterized in that: A mounting column (13) having a hollow interior and an open lower end is integrally formed below the housing (1), a hammer mounting seat (14) is provided in the mounting column (13), the safety hammer comprises a hammer (15) arranged in the mounting column (13), a top sleeve (16) slidably arranged at the lower end of the mounting column (13), a first spring whose elastic force causes the hammer (15) to move downward, and a second spring whose elastic force causes the top sleeve (16) to move downward, a guide block (17) inclined from bottom to top toward the center of the mounting column (13) is provided in the mounting column (13), a mounting hole (18) whose axis is inclined toward one side of the guide block (17) is provided on the hammer mounting seat (14), the hammer (15) is slidably arranged on the mounting hole (18), a resisting block (19) is provided on the hammer (15), the lower end of the hammer (15) is arranged in the top sleeve (16), and the top sleeve (16) is provided with a through hole (20) for the lower end of the hammer (15) to extend out.

8. The multifunctional tire pressure gauge according to claim 7, characterized in that: A blade holder (21) is provided on the side wall of the installation column (13), a blade (22) is provided on the blade holder (21), and a corresponding cover cap (2) is arranged outside the installation column (13) and the blade holder (21).

9. The multifunctional tire pressure gauge according to claim 1, characterized in that: The cover cap (2) arranged at the upper end of the shell (1) is screwed to the shell (1), and the cover cap (2) arranged at the lower end of the shell (1) is snap-connected to the shell (1).

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