Portable automobile inflator pump

Abstract

The utility model relates to the technical field of automobile inflator pumps, and discloses a portable automobile inflator pump which comprises a main body mechanism, an inflation mechanism, a protection mechanism and a heat dissipation mechanism, the inflation mechanism is located on the right side of the main body mechanism, the protection mechanism is located outside the main body mechanism, and the heat dissipation mechanism is located inside the protection mechanism; the main body mechanism comprises a driving motor, and the output end of the driving motor is fixedly connected with a first rotating shaft. The piston is arranged, the driving motor is started, the first rotating shaft drives the driving gear to rotate, the driving gear is meshed with the driven gear, so that the second rotating shaft and the eccentric wheel rotate in the protective shell, the position of the connecting rod deviates from the center of the eccentric wheel, and the crankshaft drives the piston to reciprocate in the air cylinder when the eccentric wheel rotates. Air entering from the one-way valve is conveyed to the output port through the air outlet, inflation of an automobile is completed, the size of the inflation pump is reduced through cooperation of the main body mechanism and the inflation mechanism, and the inflation pump is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile air pumps, in particular to a portable automobile air pump. Background Art

[0002] In today's society, cars, as a common means of transportation, occupy an important position in people's lives. When a car is driving, the tires will be worn to a certain extent, and the air in the tires will be reduced, which greatly reduces the stability and safety of the vehicle. Therefore, car air pumps came into being.

[0003] According to publication number CN216202190U, a portable automobile air pump is provided. When in use, the moving mechanism can facilitate the user to move the air pump body, thereby achieving the purpose of convenient movement of the air pump body. In addition, the sliding mechanism can cooperate with the supporting inclined rod to support the bottom of the air pump body. The sliding mechanism with a threaded drive structure can push the bottom end of the supporting inclined rod to move when sliding on the moving mechanism, and cooperate with the guiding effect of the telescopic sleeve to achieve the purpose of lifting the air pump body, which is convenient for adjusting the working height of the air pump body and facilitating inflation.

[0004] The purpose of lifting the air pump body can be achieved through the above-mentioned sliding mechanism, supporting diagonal rods and other structures. However, after the air pump body is installed with the sliding mechanism, telescopic sleeve and other structures, the overall volume of the air pump body becomes larger, which is inconvenient to carry. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a portable automobile air pump.

[0006] The utility model is implemented by the following technical scheme: a portable automobile air pump, comprising a main body mechanism, an air charging mechanism, a protective mechanism and a heat dissipation mechanism, wherein the air charging mechanism is located on the right side of the main body mechanism, the protective mechanism is located outside the main body mechanism, and the heat dissipation mechanism is located inside the protective mechanism;

[0007] The main mechanism includes a driving motor, an output end of the driving motor is fixedly connected to a first rotating shaft, a surface of the first rotating shaft is fixedly connected to a driving gear, a side of the first rotating shaft away from the driving motor is fixedly connected to a mounting plate, a right side of the mounting plate is fixedly connected to a protective shell, a middle part of the protective shell is rotatably connected to a second rotating shaft, a surface of the second rotating shaft is fixedly connected to a driven gear, a surface of the second rotating shaft is fixedly connected to an eccentric wheel, a connecting rod is fixedly connected to the right side of the eccentric wheel, a surface of the connecting rod is rotatably connected to a crankshaft, a middle part of the crankshaft is rotatably connected to a latch, and a piston is provided on the surface of the latch.

[0008] Through the above technical solution, the drive motor is started, the first rotating shaft drives the driving gear to rotate, and due to the meshing of the driving gear and the driven gear, the second rotating shaft and the eccentric wheel rotate in the protective shell. When the eccentric wheel rotates, the crankshaft drives the piston to reciprocate in the cylinder to realize the inflation of the car.

[0009] As a further improvement of the above solution, the driving gear and the driven gear are meshed.

[0010] As a further improvement of the above scheme, the inflation mechanism includes a cylinder, which is fixedly connected to the front side of the protective shell, and the surface of the cylinder is provided with heat dissipation fins, and the front side of the cylinder is fixedly connected to a sealing plate, and the middle part of the sealing plate is provided with a one-way valve, and the middle part of the sealing plate is provided with an air outlet, and the front side of the air outlet is fixedly connected to a pressure gauge, and the left side of the sealing plate is fixedly connected to an output port.

[0011] Through the above technical solution, air enters the cylinder through the air inlet in the one-way valve, and the rubber pad prevents the gas from flowing out, thereby improving the efficiency during inflation.

[0012] As a further improvement of the above scheme, the cylinder is located on the surface of the piston, the one-way valve is composed of an air inlet, a rubber pad and a gasket, the air outlet is composed of a through hole and an air outlet channel, and the air outlet channel forms a connecting channel with the output port.

[0013] As a further improvement of the above scheme, the protective mechanism includes a plug board, which is fixedly connected to the left side of the drive motor, a battery is arranged in the middle of the plug board, an installation box is fixedly connected to the bottom end of the plug board, a heat dissipation hole is opened at the bottom of the installation box, and a sealing cover is clamped on the top of the installation box.

[0014] As a further improvement of the above solution, the battery is electrically connected to the drive motor, a snap-in groove is provided on the top of the installation box, a snap-in block is provided at the bottom end of the sealing cover, and the snap-in block and the snap-in groove cooperate with each other.

[0015] As a further improvement of the above scheme, the heat dissipation mechanism includes a motor base, the motor base is fixedly connected to the inner wall of the installation box, the top of the motor base is fixedly connected to a rotating motor, the output end of the rotating motor is fixedly connected to a third rotating shaft, and the side of the third rotating shaft away from the rotating motor is fixedly connected to a cooling fan.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The utility model sets a crankshaft and a piston, starts a driving motor, and the first rotating shaft drives the driving gear to rotate. Due to the meshing of the driving gear and the driven gear, the second rotating shaft and the eccentric wheel rotate in the protective shell. Since the position of the connecting rod deviates from the center of the eccentric wheel, the crankshaft drives the piston to reciprocate in the cylinder when the eccentric wheel rotates, and the air entering from the one-way valve is transported to the output port through the air outlet, thereby completing the inflation of the automobile tire. The volume of the inflation pump is reduced by the cooperation of the main body mechanism and the inflation mechanism, and it is easy to carry.

[0018] The utility model provides heat dissipation fins. When the piston reciprocates in the cylinder, the heat generated is transmitted to the installation box through the heat dissipation fins. At the same time, the rotating motor is started, and the third shaft drives the heat dissipation fan to start rotating, thereby accelerating the flow rate of internal air, allowing the air with heat to escape to the outside through the heat dissipation holes, achieving the effect of internal heat dissipation and increasing the service life of the air pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the front structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the right side structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the main structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the cross-sectional structure of the cylinder of the utility model.

[0024] Description of main symbols:

[0025] 1. Main body; 101. Driving motor; 102. First rotating shaft; 103. Driving gear; 104. Mounting plate; 105. Protective housing; 106. Second rotating shaft; 107. Driven gear; 108. Eccentric wheel; 109. Connecting rod; 110. Crankshaft; 111. Latch; 112. Piston; 2. Inflating mechanism; 201. Cylinder; 202. Cooling fins; 203. Sealing plate; 204. One-way valve; 205. Air outlet; 206. Barometer; 207. Output port; 3. Protective mechanism; 301. Plug-in board; 302. Battery; 303. Mounting box; 304. Cooling hole; 305. Sealing cover; 4. Cooling mechanism; 401. Motor base; 402. Rotating motor; 403. Third rotating shaft; 404. Cooling fan. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0027] Example:

[0028] Please combine Figure 1-5 A portable automobile air pump of this embodiment includes a main body mechanism 1, an air-inflating mechanism 2, a protective mechanism 3 and a heat-dissipating mechanism 4, wherein the air-inflating mechanism 2 is located on the right side of the main body mechanism 1, the protective mechanism 3 is located outside the main body mechanism 1, and the heat-dissipating mechanism 4 is located inside the protective mechanism 3;

[0029] The main mechanism 1 includes a driving motor 101, the output end of the driving motor 101 is fixedly connected to a first rotating shaft 102, the surface of the first rotating shaft 102 is fixedly connected to a driving gear 103, the side of the first rotating shaft 102 away from the driving motor 101 is fixedly connected to a mounting plate 104, the right side of the mounting plate 104 is fixedly connected to a protective shell 105, the middle part of the protective shell 105 is rotatably connected to a second rotating shaft 106, the surface of the second rotating shaft 106 is fixedly connected to a driven gear 107, the surface of the second rotating shaft 106 is fixedly connected to an eccentric wheel 108, the right side of the eccentric wheel 108 is fixedly connected to a connecting rod 109, the surface of the connecting rod 109 is rotatably connected to a crankshaft 110, the middle part of the crankshaft 110 is rotatably connected to a latch 111, and the surface of the latch 111 is provided with a piston 112.

[0030] The driving gear 103 and the driven gear 107 are meshed.

[0031] The inflation mechanism 2 includes a cylinder 201, which is fixedly connected to the front of the protective shell 105. The surface of the cylinder 201 is provided with heat dissipation fins 202. The front of the cylinder 201 is fixedly connected with a sealing plate 203. A one-way valve 204 is provided in the middle of the sealing plate 203. An air outlet 205 is opened in the middle of the sealing plate 203. A pressure gauge 206 is fixedly connected to the front of the air outlet 205. The left side of the sealing plate 203 is fixedly connected with an output port 207.

[0032] The cylinder 201 is located on the surface of the piston 112 , the one-way valve 204 is composed of an air inlet, a rubber pad and a gasket, the air outlet 205 is composed of a through hole and an air outlet channel, and the air outlet channel forms a connecting channel with the output port 207 .

[0033] The protection mechanism 3 includes a plug board 301, which is fixedly connected to the left side of the driving motor 101. A battery 302 is arranged in the middle of the plug board 301. An installation box 303 is fixedly connected to the bottom end of the plug board 301. A heat dissipation hole 304 is opened at the bottom of the installation box 303. A sealing cover 305 is clamped on the top of the installation box 303.

[0034] The storage battery 302 is electrically connected to the driving motor 101 . A clamping groove is provided on the top of the installation box 303 . A clamping block is provided on the bottom end of the sealing cover 305 . The clamping block and the clamping groove match each other.

[0035] The heat dissipation mechanism 4 includes a motor base 401, which is fixedly connected to the inner wall of the installation box 303, the top of the motor base 401 is fixedly connected to a rotating motor 402, the output end of the rotating motor 402 is fixedly connected to a third rotating shaft 403, and the side of the third rotating shaft 403 away from the rotating motor 402 is fixedly connected to a cooling fan 404.

[0036] The implementation principle of a portable automobile air pump in the embodiment of the present application is:

[0037] The driving motor 101 is started, and the first rotating shaft 102 drives the driving gear 103 to rotate. As the driving gear 103 and the driven gear 107 are meshed, the second rotating shaft 106 and the eccentric wheel 108 rotate in the protective housing 105. As the position of the connecting rod 109 deviates from the center of the eccentric wheel 108, the crankshaft 110 drives the piston 112 to reciprocate in the cylinder 201 when the eccentric wheel 108 rotates, and the air entering from the one-way valve 204 is transported to the output port 207 through the outlet 205, thereby completing The air pump is used to inflate a car tire. The volume of the air pump is reduced by the cooperation of the main mechanism 1 and the inflation mechanism 2, which is convenient for carrying. When the piston 112 reciprocates in the cylinder 201, the heat generated is transmitted to the installation box 303 through the heat dissipation fins 202. At the same time, the rotating motor 402 is started, and the third shaft 403 drives the heat dissipation fan 404 to start rotating, thereby accelerating the flow rate of the internal air, allowing the air with heat to escape to the outside through the heat dissipation holes 304, achieving the effect of internal heat dissipation and improving the service life of the air pump.

[0038] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A portable automobile air pump, characterized in that: The invention comprises a main body mechanism (1), an air-inflating mechanism (2), a protective mechanism (3) and a heat-dissipating mechanism (4), wherein the air-inflating mechanism (2) is located on the right side of the main body mechanism (1), the protective mechanism (3) is located outside the main body mechanism (1), and the heat-dissipating mechanism (4) is located inside the protective mechanism (3); The main body mechanism (1) comprises a driving motor (101), the output end of the driving motor (101) is fixedly connected to a first rotating shaft (102), the surface of the first rotating shaft (102) is fixedly connected to a driving gear (103), a side of the first rotating shaft (102) away from the driving motor (101) is fixedly connected to a mounting plate (104), the right side of the mounting plate (104) is fixedly connected to a protective housing (105), and the middle part of the protective housing (105) is rotatably connected to a first gear (103). Two rotating shafts (106), the surface of the second rotating shaft (106) is fixedly connected to a driven gear (107), the surface of the second rotating shaft (106) is fixedly connected to an eccentric wheel (108), the right side of the eccentric wheel (108) is fixedly connected to a connecting rod (109), the surface of the connecting rod (109) is rotatably connected to a crankshaft (110), the middle part of the crankshaft (110) is rotatably connected to a latch (111), and the surface of the latch (111) is provided with a piston (112).

2. A portable automobile air pump as claimed in claim 1, characterized in that: The driving gear (103) and the driven gear (107) are meshed.

3. A portable automobile air pump as claimed in claim 1, characterized in that: The inflation mechanism (2) comprises a cylinder (201), the cylinder (201) is fixedly connected to the front of the protective shell (105), the surface of the cylinder (201) is provided with a heat dissipation fin (202), the front of the cylinder (201) is fixedly connected to a sealing plate (203), the middle of the sealing plate (203) is provided with a one-way valve (204), the middle of the sealing plate (203) is provided with an air outlet (205), the front of the air outlet (205) is fixedly connected to a pressure gauge (206), and the left side of the sealing plate (203) is fixedly connected to an output port (207).

4. A portable automobile air pump as claimed in claim 3, characterized in that: The cylinder (201) is located on the surface of the piston (112), the one-way valve (204) is composed of an air inlet, a rubber pad and a gasket, the air outlet (205) is composed of a through hole and an air outlet channel, and the air outlet channel forms a connecting channel with the output port (207).

5. A portable automobile air pump as claimed in claim 1, characterized in that: The protection mechanism (3) comprises a plug board (301), the plug board (301) is fixedly connected to the left side of the drive motor (101), a storage battery (302) is arranged in the middle of the plug board (301), a mounting box (303) is fixedly connected to the bottom end of the plug board (301), a heat dissipation hole (304) is opened at the bottom of the mounting box (303), and a sealing cover (305) is clamped at the top end of the mounting box (303).

6. A portable automobile air pump as claimed in claim 5, characterized in that: The storage battery (302) is electrically connected to the driving motor (101); a clamping groove is provided on the top of the installation box (303); a clamping block is provided at the bottom end of the sealing cover (305); and the clamping block and the clamping groove cooperate with each other.

7. A portable automobile air pump as claimed in claim 1, characterized in that: The heat dissipation mechanism (4) comprises a motor base (401), wherein the motor base (401) is fixedly connected to the inner wall of the installation box (303), the top end of the motor base (401) is fixedly connected to a rotating motor (402), the output end of the rotating motor (402) is fixedly connected to a third rotating shaft (403), and a cooling fan (404) is fixedly connected to a side of the third rotating shaft (403) away from the rotating motor (402).

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