Built-in suction and blowing integrated air pump

Abstract

A built-in suction and blowing integrated air pump (10), comprising an air pump (100), a screw rod (200), a driving motor (300), valve heads, and a housing (400). The air pump (100) comprises an air blowing port (110) and an air suction port (120); the air blowing port (110) and the air suction port (120) are each provided with a blocking portion (130); the screw rod (200) is horizontally arranged; the valve heads comprise an air blowing valve head (1000) and an air suction valve head (2000); the housing (400) comprises an air blowing hole (410) and an air suction hole (420). In the process of the air pump (100) being driven by the driving motor (300) and moving towards the air blowing valve head (1000) along the screw rod (200), the blocking portion (130) at the position of the air blowing port (110) abuts against the air blowing valve head (1000), so as to open the air blowing hole (410); and in the process of the air pump (100) being driven by the driving motor (300) and moving towards the air suction valve head (2000) along the screw rod (200), the blocking portion (130) at the position of the air suction opening (120) abuts against the air suction valve head (2000), so as to open the air suction hole (420).

Description

Built-in exhaust and blowing integrated air pump Technical Field

[0001] The present application relates to the field of inflatable products, and in particular to a built-in integrated suction and blowing air pump. Background Art

[0002] In order to improve sleep quality or increase living comfort, more and more consumers choose to buy inflatable products as mattresses, seat cushions, recliners, etc. Many car manufacturers also install inflatable facilities such as air mattresses in the car to improve the comfort in the car.

[0003] As the core component of various inflatable products, the air pump plays the role of inflating inflatable products and sucking out the gas inside the inflatable products. Traditional air pumps require users to manually switch the air pump between blowing and exhaust modes, which brings inconvenience to users.

[0004] Summary of the Invention

[0005] The present application provides a built-in integrated suction and blowing air pump to solve the technical problem that traditional air pumps require users to manually switch between suction and blowing, which causes operational inconvenience.

[0006] In order to solve the above technical problems, a technical solution adopted by the present application is to provide a built-in integrated suction and blowing air pump, which includes an air pump, a screw, a drive motor, a valve head, and a housing.

[0007] The air pump comprises an air blowing port and an air extraction port, both of which are provided with a blocking portion;

[0008] The screw is set horizontally, and the air pump and screw are slidingly assembled;

[0009] The driving motor is used to drive the air pump to move laterally along the screw rod;

[0010] The valve head includes an air blowing valve head and an air extraction valve head, or the air blowing valve head and / or the air extraction valve head are replaced with a one-way air valve;

[0011] The shell includes a blowing hole and an air extraction hole, which are arranged on both sides of the shell. The air pump is arranged in the shell, and the valve heads are respectively arranged at the positions of the blowing hole and the air extraction hole;

[0012] In the process of the air pump being driven by the driving motor to move along the screw toward the air blowing valve head, the blocking portion at the air blowing port position conflicts with the air blowing valve head, opening the air blowing hole, or a one-way air valve is provided at the air blowing hole, so that the air pump can blow air to the outside through the air blowing hole;

[0013] When the air pump is driven by the driving motor to move along the screw rod toward the air extraction valve head, the blocking part at the air extraction port position collides with the air extraction valve head, opening the air extraction hole, or a one-way air valve is set at the air extraction hole, so that the air pump can extract air from the outside through the air extraction hole.

[0014] In a specific embodiment of the present application, the air blowing port, the air exhaust port, the blocking portion, the valve head, the air blowing hole and the air exhaust hole are all arranged at the same horizontal height.

[0015] In a specific embodiment of the present application, the blowing valve head and the exhaust valve head have the same structure, both of which include a mounting portion, a spring, a rubber plug and an air blocking plug. The blowing valve head and the exhaust valve head are fixedly assembled on both sides of the shell through the mounting portion, or the blowing valve head and / or the exhaust valve head are replaced with a one-way air valve.

[0016] In a specific embodiment of the present application, the air blocking plug includes an air blocking disk, the rubber plug and the air blocking disk are tightly combined, the rubber plug and the air blocking disk have the same shape and both match the shape of the blowing hole and the exhaust hole, and the rubber plug and the air blocking disk are used to seal the blowing hole and the exhaust hole.

[0017] In a specific embodiment of the present application, the shell further includes a sleeve, which is arranged at the positions of the blowing hole and the exhaust hole. The sleeve includes a first limiting surface, which is used to limit the extreme position of the air pump movement.

[0018] In a specific embodiment of the present application, the built-in integrated suction and blowing air pump also includes a reduction gear set, and the driving motor drives the air pump to move laterally through the reduction gear set, and the reduction gear set is used to reduce the transmission speed of the driving motor.

[0019] In a specific embodiment of the present application, the built-in integrated exhaust and blowing air pump also includes a cover body, the shell is provided with a first opening, the shape of the cover body matches the shape of the first opening, the cover body is fixedly assembled at the first opening of the shell, and the air pump is arranged in the space enclosed by the cover body and the shell.

[0020] In a specific embodiment of the present application, a ventilation groove is provided on the surface of the cover body, and gas can freely enter and exit the space enclosed by the cover body and the shell through the ventilation groove.

[0021] In a specific embodiment of the present application, the cover body is provided with fixed teeth, and the fixed teeth and the reduction gear set are assembled. When the driving motor drives the reduction gear set to rotate, the reduction gear set moves relative to the fixed teeth, thereby driving the air pump connected to the reduction gear set to move.

[0022] In a specific embodiment of the present application, the built-in integrated air pump for blowing and exhausting also has a Bluetooth function, and the user can control the built-in integrated air pump for blowing and exhausting air through a Bluetooth device connected to the built-in integrated air pump for blowing and exhausting air.

[0023] The beneficial effects of the present application are as follows: when the air pump is driven by the driving motor to move along the screw rod toward the blowing valve head, the blocking part at the blowing port position collides with the blowing valve head, opening the blowing hole, so that the air pump can blow air to the outside through the blowing hole; when the air pump is driven by the driving motor to move along the screw rod toward the exhaust valve head, the blocking part at the exhaust port position collides with the exhaust valve head, opening the exhaust hole, so that the air pump can exhaust air from the outside through the exhaust hole, solving the problem of the inconvenience caused by the need for traditional air pumps to manually switch between exhaust and blowing modes. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without inventive efforts. Among them:

[0025] FIG1 is a schematic diagram of the three-dimensional structure of a built-in integrated suction and blowing air pump provided in an embodiment of the present application;

[0026] FIG2 is an exploded view of the built-in integrated suction and blowing air pump shown in FIG1 ;

[0027] FIG3 is a schematic diagram of the three-dimensional structure of the air pump, reduction gear set and drive motor;

[0028] FIG4 is a schematic diagram of the three-dimensional structure of the cover portion of the built-in integrated suction and blowing air pump shown in FIG1 ;

[0029] FIG5 is a schematic perspective structural diagram of the cover portion shown in FIG4 from another perspective;

[0030] FIG6 is a schematic diagram of the three-dimensional structure of the housing portion of the built-in integrated suction and blowing air pump shown in FIG1 ;

[0031] FIG7 is a schematic perspective structural diagram of the housing portion shown in FIG6 from another perspective;

[0032] FIG8 is a schematic perspective structural diagram of a reduction gear set and a drive motor in the built-in integrated suction and blowing air pump shown in FIG1 ;

[0033] FIG9 is a schematic diagram of the three-dimensional structure of the first fixing plate, the second fixing plate and the screw rod portion of the built-in integrated suction and blowing air pump shown in FIG1 ;

[0034] FIG10 is a schematic diagram of the three-dimensional structure of the assembly shell portion of the built-in integrated suction and blowing air pump shown in FIG1;

[0035] FIG11 is a schematic perspective structural diagram of the assembly shell portion shown in FIG10 from another perspective;

[0036] FIG12 is a schematic diagram of the three-dimensional structure of the blowing valve head portion of the built-in integrated suction and blowing air pump shown in FIG1 .

[0037] Explanation of reference numerals: 10, built-in integrated air pump for extraction and blowing; 100, air pump; 110, blowing port; 120, extraction port; 130, blocking portion; 131, rectangular connecting plate; 132, conical contact portion; 140, sliding fitting portion; 141, sliding assembly hole; 150, first accommodating groove; 151, fourth positioning hole; 160, fourth positioning column; 170, fifth positioning column; 200, screw rod; 210, first fixing plate; 211, assembly groove; 220, second fixing plate; 230, fifth assembly through hole; 240, mounting hole; 250, semicircular notch; 300, drive motor; 310, second assembly through hole Hole; 320, driving gear; 400, housing; 410, blowing hole; 420, exhaust hole; 430, first opening; 440, first side wall; 450, second side wall; 460, third side wall; 470, fourth side wall; 480, fifth side wall; 490, first convex wall; 500, boss; 510, first positioning post; 511, first positioning hole; 512, first fixing block; 520, second positioning post; 521, second positioning hole; 522, second fixing block; 530, sleeve; 531, second convex wall; 532, first limiting surface; 540, seventh positioning post; 600, cover body; 610, cover plate; 620, gear mating portion; 621, rectangular wall; 622, arcuate wall; 623, second opening; 624, fixed tooth; 630, annular wall; 640, first assembly through hole; 650, ventilation groove; 651, separator; 660, through groove; 700, reduction gear set; 710, first gear; 720, second gear; 730, fixed shaft; 740, displacement gear; 741, cylindrical portion; 742, gear portion; 743, limiting cap; 750, first transmission gear portion; 760, second transmission gear portion; 770, third transmission gear portion; 780, fourth transmission gear portion; 790, fifth transmission gear portion; 8 00. Assembly shell; 810. Motor accommodating groove; 820. Third assembly through hole; 830. First circular through hole; 840. Gear accommodating groove; 841. Third positioning column; 842. Third positioning hole; 850. Rectangular fixing plate; 860. Gear accommodating hole; 870. Fourth assembly through hole; 900. Plug-in module; 1000. Blowing valve head; 1100. Mounting portion; 1110. Sixth positioning column; 1120. Trapezoidal connecting plate; 1130. Assembly cylinder; 1131. Separation cylinder; 1140. Circular limiting surface; 1200. Spring; 1300. Rubber plug; 1400. Air blocking plug; 1410. Air blocking disk; 1420. Interference shaft; 1430. Assembly shaft; 2000. Exhaust valve head. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of the embodiments. Based on the embodiments of this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0039] It should be noted that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0040] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present application, the descriptions of "first", "second", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0041] As shown in Figures 1 to 12, an embodiment of the present application discloses a built-in integrated suction and blowing air pump 10, which includes an air pump 100, a screw rod 200, a drive motor 300, a valve head, and a shell 400. The air pump 100 includes an air blowing port 110 and an air extraction port 120. The air blowing port 110 and the air extraction port 120 are both provided with a blocking portion 130. The screw rod 200 is arranged horizontally, and the air pump 100 and the screw rod 200 are slidably assembled. The drive motor 300 is used to drive the air pump 100 to move laterally along the screw rod 200. The valve head includes a blowing valve head 1000 and an air extraction valve head 2000. The shell 400 includes a blowing hole 410 and an air extraction hole 420. The blowing hole 410 and the air extraction hole 420 are arranged on both sides of the shell 400. The air pump 100 is arranged in the shell 400, and the valve heads are respectively arranged at the positions of the blowing hole 410 and the air extraction hole 420. In actual use, the suction hole 420 and the blowing hole 410 of the built-in integrated suction and blowing air pump 10 need to be placed inside the inflatable product and the cover 600 needs to be exposed to the outside of the inflatable product.

[0042] In the process where the air pump 100 is driven by the driving motor 300 and moves along the screw 200 toward the blowing valve head 1000, the blocking portion 130 at the blowing port 110 collides with the blowing valve head 1000, and the blowing hole 410 is opened, so that the air pump 100 can blow air to the outside through the blowing hole 410.

[0043] When the air pump 100 is driven by the driving motor 300 and moves along the screw rod 200 toward the air extraction valve head 2000, the blocking part 130 at the air extraction port 120 collides with the air extraction valve head 2000, and the air extraction hole 420 is opened, so that the air pump 100 can extract air from the outside through the air extraction hole 420.

[0044] According to the shell 400 shown in FIG2 , the shell 400 is a container having a first opening 430 on one side. The shape of the first opening 430 is roughly rectangular. The shape of the first opening 430 is not fixed and can also be set to other shapes. The shell 400 is used to accommodate the other components of the built-in integrated suction and blowing air pump 10. The shell 400 is surrounded by five side walls. The left and right sides of the shell 400 are respectively the first side wall 440 and the second side wall 450. The front and back sides of the shell 400 are respectively the third side wall 460 and the fourth side wall 470. The fifth side wall 480 is provided at the lower end of the shell 400, and the adjacent side walls are bent and connected. A first convex wall 490 is provided at one end of the inner surface of the shell 400 near the first opening 430. The upper surface of the first convex wall 490 is lower than the plane of the first opening 430. The first convex wall 490 surrounds the inner surface of the shell 400. Inside the shell 400, there are outwardly extending bosses 500 on both sides close to the first side wall 440 and the second side wall 450. The bosses 500 on both sides have the same shape and size. Four positioning posts are provided on the boss 500 on each side. The four positioning posts are two first positioning posts 510 and two second positioning posts 520. The first positioning posts 510 are cylindrical. The first positioning posts 510 provided on the bosses 500 on both sides are vertically arranged on the upper surface of the boss 500 and close to one end of the first side wall 440 and the second side wall 450, respectively. A first positioning hole 511 is provided at the center of the positioning column 510. The first positioning hole 511 is circular. A first fixing block 512 is provided between the first positioning column 510 and the first side wall 440 and the second side wall 450 respectively. The first fixing block 512 is rectangular. The first fixing block 512 is perpendicular to the upper surface of the boss 500. The first fixing block 512 connects the first positioning column 510 and the first convex wall 490. The height of the first fixing block 512 is roughly equal to the height of the first positioning column 510. The first fixing block 512 is used to maintain the stability of the first positioning column 510. The second positioning column 520 is cylindrical, the diameter of the second positioning column 520 is slightly larger than the first positioning column 510, and the length of the second positioning column 520 is smaller than the length of the first positioning column 510. The second positioning column 520 is vertically arranged on one side of the upper surface of the two bosses 500, close to the third side wall 460 and the fourth side wall 470 respectively. A second positioning hole 521 is provided at the center of the second positioning column 520, and the second positioning hole 521 is circular. A second fixing block 522 is provided between the second positioning column 520 and the first convex wall 490. The second fixing block 522 is rectangular, and the height of the second fixing block 522 is smaller than the height of the second positioning column 520. The second fixing block 522 is vertically arranged on the upper surface of the boss 500. Each second positioning column 520 is connected to two second fixing blocks 522, and the two second fixing blocks 522 form an angle of 90 degrees. The second fixing block 522 is used to maintain the stability of the second positioning column 520. Various structures in the shell 400 are integrally formed with the shell 400.

[0045] An air extraction hole 420 and an air blowing hole 410 are respectively provided at the lower ends of the first side wall 440 and the second side wall 450 of the shell 400. The air extraction hole 420 and the air blowing hole 410 are circular through holes that penetrate the side wall of the shell 400. The air extraction hole 420 and the air blowing hole 410 are both provided below the boss 500. The centers of the air extraction hole 420 and the air blowing hole 410 are located at the same horizontal height. A sleeve 530 is provided in each of the air extraction hole 420 and the air blowing hole 410. The sleeve 530 is cylindrical and has the same shape as the air extraction hole 4 20 and the blowing hole 410 match, the sleeve 530 is fixedly assembled with the exhaust hole 420 and the blowing hole 410, the sleeve 530 protrudes from the first side wall 440 and the second side wall 450 toward the inside of the shell 400, and the inner wall of the sleeve 530 is provided with a second convex wall 531, the second convex wall 531 protrudes from the inner surface of the sleeve 530 and the second convex wall 531 and the sleeve 530 are integrally formed, and a first limiting surface 532 is provided at the end of the second convex wall 531, and the first limiting surface 532 is annular and located in the middle of the sleeve 530.

[0046] The built-in integrated exhaust and blowing air pump 10 also includes a cover body 600, which includes a cover plate 610 and a gear matching portion 620. The cover plate 610 is roughly rectangular, and the shape of the cover plate 610 matches the shape of the first opening 430, so that the cover plate 610 can block the first opening 430. An annular wall 630 is provided around the cover plate 610, and the height of the annular wall 630 is roughly equal to the height from the upper surface of the first convex wall 490 to the plane where the first opening 430 is located. When the cover plate 610 passes through the first opening 430 and falls on the upper surface of the first convex wall 490, the lower surface of the annular wall 630 around the cover plate 610 contacts the upper surface of the first convex wall 490. First assembly through holes 640 corresponding to the first positioning holes 511 are provided on both sides of the cover plate 610. The first assembly through holes 640 0 has four, and the four first assembly through holes 640 correspond to the four first positioning holes 511 one by one. The screws pass through the first assembly through holes 640 and the first positioning holes 511 to fix the cover body 600 and the shell 400 together. A ventilation groove 650 is also provided on the surface of the cover plate 610. The ventilation groove 650 runs through the thickness direction of the cover plate 610. The ventilation groove 650 is long and there are several ventilation grooves 650. The ventilation grooves 650 are arranged in parallel and spaced apart. A partition block 651 is provided in the ventilation groove 650. The partition block 651 is in a "convex" shape. Each ventilation groove 650 is provided with a plurality of partition blocks 651 arranged at equal intervals to prevent foreign matter from entering the interior of the shell 400 through the ventilation groove 650. The shape and position of the ventilation groove 650 can be changed according to actual needs.

[0047] The gear mating part 620 is surrounded by two rectangular walls 621 of the same shape and two arc-shaped walls 622 of the same shape. The upper end of the gear mating part 620 is fixedly assembled with the lower surface of the cover plate 610. A second opening 623 is provided at the lower end of the gear mating part 620. Fixed teeth 624 are also provided on the inner surface of the rectangular wall 621 in the gear mating part 620. The fixed teeth 624 are vertically arranged. The built-in integrated exhaust and blowing air pump 10 also includes a reduction gear set 700. The tooth shape of the fixed teeth 624 can match the tooth shape of the reduction gear set 700.

[0048] The driving motor 300 is arranged vertically, and second assembly through holes 310 are provided on both sides of the driving motor 300 close to the third side wall 460 and the fourth side wall 470 respectively. A driving gear 320 is provided at the lower end of the driving motor 300, and the driving motor 300 is away from the gear matching portion 620. The reduction gear set 700 is arranged between the driving motor 300 and the gear matching portion 620. The reduction gear set 700 connects the driving gear 320 and the fixed tooth 624 through gear assembly. The reduction gear set 700 includes a plurality of first gears 710, a plurality of second gears 720, a plurality of fixed shafts 730 and a displacement gear 740. The first gear 710 and the second gear 720 have the same shape and structure and are both circular. The diameter of the first gear 710 is smaller than the diameter of the second gear 720, and the fixed shaft 730 is The displacement gear 740 is cylindrical in shape, and a fixed through hole is provided at the center position of the first gear 710 and the second gear 720. The fixed through hole is circular, and the diameter of the fixed through hole matches the diameter of the fixed shaft 730. The displacement gear 740 is cylindrical as a whole. The displacement gear 740 includes a cylindrical portion 741 and a gear portion 742. The cylindrical portion 741 is provided at the lower end of the gear portion 742. The tooth shape of the gear portion 742 matches the tooth shape of the fixed teeth 624. The gear portion 742 is in contact with the fixed teeth. The center of the displacement gear 740 is provided with a fixed through hole identical to the first gear 710. A limiting cap 743 is provided at the upper end of the displacement gear 740. The shape of the limiting cap 743 matches the shape of the fixed shaft 730. The limiting cap 743 is provided at the fixed through hole of the displacement gear 740. The limiting cap 743 is used to prevent the fixed shaft 730 from moving vertically.

[0049] The reduction gear can be divided into five laterally connected transmission gear parts, among which the first transmission gear part 750 is arranged on the side of the driving motor 300 close to the gear matching part 620, and the first transmission gear part 750 includes a first gear 710, a second gear 720 and a fixed shaft 730. The fixed shaft 730 is arranged vertically, and the first gear 710 and the second gear 720 are arranged horizontally. The first gear 710 is fixedly assembled on the upper surface of the second gear 720 and the two gears are concentric. The fixed shaft 730 passes through the fixed through holes of the first gear 710 and the second gear 720 and is fixedly assembled with the two gears. The second gear 720 in the first transmission gear part 750 is connected to the driving gear 320 of the driving motor 300.

[0050] The second transmission gear portion 760 is disposed on a side of the first transmission gear portion 750 close to the gear matching portion 620 . The second transmission gear portion 760 and the first transmission gear portion 750 have the same structure. The second gear 720 in the second transmission gear portion 760 is connected to the first gear 710 in the first transmission gear portion 750 .

[0051] The third transmission gear portion 770 is arranged on the side of the second transmission gear portion 760 close to the gear matching portion 620. The third transmission gear portion 770 includes a first gear 710, a second gear 720, a first gear 710, a second gear 720, and a vertically arranged fixed shaft 730 arranged horizontally from top to bottom. The above-mentioned gears are fixedly assembled together in a concentric manner. The fixed shaft 730 passes through the fixed through holes of each gear and is fixedly assembled with each gear. The fourth gear from top to bottom in the third gear transmission portion is connected to the first gear 710 in the second gear 720 transmission portion.

[0052] The fourth transmission gear portion 780 is arranged on a side of the third transmission gear portion 770 close to the gear matching portion 620. The fourth transmission gear portion 780 has the same structure as the third transmission gear portion 770. The two second gears 720 in the fourth transmission gear portion 780 are connected to the two first gears 710 in the third transmission gear portion 770.

[0053] The fifth transmission gear portion 790 is arranged on the side of the fourth transmission gear portion 780 close to the gear matching portion 620. The fifth transmission gear portion 790 includes a second gear 720, a displacement gear 740 and a fixed shaft 730. The second gear 720 and the displacement gear 740 are arranged horizontally. The displacement gear 740 is fixedly assembled on the upper surface of the second gear 720 and is concentrically arranged with the second gear 720. The fixed shaft 730 vertically penetrates the fixed through holes of the displacement gear 740 and the second gear 720 and is fixedly assembled with the two gears. The fixed shafts 730 in the five transmission gear portions are located in the same plane.

[0054] The built-in integrated suction and blowing air pump 10 also includes an assembly shell 800, which is irregular in shape. One end of the assembly shell 800 is provided with a motor accommodating groove 810 that matches the drive motor 300, and third assembly through holes 820 that match the second assembly through holes 310 on both sides of the drive motor 300 are provided on both sides of the motor accommodating groove 810. The screws fix the drive motor 300 in the motor accommodating groove 810 through the second assembly through holes 310 and the third assembly through holes 820. A first circular through hole 830 for passing the drive gear 320 is provided in the motor accommodating groove 810, and a gear accommodating groove 840 is further provided on the lower surface of the assembly shell 800. The gear accommodating groove 840 is irregular in shape, and the upper end of the reduction gear set 700 is placed in the gear accommodating groove 840, and the gear accommodating groove 840 is located at the symmetrical axis position of the gear accommodating groove 840. Four cylindrical third positioning posts 841 are arranged in a straight line, and a third positioning hole 842 is provided at the center position of the four third positioning posts 841. The third positioning hole 842 is circular, and the diameter of the third positioning hole 842 matches the diameter of the fixed shaft 730. The upper end of the fixed shaft 730 and the third positioning hole 842 are rotatably assembled. Among the four third positioning posts 841, the length of the third positioning posts 841 increases successively from the third positioning post 841 far away from the motor accommodating slot 810 to the third positioning post 841 close to the motor accommodating slot 810. Rectangular fixing plates 850 are provided on both sides of the third positioning post 841 corresponding to the second transmission gear part 760 for fixing the above-mentioned third positioning posts 841. The third positioning post 841 corresponding to the first transmission gear part 750 is arranged close to the motor accommodating slot 810. A gear receiving hole 860 is also provided at the end of the gear receiving groove 840 away from the motor receiving groove 810. The gear receiving hole 860 matches the fifth transmission gear part 790. The upper end of the displacement gear 740 in the fifth transmission gear part 790 passes through the gear receiving hole 860 and is connected to the fixed tooth 624 on the cover body 600.

[0055] The air pump 100 is roughly cylindrical and is horizontally arranged below the reduction gear set 700. A first accommodating groove 150 is also provided at the upper end of the air pump 100. The fixed shaft 730 and the drive motor 300 are vertically arranged between the assembly shell 800 and the first accommodating groove 150. The shape of the first accommodating groove 150 matches the shape of the assembly shell 800. A fourth positioning column 160 corresponding to the third positioning column 841 is provided on the symmetric axis of the first accommodating groove 150. The fourth positioning column 160 is cylindrical and vertically arranged. Within the first receiving slot 150, a fourth positioning hole 151 is provided at the center of the fourth positioning post 160. This fourth positioning hole 151 is circular, and its diameter matches the diameter of the fixed shaft 730. The lower end of the fixed shaft 730 is rotatably assembled with the fourth positioning hole 151. There are five fourth positioning posts 160, and their lengths increase from those closest to the drive motor 300 to those further away. Four fifth positioning posts 170 are provided in a rectangular arrangement on either side of the first receiving slot 150. Each of these fifth positioning posts 170 has a threaded hole at its center. Corresponding fourth assembly through-holes 870 are provided on either side of the assembly shell 800. Screws pass through the fourth assembly through-holes 870 and the threaded holes to securely assemble the assembly shell 800 to the first receiving slot 150. Sliding fitting portions 140 are also provided on both sides of the upper end of the air pump 100. The sliding fitting portions 140 are arranged horizontally and are roughly cylindrical. The sliding fitting portions 140 on both sides are located at the same horizontal height. The sliding fitting portions 140 include sliding assembly holes 141 that extend horizontally through the sliding fitting portions 140. The shape of the sliding assembly holes 141 matches the shape of the screw rod 200. The screw rod 200 is cylindrical and extends horizontally through the sliding assembly portion and slides with the sliding assembly holes 141. When the drive motor 300 drives the reduction gear set 700 to rotate, the gears in the reduction gear set 700 undergo a series of transmissions, causing the speed of the displacement gear 740 to be lower than the speed of the drive gear 320 of the drive motor 300. When the displacement gear 740 rotates, due to the restriction of the fixed teeth 624, the displacement gear 740 will move horizontally, thereby driving the air pump 100 connected to the displacement gear 740 to move horizontally along the screw rod.

[0056] A first fixing plate 210 and a second fixing plate 220 are also provided at both ends of the screw rod 200. The first fixing plate 210 and the second fixing plate 220 are vertically spaced apart. The upper ends of the first fixing plate 210 and the second fixing plate 220 are provided with a fifth assembly through hole 230 that matches the second positioning hole 521 on the shell 400. The screws pass through the fifth assembly through hole 230 and the second positioning hole 521 to fix the first fixing plate 210 and the second fixing plate 220 to the shell 400. Both sides of the lower ends of the first fixing plate 210 and the second fixing plate 220 are provided with mounting holes 240 that match the screw. The screw rod 200 is fixedly assembled with the first fixing plate 210 and the second fixing plate 220 through the mounting holes 240. A semicircular notch 250 is also provided at the lower ends of the first fixing plate 210 and the second fixing plate 220. The semicircular notch 250 is used to pass through the sleeve 530 in the shell 400.

[0057] The built-in integrated air pump for blowing and exhausting 10 also includes a plug-in module 900, which is vertically arranged. A plug-in connector is provided at the upper end of the plug-in module 900. A through slot 660 matching the shape of the plug-in module 900 is provided on the surface of the cover plate 610. The plug-in connector passes through the through slot 660 to connect to other external devices. A Bluetooth chip (not shown in the figure) is built into the plug-in module 900. The user can control the built-in integrated air pump for blowing and exhausting 10 through a Bluetooth device connected to the built-in integrated air pump for blowing and exhausting. An assembly groove 211 is provided on the side of the first fixed plate 210 close to the drive motor 300. The shape of the assembly groove 211 matches the shape of the plug-in module 900. The plug-in module 900 is fixedly assembled through the assembly groove 211 and the first fixed plate 210.

[0058] The air blowing port 110 and the air exhaust port 120 provided on the left and right sides of the upper end of the air pump 100 are both circular. The air pump 100 blows air to the outside of the air pump 100 or exhausts air from the outside of the air pump 100 through the air blowing port 110 and the air exhaust port 120. The blocking part 130 is provided in the air blowing port 110 and the air exhaust port 120. Each blocking part 130 includes three rectangular connecting plates 131 and a conical resistance part 132. The rectangular connecting plates 131 are evenly distributed in the air blowing port 110 and the air exhaust port 120. One end of the rectangular connecting plate 131 is connected to the inner wall of the air blowing port 110 and the air exhaust port 120, and the other end is connected to the conical resistance part 132. The conical resistance part 132 is provided at the center of the air blowing port 110 and the air exhaust port 120.

[0059] The blowing valve head 1000 and the exhaust valve head 2000 corresponding to the blowing port 110 and the exhaust port 120 have the same structure, each including a mounting portion 1100, a spring 1200, a rubber stopper 1300, and an air blocking plug 1400. Alternatively, the blowing valve head 1000 and / or the exhaust valve head 2000 can be replaced with a one-way air valve. The blowing port 110, the exhaust port 120, the blocking portion 130, the valve head, the blowing hole 410, and the exhaust hole 420 are all arranged at the same level.

[0060] The mounting portion 1100 includes a sixth positioning column 1110, a trapezoidal connecting plate 1120 and an assembly cylinder 1130, which are integrally formed. The sixth positioning column 1110 is cylindrical and is horizontally arranged on both sides of the assembly cylinder 1130. The assembly cylinder 1130 is cylindrical and horizontally arranged. The centers of the sixth positioning column 1110 and the assembly cylinder 1130 are located in the same horizontal plane. Two trapezoidal connecting plates 1120 are horizontally arranged between the sixth positioning column 1110 and the assembly cylinder 1130, and are used to fix the sixth positioning column 1110 and the assembly cylinder 1130 together. A sixth assembly through hole is provided at the center of the sixth positioning column 1110, and a seventh positioning column 540 corresponding to the sixth positioning column 1110 is provided on the outer surface of the shell 400. A seventh assembly hole is provided at the center of the seventh positioning column 540, and the seventh positioning column 540 can be inserted into the sixth assembly through hole. The sixth positioning column 1110 and the seventh positioning column 540 are then fixed and assembled by screws, thereby fixing the mounting part 1100 of the valve head on the shell 400. A separation cylinder 1131 is also provided in the assembly cylinder 1130, and the separation cylinder 1131 is also cylindrical. The diameter of the separation cylinder 1131 is smaller than the diameter of the assembly cylinder 1130, and the separation cylinder 1131 and the assembly cylinder 1130 are concentrically arranged. The separation cylinder 1131 and the assembly cylinder 1130 are integrally formed at the end away from the air blocking plug 1400 to form a circular limiting surface 1140. The spring 1200 is arranged horizontally and the part of the spring 1200 close to the mounting part 1100 is arranged in the space between the outer wall of the separation cylinder 1131 and the inner wall of the assembly cylinder 1130 and conflicts with the circular limiting surface 1140. The air blocking plug 1400 includes an air blocking disk 1410, and the end of the spring 1200 close to the shell 400 conflicts with the air blocking disk 1410.

[0061] The air blocking plug 1400 includes an air blocking disk 1410, a conflicting shaft 1420, and an assembly shaft 1430, which are integrally formed. The conflicting shaft 1420 and the assembly shaft 1430 are both cylindrical and horizontally connected. The conflicting shaft 1420 is provided at one end of the air blocking plug 1400 close to the blocking portion 130, and the assembly shaft 1430 is provided at one end of the air blocking plug 1400 close to the mounting portion 1100. The diameter of the conflicting shaft 1420 matches the diameter of the tapered conflicting portion 132. The diameter of the assembly shaft 1430 matches the inner diameter of the separation cylinder 1131, allowing the assembly shaft 1430 to enter the separation cylinder 1131. The air blocking disk 1410 is located at the connection between the interference shaft 1420 and the assembly shaft 1430. The air blocking disk 1410 is circular and its shape matches the shapes of the air extraction hole 420 and the air blowing hole 410. The diameter of the air blocking disk 1410 is larger than the diameters of the air extraction hole 420 and the air blowing hole 410. The rubber plug 1300 has the same shape and size as the air blocking disk 1410. The rubber plug 1300 and the air blocking disk 1410 are close together. The rubber plug 1300 is located on the side of the air blocking disk 1410 close to the interference shaft 1420. The air blocking disk 1410 and the rubber plug 1300 are used to seal the air extraction port 120 and the air blowing port 110. In actual operation, when it is necessary to inflate the inflatable product, the air pump 100 moves along the screw 200 toward the blowing hole 410, and the conical contact portion 132 in the blocking portion 130 at the blowing port 110 contacts the contact shaft 1420 in the blowing valve head 1000, and pushes the contact shaft 1420 horizontally away from the blowing hole 410, so that the air blocking disk 1410 and the rubber plug 1300 connected to the contact shaft 1420 in the blowing valve head 1000 leave the blowing hole 410 until the blowing port 110 and the rubber plug 1300 are separated from the blowing hole 410. The first limit surface 532 in the sleeve 530 is abutted, the air pump 100 stops moving, and then the inflatable product is inflated through the blowing port 110 and the blowing hole 410. After the inflation is completed, the air pump 100 leaves the blowing hole 410, and the spring 1200 in the blowing valve head 1000 pushes the air blocking disk 1410 and the rubber plug 1300 back to the blowing hole 410, and the air blocking disk 1410 and the rubber plug 1300 then seal the blowing hole 410. The principle of extracting the gas from the inflatable product is the same as that of inflating the inflatable product.

[0062] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A built-in integrated suction and blowing air pump (10), characterized in that: The built-in integrated air pump (10) comprises: an air pump (100) comprising an air blowing port (110) and an air suction port (120), wherein both the air blowing port (110) and the air suction port (120) are provided with a blocking portion (130); The screw rod (200) is arranged horizontally, and the air pump (100) is slidably assembled with the screw rod (200); A driving motor (300) for driving the air pump (100) to move laterally along the lead screw (200); Valve heads, including an air blowing valve head (1000) and an air extraction valve head (2000); A shell (400) comprising an air blowing hole (410) and an air pumping hole (420), wherein the air blowing hole (410) and the air pumping hole (420) are arranged on both sides of the shell (400), the air pump (100) is arranged in the shell (400), and the valve head is arranged at the positions of the air blowing hole (410) and the air pumping hole (420), respectively; Wherein, when the air pump (100) is driven by the driving motor (300) and moves along the screw rod (200) toward the air blowing valve head (1000), the blocking portion (130) at the position of the air blowing port (110) and the air blowing valve head (1000) collide with each other, thereby opening the air blowing hole (410), or a one-way air valve is provided at the air blowing hole (410), so that the air pump (100) can blow air to the outside through the air blowing hole (410); When the air pump (100) is driven by the driving motor (300) and moves along the screw rod (200) toward the air extraction valve head (2000), the blocking portion (130) at the position of the air extraction port (120) and the air extraction valve head (2000) collide with each other, thereby opening the air extraction hole (420), or a one-way air valve is provided at the air extraction hole (420), so that the air pump (100) can extract air from the outside through the air extraction hole (420).

2. The built-in integrated suction and blowing air pump (10) according to claim 1, characterized in that: The air blowing port (110), the air exhaust port (120), the blocking portion (130), the valve head, the air blowing hole (410) and the air exhaust hole (420) are all arranged at the same horizontal height.

3. The built-in integrated suction and blowing air pump (10) according to claim 1, characterized in that: The blowing valve head (1000) and the exhaust valve head (2000) have the same structure, and both include a mounting portion (1100), a spring (1200), a rubber plug (1300) and an air blocking plug (1400). The blowing valve head (1000) and the exhaust valve head (2000) are fixedly assembled on both sides of the housing (400) via the mounting portion (1100).

4. The built-in integrated suction and blowing air pump (10) according to claim 3 is characterized in that: The air blocking plug (1400) includes an air blocking disk (1410), and the rubber plug (1300) and the air blocking disk (1410) are tightly combined. The rubber plug (1300) and the air blocking disk (1410) have the same shape and both match the shapes of the blowing hole (410) and the exhaust hole (420). The rubber plug (1300) and the air blocking disk (1410) are used to seal the blowing hole (410) and the exhaust hole (420).

5. The built-in integrated suction and blowing air pump (10) according to claim 3 is characterized in that: The housing (400) further comprises a sleeve (530), wherein the sleeve (530) is arranged at the positions of the blowing hole (410) and the exhaust hole (420), and the sleeve (530) comprises a first limiting surface (532), wherein the first limiting surface (532) is used to limit the extreme position of the movement of the air pump (100).

6. The built-in integrated suction and blowing air pump (10) according to claim 5, characterized in that: The built-in integrated suction and blowing air pump (10) further comprises a reduction gear set (700), wherein the driving motor (300) drives the air pump (100) to move laterally via the reduction gear set (700), and the reduction gear set (700) is used to reduce the transmission speed of the driving motor (300).

7. The built-in integrated suction and blowing air pump (10) according to claim 6, characterized in that: The built-in integrated suction and blowing air pump (10) also includes a cover body (600), the shell (400) is provided with a first opening (430), the shape of the cover body (600) matches the shape of the first opening (430), the cover body (600) is fixedly assembled at the first opening (430) of the shell (400), and the air pump (100) is arranged in the space enclosed by the cover body (600) and the shell (400).

8. The built-in integrated suction and blowing air pump (10) according to claim 7, characterized in that: A vent groove (650) is provided on the surface of the cover body (600), and gas can freely enter and exit the space enclosed by the cover body (600) and the shell (400) through the vent groove (650).

9. The built-in integrated suction and blowing air pump (10) according to claim 8, characterized in that: The cover body (600) is provided with fixed teeth (624), and the fixed teeth (624) and the reduction gear set (700) are gear-assembled. When the driving motor (300) drives the reduction gear set (700) to rotate, the reduction gear set (700) moves relative to the fixed teeth (624), thereby driving the air pump (100) connected to the reduction gear set (700) to move.

10. The built-in integrated suction and blowing air pump (10) according to claim 9, characterized in that: The built-in integrated air pump for blowing and exhausting (10) also has a Bluetooth function, and the built-in integrated air pump for blowing and exhausting (10) is controlled by a Bluetooth device connected to the built-in integrated air pump for blowing and exhausting (10).

11. The built-in integrated suction and blowing air pump (10) according to claim 1, characterized in that: The blowing valve head (1000) and / or the exhaust valve head (2000) are replaced with a one-way air valve.

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