Paddle pump

Abstract

A paddle pump is characterized in that the paddle pump comprises a shell with an air inlet and an air outlet, a machine core assembly and a fan assembly, the machine core assembly and the fan assembly are arranged in the shell, the air inlet and the air outlet are formed in the left side and the right side of the shell respectively and are of a straight-through structure, the machine core assembly comprises a cylinder body, a cylinder cover, a piston and a motor, the cylinder cover is oppositely combined on the cylinder body, and the motor is arranged on the cylinder cover. An air inlet seat and an air outlet seat are arranged at the left end and the right end of the upper portion of the cylinder cover respectively, the air outlet seat corresponds to the air outlet of the shell, the fan assembly is transversely arranged on the left side of the cylinder cover, the right end of the fan assembly is connected with an inlet seat of the cylinder cover, and an air inlet barrel is arranged at the left end of the fan assembly and corresponds to the air inlet of the shell. The pump is more reasonable and compact in structure, has the advantages of being convenient to install, good in transmission stability and small in size, is convenient to assemble and transport, is not limited to a paddle pump, and can also be used as an automobile pump and a mattress pump.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of inflatable equipment relates to a pulp board pump. BACKGROUND

[0002] Inflatable paddle board is also called surfboard, which is a device for surfing. Paddle board movement, full name is upright single paddle surfing (abbreviation SUP), participants stand on the wide paddle board, hold a single paddle and walk forward. Because the paddle board movement has significant exercise effect on body coordination, balance and muscle strength, it also allows people to be close to nature, relax the mind and body, and relieve the pressure of urban life, which has caused a craze in various places in China. The traditional inflatable paddle board is mostly inflated by an external air pump, which has the problem of inconvenience to carry. At present, there appears an inflatable paddle board pump with an internal paddle board pump for inflating the inflatable paddle board, but the air inlet and air outlet of the traditional paddle board pump are on the same side, which is very inconvenient to operate and install.

[0003] After investigation, the existing Chinese patent No. 202221825228.0 "Inflatable paddle board with internal air pump", the structure installs the micro air pump and the battery in the paddle board body, but the specific structure of the air pump is not described, and the Chinese patent No. 202322855258.7 "Air pump device and inflatable paddle board", the air pump device comprises: an air pump body provided with an air inlet for connecting the outside, an air outlet for connecting the inflatable tool, and an air cavity connecting the air inlet and the air outlet; the air inlet extends along the axial direction into the air pump body, and the inner wall is provided with a first threaded part; a fixed connecting piece is provided with a second threaded part for screwing with the first threaded part, and forms a battery accommodating cavity with both ends through; the both ends of the battery accommodating cavity are respectively communicated with the air cavity and the outside; the fixed connecting piece and the surface of the air pump body form a mounting position fixed to the inflatable tool; the battery power supply unit is detachably arranged in the battery accommodating cavity, and the gap between the battery accommodating cavity and the inner wall forms an air flow channel connecting the both ends of the battery accommodating cavity. The air inlet of the air pump is at the upper end, and the air outlet is at the side, which is convenient to assemble, but it is not ideal enough, and further improvement is needed in structure. SUMMARY

[0004] The utility model solves the technical problem in the prior art and provides a paddle board pump with a simple, reasonable and compact structure, which is easy to install and operate.

[0005] The technical solution adopted by this utility model to solve the above-mentioned technical problems is as follows: a slurry pump, characterized in that: it includes a housing with an air inlet and an air outlet, a core assembly and a fan assembly disposed within the housing, the air inlet and the air outlet are respectively disposed on the left and right sides of the housing in a straight-through structure, the core assembly includes a cylinder body, a cylinder head, a piston and a motor, the cylinder head is fitted onto the cylinder body, the upper left and right ends of the cylinder head are respectively provided with an air inlet seat and an air outlet seat, the air outlet seat corresponds to the air outlet position of the housing, the fan assembly is horizontally disposed on the left side of the cylinder head, the right end of the fan assembly is connected to the inlet seat of the cylinder head, and the left end of the fan assembly is provided with an air inlet pipe corresponding to the air inlet of the housing.

[0006] As an improvement, the cylinder body is cylindrical, and the cylinder head is threaded onto the cylinder body. The blower assembly includes a housing, a blower that drives the fan blades, and a blower cover. The blower is installed inside the housing. The right end of the housing has a protruding connecting air duct that is inserted into the left end inlet seat of the cylinder head. The right end of the housing has a protruding positioning buckle, and the left end of the cylinder head has a corresponding positioning groove. The housing is inserted into the inlet seat of the cylinder head through the connecting air duct and connected to the cylinder head through the cooperation of the positioning buckle and the positioning groove.

[0007] Furthermore, the air cover is positioned at the left end opening of the outer casing and is fixed to the outer casing by screws. An air inlet duct that mates with the air inlet of the outer casing is protruding from the left end of the air cover.

[0008] Furthermore, the piston is a connecting rod piston, which is mounted in the cylinder body and can move up and down. The connecting rod of the piston is connected to the motor drive through an eccentric block.

[0009] Furthermore, a mounting base is connected to the lower end of the cylinder body. The mounting base is fixed by bolts between the front cover and the rear cover. The piston connecting rod is set in the cavity formed by the front cover and the rear cover. After the front cover and the rear cover are assembled, a mounting port for the motor is formed at the left end. The motor is installed on the left side of the mounting base, and the output shaft of the motor is connected to the piston connecting rod through an eccentric block.

[0010] Furthermore, the housing is a rectangular housing formed by joining a front housing and a rear housing, and a circuit board and a battery are provided inside the housing. A panel with a display screen and a keypad are provided on the front housing.

[0011] Finally, the keypad is equipped with a power switch and a mode switch, enabling it to operate as a paddle pump, tire pump, or mattress pump.

[0012] Compared with existing technologies, the advantages of this invention are as follows: the air inlet and outlet are respectively located on the left and right sides of the housing in a straight-through structure, which not only provides good inflation effect but also greatly facilitates installation, making the structure more stable and reliable, improving transmission smoothness and load-bearing capacity, while also reducing the overall size, making it easier to carry, transport, and store. This invention has a more reasonable and compact structure, featuring convenient installation, good transmission smoothness, and small size, facilitating assembly and transportation. This invention is not limited to paddle pumps but can also be used as a car pump or mattress pump. Attached Figure Description

[0013] Figure 1 This is a structural appearance diagram of an embodiment of the present utility model;

[0014] Figure 2 This is a structural view of an embodiment of the present utility model from another perspective;

[0015] Figure 3 for Figure 1 Exploded view;

[0016] Figure 4 for Figure 2 A schematic diagram of the structure after removing the outer shell;

[0017] Figure 5 for Figure 4 The exploded diagram. Detailed Implementation

[0018] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments.

[0019] like Figures 1-5 As shown, a paddle pump includes a housing 1 with an air inlet 1a and an air outlet 1b, a core assembly A and a blower assembly B disposed within the housing 1. The air inlet 1a and the air outlet 1b are respectively disposed on the left and right sides of the housing 1 in a straight-through structure. The core assembly A includes a cylinder body 2, a cylinder head 3, a piston 4 and a motor 5. The cylinder head 3 is fitted onto the cylinder body 2. The upper left and right ends of the cylinder head 3 are respectively provided with an air inlet seat 31 and an air outlet seat 32. The air outlet seat 32 corresponds to the position of the air outlet 1b of the housing 1. The blower assembly B is horizontally disposed on the left side of the cylinder head 3. The right end of the blower assembly B is connected to the inlet seat 31 of the cylinder head 3. The left end of the blower assembly B is provided with an air inlet duct 91 corresponding to the air inlet 1a of the housing 1.

[0020] The specific structure is as follows: the cylinder body 2 is cylindrical, and the cylinder head 3 is threadedly connected to the cylinder body 2. The blower assembly B includes a housing 7, a blower 8 that drives the fan blades, and a blower cover 9. The blower 8 is installed inside the housing 7. The right end of the housing 7 has a protruding connecting air duct 71 that is inserted into the left end inlet seat 31 of the cylinder head 3. The right end of the housing 7 has a protruding positioning buckle, and the left end of the cylinder head 3 has a corresponding positioning groove 33. The housing 7 is inserted into the inlet seat 31 of the cylinder head 3 through the connecting air duct 71 and is connected to the cylinder head 3 through the cooperation of the positioning buckle and the positioning groove 33. The blower cover 9 is fitted at the left end opening of the housing 7 and is fixed to the housing 7 with screws. The left end of the blower cover 9 has a protruding air inlet duct 91 that cooperates with the air inlet 1a of the housing 1.

[0021] Piston 4 is a connecting rod piston, which is installed vertically within cylinder 2. The connecting rod 41 of piston 4 is connected to motor 5 via an eccentric block. A mounting base 6 is connected to the lower end of cylinder 2. Mounting base 6 is fixed by bolts between front cover 61 and rear cover 62. The connecting rod 41 of piston 4 is located in the cavity formed by the engagement of front cover 61 and rear cover 62. After engagement, the right end of front cover 61 and rear cover 62 forms a mounting port for motor 5. Motor 5 is installed on the left side of mounting base 6. The output shaft of motor 5 is connected to connecting rod 41 of piston 4 via an eccentric block.

[0022] The housing 1 is a rectangular housing formed by joining a front housing 11 and a rear housing 12. The housing 1 contains a circuit board and a battery. The front housing 11 has a panel 13 with a display screen 14 and a keypad 14.

[0023] This embodiment is not only a slurry pump, but can also be used as a car pump and a mattress pump. The keypad 14 is equipped with a power switch and a mode switch.

[0024] The structural principles of core component A and fan component B are consistent with existing technologies and will not be described in detail here.

[0025] The installation steps are as follows:

[0026] First, install the cylinder head 3 onto the cylinder block 2 and tighten it to secure it.

[0027] 2. Next, install the fan 8 onto the outer casing 7, and then install the fan cover 9 and tighten the screws.

[0028] 3. Align the positioning buckle of the assembled fan assembly B with the positioning groove of the cylinder head 3, and insert the connecting air duct 71 into the air inlet seat 31 of the cylinder head 3, and assemble and fix it with the core assembly A.

[0029] The working principle is as follows:

[0030] After the power is turned on, display screen 14 lights up. The program defaults to paddleboard mode, and the pressure value defaults to 15 PSI. It flashes for 3 seconds and then stops. The panel displays "0.0.0". At this time, press the switch button to switch modes. Press the power button to start the product inflation. First, the blower 8 works and then the motor 5 works. When the pressure of the blower 8 is greater than 0.6 PSI, the motor 5 starts (the blower stops). It stops working when the set value is reached. The air pump displays the current air pressure value.

[0031] Mattress mode: Default value 4 minutes, adjustable range 1 to 10 minutes, motor working mode, motor 5 does not start, fan 8 starts directly, time is countdown, after the set time is reached, the air pump stops working and displays "0.0.0".

[0032] Tire mode: The default pressure value is 35 PSI. After flashing for 3 seconds, it stops and the panel displays "0.0.0". Press the power button to inflate the product. The blower 8 stops working and the motor 5 starts directly. It stops working when the set value is reached. The air pump displays the current air pressure value.

[0033] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A slurry board pump characterized by: The application relates to a shell with an air inlet and an air outlet, a core assembly arranged in the shell and a fan assembly, the air inlet and the air outlet are arranged on the left and right sides of the shell in a straight-through structure, the core assembly comprises a cylinder body, a cylinder cover, a piston and a motor, the cylinder cover is closed on the cylinder body, the upper left and right ends of the cylinder cover are respectively provided with an air inlet seat and an air outlet seat, the air outlet seat corresponds to the air outlet position of the shell, the fan assembly is horizontally arranged on the left side of the cylinder cover, the right end of the fan assembly is connected with the air inlet seat of the cylinder cover, and the left end of the fan assembly is provided with an air inlet cylinder corresponding to the air inlet of the shell.

2. The slurry pump of claim 1, wherein: The cylinder body is cylindrical, the cylinder cover is closed on the cylinder body through thread connection, the fan assembly comprises an outer shell, a fan for driving a fan blade and a fan cover, the fan is installed in the outer shell, the right end of the outer shell is protrudingly provided with a connecting air cylinder which is inserted into the air inlet seat of the cylinder cover, the right end of the outer shell is protrudingly provided with a positioning buckle, the left end of the cylinder cover is provided with a corresponding positioning groove, and the outer shell is inserted into the air inlet seat of the cylinder cover through the connecting air cylinder and is connected with the cylinder cover through the cooperation of the positioning buckle and the positioning groove.

3. The slurry pump of claim 2, wherein: The fan cover is closed and arranged at the left end opening position of the outer shell and is fixed with the outer shell through screws, and the left end of the fan cover is protrudingly provided with an air inlet cylinder matched with the air inlet of the shell.

4. The slurry pump of claim 3, wherein: The piston is a connecting rod piston, the piston is movably installed in the cylinder body, and the connecting rod of the piston is drivingly connected with the motor through an eccentric block.

5. The slurry pump of claim 4, wherein: The lower end of the cylinder body is connected with a mounting seat, the mounting seat is closed and fixed by a front cover and a rear cover through bolts, the connecting rod of the piston is arranged in a cavity formed by the closing of the front cover and the rear cover, the front cover and the rear cover form a mounting opening for mounting the motor after being closed, the motor is mounted on the left side of the mounting seat, and the output shaft of the motor is drivingly connected with the connecting rod of the piston through an eccentric block.

6. A slurry pump according to any one of claims 1 to 5, wherein: The shell is a rectangular shell closed by a front shell and a rear shell, the shell is provided with a circuit board and a battery, a panel with a display screen and a key plate are arranged on the front shell.

7. The slurry pump of claim 6, wherein: The key plate is provided with a power key and a mode switching key, so that the shell has working modes for a slurry plate pump, a tire pump or a mattress pump.

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