CN215878399U

CN215878399U - High-pressure water gun

Info

Publication number: CN215878399U
Application number: CN202121126161.7U
Authority: CN
Inventors: 祝维银
Original assignee: Yongkang Jiahui Industry And Trade Co ltd
Current assignee: Zhejiang Jiahui Industry And Trade Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-02-22
Anticipated expiration: 2031-05-25

Abstract

The utility model provides a high-pressure water gun, which relates to the technical field of car washing equipment and aims to solve the problem that torque transmitted to a pump main body by a high-pressure pump motor of the high-pressure water gun in the prior art is small, the high-pressure water gun comprises a high-pressure pump, the high-pressure pump comprises a power device (1), a pump main body (8) and a transmission assembly (3), the pump main body (8) and the power device (1) are in transmission connection through the transmission assembly (3), the transmission assembly (3) comprises a driving wheel and a driven wheel which are meshed with each other, the number of teeth of the driving wheel is smaller than that of the driven wheel, the output end of the power device (1) is connected with the driving wheel, and the driven wheel and the pump main body (8) are in transmission connection. The high-pressure water gun has the advantages that the torque transmitted to the pump main body by the high-pressure pump motor is large, the power can be effectively transmitted to the water pump, the transmission efficiency is high, and the stability of the water outlet pressure of the high-pressure water gun is effectively improved.

Description

High-pressure water gun

Technical Field

The utility model relates to the technical field of car washing equipment, in particular to a high-pressure water gun.

Background

With the increasing economic level, automobiles become one of the main transportation tools of people, and meanwhile, the automobile washing industry is also developed. As a common car washing device, the high-pressure water gun can peel off and flush away dirt through the impact force of water larger than the adhesive force of the dirt and the surface of an object, so as to clean the surface of the object. The high-pressure water gun generally comprises a water gun body, wherein one end of the water gun body is provided with a connecting flange used for connecting a water source and an air pump, and the other end of the water gun body is provided with a nozzle opening. Water is sucked into the water pump, flows through the water pipe after being compressed and is ejected out through the water gun, and the water gun controls the dispersion size of the water by controlling the flow of the water outlet nozzle, so that the water is ejected. The high-pressure squirt in addition connects high-pressure water pump and nozzle in an organic whole, forms the high-pressure squirt of integral type, and portable and carwash are convenient, but the high-pressure squirt of current integral type, and the torque that the transmission shaft of pump main part was given in the high-pressure pump motor of high-pressure water pump is little, and the high-pressure pump motor is low to the transmission efficiency of pump main part, and the pump stability can be poor when operating, and water pressure stability is not good when making water spout from high-pressure squirt, influences the carwash effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-pressure water gun, which aims to solve the problem that the torque transmitted to a pump main body by a high-pressure pump motor of the high-pressure water gun in the prior art is small.

The utility model provides a high-pressure water gun which comprises a high-pressure pump, wherein the high-pressure pump comprises a power device, a pump main body and a transmission assembly, the pump main body and the power device are in transmission connection through the transmission assembly, the transmission assembly comprises a driving wheel and a driven wheel which are meshed with each other, the number of teeth of the driving wheel is smaller than that of the driven wheel, the output end of the power device is connected with the driving wheel, and the driven wheel is in transmission connection with the pump main body.

As a preferable aspect of the present invention, the driving wheel is a central gear, the driven wheel is a plurality of side gears circumferentially disposed around the driving wheel, the transmission assembly further includes a gear ring and a gear rack, the gear ring is disposed on an outer side of the plurality of side gears and is engaged with the plurality of side gears, the gear rack is disposed on a side of the plurality of side gears close to the pump body, the plurality of side gears are in transmission connection with the gear rack through a connection column on the gear rack, and the plurality of side gears drive the rotation of the side gears through the central gear and drive the gear rack to rotate.

As a preferable aspect of the present invention, the transmission assembly, the pump main body, and the power unit are disposed on the same straight line; the transmission assembly is arranged in the transmission chamber, an output shaft of the power device extends into the transmission chamber and is connected with the central gear, and the gear ring is fixed in the transmission chamber.

In a preferred embodiment of the present invention, the gear rack is in transmission connection with the pump body through an eccentric transmission shaft, the pump body includes a plug chamber and a plunger, the plug chamber is provided with a pressurizing chamber and a power groove, the pressurizing chamber is arranged through two sides of the plug chamber, the power groove is arranged perpendicular to the pressurizing chamber and is communicated with the pressurizing chamber, the plunger is arranged in the pressurizing chamber, one end of the eccentric transmission shaft is connected with the gear rack, and the other end of the eccentric transmission shaft is inserted into the power groove and is connected with the plunger, so that the rotation of the eccentric transmission shaft can drive the plunger to reciprocate.

As a preferable scheme of the present invention, one end of the eccentric transmission shaft is provided with a deflection rod and connected to the plunger through the deflection rod, and the other end of the eccentric transmission shaft is provided with a linkage shaft and connected to the gear rack through the linkage shaft.

In a preferred embodiment of the present invention, a deflection slot is provided on the plunger, a deflection wheel adapted to the deflection slot is provided in the deflection slot, and a deflection plug is provided at a head end of the deflection rod and is inserted into a shaft hole of the deflection wheel to connect the plunger.

As a preferable scheme of the utility model, a connecting hole is formed in the center of the gear carrier, the connecting hole is in a strip shape, a connecting shaft matched with the connecting hole is arranged on a linkage shaft of the eccentric transmission shaft, and the eccentric transmission shaft is connected with the gear carrier through the connecting shaft and the connecting hole.

As a preferred scheme of the present invention, a deflection pulley bearing is sleeved on the eccentric transmission shaft, a limit ring is arranged on the eccentric transmission shaft, and the deflection pulley bearing is limited by the limit ring; the plug chamber is provided with a containing groove, a sealing ring is arranged in the containing groove, and the eccentric transmission shaft penetrates through the sealing ring and is inserted into the power groove.

As a preferable mode of the present invention, the pump main body further includes a first sealing cover and a second sealing cover, the first sealing cover and the second sealing cover are respectively coupled to both sides of the plug chamber in a covering manner, and a pressure passage is provided between the first sealing cover and the plug chamber, the pressure passage communicating with the pressurizing chamber.

As a preferable scheme of the utility model, the hydraulic power device further comprises a water spraying gun head, wherein a water outlet joint is arranged at one end of the plug chamber, which is far away from the transmission chamber, the water spraying gun head is inserted into the water outlet joint, and the water spraying gun head and the axis of the power device are arranged on the same straight line; a water inlet joint for connecting a water inlet pipe is arranged on the side wall of the plug chamber; be provided with out water course and inlet channel in the stopper indoor, go out the water course with go out the perpendicular setting of water swivel and with passageway in the water swivel is linked together, the inlet channel with the perpendicular setting of water swivel and with passageway in the water swivel is linked together be provided with first valve body in the inlet channel, be provided with the second valve body in the water course, water course and inlet channel all with the intercommunication water course.

Compared with the prior art, the utility model has the following positive effects:

1. the high-pressure water gun provided by the utility model is provided with the high-pressure pump, the high-pressure pump comprises a power device, a pump main body and a transmission assembly, the pump main body is in transmission connection with the power device through the transmission assembly, the transmission assembly comprises a driving wheel and a driven wheel which are mutually meshed, the number of teeth of the driving wheel is smaller than that of the driven wheel, the output end of the power device is connected with the driving wheel, and the driven wheel is in transmission connection with the pump main body. Preferably, the power plant is a high-pressure pump motor. The number of teeth of action wheel is less than the number of teeth of driven gear, and driven gear's rotational speed is less than the rotational speed of driving gear to realize speed reduction transmission, the moment of torsion of transmission is big, increases power device to the transmission efficiency of pump main part, makes the pump main part can even running when the operation, and water pressure stability is good when water is from the well blowout of high-pressure squirt.

2. The high-pressure water gun provided by the embodiment of the utility model has the advantages that the driving wheel is used as the central gear, the driven wheel is a plurality of side gears arranged around the circumferential direction of the driving wheel, the transmission assembly further comprises a gear ring and a gear carrier, the gear ring is arranged on the outer sides of the side gears and meshed with the side gears, the gear carrier is arranged on one side of the side gears close to the pump main body, the side gears are in transmission connection with the gear carrier through a connecting column on the gear carrier, and the side gears drive the side gears to rotate through the central gear and drive the gear carrier to rotate. The speed reduction transmission structure formed by the central gear and the side gears has the advantages of compact structure, small return clearance, higher precision, stable transmission ratio, large rated output torque and realization of large-torque transmission.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an exploded view of a high pressure water gun according to the present invention;

FIG. 2 is a top view of the high pressure water gun of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a cross-sectional view B-B of FIG. 2;

FIG. 5 is a cross-sectional view of C-C of FIG. 4;

fig. 6 is a cross-sectional view of D-D in fig. 4.

In the figure: 1. a power plant; 2. a transmission chamber; 3. a transmission assembly; 31. a sun gear; 32. a side gear; 33. a gear ring; 34. a gear carrier; 341. connecting holes; 342. connecting columns; 4. a yaw wheel bearing; 5. fastening sleeves; 6. an eccentric drive shaft; 61. a linkage shaft; 611. a connecting shaft; 62. a deflection bar; 621. a deflection plug; 63. a limiting ring; 621. a deflection plug; 7. a seal ring; 8. a pump body; 81. a plug chamber; 811. a containing groove; 812. a water inlet joint; 813. a water outlet channel; 814. a water inlet channel; 815. a power tank; 816. a pressurized chamber; 817. a water outlet joint; 82. a first sealing cover; 83. a second sealing cover; 84. a plunger; 841. a deflection slot; 85. a deflection wheel; 86. a water channel is communicated; 87. a first valve body; 88. a second valve body; 9. a water spray gun head.

Detailed Description

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Example 1:

the high-pressure water gun provided by the embodiment is shown in fig. 1-6, and comprises a high-pressure pump, wherein the high-pressure pump comprises a power device 1, a pump main body 8 and a transmission assembly 3, the pump main body 8 and the power device 1 are in transmission connection through the transmission assembly 3, the transmission assembly 3 comprises a driving wheel and a driven wheel which are meshed with each other, the number of teeth of the driving wheel is smaller than that of the driven wheel, the output end of the power device 1 is connected with the driving wheel, and the driven wheel is in transmission connection with the pump main body 8. Preferably, the power plant is a high-pressure pump motor. The high-pressure squirt of this embodiment passes through the high-pressure pump, makes its portable, and during the use, high-pressure squirt lug connection water pipe power can, convenient to use has improved the convenience of carwash. The conveying assembly comprises an intermeshing driving wheel and a driven wheel, the diameter of the driving wheel is smaller than that of the driven wheel, the number of teeth of the driving wheel is smaller than that of the driven wheel, the rotating speed of the driven wheel is smaller than that of the driving gear, thereby realizing speed reduction transmission, the torque of transmission is large, the transmission efficiency of the power device 1 to the pump main body 8 is increased, the pump main body 8 can run stably when in operation, and the water pressure stability is good when water is sprayed out from a high-pressure water gun.

Preferably, the driving wheel is a central gear 31, the driven wheel is a plurality of side gears 32 circumferentially arranged around the driving wheel, and the plurality of side gears 32 are meshed with the central gear 31. The transmission assembly 3 further includes a gear ring 33 and a gear rack 34, the gear ring 33 is disposed outside the plurality of side gears 32 and is engaged with the plurality of side gears 32, the gear rack 34 is disposed on one side of the plurality of side gears 32 close to the pump body 8, the plurality of side gears 32 are in transmission connection with the gear rack 34 through a connecting column 342 on the gear rack 34, and the plurality of side gears 32 are driven to rotate by the central gear 31 and drive the gear rack 34 to rotate. The sun gear 31 drives the plurality of side gears 32 to rotate between the sun gear 31 and the gear ring 33, and the carrier 34 can drive the pump body 8 to operate. Preferably, there are three side gears 32, and the gear carrier is provided with three connecting columns 342, and the three connecting columns 342 are respectively connected with the three side gears 32. The speed reduction transmission structure formed by the central gear 31 and the side gears 32 is compact in structure, small in return clearance, high in precision, stable in transmission ratio, large in rated output torque, large in torque transmission and capable of bearing instant impact load uniformly by the aid of the side gears 32, and accordingly the side gears can bear high torque impact better.

Preferably, transmission assembly 3, pump main part 8 set up on the collinear with power device 1's axle center, make the high-pressure squirt compact structure of this embodiment, conveniently carry and accomodate. The transmission assembly 3 is arranged in the transmission chamber 2, the output shaft of the power device 1 extends into the transmission chamber 2 and is connected with the central gear 31, and the gear ring 33 is fixed in the transmission chamber.

Preferably, the gear rack 34 is in transmission connection with the pump body 8 through the eccentric transmission shaft 6, the pump body 8 comprises a plug chamber 81 and a plunger 84, the plug chamber is provided with a pressurizing chamber 816 and a power groove 815, the pressurizing chamber 816 is arranged through two sides of the plug chamber 81, the power groove 815 is arranged perpendicular to the pressurizing chamber 816 and is communicated with the pressurizing chamber 816, the plunger 84 is arranged in the pressurizing chamber 816, one end of the eccentric transmission shaft 6 is connected with the gear rack, and the other end is inserted into the power groove 815 and is connected with the plunger 84, so that the rotation of the eccentric transmission shaft 6 can drive the plunger 84 to reciprocate. Preferably, the pump body 8 is a plunger pump. The gear rack 34 rotates to drive the eccentric transmission shaft 6 to rotate, thereby driving the plunger 84 to reciprocate, and operating the pump main body 8.

Preferably, one end of the eccentric transmission shaft 6 is provided with a deflection rod 62 and connected with the plunger 84 through the deflection rod 62, and the other end of the eccentric transmission shaft 6 is provided with a linkage shaft 61 and connected with the gear carrier 34 through the linkage shaft 61.

Preferably, a deflection groove 841 is formed on the plunger 84, a suitable deflection wheel 85 is arranged in the deflection groove 841, a deflection plug 621 is arranged at the head end of the deflection rod 62 and is connected with the plunger 84 by inserting the deflection plug 621 into the shaft hole of the deflection wheel 85, so that the plunger 84 reciprocates when the deflection rod 62 drives the deflection wheel 85 to rotate.

Preferably, the center of the gear carrier 34 is provided with a connecting hole 341, the connecting hole 341 is in a strip shape, the linkage shaft 61 of the eccentric transmission shaft is provided with a connecting shaft 611 matched with the connecting hole, and the eccentric transmission shaft 6 is connected with the gear carrier 34 through the connecting shaft 611 and the connecting hole 341, so that the gear carrier 34 rotates to drive the eccentric transmission shaft 6 to synchronously rotate.

Preferably, the eccentric transmission shaft 6 is sleeved with the deflection pulley bearing 4, the eccentric transmission shaft 6 is provided with a limit ring 63, the deflection pulley bearing 4 is limited by the limit ring 63, and the upper side of the deflection pulley bearing 4 is provided with the fastening sleeve 5, so that the deflection pulley bearing 4 is fixed on the eccentric transmission shaft 6. A receiving groove 811 is formed in the plug chamber 81, a packing 7 is disposed in the receiving groove 811, and the eccentric transmission shaft 6 is inserted into the power groove 815 through the packing 7. The seal ring 7 is used to seal a gap between the eccentric transmission shaft 6 and the plug chamber 81.

Example 2

In this embodiment, as an implementation manner of embodiment 1, the pump main body 8 further includes a first sealing cover 82 and a second sealing cover 83, the first sealing cover 82 and the second sealing cover 83 are respectively connected to both sides of the plug chamber 81 in a covering manner, an open pressure channel 86 is provided between the first sealing cover 82 and the plug chamber and between the second sealing cover 83 and the plug chamber, and the open pressure channel 86 is communicated with the pressurizing chamber 816. The plunger 84 reciprocates in the plug chamber 81 to change the volume of the sealed working chamber to achieve water suction and water pressure. The inserted plunger 84 in the center of the plug chamber 81 is inserted into the pressurizing chamber 816, and the pressurizing chamber 816 penetrates through both sides of the plug chamber 81 and is sleeved with a water-tight plug at both sides.

Preferably, the high-pressure water gun of the embodiment further comprises a water spraying gun head 9, a water outlet joint 817 is arranged at one end, far away from the transmission chamber 2, of the plug chamber 81, the water spraying gun head 9 is inserted into the water outlet joint 817, and the water spraying gun head 9 and the axis of the power device 1 are arranged on the same straight line, so that the high-pressure water gun is compact in structure and very convenient to move and carry. A water inlet joint 812 for connecting a water inlet pipe is arranged on the side wall of the plug chamber 81; a water outlet channel 813 and a water inlet channel 814 are arranged in the plug chamber 81, the water outlet channel 813 is vertically arranged with the water outlet joint 817 and is communicated with a channel in the water outlet joint 817, the water inlet channel 814 is vertically arranged with the water inlet joint 812 and is communicated with a channel in the water inlet joint 812, a first valve body 87 is arranged in the water inlet channel 814, a second valve body 88 is arranged in the water outlet channel 813, the first valve body 87 and the second valve body 88 are both one-way valves, a water outlet one-way valve is arranged at the outlet and the inlet of the water outlet channel in a matching manner, and a water inlet one-way valve is arranged at the outlet and the inlet of the water inlet channel in a matching manner. The water outlet channel 813 and the water inlet channel 814 are both communicated with the water through channel 86. The plunger 84 is reciprocated in the pressurizing chamber 816, the volume of the pressure passage 86 is changed, and the first valve body 87 or the second valve body 88 is opened or closed under the pressure to suck or pressurize water, and the water fed from the water feed pipe is pressurized and then continuously and stably ejected by the lance head 9.

The structural parts of the high-pressure water gun which are not described in the utility model are all the prior art.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can make several variations and modifications without departing from the inventive concept of the present invention, and all such variations and modifications are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a high-pressure squirt, its characterized in that, includes the high-pressure pump, the high-pressure pump includes power device (1), pump main part (8) and drive assembly (3), pump main part (8) with pass through between power device (1) drive assembly (3) form the transmission and connect, drive assembly (3) include intermeshing's action wheel and follow the driving wheel, the number of teeth of action wheel is less than the number of teeth from the driving wheel, the output of power device (1) with the action wheel is connected, follow the driving wheel with pump main part (8) form the transmission and connect.

2. A water gun as claimed in claim 1, wherein the driving wheel is a central gear (31), the driven wheel is a plurality of side gears (32) circumferentially arranged around the driving wheel, the transmission assembly (3) further includes a gear ring (33) and a gear rack (34), the gear ring (33) is disposed outside the plurality of side gears (32) and is engaged with the plurality of side gears (32), the gear rack (34) is disposed on a side of the plurality of side gears (32) close to the pump body (8), the plurality of side gears (32) are in transmission connection with the gear rack (34) through a connecting column (342) on the gear rack (34), and the plurality of side gears (32) are driven to rotate by the central gear (31) and drive the gear rack (34) to rotate.

3. A high-pressure water gun as claimed in claim 2, wherein said transmission assembly (3), said pump body (8) and the axis of said power unit (1) are arranged on the same line; the transmission assembly (3) is arranged in a transmission chamber (2), an output shaft of the power device (1) extends into the transmission chamber (2) and is connected with the central gear (31), and the gear ring (33) is fixed in the transmission chamber.

4. A high-pressure water gun as claimed in claim 3, wherein said gear carrier (34) is drivingly connected to said pump body (8) via an eccentric drive shaft (6), said pump body (8) includes a plug chamber (81) and a plunger (84), said plug chamber is provided with a pressurizing chamber (816) and a power groove (815), said pressurizing chamber (816) is disposed through both sides of said plug chamber (81), said power groove (815) is disposed perpendicular to said pressurizing chamber (816) and communicates with said pressurizing chamber (816), said plunger (84) is disposed in said pressurizing chamber (816), one end of said eccentric drive shaft (6) is connected to said gear carrier, and the other end is inserted into said power groove (815) and connected to said plunger (84), so that the rotation of the eccentric drive shaft (6) can drive said plunger (84) to reciprocate.

5. A high-pressure water gun as claimed in claim 4, wherein one end of said eccentric transmission shaft (6) is provided with a deflection rod (62) and connected to said plunger (84) via said deflection rod (62), and the other end of said eccentric transmission shaft (6) is provided with a linkage shaft (61) and connected to said gear carrier (34) via said linkage shaft (61).

6. A high-pressure water gun as claimed in claim 5, characterized in that a deflection slot (841) is provided in the plunger (84), in which deflection slot (841) an adapted deflection wheel (85) is provided, and in that a deflection plug (621) is provided at the head end of the deflection rod (62) and is connected to the plunger (84) by inserting the deflection plug (621) into a shaft hole of the deflection wheel (85).

7. The high-pressure water gun as claimed in claim 5, wherein a connecting hole (341) is formed in the center of the gear carrier (34), the connecting hole (341) is elongated, a connecting shaft (611) matched with the connecting hole is formed in the linkage shaft (61) of the eccentric transmission shaft, and the eccentric transmission shaft (6) is connected with the gear carrier (34) through the connecting shaft (611) and the connecting hole (341).

8. The high-pressure water gun according to claim 5, wherein a deflector bearing (4) is sleeved on the eccentric transmission shaft (6), a limit ring (63) is arranged on the eccentric transmission shaft (6), and the deflector bearing (4) is limited by the limit ring (63); an accommodating groove (811) is formed in the plug chamber (81), a sealing ring (7) is arranged in the accommodating groove (811), and the eccentric transmission shaft (6) penetrates through the sealing ring (7) and is inserted into the power groove (815).

9. The high-pressure water gun as claimed in claim 4, wherein the pump body (8) further includes a first sealing cover (82) and a second sealing cover (83), the first sealing cover (82) and the second sealing cover (83) are respectively connected to two sides of the plug chamber (81) in a covering manner, a pressure passage (86) is provided between the first sealing cover (82) and the plug chamber and between the second sealing cover (83) and the plug chamber, and the pressure passage (86) is communicated with the pressurizing chamber (816).

10. The high-pressure water gun according to claim 9, further comprising a water spraying gun head (9), wherein a water outlet joint (817) is arranged at one end of the plug chamber (81) far away from the transmission chamber (2), the water spraying gun head (9) is inserted into the water outlet joint (817), and the water spraying gun head (9) and the axis of the power device (1) are arranged on the same straight line; a water inlet joint (812) used for connecting a water inlet pipe is arranged on the side wall of the plug chamber (81); a water outlet channel (813) and a water inlet channel (814) are arranged in the plug chamber (81), the water outlet channel (813) is vertically arranged with the water outlet joint (817) and is communicated with a channel in the water outlet joint (817), the water inlet channel (814) is vertically arranged with the water inlet joint (812) and is communicated with a channel in the water inlet joint (812), a first valve body (87) is arranged in the water inlet channel (814), a second valve body (88) is arranged in the water outlet channel (813), and the water outlet channel (813) and the water inlet channel (814) are both communicated with the water through pressure channel (86).