CN219474420U

CN219474420U - Water spraying device of toy water gun

Info

Publication number: CN219474420U
Application number: CN202320454246.0U
Authority: CN
Inventors: 张勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-11
Filing date: 2023-03-11
Publication date: 2023-08-04
Anticipated expiration: 2033-03-11

Abstract

The utility model discloses a water spraying device of a toy water gun, which is characterized by comprising a driving device and a transmitting head assembly connected with the driving device, wherein the driving device comprises a driving motor, a driving gear set connected with the driving motor, a piston pushing rod connected with the driving gear set, and the driving gear set is connected with the transmitting head assembly through the piston pushing rod; the driving gear set comprises a piston pushing rod driving wheel, an eccentric column is arranged on the piston pushing rod driving wheel, and the piston pushing rod drives the piston pushing rod to do reciprocating motion relative to the launching head assembly through rotation of the piston pushing rod driving wheel. Through adopting eccentric wheel driven mode, compare in adopting rack and the transmission mode of missing tooth, need not to the tooth during the assembly, assembly convenient and fast more can not appear the phenomenon of latch, and can not appear influencing the problem of use after the tooth drops, life is longer.

Description

Water spraying device of toy water gun

Technical Field

The utility model relates to the field of toys, in particular to a water spraying device for a toy water gun.

Background

There are two driving modes of water gun in the market at present, one is manual and the other is automatic. And the water gun realizing water spraying in an automatic driving mode is popular with consumers. The existing water gun water spraying driving device is poor in stability, low in service life and high in noise.

Chinese patent publication No. CN217465510U, entitled spray mechanism of water gun, discloses a spray mechanism of water gun, comprising a gun barrel, comprising an inner cavity; the driving assembly comprises a motor, a pushing element and a gear set connected between the motor and the pushing element in a transmission way, the pushing element comprises a U-shaped head and a pushing rod, racks are respectively arranged on opposite inner side walls of the U-shaped head, the lengths of two end teeth in one diagonal direction of the two racks are larger than those of teeth in other positions, the pushing rod is connected in the inner cavity in a sealing way, the gear set comprises driving teeth, a gear missing part is arranged on the driving teeth, the gear missing part is connected between the two racks, and the gear missing part is meshed with the two racks respectively in the process of rotating for one circle so as to drive the U-shaped head to drive the pushing rod to reciprocate in the inner cavity along the axial movement.

However, this patent structure drives the catch bar through adopting rack and the transmission mode of missing the tooth to adopt U type head to assemble, need carry out location cooperation to rack and missing the tooth, the assembly is inconvenient, U-shaped tooth warp easily in the production process of moulding plastics, make the cooperation structure between rack and the missing tooth insecure, easily become flexible or the phenomenon of tooth appears, influence life, and adopt the drive mode of rack and missing tooth, the friction surface is great, leads to the noise big.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, provides a water spraying device of a toy water gun, and solves the problems of low service life, high noise and inconvenient assembly of the existing water gun by means of rack and tooth missing transmission.

The technical scheme adopted by the utility model for achieving the purpose is as follows:

the water spraying device of the toy water gun comprises a driving device and a transmitting head assembly connected with the driving device, wherein the driving device comprises a driving motor, a driving gear set connected with the driving motor, a piston pushing rod connected with the driving gear set, and the driving gear set is connected with the transmitting head assembly through the piston pushing rod; the driving gear set comprises a piston pushing rod driving wheel, an eccentric column is arranged on the piston pushing rod driving wheel, and the piston pushing rod drives the piston pushing rod to do reciprocating motion relative to the launching head assembly through rotation of the piston pushing rod driving wheel.

And the matched end of the piston pushing rod and the eccentric column is provided with an eccentric column movable through groove.

The driving gear set further comprises a power output gear connected with the driving motor, and a transmission gear connected with the power output gear, wherein the transmission gear is connected with the driving wheel of the piston pushing rod.

The transmitting head assembly comprises a transmitting cylinder, a transmitting head is arranged at the front end of the transmitting cylinder, a first valve nozzle is arranged between the transmitting head and the transmitting cylinder, and a water inlet assembly is arranged at the lower end of the front end of the transmitting cylinder.

The lower end of the front part of the transmitting cylinder corresponds to the water inlet assembly and is provided with a water inlet.

The water inlet assembly comprises a water inlet pipe and a connecting column arranged at the end part of the water inlet pipe, the upper end of the connecting column is embedded into the water inlet, and a second valve nozzle is arranged at the upper end of the connecting column.

It also includes a housing within which both the drive and the firing head assembly are assembled.

The shell is provided with a water inlet pipe fixing groove corresponding to the water inlet pipe, and the water inlet pipe is fixed at the water inlet through the water inlet pipe fixing groove.

The rear end of the launching tube is provided with an opening, and the piston pushing rod is matched with the launching assembly through the opening.

The beneficial effects of the utility model are as follows: compared with the prior art adopting a transmission mode of matching the racks and the missing teeth, the eccentric column driving type gear rack is more convenient and faster to assemble without tooth alignment, does not have tooth clamping phenomenon, does not have the problem of influencing use after tooth falling off, and has longer service life. The transmission structure has the effect of noise reduction, is quite silent and has more stable structure.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is a schematic diagram of a piston push rod configuration;

FIG. 5 is a cross-sectional view of the emitter head assembly;

in the figure: 1. driving motor 2, piston pushing rod 3, piston pushing rod driving wheel

4. Eccentric column 5, sealing ring 6, eccentric column movable through groove

7. Power output gear 8, transmission gear 9, transmitting tube 10 and transmitting head

11. A first valve mouth 12, a water inlet 13, a water inlet pipe 14 and a connecting column

15. A second valve nozzle 16, a shell 17, a water inlet pipe fixing groove 18 and a sliding block

19. Limiting sliding groove.

Detailed Description

Examples: referring to fig. 1 to 5, the present embodiment provides a water spraying device for a toy water gun, which comprises a driving device and a transmitting head assembly connected with the driving device, wherein the driving device comprises a driving motor 1, a driving gear set connected with the driving motor 1, a piston pushing rod 2 connected with the driving gear set, and the driving gear set is connected with the transmitting head assembly through the piston pushing rod 2; the driving gear set comprises a piston pushing rod driving wheel 3, an eccentric column 4 is arranged on the piston pushing rod driving wheel 3, and the piston pushing rod 2 drives the piston pushing rod 2 to do reciprocating motion relative to the launching head assembly through rotation of the piston pushing rod driving wheel 3.

The piston pushing rod 2 is of a T-shaped structure as a whole.

Two sealing rings 5 are arranged at the front end of the piston pushing rod 2.

The matching end of the piston pushing rod 2 and the eccentric column 4 is provided with an eccentric column movable through groove 6.

The driving gear set further comprises a power output gear 7 connected with the driving motor 1, a transmission gear 8 connected with the power output gear 7, and the transmission gear 8 is connected with the piston pushing rod driving wheel 3.

The transmitting head assembly comprises a transmitting cylinder 9, a transmitting head 10 is arranged at the front end of the transmitting cylinder 9, a first valve nozzle 11 is arranged between the transmitting head 10 and the transmitting cylinder 9, and a water inlet assembly is arranged at the lower end of the front end of the transmitting cylinder 9.

The lower end of the front part of the transmitting cylinder 9 corresponds to the water inlet assembly, and is provided with a water inlet 12.

The water inlet assembly comprises a water inlet pipe 13 and a connecting column 14 arranged at the end part of the water inlet pipe 13, wherein the upper end of the connecting column 14 is embedded into the water inlet 12, and a second valve nozzle 15 is arranged at the upper end of the connecting column 14.

It also includes a housing 16, and the drive means and the firing head assembly are both mounted within the housing 16.

A water inlet pipe fixing groove 17 is formed in the position, corresponding to the water inlet pipe 13, of the shell 16, and the water inlet pipe 13 is fixed to the water inlet 12 through the water inlet pipe fixing groove 17.

On both sides of the rear end of the piston pushing rod 2, a slider 18 is provided. A limiting chute 19 is arranged on the inner wall of the shell 16 and corresponds to the sliding block 18.

The rear end of the launching tube 9 is provided with an opening through which the piston pushing rod 2 is matched with the launching assembly.

The working principle of the water spraying device of the water gun of the embodiment is as follows:

connecting a water inlet pipe 13 with a water tank, powering on a driving motor 1 to rotate, driving a power output gear 7 to rotate, driving a transmission gear 8 to rotate by the power output gear 7, driving a piston push rod driving wheel 3 to rotate, enabling an eccentric column 4 to eccentrically move along with the piston push rod driving wheel 3, at the moment, enabling the eccentric column 4 to move along the inner wall of an eccentric column movable groove 6 in the eccentric column movable groove 6, and driving a piston push rod 2 to move backwards when the eccentric column 4 moves backwards, at the moment, enabling a first valve mouth 11 to be closed after being contracted by a sealing ring 5 along with the piston push rod 2, enabling a negative pressure to be generated in a transmitting cylinder 9, enabling a second valve mouth 15 to be opened under the action of the negative pressure, and sucking water into the transmitting cylinder 9 through the water inlet pipe 13 under the action of the negative pressure; when the eccentric column 4 moves forwards, the piston pushing rod 2 is driven to move forwards, the sealing ring 5 extrudes water in the launching tube 9 forwards to generate pressure, the first valve nozzle 11 is opened, the water is launched out from the launching head 10 through the first valve nozzle 11, meanwhile, the pressure in the launching tube 9 is increased due to extrusion of the sealing ring 5, the second valve nozzle 15 is closed, the water inlet is blocked, and water backflow and air leakage are prevented.

However, the foregoing description is only a preferred embodiment of the present utility model and is not intended to limit the scope of the utility model, so that other embodiments described in the application of the present utility model, and equivalent variations are included in the protection scope of the present utility model.

Claims

1. The water spraying device for the toy water gun is characterized by comprising a driving device and a transmitting head assembly connected with the driving device, wherein the driving device comprises a driving motor, a driving gear set connected with the driving motor, a piston pushing rod connected with the driving gear set, and the driving gear set is connected with the transmitting head assembly through the piston pushing rod; the driving gear set comprises a piston pushing rod driving wheel, an eccentric column is arranged on the piston pushing rod driving wheel, and the piston pushing rod drives the piston pushing rod to do reciprocating motion relative to the launching head assembly through rotation of the piston pushing rod driving wheel.

2. The toy water gun spraying device according to claim 1, wherein the piston pushing rod and the eccentric column are provided with an eccentric column movable through groove at the matched end.

3. The toy water gun assembly of claim 1, wherein the drive gear set further comprises a power take-off gear coupled to the drive motor, a drive gear coupled to the power take-off gear, the drive gear coupled to the piston pusher bar drive wheel.

4. The water spraying device of claim 1, wherein the emitter assembly comprises an emitter tube, an emitter head is disposed at the front end of the emitter tube, a first valve is disposed between the emitter head and the emitter tube, and a water inlet assembly is disposed at the lower end of the front end of the emitter tube.

5. The water spraying device of claim 4, wherein the lower end of the front part of the emitting cylinder is provided with a water inlet corresponding to the water inlet assembly.

6. The water jet toy gun of claim 5, wherein the water inlet assembly comprises a water inlet pipe and a connecting column arranged at the end part of the water inlet pipe, the upper end of the connecting column is embedded in the water inlet, and a second valve nozzle is arranged at the upper end of the connecting column.

7. The toy water gun assembly according to claim 6, further comprising a housing, wherein the drive assembly and the emitter head assembly are both mounted within the housing.

8. The water spraying device of claim 7, wherein a water inlet pipe fixing groove is formed at a position of the housing corresponding to the water inlet pipe, and the water inlet pipe is fixed at the water inlet through the water inlet pipe fixing groove.

9. The toy water gun assembly according to claim 4, wherein the rear end of the firing barrel is provided with an opening through which the piston pusher rod mates with the firing assembly.