A kind of water gun structure
Technical field
The invention belongs to toy for children fields, and in particular to a kind of water gun that structure is simplified.
Background technique
Existing miniature toy hydraulic giant generally forms gun housing, gun housing by ultrasonic bonding by symmetrical two halfbodies
Water pump is pressed in the upper upper position installation positioned at hand handle, is welded as a whole together by water pump when gun housing connects.It is existing to press
Water pump general structure includes the pump case of a threeway form, and the piston being slidably connected in pump case is fixedly connected on piston
Above and simultaneously as the piston rod of trigger, the spring being mounted in pump case between bottom and piston is connected on pump case to hinder
Only piston is detached from the pump cover of pump case, is connected to the water supply connector of water inlet end on pump case and (installs rubber between water supply connector and water inlet end
Blob of viscose is to form water feeding one-way valve), the water inlet pipe being connected in water supply connector is connected to the water outlet connector at pump case upper water-out end
(rubber block being installed to form out water one-way valve between water outlet connector and water outlet), the outlet pipe being connected on water outlet connector, with
And it is connected to the spray head of the outlet pipe other end;The spray head is mounted on gun housing front end, the spray head in two halfbody ultrasonic bonding
It is welded as a whole simultaneously with two halfbodies;It draws water the interior bottom that the water inlet pipe reaches gun housing hand handle part;In addition, after gun housing
Water filling port is formed above portion, plug is installed on water filling port.As it can be seen that common miniature toy hydraulic giant needs to use 13 or so
Parts assembly form, it is quite high to assemble spent cost of labor, and the producer for generally producing little giant is generally small,
It is also unrealistic that all assembly processes are all made of automated assembling equipment;On the other hand, although miniature toy hydraulic giant technology content not
Height, but playability is strong, and domestic export sales is homogeneously to stabilization;Low additionally, due to production water gun threshold, manufacturer is a lot of, makes
It is lower at single-item profit, therefore the structure of compact water gun as much as possible, assembly process is reduced to reduce die cost, material
Material cost and manual assembly cost are the eager desires of those skilled in the art.
Summary of the invention
The technical problems to be solved by the present invention are: in view of the deficienciess of the prior art, a kind of few, the assembly that provides component
It is convenient, the water gun structure of cost of labor can be effectively reduced.
Purpose to realize the present invention, is achieved using following technical scheme: a kind of water gun structure, includes close
Seal the procapsid and back casing being fixedly connected;
The front end of the procapsid forms spray head, is located at spray head rear in the procapsid and forms outlet pipe;It is described
Front handlebar portion is formed below procapsid rear end, the forward upper in front handlebar portion forms circular rod aperture, the remote holder
Front baffle is formed being located at below rod aperture in portion;
Rear-handle portion is formed below the back casing, rear-handle portion rear end inner wall corresponds to the position molding of rod aperture
There is piston cylinder portion, forms above the front end of piston cylinder portion into water notch;After back casing rear end inner wall corresponds to outlet pipe
End position forms the water outlet pipe jointing part for connecting and being connected to the outlet pipe;The back casing rear end forms connection institute
The connectivity slot stated piston cylinder portion rear end and be discharged pipe jointing part rear end, the back casing rear end are externally connected with the closing connectivity slot
Connection slot cover;
It is located at below piston cylinder portion in the rear-handle portion and forms rear bulkhead, the back casing upper end forms water filling
Mouthful, a cock body is connected on water filling port;
The rear bulkhead and front baffle are tightly connected;It is located above front baffle and rear bulkhead in the procapsid and back casing
Form water storage cavity;
Piston is slidably fitted in the piston cylinder portion, the piston includes the piston head and circular tube shaped of integrally connected
Piston bush;The piston head is slidably connected with the sealing of piston cylinder portion inner wall, and the piston bush outer wall and rod aperture inner wall seal
It is slidably connected;
Spring is installed between the piston head and piston cylinder portion rear end in the piston cylinder portion.
As a preferred solution: being connected with pressing lever in the piston bush, the pressing lever includes the pressing of integrally connected
Head and inserted link, the inserted link are inserted in the piston bush and are interference fitted with piston bush.
As a preferred solution: the inserted link forms the card slot of annular, the piston bush front end close to the position of press head
Portion forms the retainer ring with card slot cooperation clamping.
As a preferred solution: between the procapsid and back casing and back casing be connected between slot cover by super
Sound wave welding, the piston and spring are installed to respective corresponding position in procapsid, back casing and before being connected to slot cover welding.
As a preferred solution: the procapsid, back casing and connection slot cover are formed along hydraulic giant front-rear direction draft.
As a preferred solution: the outlet pipe is welded as with water outlet pipe jointing part when procapsid, back casing weld simultaneously
One.
As a preferred solution: pressing lever piston when not by external force is pushed into offset with rod aperture rear end by spring,
So that water inlet notch is in the open state.
Compared with prior art, the beneficial effects of the present invention are: spring is first put into back casing when the present invention assembles
In piston cylinder portion, be then packed into piston, then by front housing and the rear housing be aligned splice, then will connection slot cover be attached to back casing after
Then procapsid after installing, back casing and connection slot cover are put into ultrasonic welding mould by the connection groove location at end together
Then ultrasonic bonding is carried out, pressing lever is attached on piston bush after the completion of welding, finally loads onto cock body, in total 7 steps
Suddenly, at least six component and installation procedure are reduced than originally, reduces required number of molds, cost of labor is significantly reduced.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is decomposition texture schematic diagram of the invention.
Fig. 3 is the schematic cross-sectional view of decomposing state of the present invention.
Fig. 4 is the structural schematic diagram of piston and pressing lever.
Fig. 5, Fig. 6 are the structural schematic diagrams of back casing.
Fig. 7 is the structural schematic diagram on the inside of cock body.
Fig. 8 be cock body as watered cup when structural schematic diagram.
Fig. 9 is the structural schematic diagram on the outside of cock body.
1, procapsid;11, front handlebar portion;12, front baffle;13, rod aperture;14, outlet pipe;15, spray head;
2, back casing;21, rear-handle portion;22, rear bulkhead;23, piston cylinder portion;231, water inlet notch;24, connectivity slot;25,
It is discharged pipe jointing part;26, water filling port;
3, pressing lever;31, press head;32, inserted link;321, card slot;
4, cock body;41, plug body part;42, intubation portion;421, vent grooves;422, ventilatory support column;
5, piston;51, piston head;52, piston bush;521, retainer ring;
6, spring;7, it is connected to slot cover.
Specific embodiment
Embodiment 1
According to fig. 1 to fig. 6, a kind of water gun structure described in the present embodiment, includes to be sealedly and fixedly connected
Procapsid 1 and back casing 2.
The front end of the procapsid forms spray head 15, is located at spray head rear in the procapsid and forms outlet pipe 14;
Front handlebar portion 11 is formed below the procapsid rear end, the forward upper in front handlebar portion forms circular rod aperture 13,
It is located at below rod aperture in the front handlebar portion and forms front baffle 12.
The lower section of the back casing 2 forms rear-handle portion 21, and rear-handle portion rear end inner wall corresponds to the position of rod aperture
Piston cylinder portion 23 is formed, is formed above the front end of piston cylinder portion into water notch 231;Back casing rear end inner wall corresponds to
The rear end position of water pipe forms the water outlet pipe jointing part 25 for connecting and being connected to the outlet pipe;The back casing rear end at
Type has the connectivity slot 24 for being connected to the piston cylinder portion rear end and water outlet pipe jointing part rear end, and the back casing rear end is externally connected with envelope
Close the connection slot cover 7 of the connectivity slot.
It is located at below piston cylinder portion in the rear-handle portion and forms rear bulkhead 22, the back casing upper end forms water filling
Mouthfuls 26, a cock body 4 is connected on water filling port.
The rear bulkhead and front baffle are tightly connected;It is located above front baffle and rear bulkhead in the procapsid and back casing
Form water storage cavity.
Piston 5 is slidably fitted in the piston cylinder portion, the piston includes the piston head and circular tube shaped of integrally connected
Piston bush 52;The piston head is slidably connected with the sealing of piston cylinder portion inner wall, the piston bush outer wall and rod aperture inner wall
Sealing is slidably connected.
Spring 6 is installed between the piston head and piston cylinder portion rear end in the piston cylinder portion.
Pressing lever 3 is connected in the piston bush, the pressing lever includes the press head 31 and inserted link 32 of integrally connected,
The inserted link is inserted in the piston bush and is interference fitted with piston bush.
The inserted link close to the position of press head form annular card slot 321, the piston bush front end form with
The retainer ring 521 of card slot cooperation clamping.
Between the procapsid and back casing and back casing be connected between slot cover through ultrasonic bonding, it is described
Piston is installed to respective corresponding position with spring in procapsid, back casing and before being connected to slot cover welding.
The procapsid, back casing and connection slot cover are formed along hydraulic giant front-rear direction draft.Outlet pipe just may be used in this way
Directly with front housing body by integral forming, compared to independent hose connection piston cylinder portion and spray head is used, present invention eliminates connections
The process of outlet pipe and spray head;Piston cylinder portion and outlet pipe are then connected by connectivity slot, and by being connected to slot cover closed communication slot,
Eliminate the process for being independently arranged piston cylinder portion and its connecting with outlet pipe.
The outlet pipe is welded as a whole with water outlet pipe jointing part when procapsid, back casing weld simultaneously.
Pressing lever piston when not by external force is pushed into offset with rod aperture rear end by spring, so that water inlet indentation, there
In opening state.
When the present invention assembles, first spring is put into the piston cylinder portion of back casing, is then packed into piston, then by procapsid
Be directed at splicing with back casing, then the connection groove location for slot cover will be connected to being attached to back casing rear end, then by the procapsid after installing,
Back casing and connection slot cover are put into ultrasonic welding mould together and then carry out ultrasonic bonding, by pressing lever after the completion of welding
It is attached on piston bush, finally loads onto cock body, in total 7 steps, at least six component and installation procedure are reduced than originally,
Reduce required number of molds, cost of labor is significantly reduced.
The working principle of the invention be it is such, when pressing pressing lever, coupled piston is driven to move backward, when
Piston is more than that the water after intaking gap position, in piston press piston cylinder portion is sprayed from spray head;When pressing of the release to pressing lever
When, piston moves forward under the effect of spring-return power, and air is inhaled into piston cylinder portion from spray head outer outlet pipe, until piston
When head is moved to extreme position, water inlet notch becomes opening state, and the water in water storage cavity enters in piston cylinder portion.
Embodiment 2
In conjunction with shown in Fig. 7 to Fig. 9, the present embodiment makes further improvement on the basis of embodiment 1: after the back casing
End is spherical or ellipsoidal shape, the cock body are integrally in the infundibulate being adapted with back casing rear end shape, fills in
The inner wall of body forms the plug body part 41 that connection is matched with water filling port 24;The bottom of the cock body forms intubation portion 42, intubation
The outer diameter in portion can match grafting with water filling port, and intubation portion side wall forms a vent grooves 421, the cock body outer wall
Periphery positioned at intubation portion also uniformly forms ventilatory support column 422.When the water in hydraulic giant water storage cavity, which is finished, to be needed to add water, only
Cock body lower end is started toward hydraulic giant back upper place, plug body part can be made to be separated from from water filling port, inserts intubation portion after removing cock body
Onto water filling port, that is, it is convenient to carry out hydraulic giant plus water, the vent grooves makes to be in communication with the outside in hydraulic giant, when guaranteeing to add water
Air in water storage cavity can be discharged from vent grooves, and the ventilatory support column contacts cock body outer wall with water filling port, guarantee
Vent grooves are not blocked.