CN210186443U - Water gun toy for children - Google Patents

Abstract

The utility model provides a water gun for children toys, which belongs to the technical field of children toys. The toy water gun solves the problems that in the prior art, the contact area between a trigger of the toy water gun and a finger of a human body is small, the finger can feel painful, and the operation hand feeling is poor. This children's toy squirt includes water storage part, outlet pipe way, spray pipe and inside cavity and can kick-back by oneself press the bag, and the spray pipe is linked together with pressing the bag, presses the bag to be linked together through outlet pipe way and water storage part, is equipped with on the outlet pipe way to make water liquid only can follow the one-way valve one of water storage part flow direction pressing the bag, is equipped with on the spray pipe to prevent that external gas from the spray pipe entering from pressing the check valve two of bag. The utility model discloses can protect the difficult damage of finger and have far away range.

Description

Water gun toy for children

Technical Field

The utility model belongs to the technical field of children's toys, a children's toy squirt is related to.

Background

The toy water gun is a children toy which is popular with children. The toy squirt generally includes water storage part, water spray structure and trigger, and water storage part has the water storage function, through pulling the trigger, can carry the water liquid in the water storage part to water spray structure and launch.

The existing conventional water gun for toys is provided with a water tank fixed on a water gun shell as a water storage component, such as a novel piston type water gun for toys (application number: CN201610761813.1) disclosed in chinese patent literature, and comprises a shell and a water tank arranged on the shell; one side of the water tank is provided with a first valve, and one side of the first valve is provided with an air tank; a pressurizer is arranged on one side of the water tank, and a piston is arranged on one side of the pressurizer; an auxiliary push rod is arranged on one side of the piston, and a trigger is arranged on one side of the push rod; and a reset spring is arranged on one side of the trigger, and a second valve is arranged on one side of the reset spring. This squirt structure water tank suspension is on squirt shell upper portion, and after filling with water, the squirt quality is heavier, and less or younger children of strength when using, it is comparatively hard to grip. Moreover, the water gun realizes the injection of the water gun by breaking the trigger, the contact area between the trigger and the fingers of a human body is small, the fingers can feel painful in the reciprocating breaking process of the trigger, the fingers are easily damaged, and the hand feeling of the operation is greatly influenced.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, and provides a children toy water gun which can protect fingers from being damaged easily and has a far range.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a children's toy squirt, includes water storage part and outlet pipe way, its characterized in that, this children's toy squirt still include spray pipe and inside cavity and can kick-back by oneself press the bag, the spray pipe with press the bag and be linked together, it is linked together through outlet pipe way and water storage part to press the bag, it only can follow the one-way valve one that water storage part flow direction pressed the bag to be equipped with messenger water liquid on the outlet pipe way, be equipped with on the spray pipe and prevent that external gas from the spray pipe entering from pressing the check valve two of bag.

The pressing bag is hollow, so that water liquid can be stored in the pressing bag. When the pressing bag is pressed, the water liquid in the pressing bag can be extruded to the water spraying pipe for spraying. After the pressing bag rebounds automatically, negative pressure is formed in the pressing bag, and water in the water storage cavity of the wrist sleeve is sucked into the pressing bag through the water outlet pipeline for next spraying. The adoption is pressed the bag and is regarded as the power supply that the squirt sprayed, presses the bag and have flexibility and active area big, consequently can protect children's finger, uses for a long time and also can not produce painful sense, operates more comfortablely. When the pressing bag is pressed, the first check valve can prevent water liquid from flowing back to the water outlet pipeline, so that the range and the injection amount of the water gun are improved. Meanwhile, the water spray pipe is provided with the check valve II, after water liquid is sprayed out, the pressing bag can be prevented from rebounding automatically, gas is sucked into the pressing bag, and therefore the pressing bag can be guaranteed to be full of water liquid, and the range and the injection amount of the water gun are further improved.

In foretell children's toy squirt, the water storage part is including the wristlet that is the tube-shape, the wristlet has along the axial through-hole that runs through and this through-hole can supply the wristlet cover to locate on human wrist, the inside cavity of wristlet forms the water storage chamber, still be equipped with on the wristlet and carry out the negative pressure valve of tonifying qi to the water storage intracavity. When the wrist sleeve is used, the wrist sleeve is sleeved on the wrist of a human body, so that the palm does not bear the weight of the wrist sleeve, and the wrist sleeve can be easily held when being used by children with small strength or ages, and is convenient to operate by one hand. Along with water liquid in the wristlet flows out gradually, pressure in the wristlet can be reduced, and by arranging the negative pressure valve, when the pressure in the wristlet reaches a certain difference value with outside atmospheric pressure, the negative pressure valve can be opened, so that air is supplemented into the wristlet, negative pressure is prevented from being generated in the wristlet, the water liquid cannot be sucked into the pressing bag, the pressing bag is guaranteed to be full of water liquid when rebounding automatically, and the range and the injection amount of the water gun are increased.

In the toy water gun for children, the water outlet pipeline comprises a communicating pipe and a water outlet pipe located in the wrist sleeve water storage cavity, the water outlet end of the water outlet pipe is connected with the inlet of the first one-way valve, the water inlet end of the water outlet pipe is located at the bottom of the wrist sleeve water storage cavity, one end of the communicating pipe is connected with the outlet of the first one-way valve, and the other end of the communicating pipe is communicated with the pressing bag. In the process of rebounding of the pressing bag, water liquid in the water storage cavity sequentially flows through the water outlet pipe, the one-way valve I and the communicating pipe and then flows to the pressing bag. The water inlet end of the water outlet pipe is positioned at the bottom of the water storage cavity of the wrist sleeve, so that the water in the water storage cavity of the wrist sleeve can be completely discharged, and the utilization rate of the water in the water storage cavity of the wrist sleeve is improved.

In the toy water gun for children, the front end of the wrist sleeve is provided with a front end wall, and the one-way valve is connected to the front end wall of the wrist sleeve. The check valve is connected to the front end wall of the wrist sleeve, so that the check valve is conveniently connected with the pressing bag on the front side of the wrist sleeve through a pipeline, and the wrist sleeve is convenient to manufacture and compact in structure.

In the toy water gun for children, the top of the front end wall of the wrist sleeve is fixedly connected with the supporting piece, the pressing bag is located on the front side of the through hole of the wrist sleeve and is connected with the supporting piece, the second one-way valve is fixedly connected to the top surface of the supporting piece, and the water outlet end of the water spraying pipe is connected with the inlet of the second one-way valve. In the toy water gun, water of the water gun is directly sprayed out from an outlet of the one-way valve II. The second one-way valve is fixedly connected to the top surface of the supporting piece, so that the distance from the second one-way valve to the pressing bag can be shortened as far as possible on the premise that the second one-way valve is fixed, and the flow path of water in the pressing bag flowing to the second one-way valve is reduced, so that the range and the injection amount of the toy water gun are improved. The pressing bag is located on the front side of the through hole of the wrist sleeve, and when the wrist sleeve is sleeved on the wrist of a human body, the pressing bag is just located on the palm of the human body, so that the pressing bag is convenient to hold. Through setting up and pressing the support piece that the bag links to each other, support the location to the flexible bag of pressing for add water process and run the in-process, press the bag and can not throw at will, make and add water and water spray operation more convenient.

In foretell children's toy squirt, check valve two is including the outer cover that is the tube-shape and set up at the internal and can follow the check valve core of outer cover axial displacement of cover, the one end of outer cover has linked firmly water supply connector, and the other end of outer cover has linked firmly the nozzle, check valve core can be with water supply connector shutoff when moving towards water supply connector, be equipped with on the nozzle and block the structure that blocks that check valve core removed towards nozzle outlet direction. When the check valve sprays water outwards, the check valve core is pushed to move towards the nozzle direction and can be blocked by the blocking structure, so that the check valve core can be prevented from blocking the outlet of the nozzle, and smooth water spraying is ensured. And when pressing the bag and kick-backing by oneself, check valve core can move towards water supply connector direction, with the water supply connector shutoff, avoids in gaseous quilt inhales presses the bag to guarantee to press the bag and can both hold full water at every turn, promote the range and the jet output of toy squirt.

In the water gun for children, the blocking structure is a blocking strip fixedly connected to the inner end of the nozzle.

In foretell children's toy squirt, the top at the wristlet front end wall is connected to the negative pressure valve, the negative pressure valve is including being tube-shape and both ends open-ended outer barrel, the opening of outer barrel wherein one end is the air inlet, and the other end of outer barrel has linked firmly the supporting seat, be equipped with the gulp valve core that can follow outer barrel axial displacement in the outer barrel, be equipped with between gulp valve core and the supporting seat and make the gulp valve core have the elastic component that supports all the time and lean on the air inlet and with the air inlet shutoff. The resilient member is preferably a spring. Along with the water liquid in the wrist cover flows out gradually, the pressure in the wrist cover can be reduced, when the pressure in the wrist cover and the external atmospheric pressure reach a certain difference value, the spring can be compressed, the air inlet is opened, and the gas is supplemented into the water storage cavity through the negative pressure valve. When the pressure in the wrist sleeve is normal, the air inlet is always plugged by the air supply valve core under the action of the spring, so that water liquid is prevented from flowing out of the negative pressure valve. After the water gradually flows out of a part, the water does not exist at the top of the wrist sleeve, so that the negative pressure valve is connected to the top of the front end wall of the wrist sleeve, and the gas can be smoothly supplemented into the water storage cavity.

In foretell children's toy squirt, support piece is including being the connecting handle of bar and linking firmly the link at muffetee front end wall top, press the bag to connect the front end at the connecting handle, the rear end sliding connection of connecting handle just makes the connecting handle can the relative link back-and-forth movement on the link, check valve two links firmly on the top surface of link. The design can adjust the front and back positions of the pressing bag according to the sizes of palms of different children, so that the children with different sizes can operate conveniently when using the wrist type toy water gun.

In foretell children's toy squirt, the connection handle with press the bag to be rubber and make and integrated into one piece shaping, be equipped with inhalant canal and exhalant canal in the connection handle, inhalant canal's export and exhalant canal's entry all with press the bag and be linked together, the export of exhalant canal links to each other with the end of intaking of spray pipe, inhalant canal's entry links to each other with the play water end of communicating pipe. The pressing bag is flexible, is made of rubber and is integrally manufactured and formed with the connecting handle and the pressing bag, and the pressing bag is convenient to manufacture. In the process of integrally forming the connecting handle and the pressing bag, the water inlet channel and the water outlet channel can be formed simultaneously, and the manufacture is very convenient. And, set up water inlet channel and water outlet channel in the connection handle, can reduce near the water pipe of connection handle and lay, make compact structure, convenient assembling, make the flexible difficult influence that receives the water pipe and arrange of connection handle simultaneously, it is more convenient to adjust.

Compared with the prior art, the water gun for children has the advantages that:

1. when the wrist type toy water gun is used, the wristlet can be directly sleeved on the wrist of a human body for use, and the operation is very convenient.

2. This child's toy squirt has adopted the wristlet structure that is the tube-shape among the squirt, when using, locates the wristlet cover on human wrist, and the palm is when operating the toy squirt, and the weight of wristlet is not undertaken to the palm, consequently can the burden of greatly reduced palm, when using to the less or less children in age of strength, can promote the convenience of one-hand operation greatly.

3. This children's toy squirt adopts and presses the bag as the power supply that the squirt jetted, presses the bag and has flexibility and active area big, consequently can protect children's finger, uses for a long time and also can not produce painful sense, operates more comfortablely.

4. This children toy squirt is spraying when the operation, and the centre of a palm of human body is ascending, and the injection direction of check valve two also is the front side towards the muff, and this toy squirt makes things convenient for one-hand operation moreover, consequently can both hands wear this toy pistol respectively, and such design has imitated the spider knight-errant mode of spouting the silk and has carried out the injection of water liquid, can promote the enjoyment of playing, has great appeal to children, makes this children toy squirt have better market prospect.

Drawings

Fig. 1 is a partial perspective view of the present invention.

Fig. 2 is a perspective view of the water gun for children.

Fig. 3 is a cross-sectional view of the present child toy water gun.

Fig. 4 is an enlarged view at a in fig. 3.

Fig. 5 is a cross-sectional view of the water gun at a negative pressure valve.

Fig. 6 is a perspective view of the connection handle of the water gun for children.

Fig. 7 is a top view of a connection handle of the water gun for children.

Fig. 8 is a cross-sectional view a-a of fig. 7.

Fig. 9 is a sectional view of B-B in fig. 7.

In the figure, 1, a spray pipe; 2. pressing the bag; 3. a one-way valve I; 4. a second one-way valve; 41. an outer casing; 42. a check valve core; 43. a water inlet joint; 44. a nozzle; 45. a barrier strip; 5. a wrist cover; 51. a through hole; 52. a water storage cavity; 53. a front end wall; 54. a water filling port; 6. a negative pressure valve; 61. an outer cylinder; 62. an air inlet; 63. a supporting seat; 64. a gas supplementing valve core; 65. an elastic member; 7. a communicating pipe; 8. a water outlet pipe; 9. a support member; 91. a connecting handle; 911. a water inlet channel; 912. a water outlet channel; 92. a connecting frame; 10. and (5) adding a water cover.

Detailed Description

The following is a detailed embodiment of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to this embodiment.

As shown in fig. 1 and 2, the water gun for children comprises a second check valve 4, a water storage component, a water outlet pipeline, a water spray pipe 1 and a pressing bag 2 which is hollow inside and can rebound automatically, wherein the pressing bag 2 is communicated with the water storage component through the water outlet pipeline, the water outlet pipeline is provided with a first check valve 3 which enables water to flow to the pressing bag 2 from the water storage component, the water outlet end of the water spray pipe 1 is connected with an inlet of the second check valve 4, and the second check valve 4 can prevent outside air from entering the pressing bag 2 from the water spray pipe 1.

As shown in figures 2 and 3, the water storage component comprises a cylindrical wrist sleeve 5, the front end of the wrist sleeve 5 is provided with a front end wall 53, and the one-way valve I3 is connected to the front end wall 53 of the wrist sleeve 5. The wrist sleeve 5 is provided with a through hole 51 which penetrates along the axial direction, the through hole 51 can be used for sleeving the wrist sleeve 5 on the wrist of a human body, the inside of the wrist sleeve 5 is hollow to form a water storage cavity 52, and the wrist sleeve 5 is further provided with a negative pressure valve 6 which can supply air to the water storage cavity 52. In order to fix the pressing bag 2, a support member 9 is fixedly connected to the wrist strap 5, and the pressing bag 2 is located in front of the through hole 51 of the wrist strap 5 and connected to the support member 9. Specifically, the supporting member 9 includes a bar-shaped connecting handle 91 and a connecting frame 92 fixedly connected to the top of the front end wall 53 of the wrist strap 5, the pressing bag 2 is connected to the front end of the connecting handle 91, the rear end of the connecting handle 91 is slidably connected to the connecting frame 92 and enables the connecting handle 91 to move back and forth relative to the connecting frame 92, and the check valve two 4 is fixedly connected to the top surface of the connecting frame 92.

As shown in fig. 1 and 3, a water filling port 54 is formed on the outer wall of the bottom of the wrist sleeve 5, and a water filling cover 10 is covered on the water filling port 54. The water outlet pipeline comprises a communicating pipe 7 and a water outlet pipe 8 positioned in the water storage cavity 52 of the wrist sleeve 5, the water outlet end of the water outlet pipe 8 is connected with the inlet of the one-way valve 3, the water inlet end of the water outlet pipe 8 is positioned at the bottom of the water storage cavity 52 of the wrist sleeve 5, one end of the communicating pipe 7 is connected with the outlet of the one-way valve 3, and the other end of the communicating pipe 7 is communicated with the pressing bag 2. The water inlet end of the water outlet pipe 8 is positioned at the bottom of the water storage cavity 52 of the wrist sleeve 5, so that the water in the water storage cavity 52 of the wrist sleeve 5 can be completely discharged, and the utilization rate of the water in the water storage cavity 52 of the wrist sleeve 5 is improved.

As shown in fig. 4, the second check valve 4 includes a cylindrical outer sleeve 41 and a check valve spool 42 disposed in the outer sleeve 41 and capable of moving along the axial direction of the outer sleeve 41, one end of the outer sleeve 41 is fixedly connected to a water inlet joint 43, the other end of the outer sleeve 41 is fixedly connected to a nozzle 44, the check valve spool 42 can block the water inlet joint 43 when moving towards the water inlet joint 43, the nozzle 44 is provided with a blocking structure capable of blocking the check valve spool 42 from moving towards the outlet of the nozzle 44, and the blocking structure is a blocking strip 45 fixedly connected to the inner end of the nozzle 44. When the second check valve 4 sprays water outwards, the check valve core 42 is pushed to move towards the nozzle 44, and is blocked by the blocking structure, so that the check valve core 42 is prevented from blocking the outlet of the nozzle 44, and smooth water spraying is ensured. And when pressing bag 2 to kick-back by oneself, check valve core 42 can move towards water supply connector 43 direction, with water supply connector 43 shutoff, avoid in gaseous being inhaled presses bag 2 to guarantee to press bag 2 and can both hold full water at every turn, promote the range and the jet output of toy squirt. In this embodiment, the structure of the first check valve 3 and the second check valve 4 is the same, and will not be described redundantly. Of course, the first check valve 3 and the second check valve 4 can adopt other check valve structures, such as a diaphragm type check valve.

Alternatively, the blocking structure may be a limit protrusion connected to the inner wall of the outer casing 41, and when the check valve II 4 sprays water, the limit protrusion can abut against the check valve core 42 to block the check valve core 42 from moving toward the outlet of the nozzle 44.

As shown in fig. 5, the negative pressure valve 6 is connected to the top of the front end wall 53 of the wrist strap 5, the negative pressure valve 6 includes an outer cylinder 61 having a cylindrical shape and two open ends, the opening at one end of the outer cylinder 61 is an air inlet 62, the other end of the outer cylinder 61 is fixedly connected to a support base 63, an air supply valve core 64 capable of moving axially along the outer cylinder 61 is arranged in the outer cylinder 61, and an elastic member 65 for making the air supply valve core 64 always abut against the air inlet 62 and blocking the air inlet 62 is arranged between the air supply valve core 64 and the support base 63. The elastic member 65 is preferably a spring. Along with the water liquid in the oversleeve 5 flows gradually, 5 internal pressure of oversleeve can reduce, and when 5 internal pressure of oversleeve and external atmospheric pressure reachd certain difference, the spring can be compressed, makes air inlet 62 open, and gas mends in the water storage chamber 52 through negative pressure valve 6, can avoid producing the negative pressure in the oversleeve 5 like this and lead to water liquid can't be inhaled in pressing the bag 2, can hold full water liquid when guaranteeing to press bag 2 to kick-back by oneself to this promotes the range and the jet output of squirt. When the pressure in the wrist sleeve 5 is normal, the air inlet 62 is always sealed by the air compensating valve core 64 under the action of the spring, so that water liquid is prevented from flowing out of the negative pressure valve 6. After the water gradually flows out of a part, no water exists at the top of the wrist sleeve 5, so that the negative pressure valve 6 is connected to the top of the front end wall 53 of the wrist sleeve 5, and the gas can be smoothly supplemented into the water storage cavity 52.

As shown in fig. 6 to 9, the connecting handle 91 and the pressing bag 2 are made of rubber and are integrally formed, a water inlet channel 911 and a water outlet channel 912 are arranged in the connecting handle 91, an outlet of the water inlet channel 911 and an inlet of the water outlet channel 912 are both communicated with the pressing bag 2, an outlet of the water outlet channel 912 is connected with a water inlet end of the water spray pipe 1, and an inlet of the water inlet channel 911 is connected with a water outlet end of the communicating pipe 7. In the process of integrally forming the connecting handle 91 and the pressing bag 2, the water inlet channel 911 and the water outlet channel 912 can be formed at the same time, and the manufacture is very convenient. Moreover, a water inlet channel 911 and a water outlet channel 912 are arranged in the connecting handle 91, so that the arrangement of water pipes near the connecting handle 91 can be reduced, the structure is compact, the assembly is convenient, meanwhile, the expansion and contraction of the connecting handle 91 are not easily influenced by the arrangement of the water pipes, and the adjustment is more convenient.

When the toy water gun for children is used, the wristlet 5 is sleeved on the wrist of a human body, the pressing bag 2 is held in the palm of the human body, and when the pressing bag 2 is pressed, water in the pressing bag 2 is sprayed out through the water outlet channel 912, the water spraying pipe 1 and the check valve II 4 in sequence. After the pressing bag 2 rebounds, negative pressure is formed in the pressing bag 2, and water in the water storage cavity 52 of the wrist sleeve 5 is sucked into the pressing bag 2 through the water outlet pipe 8, the one-way valve I3, the communicating pipe 7 and the water inlet channel 911 in sequence for next injection.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although 1, sprinkler tubing is used more herein; 2. pressing the bag; 3. a one-way valve I; 4. a second one-way valve; 41. an outer casing; 42. a check valve core; 43. a water inlet joint; 44. a nozzle; 45. a barrier strip; 5. a wrist cover; 51. a through hole; 52. a water storage cavity; 53. a front end wall; 54. a water filling port; 6. a negative pressure valve; 61. an outer cylinder; 62. an air inlet; 63. a supporting seat; 64. a gas supplementing valve core; 65. an elastic member; 7. a communicating pipe; 8. a water outlet pipe; 9. a support member; 91. a connecting handle; 911. a water inlet channel; 912. a water outlet channel; 92. a connecting frame; 10. water caps, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides a children's toy squirt, includes water storage part and outlet pipe way, its characterized in that, this children's toy squirt still include spray pipe (1) and inside cavity and can kick-back by oneself press bag (2), spray pipe (1) with press bag (2) and be linked together, press bag (2) and be linked together through outlet pipe way and water storage part, it only can follow one-way valve (3) that water storage part flow direction pressed bag (2) to be equipped with messenger's water liquid on the outlet pipe way, be equipped with on spray pipe (1) and prevent that external gas from getting into two (4) of check valve pressing bag (2) from spray pipe (1).

2. The water gun as claimed in claim 1, wherein the water storage component includes a cylindrical wrist sleeve (5), the wrist sleeve (5) has a through hole (51) passing through axially, the through hole (51) allows the wrist sleeve (5) to be sleeved on the wrist of the human body, the wrist sleeve (5) is hollow to form a water storage cavity (52), and the wrist sleeve (5) is further provided with a negative pressure valve (6) capable of supplying air into the water storage cavity (52).

3. The children toy water gun according to claim 2, wherein the water outlet pipeline comprises a communication pipe (7) and a water outlet pipe (8) located in the water storage cavity (52) of the wrist sleeve (5), the water outlet end of the water outlet pipe (8) is connected with the inlet of the one-way valve I (3), the water inlet end of the water outlet pipe (8) is located at the bottom of the water storage cavity (52) of the wrist sleeve (5), one end of the communication pipe (7) is connected with the outlet of the one-way valve I (3), and the other end of the communication pipe (7) is communicated with the pressing bag (2).

4. A child water gun as claimed in claim 2 or 3, wherein the front end of the wrist sleeve (5) has a front end wall (53), and the first one-way valve (3) is connected to the front end wall (53) of the wrist sleeve (5).

5. The children's toy water gun as claimed in claim 4, wherein the top of the front end wall (53) of the wrist sleeve (5) is fixedly connected with a support member (9), the pressing bag (2) is located in front of the through hole (51) of the wrist sleeve (5) and connected with the support member (9), the second check valve (4) is fixedly connected with the top surface of the support member (9), and the water outlet end of the water spraying pipe (1) is connected with the inlet of the second check valve (4).

6. The water gun as claimed in claim 1, 2 or 3, wherein the second check valve (4) includes a cylindrical outer sleeve (41) and a check valve core (42) disposed inside the outer sleeve (41) and capable of moving axially along the outer sleeve (41), one end of the outer sleeve (41) is fixedly connected to a water inlet joint (43), the other end of the outer sleeve (41) is fixedly connected to a nozzle (44), the check valve core (42) can block the water inlet joint (43) when moving towards the water inlet joint (43), and the nozzle (44) is provided with a blocking structure capable of blocking the check valve core (42) from moving towards an outlet of the nozzle (44).

7. A child water gun as claimed in claim 6, wherein said blocking structure is a blocking strip (45) attached to an inner end of the nozzle (44).

8. The water gun as claimed in claim 4, wherein the negative pressure valve (6) is connected to the top of the front end wall (53) of the wrist sleeve (5), the negative pressure valve (6) includes an outer cylinder (61) which is cylindrical and has two open ends, the opening of one end of the outer cylinder (61) is an air inlet (62), the other end of the outer cylinder (61) is fixedly connected with a support seat (63), an air supplement valve core (64) which can move axially along the outer cylinder (61) is arranged in the outer cylinder (61), and an elastic member (65) which enables the air supplement valve core (64) to always abut against the air inlet (62) and block the air inlet (62) is arranged between the air supplement valve core (64) and the support seat (63).

9. The children's toy water gun as claimed in claim 5, wherein the supporting member (9) includes a bar-shaped connection handle (91) and a connection frame (92) fixedly connected to the top of the front end wall (53) of the wrist strap (5), the pressing bag (2) is connected to the front end of the connection handle (91), the rear end of the connection handle (91) is slidably connected to the connection frame (92) and enables the connection handle (91) to move back and forth relative to the connection frame (92), and the second check valve (4) is fixedly connected to the top surface of the connection frame (92).

10. The water gun as claimed in claim 9, wherein the connection handle (91) and the pressing bag (2) are made of rubber and are integrally formed, a water inlet channel (911) and a water outlet channel (912) are arranged in the connection handle (91), an outlet of the water inlet channel (911) and an inlet of the water outlet channel (912) are both communicated with the pressing bag (2), an outlet of the water outlet channel (912) is connected with a water inlet end of the water spray pipe (1), and an inlet of the water inlet channel (911) is connected with a water outlet end of the communicating pipe (7).

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