CN219265120U - Water gun wave box with clutch structure - Google Patents

Abstract

The utility model provides a water gun wave box with a clutch structure, which comprises a shell, a driving group and a sealing cylinder which are arranged in the shell, and a piston which is controlled by the driving group to elastically move and connected in the sealing cylinder, and further comprises a clutch structure, wherein the clutch structure comprises a first clutch piece, a second clutch piece and an elastic ring, the first clutch piece and the second clutch piece are respectively fixed on the piston and an external shell, the first clutch piece comprises a main body plate, a groove which is arranged in the same direction as the moving direction of the piston and a clamping block which is arranged in a way of intersecting with the groove are arranged on the main body plate, the elastic ring is clamped on the clamping block, and a sliding block is arranged on the second clutch piece in a protruding mode, is positioned in the elastic ring and can be connected in the groove in a sliding mode. The water gun wave box with the clutch structure provided by the utility model can ensure that the piston can still continuously and stably work when being extruded by external force, and is not easy to be blocked.

Description

Water gun wave box with clutch structure

Technical Field

The utility model relates to the technical field of toy water guns, in particular to a water gun wave box with a clutch structure.

Background

At present, an electric water gun wave box in the market generally adopts a pneumatic structure, and drives a piston to reciprocate in a sealing cylinder through the transmission of a motor and a gear chain, so that automatic water pumping and water injection are realized. However, the piston of the conventional pneumatic wave box may be jammed under the condition of external force extrusion, etc., which is disadvantageous for continuous, stable and safe operation of the wave box, and thus it is necessary to provide a water gun wave box with a clutch structure, which is not easily jammed even if external force extrusion exists.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a water gun wave box with a clutch structure, and aims to solve the problem that a piston of a pneumatic wave box in the prior art is possibly blocked under the conditions of external force extrusion and the like.

In order to achieve the above-mentioned purpose, the present utility model provides a water gun wave box with a clutch structure, which comprises a housing, a driving group and a sealing cylinder installed in the housing, and a piston controlled by the driving group to elastically move and connected in the sealing cylinder, and further comprises a clutch structure, wherein the clutch structure comprises a first clutch member, a second clutch member and an elastic ring, the first clutch member and the second clutch member are respectively fixed on the piston and the outer housing, the first clutch member comprises a main body plate, a groove arranged in the same direction as the moving direction of the piston and a clamping block intersecting with the groove are arranged on the main body plate, the clamping block is clamped with the elastic ring, and the second clutch member is provided with a sliding block in a protruding manner, and the sliding block is positioned in the elastic ring and can be slidably connected in the groove.

As a preferable scheme, two first fixing columns are respectively arranged on the outer walls of two opposite sides of the piston in a protruding mode at intervals, wherein the first fixing columns on one side are fixed with the first clutch piece or the second clutch piece, and the first fixing columns on the other side are connected in the shell in a sliding mode.

Preferably, the first clutch member or the second clutch member is provided with two second fixing columns at positions corresponding to the two first fixing columns, and the second fixing columns are connected in the first fixing columns in a plugging manner.

As a preferable scheme, a positioning block is further arranged between the two second fixing columns, and the positioning block is clamped between the two first fixing columns.

As a preferred scheme, the fixture block comprises two clamping blocks which are arranged in a deviating way, each clamping block is provided with a clamping interface, the distance between the two clamping interfaces is larger than or equal to the natural length of the elastic ring, and the elastic ring is clamped between the two clamping interfaces.

As a preferable scheme, the shell comprises a first shell and a second shell which are detachably connected, a connecting groove is formed in the inner wall of the first shell at a position corresponding to a first fixed column on one side of the piston, and the first fixed column is movably connected in the connecting groove; the outer wall of the second shell is provided with a connecting hole at a position corresponding to the first fixing column at the other side of the piston, and the first fixing column is movably connected in the connecting hole.

Preferably, the driving set comprises a motor and a gear set, the motor is fixed in the shell, the gear set is in transmission connection between the motor and the piston, an end tooth of the gear set connected with the piston is provided with a tooth-missing gear, and the tooth-missing gear is detachably meshed with the piston.

Preferably, the gear set further comprises a non-return assembly, and the non-return assembly comprises a ratchet wheel fixed on one gear of the gear set and a pawl fixed in the shell corresponding to the ratchet wheel and meshed with the ratchet wheel.

As the preferred scheme, be provided with first cavity and the second cavity of intercommunication in the seal tube, be connected with in the first cavity the tip of piston, the second cavity includes water storage chamber, connecting chamber, water inlet and delivery port, the water storage chamber passes through delivery port and external intercommunication, the connecting chamber passes through water inlet and external water source intercommunication, just install a check valve in the connecting chamber, the connecting chamber pass through a through-hole with the water storage chamber intercommunication.

As the preferable scheme, the check valve comprises a sealing ring and a movable main body which is convexly arranged on the central axis of the sealing ring, the sealing ring is connected with the inner wall of the connecting cavity in a sealing way, and the movable main body is controlled to be in contact with or separated from the end wall of the water inlet.

Therefore, according to the technical means of the present utility model, the following brief description of the efficacy can be obtained by the present utility model: according to the water gun wave box with the clutch structure, the clutch structure is arranged between the piston and the outer shell, so that the first clutch piece and the second clutch piece are respectively fixed with the piston and the outer shell, meanwhile, the elastic ring is clamped in the first clutch piece, the second clutch piece is slidably connected with the first clutch piece in the elastic ring, when the water gun wave box is not interfered by external force, the piston can normally reciprocate to work, when the water gun wave box is extruded by external force, the second clutch piece is forced to fit in the first clutch piece, and slides relatively with the first clutch piece in the elastic ring along with the movement of the piston, so that the piston can still continuously and stably work when being extruded by external force, and is not easy to clamp.

Drawings

Fig. 1 is a schematic view of a water gun box according to an embodiment of the present utility model.

Fig. 2 is an exploded view of the wave box of the water gun of fig. 1.

Fig. 3 is a schematic view of the drive-group, seal cartridge, piston and clutch arrangement of fig. 2.

Fig. 4 is an internal schematic view of the wave box of the water gun of fig. 1.

Fig. 5 is an internal schematic view of the clutch structure of fig. 1 coupled to a piston.

In the figure: 10-a housing; 11-a first housing; 111-connecting grooves; 12-a second housing; 121-connecting holes; 20-drive group; 21-an electric motor; 22-gear set; 221-a tooth-missing gear; 222-a backstop assembly; 2221-ratchet; 2222-pawl; 30-sealing the cylinder; 31-a first cavity; 32-a second cavity; 321-a water storage cavity; 322-connecting the cavity; 323-water inlet; 324-water outlet; 325-through holes; 33-a one-way valve; 331-a sealing ring; 332-a movable body; 40-piston; 41-a first fixing column; 42-ladder teeth; 43-sealing head; 50-springs; 60-clutch structure; 61-a first clutch; 611-a body plate; 6111-grooves; 6112-clamping blocks; 6113-card interface; 612-a second fixing post; 613-positioning blocks; 62-a second clutch; 621-sliding blocks; 63-elastic ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. The connections shown in the drawings are for clarity of description only and are not limiting in terms of connections.

It should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like are used in describing the present utility model with respect to directions or positional relationships shown in the drawings, and are merely for convenience of description and to simplify the description, but do not denote that the apparatus or element to be referred to must have a particular direction or positional relationship, and thus should not be construed as limiting the present utility model. It should be noted that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. It is to be understood that the terms "first," "second," and the like are merely used for convenience in describing the embodiments of the present utility model and are not to be construed as limiting the utility model, as the means or elements referred to must have a particular order. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 5, the present embodiment provides a water gun case 1 with a clutch structure, which includes a housing 10, a driving set 20 and a sealing cylinder 30 installed in the housing 10, a piston 40 elastically moving and connected in the sealing cylinder 30 under the control of the driving set 20, a spring 50 connected between the piston 40 and an inner wall of the housing 10, and a clutch structure 60 installed between the piston 40 and an outer housing.

The housing 10 includes a first housing 11 and a second housing 12 that are detachably connected, and in this embodiment, the first housing 11 and the second housing 12 are detachably connected by means of a snap connection. Wherein, the inner wall of the first shell 11 is provided with a connecting groove 111 at a position corresponding to the piston 40, and a part of the piston 40 is connected in the connecting groove 111 in a moving way; the outer wall of the second housing 12 is provided with a connection hole 121 at a position corresponding to the piston 40, and another part of the piston 40 is connected to the connection hole 121 in a movable manner. It will be appreciated that the connection groove 111 and the connection hole 121, which are respectively movably connected to the piston 40, are provided in the housing 10, so as to limit the movement position and direction of the piston 40, and also ensure that the piston 40 moves more stably in the housing 10. In other embodiments of the present utility model, the housing 10 may be an integrally formed structure, or may be detachably connected between the first housing 11 and the second housing 12 by a bolt connection, a magnetic connection, a male-female mating connection, or the like.

The driving set 20 comprises a motor 21 and a gear set 22, wherein the motor 21 is fixed in the shell 10, and the gear set 22 is connected between the motor 21 and the piston 40 in a transmission manner and is used for transmitting the rotation moment of the motor 21 to the piston 40 so as to drive the piston 40 to move. It will be appreciated that the end teeth of the gear set 22, which are connected to the piston 40, are provided with a hypocrete gear 221, the hypocrete gear 221 being in releasable engagement with the piston 40. In this embodiment, the gear set 22 further includes a non-return assembly 222, and the non-return assembly 222 includes a ratchet wheel 2221 fixed to one of the gears of the gear set 22, and a pawl 2222 fixed to the housing 10 corresponding to the ratchet wheel 2221 and engaged with the ratchet wheel 2221. The check assembly 222 is used to limit the rotational direction of the gear set 22 to prevent damage from reversing. In other embodiments of the utility model, the non-return assembly 222 may not be provided on the gear set 22.

A first cavity 31 and a second cavity 32 are provided in the seal cartridge 30 in communication, wherein an end of the piston 40 is connected to the first cavity 31. The second cavity 32 comprises a water storage cavity 321, a connecting cavity 322, a water inlet 323 and a water outlet 324, wherein the water storage cavity 321 is communicated with the first cavity 31 and is communicated with the outside through the water outlet 324, the connecting cavity 322 is communicated with an external water source through the water inlet 323, a one-way valve 33 is arranged in the connecting cavity 322, and the connecting cavity 322 is communicated with the water storage cavity 321 through a through hole 325. It should be noted that a check valve (not shown) is also connected to the water outlet 324, and the check valve cooperates with the check valve 33 in the connection cavity 322 to pump and jet water.

It will be appreciated that the check valve 33 includes a sealing ring 331 and a movable body 332 protruding on the axis of the sealing ring 331, the sealing ring 331 is sealingly connected to the inner wall of the connecting cavity 322, and the movable body 332 is controlled to abut against or separate from the end wall of the water inlet 324.

Two first fixing columns 41 are respectively arranged on the outer walls of two opposite sides of the piston 40 in a protruding mode, wherein the first fixing column 41 on one side is connected in the connecting hole 121 in a sliding mode and is fixed with the clutch structure 60, and the first fixing column 41 on the other side is connected in the connecting groove 111 in a sliding mode.

The piston 40 is further provided with a step tooth 42 and a sealing head 43, the step tooth 42 being meshably connected to the tooth missing gear 221 for cooperating with the spring 50 to urge the piston 40 to reciprocate within the housing 10. The sealing head 43 is sealingly connected within the first cavity 31 and reciprocates within the first cavity 31 with the piston 40. It will be appreciated that the sealing head 43 cooperates with the one-way valve 33 and the one-way valve on the water outlet 324 to form a sealed space within the water storage chamber 321. When the piston 40 is driven by the gear set 22 to drive the sealing head 43 to move backwards, vacuum is formed in the water storage cavity 321, and at the moment, the movable body 332 is forced to move to be separated from the end wall of the water inlet 323, so that the water source can enter the water storage cavity 321 through the water inlet 323, the connecting cavity 322 and the through hole 325 in sequence; when the piston 40 is driven by the spring 50 to drive the sealing head 43 to move forward, the movable body 332 is forced to move to abut against the end wall of the water inlet 323 to block the water inlet 323 and the water storage cavity 321, and at this time, the one-way valve on the water outlet 324 is opened, so that the water source in the water storage cavity 321 can be ejected out through the water outlet 324.

The clutch structure 60 includes a first clutch member 61, a second clutch member 62, and an elastic ring 63. In this embodiment, the first clutch member 61 is fixed to the piston 40, and the second clutch member 62 is fixed to the outer housing. The first clutch member 61 includes a main body plate 611, a second fixing column 612 and a positioning block 613, wherein the main body plate 611 is arranged outside the housing 10, and a groove 6111 arranged in the same direction as the moving direction of the piston 40 and a clamping block arranged to intersect the groove 6111 are arranged on the main body plate 611. The groove 6111 is used to achieve a relatively slidable connection between the first clutch 61 and the second clutch 62; the clamping block comprises two clamping blocks 6112 which are arranged in a deviating way, each clamping block 6112 is provided with a clamping interface 6113, and the distance between the two clamping interfaces 6113 is larger than or equal to the natural length of the elastic ring 63, so that the elastic ring 63 can be clamped between the two clamping interfaces 6113 relatively stably.

The number of the second fixing columns 612 is the same as that of the first fixing columns 41, the two second fixing columns 612 are respectively arranged corresponding to the positions of the two first fixing columns 41, and the two second fixing columns 612 are respectively connected in the two first fixing columns 41 in an inserting way and are used for fixedly connecting the first clutch piece 61 and the piston 40. The positioning block 613 is disposed between the two second fixing columns 612, and when the second fixing columns 612 are connected with the first positioning columns 41, the positioning block 613 is clamped between the two first fixing columns 41, so as to play a role of positioning and limiting.

The second clutch member 62 has a slider 621 protruding therefrom, and the slider 621 is disposed in the elastic ring 63 and slidably connected to the groove 6111. In another embodiment of the present utility model, the first clutch member 61 may be fixed to the outer housing, and at this time, the second clutch member 62 is provided with a second fixing post 612 that is inserted into and connected to the first fixing post 41, so that the second clutch member 62 is fixed to the piston 40. The second clutch member 62 may also be integrally formed directly with the outer housing, which is provided with a slider 621 at a position opposite to the recess 6111. The first clutch member 61 (or the second clutch member 62) may not be provided with the positioning block 613.

It should be noted that, when the hydraulic giant wave box is extruded by an external force, the clutch structure 60 can make the piston 40 continuously and stably move under the interference of the external force, so as to reduce the jamming condition. Specifically, when the water gun wave box is extruded by an external force, the sliding block 621 is in fit connection with the groove 6111, if the water gun wave box is in a working state, the main body plate 611 and the elastic ring 63 reciprocate on the housing 10 along with the piston 40, at this time, the sliding block 621 slides reciprocally in the groove 6111, in the process, the elastic ring 63 is pulled by the sliding block 621 to stretch and then elastically recover, so as to eliminate the influence of the external force, so that the piston 40 can reciprocate and is not easy to be blocked.

For clarity, certain features of the utility model that are described in the context of separate embodiments may also be provided in combination in a single embodiment. Furthermore, the various features of the utility model which are described in the context of a single embodiment may also be used in combination in a subcombination, alone or in any suitable manner.

Claims (10)

1. The utility model provides a squirt wave case with separation and reunion structure, includes the casing, install in drive group and seal drum in the casing, and receive drive group control elasticity remove connect in piston in the seal drum, a serial communication port, still include separation and reunion structure, separation and reunion structure includes first clutch, second clutch and elastic ring, first clutch with the second clutch is fixed in respectively on piston and the outside casing, just first clutch includes the main part board, be provided with on the main part board with the recess that the direction of movement of piston syntropy set up, with the fixture block that the recess intersects the setting, the joint has on the fixture block the elastic ring, the protruding slider that stretches on the second clutch, the slider is located in the elastic ring and but sliding connection in the recess.

2. The water gun wave box with the clutch structure according to claim 1, wherein two first fixing columns are respectively arranged on the outer walls of two opposite sides of the piston in a protruding mode at intervals, the first fixing column located on one side is fixed with the first clutch piece or the second clutch piece, and the first fixing column located on the other side is connected in the shell in a sliding mode.

3. The water gun wave box with the clutch structure as set forth in claim 2, wherein two second fixing columns are provided on the first clutch member or the second clutch member at positions corresponding to the two first fixing columns, and the second fixing columns are connected in the first fixing columns in a plugging manner.

4. The water gun wave box with the clutch structure as set forth in claim 3, wherein a positioning block is further arranged between the two second fixing columns, and the positioning block is clamped between the two first fixing columns.

5. The water gun wave box with the clutch structure according to claim 1, wherein the clamping block comprises two clamping blocks which are arranged in a deviating mode, each clamping block is provided with a clamping interface, the distance between the two clamping interfaces is larger than or equal to the natural length of the elastic ring, and the elastic ring is clamped between the two clamping interfaces.

6. The water gun wave box with the clutch structure according to claim 2, wherein the shell comprises a first shell and a second shell which are detachably connected, a connecting groove is formed in the inner wall of the first shell at a position corresponding to a first fixed column on one side of the piston, and the first fixed column is movably connected in the connecting groove; the outer wall of the second shell is provided with a connecting hole at a position corresponding to the first fixing column at the other side of the piston, and the first fixing column is movably connected in the connecting hole.

7. A water gun housing having a clutch structure as claimed in any one of claims 1 to 6, wherein the drive train includes a motor and a gear set, the motor being secured within the housing, the gear set being drivingly connected between the motor and the piston, and end teeth of the gear set connected to the piston being provided with a tooth missing gear, the tooth missing gear being detachably engaged with the piston.

8. The water gun housing having a clutch structure as recited in claim 7, wherein said gear set further includes a backstop assembly including a ratchet wheel secured to one of said gears of said gear set and a pawl secured within said housing in correspondence with said ratchet wheel and engaged with said ratchet wheel.

9. The water gun case with clutch structure according to any one of claims 1-6, wherein a first cavity and a second cavity are arranged in the sealing cylinder, the end part of the piston is connected in the first cavity, the second cavity comprises a water storage cavity, a connecting cavity, a water inlet and a water outlet, the water storage cavity is communicated with the outside through the water outlet, the connecting cavity is communicated with an external water source through the water inlet, a one-way valve is arranged in the connecting cavity, and the connecting cavity is communicated with the water storage cavity through a through hole.

10. The water gun wave box with a clutch structure as set forth in claim 9, wherein the one-way valve comprises a sealing ring and a movable body protruding on a central axis of the sealing ring, the sealing ring is connected to an inner wall of the connecting cavity in a sealing manner, and the movable body is controlled to be abutted or separated from an end wall of the water inlet.

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