CN211160312U

CN211160312U - Spray gun assembly, liquid spraying device and cleaning device thereof

Info

Publication number: CN211160312U
Application number: CN201921662308.7U
Authority: CN
Inventors: 刘维东
Original assignee: Fulaerong Suzhou Electric Appliance Co ltd
Current assignee: Fulaerong Suzhou Electric Appliance Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-08-04
Anticipated expiration: 2029-10-08

Abstract

The present case is a spray gun subassembly, hydrojet device and cleaning device thereof, includes: spray gun body, water pump, rivers control valve, micro-gap switch, trigger, battery package subassembly, connector subassembly, wherein, the import of water pump and the inlet intercommunication of spray gun body, the export of water pump and the liquid outlet intercommunication of spray gun body, the connector subassembly is connected the liquid outlet of spray gun body, connector subassembly include each other can lock the first connector of connection or dismantlement, second connector, and first connector includes hollow first connector body, ejector pin, and the ejector pin passes through ejector pin limit nut spiro union at the mode of first connector body one end and connects at first connector body internally through elastic component elastic connection, and first connector has two at least spacing lugs outside this body, and the second connector has the spout that corresponds two at least spacing lugs respectively and two at least bayonets that are used for two at least spacing lugs of joint. The present case is used nimble convenient for the application scope of spray gun subassembly is wider.

Description

Spray gun assembly, liquid spraying device and cleaning device thereof

Technical Field

The utility model relates to an electronic spray gun field, in particular to spray gun subassembly, hydrojet device and cleaning device thereof.

Background

An electric spray gun is an electric tool for spraying various kinds of low-viscosity liquids. The lithium battery power supply is adopted to drive the water pump device, so that the liquid is pumped from the container. Meanwhile, high pressure is formed, and the high-pressure spray is sprayed and atomized at high speed by a nozzle and attached to the surface of an object to finish the spraying process. However, its function is limited to spraying and sprinkling liquid, and it cannot be used in combination with some other liquid-sprinkling apparatuses and cleaning apparatuses thereof.

The existing connectors for liquid are generally complex in connection mode, insufficient in sealing performance, and capable of generating water leakage and the like, so that the connectors are not suitable for being used on an electric spray gun, the spray gun device is combined with other liquid spraying devices and cleaning devices thereof to be used, and the application range of the spray device is limited.

SUMMERY OF THE UTILITY MODEL

For overcoming the deficiencies of the prior art, the utility model aims at providing a can realize the function of high-speed joint or split, effectively prevent spray gun subassembly, hydrojet device and cleaning device of weeping.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

a spray gun assembly comprising: a spray gun body, a water pump, a water flow control valve, a microswitch, a trigger, a battery pack assembly and a connecting head assembly, wherein the inlet of the water pump is communicated with the liquid inlet of the spray gun body, the outlet of the water pump is communicated with the liquid outlet of the spray gun body, the connector assembly is connected with the liquid outlet of the spray gun body and comprises a first connector and a second connector which can be locked and connected or disassembled mutually, the first connector comprises a hollow first connector body and a mandril, the mandril is elastically connected in the first connector body through an elastic component in a mode of being screwed at one end of the first connector body through a mandril limit nut, the first connector body is externally provided with at least two limiting lugs, and the second connector is provided with a sliding groove corresponding to the at least two limiting lugs respectively and at least two bayonets used for clamping the at least two limiting lugs.

Preferably, the spray gun assembly further comprises a locking mechanism for locking the locking projection to the slide groove, wherein the locking mechanism is configured to lock the slide groove to the slide groove.

Preferably, the spray gun assembly further comprises a plurality of slide grooves, wherein the slide grooves are arranged in the at least two slide grooves.

Preferably, the spray gun assembly is characterized in that the limiting projection slides to the sliding groove and then rotates 30-90 degrees along the first direction to reach the access position, one end of the inserted ejector rod is pressed in the second connector, and the other end of the inserted ejector rod is stressed on the elastic component so that the limiting projection is limited at the locking position.

Preferably, the spray gun assembly further comprises a locking step between the locking position and the access position.

Preferably, the spray gun assembly is characterized in that a shell is arranged on the periphery of the first connector body.

Preferably, the spray gun assembly, wherein a first groove is arranged on the periphery of the ejector rod, and a first sealing ring is arranged in the first groove; and a second groove is formed in the periphery of the first connector body, and a second sealing ring is arranged in the second groove.

Preferably, the spray gun assembly, wherein the outer end of the first connector body or the second connector body is connected with a liquid spraying pipe, and/or the liquid inlet of the spray gun body is connected with a water tank, and the water tank is further provided with an elastic mesh bag, a hook on the strap, a hook on the spray gun, and a hook under the strap.

The present case still provides a liquid spray device, include as above spray gun subassembly, link bar subassembly, nozzle assembly one end is connected link bar subassembly one end, the link bar subassembly other end is through having the link bar joint according to, the link bar joint can with first connector or second connector are locked each other and are connected or dismantle.

The cleaning device comprises the liquid spraying device and a cleaning assembly, wherein the cleaning assembly is connected to the other end of the nozzle assembly.

The beneficial effect of present case: according to the spray gun assembly, a trigger is adopted to drive a microswitch to move to trigger a valve to be closed, a battery pack assembly is intermittently and continuously powered to drive a water pump to work, after the battery pack assembly is connected to a connector assembly, a first connector is linearly inserted into a second connector to be locked by a rotating angle, a mandril jacks the second connector to be communicated with a liquid outlet, the second connector is rotated by a certain angle to be quickly locked, and liquid can flow out of the first connector through a hollow first connector body; when the spray gun assembly is disassembled, the first connector is pushed towards the second connector, the limiting lug is returned to the access position and reversely rotated, the first connector and the second connector can be separated, the spray gun assembly can be connected to other equipment needing liquid at the moment, the equipment can be disassembled and connected for use at will only by installing the second connector or the first connector matched with the first connector or the second connector, the use is flexible and convenient, and the application range of the spray gun assembly is wider.

Drawings

FIG. 1 is a schematic cross-sectional view of a spray gun assembly according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a first connector in a spray gun assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of a liquid spraying apparatus according to an embodiment of the present invention;

fig. 4 is a schematic view of a cleaning device according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

As shown in fig. 1-2, a spray gun assembly 100 includes: the spray gun comprises a spray gun body 1, a water pump 2, a water flow control valve 3, a microswitch 4, a trigger 5, a battery pack assembly 6 and a connector assembly 7, wherein the inlet of the water pump 2 is communicated with the liquid inlet of the spray gun body 1, the outlet of the water pump 2 is communicated with the liquid outlet of the spray gun body 1,

connector subassembly 7 is connected the liquid outlet of spray gun body 1, connector subassembly 7 is including first connector 71, the second connector 72 that can lock each other and connect or dismantle, first connector 71 includes hollow first connector body 711, ejector pin 712, and ejector pin 712 passes through ejector pin limit nut 713 spiro union in the mode of first connector body 711 one end through elastic component 714 elastic connection in first connector body 711, first connector body 711 has two at least spacing lugs 715 outward, and second connector 72 has the spout 721 that corresponds two at least spacing lugs 715 respectively and two at least bayonets 722 that are used for two at least spacing lugs 715 of joint.

The spray gun assembly 100 has the working principle that a trigger 5 drives a microswitch 4 to move to trigger a valve to be closed, a battery pack assembly 6 is powered intermittently and continuously to drive a water pump 2 to work, after the connector assembly 7 is connected, a first connector 71 is inserted into a second connector 72 linearly to be locked by a rotating angle, a mandril 712 props open the second connector 72 to be communicated with a liquid outlet, the second connector 72 can be locked quickly by rotating a certain angle, and liquid can flow out of the first connector 71 through a hollow first connector body 711; when the spray gun assembly 100 is disassembled, the first connector 71 is pushed towards the second connector 72, the limiting bump 715 is back to the access position and rotates reversely, the first connector 71 can be separated from the second connector 72, the spray gun assembly 100 can be connected to other equipment needing liquid, the equipment can be disassembled and used at will only by installing the second connector 72 or the first connector 71 matched with the first connector 71 or the second connector 72, the use is flexible and convenient, and the application range of the spray gun assembly 100 is wider. The spray gun body 1 may also be provided with a spray head connected to the connector assembly 7 for direct spraying of the liquid.

During the feed liquor, the knot moves trigger 5 makes the feed liquor valve is opened, continues to detain trigger 5, and trigger 5 contact is connected to micro-gap switch 4 and makes water pump 2 opens, and liquid sprays away via connector subassembly 7 through the liquid outlet, and after the completion feed liquor, unclamp trigger 5 and reset, the feed liquor valve is closed.

The catch 722 has an access position where the stopper 715 slides from the slide slot 721, and a lock position where the stopper 715 reaches when locked, and the access position is adjacent to the lock position.

At least two of the bayonets 722 are respectively disposed adjacent to at least two of the chutes 721.

After sliding to the sliding slot 721, the limiting bump 715 rotates 30 ° to 90 ° along the first direction to reach the accessing position, one end of the accessing post 712 is pressed against the second connector 72, and the other end is forced by the elastic component 76, so that the limiting bump 715 is limited at the locking position. After locking, the elastic member 76 tightly pushes the first connector body 711 and the second connector 72 to prevent loosening. When the connector is detached, the first connector 71 is pushed toward the second connector 72, so that the limiting protrusion 715 returns to the connection position and rotates in a direction opposite to the first direction, and the first connector 71 and the second connector 72 can be separated.

A locking step 723 is provided between the locking position and the access position. The locking step 723 limits that the width of the locking position is slightly larger than that of the limiting bump 715, and the width of the access position is larger than that of the limiting bump 715, so that the limiting bump 715 can move freely at the access position but cannot move freely at the locking position.

The first connector body 711 is provided at the periphery thereof with a housing 73. The housing 73 and the first connector body 711 are locked by screws.

A first groove is formed in the periphery of the ejector rod 712, and a first sealing ring 717 is arranged in the first groove; a second groove is formed in the periphery of the first connector body 711, and a second sealing ring 718 is arranged in the second groove. The first sealing ring 717 and the second sealing ring 718 prevent the liquid in the pipe from flowing outwards and leaking.

The outer end of the first connector body 711 or the second connector body 72 is connected to the liquid spraying pipe 74. The liquid inlet of the spray gun body 1 is connected with the water tank 75, the water tank 75 is further provided with an elastic mesh bag 751, an upper strap hook 752, a spray gun hook 753 and a lower strap hook 754, wherein the elastic mesh bag 751 is used for placing and containing a plurality of scattered objects, the water tank 75 is provided with straps, the upper strap hook 752 and the lower strap hook 754 are used for installing the straps, and the spray gun body 1 can be placed on the spray gun hook 753.

As shown in fig. 3, the present disclosure further provides a liquid spraying apparatus, which includes the spray gun assembly 100, the connecting rod assembly 200, and the nozzle assembly 300, wherein one end of the nozzle assembly 300 is connected to one end of the connecting rod assembly 200, the other end of the connecting rod assembly 200 is provided with a connecting rod joint 21, and the connecting rod joint 21 can be connected to or detached from the first connecting joint 71 or the second connecting joint 72 in a locking manner. When the liquid outlet of the spray gun body 1 is connected with the first connector 71, the connecting rod connector 21 adopts a connector with the structure consistent with that of the second connector 72, when the liquid outlet of the spray gun body 1 is connected with the second connector 72, the connecting rod connector 21 adopts a connector with the structure consistent with that of the first connector 71, the connecting rod assembly 200 can be conveniently detached from and connected with the spray gun assembly 100 for use through the connecting rod connector 21, the other end of the connecting rod assembly 200 is provided with a universal connector on the market, can be a standard component connector, can be connected with any equipment needing liquid, can be selected according to actual needs, and can be used as equipment for watering, spraying and the like.

As shown in fig. 4, a cleaning device is also provided, which includes the liquid spraying device, and a cleaning assembly 400, wherein the cleaning assembly 400 is connected to the other end of the nozzle assembly 300. The cleaning assembly 400 may be a mop or the like and the liquid may be a cleaning solution or the like.

In the description of the present specification, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. A spray gun assembly comprising: the spray gun comprises a spray gun body, a water pump, a water flow control valve, a microswitch, a trigger, a battery pack assembly and a connecting head assembly, wherein the inlet of the water pump is communicated with the liquid inlet of the spray gun body, the outlet of the water pump is communicated with the liquid outlet of the spray gun body,

the connector subassembly is connected the liquid outlet of spray gun body, the connector subassembly includes first connector, the second connector that can lock each other and connect or dismantle, first connector includes hollow first connector body, ejector pin, and the ejector pin passes through ejector pin limit nut spiro union at the mode of first connector body one end and connects through elastic component elastic connection this internally, this external two at least spacing lugs that have of first connector, the second connector have respectively corresponding to the spout of two at least spacing lugs and two at least bayonets that are used for two at least spacing lugs of joint.

2. The spray gun assembly of claim 1 wherein the bayonet has an access position in which the limit tab slides from the slide slot and a locked position in which the limit tab reaches when locked.

3. The spray gun assembly of claim 2 wherein at least two of said bayonets are disposed adjacent at least two of said runners, respectively.

4. The spray gun assembly according to claim 3, wherein the limiting projection slides to the slide groove and then rotates 30 ° to 90 ° in the first direction to reach the access position, one end of the access rear ejector rod is pressed in the second connector, and the other end of the access rear ejector rod is stressed by the elastic component, so that the limiting projection is limited in the locking position.

5. The spray gun assembly of claim 4 wherein there is a locking step between said locked position and said access position.

6. The spray gun assembly of claim 1 wherein said first connector body is peripherally provided with a housing.

7. The spray gun assembly of claim 1 wherein said ram has a first groove in its periphery, said first groove having a first seal therein; and a second groove is formed in the periphery of the first connector body, and a second sealing ring is arranged in the second groove.

8. The spray gun assembly according to claim 1, wherein the outer end of the first connector body or the second connector body is connected with a spray pipe, and/or the liquid inlet of the spray gun body is connected with a water tank, and the water tank is further provided with an elastic mesh bag, a strap upper hook, a spray gun hook and a strap lower hook.

9. A liquid spraying apparatus comprising the spray gun assembly as claimed in claim 1, further comprising a connecting rod assembly, a nozzle assembly, one end of the nozzle assembly being connected to one end of the connecting rod assembly, the other end of the connecting rod assembly being provided with a connecting rod joint, the connecting rod joint being capable of being locked with or unlocked from the first joint or the second joint.

10. A cleaning apparatus comprising the liquid ejection apparatus as claimed in claim 9, and further comprising a cleaning assembly connected to the other end of the nozzle assembly.