CN201848345U - Lithium electric spray gun - Google Patents

Abstract

The utility model discloses a lithium battery electric spray gun, which comprises a gun body and a nozzle mounted on the front end of the gun body. The gun body is provided with a lithium battery device, a motor driven by the lithium battery device, and a gear pump. The output shaft of the motor is The gear pump is driven to run, the liquid inlet pipe of the gun body is connected to the liquid inlet of the gear pump, the liquid outlet of the gear pump is connected to the nozzle through the connecting pipe, and the liquid inlet pipe is connected to the external liquid storage device. The utility model is easy to operate and use, convenient and light, with self-priming function, the suction distance can reach 2mm, and the spray liquid can reach 10L after one charge and discharge; Switch between two modes of spray spray.

Description

Lithium Electric Spray Gun

technical field

The utility model relates to a lithium electric spray gun. the

Background technique

At present, most of the commonly used liquid spraying equipment is a spray rod structure, that is, the spray rod is connected to the liquid inlet pipe, and the spray rod is equipped with a knob switch. The liquid is sprayed by manpower or external electric power. This structure requires manpower. And the overall volume of the equipment is huge and cumbersome to use. the

Contents of the invention

The purpose of the utility model is to provide a lithium battery electric spray gun, which is simple and practical to operate, convenient and lightweight, has a self-priming function, can spray liquid for a long time after one charge and discharge, and the nozzle has two spray modes, which can meet various Jetting required. the

The technical scheme of the utility model is: a lithium battery electric spray gun, including a gun body and a nozzle mounted on the front end of the gun body. The gun body is provided with a lithium battery device, a motor driven by the lithium battery device, and a gear pump. The output shaft of the gear pump drives the gear pump to run, the liquid inlet pipe of the gun body is connected to the liquid inlet of the gear pump, the liquid outlet of the gear pump is connected to the nozzle through the connecting pipe, and the liquid inlet pipe is connected to the external liquid storage device . the

One of the further technical proposals of the utility model is: a lithium electric spray gun, comprising a gun body and a nozzle mounted on the front end of the gun body, the gun body is provided with a lithium battery device, a motor driven by the lithium battery device, and a gear pump, The output shaft of the motor drives the gear pump to run, the liquid inlet pipe of the gun body is connected to the liquid inlet of the gear pump, the liquid outlet of the gear pump is connected to the nozzle through the connecting pipe, and the liquid inlet pipe is connected to the external storage connected to the liquid device; the motor drives the gear pump to run through the transmission mechanism; the liquid inlet pipe is a hose structure, and the lower end of the liquid inlet pipe is equipped with a leak-proof part, and the leak-proof part stores the liquid from the outside through the filter screen device The device sucks in; the nozzle is a screw cap nozzle; the screw cap nozzle includes a sleeve and a screw cap that are threaded together, the inside of the sleeve is provided with a hollow channel with a rear end opening, and the front end of the screw cap is installed There is a screw cap plug, the nozzle opening is arranged on the screw cap plug, a sleeve sealing ring is provided between the sleeve and the screw cap, and the sleeve and nozzle assembly at the front of the sleeve sealing ring A diversion cavity is formed between the sleeve and the screw cap, and two liquid holes are provided in the sleeve and the nozzle set, and the liquid holes connect the hollow passage with the diversion cavity; the screw cap plug head 99 There are intercepting grooves on the rear end surface of the cap, and the two intercepting grooves are located on the opposite sides of the rear end of the screw cap plug. The intercepting grooves gradually incline from the end surface into a spiral shape from the outside to the inside; the sleeve and the nozzle set are screwed to When its front end is separated from the rear end face of the screw cap plug, the liquid sprayed from the nozzle of the screw cap plug is in a straight line, and the sleeve and the nozzle set are screwed until the front end is against the rear end face of the screw cap plug. , the liquid ejected from the nozzle of the screw cap plug is in the form of a spray. the

The second further technical solution of the utility model is: the detailed technical solution of the utility model is: a lithium electric spray gun, comprising a gun body and a nozzle mounted on the front end of the gun body, the gun body is provided with a lithium battery device, A motor and a gear pump driven by a lithium battery device, the output shaft of the motor drives the gear pump to run, the liquid inlet pipe of the gun body is connected to the liquid inlet of the gear pump, and the liquid outlet of the gear pump passes through the connecting pipe and the nozzle The liquid inlet pipe is connected with the external liquid storage device; the motor drives the gear pump to run through the transmission mechanism; The part sucks the liquid from the external liquid storage device through the filter device; the nozzle is an extended screw cap nozzle; the extended screw cap nozzle includes an extended nozzle and an extended nozzle core connected together by threads, and the inside of the extended nozzle core A hollow channel with an opening at the rear end is provided, a nozzle opening is provided at the front end of the extended nozzle, an extended nozzle sealing ring is provided between the extended nozzle core and the extended nozzle, and the extended nozzle core at the front of the extended nozzle sealing ring and A diversion chamber is formed between the lengthened nozzles, and several liquid holes are provided on the lengthened nozzle core, and the liquid passage holes connect the hollow passage with the diversion chamber; the front end surface of the lengthened nozzle core is provided with The intercepting grooves are two parallel to each other. The two intercepting grooves are located on opposite sides of the front end of the extended nozzle core. The intercepting grooves gradually deepen from the end surface from the inside to the outside and are formed on the outer wall of the extended nozzle core. There is a gap; when the extended nozzle core is rotated until its front end is separated from the front end of the inner wall of the extended nozzle, the liquid sprayed from the nozzle opening of the extended nozzle is in the form of a spray, and when the front end of the extended nozzle core is against the front end of the inner wall of the extended nozzle , The liquid ejected from the nozzle opening of the extended nozzle is in a straight line. the

The utility model has the advantages of:

1. The utility model is practical and simple to operate, convenient and light, with self-priming function, the suction distance can reach 2mm, and the spray liquid can reach 10L after one charge and discharge;

2. The nozzle of the utility model has the function of unscrewing and tightening adjustment, which can switch between two modes of linear spraying and spray spraying. the

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation that screw cap nozzle is in the spray type injection state in the utility model;

Fig. 3 is the structure schematic diagram that screw cap nozzle is in linear spraying state in the utility model;

Fig. 4 is the set perspective view of screw cap nozzle and sleeve pipe in the utility model;

Figure 5 is a perspective view of a screw cap plug;

Fig. 6 is the schematic diagram of lengthening screw cap nozzle in the utility model;

Fig. 7 is the schematic diagram of the partially enlarged spray spray state of the head of the extended screw cap nozzle in the utility model;

Fig. 8 is a partially enlarged linear spraying state diagram of the head of the extended screw cap nozzle in the utility model. the

Among them: 1 is the filter device; 2 is the anti-leakage part; 3 is the liquid inlet pipe; 4 is the lithium battery device; 5 is the gear pump; 6 is the gun body; 7 is the motor; 8 is the transmission mechanism;

9 is a screw cap nozzle; 91 is a casing; 92 is a screw cap; 93 is a sleeve sealing ring; 94 is a diversion cavity; 95 is a nozzle opening; 96 is a hollow channel; 97 is a nozzle; 98 is a liquid hole; 99 is the screw cap plug; 99-1 is the intercepting groove;

10 is an extended screw cap nozzle; 101 is a diversion cavity; 102 is an extended nozzle sealing ring; 103 is an extended nozzle; 104 is an extended nozzle core; 105 is a nozzle opening; 106 is a liquid hole;

11 is connecting pipe. the

Detailed ways

Embodiment: a kind of lithium battery electric spray gun, as shown in Figure 1, comprises gun body 6, is contained in the screw cap nozzle 9 of gun body 6 front ends, and described gun body 6 is provided with lithium battery device 4, is powered by lithium battery device 4 Driven motor 7 and gear pump 5, the output shaft of the motor 7 drives the gear pump 5 to run, the liquid inlet pipe 3 of the gun body 6 is connected to the liquid inlet of the gear pump 5, and the liquid outlet of the gear pump 5 passes through The connecting pipe 11 communicates with the screw cap nozzle 9, and the liquid inlet pipe 3 is connected with an external liquid storage device. the

The motor 7 drives the gear pump 5 to run through the transmission mechanism 8 . The liquid inlet pipe 3 is a hose structure, and the lower end of the liquid inlet pipe 3 is equipped with a leak-proof member 2, and the leak-proof member 2 sucks the liquid from the external liquid storage device through the filter device 1 . the

As shown in Figure 1, the electric spray gun presses the switch button, starts the lithium battery device 4, and the motor 7 runs to drive the transmission mechanism 8. After the transmission mechanism 8 changes speed, it is transmitted to the gear pump 5 through the linkage shaft, and the gear pump 5 runs. The liquid is inhaled by the filter device 1, passes through the leak-proof part 2, passes through the liquid inlet pipe 3, is sucked in by the gear pump 5 at low pressure, and is discharged from the other side at high pressure. Spray out from the small hole of the nozzle. When the pump is working, the nozzle pressure is about 4-5 kg, and the sprayed water column can reach 4-5 meters. the

The screw cap nozzle 9 of the electric spray gun has the function of unscrewing and tightening adjustment, which can switch between two modes of linear spraying and spray spraying. When the screw cap is loosened, the screw cap nozzle 9 is separated from the connecting pipe 11 to form a low-pressure state, and the liquid flowing out of the connecting pipe 11 is directly injected through the nozzle, thus forming a linear spray; when the screw cap is tightened, the screw cap nozzle 9 and the connecting pipe 11 close to form a high-pressure state, the liquid flowing out of the connecting pipe 11 is compressed to high pressure and sprayed out through the nozzle to form a high-pressure water mist spray. the

As shown in Figure 6, the screw cap nozzle 9 can also be replaced with an extended screw cap nozzle 10, the rear end of the extended screw cap nozzle 10 is installed on the front end of the gun body 6 through a threaded joint, and the front end can realize linear spraying and spraying Spray cap nozzle with two spray modes. the

As shown in Figures 2 to 5, the screw cap nozzle 9 includes a sleeve 91 and a screw cap 92 that are screwed together, the inside of the sleeve 91 is provided with a hollow passage 96 with an open rear end, and the screw cap The screw cap plug 99 at the front end of the cover 92 is provided with a nozzle opening 95, and a sleeve sealing ring 93 is arranged between the sleeve pipe 91 and the screw cap 92, and the sleeve pipe 91 at the front of the sleeve sealing ring 93 is connected to A diversion cavity 94 is formed between the nozzle 97 set and the screw cap 92, and the sleeve 91 and the nozzle 97 set are provided with two liquid holes 98, and the liquid holes 98 connect the hollow channel 96 with the flow cavity. 94 are connected together; the rear end surface of the screw cap plug head 99 is provided with an intercepting groove 99-1, and the two intercepting grooves 99-1 are located on opposite sides of the rear end of the screw cap plug head 99, and the intercepting groove 99- 1. From the end face, it gradually inclines into a spiral shape from the outside to the inside. When the sleeve pipe 91 and the nozzle 97 set are screwed until the front end is separated from the rear end surface of the screw cap plug 99, the liquid ejected from the nozzle opening 95 of the screw cap plug 99 is in a straight line, and the sleeve pipe 91 and the nozzle When the 97 sets of sleeves are screwed to the rear end face of the screw cap plug head 99 to its front end, the liquid ejected from the nozzle opening 95 of the screw cap plug head 99 is sprayed. the

The cross-sectional area of the front part of the sleeve 91 and the nozzle 97 set is smaller than the cross-sectional area of the rear part. The ring 93 is stuck in the card slot; the inside of the screw cap 92 is provided with a stepped hole with a small front cross-sectional area and a large rear cross-sectional area, and an interference fit between the sleeve sealing ring 93 and the front end of the inner hole wall, The rear part of the inner hole wall of the screw cap 92 and the rear outer peripheral wall of the casing 91 are provided with threads that cooperate with each other. the

During use, the user rotates the screw cap 92 by hand so that the front end of the inner wall of the screw cap 92 is separated from the front end of the casing 91 and the nozzle 97 at a certain distance, as shown in Figure 3, the water passes through the casing 91 and nozzle 97 sets of hollow channel 96, liquid hole 98, diversion cavity 94 directly through the nozzle opening 95 of the screw cap plug 99 to shoot a straight water shape, now the replaceable nozzle 9 is in the linear spray state. When the user rotates the screw cap 92 by hand so that the front end of the inner wall of the screw cap 92 is close to the front end of the casing 91 and the nozzle 97, as shown in Figure 2, the water passes through the hollow space between the sleeve 91 and the nozzle 97. Channel 96, liquid hole 98, diversion cavity 94, and then atomize through two interception grooves 99-1 symmetrically distributed at the rear end of screw cap plug 99, and finally spray evenly through the nozzle opening 95 of screw cap plug 99 The water shape of the conical umbrella surface, this moment, changeable nozzle 9 is in spray type injection state. the

As shown in Figures 6 to 8, the structure of the extended screw cap nozzle 10 includes an extended nozzle 103 and an extended nozzle core 104 that are screwed together, and the inside of the extended nozzle core 104 is provided with a rear end opening The front end of the extended nozzle 103 is provided with a nozzle opening 105, an extended nozzle sealing ring 102 is arranged between the extended nozzle core 104 and the extended nozzle 103, and the extended nozzle core at the front of the extended nozzle sealing ring 102 104 and the extension nozzle 103 form a guide cavity 101, the extension nozzle core 104 is provided with several liquid holes 106, the liquid holes 106 connect the hollow channel and the flow guide cavity 101 together; The front end surface of the nozzle core 104 is provided with intercepting grooves. The intercepting grooves are two parallel to each other. The two intercepting grooves are located on opposite sides of the front end of the extended nozzle core 104. The intercepting grooves gradually deepen from the end surface from the inside to the outside. And a notch is formed on the outer wall of the extended nozzle core 104 . When the extended nozzle core 104 is rotated until its front end is separated from the front end of the inner wall of the extended nozzle 103, the liquid ejected from the nozzle opening 105 of the extended nozzle 103 is in the form of a spray, and the front end of the extended nozzle core 104 is against the inner wall of the extended nozzle 103 When the front end is on, the liquid ejected from the nozzle opening 105 of the extended nozzle 103 is linear. the

The utility model is practical and simple in operation, convenient and light, has a self-priming function, the suction distance can reach 2mm, and the spray liquid can reach 10L after one charge and discharge; Switch between two spray modes. the

The above are only specific application examples of the utility model, and do not constitute any limitation to the protection scope of the utility model. In addition to the above-mentioned embodiments, the utility model can also have other implementations. All technical solutions formed by equivalent replacement or equivalent transformation fall within the protection scope of the utility model. the

Claims (6)

1. a lithium electric spray gun, is characterized in that: comprise gun body (6), be contained in the nozzle of gun body (6) front end, described gun body (6) is provided with lithium battery device (4), is powered by lithium battery The motor (7) and gear pump (5) driven by the device (4), the output shaft of the motor (7) drives the gear pump (5) to run, and the liquid inlet pipe (3) of the gun body (6) is connected to the On the liquid inlet of the gear pump (5), the liquid outlet of the gear pump (5) communicates with the nozzle through a connecting pipe (11), and the liquid inlet pipe (3) is connected with an external liquid storage device. 2. The lithium electric spray gun according to claim 1, characterized in that: the liquid inlet pipe (3) is a hose structure, the lower end of the liquid inlet pipe (3) is equipped with a leak-proof piece (2), and the leak-proof Part (2) draws liquid from the external liquid storage device through the filter screen device (1). 3. The lithium electric spray gun according to claim 1 or 2, characterized in that: the nozzle is a screw cap nozzle (9). 4. The lithium electric spray gun according to claim 3, characterized in that: the screw cap nozzle (9) comprises a sleeve (91) and a screw cap (92) that are screwed together, and the sleeve (91) ) is provided with a hollow channel (96) with an open rear end, the front end of the screw cap (92) is equipped with a screw cap plug (99), and the screw cap plug (99) is provided with a nozzle opening (95) , a sleeve seal (93) is provided between the sleeve (91) and the screw cap (92), and the sleeve (91) at the front of the sleeve seal (93) is set with the nozzle (97) A diversion cavity (94) is formed between the sleeve (91) and the nozzle (97), and two liquid holes (98) are provided in the sleeve (91) and the nozzle (97). The hollow channel (96) is communicated with the diversion cavity (94); the rear end surface of the screw cap plug (99) is provided with an interception groove (99-1), and the two interception grooves (99-1 ) is located on both sides opposite to the rear end of the capping plug (99), and the intercepting groove (99-1) gradually inclines from the end surface into a spiral shape from the outside to the inside; the sleeve (91) and the nozzle (97) set are screwed to When its front end was separated from the rear end face of the screw cap plug (99), the liquid ejected from the nozzle opening (95) of the screw cap plug (99) was in a straight line, and the sleeve pipe (91) and the nozzle (97) group When the sleeve is screwed to the rear end face of the screw cap plug (99), the liquid ejected from the nozzle opening (95) of the screw cap plug (99) is sprayed. 5. The lithium electric spray gun according to claim 1 or 2, characterized in that: the nozzle is an extended screw cap nozzle (10). 6. The lithium electric spray gun according to claim 5, characterized in that: the extended screw cap nozzle (10) includes an extended nozzle (103) and an extended nozzle core (104) connected together by threads, and the extended nozzle The interior of the core (104) is provided with a hollow channel with an open rear end, the front end of the extended nozzle (103) is provided with a nozzle opening (105), and a nozzle opening (105) is provided between the extended nozzle core (104) and the extended nozzle (103). Extended nozzle sealing ring (102), the guide cavity (101) is formed between the extended nozzle core (104) at the front of the extended nozzle sealing ring (102) and the extended nozzle (103), and the extended nozzle core (104) There are several liquid holes (106) on the top, and the liquid holes (106) connect the hollow channel with the guide chamber (101); the front end surface of the extended nozzle core (104) is provided with an intercepting groove , the two intercepting grooves are parallel to each other, and the two intercepting grooves are located on opposite sides of the front end of the extended nozzle core (104). A gap is formed on the outer wall; when the extended nozzle core (104) is rotated until its front end is separated from the inner wall front end of the extended nozzle (103), the liquid ejected from the nozzle opening (105) of the extended nozzle (103) is sprayed, When the front end of the extended nozzle core (104) abuts against the front end of the inner wall of the extended nozzle (103), the liquid ejected from the nozzle opening (105) of the extended nozzle (103) is linear. the

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