Spray gun with multiple spray pipes and multiple water channels

Abstract

The utility model relates to the technical field of spray guns, and particularly discloses a multi-spray-pipe multi-water-channel spray gun which comprises a spray gun base, a multi-pipeline connector, a main water channel and a driving steering mechanism. The spray gun seat is connected with the rear end of the multi-pipeline joint, the front end of the multi-pipeline joint is connected with a plurality of main water channels, and a detachable nozzle is arranged at the front end of each main water channel; the driving steering mechanism comprises a driving spray pipe and a steering mechanism, the rear end of the driving spray pipe communicates with the spray gun base, the front end faces the steering mechanism, the steering mechanism is fixedly connected with the main water channel, and the rear end of the steering mechanism is connected with the spray gun base. A plurality of main water channels are connected through the multi-pipeline joints, so that simultaneous spraying of multiple pipes is realized, and the working efficiency in a large-area working scene is greatly improved. The steering change-over switch can conveniently control the working state of the steering mechanism, meshing or separation of the steering worm and the steering gear can be achieved through simple pulling operation, therefore, the two working states of fixed sprinkling irrigation and steering sprinkling irrigation are controlled, and operation is simple and visual.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of spray gun, concretely refers to a kind of multi-nozzle multi-water channel spray gun. BACKGROUND

[0002] Traditional spray gun is mostly single-pipe design, in the scene needing large-area coverage or a large amount of liquid injection, the working efficiency of single-pipe spray gun is extremely low. The spray head of the existing spray gun is usually a fixed structure, and the function is relatively single, and it is difficult to flexibly adjust according to different working scenes. Moreover, once the spray head is blocked or damaged, since it cannot be disassembled or is difficult to disassemble, the process of repairing and replacing the spray head is very cumbersome, which increases the use cost and maintenance difficulty.

[0003] In actual work, it is often necessary to adjust the spraying direction of the spray gun to meet the needs of large-scale irrigation. However, the existing spray gun has great limitations in adjusting the spraying direction, and some spray guns can only be simply adjusted in angle and cannot realize large-scale and flexible turning. At the same time, the existing spray gun does not have a turning switch and cannot freely switch between fixed use and turning use.

[0004] Therefore, a multi-nozzle multi-water channel spray gun becomes a problem that people urgently need to solve. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is to provide a multi-nozzle multi-water channel spray gun, which realizes multi-pipe spraying by setting a multi-pipe joint and a main water channel, realizes flexible adjustment of the spraying direction by using a driving turning mechanism, and improves the working efficiency and adaptability of the spray gun in different scenes; and realizes the free switching between fixed sprinkling and turning sprinkling by a turning switch.

[0006] To solve the above technical problems, the utility model provides a technical scheme: a multi-nozzle multi-water channel spray gun, comprising a spray gun seat, a multi-pipe joint, a main water channel and a driving turning mechanism; the spray gun seat is connected to the rear end of the multi-pipe joint, the front end of the multi-pipe joint is connected to a plurality of main water channels, and each main water channel is provided with a detachable spray head at the front end; the driving turning mechanism comprises a driving nozzle and a turning mechanism, the rear end of the driving nozzle is communicated with the spray gun seat, and the front end faces the turning mechanism; the turning mechanism is fixedly connected with the main water channel, and the rear end of the turning mechanism is connected with the spray gun seat.

[0007] Further, the turning mechanism is connected with the main water channel through a turning limiting frame, the turning limiting frame comprises a gearbox connecting piece, a limiting cavity and a water channel fixing ring, the gearbox connecting piece is detachably connected with the turning mechanism, the limiting cavity is arranged at the end of the gearbox connecting piece, and the water channel fixing ring is arranged at the top of the limiting cavity and is sleeved outside the main water channel.

[0008] Further, the water channel fixing ring comprises a mounting ring, a mounting block and a water channel connecting ring, the mounting ring is fixed at the top of the limiting cavity, the mounting block is inserted into the mounting ring, the mounting ring is locked and fixed by bolts with the mounting block wrapped inside, the water channel connecting ring is fixed at one side of the mounting block, and the water channel connecting ring is provided with the same number of fixing ring holes as the main water channels.

[0009] Further, the detachable spray head comprises a connecting seat, a spray head seat, a ball head and a spray head cap, the connecting seat is detachably connected with the end of the main water channel, the spray head seat is fixed on the connecting seat, the ball head is in the spray head seat, the spray head cap is threadedly connected with the spray head seat and wraps the side of the ball head inside, the front end of the ball head is provided with a main water outlet hole, a plurality of auxiliary water outlet holes are further provided around the main water outlet hole, and the auxiliary water outlet holes are through holes or reserved closed holes.

[0010] Further, the turning mechanism is provided with a turning switch at the connection with the spray gun seat, the turning switch comprises a base connecting sleeve, a turning worm, a worm sleeve, a switch handle and an eccentric shaft, the base connecting sleeve is fixed at one side of the spray gun seat, the worm sleeve is arranged inside the base connecting sleeve and is rotationally connected with the base connecting sleeve, the turning worm is arranged inside the worm sleeve, one end of the eccentric shaft is eccentrically connected with the turning worm and the other end is connected with the shaft center of the driving worm inside the turning mechanism, a switching sliding groove is arranged on the base connecting sleeve, the switch handle is in the switching sliding groove and penetrates the worm sleeve to connect the turning worm, and pulling the switch handle to slide in the switching sliding groove drives the turning worm to mesh with or separate from the turning gear in the spray gun seat.

[0011] Further, the turning mechanism comprises a waterproof gearbox, a driving sleeve and a driving worm, one end of the driving sleeve is connected with the base connecting sleeve and the other end is connected with the waterproof gearbox, the waterproof gearbox is connected with the main water channel through a turning limiting frame and is fixed, and a turbine at the upper end of the waterproof gearbox is rotationally arranged in the water spraying direction of the driving spray pipe, the driving worm is rotationally arranged in the driving sleeve, one end of the driving worm is connected with the power output end of the waterproof gearbox and the other end is connected with the eccentric shaft.

[0012] Further, the waterproof gearbox comprises a box body, a speed regulating gear set is arranged inside the box body, a speed regulating switch meshing with the speed regulating gear set is arranged on the side wall of the box body, the power input end of the speed regulating gear set is connected with the turbine through a rotating shaft and the power output end is connected with the driving worm, and a waterproof sleeve is arranged at the bottom of the turbine outside the rotating shaft to prevent water from entering the inside of the box body.

[0013] Further, the spray gun seat is provided with an auxiliary water channel communicating with the inside of the spray gun seat, and the rotatable spray head is connected at the water outlet of the auxiliary water channel.

[0014] The advantages of this invention compared to existing technologies are as follows: This invention connects several main waterways through multiple pipe joints, enabling simultaneous spraying from multiple pipes, significantly improving work efficiency in large-area operation scenarios. The drive steering mechanism can flexibly adjust the spray direction of the main waterways, allowing the spray gun to adapt to a wide range of operational needs. The detachable nozzle design facilitates the replacement of different types of nozzles according to different operational requirements, and is easy to disassemble and maintain in case of nozzle blockage. The steering switch allows for convenient control of the steering mechanism's working state; a simple pulling operation engages or disengages the steering worm and steering gear, thus controlling both fixed and steerable spraying modes, making operation simple and intuitive. The waterproof gearbox effectively prevents water from entering and affecting the gear set, ensuring stable and reliable operation of the steering mechanism in humid environments and extending the equipment's service life. The auxiliary waterways and steerable nozzles on the spray gun base enable close-range spraying, improving the overall performance of the spray gun. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of a multi-nozzle, multi-channel spray gun according to the present invention.

[0016] Figure 2 This is a front view of a multi-nozzle, multi-channel spray gun according to this utility model.

[0017] Figure 3 This is a structural schematic diagram of the steering limit frame.

[0018] Figure 4 This is a structural diagram of a detachable nozzle.

[0019] Figure 5 This is a cross-sectional view of the detachable nozzle.

[0020] Figure 6 This is a schematic diagram of the internal structure of the turn signal switching switch.

[0021] Figure 7 This is a structural diagram of a waterproof gearbox and drive worm gear.

[0022] Figure 8 This is a schematic diagram of the speed regulating gear set.

[0023] As shown in the figure: 1. Spray gun holder, 2. Multi-pipe connector, 3. Main water channel, 4. Detachable nozzle, 5. Drive nozzle, 6. Steering limit bracket, 7. Gearbox connecting piece, 8. Limiting cavity, 9. Water channel fixing ring, 10. Mounting ring, 11. Mounting block, 12. Water channel connecting ring, 13. Connecting seat, 14. Nozzle holder, 15. Ball head, 16. Nozzle cap, 17. Main water outlet, 18. Secondary water outlet, 19. Steering switch, 20. Base connecting sleeve, 21. Steering worm gear, 22. Worm gear sleeve, 23. Switch handle, 24. Eccentric shaft, 25. Switching slide, 26. Waterproof gearbox, 27. Drive sleeve, 28. Drive worm gear, 29. Turbine, 30. Housing, 31. Speed ​​regulating gear set, 32. Speed ​​regulating switch, 33. Waterproof sleeve, 34. Auxiliary water channel, 35. Steering nozzle. Detailed Implementation

[0024] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "vertical", "circumferential", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0025] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0026] The following is a detailed description of a multi-nozzle, multi-channel spray gun according to the present invention, with reference to the accompanying drawings.

[0027] Combined with appendix Figures 1-8 The specific implementation process of this utility model of a multi-nozzle, multi-channel spray gun is as follows:

[0028] A multi-nozzle, multi-channel spray gun includes a spray gun base 1, a multi-pipe connector 2, main channels 3, and a drive and steering mechanism. The spray gun base 1 is connected to the rear end of the multi-pipe connector 2, and the front end of the multi-pipe connector 2 is connected to several main channels 3. Each main channel 3 has a detachable nozzle 4 at its front end. The drive and steering mechanism includes a drive nozzle 5 and a steering mechanism. The rear end of the drive nozzle 5 is connected to the spray gun base 1, and the front end faces the steering mechanism. The steering mechanism is fixedly connected to the main channels 3, and the rear end of the steering mechanism is connected to the spray gun base 1.

[0029] Further, the steering mechanism is connected with the main water channel 3 through the steering limiting frame 6. The steering limiting frame 6 comprises a gearbox connecting plate 7, a limiting cavity 8 and a water channel fixing ring 9. The gearbox connecting plate 7 is detachably connected with the steering mechanism, the limiting cavity 8 is arranged at the end of the gearbox connecting plate 7, and the water channel fixing ring 9 is arranged at the top of the limiting cavity 8 and is sleeved outside the main water channel 3.

[0030] Further, the water channel fixing ring 9 comprises a mounting ring 10, a mounting block 11 and a water channel connecting ring 12. The mounting ring 10 is fixed at the top of the limiting cavity 8, the mounting block 11 is inserted into the mounting ring 10, and the mounting ring 10 is locked and fixed by the bolt to wrap the mounting block 11. The water channel connecting ring 12 is fixed on one side of the mounting block 11, and the water channel connecting ring 12 is provided with the same number of fixing ring holes as the main water channel 3, which is used for stable connection with the main water channel 3.

[0031] The front end of the multi-pipeline joint 2 can be provided with different numbers of main water channels 3 according to needs. The drawings of the utility model take two main water channels 3 as examples, and it should be understood that no matter how many main water channels 3 are arranged, they should be within the protection scope of the present application. Similarly, according to the number of the main water channels 3, the fixing ring holes on the water channel connecting ring 12 are correspondingly arranged. The main water channels 3 can be arranged in parallel or at a certain angle, can be arranged horizontally, can be arranged in an inclined parallel manner, or can be arranged in a staggered manner. Therefore, no matter how the main water channels 3 are arranged, they should be within the protection scope of the present application.

[0032] In addition, the detachable spray head 4 comprises a connecting seat 13, a spray head seat 14, a ball head 15 and a spray head cap 16. The connecting seat 13 is detachably connected with the end of the main water channel 3, the spray head seat 14 is fixed on the connecting seat 13, the ball head 15 is in the spray head seat 14, and the spray head cap 16 is threadedly connected with the spray head seat 14 and wraps the side of the ball head 15. The front end of the ball head 15 is provided with a main water outlet hole 17, and a plurality of auxiliary water outlet holes 18 are also arranged around the main water outlet hole 17. The auxiliary water outlet holes 18 are through holes or reserved closed holes. If the through holes are adopted, water can be directly discharged. If the reserved closed holes are adopted, the user can independently select the number of holes to be dredged for irrigation.

[0033] In order to realize the switching of the nozzle, a switching switch 19 is arranged at the joint of the steering mechanism and the lance seat 1. The switching switch 19 comprises a base connecting sleeve 20, a steering worm 21, a worm sleeve 22, a switch handle 23 and an eccentric shaft 24. The base connecting sleeve 20 is fixed on one side of the lance seat 1, the worm sleeve 22 is arranged inside the base connecting sleeve 20 and is rotationally connected with the base connecting sleeve 20, and the steering worm 21 is arranged inside the worm sleeve 22. The eccentric shaft 24 is eccentrically connected with one end of the steering worm 21 and is connected with the axis of the driving worm 28 inside the steering mechanism at the other end. The base connecting sleeve 20 is provided with a switching sliding groove 25, the switch handle 23 is arranged in the switching sliding groove 25 and penetrates through the worm sleeve 22 to connect the steering worm 21. Pulling the switch handle 23 to slide in the switching sliding groove 25 can drive the steering worm 21 to engage or disengage with the steering gear inside the lance seat 1, so as to realize the switching of the nozzle.

[0034] The steering mechanism specifically comprises a waterproof gearbox 26, a driving sleeve 27 and a driving worm 28. One end of the driving sleeve 27 is connected with the base connecting sleeve 20 and the other end is connected with the waterproof gearbox 26. The waterproof gearbox 26 is connected with the main water channel 3 through the steering limiting frame 6 and is fixed, and a turbine 29 at the upper end of the waterproof gearbox 26 is rotationally arranged in the water spraying direction of the driving nozzle 5. The driving worm 28 is rotationally arranged inside the driving sleeve 27 and is connected with the power output end of the waterproof gearbox 26 at one end and is connected with the eccentric shaft 24 at the other end, so as to realize the transmission of power and the control of steering.

[0035] The waterproof gearbox 26 is internally provided with a speed regulating gear set 31, and the side wall of the box body 30 is provided with a speed regulating switch 32 engaged with the speed regulating gear set 31. The power input end of the speed regulating gear set 31 is connected with the turbine 29 through a rotating shaft and the power output end is connected with the driving worm 28. The waterproof sleeve 33 is arranged at the bottom of the turbine 29 outside the rotating shaft to prevent water from entering the inside of the box body 30, so as to ensure the normal work of the gearbox.

[0036] In addition, the lance seat 1 is further provided with an auxiliary water channel 34 in communication with the inside thereof, and the nozzle 35 is connected at the water outlet of the auxiliary water channel 34, so as to further increase the spraying function and flexibility of the lance.

[0037] The above describes the present application and its embodiments, which are not limited, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if the ordinary skilled in the art is inspired, without departing from the creative purpose of the present application, without creative design, similar structure and embodiments of the technical solution are not included in the protection scope of the present application.

Claims

1. A multi-nozzle, multi-channel spray gun, characterized in that: It includes a spray gun base (1), a multi-pipe connector (2), a main waterway (3), and a drive steering mechanism; the spray gun base (1) is connected to the rear end of the multi-pipe connector (2), and the front end of the multi-pipe connector (2) is connected to several main waterways (3), and each main waterway (3) is provided with a detachable nozzle (4) at its front end; the drive steering mechanism includes a drive nozzle (5) and a steering mechanism, the rear end of the drive nozzle (5) is connected to the spray gun base (1), and the front end faces the steering mechanism, the steering mechanism is fixedly connected to the main waterway (3), and the rear end of the steering mechanism is connected to the spray gun base (1).

2. The multi-nozzle, multi-channel spray gun according to claim 1, characterized in that: The steering mechanism is connected to the main waterway (3) via a steering limit frame (6). The steering limit frame (6) includes a gearbox connecting piece (7), a limiting cavity (8), and a waterway fixing ring (9). The gearbox connecting piece (7) is detachably connected to the steering mechanism. The limiting cavity (8) is located at the end of the gearbox connecting piece (7), and the waterway fixing ring (9) is located at the top of the limiting cavity (8) and is fitted around the outside of the main waterway (3).

3. A multi-nozzle, multi-channel spray gun according to claim 2, characterized in that: The waterway fixing ring (9) includes an installation ring (10), an installation block (11), and a waterway connecting ring (12). The installation ring (10) is fixed on the top of the limiting cavity (8). The installation block (11) is inserted into the installation ring (10). The installation ring (10) locks the installation block (11) inside by bolts. The waterway connecting ring (12) is fixed on one side of the installation block (11). The waterway connecting ring (12) has the same number of fixing ring holes as the main waterway (3).

4. A multi-nozzle, multi-channel spray gun according to claim 3, characterized in that: The detachable nozzle (4) includes a connecting seat (13), a nozzle seat (14), a ball head (15), and a nozzle cap (16). The connecting seat (13) is detachably connected to the end of the main water channel (3). The nozzle seat (14) is fixed on the connecting seat (13). The ball head (15) is located inside the nozzle seat (14). The nozzle cap (16) is threadedly connected to the nozzle seat (14) and wraps around the side of the ball head (15). The front end of the ball head (15) is provided with a main water outlet (17). Several secondary water outlets (18) are also provided around the main water outlet (17). The secondary water outlets (18) are through holes or reserved closed holes.

5. A multi-nozzle, multi-channel spray gun according to claim 4, characterized in that: A steering switch (19) is provided at the connection between the steering mechanism and the spray gun holder (1). The steering switch (19) includes a base connecting sleeve (20), a steering worm (21), a worm sleeve (22), a switch handle (23), and an eccentric shaft (24). The base connecting sleeve (20) is fixed to one side of the spray gun holder (1). The worm sleeve (22) is disposed inside the base connecting sleeve (20) and rotatably connected to it. The steering worm (21) is disposed inside the worm sleeve (22). One end of the eccentric shaft (24) is eccentrically connected to the steering worm (21), and the other end is connected to the shaft of the internal drive worm (28) of the steering mechanism. The base connecting sleeve (20) is provided with a switching groove (25). The switch handle (23) is located in the switching groove (25) and passes through the worm sleeve (22) to connect to the steering worm (21). Pulling the switch handle (23) to slide in the switching groove (25) causes the steering worm (21) to mesh or separate from the steering gear in the spray gun seat (1).

6. A multi-nozzle, multi-channel spray gun according to claim 5, characterized in that: The steering mechanism includes a waterproof gearbox (26), a drive sleeve (27), and a drive worm (28); one end of the drive sleeve (27) is connected to the base connecting sleeve (20), and the other end is connected to the waterproof gearbox (26); the waterproof gearbox (26) is connected to the main waterway (3) and fixed through a steering limit frame (6), and the turbine (29) at the upper end of the waterproof gearbox (26) is rotatably set in the water spray direction of the drive nozzle (5); the drive worm (28) is rotatably set inside the drive sleeve (27), and one end is connected to the power output end of the waterproof gearbox (26), and the other end is connected to the eccentric shaft (24).

7. A multi-nozzle, multi-channel spray gun according to claim 6, characterized in that: The waterproof gearbox (26) includes a housing (30), inside which is provided a speed regulating gear set (31). The side wall of the housing (30) is provided with a speed regulating switch (32) that meshes with the speed regulating gear set (31). The power input end of the speed regulating gear set (31) is connected to a turbine (29) through a rotating shaft, and the power output end is connected to a drive worm (28). The bottom of the turbine (29) is provided with a waterproof sleeve (33) that is fitted over the rotating shaft to prevent water from entering the housing (30).

8. A multi-nozzle, multi-channel spray gun according to claim 1, characterized in that: The spray gun base (1) is provided with an auxiliary water channel (34) communicating with its interior, and the outlet of the auxiliary water channel (34) is connected to a steerable nozzle (35).

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