CN220134536U - Multi-gear spray gun gearbox - Google Patents
Multi-gear spray gun gearbox Download PDFInfo
- Publication number
- CN220134536U CN220134536U CN202321543234.1U CN202321543234U CN220134536U CN 220134536 U CN220134536 U CN 220134536U CN 202321543234 U CN202321543234 U CN 202321543234U CN 220134536 U CN220134536 U CN 220134536U
- Authority
- CN
- China
- Prior art keywords
- gear
- assembly
- shell
- spray gun
- gearbox
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007921 spray Substances 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 230000001276 controlling effect Effects 0.000 description 4
- 230000002262 irrigation Effects 0.000 description 4
- 238000003973 irrigation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Structure Of Transmissions (AREA)
Abstract
The utility model discloses a multi-gear spray gun gearbox, wherein a first-gear driving gear is meshed with a first-gear driven gear for transmission, a central shaft can move along the axial direction to enable the first-gear driving gear to be separated from contact with the first-gear driven gear, and a second-gear driving gear is meshed with a second-gear driven gear for switching between the first gear and the second gear; the steering assembly extends from the outside of the shell to the inside of the shell and is connected with the main driving gear, the transmission shaft and the second gear assembly are coaxially transmitted, and one end of the transmission shaft extends to the rotating structure of the water gun which is connected with the outside of the shell. According to the utility model, transmission is realized through engagement of the first gear assembly and the second gear assembly, and gears engaged with the second gear assembly are changed by pulling the first gear assembly, so that gear adjustment is realized, and the rotating speed of the spray gun can be adjusted.
Description
Technical Field
The utility model relates to the technical field of gearboxes, in particular to a multi-gear spray gun gearbox.
Background
The sprinkling irrigation is an irrigation method that the special equipment such as a spray gun is used for sprinkling pressurized water into the air to form water drops to the ground sprinkling irrigation surface and the surface of crops. When the spray gun irrigates, the pipe body and the spray nozzle of the spray gun need to rotate continuously to increase the range of spray gun irrigation. In order to better control the water spray quantity and the spray uniformity and adapt to the water pressure of different areas, the water speed needs to be adjusted.
Patent publication number CN 217481941U discloses a gearbox shifting mechanism comprising: a first gear assembly including a first gear; the second gear assembly comprises a second gear, a first gear input gear and a second gear input gear which are coaxially arranged, and the second gear is in meshed transmission connection with the first gear; the third gear assembly comprises a first-gear output gear and a second-gear output gear which are coaxially arranged, the first-gear input gear and the first-gear output gear can be meshed for transmission, and the second-gear input gear and the second-gear output gear can be meshed for transmission; the axis of the second gear assembly is parallel to the axis of the third gear assembly, and the second gear assembly and the third gear assembly can relatively move along the axis direction, so that the first-gear input gear is meshed with the first-gear output gear or the second-gear input gear is meshed with the second-gear output gear. The application provides the gearbox that can shift, but it adopts three gear to carry out two and keeps off the speed change, and the thick stick that shifts adopts multistage bending structure simultaneously for whole gearbox structure is complicated, increases manufacturing cost.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a multi-gear spray gun gearbox, which solves the problems that the existing spray gun cannot realize gear shifting and speed regulation or has a complex speed regulating structure and high production cost.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a multi-gear spray gun gearbox comprises a shell, a gear shifting mechanism, a steering assembly and a transmission shaft;
the gear shifting mechanism comprises a first gear assembly and a second gear assembly which are arranged in the shell;
the first gear assembly comprises a central shaft, a main driving gear, a first-gear driving gear and a second-gear driving gear, wherein the main driving gear, the first-gear driving gear and the second-gear driving gear are fixed on the central shaft;
the second gear assembly comprises a first-gear driven gear and a second-gear driven gear which are coaxially connected;
the first-gear driving gear is meshed with the first-gear driven gear for transmission, the central shaft can move along the axial direction to enable the first-gear driving gear to be separated from contact with the first-gear driven gear, and the second-gear driving gear is meshed with the second-gear driven gear, so that the first gear and the second gear can be switched;
the steering assembly extends from the outside of the shell to the inside of the shell and is connected with the main driving gear, the transmission shaft and the second gear assembly are coaxially transmitted, and one end of the transmission shaft extends to the rotating structure of the water gun which is connected with the outside of the shell.
Further, the steering assembly comprises a steering wheel and a steering worm, wherein one end of the steering worm is connected with the steering wheel, and the other end of the steering worm is in meshed transmission with the main driving gear.
Further, a limiting hole is formed in the shell, a shaft sleeve is arranged on the inner wall of the limiting hole, and the other end of the central shaft penetrates through the shaft sleeve to extend into the limiting hole and is connected with the shaft sleeve in a rotating mode.
Further, the diameter of the first-gear driving gear is smaller than that of the second-gear driving gear, and the diameter of the first-gear driven gear is larger than that of the second-gear driven gear.
Furthermore, the first-gear driven gear is attached to the side wall of the second-gear driven gear, and a gap with the same thickness as that of the first-gear driven gear is reserved between the first-gear driving gear and the second-gear driving gear.
Further, the thickness of the main driving gear is larger than that of the first-gear driven gear, and the main driving gear is always meshed with the steering worm when the first gear and the second gear are switched.
Compared with the prior art, the utility model has the advantages that: according to the utility model, transmission is realized through engagement of the first gear assembly and the second gear assembly, and gears engaged with the second gear assembly are changed by pulling the first gear assembly, so that gear adjustment is realized, and the rotating speed of the spray gun can be adjusted.
Drawings
FIG. 1 is a schematic diagram of a multi-gear spray gun gearbox according to the present utility model.
Fig. 2 is a schematic diagram of a transmission case of a multi-gear spray gun according to the present utility model.
FIG. 3 is a cut-away view of a multi-gear spray gun gearbox of the present utility model.
Fig. 4 is a front view of a multi-gear spray gun gearbox of the present utility model.
FIG. 5 is a schematic illustration of the structure of a multi-stage spray gun gearbox removal housing of the present utility model.
Fig. 6 is a schematic structural view of the shift mechanism.
Fig. 7 is a rear view of embodiment 2.
Fig. 8 is a schematic diagram of a connection structure of the rocking lever and the central shaft.
As shown in the figure: 1. the gear shifting device comprises a shell, 2, a gear shifting mechanism, 3, a steering assembly, 4, a transmission shaft, 5, a first gear assembly, 6, a second gear assembly, 7, a central shaft, 8, a main driving gear, 9, a first gear driving gear, 10, a second gear driving gear, 11, a first gear driven gear, 12, a second gear driven gear, 13, a steering wheel, 14, a steering worm, 15, a gear shifting handle, 16, a limiting hole, 17, a shaft sleeve, 18, a fixing hole, 19 and a swinging rod.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "vertical", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The following describes the gear box of the multi-gear spray gun according to the utility model in further detail with reference to the accompanying drawings.
With reference to fig. 1-8, the specific implementation process of the multi-gear spray gun gearbox provided by the utility model is as follows:
example 1
A multi-gear spray gun gearbox comprises a shell 1, a gear shifting mechanism 2, a steering assembly 3 and a transmission shaft 4; the gear shifting mechanism 2 comprises a first gear assembly 5 and a second gear assembly 6 which are arranged inside the shell 1; the first gear assembly 5 comprises a central shaft 7, a main driving gear 8, a first gear driving gear 9 and a second gear driving gear 10 which are fixed on the central shaft 7; the second gear assembly 6 comprises a first-gear driven gear 11 and a second-gear driven gear 12 which are coaxially connected; the first-gear driving gear 9 is meshed with the first-gear driven gear 11 for transmission, and at the moment, the gearbox is in a first-gear state; the central shaft 7 is pulled to move along the axial direction so that the first-gear driving gear 9 and the first-gear driven gear 11 are separated from contact, the second-gear driving gear 10 and the second-gear driven gear 12 are meshed, the gear is switched to the second gear, and in the switching process, the main driving gear 8 is always meshed with the steering assembly 3 to ensure that the transmission shaft 4 is always in a rotating running state; the steering assembly 3 extends from the outside of the shell 1 to the inside of the shell, is connected with the main driving gear 8, the transmission shaft 4 and the second gear assembly 6 are coaxially transmitted, and one end of the transmission shaft extends to the rotating structure of the water gun connected with the outside of the shell 1.
Preferably, the steering assembly 3 comprises a steering wheel 13 and a steering worm 14, the steering wheel 13 is arranged outside the shell 1 and comprises a horizontal disc and a plurality of baffles which are vertically arranged with the horizontal disc, when the water gun nozzle sprays water, the water gun nozzle hits the baffles, and then drives the steering wheel 13 to rotate, and then drives the steering worm 14 at the lower end of the steering wheel to rotate, and the steering worm 14 is meshed with the main driving gear 8 to input rotary power.
Preferably, one end of the central shaft 7 extends to the outside of the shell 1 and is provided with a gear shifting handle 15 at the tail end of the central shaft 7, the gear shifting handle 15 is pulled to drive the main driving gear 8, the first-gear driving gear 9 and the second-gear driving gear 10 to move to a gear shifting position, a limiting hole 16 is formed in the shell 1, a shaft sleeve 17 is arranged on the inner wall of the limiting hole 16, the other end of the central shaft 7 penetrates through the shaft sleeve 17 to extend into the limiting hole 16 and is rotationally connected with the shaft sleeve 17, and through limiting of the limiting hole 16, the central shaft 7 is ensured to move horizontally all the time to shift gears, and deflection of the central shaft 7 is prevented.
Preferably, the diameter of the first-gear driving gear 9 is smaller than that of the second-gear driving gear 10, the diameter of the first-gear driven gear 11 is larger than that of the second-gear driven gear 12, and the rotation speed of the gears is adjusted by controlling the diameters of the gears, so that the rotation speed of the transmission shaft 4 is changed, the water outlet speed of the water gun during the first gear is smaller than that of the second gear, and the water speed is controlled by the gear.
Preferably, the first-gear driven gear 11 is attached to the side wall of the second-gear driven gear 12, a gap with the same thickness as that of the first-gear driven gear 11 is reserved between the first-gear driving gear 9 and the second-gear driving gear 10, and the gear shifting position of the gearbox can be smoothly switched through controlling the gap between the gears, so that the gear shifting handle 15 is prevented from being pulled too much or too little, and the gears are completely meshed.
Preferably, the thickness of the main driving gear 8 is larger than that of the first-gear driven gear 11 and is always meshed with the steering worm 14 when the first gear and the second gear are switched, so that the second gear assembly 6 is ensured to always operate, and the transmission shaft 4 is ensured to always rotate to work.
Preferably, one end of the shell 1, which is close to the transmission shaft 4, is provided with a fixing hole 18, the gearbox is connected with the water gun through a bolt and fixed through the fixing hole 18, and the gearbox is connected with the spray gun through the structure, so that the installation of the gearbox is realized.
Example 2
A multi-gear spray gun gearbox comprises a shell 1, a gear shifting mechanism 2, a steering assembly 3 and a transmission shaft 4; the gear shifting mechanism 2 comprises a first gear assembly 5 and a second gear assembly 6 which are arranged inside the shell 1; the first gear assembly 5 comprises a central shaft 7, a main driving gear 8, a first gear driving gear 9 and a second gear driving gear 10 which are fixed on the central shaft 7; the second gear assembly 6 comprises a first-gear driven gear 11 and a second-gear driven gear 12 which are coaxially connected; the first-gear driving gear 9 is meshed with the first-gear driven gear 11 for transmission, and at the moment, the gearbox is in a first-gear state; the central shaft 7 is pulled to move along the axial direction so that the first-gear driving gear 9 and the first-gear driven gear 11 are separated from contact, the second-gear driving gear 10 and the second-gear driven gear 12 are meshed, the gear is switched to the second gear, and in the switching process, the main driving gear 8 is always meshed with the steering assembly 3 to ensure that the transmission shaft 4 is always in a rotating running state; the steering assembly 3 extends from the outside of the shell 1 to the inside of the shell, is connected with the main driving gear 8, the transmission shaft 4 and the second gear assembly 6 are coaxially transmitted, and one end of the transmission shaft extends to the rotating structure of the water gun connected with the outside of the shell 1.
Preferably, the steering assembly 3 comprises a steering wheel 13 and a steering worm 14, the steering wheel 13 is arranged outside the shell 1 and comprises a horizontal disc and a plurality of baffles which are vertically arranged with the horizontal disc, when the water gun nozzle sprays water, the water gun nozzle hits the baffles, and then drives the steering wheel 13 to rotate, and then drives the steering worm 14 at the lower end of the steering wheel to rotate, and the steering worm 14 is meshed with the main driving gear 8 to input rotary power.
Preferably, the rocking rod 19 is connected to one end of the central shaft 7, the rocking rod 19 extends to the outside of the shell 1, the rocking rod 19 rotates to push the central shaft 7 to move along the axial direction to drive the main driving gear 8, the first-gear driving gear 9 and the second-gear driving gear 10 to move to change gear positions, a limiting hole 16 is formed in the shell 1, a shaft sleeve 17 is arranged on the inner wall of the limiting hole 16, the other end of the central shaft 7 penetrates through the shaft sleeve 17 to extend into the limiting hole 16 and is rotationally connected with the shaft sleeve 17, and through the limiting of the limiting hole 16, the central shaft 7 is guaranteed to move horizontally all the time to change gear, and deflection of the central shaft 7 is prevented.
Preferably, the diameter of the first-gear driving gear 9 is smaller than that of the second-gear driving gear 10, the diameter of the first-gear driven gear 11 is larger than that of the second-gear driven gear 12, and the rotation speed of the gears is adjusted by controlling the diameters of the gears, so that the rotation speed of the transmission shaft 4 is changed, the water outlet speed of the water gun during the first gear is smaller than that of the second gear, and the water speed is controlled by the gear.
Preferably, the first-gear driven gear 11 is attached to the side wall of the second-gear driven gear 12, a gap with the same thickness as that of the first-gear driven gear 11 is reserved between the first-gear driving gear 9 and the second-gear driving gear 10, and the gear shifting position of the gearbox can be smoothly switched through controlling the gap between the gears, so that the gear shifting handle 15 is prevented from being pulled too much or too little, and the gears are completely meshed.
Preferably, the thickness of the main driving gear 8 is larger than that of the first-gear driven gear 11 and is always meshed with the steering worm 14 when the first gear and the second gear are switched, so that the second gear assembly 6 is ensured to always operate, and the transmission shaft 4 is ensured to always rotate to work.
Preferably, one end of the shell 1, which is close to the transmission shaft 4, is provided with a fixing hole 18, the gearbox is connected with the water gun through a bolt and fixed through the fixing hole 18, and the gearbox is connected with the spray gun through the structure, so that the installation of the gearbox is realized.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (9)
1. A multi-gear spray gun gearbox, characterized in that: comprises a shell (1), a gear shifting mechanism (2), a steering assembly (3) and a transmission shaft (4);
the gear shifting mechanism (2) comprises a first gear assembly (5) and a second gear assembly (6) which are arranged in the shell (1);
the first gear assembly (5) comprises a central shaft (7), a main driving gear (8), a first-gear driving gear (9) and a second-gear driving gear (10), wherein the main driving gear (8) is fixed on the central shaft (7);
the second gear assembly (6) comprises a first-gear driven gear (11) and a second-gear driven gear (12) which are coaxially connected;
the first-gear driving gear (9) is meshed with the first-gear driven gear (11) for transmission, the central shaft (7) can move along the axial direction to enable the first-gear driving gear (9) to be separated from contact with the first-gear driven gear (11), and the second-gear driving gear (10) is meshed with the second-gear driven gear (12) to realize the switching between the first gear and the second gear;
the steering assembly (3) extends from the outside of the shell (1) to the inside of the shell, is connected with the main driving gear (8), and the transmission shaft (4) and the second gear assembly (6) are coaxially transmitted, and one end of the transmission shaft extends to the rotating structure of the water gun connected with the outside of the shell (1).
2. A multi-gear spray gun gearbox according to claim 1, wherein: the steering assembly (3) comprises a steering wheel (13) and a steering worm (14), one end of the steering worm (14) is connected with the steering wheel (13), and the other end of the steering worm is in meshed transmission with the main driving gear (8).
3. A multi-gear spray gun gearbox according to claim 2, wherein: one end of the central shaft (7) extends to the outside of the shell (1) and a gear shifting handle (15) is arranged at the tail end of the central shaft.
4. A multi-gear spray gun gearbox according to claim 2, wherein: one end of the central shaft (7) is connected with a swinging rod (19), the swinging rod (19) extends to the outside of the shell (1), and the swinging rod (19) rotates to push the central shaft (7) to move along the axial direction.
5. A multi-gear spray gun gearbox according to claim 3 or 4, characterised in that: the shell (1) is internally provided with a limiting hole (16), the inner wall of the limiting hole (16) is provided with a shaft sleeve (17), and the other end of the central shaft (7) penetrates through the shaft sleeve (17) to extend into the limiting hole (16) and is rotationally connected with the shaft sleeve (17).
6. The multi-gear spray gun gearbox of claim 5 wherein: the diameter of the first-gear driving gear (9) is smaller than that of the second-gear driving gear (10), and the diameter of the first-gear driven gear (11) is larger than that of the second-gear driven gear (12).
7. The multi-gear spray gun gearbox of claim 6 wherein: the first-gear driven gear (11) is attached to the side wall of the second-gear driven gear (12), and a gap with the same thickness as that of the first-gear driven gear (11) is reserved between the first-gear driving gear (9) and the second-gear driving gear (10).
8. The multi-gear spray gun gearbox of claim 7 wherein: the thickness of the main driving gear (8) is larger than that of the first-gear driven gear (11) and is always meshed with the steering worm (14) when the first gear and the second gear are switched.
9. A multi-gear spray gun gearbox according to claim 1, wherein: one end of the shell (1) close to the transmission shaft (4) is provided with a fixing hole (18), and the gearbox is connected with the water gun and fixed through bolts and the fixing hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321543234.1U CN220134536U (en) | 2023-06-16 | 2023-06-16 | Multi-gear spray gun gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321543234.1U CN220134536U (en) | 2023-06-16 | 2023-06-16 | Multi-gear spray gun gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220134536U true CN220134536U (en) | 2023-12-05 |
Family
ID=88961338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321543234.1U Active CN220134536U (en) | 2023-06-16 | 2023-06-16 | Multi-gear spray gun gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134536U (en) |
-
2023
- 2023-06-16 CN CN202321543234.1U patent/CN220134536U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7677469B1 (en) | Sprinkler with reversing planetary gear drive | |
| US10786823B2 (en) | Reversing mechanism for an irrigation sprinkler with a reversing gear drive | |
| US5862997A (en) | Center pivot irrigation system with improved worm gear wheel drive | |
| CN220134536U (en) | Multi-gear spray gun gearbox | |
| CN112427155A (en) | Shower nozzle with three-dimensional rotation function | |
| CN106523601B (en) | A kind of reel sprinkling irrigation machine sliding manual transmission | |
| CN206221581U (en) | Reel sprinkling irrigation machine slides manual transmission | |
| CN213996335U (en) | Three-dimensional rotating nozzle | |
| CN218913614U (en) | Rotating speed regulator for spray gun | |
| CN218796611U (en) | Multi-functional many gears spray gun | |
| CN221203575U (en) | Waterproof gearbox multi-water-channel turbine worm spray gun | |
| CN209444270U (en) | A kind of power head device of jumbolter | |
| CN219692152U (en) | Multi-speed transmission | |
| CN217481941U (en) | Gearbox gearshift and spray gun | |
| CN213839436U (en) | Speed changer | |
| CN219781145U (en) | Spray irrigation equipment | |
| CN213109799U (en) | Agriculture and forestry plant protection unmanned aerial vehicle pesticide sprinkler | |
| CN221360496U (en) | Porous double-fluid rotary spray head | |
| CN217888344U (en) | Worm wheel and worm spray gun with continuously adjustable rotating speed | |
| CN218423497U (en) | Thermal insulation coating spraying machine convenient for adjusting direction | |
| CN219734197U (en) | Control system for power reversing gearbox of tractor | |
| CN219519229U (en) | Multifunctional turbine worm atomizing spray gun | |
| CN219984646U (en) | Chlorination reation kettle convenient to clearance | |
| CN210815836U (en) | Paint ejection mechanism of automatic spraying robot | |
| CN113606298A (en) | Speed changer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |