Grassland spraying device

Abstract

The utility model discloses a grassland spraying device which comprises a spraying pipe, a plurality of sprayers arranged at the spraying end of the spraying pipe in the circumferential direction and a blocking rod assembly connected with the spraying pipe in a rotating mode and matched with the sprayers, and the blocking rod assembly comprises a connecting frame, a blocking strip and a locking structure. The connecting frame is rotationally connected with the spraying pipe, the multiple blocking strips are arranged on the connecting frame in the circumferential direction, when the connecting frame rotates, the multiple blocking strips form a spraying range limiting wall with a certain inclination angle outside the multiple spraying nozzles, one end of each blocking strip is rotationally connected with the connecting frame, and the other end of each blocking strip is rotationally connected with the spraying pipe. The locking structure is matched with the rotary connecting end of each blocking strip and used for locking and fixing the rotary connecting end of each blocking strip after the limiting range of the spraying range limiting wall is changed by rotating the inclination angle of each blocking strip. Compared with the prior art, the grassland spraying device has the advantage that the use scene of the grassland spraying device is enriched.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying equipment, in particular to a lawn spraying device. Background Art

[0002] Grassland is an important part of urban greening. The growth of grass cannot be separated from water. When the climate is not suitable, artificial watering is required. Water spraying maintenance is one of the most basic maintenance methods for grass. The grass sprinkler device can replace manual labor and realize convenient greening assistance.

[0003] The patent document with application number CN202321817128.8 discloses a lawn spraying device, including a spraying mechanism, the spraying mechanism for lawn spraying is installed on a water pipe, and the spraying mechanism includes a water spraying atomization component and a liquid medicine adding component;

[0004] The water spray atomization assembly includes a spray pipe and a nozzle, the nozzle is connected to the upper pipe body of the spray pipe, the inner wall of the spray pipe is fixedly connected with a spiral guide plate, and the spray pipe is provided with vortex blades; the lower pipe body of the spray pipe is connected with a shunt pipe, and the shunt pipe is provided with a liquid medicine adding assembly, the liquid medicine adding assembly includes a threaded docking seat, a liquid medicine bottle and a liquid storage pipe, the threaded docking seat is installed on the outer side of the pipe body of the shunt pipe, the liquid storage pipe is arranged in the shunt pipe, and the liquid storage pipe is connected with the bottom end of the threaded docking seat, and the liquid medicine bottle is installed on the threaded docking seat. Among them, a baffle is arranged above the spray pipe, and the spray pipe is vertically connected with a rotating rod, one end of the rotating rod located in the spray pipe is connected to the vortex blade coaxially, and one end of the rotating rod located in the spray pipe is connected to the middle part of the baffle, and the rotating rod passes through the rod body of the spray pipe and is sleeved with a sealed bearing.

[0005] The inclination angle of the lever in the above-mentioned lawn spraying device is fixed, resulting in a constant range of spraying the lawn, and the range of spraying the lawn cannot be adaptively adjusted according to demand. Utility Model Content

[0006] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a lawn spraying device to solve the problem in the prior art that the inclination angle of the gear lever is fixed and the range of lawn spraying cannot be adaptively adjusted according to demand.

[0007] To achieve the above-mentioned purpose, the utility model adopts the following technical solution: a lawn spraying device, comprising a spraying pipe, a plurality of spray heads arranged circumferentially at the spraying end of the spraying pipe, and a lever assembly rotatably connected to the spraying pipe and cooperating with the plurality of spray heads, the lever assembly comprising:

[0008] A connecting frame, the connecting frame is rotatably connected to the spray pipe;

[0009] Baffle bars, wherein the baffle bars are provided in a plurality and are arranged circumferentially on the connecting frame, and when the connecting frame rotates, the plurality of baffle bars form a spray range limiting wall with a certain inclination angle outside the plurality of sprinkler heads, and one end of each baffle bar is rotatably connected to the connecting frame;

[0010] A locking structure cooperates with the rotating connection end of each gear bar and is used to lock and fix the rotating connection end of each gear bar after rotating the inclination angle of each gear bar to change the restriction range of the spray range restriction wall.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The lawn sprinkler device mainly comprises a sprinkler pipe, a sprinkler head and a stop bar assembly consisting of a connecting frame, a stop bar and a locking structure. When in use, each stop bar is rotated according to the range requirement for lawn sprinkler spraying, thereby adjusting the inclination angle of the spray range limiting wall formed by the plurality of stop bars when the connecting frame rotates, and then each stop bar is locked and fixed by the locking structure, so that the lawn sprinkler device can be stabilized on the lawn to form a certain spray range, thereby enriching the use scenarios of the lawn sprinkler device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a partial structural schematic diagram of an embodiment of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the partial structure of the middle nozzle.

[0015] The figure marks in the drawings of the specification include: spray pipe 1, nozzle 2, nozzle body 21, plug 22, elastic traction structure 23, connecting rod 231, locking spring 232, gear lever assembly 3, connecting frame 31, gear bar 32, locking structure 33, first limit member 331, mounting block 3311, first stop block 3312, elastic member 3313, second limit member 332, support rod 3321, second stop block 3322, rotating rod 4. DETAILED DESCRIPTION

[0016] The utility model is further described in detail below through specific implementation methods:

[0017] like Figure 1 As shown, an embodiment of the utility model provides a lawn spraying device, comprising a spraying pipe 1, a plurality of spray heads 2 arranged circumferentially at the spraying end of the spraying pipe 1, and a lever assembly 3 rotatably connected to the spraying pipe 1 and cooperating with the plurality of spray heads 2, wherein the lever assembly 3 comprises a connecting frame 31, a stop bar 32 and a locking structure 33;

[0018] Among them, the connecting frame 31 is rotatably connected to the spray pipe 1, and there are multiple baffles 32 which are circumferentially arranged on the connecting frame 31. When the connecting frame 31 rotates, the multiple baffles 32 form a spray range limiting wall with a certain inclination angle outside the multiple nozzles 2. One end of each of the baffles 32 is rotatably connected to the connecting frame 31, and the locking structure 33 cooperates with the rotating connection end of each baffle 32 to lock and fix the rotating connection end of each baffle 32 after rotating the inclination angle of each baffle 32 to change the limiting range of the spray range limiting wall.

[0019] The lawn sprinkler device mainly comprises a sprinkler pipe 1, a sprinkler head 2 and a lever assembly 3 which comprises a connecting frame 31, a stop bar 32 and a locking structure 33. When in use, each stop bar 32 is rotated according to the range requirement for lawn sprinkler spraying, thereby adjusting the inclination angle of the spray range limiting wall formed by the plurality of stop bars 32 when the connecting frame 31 rotates, and then each stop bar 32 is locked and fixed by the locking structure 33, so that the lawn sprinkler device can be stabilized on the lawn to form a certain spray range, thereby enriching the use scenarios of the lawn sprinkler device.

[0020] In this embodiment:

[0021] A rotating rod 4 is rotatably arranged in the spray pipe 1 along the axial direction thereof. The rotating rod 4 is provided with spiral blades. One end of the rotating rod 4 passes through the spray pipe 1 to be connected to the connecting frame 31 .

[0022] After the sprinkler pipe 1 is installed, each gear bar 32 is rotated according to the spraying range requirement of the lawn, and then the gear bars 32 are locked and fixed by the locking structure 33; then water enters the sprinkler pipe 1 and is sprayed out from the nozzle 2, and at the same time, the water flows in the sprinkler pipe 1 to drive the spiral blades to rotate, and the spiral blades drive the connecting frame 31 to rotate through the rotating rod 4, so that the multiple gear bars 32 form a spraying range limiting wall with a certain inclination angle outside the multiple nozzles 2, so as to perform a certain range of spraying work on the lawn.

[0023] In order to better understand the present solution, the locking structure 33 and other structures will be further optimized below.

[0024] like Figure 1 As shown, according to another embodiment of the utility model, the lawn sprinkler device, wherein the locking structure 33 includes a plurality of locking parts, and the plurality of locking parts are matched with the rotating connection ends of the plurality of gear bars 32 in a one-to-one correspondence.

[0025] In this embodiment, the number of the shift bars 32 is two for example, and the number of the corresponding locking parts is also two.

[0026] Based on the above scheme:

[0027] Each of the locking parts includes a first limit member 331 and a second limit member 332. The first limit member 331 is arranged on the connecting frame 31 and elastically abuts against one side of the rotating connection end of the corresponding gear bar 32; the second limit member 332 is arranged on the connecting frame 31 and abuts against the other side of the rotating connection end of the corresponding gear bar 32.

[0028] Here, the first limiting member 331 and the second limiting member 332 cooperate to lock and fix the rotating connection end of the adjusted stop bar 32, so that the adjusted stop bar 32 forms a stable spray range limiting wall during the rotation process.

[0029] Among them, the first limiting member 331 includes a mounting block 3311 and a first abutment block 3312, the mounting block 3311 is fixedly arranged on the connecting frame 31; the first abutment block 3312 is connected to the mounting block 3311 through an elastic member 3313, and the first abutment block 3312 is used to abut against one side of the rotating connection end of the corresponding gear bar 32.

[0030] The first abutment block 3312 abuts against one side of the rotating connection end of the corresponding gear bar 32, and cooperates with the second limiting member 332 to abut against the other side of the rotating connection end of the corresponding gear bar 32 to complete the clamping and fixing of the corresponding gear bar 32; specifically, the elastic member 3313 is an elastic telescopic rod connected between the mounting block 3311 and the first abutment block 3312, so that the first abutment block 3312 and the corresponding gear bar 32 are elastically abutted, and can meet the use requirements during use.

[0031] The second stopper 332 includes a support rod 3321 and a second stopper 3322 . The support rod 3321 is connected to the connecting frame 31 . The second stopper 3322 is threadedly connected to the support rod 3321 and abuts against the other side of the rotating connection end of the corresponding gear bar 32 .

[0032] Specifically, the support rod 3321 can be a screw rod, and the second stop block 3322 can be a nut. The second stop block 3322 is threadedly connected to the support rod 3321 to abut against the rotating connection end of the gear bar 32, and cooperates with the first stop block 3312 to clamp and fix the rotating connection end of the gear bar 32.

[0033] The stop bar 32 can be rotated within a certain angle and can be clamped and fixed by the cooperation of the first stop block 3312 and the second stop block 3322 .

[0034] Among them, an extension block is connected to the rotating connection end of the gear bar 32, and a clearance gap is opened on the extension block. The support rod 3321 passes through the clearance gap, and the second stop block 3322 is abutted against the extension block, and the first stop block 3312 is abutted against the rotating connection end of the gear bar 32 to complete the clamping and fixing of the gear bar 32.

[0035] like Figure 1 and Figure 2 As shown, according to another embodiment of the utility model, a lawn sprinkler device is described, wherein each of the sprinkler heads 2 includes a sprinkler body 21 and a plug 22, wherein the sprinkler body 21 is connected to the sprinkler pipe 1; the plug 22 is attached to the outside of the sprinkler body 21 and seals the nozzle of the sprinkler body 21, and an elastic traction structure 23 is connected between the plug 22 and the sprinkler body 21, and the elastic traction structure 23 forms a spray gap between the plug 22 and the nozzle of the sprinkler body 21 under a certain pressure.

[0036] When not in use, the plug 22 seals the nozzle of the nozzle body 21; when in use, water enters the nozzle body 21 to have a certain pressure, driving the elastic traction structure 23 to expand, forming a spray gap between the plug 22 and the nozzle of the nozzle body 21, and water enters the spray gap from the nozzle of the nozzle body 21 to form atomization and spray out.

[0037] Among them, two mounting grooves arranged opposite to each other are opened on the inner wall of the nozzle body 21, and the elastic traction structure 23 includes a connecting rod 231. The connecting rod 231 is connected between the two mounting grooves and is arranged to slide along the axial direction of the nozzle body 21. Both ends of the connecting rod 231 are connected to the inner walls of the corresponding mounting grooves through locking springs 232. The middle part of the connecting rod 231 is also connected to a connecting rib that passes through the nozzle of the nozzle body 21 and is connected to the plug 22.

[0038] When not in use, the locking spring 232 provides a locking force to make the plug 22 fit tightly against the nozzle of the nozzle body 21 to seal the nozzle of the nozzle body 21; when in use, water enters the nozzle body 21 to have a certain pressure to drive the plug 22 to move away from the nozzle body 21, the connecting rod 231 moves in the two mounting grooves, and the locking springs 232 are contracted to form a spray gap between the plug 22 and the nozzle of the nozzle body 21, and water enters the spray gap from the nozzle of the nozzle body 21 and is sprayed out to form atomization and spray; after stopping use, the locking spring 232 resets the connecting rod 231 and the plug 22, and the plug 22 fits tightly against the nozzle of the nozzle body 21 again to seal the nozzle of the nozzle body 21.

[0039] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A lawn spraying device, comprising a spray pipe, a plurality of spray heads arranged circumferentially at the spray end of the spray pipe, and a lever assembly rotatably connected to the spray pipe and cooperating with the plurality of spray heads, characterized in that: The gear lever assembly comprises: A connecting frame, the connecting frame is rotatably connected to the spray pipe; Baffle bars, wherein the baffle bars are provided in a plurality and are arranged circumferentially on the connecting frame, and when the connecting frame rotates, the plurality of baffle bars form a spray range limiting wall with a certain inclination angle outside the plurality of sprinkler heads, and one end of each baffle bar is rotatably connected to the connecting frame; A locking structure cooperates with the rotating connection end of each gear bar and is used to lock and fix the rotating connection end of each gear bar after rotating the inclination angle of each gear bar to change the restriction range of the spray range restriction wall.

2. A lawn spraying device according to claim 1, characterized in that: The locking structure includes a plurality of locking parts, and the plurality of locking parts are matched with the rotation connection ends of the plurality of gear bars in a one-to-one correspondence.

3. A lawn spraying device according to claim 2, characterized in that: Each of the locking parts comprises: A first stopper, which is disposed on the connecting frame and elastically abuts against one side of the rotating connecting end of the corresponding stop bar; A second limiting member, wherein the second limiting member is arranged on the connecting frame and abuts against the other side of the rotating connecting end of the corresponding stop bar.

4. A lawn spraying device according to claim 3, characterized in that: The first limiting member comprises: A mounting block, the mounting block being fixedly disposed on the connecting frame; The first abutment block is connected to the mounting block via an elastic member, and the first abutment block is used to abut against one side of the rotating connection end of the corresponding gear bar.

5. A lawn spraying device according to claim 3, characterized in that: The second limiting member comprises: A support rod, wherein the support rod is connected to the connecting frame; The second abutment block is threadedly connected to the support rod and abuts against the other side of the rotating connection end of the corresponding gear bar.

6. A lawn spraying device according to claim 1, characterized in that: Each of the nozzles comprises: A nozzle body, wherein the nozzle body is connected to a spray pipe; The plug is attached to the outside of the nozzle body and seals the nozzle of the nozzle body. An elastic traction structure is connected between the plug and the nozzle body. The elastic traction structure forms a spray gap between the plug and the nozzle of the nozzle body under a certain pressure.

7. A lawn spraying device according to claim 6, characterized in that: The inner wall of the nozzle body is provided with two mounting grooves arranged opposite to each other, and the elastic traction structure comprises: A connecting rod is connected between the two mounting grooves and is arranged to slide along the axial direction of the nozzle body. Both ends of the connecting rod are connected to the inner walls of the corresponding mounting grooves through locking springs. The middle part of the connecting rod is also connected to a connecting rib that passes through the nozzle of the nozzle body and is connected to the plug.

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