CN213523564U

CN213523564U - Municipal garden afforestation protector

Info

Publication number: CN213523564U
Application number: CN202021290838.6U
Authority: CN
Inventors: 武文静
Original assignee: Tianjin Huixin Environmental Protection Technology Co ltd
Current assignee: Tianjin Xinshuo Aluminum Profile Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-06-25
Anticipated expiration: 2030-07-03

Abstract

The utility model relates to the technical field of garden protection accessories, in particular to a municipal garden greening protection device, the spraying range of a spray head of which can be conveniently adjusted, thereby reducing the use limitation and improving the practicability; the automatic feeding device comprises a supporting rod, a supporting plate, a bottom plate, a working box, a discharging pipe and four groups of trundles, wherein a working cavity is arranged in the working box, the top end of the working box is communicated with a maintenance opening, a maintenance cover is arranged at the maintenance opening through a bolt, a feeding pipe is hermetically communicated above the left side of the working box, a feeding valve is arranged at the feeding pipe, the input end of the discharging pipe is communicated with a servo pump, the output end of the discharging pipe is hermetically communicated with a communicating hose, and the output end of the communicating hose is hermetically communicated with; the support rod is arranged into an electric telescopic rod, and the support rod further comprises a support frame and four groups of upper support blocks, wherein a reinforcing rod group is connected between the first motor and the right side of the top end of the bottom plate, and the support rod further comprises an auxiliary wheel group, a limiting ring and a limiting rod group.

Description

Municipal garden afforestation protector

Technical Field

The utility model relates to a gardens protection auxiliary device's technical field especially relates to a municipal garden afforestation protector.

Background

As is well known, a municipal garden greening protection device is an auxiliary device which is used for spraying insecticide to trees in the process of municipal garden greening so as to better protect the trees from mosquitoes, and is widely used in the field of garden protection; the existing municipal garden greening protection device comprises support rods, a support plate, a bottom plate, a working box, a discharge pipe and four groups of trundles, wherein the working box is arranged at the top end of the bottom plate, a working chamber is arranged in the working box, the top end of the working box is communicated with a maintenance opening, the maintenance opening is provided with a maintenance cover in a screwed manner, the upper part of the left side of the working box is hermetically communicated with a feed pipe, a feed valve is arranged at the feed pipe, the input end of the discharge pipe penetrates through the right side of the working box and extends into the lower part of the inside of the working box, the input end of the discharge pipe is communicated with a servo pump, the discharge pipe is mechanically sealed with the working box, the output end of the discharge pipe is hermetically communicated with a communication hose, the output end of the communication hose is hermetically communicated with a spray head, the four groups of trundles are respectively and rotatably arranged at, the output end of the communicating hose is arranged at the top end of the supporting plate; when the existing municipal garden greening protection device is used, the device is integrally pushed to a proper position through four groups of trundles, pesticide and water are all led into a working cavity through a feeding pipe, a servo pump is started to lead mixed liquid to the output end of a spray head for spraying, a maintenance port is convenient for maintaining the interior of the working box, the servo pump is a common electric device in the market, and the device can be used only by being electrically connected according to a purchased instruction when being bought for use, so that the detailed description is omitted; present municipal garden afforestation protector discovers in using, and its shower nozzle sprays the scope and can not conveniently adjust to lead to it to use the limitation higher, its practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a municipal garden afforestation protector that its shower nozzle sprays the scope and can conveniently adjust to reduce its use limitation, improve its practicality.

The utility model discloses a municipal garden afforestation protector, including the bracing piece, a supporting plate, the bottom plate, the work box, discharge tube and four groups of truckles, the inside work chamber that is provided with of work box, work box top intercommunication is provided with the maintenance mouth, and the bolt spiral shell is equipped with the maintenance cover in maintenance mouth department, the sealed intercommunication in work box left side top has the inlet pipe, and be provided with the feed valve in inlet pipe department, the discharge tube input passes the work box right side and stretches into to the inside below of work box, and discharge tube input intercommunication is provided with the servo pump, discharge tube and work box mechanical seal, the sealed intercommunication of discharge tube output has the intercommunication hose, the sealed intercommunication of intercommunication hose output has the shower nozzle, four groups of truckles can be installed in bottom plate left front side, right front side, left rear side and right rear side respectively rotatably, the bracing piece top is connected with the; the support frame is arranged on the rotating plate, the four groups of upper support blocks are respectively arranged on the left front side, the right front side, the left rear side and the right rear side of the bottom end of the support plate, the top ends of the four groups of support springs are respectively connected with the four groups of upper support blocks, the four groups of support blocks are respectively arranged on the left front side, the right front side, the left rear side and the right rear side of the bottom end of the support plate, the four groups of upper support blocks are respectively connected with the four groups of upper support blocks, and the bottom ends of the four groups of support springs are respectively connected with the four groups of lower support blocks, four groups of lower supporting blocks are all arranged at the top end of the supporting frame, a reinforcing rod group is connected between the first motor and the right side of the top end of the bottom plate, the supporting frame further comprises an auxiliary wheel group, a limiting ring and a limiting rod group, the limiting ring is sleeved on the outer side of the transmission shaft, one end of the limiting rod group is connected with the limiting ring, the other end of the limiting rod group is connected with the right side of the top end of the bottom plate, one end of the auxiliary wheel group is connected with the inner side of the limiting ring, the other end of the auxiliary wheel group is in close contact with the outer side of the transmission shaft, the supporting plate is arranged as an iron plate, the bottom plate of the output end of the communication hose is arranged on the iron-absorbing stone plate, the iron-absorbing stone plate is adsorbed at the top end of the supporting plate, the left side of the top end of the bottom, and the two groups of positioning plates are respectively positioned below the two groups of stop blocks.

Preferably, the intercommunication is provided with logical groove in the middle part of the maintenance cover, and it is rotatable to be fixed with the ball group to lead to the inslot lateral wall, still include the second motor, the intubate, insert post and stirring leaf group, the second motor is installed on maintenance cover top, the top and the second motor bottom output of intubate are connected, the intubate bottom is passed the ball group and is stretched into to the work box inside, insert inside the post top inserts to the intubate bottom, stirring leaf group installs on the post lateral wall, be connected with the enhancement post group between second motor and the maintenance cover top.

Preferably, still include spacing post, two sets of spacing springs and two sets of locating pieces, it is provided with spacing chamber to insert the inside top of post, be provided with left through-hole and right through-hole on inserting post left side wall and the right side wall respectively, intubate left side wall and right side wall are provided with spacing hole in a left side and the spacing hole in the right side respectively, spacing post is installed at spacing intracavity top lateral wall, two sets of spacing springs all are located spacing intracavity, the one end of two sets of spacing springs is connected with spacing post left side and right side respectively, the other end at two sets of spacing springs is installed respectively to the one end of two sets of locating pieces, left through-hole and right through-hole are passed respectively to the other end of two sets of locating pieces, and the other.

Preferably, the fixed cover in intubate outside top is equipped with the rolling disc, and the maintenance cover bottom is provided with ring shape spout to rotatable being fixed with two sets of sliders in ring shape spout inside, two sets of sliders are installed respectively in the rolling disc top left and right sides.

Preferably, still including holding case and drain pipe, hold the case and install the lateral wall before the work box, hold the incasement and be provided with and hold the chamber, hold the case top intercommunication and be provided with the inlet, the top input of drain pipe with hold the sealed intercommunication of bottom of the case end, the sealed intercommunication of lateral wall before drain pipe output and the work box still includes clamp plate, depression bar and briquetting, the depression bar top is connected with the clamp plate, the depression bar bottom is connected with the briquetting, is provided with the scale on the depression bar lateral wall.

Preferably, still include curb plate and two sets of pushing hands, the curb plate is installed in the bottom plate left side, and two sets of pushing hands are all installed in the curb plate left side, and all are provided with anti-skidding line on two sets of pushing hands.

Preferably, the sealing layer is sleeved on the outer side of the pressing block and tightly attached to the inner side wall of the containing cavity.

Compared with the prior art, the beneficial effects of the utility model are that: the rotating plate can be driven to rotate by the first motor, the auxiliary rotation and the support effect are convenient to improve by the two groups of pulleys, the spraying height of the communicating hose can be conveniently adjusted by the electric telescopic rod, the spraying range of the spray head can be conveniently adjusted, the use limitation of the spray head is reduced, the practicability of the spray head is improved, the electric telescopic rod and the first motor are common electric devices in the market, the stable power-off self-locking mechanism and the angle precise adjusting mechanism are arranged when the first motor is bought back, the spray head can be used only by being electrically connected according to the purchased use instruction when being bought back, so that the repeated description is omitted, the support stability of the electric telescopic rod is improved by the support frame, the support plate is kept balanced while the use reliability is improved by the auxiliary support of the four groups of support springs, meanwhile, the limit ring plays a certain limit role in, reduce rocking of transmission shaft, the supplementary wheelset is supplementary to be rotated and is more smooth and improve the supporting effect, and the stiffener group improves first motor installation stability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure of the cannula and post connection;

FIG. 3 is a schematic view of the connection between the base plate and the stopper;

FIG. 4 is an enlarged partial view of portion A of FIG. 1;

FIG. 5 is an enlarged view of part B of FIG. 1;

FIG. 6 is an enlarged partial view of portion C of FIG. 1;

in the drawings, the reference numbers: 1. a support bar; 2. a support plate; 3. a base plate; 4. a work box; 5. a discharge pipe; 6. a caster wheel; 7. a maintenance cover; 8. a feed pipe; 9. a servo pump; 10. a communication hose; 11. a spray head; 12. a rotating plate; 13. a first motor; 14. a drive shaft; 15. a pulley; 16. A support frame; 17. a support spring; 18. a stiffener group; 19. an auxiliary wheel set; 20. a limiting ring; 21. a limit rod group; 22. a magnet slab; 23. a stopper; 24. mounting a column; 25. positioning a plate; 26. a second motor; 27. inserting a tube; 28. inserting a column; 29. stirring the leaf group; 30. a set of reinforcing struts; 31. a limiting column; 32. positioning blocks; 33. rotating the disc; 34. a slider; 35. a containing box; 36. a liquid outlet pipe; 37. pressing a plate; 38. a pressure lever; 39. briquetting; 40. a side plate; 41. A pushing handle; 42. and (7) sealing the layer.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 6, the utility model discloses a municipal garden afforestation protector, including bracing piece 1, backup pad 2, bottom plate 3, work box 4, discharge tube 5 and four truckles 6 of group, work box 4 inside is provided with the working chamber, work box 4 top intercommunication is provided with the maintenance mouth, and the bolt spiral shell of department is being maintained and is equipped with maintenance cover 7, work box 4 left side top sealed intercommunication has inlet pipe 8, and be provided with the feed valve in inlet pipe 8 department, discharge tube 5 input passes work box 4 right side and stretches into to work box 4 inside below, and discharge tube 5 input intercommunication is provided with servo pump 9, discharge tube 5 and work box 4 mechanical seal, discharge tube 5 output sealed intercommunication has intercommunication hose 10, intercommunication hose 10 output sealed intercommunication has shower nozzle 11, four truckles 6 of group are rotatable installation respectively in bottom 3 left front side, right side, The top end of the supporting rod 1 is connected with the bottom end of the supporting plate 2; the support device also comprises a rotating plate 12, a first motor 13, a transmission shaft 14 and two groups of pulleys 15, wherein the first motor 13 is arranged on the right side of the top end of the bottom plate 3, the bottom end of the transmission shaft 14 is connected with the output end of the top of the first motor 13, the top end of the transmission shaft 14 is connected with the center of the bottom end of the rotating plate 12, the top ends of the two groups of pulleys 15 are respectively connected with the left side and the right side of the bottom end of the rotating plate 12, the bottom ends of the two groups of pulleys 15 are respectively contacted with the top end of the bottom plate 3, a support rod 1 is arranged in the middle of the top end of the rotating plate 12, the support rod 1 is an electric telescopic rod, the support frame 16, four groups of upper support blocks, four groups of support springs 17 and four groups of lower support blocks are arranged on the outer side of the electric telescopic rod, the support frame 16 is arranged on the rotating, the bottom ends of four groups of supporting springs 17 are respectively connected with four groups of lower supporting blocks, the four groups of lower supporting blocks are all arranged at the top end of a supporting frame 16, a reinforcing rod group 18 is connected between a first motor 13 and the right side of the top end of a bottom plate 3, the device also comprises an auxiliary wheel group 19, a limiting ring 20 and a limiting rod group 21, the limiting ring 20 is sleeved outside a transmission shaft 14, one end of the limiting rod group 21 is connected with the limiting ring 20, the other end of the limiting rod group 21 is connected with the right side of the top end of the bottom plate 3, one end of the auxiliary wheel group 19 is connected with the inner side of the limiting ring 20, the other end of the auxiliary wheel group 19 is closely contacted with the outer side of the transmission shaft 14, a rotating plate 12 is driven to rotate by the first motor 13, and the auxiliary rotation and the supporting effect are conveniently improved by two, the practicability of the electric telescopic handle is improved, the electric telescopic handle and the first motor 13 are common electric devices in the market, and the first motor 13 is provided with a stable power-off self-locking mechanism and an angle precise adjusting mechanism when being bought back, and can be used only by being electrically connected according to a bought back instruction when being bought back for use, so that the details are not repeated, the support stability of the electric telescopic handle is improved through the support frame 16, the support plate 2 is kept balanced while the use reliability is improved through the auxiliary support of the four groups of support springs 17, meanwhile, the limiting ring 20 plays a certain limiting role in the rotation of the transmission shaft 14, the use reliability is improved, the shaking of the transmission shaft 14 is reduced, the auxiliary wheel set 19 assists the rotation to be smoother and the support effect is improved, the reinforcing rod group 18 improves the installation stability of the first motor 13, the support plate 2 is arranged as an iron plate, the iron-absorbing stone plate 22 is adsorbed at the top end of the supporting plate 2, the left side of the top end of the bottom plate 3 is provided with a mounting groove, the upper portion of the left side wall and the upper portion of the inner right side wall in the mounting groove are respectively provided with a stop dog 23, the bottom end of the working box 4 is provided with a mounting column 24, the lower portion of the left side and the lower portion of the right side of the mounting column 24 are respectively provided with a positioning plate 25, the bottom end of the mounting column 24 is contacted with the inner bottom side wall of the mounting groove, the two groups of positioning plates 25 are respectively positioned in the mounting groove, and the two groups of positioning plates 25 are respectively positioned below the two groups of stop dogs 23, the working box 4 can be conveniently disassembled, cleaned or used independently by manually rotating the working box 4 to ensure that the two groups of positioning plates 25 are positioned in the gap between the two groups of stop dogs 23 and pulled upwards, the two groups of positioning, the two groups of positioning plates 25 are positioned in the mounting groove, the working box 4 is rotated, the two groups of positioning plates 25 are respectively positioned below the two groups of stop blocks 23, namely the two groups of positioning plates 25 can be limited through the two groups of stop blocks 23, so that the working box 4 is conveniently fixed, the iron-absorbing stone plate 22 is not adsorbed at the top end of the supporting plate 2 when the working box 4 is disassembled, the spray head 11 is convenient to disassemble along with the disassembly of the working box 4, the middle part of the maintenance cover 7 is communicated with a through groove, the ball group is rotatably fixed on the inner side wall of the through groove, the spray head further comprises a second motor 26, an insertion pipe 27, an insertion column 28 and a stirring blade group 29, the second motor 26 is arranged at the top end of the maintenance cover 7, the top end of the insertion pipe 27 is connected with the output end at the bottom of the second motor 26, the bottom end of the insertion pipe 27 passes through the ball group, a reinforcing column group 30 is connected between the second motor 26 and the top end of the maintenance cover 7, the second motor 26 drives the stirring blade group 29 on the inserting column 28 to rotate to stir the mixed liquid of the pesticide and the water, so that the mixed liquid is more uniformly mixed, the ball group assists the inserting tube 27 to rotate more smoothly, the second motor 26 is a common electric device in the market, when the device is bought for use, the device can be used only by being electrically connected according to the purchased instruction, and therefore the detailed description is omitted, the device also comprises a limiting column 31, two groups of limiting springs and two groups of positioning blocks 32, a limiting cavity is arranged above the inner part of the inserting column 28, a left through hole and a right through hole are respectively arranged on the left side wall and the right side wall of the inserting column 28, a left limiting hole and a right limiting hole are respectively arranged on the left side wall and the right side wall of the inserting tube 27, the limiting column 31 is arranged on the top side wall in the limiting cavity, the two groups, one end of two groups of positioning blocks 32 are respectively arranged at the other end of two groups of limiting springs, the other end of two groups of positioning blocks 32 respectively passes through the left through hole and the right through hole, and the other end of two groups of positioning blocks 32 are respectively inserted into the left limiting hole and the right limiting hole, the stirring blade group 29 is disassembled by the matching of the inserting column 28 and the inserting tube 27, when disassembling, only two groups of positioning blocks 32 need to be pressed inwards manually to drill out two groups of positioning blocks 32 from the left limiting hole and the right limiting hole, thereby facilitating the longitudinal movement disassembly or the assembly of the inserting column 28, after adjustment, two groups of positioning blocks 32 drill into the left limiting hole and the right limiting hole under the action of two groups of limiting springs to achieve the fixing effect, the side wall of the inserting column 28 is tightly attached to the inner side wall of the inserting tube 27, facilitating the random swinging of the inserting column, facilitating the disassembly and cleaning of the stirring blade, the bottom end of the maintenance cover 7 is provided with a circular sliding groove, two groups of sliding blocks 34 are rotatably fixed in the circular sliding groove, the two groups of sliding blocks 34 are respectively arranged at the left side and the right side of the top end of the rotating disc 33, the two groups of sliding blocks 34 facilitate the rotation of the insertion tube 27 and improve the supporting effect of the connection of the insertion tube 27, the device also comprises a holding box 35 and a liquid outlet tube 36, the holding box 35 is arranged at the front side wall of the working box 4, a holding cavity is arranged in the holding box 35, the top end of the holding box 35 is communicated with a liquid inlet, the top input end of the liquid outlet tube 36 is communicated with the bottom end of the holding box 35 in a sealing way, the output end of the liquid outlet tube 36 is communicated with the front side wall of the working box 4 in a sealing way, the device also comprises a pressing plate 37, a pressing rod 38 and a pressing block 39, the, plug up drain pipe 36, with the leading-in chamber that holds of insecticide, and press briquetting 39 into through depression bar 38 and hold the chamber, press briquetting 39 downstream on the depression bar 38 through clamp plate 37, can supplement the insecticide through drain pipe 36 is convenient, the high practicality, the scale makes things convenient for the leading-in volume of auxiliary control insecticide, still include curb plate 40 and two sets of pushing hands 41, curb plate 40 installs in 3 left sides of bottom plate, 40 left sides of curb plate are all installed to two sets of pushing hands 41, and all be provided with anti-skidding line on two sets of pushing hands 41, through, 39 outside covers of briquetting are equipped with sealing layer 42, sealing layer 42 pastes and tightly holds the intracavity lateral wall, make things convenient for the pressurize through sealing layer 42, improve the leading-in reliability of insecticide.

The utility model discloses a municipal garden afforestation protector, it is above the mounting means of all parts, connected mode or the mode that sets up are the welding, riveting or other common mechanical system, wherein can slide/rotate fixedly promptly for slide/not dropping under the rotation state, seal the intercommunication and seal when two connecting pieces communicate promptly, and the concrete structure of all parts thereof, model and coefficient index are its from the area technique, as long as can reach all implementation of its beneficial effect, above-mentioned all with the electric module and be the common electrical part in market with electrical apparatus, only need to connect according to the mutual electricity of the instruction manual of buying back together when using and can use, and control module is its common from the area module, the event is no longer repeated here.

The utility model relates to a municipal garden greening protective device, under the condition of not explaining the contrary, the directional words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the direction of the term under the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A municipal garden greening protection device comprises a support rod (1), a support plate (2), a bottom plate (3), a working box (4), a discharge pipe (5) and four groups of trundles (6), wherein a working chamber is arranged inside the working box (4), a maintenance opening is communicated with the top end of the working box (4), a maintenance cover (7) is arranged at the maintenance opening through a bolt screw, a feeding pipe (8) is hermetically communicated above the left side of the working box (4), a feeding valve is arranged at the feeding pipe (8), the input end of the discharge pipe (5) penetrates through the right side of the working box (4) and extends into the lower part of the inner part of the working box (4), a servo pump (9) is communicated with the input end of the discharge pipe (5), the discharge pipe (5) is mechanically sealed with the working box (4), a communicating hose (10) is hermetically communicated with the output end of the discharge pipe (5), a spray head (11) is hermetically communicated with the, four groups of trundles (6) are respectively and rotatably arranged on the left front side, the right front side, the left rear side and the right rear side of the bottom end of the bottom plate (3), and the top ends of the support rods (1) are connected with the bottom ends of the support plates (2); the device is characterized by further comprising a rotating plate (12), a first motor (13), a transmission shaft (14) and two groups of pulleys (15), wherein the first motor (13) is arranged on the right side of the top end of the bottom plate (3), the bottom end of the transmission shaft (14) is connected with the output end of the top of the first motor (13), the top end of the transmission shaft (14) is connected with the center of the bottom end of the rotating plate (12), the top ends of the two groups of pulleys (15) are respectively connected with the left side and the right side of the bottom end of the rotating plate (12), the bottom ends of the two groups of pulleys (15) are in contact with the top end of the bottom plate (3), the support rod (1) is arranged in the middle of the top end of the rotating plate (12), the support rod (1) is arranged to be an electric telescopic rod, the device further comprises support frames (16), four groups of upper support blocks, four groups of support springs, four groups of upper supporting blocks are respectively arranged at the left front side, the right front side, the left rear side and the right rear side of the bottom end of the supporting plate (2), the top ends of four groups of supporting springs (17) are respectively connected with the four groups of upper supporting blocks, the bottom ends of the four groups of supporting springs (17) are respectively connected with four groups of lower supporting blocks, the four groups of lower supporting blocks are all arranged at the top ends of the supporting frames (16), a reinforcing rod group (18) is connected between the first motor (13) and the right side of the top end of the bottom plate (3), the device also comprises an auxiliary wheel group (19), a limiting ring (20) and a limiting rod group (21), the limiting ring (20) is sleeved at the outer side of the transmission shaft (14), one end of the limiting rod group (21) is connected with the limiting ring (20), the other end of the limiting rod group (21) is connected with the right side of the top end of the bottom plate (3), one end of, backup pad (2) sets up to iron plate, intercommunication hose (10) output end bottom plate (3) are installed and are being inhaled indisputable slabstone (22), it adsorbs on backup pad (2) top to inhale indisputable slabstone (22), bottom plate (3) top left side is provided with the mounting groove, and left side wall top all is provided with dog (23) with interior right side wall top in the mounting groove, workbin (4) bottom is provided with erection column (24), erection column (24) left side below and right side below all are provided with locating plate (25), erection column (24) bottom and mounting groove inner bottom lateral wall contact, inside two sets of locating plates (25) all are located the mounting groove, and two sets of locating plates (25) are located the below of two sets of dog (23) respectively.

2. The municipal garden greening protection device according to claim 1, wherein the middle of the maintenance cover (7) is provided with a through groove in a communicating manner, a ball group is rotatably fixed on the inner side wall of the through groove, the municipal garden greening protection device further comprises a second motor (26), an insertion tube (27), an insertion column (28) and a stirring blade group (29), the second motor (26) is installed at the top end of the maintenance cover (7), the top end of the insertion tube (27) is connected with the output end of the bottom of the second motor (26), the bottom end of the insertion tube (27) penetrates through the ball group and extends into the working box (4), the top end of the insertion column (28) is inserted into the bottom end of the insertion tube (27), the stirring blade group (29) is installed on the side wall of the insertion column (28), and a reinforcing column group (30) is connected between the second motor (26) and the top.

3. The municipal garden greening protective device according to claim 2, further comprising a limiting post (31), two sets of limiting springs and two sets of positioning blocks (32), wherein a limiting cavity is provided above the inside of the insert post (28), a left through hole and a right through hole are provided on the left side wall and the right side wall of the insert post (28), a left limiting hole and a right limiting hole are provided on the left side wall and the right side wall of the insert tube (27), respectively, the limiting post (31) is installed on the top side wall in the limiting cavity, the two sets of limiting springs are both located in the limiting cavity, one end of each of the two sets of limiting springs is connected with the left side and the right side of the limiting post (31), one end of each of the two sets of positioning blocks (32) is installed on the other end of each of the two sets of limiting springs, and the other end of, and the other ends of the two groups of positioning blocks (32) are respectively inserted into the left limiting hole and the right limiting hole.

4. A municipal garden greening protective device according to claim 3, wherein a rotating disc (33) is fixedly sleeved above the outer side of the insertion pipe (27), the bottom end of the maintenance cover (7) is provided with a circular chute, and two sets of sliding blocks (34) are rotatably fixed in the circular chute, and the two sets of sliding blocks (34) are respectively installed at the left side and the right side of the top end of the rotating disc (33).

5. The municipal garden greening protective device according to claim 4, further comprising a containing box (35) and a liquid outlet pipe (36), wherein the containing box (35) is mounted on the front side wall of the working box (4), a containing cavity is formed in the containing box (35), a liquid inlet is formed in the top end of the containing box (35), the top input end of the liquid outlet pipe (36) is in sealed communication with the bottom end of the containing box (35), the output end of the liquid outlet pipe (36) is in sealed communication with the front side wall of the working box (4), the municipal garden greening protective device further comprises a pressing plate (37), a pressing rod (38) and a pressing block (39), the top end of the pressing rod (38) is connected with the pressing plate (37), the bottom end of the pressing rod (38) is connected with the pressing block (39), and scales are arranged.

6. A municipal garden greening protective device according to claim 5, further comprising a side plate (40) and two sets of pushing hands (41), wherein the side plate (40) is installed on the left side of the bottom plate (3), the two sets of pushing hands (41) are installed on the left side of the side plate (40), and the two sets of pushing hands (41) are provided with anti-skid veins.

7. A municipal garden greening protection device according to claim 6, wherein the outside of the pressing block (39) is sleeved with a sealing layer (42), and the sealing layer (42) is tightly attached to the inner side wall of the containing cavity.