CN112400834B

CN112400834B - Horticulture insecticide sprinkler

Info

Publication number: CN112400834B
Application number: CN202011129750.0A
Authority: CN
Inventors: 薛其勤; 尼秀媚; 王玉霞; 林桂玉; 吕金浮
Original assignee: Weifang University of Science and Technology
Current assignee: Weifang University of Science and Technology
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2022-05-20
Anticipated expiration: 2040-10-21
Also published as: CN112400834A

Abstract

The invention is suitable for the field of gardening deinsectization, and provides a gardening deinsectization agent spraying device, which comprises: the control box, the handle is installed to the control box side, the braces is installed at the control box top, the water tank is installed to control box internally mounted, the feed inlet is installed at the water tank top, the insecticide is equipped with in the water tank, it installs the feeding device to be located the water tank lateral part in the control box, install the water pump in the water tank, be connected with the water pipe on the water pump, the shower nozzle is installed to the water pipe other end, install reciprocating device on the water pipe, install the telescoping device between reciprocating device and the control box, the device makes sprinkler's length adjust at will through additional telescoping device, enlarges the scope of spraying with this, attaches reciprocating device simultaneously, makes the shower nozzle can carry out reciprocating motion, makes the effect of spraying better, and the compromise is stronger, and the feeding device is attached by the water tank, through the automatic feed supplement of atmospheric pressure mode, increases the concentration of insecticide, is convenient and quick.

Description

Horticulture insecticide sprinkler

Technical Field

The invention belongs to the field of gardening deinsectization, and particularly relates to a gardening deinsectization agent spraying device.

Background

Gardening, also known as field cultivation, refers to the cultivation, breeding technique and production and management method of fruit trees, vegetables and ornamental plants. Horticulture simply refers to a method of cultivation of crops such as flowers, vegetables, fruit trees and the like. In particular, it relates to a technique for cultivating and breeding vegetables, fruit trees, flowers, edible fungi, ornamental trees, and the like, which is generally fine. And is divided into fruit tree gardening, vegetable gardening and ornamental gardening. In the aspect of characters, the term "garden" is a collection of "garden" and "art", the term "garden" here means a place where vegetables and flowers are planted, and the term "art" means skills and technologies. When the word "art" is used as a verb, the meaning is "planting". The term horticulture originally refers to the cultivation of plants in a fence protected garden. Although modern horticulture breaks through the limitation, the cultivation and management mode of horticulture which is more intensive than other crop cultivation is a component of the agriculture plantation, and the horticulture production has important significance for enriching human nutrition, beautifying and modifying human living environment.

In the process of garden cultivation, there is a large amount of pests to corrode vegetables and fruits, so need regularly to spray insecticide to vegetables and fruits, current insecticide sprinkler's working range is limited, be unfavorable for spraying insecticide on a large scale, and at the removal shower nozzle that can not reciprocating type, each position in orchard can't be taken into account, lead to the spraying effect variation of insecticide, and at the in-process that sprays, in the face of the concentration that different vegetables and fruits need adjust the insecticide, the unable automatically regulated of current device can only carry out the prescription again.

Disclosure of Invention

The invention aims to provide a gardening insecticide spraying device capable of being automatically adjusted and having more complete functions, and aims to solve the problems that an existing insecticide spraying device is limited in working range, is not beneficial to spraying insecticide in a large range, cannot give consideration to each position of an orchard due to the fact that a reciprocating type movable nozzle cannot be adopted, the insecticide spraying effect is poor, in the spraying process, the concentration of the insecticide is required to be adjusted for different vegetables and fruits, the existing device cannot be automatically adjusted, and only the formula can be re-adjusted.

The embodiment of the present invention is achieved as follows, and a horticultural insecticide spraying apparatus includes: the control box, the handle is installed to the control box side, the braces is installed at the control box top, control box internally mounted has the water tank, the feed inlet is installed at the water tank top, the inside insecticide that is equipped with of water tank, it installs the feeding device to lie in the water tank lateral part in the control box, install the water pump in the water tank, be connected with the water pipe on the water pump, the shower nozzle is installed to the water pipe other end, install reciprocating device on the water pipe, install the telescoping device between reciprocating device and the control box.

Preferably, the feeding device comprises a feeding box, a water pumping pipe is installed in the feeding box, a sleeve is sleeved outside the water pumping pipe, a second spring is arranged between the bottom of the sleeve and the feeding box, a pressing block is installed at the top of the sleeve, a first sleeve groove and a second sleeve groove are formed in the sleeve, a communicating groove is formed between the first sleeve groove and the second sleeve groove, a first blocking ball and a second blocking ball are arranged in the first sleeve groove and the second sleeve groove, the water pumping pipe is located in the second sleeve groove, a discharging pipe is connected above the first sleeve groove, and the discharging pipe is located right above the feeding hole; install first motor on the control box, install the rotary rod on the first motor, first carousel is installed to the rotary rod other end, the direction platform is installed to first carousel another side, the direction platform cooperatees with lower briquetting.

Preferably, the outer diameter of the first ball stopper is larger than the inner diameter of the communication groove, and the outer diameter of the second ball stopper is larger than the inner diameter of the pumping pipe.

Preferably, the second set of grooves is hermetically connected with the water pumping pipe.

Preferably, the telescopic device comprises a control block, the control block is fixedly connected with the side wall of the control box, a first bumping post is installed on the control block, a second motor is installed on the control block, a second turntable is installed on the second motor, third turntables are installed on two sides of the top of the control block, first sliding grooves are formed in two sides of the control block, a first sliding block is arranged in each first sliding groove, a first sliding plate is installed on each first sliding block, a first connecting plate is installed between the first sliding plates, a fourth turntable and a fifth turntable are connected to each first sliding plate through bearings, a first limiting rod and a second bumping post are installed on each first sliding plate, a second sliding groove is formed in the side part of each first sliding plate, a second sliding block is arranged in each second sliding groove, a second sliding plate is installed on each second sliding block, and a second connecting plate is installed between the second sliding plates, the upper bearing of the second sliding plate is connected with a sixth rotating disc and a seventh rotating disc, a second limiting rod and a third stop post are mounted on the second sliding plate, a third sliding groove is formed in the side portion of the second sliding plate, a third sliding block is arranged inside the third sliding groove, a third sliding plate is mounted on the third sliding block, a third connecting plate is mounted between the third sliding plates, and a third limiting rod is mounted on the third sliding plate; the second turntable is fixedly provided with a linkage rope, the linkage rope is matched with the third turntable, the fourth turntable, the fifth turntable, the sixth turntable and the seventh turntable, and the other end of the linkage rope is fixedly arranged on the third sliding plate.

Preferably, the first sliding block, the second sliding block, the third sliding block, the first sliding groove, the second sliding groove and the third sliding groove are trapezoidal in shape.

Preferably, the reciprocating device comprises a reciprocating box, a first fixing rod and a second fixing rod are mounted on the inner wall of the reciprocating box, reciprocating blocks are sleeved on the first fixing rod and the second fixing rod, guide rods are mounted inside the reciprocating blocks, a first rotating wheel is connected to the guide rods through bearings, a through groove is formed in the middle of the reciprocating blocks, springs are mounted on two sides of the inner wall of the through groove, a connecting plate is mounted at the other end of each spring, and a second rotating wheel is connected to the middle of the connecting plate through a bearing; first support column and second support column are installed to reciprocal bottom of the case portion, install the third motor on the first support column, install eighth carousel and ninth carousel on third motor and the second support column respectively, be equipped with the interlock area between eighth carousel and the ninth carousel, the interlock area passes inside the reciprocating block, eccentric mounting has the catch bar between eighth carousel and the ninth carousel, the catch bar passes logical inslot portion.

Preferably, the length of the push rod is equal to the distance between the circle center of the eighth turntable and the circle center of the ninth turntable.

The gardening insecticide spraying device provided by the embodiment of the invention has the following beneficial effects that:

the device is through additional telescoping device, makes sprinkler's length adjust at will to this enlarges the spray range, and additional reciprocating device simultaneously makes the shower nozzle can carry out reciprocating motion, makes the effect of spraying better, and the compromise is stronger, and adds the material device in the other additional of water tank, comes the automatic feed supplement through the mode of atmospheric pressure, increases the concentration of insecticide, convenient and fast, extensive applicability.

Drawings

Fig. 1 is a schematic structural view of a horticultural insecticide spraying device according to an embodiment of the present invention.

Fig. 2 is a front view of a feeding device of a horticultural insecticide spraying device according to an embodiment of the present invention.

Fig. 3 is a perspective view of a guide table of a feeding device of a horticultural insecticide spraying device according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a retractable device of a horticultural insecticide spraying device according to an embodiment of the present invention.

Fig. 5 is a working state diagram of a retractable device of a horticultural insecticide sprayer according to an embodiment of the present invention.

Fig. 6 is a side view of a retractable device of a horticultural insecticide sprayer according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a reciprocating device of a horticultural insecticide spraying apparatus according to an embodiment of the present invention.

In the drawings: 1. a control box; 2. a grip; 3. a harness; 4. a water tank; 5. a feed inlet; 6. a feeding device; 61. a feeding box; 62. a water pumping pipe; 63. a sleeve; 64. pressing the block; 65. a first set of grooves; 66. a second set of grooves; 67. a communicating groove; 68. a first ball retainer; 69. a second ball retainer; 610. a discharge pipe; 611. a first motor; 612. rotating the rod; 613. a first turntable; 614. a guide table; 615. a second spring; 7. a water pump; 8. a reciprocating device; 81. a reciprocating box; 82. a first fixing lever; 83. a second fixing bar; 84. a reciprocating block; 85. a guide bar; 86. a first rotating wheel; 87. a through groove; 88. a spring; 89. a connecting plate; 810. a second rotating wheel; 811. a first support column; 812. a second support column; 813. a third motor; 814. an eighth turntable; 815. a ninth turntable; 816. a linkage belt; 817. a push rod; 9. a telescoping device; 91. a control block; 92. a first bumping post; 93. a second motor; 94. a second turntable; 95. a third turntable; 96. a first chute; 97. a first slider; 98. a first slide plate; 99. a first connecting plate; 910. a fourth turntable; 911. a fifth turntable; 912. a first limit rod; 913. a second bumping post; 914. a second chute; 915. a second slider; 916. a second slide plate; 917. a second connecting plate; 918. a sixth turntable; 919. a seventh turntable; 920. a second limiting rod; 921. a third bumping post; 922. a third chute; 923. a third slider; 924. a third slide plate; 925. a third connecting plate; 926. a third limiting rod; 927. a linkage rope; 10. a water pipe; 11. and (4) a spray head.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, in the embodiment of the present invention, the method includes: control box 1, handle 2 is installed to 1 lateral part of control box, braces 3 is installed at 1 top of control box, 1 internally mounted of control box has water tank 4, feed inlet 5 is installed at 4 tops of water tank, the inside insecticide that is equipped with of water tank 4, it installs adding material device 6 to lie in 4 lateral parts of water tank in the control box 1, install water pump 7 in the water tank 4, be connected with water pipe 10 on the water pump 7, shower nozzle 11 is installed to the water pipe 10 other end, install reciprocating device 8 on the water pipe 10, install telescoping device 9 between reciprocating device 8 and the control box 1.

When the device is used, the straps 3 are put across the shoulders, the handle 2 is held, the insecticide in the water tank 4 is pumped by the water pump 7 and sprayed out through the spray head 11, and the insecticide spraying work is finished.

Example 1:

as shown in fig. 2 and 3, in the embodiment of the present invention, the material adding device 6 includes a material adding box 61, a water pumping pipe 62 is installed in the material adding box 61, a sleeve 63 is sleeved outside the water pumping pipe 62, a second spring 615 is installed between the bottom of the sleeve 63 and the material adding box 61, a lower pressing block 64 is installed at the top of the sleeve 63, a first sleeve groove 65 and a second sleeve groove 66 are installed inside the sleeve 63, a communication groove 67 is installed between the first sleeve groove 65 and the second sleeve groove 66, a first blocking ball 68 and a second blocking ball 69 are installed inside the first sleeve groove 65 and the second sleeve groove 66, the water pumping pipe 62 is located inside the second sleeve groove 66, a material discharging pipe 610 is connected above the first sleeve groove 65, and the material discharging pipe 610 is located directly above the material inlet 5; a first motor 611 is installed on the control box 1, a rotating rod 612 is installed on the first motor 611, a first rotating disc 613 is installed at the other end of the rotating rod 612, a guide table 614 is installed on the other surface of the first rotating disc 613, and the guide table 614 is matched with the lower pressing block 64.

When the pesticide feeding device is used, the first motor 611 is started, the first motor 611 drives the guide table 614 to rotate through the first rotating disc 613, when the guide table 614 is in contact with the lower pressing block 64, the whole sleeve 63 is driven to move downwards, at the moment, the first blocking ball 68 is pushed up by liquid in the second sleeve groove 66 under the action of air pressure, along with the downward pressing of the sleeve 63, the liquid enters the water tank 4 through the first sleeve groove 65 and the discharging pipe 610, after the guide table 614 is separated from the lower pressing block 64, the sleeve 63 is lifted upwards under the action of the second spring 615, at the moment, the first blocking ball 68 is reset, the blocking column is communicated with the groove 67, the second blocking ball 69 is lifted, the liquid in the feeding box 61 is pumped into the second sleeve groove 66 through the pumping pipe 62, the next operation is waited, and the work of gradual feeding is completed, so that the concentration of the pesticide is adjusted.

In the embodiment of the present invention, the outer diameter of the first blocking ball 68 is greater than the inner diameter of the communication groove 67, and the outer diameter of the second blocking ball 69 is greater than the inner diameter of the pumping tube 62, so that the first blocking ball 68 can block the pillar communication groove 67, and the second blocking ball 69 can block the pillar pumping tube 62, so as to stabilize the internal air pressure.

In the embodiment of the present invention, the second set of grooves 66 is hermetically connected to the pumping tube 62, so as to ensure that the internal air pressure can be stable and no air leakage occurs.

Example 2:

as shown in fig. 4 to 6, in the embodiment of the present invention, the telescopic device 9 includes a control block 91, the control block 91 is fixedly connected to a side wall of the control box 1, a first stop post 92 is installed on the control block 91, a second motor 93 is installed on the control block 91, a second turntable 94 is installed on the second motor 93, third turnplates 95 are installed on two sides of a top of the control block 91, first sliding grooves 96 are formed on two sides of the control block 91, a first sliding block 97 is installed inside the first sliding groove 96, a first sliding plate 98 is installed on the first sliding block 97, a first connecting plate 99 is installed between the first sliding plates 98, a fourth turntable 910 and a fifth turntable 911 are bearing-connected to the first sliding plate 98, a first limiting rod 912 and a second stop post 913 are installed on the first sliding plate 98, a second sliding groove 914 is formed on a side of the first sliding plate 98, a second sliding block 915 is installed inside the second sliding groove 914, a second sliding plate 916 is mounted on the second sliding block 915, a second connecting plate 917 is mounted between the second sliding plates 916, a sixth rotating plate 918 and a seventh rotating plate 919 are in bearing connection with the second sliding plate 916, a second limiting rod 920 and a third blocking column 921 are mounted on the second sliding plate 916, a third sliding groove 922 is formed in the side portion of the second sliding plate 916, a third sliding block 923 is arranged inside the third sliding groove 922, a third sliding plate 924 is mounted on the third sliding block 923, a third connecting plate 925 is mounted between the third sliding plates 924, and a third limiting rod 926 is mounted on the third sliding plate 924; a linkage rope 927 is fixedly installed on the second rotary disc 94, the linkage rope 927 is matched with the third rotary disc 95, the fourth rotary disc 910, the fifth rotary disc 911, the sixth rotary disc 918 and the seventh rotary disc 919, and the other end of the linkage rope 927 is fixedly installed on the third sliding plate 924.

When the device is used, the second motor 93 is started, the second motor 93 can drive the second rotating disc 94 to rotate, the linkage rope 927 is wound on the second rotating disc 94 and is pulled by the linkage rope 927, the third rotating disc 95, the fourth rotating disc 910, the fifth rotating disc 911, the sixth rotating disc 918 and the seventh rotating disc 919 start to rotate, meanwhile, the linkage rope 927 can pull up the third sliding plate 924, the second sliding plate 916 and the first sliding plate 98 to move step by step, the limit distance of displacement is limited by the first limiting rod 912, the first blocking column 92, the second limiting rod 920, the second blocking column 913, the third limiting rod 926 and the third blocking column 921, namely, the device operates from the state shown in fig. 4 to the state shown in fig. 5, and the length is adjusted at night.

In the embodiment of the present invention, the first slider 97, the second slider 915, the third slider 923, the first sliding groove 96, the second sliding groove 914 and the third sliding groove 922 are trapezoidal, and the trapezoidal shape can prevent the first slider 97, the second slider 915 and the third slider 923 from being disengaged from the first sliding groove 96, the second sliding groove 914 and the third sliding groove 922.

Example 3:

as shown in fig. 1 and 7, in an embodiment of the present invention, the reciprocating device 8 includes a reciprocating box 81, a first fixing rod 82 and a second fixing rod 83 are installed on an inner wall of the reciprocating box 81, reciprocating blocks 84 are sleeved on the first fixing rod 82 and the second fixing rod 83, a guide rod 85 is installed inside the reciprocating block 84, a first rotating wheel 86 is connected to the guide rod 85 through a bearing, a through groove 87 is formed in the middle of the reciprocating block 84, springs 88 are installed on two sides of an inner wall of the through groove 87, a connecting plate 89 is installed at the other end of the spring 88, and a second rotating wheel 810 is connected to the middle of the connecting plate 89 through a bearing; first support column 811 and second support column 812 are installed to reciprocal case 81 bottom, install third motor 813 on the first support column 811, install eighth carousel 814 and ninth carousel 815 on third motor 813 and the second support column 812 respectively, be equipped with interlock area 816 between eighth carousel 814 and the ninth carousel 815, inside the interlock area 816 passes reciprocal piece 84, eccentric mounting has catch bar 817 between eighth carousel 814 and the ninth carousel 815, inside the catch bar 817 passes logical groove 87.

When the reciprocating block 84 is pushed to shift to the right side through the through groove 87 and the second rotating wheel 810, at this time, the first rotating wheel 86 at the left side contacts with the interlocking belt 816 at the left side and drives the reciprocating block 84 to move under the action of friction force, when the push rod 817 moves to the right end, the first rotating wheel 86 at the left side contacts with the interlocking belt 816 at the right side and drives the reciprocating block 84 to move in a reverse direction under the action of friction force, and the reciprocating motion is completed by the reciprocating motion in such a way.

In the embodiment of the present invention, the length of the push rod 817 is equal to the distance between the circle center of the eighth rotating disc 814 and the circle center of the ninth rotating disc 815, so as to ensure that the push rod 817 can normally rotate.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A horticultural insecticide spraying device comprising: the device comprises a control box (1) and is characterized in that a handle (2) is installed on the lateral portion of the control box (1), braces (3) are installed on the top of the control box (1), a water tank (4) is installed inside the control box (1), a feeding hole (5) is installed on the top of the water tank (4), an insecticide is arranged inside the water tank (4), a feeding device (6) is installed on the lateral portion, located on the water tank (4), inside the control box (1), a water pump (7) is installed inside the water tank (4), a water pipe (10) is connected onto the water pump (7), a spray head (11) is installed at the other end of the water pipe (10), a reciprocating device (8) is installed on the water pipe (10), and a telescopic device (9) is installed between the reciprocating device (8) and the control box (1);

the feeding device (6) comprises a feeding box (61), a water pumping pipe (62) is arranged in the feeding box (61), the outside of the pumping pipe (62) is sleeved with a sleeve (63), a second spring (615) is arranged between the bottom of the sleeve (63) and the feeding box (61), a lower pressing block (64) is arranged at the top of the sleeve (63), a first sleeve groove (65) and a second sleeve groove (66) are arranged in the sleeve (63), a communicating groove (67) is arranged between the first sleeve groove (65) and the second sleeve groove (66), a first blocking ball (68) and a second blocking ball (69) are arranged in the first sleeve groove (65) and the second sleeve groove (66), the water pumping pipe (62) is positioned inside the second sleeve groove (66), a discharge pipe (610) is connected above the first sleeve groove (65), and the discharge pipe (610) is positioned right above the feed port (5); install first motor (611) on control box (1), install rotary rod (612) on first motor (611), first carousel (613) is installed to the rotary rod (612) other end, direction platform (614) is installed to first carousel (613) another side, direction platform (614) and briquetting (64) cooperate down.

2. A horticultural insecticide spray device as claimed in claim 1, characterised in that the first stop ball (68) has an outer diameter greater than the inner diameter of the communication groove (67) and the second stop ball (69) has an outer diameter greater than the inner diameter of the suction pipe (62).

3. A horticultural insecticide spray device as claimed in claim 1, characterised in that the second set of grooves (66) is sealingly connected to the suction pipe (62).

4. A horticultural insecticide spraying device as claimed in claim 1, wherein the telescopic device (9) comprises a control block (91), the control block (91) is fixedly connected with the side wall of the control box (1), a first blocking column (92) is installed on the control block (91), a second motor (93) is installed on the control block (91), a second turntable (94) is installed on the second motor (93), third turntables (95) are installed on two sides of the top of the control block (91), first sliding grooves (96) are formed on two sides of the control block (91), a first sliding block (97) is arranged inside the first sliding grooves (96), a first sliding plate (98) is installed on the first sliding block (97), a first connecting plate (99) is installed between the first sliding plates (98), a fourth turntable (910) and a fifth turntable (911) are in bearing connection with the first sliding plate (98), the improved structure of the automobile engine is characterized in that a first limiting rod (912) and a second catch column (913) are mounted on the first sliding plate (98), a second sliding groove (914) is formed in the side portion of the first sliding plate (98), a second sliding block (915) is arranged in the second sliding groove (914), a second sliding plate (916) is mounted on the second sliding block (915), a second connecting plate (916) is mounted between the second sliding plates (916), a sixth rotating disc (918) and a seventh rotating disc (919) are in bearing connection with the second sliding plate (917), a second limiting rod (920) and a third catch column (921) are mounted on the second sliding plate (916), a third sliding groove (922) is formed in the side portion of the second sliding plate (916), a third sliding block (923) is arranged in the third sliding groove (922), a third sliding plate (924) is mounted on the third sliding block (923), a third connecting plate (925) is mounted between the third sliding plates (924), a third limiting rod (926) is arranged on the third sliding plate (924); a linkage rope (927) is fixedly installed on the second rotary disc (94), the linkage rope (927) is matched with the third rotary disc (95), the fourth rotary disc (910), the fifth rotary disc (911), the sixth rotary disc (918) and the seventh rotary disc (919), and the other end of the linkage rope (927) is fixedly installed on the third sliding plate (924).

5. A horticultural insecticide spraying device as claimed in claim 4, characterised in that said first slider (97), second slider (915), third slider (923), first runner (96), second runner (914) and third runner (922) are trapezoidal in shape.

6. A horticultural insecticide spraying device as claimed in claim 1, wherein the reciprocating device (8) comprises a reciprocating box (81), a first fixing rod (82) and a second fixing rod (83) are mounted on the inner wall of the reciprocating box (81), reciprocating blocks (84) are sleeved on the first fixing rod (82) and the second fixing rod (83), guide rods (85) are mounted inside the reciprocating blocks (84), a first rotating wheel (86) is in bearing connection with the guide rods (85), a through groove (87) is formed in the middle of the reciprocating blocks (84), springs (88) are mounted on two sides of the inner wall of the through groove (87), a connecting plate (89) is mounted at the other end of the springs (88), and a second rotating wheel (810) is in bearing connection with the middle of the connecting plate (89); first support column (811) and second support column (812) are installed to reciprocal case (81) bottom, install third motor (813) on first support column (811), install eighth carousel (814) and ninth carousel (815) on third motor (813) and second support column (812) respectively, be equipped with between eighth carousel (814) and ninth carousel (815) and be linked together area (816), inside linkage area (816) pass reciprocating block (84), eccentric mounting has catch bar (817) between eighth carousel (814) and the ninth carousel (815), inside catch bar (817) pass logical groove (87).

7. A horticultural insecticide spray device as claimed in claim 6, characterised in that the length of said push rod (817) is equal to the distance between the centre of the eighth turntable (814) and the centre of the ninth turntable (815).