CN110073828B - Pruning knife for branches - Google Patents
Pruning knife for branches Download PDFInfo
- Publication number
- CN110073828B CN110073828B CN201910515621.6A CN201910515621A CN110073828B CN 110073828 B CN110073828 B CN 110073828B CN 201910515621 A CN201910515621 A CN 201910515621A CN 110073828 B CN110073828 B CN 110073828B
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- sliding
- pruning
- squeeze roller
- hole
- piston
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- 238000013138 pruning Methods 0.000 title claims abstract description 53
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000009966 trimming Methods 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000010008 shearing Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 description 16
- 238000005485 electric heating Methods 0.000 description 13
- 244000298697 Actinidia deliciosa Species 0.000 description 7
- 235000009436 Actinidia deliciosa Nutrition 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 4
- 206010052428 Wound Diseases 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 230000009545 invasion Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 244000141353 Prunus domestica Species 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- GALOTNBSUVEISR-UHFFFAOYSA-N molybdenum;silicon Chemical compound [Mo]#[Si] GALOTNBSUVEISR-UHFFFAOYSA-N 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 208000025865 Ulcer Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Botany (AREA)
- Knives (AREA)
- Scissors And Nippers (AREA)
Abstract
The invention relates to the field of branch pruning, in particular to a pruning knife for branches, which comprises a pruning knife body, wherein a pruning part for shearing the branches is arranged on the pruning knife body, and a heating part is arranged on the pruning part. According to the scheme, the pruning knife does not need to be disinfected, the efficiency of pruning branches is improved, canker and the like are prevented from invading plant bodies, and the growth of the plant bodies is facilitated.
Description
Technical Field
The invention relates to the field of branch pruning, in particular to a pruning knife for branches.
Background
In the growth process of kiwi fruit trees, the branches of kiwi fruits need to be trimmed. When the current scissors are pruned with the branch of kiwi fruit, kiwi fruit canker is easy to invade the plant body from the pruning wound of branch to make the kiwi fruit produce the disease, be unfavorable for the growth of kiwi fruit. In addition, in order to prevent the ulcer from entering the plant body from the pruning wound, the pruning shear in the prior art mainly relies on alcohol to disinfect, and prunes the branches of kiwi fruits after the pruning shear disinfects, so that the pruning shear always needs to disinfect in the pruning process, the operation is very inconvenient, and the pruning efficiency is affected.
Disclosure of Invention
The invention aims to provide a pruning knife for branches, which is used for improving the efficiency of pruning the branches without sterilizing the pruning knife and preventing canker and the like from invading into plants.
In order to achieve the above purpose, the technical scheme of the invention is as follows: a pruning knife for branches comprises a pruning knife body, wherein a pruning part for shearing the branches is arranged on the pruning knife body, and a heating part is arranged on the pruning part.
The working principle and effect of this scheme are: the pruning part is used for cutting off or cutting off the branches. The heating part is used for emitting heat, so that the trimming part has a certain high temperature. When the branches are trimmed, the trimming part is used for cutting off the branches, and meanwhile, the wound of the branches can be closed by utilizing the high temperature generated by the trimming part, so that the invasion of canker bacteria is reduced; the pruning part has a certain high temperature, can disinfect and sterilize, and can not generate multiple infections of bacteria such as canker in the process of pruning branches. By adopting the technical scheme, the trimming part does not need to be sterilized by alcohol, the operation is simpler, and the trimming efficiency is improved.
Further, the pruning shear body includes two handles, all is equipped with connecting portion on two handles, and two connecting portion are rotated each other and are connected, and the electricity is connected with the power on the portion that generates heat. Thus, the power supply is used for supplying electric energy, and the electric energy is converted into heat energy, so that the heating part generates heat to generate high temperature. In the scheme, the two handles are controlled to rotate, so that the pruning part is controlled to open or close, and the pruning part is controlled to prune branches. Further, the trimming cutter body comprises a fixing part and a sliding part, the sliding part is slidably connected to the fixing part, the fixing part is provided with a first through hole, the sliding part is provided with a second through hole which can be opposite to the first through hole, the trimming part is located in the second through hole, and the trimming part is a cutter part. Therefore, during trimming, the sliding part and the fixing part slide relatively, so that the first through hole and the second through hole are opposite. Then make the branch enter into behind first through-hole and the second through-hole that are right each other to make sliding part and fixed part relative slip again, first through-hole and second through-hole stagger, and in-process that first through-hole and second through-hole stagger, sliding part drive the sword portion and remove, thereby make sword portion produce the shearing force, the cutting edge department of sword portion offsets with the branch, thereby cuts off the branch.
Further, be equipped with the cavity in the fixed part, rotate on the sliding part and be connected with the last squeeze roll that is located the cavity, be equipped with the upper shed that is used for making last squeeze roll get into on the lateral wall of first through-hole, the upper shed is located the top of first through-hole lateral wall. The cavity is used for accommodating the upper squeeze roller, so that the upper squeeze roller can vertically move in the fixing part. When the sliding part moves downwards, the sliding part drives the upper squeeze roller to move downwards, the upper squeeze roller enters the first through hole through the upper opening, and the upper squeeze roller squeezes the branches in the first through hole, so that the branches are prevented from moving and separating from the first through hole. Simultaneously, through making last squeeze roll rotate, go up squeeze roll and can drive the branch and be close to the sword portion direction under the effect of friction to make the branch be equipped with notched tip and offset with the sword portion, guarantee that the heat that the sword portion produced can act on the incision department of branch, prevent that the branch from being equipped with notched tip and sword portion, guaranteed that the high temperature can be with the incision closure of branch, prevent external germ invasion plant body.
Further, the fixed part is rotationally connected with a lower squeeze roller, a lower opening is arranged on the side wall of the first through hole, the lower opening is opposite to the upper opening, the top of the lower squeeze roller is positioned in the lower opening, and the rotation directions of the upper squeeze roller and the lower squeeze roller are opposite. From this, lower squeeze roll is used for extruding the bottom of branch, and the branch is under last squeeze roll and lower squeeze roll's double extrusion like this, and the spacing fixed effect of branch is better to further prevented that the branch from coming out in first through-hole. In addition, the rotation directions of the upper extrusion roller and the lower extrusion roller are opposite, so that the upper extrusion roller and the lower extrusion roller can both push the branches to the direction close to the knife part, the upper extrusion roller and the lower extrusion roller are in mutual synergistic effect, and the effect that the ends of the branches, provided with the notches, are contacted with the knife part is better.
Further, the device also comprises a driving mechanism for driving the upper squeeze roller and the lower squeeze roller to rotate. The driving mechanism is used for driving the upper squeeze roller and the lower squeeze roller to rotate.
Further, the drive mechanism includes a motor. The upper squeeze roller and the lower squeeze roller are directly driven to rotate by the motor, so that the structure is simpler.
Further, the driving mechanism comprises an upper gear, a lower gear, a fixed rack fixedly connected in the cavity and a sliding rack fixedly connected on the sliding part, the upper gear is fixedly connected with the upper squeeze roller coaxially, the upper gear is meshed with the fixed rack, the lower gear is fixedly connected with the lower squeeze roller coaxially, and the lower gear is meshed with the sliding rack. Therefore, when the sliding part slides relative to the fixed part, the sliding part drives the sliding rack to move, the sliding rack is meshed with the lower gear, the sliding rack drives the lower gear to rotate, and the lower gear drives the lower extrusion roller to rotate; meanwhile, the sliding part drives the upper squeeze roller to move, the upper squeeze roller drives the upper gear which is coaxially connected to roll on the fixed rack, and the upper gear drives the upper squeeze roller to rotate, so that automatic rotation of the upper squeeze roller and the lower squeeze roller is realized, motor driving is not needed, and energy is saved.
Further, a power supply is electrically connected to the heating portion. The power supply is used for providing electric energy for the heating part, and the electric energy is converted into heat energy, so that the heating part generates heat to form high temperature.
Further, the heating part comprises a heat cavity positioned in the knife part, a vortex tube is arranged on the sliding part, a piston cylinder is arranged on the fixing part, a piston is connected in the piston cylinder in a sliding way, a piston rod is fixedly connected on the piston, one end of the piston rod, far away from the piston, is fixedly connected on the sliding part, an air inlet and an air outlet are arranged on the piston cylinder, the air outlet is communicated with the air inlet end of the vortex tube, the heat outlet end of the vortex tube is communicated with the heat cavity, the cold outlet end of the vortex tube faces towards a handle on the sliding part, and one-way valves are arranged on the air outlet and the air inlet. Therefore, when the sliding part slides, the sliding part drives the piston to slide back and forth in the piston cylinder through the piston rod, so that the piston cylinder can charge air and discharge air. The air inlet is used for enabling air to enter the piston cylinder and enter through the piston cylinder, so that air is supplemented into the piston cylinder. The gas outlet is used for enabling the gas discharged from the piston cylinder to enter the vortex tube, the gas entering the vortex tube flows out of the hot gas outlet end of the vortex tube, and the cold gas flows out of the cold gas outlet end of the vortex tube. Because the hot air outlet end is communicated with the hot cavity, hot air enters the hot cavity, so that the temperature of the cutter part is higher, a power supply is not required to be used for heating, energy is saved, and the trouble of charging is avoided. The cold air outlet end flows out of the cold air to flow to the handle, so that heat in the hot cavity is prevented from being transferred to the outside air or the temperature around the handle is overhigh through heat transfer of the sliding part, the temperature around the handle is lowered, and the handle is convenient to hold.
Drawings
Fig. 1 is a partial cross-sectional view of a pruning knife for a branch according to example 1;
fig. 2 is a partial longitudinal sectional view of a pruning knife for a branch according to embodiment 2;
FIG. 3 is a cross-sectional view at A-A in FIG. 2;
fig. 4 is a partial longitudinal sectional view of a pruning knife for a branch according to example 3.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the scissors head 1, the handle 2, the battery 3, the plug 4, the heating part 5, the compression spring 6, the fixing part 7, the lower squeeze roller 8, the sliding rack 9, the fixing block 10, the upper squeeze roller 11, the fixing rack 12, the vertical rod 13, the cross rod 14, the sliding part 15, the first handle 16, the second handle 17, the second through hole 18, the first through hole 19, the notch 20, the vortex tube 21, the upper hose 22, the lower hose 23, the piston cylinder 24, the piston 25, the tension spring 26, the upper gear 27, the lower gear 28, the knife part 29 and the heat cavity 30.
Example 1
Substantially as shown in figure 1: the utility model provides a pruning shear for branch, includes the pruning shear body, and the pruning shear body includes two handles 2, and the right-hand member of two handles 2 all overlaps the rubber sleeve, and the even integrated into one piece in left end of two handles 2 has connecting portion, and two connecting portions rotate through the round pin axle to be connected, are connected with pressure spring 6 between two handles 2, and the even integrated into one piece in left end of two connecting portions has the pruning portion, and the pruning portion in this implementation is scissors head 1. The scissor head 1 is internally provided with a cavity, and a heating part 5 is arranged in the cavity, and specifically, the heating part 5 comprises an electric heating element, such as an electric heating wire, a silicon molybdenum rod or a molybdenum electrode, and the like, which can convert electric energy into heat energy. The handle 2 is also internally provided with a cavity, the cavity is internally provided with a battery 3, the battery 3 is electrically connected with the electric heating element through a lead, the battery 3 is easy to understand to be a rechargeable battery 3, the rechargeable battery 3 can be charged through the plug 4, and the battery 3 is used for providing electric energy for the electric heating element, so that the electric heating element generates heat, the scissor head 1 generates heat, and the temperature of the scissor head 1 can reach 120-150 ℃. The electric heating element is powered by the battery 3, and the structure is simpler.
Of course, the battery 3 is not required to be arranged in the handle 2, and the electric heating element is directly connected with the electric heating element through a power line and a plug. The power cord and the plug are directly connected with the electric heating element, so that the power cord is longer, and the trouble of longer power cord can be omitted by using the battery 3.
Of course, the heating part 5 on the scissor head 1 not only heats by arranging the electric heating element, but also can be arranged on the scissor head 1, when the novel electric heating scissors are used, the metal scissor head 1 is inserted into flames, or the scissor head 1 is inserted into a heating box or a baking oven, the temperature of the scissor head 1 can be increased by an external heat source through a heat transfer mode, and the scissor head 1 can also generate heat, so that the aim of sterilizing during trimming can be achieved by a common trimming knife without using a special trimming knife.
Of course, the shape of the scissors body is not limited to the general structure of scissors for pruning branches (example 2), and may be referred to as a scissors body as long as pruning of branches can be achieved.
The specific implementation process is as follows: when the branches are trimmed, the scissors heads 1 are used for cutting off the branches, and meanwhile, the high temperature of the scissors heads 1 can be used for closing wounds of the branches, so that invasion of canker bacteria is reduced; the pruning part has a certain high temperature, can disinfect and sterilize, and can not generate multiple infections of bacteria such as canker in the process of pruning branches. When the embodiment is adopted, the trimming part does not need to be sterilized by alcohol, the operation is simpler, and the trimming efficiency is improved.
Example 2
The present embodiment provides a trimming blade of another structure: as shown in fig. 3, the trimming blade body includes a fixing portion 7 and a sliding portion 15, where the fixing portion 7 in this embodiment is a fixing plate, the sliding portion 15 is a sliding plate, and a left side surface of the sliding portion 15 is vertically slidably connected to a right side surface of the fixing portion 7, and specifically, the sliding portion 15 and the fixing portion 7 slide in a manner that the sliding groove and the sliding block are mutually matched. The fixing part 7 is provided with a first through hole 19 which is transversely arranged, the sliding part 15 is provided with a second through hole 18 which can be opposite to the first through hole 19, the trimming part is positioned in the second through hole 18, the trimming part in the embodiment is a knife part 29, the knife part 29 is positioned at the top of the second through hole 18, the knife part 29 is fixedly connected with the sliding part 15 in a screw fixing mode, and the bottom of the knife part 29 is provided with a knife edge, so that branches can be cut off.
As shown in fig. 2, a cavity is provided in the fixing portion 7, and an opening is provided in a side portion of the cavity near the sliding portion. The fixed block 10 is fixed on the sliding part 15 through a screw, the fixed block 10 passes through the opening and is positioned in the cavity, a shaft hole is formed in the fixed block 10, a first rotating shaft is rotatably connected in the shaft hole through a bearing, the right end of the first rotating shaft is coaxially welded with the upper extrusion roller 11, an upper opening for enabling the upper extrusion roller 11 to enter is formed in the side wall of the first through hole 19, and the upper opening is positioned at the top of the side wall of the first through hole 19. The upper squeeze roller 11 and the first rotating shaft are both positioned in the cavity. The left inner wall of the cavity is welded with a fixed rack 12, the left end of the first rotating shaft is coaxially welded with an upper gear 27, and the upper gear 27 is meshed with the fixed rack 12. The cavity is used for holding the upper squeeze roll 11, and when the sliding part 15 moves vertically, the sliding part 15 drives the upper squeeze roll 11 to move vertically in the cavity through the fixed block 10, so that the upper squeeze roll 11 can move vertically in the fixed part 7 without being influenced.
As shown in fig. 2, a roller cavity is provided in the fixing portion 7, a lower squeeze roller 8 is rotatably connected in the roller cavity, a lower opening is provided on a side wall of the first through hole 19, the lower opening is opposite to the upper opening, and a top of the lower squeeze roller 8 is located in the lower opening. The bottom welding of fixed block 10 has a sliding rack 9, and sliding rack 9 can vertically slide in the cavity, and the left end coaxial welding of lower squeeze roll 8 has the second pivot, is equipped with the shaft hole on the fixed part 7, and the second pivot passes through the bearing rotation to be connected on the shaft hole of fixed part 7, and the left end coaxial welding of second pivot has lower gear 28, and lower gear 28 meshes with sliding rack 9. The knife portion 29 is provided with a heating portion, and the specific arrangement of the heating portion can be referred to in embodiment 1, that is, the knife portion 29 is provided with a cavity, and an electric heating element, such as an electric heating wire, a silicon molybdenum rod, or a molybdenum electrode, etc., is installed in the cavity, and is electrically connected with a battery, etc.
The bottom of the fixing part 7 is fixed with a first handle 16 through a screw, and the bottom of the sliding part 15 is fixed with a second handle 17 through a screw, so that the trimming cutter body is convenient to hold. The top of the sliding part 15 is welded with a vertical rod 13, the top of the vertical rod 13 is welded with a cross rod 14, and a tension spring 26 is connected between the cross rod 14 and the top of the knife part 29. As shown in fig. 2, the side portions of the first through hole 19 and the second through hole 18 are provided with the notch 20, so that the branches can enter the first through hole 19 and the second through hole 18 through the notch 20.
When pruning branches, the first handle 16 and the second handle 17 are held by two hands respectively, the sliding part 15 is made to slide relatively on the fixed part 7, and the relative positions of the fixed part 7 and the sliding part 15 are adjusted so that the first through hole 19 and the second through hole 18 are opposite. Then, the branches enter the first through holes 19 and the second through holes 18 from the notch 20, the second handle 17 is pulled downwards, the second handle 17 drives the sliding part 15 to move downwards relative to the fixed part 7, the sliding part 15 drives the knife part 29 to move downwards, the knife edge at the bottom of the knife part 29 abuts against the branches, and the knife part 29 cuts off the branches. When the sliding part 15 slides downwards relative to the fixed part 7, the sliding part 15 drives the sliding rack 9 to move downwards, the sliding rack 9 is meshed with the lower gear 28, the sliding rack 9 drives the lower gear 28 to rotate, and the lower gear 28 drives the lower squeeze roller 8 in fig. 3 to rotate clockwise through the second rotating shaft; simultaneously, the sliding part 15 drives the fixed block 10 to move from top to bottom, the fixed block 10 drives the upper extrusion roller 11 to move from top to bottom through the first rotating shaft, the upper extrusion roller 11 and the lower extrusion roller 8 extrude the branches, so that the branches are prevented from moving, the upper gear 27 on the first rotating shaft rolls on the fixed rack 12, the upper gear 27 drives the upper extrusion roller 11 in fig. 3 to rotate anticlockwise through the first rotating shaft, the branches in fig. 3 are pushed to the right under the combined action of the anticlockwise rotation of the upper extrusion roller 11 and the clockwise rotation of the lower extrusion roller 8, so that the right ends of the branches are tightly abutted against the left side wall of the knife part 29, the contact effect of the notch of the branches and the knife part 29 is better, and the high temperature on the knife part 29 is ensured to act on the notch of the right ends of the branches.
Of course, the rotation of the upper squeeze roller 11 and the lower squeeze roller 8 in the present embodiment can be directly driven to rotate by the motor, so that the structure inside the fixing portion 7 is simpler.
Example 3
Embodiment 3 further improves on the basis of embodiment 2, and as shown in fig. 4, the heating part 5 includes a heat chamber 30 located in the knife part 29, the vortex tube 21 is fixed on the right side wall of the sliding part 15 through a screw, the piston cylinder 24 is fixed on the bottom of the fixing part 7 through a screw, the piston 25 is vertically connected with the piston 24 in a sliding manner, the piston 25 is welded with a piston rod, the bottom end of the piston rod extends out of the piston cylinder 24, the bottom of the piston cylinder 24 is sealed with a cylinder cover, and a sealing ring is arranged on the cylinder cover, so that gas located below the piston 25 in the piston cylinder 24 can be prevented from flowing out from a gap between the cylinder cover and the piston rod. The bottom end of the piston rod is welded with a cross plate, the right end of the cross plate is welded on the sliding part 15, an air inlet (not shown in the figure) and an air outlet (not shown in the figure) are arranged on the piston cylinder 24, the air inlet and the air outlet are both positioned at the bottom of the piston cylinder 24, the air outlet is communicated with the air inlet end of the vortex tube 21, an air inlet hose (not shown in the figure) is communicated with the hot air outlet end of the vortex tube 21 and the hot cavity 30, namely, two ends of the upper hose 22 are respectively inserted into the hot air outlet end of the vortex tube 21 and the hot cavity 30, the cold air outlet end of the vortex tube 21 is connected with a lower hose 23, namely, one end of the lower hose 23 is inserted into the cold air outlet end of the vortex tube 21, the other end of the lower hose 23 faces the second handle 17 on the bottom of the sliding part 15, the air outlet and the air inlet are both provided with one-way valves (not shown in the figure), the one-way valves on the air outlet enable air in the piston cylinder 24 to flow into the vortex tube 21 in a one way, and the one-way valves in the air inlet enable the outside air to flow into the piston cylinder 24 in a one way. The thermal chamber 30 is provided with an exhaust port, and hot air in the thermal chamber 30 is exhausted from the exhaust port, thereby preventing the air pressure in the thermal chamber 30 from being increased and the hot air from being injected into the thermal chamber 30.
With the present embodiment, when the sliding portion 15 is slid up and down, the sliding portion 15 drives the piston rod to move up and down through the cross plate, and the piston rod drives the piston 25 to slide back and forth in the piston cylinder 24, thereby allowing the piston cylinder 24 to intake and exhaust air. When the sliding portion 15 moves upward, the outside air enters the piston cylinder 24 through the air inlet, thereby replenishing the inside of the piston cylinder 24 with air. When the sliding portion 15 moves downward, the gas in the piston cylinder 24 enters the vortex tube 21 through the gas outlet and the gas inlet hose, the gas entering the vortex tube 21 flows out of the hot gas outlet end of the vortex tube 21, and the cold gas flows out of the cold gas outlet end of the vortex tube 21. Because the upper hose 22 is communicated with the hot air outlet end and the hot cavity 30, hot air enters the hot cavity 30 through the upper hose 22, so that the temperature of the knife part 29 is higher in a heat transfer mode, a power supply is not needed for heating, energy is saved, and the trouble of charging is avoided. And the cold air outlet end flows out of the cold air to the second handle 17 at the bottom of the sliding part 15, so that heat discharged from the hot air outlet in the hot cavity 30 is prevented from being transmitted to the first handle 16 and the second handle 17 through the outside air or the medium such as the sliding part 15, so that the ambient temperature is overhigh, and the cold air cools the surroundings of the first handle 16 and the second handle 17, thereby facilitating the holding of the first handle 16 and the second handle 17.
While only the preferred embodiments of the present invention have been described above, it should be noted that it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the invention, and these should also be considered as the scope of the invention, which does not affect the effect of the practice of the invention and the utility of the patent. The technology, shape, and construction parts omitted herein are all known in the art.
Claims (7)
1. The utility model provides a pruner for branch, includes pruner body, be equipped with the pruning department that is used for cutting the branch on the pruner body, its characterized in that: the trimming part is provided with a heating part, the trimming cutter body comprises a fixing part and a sliding part, the sliding part is connected to the fixing part in a sliding way, the fixing part is provided with a first through hole, the sliding part is provided with a second through hole which can be opposite to the first through hole, the trimming part is positioned in the second through hole, and the trimming part is a cutter part; the heating part comprises a thermal cavity positioned in the knife part, the sliding part is provided with a vortex tube, the fixed part is provided with a piston cylinder, a piston is connected in the piston cylinder in a sliding way, a piston rod is fixedly connected to the piston, one end of the piston rod, which is far away from the piston, is fixedly connected to the sliding part, the piston cylinder is provided with an air inlet and an air outlet, the air outlet is communicated with the air inlet end of the vortex tube, the hot air outlet end of the vortex tube is communicated with the thermal cavity, the cold air outlet end of the vortex tube faces towards a handle on the sliding part, and the air outlet and the air inlet are both provided with one-way valves; one end of the piston rod, which is far away from the piston, is fixed with a transverse plate, and one end of the transverse plate is fixedly connected to the sliding part.
2. A pruning shear for a branch according to claim 1, wherein: the fixed part is internally provided with a cavity, the sliding part is rotationally connected with an upper squeeze roller positioned in the cavity, the side wall of the first through hole is provided with an upper opening for the upper squeeze roller to enter, and the upper opening is positioned at the top of the side wall of the first through hole.
3. A pruning shear for a branch according to claim 2, wherein: the fixed part is rotationally connected with a lower squeeze roller, a lower opening is formed in the side wall of the first through hole and is opposite to the upper opening, the top of the lower squeeze roller is located in the lower opening, and the rotation directions of the upper squeeze roller and the lower squeeze roller are opposite.
4. A pruning shear for a branch according to claim 3, wherein: the device also comprises a driving mechanism for driving the upper squeeze roller and the lower squeeze roller to rotate.
5. The pruning knife for a branch according to claim 4, wherein: the drive mechanism includes a motor.
6. The pruning knife for a branch according to claim 4, wherein: the driving mechanism comprises an upper gear, a lower gear, a fixed rack fixedly connected in the cavity and a sliding rack fixedly connected on the sliding part, wherein the upper gear is fixedly connected with the upper squeeze roller coaxially, the upper gear is meshed with the fixed rack, the lower gear is fixedly connected with the lower squeeze roller coaxially, and the lower gear is meshed with the sliding rack.
7. A pruning shear for a branch according to claim 2, wherein: and the heating part is electrically connected with a power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515621.6A CN110073828B (en) | 2019-06-14 | 2019-06-14 | Pruning knife for branches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910515621.6A CN110073828B (en) | 2019-06-14 | 2019-06-14 | Pruning knife for branches |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110073828A CN110073828A (en) | 2019-08-02 |
| CN110073828B true CN110073828B (en) | 2024-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910515621.6A Active CN110073828B (en) | 2019-06-14 | 2019-06-14 | Pruning knife for branches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110073828B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008193955A (en) * | 2007-02-14 | 2008-08-28 | Hitachi Koki Co Ltd | Pruning machine |
| CN105075731A (en) * | 2015-07-07 | 2015-11-25 | 上海跃进医疗器械有限公司 | Manual simulation plant climate box |
| KR20150134933A (en) * | 2014-05-23 | 2015-12-02 | 김민수 | Pruning knife |
| CN207460891U (en) * | 2017-09-14 | 2018-06-08 | 李荣杰 | A kind of gardens pruning shear |
| CN208296620U (en) * | 2018-06-08 | 2018-12-28 | 吴桥景博玻璃制品有限公司 | A kind of decoration firing kiln residual heat using device |
| CN109429761A (en) * | 2018-12-21 | 2019-03-08 | 刘伟芳 | A kind of electric heating disinfection shrub and hedge trimmer |
| CN210537590U (en) * | 2019-06-14 | 2020-05-19 | 重庆工业职业技术学院 | Pruning shear for branches |
-
2019
- 2019-06-14 CN CN201910515621.6A patent/CN110073828B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008193955A (en) * | 2007-02-14 | 2008-08-28 | Hitachi Koki Co Ltd | Pruning machine |
| KR20150134933A (en) * | 2014-05-23 | 2015-12-02 | 김민수 | Pruning knife |
| CN105075731A (en) * | 2015-07-07 | 2015-11-25 | 上海跃进医疗器械有限公司 | Manual simulation plant climate box |
| CN207460891U (en) * | 2017-09-14 | 2018-06-08 | 李荣杰 | A kind of gardens pruning shear |
| CN208296620U (en) * | 2018-06-08 | 2018-12-28 | 吴桥景博玻璃制品有限公司 | A kind of decoration firing kiln residual heat using device |
| CN109429761A (en) * | 2018-12-21 | 2019-03-08 | 刘伟芳 | A kind of electric heating disinfection shrub and hedge trimmer |
| CN210537590U (en) * | 2019-06-14 | 2020-05-19 | 重庆工业职业技术学院 | Pruning shear for branches |
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| CN110073828A (en) | 2019-08-02 |
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