CN112138345A - Table tennis is with picking up separator - Google Patents
Table tennis is with picking up separator Download PDFInfo
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- CN112138345A CN112138345A CN202010829271.3A CN202010829271A CN112138345A CN 112138345 A CN112138345 A CN 112138345A CN 202010829271 A CN202010829271 A CN 202010829271A CN 112138345 A CN112138345 A CN 112138345A
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- box body
- table tennis
- collecting tank
- motor
- picking
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/02—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting
- A63B47/021—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting for picking-up automatically, e.g. by apparatus moving over the playing surface
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/002—Devices for dispensing balls, e.g. from a reservoir
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/02—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting
- A63B47/025—Installations continuously collecting balls from the playing areas, e.g. by gravity, with conveyor belts
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/02—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting
- A63B47/025—Installations continuously collecting balls from the playing areas, e.g. by gravity, with conveyor belts
- A63B2047/028—Installations continuously collecting balls from the playing areas, e.g. by gravity, with conveyor belts pneumatic ball transport
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/16—Table tennis
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The invention discloses a table tennis ball picking and separating device, which comprises: the automatic lifting device comprises a main box body, a first collecting tank, a suction fan, a lifting and arraying mechanism, a guide pipe, a second collecting tank and a third collecting tank, wherein a partition plate is arranged in the main box body, a through hole which is inclined downwards is formed in the partition plate, the partition plate divides the box body into two box bodies, the box body positioned at the right end is the first box body, and the box body positioned at the left end is the second box body. The suction fan in the picking and separating device for table tennis sucks the table tennis into the first collecting tank, the table tennis in the first collecting tank slides downwards along the inner wall of the guide pipe after being effectively lifted by the lifting and arraying mechanism, the good table tennis falls back into the third collecting tank after being rebounded by the second collecting tank, and the deformed table tennis falls back into the second collecting tank after being rebounded by the second collecting tank, so that the picking and separating of the table tennis are completed.
Description
Technical Field
The invention relates to the technical field of table tennis, in particular to a table tennis picking and separating device.
Background
At present, table tennis is popular among the public. However, in every sport, the table tennis inevitably flies far away, the table tennis flying far away needs to be picked up manually, and the quality of the table tennis is distinguished by the eyes of the picking-up person, which is more obvious in the table tennis training field, so that a table tennis picking-up and separating device is needed to be provided to at least partially solve the problems in the prior art.
Disclosure of Invention
In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present invention provides a pickup and separation device for table tennis, comprising: the method comprises the following steps: the device comprises a main box body, a first collecting tank, a suction fan, a lifting and aligning mechanism, a guide pipe, a second collecting tank and a third collecting tank, wherein a partition plate is arranged in the main box body, through holes which are inclined downwards are arranged on the partition plate, the box body is divided into two box bodies by the partition plate, the box body on the right side is the first box body, and the box body on the left side is the second box body;
the inner bottom surface of the first box body is fixedly connected with the first collecting groove, the upper surface of the first collecting groove is provided with an opening, one side, away from the partition plate, of the first collecting groove is provided with a ball inlet channel, the ball inlet channel extends downwards out of the bottom wall of the first box body, one side, close to the partition plate, of the first collecting groove is connected with an air inlet end of the suction fan, and an air outlet end of the suction fan is connected with the rear side wall of the first box body;
an opening is formed in the bottom of the first collecting tank, one end, close to the ball inlet channel, of the bottom wall of the first collecting tank inclines upwards, the bottom of the lifting alignment mechanism penetrates out of the opening and is fixedly connected with the inner bottom surface of the first box body, the top of the lifting alignment mechanism is fixedly connected with the inner top surface of the first box body, and the top of the lifting alignment mechanism inclines towards the rear side of the first box body;
the left side of the lifting and aligning mechanism is connected with the guide pipe, the guide pipe penetrates through a through hole in the partition plate and extends into the second box body, a second collecting tank is arranged below one end, away from the lifting and aligning mechanism, of the guide pipe, an opening is formed in the upper surface of the second collecting tank, the second collecting tank is arranged in the second box body, and the lower surface of the second collecting tank is connected with the inner bottom surface of the second box body;
one side, far away from the partition plate, of the second collecting tank is provided with a third collecting tank, the upper surface of the third collecting tank is provided with an opening, and the lower surface of the third collecting tank is connected with the inner bottom surface of the second box body.
Preferably, the lifting and aligning mechanism comprises a motor, a conveying frame, a driving wheel, a driven wheel, a conveying belt, a plurality of transverse blocking strips, a first guardrail and a second guardrail, the output shaft of the motor is connected with the driving wheel, the conveyor belt is wound on the driving wheel and the driven wheel, a plurality of transverse blocking strips are uniformly distributed and fixed on the conveyor belt, the transverse stopping strip is obliquely arranged towards one side close to the guide pipe, the width of the transverse guiding strip is larger than the radius of the table tennis, the driving wheel is fixedly arranged at the upper end of the conveying frame through a shaft seat, the driven wheel is fixedly arranged at the lower end of the conveying frame through the shaft seat, the conveying frame is close to one side fixedly connected with of stand pipe first guardrail, the conveying frame is kept away from one side fixedly connected with of stand pipe second guardrail, just the upper end of second guardrail to being close to the lopsidedness of first guardrail.
Preferably, a wood plate is fixedly connected to the middle position of the inner bottom surface of the second collecting tank.
Preferably, the upper end of the guide tube is fixedly connected with a fixing plate, and the fixing plate is fixedly connected with the side wall of the conveying frame close to the partition plate.
Preferably, the height of the second collecting tank is smaller than that of the third collecting tank, and a first rubber cushion is connected to the inner bottom surface of the third collecting tank.
Preferably, a first door is arranged on the front side wall of the second box body, and a second door is arranged on the front side wall of the first box body.
Preferably, the bottom surface of the main box body is provided with a travelling wheel.
Preferably, the ball inlet channel stretches out one end of the first box bottom wall is provided with a conical ball inlet, one end with the large diameter of the conical ball inlet is arranged downwards, the bottom surface of the conical ball inlet is connected with a second rubber cushion, and the second rubber cushion is provided with a round hole.
Preferably, a switch is fixedly connected to the left side wall of the main box body, a wire is arranged on the switch and penetrates through the left side wall of the main box body and the partition plate and is connected with the suction fan and the power supply end of the motor.
Preferably, the motor includes a heat dissipation device, the heat dissipation device monitors an internal temperature of the motor in real time, and determines whether to start the heat dissipation device according to the monitored internal temperature of the motor according to a preset determination method, and after the heat dissipation device is started, the heat dissipation device reduces the internal temperature of the motor, and the preset determination method includes the specific steps of:
step a1, calculating the internal pressure of the motor according to the following formula:
wherein F represents the internal pressure of the motor, λ represents the copper wire resistivity, LaRepresenting half turn coil length, N representing the number of turns in series per phase winding, NtRepresenting the effective sectional area of each turn of lead, n representing the number of parallel branches of the motor, I representing current, pi representing a natural constant, and d representing the diameter of a copper wire;
step a2, calculating the internal temperature of the motor according to the following formula:
wherein v represents a heat transfer rate, Q a rotational speed of the motor, c a rated power of the motor, ρ a heat flow density, α a specific heat capacity, λ a thermal conductivity, and γ a prandtl number;
and A3, comparing the internal temperature T of the motor obtained in the step A2 with a preset temperature, starting the heat dissipation device when the internal temperature T of the motor is greater than or equal to the preset temperature, and not starting the heat dissipation device when the internal temperature T of the motor is less than the preset temperature.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the suction fan in the picking and separating device for table tennis sucks the table tennis into the first collecting tank, the table tennis in the first collecting tank slides downwards along the inner wall of the guide pipe after being effectively lifted by the lifting and arraying mechanism, the good table tennis falls back into the third collecting tank after being rebounded by the second collecting tank, and the deformed table tennis falls back into the second collecting tank after being rebounded by the second collecting tank, so that the picking and separating of the table tennis are completed.
Other advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a front sectional schematic view of a table tennis ball picking and separating device according to the present invention.
Fig. 2 is a schematic sectional view at a-a in fig. 1.
Fig. 3 is a schematic sectional view of fig. 1 at the position B-B.
Fig. 4 is a schematic front view illustrating an assembly of a lifting alignment mechanism and a guide tube in the picking and separating device for table tennis balls according to the present invention.
Fig. 5 is a partial left side view schematically illustrating the assembly of the lifting and aligning mechanism and the guide tube in the table tennis ball picking and separating device according to the present invention.
Fig. 6 is a front view schematically illustrating a main box of the picking and separating device for table tennis according to the present invention.
Fig. 7 is a schematic bottom view of a second rubber cushion in the picking and separating device for table tennis according to the present invention.
Fig. 8 is a left side view schematically illustrating a main box of the picking and separating device for table tennis according to the present invention.
Fig. 9 is a schematic view of a work flow of picking and separating good balls in table tennis balls by using the picking and separating device for table tennis balls.
Fig. 10 is a schematic flow chart of the work flow of picking up and separating the bad balls in the table tennis using the picking-up and separating device for table tennis of the present invention.
1 is a main box body, 1-1 is a clapboard, 1-1-1 is a first box body, 1-1-1-1 is a second door, 1-1-2 is a second box body, 1-1-2-1 is a first door, 2 is a first collecting tank, 2-1 is a ball inlet channel, 2-1-1 is a conical ball inlet, 2-1-2 is a second rubber cushion, 2-1-2-1 is a round hole, 2-2 is an opening hole, 3 is a fan, 4 is a lifting and aligning mechanism, 4-1 is a motor, 4-2 is a conveying frame, 4-3 is a driving wheel, 4-4 is a driven wheel, 4-5 is a conveying belt, 4-6 is a transverse blocking strip, 4-7 is a first guardrail, 4-8 is a second guardrail, 5 is a guide pipe, 5-1 is a fixing plate, 6 is a second collecting tank, 7 is a third collecting tank, 8 is a wood plate, 9 is a first rubber cushion, 10 is a traveling wheel, and 11 is a switch.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 10, the present invention provides a table tennis ball picking and separating device, comprising: the device comprises a main box body 1, a first collecting tank 2, a suction fan 3, a lifting and aligning mechanism 4, a guide pipe 5, a second collecting tank 6 and a third collecting tank 7, wherein a partition plate 1-1 is arranged in the main box body 1, a through hole which inclines downwards is formed in the partition plate 1-1, the box body is divided into two box bodies by the partition plate 1-1, the box body positioned on the right side is the first box body 1-1-1, and the box body positioned on the left side is the second box body 1-1-2;
the inner bottom surface of the first box body 1-1-1 is fixedly connected with the first collecting tank 2, the upper surface of the first collecting tank 2 is provided with an opening, one side of the first collecting tank 2, which is far away from the partition plate 1-1, is provided with a ball inlet channel 2-1, the ball inlet channel 2-1 extends downwards to form the bottom wall of the first box body 1-1-1, one side of the first collecting tank 2, which is close to the partition plate 1-1, is connected with an air inlet end of the suction fan 3, and an air outlet end of the suction fan 3 is connected with the rear side wall of the first box body 1-1-1;
an opening 2-2 is formed in the bottom of the first collecting tank 2, one end, close to the ball inlet channel 2-1, of the bottom wall of the first collecting tank 2 inclines upwards, the bottom of the lifting alignment mechanism 4 penetrates out of the opening 2-2 and is fixedly connected with the inner bottom surface of the first box body 1-1-1, the top of the lifting alignment mechanism 4 is fixedly connected with the inner top surface of the first box body 1-1-1, and the top of the lifting alignment mechanism 4 inclines towards the rear side of the first box body 1-1-1;
the guide pipe 5 is connected to the left side of the lifting alignment mechanism 4, the guide pipe 5 penetrates through a through hole in the partition plate 1-1 and extends into the second box body 1-1-2, the second collecting tank 6 is arranged below one end, far away from the lifting alignment mechanism 4, of the guide pipe 5, an opening is formed in the upper surface of the second collecting tank 6, the second collecting tank 6 is arranged in the second box body 1-1-2, and the lower surface of the second collecting tank 6 is connected with the inner bottom surface of the second box body 1-1-2;
the third collecting groove 7 is arranged on one side, away from the partition plate 1-1, of the second collecting groove 6, an opening is formed in the upper surface of the third collecting groove 7, and the lower surface of the third collecting groove 7 is connected with the inner bottom surface of the second box body 1-1-2.
The working principle of the technical scheme is as follows: the inner size of the ball inlet channel 2-1 is larger than the diameter of the table tennis, the first collecting groove 1-1 is connected with a suction fan 3, and the suction fan 3 sucks the table tennis from the ground into the first collecting groove 2 through the ball inlet channel 2-1; the length and width of the opening 2-2 at the bottom of the first collecting groove 2 correspond to the section size of the lifting alignment mechanism 4, so that the gaps between the lifting alignment mechanism 4 and the rear side wall, the left side wall and the right side wall of the first collecting groove 2 are effectively controlled, and table tennis balls cannot be clamped in the gaps; the bottom of the first collecting groove 2 inclines towards the upper right, so that table tennis balls are gathered towards the lifting alignment mechanism 4 under the action of gravity, and each table tennis ball can be effectively lifted and cannot be retained in the first collecting groove 2; the top of the lifting and aligning mechanism 4 can fixedly connect the upper ends of the left and right side walls of the lifting and aligning mechanism 4 with the inner top surface of the first box body 1-1-1 respectively through two L-shaped fixing plates, and the bottom of the lifting and aligning mechanism 4 can fixedly connect the lower ends of the left and right side walls of the lifting and aligning mechanism 4 with the inner bottom surface of the first box body 1-1-1 respectively through two L-shaped fixing plates; the table tennis balls lifted by the lifting alignment mechanism 4 slide down from the guide pipe 5 and impact the second collecting groove 6 at a certain speed and angle, and because heights and horizontal distances of rebounded good balls and bad balls in the table tennis balls are different, the good balls rebound through the second collecting groove 6 and then fall back into the third collecting groove 7 far away from the impact point, and the deformed table tennis balls rebound through the second collecting groove 6 and then fall back into the second collecting groove 6.
The beneficial effects of the above technical scheme are that: through the design of the structure, the suction fan 3 in the picking and separating device for table tennis sucks the table tennis balls into the first collecting groove 2, the table tennis balls in the first collecting groove 2 are effectively lifted by the lifting and aligning mechanism 4 and then slide downwards along the inner wall of the guide pipe 5, the good table tennis balls rebound by the second collecting groove 6 and then fall back into the third collecting groove 7, and the deformed table tennis balls rebound by the second collecting groove 6 and then fall back into the second collecting groove 6, so that the picking and separating of the table tennis balls are completed.
In one embodiment, the lifting and aligning mechanism 4 comprises a motor 4-1, a conveying frame 4-2, a driving wheel 4-3, a driven wheel 4-4, a conveyor belt 4-5, a plurality of transverse blocking strips 4-6, a first guardrail 4-7 and a second guardrail 4-8, an output shaft of the motor 4-1 is connected with the driving wheel 4-3, the conveyor belt 4-5 is wound on the driving wheel 4-3 and the driven wheel 4-4, the plurality of transverse blocking strips 4-6 are uniformly distributed and fixed on the conveyor belt 4-5, the transverse blocking strips 4-6 are obliquely arranged towards one side close to the guide pipe 5, the width of the transverse guiding strips 4-6 is greater than the radius of a ping-pong ball, and the driving wheel 4-3 is fixedly mounted at the upper end of the conveying frame 4-2 through a shaft seat, the driven wheel 4-4 is fixedly installed at the lower end of the conveying frame 4-2 through the shaft seat, one side, close to the guide pipe 5, of the conveying frame 4-2 is fixedly connected with the first guardrail 4-7, one side, far away from the guide pipe 5, of the conveying frame 4-2 is fixedly connected with the second guardrail 4-8, and the upper end of the second guardrail 4-8 inclines towards one side, close to the first guardrail 4-7.
The working principle of the technical scheme is as follows: the motor 4-1 drives the driving wheel 4-3 to rotate, the driving wheel 4-3 drives the driven wheel 4-4 to rotate through the conveyor belt 4-5, the transverse guide strips 4-6 on the conveyor belt 4-5 drive the table tennis balls to lift, the top of the lifting and aligning mechanism 4 inclines to one side far away from the first box body 1-1-1, and the width of the transverse guide strips 4-6 is larger than the radius of the table tennis balls, so that the stability of the table tennis ball lifting process is ensured; gaps are reserved between the first guardrail 4-7 and the second guardrail 4-8 and the transverse baffle bar 4-6, namely the first guardrail 4-7 and the second guardrail 4-8 cannot scratch the transverse baffle bar 4-6; the upper end of the second guardrail 4-8 inclines to the side close to the first guardrail 4-7, the gap between the upper end of the first guardrail 4-7 and the upper end of the second guardrail 4-8 is gradually reduced to only allow one table tennis ball to pass through, so that when the transverse stopping strip 4-6 lifts a plurality of table tennis balls to the bottom of the guide pipe 5, only the table tennis ball close to the first guardrail 4-7 is kept, and because the transverse stopping strip 4-6 inclines to the side close to the guide pipe 5, the table tennis ball close to the first guardrail 4-7 automatically slides into the guide pipe 5 under the action of gravity.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, promote permutation mechanism 4 and can promote the automatic landing of back to the stand pipe 5 in the table tennis in first collecting vat 2 one by one.
In one embodiment, a wood plate 8 is fixedly connected to the middle position of the inner bottom surface of the second collecting groove 6.
The working principle of the technical scheme is as follows: the material of plank 8 is the same with the material of table tennis table, can make the table tennis bounce-back effectively, and the size of second collecting vat 6 is far greater than the size of plank 8 in addition, and when the thickness that the table tennis accumulated will exceed the thickness of plank 8, can take out second collecting vat 6.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, good ball among the table tennis passes through plank 8 and rebounds effectively and gets into in the third collecting vat 7, and bad ball among the table tennis falls into in second collecting vat 6 after 8 rebounds through plank.
In one embodiment, a fixing plate 5-1 is fixedly connected to the upper end of the guide tube 5, and the fixing plate 5-1 is fixedly connected to the side wall of the conveying frame 4-2 close to the partition plate 1-1.
The working principle of the technical scheme is as follows: the fixed plate 5-1 is provided with an arc corresponding to the outer wall of the guide pipe 5, so that the fixed plate and the guide pipe 5 can be welded and fixed conveniently, the fixed plate 5-1 can be fixedly connected with the side wall of the conveying frame 4-2 close to the partition plate 1-1 in a threaded connection or welding mode, and the middle position of the guide pipe 5 is fixed by the through hole in the partition plate 1-1, so that the guide pipe 5 is fixed firmly.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, the position of stand pipe 5 is firmly fixed, and the table tennis promotes 4 back row's of mechanisms and promotes on the plank 8 is fallen from stand pipe 5 landing one by one, and strikes the bounce-back to plank 8 one by one, and two adjacent table tennis can not disturb to distinguish good ball and bad ball effectively.
In one embodiment, the height of the second collection trough 6 is smaller than the height of the third collection trough 7, and a first rubber cushion 9 is attached to the inner bottom surface of the third collection trough 7.
The working principle of the technical scheme is as follows: the first rubber cushion 9 in the third collecting groove 7 can buffer the bounce of table tennis balls.
The beneficial effects of the above technical scheme are that: by the above-described configuration, the good balls in the third catch tank 7 do not bounce back into the second catch tank 6.
In one embodiment, a first door 1-1-2-1 is provided on a front side wall of the second casing 1-1-2, and a second door 1-1-1-1 is provided on a front side wall of the first casing 1-1-1.
The working principle of the technical scheme is as follows: the first door 1-1-2-1 and the second door 1-1-1-1 are preferably made of transparent materials, the second collecting tank 6 and the third collecting tank 7 can be taken out after the first door 1-1-2-1 is opened, and the lifting alignment mechanism 4 is overhauled after the second door 1-1-1-1 is opened.
The beneficial effects of the above technical scheme are that: through the design of the structure, the first door 1-1-1-1 made of transparent materials is convenient for checking the separation condition of the table tennis balls and adjusting the separation condition according to the number of good balls and bad balls in the second collecting tank 6 and the third collecting tank 7, and the first door 1-1-1-1 is convenient for collecting the separated table tennis balls after the second collecting tank 6 and the third collecting tank 7 are taken out; the second door 1-1-1-1 made of transparent materials is convenient for observing the condition that the table tennis ball is lifted by the lifting and arraying mechanism 4, and the second door 1-1-1-1 is convenient for overhauling the lifting and arraying mechanism 4.
In one embodiment, the bottom surface of the main case 1 is provided with road wheels 10.
The working principle of the technical scheme is as follows: the traveling wheels 10 can reduce friction between the main body case 1 and the ground.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, the person of facilitating the use promotes main tank 1 and picks up the table tennis.
In one embodiment, one end of the ball inlet channel 2-1 extending out of the bottom wall of the first box body 1-1-1 is provided with a conical ball inlet 2-1-1, the end with the larger diameter of the conical ball inlet 2-1-1 is arranged downwards, the bottom surface of the conical ball inlet 2-1-1 is connected with a second rubber cushion 2-1-2, and the second rubber cushion 2-1-2 is provided with a round hole 2-1-2-1.
The working principle of the technical scheme is as follows: the diameter of the round hole 2-1-2-1 is smaller than that of the table tennis ball, and the table tennis ball can enter the first collecting tank 2 through the conical ball inlet 2-1-1 and the ball inlet channel 2-1 under the suction action of the suction fan 3.
The beneficial effects of the above technical scheme are that: through the design of the structure, balls or other objects larger than the diameter of the table tennis ball cannot be sucked into the first collecting groove 2.
In one embodiment, a switch 11 is fixedly connected to the left side wall of the main box 1, a wire is arranged on the switch 11, and the wire penetrates through the left side wall of the main box 1, the partition plate 1-1 and is connected with the suction fan 3 and the power supply end of the motor 4-1.
The working principle of the technical scheme is as follows: the lead is connected with the power supply ends of the suction fan 3 and the motor 4-1 after penetrating through the left side wall of the main box body 1 and the partition board 1-1.
The beneficial effects of the above technical scheme are that: by the above-described structural design, the switch 11 controls the start and stop of the blower 3 and the lift aligning mechanism 4.
In one embodiment, the motor 4-1 includes a heat sink, the heat sink monitors an internal temperature of the motor 4-1 in real time, and determines whether to start the heat sink according to the monitored internal temperature of the motor 4-1 according to a preset determination method, and after the heat sink is started, the heat sink lowers the internal temperature of the motor 4-1, where the preset determination method includes the following specific steps:
step a1, calculating the internal pressure of the motor 4-1 according to the following formula:
wherein F represents the internal pressure of the motor 4-1, λ represents the copper wire resistivity, and LaRepresenting half turn coil length, N representing the number of turns in series per phase winding, NtRepresenting the effective sectional area of each turn of lead, n representing the number of parallel branches of the motor, I representing current, pi representing a natural constant, and d representing the diameter of a copper wire;
step a2, calculating the internal temperature of the motor 4-1 according to the following formula:
wherein v represents a heat transfer rate, Q a rotation speed of the motor 4-1, c represents a rated power of the motor 4-1, ρ represents a heat flow density, α represents a specific heat capacity, λ represents a thermal conductivity, and γ represents a Plantaget number;
step A3, comparing the internal temperature T of the motor 4-1 obtained in the step A2 with a preset temperature, starting the heat sink when the internal temperature T of the motor 4-1 is greater than or equal to the preset temperature, and not starting the heat sink when the internal temperature T of the motor 4-1 is less than the preset temperature.
The working principle of the technical scheme is as follows: calculating the internal pressure F of the motor 4-1 according to a preset determination method step a 1; calculating the internal temperature T of the motor 4-1 according to a preset determination method step A2 and the internal pressure F of the motor 4-1; then, according to the step A3 of the preset determination method and the measurement of the internal temperature T of the motor 4-1, whether the motor 4-1 needs to start the heat dissipation device is determined, and if the preset temperature is 50 ℃ and the internal temperature T of the motor 4-1 is more than or equal to 50 ℃, the heat dissipation device is started; when the internal temperature T of the motor 4-1 is less than 50 ℃, the heat dissipation device does not need to be started.
The beneficial effects of the above technical scheme are that: through the design of the structure, when the motor 4-1 reaches the warning state, the heat dissipation device is started, so that the temperature and the pressure in the motor 4-1 are reduced, and the service life of the motor 4-1 is prolonged; in addition, the preset determination method considers the heat transfer rate, the heat conductivity coefficient, the heat flow density and other factors of the motor, so that the calculation result is more accurate, the error is smaller, and the calculation result is more representative; in addition, the technologies are all automatic detection and calculation by a computer, and additional manual maintenance is not needed, so that the intelligent level of the motor 4-1 is greatly improved, the picking and separating device for table tennis balls can better complete the picking and separating of the table tennis balls, and the working efficiency is improved.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. A table tennis ball picking and separating device is characterized by comprising: the device comprises a main box body (1), a first collecting tank (2), a suction fan (3), a lifting and arraying mechanism (4), a guide pipe (5), a second collecting tank (6) and a third collecting tank (7), wherein a partition plate (1-1) is arranged in the main box body (1), a through hole which is inclined downwards is formed in the partition plate (1-1), the box body is divided into two box bodies by the partition plate (1-1), the box body positioned on the right side is the first box body (1-1-1), and the box body positioned on the left side is the second box body (1-1-2);
the inner bottom surface of the first box body (1-1-1) is fixedly connected with the first collecting tank (2), the upper surface of the first collecting tank (2) is provided with an opening, one side, away from the partition plate (1-1), of the first collecting tank (2) is provided with a ball inlet channel (2-1), the ball inlet channel (2-1) extends downwards out of the bottom wall of the first box body (1-1-1), one side, close to the partition plate (1-1), of the first collecting tank (2) is connected with the air inlet end of the suction fan (3), and the air outlet end of the suction fan (3) is connected with the rear side wall of the first box body (1-1-1);
an opening hole (2-2) is formed in the bottom of the first collecting tank (2), one end, close to the ball inlet channel (2-1), of the bottom wall of the first collecting tank (2) inclines upwards, the bottom of the lifting alignment mechanism (4) penetrates out of the opening hole (2-2) and is fixedly connected with the inner bottom surface of the first box body (1-1-1), the top of the lifting alignment mechanism (4) is fixedly connected with the inner top surface of the first box body (1-1-1), and the top of the lifting alignment mechanism (4) inclines towards the rear side of the first box body (1-1-1);
the left side of the lifting alignment mechanism (4) is connected with the guide pipe (5), the guide pipe (5) penetrates through a through hole in the partition plate (1-1) and extends into the second box body (1-1-2), a second collecting tank (6) is arranged below one end, far away from the lifting alignment mechanism (4), of the guide pipe (5), an opening is formed in the upper surface of the second collecting tank (6), the second collecting tank (6) is arranged in the second box body (1-1-2), and the lower surface of the second collecting tank (6) is connected with the inner bottom surface of the second box body (1-1-2);
the third collecting groove (7) is arranged on one side, away from the partition plate (1-1), of the second collecting groove (6), an opening is formed in the upper surface of the third collecting groove (7), and the lower surface of the third collecting groove (7) is connected with the inner bottom surface of the second box body (1-1-2).
2. The picking and separating device for table tennis balls according to claim 1, wherein the lifting and aligning mechanism (4) comprises a motor (4-1), a conveying frame (4-2), a driving wheel (4-3), a driven wheel (4-4), a conveying belt (4-5), a plurality of transverse bars (4-6), a first guardrail (4-7) and a second guardrail (4-8), an output shaft of the motor (4-1) is connected with the driving wheel (4-3), the conveying belt (4-5) is wound on the driving wheel (4-3) and the driven wheel (4-4), the plurality of transverse bars (4-6) are uniformly distributed and fixed on the conveying belt (4-5), the transverse bars (4-6) are obliquely arranged towards one side close to the guide pipe (5), the width of horizontal conducting bar (4-6) is greater than the radius of table tennis, action wheel (4-3) pass through axle bed fixed mounting in carry the upper end of frame (4-2), driven wheel (4-4) pass through axle bed fixed mounting in carry the lower extreme of frame (4-2), carry frame (4-2) to be close to one side fixedly connected with of stand pipe (5) first guardrail (4-7), carry frame (4-2) to keep away from one side fixedly connected with of stand pipe (5) second guardrail (4-8), just the upper end of second guardrail (4-8) to being close to the one side slope of first guardrail (4-7).
3. A pick-up and separation device for table tennis balls according to claim 1, wherein a wooden plate (8) is fixedly connected to the middle position of the inner bottom surface of the second collecting tank (6).
4. The picking and separating device for table tennis balls according to claim 2, wherein a fixing plate (5-1) is fixedly connected to the upper end of the guide tube (5), and the fixing plate (5-1) is fixedly connected to the side wall of the conveying frame (4-2) close to the partition plate (1-1).
5. A pick-up and separation device for table tennis balls according to claim 1, wherein the height of the second collection tank (6) is smaller than the height of the third collection tank (7), and a first rubber cushion (9) is attached to the inner bottom surface of the third collection tank (7).
6. A table tennis ball picking and separating device according to claim 1, wherein a first door (1-1-2-1) is provided on a front side wall of the second box body (1-1-2), and a second door (1-1-1-1) is provided on a front side wall of the first box body (1-1-1).
7. The picking and separating device for table tennis balls according to claim 1, wherein the bottom surface of the main box body (1) is provided with a walking wheel (10).
8. The picking and separating device for table tennis balls according to claim 1, wherein a tapered ball inlet (2-1-1) is formed in one end of the ball inlet channel (2-1) extending out of the bottom wall of the first box body (1-1-1), one end of the tapered ball inlet (2-1-1) with a large diameter is arranged downwards, a second rubber cushion (2-1-2) is connected to the bottom surface of the tapered ball inlet (2-1-1), and a round hole (2-1-2-1) is formed in the second rubber cushion (2-1-2).
9. The picking and separating device for table tennis balls according to claim 2, wherein a switch (11) is fixedly connected to the left side wall of the main box body (1), a wire is arranged on the switch (11), and the wire penetrates through the left side wall of the main box body (1), the partition plate (1-1) and is connected with the suction fan (3) and the power supply end of the motor (4-1).
10. The picking and separating device for table tennis according to claim 2, wherein the motor (4-1) comprises a heat sink, the heat sink monitors the internal temperature of the motor (4-1) in real time, the heat sink is determined whether to be activated according to the monitored internal temperature of the motor (4-1) according to a preset determination method, and the heat sink reduces the internal temperature of the motor (4-1) after the heat sink is activated, and the preset determination method comprises the following specific steps:
step A1, calculating the internal pressure of the motor (4-1) according to the following formula:
wherein F represents the internal pressure of the motor (4-1), λ represents the copper wire resistivity, and LaRepresenting half turn coil length, NRepresenting the number of turns in series per phase winding, NtRepresenting the effective sectional area of each turn of lead, n representing the number of parallel branches of the motor, I representing current, pi representing a natural constant, and d representing the diameter of a copper wire;
step A2, calculating the internal temperature of the motor (4-1) according to the following formula:
wherein v represents a heat transfer rate, Q a rotational speed of the motor (4-1), c represents a rated power of the motor (4-1), ρ represents a heat flow density, α represents a specific heat capacity, λ represents a thermal conductivity, and γ represents a Plantt number;
and A3, comparing the internal temperature T of the motor (4-1) obtained in the step A2 with a preset temperature, starting the heat dissipation device when the internal temperature T of the motor (4-1) is greater than or equal to the preset temperature, and not starting the heat dissipation device when the internal temperature T of the motor (4-1) is less than the preset temperature.
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| CN202010829271.3A CN112138345A (en) | 2020-08-18 | 2020-08-18 | Table tennis is with picking up separator |
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| CN113262443A (en) * | 2021-06-18 | 2021-08-17 | 彭晨 | Intelligent ball picking robot |
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| CN116393659A (en) * | 2023-03-28 | 2023-07-07 | 青岛佑兴冶金材料有限公司 | Equipment, process and use method for preparing steelmaking accelerator by utilizing aluminum ash |
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