CN114013904A - Shoulder pole and using method thereof - Google Patents

Shoulder pole and using method thereof Download PDF

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Publication number
CN114013904A
CN114013904A CN202111376066.7A CN202111376066A CN114013904A CN 114013904 A CN114013904 A CN 114013904A CN 202111376066 A CN202111376066 A CN 202111376066A CN 114013904 A CN114013904 A CN 114013904A
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CN
China
Prior art keywords
air
cavity
ram
heat dissipation
pipeline
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Granted
Application number
CN202111376066.7A
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Chinese (zh)
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CN114013904B (en
Inventor
刘红星
刘靖仕
刘云波
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Zhejiang Heli Power Facilities Co ltd
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Zhejiang Heli Power Facilities Co ltd
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Priority to CN202111376066.7A priority Critical patent/CN114013904B/en
Publication of CN114013904A publication Critical patent/CN114013904A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G7/00—Devices for assisting manual moving or tilting heavy loads
    • B65G7/12—Load carriers, e.g. hooks, slings, harness, gloves, modified for load carrying
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/002—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion characterised by the control method or circuitry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/0011—Balancing, e.g. counterbalancing to produce static balance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/08—Sensor arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/18—Control arrangements

Abstract

The invention relates to a shoulder pole and a using method thereof, comprising the following steps: ram, its characterized in that: further comprising: the hand-held part is fixedly connected with the ram through at least one steel rope and is respectively positioned at the position of the ram close to the two ends; the hook is fixed with the bottom of the hand-held part through at least three steel ropes and can be used for hanging articles; the invention has the beneficial effects that: the use function is abundant, and the travelling comfort is high.

Description

Shoulder pole and using method thereof
Technical Field
The invention relates to the technical field of carrying tools, in particular to a carrying pole and a using method thereof.
Background
The shoulder pole is a tool for carrying goods, most of the existing shoulder poles are made of wood, and when the shoulder pole is used, a rope is tied on the goods and hung at two ends of the shoulder pole.
However, there are still many disadvantages to the carrying pole made of the above materials, such as:
in the process of carrying the pole, a user needs to hold the rope by hands to avoid shaking, and the friction force of the surface of the rope to the hand is easy to damage the palm;
before carrying the shoulder pole, the weights at the two ends of the shoulder pole are controlled to be equal to each other as much as possible in order to ensure the balance, but during action, the shoulder pole inevitably shakes, when the levelness of the shoulder pole is affected, the balance is damaged, and at the moment, a user needs to readjust the balance, which is very laborious;
moreover, in the process of carrying the shoulder pole, the shoulder pole is influenced by the outside air temperature to be heated, so that the use experience of a user is easily influenced, and the shoulder pole is also a burden for the user.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a carrying pole and a using method thereof, and aims to solve the problems in the background technology.
The technical scheme of the invention is realized as follows: a carrying pole, comprising:
ram, its characterized in that: further comprising:
the hand-held part is fixedly connected with the ram through at least one steel rope and is respectively positioned at the position of the ram close to the two ends;
the hook is fixed with the bottom of the hand-held part through at least three steel ropes and can be used for hanging articles.
Preferably: the armrest part is internally provided with at least a dosing cavity; still including locating the balanced system on the ram, balanced system includes:
the first medium source is arranged on the ram;
the left balance pipeline is arranged in the ram and at least comprises a first left balance pipeline and a second left balance pipeline, and the output end of the second left balance pipeline is connected with a first medium source;
the right balance pipeline is arranged in the ram and at least comprises a first right balance pipeline and a second right balance pipeline, and the output end of the second right balance pipeline is connected with a first medium source;
the transfer pipeline is arranged in the ram and is used for connecting a first medium source with the first left balance pipeline and connecting the first medium source with the first right balance pipeline;
the first control valves are at least provided with eight working conditions of communicating or closing the transfer pipeline and the first left balance pipeline, communicating or closing the transfer pipeline and the first right balance pipeline, communicating or closing the left balance pipeline and the outside and communicating or closing the right balance pipeline and the outside;
the left connecting pipe at least comprises a first left connecting pipe and a second left connecting pipe, the first left connecting pipe is connected between the output end of the first left balancing pipe and the dosing cavity, and the second left connecting pipe is connected to the cavity bottom of the dosing cavity and the second left balancing pipeline;
the right connecting pipe at least comprises a first right connecting pipe and a second right connecting pipe, the first right connecting pipe is connected between the output end of the first right balance pipe and the dosing cavity, and the second right connecting pipe is connected to the cavity bottom of the dosing cavity and the second right balance pipeline;
the first micropump at least comprises a first left micropump and a first right micropump, and is respectively arranged on the second left balance pipe and the second right balance pipe;
the horizontal sensor is arranged on the ram and used for detecting the inclination of the ram;
and the processing device receives the information detected by the level sensor, sends a signal to the first control valve, the first left micro pump and/or the first right micro pump according to the information, and sends the medium in the first medium source into the dosing cavity.
Preferably: still be equipped with at least one spiral ring chamber around hand portion in the hand portion to be equipped with cooling system on the ram, cooling system includes:
a second media source;
the heat dissipation loop at least comprises a first heat dissipation branch with an input end connected with the second medium source, a second heat dissipation branch with an output end connected with the second medium source, a third heat dissipation branch connected with the output end of the first heat dissipation branch and the input end of the spiral annular cavity, and a fourth heat dissipation branch connected between the output end of the spiral annular cavity and the second heat dissipation branch;
and the second micropump is arranged at the output port of the second medium source and is used for providing cooling liquid for the first heat dissipation branch.
Preferably: the first medium source and the second medium source are both arranged in the middle of the ram, and a cooling system for cooling a user or dissipating heat of the second medium source is formed between the first medium source and the second medium source;
the first media source comprises:
the first cavity is arranged in the ram, the top of the first cavity is arranged in the open manner from the top of the ram, and an air inlet is formed;
the first container is arranged in the first cavity and contains cooling liquid;
the impeller is arranged at the air inlet and is used for introducing outside air into the air inlet cavity;
an exhaust cavity is formed between the first container and the first cavity, an inner ring of the first container is recessed from the top to form an air inlet cavity communicated with the air inlet, a plurality of through holes for connecting the exhaust cavity and the air inlet cavity are distributed in the first container, and when external air enters the air inlet cavity from the air inlet and enters the exhaust cavity from the through holes, the air and the cooling liquid in the first container are subjected to heat exchange to form cold air;
the second media source comprises:
the second chamber is arranged in the ram, the top of the second chamber is arranged in the open manner from the top of the ram, and an air outlet is formed;
the second container is arranged in the second cavity and contains cooling liquid;
the air inlet pipeline is connected with the exhaust cavity and the second cavity;
the air inlet pipeline sends cold air in the exhaust cavity into the second cavity and dissipates heat of the cooling liquid in the second container.
Preferably: be equipped with annular baffle in the second chamber, annular baffle divides the second chamber into the heat dissipation chamber that is located the inner circle and the cold wind chamber that is located the outer lane, annular baffle divides the gas outlet into first gas outlet and second gas outlet, and be equipped with in the second chamber and be connected with the gas distribution pipeline with the pipeline output that admits air, the gas distribution pipeline includes:
the first air distribution pipe is arranged in the cold air cavity in a surrounding manner, a plurality of first air outlet holes are formed in the first air distribution pipe, and the air outlet direction of each first air outlet hole is arranged around the cold air cavity;
the second gas distribution pipe is annular, is arranged at the top of the heat dissipation cavity and can be driven by the driving mechanism to rotate clockwise or anticlockwise, a plurality of second gas outlet holes are formed in the bottom of the second gas distribution pipe at intervals, and the gas outlet directions of the second gas outlet holes and the cavity bottom of the heat dissipation cavity form an inclined angle;
when the driving mechanism drives the second gas distribution pipe to rotate clockwise or anticlockwise, gas sprayed out of the second gas outlet forms rotational flow in the heat dissipation cavity, and hot gas in the heat dissipation cavity is rapidly taken away from the heat dissipation cavity from the first gas outlet.
Preferably: the top of the second container is provided with a plurality of hollow fins, the fins are communicated with the second container, cooling liquid in the second container absorbs heat, is gasified and converged into the fins, and dissipates heat, is liquefied and flows back into the second container.
Preferably: the drive mechanism includes:
the main plate is arranged at the top end of the annular partition plate, and an opening is formed in the main plate;
the gear ring is arranged on the main board, is coaxial with the partition board, can be driven by a motor to rotate clockwise or anticlockwise, is provided with at least two sliding grooves, and is coaxially arranged on the bottom side of the gear ring;
the positioning parts are circumferentially distributed on the main board at intervals by taking the opening as the center and move in each sliding groove;
the at least two closing plates can close or shield the opening when being spliced and open the opening when being separated, one end of each closing plate is hinged with the main plate through a hinge shaft, and at least one end of each closing plate can be linked with the toothed ring through a common rotating rod;
when the gear ring rotates anticlockwise, the sealing plates are separated, meanwhile, the second air outlet holes spray air, and the sprayed air takes away hot air in the heat dissipation cavity;
when the gear ring rotates clockwise, the sealing plates approach each other, in the process of approaching the sealing plates, the second air outlet stops air outlet, after the sealing plates are spliced, the second air outlet sprays air, and the sprayed air absorbs heat in the heat dissipation cavity.
In addition, the invention also provides a use method of the shoulder pole, which uses the shoulder pole, and is characterized in that: a balancing method comprising a shoulder pole, the balancing method comprising:
s1: inputting the initial mass of the hooks at two sides into a processing device;
s2: in the moving process of the ram, the horizontal sensor detects the inclination of the ram and feeds the inclination back to the processing device;
s3: the processing device calculates according to the inclination of the ram, obtains a relative stress difference value of two ends of the ram due to inclination, controls the corresponding first micro pump to start, and enables the first control valve to be communicated with the transfer pipeline and the corresponding balance pipeline, so that the medium in the first medium source is sent into the hand-holding part with a higher horizontal height, and the stress of the shoulder of a user is relatively balanced;
s4: after the user adjusts the ram to enable the ram to tend to be horizontal, the horizontal sensor detects the inclination of the ram again and feeds the inclination back to the processing device;
s5: the processing device controls the corresponding first micro pump to start, and enables the first control valve to be communicated with the outside and the corresponding balance pipeline, so that the medium in the hand-held part is pumped away and returned to the first medium source.
Preferably: the heat dissipation method of the shoulder pole comprises the following steps:
s-1: when heat dissipation is needed, the second micropump sucks the cooling liquid in the second container out, flows in the heat dissipation loop in the ram, absorbs heat in the flowing process and is partially vaporized;
s-2: when the cooling liquid circulates for a week and returns to the second container again, the vaporized cooling liquid floats on the top of the second container, and is condensed and reflowed to the bottom of the second container after heat dissipation;
s-3: starting the impeller, sucking external air into the air inlet cavity, and exhausting the air into the exhaust cavity through the through hole after the air is cooled in the air inlet cavity;
s-4: the gas in the exhaust cavity enters the second gas distribution pipe through the gas inlet pipeline and enters the heat dissipation cavity from the second gas outlet;
s-5: the gear ring is driven to rotate anticlockwise, the sealing plates are separated, meanwhile, air is sprayed from the second air outlet holes to generate cold rotational flow, and after the cold rotational flow moves in the heat dissipation cavity, hot air in the heat dissipation cavity is taken away from the second air outlet holes;
s-6: and driving the gear ring to rotate clockwise, enabling the sealing plates to approach each other, stopping air injection from the second air outlet, continuing air injection from the second air outlet when the sealing plates are completely spliced, absorbing heat of the sprayed cold air in the heat dissipation cavity, and returning to the step S-5.
Preferably: also included is a method for providing cool air to a user, comprising:
S-A: starting the impeller, sucking external air into the air inlet cavity, and exhausting the air into the exhaust cavity through the through hole after the air is cooled in the air inlet cavity;
S-B: the air in the exhaust cavity enters the first air distribution pipes through the air inlet pipeline and is exhausted from the first air outlets, and the exhausted air moves in the cold air cavity and absorbs part of heat in the heat dissipation cavity, so that the cold air is converted into cold air;
S-C: after moving in the cold air cavity, the cold air is sprayed to the user from the first air outlet.
The invention has the beneficial effects that:
1) in order to protect the hand of a user, the hand-held part is arranged and is approximately cylindrical, so that when the user carries the arm, the user can avoid the steel ropes on two sides from shaking through the hand-held part, balance is ensured, and the purpose of protecting the hand of the user can be achieved;
2) in order to facilitate use, a balance system is arranged in the ram, and the balance system mainly comprises a pipeline and a control part which are arranged in the ram, namely: the processing device (which may be an existing processor) is used as a central control part of the balance system, and can receive real-time data detected by a level sensor, the level sensor is used for detecting the horizontal state of the ram when in use, when the ram is inclined, a detected signal is sent to the processing device, the processing device processes the data, sends a signal to a corresponding first micro pump, and drives the micro pump to send a medium in a first medium source into a dosing cavity of the handheld part, so that a user can save more labor when adjusting balance, for example: when the horizontal height of the left end of the ram is higher than that of the right end, a user needs to lift the right end, at the moment, the processing device controls the first left micropump to send the medium into the left dosing cavity, so that the mass of the left end is increased, and the user can lift the right end more easily;
3) in addition, a heat dissipation system is arranged in the ram and can dissipate heat of the ram, a second medium source is arranged in the ram, cooling liquid arranged in the second medium source can flow in the ram under the control of a second micro pump (including flowing at the periphery of the hand-held part), heat is absorbed in the flowing process, the heat dissipation purpose is achieved, part of the cooling liquid is vaporized after absorbing heat and is gathered at the top of a second container for heat dissipation, and the cooling liquid is liquefied again after heat dissipation to participate in refrigeration cycle (or heat dissipation cycle), so that the overall temperature of the ram is reduced;
4) based on the point 3), the invention can also utilize the first medium source of the balance system to dissipate heat of the second medium source of the heat dissipation system, and a cooling system is formed between the first medium source and the second medium source, so that the cooling system can not only improve the heat dissipation effect of the second medium source, but also provide certain cool air for a user, and improve the comfort level of the user, namely: in the invention, the introduced external air is refrigerated by using the cooling liquid in the first medium source, and cold air generated by refrigeration is sent to the vicinity of the second medium source to dissipate the heat of the second medium source, so that the heat dissipation effect is improved;
5) moreover, in order to improve the heat dissipation effect of the second medium source and improve the utilization effect of cold air, the invention comprises the following steps: the heat dissipation cavity can be closed when supplying air, when improving the use of cold wind to when opening the heat dissipation cavity, quick confession cold wind takes away the steam area in the heat dissipation cavity (the embodiment part is referred to specifically).
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 3 is a schematic structural diagram of embodiment 3 of the present invention;
FIG. 4 is a schematic structural diagram of embodiment 4 of the present invention;
FIG. 5 is a sectional view taken along line A-A of FIG. 4;
fig. 6 is another state diagram of fig. 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, the present invention discloses a shoulder pole, comprising:
the ram 10, in the embodiment of the present invention, further includes:
the hand-held part 11 is fixedly connected with the ram 10 through at least one steel rope 20 and is respectively positioned at the positions, close to the two ends, of the ram 10;
and a hook 12 fixed to the bottom of the armrest 11 by at least three steel cords 20 and capable of being used to hang an article.
Referring to fig. 1, fig. 1 is convenient for a user to hold by a hand through the hand-holding part, so as to avoid damage to the hand of the user, thereby ensuring that the user can adjust two ends and ensure balance.
Example 2, the difference from example 1 is that:
as shown in fig. 2:
in the present embodiment, at least a dosing chamber 110 is provided in the armrest portion 11; still including locating the balanced system on the ram, balanced system includes:
a first medium source 31 provided on the ram;
the left balance pipeline 32 is arranged in the ram 10 and at least comprises a first left balance pipeline 321 and a second left balance pipeline 322, and the output end of the second left balance pipeline 322 is connected with the first medium source 31;
the right balance pipeline 33 is arranged in the ram 10 and at least comprises a first right balance pipeline 331 and a second right balance pipeline 332, and the output end of the second right balance pipeline 33 is connected with the first medium source 31;
a transfer line 34 disposed in the ram 10 and connecting the first medium source 31 and the first left balance line 321, and the first medium source 31 and the first right balance line 331;
at least two first control valves 35 respectively disposed on the first left balance pipe 321 and the first right balance pipe 331, wherein the first control valves 35 at least have eight working conditions of communicating or closing the transit pipeline 34 and the first left balance pipe 321, communicating or closing the transit pipeline 34 and the first right balance pipe 331, communicating or closing the first left balance pipe 321 and the outside, and communicating or closing the first right balance pipe 331 and the outside;
the left connecting pipe 36 at least comprises a first left connecting pipe 361 and a second left connecting pipe 362, the first left connecting pipe 361 is connected between the output end of the first left balancing pipe 321 and the dosing cavity 110, and the second left connecting pipe 362 is connected between the cavity bottom of the dosing cavity 110 and the second left balancing pipeline 322;
the right connecting pipe 37 at least comprises a first right connecting pipe 371 and a second right connecting pipe 372, the first right connecting pipe 372 is connected between the output end of the first right balance pipe 331 and the dosing chamber 110, and the second right connecting pipe 372 is connected to the bottom of the dosing chamber 110 and the second right balance pipeline 332;
a first micro pump 38, at least including a first left micro pump 381 and a first right micro pump 382, respectively disposed on the second left balance pipe 322 and the second right balance pipe 332;
the horizontal sensor is arranged on the ram 10 and used for detecting the inclination of the ram 10;
and a processing device for receiving the information detected by the level sensor and sending a signal to the first control valve 35, the first left micro pump 381, and/or the first right micro pump 382, and sending the medium in the first medium source 31 into the dosing chamber 110.
In addition, this embodiment also provides a method for using the shoulder pole, which uses the above shoulder pole, and is characterized in that: a balancing method comprising a shoulder pole, the balancing method comprising:
s1: inputting the initial mass of the hooks at two sides into a processing device;
s2: in the moving process of the ram, the horizontal sensor detects the inclination of the ram and feeds the inclination back to the processing device;
s3: the processing device calculates according to the inclination of the ram, obtains a relative stress difference value of two ends of the ram due to inclination, controls the corresponding first micro pump to start, and enables the first control valve to be communicated with the transfer pipeline and the corresponding balance pipeline, so that the medium in the first medium source is sent into the hand-holding part with a higher horizontal height, and the stress of the shoulder of a user is relatively balanced;
s4: after the user adjusts the ram to enable the ram to tend to be horizontal, the horizontal sensor detects the inclination of the ram again and feeds the inclination back to the processing device;
s5: the processing device controls the corresponding first micro pump to start, and enables the first control valve to be communicated with the outside and the corresponding balance pipeline, so that the medium in the hand-held part is pumped away and returned to the first medium source.
In a specific embodiment of the present invention, the first control valve 35 may be a solenoid multi-way valve.
In the embodiment of the present invention, both the level sensor and the processing device may be available, and therefore, the functions thereof are not described in detail in this embodiment.
In the embodiment of the present invention, the ram 10 may be made of a polymer material, which ensures strong bearing capacity and high toughness.
In the embodiment of the present invention, each of the pipes may be a chamber disposed inside the ram 10 to reduce the weight of the ram itself, and each of the components of the embodiment may be symmetrically disposed at the middle position of the ram 10, and any existing pipe may be used for the left and right connection pipes.
Referring to fig. 2, in this embodiment, when the device is used, the middle position of the general ram is the position of the shoulder of the user, when the device is used, the level sensor continuously detects the levelness of the ram, and when the difference in the level height between the two ends of the ram is detected, the level sensor sends the detected signal to the processing device, and the processing device processes the signal after acquiring the signal and sends an execution command to the first control valve and the first micro pump, for example: when the left end of the ram is higher than the right end of the ram, the processing device controls the first control valve on the left side to be communicated with the transfer pipeline and the first left balance pipe, the first control valve on the right side is closed, the first micropump is driven to be started at the same time, and through the movement of the first micropump, a medium in a first medium source (which can be an inner container arranged in the ram) is discharged and sent into the dosing cavity on the left side;
it should be noted that: the first medium source of this embodiment may be provided with a pressure relief valve, and when the pressure inside the first medium source increases due to excessive air being sucked, the pressure relief valve may be opened to complete pressure relief.
Example 3 differs from example 2 in that:
as shown in fig. 3, in an embodiment of the present invention, at least one spiral annular cavity 111 surrounding the armrest 11 is further disposed in the armrest 11, and a heat dissipation system is disposed on the ram 10, where the heat dissipation system includes:
a second media source 40;
the heat dissipation loop at least comprises a first heat dissipation branch 41 with an input end connected with the second medium source 40, a second heat dissipation branch 42 with an output end connected with the second medium source 40, a third heat dissipation branch 43 connected with the output end of the first heat dissipation branch 41 and the input end of the spiral annular cavity 111, and a fourth heat dissipation branch 44 connected between the output end of the spiral annular cavity 111 and the second heat dissipation branch 42;
and the second micro pump 45 is arranged at the output port of the second medium source 40 and is used for supplying the cooling liquid to the first heat dissipation branch 41.
Referring to fig. 3, this embodiment shows a schematic diagram of a heat dissipation system (the pipeline in the balance system is not shown in the figure), in this embodiment, the first heat dissipation branch and the second heat dissipation branch may be chambers disposed in the ram and can be disposed in a staggered manner from the balance pipeline in embodiment 2, and the third heat dissipation branch and the fourth heat dissipation branch may adopt existing pipelines;
in the embodiment, in order to improve the comfort of the user, a heat dissipation loop is arranged on the ram, the heat dissipation loop is filled with cooling liquid, the second micropump can drive the cooling liquid in the second medium source to be discharged and cause the cooling liquid in the heat dissipation loop to flow, and the temperature of the ram is reduced in the flowing process;
the spiral annular cavity is arranged on the hand holding part (namely, the spiral annular cavity is arranged around the circumferential side wall of the hand holding part), so that cooling liquid can flow, a cool feeling is provided for the hand of a user, and the comfort is further improved.
Example 4 differs from example 3 in that:
referring to fig. 4-6, in the embodiment of the present invention, the first medium source 31 and the second medium source 40 are both disposed at the middle position of the ram 10, and a cooling system for cooling the user or dissipating heat from the second medium source is formed therebetween;
the first medium source 31 includes:
a first chamber 51 disposed in the ram 10, having a top opened from the top of the ram 10, and forming an air inlet 510;
a first container 52 provided in the first chamber 51 and containing a coolant;
an impeller 53 disposed at the air inlet 510, for introducing external air into the air inlet chamber;
an exhaust cavity 54 is formed between the first container 52 and the first chamber 51, an inner ring of the first container 52 is recessed from the top to form an air inlet cavity 55 communicated with the air inlet 510, a plurality of through holes 56 for connecting the exhaust cavity 54 and the air inlet cavity 55 are distributed on the inner part of the first container 52, and when outside air enters the air inlet cavity 55 from the air inlet 510 and enters the exhaust cavity 54 from the through holes 56, the air and the cooling liquid in the first container 52 are subjected to heat exchange to form cold air;
the second media source 40 comprises:
a second chamber 61 which is provided in the ram 10, has a top opened from the top of the ram 10, and forms an air outlet 610;
a second container 62 disposed in the second chamber 61 and containing a coolant;
an intake duct 63 connecting the exhaust chamber 54 and the second chamber 61;
the air inlet pipe 63 sends the cool air in the exhaust chamber 54 into the second chamber 61, and dissipates the heat of the cooling liquid in the second container 62.
In an embodiment of the present invention, an annular partition 65 is disposed in the second chamber 61, the annular partition 65 divides the second chamber 61 into a heat dissipation chamber 61a located at an inner ring and a cold air chamber 61b located at an outer ring, the annular partition 65 divides the air outlet 610 into a first air outlet 6101 and a second air outlet 6102, a gas distribution pipeline 70 is disposed in the second chamber 61 and connected to an output end of the air inlet pipeline 63, and the gas distribution pipeline 70 includes:
the first gas distributing pipe 71 is arranged in the cold air cavity 61b in a surrounding manner, a plurality of first gas outlet holes 710 are formed in the first gas distributing pipe 71, and the gas outlet direction of each first gas outlet hole 710 is arranged in a surrounding manner around the cold air cavity 61 b;
the second gas distribution pipe 72 is annular, is arranged at the top of the heat dissipation cavity 61a and can be driven by the driving mechanism 80 to rotate clockwise or anticlockwise, a plurality of second gas outlet holes 720 are arranged at the bottom of the second gas distribution pipe 72 at intervals, and the gas outlet direction of the second gas outlet holes 720 forms an inclined angle with the cavity bottom of the heat dissipation cavity 61 a;
when the driving mechanism 80 drives the second gas distribution pipe 72 to rotate clockwise or counterclockwise, the gas ejected from the second gas outlet hole 720 forms a rotational flow in the heat dissipation cavity, and rapidly brings the hot gas in the heat dissipation cavity 61a from the first gas outlet 6101 to the heat dissipation cavity 61 a.
In the specific embodiment of the present invention, a plurality of hollow fins 62a are disposed at the top of the second container 62, the fins 62a are communicated with the second container 62, the cooling liquid in the second container 62 absorbs heat, is gasified and converged into the fins 62a, and dissipates heat, is liquefied and flows back into the second container 62 in the fins 62 a.
In a specific embodiment of the present invention, the driving mechanism 80 includes:
a main plate 800 mounted on the top end of the annular partition plate 65 and provided with an opening 800 a;
a gear ring 801 which is provided on the main plate 800, is coaxial with the partition plate 65, can be driven by a motor to rotate clockwise or counterclockwise, is provided with at least two sliding grooves 802, and is coaxially mounted on the bottom side of the gear ring 801 by the second gas distribution pipe 72;
at least two positioning portions 803, which are circumferentially distributed on the main board 800 at intervals with the opening as the center, and move in each sliding groove 802;
the sealing plate 804 is provided with at least two sealing plates 804, each sealing plate 804 can seal or shield the opening when being spliced, and the opening is opened when each sealing plate 804 is separated, one end a of each sealing plate 804 is hinged with the main plate 800 through a hinge shaft, and at least one end of each sealing plate 804 can be linked with the toothed ring 801 through a revolution rod 805;
when the gear ring 801 rotates anticlockwise, the sealing plates 804 are separated, meanwhile, the second air outlet holes 720 spray air, and the sprayed air carries away hot air in the heat dissipation cavity 61 a;
when the gear ring 801 rotates clockwise, the sealing plates 804 approach each other, in the process of the closing plates 804 approaching, the second air outlet holes 720 stop exhausting air, and after the sealing plates 804 are spliced, the second air outlet holes 720 inject air, and the sprayed air absorbs heat in the heat dissipation cavity 61 a.
In addition, the present embodiment further provides a heat dissipation method for the shoulder pole, where the heat dissipation method includes:
s-1: when heat dissipation is needed, the second micropump sucks the cooling liquid in the second container out, flows in the heat dissipation loop in the ram, absorbs heat in the flowing process and is partially vaporized;
s-2: when the cooling liquid circulates for a week and returns to the second container again, the vaporized cooling liquid floats on the top of the second container, and is condensed and reflowed to the bottom of the second container after heat dissipation;
s-3: starting the impeller, sucking external air into the air inlet cavity, and exhausting the air into the exhaust cavity through the through hole after the air is cooled in the air inlet cavity;
s-4: the gas in the exhaust cavity enters the second gas distribution pipe through the gas inlet pipeline and enters the heat dissipation cavity from the second gas outlet;
s-5: the gear ring is driven to rotate anticlockwise, the sealing plates are separated, meanwhile, air is sprayed from the second air outlet holes to generate cold rotational flow, and after the cold rotational flow moves in the heat dissipation cavity, hot air in the heat dissipation cavity is taken away from the second air outlet holes;
s-6: and driving the gear ring to rotate clockwise, enabling the sealing plates to approach each other, stopping air injection from the second air outlet, continuing air injection from the second air outlet when the sealing plates are completely spliced, absorbing heat of the sprayed cold air in the heat dissipation cavity, and returning to the step S-5.
Preferably: also included is a method for providing cool air to a user, comprising:
S-A: starting the impeller, sucking external air into the air inlet cavity, and exhausting the air into the exhaust cavity through the through hole after the air is cooled in the air inlet cavity;
S-B: the air in the exhaust cavity enters the first air distribution pipes through the air inlet pipeline and is exhausted from the first air outlets, and the exhausted air moves in the cold air cavity and absorbs part of heat in the heat dissipation cavity, so that the cold air is converted into cold air;
S-C: after moving in the cold air cavity, the cold air is sprayed to the user from the first air outlet.
Referring to fig. 4-6, in the present embodiment, the first medium source in the balancing system and the second medium source in the heat dissipation system can form a new cooling system, and the cooling system of the present embodiment mainly has two purposes, one is to dissipate heat of the second medium source (i.e. the second container) to ensure the heat dissipation effect of the heat dissipation system, and the other is to provide cool air to the user to improve comfort, in more detail:
referring to fig. 4-5, in this embodiment, after the gas entering the first chamber cools the cooling liquid in the first container (the through hole formed on the surface of the first container can form a shape similar to that of the filter element, and can also filter out external impurities) to dissipate heat of the second container, cold air is formed, and the cold air enters the second chamber and is distributed by the first air distribution pipe and the second air distribution pipe, wherein the cold air entering the first air distribution pipe moves in the cold air chamber, that is: the cold air flows around the periphery of the annular partition plate, and in the flowing process, part of heat is absorbed through heat exchange of the annular partition plate to form cold air, and the cold air can be discharged from a second air outlet at the top of the second chamber and blown to a user, so that the purpose of providing the cold air is achieved;
secondly, the cold air entering the second air distribution pipe can be controlled by the second air outlet hole to be discharged (a valve can be arranged at the second air outlet hole, or a valve is arranged on the second air distribution pipe to achieve the purpose of controlling the air outlet), in the embodiment, when the gear ring rotates and the sealing plates are separated from each other to open the opening on the main board (the opening corresponds to the first air outlet, and a guide pipe can be arranged at the first air outlet to guide the discharged air to one side far away from the face of a user), the second air outlet hole continuously sprays air, the annular pipe rotates to form rotational flow in the heat dissipation cavity while spraying air, hot air in the heat dissipation cavity is quickly blown away from the opening to achieve the purpose of dissipating air, when the gear ring rotates and the sealing plates are close to each other, the second air outlet hole stops spraying air, when the sealing plates are mutually spliced, the air is sprayed, the sprayed air cannot generate rotational flow due to the static second air distribution pipe, therefore, the flow rate is relatively low, and the sealing plate seals the opening, so that most of the sprayed cold air can stay in the heat dissipation cavity, and the cold air can be completely used in the heat dissipation cavity, so that the heat dissipation effect on the second container is ensured;
it is worth mentioning that:
in order to further improve the heat dissipation effect, the fins are arranged at the top of the second container, are arranged in a hollow mode, can be used for gas in the second container to move when being vaporized, can improve the heat dissipation area when the second air outlet holes are used for injecting air, ensure the cooling efficiency of the gaseous cooling liquid in the second container, and can be condensed and reflowed into the second container after the gaseous cooling liquid is cooled;
in this embodiment, a solar cell may be mounted on the ram in order to supply power to various actuators (e.g., a motor, a micro pump, etc.) or controllers (e.g., a control valve, a processing device, a sensor, etc.).
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, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A carrying pole, comprising:
ram, its characterized in that: further comprising:
the hand-held part is fixedly connected with the ram through at least one steel rope and is respectively positioned at the position of the ram close to the two ends;
the hook is fixed with the bottom of the hand-held part through at least three steel ropes and can be used for hanging articles.
2. A carrying pole according to claim 1, characterized in that: the armrest part is internally provided with at least a dosing cavity; still including locating the balanced system on the ram, balanced system includes:
the first medium source is arranged on the ram;
the left balance pipeline is arranged in the ram and at least comprises a first left balance pipeline and a second left balance pipeline, and the output end of the second left balance pipeline is connected with a first medium source;
the right balance pipeline is arranged in the ram and at least comprises a first right balance pipeline and a second right balance pipeline, and the output end of the second right balance pipeline is connected with a first medium source;
the transfer pipeline is arranged in the ram and is used for connecting a first medium source with the first left balance pipeline and connecting the first medium source with the first right balance pipeline;
the first control valves are at least provided with eight working conditions of communicating or closing the transfer pipeline and the first left balance pipeline, communicating or closing the transfer pipeline and the first right balance pipeline, communicating or closing the left balance pipeline and the outside and communicating or closing the right balance pipeline and the outside;
the left connecting pipe at least comprises a first left connecting pipe and a second left connecting pipe, the first left connecting pipe is connected between the output end of the first left balancing pipe and the dosing cavity, and the second left connecting pipe is connected to the cavity bottom of the dosing cavity and the second left balancing pipeline;
the right connecting pipe at least comprises a first right connecting pipe and a second right connecting pipe, the first right connecting pipe is connected between the output end of the first right balance pipe and the dosing cavity, and the second right connecting pipe is connected to the cavity bottom of the dosing cavity and the second right balance pipeline;
the first micropump at least comprises a first left micropump and a first right micropump, and is respectively arranged on the second left balance pipe and the second right balance pipe;
the horizontal sensor is arranged on the ram and used for detecting the inclination of the ram;
and the processing device receives the information detected by the level sensor, sends a signal to the first control valve, the first left micro pump and/or the first right micro pump according to the information, and sends the medium in the first medium source into the dosing cavity.
3. A carrying pole according to claim 2, characterized in that: still be equipped with at least one spiral ring chamber around hand portion in the hand portion to be equipped with cooling system on the ram, cooling system includes:
a second media source;
the heat dissipation loop at least comprises a first heat dissipation branch with an input end connected with the second medium source, a second heat dissipation branch with an output end connected with the second medium source, a third heat dissipation branch connected with the output end of the first heat dissipation branch and the input end of the spiral annular cavity, and a fourth heat dissipation branch connected between the output end of the spiral annular cavity and the second heat dissipation branch;
and the second micropump is arranged at the output port of the second medium source and is used for providing cooling liquid for the first heat dissipation branch.
4. A carrying pole according to claim 3, characterized in that: the first medium source and the second medium source are both arranged in the middle of the ram, and a cooling system for cooling a user or dissipating heat of the second medium source is formed between the first medium source and the second medium source;
the first media source comprises:
the first cavity is arranged in the ram, the top of the first cavity is arranged in the open manner from the top of the ram, and an air inlet is formed;
the first container is arranged in the first cavity and contains cooling liquid;
the impeller is arranged at the air inlet and is used for introducing outside air into the air inlet cavity;
an exhaust cavity is formed between the first container and the first cavity, an inner ring of the first container is recessed from the top to form an air inlet cavity communicated with the air inlet, a plurality of through holes for connecting the exhaust cavity and the air inlet cavity are distributed in the first container, and when external air enters the air inlet cavity from the air inlet and enters the exhaust cavity from the through holes, the air and the cooling liquid in the first container are subjected to heat exchange to form cold air;
the second media source comprises:
the second chamber is arranged in the ram, the top of the second chamber is arranged in the open manner from the top of the ram, and an air outlet is formed;
the second container is arranged in the second cavity and contains cooling liquid;
the air inlet pipeline is connected with the exhaust cavity and the second cavity;
the air inlet pipeline sends cold air in the exhaust cavity into the second cavity and dissipates heat of the cooling liquid in the second container.
5. A carrying pole according to claim 4, characterized in that: be equipped with annular baffle in the second chamber, annular baffle divides the second chamber into the heat dissipation chamber that is located the inner circle and the cold wind chamber that is located the outer lane, annular baffle divides the gas outlet into first gas outlet and second gas outlet, and be equipped with in the second chamber and be connected with the gas distribution pipeline with the pipeline output that admits air, the gas distribution pipeline includes:
the first air distribution pipe is arranged in the cold air cavity in a surrounding manner, a plurality of first air outlet holes are formed in the first air distribution pipe, and the air outlet direction of each first air outlet hole is arranged around the cold air cavity;
the second gas distribution pipe is annular, is arranged at the top of the heat dissipation cavity and can be driven by the driving mechanism to rotate clockwise or anticlockwise, a plurality of second gas outlet holes are formed in the bottom of the second gas distribution pipe at intervals, and the gas outlet directions of the second gas outlet holes and the cavity bottom of the heat dissipation cavity form an inclined angle;
when the driving mechanism drives the second gas distribution pipe to rotate clockwise or anticlockwise, gas sprayed out of the second gas outlet forms rotational flow in the heat dissipation cavity, and hot gas in the heat dissipation cavity is rapidly taken away from the heat dissipation cavity from the first gas outlet.
6. A carrying pole according to claim 5, characterized in that: the top of the second container is provided with a plurality of hollow fins, the fins are communicated with the second container, cooling liquid in the second container absorbs heat, is gasified and converged into the fins, and dissipates heat, is liquefied and flows back into the second container.
7. A carrying pole according to claim 5 or 6, characterized in that: the drive mechanism includes:
the main plate is arranged at the top end of the annular partition plate, and an opening is formed in the main plate;
the gear ring is arranged on the main board, is coaxial with the partition board, can be driven by a motor to rotate clockwise or anticlockwise, is provided with at least two sliding grooves, and is coaxially arranged on the bottom side of the gear ring;
the positioning parts are circumferentially distributed on the main board at intervals by taking the opening as the center and move in each sliding groove;
the at least two closing plates can close or shield the opening when being spliced and open the opening when being separated, one end of each closing plate is hinged with the main plate through a hinge shaft, and at least one end of each closing plate can be linked with the toothed ring through a common rotating rod;
when the gear ring rotates anticlockwise, the sealing plates are separated, meanwhile, the second air outlet holes spray air, and the sprayed air takes away hot air in the heat dissipation cavity;
when the gear ring rotates clockwise, the sealing plates approach each other, in the process of approaching the sealing plates, the second air outlet stops air outlet, after the sealing plates are spliced, the second air outlet sprays air, and the sprayed air absorbs heat in the heat dissipation cavity.
8. A method of using a carrying pole using the carrying pole of claim 7, wherein: a balancing method comprising a shoulder pole, the balancing method comprising:
s1: inputting the initial mass of the hooks at two sides into a processing device;
s2: in the moving process of the ram, the horizontal sensor detects the inclination of the ram and feeds the inclination back to the processing device;
s3: the processing device calculates according to the inclination of the ram, obtains a relative stress difference value of two ends of the ram due to inclination, controls the corresponding first micro pump to start, and enables the first control valve to be communicated with the transfer pipeline and the corresponding balance pipeline, so that the medium in the first medium source is sent into the hand-holding part with a higher horizontal height, and the stress of the shoulder of a user is relatively balanced;
s4: after the user adjusts the ram to enable the ram to tend to be horizontal, the horizontal sensor detects the inclination of the ram again and feeds the inclination back to the processing device;
s5: the processing device controls the corresponding first micro pump to start, and enables the first control valve to be communicated with the outside and the corresponding balance pipeline, so that the medium in the hand-held part is pumped away and returned to the first medium source.
9. The method of using a carrying pole of claim 8, wherein: the heat dissipation method of the shoulder pole comprises the following steps:
s-1: when heat dissipation is needed, the second micropump sucks the cooling liquid in the second container out, flows in the heat dissipation loop in the ram, absorbs heat in the flowing process and is partially vaporized;
s-2: when the cooling liquid circulates for a week and returns to the second container again, the vaporized cooling liquid floats on the top of the second container, and is condensed and reflowed to the bottom of the second container after heat dissipation;
s-3: starting the impeller, sucking external air into the air inlet cavity, and exhausting the air into the exhaust cavity through the through hole after the air is cooled in the air inlet cavity;
s-4: the gas in the exhaust cavity enters the second gas distribution pipe through the gas inlet pipeline and enters the heat dissipation cavity from the second gas outlet;
s-5: the gear ring is driven to rotate anticlockwise, the sealing plates are separated, meanwhile, air is sprayed from the second air outlet holes to generate cold rotational flow, and after the cold rotational flow moves in the heat dissipation cavity, hot air in the heat dissipation cavity is taken away from the second air outlet holes;
s-6: and driving the gear ring to rotate clockwise, enabling the sealing plates to approach each other, stopping air injection from the second air outlet, continuing air injection from the second air outlet when the sealing plates are completely spliced, absorbing heat of the sprayed cold air in the heat dissipation cavity, and returning to the step S-5.
10. A method of using a carrying pole according to claim 9, wherein: also included is a method for providing cool air to a user, comprising:
S-A: starting the impeller, sucking external air into the air inlet cavity, and exhausting the air into the exhaust cavity through the through hole after the air is cooled in the air inlet cavity;
S-B: the air in the exhaust cavity enters the first air distribution pipes through the air inlet pipeline and is exhausted from the first air outlets, and the exhausted air moves in the cold air cavity and absorbs part of heat in the heat dissipation cavity, so that the cold air is converted into cold air;
S-C: after moving in the cold air cavity, the cold air is sprayed to the user from the first air outlet.
CN202111376066.7A 2021-11-19 2021-11-19 Shoulder pole and using method thereof Active CN114013904B (en)

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Application Number Priority Date Filing Date Title
CN202111376066.7A CN114013904B (en) 2021-11-19 2021-11-19 Shoulder pole and using method thereof

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Application Number Priority Date Filing Date Title
CN202111376066.7A CN114013904B (en) 2021-11-19 2021-11-19 Shoulder pole and using method thereof

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CN114013904B CN114013904B (en) 2023-01-31

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8371629B1 (en) * 2008-11-04 2013-02-12 The Christopher W Bibow Irrevocable Trust Tank handle and method of using a tank handle
CN203111920U (en) * 2013-03-19 2013-08-07 三峡大学 Shoulder pole with force borne by two shoulders
CN103274155A (en) * 2013-05-07 2013-09-04 徐州沃尔地农业科技有限公司 Shoulder pole capable of being leveled
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CN205441651U (en) * 2016-04-01 2016-08-10 六盘水师范学院 Multifunctional shoulder pole
CN208242469U (en) * 2018-03-19 2018-12-18 富源县岚睿农业有限公司 A kind of vegetable cultivation irrigation rig
CN111392663A (en) * 2020-04-27 2020-07-10 缙云旅程机械科技有限公司 Safe lifting platform for cleaning high suspended ceiling
CN113007499A (en) * 2021-05-11 2021-06-22 天津市职业大学 Mechanical support equipment with self-balancing function
CN214359729U (en) * 2021-01-11 2021-10-08 中铁重工有限公司 Lifting point balance lifting appliance system suitable for lifting of variable-section beam

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8371629B1 (en) * 2008-11-04 2013-02-12 The Christopher W Bibow Irrevocable Trust Tank handle and method of using a tank handle
CN203111920U (en) * 2013-03-19 2013-08-07 三峡大学 Shoulder pole with force borne by two shoulders
CN103274155A (en) * 2013-05-07 2013-09-04 徐州沃尔地农业科技有限公司 Shoulder pole capable of being leveled
CN104041387A (en) * 2014-06-25 2014-09-17 温州科技职业学院 Manual spray irrigation device
CN104249903A (en) * 2014-09-16 2014-12-31 芜湖市华益阀门制造有限公司 Shoulder pole unit for shouldering system
CN205441651U (en) * 2016-04-01 2016-08-10 六盘水师范学院 Multifunctional shoulder pole
CN208242469U (en) * 2018-03-19 2018-12-18 富源县岚睿农业有限公司 A kind of vegetable cultivation irrigation rig
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CN214359729U (en) * 2021-01-11 2021-10-08 中铁重工有限公司 Lifting point balance lifting appliance system suitable for lifting of variable-section beam
CN113007499A (en) * 2021-05-11 2021-06-22 天津市职业大学 Mechanical support equipment with self-balancing function

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