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CN-118183195-B - Bidirectional logistics carriage conveying system and energy-saving operation control method thereof

CN118183195BCN 118183195 BCN118183195 BCN 118183195BCN-118183195-B

Abstract

The invention discloses a bidirectional logistics box conveying system and an energy-saving operation control method thereof, wherein the bidirectional logistics box conveying system comprises a first conveyor, a second conveyor, an electric control unit, a logistics box and a vacuum rail; the first conveyor and the second conveyor are oppositely installed, provided with a sending place and two ends of the sending place and are connected through vacuum tracks, and are respectively provided with a motor, a control module, a position sensor, a rotating speed sensor and the like. The energy-saving operation control method of the bidirectional logistics box conveying system comprises the steps that an electric control unit obtains detection signals of all sensors, judges whether all conveyors enter a logistics box sending state or a receiving state, and controls a first conveyor and a second conveyor to conduct acceleration sending, deceleration receiving, braking energy recovery and the like on the logistics boxes. The invention can realize bidirectional high-speed transmission, high-speed operation and low-speed receiving and recovering of braking energy for the logistics box and has the advantages of rapidness, high efficiency, energy conservation and environmental protection.

Inventors

  • SI YANG
  • CHU DONGLIANG
  • WANG XIAOPING
  • NI LINLIN
  • JI XUN

Assignees

  • 北京物资学院

Dates

Publication Date
20260512
Application Date
20240402

Claims (7)

  1. 1. A bidirectional logistics carriage conveying system is characterized in that: comprises a first conveyor (1), a second conveyor (2), an electric control unit (3), a logistics box (4) and a vacuum track (5); The first free roller (10) and the first power roller (12) of the first conveyor (1) are transversely arranged, two ends of the first free roller (10) and the first power roller (12) are parallelly arranged on the first frame (15) through bearings, a first annular pull belt (11) and a first annular blocking belt (13) are sleeved on the first free roller (10) and the first power roller (12) side by side, first pull grooves (11 a) which are uniformly distributed are formed in the outer surface of the first annular pull belt (11), and first blocking grooves (13 a) which are uniformly distributed are formed in the outer surface of the first annular blocking belt (13); A first transmitting track (17) and a first receiving track (18) which are longitudinally arranged are arranged above the first free roller (10) and the first power roller (12), the first transmitting track (17) and the first receiving track (18) are two parallel tracks, the first transmitting track (17) is positioned right above the first annular pulling and conveying belt (11), the first receiving track (18) is positioned right above the first annular blocking belt (13), the first transmitting track (17) and the first receiving track (18) keep a certain gap with the peripheries of the first free roller (10) and the first power roller (12), and the longitudinal central lines of the first transmitting track (17) and the first receiving track (18) are respectively parallel to the longitudinal central lines of the first annular pulling and conveying belt (11) and the first annular blocking belt (13); The second free roller (20) and the second power roller (22) of the second conveyor (2) are transversely arranged, two ends of the second free roller (20) and the second power roller (22) are parallelly arranged on a second frame (25) through bearings, a second annular pull belt (21) and a second annular blocking belt (23) are sleeved on the second free roller (20) and the second power roller (22) side by side, second pull grooves (21 a) which are uniformly distributed are arranged on the outer surface of the second annular pull belt (21), and second blocking grooves (23 a) which are uniformly distributed are arranged on the outer surface of the second annular blocking belt (23); A second transmitting track (27) and a second receiving track (28) which are longitudinally arranged are arranged above a second free roller (20) and a second power roller (22) of the second conveyor (2), the second transmitting track (27) and the second receiving track (28) are two parallel tracks, the second transmitting track (27) is positioned right above the second annular drawing belt (21), the second receiving track (28) is positioned right above the second annular blocking belt (23), a certain gap is kept between the second transmitting track (27) and the second receiving track (28) and the peripheries of the second free roller (20) and the second power roller (22), and the longitudinal central lines of the second transmitting track (27) and the second receiving track (28) are respectively parallel to the longitudinal central lines of the second annular drawing belt (21) and the second annular blocking belt (23); The first conveyor (1) and the second conveyor (2) are oppositely arranged at two places and are connected through a vacuum track (5); The vacuum track (5) comprises a first track (5 a) and a second track (5 b) which are fixed in the vacuum tube, the first track (5 a) is connected with the first sending track (17) and the second receiving track (28), and the second track (5 b) is connected with the first receiving track (18) and the second sending track (27); After the logistics box (4) enters a first transmission track (17) of the first conveyor (1), the gravity of the logistics box (4) is supported by the first transmission track (17) through wheels (4 a) of the logistics box (4) and rolls along the first transmission track (17), when a first position sensor (31) detects a starting transmission position PS-I of the logistics box (4) on the first transmission track (17), a front pulling and transmitting hook (4 b) of the logistics box (4) is embedded into a first pulling and transmitting groove (11 a) tooth socket of a first annular pulling and transmitting belt (11), a first motor (14) is electrified to operate, the first motor (14) drives a first power roller (12) to move at a high speed, the first power roller (12) drives a first annular pulling and transmitting belt (11) to generate forward pushing force to the front pulling and transmitting hook (4 b) of the logistics box (4), the logistics box (4) is pushed to synchronously accelerate to move, the acceleration and transmission of the logistics box (4) is realized until a second position sensor (32) detects that the logistics box (4) is stopped at the first transmission position (17) and stops transmitting the logistics box (14), After the logistics box (4) enters a first receiving track (18) of the first conveyor (1), the gravity of the logistics box (4) is supported by the first receiving track (18) through wheels (4 a) of the logistics box (4) and rolls along the first receiving track (18), when a third position sensor (33) detects that the logistics box (4) starts to receive a position PS-III on the first receiving track (18), a rear blocking hook (4 c) of the logistics box (4) is embedded into a first blocking groove (13 a) tooth groove of a first annular blocking belt (13), the first blocking groove (13 a) generates backward resistance to the rear blocking hook (4 c) so as to enable the logistics box (4) to be braked in a decelerating mode, under the inertia action of the logistics box (4), the first annular blocking belt (13) drives a first power roller (12) to rotate, and the first power roller (12) drives a first motor (14) to generate electricity and charge a power battery pack (39) to convert the logistics box (4) into electric energy for decelerating and recovering the energy of the logistics box (4); The first conveyor (1) is also provided with a first position sensor (31), a second position sensor (32) and a third position sensor (33); The first position sensor (31) and the second position sensor (32) are respectively arranged on the first hood (16) above the first transmitting track (17) and are respectively used for detecting the starting transmitting position and the ending transmitting position of the logistics box (4) on the first transmitting track (17), and the third position sensor (33) is arranged on the first hood (16) above the first receiving track (18) and is used for detecting the starting receiving position of the logistics box (4) on the first receiving track (18); the second conveyor (2) is further provided with a fourth position sensor (34), a fifth position sensor (35) and a sixth position sensor (36); the fourth position sensor (34) and the fifth position sensor (35) are respectively arranged on the second hood (26) above the second transmitting track (27) and are respectively used for detecting the starting transmitting position and the ending transmitting position of the logistics box (4) on the second transmitting track (27), and the sixth position sensor (36) is arranged on the second hood (26) above the second receiving track (28) and is used for detecting the starting receiving position of the logistics box (4) on the second receiving track (28); The first conveyor (1) is further provided with a first control module (14 a), and the second conveyor (2) is further provided with a second control module (24 a); The first control module (14 a) is provided with a first power input port (14 aI), a first power output port (14 aO) and a first control port (14 aC), wherein the first power input port (14 aI) is connected with the positive electrode of the power battery pack (39) through a wire, the first power output port (14 aO) is connected with the first motor (14) through a wire, and the first control port (14 aC) is connected with the first output port (3C 1) of the electric control unit (3) through a wire; The second control module (24 a) is provided with a second power input port (24 aI), a second power output port (24 aO) and a second control port (24 aC), the second power input port (24 aI) is connected with the positive electrode of the power battery pack (39) through a wire, the second power output port (24 aO) is connected with the second motor (24) through a wire, and the second control port (24 aC) is connected with the second output port (3C 2) of the electric control unit (3) through a wire.
  2. 2. A bi-directional logistics vehicular transportation system in accordance with claim 1, wherein: the power output end of the first motor (14) is connected to one end of the first power roller (12); The power output end of the second motor (24) is connected to one end of the second power roller (22).
  3. 3. A bi-directional logistics vehicular transportation system in accordance with claim 2, wherein: The first motor (14) and the second motor (24) are both direct-current permanent magnet motors.
  4. 4. A bi-directional logistics vehicular transportation system in accordance with claim 2, wherein: the power battery pack (39) is a composite power battery pack formed by connecting a super capacitor pack and a storage battery pack in parallel.
  5. 5. A bi-directional logistics vehicular transportation system in accordance with any one of claims 1 to 4, wherein: the logistics carriage (4) is an unpowered four-wheel closed carriage.
  6. 6. The energy saving operation control method of a bi-directional logistics vehicular transportation system of claim 5, comprising the steps of: Firstly, judging the position of a logistics wagon box (4); Secondly, if the logistics box (4) is positioned at the sending position of the first conveyor (1), the first motor (14) operates in a motor mode, and the first conveyor (1) accelerates the logistics box (4) to be sent; Thirdly, if the logistics box (4) is positioned at the receiving position of the first conveyor (1), the first motor (14) operates in a generator mode, and the first conveyor (1) performs braking energy recovery on the logistics box (4); fourthly, if the logistics box (4) is positioned at the sending position of the second conveyor (2), the second motor (24) operates in a motor mode, and the second conveyor (2) accelerates the logistics box (4) to be sent; And fifthly, if the logistics box (4) is positioned at the receiving position of the second conveyor (2), the second motor (24) operates in a generator mode, and the second conveyor (2) performs braking energy recovery on the logistics box (4).
  7. 7. The energy-saving operation control method of a bidirectional logistics vehicular transportation system of claim 6, wherein: Comprises a first position sensor (31), a third position sensor (33), a fourth position sensor (34) and a sixth position sensor (36) for judging the position of the logistics box (4).

Description

Bidirectional logistics carriage conveying system and energy-saving operation control method thereof Technical Field The invention belongs to the technical field of modern logistics equipment, and particularly relates to a bidirectional logistics carriage conveying system and an energy-saving operation control method thereof. Background Existing land logistics transportation modes include a road vehicle transportation mode, a rail vehicle transportation mode, a pipeline transportation mode, a conveyor belt transportation mode and the like. The traditional road vehicle transportation mode and the railway vehicle transportation mode adopt the power vehicle to run at high speed, and have high energy consumption due to the action of air resistance, the traditional pipeline transportation mode is mainly suitable for conveying fluid objects, and the traditional conveyor belt transportation mode has low speed and can not recover braking energy. With the increase of the logistics cargo transportation amount and the cargo types, the problems of rapidness, high efficiency, energy conservation and environmental protection of logistics cargoes are needed to be solved. Disclosure of Invention The invention provides a bidirectional logistics box conveying system and an energy-saving operation control method thereof, which aim to realize high-speed conveying of logistics boxes and achieve the purposes of energy conservation and environmental protection. The technical scheme adopted by the invention is as follows: The utility model provides a two-way commodity circulation railway carriage conveying system, includes first conveyer, second conveyer, automatically controlled unit, commodity circulation railway carriage and vacuum track, first conveyer, second conveyer are installed in two places and are connected through the vacuum track in opposition. The first conveyor is provided with a first free roller and a first power roller which are transversely arranged, a first annular pulling and conveying belt and a first annular blocking belt are sleeved on the first free roller and the first power roller side by side, a first sending track and a first receiving track which are longitudinally arranged are arranged above the first free roller and the first power roller, the second conveyor is provided with a second free roller and a second power roller which are transversely arranged, a second annular pulling and conveying belt and a second annular blocking belt are sleeved on the second free roller and the second power roller side by side, and a second sending track and a second receiving track which are longitudinally arranged are arranged above the second free roller and the second power roller. The vacuum track comprises a first track and a second track which are fixed in the vacuum tube, wherein the first track is connected with the first sending track and the second receiving track, and the second track is connected with the first receiving track and the second sending track. Preferably, the first conveyor is further provided with a first motor, and a power output end of the first motor is connected to one end of the first power roller. The second conveyor is further provided with a second motor, and the power output end of the second motor is connected to one end of the second power roller. Preferably, the first conveyor is further provided with a first position sensor, a second position sensor and a third position sensor. The first position sensor and the second position sensor are respectively arranged on the first machine cover above the first transmitting track and are respectively used for detecting the starting transmitting position and the ending transmitting position of the logistics box on the first transmitting track, and the third position sensor is arranged on the first machine cover above the first receiving track and is used for detecting the starting receiving position of the logistics box on the first receiving track. The second conveyor is also provided with a fourth position sensor, a fifth position sensor and a sixth position sensor. The fourth position sensor and the fifth position sensor are respectively arranged on the second machine cover above the second transmitting track and are respectively used for detecting the starting transmitting position and the ending transmitting position of the logistics box on the second transmitting track, and the sixth position sensor is arranged on the second machine cover above the second receiving track and is used for detecting the starting receiving position of the logistics box on the second receiving track. Preferably, the first conveyor is further provided with a first control module, and the second conveyor is further provided with a second control module. Preferably, the first control module is provided with a first power input port, a first power output port and a first control port, wherein the first power input port is connected with the positive electrod