CN113650511A - Colliery is battery electric locomotive charging device in pit with heat dissipation function - Google Patents

Colliery is battery electric locomotive charging device in pit with heat dissipation function Download PDF

Info

Publication number
CN113650511A
CN113650511A CN202111073178.5A CN202111073178A CN113650511A CN 113650511 A CN113650511 A CN 113650511A CN 202111073178 A CN202111073178 A CN 202111073178A CN 113650511 A CN113650511 A CN 113650511A
Authority
CN
China
Prior art keywords
heat dissipation
control
limiting
block
rotating shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202111073178.5A
Other languages
Chinese (zh)
Inventor
孙红光
程伟
杨文裕
刘锋
夏晨阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou Kaisite Electromechanical Technology Co ltd
China University of Mining and Technology CUMT
Original Assignee
Xuzhou Kaisite Electromechanical Technology Co ltd
China University of Mining and Technology CUMT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuzhou Kaisite Electromechanical Technology Co ltd, China University of Mining and Technology CUMT filed Critical Xuzhou Kaisite Electromechanical Technology Co ltd
Priority to CN202111073178.5A priority Critical patent/CN113650511A/en
Publication of CN113650511A publication Critical patent/CN113650511A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/302—Cooling of charging equipment
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20172—Fan mounting or fan specifications
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20181—Filters; Louvers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a charging device with a heat dissipation function for an underground coal mine storage battery electric locomotive, which comprises a charging cabinet, wherein support blocks are arranged in the charging cabinet, a power rotating shaft is rotatably arranged between the two support blocks, a threaded area is arranged on the power rotating shaft, and a threaded block is connected with the threaded area through internal threads. The driving motor is started, the driving bevel gear rotates, then the driven bevel gear rotates, the power rotating shaft rotates, the threaded area rotates, the threaded block is connected with the threaded block in the threaded area, then the threaded block moves, and therefore the electric fan moves.

Description

Colliery is battery electric locomotive charging device in pit with heat dissipation function
Technical Field
The invention belongs to the technical field of coal mine electric locomotives, and particularly relates to a coal mine underground storage battery electric locomotive charging device with a heat dissipation function.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by human beings when excavating geological layers rich in coal, and generally comprise roadways, underground wells, excavation surfaces and the like, and underground electric locomotives of the coal mines need to be charged by adopting a charging device.
The existing charging device does not have a heat dissipation function, heat is easily gathered during working, the service life of the charging device is easily shortened, and then the service efficiency is influenced.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the charging device of the underground storage battery electric locomotive of the coal mine with the heat dissipation function.
The technical scheme is as follows: in order to achieve the purpose, the invention provides the following technical scheme:
a charging device with a heat dissipation function for an underground coal mine storage battery electric locomotive comprises a charging cabinet, wherein support blocks are arranged inside the charging cabinet, a power rotating shaft is rotatably arranged between the two support blocks, a threaded area is arranged on the power rotating shaft, a threaded block is connected in the threaded area through threads, an electric fan is arranged on the side part of the threaded block, a driven bevel gear is arranged on the power rotating shaft, the driven bevel gear is meshed with a driving bevel gear, and the driving bevel gear is connected with a driving motor on the inner side wall of the charging cabinet;
the power rotating shaft penetrates through the charging cabinet to be connected with a driving wheel, the driving wheel is connected with a driven wheel through a belt, the driven wheel is connected with a driven rotating shaft, and the driven rotating shaft penetrates through the charging cabinet to be connected with the radiator; the outer side wall of the charging cabinet is provided with a controller, and the controller is used for controlling the forward and reverse rotation of the driving motor;
the thermovent has been seted up to the cabinet lateral wall that charges, and the dismantlement formula is equipped with the filter screen in the thermovent, and the filter screen both ends are equipped with the draw-in groove, and the draw-in groove sets up with the stopper cooperation on the cabinet that charges.
Preferably, the radiator comprises a heat dissipation driving wheel, the heat dissipation driving wheel is connected with the driven rotating shaft, the heat dissipation driving wheel is connected with a heat dissipation moving shaft, and the bottom end of the heat dissipation moving shaft is connected with a heat dissipation fan.
Preferably, the inner top wall of the charging cabinet is provided with an annular groove, and the heat dissipation moving shaft and the annular groove are arranged in a sliding limiting mode.
Preferably, the controller comprises a control box, a control slide block is arranged in the control box in a sliding mode, the control slide block is connected with a control cross column, the two control cross columns are connected with a movable slide block together, the movable slide block is connected with the control box through a movable spring, the control slide block is connected with a control pull rod, and the control pull rod penetrates through the control box and is connected with the handle.
Preferably, the inner bottom wall of the control box is provided with a positive contact piece, the control box is internally provided with a control vertical post, the control transverse post is arranged on the control vertical post in a sliding manner, the top end of the control vertical post is provided with a reverse contact piece, and the movable sliding block is provided with a movable contact piece.
Preferably, the movable contact piece is in contact with the positive contact piece for driving the motor to rotate positively; the movable contact piece is contacted with the reverse contact piece to drive the motor to reversely rotate.
Preferably, the stopper includes spacing screw shaft, and spacing screw shaft rotates with the inner chamber of the cabinet that charges to set up, and threaded connection has spacing silk piece on the spacing screw shaft, and spacing silk piece is connected the setting with spacing down tube is articulated, and spacing down tube bottom articulates there is spacing movable block, and spacing movable block lower part is equipped with spacing fixture block, and spacing fixture block sets up with the draw-in groove joint, and spacing screw shaft is connected with spacing hand.
Preferably, spacing silk piece upper portion is equipped with the locating lever, and the locating lever slides spacing setting with the constant head tank of charging cabinet inner chamber.
Has the advantages that: the invention has the following beneficial effects:
1) the driving motor is started, the driving bevel gear rotates, then the driven bevel gear rotates, the power rotating shaft rotates, the threaded area rotates, the threaded block is connected with the threaded block in the threaded area, then the threaded block moves, and therefore the electric fan moves.
2) Through rotating spacing hand, spacing silk axle rotates, and threaded connection has spacing silk piece on the spacing silk axle, realizes the removal of spacing silk piece then, and then drives the angle change of spacing down tube, realizes spacing fixture block and draw-in groove joint then to with the further installation of filter screen, improved the installation stability of filter screen.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 3 is a schematic view of the heat sink of the present invention;
FIG. 4 is a schematic structural diagram of a controller according to the present invention;
fig. 5 is a schematic structural view of the stopper of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-5, the charging device for the underground coal mine storage battery electric locomotive with the heat dissipation function comprises a charging cabinet 1, wherein support blocks 2 are arranged inside the charging cabinet 1, a power rotating shaft 3 is rotatably arranged between the two support blocks 2, a threaded area 4 is arranged on the power rotating shaft 3, a threaded block 5 is connected in the threaded area 4 in a threaded manner, an electric fan 6 is arranged on the side part of the threaded block 5, a driven bevel gear 7 is arranged on the power rotating shaft 3, a driving bevel gear 8 is meshed with the driven bevel gear 7, and the driving bevel gear 8 is connected with a driving motor 9 on the inner side wall of the charging cabinet 1;
the power rotating shaft 3 penetrates through the charging cabinet 1 to be connected with a driving wheel 10, the driving wheel 10 is connected with a driven wheel 12 through a belt 11, the driven wheel 12 is connected with a driven rotating shaft 13, and the driven rotating shaft 13 penetrates through the charging cabinet 1 to be connected with a radiator 14; the outer side wall of the charging cabinet 1 is provided with a controller 15, and the controller 15 is used for controlling the forward and reverse rotation of the driving motor 9;
the side wall of the charging cabinet 1 is provided with a heat dissipation port 16, a filter screen 17 is detachably arranged in the heat dissipation port 16, clamping grooves 18 are formed in two ends of the filter screen 17, and the clamping grooves 18 are matched with a limiting stopper 19 on the charging cabinet 1.
The heat sink 14 of the present embodiment includes a heat dissipation moving wheel 141, the heat dissipation moving wheel 141 is connected to the driven rotating shaft 13, the heat dissipation moving wheel 141 is connected to a heat dissipation moving shaft 142, and a heat dissipation fan 143 is connected to a bottom end of the heat dissipation moving shaft 142.
The inner top wall of the charging cabinet 1 of the embodiment is provided with an annular groove 144, and the heat dissipation moving shaft 142 and the annular groove 144 are arranged in a sliding limiting manner.
The driving motor 9 is started, the driving bevel gear 8 rotates, then the driven bevel gear 7 rotates, the power rotating shaft 3 rotates, the threaded area 4 rotates, the threaded block 5 is connected to the threaded area 4 in a threaded mode, then the threaded block 5 moves, and therefore the electric fan 6 moves, the driving wheel 10 is driven to rotate through the rotation of the power rotating shaft 3, meanwhile, the driven rotating shaft 13 rotates, further, the heat dissipation driving wheel 141 drives the heat dissipation fan 143 to rotate, the heat dissipation effect of the charging device is further improved, meanwhile, the up-down movement of the electric fan 6 and the forward and reverse rotation of the heat dissipation fan 143 can be achieved through the forward and reverse rotation of the driving motor 9, and the heat dissipation effect is further improved;
the controller 15 of this embodiment includes a control box 151, a control slider 152 is slidably disposed in the control box 151, the control slider 152 is connected to a control cross-post 153, the two control cross-posts 153 are connected to a movable slider 154, the movable slider 154 is connected to the control box 151 through a movable spring 155, the control slider 152 is connected to a control rod 1510, and the control rod 1510 passes through the control box 151 and is connected to a handle 1511.
The inner bottom wall of the control box 151 of the embodiment is provided with a positive contact piece 156, a control vertical column 157 is arranged in the control box 151, a control cross column 153 is arranged on the control vertical column 157 in a sliding mode, a reverse contact piece 158 is arranged at the top end of the control vertical column 157, and a movable contact piece 159 is arranged on the movable sliding block 154.
The control pull rod 1510 is pulled by the pull handle 1511, the movable contact piece 159 is in contact with the positive contact piece 156 for driving the positive rotation of the motor 9, the movable contact piece 159 is in contact with the negative contact piece 158 for driving the negative rotation of the motor 9, and the movable spring 155 can realize the effect of compressing the reset box.
The movable contact piece 159 of the present embodiment is in contact with the positive contact piece 156 for driving the forward rotation of the motor 9; the movable contact piece 159 contacts with the counter contact piece 158 for the reverse rotation of the drive motor 9.
The stopper 19 of this embodiment includes spacing silk axle 191, and spacing silk axle 191 rotates with the inner chamber of cabinet 1 that charges and sets up, and threaded connection has spacing silk piece 192 on the spacing silk axle 191, and spacing silk piece 192 articulates with spacing down tube 193 and is connected the setting, and spacing down tube 193 bottom articulates there is spacing movable block 194, and spacing movable block 194 lower part is equipped with spacing fixture block 195, and spacing fixture block 195 sets up with draw-in groove 18 joint, and spacing silk axle 191 is connected with spacing hand.
The upper portion of the spacing silk piece 192 of this embodiment is equipped with locating lever 196, and locating lever 196 slides spacing setting with the constant head tank 197 of the 1 inner chamber of cabinet that charges.
Through rotating spacing hand, spacing silk axle 191 rotates, and threaded connection has spacing silk piece 192 on the spacing silk axle 191, realizes the removal of spacing silk piece 192 then, and then drives the angle change of spacing down tube 193, realizes spacing fixture block 195 and draw-in groove 18 joint then to with the further installation of filter screen 17, improved filter screen 17's installation stability.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.

Claims (8)

1. A charging device with a heat dissipation function for an underground coal mine storage battery electric locomotive comprises a charging cabinet (1) and is characterized in that support blocks (2) are arranged inside the charging cabinet (1), a power rotating shaft (3) is rotatably arranged between the two support blocks (2), a threaded area (4) is arranged on the power rotating shaft (3), a threaded block (5) is connected with the threaded area (4) in an internal thread mode, an electric fan (6) is arranged on the side portion of the threaded block (5), a driven bevel gear (7) is arranged on the power rotating shaft (3), a driving bevel gear (8) is meshed with the driven bevel gear (7), and the driving bevel gear (8) is connected with a driving motor (9) on the inner side wall of the charging cabinet (1);
the power rotating shaft (3) penetrates through the charging cabinet (1) to be connected with a driving wheel (10), the driving wheel (10) is connected with a driven wheel (12) through a belt (11), the driven wheel (12) is connected with a driven rotating shaft (13), and the driven rotating shaft (13) penetrates through the charging cabinet (1) to be connected with a radiator (14); the outer side wall of the charging cabinet (1) is provided with a controller (15), and the controller (15) is used for controlling the forward and reverse rotation of the driving motor (9);
heat dissipation opening (16) have been seted up to cabinet (1) the lateral wall charges, and the formula of dismantling is equipped with filter screen (17) in heat dissipation opening (16), and filter screen (17) both ends are equipped with draw-in groove (18), and draw-in groove (18) and stopper (19) cooperation setting on the cabinet (1) that charges.
2. The charging device with the heat dissipation function for the underground coal mine battery electric locomotive according to claim 1, wherein the heat sink (14) comprises a heat dissipation driving wheel (141), the heat dissipation driving wheel (141) is connected with the driven rotating shaft (13), the heat dissipation driving wheel (141) is connected with a heat dissipation moving shaft (142), and a heat dissipation fan (143) is connected to the bottom end of the heat dissipation moving shaft (142).
3. The charging device with the heat dissipation function for the coal mine underground storage battery electric locomotive is characterized in that an annular groove (144) is formed in the inner top wall of the charging cabinet (1), and the heat dissipation moving shaft (142) and the annular groove (144) are in sliding limiting arrangement.
4. The charging device with the heat dissipation function for the coal mine underground storage battery electric locomotive is characterized in that the controller (15) comprises a control box (151), a control sliding block (152) is arranged in the control box (151) in a sliding mode, the control sliding block (152) is connected with control cross columns (153), the two control cross columns (153) are connected with a movable sliding block (154) together, the movable sliding block (154) is connected with the control box (151) through a movable spring (155), the control sliding block (152) is connected with a control pull rod (1510), and the control pull rod (1510) penetrates through the control box (151) and is connected with a handle (1511).
5. The charging device with the heat dissipation function for the underground coal mine storage battery electric locomotive according to claim 4, wherein a positive contact piece (156) is arranged on the inner bottom wall of the control box (151), a control vertical post (157) is arranged in the control box (151), a control cross post (153) is slidably arranged on the control vertical post (157), a negative contact piece (158) is arranged at the top end of the control vertical post (157), and a movable contact piece (159) is arranged on the movable sliding block (154).
6. The charging device for the underground coal mine battery electric locomotive with the heat dissipation function as recited in claim 5, wherein the movable contact piece (159) is in contact with the positive contact piece (156) for driving the positive rotation of the motor (9); the movable contact piece (159) is contacted with the reverse contact piece (158) for driving the reverse rotation of the motor (9).
7. The coal mine underground storage battery electric locomotive charging device with the heat dissipation function as recited in claim 1, wherein the stopper (19) comprises a limiting screw shaft (191), the limiting screw shaft (191) is rotatably arranged with an inner cavity of the charging cabinet (1), a limiting screw block (192) is in threaded connection with the limiting screw shaft (191), the limiting screw block (192) is hinged and connected with a limiting inclined rod (193), a limiting moving block (194) is hinged at the bottom of the limiting inclined rod (193), a limiting clamping block (195) is arranged at the lower part of the limiting moving block (194), the limiting clamping block (195) is in clamping connection with a clamping groove (18), and the limiting screw shaft (191) is connected with a limiting hand.
8. The charging device with the heat dissipation function for the underground coal mine storage battery electric locomotive as claimed in claim 7, wherein a positioning rod (196) is arranged at the upper part of the limiting screw block (192), and the positioning rod (196) and a positioning groove (197) in the inner cavity of the charging cabinet (1) are in sliding limiting arrangement.
CN202111073178.5A 2021-09-14 2021-09-14 Colliery is battery electric locomotive charging device in pit with heat dissipation function Withdrawn CN113650511A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111073178.5A CN113650511A (en) 2021-09-14 2021-09-14 Colliery is battery electric locomotive charging device in pit with heat dissipation function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111073178.5A CN113650511A (en) 2021-09-14 2021-09-14 Colliery is battery electric locomotive charging device in pit with heat dissipation function

Publications (1)

Publication Number Publication Date
CN113650511A true CN113650511A (en) 2021-11-16

Family

ID=78493937

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111073178.5A Withdrawn CN113650511A (en) 2021-09-14 2021-09-14 Colliery is battery electric locomotive charging device in pit with heat dissipation function

Country Status (1)

Country Link
CN (1) CN113650511A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115025559A (en) * 2022-06-07 2022-09-09 阜阳市水利水电建设集团有限公司 Lime-soil intelligence humidification mix system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115025559A (en) * 2022-06-07 2022-09-09 阜阳市水利水电建设集团有限公司 Lime-soil intelligence humidification mix system

Similar Documents

Publication Publication Date Title
CN105804764A (en) Drilling and bursting type heading machine
CN203701960U (en) Wheel type self-moving drilling rig for coal mine
CN215374601U (en) Rock stratum sampling device for gold mineral geological survey
CN113650511A (en) Colliery is battery electric locomotive charging device in pit with heat dissipation function
CN107364348A (en) A kind of new-energy automobile charging equipment
CN212177208U (en) Quick hole packer of slip casting is pressed in colliery gas drainage drilling area
CN211397445U (en) Coal mine water permeability detection device
CN216372223U (en) Intelligent inspection robot for mine risk factors
CN116291309A (en) Integrated grouting device and method for weak cemented roadway surrounding rock drilling grouting reinforcement
CN212690075U (en) Supporting device for coal mining
CN108331525B (en) It is a kind of to soak mine device on the spot
CN211573380U (en) Drilling equipment for coal mine tunneling operation
CN112576252A (en) Multi-drill mining trolley for mining of mine tunnel coal mine
CN221144441U (en) Tunneling device of mining tunnel heading machine
CN214403637U (en) Coal mine underground tunneling working face temporary support
CN214365865U (en) Retained roadway gangue blocking U-shaped steel column nest construction device
CN220955445U (en) Coal mine resource mining device with positioning function
CN214827139U (en) Coal block picking device for coal mining
CN203514373U (en) Electrically-driven hydraulic excavator for underground coal mine
CN219754562U (en) Hydraulic support for maintaining coal mine
CN115929200B (en) Crawler-type directional drilling machine for coal mine
CN214887162U (en) Coal mine production underground safety protection device
CN220858225U (en) Monitoring equipment
CN108331526B (en) It is a kind of to soak mine equipment on the spot
CN220469788U (en) Full-hydraulic tunnel drilling machine for underground geological prospecting

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20211116