CN111546897A - Multi-angle adjustable pantograph structure of underground electric tramcar - Google Patents
Multi-angle adjustable pantograph structure of underground electric tramcar Download PDFInfo
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- CN111546897A CN111546897A CN202010491027.0A CN202010491027A CN111546897A CN 111546897 A CN111546897 A CN 111546897A CN 202010491027 A CN202010491027 A CN 202010491027A CN 111546897 A CN111546897 A CN 111546897A
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- carbon brush
- retainer
- rotating shaft
- connecting rod
- arm
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- 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
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
- B60L5/20—Details of contact bow
- B60L5/205—Details of contact bow with carbon contact members
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention discloses a pantograph structure of an underground electric tramcar capable of being adjusted in multiple angles, wherein a supporting arm is arranged on the underground electric tramcar through a rotating support, the supporting arm is connected with a main arm through a rotating shaft, the main arm is fixedly connected with a placing supporting leg, the supporting arm and the main arm are respectively connected with two ends of a lifting oil cylinder through rotating shafts, the main arm is connected with a ball bearing support through a rotating shaft, the supporting arm and the ball bearing support are respectively connected with two ends of a pull rod through rotating shafts, and a retainer is connected with the ball bearing support through a rotating shaft. The invention uses a plurality of groups of four-bar mechanisms to complete the current collecting action of the pantograph, and uses the relevant characteristics to ensure that the working process of the pantograph is stable. A limiting swing mechanism is added to the two wire guide wheel swings on one side, so that the limiting swing mechanism can adapt to the bending degree of the wire in the turning process. The vibration and impact caused by uneven roadway, sharp turning of a path, broken ore on a road surface and the like are solved, the problem of uneven stress of a pantograph is solved, and meanwhile, the structural member is protected.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a pantograph structure of an underground electric tramcar capable of being adjusted at multiple angles.
Background
The underground diesel oil mine trucks can generate certain harmful gas in the using process, and the personal health is injured in the breathing process of underground workers. Electrically driven mining vehicles are widely used downhole to improve the downhole working environment. Unlike urban flat roads, downhole electric mining car equipment needs to adapt to complex roadway environments due to the particularity of the downhole environment. Such as uneven road, sharp turning of the path, broken ore on the road surface, etc., have great influence on the stable operation of the electric mine car. The movement of the mine car is unstable, resulting in poor contact between the current collector and the wire. In order to adapt to the situation, the invention provides the underground trolley bus pantograph device capable of being adjusted at multiple angles.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the pantograph structure of the underground electric tramcar capable of being adjusted at multiple angles, and solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a pantograph structure of an underground electric tramcar capable of being adjusted in multiple angles comprises a supporting arm, a main arm, a guide wheel, a carbon brush support, a carbon brush, a stringing guide plate, a connecting rod, a carbon brush tension spring, a fixed wheel carrier, a swinging wheel carrier, a ball bearing support, a placing supporting leg, a pull rod, a lifting oil cylinder, a swinging limiting mechanism, a retainer, a wheel carrier spring, a connecting rod oil cylinder, a stringing swinging frame and a carbon brush support base, wherein the supporting arm is arranged on the underground electric tramcar through the rotating support, the supporting arm is connected with the main arm through a rotating shaft, the main arm is fixedly connected with the placing supporting leg, the supporting arm and the main arm are respectively connected with two ends of the lifting oil cylinder through rotating shafts, the main arm is connected with the ball bearing support through a rotating shaft, the retainer is connected with the ball bearing support through, the outer side of the fixed wheel frame is connected with the guide wheel through a rotating shaft, the inner side of the swinging wheel frame is connected with the retainer through a rotating shaft, the outer side of the swinging wheel frame is connected with the guide wheel through a rotating shaft, the swinging limiting mechanism is fixedly connected with the swinging wheel frame, the carbon brush support base is fixedly connected with the retainer, the carbon brush support is connected with the carbon brush support base through a rotating shaft, the carbon brush is fixedly connected with the carbon brush support, two ends of a carbon brush tension spring are respectively fixedly connected with the retainer and the carbon brush support, the stringing guide plate is fixedly connected with the retainer, the stringing swinging frame is connected with the connecting rod through a rotating shaft, the connecting rod is connected with the retainer through a rotating shaft, the connecting rod oil cylinder.
The supporting arm, the main arm, the ball bearing support and the connecting rod form a four-bar linkage.
The supporting arm, the main arm and the lifting oil cylinder form a four-bar linkage.
The stringing swing frame, the connecting rod and the retainer form a four-bar mechanism.
The connecting rod oil cylinder, the connecting rod and the retainer form a four-bar mechanism.
The carbon brush support base, the carbon brush support, the carbon brush and the carbon brush tension spring form a part, six groups are formed, and the parts are uniformly distributed on two sides of the middle plate of the holder.
One end of the swing oil cylinder is fixedly arranged on the supporting arm, and the other end of the swing oil cylinder is connected to a certain fixed position of the mine car.
Compared with the prior art, the invention has the advantages that:
the invention uses a plurality of groups of four-bar linkage mechanisms to complete the current collecting action of the pantograph, and the plurality of bar linkage mechanisms comprise a parallelogram mechanism and a crank slider mechanism. The pantograph working process is stable by using the relevant characteristics of the pantograph. Meanwhile, a limiting swing mechanism is added to the two wire guide wheel swings on one side, so that the wire guide wheel swings to adapt to the bending degree of the wire in the turning process. The vibration and impact caused by uneven roadway, sharp turning of a path, broken ore on a road surface and the like are solved, the problem of uneven stress of a pantograph is solved, and meanwhile, the structural member is protected.
Drawings
FIG. 1 is a front view of a pantograph construction according to the present invention;
FIG. 2 is a top view of a pantograph structure according to the present invention;
fig. 3 is a side view of a pantograph structure according to the present invention.
In the figure: the device comprises a supporting arm 1, a supporting arm 2, a main arm 2, a guide wheel 3, a carbon brush support 4, a carbon brush 5, a wire stringing guide plate 6, a connecting rod 7, a carbon brush tension spring 8, a fixed wheel support 9, a swinging wheel support 10, a ball bearing support 11, a supporting leg 12, a pull rod 13, a lifting oil cylinder 14, a swinging oil cylinder 15, a swinging limiting mechanism 16, a retainer 17, a wheel support spring 18, a connecting rod oil cylinder 19, a wire stringing swinging support 20 and a carbon brush support base 21.
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.
Referring to fig. 1-3, a pantograph structure of an underground electric tramcar capable of being adjusted in multiple angles comprises a support arm 1, a main arm 2, a guide wheel 3, a carbon brush support 4, a carbon brush 5, a stringing guide plate 6, a connecting rod 7, a carbon brush tension spring 8, a fixed wheel carrier 9, a swinging wheel carrier 10, a ball bearing support 11, a placing support leg 12, a pull rod 13, a lifting oil cylinder 14, a swinging oil cylinder 15, a swinging limiting mechanism 16, a retainer 17, a wheel carrier spring 18, a connecting rod oil cylinder 19, a stringing swinging frame 20 and a carbon brush support base 21, wherein the support arm 1 is arranged on the underground electric tramcar through a rotating support, the support arm 1 is connected with the main arm 2 through a rotating shaft, the main arm 2 is fixedly connected with the placing support leg 12, the support arm 1 and the main arm 2 are respectively connected with two ends of the lifting oil cylinder 14 through a rotating shaft, the main arm 2 is connected with the support 11 through, the holder 17 is connected with the ball bearing support 11 through a rotating shaft, the inner side and the outer side of the fixed wheel frame 9 are fixedly connected with the holder 17, the outer side of the fixed wheel frame 9 is connected with the guide wheel 3 through a rotating shaft, the inner side of the swinging wheel frame 10 is connected with the holder 17 through a rotating shaft, the outer side of the swinging wheel frame 10 is connected with the guide wheel 3 through a rotating shaft, the swinging limiting mechanism 16 is fixedly connected with the swinging wheel frame 10, the carbon brush support base 21 is fixedly connected with the holder 17, the carbon brush support 4 is connected with the carbon brush support base 21 through a rotating shaft, the carbon brush 5 is fixedly connected with the carbon brush support 4, two ends of the tension spring 8 are respectively fixedly connected with the holder 17 and the carbon brush support 4, the stringing guide plate 6 is fixedly connected with the holder 17, the stringing swinging frame 20 is connected with the connecting rod 7 through a rotating shaft, the connecting rod, the wheel frame spring 18 is fixedly installed under the swinging wheel frame 10.
The axial direction of the ball bearing support 11 is perpendicular to the current collecting plane of the retainer 17.
The supporting arm 1, the main arm 2, the ball bearing support 11 and the connecting rod 7 form a four-bar linkage. The four-bar mechanism is a parallelogram mechanism, and mainly utilizes the characteristic of the translation of a connecting rod in the parallelogram mechanism, so that the axis of the ball bearing support 11 is always kept vertical when the ball bearing support 11 works, and the axial direction of the ball bearing support 11 is vertical to the current collection plane of the retainer 17, and the current collection plane of the retainer 17 is always kept horizontal, thereby being beneficial to the tight fit of the carbon brush 5 and an electric wire.
The supporting arm 1, the main arm 2 and the lifting oil cylinder 14 form a four-bar linkage. The four-bar mechanism is a crank rocker mechanism and mainly used for lifting and retracting the main arm 2.
The carbon brush support base 21, the carbon brush support 4, the carbon brush 5 and the carbon brush tension spring 8 form a part, six groups are formed, the part is uniformly distributed on two sides of the middle plate of the retainer 17, and the part has elasticity, so that the carbon brush 5 is tightly attached to the electric wire when broken stones exist on the road surface or the height of the broken stones changes.
Referring to fig. 2, one end of the swing cylinder 15 is fixedly mounted on the supporting arm 1, and the other end is connected to a fixed position of the mine car to control the horizontal swing of the pantograph during operation.
The swinging wheel frame 10 is connected with the retainer 17 through a rotating shaft, and the swinging limiting mechanism 16 is fixedly connected on the swinging wheel frame 10, so that the guide wheel 3 can swing within a certain angle, and the swinging guide wheel 3 is tightly jointed with the wire guide rail in the turning process of the mine truck, so that the carbon brush 5 is tightly jointed with the wire in the turning process.
Referring to fig. 3, the wire swing frame 20, the link 7 and the retainer 17 form a four-bar linkage. The four-bar mechanism is a parallelogram mechanism, and mainly utilizes the characteristic of the translational motion of a connecting rod in the parallelogram mechanism, so that the working plane for supporting the electric wire is kept horizontal when the overhead line swing frame 20 works.
The connecting rod oil cylinder 19, the connecting rod 7 and the retainer 17 form a four-bar mechanism. The four-bar mechanism is a crank rocker mechanism, mainly utilizes the characteristic that the four-bar mechanism does not have quick return, and can buffer the inertia force generated by the change of the road surface and the change of the sag of the electric wire while keeping the working plane of the supporting electric wire horizontal when the overhead line swing frame 20 works.
The wheel frame spring 18 is fixedly arranged under the swinging wheel frame 10 and provides mechanical buffer when the sag of the electric wire changes.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (6)
1. The utility model provides a but electric tramcar pantograph structure in pit of multi-angle regulation, including support arm (1), main arm (2), leading wheel (3), carbon brush support (4), carbon brush (5), overhead line baffle (6), connecting rod (7), carbon brush extension spring (8), fixed wheel carrier (9), swing wheel carrier (10), ball bearing supports (11), lay landing leg (12), pull rod (13), lift cylinder (14), swing cylinder (15), swing stop gear (16), holder (17), wheel carrier spring (18), connecting rod hydro-cylinder (19), overhead line swing span (20), carbon brush support base (21), its characterized in that: the supporting arm (1) is arranged on an underground electric mine-transporting car through a rotating bracket, the supporting arm (1) is connected with a main arm (2) through a rotating shaft, the main arm (2) is fixedly connected with a placing supporting leg (12), the supporting arm (1) and the main arm (2) are respectively connected with two ends of a lifting oil cylinder (14) through rotating shafts, the main arm (2) is connected with a ball bearing support (11) through a rotating shaft, the supporting arm (1) and the ball bearing support (11) are respectively connected with two ends of a pull rod (13) through rotating shafts, a retainer (17) is connected with the ball bearing support (11) through a rotating shaft, the inner side and the outer side of a fixed wheel carrier (9) are fixedly connected with a retainer (17), the outer side of the fixed wheel carrier (9) is connected with a guide wheel (3) through a rotating shaft, the inner side of a swinging wheel carrier (10) is connected with the retainer (17, the swinging limiting mechanism (16) is fixedly connected with the swinging wheel carrier (10), a carbon brush support base (21) is fixedly connected with a retainer (17), a carbon brush support (4) is connected with the carbon brush support base (21) through a rotating shaft, a carbon brush (5) is fixedly connected with the carbon brush support (4), two ends of a carbon brush tension spring (8) are respectively fixedly connected with the retainer (17) and the carbon brush support (4), an overhead line guide plate (6) is fixedly connected with the retainer (17), an overhead line swinging frame (20) is connected with a connecting rod (7) through the rotating shaft, the connecting rod (7) is connected with the retainer (17) through the rotating shaft, a connecting rod oil cylinder (19) is connected with the connecting rod (7) through the rotating shaft, the connecting rod oil cylinder (19) is connected with the retainer (17) through the rotating shaft, and a wheel carrier spring (18) is fixedly.
2. The pantograph structure of the downhole electric tramcar capable of being adjusted at multiple angles as claimed in claim 1, wherein: the supporting arm (1), the main arm (2), the ball bearing support (11) and the connecting rod (7) form a four-bar linkage.
3. The pantograph structure of the downhole electric tramcar capable of being adjusted at multiple angles as claimed in claim 1, wherein: the supporting arm (1), the main arm (2) and the lifting oil cylinder (14) form a four-bar linkage.
4. The pantograph structure of the downhole electric tramcar capable of being adjusted at multiple angles as claimed in claim 1, wherein: the overhead line swing frame (20), the connecting rod (7) and the retainer (17) form a four-bar linkage.
5. The pantograph structure of the downhole electric tramcar capable of being adjusted at multiple angles as claimed in claim 1, wherein: the connecting rod oil cylinder (19), the connecting rod (7) and the retainer (17) form a four-bar mechanism.
6. The pantograph structure of the downhole electric tramcar capable of being adjusted at multiple angles as claimed in claim 1, wherein: the carbon brush support base (21), the carbon brush support (4), the carbon brush (5) and the carbon brush tension spring (8) form a part, six groups are formed, and the parts are uniformly distributed on two sides of the middle plate of the retainer (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010491027.0A CN111546897A (en) | 2020-06-02 | 2020-06-02 | Multi-angle adjustable pantograph structure of underground electric tramcar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010491027.0A CN111546897A (en) | 2020-06-02 | 2020-06-02 | Multi-angle adjustable pantograph structure of underground electric tramcar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111546897A true CN111546897A (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010491027.0A Pending CN111546897A (en) | 2020-06-02 | 2020-06-02 | Multi-angle adjustable pantograph structure of underground electric tramcar |
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| Country | Link |
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| CN (1) | CN111546897A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3033449C2 (en) * | 1980-09-05 | 1986-03-27 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | TWO-STAGE SCISSORS |
| EP1041056B1 (en) * | 1999-03-30 | 2005-02-23 | Railway Technical Research Institute | Titanium- and copper-containing carbon composite material and process for the production thereof |
| CN205149551U (en) * | 2015-12-03 | 2016-04-13 | 洛阳市科佳电气设备有限公司 | Electronic bus posture pantograph |
| CN206049379U (en) * | 2016-08-29 | 2017-03-29 | 中国神华能源股份有限公司 | The current collecting equipment of mining trackless stringing vehicle |
| CN206344692U (en) * | 2016-12-12 | 2017-07-21 | 中车株洲电力机车有限公司 | A kind of city rail vehicle pantograph |
| CN108569146A (en) * | 2017-03-10 | 2018-09-25 | 中国铁建电气化局集团有限公司 | A kind of trolleybus DC1500V current collector devices |
-
2020
- 2020-06-02 CN CN202010491027.0A patent/CN111546897A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3033449C2 (en) * | 1980-09-05 | 1986-03-27 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | TWO-STAGE SCISSORS |
| EP1041056B1 (en) * | 1999-03-30 | 2005-02-23 | Railway Technical Research Institute | Titanium- and copper-containing carbon composite material and process for the production thereof |
| CN205149551U (en) * | 2015-12-03 | 2016-04-13 | 洛阳市科佳电气设备有限公司 | Electronic bus posture pantograph |
| CN206049379U (en) * | 2016-08-29 | 2017-03-29 | 中国神华能源股份有限公司 | The current collecting equipment of mining trackless stringing vehicle |
| CN206344692U (en) * | 2016-12-12 | 2017-07-21 | 中车株洲电力机车有限公司 | A kind of city rail vehicle pantograph |
| CN108569146A (en) * | 2017-03-10 | 2018-09-25 | 中国铁建电气化局集团有限公司 | A kind of trolleybus DC1500V current collector devices |
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Application publication date: 20200818 |
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| WD01 | Invention patent application deemed withdrawn after publication |