CN202574135U - Double-pneumatic motor synchronizing windshield wiper for railway locomotive - Google Patents
Double-pneumatic motor synchronizing windshield wiper for railway locomotive Download PDFInfo
- Publication number
- CN202574135U CN202574135U CN 201220151924 CN201220151924U CN202574135U CN 202574135 U CN202574135 U CN 202574135U CN 201220151924 CN201220151924 CN 201220151924 CN 201220151924 U CN201220151924 U CN 201220151924U CN 202574135 U CN202574135 U CN 202574135U
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- CN
- China
- Prior art keywords
- pneumatic motor
- air motor
- motor
- windshield wiper
- wiper arm
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- 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.)
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Abstract
The utility model relates to a double-pneumatic motor synchronizing windshield wiper for a railway locomotive. The double-pneumatic motor synchronizing windshield wiper comprises a control switch, a control board module, a left pneumatic motor, a right pneumatic motor, a left wiper arm, a right wiper arm, a wide blade, a spraying mechanism and so on; the double-pneumatic motor synchronizing windshield wiper is characterized in that two sets of pneumatic systems with same structures are adopted; the left pneumatic motor and the right pneumatic motor as well as the left wiper arm and the right wiper arm are respectively mounted on a left front windshield glass and a right front windshield glass of the locomotive; the left pneumatic motor and the right pneumatic motor are respectively used for driving the wiper blades of the left wiper arm and the right wiper arm to wipe so as to clean the front windshield glasses of the locomotive; no rigid connecting piece is not arranged between the left pneumatic motor and the right pneumatic motor; the left pneumatic motor and the right pneumatic motor are respectively supplied with gas for driving by the control board module; photoelectric sensors are arranged on the left pneumatic motor and the right pneumatic motor; motion information of the left pneumatic motor and the right pneumatic motor is fed back to a control box on the control board module; the control box is used for controlling two-position five-way valves on the left pneumatic motor and the right pneumatic motor to reverse according to feedback signals, so that reversing frequencies of the left pneumatic motor and the right pneumatic motor are consistent with each other; and the mounting positions of the photoelectric sensors are as same as each other, operation travels of the left pneumatic motor and the right pneumatic motor are consistent with each other.
Description
Technical field:
The utility model relates to a kind of pneumatic windshield wiper, relates in particular to a kind of rail locomotive with two synchronous windshield wipers of air motor.
Background technology:
Rail locomotive is the same with all power actuated vehicles, and its front screen all is designed with the windshield wiper system, is used to clean the dust and other impurities on the front screen.Mainly contain two kinds of forms of electronic windshield wiper and pneumatic windshield wiper.
The pneumatic windshield wiper of the normal employing of the washing system of rail locomotive front screen, the driver train of pneumatic windshield wiper is an oscillating cylinder, oscillating cylinder drives the scraping arm scraping blade locomotive front screen is scraped.Usually every block of front screen is installed two cover windshield wiper systems, and the speed that scrapes of two cover windshield wiper systems is determined by hunting frequency.Because the indoor facility location of trainman is compact; Can not use connecting rod to guarantee that the operation of two cover windshield wiper systems is synchronous between the two cover windshield wiper systems; So there is hairline in the speed that scrapes between the two cover windshield wiper systems, along with the increase that scrapes number of times, the operator will feel the velocity contrast that scrapes between the two cover windshield wiper systems; Promptly move asynchronously, make the operator feel dizzy.
Summary of the invention:
The purpose of the utility model is to overcome above-mentioned shortcoming, provides a kind of rail locomotive with two synchronous windshield wipers of air motor, the operating needs that the fine user of satisfying of ability scrapes pneumatic windshield wiper synchronously.
The technical scheme of the utility model is: a kind of rail locomotive is with two synchronous windshield wipers of air motor; Comprise control desk assembly, connecting wire, connection tracheae, water pump, water tank, master cock, left scraping arm, scraping blade, right scraping arm and driver train, it is characterized in that:
Described driver train is two air motors; Be left air motor and right air motor; Direction was identical or symmetrical when its left air motor moved with right scraping arm with the separately-driven left scraping arm of right air motor, and parts are not rigidly connected between this left side air motor and the right air motor;
Described left air motor and right air motor are the air motor of two same structures; Air motor comprises motor case, gear, two five-way valves, tooth bar, piston, cylinder barrel and end caps; On the gear of this air motor code-disc is installed; Have light tank on the code-disc, be used to indicate the anglec of rotation of gear; On the air motor shell opto-electronic pickup is installed,, and sends signal through the light tank detection code-disc operating angle degree of code-disc.
Described piston is installed in the two ends of the inner tooth bar of cylinder barrel, and the effect of piston is to carry out straight-line motion under the compressed-air actuated effect in cylinder barrel; Described tooth bar, gear convert straight-line motion to and rotatablely move.Two five-way valves are installed on the motor case, the turnover gas circuit of cylinder barrel is changed, thereby the motion of piston is commutated.
Described two air motors are actuating devices of pneumatic windshield wiper, left and right air motor reciprocally swinging under compressed-air actuated effect, and drive scraping arm, scraping blade scrapes;
Described control desk assembly comprises shutoff valve, substep starting valve, filtration under diminished pressure valve, control valve for water pump and control capsule; Be provided with control circuit in this control capsule; The left and right sides windshield wiper run signal that reception is sent through opto-electronic pickup; Send control command through after the calculation process, switching-over in the time of two five-way valves of control left and right sides windshield wiper guarantees the synchronized operation of left and right sides windshield wiper; Simultaneously control capsule also has the intermittent duty program, has the intermittent duty of control left and right sides windshield wiper.
The scraping arm of the synchronous windshield wiper of two air motors adopts the straight-tooth spline to be connected with air motor, and scraping arm adopts to ship and resell on another market with scraping blade and is connected, and adopts lead or tracheae to connect between all the other each parts.
Do not have rigid connector between the two cover air motors of the utility model, two cover air motors are driven by control desk assembly operation air feed respectively; Respectively have opto-electronic pickup on two air motors; The operation information of two air motors is fed back to the control capsule on the control desk assembly; Control capsule commutates according to two five-way valves on two air motors of feedback signal control; The commutating frequency that guarantees two air motors is consistent, and the installation site of opto-electronic pickup is identical, guarantees that the operation stroke of two air motors is consistent.
Description of drawings
Fig. 1 is two synchronous windshield wiper structural representations of air motor; Fig. 2 is the air motor structural representation;
Fig. 3 is the air motor cross-sectional view; Fig. 4 is a control desk assembly scheme drawing;
Among the figure; 1-control desk assembly, 2-lead, 3-tracheae, 4-water pump, 5-water tank, 6-master cock, 7-left side air motor; 8-left side scraping arm, 9-scraping blade, the right scraping arm of 10-, the right air motor of 11-, 21-motor case, 22-gear, 23-opto-electronic pickup; The 24-code-disc, two five-way valves of 25-, 26-tooth bar, 27-piston, 28-cylinder barrel, 29-end cap, 31-base plate; 32-filtration under diminished pressure valve, 33-shutoff valve, 34-gas path plate, 35-substep starting valve, 36-control capsule, 37-control valve for water pump.
The specific embodiment:
Referring to Fig. 1 referring to Fig. 2 and Fig. 3; A kind of rail locomotive is with two synchronous windshield wipers of air motor; Comprise control desk assembly 1, connecting wire 2, connect tracheae 3, water pump 4, water tank 5, master cock 6, left scraping arm 8, scraping blade 9, right scraping arm 10 and driver train, it is characterized in that:
Described driver train is two air motors; Be left air motor 7 and right air motor 11; Direction was identical or symmetrical when its left air motor 7 moved with right scraping arm 10 with right air motor 11 separately-driven left scraping arms 8, and parts are not rigidly connected between this left side air motor 7 and the right air motor 11;
Left side scraping arm 8 adopts the straight-tooth spline to be connected with the self-corresponding left air motor 7 of right scraping arm 10 and each with right air motor 11; Left side scraping arm 8 adopts to ship and resell on another market with the self-corresponding scraping blade 9 of right scraping arm 10 and each and is connected; Employing lead 2 is connected with tracheae 3 between control desk assembly 1 and master cock 6, control version assembly 1 and left air motor 7 and right air motor 11, master cock 6 and left air motor 7 and the right air motor 11; Adopt tracheae 3 to be connected between control desk assembly 1 and water pump 4 and the water tank 5; Water pump 4 adopts tracheaes to be connected with left scraping arm 8, right scraping arm 10.
Described left air motor 7 is the pneumatic system of two cover same structures with right air motor 11; Single cover air motor comprises motor case 21, gear 22, opto-electronic pickup 23, code-disc 24, two five-way valves 25, tooth bar 26, piston 27, cylinder barrel 28 and end caps 29; On this air motor gear 22 code-disc 24 is installed; Have light tank on the code-disc 24, be used to indicate the anglec of rotation of gear; Opto-electronic pickup 23 is installed on the air motor shell 21, and promptly opto-electronic pickup 23 is installed near the code-disc 24, detects code-disc 24 running angles through the light tank on the code-disc 24, and sends signal.
Described piston 27 is installed in the two ends of cylinder barrel 28 inner tooth bars 26, under compressed-air actuated effect, carries out straight-line motion.Tooth bar, gear convert straight-line motion to and rotatablely move.Two five-way valves are installed on the motor case 21, the turnover gas circuit of cylinder barrel 28 is changed, thereby the motion of piston 27 is commutated.
Referring to Fig. 4: described control desk assembly 1 comprises base plate 31, filtration under diminished pressure valve 32, shutoff valve 33, gas path plate 34, substep starting valve 35, control valve for water pump 37 and control capsule 36; Be provided with control circuit in this control capsule 36; The left and right sides windshield wiper run signal that reception is sent through opto-electronic pickup; Send control command through after the calculation process, switching-over in the time of two five-way valves of control left and right sides windshield wiper guarantees the synchronized operation of left and right sides windshield wiper; Simultaneously control capsule also has the intermittent duty program, has the intermittent duty of control left and right sides windshield wiper.
Two air motors of the utility model are the actuating devices of pneumatic windshield wiper, left and right air motor reciprocally swinging under compressed-air actuated effect, and drive scraping arm, scraping blade scrapes; Respectively have opto-electronic pickup on two air motors; The operation information of two air motors is fed back to the control capsule on the control desk assembly; Control capsule commutates according to two five-way valves on two air motors of feedback signal control; The commutating frequency that guarantees two air motors is consistent, and the installation site of opto-electronic pickup is identical, guarantees that the operation stroke of two air motors is consistent.
Claims (1)
1. a rail locomotive is with two synchronous windshield wipers of air motor; Comprise control desk assembly (1), connecting wire (2), connect tracheae (3), water pump (4), water tank (5), master cock (6), left scraping arm (8), scraping blade (9), right scraping arm (10) and driver train, it is characterized in that:
A, described driver train are two air motors; Be left air motor (7) and right air motor (11); Direction was identical or symmetrical when its left air motor (7) moved with right scraping arm (10) with the separately-driven left scraping arm of right air motor (11) (8), and parts are not rigidly connected between this left side air motor (7) and the right air motor (11);
B, described left air motor (7), right air motor (11) are the air motor of two same structures; Air motor comprises motor case (21), gear (22), two five-way valves (25), tooth bar (26), piston (27), cylinder barrel (28) and end cap (29); On this air motor gear (22) code-disc (24) is installed; Have the light tank of the anglec of rotation that is used to indicate gear on the code-disc (24), be equipped with on the air motor matrix through code-disc (24) light tank and detect code-disc operating angle degree and send the opto-electronic pickup (23) of signal;
Described piston (27) is installed in the two ends of the inner tooth bar of cylinder barrel (28) (26), acts on the turnover gas circuit of cylinder barrel (28) is changed and two five-way valves (25) that the motion of piston (27) commutates are installed on the motor case (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220151924 CN202574135U (en) | 2012-04-12 | 2012-04-12 | Double-pneumatic motor synchronizing windshield wiper for railway locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220151924 CN202574135U (en) | 2012-04-12 | 2012-04-12 | Double-pneumatic motor synchronizing windshield wiper for railway locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202574135U true CN202574135U (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220151924 Withdrawn - After Issue CN202574135U (en) | 2012-04-12 | 2012-04-12 | Double-pneumatic motor synchronizing windshield wiper for railway locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202574135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616209A (en) * | 2012-04-12 | 2012-08-01 | 株洲联诚集团有限责任公司 | Dual pneumatic motor synchronous window wiper for railway locomotive |
| CN105781320A (en) * | 2016-04-28 | 2016-07-20 | 中车成都机车车辆有限公司 | Car automatic ventilating device and method for passenger car |
-
2012
- 2012-04-12 CN CN 201220151924 patent/CN202574135U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102616209A (en) * | 2012-04-12 | 2012-08-01 | 株洲联诚集团有限责任公司 | Dual pneumatic motor synchronous window wiper for railway locomotive |
| CN102616209B (en) * | 2012-04-12 | 2014-02-26 | 株洲联诚集团有限责任公司 | Dual pneumatic motor synchronous window wiper for railway locomotive |
| CN105781320A (en) * | 2016-04-28 | 2016-07-20 | 中车成都机车车辆有限公司 | Car automatic ventilating device and method for passenger car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121205 Effective date of abandoning: 20140226 |
|
| RGAV | Abandon patent right to avoid regrant |