CN204340711U - A kind of pantograph cylinder driver - Google Patents
A kind of pantograph cylinder driver Download PDFInfo
- Publication number
- CN204340711U CN204340711U CN201420651808.1U CN201420651808U CN204340711U CN 204340711 U CN204340711 U CN 204340711U CN 201420651808 U CN201420651808 U CN 201420651808U CN 204340711 U CN204340711 U CN 204340711U
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- pantograph
- bow
- spring
- piston
- stop block
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Abstract
The utility model discloses a kind of pantograph cylinder driver, during rising bow, pressure gas is filled with in the cavity of cylinder block by the air-path interface on protecgulum, gas will overcome fall bow spring assembly application force and promote piston compression fall bow spring assembly motion.Now, protecgulum piston driving piston rod to the direction motion of falling the compression of bow spring assembly, and then is removed the constraint of stop block and drives stop block to move together, thus pantograph is risen under rising bow action of the spring; When falling bow, the pressure gas in cylinder block cavity will discharged to air, and piston to protecgulum motion, promotes piston rod and drives stop block to move together under the thrust of falling bow spring assembly.Now, cylinder driver will overcome rising bow spring torque, and pantograph is fallen, and enrich the lifting bow mode of spring loaded pantograph.
Description
Technical field
The utility model relates to subway and city rail vehicle pantograph technical field, particularly a kind of pantograph cylinder driver.
Background technology
Pantograph is that electrically-driven car obtains the electrical equipment of electric energy from contact system, is arranged on locomotive or motor-car roof.At present, what most subway and city rail vehicle adopted is pneumatic actuation pantograph, and be divided into spring loaded and air sac, these two kinds of pantographs all require that vehicle provides pressure gas to pantograph.
Wherein, rising bow during air sac pantograph airbag aeration, falls bow without during gas by deadweight;
Cylinder spring loaded pantograph adopts one to fall the bow cylinder of spring and one group of rising bow extension spring to control the lifting of pantograph containing compression, when not passing into pressure gas in cylinder, the moment produced owing to falling bow Compress Spring is greater than the moment that stretching rising bow spring produces, compression in cylinder falls bow spring in the effect of landing bow, and pantograph is in falls arciform state; When cylinder passes into pressure gas, pressure gas overcomes the moment of falling bow spring, and rising bow spring is worked, thus realizes the rising bow operation of pantograph.
Utility model content
In view of this, the utility model provides a kind of pantograph cylinder driver, its pantograph can rise after constraint relief under the effect of rising bow spring, cylinder driver overcomes rising bow spring torque and realizes falling bow, enrich the lifting bow mode of spring loaded pantograph, adopt air operated control, energy actv. avoids the electrical accident of linear electric motors type of drive, without the need to high-low pressure insulation isolation.
For achieving the above object, the utility model provides following technical scheme:
A kind of pantograph cylinder driver, comprising:
Mount pad on the underframe being arranged on pantograph;
Spring housing and be arranged on bow spring falls in described spring housing;
Be arranged on the cylinder block of described spring housing open end and piston assembling, described piston assembling is arranged in described cylinder block, falls bow spring described in the end face of the piston of described piston assembling is pressed in;
Stop block, described stop block to be articulated with in the assembling of described piston piston rod away from one end of described piston, and described stop block is articulated with the lower arm rod of pantograph, and having for coordinating the limiting section stoping described pantograph to rise with described lower arm rod, described limiting section can be removed to described falling moving in bow spring-compressed direction at described piston rod the constraint of described lower arm rod;
Rising bow spring.
As can be seen from above-mentioned technical scheme, the pantograph cylinder driver that the utility model provides, during rising bow, pressure gas is filled with in the cavity of cylinder block by the air-path interface on protecgulum, gas will overcome fall bow spring assembly application force and promote piston compression fall bow spring assembly motion.Now, protecgulum piston driving piston rod to the direction motion of falling the compression of bow spring assembly, and then is removed the constraint of stop block and drives stop block to move together, thus pantograph is risen under rising bow action of the spring;
When falling bow, the pressure gas in cylinder block cavity will discharged to air, and piston to protecgulum motion, promotes piston rod and drives stop block to move together under the thrust of falling bow spring assembly.Now, cylinder driver will overcome rising bow spring torque, and pantograph is fallen.This programme has enriched the lifting bow mode of spring loaded pantograph, and adopt air operated control, energy actv. avoids the electrical accident of linear electric motors type of drive, without the need to high-low pressure insulation isolation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The front section view of the pantograph cylinder driver that Fig. 1 provides for the utility model embodiment;
The schematic top plan view of the pantograph cylinder driver that Fig. 2 provides for the utility model embodiment;
The structural representation of the spring housing that Fig. 3 provides for the utility model embodiment;
The structural representation of the piston assembling that Fig. 4 provides for the utility model embodiment;
The pantograph rising bow state diagram that Fig. 5 provides for the utility model embodiment;
Fig. 6 falls bow state diagram for the pantograph that the utility model embodiment provides.
Wherein, 1 is spring housing; 2 is the first spring; 3 is the second spring; 4 is the 3rd spring; 5 is piston assembling; 6 is cylinder block; 7 is protecgulum; 8 is the first seal ring; 9 is lock strap; 10 is the first lining; 11 is back-up ring; 12 is the first bolt; 13 is the second lining; 14 is the 3rd lining; 15 is the first nut; 16 is stop block; 17 is joint; 18 is pipe clamp; 19 is nut 2; 20 is dust protecting cap; 21 is the second bolt; 22 is the 3rd bolt; 23 is the 4th bolt; 24 is bonnet; 25 is locating bush; 26 is nest; 27 is cover; 28 is flange; 29 is mount pad; 30 is piston rod; 31 is the 5th bolt; 32 is pressing plate; 33 is the second seal ring; 34 is piston.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The front section view of the pantograph cylinder driver that Fig. 1 provides for the utility model embodiment; The schematic top plan view of the pantograph cylinder driver that Fig. 2 provides for the utility model embodiment; The structural representation of the spring housing that Fig. 3 provides for the utility model embodiment; The structural representation of the piston assembling that Fig. 4 provides for the utility model embodiment; The pantograph rising bow state diagram that Fig. 5 provides for the utility model embodiment; Fig. 6 falls bow state diagram for the pantograph that the utility model embodiment provides.
The pantograph cylinder driver that the utility model embodiment provides, its core improvement is, comprising:
Mount pad 29 on the underframe being arranged on pantograph;
Spring housing 1 and be arranged on bow spring falls in spring housing 1;
Be arranged on cylinder block 6 and the piston assembling 5 of spring housing 1 open end, this piston assembling 5 is arranged in cylinder block 6, and the end face of the piston 34 of piston assembling 5 is pressed in and falls bow spring; Directional tagging is played in the motion of cylinder block 6 pairs of pistons 34; Protecgulum 7 is arranged on the end of cylinder block 6, is provided with the first seal ring 8 between the two, and protecgulum 7 pairs of piston rods 30 play directional tagging, and with air-path interface; 30, piston rod connects and directional tagging;
Stop block 16, this stop block 16 to be articulated with in piston assembling 5 piston rod 30 away from one end of piston 34, and stop block 16 is articulated with the lower arm rod of pantograph, and there is the limiting section coordinating prevention pantograph to rise for same lower arm rod, limiting section can be removed to when falling the motion of bow spring-compressed direction at piston rod 30 constraint of lower arm rod; Stop block 16 connection functions, when falling arciform state, side contacts the motion to limit pantograph with pantograph lower arm rod;
Rising bow spring.
The principle of work of this programme is:
During rising bow, pressure gas is filled with in the cavity of cylinder block 6 by the air-path interface on protecgulum 7, gas will overcome fall bow spring assembly application force and promote piston 34 compression fall bow spring assembly motion.Now, protecgulum 7 piston 34 drives piston rod 30 to the direction motion of falling the compression of bow spring assembly, and then removes the constraint of limiting stopper 16 and drive limiting stopper 16 to move together, thus pantograph is risen under rising bow action of the spring.
When falling bow, the pressure gas in cylinder block 6 cavity will discharged to air, and piston 34 moves to protecgulum 7 under the thrust of falling bow spring assembly, promotes piston rod 30 and drives limiting stopper 16 to move together.Now, cylinder driver will overcome rising bow spring torque, and pantograph is fallen.
This programme has enriched the lifting bow mode of spring loaded pantograph, and adopt air operated control, energy actv. avoids the electrical accident of linear electric motors type of drive, without the need to high-low pressure insulation isolation.
In the specific embodiment that this programme provides, the bottom of stop block 16 is articulated with piston rod 30, and the top of stop block 16 is articulated with the end of lower arm rod near the side of piston rod 30, and opposite side has protruding limiting section.
The pantograph cylinder driver that the utility model embodiment provides, also comprises joint 17, and one end of this joint 17 is articulated with stop block 16, and the other end offers the mounting hole for installing piston rod 30, and fastening by the second nut 19.Joint 17 connection functions are that through hole is with the object of satisfied adjustment piston 34 stroke for installing the mounting hole of piston rod 30.Second 19, nut is the tight motion done in order to limited piston bar 30 also.
First lining 10 has self-lubricating function, strengthens piston rod 30 frictional property; Back-up ring 11 has spacing effect to the first lining 10.
In order to optimize above-mentioned technical scheme further, fall bow spring be made up of the spring of many various outer diameters bow spring assembly is fallen, its structure can with reference to shown in Fig. 1.Concrete, the first spring 2, second spring 3, the 3rd spring 4 form and above-mentioned fall bow spring assembly, and Main Function is falling in bow process or chopper bar state the moment overcoming rising bow spring and produce, and makes fall bow or be in chopper bar state.
The pantograph cylinder driver that the utility model embodiment provides, also comprises the dust protecting cap 20 being set in piston rod 30 movable end, in order on the protection of piston rod 30 in case it is polluted and is affected the normal work of piston rod 30.By lock strap 9, pipe clamp 18, dust protecting cap 20 is respectively fixed on protecgulum 7, joint 17 in this programme.
Concrete, the connection between cylinder driver and pantograph lower arm rod is realized by hinged system, and this hinged system is made up of the first bolt 12, second lining 13, the 3rd lining 14 and the first nut 15.
Second bolt 21 is for being installed to pantograph underframe by cylinder driver.
3rd bolt 22, the 4th bolt 23 are fixed for the installation of flange 28 with protecgulum 7.Flange 28, mount pad 29 are for connection function.
Bonnet 24, locating bush 25, nest 26, cover 27, piston 34 play positioning action to the first spring 2, second spring 3, the 3rd spring 4, and wherein piston 34 acts on also having and promotes fall the motion of bow spring assembly and install piston rod 30 under the effect of pressure gas in rising bow process.
5th 31, bolt connection function.
Pressing plate 32 is to the second seal ring 33 position-limiting actions.Second seal ring 33 seals.
In sum, the pantograph cylinder driver that the utility model embodiment provides, one end is arranged on pantograph underframe, and the other end is arranged on pantograph lower arm rod, connects respectively by mount pad 29 and stop block 16.This programme has enriched the lifting bow mode of spring loaded pantograph, and adopt air operated control, energy actv. avoids the electrical accident of linear electric motors type of drive, without the need to high-low pressure insulation isolation.Solution of the present utility model is the mode adopting subway and city rail vehicle reservoir supply gas, and pantograph adopts rising bow spring installation rising bow, and cylinder driver overcomes rising bow spring torque and realizes falling bow.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a pantograph cylinder driver, is characterized in that, comprising:
Mount pad (29) on the underframe being arranged on pantograph;
Spring housing (1) and be arranged on bow spring falls in described spring housing (1);
Be arranged on cylinder block (6) and piston assembling (5) of described spring housing (1) open end, described piston assembling (5) is arranged in described cylinder block (6), falls bow spring described in the end face of the piston (34) of described piston assembling (5) is pressed in;
Stop block (16), described stop block (16) is articulated with the middle piston rod (30) of described piston assembling (5) one end away from described piston (34), and described stop block (16) is articulated with the lower arm rod of pantograph, and having for coordinating the limiting section stoping described pantograph to rise with described lower arm rod, described limiting section can be removed to described falling moving in bow spring-compressed direction at described piston rod (30) the constraint of described lower arm rod;
Rising bow spring.
2. pantograph cylinder driver according to claim 1, it is characterized in that, the bottom of described stop block (16) is articulated with described piston rod (30), the top of described stop block (16) is articulated with the end of described lower arm rod near the side of described piston rod (30), opposite side has protruding described limiting section.
3. pantograph cylinder driver according to claim 1, it is characterized in that, also comprise joint (17), one end of described joint (17) is articulated with described stop block (16), the other end offers the mounting hole for installing described piston rod (30), and fastening by the second nut (19).
4. pantograph cylinder driver according to claim 1, is characterized in that, described in fall bow spring be made up of the spring of many various outer diameters bow spring assembly is fallen.
5. pantograph cylinder driver according to claim 1, is characterized in that, also comprises the dust protecting cap (20) being set in described piston rod (30) movable end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420651808.1U CN204340711U (en) | 2014-11-04 | 2014-11-04 | A kind of pantograph cylinder driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420651808.1U CN204340711U (en) | 2014-11-04 | 2014-11-04 | A kind of pantograph cylinder driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204340711U true CN204340711U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420651808.1U Active CN204340711U (en) | 2014-11-04 | 2014-11-04 | A kind of pantograph cylinder driver |
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| CN (1) | CN204340711U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253025A (en) * | 2015-10-29 | 2016-01-20 | 南车株洲电力机车有限公司 | Locomotive and pantograph |
| CN107336608A (en) * | 2016-12-28 | 2017-11-10 | 浙江中车电车有限公司 | A kind of pure electric bus pantagraph current collector and electric car |
| CN109552054A (en) * | 2019-01-18 | 2019-04-02 | 张述成 | A kind of floating driving lifting bow device of magnetic |
| CN111674262A (en) * | 2020-06-30 | 2020-09-18 | 成都永贵东洋轨道交通装备有限公司 | Buffering lifting type pantograph |
| CN112793427A (en) * | 2019-11-13 | 2021-05-14 | 许继电气股份有限公司 | Bow head driving device, pantograph and charging bow |
| CN114229733A (en) * | 2021-12-23 | 2022-03-25 | 深圳供电局有限公司 | Insulating pneumatic telescoping cylinder |
| DE102020129874A1 (en) | 2020-11-12 | 2022-05-12 | Stemmann-Technik Gmbh | Drive arrangement for moving a contacting device and contacting device and their use |
-
2014
- 2014-11-04 CN CN201420651808.1U patent/CN204340711U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253025A (en) * | 2015-10-29 | 2016-01-20 | 南车株洲电力机车有限公司 | Locomotive and pantograph |
| CN107336608A (en) * | 2016-12-28 | 2017-11-10 | 浙江中车电车有限公司 | A kind of pure electric bus pantagraph current collector and electric car |
| CN109552054A (en) * | 2019-01-18 | 2019-04-02 | 张述成 | A kind of floating driving lifting bow device of magnetic |
| CN109552054B (en) * | 2019-01-18 | 2023-12-05 | 张述成 | Magnetic levitation driving lifting bow device |
| CN112793427A (en) * | 2019-11-13 | 2021-05-14 | 许继电气股份有限公司 | Bow head driving device, pantograph and charging bow |
| CN111674262A (en) * | 2020-06-30 | 2020-09-18 | 成都永贵东洋轨道交通装备有限公司 | Buffering lifting type pantograph |
| DE102020129874A1 (en) | 2020-11-12 | 2022-05-12 | Stemmann-Technik Gmbh | Drive arrangement for moving a contacting device and contacting device and their use |
| WO2022100790A1 (en) * | 2020-11-12 | 2022-05-19 | Stemmann-Technik Gmbh | Drive arrangement for moving a contacting device, and contacting device and use thereof |
| CN114229733A (en) * | 2021-12-23 | 2022-03-25 | 深圳供电局有限公司 | Insulating pneumatic telescoping cylinder |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |