CN202320402U - Manual operation mechanism of electro-hydraulic point switch - Google Patents
Manual operation mechanism of electro-hydraulic point switch Download PDFInfo
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- CN202320402U CN202320402U CN2011204538481U CN201120453848U CN202320402U CN 202320402 U CN202320402 U CN 202320402U CN 2011204538481 U CN2011204538481 U CN 2011204538481U CN 201120453848 U CN201120453848 U CN 201120453848U CN 202320402 U CN202320402 U CN 202320402U
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- gear
- switch machine
- hand crank
- manual
- input shaft
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Abstract
The utility model provides a manual operation mechanism of an electro-hydraulic point switch. The manual operation mechanism of the electro-hydraulic point switch comprises a transmission mechanism, wherein a driving piece of the transmission mechanism is connected with a hand lever; and a power output driven piece of the transmission mechanism is connected to a piston rod on a hydraulic device in the point switch or is connected with a transmission piece connected with the piston rod. By using the manual operation mechanism provided by the utility model, the driving piece in the transmission mechanism is manually driven so that manual operation mode can be conveniently and safely converted to; simplicity and convenience in operation are obtained; moreover, by using the planet transmission mechanism, the hand rocking operation is fast and high efficient.
Description
Technical field
The utility model relates to a kind of electric hydaulic switch machine, relates in particular to the manual-operating mechanism of electric hydaulic switch machine.
Background technology
The electric hydaulic switch machine is railway, subterranean railway, track traffic station, a kind of specialized equipment that centralized control conversion track switch is used.It can be changed and locking point tongue or core rail, and the position that provides corresponding point tongue or core rail is simultaneously represented.
Electric hydaulic switch machine of the prior art comprises electrical motor, Hydraulic Station, conversion locking mechanism and outgoing mechanism, and it interconnects.
Switch machine needs manual switch when adjustment, maintenance or fault.
Existing switch machine all adopts the way of direct or indirect hand motor main shaft.Take such structure, have advantages such as simple, that realization is easy.But, when inserting hand crank, hurt sb.'s feelings for having avoided people's error operations electrical motor to rotate, must break off the actuating circuit of electrical motor.So must increase " safety contact ".The Generally Recognized as safe contact only breaks off a motor action line.In the DC motor circuit, break off a line, electrical motor just can not move; Can work as when adopting three-phase alternating current motor, disconnection one is electricity mutually, and electrical motor still possibly rotate.So, have potential safety hazard.
In electric switch machine, adopt the way of direct or indirect hand motor main shaft, though hand speed is slow more many than motor speed, owing to be to be rigidly connected, hand conversion point tongue is also possible.In electrohydraulic switch machine, slow because of hand speed, pump fuel feed does not catch up with needs, and the difficulty of hand conversion track switch just clearly.If electrohydraulic switch machine does not shake electric machine main shaft, take other way shift action bars, then can not obtain discharging because of the pressure of piston both sides in the oil cylinder, piston is pinned by hydraulic lock, and throw rod just can't move at all.
The utility model content
The purpose of the utility model is to improve the deficiency of prior art, provides a kind of and can convert manual operation mode easily and safely to, the manual-operating mechanism of the electric hydaulic switch machine of portable and effective simple to operate.
The purpose of the utility model is achieved in that
A kind of manual-operating mechanism of electric hydaulic switch machine; It comprises a transmission device; The driving link of this transmission device connects a hand crank, and its takeoff output driven member is connected on the piston rod on the hydraulic efficiency gear in the switch machine, perhaps be connected with this piston rod bonded assembly Transmission on.
So manual-operating mechanism through hand crank direct connection hydraulic efficiency gear, rather than connects motor shaft, and in operation, the oil circuit with the hydraulic cylinder piston both sides is communicated with again, like this, even people's maloperation motor is arranged, also can not send out accident.
Described transmission device can be various structures, gear drive for example, and input shaft wherein is connected with hand crank, and output shaft wherein is connected with piston rod bonded assembly transmission device in the hydraulic efficiency gear.
Concrete, in said manual-operating mechanism, said transmission device is the manual output gear lift system in a planet gear drive and the said transmission device,
Said planetary gear mechanism comprises an input shaft; This input shaft is installed on the frame rotationally; On this input shaft, be provided with an eccentric shaft part, the parallel axes of this shaft part and input shaft sets firmly an external gear on this off-centre shaft part; On frame, set firmly an inner gear, said external gear and the engagement of this inner gear constitute a planet gear drive; On frame, be provided with an output shaft rotationally, an end that takes off post is established in itself and said input shaft dead in line on this output shaft, and this takes off post to one or more, and this other end that takes off post is plugged on the said external gear in the corresponding hole that is provided with;
Said lift system comprises the hand output gear on the input shaft that circumferentially is installed in the said transmission device; Set firmly an elevator on the one of which side end face; Set firmly an end of a push rod on this elevator; The other end of this push rod is provided with a top stem casing, and this top stem casing places on the domatic track of up-down of a up-down holder; Said up-down holder connects a movable block, and this movable block is provided with a slotted hole, in this slotted hole, is provided with an eccentric block; On frame, be provided with a hand crank, be respectively equipped with radially a fin and a radial groove on an end face of this hand crank and the cooresponding end face of said eccentric block, make said hand crank and eccentric block link together through said radially fin and radial groove.
Actuating device in said electric hydaulic switch machine is a hydraulic pressure assembly, the double acting oil cylinder in the said hydraulic pressure assembly between two liquid in-out mouths of wherein piston both sides, be provided with a pipeline, this pipeline is provided with a control cock.
On the said top stem casing roller can be set, this roller contacts with the domatic track of the up-down of said up-down holder.
Said input shaft connects bar in the hand crank, its outer crank overcoat on the other hand that is arranged with, and this hand crank overcoat is and the said hand crank of said eccentric block end face bonded assembly, and bar is combined into hand crank in this overcoat and the hand crank.
This above-mentioned manual-operating mechanism coupling; The Power Drive Unit of electric hydaulic switch machine is a hydraulic pressure assembly; This hydraulic pressure assembly comprises motor, oil pump and hydraulic cylinder device, and said electrical motor connects hydraulic cylinder device to drive this hydraulic cylinder device through the oil pump in the hydraulic pressure assembly; Wherein: the oil cylinder in the said hydraulic pressure assembly is a two-way cylinder; Cylinder block is fixed, and piston wherein moves; Be processed into the tooth bar profile of tooth on the piston rod in said hydraulic pressure assembly, form piston-rack, the throw rod that this piston-rack connects the traction tongue and drives outgoing mechanism through the transmission device that is made up of rack-and-gear.
Correspondingly, be provided with a pipeline between two liquid in-out mouths of the said two-way cylinder in said hydraulic pressure assembly, this pipeline is provided with a control cock.
When this switch machine needs manual activity; At first, rotate the hand crank overcoat, drive eccentric block and rotate; Thereby make the movable block side travel; The holder of driving is moved, and makes that the top stem casing on the push rod rises along the domatic track of up-down in the holder of going up and down, thus with hand output gear on the castellated shaft of transmission device, move axially with planetary gear mechanism in hand input gear engagement.Roller on top stem casing is opened said manually actuated control valve, with the pipeline connection at its place along in the domatic track uphill process of up-down in the holder of going up and down; Afterwards, shake bar in the hand crank, make input gear rotate, drive output gear and rotate, drive castellated shaft then and rotate.
The manual-operating mechanism of the electric hydaulic switch machine that the utility model provides; Change the way of drive motor axle in the prior art,, can convert manual operation mode easily and safely to the driving link in the said transmission device of manual actuation; Simple to operate light; Have again, through planetary transmission device, can so that hand operation rapidly and efficiently.
Through accompanying drawing and embodiment the utility model is further specified below.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the hydraulic pressure assembly in the electric hydaulic switch machine of the hand gear adapted that provides with the utility model.
Fig. 2 is the main TV structure scheme drawing of the structure of an embodiment of the transmission device in the electric hydaulic switch machine of the hand gear adapted that provides with the utility model.
Fig. 3 is the plan structure scheme drawing of transmission device shown in Figure 2.
The structural representation of the manual-operating mechanism of the electric hydaulic switch machine that Fig. 4 provides for the utility model.
Fig. 5 is the asphalt principle figure of the hydraulic pressure assembly of the switch machine that is used with hand gear.
The specific embodiment
As shown in Figure 1; The driver train of the electric hydaulic switch machine that the utility model provides is the hydraulic pressure assembly, and the oil cylinder in the hydraulic pressure assembly 1 is a two-way cylinder, and oil cylinder is to comprise left side oil cylinder 161, right side oil cylinder 162; Both sides on the middle piston rod 17 are provided with a piston respectively; Two pistons place two said oil cylinders respectively, and cylinder block is fixed, and piston moves; Three phase alternating current motor 14 connects oil pump through electric motor oil pump drive shaft 13, and oil pump connects fuel tank 11 and oil cylinder through incorporate oil pipe line 15.Be processed into the tooth bar profile of tooth on the piston rod in said hydraulic pressure assembly; Form piston-rack 17; This piston-rack 17 is connected with outgoing mechanism with said conversion locking mechanism through the said transmission device 2 that is made up of rack-and-gear; Make being used in the said conversion locking mechanism drive the throw rod motion and the locking of tongue or core rail, make said outgoing mechanism corresponding actions provide the relevant expression of location or antiposition.Comprise an output gear 22, an input gear 23 and an action tooth bar 21 in the transmission device 2, said output gear 22 is fixed on the castellated shaft 24 of being located on the cabinet that frame is this switch machine with input gear 23.
As shown in Figures 2 and 3, this input gear 23 in the transmission device 2 is connected with a joggle with said piston-rack 17, and this output gear 22 and an action tooth bar 21 are connected with a joggle, and said action tooth bar 21 is connected with a throw rod that drives tongue or core rail.
One hand gear of the electric hydaulic switch machine that this switch machine provides is used for the castellated shaft 24 of transmission device between the throw rod of manual actuation hydraulic efficiency gear and traction tongue, substitutes the piston-rack in the motorized motions.It comprises the manual output gear lift system in a planet gear drive and the said transmission device.
As shown in Figure 4; Said planetary gear mechanism comprises an input shaft 75, and this input shaft is installed on the frame rotationally, on this input shaft 75, is provided with an eccentric shaft part; The parallel axes of this shaft part and input shaft 75; On this off-centre shaft part, set firmly an external gear 76, on frame, set firmly an inner gear, said external gear 76 constitutes a planet gear drive with this inner gear engagement; On frame, be provided with an output shaft 77 rotationally, itself and 75 deads in line of said input shaft evenly set firmly eight ends of 771 of taking off post on this output shaft, and this other end of 771 of taking off post is plugged in eight holes that said external gear is provided with.
Said lift system comprises an axially hand output gear 79 of the castellated shaft upper edge key slip in said transmission device; Set firmly an elevator 791 on its upper surface, set firmly the lower end of a push rod 735 on this elevator, the upper end of this push rod is provided with a top stem casing 734, and this top stem casing roller places on the domatic track of up-down of a up-down holder 731; Said up-down holder connects a movable block 73, and this movable block is provided with a slotted hole, in this slotted hole, is provided with an eccentric block 732; On frame, be provided with a hand crank 741; Be respectively equipped with radially a fin and a radial groove on one end face of this hand crank 741 and the said eccentric block 732 cooresponding end faces, make said hand crank 741 link together with eccentric block 732 through said radially fin and radial groove.
Said two-way cylinder in said hydraulic pressure assembly between two liquid in-out mouths of wherein piston both sides, be provided with a pipeline, this pipeline is provided with a manually actuated control valve 18.This control cock is a shutoff valve, and it also can be the control cock that connects control setup.Or be connected the control cock that links with hand crank through transmission device.
Said input shaft 75 connects bar 742 in the hand crank, its outer crank overcoat on the other hand that is arranged with, and this hand crank overcoat is said hand crank 741, and bar 742 is combined into the hand crank device in this hand crank overcoat and the hand crank.
When this switch machine needs manual activity; At first, rotate hand crank overcoat 741, drive eccentric block and rotate; Thereby make the movable block side travel; The holder of driving is moved, and makes the roller of the top stem casing on the push rod rise along the domatic track of up-down in the holder of going up and down, thus with hand output gear on the castellated shaft 24 of transmission device, move axially with planetary gear mechanism in hand input gear engagement.Roller on top stem casing is for example opened said manually actuated control valve 18 through self-con-tained unit, with the pipeline connection at its place along in the domatic track uphill process of up-down in the holder of going up and down automatically; Afterwards, shake bar 742 in the hand crank, make input gear 78 rotate, drive output gear 79 and rotate, drive castellated shaft 24 then and rotate.
Like Fig. 1 and shown in Figure 5, under the fuel tank 11 in the said hydraulic pressure assembly 1, oil pump 12, the manual state between two hydraulic fluid ports of operable communication oil cylinder valve 18, the oil cylinder 16 of oil circuit connect firmly and be integral, oil pipe line therebetween is arranged on the oil path block internal channel.
In said hydraulic pressure assembly 1, motor M 14 drives oil pumps 12, and oil pump 12 leads to through two oil circuits and on left oil cylinder 161 and 162, two oil circuits of right oil cylinder by pass valve 102 is set all and is connected with fuel tank 11.Between the oil circuit that two oil outlets of said oil pump and two said oil cylinders are connected, an oil pipe branch road is set, it is the control cock 18 among Fig. 1 that a shutoff valve 105 is set on this oil pipe branch road.
In electric motor driven pattern, control cock 18 is a closed condition, and when being manual state, manually actuated control valve 18 is opened, and makes piston 17 two ends hydraulic actuating cylinders be communicated with, and piston two ends pressure reduction is zero.Like this, just can shake castellated shaft 24 like a cork carries out M/C drive actions bar and has moved.
The manual-operating mechanism that the utility model provides is provided with lift system, can be so that under that pattern of motor-driven, do not contact with the driving system of motor mode with manual-operating mechanism bonded assembly gear.Like this, can reduce the wearing and tearing and the energy consumption of part.Have again, bar in the hand crank of hand crank that drives lift system and the driving system that drives hand-operated mechanism is designed to the structure of fit, can also in switch machine, reduce the perforation on the casing, can improve the leak tightness of switch machine so that structure is compact more.
Claims (5)
1. the manual-operating mechanism of an electric hydaulic switch machine; It is characterized in that: comprise a transmission device; The driving link of this transmission device connects a hand crank; Its takeoff output driven member is connected on the piston rod on the hydraulic efficiency gear in the switch machine, perhaps be connected with this piston rod bonded assembly Transmission on.
2. the manual-operating mechanism of electric hydaulic switch machine according to claim 1 is characterized in that: said transmission device is the manual output gear lift system in a planet gear drive and the said transmission device;
Said planetary gear mechanism comprises an input shaft (75); This input shaft (75) is installed on the frame rotationally; On this input shaft (75), be provided with an eccentric shaft part, the parallel axes of this shaft part and input shaft (75) sets firmly an external gear (76) on this off-centre shaft part; On frame, set firmly an inner gear, said external gear (76) constitutes a planet gear drive with this inner gear engagement; On frame, be provided with an output shaft (77) rotationally; Itself and said input shaft (75) dead in line; Establish an end of take off post (771) on this output shaft (77), this takes off post to one or more, and this other end that takes off post (771) is plugged in the hole that said external gear (76) is provided with;
Said lift system comprises the hand output gear (79) on the input shaft (75) in the transmission device that circumferentially is installed in switch machine; Set firmly an elevator (791) on the one of which side end face; Set firmly an end of a push rod (735) on this elevator (791); The other end of this push rod (735) is provided with a top stem casing (734), and this top stem casing (734) places one to go up and down to hold in the palm on the domatic track of up-down of (731); Said up-down holder (731) connects a movable block (73), and this movable block (73) is provided with a slotted hole, in this slotted hole, is provided with an eccentric block (732); On frame, be provided with a hand crank (741); Be respectively equipped with radially a fin and a radial groove on one end face of this hand crank (741) and the cooresponding end face of said eccentric block (732), make said hand crank and eccentric block link together through said radially fin and radial groove.
3. the manual-operating mechanism of electric hydaulic switch machine according to claim 1 and 2; It is characterized in that: the actuating device in said electric hydaulic switch machine is a hydraulic pressure assembly; Double acting oil cylinder in the said hydraulic pressure assembly between two liquid in-out mouths of wherein piston both sides, be provided with a pipeline, this pipeline is provided with a control cock.
4. the manual-operating mechanism of electric hydaulic switch machine according to claim 2 is characterized in that: on the said top stem casing roller is set, this roller contacts with the domatic track of the up-down of said up-down holder.
5. the manual-operating mechanism of electric hydaulic switch machine according to claim 2; It is characterized in that: said input shaft connects bar in the hand crank; Its outer crank overcoat on the other hand that is arranged with, this hand crank overcoat is said hand crank, and bar is combined into hand crank in this overcoat and the hand crank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204538481U CN202320402U (en) | 2011-11-16 | 2011-11-16 | Manual operation mechanism of electro-hydraulic point switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204538481U CN202320402U (en) | 2011-11-16 | 2011-11-16 | Manual operation mechanism of electro-hydraulic point switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202320402U true CN202320402U (en) | 2012-07-11 |
Family
ID=46432393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204538481U Expired - Lifetime CN202320402U (en) | 2011-11-16 | 2011-11-16 | Manual operation mechanism of electro-hydraulic point switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202320402U (en) |
-
2011
- 2011-11-16 CN CN2011204538481U patent/CN202320402U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN HUIHUANG LUYANG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HE JIALIN Effective date: 20140423 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100044 HAIDIAN, BEIJING TO: 300300 DONGLI, TIANJIN |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140423 Address after: 300300, Dongli Development Zone, Tianjin, 2 Patentee after: TIANJIN HUIHUANG LUYANG TECHNOLOGY CO., LTD. Address before: 100044, Beijing Haidian District sorghum Bridge oblique street, 44, science and technology building, room 1105 Patentee before: He Jialin |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |