CN202811943U - Electromagnetic braking device for track trolley - Google Patents
Electromagnetic braking device for track trolley Download PDFInfo
- Publication number
- CN202811943U CN202811943U CN 201220458213 CN201220458213U CN202811943U CN 202811943 U CN202811943 U CN 202811943U CN 201220458213 CN201220458213 CN 201220458213 CN 201220458213 U CN201220458213 U CN 201220458213U CN 202811943 U CN202811943 U CN 202811943U
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- push rod
- braking device
- electro
- rail car
- electromagnetic
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Abstract
The utility model discloses an electromagnetic braking device for a track trolley. The electromagnetic braking device comprises a friction head, a push rod, an electromagnetic body, a power supply controller and a spring device, wherein the push rod is used for delivering a pushing force, the electromagnetic body can drive the push rod to move after being powered on, the power supply controller is used for supplying electric energy for the electromagnetic body, the power supply controller is in circuit connection with the electromagnetic body, the electromagnetic body is arranged at the periphery of the push rod, the friction head is arranged at one end of the push rod, and the spring device is arranged at the other end of the push rod. According to the electromagnetic braking device for the track trolley, disclosed by the utility model, the structure is simple, smaller overall size is utilized, the functions of pressing the braking by a spring after the electromagnetic body is powered off and releasing the braking by the absorption of the electromagnetic body after the electromagnetic body is powered on are realized due to the direct driving of AC (Alternating Current), the technical problems that as a hydraulic system is used by the existing braking device, the manufacturing requirement is high, the cost is high, the failure is easy to occur, and a system device is complicated are solved, and the electromagnetic braking device is particularly suitable for being used by the track trolley in larger track slope and high-altitude operation.
Description
Technical field
The utility model relates to a kind of electro-magnetic braking device, relates in particular to a kind of electro-magnetic braking device for suspension type, supported small rail car, belongs to the braking device technical field.
Background technique
Small rail car is in operation process, must possess reliable braking function to guarantee the safety of operation, the braking motor of traditional general choice criteria of braking scheme is realized, but small rail car large for track grade, high-lift operation, then the braking device of necessary setting except motor is with abundant assurance traffic safety.At present, adopting more braking device is top rail machine by spring is exerted pressure, hydraulic pressure discharges, use hydraulic system to can be good at realizing braking function, but the whole system manufacturing of hydraulic pressure have relatively high expectations, manufacturing expense is also relatively expensive, and hydraulic fault appears in hydraulic system easily, repair and maintenance inconvenience, in addition, owing to used hydraulic system, thereby promoted the complexity of system equipment, so that operation and use and all have inconvenience.
The model utility content
The purpose of this utility model is: provide a kind of for small rail car, possesses the outage rear spring afterwards electro-magnetic braking device of electromagnet adhesive releasing brake of braking, energising of exerting pressure, solve manufacturing that existing braking device uses hydraulic system to exist require high, expense is high, break down easily and the technical problem of system equipment complexity, thereby can effectively solve above-mentioned problems of the prior art.
The purpose of this utility model is to realize by following technical proposals: a kind of electro-magnetic braking device for small rail car, rear power-supply controller of electric and the spring assembly that drives the electromagnet of pushrod movement, electric energy is provided for electromagnet of push rod, energising that comprises friction head, transmitting thrust, described power-supply controller of electric is connected with the electromagnet circuit, electromagnet is located at the periphery of push rod, friction head is located at an end of push rod, and spring assembly is located at an other end of push rod.
As a kind of optimal way, the end of spring assembly also be provided with regulate friction head and by rubbing surface between the controlling mechanism of stopping distance, described controlling mechanism, spring assembly and friction head are positioned on the same medial axis.
As a kind of optimal way, an end and the spring assembly screw thread of described controlling mechanism are fixed, and the other end is the screw thread rotation promote-side.
As a kind of optimal way, be provided with for the housing of installing in the electromagnet outside.
As further preferred embodiment, the outside of described push rod also is provided with the guide sleeve for the push rod guiding, and an end and the housing of described guide sleeve connect and fix.
As further preferred embodiment, described friction head and ram bolt are fixed.
As a kind of optimal way, the magnetic vibrator that described power-supply controller of electric is powered behind silicon controlled rectifier by single phase alternating current power supply for its interior loop.
Compared with prior art, the beneficial effects of the utility model: the utility model is used for the electro-magnetic braking device of small rail car, it is simple in structure, utilize less overall dimensions, use Ac directly to drive to have realized the outage rear spring afterwards function of electromagnet adhesive releasing brake of braking, energising of exerting pressure, solve manufacturing that existing braking device uses hydraulic system to exist require high, expense is high, break down easily and the technical problem of system equipment complexity, is fit to especially that track grade is large, the small rail car of high-lift operation uses.
Description of drawings
Fig. 1 is the cross-sectional view that the utility model is used for the electro-magnetic braking device of small rail car.
Among the figure: the 1-friction head, the 2-push rod, the 3-guide sleeve, the 4-housing, the 5-electromagnet, the 6-spring assembly, the 7-controlling mechanism, the 8-power-supply controller of electric, 9-is by rubbing surface.
Embodiment
Below in conjunction with specific embodiments and the drawings the utility model is further described.
Disclosed all features in this specification, or the step in disclosed all methods or the process, except the speciality and/or step of mutual repulsion, all can make up by any way, unless special narration all can be replaced by other equivalences or the alternative features with similar purpose, namely, unless special narration, an embodiment in a series of equivalences of each feature or the similar characteristics.
As shown in Figure 1, the utility model is used for the electro-magnetic braking device of small rail car, it comprises the friction head 1 of direct generation friction catch, the push rod 2 of transmitting thrust, produce suction after the energising and drive the electromagnet 5 that push rod 2 moves, for electromagnet 5 provides the power-supply controller of electric 8 of electric energy and for generation of the spring assembly 6 of pressure, described power-supply controller of electric 8 is connected with electromagnet 5 circuit, power-supply controller of electric 8 provides electric energy for electromagnet 5, electromagnet 5 is located at the periphery of push rod 2, produce electromagnetic induction after electromagnet 5 energisings, drive push rod 2 motions, friction head 1 is located at an end of push rod 2, described friction head 1 is fixed with push rod 2 bolts, and spring assembly 6 is located at an other end of push rod 2.
Spring assembly 6 inside are provided with spring along push rod 2 medial axis directions, will produce elastic strain when spring is compressed, and then the promotion push rod moves forward; In order to guarantee only drag friction power, the end of spring assembly 6 also be provided with regulate friction head 1 and by rubbing surface between the controlling mechanism 7 of stopping distance, one end of described controlling mechanism 7 and spring assembly 6 screw threads are fixed, the other end is the screw thread rotation promote-side, regulates in advance the excessive loss to being brought by rubbing surface 9 of can avoiding exerting oneself by controlling mechanism; Described controlling mechanism 7, spring assembly 6 and friction head 1 are positioned on the same medial axis.
For with whole device fixed installation, be provided with for the housing 4 of installing in electromagnet 5 outsides, be installed on the mounting plate by housing; In order to guarantee the moving direction of push rod 2, avoid the existence of deviation and error, also be provided with the guide sleeve 3 for push rod 2 guiding in the outside of described push rod 2, an end and the housing 4 of described guide sleeve 3 connect and fix.
Wherein, power-supply controller of electric, the magnetic vibrator that described power-supply controller of electric 8 is powered behind silicon controlled rectifier by single phase alternating current power supply for its interior loop is the common product in market, can send RS-232 and RS-485 code, with computer and middle control electromagnet be controlled.The coil of magnetic vibrator is powered behind silicon controlled rectifier by single phase alternating current power supply, when controllable silicon when the positive half cycle of Ac is triggered conducting, coil passes through pulsating current, electromagnet just produces pulse-electromagnetic force, elasticity by means of the spring assembly contained spring, thereby so that push rod can travel forward, power supply controllable silicon when negative half period bears backward voltage and turn-offs, the heavy no current of coil passes through, electromagnetic force disappears, push rod is return, and after the circulation, push rod just can move reciprocatingly with the frequency of alternating voltage like this.
Workflow of the present utility model:
When small rail car need to be braked, controlling mechanism 7 realized regulating the gap of friction head and rubbing surface, is used for guaranteeing only drag friction power; Be in off-position by the electrical system in the power-supply controller of electric 8 control power-supply controller of electric 8, exerted pressure by 6 pairs of push rods 2 of spring assembly, pressure through push rod 2 friction head 1 is released and with fitted by rubbing surface, the positive pressure of generation forms friction brake force; When small rail car need to be walked, be in "on" position by the control of the electrical system in the power-supply controller of electric 8 power-supply controller of electric 8, to produce electromagnetic induction after electromagnet 5 energisings and form the suction-combining force, the suction-combining force that is produced by electromagnet 5 sucks back friction head 1 through push rod 2, friction head 1 is left by rubbing surface, the releasing brake function.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. electro-magnetic braking device that is used for small rail car, it is characterized in that: rear power-supply controller of electric (8) and the spring assembly (6) that drives the electromagnet (5) of push rod (2) motion, electric energy is provided for electromagnet (5) of push rod (2), energising that comprises friction head (1), transmitting thrust, described power-supply controller of electric (8) is connected with electromagnet (5) circuit, electromagnet (5) is located at the periphery of push rod (2), friction head (1) is located at an end of push rod (2), and spring assembly (6) is located at an other end of push rod (2).
2. the electro-magnetic braking device for small rail car as claimed in claim 1, it is characterized in that: the end of spring assembly (6) also be provided with regulate friction head (1) and by rubbing surface between the controlling mechanism (7) of stopping distance, described controlling mechanism (7), spring assembly (6) and friction head (1) are positioned on the same medial axis.
3. the electro-magnetic braking device for small rail car as claimed in claim 1, it is characterized in that: an end of described controlling mechanism (7) and spring assembly (6) screw thread are fixed, and the other end is the screw thread rotation promote-side.
4. the electro-magnetic braking device for small rail car as claimed in claim 1 is characterized in that: be provided with for the housing (4) of installing in electromagnet (5) outside.
5. the electro-magnetic braking device for small rail car as claimed in claim 4 is characterized in that: the outside of described push rod (2) also is provided with the guide sleeve (3) for push rod (2) guiding, and an end of described guide sleeve (3) and housing (4) connect and fix.
6. the electro-magnetic braking device for small rail car as claimed in claim 5 is characterized in that: described friction head (1) is fixed with push rod (2) bolt.
7. the electro-magnetic braking device for small rail car as claimed in claim 1 is characterized in that: the magnetic vibrator that described power-supply controller of electric (8) is powered behind silicon controlled rectifier by single phase alternating current power supply for its interior loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220458213 CN202811943U (en) | 2012-09-11 | 2012-09-11 | Electromagnetic braking device for track trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220458213 CN202811943U (en) | 2012-09-11 | 2012-09-11 | Electromagnetic braking device for track trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202811943U true CN202811943U (en) | 2013-03-20 |
Family
ID=47870818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220458213 Expired - Fee Related CN202811943U (en) | 2012-09-11 | 2012-09-11 | Electromagnetic braking device for track trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202811943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849647A (en) * | 2012-09-11 | 2013-01-02 | 成都市新筑路桥机械股份有限公司 | Electromagnetic braking device for rail car |
-
2012
- 2012-09-11 CN CN 201220458213 patent/CN202811943U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849647A (en) * | 2012-09-11 | 2013-01-02 | 成都市新筑路桥机械股份有限公司 | Electromagnetic braking device for rail car |
| CN102849647B (en) * | 2012-09-11 | 2015-12-16 | 成都市新筑路桥机械股份有限公司 | For the electro-magnetic braking device of small rail car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20180911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |