CN213973997U - Passive safety device of EMUs front end - Google Patents
Passive safety device of EMUs front end Download PDFInfo
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- CN213973997U CN213973997U CN202022947090.9U CN202022947090U CN213973997U CN 213973997 U CN213973997 U CN 213973997U CN 202022947090 U CN202022947090 U CN 202022947090U CN 213973997 U CN213973997 U CN 213973997U
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- hole
- outer end
- safety device
- sliding plate
- plate
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- 241000271559 Dromaiidae Species 0.000 title claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a passive safety device of EMUs front end, including the safety device main part, both ends surface all is provided with the fixed plate around the safety device main part, the inner of fixed plate is provided with the inner caulking groove, the inner of inner caulking groove is provided with the spring, the inner that the outer end of spring corresponds the inner caulking groove is provided with the stopper, the outer end of stopper is provided with the sliding plate, the outer end of sliding plate is provided with the couple, the lower extreme of couple is provided with the through hole, the upper end that the upper end of through hole corresponds the couple is provided with the thread groove, the inner of thread groove and through hole is provided with the threaded rod. A EMUs front end passive safety device, be provided with and be convenient for carry out absorbing device to the device main part, for improving the security when using, broken under the effect of inertia force when having avoided the couple to be in carrying out the accident, be provided with the fixed device of the couple of being convenient for, the fixed of having avoided the couple is stable inadequately.
Description
Technical Field
The utility model relates to a passive safety device technical field, in particular to EMUs front end passive safety device.
Background
Because the use of the motor train unit is common, the safety performance of the motor train unit is improved, and convenience is provided for people's traveling, firstly, a damping device does not exist at the position of a hook in the using process of a passive safety protection device used at the front end of the motor train unit, the hook can be broken in certain accidents, the front end of the motor train unit and the motor train unit body are separated, the danger is high, secondly, when the hook is connected with a carriage, an iron chain is utilized for connection, and the phenomenon of instability exists for fixing the hook.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a EMUs front end passive safety device, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a passive safety device of EMUs front end, includes the safety device main part, both ends surface all is provided with the fixed plate around the safety device main part, the inner of fixed plate is provided with the embedded groove, the inner of embedded groove is provided with the spring, the inner that the outer end of spring corresponds the embedded groove is provided with the stopper, the outer end of stopper is provided with the sliding plate, the outer end of sliding plate is provided with the couple, the lower extreme of couple is provided with the through hole, the upper end that the upper end of through hole corresponds the couple is provided with the thread groove, the inner of thread groove and through hole is provided with the threaded rod, the outer end of threaded rod is provided with the connecting hole, the outer end of connecting hole is provided with external dead lever, the outer end of external dead lever is provided with external locating plate.
Preferably, fixed connection between both ends surface all and the fixed plate around the safety device main part, and embedded inslot inlays in the inner of fixed plate, and runs through in the outer end surface of fixed plate, fixed connection between the inner of embedded inslot and the one end of spring, and fixed connection between the other end of spring and the internal surface of stopper, and the cross-section size of stopper equals the cross-section size of embedded inslot.
By adopting the technical scheme, the following technical effects can be achieved: through being provided with the embedded groove, be convenient for to the extrusion and the deformation of spring.
Preferably, the outer end of the limiting block is fixedly connected with the sliding plate, the section size of the sliding plate is smaller than that of the limiting block, the section size of the sliding plate is equal to that of the outer end of the embedded groove, the outer end of the sliding plate is fixedly connected with the hook, and the number of the sliding plate, the number of the fixing plate and the number of the hook are two.
By adopting the technical scheme, the following technical effects can be achieved: the sliding plate can slide conveniently by arranging the limiting block.
Preferably, the lower end of the hook is in penetrating connection with the through hole, the through hole and the thread groove are distributed in a vertical direction, the cross section of the lower end of the through hole is larger than that of the upper end of the through hole, and the cross section of the upper end of the through hole is equal to that of the thread groove.
By adopting the technical scheme, the following technical effects can be achieved: through being provided with through hole and thread groove, be convenient for to the connection between couple and the external dead lever.
Preferably, be the equidistant distribution of vertical direction between thread groove and through hole and the connecting hole, and the threaded rod run through in the internal surface of through hole and connecting hole, and with couple between through thread groove swing joint, the connecting hole runs through in the upper and lower both ends internal surface of external dead lever, and the connecting hole is located the central authorities of external dead lever, fixed connection between the outer end of external dead lever and the external locating plate.
By adopting the technical scheme, the following technical effects can be achieved: through being provided with the threaded rod, be convenient for fix between couple and the external dead lever.
Compared with the prior art, the utility model discloses following beneficial effect has: the passive safety protection device for the front end of the motor train unit is provided with a fixed plate, an inner embedded groove, a spring, a sliding plate, a limiting block and a hook, when the fixation of the hook is required to be reinforced, the hook is firstly connected with the sliding plate, after large-scale impact, the limiting block at the rear end of the sliding plate extrudes the spring in the inner embedded groove in the fixed plate, so that relative motion is carried out between the sliding plate and the fixed plate, the force generated by the fixation of the hook is eliminated through inertia, the force received by the hook is decomposed, and when the stable treatment of the connection of the hook is required, the through hole and the threaded groove on the hook are firstly movably connected through the connecting hole at the upper end of the external fixed rod fixed by the threaded rod and the external fixed plate, thereby to integrating between the two, avoided the fixed unstable inadequately of couple, whole EMUs front end passive safety device simple structure, the operation is more convenient, and the effect of use is better for traditional mode.
Drawings
Fig. 1 is a schematic view of the overall structure of a passive safety device at the front end of a motor train unit;
FIG. 2 is a schematic diagram of a front-end enlarged structure of the passive safety device for the front end of the motor train unit of the present invention;
FIG. 3 is a side sectional view of a fixed plate and a sliding plate of the passive safety device for the front end of a motor train unit according to the present invention;
fig. 4 is the utility model discloses a EMUs front end passive safety device's lateral cut view of external dead lever.
In the figure: 1. a safety shield device body; 2. a fixing plate; 3. an embedded groove is formed; 4. a spring; 5. a sliding plate; 6. a limiting block; 7. hooking; 8. a through hole; 9. a thread groove; 10. a threaded rod; 11. connecting holes; 12. a fixed rod is externally connected; 13. is externally connected with a positioning plate.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-4, a passive safety device for the front end of a motor train unit comprises a safety device main body 1, wherein fixing plates 2 are arranged on the outer surfaces of the front end and the rear end of the safety device main body 1, an inner embedded groove 3 is arranged at the inner end of each fixing plate 2, a spring 4 is arranged at the inner end of each embedded groove 3, a limiting block 6 is arranged at the outer end of each spring 4 corresponding to the inner embedded groove 3, a sliding plate 5 is arranged at the outer end of each limiting block 6, a hook 7 is arranged at the outer end of each sliding plate 5, a through hole 8 is arranged at the lower end of each hook 7, a thread groove 9 is arranged at the upper end of each through hole 8 corresponding to the upper end of each hook 7, a threaded rod 10 is arranged at the inner ends of the thread grooves 9 and the through holes 8, a connecting hole 11 is arranged at the outer end of each threaded rod 10, an external fixing rod 12 is arranged at the outer end of the connecting hole 11, an external positioning plate 13 is arranged at the outer end of the external fixing rod 12, and fixed connection between motor train unit carriages is facilitated by the external positioning plate 13.
Fixed connection between both ends surface all and fixed plate 2 around the safety device main part 1, and embedded groove 3 is embedded in the inner of fixed plate 2, and run through in the outer end surface of fixed plate 2, fixed connection between the inner of embedded groove 3 and the one end of spring 4, and fixed connection between the other end of spring 4 and the internal surface of stopper 6, and the cross-section size of stopper 6 equals the cross-section size of embedded groove 3, through being provided with embedded groove 3, be convenient for to the extrusion and the deformation of spring 4.
Fixed connection between the outer end of stopper 6 and sliding plate 5, and the cross-sectional size of sliding plate 5 is less than stopper 6's cross-sectional size, and sliding plate 5's cross-sectional size equals the outer end cross-sectional size of embedded groove 3, fixed connection between sliding plate 5's outer end and the couple 7, and sliding plate 5, fixed plate 2 and couple 7's quantity is two sets of, through being provided with stopper 6, the convenience is to sliding of sliding plate 5.
The lower end of the hook 7 is in penetrating connection with the through hole 8, the through hole 8 and the thread groove 9 are distributed in a vertical direction in a corresponding mode, the cross section of the lower end of the through hole 8 is larger than that of the upper end of the through hole 8, the cross section of the upper end of the through hole 8 is equal to that of the thread groove 9, and the hook 7 and the external fixing rod 12 are connected conveniently by the through hole 8 and the thread groove 9.
Be the equidistant distribution of vertical direction between thread groove 9 and through hole 8 and the connecting hole 11, and threaded rod 10 runs through in the internal surface of through hole 8 and connecting hole 11, and with couple 7 between through thread groove 9 swing joint, connecting hole 11 runs through in the upper and lower both ends internal surface of external dead lever 12, and connecting hole 11 is located the central authorities of external dead lever 12, fixed connection between the outer end of external dead lever 12 and external locating plate 13, through being provided with threaded rod 10, be convenient for fix between couple 7 and the external dead lever 12.
It should be noted that, the utility model relates to a passive safety device of EMUs front end, when using, when the user needs to reinforce the fixed of couple 7, at first make couple 7 and sliding plate 5 connect, after large-scale striking, make stopper 6 of sliding plate 5 rear end extrude spring 4 in embedded groove 3 located in fixed plate 2, thus make relative motion between sliding plate 5 and fixed plate 2, thus make the power that produces to the fixed of couple 7, inertia relieves, thus has decomposed the power that receives to couple 7, when the user needs to process the connection of couple 7 stably, at first make the through hole 8 and the threaded groove 9 located on couple 7 utilize threaded rod 10 and external positioning plate 13 fixed dead lever external connection hole 12 between the connecting hole 11 to carry out the swing joint, thereby to integrating between the two, avoided the fixed unstable inadequately of couple 7, it is comparatively convenient.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a passive safety device of EMUs front end, includes safety device main part (1), its characterized in that: the outer surfaces of the front end and the rear end of the safety protection device main body (1) are respectively provided with a fixed plate (2), the inner end of the fixed plate (2) is provided with an embedded groove (3), the inner end of the embedded groove (3) is provided with a spring (4), the outer end of the spring (4) is provided with a limit block (6) corresponding to the inner end of the embedded groove (3), the outer end of the limit block (6) is provided with a sliding plate (5), the outer end of the sliding plate (5) is provided with a hook (7), the lower end of the hook (7) is provided with a through hole (8), the upper end of the through hole (8) is provided with a thread groove (9) corresponding to the upper end of the hook (7), the inner ends of the thread groove (9) and the through hole (8) are provided with a threaded rod (10), the outer end of the threaded rod (10) is provided with a connecting hole (11), the outer end of the connecting hole (11) is provided with an external fixed rod (12), the outer end of the external fixed rod (12) is provided with an external positioning plate (13).
2. The passive safety device at the front end of the motor train unit according to claim 1, characterized in that: fixed connection between the surface of both ends all and fixed plate (2) around safety device main part (1), and embedded in the inner of fixed plate (2) in embedded caulking groove (3), and run through in the outer end surface of fixed plate (2), fixed connection between the inner of embedded groove (3) and the one end of spring (4), and fixed connection between the other end of spring (4) and the internal surface of stopper (6), and the cross-section size of stopper (6) equals the cross-section size of embedded groove (3).
3. The passive safety device at the front end of the motor train unit according to claim 1, characterized in that: the outer end of the limiting block (6) is fixedly connected with the sliding plate (5), the section size of the sliding plate (5) is smaller than that of the limiting block (6), the section size of the sliding plate (5) is equal to that of the outer end of the embedded groove (3), the outer end of the sliding plate (5) is fixedly connected with the hook (7), and the number of the sliding plate (5), the number of the fixing plate (2) and the number of the hooks (7) are two.
4. The passive safety device at the front end of the motor train unit according to claim 1, characterized in that: the lower end of the hook (7) is in penetrating connection with the through hole (8), the through hole (8) and the thread groove (9) are distributed in a vertical direction in a corresponding mode, the cross section of the lower end of the through hole (8) is larger than that of the upper end of the through hole (8), and the cross section of the upper end of the through hole (8) is equal to that of the thread groove (9).
5. The passive safety device at the front end of the motor train unit according to claim 1, characterized in that: be the equidistant distribution of vertical direction between thread groove (9) and through hole (8) and connecting hole (11), and threaded rod (10) run through in the internal surface of through hole (8) and connecting hole (11), and with couple (7) between through thread groove (9) swing joint, connecting hole (11) run through in the upper and lower both ends internal surface of external dead lever (12), and connecting hole (11) are located the central authorities of external dead lever (12), fixed connection between the outer end of external dead lever (12) and external locating plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947090.9U CN213973997U (en) | 2021-07-07 | 2021-07-07 | Passive safety device of EMUs front end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947090.9U CN213973997U (en) | 2021-07-07 | 2021-07-07 | Passive safety device of EMUs front end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213973997U true CN213973997U (en) | 2021-08-17 |
Family
ID=77241725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022947090.9U Expired - Fee Related CN213973997U (en) | 2021-07-07 | 2021-07-07 | Passive safety device of EMUs front end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213973997U (en) |
-
2021
- 2021-07-07 CN CN202022947090.9U patent/CN213973997U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210817 |