CN210502682U - Front end opening and closing mechanism for railway vehicle - Google Patents
Front end opening and closing mechanism for railway vehicle Download PDFInfo
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- CN210502682U CN210502682U CN201921432596.7U CN201921432596U CN210502682U CN 210502682 U CN210502682 U CN 210502682U CN 201921432596 U CN201921432596 U CN 201921432596U CN 210502682 U CN210502682 U CN 210502682U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model belongs to the technical field of vehicle equipment mechanical manufacturing, and discloses a front end opening and closing mechanism for a rail vehicle, which comprises a glass fiber reinforced plastic fixed cover, a left glass fiber reinforced plastic head cover, a right glass fiber reinforced plastic head cover, an upper movement mechanism and a lower movement mechanism; the lower movement mechanism comprises a lower right mounting wing, a lower left mounting wing, a sliding plate and a main body framework, wherein an upper mounting seat is fixed on the glass fiber reinforced plastic fixing cover, the upper right mounting wing is mounted on the right glass fiber reinforced plastic head cover, and the upper left mounting wing is mounted on the left glass fiber reinforced plastic head cover; the main body frames at the front side and the rear side of the guide rail are respectively fixed with a head cover opening position switch and a head cover closing position switch. The utility model discloses closing the limit and opening utmost point limit and all being equipped with mechanical backstop, locking backup pad, locking mechanism, unblock position switch and locking position switch are installed to the main body frame front end, have ensured when under some high dirt, the extreme condition of low temperature, have realized the locking and the unblock of glass steel hood, simple operation, safe and reliable.
Description
Technical Field
The utility model belongs to the technical field of vehicle equipment machine-building, especially, relate to a front end closing mechanism for rail vehicle.
Background
With the continuous development of high-speed rail and motor train technologies in China, the high-end requirements of the components are continuously improved, the front end opening and closing mechanism is an important component of a motor train unit, when a vehicle normally runs, the opening and closing structure is in a closed state, and the front end cover cabin door is closed, so that the rail vehicle has a good aerodynamic appearance, and wind resistance and wind noise are reduced; when the vehicle is in linkage operation, the head cover positioned at the head of the railway vehicle is opened through the front end opening and closing mechanism for the railway vehicle so as to expose the car coupler arranged in the head of the railway vehicle, and the butt joint of two sections of vehicles is realized through the car coupler so as to finish the returning or rescue of the vehicles. At present, a steel wire rope unlocking type locking mechanism is mostly adopted in a locking mechanism part of a front end opening and closing mechanism of a railway vehicle, the steel wire rope is pulled to unlock under the condition of manual operation, but the steel wire rope cannot be locked through the steel wire rope due to the soft characteristic of the steel wire rope, a spring needs to be added at the front end to realize locking, and under certain extreme conditions, such as high-dust and low-temperature environments, the situation that the locking cannot be realized due to insufficient spring force can occur.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that exists among the prior art, the utility model provides a front end closing mechanism for rail vehicle, including fixed cover of glass steel, left glass steel hood, right glass steel hood, upper portion motion, lower part motion, left glass steel hood and right glass steel hood symmetry are installed on the fixed cover of glass steel.
The upper portion motion mechanism includes the mount pad, goes up right side installation wing and goes up left installation wing, goes up the mount pad left and right sides symmetry and installs last rotation axis, goes up right side installation wing, goes up left installation wing and all is connected with last rotation axis and can wind rotation of rotation axis, goes up the mount pad and fixes on glass steel fixed cover through bolted connection, goes up right installation wing and installs on right glass steel head cover through bolted connection, goes up left installation wing and installs on left glass steel head cover through bolted connection.
The lower movement mechanism comprises a lower right mounting wing, a lower left mounting wing, a sliding plate assembly and a main body frame, the inner sides of the front ends of the lower right mounting wing and the lower left mounting wing are provided with a lower closing stop, the lower right mounting wing is fixedly connected onto a right glass reinforced plastic head cover through a bolt, the lower left mounting wing is fixedly connected onto a left glass reinforced plastic head cover through a bolt, the sliding plate assembly is slidably mounted on a guide rail of the main body frame, the rear end of the sliding plate assembly is connected with a large cylinder fixed on the main body frame, the sliding plate assembly slides back and forth along the guide rail through the expansion and contraction of a piston rod of the large cylinder, the two sides of the front end of the sliding plate assembly are connected with a push-pull rod, the other end of the push-pull rod is respectively connected with the rear ends of the lower right mounting wing and the lower left mounting wing, the front end of the main body frame is symmetrically provided with a lower rotating shaft, the lower right mounting wing and the lower left mounting wing are both connected with, the opening position locking baffle is arranged in front of the closing position locking baffle; the main body frames on the front side and the rear side of the guide rail are respectively fixed with a head cover opening position switch and a head cover closing position switch, when the sliding plate assembly slides forwards to touch the head cover opening position switch, a head cover opening signal is sent to the control table, and when the sliding plate assembly slides backwards to touch the head cover closing position switch, a head cover closing signal is sent to the control table.
The front end of the main body frame is provided with a locking support plate, a locking mechanism, an unlocking position switch and a locking position switch, the right side of the locking support plate is provided with a sliding groove, the locking mechanism comprises a locking rod, a locking box body, a ball plunger and a manual unlocking rod, the locking rod and the manual unlocking rod are arranged on the locking box body, one side of the locking rod is provided with a rack, the other side of the locking rod is provided with two ball pits, the upper part of the manual unlocking rod is of a gear structure, the lower part of the manual unlocking rod is of an outer hexagonal rod structure, a gear on the manual unlocking rod is matched with the rack on the locking rod, and the locking; the ball plunger is fixed on the lock box body through self threads, when the lock rod is at the limit of the extending pole and the limit of the retracting pole, the steel ball of the ball plunger just falls into the ball pit of the lock rod to play a role in limiting, the ball plunger mainly provides limiting under the windless condition, and the lock rod is prevented from shifting due to vibration of a vehicle body.
The right end of the lock rod is connected with the left end of the small air cylinder, the small air cylinder can drive the lock rod to stretch left and right, the lock rod is in a locking position when extending out, the lock rod is in an opening position when retracting, the support rod is installed at the left end of the lock rod, the support rod can slide left and right in the sliding groove of the locking support plate, the right end of the small air cylinder is fixedly connected with the locking switch pressing plate, and the unlocking position switch and the locking position switch are arranged on the right side of the locking switch pressing. When the locking mechanism is in a locking position, the locking rod blocks a closing position locking baffle fixed on the lower left mounting wing, so that the trend of the lower left mounting wing to rotate to open is blocked; the locking switch pressing plate moves leftwards along with the small air cylinder piston rod, touches the locking position switch and then feeds back a locking in-place signal to the control console. When the locking mechanism is in an open position, the lock rod blocks an open position locking baffle fixed on the lower left mounting wing, so that the trend of the lower left mounting wing to rotate to open is blocked; the locking switch pressing plate moves rightwards along with the small air cylinder piston rod, touches the unlocking position switch, and then feeds back an unlocking in-place signal to the console.
When the device works, the upper movement mechanism is a driven part and only has the degree of freedom of rotating around a shaft; the lower moving mechanism is a driving part, a large cylinder provides driving force, the large cylinder drives the sliding plate assembly to slide back and forth along the guide rail to drive the push-pull rod to slide back and forth, then the lower right mounting wing and the lower left mounting wing are driven to rotate, the small cylinder provides locking and unlocking force, and the small cylinder can also manually push the glass fiber reinforced plastic head cover to unlock and lock the locking mechanism by a manual wrench.
Has the advantages that: the utility model discloses closing the limit and opening utmost point limit and all being equipped with mechanical backstop, locking backup pad, locking mechanism, unblock position switch and locking position switch are installed to the main body frame front end, have ensured when under some high dirt, the extreme condition of low temperature, have realized the locking and the unblock of glass steel hood, simple operation, safe and reliable.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the lower motion mechanism of the present invention;
FIG. 3 is a schematic structural view of the upper motion mechanism of the present invention;
FIG. 4 is a schematic view of the locking support plate, locking mechanism, unlocking position switch and locking position switch mounting position of the present invention;
FIG. 5 is a schematic view of the installation positions of the locking baffle and the unlocking baffle of the present invention;
FIG. 6 is a top view of the locking mechanism of the present invention;
FIG. 7 is a schematic view of the structure of the locking mechanism of the present invention;
as shown in fig. 1-7: the device comprises a glass fiber reinforced plastic fixing cover 1, an upper moving mechanism 2, a lower moving mechanism 3, a right glass fiber reinforced plastic head cover 4, a left glass fiber reinforced plastic head cover 5, an upper mounting seat 2-1, an upper rotating shaft 2-2, an upper right mounting wing 2-3, an upper left mounting wing 2-4, a lower right mounting wing 3-1, a lower left mounting wing 3-2, a lower closing stop 3-3, a closing position locking baffle 3-4, a lower rotating shaft 3-5, a push-pull rod 3-6, a locking mechanism 3-7, a locking box body 3-7-1, a ball plunger 3-7-2, a locking rod 3-7-3, a manual unlocking rod 3-7-4, a sliding plate component 3-8, a main body frame 3-9, a guide rail 3-10, an atmospheric cylinder 3-11, a head cover open position switch 3-12, a left glass fiber reinforced plastic head cover 3-, 3-13 parts of hood closing position switch, 3-14 parts of locking support plate, 3-15 parts of unlocking position switch, 3-16 parts of small air cylinder, 3-17 parts of locking switch press plate, 3-18 parts of locking position switch and 3-19 parts of opening position locking baffle plate.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides a front end closing mechanism for rail vehicle, includes glass steel fixed cover 1, left glass steel hood 5, right glass steel hood 4, upper portion motion 2, lower part motion 3, and left glass steel hood 5 and right glass steel hood 4 symmetry are installed on glass steel fixed cover 1.
The upper moving mechanism comprises an upper mounting seat 2-1, an upper right mounting wing 2-3 and an upper left mounting wing 2-4, upper rotating shafts 2-2 are symmetrically mounted on the left and right sides of the upper mounting seat 2-1, the upper right mounting wing 2-3 and the upper left mounting wing 2-4 are connected with the upper rotating shafts 2-2 and can rotate around the upper rotating shafts 2-2, the upper mounting seat 2-1 is fixed on the glass fiber reinforced plastic fixing cover 1 through bolt connection, the upper right mounting wing 2-3 is mounted on the right glass fiber reinforced plastic head cover 4 through bolt connection, and the upper left mounting wing 2-4 is mounted on the left glass fiber reinforced plastic head cover 5 through bolt connection.
The lower movement mechanism 3 comprises a lower right mounting wing 3-1, a lower left mounting wing 3-2, a sliding plate assembly 3-8 and a main body frame 3-9, the inner sides of the front ends of the lower right mounting wing 3-1 and the lower left mounting wing 3-2 are provided with a lower closing stop 3-3, the lower right mounting wing 3-1 is fixed on a right glass fiber reinforced plastic head cover 4 through bolt connection, the lower left mounting wing 3-2 is fixed on a left glass fiber reinforced plastic head cover 5 through bolt connection, the sliding plate assembly 3-8 is slidably arranged on a guide rail 3-10 of the main body frame 3-9, the rear end of the sliding plate assembly 3-8 is connected with a large cylinder 3-11 fixed on the main body frame 3-9, the sliding plate assembly 3-8 slides back and forth along the guide rail through the extension and retraction of a piston rod of the large cylinder 3-11, the two sides of the front end of the sliding plate assembly 3-8 are connected, the other end of the push-pull rod 3-6 is respectively connected with a lower right mounting wing 3-1 and a lower left mounting wing 3-2, the front end of a main body frame 3-9 is symmetrically provided with a lower rotating shaft 3-5, the lower right mounting wing 3-1 and the lower left mounting wing 3-2 are both connected with the lower rotating shaft 3-5 and can rotate around the lower rotating shaft 3-5, the middle part of the lower left mounting wing 3-2 is provided with a closing position locking baffle plate 3-4 and an opening position locking baffle plate 3-19, and the opening position locking baffle plate 3-19 is arranged in front of the closing position locking baffle plate 3-4; the main body frames 3-9 on the front side and the rear side of the guide rails 3-10 are respectively fixed with a head cover open position switch 3-12 and a head cover close position switch 3-13, when the sliding plate assembly 3-8 slides forwards to touch the head cover open position switch 3-12, a head cover open signal is sent to the control platform, and when the sliding plate assembly 3-8 slides backwards to touch the head cover close position switch 3-13, a head cover close signal is sent to the control platform.
The front end of a main body frame 3-9 is provided with a locking support plate 3-14, a locking mechanism 3-7, an unlocking position switch 3-15 and a locking position switch 3-18, the right side of the locking support plate 3-14 is provided with a chute, the locking mechanism 3-7 comprises a locking rod 3-7-3, a lock box body 3-7-1, a ball plunger 3-7-2 and a manual unlocking rod 3-7-4, the locking rod 3-7-3 and the manual unlocking rod 3-7-4 are arranged on the lock box body 3-7-1, one side of the locking rod 3-7-3 is provided with a rack, the other side is provided with two ball pits, the upper part of the manual unlocking rod 3-7-4 is provided with a gear structure, the lower part of the manual unlocking rod is provided with an outer hexagonal rod structure, a gear on the manual unlocking rod 3-7-4 is matched with the rack on the locking rod 3-7-, the manual unlocking rod 3-7-4 is rotated by a hexagonal wrench to drive the locking rod 3-7-3 to extend and retract; the ball plunger 3-7-2 is fixed on the lock box body 3-7-1 through self threads, when the lock rod 3-7-3 is at the extension limit and the retraction limit, the steel ball of the ball plunger 3-7-2 just falls into the ball pit of the lock rod 3-7-3 to play a limiting role, and mainly provides the limiting under the windless condition and prevents the lock rod 3-7-3 from shifting caused by the vibration of a vehicle body.
The right end of the lock rod 3-7-3 is connected with the left end of the small cylinder 3-16, the small cylinder 3-16 can drive the lock rod 3-7-3 to stretch left and right, when the lock rod extends out, the lock rod is in a locking position, when the lock rod retracts, the lock rod is in an opening position, the right end of the small cylinder 3-16 is connected with the lock switch pressing plate 3-17, the left end of the lock rod 3-7-3 is provided with a support rod, the support rod can slide left and right in the sliding groove of the lock supporting plate 3-14, and the right side of the lock switch pressing plate 3-17 is provided with an unlocking position switch and a locking. When the locking mechanism 3-7 is in a locking position, the locking rod 3-7-3 blocks a closing position locking baffle 3-4 fixed on the lower left mounting wing 3-2, so that the trend that the lower left mounting wing 3-2 rotates to open is blocked; the locking switch pressing plates 3-17 move leftwards along with the piston rods of the small cylinders 3-16 to touch the locking position switches 3-18, and then lock in-place signals are fed back to the console. When the locking mechanism 3-7 is in an open position, the locking rod 3-7-3 blocks an open position locking baffle 3-19 fixed on the lower left mounting wing 3-2, so that the trend that the lower left mounting wing 3-2 rotates to open is blocked; the locking switch pressing plates 3-17 move rightwards along with the piston rods of the small cylinders 3-16 to touch the unlocking position switches 3-15, and then an unlocking in-place signal is fed back to the console.
When the device works, the upper movement mechanism 2 is a driven part and only has the freedom degree of rotation around a shaft; the lower moving mechanism 3 is an active part and is provided with a big cylinder 3-11 for providing driving force, the big cylinder 3-11 drives a sliding plate component 3-8 to slide back and forth along a guide rail 3-10 to drive a push-pull rod 3-6 to slide back and forth, then the lower right mounting wing 3-1 and the lower left mounting wing 3-2 are driven to rotate, the small cylinder 3-16 provides locking and unlocking force, and the glass fiber reinforced plastic head cover can also be manually pushed to unlock and lock the locking mechanism 3-7 by a manual wrench.
When an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on or indirectly connected to the other element, or when an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.
The terms of orientation such as left, right, up, down, etc. in the present embodiment are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A front end opening and closing mechanism for a railway vehicle comprises a glass fiber reinforced plastic fixed cover, a left glass fiber reinforced plastic head cover, a right glass fiber reinforced plastic head cover, an upper moving mechanism and a lower moving mechanism, wherein the left glass fiber reinforced plastic head cover and the right glass fiber reinforced plastic head cover are symmetrically arranged on the glass fiber reinforced plastic fixed cover; the upper movement mechanism comprises an upper mounting seat, an upper right mounting wing and an upper left mounting wing, upper rotating shafts are symmetrically mounted on the left side and the right side of the upper mounting seat, and the upper right mounting wing and the upper left mounting wing are connected with the upper rotating shafts and can rotate around the upper rotating shafts; lower part motion includes right installation wing down, left installation wing down, the slide is constituteed, main body frame, right installation wing is fixed on the first cover of right glass steel down, left installation wing is fixed on the first cover of left glass steel down, the slide is constituteed slidable mounting on main body frame's guide rail, the slide is constituteed the rear end and is fixed the big cylinder on main body frame and link to each other, the slide is constituteed front end both sides and push-and-pull rod and is linked to each other, the push-and-pull rod other end respectively with right installation wing down, left installation wing rear end is connected down, main body frame front end symmetry installs down the pivot, right installation wing down, left installation wing down all is connected with lower pivot and can rotate around lower pivot, its characterized in that: the upper mounting seat is fixed on the glass fiber reinforced plastic fixing cover, the upper right mounting wing is mounted on the right glass fiber reinforced plastic head cover, and the upper left mounting wing is mounted on the left glass fiber reinforced plastic head cover; the middle part of the lower left mounting wing is provided with a closing position locking baffle and an opening position locking baffle, a head cover opening position switch and a head cover closing position switch are respectively fixed on the main body frame at the front side and the rear side of the guide rail, the front end of the main body frame is provided with a locking support plate, a locking mechanism, an unlocking position switch and a locking position switch, and the right side of the locking support plate is provided with a sliding groove.
2. The front end opening and closing mechanism for a railway vehicle according to claim 1, characterized in that: the locking mechanism comprises a locking rod, a locking box body, a ball plunger and a manual unlocking rod, the locking rod and the manual unlocking rod are arranged on the locking box body, a rack is arranged on one side of the locking rod, two ball pits are arranged on the other side of the locking rod, the upper part of the manual unlocking rod is of a gear structure, the lower part of the manual unlocking rod is of an outer hexagonal rod structure, and a gear on the manual unlocking rod and the rack on the locking rod are installed in a matched mode; the ball plunger is fixed on the lock box body through self threads.
3. The front end opening and closing mechanism for a railway vehicle according to claim 2, characterized in that: the right end of the locking rod is connected with the left end of the small air cylinder, the supporting rod is installed at the left end of the locking rod, the right end of the small air cylinder is fixedly connected with the locking switch pressing plate, and the unlocking position switch and the locking position switch are arranged on the right side of the locking switch pressing plate.
4. The front end opening and closing mechanism for a railway vehicle according to claim 1, characterized in that: the inner sides of the front ends of the lower right mounting wing and the lower left mounting wing are provided with lower closing backstops.
5. The front end opening and closing mechanism for a railway vehicle according to claim 1, characterized in that: the open position locking baffle is arranged in front of the closed position locking baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921432596.7U CN210502682U (en) | 2019-08-30 | 2019-08-30 | Front end opening and closing mechanism for railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921432596.7U CN210502682U (en) | 2019-08-30 | 2019-08-30 | Front end opening and closing mechanism for railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210502682U true CN210502682U (en) | 2020-05-12 |
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ID=70543974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921432596.7U Active CN210502682U (en) | 2019-08-30 | 2019-08-30 | Front end opening and closing mechanism for railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210502682U (en) |
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2019
- 2019-08-30 CN CN201921432596.7U patent/CN210502682U/en active Active
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