CN217198161U

CN217198161U - Liftable limit door

Info

Publication number: CN217198161U
Application number: CN202220238304.1U
Authority: CN
Inventors: 许中海; 吕华强
Original assignee: Wuhan Zixiong Technology Co ltd
Current assignee: Wuhan Zixiong Technology Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-08-16
Anticipated expiration: 2032-01-28

Abstract

The utility model discloses a liftable formula boundary limit door relates to the relevant field of boundary limit door, and for the boundary limit position determination of the boundary limit door among the solution prior art, every group lateral part boundary plate corresponds the static boundary limit profile of automobile body side of a motorcycle type, just need the boundary limit plate of renewal or use other boundary limit doors, occupation space greatly increased's problem when the static boundary limit profile of other vehicle body sides is different slightly. The support base is characterized in that a support stand column is fixedly connected to two sides of the upper end of the support base, a transverse fixing support is fixedly connected to the inner side of the support stand column, a longitudinal sliding support is arranged at the inner side of the support stand column, an upper fixing support column is connected to the other end of the longitudinal sliding support, a lower fixing support column is connected to the other end of the transverse fixing support, an intermediate connecting column is arranged between the lower fixing support column and the upper fixing support column, and a driving motor is installed at the lower end of the lower fixing support column.

Description

Liftable limit door

Technical Field

The utility model relates to a boundary limit door field of relevance specifically is a liftable formula boundary limit door.

Background

The limit is one of the most basic bases in vehicle design, and directly influences the running safety of the vehicle on a line. The use of physical limits and the actual manufacturing capability in the design have a certain effect on the physical limits of the vehicle, so that the finished railway vehicle must be verified again for limit compliance to ensure that the vehicle meets the established requirements in both design and manufacture. The limit door is a special detection device for the limit of the locomotive, which is a vehicle limit calculated based on the contour line coordinates of the vehicle, when the vehicle runs through the limit door at a specified speed, if the vehicle exceeds the limit, the vehicle exceeding part touches the limit door, and the field inspector can find the exceeding part at the first time and record the exceeding part so as to carry out the adjustment and modification treatment at the later period.

The limit positions of the limit doors are determined, each group of side limit plates corresponds to the static limit profile of the side edge of the vehicle body of one vehicle type, when the static limit profiles of the side edges of other vehicles are slightly different, the limit plates need to be replaced or other limit doors need to be used, and the occupied space is greatly increased; therefore, the market urgently needs to develop a liftable limit door to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liftable formula boundary limit door to the boundary limit position of the boundary limit door of proposing in solving above-mentioned background art is confirmed, and every group lateral part boundary plate corresponds the static boundary limit profile of automobile body side of a motorcycle type, just need the boundary limit plate of renewal or use other boundary limit doors when the static boundary limit profile of other vehicle body sides is different slightly, occupation space greatly increased's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting type limit door comprises a supporting base, wherein supporting upright columns are fixedly connected to two sides of the upper end of the supporting base, a transverse fixing support is fixedly connected to the lower end of the inner side of each supporting upright column, a longitudinal sliding support is arranged at the upper end of the inner side of each supporting upright column, an upper fixing support is connected to the other end of each longitudinal sliding support, a lower fixing support is connected to the other end of each transverse fixing support, a middle connecting column is arranged between each lower fixing support and each upper fixing support, a first driving motor is installed at the lower end of each lower fixing support, the output shaft end of each first driving motor is connected with the middle connecting column, the upper ends of the two upper fixing supports are connected through a top fixing plate, an upper connecting support is welded in the middle of the lower end of the top fixing plate, an upper connecting plate is welded at the lower end of each upper connecting support, upper limit plates are arranged on two sides of the lower end of each upper connecting plate, the inside of middle spliced pole is provided with first side limit unit, the outside of middle spliced pole is provided with second side limit unit.

Preferably, the sliding tray has been seted up to the inboard upper end of support post, the centre of sliding tray inside is connected with connecting threaded rod through the bearing, the side spacing groove has been seted up to the centre of terminal surface around the sliding tray, and longitudinal sliding bracket is along the spacing slip of side spacing groove in the sliding tray, the inside second driving motor of installing along connecting threaded rod's one end of support post.

Preferably, go up the centre of fixed stay lower extreme terminal surface and be provided with spacing hole in the middle of, the inside of going up fixed stay is provided with interior action chamber, the one end of intermediate junction post is provided with the fixed disk, the outside cross direction of fixed disk is fixed with outer sliding strip, the outside of interior action intracavity portion is provided with rotates ball, outer fixed ring and interior swivel becket, rotates the ball and is located between outer fixed ring and the interior swivel becket, and outer fixed ring is fixed with the inner wall of last fixed stay, spacing spout has been seted up with outer sliding strip corresponding position to interior swivel becket inner wall, and interior swivel becket passes through outer sliding strip and spacing spout limit connection with the fixed disk.

Preferably, first side limit unit and second side limit unit all include upper limit curb plate, middle limit curb plate and lower limit curb plate, and upper limit curb plate, middle limit curb plate and lower limit curb plate set up from last to down, upper limit board and upper junction plate and upper limit curb plate, middle limit curb plate and lower limit curb plate all rotate with the intermediate junction post through connecting the hinge and be connected.

Preferably, the upper limit limiting plate, the upper limit limiting side plate, the middle limiting side plate and the lower limit limiting side plate are provided with photoelectric transmitters through brackets, and the middle connecting column and the upper connecting plate are provided with photoelectric receivers at positions opposite to the photoelectric transmitters.

Preferably, a track is arranged in the middle of the upper end of the supporting base.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, when the limit plate needs to be converted to match with the static limit profile of the side edge of the vehicle body of other vehicle types, the second driving motor drives the connecting threaded rod to rotate, the longitudinal sliding support in threaded connection with the connecting threaded rod moves upwards, the upper fixed strut, the top fixed plate, the upper connecting support, the upper connecting plate and the upper limit plate synchronously move upwards, and the upper limit plate is far away from the upper limit side plate of the first side limit unit; the first driving motor drives the middle connecting column to rotate, the middle connecting column and the inner rotating ring of the upper fixed support column are limited through the limiting sliding chute and the outer sliding strip, the middle connecting column drives the inner rotating ring to rotate under the support of the rotating balls, the positions of the first side limiting unit and the second side limiting unit are exchanged, an upper limiting side plate on the second side limiting unit is in contact with an upper limiting plate at the moment, a new limiting contour is formed by the upper limiting side plate, the middle limiting side plate and the lower limiting side plate on the second side limiting unit and the upper limiting plate, and the static limiting contour of the side edge of the vehicle body of other vehicle types is matched; similarly, a third side limiting unit, a fourth side limiting unit and the like can be arranged on the outer side of the middle connecting column, so that the photoelectric emitters and the photoelectric receivers of different side limiting units can be opposite in position, and different vehicle types can be matched through height adjustment and position rotation conversion. The problem of limit position of present limit door is confirmed, and every group lateral part limit board corresponds the static limit profile of automobile body side of a motorcycle type, just need change new limit board or use other limit doors when other vehicle automobile body side static limit profiles are slightly different, occupation space greatly increased is solved.

2. The utility model discloses an in, under normal condition or vehicle not overrun state, photoelectric emitter and photoelectric receiver position are relative, and photoelectric receiver receives the light of photoelectric emitter transmission, and equipment normal work does not report to the police. When a certain part exceeds the limit, the position exceeding the limit can touch an upper limit boundary plate, an upper limit side plate, a middle limit side plate and a lower limit side plate; the upper limit boundary plate, the upper limit side plate, the middle limit side plate and the lower limit side plate rotate under the support of the connecting hinge, the photoelectric receiver cannot receive light rays emitted by the photoelectric emitter, and the alarm device gives an alarm, so that the position of the vehicle body which exceeds the limit can be directly known; the scheme of this application altitude mixture control and different side limit units conversion realizes that same device utilizes the regulation of structure to report to the police to the limit of different motorcycle types.

Drawings

Fig. 1 is a front view of a liftable limit door of the present invention;

FIG. 2 is an enlarged view of the structure at the position A of the present invention;

fig. 3 is a sectional view showing the internal structure of the upper fixing support according to the present invention;

fig. 4 is a schematic view of a partial structure of the support column of the present invention;

fig. 5 is a diagram illustrating the variation of the movement of a liftable limit door of the present invention.

In the figure: 1. a support base; 2. a track; 3. supporting the upright post; 4. a transverse fixing bracket; 5. a longitudinally sliding support; 6. a first drive motor; 7. a lower fixed support; 8. a middle connecting column; 9. an upper fixed support; 10. an outer slide bar; 11. a top fixing plate; 12. an upper connecting bracket; 13. an upper connecting plate; 14. an upper limit limiting plate; 15. a first side limiting unit; 16. a second side bounding unit; 17. an upper limit side plate; 18. a middle limit side plate; 19. a lower-limit side plate; 20. a connecting hinge; 21. a photo-emitter; 22. a photoelectric receiver; 23. a middle limiting hole; 24. an inner actuation cavity; 25. rotating the ball; 26. an outer fixing ring; 27. an inner rotating ring; 28. a limiting chute; 29. a sliding groove; 30. a second drive motor; 31. a side limiting groove; 32. connecting the threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the present invention provides an embodiment: a lifting type limit door comprises a support base 1, wherein two sides of the upper end of the support base 1 are fixedly connected with support upright posts 3, a track 2 is arranged in the middle of the upper end of the support base 1, the lower ends of the inner sides of the support upright posts 3 are fixedly connected with a transverse fixing support 4, the upper ends of the inner sides of the support upright posts 3 are provided with longitudinal sliding supports 5, the upper ends of the inner sides of the support upright posts 3 are provided with sliding grooves 29, the middle of the inner parts of the sliding grooves 29 are connected with a connecting threaded rod 32 through bearings, the middle of the front end surface and the rear end surface of each sliding groove 29 is provided with a side limit groove 31, each longitudinal sliding support 5 slides along the side limit groove 31 in a limiting manner in each sliding groove 29, a second driving motor 30 is arranged along one end of the connecting threaded rod 32 in each support upright post 3, each second driving motor 30 drives the connecting threaded rod 32 to rotate, each longitudinal sliding support 5 in threaded connection with the connecting threaded rod 32 moves upwards along the side limit grooves 31 and the sliding grooves 29, an upper fixing support 9 is connected to the other end of the longitudinal sliding support 5, a lower fixing support 7 is connected to the other end of the transverse fixing support 4, an intermediate connecting post 8 is arranged between the lower fixing support 7 and the upper fixing support 9, a first driving motor 6 is installed at the lower end of the lower fixing support 7, the output shaft end of the first driving motor 6 is connected with the intermediate connecting post 8, the upper ends of the two upper fixing supports 9 are connected through a top fixing plate 11, an upper connecting support 12 is welded in the middle of the lower end of the top fixing plate 11, an upper connecting plate 13 is welded at the lower end of the upper connecting support 12, upper limiting plates 14 are arranged on two sides of the lower end of the upper connecting plate 13, a first side limiting unit 15 is arranged on the inner side of the intermediate connecting post 8, and a second side limiting unit 16 is arranged on the outer side of the intermediate connecting post 8. Similarly, a third side limiting unit, a fourth side limiting unit and the like can be arranged on the outer side of the middle connecting column 8, and different vehicle types can be matched through height adjustment and position rotation conversion.

Further, the middle of the lower end face of the upper fixing support 9 is provided with a middle limiting hole 23, the inside of the upper fixing support 9 is provided with an inner action cavity 24, one end of the middle connecting column 8 is provided with a fixed disc, an outer sliding strip 10 is fixed to the outer cross direction of the fixed disc, a rotating ball 25 is arranged on the outer side of the inner action cavity 24, an outer fixing ring 26 and an inner rotating ring 27 are arranged, the rotating ball 25 is located between the outer fixing ring 26 and the inner rotating ring 27, the outer fixing ring 26 is fixed to the inner wall of the upper fixing support 9, a limiting sliding groove 28 is formed in the inner wall of the inner rotating ring 27 and the position corresponding to the outer sliding strip 10, and the inner rotating ring 27 and the fixed disc are in limiting connection through the outer sliding strip 10 and the limiting sliding groove 28.

Through the connection of the outer sliding strip 10 and the limiting sliding groove 28, the fixed disc can slide up and down in the inner rotating ring 27, and the scheme of height adjustment is matched; through the connection limit of the outer sliding strip 10 and the limit sliding groove 28, when the middle connecting column 8 is driven to rotate, the inner rotating ring 27 correspondingly rotates, and the upper fixed support 9 is kept in a fixed state.

Further, first side limit unit 15 and second side limit unit 16 all include upper limit curb plate 17, middle limit curb plate 18 and lower limit curb plate 19, upper limit curb plate 17, middle limit curb plate 18 and lower limit curb plate 19 set up from last to down, upper limit board 14 and upper junction plate 13 and upper limit curb plate 17, middle limit curb plate 18 and lower limit curb plate 19 all rotate with center connection post 8 through being connected hinge 20 and be connected, it can to connect hinge 20 to adopt conventional limit door hinge, play the effect of rotating the connection.

Further, a photoelectric emitter 21 is mounted on the upper limit board 14, the upper limit side board 17, the middle limit side board 18 and the lower limit side board 19 through a bracket, and a photoelectric receiver 22 is mounted on the middle connecting column 8 and the upper connecting board 13 at a position opposite to the photoelectric emitter 21.

In a normal state or a state that the vehicle is not over-limit, the photoelectric emitter 21 and the photoelectric receiver 22 are opposite in position, the photoelectric receiver 22 receives light emitted by the photoelectric emitter 21, the device works normally, and no alarm is given. As the magnetic suspension train passes through the limit door, if a certain part exceeds the limit, the part exceeding the limit can touch the upper limit plate 14, the upper limit side plate 17, the middle limit side plate 18 and the lower limit side plate 19; the upper limit board 14, the upper limit side board 17, the middle limit side board 18 and the lower limit side board 19 rotate through the support of the connecting hinge 20, the photoelectric receiver 22 cannot receive the light emitted by the photoelectric emitter 21, and the alarm device gives an alarm.

The working principle is as follows: when the limit plate needs to be converted to match with the static limit profile of the side edge of the vehicle body of other vehicle types, the second driving motor 30 drives the connecting threaded rod 32 to rotate, the longitudinal sliding bracket 5 in threaded connection with the connecting threaded rod 32 moves upwards along the side limit groove 31 and the sliding groove 29, and the upper fixing strut 9, the top fixing plate 11, the upper connecting bracket 12, the upper connecting plate 13 and the upper limit plate 14 synchronously move upwards to enable the upper limit plate 14 to be far away from the upper limit side plate 17 of the first side limit unit 15; the first driving motor 6 drives the middle connecting column 8 to rotate, the middle connecting column 8 and the inner rotating ring 27 of the upper fixed support column 9 are limited through the limiting sliding groove 28 and the outer sliding strip 10, the middle connecting column 8 drives the inner rotating ring 27 to rotate under the support of the rotating balls 25, the positions of the first side limiting unit 15 and the second side limiting unit 16 are exchanged, the upper limiting side plate 17 on the second side limiting unit 16 is in contact with the upper limiting plate 14, the upper limiting side plate 17, the middle limiting side plate 18 and the lower limiting side plate 19 on the second side limiting unit 16 form a new limiting contour with the upper limiting plate 14, and the static limiting contour of the side edge of the vehicle body of other vehicle types is matched.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a liftable formula boundary limit door, includes support base (1), its characterized in that: the support structure is characterized in that a support column (3) is fixedly connected to two sides of the upper end of a support base (1), a transverse fixed support (4) is fixedly connected to the inner side of the support column (3) at the inner side of the lower end, a longitudinal sliding support (5) is arranged at the inner side of the support column (3), an upper fixed support (9) is connected to the other end of the longitudinal sliding support (5), a lower fixed support (7) is connected to the other end of the transverse fixed support (4), an intermediate connecting post (8) is arranged between the lower fixed support (7) and the upper fixed support (9), a first driving motor (6) is installed at the lower end of the lower fixed support (7), the output shaft end of the first driving motor (6) is connected with the intermediate connecting post (8), the upper ends of the upper fixed support (9) are connected through a top fixing plate (11), and an upper connecting support (12) is welded in the middle of the lower end of the top fixing plate (11), go up the lower extreme welding of linking bridge (12) and have upper junction plate (13), the both sides of upper junction plate (13) lower extreme are provided with upper limit boundary plate (14), the inboard of intermediate junction post (8) is provided with first side limit unit (15), the outside of intermediate junction post (8) is provided with second side limit unit (16).

2. A liftable bounding door according to claim 1, characterized in that: sliding tray (29) have been seted up to the upper end of support post (3) inboard, sliding tray (29) inside centre is connected with connecting threaded rod (32) through the bearing, side spacing groove (31) have been seted up to the centre of terminal surface around sliding tray (29), and longitudinal sliding support (5) is spacing to slide along side spacing groove (31) in sliding tray (29), second driving motor (30) are installed to the inside one end along connecting threaded rod (32) of support post (3).

3. A liftable bounding door according to claim 1, characterized in that: go up the centre of fixed stay (9) terminal surface down and be provided with middle spacing hole (23), the inside of going up fixed stay (9) is provided with interior action chamber (24), the one end of middle spliced pole (8) is provided with the fixed disk, the outside cross direction of fixed disk is fixed with outer sliding strip (10), the inside outside of interior action chamber (24) is provided with rotates ball (25), outer fixed ring (26) and interior rotating ring (27), rotates ball (25) and is located between outer fixed ring (26) and interior rotating ring (27), and outer fixed ring (26) is fixed with the inner wall of last fixed stay (9), spacing spout (28) have been seted up with outer sliding strip (10) corresponding position to interior rotating ring (27) inner wall, and interior rotating ring (27) and fixed disk are through outer sliding strip (10) and spacing spout (28) limit connection.

4. A liftable bounding door according to claim 1, characterized in that: first side limit unit (15) and second side limit unit (16) all include upper limit curb plate (17), middle limit curb plate (18) and lower limit curb plate (19), and upper limit curb plate (17), middle limit curb plate (18) and lower limit curb plate (19) are from last to setting up down, upper limit boundary plate (14) and upper junction plate (13) and upper limit curb plate (17), middle limit curb plate (18) and lower limit curb plate (19) all rotate with center connection post (8) through connecting hinge (20) and be connected.

5. A liftable bounding door according to claim 4, characterized in that: photoelectric emitters (21) are mounted on the upper limit limiting plate (14), the upper limit limiting side plate (17), the middle limiting side plate (18) and the lower limit limiting side plate (19) through supports, and photoelectric receivers (22) are mounted on the middle connecting column (8) and the upper connecting plate (13) in positions opposite to the photoelectric emitters (21).

6. A liftable bounding door according to claim 1, characterized in that: the middle of the upper end of the supporting base (1) is provided with a track (2).