CN111731696A

CN111731696A - Electric control manhole cover of powder tanker

Info

Publication number: CN111731696A
Application number: CN202010469414.4A
Authority: CN
Inventors: 陈颖翚
Original assignee: Taizhou Huangyan Tongda Valve Factory
Current assignee: Taizhou Huangyan Tongda Valve Factory
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-10-02

Abstract

The invention relates to an electrically controlled manhole cover of a powder tank truck, which comprises a hole seat, a cover body and a connecting plate, wherein the connecting plate is connected to the periphery of the hole seat, the cover body and the hole seat are mutually pivoted, one side of a pivoting part of the cover body is provided with a turnover mechanism, the turnover mechanism is fixed on the connecting plate or the hole seat, the output end of the turnover mechanism drives the cover body to rotate by taking the pivoting part as a shaft, and at least one group of locking mechanisms of the cover body is arranged between the cover body and the hole seat or the connecting plate; the cover body is driven to turn over by the motor, the locking mechanism between the cover body and the seat body is improved, and the cover body is locked and opened remotely by matching with the motor.

Description

Electric control manhole cover of powder tanker

Technical Field

The invention relates to a manhole cover of a powder tanker, in particular to an electrically controlled manhole cover of the powder tanker.

Background

The powder tanker is a special tank type transport vehicle for the professional storage and transportation of powder materials, is suitable for the bulk transportation of powder dry materials with the particle diameter of not more than 0.1mm, such as fly ash, cement, lime powder, ore powder, granular alkali and the like, can greatly save material packaging materials and labor loading and unloading costs, and is generally provided with a plurality of manhole covers at the vehicle part to realize the purposes of powder feeding, overhaul and maintenance.

Present manhole cover is shown for CN103213781A as bulletin number, a powder tank car manhole cover pressure self sealss device, including a jar body, connect the manhole seat on jar body, the upper portion and the manhole cover of manhole seat cooperate, have the handle on the manhole cover, install sealing device in the manhole cover, the manhole seat sets up kayser mechanism, its characterized in that: the sealing device comprises a sealing ring with a Y-shaped section, the sealing ring comprises an upper wing, a lower wing and a base part which are composed of a straight surface, a long curved surface, a short curved surface and an inner inclined surface, a fixed groove is arranged at the corner of the straight surface and the short curved surface, raised sealing lips are arranged at the head parts of the upper wing and the lower wing, the sections of the sealing ring and the lower wing are gradually enlarged from the opening part of the sealing lip to the base part, an arc surface is arranged at the middle point of the inner inclined surface, an elastic supporting ring is arranged in the arc surface, a circular groove is arranged in the manhole cover, a convex shoulder is arranged in the circular groove, the sealing ring is arranged in the circular groove, a deformation gap is left between the circular groove and the long curved surface, the convex shoulder is matched with the fixed groove of the sealing ring, one end of the manhole cover is connected with a manhole seat through a hinge, the manhole seat comprises a circular connecting cylinder, a guard plate is arranged at, the sealing mechanism comprises a clamping plate arranged at the other end of the manhole cover, a supporting plate is arranged on the manhole seat protective plate, a locking groove is arranged in the supporting plate, a cam shaft is arranged in the locking groove, a spanner is arranged on the cam shaft, the cam shaft comprises a cylindrical surface and a tangent plane, and the cam shaft is in contact with the clamping plate of the manhole cover.

The structure above needs to be manually opened or closed, the powder tank truck is huge in size, operation is carried out by climbing to the tank top, the operation is inconvenient, operation staff fall from the tank top in high altitude operation every year to cause casualties, and potential safety hazards exist.

Disclosure of Invention

The invention aims to provide an electrically controlled manhole cover of a powder tank truck, wherein a motor is adopted to drive a cover body to turn over, a locking mechanism between the cover body and a seat body is improved, and the cover body is remotely locked and opened by matching with the motor.

The following technical scheme is adopted for achieving the purpose:

the utility model provides an electric control's powder tank car manhole cover, includes hole seat, lid and connecting plate, and the periphery at the hole seat is connected to the connecting plate, the mutual pin joint of lid and hole seat, its characterized in that: the cover body is provided with a cover body pin joint part, the cover body pin joint part is provided with a turnover mechanism, the turnover mechanism is fixed on a connecting plate or a hole seat, the output end of the turnover mechanism drives the cover body to rotate by taking the pin joint part as a shaft, and at least one group of cover body locking mechanisms are arranged between the cover body and the hole seat or the connecting plate.

The turnover mechanism comprises a motor and a speed reducing mechanism, wherein the output end of the motor is connected with the input end of the speed reducing mechanism, and the output end of the speed reducing mechanism is fixedly connected with the pin joint part of the cover body.

The shell of the motor is fixedly connected with the shell of the speed reducing mechanism, the speed reducing mechanism is fixed on the connecting plate, and the speed reducing mechanism is a worm reducer.

The locking mechanism comprises a linear actuator, a locking block and a locking seat, the linear actuator and the locking seat are fixedly connected on a connecting plate, a guide groove which is consistent with the motion direction of the linear actuator is formed in the locking seat, the locking block is arranged in the guide groove, the output end of the linear actuator is fixedly connected with the locking block, a locking part which is matched with the outer edge of the top of the cover body is arranged at the end part of the locking block, and when the locking block is pushed to the cover body by the linear actuator, downward pressure is applied to the edge of the cover body by the locking part.

The lock seat is fixed on the position of the connecting plate close to the edge of the cover plate, the linear driver is positioned on the outer side of the lock seat, the direction of the guide groove is parallel to the driving direction of the linear driver, and the extension line of the driving direction of the linear driver passes through the centers of the lock seat and the hole seat.

The locking portion comprises a locking groove arranged on the lower side of the end portion of the locking block, and a locking surface is formed on the top surface of the locking groove.

The edge of the cover body is further provided with a lifting handle, a locking hook device is arranged beside the lifting handle on the connecting plate, and a locking hook of the locking hook device can lock or unlock the lifting handle when being pushed by the driver.

The latch hook device include pin joint seat, latch hook and driver, latch hook middle part pin joint on the pin joint seat, the latch hook gib head is connected with the driver towards the handle, the afterbody of latch hook, the driver promotes the latch hook afterbody and makes the latch hook gib head push down hook the handle, the driver pulling latch hook afterbody resets and can make the gib head upwarp, the realization is to the handle unblock.

The cover body is opened and closed through the turnover mechanism, the locking mechanism achieves the purposes of extrusion and locking by pushing the locking block linearly through the linear driver, the locking hook device is additionally arranged at the position corresponding to the lifting handle, locking is additionally arranged for the cover body, and when the locking mechanism fails or fails to achieve locking in misoperation, the locking hook device can ensure that the cover body cannot be automatically opened under the pushing force of powder in the tank in the transportation process, so that the reliability is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic view of the internal structure of the present invention when opened.

Detailed Description

As shown in fig. 1-4, an electrically controlled manhole cover of a powder tanker comprises a hole seat 1, a cover body 2 and a connecting plate 3, wherein the connecting plate 3 is connected to the periphery of the hole seat 1, the cover body 2 is pivoted with the hole seat 1, a turnover mechanism 4 is arranged on one side of a pivoting part of the cover body 2, the turnover mechanism 4 is fixed on the connecting plate 3, the turnover mechanism 4 comprises a motor 41 and a speed reducing mechanism 42, an output end of the motor 41 is connected with an input end of the speed reducing mechanism 42, an output end of the speed reducing mechanism 42 is fixedly connected with a pivoting part 21 of the cover body 2, a shell of the motor 41 is fixedly connected with a shell of the speed reducing mechanism 42, the speed reducing mechanism 42 is fixed on the connecting plate 3, and; at least one group of cover body locking mechanisms 5 are arranged between the cover body 2 and the connecting plate 3; the locking mechanism 5 comprises a linear actuator 51, a locking block 53 and a locking seat 52, the linear actuator 51 and the locking seat 52 are fixedly connected on the connecting plate 3, a guide groove 521 consistent with the movement direction of the linear actuator 51 is arranged on the locking seat 52, the locking block 3 is arranged in the guide groove 521, the output end of the linear actuator 51 is fixedly connected with the locking block 53, the end part of the locking block 53 is provided with a locking part matched with the outer edge of the top of the cover body 2, and when the locking block 53 is pushed to the cover body 2 by the linear actuator 51 to be contacted, the locking part applies downward pressure to the edge of the cover body 2; the lock seat 52 is fixed on the connecting plate 3 near the edge of the cover plate 2, the linear driver 51 is positioned outside the lock seat 52, the direction of the guide groove 521 is parallel to the driving direction of the linear driver 51, and the extension line of the driving direction of the linear driver 51 passes through the lock seat 52 and the center of the hole seat; the locking part comprises a locking piece 53, a locking groove 531 is arranged on the lower side of the end part of the locking piece, and a locking surface is formed on the top surface of the locking groove 531.

The cover body is opened and closed through the turnover mechanism, meanwhile, the locking mechanism 5 adopts a linear driver to linearly push the locking block 53 to realize the purposes of extrusion and locking, the locking mechanism is matched with the top surface of the cover body through the locking surface of the top surface of the locking block locking groove 531, when the locking block 53 is pushed to the cover body 2, the locking surface 531 extrudes the edge of the top surface of the cover body 2, and downward action is exerted on the edge of the cover body 2, so that the cover body 2 and the hole seat 1 are sealed and locked; because the electric control is adopted to open and close without manual operation, the use is more convenient.

In addition, the edge of the cover body 2 is also provided with a handle 22, a locking hook device 6 is arranged at the side of the handle of the connecting plate 3, and a locking hook 61 of the locking hook device 6 can realize locking or unlocking of the handle 22 under the pushing of a driver 62; latch hook device 6 include pin joint seat 63, latch hook 61 and driver 62, latch hook 61 middle part pin joint on pin joint seat 63, latch hook 61 gib head is towards handle 22, the afterbody and the driver 62 of latch hook 61 are connected, driver 62 promotes the latch hook 61 afterbody and makes latch hook gib head 61 push down with handle 22 hook, driver 62 stimulates latch hook 61 afterbody to reset can make the gib head upwarp, the realization is to handle 22 unblock.

According to the invention, the latch hook device is additionally arranged at the position corresponding to the handle, and the latch hook device is mainly arranged aiming at the problem that the internal pressure of the powder tank car is too high sometimes, and the lid body and the hole seat are sealed, so that the lid body can be ejected out by the internal pressure.

Claims

1. The utility model provides an electric control's powder tank car manhole cover, includes hole seat (1), lid (2) and connecting plate (3), and the periphery at hole seat (1) is connected in connecting plate (3), and lid (2) and the mutual pin joint of hole seat (1), its characterized in that: a turnover mechanism (4) is arranged on one side of a pin joint part of a cover body (2), the turnover mechanism (4) is fixed on a connecting plate (3) or a hole seat, an output end of the turnover mechanism (4) drives the cover body (2) to rotate by taking the pin joint part as an axis, and at least one group of cover body locking mechanisms (5) is arranged between the cover body (2) and the hole seat (1) or the connecting plate (3).

2. An electrically controlled manhole cover for powder tanker according to claim 1, wherein: the turnover mechanism (4) comprises a motor (41) and a speed reducing mechanism (42), the output end of the motor (41) is connected with the input end of the speed reducing mechanism (42), and the output end of the speed reducing mechanism (42) is fixedly connected with the pivoting part (21) of the cover body (2).

3. An electrically controlled manhole cover for powder tanker according to claim 2, wherein: the shell of the motor (41) is fixedly connected with the shell of the speed reducing mechanism (42), the speed reducing mechanism (42) is fixed on the connecting plate (3), and the speed reducing mechanism (42) is a worm reducer.

4. An electrically controlled manhole cover for powder tanker according to claim 1, wherein: the locking mechanism (5) comprises a linear actuator (51), a locking block (53) and a locking seat (52), the linear actuator (51) and the locking seat (52) are fixedly connected to the connecting plate (3), a guide groove (521) which is consistent with the movement direction of the linear actuator (51) is formed in the locking seat (52), the locking block (3) is arranged in the guide groove (521), the output end of the linear actuator (51) is fixedly connected with the locking block (53), a locking part which is matched with the outer edge of the top of the cover body (2) is arranged at the end part of the locking block (53), and when the linear actuator (51) pushes the locking block (53) to the cover body (2) to be contacted, the locking part applies downward pressure to the edge of the cover body (2).

5. An electrically controlled manhole cover for powder tanker according to claim 4, wherein: the lock seat (52) is fixed on the position, close to the edge of the cover plate (2), of the connecting plate (3), the linear driver (51) is located on the outer side of the lock seat (52), the direction of the guide groove (521) is parallel to the driving direction of the linear driver (51), and the extension line of the driving direction of the linear driver (51) passes through the center of the lock seat (52) and the hole seat.

6. An electrically controlled manhole cover for powder tanker according to claim 4, wherein: the locking part comprises a locking piece (53), a locking groove (531) is arranged on the lower side of the end part of the locking piece, and a locking surface is formed on the top surface of the locking groove (531).

7. An electrically controlled manhole cover for powder tanker according to claim 1, wherein: the edge of the cover body (2) is further provided with a handle (22), a locking hook device (6) is arranged on the side, located on the handle, of the connecting plate (3), and a locking hook (61) of the locking hook device (6) is pushed by a driver (62) to lock or unlock the handle (22).

8. An electrically controlled manhole cover for powder tanker according to claim 7, wherein: latch hook device (6) including pin joint seat (63), latch hook (61) and driver (62), latch hook (61) middle part pin joint on pin joint seat (63), latch hook (61) gib head is towards handle (22), the afterbody and the driver (62) of latch hook (61) are connected, driver (62) promote latch hook (61) afterbody make latch hook gib head (61) push down with handle (22) hook, driver (62) pulling latch hook (61) afterbody resets and can make the gib head upwarp, realizes handle (22) unblock.