CN215697899U

CN215697899U - Novel vacuum pressure casting tank

Info

Publication number: CN215697899U
Application number: CN202121640816.2U
Authority: CN
Inventors: 黄宝珉; 刘冬玲
Original assignee: Xiamen Shangyi Mechanical Equipment Co ltd
Current assignee: Xiamen Shangyi Mechanical Equipment Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-02-01
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a novel vacuum pressure casting tank in the technical field of pressure containers, which comprises a tank body with an opening, a tank cover for opening or closing the opening of the tank body and an electric valve body arranged on the tank body, wherein an outer gear ring is arranged on the edge of the tank cover by taking the axis of the tank cover as the center, an inner gear ring is arranged on the opening of the tank body, a power mechanism for driving the outer gear ring to rotate is arranged on the tank body, and the outer gear ring rotates to be meshed with or separated from the inner gear ring; the power device is provided with a controller which is electrically connected with the electric valve body and the power mechanism, and a driving gear in the power device is fixed when the pressure in the tank body is higher, so that the power mechanism can not drive the outer gear ring to rotate to be separated from the meshed inner gear ring, and the tank cover can not be opened; the safety of operators is ensured; the power mechanism can be controlled to drive the outer gear ring to rotate only when the electric valve is opened, so that the vacuum pressure casting tank is further prevented from being opened under the condition that the pressure of the vacuum pressure casting tank is not released.

Description

Novel vacuum pressure casting tank

Technical Field

The utility model relates to the technical field of pressure containers, in particular to a novel vacuum pressure casting tank.

Background

The transformer is a key device of power transmission engineering, and a vacuum pressure casting tank is often adopted to cast the transformer. However, during the use, the operator may open the vacuum pressure casting tank without releasing the pressure of the vacuum pressure casting tank due to carelessness, which is likely to cause harm to the operator.

Based on the above, the utility model designs a novel vacuum pressure casting tank to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel vacuum pressure casting tank to solve the problem of opening the vacuum pressure casting tank under the condition that the vacuum pressure casting tank is not decompressed in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel vacuum pressure pouring tank comprises a tank body with an opening, a tank cover and an electric valve body, wherein the tank cover is used for opening or closing the opening of the tank body through rotation of a driving mechanism, the electric valve body is arranged on the tank body, a vertical beam is connected onto the tank cover in a rotating mode and is connected with the driving mechanism, an outer gear ring is installed on the edge of the tank cover by taking the axis of the tank cover as the center, an inner gear ring is installed at the opening of the tank body, a power mechanism used for driving the outer gear ring to rotate is installed on the tank body, and the outer gear ring rotates to be meshed with or separated from the inner gear ring; a controller is arranged and electrically connected with the electric valve body and the power mechanism;

the power mechanism comprises a tooth block arranged on the tank cover and a driving tooth rotationally connected to the tank body, the driving tooth is meshed with the tooth block, a cylinder communicated with an inner cavity of the tank cover and a piston hermetically sliding in the cylinder, a piston rod is arranged on the piston along the moving direction of the piston, an external spline is arranged at the free end of the piston rod, an internal spline meshed with the external spline is arranged inside the driving tooth, and an elastic piece used for driving the external spline of the piston rod to be far away from the internal spline is arranged.

Preferably, the tank body and the tank cover are both provided with observation windows.

Preferably, the tank cover is provided with a limiting block, and the vertical beam rotates in the limiting block.

Preferably, actuating mechanism includes the motor, sets up pinion, the swivelling joint at the motor output and the gear wheel of jar external wall and pinion meshing, the rigid coupling has the crossbeam on the gear wheel, erect the roof beam and be connected with the crossbeam.

Preferably, the vertical beam comprises an upper beam and a lower beam hinged to each other.

Compared with the prior art, the utility model has the beneficial effects that: the driving gear in the power device is fixed when the pressure in the tank body is higher, so that the power mechanism cannot drive the outer gear ring to rotate to separate from the meshed inner gear ring, and the tank cover cannot be opened; the safety of operators is ensured; the power mechanism can be controlled to drive the outer gear ring to rotate only when the electric valve is opened, so that the vacuum pressure pouring tank is further prevented from being opened under the condition that the pressure of the vacuum pressure pouring tank is not released.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic view of the driving mechanism of the present invention;

FIG. 4 is a schematic view of a can lid and its mating parts according to the present invention;

FIG. 5 is a schematic view of the vertical and horizontal beams of the present invention;

FIG. 6 is a schematic view of an opening structure of a can body according to the present invention;

FIG. 7 is a schematic view of the inner part structure of the cylinder barrel of the present invention;

fig. 8 is a schematic view of the piston rod and driving tooth matching structure of the present invention.

1. A tank body; 11. an inner gear ring; 2. a can lid; 21. a limiting block; 22. an outer ring gear; 23. erecting a beam; 231. An upper beam; 232. a lower beam; 3. an observation window; 4. a drive mechanism; 41. a motor; 42. a pinion gear; 43. A bull gear; 44. a cross beam; 5. an electric valve body; 6. a power mechanism; 61. a tooth block; 62. a drive tooth; 621. internal spline teeth; 7. a cylinder barrel; 8. a piston; 81. a piston rod; 9. an elastic member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A novel vacuum pressure pouring tank comprises a tank body 1 with an opening, a tank cover 2 for opening or closing the opening of the tank body 1 through rotation of a driving mechanism 4, and an electric valve body 5 arranged on the tank body 1, wherein the tank cover 2 is rotatably connected with a vertical beam 23, the vertical beam 23 is connected with the driving mechanism 4, an outer gear ring 22 is arranged at the edge of the tank cover 2 by taking the axis of the tank cover as the center, an inner gear ring 11 is arranged at the opening of the tank body 1, a power mechanism 6 for driving the outer gear ring 22 to rotate is arranged on the tank body 1, and the outer gear ring 22 is rotated to be meshed with or separated from the inner gear ring 11; a controller is arranged and electrically connected with the electric valve body 5 and the power mechanism 6;

the power mechanism 6 comprises a tooth block 61 arranged on the tank cover 2, a driving tooth 62 rotationally connected to the tank body 1, the driving tooth 62 is meshed with the tooth block 61, a cylinder barrel 7 communicated with an inner cavity of the tank cover 2, and a piston 8 sliding in the cylinder barrel 7 in an airtight manner, a piston rod 81 is arranged on the piston 8 along the moving direction of the piston, an external spline is arranged at the free end of the piston rod 81, an internal spline 621 meshed with the external spline is arranged inside the driving tooth 62, and an elastic piece 9 used for driving the external spline of the piston rod 81 to be far away from the internal spline 621 is arranged.

Furthermore, all install observation window 3 on jar body 1 and the cover 2, make things convenient for operating personnel to observe jar body 1 internal conditions.

Furthermore, a limit block 21 is installed on the tank cover 2, the vertical beam 23 rotates in the limit block 21, and the rotation angle of the tank cover 2 is limited by the limit block 21, so that two rotating limit positions respectively correspond to the engagement of the outer gear ring 22 and the inner gear ring 11, and the outer gear ring 22 is separated from the inner gear ring 11.

Further, the driving mechanism 4 comprises a motor 41, a pinion 42 arranged at the output end of the motor 41, and a bull gear 43 rotatably connected to the outer wall of the tank 1 and meshed with the pinion 42, wherein a beam 44 is fixedly connected to the bull gear 43, and the vertical beam 23 is connected with the beam 44.

Further, the vertical beam 23 comprises an upper beam 231 and a lower beam 232 which are hinged to each other, the driving mechanism 4 drives the tank cover 2 to rotate horizontally, the upper end of the upper beam 231 is fixed on the cross beam 44, the tank cover 2 is rotatably connected to the lower end of the lower beam 232, and the lower end of the upper beam 231 is hinged to the upper end of the lower beam 232, so that the tank cover 2 can be driven to turn over up and down relative to the cross beam 44.

One embodiment of the utility model:

the electric valve body 5 is opened to release pressure in the tank body 1, and the controller is used for responding to the opening of the electric valve body 5 to generate a control instruction, so that a driving assembly in the power mechanism 6 is in a controllable state;

the drive assembly includes the small motor, install the action wheel at the small motor output, with drive 62 coaxial coupling from the driving wheel, the action wheel with pass through the belt from the driving wheel and be connected, thereby the small motor rotates the rotation that can drive 62, the rotatory tooth piece 61 that drives the meshing of drive 62 rotates, tooth piece 61 rotates and drives 2 rotations of cover, 2 rotations of cover drive outer ring gear 22 are rotatory, make outer ring gear 22 break away from ring gear 11, later actuating mechanism 4 drives 2 rotatory realizations of cover through erecting roof beam 23 and opens jar body 1 opening.

When the external gear ring 22 rotates to be meshed with the internal gear ring 11, the tank cover 2 cannot open the opening of the tank body 1.

The motor 41 drives the pinion 42 to rotate, the pinion 42 rotates to drive the meshed gearwheel 43 to rotate, so that the torque requirement of the motor 41 is reduced, the gearwheel 43 rotates to drive the beam 44 to rotate, and the beam 44 rotates to drive the tank cover 2 to horizontally rotate through the vertical beam 21 to open or close the opening of the tank body 1; the tank cover 2 is rotatably connected to the lower end of the vertical beam 23, and the rotation axis of the tank cover 2 is perpendicular to the rotation axis of the large gear 43.

The inside of the cylinder barrel 7 is communicated with the inside of the tank body 1, the piston 8 linearly slides in the cylinder barrel 7, the piston 8 is in air-tight fit with the inner side wall of the cylinder barrel 7, and when the pressure in the tank body 1 is high, the piston 8 and the piston rod 81 are driven to be close to the driving teeth 62, so that the external spline at the free end of the piston rod 81 is inserted into the internal spline of the driving teeth 62, the external spline at the free end of the piston rod 81 is meshed with the internal spline of the driving teeth 62, and at the moment, the driving teeth 62 are relatively fixed and cannot rotate; thereby realizing that the power mechanism 6 can not stop;

the elastic element 9 can be a compression spring, when the pressure inside the tank body 1 is reduced, the elastic force of the elastic element 9 pushes the piston 8 and the piston rod 81 away from the driving teeth 62, so that the external splines at the free end of the piston rod 81 are disengaged from the internal splines of the driving teeth 62, and the driving teeth 62 can rotate at the moment.

The electrical equipment is connected with an external power supply through an external control switch.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a novel vacuum pressure casting jar, includes has the open-ended jar body (1), through actuating mechanism (4) rotatory open-ended jar lid (2) of the open-ended jar body (1) of opening, locates the electrovalve body (5) of the jar body (1), its characterized in that: the tank cover (2) is rotatably connected with a vertical beam (23), the vertical beam (23) is connected with a driving mechanism (4), an outer gear ring (22) is installed at the edge of the tank cover (2) by taking the axis of the tank cover as the center, an inner gear ring (11) is installed at the opening of the tank body (1), a power mechanism (6) for driving the outer gear ring (22) to rotate is installed on the tank body (1), and the outer gear ring (22) rotates to be meshed with or separated from the inner gear ring (11); a controller is arranged and electrically connected with the electric valve body (5) and the power mechanism (6);

power unit (6) including setting up tooth piece (61), the drive tooth (62) of swivelling joint on jar body (1) on cover (2), drive tooth (62) and tooth piece (61) meshing, with cylinder (7) of cover (2) inner chamber intercommunication, at the gliding piston (8) of airtight in cylinder (7), piston (8) are provided with piston rod (81) along its direction of movement, piston rod (81) free end is provided with the external splines, drive tooth (62) inside be provided with internal splines (621) of external splines meshing, be provided with elastic component (9) that the internal splines (621) were kept away from to the external splines that are used for driving piston rod (81).

2. The new vacuum pressure casting pot of claim 1, wherein: the tank body (1) and the tank cover (2) are both provided with observation windows (3).

3. The new vacuum pressure casting pot of claim 1, wherein: a limiting block (21) is installed on the tank cover (2), and the vertical beam (23) rotates in the limiting block (21).

4. The new vacuum pressure casting pot of claim 1, wherein: actuating mechanism (4) include motor (41), set up pinion (42) at motor (41) output, swivelling joint is in jar body (1) outer wall and pinion (42) gear wheel (43) of meshing, the rigid coupling has crossbeam (44) on gear wheel (43), erect roof beam (23) and be connected with crossbeam (44).

5. The new vacuum pressure casting pot of claim 4, wherein: the vertical beam (23) comprises an upper beam (231) and a lower beam (232) which are hinged with each other.