CN217747517U

CN217747517U - Explosion-proof flip device of centrifugal machine

Info

Publication number: CN217747517U
Application number: CN202221568717.2U
Authority: CN
Inventors: 关琪泰; 宿巧丽
Original assignee: Tianjin Promising Machinery Manufacture Co ltd
Current assignee: Tianjin Promising Machinery Manufacture Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-11-08
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses an explosion-proof flip device of centrifuge relates to the centrifuge field, to current centrifuge easily causes the problem of explosion when operating under the condition of carrying out volatilizable, flammable solution, now proposes following scheme, and it includes urceolus and inner tube, the inner tube rotates and installs in the inside of urceolus, just the bottom fixed mounting of urceolus has driving motor, driving motor's output shaft is vertical up, and extends to the inside of urceolus and the bottom fixed connection of inner tube, the detachable apron is installed on the top of urceolus, just be equipped with two pressure release mouths that are the symmetric distribution on the apron, install the pressure release board along the motion of vertical direction in the pressure release mouth. The utility model discloses novel structure, and this centrifuge can accomplish intermittent type nature pressure release operation in the use, avoids because the explosion phenomenon that the too big inner chamber pressure caused takes place in this centrifuge operation process, the security when improving this centrifuge and using.

Description

Explosion-proof flip device of centrifugal machine

Technical Field

The utility model relates to a centrifuge field especially relates to a centrifuge's explosion-proof flip device.

Background

Centrifuges are machines that use centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifuge is mainly used for separating solid particles from liquid in suspension, or separating two liquids which have different densities and are insoluble with each other in emulsion (for example, cream is separated from milk); it can also be used to remove liquids from wet solids, such as by spin drying clothes in a washing machine; the special overspeed tubular separator can also separate gas mixtures with different densities; some settling centrifuges can also grade solid particles according to the density or the granularity by utilizing the characteristic that the solid particles with different densities or granularities have different settling speeds in liquid.

When the centrifuge is used for solid-liquid separation, if the solution is flammable and volatile, the pressure of the inner cavity of the centrifuge is increased easily in the centrifugal process, explosion is easy to occur, and certain danger exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides an explosion-proof flip device of centrifuge has solved current centrifuge and has easily caused the problem of explosion when operating under the condition of carrying out volatilizable, flammable solution.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-explosion cover turning device of a centrifugal machine comprises an outer barrel and an inner barrel, wherein the inner barrel is rotatably installed inside the outer barrel, a driving motor is fixedly installed at the bottom end of the outer barrel, an output shaft of the driving motor vertically faces upwards and extends to the inside of the outer barrel to be fixedly connected with the bottom end of the inner barrel, a detachable cover plate is installed at the top end of the outer barrel, two pressure relief ports which are symmetrically distributed are formed in the cover plate, a pressure relief plate which moves along the vertical direction is installed in each pressure relief port, a connecting rod is fixedly connected to the bottom end of each pressure relief plate, the bottom end of each connecting rod extends to the lower portion of the corresponding cover plate to be fixedly connected with a mounting plate, and a roller wheel is rotatably installed on each mounting plate;

the top edge of inner tube is seted up and is annular confined mounting groove, just the internally mounted of mounting groove has the track board that is the undulation and sets up, the gyro wheel is rolled and is installed in the inside of mounting groove.

Preferably, the bottom end of the circumferential side wall of the outer cylinder is provided with a liquid outlet, and the circumferential side wall of the inner cylinder is provided with solid-liquid separation holes which are uniformly distributed.

Preferably, the cross-section of pressure release mouth is the T type setting, just the body of rod diameter of connecting rod is less than the width of the web section of pressure release mouth, the pressure release board is the cylinder form setting, just the diameter of pressure release board is greater than the width of pressure release mouth web section.

Preferably, two sets of reset components which are symmetrically distributed are installed at the top end of the cover plate, and the reset components are matched with the pressure relief plate and are positioned above the pressure relief plate.

Preferably, the reset assembly comprises a mounting frame and a reset spring column, two symmetrically distributed mounting frames are mounted at the top end of the cover plate, the two mounting frames are respectively positioned above the two pressure relief plates, the mounting frame is arranged in a manner of a v-21274, and the reset spring column is connected between the bottom end of the horizontal section of the mounting frame and the top ends of the pressure relief plates.

Preferably, the bottom end of the cover plate is fixedly provided with a sealing ring, and the outer wall of the sealing ring is tightly attached to the inner wall of the outer barrel.

The utility model has the advantages that:

drive the inner tube through driving motor and rotate, thereby can make the inside track board of mounting groove of inner tube rotate thereupon, be the setting of undulation through the track board, and the subassembly that resets that sets up through the apron top, thereby can make the gyro wheel, the mounting panel, reciprocating motion about the whole of connecting rod and pressure release board is in vertical direction, thereby can make opening and closing of pressure release mouth intermittent type nature, accomplish this centrifuge's intermittent type nature pressure release operation, avoid because the too big explosion phenomenon that causes of inner chamber pressure intensity takes place in this centrifuge operation process, the security when improving this centrifuge and using.

Drawings

Fig. 1 is a schematic structural view of an explosion-proof flip device of a centrifuge of the present invention;

fig. 2 is a bottom view of an explosion-proof flip device of a centrifuge of the present invention;

fig. 3 is an internal cross-sectional view of an explosion-proof flip device of a centrifuge of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 3 of an explosion-proof flip cover device of a centrifuge according to the present invention;

fig. 5 is an exploded view of the explosion-proof flip device of the centrifuge of the present invention.

Reference numbers in the figures: 1. an outer cylinder; 2. a cover plate; 3. a mounting frame; 4. a return spring post; 5. a pressure relief plate; 6. a track plate; 7. a liquid discharge port; 8. a drive motor; 9. an inner barrel; 10. a pressure relief port; 11. a seal ring; 12. a connecting rod; 13. mounting a plate; 14. a roller; 15. and (4) mounting the groove.

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. 1-3 and 5, an explosion-proof flip device of a centrifugal machine comprises an outer barrel 1 and an inner barrel 9, wherein the inner barrel 9 is rotatably installed inside the outer barrel 1, a liquid outlet 7 is formed in the bottom end of the circumferential side wall of the outer barrel 1, solid-liquid separation holes which are uniformly distributed are formed in the circumferential side wall of the inner barrel 9, a driving motor 8 is fixedly installed at the bottom end of the outer barrel 1, an output shaft of the driving motor 8 vertically faces upwards and extends to the inside of the outer barrel 1 to be fixedly connected with the bottom end of the inner barrel 9, a detachable cover plate 2 is installed at the top end of the outer barrel 1, a sealing ring 11 is fixedly installed at the bottom end of the cover plate 2, and the outer wall of the sealing ring 11 is tightly attached to the inner wall of the outer barrel 1.

When the device is used, a solid-liquid mixture is led into the inner cylinder 9, then the cover plate 2 is covered, and the driving motor 8 is started, so that the driving motor 8 drives the inner cylinder 9 to rotate, liquid is discharged out of the inner cylinder 9 through the solid-liquid separation holes, and then the liquid is discharged through the liquid discharge port 7.

Refer to fig. 3 and 4, be equipped with two pressure relief vents 10 that are the symmetric distribution on the apron 2, install the pressure relief board 5 along the motion of vertical direction in the pressure relief vent 10, the bottom fixedly connected with connecting rod 12 of pressure relief board 5, the cross-section of pressure relief vent 10 is the setting of T type, the body of rod diameter of connecting rod 12 is less than the width of the web section of pressure relief vent 10, pressure relief board 5 is the setting of cylinder form, the diameter of pressure relief board 5 is greater than the width of the web section of pressure relief vent 10, the bottom of connecting rod 12 extends to the below fixedly connected with mounting panel 13 of apron 2, rotate on the mounting panel 13 and install gyro wheel 14.

Referring to fig. 4 and 5, an annular closed mounting groove 15 is formed at a top edge of the inner cylinder 9, the rail plate 6 is installed inside the mounting groove 15 in an undulating manner, and the roller 14 is installed inside the mounting groove 15 in a rolling manner.

When the inner cylinder 9 rotates, the track plate 6 inside the mounting groove 15 can be synchronously driven to rotate, and the track plate 6 is arranged in a wavy manner, so when the track plate 6 contacts with the roller 14 from the concave part to the convex part, the roller 14, the mounting plate 13, the connecting rod 12 and the pressure relief plate 5 move upwards integrally, the pressure relief port 10 is opened, the pressure relief operation of the centrifuge is completed, when the track plate 6 contacts with the roller 14 from the convex part to the concave part, the roller 14, the mounting plate 13, the connecting rod 12 and the pressure relief plate 5 move downwards along with the gravity of the pressure relief plate 5, and the pressure relief plate 5 closes the pressure relief port 10.

Referring to fig. 1, 3 and 4, two sets of reset components which are symmetrically distributed are mounted at the top end of a cover plate 2, the reset components are matched with a pressure relief plate 5 and are positioned above the pressure relief plate 5, each reset component comprises a mounting frame 3 and a reset spring column 4, two mounting frames 3 which are symmetrically distributed are mounted at the top end of the cover plate 2, the two mounting frames 3 are respectively positioned above the two pressure relief plates 5, the mounting frames 3 are arranged in a manner of \\ 21274, and the reset spring columns 4 are connected between the bottom ends of horizontal sections of the mounting frames 3 and the top ends of the pressure relief plates 5.

When the track plate 6 is in contact with the roller 14 from the concave part to the convex part, the whole of the roller 14, the mounting plate 13, the connecting rod 12 and the pressure relief plate 5 moves upwards, meanwhile, the pressure relief plate 5 extrudes the return spring column 4, and when the track plate 6 is in contact with the roller 14 from the convex part to the concave part, the return spring column 4 reversely pushes the pressure relief plate 5, so that the whole of the roller 14, the mounting plate 13, the connecting rod 12 and the pressure relief plate 5 moves downwards, and therefore the pressure relief port 10 can be in an intermittent opening and closing state, intermittent pressure relief operation of the centrifuge can be completed, explosion caused by overlarge pressure intensity of an inner cavity in the operation process of the centrifuge is avoided, and safety of the centrifuge in use is improved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an explosion-proof flip device of centrifuge, includes urceolus (1) and inner tube (9), its characterized in that, inner tube (9) rotate to be installed in the inside of urceolus (1), just the bottom fixed mounting of urceolus (1) has driving motor (8), the output shaft of driving motor (8) is vertical up, and extends to the inside of urceolus (1) and the bottom fixed connection of inner tube (9), detachable apron (2) is installed on the top of urceolus (1), just be equipped with two pressure release mouths (10) that are the symmetric distribution on apron (2), install in pressure release mouth (10) along the pressure release board (5) of vertical direction motion, and the bottom fixed connection of pressure release board (5) has connecting rod (12), the bottom of connecting rod (12) extends to the below fixedly connected with mounting panel (13) of apron (2), just rotate on mounting panel (13) and install gyro wheel (14);

the top edge of inner tube (9) is seted up and is annular confined mounting groove (15), just the internally mounted of mounting groove (15) has track board (6) that is the undulation and sets up, gyro wheel (14) roll installation is in the inside of mounting groove (15).

2. The explosion-proof flip device of a centrifuge as claimed in claim 1, wherein the bottom end of the circumferential side wall of the outer cylinder (1) is provided with a liquid outlet (7), and the circumferential side wall of the inner cylinder (9) is provided with solid-liquid separation holes which are uniformly distributed.

3. The explosion-proof flip cover device of a centrifuge as claimed in claim 1, wherein the cross section of the pressure relief port (10) is arranged in a T shape, and the rod body diameter of the connecting rod (12) is smaller than the width of the web section of the pressure relief port (10), the pressure relief plate (5) is arranged in a cylindrical shape, and the diameter of the pressure relief plate (5) is larger than the width of the web section of the pressure relief port (10).

4. The explosion-proof flip cover device of the centrifuge as claimed in claim 1, wherein two sets of reset components are symmetrically arranged at the top end of the cover plate (2), and the reset components are matched with the pressure relief plate (5) and located above the pressure relief plate (5).

5. The explosion-proof cover-turning device of the centrifuge as claimed in claim 4, wherein the reset component comprises mounting frames (3) and reset spring columns (4), two symmetrically distributed mounting frames (3) are mounted on the top end of the cover plate (2), the two mounting frames (3) are respectively located above the two pressure relief plates (5), the mounting frames (3) are arranged in a manner of 21274, and the reset spring columns (4) are connected between the bottom ends of the horizontal sections of the mounting frames (3) and the top ends of the pressure relief plates (5).

6. An explosion-proof flip cover device of a centrifuge according to claim 1, characterized in that the bottom end of the cover plate (2) is fixedly provided with a sealing ring (11), and the outer wall of the sealing ring (11) is closely arranged against the inner wall of the outer cylinder (1).