CN210079822U

CN210079822U - Sealing box body pressing device of centrifugal machine

Info

Publication number: CN210079822U
Application number: CN201920953665.2U
Authority: CN
Inventors: 张国栋; 张健; 李国杰
Original assignee: DONGYING CITY YONGJI PETROLEUM MACHINERY CO LTD
Current assignee: DONGYING CITY YONGJI PETROLEUM MACHINERY CO LTD
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-02-18
Anticipated expiration: 2029-06-24

Abstract

A compressing device for a sealed box body of a centrifugal machine comprises an upper cover and a box body, wherein the upper cover is buckled at the upper end of the box body, one side of the upper cover is movably connected with the box body through a pin, the upper cover is compressed by the compressing device, corresponding U-shaped hinges are welded on the upper cover and the box body, the compressing device comprises a compressing nut, a compressing bolt and a pin shaft, the compressing bolt is mutually vertical to the pin shaft, one end of the compressing bolt is movably connected with the U-shaped hinge on the box body through the pin shaft, the other end of the compressing bolt penetrates through the U-shaped hinge of the upper cover to be in threaded connection with the compressing nut, the compressing bolt is arranged in a U-shaped groove of the U-shaped hinge, an O-shaped sealing rubber strip for sealing is also arranged between the box body and the upper cover, and the compressing device can realize the quick installation and disassembly between the upper cover and the box, and the sealing performance is good, the maintenance efficiency of the centrifuge is improved, and the operation is convenient.

Description

Sealing box body pressing device of centrifugal machine

Technical Field

The utility model belongs to the technical field of centrifuge equipment technique and specifically relates to just a centrifuge seal box closing device specifically uses fixedly at centrifuge's box installation.

Background

The centrifugal machine is mainly used for controlling the density and viscosity of the drilling fluid and reducing the solid content of the drilling fluid; the drilling fluid treated by the centrifuge not only controls the density and the viscosity, but also greatly reduces the sand content, thereby reducing the service life of the drilling equipment and being capable of receiving obvious economic benefits and social benefits.

The horizontal spiral unloading sedimentation drilling fluid centrifuge is special equipment for solid-liquid separation of drilling fluid, is a new generation of high-speed drilling fluid separation equipment with large treatment capacity, which is developed by combining the actual needs of current petroleum drilling, has the maximum treatment capacity of 90 m/h, has high separation factor, can treat solid-phase particles of the drilling fluid to 2.5 mu m at least, ensures that the quality of the drilling fluid meets the requirements of a drilling process, shortens the treatment time of the drilling fluid, improves the drilling efficiency of drilling teams, is embedded with hard alloy blocks on conveyor blades, and has the service life 2-3 times longer than that of common spraying.

Centrifuge carries out solid-liquid separation after the drilling fluid enters into the box inside at the work, separately set up at outer upper cover and box, for convenient maintenance and installation, pass through the bolt with upper cover and box and screw up, the installation is in the same place, then carry out centrifugal operation, the mode of installing at upper cover and box generally adopts the bolt to fix, but long-term operation needs to wash the inside cylinder of box and erodees, perhaps carry out inner structure installation and maintenance, all need to come upper cover and box split, the installation between upper cover and the box is dismantled through the bolt more troublesome, and the leakproofness can not guarantee, waste time and energy.

Disclosure of Invention

An object of the utility model is to provide a centrifuge seals box closing device, this closing device can realize the quick installation and the dismantlement between centrifuge's upper cover and the box, and sealing performance is good moreover, has improved centrifuge's maintenance efficiency, convenient operation.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a centrifuge seal box closing device, includes upper cover and box, upper cover lock in the box upper end, one side of upper cover is through pin and box swing joint, compresses tightly through closing device between upper cover and box, all welds corresponding U type hinge on upper cover and box, closing device include gland nut, clamp bolt and round pin axle mutually perpendicular, clamp bolt one end through round pin axle and the U type hinge swing joint on the box, the clamp bolt other end pass the U type hinge and the gland nut threaded connection of upper cover, clamp bolt set up in the U type inslot portion of U type hinge box and upper cover between still be provided with the O type joint strip that plays the sealing effect.

As optimization, all around all welded of upper cover and box lock have flange, O type joint strip install with box welded flange's seal groove in.

Preferably, a steel pipe is welded at the connecting end of the compression bolt and the pin shaft, the pin shaft penetrates through the steel pipe and a connecting flange on the box body, and the top end of the pin shaft is locked through a cotter pin.

Preferably, the compression nut is a hexagonal flange nut, and a counter bore for mounting the compression nut is arranged on the connecting flange of the upper cover.

Preferably, a roller assembly is arranged between the box body and the upper cover, and a baffle disc A and a baffle disc B are respectively arranged at two ends of the roller assembly, which are connected with the box body.

As optimization, all around of upper cover and box lock all be provided with closing device.

The utility model has the advantages that: compared with the prior art, the utility model discloses a sealed box closing device of centrifuge corresponds around upper cover and box and sets up U type hinge, installs closing device on U type hinge, through closing device to the connection of U type hinge, has realized being connected of upper cover and box, and closing device installs and dismantles simple and conveniently, and stability is good moreover, and is sealed effectual, satisfies the requirement of quick installation dismantlement, guarantees the operation requirement simultaneously.

Drawings

FIG. 1 is an internal structure view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a partial sectional view A-A;

FIG. 5 is an enlarged view of the structure in the direction B;

FIG. 6 is an enlarged view of section C;

wherein, 1 roller assembly, 2 keep off dish A, 3 upper cover, 4 keep off dish B, 5 boxes, 6O type joint strip, 7 gland nut, 8 clamp bolt, 9U type hinge, 10 round pin axles, 11 cotter pins, 12 pins.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

A centrifuge sealed box body pressing device comprises an upper cover 3 and a box body 5, wherein the upper cover 3 is buckled at the upper end of the box body 5, one side of the upper cover 3 is movably connected with the box body 5 through a pin 12, the upper cover 3 and the box body 5 are pressed tightly by a pressing device, corresponding U-shaped hinges 9 are welded on the upper cover 3 and the box body 5, the pressing device comprises a pressing nut 7, a pressing bolt 8 and a pin shaft 10, the pressing bolt 8 is perpendicular to the pin shaft 10, one end of the hold-down bolt 8 is movably connected with a U-shaped hinge 9 on the box body 5 through a pin shaft 10, the other end of the compression bolt 8 passes through a U-shaped hinge 9 of the upper cover to be in threaded connection with the compression nut 7, the compression bolt 8 is arranged in a U-shaped groove of the U-shaped hinge 9, an O-shaped sealing rubber strip 6 for sealing is also arranged between the box body 5 and the upper cover 3.

The steel pipe is welded at the connecting end of the compression bolt 8 and the pin shaft 10, the pin shaft 10 penetrates through the steel pipe and a connecting flange on the box body 5, and the top end of the pin shaft 10 is locked through a cotter pin 11.

The compression nut 7 is a hexagonal flange nut, and a counter bore for mounting the compression nut 7 is arranged on the connecting flange of the upper cover 3.

And the periphery of the buckling of the upper cover 3 and the box body 5 is provided with a pressing device.

In the embodiment shown in fig. 1, the internal structure of the centrifuge is shown, the roller assembly 1 is installed between the box body 5 and the upper cover 3, and the two ends of the roller assembly 1 connected with the box body 5 are respectively provided with the baffle disc a2 and the baffle disc B4, the upper cover is buckled on the box body, and the pressing device is arranged between the upper cover and the box body, so that the sealing connection between the upper cover and the box body is realized, and the rapid installation and disassembly are realized.

In the embodiment shown in fig. 3, the connection flanges are welded around the buckling of the upper cover 3 and the box body 5, the connection flanges are distributed in a square shape, the pressing devices are arranged on two corresponding edges of the upper cover and the box body, and the O-shaped sealing rubber strip 6 is arranged in the sealing groove of the connection flange welded with the box body 5.

In the embodiment shown in fig. 4, a circle of connecting flange is welded at the contact position of the upper cover and the box body, so that the installation of the upper cover and the box body is convenient, meanwhile, U-shaped hinges are welded on the upper cover and the box body, the upper lines of the U-shaped hinges correspond, the direction of a U-shaped groove faces to the outer side of the equipment, the upper U-shaped hinge support and the lower U-shaped hinge support are connected through a pressing device and comprise pressing nuts, pressing bolts and pin shafts, the upper ends of the pressing bolts are in threaded connection with the pressing nuts, one end steel pipes are welded at the lower ends of the pressing nuts, the pin shafts penetrate through the steel pipes and are arranged, the pin shafts are installed on the U-shaped hinges of the box body and are connected with the pressing bolts, the pressing bolts can rotate along the pin shafts, the pressing nuts are rotated to realize the connection with the pressing, when compressing tightly upper cover and box, through O type joint strip realize the tight seal of clamp between box and the upper cover, when needs are dismantled the upper cover, through loosening gland nut with the clamp bolt release, rotatory gland nut, gland nut breaks away from the U type hinge of upper cover, has then realized compressing tightly between upper cover and the box, and easy operation is convenient, labour saving and time saving, and sealed effectual moreover.

In the embodiment shown in fig. 5, the upper end of the hold-down bolt is in threaded connection with the hold-down nut, the lower end of the hold-down bolt is welded with a section of steel pipe, the pin shaft is inserted into the steel pipe, the two ends of the pin shaft are hinged with the U-shaped hinge of the box body, the hold-down bolt can rotate along the pin shaft, and the hold-down device is quickly connected and detached.

In the embodiment shown in fig. 6, one side between the upper cover and the box body is connected through a pin, and after the pressing device is disassembled, the upper cover can rotate along the pin, so that the upper cover is opened.

The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a centrifuge seals box closing device, includes upper cover (3) and box (5), its characterized in that: upper cover (3) lock in box (5) upper end, one side of upper cover (3) is through pin (12) and box (5) swing joint, compress tightly through closing device between upper cover (3) and box (5), all weld U type hinge (9) that correspond on upper cover (3) and box (5), closing device include gland nut (7), gland bolt (8) and round pin axle (10) mutually perpendicular, gland bolt (8) one end through round pin axle (10) and box (5) U type hinge (9) swing joint, the U type hinge (9) and gland nut (7) threaded connection of upper cover are passed to gland bolt (8) other end, gland bolt (8) set up in the U type inslot portion of U type hinge (9) box (5) and upper cover (3) between still be provided with O type joint strip (6) that play the sealing effect.

2. The pressing device for the sealing box body of the centrifuge according to claim 1, characterized in that: all the peripheries of the upper cover (3) and the box body (5) are welded with connecting flanges, and the O-shaped sealing rubber strip (6) is arranged in a sealing groove of the connecting flange welded with the box body (5).

3. The pressing device for the sealing box body of the centrifuge according to claim 1, characterized in that: the steel pipe is welded at the connecting end of the compression bolt (8) and the pin shaft (10), the pin shaft (10) penetrates through the steel pipe and a connecting flange on the box body (5), and the top end of the pin shaft (10) is locked through a cotter pin (11).

4. The pressing device for the sealing box body of the centrifuge according to claim 1, characterized in that: the compression nut (7) is a hexagonal flange nut, and a counter bore for mounting the compression nut (7) is arranged on the connecting flange of the upper cover (3).

5. The pressing device for the sealing box body of the centrifuge according to claim 1, characterized in that: a roller assembly (1) is arranged between the box body (5) and the upper cover (3), and a baffle disc A (2) and a baffle disc B (4) are respectively arranged at two ends of the roller assembly (1) connected with the box body (5).

6. The pressing device for the sealing box body of the centrifuge according to claim 1, characterized in that: the periphery of the buckling of the upper cover (3) and the box body (5) is provided with a pressing device.