CN219139919U

CN219139919U - Falling film absorber valve switching device

Info

Publication number: CN219139919U
Application number: CN202223464125.9U
Authority: CN
Inventors: 李志国; 王文广; 王立平
Original assignee: Liaoning Jingli Industrial Co ltd
Current assignee: Liaoning Jingli Industrial Co ltd
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-06-06
Anticipated expiration: 2032-12-25

Abstract

The utility model discloses a falling film absorber valve switching device, which belongs to the technical field of falling film absorbers and comprises an absorber body, wherein two sides of the absorber body are respectively provided with a delivery pipe, the front surface of the absorber body is provided with a mounting pipe, the end part of the mounting pipe is fixedly connected with a mounting disc, the inner wall of the absorber body is provided with two rotating grooves, and the inner cavities of the two rotating grooves are respectively and slidably connected with a rotating ring. According to the utility model, the liquid is led out through the connection of the discharge hole on the sealing cylinder with one of the outlet pipes, the other outlet pipe is blocked by the outer side surface of the sealing cylinder, the bevel gear is driven to rotate by the servo motor, the position of the discharge hole on the sealing cylinder is adjusted through the meshing transmission between the bevel gear and the inclined gear ring, and the connection between the discharge hole and the two outlet pipes is further switched, so that the practicability is good.

Description

Falling film absorber valve switching device

Technical Field

The utility model relates to the technical field of falling film absorbers, in particular to a valve switching device of a falling film absorber.

Background

A falling film absorber is an absorption reactor in which a liquid descends under gravity along a wall to form a film and is contacted with a gas in countercurrent or cocurrent. The liquid film descending along the wall surface can be formed on the plane surface or the inner and outer walls of the circular tube, and is generally formed in the circular tube.

Through retrieval, the utility model patent with the bulletin number of CN214579050U discloses a falling film absorber valve switching device, which comprises an absorber body, wherein the left side and the right side of the absorber body are respectively provided with a leading-out port, leading-out pipes are communicated with the leading-out ports, a motor is fixedly arranged on the right side of the absorber body and positioned at the lower end of the leading-out ports, and an output shaft of the motor extends into the absorber body; this patent sets up two sets of export, through motor drive baffle, the baffle rotates in the absorber body, carries out the shutoff to one of them a set of export through the baffle, plays sealed effect through the rubber circle for the baffle can be totally with one of them a set of export seal, avoids leaking, then operates through export that another set of was opened, when making one of them a set of export department break down, can switch to another set of export, makes the absorber body can also normal use, guarantee work efficiency and operating quality. However, the above patent has the following disadvantages: most of the valve switching device is positioned in the middle of the inner cavity of the absorber body, and is easy to wear due to long-term impact of liquid, so that the normal operation of the absorber is influenced. For this purpose we propose a falling film absorber valve switching device.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a falling film absorber valve switching device.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a falling film absorber valve auto-change over device, includes the absorber body, the both sides of absorber body are provided with the delivery tube respectively, the front of absorber body is provided with the installation tube, the tip fixedly connected with mounting disc of installation tube, the inner wall of absorber body is provided with two rotation grooves, two the inner chamber in rotation groove is sliding connection has the swivel becket respectively, the inner chamber fixed mounting of swivel becket has a seal tube, the discharge opening corresponding with the delivery tube has been seted up to the side of seal tube, the outside of seal tube is provided with the actuating groove, the inner chamber of actuating groove is provided with the oblique wheel ring gear, install the mounting panel on the mounting panel, fixed mounting has servo motor on the mounting panel, servo motor's output shaft extends to the inner chamber of actuating groove and fixedly cup joints bevel gear, bevel gear and oblique wheel ring gear intermeshing.

As a preferable scheme of the utility model, the top and the bottom of the inner wall of the sealing cylinder are provided with arc surfaces, the outer side surface of the sealing cylinder is attached to the inner wall of the absorber body, and the top and the bottom of the sealing cylinder are respectively provided with a sealing ring.

As a preferable scheme of the utility model, the end parts of the two eduction tubes are fixedly connected with external connection flanges, and the external connection flanges are provided with external connection holes.

As a preferable scheme of the utility model, the mounting plate is provided with a plurality of threaded holes, the mounting plate is sleeved with the inner hexagon screws, and the end threads of the inner hexagon screws are sleeved to the inner cavities of the threaded holes.

As a preferable scheme of the utility model, a thread groove is formed in the inner wall of the rotating ring, a countersunk hole is formed in the sealing cylinder, a countersunk screw is sleeved in the inner cavity of the countersunk hole, and the end thread of the countersunk screw is sleeved in the inner cavity of the thread groove.

As a preferable scheme of the utility model, the inner wall of the rotating groove is attached to the outer side face of the rotating ring, and the top face and the bottom face of the inner cavity of the rotating groove are attached to the top face and the bottom face of the rotating ring.

Compared with the prior art, the utility model has the advantages that:

(1) According to the utility model, the liquid is led out through the connection of the discharge hole on the sealing cylinder with one of the outlet pipes, the other outlet pipe is blocked by the outer side surface of the sealing cylinder, the bevel gear is driven to rotate by the servo motor, the position of the discharge hole on the sealing cylinder is adjusted through the meshing transmission between the bevel gear and the inclined gear ring, and the connection between the discharge hole and the two outlet pipes is further switched, so that the practicability is good.

(2) In the utility model, the outer side surface of the sealing cylinder is attached to the inner wall of the absorber body, the discharging hole is communicated with one of the delivery pipes, and the circular arcs at the upper part and the lower part of the sealing cylinder are used for guiding liquid, so that the impact of the liquid on the switching device is reduced, the switching device is prevented from wearing after long-time use, and the working quality of the falling film absorber valve switching device is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a side face of the present utility model;

FIG. 3 is a schematic cross-sectional view of the front face of the present utility model;

FIG. 4 is a schematic view of the absorber body of the present utility model;

FIG. 5 is a schematic structural view of a seal cartridge of the present utility model;

FIG. 6 is a schematic view of a rotary ring according to the present utility model;

fig. 7 is a schematic structural view of the mounting plate of the present utility model.

The reference numerals in the figures illustrate:

1. an absorber body; 2. a rotating groove; 3. a rotating ring; 4. a sealing cylinder; 5. a delivery tube; 6. externally connected with a flange plate; 7. externally connecting the connecting hole; 8. a discharge hole; 9. installing a pipe; 10. a mounting plate; 11. a mounting plate; 12. a servo motor; 13. bevel gears; 14. an inner hexagon screw; 15. a driving groove; 16. a gear ring of the oblique wheel is arranged; 17. a countersunk hole; 18. a thread groove; 19. countersunk head screws; 20. a seal ring; 21. an arc surface; 22. and (3) a threaded hole.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-7, a falling film absorber valve switching device comprises an absorber body 1, wherein two sides of the absorber body 1 are respectively provided with a delivery pipe 5, the front surface of the absorber body 1 is provided with a mounting pipe 9, the end part of the mounting pipe 9 is fixedly connected with a mounting disc 10, the inner wall of the absorber body 1 is provided with two rotating grooves 2, the inner cavities of the two rotating grooves 2 are respectively and slidably connected with a rotating ring 3, the inner cavity of the rotating ring 3 is fixedly provided with a sealing cylinder 4, the side surface of the sealing cylinder 4 is provided with a discharge hole 8 corresponding to the delivery pipe 5, the outer side of the sealing cylinder 4 is provided with a driving groove 15, the inner cavity of the driving groove 15 is provided with an oblique wheel toothed ring 16, the mounting disc 10 is provided with a mounting plate 11, a servo motor 12 is fixedly arranged on the mounting plate 11, the output shaft of the servo motor 12 extends to the inner cavity of the driving groove 15 and is fixedly sleeved with a bevel gear 13, and the bevel gear 13 is meshed with the oblique wheel toothed ring 16.

In this embodiment, the rotating ring 3 is composed of two semicircular arc plates, and is made of rubber, so that the rotating ring 3 can be placed in the inner cavity of the rotating groove 2, and in addition, the outer side surface of the sealing cylinder 4 is attached to the inner wall of the rotating ring 3, so that the tightness between the rotating ring 3 and the sealing cylinder 4 is ensured.

Specifically, referring to fig. 5, the top and bottom of the inner wall of the sealing cylinder 4 are provided with arc surfaces 21, the outer side surface of the sealing cylinder 4 is attached to the inner wall of the absorber body 1, and the top and bottom of the sealing cylinder 4 are respectively provided with a sealing ring 20.

In this embodiment, the sealing ring 20 is used to increase the sealing performance by preventing the liquid from entering through the contact between the outer surface of the seal tube 4 and the inner wall of the absorber body 1.

Specifically, referring to fig. 4, the ends of the two delivery pipes 5 are fixedly connected with an external flange 6, and the external flange 6 is provided with an external connection hole 7.

In this embodiment, the external connection hole 7 on the external flange 6 is connected with an external pipeline.

Specifically, referring to fig. 4 and 7, the mounting plate 10 is provided with a plurality of threaded holes 22, the mounting plate 11 is sleeved with the socket head cap screws 14, and the end portions of the socket head cap screws 14 are in threaded connection with the inner cavities of the threaded holes 22.

In the present embodiment, the mounting plate 11 and the mounting plate 10 are mounted by the screw holes 22 and the socket head cap screws 14.

Specifically, referring to fig. 3, 5 and 6, a thread groove 18 is formed in the inner wall of the rotary ring 3, a countersink 17 is formed in the sealing cylinder 4, a countersink screw 19 is sleeved in the inner cavity of the countersink 17, and the end thread of the countersink screw 19 is sleeved in the inner cavity of the thread groove 18.

In this embodiment, the rotary ring 3 and the seal cartridge 4 are mounted by the engagement of the screw groove 18, the counter bore 17, and the counter screw 19.

Specifically, referring to fig. 4 and 6, the inner wall of the rotary groove 2 is attached to the outer side surface of the rotary ring 3, and the top and bottom surfaces of the inner cavity of the rotary groove 2 are attached to the top and bottom surfaces of the rotary ring 3.

In this embodiment, the rotating ring 3 is limited by the rotating groove 2, so that the sealing cylinder 4 mounted on the rotating ring 3 is limited, and the tightness between the rotating ring 3 and the rotating groove 2 is ensured.

Working principle: when the leakage occurs in one of the delivery pipes 5 communicated with the discharge hole 8, the servo motor 12 is started to drive the bevel gear 13 to rotate, the sealing cylinder 4 is driven to rotate through meshing transmission between the bevel gear 13 and the inclined wheel toothed ring 16, the discharge hole 8 on the sealing cylinder 4 is communicated with the other delivery pipe 5 on the absorber body 1, the outer side surface of the sealing cylinder 4 is simultaneously utilized to block the leaked delivery pipe 5, and in addition, the tightness between the sealing cylinder 4 and the absorber body 1 is ensured through contact between the inner wall of the absorber body 1 and the outer side surface of the sealing cylinder 4, contact between the outer side surface of the rotating ring 3 and the inner wall of the rotating groove 2, so that liquid is prevented from entering between the sealing cylinder 4 and the absorber body 1, and the absorber body 1 can be used normally.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims

1. Falling film absorber valve switching device, including absorber body (1), its characterized in that: the utility model discloses a bevel gear (13) is provided with a bevel gear, including absorber body (1), sealing tube (4), mounting tube (9) are provided with respectively in both sides of absorber body (1), the tip fixedly connected with mounting disc (10) of mounting tube (9), the inner wall of absorber body (1) is provided with two rotation grooves (2), two the inner chamber of rotation groove (2) sliding connection has rotation ring (3) respectively, the inner chamber fixed mounting of rotation ring (3) has sealed section of thick bamboo (4), discharge opening (8) corresponding with delivery tube (5) have been seted up to the side of sealed section of thick bamboo (4), the outside of sealed section of thick bamboo (4) is provided with driving groove (15), the inner chamber of driving groove (15) is provided with to one side and puts round ring gear (16), install mounting panel (11) on mounting panel (11), servo motor (12) are gone up to the output shaft of servo motor (12) extends to the inner chamber of driving groove (15) and fixedly cup joints bevel gear (13), bevel gear (13) and bevel gear (16) intermesh.

2. A falling film absorber valve switching apparatus as defined in claim 1, wherein: the top and the bottom of sealed section of thick bamboo (4) inner wall are provided with arc surface (21), the lateral surface of sealed section of thick bamboo (4) is laminated with the inner wall of absorber body (1) mutually, the top and the bottom of sealed section of thick bamboo (4) are provided with sealing washer (20) respectively.

3. A falling film absorber valve switching apparatus as defined in claim 1, wherein: the ends of the two eduction tubes (5) are fixedly connected with external connection flanges (6), and external connection holes (7) are formed in the external connection flanges (6).

4. A falling film absorber valve switching apparatus as defined in claim 1, wherein: a plurality of threaded holes (22) are formed in the mounting plate (10), an inner hexagon screw (14) is sleeved on the mounting plate (11), and the end threads of the inner hexagon screw (14) are sleeved to the inner cavity of the threaded holes (22).

5. A falling film absorber valve switching apparatus as defined in claim 1, wherein: the inner wall of the rotating ring (3) is provided with a thread groove (18), the sealing cylinder (4) is provided with a countersunk hole (17), the inner cavity of the countersunk hole (17) is sleeved with a countersunk screw (19), and the end thread of the countersunk screw (19) is sleeved to the inner cavity of the thread groove (18).

6. A falling film absorber valve switching apparatus as defined in claim 1, wherein: the inner wall of the rotating groove (2) is attached to the outer side face of the rotating ring (3), and the top face and the bottom face of the inner cavity of the rotating groove (2) are attached to the top face and the bottom face of the rotating ring (3).