Efficient dichloromethane recovery device

Abstract

The utility model belongs to the technical field of recovery devices, and particularly relates to an efficient dichloromethane recovery device which comprises a box body, a mounting plate is in contact with the left side of the box body, a filter screen is fixedly connected to the side, close to the box body, of the mounting plate, the filter screen is in sliding connection with the box body, and a sliding block is in sliding connection with the interior of the mounting plate. A clamping block is fixedly connected to the side, close to the box body, of the sliding block, a clamping groove is formed in the box body, and a sliding rod is fixedly connected to the side, away from the mounting plate, of the sliding block. By arranging the mounting plate, the sliding block, the clamping block and the like, the sliding block can be moved to drive the clamping block not to be clamped with the box body any more, so that the limiting on the mounting plate can be relieved, and the filter screen can be pulled out from the box body, so that the filter box is convenient to disassemble when being cleaned; the problem that a dichloromethane recovery device is inconvenient to disassemble when a filter screen is cleaned is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of recovery devices, in particular to a high-efficiency dichloromethane recovery device. Background Art

[0002] The dichloromethane recovery device is a device for recovering and treating dichloromethane (also known as chloroform) in waste gas. Dichloromethane is a colorless liquid commonly used in industrial production and laboratories. However, due to its potential harm to the environment and health, dichloromethane needs to be recovered and treated to reduce its emissions and impact on the environment. According to the utility model with patent authorization announcement number CN209270876U, a dichloromethane recovery device is disclosed, including a dichloromethane gas absorption tank, an exhaust pipe for discharging waste gas interconnected with the absorption tank, the exhaust pipe includes a bend section and an inlet located at the front side of the bend section, and an outlet located at the rear side of the bend section. The dichloromethane recovery device also includes: a liquid collection tray, the liquid collection tray is arranged below the outlet of the exhaust pipe; a drain pipe, which is used to discharge the condensate collected by the liquid collection tray; and a waste liquid treatment tank, which is used to receive the waste water discharged by the drain pipe; it can collect condensed waste liquid to avoid corrosion of equipment. In the recovery of dichloromethane, impurities in the liquid are filtered through a filter, thereby making the recovery of dichloromethane more efficient. However, it is inconvenient to disassemble the filter when cleaning it, and the connection between the connecting pipe and the fixed pipe is unstable, which easily causes liquid leakage from the connection. Summary of the invention

[0003] The utility model aims to provide an efficient dichloromethane recovery device, which solves the problem that the filter screen is inconvenient to disassemble when cleaning it, and the connection between the connecting pipe and the fixed pipe is unstable, which easily leads to liquid leakage from the connection.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high-efficiency dichloromethane recovery device, comprising a box body, the left side of the box body contacts with a mounting plate, the side of the mounting plate close to the box body is fixedly connected with a filter screen, the filter screen is slidably connected to the box body, the inside of the mounting plate is slidably connected with a slider, the side of the slider close to the box body is fixedly connected with a clamping block, a clamping groove is provided inside the box body, the side of the slider away from the mounting plate is fixedly connected with a slide rod, the inside of the mounting plate is fixedly connected with a limiting ring, a spring is arranged on the outside of the slide rod, the upper and lower ends of the box body are fixedly connected with a fixing pipe, the outside of the fixing pipe is plugged with a connecting pipe, the upper and lower ends of the box body are fixedly connected with a fixing block, the outside of the fixing block is rotatably connected with a limiting sleeve, the limiting sleeve contacts with the box body, and the limiting sleeve is threadedly connected to the connecting pipe.

[0005] Preferably, the clamping block is in contact with the mounting plate, and the clamping block is slidably connected to the clamping slot. The filter screen can be easily disassembled through the design of the clamping block.

[0006] Preferably, the slide rod is slidably connected to the mounting plate, and the slide rod is slidably connected to the limiting ring. The design of the slide rod can limit the sliding block.

[0007] Preferably, one end of the spring contacts the slide rod, and the other end of the spring contacts the limiting ring. The design of the spring can drive the clamping block to limit the filter.

[0008] Preferably, one end of the sliding block away from the clamping block is fixedly connected with a push block, and the push block is in contact with the mounting plate. The design of the push block can facilitate the movement of the clamping block.

[0009] Preferably, the fixing block is slidably connected to the fixing pipe, and the fixing block is in contact with the connecting pipe. The design of the fixing block can be used to install the limiting sleeve.

[0010] Preferably, a protrusion is fixedly connected to the inner wall of the limiting sleeve, an annular groove is provided inside the fixed block, and the annular groove is slidably connected to the protrusion. The design of the protrusion can play a limiting role on the limiting sleeve.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model is provided with a mounting plate, a slider, a clamping block and other components. By moving the slider, the slider drives the clamping block to no longer be clamped with the box body, so that the limit on the mounting plate can be released, and the filter screen can be pulled out of the box body, so that the filter box can be easily disassembled when cleaning, solving the problem that the dichloromethane recovery device is inconvenient to disassemble the filter screen when cleaning it.

[0013] 2. The utility model is provided with components such as a fixing block and a limiting sleeve, so that when the fixed pipe is connected to the connecting pipe, the limiting sleeve can be rotated to limit the connecting pipe, so that the connection between the connecting pipe and the fixed pipe remains stable, thereby solving the problem that the connection between the connecting pipe and the fixed pipe of the dichloromethane recovery device is unstable, which easily leads to liquid leakage from the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A three-dimensional diagram of the local structure;

[0016] Figure 3 For the utility model Figure 1 A front cross-sectional view of

[0017] Figure 4 For the utility model Figure 3 A magnified view of the structure of part A;

[0018] Figure 5 For the utility model Figure 3 Enlarged view of the structure of part B.

[0019] In the figure: 1, box body; 2, mounting plate; 21, filter screen; 3, slider; 31, clamping block; 32, clamping groove; 33, slide bar; 34, limiting ring; 35, spring; 36, push block; 4, fixing pipe; 41, connecting pipe; 42, fixing block; 43, limiting sleeve; 44, protrusion; 45, ring groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 A high-efficiency dichloromethane recovery device includes a box body 1, a mounting plate 2 is in contact with the left side of the box body 1, a filter screen 21 is fixedly connected to the side of the mounting plate 2 close to the box body 1, the filter screen 21 is slidably connected to the box body 1, a slider 3 is slidably connected inside the mounting plate 2, a block 31 is fixedly connected to the side of the slider 3 close to the box body 1, a slot 32 is opened inside the box body 1, the block 31 is in contact with the mounting plate 2, and the block 31 is slidably connected to the slot 32. The design of the block 31 can facilitate the removal of the filter screen 21.

[0022] See also Figure 2-5 The slider 3 is fixedly connected to the side away from the mounting plate 2 with a sliding rod 33, and the mounting plate 2 is fixedly connected to a limiting ring 34 inside. The sliding rod 33 is slidably connected to the mounting plate 2, and the sliding rod 33 is slidably connected to the limiting ring 34. Through the design of the sliding rod 33, the slider 3 can be limited. A spring 35 is provided on the outer side of the sliding rod 33, one end of the spring 35 contacts the sliding rod 33, and the other end of the spring 35 contacts the limiting ring 34. Through the design of the spring 35, the block 31 can be driven to limit the filter screen 21.

[0023] See also Figure 2-5The end of the slider 3 away from the card block 31 is fixedly connected with a push block 36, and the push block 36 contacts the mounting plate 2. Through the design of the push block 36, the card block 31 can be easily moved. The upper and lower ends of the box body 1 are fixedly connected with a fixed tube 4, and the outer side of the fixed tube 4 is plugged with a connecting tube 41. The upper and lower ends of the box body 1 are fixedly connected with a fixed block 42, and the fixed block 42 is slidably connected with the fixed tube 4, and the fixed block 42 contacts with the connecting tube 41. Through the design of the fixed block 42, it can be used to install a limit sleeve 43. The outer side of the fixed block 42 is rotatably connected with the limit sleeve 43, and the limit sleeve 43 contacts with the box body 1. The limit sleeve 43 is connected to the connecting tube 41 through a threaded connection. A protrusion 44 is fixedly connected to the inner wall of the limit sleeve 43, and an annular groove 45 is provided inside the fixed block 42. The annular groove 45 is slidably connected with the protrusion 44. Through the design of the protrusion 44, the limit sleeve 43 can be limited.

[0024] The specific implementation process of the utility model is as follows: when in use, the connecting pipe 41 is plugged into the fixed pipe 4, and then the limiting sleeve 43 is rotated to make the limiting sleeve 43 and the connecting pipe 41 threaded, so that the plugging of the connecting pipe 41 and the fixed pipe 4 remains stable, which can avoid the phenomenon of liquid leakage from the connection between the connecting pipe 41 and the fixed pipe 4, and then the dichloromethane liquid is transported to the fixed pipe 4 through the connecting pipe 41, so that it enters the box 1 and is filtered by the filter 21, so that the impurities in the dichloromethane liquid are filtered out, so that the recovery of the dichloromethane liquid is more efficient;

[0025] By moving the two push blocks 36 towards each other, the push block 36 drives the slider 3 to move, and the slider 3 drives the slide rod 33 to move, so that the slide rod 33 slides in the limit ring 34, the slide rod 33 squeezes the spring 35, and the slider 3 drives the clamping block 31 to move, so that the clamping block 31 is no longer engaged with the box body 1, and the limit on the mounting plate 2 can be released. Then, the mounting plate 2 is moved in the direction away from the box body 1, so that the mounting plate 2 drives the clamping block 31 to slide out of the clamping groove 32 on the box body 1, and the mounting plate 2 can drive the filter screen 21 to be pulled out of the box body 1, so that the filter screen 21 can be easily disassembled and cleaned.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency dichloromethane recovery device, comprising a housing (1), characterized in that: The left side of the box body (1) contacts with a mounting plate (2); a filter screen (21) is fixedly connected to a side of the mounting plate (2) close to the box body (1); the filter screen (21) is slidably connected to the box body (1); a slider (3) is slidably connected inside the mounting plate (2); a clamping block (31) is fixedly connected to a side of the slider (3) close to the box body (1); a clamping groove (32) is provided inside the box body (1); a sliding rod (33) is fixedly connected to a side of the slider (3) away from the mounting plate (2); the mounting plate (2) A limit ring (34) is fixedly connected to the inside of the housing (1), a spring (35) is arranged on the outside of the slide rod (33), the upper and lower ends of the housing (1) are fixedly connected to a fixed tube (4), the outer side of the fixed tube (4) is plugged with a connecting tube (41), the upper and lower ends of the housing (1) are fixedly connected to a fixed block (42), the outer side of the fixed block (42) is rotatably connected to a limit sleeve (43), the limit sleeve (43) is in contact with the housing (1), and the limit sleeve (43) is connected to the connecting tube (41) by a thread.

2. A high-efficiency dichloromethane recovery device according to claim 1, characterized in that: The clamping block (31) is in contact with the mounting plate (2), and the clamping block (31) is slidably connected to the clamping slot (32).

3. A high-efficiency dichloromethane recovery device according to claim 1, characterized in that: The sliding rod (33) is slidably connected to the mounting plate (2), and the sliding rod (33) is slidably connected to the limiting ring (34).

4. A high-efficiency dichloromethane recovery device according to claim 1, characterized in that: One end of the spring (35) contacts the slide bar (33), and the other end of the spring (35) contacts the limit ring (34).

5. A high-efficiency dichloromethane recovery device according to claim 1, characterized in that: One end of the sliding block (3) away from the clamping block (31) is fixedly connected to a pushing block (36), and the pushing block (36) is in contact with the mounting plate (2).

6. A high-efficiency dichloromethane recovery device according to claim 1, characterized in that: The fixing block (42) is slidably connected to the fixing pipe (4), and the fixing block (42) is in contact with the connecting pipe (41).

7. A high-efficiency dichloromethane recovery device according to claim 1, characterized in that: A protrusion (44) is fixedly connected to the inner wall of the limiting sleeve (43), and an annular groove (45) is provided inside the fixing block (42), wherein the annular groove (45) is slidably connected to the protrusion (44).

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