Pre-polycondensation liquid seal tank filter basket mounting structure

Abstract

The utility model discloses a pre-polycondensation liquid seal tank filter basket installation structure which comprises a liquid seal tank inner chamber and a liquid seal tank outer chamber, the liquid seal tank inner chamber is arranged in the liquid seal tank outer chamber, a cavity is formed between the liquid seal tank inner chamber and the liquid seal tank outer chamber, an atmosphere leg pipe is communicated with the interior of the liquid seal tank inner chamber, and the atmosphere leg pipe is communicated with the liquid seal tank inner chamber. The liquid seal tank is characterized in that an EG overflow port communicated with the cavity is formed in the liquid seal tank inner chamber, a filtering mechanism is arranged at the position, close to the EG overflow port, of the inner wall of the liquid seal tank inner chamber, the bottom of the liquid seal tank inner chamber is communicated with an inner chamber residue filter, and the bottom of the liquid seal tank outer chamber is communicated with one end of an ethylene glycol circulating pump front filter. And the other end of the ethylene glycol circulating pump front filter is communicated with the ethylene glycol circulating pump. The pre-polycondensation liquid seal tank filter basket installation structure is simple in structure and convenient to use, the filter mechanism is arranged on the inner wall of the liquid seal tank inner chamber, the filter basket is prevented from falling into the liquid seal tank outer chamber after being used for a long time in a desoldering mode, and production safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid sealing tanks, in particular to a pre-condensation liquid sealing tank filter basket installation structure. Background Art

[0002] The pre-condensation ethylene glycol liquid seal tank, as an important device in the pre-condensation vacuum system, is mainly used as a temporary storage and transfer device for ethylene glycol in the pre-condensation vacuum system, and also plays a role in filtering the residue mixed in the ethylene glycol flowing through. In the old pre-condensation liquid seal tank design, the filter basket and filter plate slots are welded to the outside of the partition between the inner chamber and the outer chamber of the liquid seal tank. The slots are deformed or desoldered after long-term use. Once the slots are deformed or desoldered, the filter basket and filter plate cannot be placed, and the filter basket is very likely to fall into the outer chamber, which poses a major safety hazard and affects the stability of production.

[0003] Based on the above situation, the utility model proposes a pre-condensation liquid sealing tank filter basket installation structure, which can effectively solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a pre-condensation liquid seal tank filter basket installation structure. The pre-condensation liquid seal tank filter basket installation structure of the utility model is simple in structure and easy to use. By arranging the filter mechanism on the inner wall of the liquid seal tank inner chamber, the filter basket is prevented from being desoldered and falling into the liquid seal tank outer chamber after long-term use, thereby improving production safety.

[0005] The utility model is realized by the following technical solutions:

[0006] A pre-condensation liquid seal tank filter basket installation structure comprises a liquid seal tank inner chamber and a liquid seal tank outer chamber, wherein the liquid seal tank inner chamber is arranged in the liquid seal tank outer chamber, a cavity is formed between the liquid seal tank inner chamber and the liquid seal tank outer chamber, and the liquid seal tank inner chamber is connected with an atmospheric leg pipe, characterized in that: an EG overflow port connected with the cavity is provided on the liquid seal tank inner chamber, a filtering mechanism is provided on the inner wall of the liquid seal tank inner chamber near the EG overflow port, an inner chamber residue filter is connected with the bottom of the liquid seal tank inner chamber, one end of a front filter of an ethylene glycol circulation pump is connected with the bottom of the liquid seal tank outer chamber, and the other end of the front filter of the ethylene glycol circulation pump is connected with the ethylene glycol circulation pump.

[0007] The purpose of the utility model is to provide a pre-condensation liquid seal tank filter basket installation structure. The pre-condensation liquid seal tank filter basket installation structure of the utility model is simple in structure and easy to use. By arranging the filter mechanism on the inner wall of the liquid seal tank inner chamber, the filter basket is prevented from being desoldered and falling into the liquid seal tank outer chamber after long-term use, thereby improving production safety.

[0008] Preferably, the filtering mechanism comprises a mounting seat fixedly arranged on both sides of the EG overflow port, the mounting seat is provided with a first limiting groove, and a semicircular filter basket is arranged in the first limiting groove.

[0009] Preferably, a second limiting groove is provided on the mounting seat, and a filter plate is clamped in the second limiting groove.

[0010] Preferably, fixing plates are provided on both sides of the filter plate, limiting holes are provided on the fixing plates, a fixing seat is provided on the mounting seat, a sliding rod is slidably connected in the fixing seat, the sliding rod passes through the fixing seat and is inserted into the limiting holes, a limiting plate is fixed on the sliding rod, and a spring is sleeved on the sliding rod located between the limiting plate and the fixing seat.

[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0012] The utility model discloses a pre-condensation liquid seal tank filter basket installation structure with simple structure and convenient use. By arranging the filter mechanism on the inner wall of the liquid seal tank inner chamber, the filter basket is prevented from being desoldered and falling into the liquid seal tank outer chamber after long-term use, thereby improving production safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the local enlarged structure at point A in the middle. DETAILED DESCRIPTION

[0015] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only used for illustrative purposes and cannot be understood as a limitation on this patent.

[0016] Embodiment 1:

[0017] like Figures 1 to 2As shown, the utility model provides a pre-condensation liquid seal tank filter basket installation structure, including a liquid seal tank inner chamber 1 and a liquid seal tank outer chamber 2, the liquid seal tank inner chamber 1 is arranged in the liquid seal tank outer chamber 2, a cavity is formed between the liquid seal tank inner chamber 1 and the liquid seal tank outer chamber 2, the liquid seal tank inner chamber 1 is connected with an atmospheric leg pipe 3, the liquid seal tank inner chamber 1 is provided with an EG overflow port 11 connected with the cavity, the inner wall of the liquid seal tank inner chamber 1 is provided with a filtering mechanism near the EG overflow port 11, the bottom of the liquid seal tank inner chamber 1 is connected with an inner chamber residue filter 4, the bottom of the liquid seal tank outer chamber 2 is connected with one end of an ethylene glycol circulation pump front filter 5, and the other end of the ethylene glycol circulation pump front filter 5 is connected with an ethylene glycol circulation pump 6.

[0018] Embodiment 2:

[0019] like Figures 1 to 2 As shown, the utility model provides a pre-condensation liquid seal tank filter basket installation structure, including a liquid seal tank inner chamber 1 and a liquid seal tank outer chamber 2, the liquid seal tank inner chamber 1 is arranged in the liquid seal tank outer chamber 2, a cavity is formed between the liquid seal tank inner chamber 1 and the liquid seal tank outer chamber 2, the liquid seal tank inner chamber 1 is connected with an atmospheric leg pipe 3, the liquid seal tank inner chamber 1 is provided with an EG overflow port 11 connected with the cavity, the inner wall of the liquid seal tank inner chamber 1 is provided with a filtering mechanism near the EG overflow port 11, the bottom of the liquid seal tank inner chamber 1 is connected with an inner chamber residue filter 4, the bottom of the liquid seal tank outer chamber 2 is connected with one end of an ethylene glycol circulation pump front filter 5, and the other end of the ethylene glycol circulation pump front filter 5 is connected with an ethylene glycol circulation pump 6.

[0020] The filtering mechanism comprises a mounting seat 71 fixedly mounted on both sides of the EG overflow port 11 , a first limiting groove is disposed on the mounting seat 71 , and a semicircular filter basket 72 is disposed in the first limiting groove.

[0021] The semicircular filter basket 72 is provided to effectively filter the impurities in the EG.

[0022] Furthermore, in another embodiment, a second limiting groove is provided on the mounting seat 71, and a filter plate 73 is clamped in the second limiting groove.

[0023] The filter plate 73 is provided to further improve the filtering effect.

[0024] Furthermore, in another embodiment, fixing plates 74 are provided on both sides of the filter plate 73, limiting holes are provided on the fixing plates 74, fixing seats 75 are provided on the mounting seat 71, a sliding rod 76 is slidably connected in the fixing seat 75, the sliding rod 76 passes through the fixing seat 75 and is inserted into the limiting holes, limiting plates 77 are fixed on the sliding rod 76, and a spring 78 is sleeved on the sliding rod 76 located between the limiting plates 77 and the fixing seat 75.

[0025] Due to the above structure, after pulling out the slide rod 76, the filter plate 73 can be inserted into the second limiting groove, and the slide rod 76 is released. The slide rod 76 will push the limiting plate 77 under the elastic action, so that the slide rod 76 is inserted into the limiting hole, so that the filter plate 73 is fixed on the mounting seat 71.

[0026] According to the description and drawings of the present invention, those skilled in the art can easily manufacture or use the pre-condensation liquid seal tank filter basket installation structure of the present invention, and can produce the positive effects recorded in the present invention.

[0027] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.

[0028] Unless otherwise specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. A pre-condensation liquid seal tank filter basket installation structure, comprising a liquid seal tank inner chamber and a liquid seal tank outer chamber, wherein the liquid seal tank inner chamber is arranged in the liquid seal tank outer chamber, a cavity is formed between the liquid seal tank inner chamber and the liquid seal tank outer chamber, and the liquid seal tank inner chamber is connected with an atmospheric leg pipe, characterized in that: The inner chamber of the liquid seal tank is provided with an EG overflow port connected to the cavity, the inner wall of the inner chamber of the liquid seal tank is provided with a filtering mechanism near the EG overflow port, the bottom of the inner chamber of the liquid seal tank is connected to an inner chamber residue filter, the bottom of the outer chamber of the liquid seal tank is connected to one end of a front filter of an ethylene glycol circulation pump, and the other end of the front filter of the ethylene glycol circulation pump is connected to the ethylene glycol circulation pump.

2. The pre-condensation liquid sealing tank filter basket installation structure according to claim 1 is characterized in that: The filtering mechanism comprises a mounting seat fixedly arranged on both sides of the EG overflow port, the mounting seat is provided with a first limiting groove, and a semicircular filter basket is arranged in the first limiting groove.

3. The pre-condensation liquid sealing tank filter basket installation structure according to claim 2 is characterized in that: The mounting seat is provided with a second limiting groove, and a filter plate is clamped in the second limiting groove.

4. The pre-condensation liquid sealing tank filter basket installation structure according to claim 3 is characterized in that: Fixed plates are provided on both sides of the filter plate, and limiting holes are provided on the fixed plates. A fixed seat is provided on the mounting seat, and a sliding rod is slidably connected in the fixed seat. The sliding rod passes through the fixed seat and is inserted into the limiting hole. A limiting plate is fixed on the sliding rod, and a spring is sleeved on the sliding rod located between the limiting plate and the fixed seat.

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