Tower-free vacuum cooling equipment for reaction slurry

Abstract

The utility model discloses tower-free vacuum cooling equipment for reaction slurry. The tower-free vacuum cooling equipment comprises a box body, mounting feet, a butt joint pipeline, a slurry return pipe, a flash cooling vacuum pipe, a feeding pipe and a butt joint structure, the butt joint structure is arranged, the butt joint clamping head on the feeding pipe is aligned with the butt joint clamping head on the butt joint pipeline, the butt joint column is inserted into the butt joint clamping head, then the first sleeve plate and the second sleeve plate are arranged on the butt joint clamping head of the butt joint pipeline and the butt joint clamping head of the feeding pipe in a sleeved mode, and then the fixing plates of the first sleeve plate and the second sleeve plate are fixed through the bolts. Therefore, the butt joint pipeline and the feeding pipe are installed and fixed, the beneficial effects of simple butt joint and convenient installation are achieved, frequent adjustment of the butt joint pipeline and the feeding pipe is not needed, and due to the fact that the first sleeve plate and the second sleeve plate are installed in a wrapping mode, a better sealing effect is achieved.

Description

Technical Field

[0001] The utility model relates to phosphoric acid related fields, in particular to a tower-free vacuum cooling device for reaction slurry. Background Art

[0002] Phosphoric acid is a common inorganic acid, a colorless, odorless, transparent liquid. It is a medium-strong acid and is mainly used in the pharmaceutical, food, fertilizer and other industries. It can also be used as a chemical reagent. The production of wet phosphoric acid is achieved by setting up a reaction slurry circulation pump, a flash tower and its inlet and outlet pipelines and a gas phase vacuum system to achieve reaction slurry circulation heat transfer, thereby controlling the reaction tank temperature.

[0003] Existing patent: CN220194851U, a towerless vacuum cooling device for reaction slurry. Its technical solution includes a reaction tank, a flash cooling circulation pump and a flash cooling vacuum equipment. A flash cooling feeding chamber and a flash cooling return slurry chamber are respectively arranged at the positions on both sides of the reaction tank. The end of the input pipe of the flash cooling circulation pump is located inside the flash cooling feeding chamber. The end of the output pipe of the flash cooling circulation pump is fixedly connected with a flash cooling feeding pipe. The end of the flash cooling feeding pipe is fixedly connected with a flash cooling return slurry pipe, and the end of the flash cooling return slurry pipe is fixedly connected to the upper surface of the reaction tank at a position above the flash cooling return slurry chamber. The outer surface of the flash cooling return slurry pipe is fixedly connected with a gas phase pipe near the end of the flash cooling feeding pipe, and the end of the gas phase pipe is fixedly connected to the input end of the flash cooling vacuum equipment. The utility model can perform towerless vacuum cooling on the reaction materials in the production of wet phosphoric acid, ensure the continuity of production, save a lot of maintenance work of the flash tower, and save equipment investment.

[0004] The above patent or existing towerless vacuum cooling equipment has the following problems:

[0005] Most of the existing towerless vacuum cooling equipment adopts flange docking when docking pipelines. Flange docking is inconvenient and often becomes skewed and needs to be readjusted. In addition, flange docking requires more bolts for fixing, which makes installation inconvenient. Utility Model Content

[0006] Therefore, in order to solve the above-mentioned shortcomings, the utility model provides a tower-free vacuum cooling device for reaction slurry.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a towerless vacuum cooling equipment for reaction slurry, comprising a box body, the side of the box body is provided with mounting feet, a docking pipe arranged on the top of the box body, a return slurry pipe connected to the docking pipe at the right end, a flash cooling vacuum tube connected to the docking pipe in the middle, and a feeding pipe connected to the docking pipe at the left end, the feeding pipe is connected and fixed to the docking pipe through a docking structure, the docking structure comprises a docking clamp, the ends of the docking pipe and the feeding pipe are both provided with docking clamps, a first set of plates and a second set of plates are buckled on the docking clamp, the first set of plates and the second set of plates are both provided with fixing plates, sealing rings are sleeved on the feeding pipe and the docking pipe, a pressure port is provided on the docking clamp, a pressure block is stuck in the pressure port, and a pressure block is provided on the first set of plates and the second set of plates.

[0008] Preferably, a docking post is provided on the docking clamp on the docking pipe, and the docking post is plugged into the docking clamp on the feeding pipe.

[0009] Preferably, the docking column and the pressure port are on the same vertical line.

[0010] Preferably, the surface of one end of the pressure port is chamfered with left and right inclinations, and the chamfered surface is smoothly polished on the left and right sides.

[0011] Preferably, the ports of the first set of plates and the second set of plates are provided with pressing teeth, and when the first set of plates and the second set of plates are pressed onto the surface of the sealing ring, the pressing teeth will be pressed into the sealing ring.

[0012] Preferably, the surface of the fixing plate on the second set of plates is provided with a protruding block which is in contact with the fixing plate of the first set of plates.

[0013] Beneficial effects of the utility model:

[0014] The utility model is provided with a docking structure, and the docking clamp on the feeding pipe is aligned with the docking clamp on the docking pipe, the docking column is inserted into the docking clamp, and then the first set of plates and the second set of plates are sleeved on the docking clamps of the docking pipe and the feeding pipe, and then the fixing plates of the first set of plates and the second set of plates are fixed by bolts, thereby realizing the installation and fixation of the docking pipe and the feeding pipe, so as to achieve the beneficial effects of simple docking and convenient installation, without the need for frequent adjustment, and because the first set of plates and the second set of plates are installed in a wrapped manner, a better sealing effect is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a front view structural diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the top view of the docking structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the front cross-sectional structure of the docking structure of the utility model;

[0019] Figure 5 It is a front view cross-sectional structural schematic diagram of the fixing plate of the utility model.

[0020] Among them: box body -1, mounting foot -2, docking pipe -3, slurry return pipe -4, flash cooling vacuum pipe -5, feeding pipe -6, docking structure -7, docking clamp -71, first set of plates -72, second set of plates -73, fixing plate -74, sealing ring -75, pressure port -76, pressure block -77, docking column -701, pressure tooth -751, protruding block -741. DETAILED DESCRIPTION

[0021] In order to further explain the technical solution of the present utility model, it is described in detail through specific embodiments below.

[0022] See also Figure 1 and Figure 2 The utility model provides a tower-free vacuum cooling device for reaction slurry, including a box body 1, which is a vacuum box body. The lower ends of the front and rear sides of the box body 1 are welded with mounting feet 2. The left, middle and right sides of the top of the box body 1 are all equipped with docking pipes 3, a slurry return pipe 4 connected to the right end docking pipe 3, a flash cooling vacuum pipe 5 connected to the middle docking pipe 3, and a feeding pipe 6 connected to the left end docking pipe 3. The slurry return pipe 4, the flash cooling vacuum pipe 5 and the feeding pipe 6 are all connected and fixed to the corresponding docking pipe 3 through a docking structure 7;

[0023] The interior of the box 1 is evacuated through the flash cooling vacuum tube 5, and the reaction slurry enters the interior of the box 1 through the feeding tube 6, and the reaction slurry is cooled, and then the Tongguou slurry return pipe 6 is extracted.

[0024] See also Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides a tower-free vacuum cooling device for reaction slurry. The docking structure 7 includes a docking clamp 71. The ends of the docking pipe 3 and the feed pipe 6 are both provided with the docking clamp 71. The docking clamp 71 is provided with a pressure port 76. The surface of one end of the pressure port 76 is chamfered left and right, and the chamfered surface is smooth and polished left and right. The docking clamp 71 on the docking pipe 3 is provided with a docking column 701. The docking column 701 is plugged with the docking clamp 71 on the feed pipe 6, and the docking The column 701 and the pressure port 76 are on the same vertical line, so that when the butt joint pipe 3 is connected to the feed pipe 6, the pressure port 76 on the butt joint clamp 71 will be aligned, the first set of plates 72 and the second set of plates 73 are buckled on the butt joint clamp 71, and the first set of plates 72 and the second set of plates 73 are both provided with a fixing plate 74, a sealing ring 75 sleeved on the feed pipe 6 and the butt joint pipe 3, and a pressure block 77 stuck in the pressure port 76, and the pressure block 77 is arranged in the middle of the inner side of the first set of plates 72 and the second set of plates 73;

[0025] The ports of the first set of plates 72 and the second set of plates 73 are provided with pressing teeth 751. When the first set of plates 72 and the second set of plates 73 are pressed on the surface of the sealing ring 75, the pressing teeth 751 will be pressed into the sealing ring 75, so as to position the sealing ring 75 and prevent it from being deflected, thereby improving the sealing effect.

[0026] The surface of the fixing plate 74 on the second set of plates 73 is provided with a protruding block 741 which is connected with the fixing plate 74 of the first set of plates 72, so that the first set of plates 72 and the second set of plates 73 can be installed on each other, which improves the convenience of installation;

[0027] The docking clamp 71 on the feeding pipe 6 is aligned with the docking clamp 71 on the docking pipe 3, and fits them so that the docking column 701 is inserted into the docking clamp 71, and then the first set plate 72 and the second set plate 73 are sleeved on the docking clamp 71 of the docking pipe 3 and the feeding pipe 6, and the docking clamp 71 is wrapped. At this time, the pressure block 77 of the first set plate 72 and the second set plate 73 will be pressed into the pressure port 76, and because one side end face of the pressure port 76 is an inclined surface, when the pressure block 77 is pressed into the pressure port 76, the two docking clamps 71 will shrink and be tightly closed, and then the fixing plate 74 of the first set plate 72 and the second set plate 73 is fixed by bolts, thereby realizing the installation and fixation of the docking pipe 3 and the feeding pipe 6, so as to achieve the beneficial effects of simple docking and convenient installation, and there is no need to adjust it frequently. Since the first set plate 72 and the second set plate 73 are installed in a wrapped manner, they have a better sealing effect after installation.

[0028] The above description is only a preferred example of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A towerless vacuum cooling device for reaction slurry, comprising a box (1), the box (1) being provided with mounting feet (2) at its edge, a docking pipe (3) arranged at the top of the box (1), a slurry return pipe (4) connected to the docking pipe (3) at the right end, a flash cooling vacuum pipe (5) connected to the docking pipe (3) at the middle, and a feed pipe (6) connected to the docking pipe (3) at the left end; Features: The invention also comprises a docking structure (7), wherein the feed pipe (6) is connected and fixed to the docking pipe (3) via the docking structure (7), wherein the docking structure (7) comprises a docking clamp (71), the ends of the docking pipe (3) and the feed pipe (6) being connected are both provided with a docking clamp (71), a first set of plates (72) and a second set of plates (73) buckled on the docking clamp (71), the first set of plates (72) and the second set of plates (73) are both provided with a fixing plate (74), a sealing ring (75) sleeved on the feed pipe (6) and the docking pipe (3), a pressure port (76) is provided on the docking clamp (71), and a pressure block (77) clamped in the pressure port (76), and the first set of plates (72) and the second set of plates (73) are both provided with a pressure block (77).

2. The towerless vacuum cooling device for reaction slurry according to claim 1, characterized in that: A docking post (701) is provided on the docking clamp (71) on the docking pipe (3), and the docking post (701) is plugged into the docking clamp (71) on the feeding pipe (6).

3. The towerless vacuum cooling device for reaction slurry according to claim 2, characterized in that: The docking column (701) and the pressure opening (76) are located on the same vertical line.

4. The towerless vacuum cooling device for reaction slurry according to claim 1, characterized in that: The surface of one end of the pressure port (76) is chamfered with an inclination on the left and right sides, and the chamfered surface is polished and smooth on the left and right sides.

5. The towerless vacuum cooling device for reaction slurry according to claim 1, characterized in that: The ports of the first set of plates (72) and the second set of plates (73) are provided with pressing teeth (751); when the first set of plates (72) and the second set of plates (73) are pressed onto the surface of the sealing ring (75), the pressing teeth (751) are pressed into the sealing ring (75).

6. The towerless vacuum cooling device for reaction slurry according to claim 1, characterized in that: The surface of the fixing plate (74) on the second set of plates (73) is provided with a protruding block (741) which is in contact with the fixing plate (74) of the first set of plates (72).

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