Falling film absorber

Abstract

The utility model discloses a falling film absorber, and relates to the technical field of falling film absorbers. The falling film absorber comprises a base, a sleeve is fixedly installed on the upper surface of the base, an absorber body is arranged in the sleeve, a shell is fixedly installed on one side of the upper surface of the base, the top of the shell is communicated with the absorber body through a connecting pipe, the top of the shell is communicated with a pressure relief pipe, and a net plate is arranged in the shell. Liquid is filled into the shell through the connecting pipe, then the liquid is filtered through the net plate, the filtered liquid enters the pressure relief pipe, when the pressure in the shell is too large, the pressure jacks up the piston on the buffer spring to move, then the piston is separated from one end of the transverse pipe, and water is discharged from the transverse pipe. Therefore, the pressure relief operation is realized, the internal pressure of the container is prevented from being too large in the subsequent use process, overflow and pressure relief of the container are facilitated, and the use convenience of the absorber is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of falling film absorbers, in particular to a falling film absorber. Background Art

[0002] Graphite falling film absorber refers to a falling film gas absorption device with impermeable graphite as the main body. Impermeable graphite refers to a graphite product that is impermeable to fluid media such as gas, steam, and liquid. Graphite material is a special non-metallic material. It not only has good physical and mechanical properties and processing properties, but also has excellent corrosion resistance and high thermal conductivity. Therefore, it is an ideal material for manufacturing chemical anti-corrosion equipment. Graphite products as structural materials also contain some polymer materials or other components to adapt to different use conditions. There is a patent for a falling film absorber, patent publication number CN212632269U, which includes a shell, an inner bracket, a lower shell flange, an upper shell flange, a lower seal Sealing flange, upper sealing flange, lower pressure cover, upper pressure cover and multiple fluoroplastic tubes; the shell is a vertical cylinder with a vertically extending accommodating chamber in the shell, the lower end side of the shell is provided with a cooling water inlet and a sewage outlet connected to the accommodating chamber, and the upper end side of the shell is provided with a cooling water outlet and a vent connected to the accommodating chamber; by providing the cooling water inlet and the cooling water outlet, the absorber absorbs heat by water cooling, and the cooling effect is better, and the use of fluoroplastic tubes effectively reduces the material cost, and the fluoroplastic tubes have extremely high corrosion resistance, can withstand strong corrosive chemicals such as hydrochloric acid, nitric acid, sulfuric acid, hydrofluoric acid, etc., have a long service life, and the product is small in size and compact in structure.

[0003] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: in actual application, it is inconvenient to perform pressure relief adjustment operations thereon, and thus it is inconvenient to perform overflow pressure relief operations thereon in subsequent use, and thus it is inconvenient for staff to operate thereon in subsequent use, which reduces the ease of use of the falling film absorber. Therefore, we proposed a falling film absorber to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a falling film absorber, which solves the problem that it is inconvenient to adjust the pressure relief during use, thereby affecting the normal use of subsequent absorbers.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a falling film absorber, comprising a base, a sleeve is fixedly installed on the upper surface of the base, an absorber body is arranged inside the sleeve, a shell is fixedly installed on one side of the upper surface of the base, the top of the shell is connected to the absorber body through a connecting pipe, and the top of the shell is connected to a pressure relief pipe.

[0006] A mesh plate is arranged inside the shell, the bottom of the connecting pipe passes through the mesh plate and extends to the bottom of the mesh plate, a baffle is fixedly installed on the inner bottom wall of the shell, and the top of the baffle contacts the lower surface of the mesh plate.

[0007] One side of the pressure relief pipe is connected to a horizontal pipe, a positioning ring is fixedly installed on the inner wall of the pressure relief pipe, a buffer spring is fixedly installed on the top of the positioning ring, a piston is fixedly installed on the top of the buffer spring, a screw is threadedly connected to the top of the pressure relief pipe, one end of the screw located inside the pressure relief pipe is rotated to be connected to an extrusion plate through a bearing, and the bottom of the extrusion plate contacts the top of the piston.

[0008] Preferably, the top of the absorber body is connected to a water inlet pipe, the surface of the connecting pipe is connected to a valve, and the bottom of the valve is fixedly connected to the top of the shell.

[0009] Preferably, a sealed door is hinged on the top of the shell through a hinge, a handle is fixedly installed on the top of the sealed door, and the surface of the handle is provided with anti-slip grooves.

[0010] Preferably, a fixing plate is fixedly installed at the four corners of the bottom of the base, a positioning rod is fixedly installed at the bottom of the fixing plate, an inclined rod is fixedly installed at the top of the sleeve, and the top of the inclined rod is fixedly connected to the surface of the absorber body.

[0011] Preferably, positioning strips are fixedly mounted on both sides of the inner wall of the shell, plugging holes are opened on the upper surface of the positioning strips, and plugging rods are fixedly mounted on both sides of the bottom of the mesh plate, and the plugging rods are plugged into the plugging holes.

[0012] Preferably, a limit rod is fixedly installed on the inner bottom wall of the sleeve, the top of the limit rod is inserted into the bottom of the absorber body, and an anti-skid plate is fixedly installed on the inner wall of the sleeve. The anti-skid plate is arc-shaped, and the inner wall of the anti-skid plate is provided with anti-slip grooves.

[0013] Preferably, the piston is adapted to the pressure relief pipe, and the surface of the piston is in contact with the inner wall of the pressure relief pipe. Beneficial Effects

[0014] The utility model provides a falling film absorber. Compared with the prior art, it has the following beneficial effects:

[0015] The falling film absorber is filled with liquid into the interior of the shell through a connecting pipe, and then the liquid is filtered through a mesh plate, and the filtered liquid enters the interior of the pressure relief pipe. When the pressure inside the shell is too high, the pressure pushes up the piston on the buffer spring to move, and then the piston is separated from one end of the cross pipe, and water is discharged from the cross pipe, thereby achieving a pressure relief operation, preventing the internal pressure of the container from being too high during subsequent use, facilitating overflow and pressure relief, and improving the convenience of using the absorber.

[0016] At the same time, during use, the screw is tightened so that the extrusion plate on the screw squeezes the piston, and then the piston is located at the axis of the cross tube, so that the cross tube and the pressure relief tube are closed. When pressure relief is required, the screw can be loosened to cancel the limit on the piston, which is convenient for the control of the piston position during subsequent use, facilitates subsequent normal use, and improves the use efficiency of the absorber. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the sleeve of the utility model.

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the shell of the utility model.

[0020] Figure 4 This is a schematic diagram of the structure of the pressure relief pipe of the utility model.

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the positioning strip of the utility model.

[0022] In the figure: 1. base; 2. sleeve; 3. absorber body; 4. shell; 5. connecting pipe; 6. pressure relief pipe; 7. mesh plate; 8. baffle; 9. cross pipe; 10. positioning ring; 11. buffer spring; 12. piston; 13. screw; 14. extrusion plate; 15. water inlet pipe; 16. valve; 17. fixing plate; 18. positioning strip; 19. plug-in rod; 20. limit rod; 21. anti-skid plate. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-5 The utility model provides a technical solution: a falling film absorber, including a base 1, a sleeve 2 is fixedly installed on the upper surface of the base 1, an absorber body 3 is arranged inside the sleeve 2, a shell 4 is fixedly installed on one side of the upper surface of the base 1, the top of the shell 4 is connected to the absorber body 3 through a connecting pipe 5, and the top of the shell 4 is connected to a pressure relief pipe 6.

[0025] A mesh plate 7 is provided inside the shell 4 , the bottom of the connecting pipe 5 passes through the mesh plate 7 and extends to the bottom of the mesh plate 7 , a baffle 8 is fixedly mounted on the inner bottom wall of the shell 4 , and the top of the baffle 8 contacts the lower surface of the mesh plate 7 .

[0026] One side of the pressure relief pipe 6 is connected to a transverse pipe 9, a positioning ring 10 is fixedly installed on the inner wall of the pressure relief pipe 6, a buffer spring 11 is fixedly installed on the top of the positioning ring 10, and a piston 12 is fixedly installed on the top of the buffer spring 11. The connecting pipe 5 fills the interior of the shell 4 with liquid, and then the liquid is filtered through the mesh plate 7, and the filtered liquid enters the interior of the pressure relief pipe 6. When the internal pressure of the shell 4 is too high, the pressure pushes the piston 12 on the buffer spring 11 to move, and then the piston 12 is separated from one end of the transverse pipe 9, and water is discharged from the transverse pipe 9, so as to achieve the pressure relief operation on it, prevent the internal pressure of the container from being too high during subsequent use, facilitate its overflow and pressure relief, and improve the convenience of using the absorber.

[0027] The top of the pressure relief pipe 6 is threadedly connected with a screw rod 13 , and one end of the screw rod 13 located inside the pressure relief pipe 6 is rotated to be connected with an extrusion plate 14 through a bearing, and the bottom of the extrusion plate 14 contacts the top of the piston 12 .

[0028] Tighten the screw 13 so that the extrusion plate 14 on the screw 13 squeezes the piston 12, and then the piston 12 is located at the axis of the cross tube 9, so that the cross tube 9 and the pressure relief pipe 6 are closed. When pressure relief is required, the screw 13 can be loosened to cancel the limit on the piston 12, which is convenient for controlling the position of the piston 12 during subsequent use, facilitates subsequent normal use, and improves the use efficiency of the absorber.

[0029] See also Figure 1 The top of the absorber body 3 is connected to a water inlet pipe 15 , the surface of the connecting pipe 5 is connected to a valve 16 , and the bottom of the valve 16 is fixedly connected to the top of the shell 4 .

[0030] The valve 16 is provided to facilitate the control of the water flow during subsequent use, thereby facilitating subsequent normal use and improving the use efficiency of the absorber.

[0031] See also Figure 1 A sealed door is hinged on the top of the shell 4 through a hinge, and a handle is fixedly installed on the top of the sealed door, and the surface of the handle is provided with anti-slip grooves.

[0032] The provided sealing door facilitates the sealing operation of the shell 4 during use, and facilitates the subsequent inspection and maintenance operations on the inside of the shell 4 during use.

[0033] See also Figure 1A fixing plate 17 is fixedly installed at the four corners of the bottom of the base 1, a positioning rod is fixedly installed at the bottom of the fixing plate 17, an inclined rod is fixedly installed at the top of the sleeve 2, and the top of the inclined rod is fixedly connected to the surface of the absorber body 3.

[0034] The provision of the fixing plate 17 facilitates the positioning and installation operation thereof, and improves the stability of the absorber during subsequent use.

[0035] See also Figure 3 , Figure 5 Positioning strips 18 are fixedly installed on both sides of the inner wall of the shell 4, and plug-in holes are opened on the upper surface of the positioning strips 18. Plug-in rods 19 are fixedly installed on both sides of the bottom of the mesh plate 7, and the plug-in rods 19 are plugged into the plug-in holes.

[0036] The positioning strip 18 is provided to facilitate the positioning of the plug-in rod 19 during use. Meanwhile, the provision of the plug-in rod 19 facilitates the limiting operation of the mesh plate 7 .

[0037] See also Figure 2 A limit rod 20 is fixedly installed on the inner bottom wall of the sleeve 2, and the top of the limit rod 20 is inserted into the bottom of the absorber body 3. An anti-skid plate 21 is fixedly installed on the inner wall of the sleeve 2. The anti-skid plate 21 is arc-shaped, and the inner wall of the anti-skid plate 21 is provided with anti-slip grooves.

[0038] The provided limiting rod 20 can facilitate the insertion and limiting of the absorber body 3 during use, thereby facilitating subsequent installation operations.

[0039] See also Figure 1 , Figure 4 The piston 12 is adapted to the pressure relief pipe 6 , and the surface of the piston 12 is in contact with the inner wall of the pressure relief pipe 6 .

[0040] During operation, the connecting pipe 5 fills liquid into the interior of the shell 4, and then the liquid is filtered through the mesh plate 7, and the filtered liquid enters the interior of the pressure relief pipe 6. When the internal pressure of the shell 4 is too high, the pressure pushes the piston 12 on the buffer spring 11 to move, and then the piston 12 is separated from one end of the cross pipe 9, and water is discharged from the cross pipe 9, thereby achieving a pressure relief operation on it, preventing the internal pressure of the container from being too high during subsequent use, facilitating its overflow and pressure relief, and improving the convenience of using the absorber.

[0041] During use, the screw 13 is tightened so that the extrusion plate 14 on the screw 13 squeezes the piston 12, and then the piston 12 is located at the axis of the cross tube 9, so that the cross tube 9 and the pressure relief pipe 6 are closed. When pressure relief is required, the screw 13 can be loosened to cancel the limit on the piston 12, which is convenient for the control of the position of the piston 12 during subsequent use, facilitates subsequent normal use, and improves the use efficiency of the absorber.

[0042] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A falling film absorber, comprising a base (1), characterized in that: A sleeve (2) is fixedly mounted on the upper surface of the base (1), an absorber body (3) is arranged inside the sleeve (2), a shell (4) is fixedly mounted on one side of the upper surface of the base (1), the top of the shell (4) is connected to the absorber body (3) via a connecting pipe (5), and the top of the shell (4) is connected to a pressure relief pipe (6); A mesh plate (7) is provided inside the shell (4); the bottom of the connecting pipe (5) passes through the mesh plate (7) and extends to below the mesh plate (7); a baffle plate (8) is fixedly mounted on the inner bottom wall of the shell (4); the top of the baffle plate (8) contacts the lower surface of the mesh plate (7); One side of the pressure relief pipe (6) is connected to a transverse pipe (9); a positioning ring (10) is fixedly mounted on the inner wall of the pressure relief pipe (6); a buffer spring (11) is fixedly mounted on the top of the positioning ring (10); a piston (12) is fixedly mounted on the top of the buffer spring (11); a screw rod (13) is threadedly connected to the top of the pressure relief pipe (6); one end of the screw rod (13) located inside the pressure relief pipe (6) is rotated through a bearing to be connected to an extrusion plate (14); the bottom of the extrusion plate (14) contacts the top of the piston (12).

2. The falling film absorber according to claim 1, characterized in that: The top of the absorber body (3) is connected to a water inlet pipe (15), the surface of the connecting pipe (5) is connected to a valve (16), and the bottom of the valve (16) is fixedly connected to the top of the shell (4).

3. The falling film absorber according to claim 1, characterized in that: A sealed door is hingedly connected to the top of the housing (4) via a hinge, a handle is fixedly mounted on the top of the sealed door, and the surface of the handle is provided with anti-slip grooves.

4. The falling film absorber according to claim 1, characterized in that: A fixing plate (17) is fixedly mounted at each of the four corners of the bottom of the base (1), a positioning rod is fixedly mounted at the bottom of the fixing plate (17), an inclined rod is fixedly mounted at the top of the sleeve (2), and the top of the inclined rod is fixedly connected to the surface of the absorber body (3).

5. The falling film absorber according to claim 1, characterized in that: Positioning strips (18) are fixedly mounted on both sides of the inner wall of the housing (4), and a plugging hole is provided on the upper surface of the positioning strips (18). Plug-in rods (19) are fixedly mounted on both sides of the bottom of the mesh plate (7), and the plug-in rods (19) are plugged into the plugging holes.

6. The falling film absorber according to claim 1, characterized in that: A limit rod (20) is fixedly mounted on the inner bottom wall of the sleeve (2), the top of the limit rod (20) is inserted into the bottom of the absorber body (3), and an anti-skid plate (21) is fixedly mounted on the inner wall of the sleeve (2). The anti-skid plate (21) is arc-shaped, and anti-skid patterns are provided on the inner wall of the anti-skid plate (21).

7. The falling film absorber according to claim 1, characterized in that: The piston (12) is adapted to the pressure relief pipe (6), and the surface of the piston (12) is in contact with the inner wall of the pressure relief pipe (6).

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