Desalination and separation device for desulfurization wastewater from power plant

Abstract

A desalination and separation device for desulfurization wastewater from a power plant, the device comprising a separation mechanism (100) and a deployment mechanism (200), wherein the separation mechanism (100) comprises a separation barrel (101), a power portion (102) arranged on the separation barrel (101), a mounting portion (104) arranged in the separation barrel (101), a filtration portion (103) arranged between the mounting portion (104) and the power portion (102), and a linkage portion (105) arranged on the mounting portion (104); and the deployment mechanism (200) comprises a guide portion (201) arranged in the separation barrel (101), and a reset portion (202) arranged on the guide portion (201). The desalination and separation device for desulfurization wastewater from a power plant accelerates the sedimentation speed of flocculants by means of reciprocating motion of fan-shaped filter screens (103b), thereby improving the efficiency of desalination and separation for desulfurization wastewater.

Description

Power plant desulfurization wastewater desalination separation device TECHNICAL FIELD

[0001] The present application relates to the technical field of desulfurization wastewater desalination separation, and particularly relates to a power plant desulfurization wastewater desalination separation device. BACKGROUND

[0002] Desulfurization wastewater is mainly the discharge water of the absorption tower in the boiler flue gas wet desulfurization (limestone / gypsum method) process. In order to maintain the material balance of the slurry circulating system of the desulfurization device, prevent the soluble part in the flue gas, i.e. the chlorine concentration, from exceeding the specified value, and ensure the quality of gypsum, a certain amount of wastewater must be discharged from the system. The wastewater mainly comes from the gypsum dewatering and cleaning system, and the impurities contained in the wastewater mainly include suspended solids, supersaturated sulfites, sulfates and heavy metals, many of which are the first class of pollutants that are strictly controlled in the national environmental protection standard.

[0003] After the desulfurization wastewater passes through the neutralization reaction and flocculation reaction, the clarified and flocculated wastewater flows from the reaction tank into the clarifier tank, the flocculation material is deposited at the bottom and is concentrated into sludge by gravity, and the flocculation material takes a long time to concentrate by gravity sedimentation, which affects the desalination separation efficiency of the desulfurization wastewater.

[0004] SUMMARY

[0005] In view of the above problems existing in the prior art power plant desulfurization wastewater desalination separation device, the present application is proposed.

[0006] Therefore, the present application aims to provide a power plant desulfurization wastewater desalination separation device, which aims to accelerate the flocculation material sedimentation concentration time.

[0007] To solve the above technical problems, the present application provides the following technical scheme: comprising,

[0008] The separation mechanism comprises a separation barrel, a power part arranged on the separation barrel, a mounting part arranged in the separation barrel, a filter part arranged between the mounting part and the power part, and a linkage part arranged on the mounting part.

[0009] The expansion mechanism comprises a guide part arranged in the separation barrel, a reset part arranged on the guide part, a contact part arranged on the reset part, a squeezing part arranged on the guide part, and a moving-out part arranged on the guide part.

[0010] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the power part comprises a power mounting frame arranged on the separation barrel, a motor arranged on the power mounting frame, a threaded rod arranged on the motor, and a threaded sleeve arranged on the threaded rod.

[0011] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the mounting part comprises an annular frame arranged in the separation barrel, a mounting socket arranged on the annular frame, and a mounting ring arranged on the annular frame.

[0012] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the filter part comprises a first rotating shaft arranged on the threaded sleeve, a second rotating shaft arranged on the mounting ring, and a fan-shaped filter screen arranged between the first rotating shaft and the second rotating shaft, wherein the fan-shaped filter screen is arranged in a plurality of pieces and combined to form an annular shape.

[0013] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the linkage part comprises a linkage shaft arranged on the mounting ring and connected with the second rotating shaft, a linkage swing arranged on the linkage shaft, and a linkage rod arranged between adjacent two linkage swings.

[0014] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the guide part comprises a U-shaped guide frame arranged in the separation barrel and matched with the mounting socket, a sliding chute plate arranged in the U-shaped guide frame, and a sliding block arranged on the sliding chute plate.

[0015] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the reset part comprises a reset spline shaft arranged on the sliding block and connected with the linkage shaft, a reset plate arranged on the reset spline shaft, wherein the reset plate is fixedly connected with the reset spline shaft, and a reset torsion spring arranged between the reset plate and the sliding block.

[0016] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the abutting part comprises an abutting swing arranged on the reset spline shaft and an extension spring arranged on the reset spline shaft and connected with the abutting swing.

[0017] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the extrusion part comprises an extrusion plate arranged in the U-shaped guide frame, an extrusion slot arranged on the extrusion plate, an entering slot arranged on the extrusion plate, an entering cutting surface arranged on the extrusion slot, and wherein the bottom of the entering cutting surface is flush with the top of the entering slot.

[0018] As a preferred scheme of the power plant desulfurization wastewater desalination separation device, the moving-out part comprises a moving-out groove arranged on the extrusion plate and communicated with the extrusion clamping groove, a moving-out resisting plate arranged on the extrusion plate, and a moving-out cutting surface arranged on the moving-out resisting plate, wherein the moving-out cutting surface is located between the moving-out groove and the extrusion clamping groove, and the end of the moving-out cutting surface is located at the outer edge of the moving-out groove and the extrusion clamping groove.

[0019] The fan-shaped filter screens are in a horizontal state when descending, and the fan-shaped filter screens extrude the flocculating substances to the lower part of the separation barrel, so as to accelerate the settling speed of the flocculating substances. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0021] Fig. 1 is a schematic diagram of the overall structure of the power plant desulfurization wastewater desalination separation device.

[0022] Fig. 2 is a schematic diagram of the structure of the installation part of the power plant desulfurization wastewater desalination separation device.

[0023] Fig. 3 is a schematic diagram of the structure of the filter part of the power plant desulfurization wastewater desalination separation device in a horizontal state.

[0024] Fig. 4 is a schematic diagram of the structure of the filter part of the power plant desulfurization wastewater desalination separation device in an inclined state.

[0025] Fig. 5 is a schematic diagram of the local enlargement of part A in Fig. 3 of the power plant desulfurization wastewater desalination separation device.

[0026] Fig. 6 is a schematic diagram of the structure of the guide part of the power plant desulfurization wastewater desalination separation device.

[0027] Fig. 7 is a schematic diagram of the local enlargement of part B in Fig. 6 of the power plant desulfurization wastewater desalination separation device.

[0028] Fig. 8 is a schematic diagram of the structure of the entering cutting surface of the power plant desulfurization wastewater desalination separation device.

[0029] Figure: separation mechanism 100; separation barrel 101; power unit 102; power mounting bracket 102a; motor 102b; threaded rod 102c; threaded sleeve 102d; filter unit 103; first rotating shaft 103a; fan-shaped filter screen 103b; second rotating shaft 103c; mounting unit 104; annular frame 104a; mounting bayonet 104b; mounting ring 104c; linkage unit 105; linkage shaft 105a; linkage swing 105b; linkage rod 105c; unfolding mechanism 200; guide unit 201; U-shaped guide frame 201a; sliding chute plate 201b; sliding block 201c; reset unit 202; reset spline shaft 202a; reset plate 202b; reset torsional spring 202c; abutting unit 203; abutting swing 203a; extension spring 203b; extrusion unit 204; extrusion plate 204a; extrusion slot 204b; entry slot 204c; entry cutting surface 204d; moving-out unit 205; moving-out slot 205a; moving-out abutting plate 205b; moving-out cutting surface 205c. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned objectives, features and advantages of the present application more apparent, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0031] In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, it will be apparent to one skilled in the art that the present application can be practiced without the specific details given herein. In other instances, well-known methods have not been described in detail in order to avoid unnecessarily obscuring the present application.

[0032] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments.

[0033] Thirdly, the present application is described in detail in conjunction with the schematic diagram. In the detailed description of the embodiments of the present application, the cross-sectional view of the device structure is partially enlarged without the general proportion for the convenience of description, and the schematic diagram is only an example, which should not limit the scope of protection of the present application herein. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual manufacture.

[0034] Embodiment 1

[0035] Referring to FIGS. 1-3, a first embodiment of the present application provides a power plant desulfurization wastewater desalination separation device, which comprises,

[0036] The separating mechanism 100 comprises a separating barrel 101, a power part 102 arranged on the separating barrel 101, a mounting part 104 arranged in the separating barrel 101, a filtering part 103 arranged between the mounting part 104 and the power part 102, and a linkage part 105 arranged on the mounting part 104.

[0037] The unfolding mechanism 200 comprises a guide part 201 arranged in the separating barrel 101, a reset part 202 arranged on the guide part 201, a contact part 203 arranged on the reset part 202, a pressing part 204 arranged on the guide part 201, and a moving-out part 205 arranged on the guide part 201.

[0038] In use, the power part 102 drives the filtering part 103 to make the mounting part 104 descend along the guide part 201, the filtering part 103 descends to press the flocculating material to the bottom of the separating barrel 101, when the mounting part 104 drives the linkage part 105 to make the contact part 203 descend to the pressing part 204, the contact part 203 enters the pressing part 204, the pressing part 204 presses the contact part 203 to make the linkage part 105 rotate, the linkage part 105 drives the filtering part 103 to rotate, so that the filtering part 103 is inclined, the power part 102 drives the filtering part 103 to make the mounting part 104 ascend along the guide part 201, the flocculating material above the filtering part 103 enters the lower part of the filtering part 103 through the gap, when the contact part 203 moves to the moving-out part 205, the moving-out part 205 presses the contact part 203 to make the contact part 203 separate from the pressing part 204, when the contact part 203 stops being pressed, the reset part 202 rotates to reset, and drives the linkage part 105 to reset the filtering part 103, so that the next cycle of pressing is performed, and the precipitation speed of the flocculating material is accelerated.

[0039] Embodiment 2

[0040] Referring to FIG. 1-5, the second embodiment of the present application is different from the first embodiment in that the power part 102 comprises a power mounting frame 102a arranged on the separating barrel 101, a motor 102b arranged on the power mounting frame 102a, a threaded rod 102c arranged on the motor 102b, and a threaded sleeve 102d arranged on the threaded rod 102c.

[0041] Preferably, the bottom of the separating barrel 101 is provided with supporting legs and a sewage pipe, the sewage pipe is provided with an electromagnetic control valve, when the sludge precipitates to a certain thickness, the sewage pipe is opened to discharge the sludge, the motor 102b is a servo motor, which is electrically connected with an external power supply and is controlled through a control switch, the threaded sleeve 102d is threadedly arranged on the threaded rod 102c, one end of the threaded rod 102c is rotatably connected with the inside of the separating barrel 101 through a supporting frame, so as to increase the stability and structural strength of the threaded rod 102c.

[0042] The mounting part 104 comprises an annular frame 104a arranged in the separation barrel 101, a mounting socket 104b arranged on the annular frame 104a, and a mounting ring 104c arranged on the annular frame 104a.

[0043] Preferably, the annular frame 104a is in sliding connection with the separation barrel 101, and the annular frame 104a is used for protecting the linkage part 105. The mounting socket 104b is arranged so that the annular frame 104a is limited by the guide part 201 and prevented from rotating, thereby ensuring that the threaded rod 102c can drive the threaded sleeve 102d to move the annular frame 104a. The mounting ring 104c is used for mounting the filtering part 103 and increasing the structural strength of the device.

[0044] The filtering part 103 comprises a first rotating shaft 103a arranged on the threaded sleeve 102d, a second rotating shaft 103c arranged on the mounting ring 104c, and a fan-shaped filter screen 103b arranged between the first rotating shaft 103a and the second rotating shaft 103c. The fan-shaped filter screen 103b is arranged in a plurality of pieces and combined to form an annular shape.

[0045] Preferably, the first rotating shaft 103a is arranged in a plurality of pieces and rotatably arranged on the outer periphery of the threaded sleeve 102d. The first rotating shaft 103a is provided with a clamping groove for fixing the fan-shaped filter screen 103b. The fan-shaped filter screen 103b is provided with arc-shaped chamfers on both sides, so that the fan-shaped filter screen 103b will not be stuck when rotating and tilting, thereby ensuring normal operation of the device. The second rotating shaft 103c is rotatably arranged on the mounting ring 104c.

[0046] The linkage part 105 comprises a linkage shaft 105a arranged on the mounting ring 104c and connected with the second rotating shaft 103c, a linkage swing 105b arranged on the linkage shaft 105a, and a linkage rod 105c arranged between adjacent two linkage swings 105b.

[0047] Preferably, the linkage shaft 105a is rotatably arranged on the mounting ring 104c and fixedly connected with one end of the second rotating shaft 103c. The linkage swing 105b is fixedly arranged on the linkage shaft 105a. Adjacent two linkage rods 105c are arranged in staggered manner in height, so as to prevent the linkage rod 105c from being stuck when rotating. The two ends of the linkage rod 105c are rotatably connected with the surfaces of adjacent two linkage swings 105b, thereby ensuring normal operation of the device.

[0048] The remaining structure is the same as that of the structure of the first embodiment.

[0049] During use, the electric motor 102b drives the threaded rod 102c to lower the threaded sleeve 102d, the threaded sleeve 102d drives the first rotating shaft 103a to lower the fan-shaped filter screen 103b, the fan-shaped filter screen 103b drives the second rotating shaft 103c to lower the mounting ring 104c, the mounting ring 104c drives the annular frame 104a to lower along the guide part 201, the fan-shaped filter screen 103b lowers to extrude the condensed flocculation to the bottom of the separation barrel 101, the mounting ring 104c drives the linkage shaft 105a to lower the reset part 202, the reset part 202 drives the abutting part 203 to lower, the abutting part 203 enters the extrusion part 204, the extrusion part 204 extrudes the abutting part 203 to rotate the reset part 202, the reset part 202 drives the linkage shaft 105a to rotate, the linkage shaft 105a drives the linkage swing 105b to rotate, due to the arrangement of the linkage rod 105c, the plurality of linkage swings 105b rotate simultaneously, thereby driving the plurality of linkage shafts 105a to rotate, the linkage shaft 105a drives the second rotating shaft 103c to rotate and tilt the fan-shaped filter screen 103b, the electric motor 102b reversely rotates, thereby driving the second rotating shaft 103c to rise, the condensed flocculation above the second rotating shaft 103c enters below the second rotating shaft 103c through the gap between the adjacent two second rotating shafts 103c, the second rotating shaft 103c drives the abutting part 203 to rise, due to the arrangement of the moving-out part 205, the moving-out part 205 extrudes the abutting part 203 out of the extrusion part 204, the reset part 202 automatically resets, simultaneously driving the second rotating shaft 103c to reset, and then the next cycle of extrusion is performed.

[0050] Embodiment 3

[0051] Referring to FIGS. 5-8, the third embodiment of the present application is different from the second embodiment in that the guide part 201 comprises a U-shaped guide frame 201a arranged in the separation barrel 101 and matched with the mounting socket 104b, a sliding chute plate 201b arranged in the U-shaped guide frame 201a, and a sliding block 201c arranged on the sliding chute plate 201b.

[0052] Preferably, the U-shaped guide frame 201a is used to limit the mounting ring 104c to prevent the mounting ring 104c from rotating, thereby ensuring the normal operation of the device, and the U-shaped guide frame 201a provides space for the rotation of the abutting part 203.

[0053] The reset part 202 comprises a reset spline shaft 202a arranged on the sliding block 201c and connected with the linkage shaft 105a, a reset plate 202b arranged on the reset spline shaft 202a and fixedly connected with the reset spline shaft 202a, and a reset torsion spring 202c arranged between the reset plate 202b and the sliding block 201c.

[0054] Preferably, one end of the reset spline shaft 202a is fixedly connected with the linkage shaft 105a, and the other end of the reset spline shaft 202a is rotatably connected with the sliding block 201c, so that the reset spline shaft 202a can rotate and drive the linkage shaft 105a to rotate at the same time. The reset plate 202b is used for mounting the reset torsional spring 202c. One end of the reset torsional spring 202c is fixedly connected with the sliding block 201c, and the other end is fixedly connected with the reset plate 202b. The reset plate 202b is fixedly connected with the reset spline shaft 202a. The reset spline shaft 202a drives the reset plate 202b to rotate. The reset plate 202b drives the reset torsional spring 202c to rotate. The elastic force of the reset torsional spring 202c ensures the stability of the reset spline shaft 202a and the stability of the fan-shaped filter screen 103b.

[0055] The abutting part 203 comprises an abutting swing 203a arranged on the reset spline shaft 202a and an extension spring 203b arranged on the reset spline shaft 202a and connected with the abutting swing 203a.

[0056] Preferably, the abutting swing 203a is slidably arranged on the reset spline shaft 202a, and the mounting hole of the abutting swing 203a is provided with a spline groove matched with the reset spline shaft 202a, so that the abutting swing 203a can move along the reset spline shaft 202a, and the abutting swing 203a can drive the reset spline shaft 202a to rotate when the abutting swing 203a rotates, thereby ensuring the normal operation of the device. The extension spring 203b is arranged. The elastic force of the extension spring 203b enables the abutting swing 203a to automatically enter the extrusion part 204.

[0057] The extrusion part 204 comprises an extrusion plate 204a arranged in the U-shaped guide frame 201a, an extrusion clamping groove 204b arranged on the extrusion plate 204a, an entry groove 204c arranged on the extrusion plate 204a, an entry cutting surface 204d arranged on the extrusion clamping groove 204b, and the bottom of the entry cutting surface 204d is flush with the top of the entry groove 204c.

[0058] Preferably, the setting of the entering slot 204c enables the abutment swing 203a to enter the extrusion clamping slot 204b, the slot walls on both sides of the extrusion clamping slot 204b can prevent the abutment swing 203a from disengaging, and the thickness of the extrusion clamping slot 204b is much greater than the inner wall of the U-shaped guide frame 201a, so that the extrusion clamping slot 204b can extrude the abutment swing 203a to make it rotate, and the angle of the abutment swing 203a is set to be inclined downward, so that the abutment swing 203a can rotate downward when it is extruded, thereby making the fan-shaped filter screen 103b tilt and open, and the smaller the inclination angle of the abutment swing 203a, the thicker the thickness of the extrusion clamping slot 204b, the greater the rotation angle of the abutment swing 203a, and the greater the inclination angle of the fan-shaped filter screen 103b, which facilitates the downward flow of the flocculation to the lower side of the fan-shaped filter screen 103b and enters the cutting surface 204d, which enables the abutment swing 203a to more smoothly enter the extrusion clamping slot 204b, prevents the corners of the extrusion clamping slot 204b from rubbing against the abutment swing 203a, increases the service life of the abutment swing 203a, and reduces the possibility of the abutment swing 203a disengaging from the extrusion clamping slot 204b when it enters;

[0059] Further, the bottom of the entering cutting surface 204d is flush with the top of the entering slot 204c, and when the abutment swing 203a passes through the entering slot 204c, the abutment swing 203a can automatically extrude the entering cutting surface 204d by moving upward, and due to the inclined setting of the entering cutting surface 204d, the abutment swing 203a can enter the extrusion clamping slot 204b along the entering cutting surface 204d.

[0060] The moving-out part 205 includes a moving-out slot 205a arranged on the extrusion plate 204a and in communication with the extrusion clamping slot 204b, a moving-out abutment plate 205b arranged on the extrusion plate 204a, and a moving-out cutting surface 205c arranged on the moving-out abutment plate 205b, wherein the moving-out cutting surface 205c is located between the moving-out slot 205a and the extrusion clamping slot 204b, and the end of the moving-out cutting surface 205c is located at the outer edge of the moving-out slot 205a and the extrusion clamping slot 204b.

[0061] Preferably, the moving-out slot 205a provides space for the abutment swing 203a to move out of the extrusion clamping slot 204b, the thickness of the moving-out abutment plate 205b is greater than that of the extrusion clamping slot 204b, the contact area between the moving-out cutting surface 205c and the abutment swing 203a is increased, and the possibility of disengagement is reduced, the moving-out cutting surface 205c is matched with the extrusion clamping slot 204b and the moving-out slot 205a, so that when the abutment swing 203a rises to the moving-out abutment plate 205b, it directly contacts the moving-out cutting surface 205c, preventing the possibility of being stuck, and the abutment swing 203a can move along the moving-out cutting surface 205c to the outside of the extrusion plate 204a, preventing the abutment swing 203a from descending into the moving-out slot 205a or the extrusion clamping slot 204b, and ensuring the normal operation of the device.

[0062] The remaining structure is the same as that of Example 2.

[0063] During use, when the second rotating shaft 103c drives the mounting ring 104c to descend, the mounting ring 104c drives the linkage shaft 105a to make the reset spline shaft 202a descend, the reset spline shaft 202a drives the sliding block 201c to move along the sliding groove plate 201b, at the same time, the reset spline shaft 202a drives the abutting swing 203a to descend, the elastic force of the extension spring 203b drives the abutting swing 203a to enter the extrusion clamping groove 204b through the entering groove 204c and the entering tangent surface 204d, the reverse rotation of the starting motor 102b drives the mounting ring 104c to ascend, the extrusion clamping groove 204b extrudes the abutting swing 203a to make the reset spline shaft 202a rotate, the reset spline shaft 202a drives the reset plate 202b to rotate, the reset plate 202b drives the reset torsional spring 202c to rotate, at the same time, the reset spline shaft 202a drives the linkage shaft 105a to rotate, the linkage shaft 105a drives the linkage swing 105b to rotate, due to the setting of the linkage rod 105c, multiple linkage shafts 105a rotate simultaneously, the linkage shaft 105a drives the second rotating shaft 103c to make the fan-shaped filter screen 103b rotate and tilt, so that the condensed floc above the fan-shaped filter screen 103b enters the lower part of the fan-shaped filter screen 103b through the gap between the fan-shaped filter screens 103b, when the abutting swing 203a moves to the position of moving out of the abutting plate 205b, the moving-out tangent surface 205c extrudes the abutting swing 203a to make the abutting swing 203a move out through the moving-out groove 205a, due to the lack of extrusion limiting of the extrusion clamping groove 204b, the elastic force of the reset torsional spring 202c drives the reset spline shaft 202a to make the linkage shaft 105a reset, the linkage shaft 105a drives the second rotating shaft 103c to make the fan-shaped filter screen 103b reset, and the next cycle of extrusion is carried out.

[0064] It is important to note that the constructions and arrangements of the application shown in the various exemplary embodiments are illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily envision many modifications to the embodiments discussed with the scope of the application. For example, while processes are presented in a particular order, this should not be understood as requiring that the processes be performed in the particular order shown or in sequential order, or that all processes be performed, to achieve desirable results. In certain circumstances, multitasking and parallel processing can be advantageous. Moreover, the separation of various system components in the embodiments described herein should not be understood as requiring such separation in all embodiments, and it should be understood that the described program components can generally be integrated together in a single program or application. Also, the various exemplary embodiments can be used together in any combination. Those skilled in the art will readily recognize many modifications and variations of this application, which are of general character, or are otherwise within the scope of the application. Therefore, all such modifications and variations that come within the scope of the following claims should be considered within the scope of the application.

[0065] It should be noted that the above examples are intended to be illustrative only and not limiting of the present application. Although the present application has been described in detail with reference to particular embodiments, it should be understood that those skilled in the art, upon attaining an understanding of the nature of the present application, can readily apply the teachings herein to other applications and modifications to the present application. Accordingly, the proper scope of the present application is to be indicated by the appended claims rather than the foregoing description, and all changes that come within the meaning and range of equivalents are intended to be embraced therein.

Claims

1. A power plant desulfurization wastewater desalination separation device, characterized in that: Comprising, The separation mechanism (100) comprises a separation barrel (101), a power part (102) arranged on the separation barrel (101), a mounting part (104) arranged in the separation barrel (101), a filter part (103) arranged between the mounting part (104) and the power part (102), and a linkage part (105) arranged on the mounting part (104); The unfolding mechanism (200) comprises a guide part (201) arranged in the separation barrel (101), a reset part (202) arranged on the guide part (201), a contact part (203) arranged on the reset part (202), a pressing part (204) arranged on the guide part (201), and a moving-out part (205) arranged on the guide part (201); The power part (102) comprises a power mounting bracket (102a) arranged on the separation barrel (101), a motor (102b) arranged on the power mounting bracket (102a), a threaded rod (102c) arranged on the motor (102b), and a threaded sleeve (102d) arranged on the threaded rod (102c); The mounting part (104) comprises an annular frame (104a) arranged in the separation barrel (101), a mounting bayonet (104b) arranged on the annular frame (104a), and a mounting ring (104c) arranged on the annular frame (104a); The filter part (103) comprises a first rotating shaft (103a) arranged on the threaded sleeve (102d), a second rotating shaft (103c) arranged on the mounting ring (104c), and a fan-shaped filter screen (103b) arranged between the first rotating shaft (103a) and the second rotating shaft (103c), wherein the fan-shaped filter screen (103b) is provided with a plurality of parts and is combined to form an annular shape; The linkage part (105) comprises a linkage shaft (105a) arranged on the mounting ring (104c) and connected with the second rotating shaft (103c), and a linkage swing (105b) arranged on the linkage shaft (105a), wherein adjacent two linkage swings (105b) are provided with a linkage rod (105c) therebetween; The guide part (201) comprises a U-shaped guide frame (201a) arranged in the separation barrel (101) and matched with the mounting bayonet (104b), a sliding chute plate (201b) arranged in the U-shaped guide frame (201a), and a sliding block (201c) arranged on the sliding chute plate (201b); The reset part (202) comprises a reset spline shaft (202a) arranged on the sliding block (201c) and connected with the linkage shaft (105a), a reset plate (202b) arranged on the reset spline shaft (202a), and a reset torsional spring (202c) arranged between the reset plate (202b) and the sliding block (201c).

2. The power plant desulfurization wastewater desalination separation device of claim 1, wherein: The abutting part (203) comprises an abutting swing (203a) arranged on the reset spline shaft (202a), and a telescopic spring (203b) arranged on the reset spline shaft (202a) and connected with the abutting swing (203a).

3. The power plant desulfurization wastewater desalination separation device of claim 2, wherein: The extruding part (204) comprises an extruding plate (204a) arranged in the U-shaped guide frame (201a), an extruding clamping groove (204b) arranged on the extruding plate (204a), an entering groove (204c) arranged on the extruding plate (204a), and an entering tangent surface (204d) arranged on the extruding clamping groove (204b), wherein the bottom of the entering tangent surface (204d) is flush with the top of the entering groove (204c).

4. The power plant desulfurization wastewater desalination separation device of claim 3, wherein: The moving-out part (205) comprises a moving-out groove (205a) arranged on the extruding plate (204a) and communicated with the extruding clamping groove (204b), a moving-out abutting plate (205b) arranged on the extruding plate (204a), a moving-out tangent surface (205c) arranged on the moving-out abutting plate (205b), wherein the moving-out tangent surface (205c) is located between the moving-out groove (205a) and the extruding clamping groove (204b), and the end of the moving-out tangent surface (205c) is located at the outer edge of the moving-out groove (205a) and the extruding clamping groove (204b).

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