Steam conveying device for heat pump flash evaporation stripping deamination

Abstract

The utility model discloses a steam conveying device for heat pump flash steam stripping deamination, which comprises a base and a steam engine, the top end of the base is fixedly connected with a stripping deamination tower main body, the outer wall of the stripping deamination tower main body penetrates through and is fixedly connected with a steam inlet pipeline, the outer wall of the steam engine is fixedly connected with a conveying pipeline, and the steam inlet pipeline is fixedly connected with a steam outlet pipeline. A sealing device is arranged on the outer wall of the conveying pipeline, a connecting pipeline is rotated, the connecting pipeline drives a convex sealing block to be in threaded connection with the steam inlet pipeline, the convex sealing block moves towards the interior of the steam inlet pipeline till the convex sealing block makes contact with a concave sealing block, and an upper fixing block and a lower fixing block are turned over. The upper fixing block and the lower fixing block shield the connecting position of the connecting pipeline and the steam inlet pipeline, the threaded rod is rotated, the threaded rod rotates to drive the arc-shaped sealing block to move, the arc-shaped sealing block is driven to seal the connecting position of the connecting pipeline and the steam inlet pipeline, and the sealing effect of the device is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater deamination technology field, concretely is a steam delivery device for heat pump flash evaporation steam stripping deamination. BACKGROUND

[0002] Ammonia-containing wastewater removal technologies usually include biochemical method, stripping method, stripping method, breakpoint chlorination method, ion exchange method, chemical precipitation method, membrane separation method, etc. Currently, high-concentration ammonia-nitrogen wastewater with ammonia-nitrogen content of 500-10000 ppm generated in industry usually adopts steam stripping method. Stripping method is to use steam stripping to convert free ammonia in wastewater into ammonia gas to escape.

[0003] Publication No. CN202246318U discloses a composite stripping deamination tower, mainly composed of rectification section, stripping section, first-stage flash evaporation section, second-stage flash evaporation section, first-stage mixing section and second-stage mixing section, which is a multifunctional device integrating vacuum flash evaporation, vapor-liquid mixing, stripping deamination and ammonia water rectification. It is a key equipment in energy-saving stripping deamination technology and one of the important unit devices in high-efficiency energy-saving heat pump flash evaporation steam stripping deamination system device. The device has high deamination efficiency, low energy consumption and small floor area. It fundamentally solves the problems of fouling and blocking of ordinary heat exchangers caused by suspended solids in wastewater. At the same time, the use of flash evaporation technology not only exchanges heat between the heat of deamination wastewater and the heat of treated wastewater, but also further reduces the ammonia-nitrogen content in deamination wastewater after flash evaporation, providing a strong guarantee for wastewater discharge up to standard.

[0004] In the above technical solution, the stripping deamination tower is connected together with the steam delivery pipeline through flanges at the stripping steam inlet. After long-term use, the sealing gasket between the two flanges will be aged and corroded, causing poor sealing effect. In addition, a number of screws are needed to be screwed between the two connecting flanges, which is troublesome for disassembly and installation. Utility model content

[0005] The utility model aims at providing a steam delivery device for heat pump flash evaporation steam stripping deamination to solve the problems raised in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a steam delivery device for flash evaporation steam stripping ammonia of heat pump, including base and steam engine, the top of base is fixedly connected with stripping ammonia tower main body, the outer wall of stripping ammonia tower main body is penetrated and is fixedly connected with steam import pipeline, the outer wall of steam engine is fixedly connected with delivery pipeline, the outer wall of delivery pipeline is provided with sealing device, the inner wall of steam import pipeline is fixedly connected with recessed sealing block, the inner wall of steam import pipeline is provided with thread groove, the outer wall of delivery pipeline is rotatably connected with connecting pipeline, the outer wall of connecting pipeline is fixedly connected with convex sealing block, the outer wall of convex sealing block is provided with external thread.

[0007] As a further preferred of the technical scheme, the outer wall of the connecting pipeline is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with an upper fixed block, and the top of the upper fixed block penetrates and is fixedly connected with a fixed column.

[0008] As a further preferred of the technical scheme, the inside of the fixed column penetrates and is threadedly connected with a fixed column, the inner wall of the upper fixed block is slidably connected with an arc-shaped sealing block, and the bottom end of the threaded rod is rotatably connected with the top end of the arc-shaped sealing block.

[0009] As a further preferred of the technical scheme, the bottom end of the rotating shaft is rotatably connected with a lower fixed block, and the inside of the lower fixed block is also provided with a fixed column, a fixed column and an arc-shaped sealing block.

[0010] As a further preferred of the technical scheme, the inside of the delivery pipeline is provided with an auxiliary device, the inside bottom end of the delivery pipeline is fixedly connected with an outer shell, and the inside of the outer shell penetrates and is rotatably connected with a driving shaft.

[0011] As a further preferred of the technical scheme, one end of the driving shaft located in the inside of the outer shell is fixedly connected with a baffle, the outer wall of the outer shell is provided with an inlet and outlet, the top end of the driving shaft is fixedly connected with a first bevel gear, and the outer wall of the delivery pipeline penetrates and is rotatably connected with a driven shaft.

[0012] As a further preferred of the technical scheme, one end of the driven shaft is fixedly connected with a second bevel gear, the other end of the driven shaft is fixedly connected with a fan, and the first bevel gear is engaged with the second bevel gear.

[0013] The utility model provides a steam delivery device for flash evaporation steam stripping ammonia of heat pump, has the following beneficial effects:

[0014] (1) The utility model discloses a rotating connecting pipeline drives convex sealing block and steam inlet pipeline threaded connection, and convex sealing block moves to steam inlet pipeline inside, until convex sealing block and concave sealing block contact, and overturns upper fixed block and lower fixed block, and upper fixed block and lower fixed block shield connecting pipeline and steam inlet pipeline connecting place, and rotates threaded rod, and threaded rod rotation drives arc sealing block to move, and drives arc sealing block to seal connecting pipeline and steam inlet pipeline connecting place, further improve the sealing effect of device.

[0015] (2) The utility model discloses a steam extrusion baffle, and the baffle is extruded to drive the rotation of the driving shaft, the rotation of the driving shaft drives the rotation of the first bevel gear, the rotation of the first bevel gear drives the rotation of the second bevel gear, the rotation of the second bevel gear drives the rotation of the driven shaft, and the rotation of the driven shaft drives the fan to work to accelerate the transportation speed of the steam. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole three-dimensional appearance structure schematic diagram of the utility model;

[0017] Figure 2 It is the whole sectional structure schematic diagram of the utility model;

[0018] Figure 3 It is the sealing device local structure schematic diagram of the utility model;

[0019] Figure 4 It is the sealing device structure schematic diagram of the utility model;

[0020] Figure 5 It is the auxiliary device structure schematic diagram of the utility model.

[0021] In the drawing: 1, base;2, stripping ammonia-removing tower main body;3, steam inlet pipeline;4, steam engine;5, conveying pipeline;6, sealing device;61, concave sealing block;62, threaded groove;63, convex sealing block;64, external thread;65, rotating shaft;66, upper fixed block;67, fixed column;68, threaded rod;69, arc sealing block;610, lower fixed block;611, connecting pipeline;7, auxiliary device;71, shell;72, driving shaft;73, baffle;74, inlet and outlet;75, first bevel gear;76, driven shaft;77, second bevel gear;78, fan. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiment of the utility model will be described clearly and completely in combination with the drawings in the embodiment of the utility model.

[0023] The utility model provides technical scheme: such as Figures 1 to 5As shown, in this embodiment, a steam conveying device for ammonia stripping by flash vapor of heat pump includes base 1 and steam engine 4, the top end of base 1 is fixedly connected with stripping ammonia tower body 2, the outer wall of stripping ammonia tower body 2 is penetrated and fixedly connected with steam inlet pipe 3, the outer wall of steam engine 4 is fixedly connected with conveying pipe 5, the outer wall of conveying pipe 5 is provided with sealing device 6, the inner wall of steam inlet pipe 3 is fixedly connected with concave sealing block 61, the inner wall of steam inlet pipe 3 is provided with thread groove 62, the outer wall of conveying pipe 5 is rotatably connected with connecting pipe 611, the outer wall of connecting pipe 611 is fixedly connected with convex sealing block 63, and the outer wall of convex sealing block 63 is provided with external thread 64.

[0024] Wherein, the outer wall of connecting pipe 611 is fixedly connected with rotating shaft 65, rotating shaft 65 is rotatably connected with upper fixed block 66, and the top end of upper fixed block 66 is penetrated and fixedly connected with fixed column 67.

[0025] Through upper fixed block 66, the overturning of upper fixed block 66 can drive arc-shaped sealing block 69 to further fix steam inlet pipe 3 and connecting pipe 611.

[0026] Wherein, the inside of fixed column 67 is penetrated and threadedly connected with fixed column 67, the inner wall of upper fixed block 66 is slidably connected with arc-shaped sealing block 69, and the bottom end of threaded rod 68 is rotatably connected with the top end of arc-shaped sealing block 69.

[0027] Through threaded rod 68, the rotation of threaded rod 68 can drive arc-shaped sealing block 69 to move up and down in the inside of upper fixed block 66.

[0028] Wherein, the bottom end of rotating shaft 65 is rotatably connected with lower fixed block 610, and the inside of lower fixed block 610 is also provided with fixed column 67, fixed column 67 and arc-shaped sealing block 69.

[0029] Through upper fixed block 66 and lower fixed block 610, the cooperation between upper fixed block 66 and lower fixed block 610 can improve the sealing effect between steam inlet pipe 3 and connecting pipe 611.

[0030] Wherein, the inside of conveying pipe 5 is provided with auxiliary device 7, the inside bottom end of conveying pipe 5 is fixedly connected with shell 71, and the inside of shell 71 is penetrated and rotatably connected with driving shaft 72.

[0031] Through auxiliary device 7, auxiliary device 7 can improve the transportation speed of steam in the inside of conveying pipe 5.

[0032] Wherein, the outer wall of one end of driving shaft 72 located in the inside of shell 71 is fixedly connected with baffle 73, the outer wall of shell 71 is provided with inlet and outlet 74, the top end of driving shaft 72 is fixedly connected with first bevel gear 75, and the outer wall of conveying pipe 5 is penetrated and rotatably connected with driven shaft 76.

[0033] Through the baffle 73, the steam enters the inside of the shell 71 through the inlet and outlet 74, and extruding the baffle 73 can drive the driving shaft 72 to rotate.

[0034] Wherein, the second bevel gear 77 is fixedly connected to one end of the driven shaft 76, the fan 78 is fixedly connected to the other end of the driven shaft 76, and the first bevel gear 75 is engaged with the second bevel gear 77.

[0035] Through the first bevel gear 75, rotating the first bevel gear 75 can drive the second bevel gear 77 to rotate, and further drive the fan 78 to work.

[0036] The utility model provides a kind of steam delivery device for heat pump flash vapor extraction deamination, specific working principle is as follows: when using, connecting pipeline 611 is aligned with steam inlet pipeline 3, rotating connecting pipeline 611, connecting pipeline 611 drives convex sealing block 63 and steam inlet pipeline 3 is threadedly connected, convex sealing block 63 moves to steam inlet pipeline 3 inside, until convex sealing block 63 and concave sealing block 61 contact, flip upper fixed block 66 and lower fixed block 610, upper fixed block 66 and lower fixed block 610 shield the connecting of connecting pipeline 611 and steam inlet pipeline 3, rotate threaded rod 68, threaded rod 68 rotation drives arc sealing block 69 moves, drives arc sealing block 69 and is sealed to the connecting of connecting pipeline 611 and steam inlet pipeline 3, further improve the sealing effect of device, in the process of conveying steam, steam enters the inside of shell 71 from inlet and outlet 74, steam extrudes baffle 73, baffle 73 is driven to rotate driving shaft 72 by extrusion, driving shaft 72 rotation drives first bevel gear 75 to rotate, first bevel gear 75 rotation drives second bevel gear 77 to rotate, second bevel gear 77 rotation drives driven shaft 76 to rotate, driven shaft 76 rotation drives fan 78 to work and accelerates the transport speed of steam.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A steam delivery device for use in a heat pump flash steam stripping ammonia plant comprising a base (1) and a steam engine (4) characterised in that: The top end of the base (1) is fixedly connected with a stripping ammonia removal tower body (2), the outer wall of the stripping ammonia removal tower body (2) is penetrated and fixedly connected with a steam inlet pipeline (3), the outer wall of the steam engine (4) is fixedly connected with a conveying pipeline (5), the outer wall of the conveying pipeline (5) is provided with a sealing device (6), the inner wall of the steam inlet pipeline (3) is fixedly connected with a concave sealing block (61), the inner wall of the steam inlet pipeline (3) is provided with a threaded groove (62), the outer wall of the conveying pipeline (5) is rotatably connected with a connecting pipeline (611), the outer wall of the connecting pipeline (611) is fixedly connected with a convex sealing block (63), and the outer wall of the convex sealing block (63) is provided with an external thread (64).

2. The steam delivery device for ammonia stripping by flash vaporization of a heat pump according to claim 1, characterized in that: The outer wall of the connecting pipeline (611) is fixedly connected with a rotating shaft (65), the rotating shaft (65) is rotatably connected with an upper fixed block (66), and the top end of the upper fixed block (66) penetrates and is fixedly connected with a fixed column (67).

3. A steam delivery device for heat pump flash stripping deamination according to claim 2, characterized in that: The inside of the fixed column (67) penetrates and is threadedly connected with a fixed column (67), the inner wall of the upper fixed block (66) is slidably connected with an arc-shaped sealing block (69), and the bottom end of the threaded rod (68) is rotatably connected with the top end of the arc-shaped sealing block (69).

4. The steam delivery device for ammonia stripping by flash vaporization of a heat pump according to claim 3, characterized in that: The bottom end of the rotating shaft (65) is rotatably connected with a lower fixed block (610), and the inside of the lower fixed block (610) is also provided with a fixed column (67), a fixed column (67) and an arc-shaped sealing block (69).

5. The steam delivery device for ammonia stripping by flash vaporization of a heat pump according to claim 4, characterized in that: The inside of the conveying pipeline (5) is provided with an auxiliary device (7), the inside of the conveying pipeline (5) is fixedly connected with an outer shell (71) at the bottom end, and the inside of the outer shell (71) penetrates and is rotatably connected with a driving shaft (72).

6. The steam delivery device for ammonia stripping by flash vaporization of a heat pump according to claim 5, characterized in that: The outer wall of one end of the driving shaft (72) located in the inside of the outer shell (71) is fixedly connected with a baffle (73), the outer wall of the outer shell (71) is provided with an inlet and outlet (74), the top end of the driving shaft (72) is fixedly connected with a first bevel gear (75), and the outer wall of the conveying pipeline (5) penetrates and is rotatably connected with a driven shaft (76).

7. The steam delivery device for ammonia stripping by flash vaporization of a heat pump according to claim 6, characterized in that: One end of the driven shaft (76) is fixedly connected with a second bevel gear (77), the other end of the driven shaft (76) is fixedly connected with a fan (78), and the first bevel gear (75) is engaged with the second bevel gear (77).

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