Deoxidizing water tank for rotating film type deaerator

Abstract

The utility model discloses a deoxidizing water tank for a rotating film type deaerator, and relates to the technical field of deoxidizing equipment. The device comprises a box body, a box cover is detachably fixed to the left wall of the box body, a motor is fixed to the middle of the right wall of the box body, a mounting pipe is fixed to a power output shaft of the motor, a plurality of air outlet holes are formed in the peripheral wall of the mounting pipe, and scraping strips are symmetrically arranged on the inner wall of the box body. And the outer side wall of the scraping strip is in contact with the inner wall of the box body and the right wall of the box cover. The motor works to enable the scraping strip to rotate to scrape impurities on the inner wall of the box body, the hydraulic cylinder works to drive the box body to incline so as to discharge water in the box body and prevent water from remaining, and the problems that in the prior art, after water is heated, impurities in the water are attached to the inner wall of the box body and need to be cleaned through manual operation, operation is inconvenient, and cleaning is inconvenient are solved. And in the prior art, after a box body is installed, the box body is easily in an inclined state, water in the box body cannot be completely drained in the state, and use is inconvenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of deoxygenation equipment, in particular to a deoxygenation water tank used for a rotary film deoxygenator. Background Art

[0002] A rotary film deaerator is a device used to remove oxygen and other gases from liquids, especially in water treatment systems of boilers and heat exchangers. It achieves deoxygenation through membrane separation technology and is highly efficient and reliable. It is mainly composed of two major parts: a deaerator tower head and a deaerator water tank, as well as connecting pipes and external parts. The deaerator water tank is used to store water and provide space for removing dissolved oxygen and other gases in the water. In the prior art, uniform heating is achieved by passing heating steam through a rotating heating tube.

[0003] After searching, the authorization announcement number CN216079764U, the authorization announcement date 2022.03.18 discloses a deoxygenated water tank of a rotary film deaerator, including a cylinder, both ends of the cylinder are fixedly connected with a head, the head at one end is provided with a manhole, the head at the other end is provided with a hand port, the bottom of the cylinder is provided with a leg, the bottom of the cylinder is provided with a drain port, a water balance port, a water outlet, and a spare port, the top of the cylinder is provided with a safety valve, an overflow ring, a steam balance port, and a water pump circulation port, the side wall of the cylinder is provided with a water level gauge, the top of the cylinder is penetrated by a rotating pipe, the upper end of the rotating pipe is connected to a rotating ventilation joint, the lower end of the rotating pipe is connected to a steam heating mechanism, and the top of the cylinder is provided with a driving mechanism for driving the rotating pipe to rotate. The utility model increases the heating area, can fully exchange heat with water, improves the uniformity of heating, and further improves the heating efficiency.

[0004] When the prior art is used, impurities in the water adhere to the inner wall of the box after the water is heated and need to be cleaned manually, which is inconvenient to operate. In addition, after the box is installed, the box of the prior art is prone to be in a tilted state, which is not convenient for completely draining the water inside the box, and is inconvenient to use. For this reason, we provide a deoxygenated water tank for a rotary film deaerator to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a deoxygenated water tank for a rotary film deaerator, in which a scraper is rotated by a motor to scrape off impurities on the inner wall of the tank, and a hydraulic cylinder is operated to drive the tank to tilt so as to discharge water in the tank and prevent water residue. This solves the problem that, after the water is heated, impurities in the water adhere to the inner wall of the tank and need to be cleaned manually, which is inconvenient to operate. In addition, in the prior art, after the tank is installed, the tank is easily in a tilted state, which makes it inconvenient to completely discharge the water inside the tank and is inconvenient to use.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a deoxygenated water tank for a rotary film deaerator, comprising a box body, a box cover is detachably fixed to the left wall of the box body, a motor is fixed at the middle position of the right wall of the box body, a mounting tube is fixed on the power output shaft of the motor, a plurality of air outlet holes are opened on the outer peripheral wall of the mounting tube, and scrapers are symmetrically arranged on the inner wall of the box body, and the outer side walls of the scrapers are in contact with the inner wall of the box body and the right wall of the box cover;

[0008] A bottom plate is arranged below the box body, a fixing block is symmetrically arranged front and back on the left side of the upper wall of the bottom plate, a mounting block is arranged inside the fixing block, and a hydraulic cylinder is arranged on the right side of the box body.

[0009] The utility model is further configured that a spiral blade is fixed on the outer peripheral wall of the mounting tube, the left end of the mounting tube passes through the box cover and is located on the left side of the box cover, and the left end of the mounting tube is provided with a rotary ventilation joint.

[0010] The utility model is further configured that a mounting frame is fixed to the inner side wall of the scraper strip, and the scraper strip and the mounting frame are both U-shaped, and the inner end of the mounting frame is fixedly connected to the mounting pipe.

[0011] The utility model is further configured such that the cross section of the scraper strip is triangular, the cross section of the mounting frame is rectangular, a plurality of stirring rods are fixed to the inner side wall of the mounting frame, and the inner ends of the stirring rods are fixedly connected to the mounting tube.

[0012] The utility model is further configured such that a pressure relief valve is fixed at the upper end of the box body, and a water outlet valve is fixed at the lower end of the box cover.

[0013] The utility model is further configured that a connecting rod is fixed to the inner side wall of the fixing block, the cross section of the connecting rod is circular, and the connecting rod is gap-matched with the mounting block, and the upper end of the mounting block is fixedly connected to the box body.

[0014] The utility model is further configured such that mounting plates are fixed at both ends of the upper end of the hydraulic cylinder, a connecting plate is provided on one side of the mounting plate, and the connecting plate is fixedly connected to the corresponding box body and the bottom plate.

[0015] The utility model is further configured that a boss is fixed on the side wall of the connecting plate close to the mounting plate, and the boss is circularly arranged, the boss is gap-matched with the mounting plate, and a circular plate is fixed on one end of the boss away from the connecting plate.

[0016] The utility model has the following beneficial effects:

[0017] 1. The utility model arranges a scraper bar, and when the motor rotates, the mounting tube, the stirring rod, the mounting frame and the scraper bar are driven to rotate. Since the outer side wall of the scraper bar contacts the inner wall of the box body and the right wall of the box cover, the impurities on the right wall of the box cover and the inner wall of the box body can be scraped off when the scraper bar rotates, so as to avoid the impurities adhering to the inner wall of the box body, and no manual cleaning is required, which is more convenient to operate. This solves the problem of the prior art that after the water is heated, the impurities in the water adhere to the inner wall of the box body and need to be cleaned manually, which is inconvenient to operate.

[0018] 2. The utility model sets a hydraulic cylinder, and under the action of the connecting rod, the installation block can rotate relative to the fixed block. When draining water, the hydraulic cylinder is extended to drive the box to rotate, so that the box is in a state where the left side is low and the right side is high. The water inside the box can be drained by using the water outlet valve, which is more convenient to use. It solves the problem of the prior art that the box is easily in a tilted state after installation, which makes it inconvenient to completely drain the water inside the box and inconvenient to use.

[0019] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 The figure is an overall structural diagram of a deaeration water tank used in a rotary film deaerator.

[0022] Figure 2 This is a structural diagram of the interior of the box.

[0023] Figure 3 This is a structural diagram of the connection between the spiral blade and the mounting pipe.

[0024] Figure 4 This is a left-side structural diagram of a deaeration water tank used in a rotary film deaerator.

[0025] Figure 5 This is a structural diagram of the mounting frame and scraper strip.

[0026] Figure 6 for Figure 1 Exploded view of the structure of the middle part.

[0027] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0028] 1-box cover, 101-water outlet valve, 2-box body, 201-pressure relief valve, 202-mounting block, 3-motor, 301-mounting pipe, 301a-spiral blade, 301b-air outlet, 301c-stirring rod, 301d-rotating ventilation joint, 4-hydraulic cylinder, 401-mounting plate, 5-connecting plate, 501-boss, 501a-circular plate, 6-bottom plate, 601-fixed block, 601a-connecting rod, 7-scraper strip, 701-mounting frame. DETAILED DESCRIPTION

[0029] 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 of 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.

[0030] Example 1, please refer to Figure 1-5 The utility model is a deoxygenated water tank for a rotary film deaerator, comprising a box body 2, a box cover 1 is detachably fixed to the left wall of the box body 2, a sealing gasket is arranged between the box cover 1 and the box body 2, a motor 3 is fixed at the middle position of the right wall of the box body 2, the motor 3 is electrically connected to the external power supply through a conductive wire, and the motor 3 is a prior art, and its model is not limited here, a mounting tube 301 is fixed on the power output shaft of the motor 3, and a dynamic sealing ring is arranged between the mounting tube 301 and the right wall of the box body 2 and between the mounting tube 301 and the box cover 1 to prevent water leakage, a plurality of air outlet holes 301b are opened on the outer peripheral wall of the mounting tube 301, and a scraper strip 7 is symmetrically arranged on the inner wall of the box body 2, and the outer side wall of the scraper strip 7 is in contact with the inner wall of the box body 2 and the right wall of the box cover 1, and the scraper strip 7 is used to scrape impurities on the inner wall of the box body 2;

[0031] Specifically, a spiral blade 301a is fixed to the outer peripheral wall of the installation pipe 301, and the rotation of the spiral blade 301a can drive the water inside the box body 2 to be in a moving state to improve the uniformity of water heating. The left end of the installation pipe 301 passes through the box cover 1 and is located on the left side of the box cover 1. The left end of the installation pipe 301 is provided with a rotary ventilation joint 301d, and the outer end of the rotary ventilation joint 301d is connected to the heating steam pipeline;

[0032] The inner side wall of the scraper strip 7 is fixed with a mounting frame 701 to provide a mounting platform for the scraper strip 7, and the scraper strip 7 and the mounting frame 701 are both U-shaped, and the inner end of the mounting frame 701 is fixedly connected to the mounting tube 301;

[0033] The cross section of the scraper bar 7 is triangular, the cross section of the mounting frame 701 is rectangular, and a plurality of stirring rods 301c are fixed to the inner side wall of the mounting frame 701. The stirring rods 301c are used to improve the connection stability between the mounting frame 701 and the mounting tube 301. At the same time, the rotation of the stirring rods 301c also improves the movement intensity of the water in the box 2, and improves the uniformity during heating. The inner end of the stirring rod 301c is fixedly connected to the mounting tube 301.

[0034] A pressure relief valve 201 is fixed to the upper end of the box body 2, and the pressure relief valve 201 is communicated with the interior of the box body 2, and is used to balance the air pressure inside and outside the box body 2. A water outlet valve 101 is fixed to the lower end of the box cover 1, and the interior of the water outlet valve 101 is communicated with the interior of the box body 2, and is used to release the water inside the box body 2;

[0035] The operation process of this embodiment is as follows: when in use, the heating steam passes through the rotary ventilation joint 301d into the installation tube 301, and passes through the air outlet 301b to directly contact the water inside the box body 2 to achieve heating. During the heating process, the motor 3 drives the installation tube 301 to rotate, so that the spiral blade 301a and the stirring rod 301c rotate to increase the stirring intensity and achieve the purpose of improving the uniformity during heating. At the same time, the mounting frame 701 and the scraper bar 7 rotate synchronously, and the scraper bar 7 cleans impurities on the inner wall of the box body 2 and the right wall of the box cover 1.

[0036] Example 2, please refer to Figure 1 , 4 6 is the second embodiment of the utility model, which is based on the previous embodiment, but is different from the first embodiment in that: a bottom plate 6 is arranged below the box body 2, a fixing block 601 is symmetrically arranged on the left side of the upper wall of the bottom plate 6, a mounting block 202 is arranged on the inner side of the fixing block 601, a hydraulic cylinder 4 is arranged on the right side of the box body 2, and the box body 2 is tilted to the left lower and the right higher through the operation of the hydraulic cylinder 4, so that water passes through the water outlet valve 101 and is completely discharged from the box body 2;

[0037] Specifically, a connecting rod 601a is fixed to the inner side wall of the fixed block 601, and the cross section of the connecting rod 601a is circular, and the connecting rod 601a is clearance-matched with the mounting block 202, and the upper end of the mounting block 202 is fixedly connected to the box body 2. The above arrangement enables the mounting block 202 to rotate relative to the fixed block 601 by utilizing the connecting rod 601a;

[0038] Both ends of the upper end of the hydraulic cylinder 4 are fixed with mounting plates 401, one side of the mounting plate 401 is provided with a connecting plate 5, and the connecting plate 5 is fixedly connected to the corresponding box body 2 and the bottom plate 6;

[0039] A boss 501 is fixed to the side wall of the connecting plate 5 close to the mounting plate 401, and the boss 501 is circular, and the boss 501 is clearance-matched with the mounting plate 401. A circular plate 501a is fixed to the end of the boss 501 away from the connecting plate 5. The above arrangement enables the hydraulic cylinder 4 to be connected to the box body 2 and the bottom plate 6. When the hydraulic cylinder 4 is working, the hydraulic cylinder 4, the mounting plate 401, the circular plate 501a, the boss 501 and the connecting plate 5 connected to the box body 2 all rotate;

[0040] The rest of the structure is the same as that of Example 1;

[0041] The operation process of this embodiment is as follows: when the water inside the box body 2 needs to be drained, the hydraulic cylinder 4 is extended to drive the right end of the box body 2 to rotate upward. At this time, the box body 2 is in a state of being lower on the left and higher on the right. The water inside the box body 2 can be drained by opening the water outlet valve 101.

[0042] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0043] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A deoxygenated water tank for a rotary film deaerator, comprising a tank body (2), characterized in that: A box cover (1) is detachably fixed to the left wall of the box body (2), a motor (3) is fixed at the middle position of the right wall of the box body (2), a mounting tube (301) is fixed to the power output shaft of the motor (3), a plurality of air outlet holes (301b) are provided on the outer peripheral wall of the mounting tube (301), and scrapers (7) are symmetrically arranged on the inner wall of the box body (2), and the outer side wall of the scraper (7) is in contact with the inner wall of the box body (2) and the right wall of the box cover (1); A bottom plate (6) is arranged below the box body (2), a fixing block (601) is symmetrically arranged front and rearward on the left side of the upper wall of the bottom plate (6), a mounting block (202) is arranged inside the fixing block (601), and a hydraulic cylinder (4) is arranged on the right side of the box body (2).

2. The deoxygenation water tank for a rotary film deaerator according to claim 1, characterized in that: A spiral blade (301a) is fixed to the outer peripheral wall of the mounting tube (301); the left end of the mounting tube (301) passes through the box cover (1) and is located to the left of the box cover (1); and a rotary ventilation joint (301d) is provided at the left end of the mounting tube (301).

3. The deoxygenation water tank for a rotary film deaerator according to claim 1, characterized in that: A mounting frame (701) is fixed to the inner side wall of the scraper strip (7), and both the scraper strip (7) and the mounting frame (701) are arranged in a U shape, and the inner end of the mounting frame (701) is fixedly connected to the mounting tube (301).

4. The deaeration water tank for a rotary film deaerator according to claim 3, characterized in that: The cross section of the scraper bar (7) is triangular, the cross section of the mounting frame (701) is rectangular, a plurality of stirring rods (301c) are fixed to the inner side wall of the mounting frame (701), and the inner ends of the stirring rods (301c) are fixedly connected to the mounting tube (301).

5. The deaeration water tank for a rotary film deaerator according to claim 1, characterized in that: A pressure relief valve (201) is fixed to the upper end of the box body (2), and a water outlet valve (101) is fixed to the lower end of the box cover (1).

6. The deoxygenation water tank for a rotary film deaerator according to claim 1, characterized in that: A connecting rod (601a) is fixed to the inner side wall of the fixing block (601); the cross section of the connecting rod (601a) is circular, and the connecting rod (601a) is clearance-matched with the mounting block (202); the upper end of the mounting block (202) is fixedly connected to the box body (2).

7. The deaeration water tank for a rotary film deaerator according to claim 1, characterized in that: Both ends of the upper end of the hydraulic cylinder (4) are fixed with mounting plates (401), one side of the mounting plate (401) is provided with a connecting plate (5), and the connecting plate (5) is fixedly connected to the corresponding box body (2) and the bottom plate (6).

8. The deaeration water tank for a rotary film deaerator according to claim 7, characterized in that: A boss (501) is fixed to a side wall of the connecting plate (5) close to the mounting plate (401), and the boss (501) is circular in shape. The boss (501) and the mounting plate (401) are clearance-matched, and a circular plate (501a) is fixed to one end of the boss (501) away from the connecting plate (5).

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