CN210206793U - Sodium nitrite elevated tank with angle adjusting structure - Google Patents

Abstract

A sodium nitrite elevated tank with an angle adjusting structure comprises an elevated tank body, an angle driving assembly, a first rotating assembly, a second rotating assembly, a pressing assembly, an upper cover, a cleaning assembly, a base, a supporting frame and a portal frame; the angle drive assembly comprises a first speed reduction motor, a first rotating shaft, a set of rotating shaft supporting seat, a set of rotating roller and a set of fixed chain, the fixed chain can be wound on the rotating roller, one end of the fixed chain is fixedly arranged on the rotating roller, and the other end of the fixed chain is fixedly arranged on the outer wall of the elevated tank body. The utility model discloses an angle drive assembly and the cooperation of runner assembly that set up can carry out the rotation of the elevated tank jar body to be in the inclined position with the elevated tank jar body, be convenient for carry out the maintenance of the internal portion of elevated tank jar or look over, can set up in the elevated tank jar body in addition and clean the subassembly, through cleaning the subassembly, can carry out the self-cleaning of the internal wall of elevated tank jar automatically, use manpower sparingly greatly, have very high practical value.

Description

Sodium nitrite elevated tank with angle adjusting structure

Technical Field

The utility model belongs to the technical field of chemical industry equipment, specifically, relate to a sodium nitrite elevated tank with angle modulation structure.

Background

The elevated tank is also called as an expansion tank and is usually arranged at the highest point of the system, so that the elevated tank not only contains the thermal expansion amount of the heat transfer liquid, but also has other important functions, such as evacuation, supplementary evaporation, operation loss, nitrogen sealing and the like of light components in newly filled products and low-boiling-point substances generated in operation, so that the elevated tank needs to be cleaned after being used for a period of time, the conventional cleaning mode is usually manually cleaned, and the elevated tank is higher, so that the manual cleaning is inconvenient and the cleaning is not clean. In addition, for the high-level tank with larger volume, the specific conditions inside the high-level tank can be checked only by arranging an escalator or standing at a higher position by other tools, so that great inconvenience is brought to equipment maintenance.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a sodium nitrite elevated tank with angle modulation structure has solved traditional elevated tank and can only vertical setting on the support body, can not carry out angle modulation's problem to the difficult problem that cleans of elevated tank inside has been solved.

The technical scheme is as follows: the utility model provides a sodium nitrite elevated tank with an angle adjusting structure, which comprises an elevated tank body, an angle driving component, a first rotating component, a second rotating component, a pressing component, an upper cover, a cleaning component, a base, a supporting frame and a portal frame, wherein the supporting frame and the portal frame are both fixedly arranged on the base, the support frame and the portal frame are arranged in front and back, the first rotating assembly and the second rotating assembly are symmetrically arranged on the outer wall of the elevated tank body, the elevated tank body is erected on the support frame through a first rotating assembly and a second rotating assembly, the angle driving assembly is arranged on the portal frame, one end of the angle driving component is connected with the outer wall of the elevated tank body, the compressing component can compress the elevated tank body on the supporting frame, the upper cover is arranged at the upper end part of the elevated tank body, and the cleaning assembly is arranged in the elevated tank body; wherein, angle drive assembly includes first gear motor, first pivot, a set of pivot supporting seat, a set of live-rollers and a set of fixed chain, first gear motor and a set of pivot supporting seat are all fixed to be set up at the upper end of portal frame, first pivot erects on a set of pivot supporting seat, a set of live-rollers cover is established in first pivot to a set of live-rollers passes through the spline and is connected with first pivot, first gear motor can drive the live-rollers rotatory, but fixed chain winding is on the live-rollers, the fixed setting of one end of fixed chain is on the live-rollers to the other end of fixed chain is fixed to be set up on the outer wall of the elevated tank jar body.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, first runner assembly and second runner assembly include first connecting plate, second pivot, first limiting plate and second limiting plate, first connecting plate is fixed to be set up on the outer wall of the elevated tank jar body, the terminal surface that the elevated tank jar body was kept away from to second pivot and first connecting plate is connected, first limiting plate sets up on the terminal surface of the elevated tank jar body is kept away from in the second pivot, the second limiting plate sets up on the second pivot is close to the elevated tank jar body outer wall, be equipped with the clearance between first limiting plate and the second limiting plate.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, be equipped with U type groove and first recess on the support frame, U type groove and first recess intercommunication, the second pivot sets up in U type inslot, first limiting plate sets up in first recess.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, be equipped with first fixed plate and second fixed plate on the outer wall of the elevated tank jar body, first fixed plate is located first rotating assembly top, the second fixed plate is located second rotating assembly top, first fixed plate and second fixed plate are connected with the support frame through compressing tightly the subassembly.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, the compress tightly the subassembly and include locking handle, double-screw bolt, third pivot and backing plate, the upper end of support frame is equipped with the second recess, be equipped with the third recess on first fixed plate and the second fixed plate, second recess and third recess set up from top to bottom, the third pivot sets up on the second recess, the outer wall connection of double-screw bolt and third pivot to the double-screw bolt is rotatable to in second recess and the third recess, the backing plate cover is established in the outside of double-screw bolt, the tip threaded connection of third pivot is kept away from to locking handle and double-screw bolt, locking handle can compress tightly the backing plate on the up end of support frame.

Furthermore, the cleaning assembly comprises a second speed reduction motor, a horizontal support frame, a screw rod, a sliding block, a group of cleaning brushes, a group of cleaning shovels, a group of arc adapter plates, an upper rotary table, a lower rotary table, a third speed reduction motor and a group of guide posts, the second speed reduction motor is arranged on the upper cover, the horizontal support frame is arranged on a bottom plate in the upper tank body, the upper rotary table is arranged in the upper cover and connected with the second speed reduction motor, the lower rotary table is arranged in the horizontal support frame, the third speed reduction motor is arranged on the horizontal support frame, the group of guide posts are arranged between the upper rotary table and the lower rotary table, the upper end and the lower end of the screw rod are respectively arranged on the upper rotary table and the lower rotary table, the screw rod is connected with the third speed reduction motor, the sliding block is sleeved on the screw rod, the cleaning device is characterized in that the arc adapter plates are arranged on the outer wall of the sliding block through connecting rods, cleaning brushes and cleaning shovels are arranged on the arc adapter plates, the cleaning brushes and the cleaning shovels can be in contact with the inner wall of the elevated tank body, and the sliding block sleeves the guide posts.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, be equipped with flexible subassembly between the outer wall of arc keysets and slider, flexible subassembly includes fixing base, telescopic link and spring, the fixing base sets up on the outer wall of slider, the one end that the slider was kept away from to the fixing base is equipped with first spout, the one end setting of telescopic link is in first spout to the other end and the arc keysets of telescopic link are connected, the spring housing is established in the outside of telescopic link, and the spring is located between arc keysets and the fixing base.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, the tip that the arc keysets was kept away from to the telescopic link is equipped with the third limiting plate, the third limiting plate is located first spout.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, be equipped with a set of guide holder on the outer wall of slider, be equipped with a set of guide bar on the arc keysets, the tip that the guide holder is close to the arc keysets is equipped with the guide way, the one end setting of guide bar is in the guide way to the guide bar can remove in the guide way.

Further, foretell sodium nitrite elevated tank that has angle modulation structure, be equipped with the backup pad on the base, backup pad and portal frame are located the both sides of support frame respectively, the upper end of backup pad is equipped with the arc recess.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: sodium nitrite elevated tank with angle modulation structure, structural design is reasonable, convenient to use, through the angle drive subassembly that sets up and runner assembly's cooperation, can carry out the rotation of the elevated tank jar body to be in the elevated tank jar body inclined position, be convenient for carry out the maintenance of the internal portion of elevated tank jar or look over, can set up in the elevated tank jar body in addition and clean the subassembly, through cleaning the subassembly, can carry out the self-cleaning of the internal wall of elevated tank jar automatically, use manpower sparingly greatly, have very high practical value.

Drawings

FIG. 1 is a first schematic structural diagram of a sodium nitrite head tank with an angle adjusting structure according to the present invention;

FIG. 2 is a second schematic structural view of the sodium nitrite head tank with an angle adjustment structure according to the present invention;

fig. 3 is a third schematic structural view of the sodium nitrite head tank with the angle adjusting structure according to the present invention;

fig. 4 is a schematic structural view of the compressing assembly of the present invention;

fig. 5 is a front view of the compressing assembly of the present invention;

fig. 6 is a schematic structural view of the support frame of the present invention;

fig. 7 is a schematic structural view of a first embodiment of the cleaning assembly of the present invention;

fig. 8 is a schematic structural view of a second embodiment of the cleaning assembly of the present invention;

fig. 9 is a partially enlarged view of a portion a in fig. 8 according to the present invention.

In the figure: the device comprises an elevated tank body 1, a first fixing plate 11, a third groove 111, a second fixing plate 12, an angle driving assembly 2, a first speed reducing motor 21, a first rotating shaft 22, a rotating shaft supporting seat 23, a rotating roller 24, a fixing chain 25, a first rotating assembly 3, a first connecting plate 31, a second rotating shaft 32, a first limiting plate 33, a second limiting plate 34, a second rotating assembly 4, a pressing assembly 5, a locking handle 51, a stud 52, a third rotating shaft 53, a backing plate 54, an upper cover 6, a cleaning assembly 7, a second speed reducing motor 71, a horizontal supporting frame 72, a guide post 721, a screw 73, a slider 74, a guide seat 741, a guide groove 742, a cleaning brush 75, a cleaning shovel 76, an arc adapter plate 77, a guide rod 771, a telescopic assembly 78, a fixing seat 781, a telescopic rod 782, a spring 783, a first sliding groove 784, a third limiting plate 785, an upper rotating disk 79, a lower rotating disk 710, a third speed reducing motor 711, a rotating, The device comprises a base 8, a support frame 9, a U-shaped groove 91, a first groove 92, a second groove 93, a portal frame 10, a support plate 20 and an arc-shaped groove 201.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

The sodium nitrite elevated tank with the angle adjusting structure as shown in fig. 1-3 comprises an elevated tank body 1, an angle driving component 2, a first rotating component 3, a second rotating component 4, a pressing component 5, an upper cover 6, a cleaning component 7, a base 8, a supporting frame 9 and a portal frame 10, wherein the supporting frame 9 and the portal frame 10 are both fixedly arranged on the base 8, the supporting frame 9 and the portal frame 10 are arranged in front and at back, the first rotating component 3 and the second rotating component 4 are symmetrically arranged on the outer wall of the elevated tank body 1, the elevated tank body 1 is erected on the supporting frame 9 through the first rotating component 3 and the second rotating component 4, the angle driving component 2 is arranged on the portal frame 10, one end of the angle driving component 2 is connected with the outer wall of the elevated tank body 1, the pressing component 5 can press the elevated tank body 1 on the supporting frame 9, the upper cover 6 covers the upper end part of the elevated tank body 1, and the cleaning assembly 7 is arranged in the elevated tank body 1; wherein, angle drive assembly 2 includes first gear motor 21, first pivot 22, a set of pivot supporting seat 23, a set of live-rollers 24 and a set of fixed chain 25, first gear motor 21 and a set of pivot supporting seat 23 are all fixed to be set up at the upper end of portal frame 10, first pivot 22 erects on a set of pivot supporting seat 23, a set of live-rollers 24 cover is established on first pivot 22 to a set of live-rollers 24 passes through the spline and is connected with first pivot 22, first gear motor 21 can drive live-rollers 24 rotatory, fixed chain 25 can twine on live-rollers 24, the one end of fixed chain 25 is fixed to be set up on live-rollers 24 to the other end of fixed chain 25 is fixed to be set up on the outer wall of the elevated tank jar body 1. In addition, a support plate 20 is arranged on the base 8, the support plate 20 and the portal frame 10 are respectively positioned at two sides of the support frame 9, and an arc-shaped groove 201 is arranged at the upper end of the support plate 20.

In the structure, first runner assembly 3 and second runner assembly 4 include first connecting plate 31, second pivot 32, first limiting plate 33 and second limiting plate 34, first connecting plate 31 is fixed to be set up on the outer wall of the elevated tank jar body 1, the terminal surface that the elevated tank jar body 1 was kept away from to second pivot 32 and first connecting plate 31 is connected, first limiting plate 33 sets up on the terminal surface that the elevated tank jar body 1 was kept away from in second pivot 32, second limiting plate 34 sets up on second pivot 32 is close to the elevated tank jar body 1 outer wall, be equipped with the clearance between first limiting plate 33 and the second limiting plate 34.

As shown in fig. 4-6, a U-shaped groove 91 and a first groove 92 are provided on the supporting frame 9, the U-shaped groove 91 is communicated with the first groove 92, the second rotating shaft 32 is disposed in the U-shaped groove 91, and the first limiting plate 33 is disposed in the first groove 92. Be equipped with first fixed plate 11 and second fixed plate 12 on the outer wall of the elevated tank jar body 1, first fixed plate 11 is located first rotating assembly 3 top, second fixed plate 12 is located second rotating assembly 4 top, first fixed plate 11 and second fixed plate 12 are connected with support frame 9 through compressing tightly subassembly 5. The pressing assembly 5 comprises a locking handle 51, a stud 52, a third rotating shaft 53 and a backing plate 54, the upper end of the support frame 9 is provided with a second groove 93, a third groove 111 is arranged on the first fixing plate 11 and the second fixing plate 12, the second groove 93 and the third groove 111 are arranged up and down, the third rotating shaft 53 is arranged on the second groove 93, the stud 52 is connected with the outer wall of the third rotating shaft 53, the stud 52 can rotate to the second groove 93 and the third groove 111, the backing plate 54 is sleeved on the outer portion of the stud 52, the locking handle 51 is in threaded connection with the end of the stud 52 far away from the third rotating shaft 53, and the locking handle 51 can press the backing plate 54 on the upper end face of the support frame 9. Be equipped with the draw-in groove on the outer wall of the elevated tank jar body 1, first fixed plate 11 and second fixed plate 12 joint are on the outer wall of the elevated tank jar body 1.

The sweeping assembly 7 shown in fig. 7 comprises a second decelerating motor 71, a horizontal supporting frame 72, a screw 73, a sliding block 74, a group of sweeping brushes 75, a group of cleaning shovels 76, a group of arc-shaped adapter plates 77, an upper rotating disc 79, a lower rotating disc 710, a third decelerating motor 711 and a group of guide posts 721, wherein the second decelerating motor 71 is arranged on the upper cover 6, the horizontal supporting frame 72 is arranged on the bottom plate inside the head tank body 1, the upper rotating disc 79 is arranged inside the upper cover 6, the upper rotating disc 79 is connected with the second decelerating motor 71, the lower rotating disc 710 is arranged inside the horizontal supporting frame 72, the third decelerating motor 711 is arranged on the horizontal supporting frame 72, the group of guide posts 721 are arranged between the upper rotating disc 79 and the lower rotating disc 710, the upper and lower ends of the screw 73 are respectively arranged on the upper rotating disc 79 and the lower rotating disc 710, and the screw 73 is connected with the third decelerating motor 711, the slider 74 is sleeved on the screw 73, the group of arc adapter plates 77 are arranged on the outer wall of the slider 74 through the connecting rod, the group of arc adapter plates 77 are provided with the cleaning brush 75 and the cleaning shovel 76, the cleaning brush 75 and the cleaning shovel 76 can be in contact with the inner wall of the elevated tank body 1, and the slider 74 is sleeved on the group of guide posts 721.

Based on the structure, the working principle of the application is as follows: before carrying out the angular adjustment of the elevated tank body 1, the upper cover 6 and the cleaning assembly 7 are lifted by a crane, the pressing assembly 5 is opened, the first fixing plate 11 and the second fixing plate 12 are detached from the elevated tank body 1, then the first speed reduction motor 21 drives the rotating roller 24 to rotate, so that the fixing chain 25 is continuously wound on the rotating roller 24, the fixing chain 25 is shorter and shorter, the lower end of the elevated tank body 1 connected with the fixing chain 25 is lifted, the elevated tank body 1 rotates around the first rotating assembly 3 and the second rotating assembly 4, the lower end of the elevated tank body 1 is lifted, the elevated tank body 1 is in an inclined state, the end face, far away from the fixing chain 25, of the elevated tank body 1 can be placed on the supporting plate 20 to support, and the inspection of the interior of the elevated tank body 1 is carried out.

Example two

The sweeping assembly 7 shown in fig. 7 comprises a second decelerating motor 71, a horizontal supporting frame 72, a screw 73, a sliding block 74, a group of sweeping brushes 75, a group of cleaning shovels 76, a group of arc-shaped adapter plates 77, an upper rotating disc 79, a lower rotating disc 710, a third decelerating motor 711 and a group of guide posts 721, wherein the second decelerating motor 71 is arranged on the upper cover 6, the horizontal supporting frame 72 is arranged on the bottom plate inside the head tank body 1, the upper rotating disc 79 is arranged inside the upper cover 6, the upper rotating disc 79 is connected with the second decelerating motor 71, the lower rotating disc 710 is arranged inside the horizontal supporting frame 72, the third decelerating motor 711 is arranged on the horizontal supporting frame 72, the group of guide posts 721 are arranged between the upper rotating disc 79 and the lower rotating disc 710, the upper and lower ends of the screw 73 are respectively arranged on the upper rotating disc 79 and the lower rotating disc 710, and the screw 73 is connected with the third decelerating motor 711, the slider 74 is sleeved on the screw 73, the group of arc adapter plates 77 are arranged on the outer wall of the slider 74 through the connecting rod, the group of arc adapter plates 77 are provided with the cleaning brush 75 and the cleaning shovel 76, the cleaning brush 75 and the cleaning shovel 76 can be in contact with the inner wall of the elevated tank body 1, and the slider 74 is sleeved on the group of guide posts 721.

As shown in fig. 8 and 9, a telescopic assembly 78 is arranged between the arc adapter plate 77 and the outer wall of the slider 74, the telescopic assembly 78 includes a fixing seat 781, a telescopic rod 782 and a spring 783, the fixing seat 781 is arranged on the outer wall of the slider 74, one end of the fixing seat 781, which is far away from the slider 74, is provided with a first sliding groove 784, one end of the telescopic rod 782 is arranged in the first sliding groove 784, the other end of the telescopic rod 782 is connected with the arc adapter plate 77, the spring 783 is sleeved outside the telescopic rod 782, and the spring 783 is located between the arc adapter plate 77 and the fixing seat 781. The end of the telescopic rod 782 far away from the arc adapter plate 77 is provided with a third limiting plate 785, and the third limiting plate 785 is located in the first sliding groove 784. A set of guide seats 741 is disposed on an outer wall of the slider 74, a set of guide rods 771 is disposed on the arc adapter plate 77, a guide groove 742 is disposed at an end portion of the guide seats 741 close to the arc adapter plate 77, one end of the guide rods 771 is disposed in the guide groove 742, and the guide rods 771 can move in the guide groove 742.

On the basis of above-mentioned structure, the theory of operation that cleans the subassembly of this application does: when the interior of the elevated tank body 1 needs to be cleaned, the upper cover 6 of the elevated tank body 1 is covered above the elevated tank body 1 through the hoisting device, firstly, the third speed reduction motor 711 rotates to enable the sliding block 74 to be positioned at the uppermost end of the screw rod 73, then, the second speed reduction motor 71 is started to drive the upper rotating disc 79 and the lower rotating disc 710 to rotate, so that the sliding block 74 is driven to rotate in the elevated tank body 1, the inner wall of the elevated tank body 1 can be cleaned through the group of cleaning brushes 75 and the group of cleaning shovels 76, the group of cleaning brushes 75 and the group of cleaning shovels 76 are tightly pressed on the inner wall of the elevated tank body 1 through the set telescopic component 78, and the cleaned impurities on the inner wall of the elevated tank body 1 can be discharged from a sewage discharge outlet at the bottom of the inner wall of the elevated tank body 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (10)

1. A sodium nitrite elevated tank with an angle adjusting structure is characterized in that: comprises an elevated tank body (1), an angle driving component (2), a first rotating component (3), a second rotating component (4), a compressing component (5), an upper cover (6), a cleaning component (7), a base (8), a support frame (9) and a portal frame (10), wherein the support frame (9) and the portal frame (10) are both fixedly arranged on the base (8), the support frame (9) and the portal frame (10) are arranged in the front and back directions, the first rotating component (3) and the second rotating component (4) are symmetrically arranged on the outer wall of the elevated tank body (1), the elevated tank body (1) is erected on the support frame (9) through the first rotating component (3) and the second rotating component (4), the angle driving component (2) is arranged on the portal frame (10), and one end of the angle driving component (2) is connected with the outer wall of the elevated tank body (1), the pressing component (5) can press the elevated tank body (1) on the supporting frame (9), the upper cover (6) covers the upper end part of the elevated tank body (1), and the cleaning component (7) is arranged in the elevated tank body (1); wherein the angle driving component (2) comprises a first speed reducing motor (21), a first rotating shaft (22), a group of rotating shaft supporting seats (23), a group of rotating rollers (24) and a group of fixed chains (25), the first speed reducing motor (21) and the group of rotating shaft supporting seats (23) are fixedly arranged at the upper end part of the portal frame (10), the first rotating shaft (22) is erected on a group of rotating shaft supporting seats (23), the group of rotating rollers (24) is sleeved on the first rotating shaft (22), and a set of rotating rollers (24) is connected with the first rotating shaft (22) through splines, the first speed reducing motor (21) can drive the rotating roller (24) to rotate, the fixed chain (25) can be wound on the rotating roller (24), one end of the fixed chain (25) is fixedly arranged on the rotating roller (24), and the other end of the fixed chain (25) is fixedly arranged on the outer wall of the elevated tank body (1).

2. The sodium nitrite head tank with angle adjustment structure according to claim 1, characterized in that: first runner assembly (3) and second runner assembly (4) include first connecting plate (31), second pivot (32), first limiting plate (33) and second limiting plate (34), first connecting plate (31) is fixed to be set up on the outer wall of the elevated tank jar body (1), the terminal surface that the elevated tank jar body (1) was kept away from in second pivot (32) and first connecting plate (31) is connected, first limiting plate (33) set up on the terminal surface of the elevated tank jar body (1) is kept away from in second pivot (32), second limiting plate (34) set up on second pivot (32) are close to the elevated tank jar body (1) outer wall, be equipped with the clearance between first limiting plate (33) and the second limiting plate (34).

3. The sodium nitrite head tank with angle adjustment structure according to claim 2, characterized in that: be equipped with U type groove (91) and first recess (92) on support frame (9), U type groove (91) and first recess (92) intercommunication, second pivot (32) set up in U type groove (91), first limiting plate (33) set up in first recess (92).

4. The sodium nitrite head tank with angle adjustment structure according to claim 1, characterized in that: be equipped with first fixed plate (11) and second fixed plate (12) on the outer wall of the elevated tank jar body (1), first fixed plate (11) are located first rotating assembly (3) top, second fixed plate (12) are located second rotating assembly (4) top, first fixed plate (11) and second fixed plate (12) are connected with support frame (9) through compressing tightly subassembly (5).

5. The sodium nitrite head tank with angle adjustment structure according to claim 4, characterized in that: the pressing component (5) comprises a locking handle (51), a stud (52), a third rotating shaft (53) and a backing plate (54), a second groove (93) is arranged at the upper end part of the supporting frame (9), a third groove (111) is arranged on the first fixing plate (11) and the second fixing plate (12), the second groove (93) and the third groove (111) are arranged up and down, the third rotating shaft (53) is arranged on the second groove (93), the stud (52) is connected with the outer wall of the third rotating shaft (53), and the stud (52) is rotatable into the second recess (93) and the third recess (111), the backing plate (54) is sleeved outside the stud (52), the locking handle (51) is in threaded connection with the end part of the stud (52) far away from the third rotating shaft (53), the locking handle (51) can press the backing plate (54) on the upper end surface of the support frame (9).

6. The sodium nitrite head tank with angle adjustment structure according to claim 1, characterized in that: the cleaning assembly (7) comprises a second speed reducing motor (71), a horizontal supporting frame (72), a screw (73), a sliding block (74), a group of cleaning brushes (75), a group of cleaning shovels (76), a group of arc adapter plates (77), an upper rotary disc (79), a lower rotary disc (710), a third speed reducing motor (711) and a group of guide columns (721), the second speed reducing motor (71) is arranged on the upper cover (6), the horizontal supporting frame (72) is arranged on a bottom plate inside the elevated tank body (1), the upper rotary disc (79) is arranged inside the upper cover (6), the upper rotary disc (79) is connected with the second speed reducing motor (71), the lower rotary disc (710) is arranged in the horizontal supporting frame (72), the third speed reducing motor (711) is arranged on the horizontal supporting frame (72), the group of guide columns (721) is arranged between the upper rotary disc (79) and the lower rotary disc (710), the upper and lower both ends of screw rod (73) set up respectively on last carousel (79) and lower carousel (710) to screw rod (73) are connected with third gear motor (711), slider (74) cover is established on screw rod (73), a set of arc keysets (77) pass through the connecting rod and set up on the outer wall of slider (74), be equipped with cleaning brush (75) and clean shovel (76) on a set of arc keysets (77), cleaning brush (75) and clean shovel (76) can with the inner wall contact of the overhead tank jar body (1), slider (74) cover is established on a set of guide post (721).

7. The sodium nitrite head tank with angle adjustment structure according to claim 6, characterized in that: be equipped with flexible subassembly (78) between the outer wall of arc keysets (77) and slider (74), flexible subassembly (78) are including fixing base (781), telescopic link (782) and spring (783), fixing base (781) sets up on the outer wall of slider (74), the one end that slider (74) were kept away from to fixing base (781) is equipped with first spout (784), the one end setting of telescopic link (782) is in first spout (784), and the other end and the arc keysets (77) of telescopic link (782) are connected, the outside at telescopic link (782) is established in spring (783) cover, and spring (783) are located between arc keysets (77) and fixing base (781).

8. The sodium nitrite head tank with angle adjustment structure according to claim 7, characterized in that: the end part, far away from the arc adapter plate (77), of the telescopic rod (782) is provided with a third limiting plate (785), and the third limiting plate (785) is located in the first sliding groove (784).

9. The sodium nitrite head tank with angle adjustment structure according to claim 8, characterized in that: the outer wall of the sliding block (74) is provided with a group of guide seats (741), the arc adapter plate (77) is provided with a group of guide rods (771), the end portion, close to the arc adapter plate (77), of each guide seat (741) is provided with a guide groove (742), one end of each guide rod (771) is arranged in each guide groove (742), and each guide rod (771) can move in each guide groove (742).

10. The sodium nitrite head tank with angle adjustment structure according to claim 1, characterized in that: the supporting plate (20) is arranged on the base (8), the supporting plate (20) and the portal frame (10) are respectively located on two sides of the supporting frame (9), and an arc-shaped groove (201) is formed in the upper end portion of the supporting plate (20).

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