CN115571505A - Fish scale type efficient sealing device for petroleum storage tank - Google Patents
Fish scale type efficient sealing device for petroleum storage tank Download PDFInfo
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- CN115571505A CN115571505A CN202211564005.8A CN202211564005A CN115571505A CN 115571505 A CN115571505 A CN 115571505A CN 202211564005 A CN202211564005 A CN 202211564005A CN 115571505 A CN115571505 A CN 115571505A
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- fish scale
- sealing
- arc ring
- storage tank
- sealing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/34—Large containers having floating covers, e.g. floating roofs or blankets
- B65D88/42—Large containers having floating covers, e.g. floating roofs or blankets with sealing means between cover rim and receptacle
- B65D88/46—Large containers having floating covers, e.g. floating roofs or blankets with sealing means between cover rim and receptacle with mechanical means acting on the seal
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- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a fish scale type efficient sealing device for a petroleum storage tank, which relates to the field of petroleum storage tanks and comprises: sealing the floating disc; the upper surface of the sealing floating disc is fixedly connected with eight first positioning arc rings, and the eight first positioning arc rings are connected end to end in a surrounding manner; a second positioning arc ring; through the elastic action of first flake and second flake closely laminating to the inner wall of oil storage pot, make lip edge of inflection and the inner wall of oil storage pot in close contact with all the time, when skew appears in sealed floating plate, elastic action through first flake and second flake still can keep sealing device and oil storage pot inner wall in close contact with, stronger skew adaptability has been solved current oil storage pot and can not ensure seal structure and oil storage pot inner wall in close contact with all the time when floating plate skew, and when having the space between floating plate outward flange and the oil storage pot inner wall, the petroleum liquid level and the air contact of space department, can cause the volatile problem of a small amount of oil.
Description
Technical Field
The invention relates to the technical field of petroleum storage tanks, in particular to a fish scale type efficient sealing device for a petroleum storage tank.
Background
In order to reduce the volatilization of petroleum in the petroleum liquid storage tank, a floating disc needs to be arranged on the liquid level in the petroleum liquid storage tank, so that the floating disc is separated from the contact of the liquid level of the petroleum in the petroleum liquid storage tank and the atmosphere along with the lifting of the liquid level of the petroleum in the petroleum liquid storage tank, the volatilization of the petroleum is reduced, the loss is reduced, and the pollution to the environment after the volatilization of the petroleum is reduced.
However, the floating plate in the existing petroleum liquid storage tank floats on the petroleum liquid level and contacts with the petroleum liquid level, a sealing structure is arranged between the outer edge of the floating plate and the inner wall of the petroleum liquid storage tank, the sealing device made of rubber has insufficient elasticity in the use process, the sealing structure and the inner wall of the petroleum liquid storage tank cannot be ensured to be always in close contact with each other when the floating plate deviates, and when a gap exists between the outer edge of the floating plate and the inner wall of the petroleum liquid storage tank, the petroleum liquid level at the gap is in contact with air, so that a small amount of petroleum volatilizes.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provide the fish scale type efficient sealing device for the petroleum storage tank, which has a stable and quick mounting structure, is reliable in sealing, is favorable for checking and maintaining the sealing device, has strong deviation adaptability and can adjust the sealing device to be in close contact with the inner wall of the petroleum storage tank even if a steel plate deforms.
The technical scheme adopted by the invention for solving the technical problem is as follows: the invention provides a fish scale type efficient sealing device for a petroleum storage tank, which specifically comprises: sealing the floating disc; the upper surface of the sealing floating disc is fixedly connected with eight first positioning arc rings which are connected in a head-to-tail contact surrounding manner; eight second positioning arc rings are arranged, are fixedly connected to the outer side wall of the sealing floating disc through bolts and are spliced in an end-to-end contact surrounding manner; ten first fish scales are fixedly arranged in a gap between the first positioning arc ring and the second positioning arc ring, and the adjacent first fish scales are arranged end to end in a fish scale shape in an overlapping way; a flexible sealing plate is fixedly arranged in a gap between the first positioning arc ring and the second positioning arc ring, and the inner surface of the flexible sealing plate is attached to the outer surface of the first fish scale; ten second fish scales are fixedly arranged in a gap between the first positioning arc ring and the second positioning arc ring, the inner surfaces of the second fish scales are attached to the outer surfaces of the flexible sealing plates, and the adjacent flexible sealing plates are arranged in a fish scale shape in an end-to-end overlapping manner; and the locking adjusting stud penetrates through the first fish scale, the flexible sealing plate and the second fish scale, and the lower end of the locking adjusting stud is spirally connected to the second positioning arc ring.
Preferably, the lower surface edge of the sealed floating disc is provided with a lower floating disc ring groove, the lower floating disc ring groove is provided with a lower disc body positioning screw hole, and the upper surface edge of the sealed floating disc is provided with an upper disc body positioning screw hole.
Preferably, the outward flange of first location arc ring is the slope structure, is fifty degrees contained angles between the outward flange of first location arc ring and the upper surface of sealed floating plate, runs through the regulation notch of seting up the logical groove structure of rectangle on the first location arc ring, runs through on the first location arc ring and has seted up tensioning adjustment screw, and threaded connection has tensioning adjustment double-screw bolt on the tensioning adjustment screw.
Preferably, the inside below protrusion of first location arc ring is provided with first assembly flange, has seted up first pilot hole on the first assembly flange, and sliding connection has first assembly bolt on the first pilot hole, and first assembly bolt screwed connection is on the disk body location screw.
Preferably, the gasket fixed slot has been seted up on the inner wall of second location arc ring, and the lateral wall slope of gasket fixed slot sets up, is fifty degrees contained angles between the lateral wall of gasket fixed slot and the upper surface of sealed floating plate, transversely runs through on the second location arc ring and has seted up outer assembly jack, and the processing of bending inwards of the inner wall downside of second location arc ring has the second to assemble the flange.
Preferably, an oblique fastening screw hole is formed in the sealing sheet fixing groove and is in threaded connection with the locking adjusting stud.
Preferably, the second assembling convex plate is installed on the annular groove under the floating disc, a second assembling hole is formed in the second assembling convex plate in a penetrating mode, a second assembling bolt is inserted into the second assembling hole, and the second assembling bolt is connected to the positioning screw hole under the disc body in a threaded mode.
Preferably, the first fish scale is a rectangular steel plate, an outer anti-wear convex block is convexly arranged on the inner surface of the first fish scale, the outer anti-wear convex block is tightly connected with the bottom end of the tensioning adjusting stud, and two outer locking holes are formed in the first fish scale in a penetrating mode.
Preferably, the flexible seal board is made for the rubber material, and the top edge processing of flexible seal board has the outer flange of lip, and the outer flange of lip surrounds the top edge of second fish scale, runs through on the flexible seal board and has seted up middle locking hole, and the lower limb of flexible seal board is provided with flexible bottom plate.
Preferably, the second fish scale is a rectangular steel plate, anti-skidding end patterns are arranged above the outer surface of the second fish scale, and two inner locking holes are formed in the second fish scale in a penetrating mode.
The device of the invention has the following beneficial effects:
(1) The sealing floating disc in the sealing device is used in the petroleum liquid storage tank, floats on the petroleum liquid level, and is prevented from contacting with the air above the petroleum liquid level through the contact of the lower surface of the sealing floating disc and the petroleum liquid level, so that the volatilization of petroleum is reduced; when the first positioning arc ring is installed, the first assembling bolt penetrates through the first assembling hole and then is screwed on the positioning screw hole on the disc body, the first assembling convex plate and the sealing floating disc are fixed through the first assembling bolt, the first positioning arc ring is fixed, eight positions are arranged on the first positioning arc ring, and the sealing floating disc is surrounded by the eight positions of the first positioning arc ring through the head-tail tight splicing; the outer side surface of the second positioning arc ring transversely penetrates through the second positioning arc ring through bolts to be fixedly installed on the outer edge of the sealing floating disc, and meanwhile, the second assembling bolts penetrate through the second assembling holes and are tightly screwed on the positioning screw holes below the disc body, so that the lower ring groove of the floating disc is tightly contacted with the second assembling convex plate, the sealing performance between the second positioning arc ring and the sealing floating disc is improved, and eight second positioning arc rings are tightly spliced end to surround the sealing floating disc; the mounting structure is stable and quick, the sealing is reliable, and the sealing device is convenient to check and maintain;
(2) A gap is arranged between a first positioning arc ring and a second positioning arc ring in the sealing device, an included angle of fifty degrees is formed between the side wall of the gap and the upper surface of a sealing floating disc, a sealing structure formed by a first fish scale, a flexible sealing plate and a second fish scale is arranged in the gap, the sealing structure is in an inclined state and is in contact with the inner wall of the petroleum liquid storage tank, the first fish scale, the flexible sealing plate and the second fish scale are tightly and fixedly arranged on the surface of a sealing sheet fixing groove through a locking adjusting stud, the inner wall of the petroleum liquid storage tank is tightly attached through the elastic action of the first fish scale and the second fish scale, so that the outer folding edge of the lip is always in tight contact with the inner wall of the petroleum liquid storage tank, when the sealing floating disc deviates, the sealing device can still be kept in tight contact with the inner wall of the petroleum liquid storage tank through the elastic action of the first fish scale and the second fish scale, and the sealing device has strong deviation adaptability;
(3) The first fish scale and the second fish scale in the sealing device are arranged in a fish scale manner, so that the elasticity of the steel plates is improved, the sealing structure is ensured to be tightly contacted with the inner wall of the oil liquid storage tank without dead angles, the steel plates are tightly propped at the overlapping position of the adjacent steel plates through the tensioning adjusting stud, so that the butt joint tightness of the steel plates is improved, meanwhile, the contact tightness of the sealing device and the inner wall of the oil liquid storage tank can be further adjusted by adjusting the position of the tensioning adjusting stud, and the sealing device can be adjusted to be tightly contacted with the inner wall of the oil liquid storage tank through rotating the tensioning adjusting stud when the sealing structure is used for a longer time, so that the steel plates are deformed.
Drawings
FIG. 1 is a schematic structural view of an embodiment of the sealing device of the present invention;
FIG. 2 is a schematic view of the internal structure of the floating plate in the embodiment of the sealing device of the present invention;
FIG. 3 is a schematic view of a second positioning arc ring of an embodiment of the sealing device of the present invention shown in a disengaged configuration;
FIG. 4 is a schematic view of the structure under the sealing floating plate in the embodiment of the sealing device of the present invention;
FIG. 5 is a schematic view of a first positioning arc ring in an embodiment of a sealing device of the present invention;
FIG. 6 is a schematic view of a second positioning arc ring in an embodiment of the sealing device of the present invention;
FIG. 7 is a schematic view showing a second assembling flange in the embodiment of the sealing device of the present invention;
FIG. 8 is a schematic view of the structure of a first flake in an embodiment of a sealing device of the present invention;
FIG. 9 is a schematic view of a second scale of the embodiment of the sealing device of the present invention;
FIG. 10 is a schematic view of the first positioning arc ring and second positioning arc ring mounting structures of an embodiment of a sealing device of the present invention;
FIG. 11 is an enlarged view of a portion A of FIG. 1;
FIG. 12 is an enlarged view of a portion of FIG. 2 at B;
FIG. 13 is an enlarged view of a portion of the structure of FIG. 4 at C;
FIG. 14 is an enlarged view of a portion of FIG. 8 at D;
list of reference numerals:
1. sealing the floating disc; 101. a floating disc lower ring groove; 1011. a positioning screw hole is arranged below the tray body; 102. a positioning screw hole is arranged on the tray body;
2. a first positioning arc ring; 201. adjusting the notch; 202. tensioning the adjusting screw hole; 203. a first fitting boss plate; 2031. a first fitting hole; 2032. a first fitting bolt; 204. tensioning the adjusting stud;
3. a second positioning arc ring; 301. sealing sheet fixing grooves; 3011. an oblique fastening screw hole; 302. an outer fitting insertion hole; 303. a second assembly flange; 3031. a second assembly hole; 3032. a second assembly bolt;
4. a first fish scale; 401. an outer wear-resistant projection; 402. an outer locking hole;
5. a flexible sealing plate; 501. an outer lip flange; 502. a middle locking hole; 503. a flexible chassis;
6. a second fish scale; 601. anti-skid end marks; 602. an inner locking hole;
7. and locking the adjusting stud.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples.
The embodiment is as follows:
please refer to fig. 1 to 14:
the invention provides a fish scale type high-efficiency sealing device for a petroleum storage tank, which comprises: sealing the floating disc 1; the upper surface of the sealed floating disc 1 is fixedly connected with eight first positioning arc rings 2, and the eight first positioning arc rings 2 are connected end to end in a contact and surrounding manner; eight second positioning arc rings 3 are arranged on the second positioning arc ring 3, the eight second positioning arc rings 3 are fixedly connected to the outer side wall of the sealing floating disc 1 through bolts, and the eight second positioning arc rings 3 are spliced in an end-to-end contact surrounding manner; ten first fish scales 4 are fixedly arranged in a gap between the first positioning arc ring 2 and the second positioning arc ring 3, and the adjacent first fish scales 4 are arranged end to end in a fish scale shape in an overlapping manner; a flexible sealing plate 5 is fixedly arranged in a gap between the first positioning arc ring 2 and the second positioning arc ring 3, and the inner surface of the flexible sealing plate 5 is attached to the outer surface of the first fish scale 4; ten second fish scales 6 are fixedly arranged in a gap between the first positioning arc ring 2 and the second positioning arc ring 3, the inner surfaces of the second fish scales 6 are attached to the outer surface of the flexible sealing plate 5, and the adjacent flexible sealing plates 5 are arranged in a fish scale shape in an end-to-end overlapping manner; and the locking adjusting stud 7 penetrates through the first fish scale 4, the flexible sealing plate 5 and the second fish scale 6, and the lower end of the locking adjusting stud 7 is spirally connected to the second positioning arc ring 3.
The lower surface edge of the sealing floating disc 1 is provided with a floating disc lower ring groove 101, the floating disc lower ring groove 101 is provided with a disc body lower positioning screw hole 1011, the upper surface edge of the sealing floating disc 1 is provided with a disc body upper positioning screw hole 102, a first assembling convex plate 203 is convexly arranged below the inner part of the first positioning arc ring 2, the first assembling convex plate 203 is provided with a first assembling hole 2031, the first assembling hole 2031 is slidably connected with a first assembling bolt 2032, and the first assembling bolt 2032 is spirally connected to the disc body upper positioning screw hole 102; when the first positioning arc ring 2 is installed, the first assembling bolt 2032 penetrates through the first assembling hole 2031 and then is screwed on the positioning screw hole 102 on the disc body, the first assembling convex plate 203 and the sealing floating disc 1 are fixed through the first assembling bolt 2032, so that the first positioning arc ring 2 is fixed, eight positions are arranged on the first positioning arc ring 2, and the sealing floating disc 1 is surrounded by the eight first positioning arc rings 2 which are tightly spliced end to end; a second assembling convex plate 303 is bent inwards at the lower side of the inner wall of the second positioning arc ring 3, the second assembling convex plate 303 is installed on the floating disc lower ring groove 101, a second assembling hole 3031 is formed in the second assembling convex plate 303 in a penetrating mode, a second assembling bolt 3032 is inserted into the second assembling hole 3031, and the second assembling bolt 3032 is spirally connected to a lower positioning screw hole 1011 of the floating disc body; the lateral surface of the second positioning arc ring 3 transversely runs through the second positioning arc ring 3 through a bolt to be fixedly installed on the outer edge of the sealing floating disc 1, meanwhile, the second assembling bolt 3032 penetrates through the second assembling hole 3031 and is tightly screwed on the positioning screw hole 1011 under the disc body, so that the lower ring groove 101 of the floating disc is tightly contacted with the second assembling convex plate 303, the sealing performance between the second positioning arc ring 3 and the sealing floating disc 1 is improved, the eight second positioning arc rings 3 are tightly spliced end to surround the sealing floating disc 1, the installation processes of the first positioning arc ring 2 and the second positioning arc ring 3 are firm, fast and reliable in sealing.
The outer edge of the first positioning arc ring 2 is of an inclined structure, an included angle of fifty degrees is formed between the outer edge of the first positioning arc ring 2 and the upper surface of the sealing floating disc 1, an adjusting notch 201 with a rectangular through groove structure is formed in the first positioning arc ring 2 in a penetrating mode, the locking adjusting stud 7 can be adjusted conveniently through the arrangement of the adjusting notch 201, a tensioning adjusting screw hole 202 is formed in the first positioning arc ring 2 in a penetrating mode, and a tensioning adjusting stud 204 is connected to the tensioning adjusting screw hole 202 in a threaded mode; the bottom end of the tensioning adjusting stud 204 is in close contact with the outer anti-wear bump 401, the jacking force of the tensioning adjusting stud 204 on the first fish scale 4 is adjusted by rotating the tensioning adjusting stud 204, so that the angle between the sealing structure and the sealing sheet fixing groove 301 is further reduced, and when the sealing structure is increased along with the use time, the sealing device can be adjusted to be in close contact with the inner wall of the oil storage tank by rotating the tensioning adjusting stud 204 when the steel plate is deformed.
A sealing sheet fixing groove 301 is formed in the inner wall of the second positioning arc ring 3, the side wall of the sealing sheet fixing groove 301 is obliquely arranged, an included angle of fifty degrees is formed between the side wall of the sealing sheet fixing groove 301 and the upper surface of the sealing floating disc 1, and an external assembly jack 302 is transversely arranged on the second positioning arc ring 3 in a penetrating mode; the second positioning arc ring 3 is installed by the outer assembling insertion hole 302 matching with the bolt.
Wherein, the sealing sheet fixing groove 301 is provided with an oblique fastening screw hole 3011, and the oblique fastening screw hole 3011 is in screw connection with the locking adjusting stud 7; through locking adjustment double-screw bolt 7 through connection first scale 4, flexible seal board 5 and second scale 6 to screw connection through locking adjustment double-screw bolt 7 and slant fastening screw hole 3011 fixes first scale 4, flexible seal board 5 and second scale 6 on gasket fixed slot 301, realizes the installation to seal assembly.
The first fish scale 4 is a rectangular steel plate, an outer anti-wear lug 401 is convexly arranged on the inner surface of the first fish scale 4, the outer anti-wear lug 401 is tightly connected with the bottom end of the tensioning adjusting stud 204, and two outer locking holes 402 are formed in the first fish scale 4 in a penetrating manner; through the arrangement of the outer antiwear lug 401, the tensioning adjusting stud 204 is in close contact with the outer antiwear lug, so that the outer surface of the first fish scale 4 is prevented from being abraded to generate scratches, and the first fish scale 4 is prevented from being broken due to stress concentration caused by the scratches.
The flexible sealing plate 5 is made of rubber, a lip-shaped outer folding edge 501 is processed at the upper edge of the flexible sealing plate 5, the lip-shaped outer folding edge 501 surrounds the upper edge of the second fish scale 6, a middle locking hole 502 penetrates through the flexible sealing plate 5, and a flexible bottom plate 503 is arranged at the lower edge of the flexible sealing plate 5; play the isolation through flexible seal plate 5, through lip edge 501 and the contact of petroleum tank inner wall, play the effect of keeping apart oil and air, seal up first flake 4, second flake 6 and sealing strip fixed slot 301 ground through flexible bottom plate 503, further improve sealed effect.
The second scale 6 is a rectangular steel plate, an anti-skid end grain 601 is arranged above the outer surface of the second scale 6, and two inner locking holes 602 are formed in the second scale 6 in a penetrating manner; through the cooperation of first flake 4 and second flake 6, finalize the design to flexible seal board 5 to through the elastic action control lip outer flange 501 and the storage tank inner wall in close contact with of first flake 4 and second flake 6, through the effect of antiskid end line 601, improve the frictional force between second flake 6 and the lip outer flange 501, reduce the outer flange 501 probability that breaks away from second flake 6 of lip.
The specific use mode and function of the embodiment are as follows: in the device, firstly, eight first positioning arc rings 2 and eight second positioning arc rings 3 are fixedly arranged around the periphery of a sealing floating disc 1, the first positioning arc rings 2 and the second positioning arc rings 3 are further fixed through first assembly bolts 2032 and second assembly bolts 3032, a flexible sealing plate 5 is installed, then second fish scales 6 are installed, the second fish scales 6 are placed in a sealing sheet fixing groove 301 in a fish scale arrangement structure, an outer folded edge 501 of a lip surrounds the upper edge of the second fish scales 6, the lower edge of the second fish scales 6 is contacted with a flexible bottom plate 503, then first fish scales 4 are installed, and the first fish scales 4 are arranged in a fish scale structure arrangement, the first fish scale 4, the flexible sealing plate 5 and the second fish scale 6 are connected through the locking adjusting stud 7 in a penetrating mode, the first fish scale 4, the flexible sealing plate 5 and the second fish scale 6 are fixed on the sealing sheet fixing groove 301 through the locking adjusting stud 7 and the oblique fastening screw hole 3011 in a spiral connection mode, installation of a sealing assembly is achieved, the sealing floating disc 1 is placed inside the petroleum storage tank, the sealing floating disc 1 floats above the liquid level of petroleum, the lip-shaped outer flange 501 is controlled to be in tight contact with the inner wall of the storage tank through the elastic action of the first fish scale 4 and the second fish scale 6, the effect of sealing the gap between the sealing floating disc 1 and the inner wall of the petroleum storage tank is achieved, and the probability that petroleum volatilizes through the gap between the sealing floating disc 1 and the inner wall of the petroleum storage tank is reduced; the tensioning adjusting screw holes 202 are spirally connected with tensioning adjusting studs 204, the steel plates are tightly jacked through the tensioning adjusting studs 204 at the overlapping positions of the adjacent steel plates so as to improve the butt joint tightness of the steel plates, meanwhile, the tensioning adjusting studs 204 are adjusted, when the steel plates are deformed due to the fact that the sealing structure is increased along with the use time, the tensioning adjusting studs 204 are rotated to tightly jack the sealing structure, the contact tightness between the sealing device and the inner wall of the oil liquid storage tank is adjusted, and the service life of the sealing structure is effectively prolonged.
Claims (10)
1. The utility model provides a high-efficient sealing device of oil storage tank fish scale formula which characterized in that includes: a sealed floating disc (1); the upper surface of the sealing floating disc (1) is fixedly connected with eight first positioning arc rings (2), and the eight first positioning arc rings (2) are spliced in an end-to-end contact surrounding manner; the eight second positioning arc rings (3) are fixedly connected to the outer side wall of the sealing floating disc (1) through bolts, and the eight second positioning arc rings (3) are connected in a head-to-tail contact surrounding and splicing manner; ten first fish scales (4) are fixedly arranged in a gap between the first positioning arc ring (2) and the second positioning arc ring (3), and the adjacent first fish scales (4) are arranged end to end in a fish scale shape in a superposed manner; a flexible sealing plate (5) is fixedly arranged in a gap between the first positioning arc ring (2) and the second positioning arc ring (3), and the inner surface of the flexible sealing plate (5) is attached to the outer surface of the first fish scale (4); ten second fish scales (6) are fixedly arranged in a gap between the first positioning arc ring (2) and the second positioning arc ring (3), the inner surfaces of the second fish scales (6) are attached to the outer surfaces of the flexible sealing plates (5), and the adjacent flexible sealing plates (5) are arranged in a fish scale shape in an end-to-end overlapping manner; and the locking adjusting stud (7) penetrates through the first fish scale (4), the flexible sealing plate (5) and the second fish scale (6), and the lower end of the locking adjusting stud (7) is spirally connected to the second positioning arc ring (3).
2. The fish scale type efficient sealing device for the petroleum storage tank as claimed in claim 1, wherein: the lower surface edge of the sealing floating disc (1) is provided with a lower floating disc ring groove (101), a lower floating disc positioning screw hole (1011) is formed in the lower floating disc ring groove (101), and an upper floating disc positioning screw hole (102) is formed in the upper surface edge of the sealing floating disc (1).
3. The fish scale type efficient sealing device for the petroleum storage tank as claimed in claim 2, wherein: the outward flange of first location arc ring (2) is the slope structure, is fifty degrees contained angles between the outward flange of first location arc ring (2) and the upper surface of sealed floating disc (1), runs through regulation notch (201) of seting up the logical groove structure of rectangle on first location arc ring (2), runs through on first location arc ring (2) and has seted up tensioning adjustment screw (202), and threaded connection has tensioning adjustment double-screw bolt (204) on tensioning adjustment screw (202).
4. The fish scale type efficient sealing device for the oil storage tank as claimed in claim 3, wherein: the inside below protrusion of first location arc ring (2) is provided with first assembly flange (203), has seted up first pilot hole (2031) on first assembly flange (203), and sliding connection has first assembly bolt (2032) on first pilot hole (2031), and first assembly bolt (2032) screwed connection is on location screw (102) on the disk body.
5. The fish scale type efficient sealing device for the petroleum storage tank as claimed in claim 2, wherein: seted up gasket fixed slot (301) on the inner wall of second location arc ring (3), the lateral wall slope of gasket fixed slot (301) sets up, is fifty degrees contained angles between the lateral wall of gasket fixed slot (301) and the upper surface of sealed floating plate (1), transversely runs through on second location arc ring (3) and has seted up outer assembly jack (302), and the processing of bending inwards of the inner wall downside of second location arc ring (3) has second assembly flange (303).
6. The fish scale type efficient sealing device for the oil storage tank as claimed in claim 5, wherein: an inclined fastening screw hole (3011) is formed in the sealing piece fixing groove (301), and the inclined fastening screw hole (3011) is in spiral connection with the locking adjusting stud (7).
7. The fish scale type efficient sealing device for the petroleum storage tank as claimed in claim 5, wherein: the second assembling convex plate (303) is installed on the floating disc lower ring groove (101), a second assembling hole (3031) is formed in the second assembling convex plate (303) in a penetrating mode, a second assembling bolt (3032) is inserted into the second assembling hole (3031), and the second assembling bolt (3032) is spirally connected to the disc body lower positioning screw hole (1011).
8. The fish scale type efficient sealing device for the oil storage tank as claimed in claim 3, wherein: the first fish scale (4) is a rectangular steel plate, an outer anti-wear convex block (401) is convexly arranged on the inner surface of the first fish scale (4), the outer anti-wear convex block (401) is tightly connected with the bottom end of the tensioning adjusting stud (204), and two outer locking holes (402) are formed in the first fish scale (4) in a penetrating mode.
9. The fish scale type efficient sealing device for the oil storage tank as claimed in claim 1 or 2, wherein: flexible seal plate (5) are made for the rubber material, and the top edge processing of flexible seal plate (5) has outer flange of lip (501), and outer flange of lip (501) surround the top edge of second fish scale (6), runs through on flexible seal plate (5) and has seted up middle locking hole (502), and the lower limb of flexible seal plate (5) is provided with flexible bottom plate (503).
10. The fish scale type high-efficiency sealing device for the oil storage tank as claimed in claim 1 or 2, wherein: second flake (6) are the rectangle steel sheet, and anti-skidding end line (601) have been seted up to the surface top of second flake (6), run through on second flake (6) and seted up two internal locking hole (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211564005.8A CN115571505B (en) | 2022-12-07 | 2022-12-07 | Fish scale type efficient sealing device for petroleum storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211564005.8A CN115571505B (en) | 2022-12-07 | 2022-12-07 | Fish scale type efficient sealing device for petroleum storage tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115571505A true CN115571505A (en) | 2023-01-06 |
| CN115571505B CN115571505B (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211564005.8A Active CN115571505B (en) | 2022-12-07 | 2022-12-07 | Fish scale type efficient sealing device for petroleum storage tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116513647A (en) * | 2023-07-04 | 2023-08-01 | 湖南省上池环保科技有限公司 | Efficient sealing device for immersion double-disc type stainless steel floating disc |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4130217A (en) * | 1977-09-27 | 1978-12-19 | Pittsburgh-Des Moines Steel Company | Seal arrangement for floating roof storage tanks |
| CN209956624U (en) * | 2019-04-03 | 2020-01-17 | 三益能环河北环保设备有限公司 | Assembled all-liquid-receiving ring beam structure of honeycomb floating disc |
-
2022
- 2022-12-07 CN CN202211564005.8A patent/CN115571505B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4130217A (en) * | 1977-09-27 | 1978-12-19 | Pittsburgh-Des Moines Steel Company | Seal arrangement for floating roof storage tanks |
| CN209956624U (en) * | 2019-04-03 | 2020-01-17 | 三益能环河北环保设备有限公司 | Assembled all-liquid-receiving ring beam structure of honeycomb floating disc |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116513647A (en) * | 2023-07-04 | 2023-08-01 | 湖南省上池环保科技有限公司 | Efficient sealing device for immersion double-disc type stainless steel floating disc |
| CN116513647B (en) * | 2023-07-04 | 2023-09-29 | 湖南省上池环保科技有限公司 | Efficient sealing device for immersion double-disc type stainless steel floating disc |
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| CN115571505B (en) | 2023-03-10 |
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