Protective device of natural gas storage tank

Abstract

The utility model discloses a protection device of a natural gas storage tank, which comprises a storage tank body, a top pipe and a bottom foot, the top pipe and the bottom foot are respectively fixed at the top end and the bottom end of the storage tank body, the protection device further comprises a tank protection mechanism, the tank protection mechanism comprises a base disc, an enclosure, an inner limiting seat, a connecting rod, a support ring, a pressing edge, a hoop cover, a rubber outer cover and a rubber inner cover, the tank protecting mechanism is arranged at the tank body of the storage tank body, the hoop cover, the outer rubber cover and the inner rubber cover of the tank protecting mechanism are arranged outside the storage tank body in a sleeving mode, it is guaranteed that the tank protecting mechanism can be protected outside the storage tank body in a large area, and meanwhile the double faces of the metal cover body of the hoop cover are matched with the outer rubber cover and the inner rubber cover to provide double-face buffering protection; and the rubber mat disc is pressed on the top of the storage tank body for protection, and it is effectively guaranteed that the top of the storage tank body is not prone to being damaged by the external force.

Description

TECHNICAL FIELD

[0001] The utility model relates to natural gas storage tank technical field especially relates to a kind of protection device of natural gas storage tank. BACKGROUND

[0002] Liquefied natural gas is mainly composed of methane, which is recognized as the cleanest fossil energy on earth. It is colorless, odorless, non-toxic and non-corrosive. After combustion, it has very little air pollution, and it releases a lot of heat. Therefore, liquefied natural gas is a relatively advanced energy source. When transporting liquefied natural gas, it needs to be stored in a specific storage tank, and then the natural gas storage tank is transported to the transport vehicle for transportation.

[0003] Application No. CN202122820335.6 discloses a kind of natural gas storage tank safety transportation protection device for fixed, the utility model design is reasonable, practicality is good, it is convenient to install natural gas storage tank and fix on support seat, in the process of transportation, natural gas storage tank cannot occur to dump, shake or collide, and in the process of transportation, the vertical direction vibration force and horizontal direction vibration force that natural gas storage tank receives can be effectively buffered and shock-absorbed, thereby effectively protecting natural gas storage tank, avoiding damage to natural gas storage tank, and improving the safety performance when transporting liquefied natural gas

[0004] At present, natural gas storage tank needs to be protected during transportation. Although some patent technologies set up simple buffer protection structures outside the natural gas storage tank for protection, the buffer protection area of these protection structures is small, so that the natural gas storage tank is easily damaged during transportation. Therefore, we propose a kind of protection device for natural gas storage tank. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a kind of protection device for natural gas storage tank. The tank protection mechanism is arranged at the tank body of the storage tank body. The hoop cover, rubber outer cover and rubber inner cover of the tank protection mechanism are sleeved outside the storage tank body, so that the tank protection mechanism can provide protection outside the storage tank body with a larger area. At the same time, the metal cover body of the hoop cover cooperates with the rubber outer cover and the rubber inner cover to provide double-sided buffer protection, effectively preventing the storage tank body from being damaged by external force. In addition, the rubber pad disc is pressed on the top of the storage tank body for protection. When the storage tank body is subjected to external force, the rubber pad disc cooperates with the metal disc to form a top protection on the top of the storage tank body, effectively protecting the top of the storage tank body from being damaged by external force. The problem in the background art can be effectively solved.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] The utility model provides a kind of protection device of natural gas storage tank, including storage tank body, top tube and footing, the top end and bottom end of the storage tank body are respectively fixed with top tube and footing, further including tank protection mechanism, the tank protection mechanism includes base disc, enclosure, inner limit seat, connecting rod, support ring, pressing edge, hoop cover, rubber outer cover and rubber inner cover, the footing is pressed on the surface of base disc, and the surface of base disc is welded with the enclosure of surrounding cover footing, the inner limit seat for limiting footing is welded in the enclosure, and the rubber seat for supporting footing is filled between the inner limit seat and the enclosure, the surface of base disc outside the enclosure is welded with support ring by connecting rod, and the support ring top is supported with the pressing edge welded at the bottom of hoop cover, the hoop cover covers outside the storage tank body, and the rubber inner cover for clamping against the storage tank body is bonded at the inner cover wall of hoop cover, the outer cover wall of hoop cover is bonded with rubber outer cover, and the cover edge plate of rubber outer cover and hoop cover is locked by bolt and nut, the storage tank body top is successively pressed with rubber pad disc and metal disc, and the metal disc is bonded with rubber pad disc, and the surface of metal disc and rubber pad disc is provided with sleeve hole for passing through top tube.

[0008] Further, the metal disc is provided with pressure column in annular distribution away from the lower disc surface of sleeve hole, and the friction pad for pressing against the top of storage tank body is bonded at the bottom of pressure column;

[0009] By adopting the above technical scheme, the pressure column and friction pad are arranged on the metal disc, so that the metal disc can firmly contact the rubber pad disc on the top of the storage tank.

[0010] Further, the pad body surface of rubber pad disc away from sleeve hole is provided with perforation for passing through pressure column and friction pad, and the core hole is centrally provided in the pad body of rubber pad disc;

[0011] By adopting the above technical scheme, the perforation on the rubber pad disc allows the pressure column and friction pad to pass through, so as to ensure that the metal disc and rubber pad disc can be closely attached to the top of the storage tank, and the design of core hole makes the rubber pad disc have concave suction groove cavity, so as to ensure that the rubber pad disc can be firmly pressed on the top of the storage tank body.

[0012] Further, the cover edge plate surface of hoop cover and rubber outer cover is provided with mounting hole, and the bolt for screwing nut is passed through the hole body of mounting hole;

[0013] By adopting the above technical scheme, the mounting hole of cover edge plate of hoop cover and rubber outer cover can be screwed with nut after passing through bolt, so as to ensure that the hoop cover and rubber outer cover can be symmetrically locked and covered outside the storage tank body.

[0014] Further, the cover body of hoop cover, rubber outer cover and rubber inner cover is provided with vertical seam, and the pressing edge below hoop cover is provided with vertical seam;

[0015] By adopting the technical scheme, the pressing edge, the hoop cover, the rubber outer cover and the rubber inner cover can be opened symmetrically at the vertical seam, so that the hoop cover, the rubber outer cover and the rubber inner cover are conveniently sleeved outside the storage tank body.

[0016] Further, an introduction groove for clamping the rib is arranged at the cover wall of the rubber inner cover, and the rib body is integrally formed at the cover wall of the hoop cover.

[0017] By adopting the technical scheme, the hoop cover is clamped into the introduction groove of the rubber inner cover to be firmly connected, so that the connection stability of the hoop cover and the rubber inner cover is guaranteed.

[0018] Further, six groups of the connecting rods are annularly distributed and welded between the base disc and the supporting ring.

[0019] By adopting the technical scheme, the base disc and the supporting ring are connected by the more connecting rods which are firmly welded.

[0020] Compared with the prior art, the utility model has the beneficial effects that:

[0021] The utility model discloses a protection device for a natural gas storage tank, which comprises a storage tank body, a hoop cover, a rubber outer cover and a rubber inner cover.

[0022] The rubber pad disc is pressed on the top of the storage tank body to provide protection, and when the storage tank body is subjected to external force, the rubber pad disc and the metal disc can form top protection on the top of the storage tank body, effectively protecting the top of the storage tank body from being damaged by external force. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is an overall structure schematic view of the protection device for the natural gas storage tank.

[0024] Figure 2 It is a split schematic view of the storage tank body and the rubber pad disc of the protection device for the natural gas storage tank.

[0025] Figure 3 It is a split schematic view of the metal disc and the rubber pad disc of the protection device for the natural gas storage tank.

[0026] Figure 4 It is an explosion view of the protection device for the natural gas storage tank.

[0027] In the diagram: 1. Storage tank body; 2. Top pipe; 3. Base; 4. Tank protection mechanism; 5. Base plate; 6. Enclosure ring; 7. Inner limit seat; 8. Rubber seat; 9. Connecting rod; 10. Support ring; 11. Pressing edge; 12. Hoop cover; 13. Rubber outer cover; 14. Mounting hole; 15. Rubber inner cover; 16. Rib; 17. Guide groove; 18. Rubber pad; 19. Metal plate; 20. Sleeve hole; 21. Pressure column; 22. Friction pad; 23. Perforation; 24. Core hole. Detailed Implementation

[0028] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0029] like Figures 1-4 As shown, a protective device for a natural gas storage tank includes a storage tank body 1, a top pipe 2, and a base 3. The top pipe 2 and the base 3 are fixed to the top and bottom ends of the storage tank body 1, respectively. The device also includes a tank protection mechanism 4, which comprises a base plate 5, a surrounding ring 6, an inner limiting seat 7, a connecting rod 9, a support ring 10, a pressing edge 11, a hoop 12, a rubber outer cover 13, and a rubber inner cover 15. The base 3 presses against the surface of the base plate 5, and a surrounding ring 6 is welded to the surface of the base plate 5 to enclose the base 3. An inner limiting seat 7 for limiting the base 3 is welded inside the surrounding ring 6, and a rubber seat 8 for supporting the base 3 is filled between the inner limiting seat 7 and the surrounding ring 6. The outer base plate 5 is welded with a support ring 10 via a connecting rod 9, and the top of the support ring 10 is supported by a pressing edge 11 welded to the bottom of the hoop 12. The hoop 12 covers the outside of the storage tank body 1, and a rubber inner cover 15 for locking the storage tank body 1 is bonded to the inner wall of the hoop 12. A rubber outer cover 13 is bonded to the outer wall of the hoop 12, and the rubber outer cover 13 and the cover edge plate of the hoop 12 are locked together by bolts and nuts. A rubber pad 18 and a metal plate 19 are pressed layer by layer on the top of the storage tank body 1, and the metal plate 19 is bonded to the rubber pad 18. The surfaces of the metal plate 19 and the rubber pad 18 are provided with sleeve holes 20 for passing through the top pipe 2.

[0030] Among them, the metal disk 19 has pressure columns 21 distributed in a ring on the lower disk surface away from the sleeve hole 20, and the bottom of the pressure column 21 is bonded with a friction pad 22 for pressing against the top of the storage tank body 1.

[0031] By adopting the above technical solution, pressure posts 21 and friction pads 22 are provided on the metal disc 19, so that the metal disc 19 can press firmly against the rubber pad disc 18 and make solid contact with the top of the storage tank.

[0032] The surface of the pad 18 away from the sleeve hole 20 is provided with a through hole 23 for the pressure column 21 and the friction pad 22 to pass through, and a core hole 24 is provided in the center of the pad body of the pad 18.

[0033] By adopting the above technical scheme, the perforations 23 on the rubber pad disc 18 allow the pressure column 21 and the friction pad 22 to pass through, thereby ensuring that the metal disc 19 and the rubber pad disc 18 can be closely attached to the top of the storage tank, and the design of the core hole 24 allows the rubber pad disc 18 to have a concave suction groove cavity, thereby ensuring that the rubber pad disc 18 can be firmly pressed on the top of the storage tank body 1.

[0034] Among them, the cover edge plate surface of the hoop cover 12 and the rubber outer cover 13 is provided with a mounting hole 14, and the hole body of the mounting hole 14 is provided with a bolt for screwing a nut;

[0035] By adopting the above technical scheme, the mounting hole 14 of the cover edge plate of the hoop cover 12 and the rubber outer cover 13 can be screwed after the bolt passes through, thereby ensuring that the hoop cover 12 and the rubber outer cover 13 can be symmetrically locked and covered outside the storage tank body 1.

[0036] Among them, the cover body of the hoop cover 12, the rubber outer cover 13 and the rubber inner cover 15 is provided with a vertical seam, and the pressing edge 11 below the hoop cover 12 is provided with a vertical seam;

[0037] By adopting the above technical scheme, the pressing edge 11, the hoop cover 12, the rubber outer cover 13 and the rubber inner cover 15 can be symmetrically opened at the vertical seam, thereby facilitating the hoop cover 12, the rubber outer cover 13 and the rubber inner cover 15 to be sleeved outside the storage tank body 1.

[0038] Among them, the outer cover wall of the rubber inner cover 15 is provided with a guide groove 17 for clamping the rib 16, and the rib body of the rib 16 is integrally formed at the outer cover wall of the hoop cover 12;

[0039] By adopting the above technical scheme, the hoop cover 12 is firmly connected by clamping the rib 16 into the guide groove 17 of the rubber inner cover 15, thereby ensuring the stability of the connection between the hoop cover 12 and the rubber inner cover 15.

[0040] Among them, the connecting rod 9 is annularly distributed and welded between the base disc 5 and the supporting ring 10 in six groups;

[0041] By adopting the above technical scheme, the base disc 5 and the supporting ring 10 are firmly connected by welding more connecting rods 9 therebetween.

[0042] It should be noted that the utility model discloses a kind of protection device of natural gas storage tank, tank body is arranged at the tank body of storage tank body 1 4, the base disc 5 of tank body mechanism 4 is enclosed with inner limit seat 7 and bottom foot 3 are collected, and inner limit seat 7 is supported with rubber seat 8 Bottom foot 3, then storage tank body 1 then enters support ring 10, then edge 11, hoop cover 12, rubber outer cover 13 and rubber inner cover 15 can be opened symmetrically at vertical seam, so that hoop cover 12, rubber outer cover 13 and rubber inner cover 15 are set in the outside of storage tank body 1, hoop cover 12 and rubber outer cover 13 cover edge board mounting hole 14 are passed through bolt after, can be screwed nut, so that hoop cover 12 and rubber outer cover 13 can be symmetrically locked cover in the outside of storage tank body 1, then metal disc 19 and rubber pad disc 18 are covered with hole 20 in the outside of top pipe 2, so that rubber pad disc 18 is pressed in the top of storage tank body 1 and is protected, tank body mechanism 4 can be protected in the outside of storage tank body 1 with greater area and provide protection, the metal cover body of hoop cover 12 double-face cooperation rubber outer cover 13 and rubber inner cover 15 provide double-face buffer protection, avoid storage tank body 1 and be damaged by external force, while rubber pad disc 18 and metal disc 19 exist in the top of storage tank body 1 and are protected, prevent the top of storage tank body 1 from suffering external force damage, after the cover edge board of hoop cover 12 and rubber outer cover 13 is unscrewed bolt and nut, storage tank body 1 can be removed from tank body mechanism 4, and the hole 20 of metal disc 19 and rubber pad disc 18 can be removed from the top of storage tank body 1.

[0043] It should be noted that the utility model discloses a kind of protection device of natural gas storage tank, the components in the utility model are components known to those skilled in the art, and its structure and principle are known to those skilled in the art by technical manual or by conventional experimental method.

[0044] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A protection device for natural gas storage tank, comprising a storage tank body (1), a top pipe (2) and a bottom foot (3), the top end and the bottom end of the storage tank body (1) are respectively fixed with the top pipe (2) and the bottom foot (3), characterized in that: It also includes a protective tank mechanism (4) comprising a base disc (5), a surrounding ring (6), an inner limit seat (7), a connecting rod (9), a support ring (10), a pressing edge (11), a hoop cover (12), a rubber outer cover (13) and a rubber inner cover (15), the foot (3) is pressed on the surface of the base disc (5), and the surface of the base disc (5) is welded with the surrounding ring (6) surrounding the foot (3), the inner limit seat (7) for limiting the foot (3) is welded in the surrounding ring (6), and the rubber seat (8) for supporting the foot (3) is filled between the inner limit seat (7) and the surrounding ring (6), the surface of the base disc (5) outside the surrounding ring (6) is welded with the support ring (10) through the connecting rod (9), and the support ring (10) supports the pressing edge (11) welded at the bottom of the hoop cover (12) at the top, the hoop cover (12) covers the storage tank body (1), and the rubber inner cover (15) is bonded at the inner cover wall of the hoop cover (12) for clamping the storage tank body (1), the rubber outer cover (13) is bonded at the outer cover wall of the hoop cover (12), and the cover edge plate of the rubber outer cover (13) and the hoop cover (12) is locked by bolts and nuts, the storage tank body (1) is sequentially pressed with a rubber pad disc (18) and a metal disc (19) at the top, and the metal disc (19) is bonded and connected with the rubber pad disc (18), the surface of the metal disc (19) and the rubber pad disc (18) is provided with a sleeve hole (20) for passing through the top pipe (2).

2. A protection device for a natural gas storage tank according to claim 1, characterized in that: The lower disc surface of the metal disc (19) away from the sleeve hole (20) is annularly distributed with a pressing column (21), and the bottom of the pressing column (21) is bonded with a friction pad (22) for pressing against the top of the storage tank body (1).

3. A protection device for a natural gas storage tank according to claim 2, characterized in that: The surface of the pad body of the rubber pad disc (18) away from the sleeve hole (20) is provided with a perforation (23) for passing through the pressing column (21) and the friction pad (22), and the core hole (24) is centrally provided in the pad body of the rubber pad disc (18).

4. A protective device for a natural gas storage tank as defined in claim 1, wherein: The surface of the cover edge plate of the hoop cover (12) and the rubber outer cover (13) is annularly provided with a mounting hole (14), and the hole body of the mounting hole (14) is penetrated by a bolt for screwing a nut.

5. A containment device for a natural gas storage tank as defined in claim 3, wherein: The cover body of the hoop cover (12), the rubber outer cover (13) and the rubber inner cover (15) is provided with a vertical seam, and the pressing edge (11) below the hoop cover (12) is provided with a vertical seam.

6. A containment device for a natural gas storage tank as defined in claim 1, wherein: The outer cover wall of the rubber inner cover (15) is provided with a guide groove (17) for clamping a rib (16), and the rib body of the rib (16) is integrally formed at the outer cover wall of the hoop cover (12).

7. A protective device for a natural gas storage tank as defined in claim 1, wherein: Six groups of the connecting rod (9) are annularly welded between the base disc (5) and the support ring (10).

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