Ground surface fixed type petrochemical engineering storage tank

Abstract

The utility model relates to the technical field of petrochemical engineering storage tanks, and discloses an earth surface fixed type petrochemical engineering storage tank which comprises a bottom plate, the top of the bottom plate is fixedly connected with two first electric push rods, the driving ends of the first electric push rods are fixedly connected with sliding plates respectively, and the interiors of the sliding plates are slidably connected with two connecting rods respectively. Two connecting rods are fixedly connected to the left sides and the right sides of the two connecting rods correspondingly, rotating rods are rotatably connected to the interiors of the two connecting rods correspondingly, supporting plates are rotatably connected to the sides, close to each other, of the two rotating rods correspondingly, and arc-shaped clamping blocks are rotatably connected to the tops of the two connecting rods correspondingly; the tops of the supporting plates are fixedly connected with storage pipes correspondingly. According to the utility model, the integrity of the storage tank and ancillary facilities thereof is guaranteed, petrochemical products can be ensured to safely and stably enter and exit from the storage tank, and the accuracy of monitoring data such as liquid level, pressure and the like can be guaranteed at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of petroleum chemical storage tank, especially relates to a surface fixed type petroleum chemical storage tank. BACKGROUND

[0002] With the sustained growth of global economy, the demand for petroleum chemical products is rising. Whether it is fuel products such as gasoline and diesel, or various chemical raw materials, plastic products and other basic raw materials, they all rely on the petroleum chemical industry for large-scale production and supply.

[0003] The surface fixed type petroleum chemical storage tank is composed of a tank body, a tank top, a tank bottom, inlet and outlet pipelines, a liquid level meter, a thermometer, a safety valve, a manhole and an inspection hole. The tank body stores products, the tank top has fixed top and floating top, and the tank bottom has corrosion prevention and drainage measures. Its working principle is to use tank body sealing storage, feed through the feed pipe, discharge by gravity or pump, safety valve or cooling device action when pressure and temperature change, liquid level meter and thermometer monitoring to ensure safe operation of the storage tank.

[0004] When subjected to external force (such as strong wind, earthquake and other natural disasters), the unfixed storage tank is prone to displacement. For a large-capacity petroleum chemical storage tank, when it is tilted, the petroleum chemical products in the tank will leak in large quantities, the pipeline will be pulled off or the joint will be loose, causing the petroleum chemical products to leak, and the inside of the pipeline is in a high pressure state, once broken, the products will be sprayed at high speed under the action of pressure, increasing the leakage amount and range, further increasing the safety risk, and the ground has certain corrosiveness to the storage tank, therefore, a surface fixed type petroleum chemical storage tank is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a surface fixed type petroleum chemical storage tank, which aims to improve the problem that the unfixed petroleum chemical storage tank in the prior art is prone to displacement or even tilting when subjected to external force, which will cause the products in the tank to leak in large quantities, and the connecting pipeline may also be damaged, causing the products to be sprayed at high speed under high pressure, increasing the leakage amount and range, and increasing the safety risk, and the ground also has certain corrosiveness to the storage tank.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a kind of ground fixed type petroleum chemical storage tank, including bottom plate, the top of the bottom plate is fixedly connected with two electric push rod one, the driving end of electric push rod one is fixedly connected with sliding plate respectively, the inside of sliding plate is slidably connected with two link rods respectively, the left and right sides of two link rods are fixedly connected with connecting rod two respectively, the inside of two connecting rods is rotatably connected with rotating rod respectively, the side similar to two rotating rods is rotatably connected with support plate respectively, the top of two connecting rods is rotatably connected with arc clamping block respectively, the top of support plate is contacted with storage tank respectively, the top of storage tank is fixedly connected with sealing assembly for preventing pollution;

[0008] As further description of the above technical solution:

[0009] The sealing assembly includes a fixed block, the bottom of the fixed block is fixedly connected to the top of the storage tank, the top of the fixed block is fixedly connected with an electric push rod two, the driving end of the electric push rod two is fixedly connected with a rack, the top of the storage tank is fixedly connected with a connecting port, the outside of the connecting port is threadedly connected with a rotating cover, the outside of the rotating cover is fixedly connected with a gear, the inner wall of the rotating cover is fixedly connected with a plurality of springs, the bottom of the plurality of springs is fixedly connected with a fixed ring, the bottom of the fixed ring is fixedly connected with a sealing ring.

[0010] As further description of the above technical solution:

[0011] The top of the bottom plate is fixedly connected with a plurality of telescopic rods, the top of the plurality of telescopic rods is fixedly connected with two sliding plates.

[0012] As further description of the above technical solution:

[0013] The inside of the two sliding plates is fixedly connected with a clamping groove one, the side similar to the plurality of arc clamping blocks is contacted with the inside and outside of the storage tank.

[0014] As further description of the above technical solution:

[0015] The inside of the fixed block is provided with a clamping groove two, the outside of the rack is meshingly connected with the outside of the gear.

[0016] As further description of the above technical solution:

[0017] The bottom of the rack is slidably connected with a square slide, the bottom of the rotating cover is fixedly connected with a protruding block.

[0018] As further description of the above technical solution:

[0019] The bottom of the two support plates is fixedly connected to the top of the bottom plate, the top of the fixed block is slidably connected to the bottom of the rack.

[0020] As a further description of the above technical solutions:

[0021] The interior of the connecting port is provided with a groove, and the exterior of the protruding block is rotationally connected in the interior of the connecting port.

[0022] The utility model has the advantages of the following:

[0023] 1. In the utility model, the electric push rod is telescopic after being powered on, and drives the sliding plate to displace vertically. Since the sliding plate is slidably connected with the connecting rod, the connecting rod is driven to move, and the arc-shaped clamping block tightly embraces the storage tank under the action of its own gravity and the connecting rod. The supporting plate provides vertical supporting force for the storage tank from the bottom. When the storage tank is fixed, its bottom is tightly connected with the ground or the supporting structure, which can effectively resist external force and keep the storage tank stable in place, thereby ensuring the integrity of the storage tank and its auxiliary facilities, and ensuring that the oil and chemical products can safely and stably enter and exit the storage tank, and ensuring the accuracy of monitoring data such as liquid level and pressure.

[0024] 2. In the utility model, after the electric push rod II receives the electric signal, the driving end drives the rack to move, the teeth of the rack are engaged with the gear outside the rotating cover, so that the rotating cover rotates around the connecting port. When the rotating cover rotates, the spring in its inner wall is in a compressed state, and the sealing ring is pressed by the fixed ring to prevent the oil and chemical products from leaking due to the oil and corrosion resistance, thereby ensuring the sealing of the storage tank and meeting the requirements of different working conditions. For toxic and harmful chemical products such as hydrogen sulfide and benzene, the sealing can prevent the leakage from causing harm to the surrounding environment and personnel health. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A perspective view of a ground fixed type oil and chemical storage tank is provided for the utility model;

[0026] Figure 2 A structure diagram of an arc-shaped clamping block of a ground fixed type oil and chemical storage tank is provided for the utility model;

[0027] Figure 3 A structure diagram of a fixed block of a ground fixed type oil and chemical storage tank is provided for the utility model;

[0028] Figure 4 A Figure 3 An enlarged view of A in the utility model.

[0029] LEGEND:

[0030] 1, bottom plate; 2, electric push rod one; 3, sliding plate; 4, card slot one; 5, connecting rod; 6, rotating rod; 7, support plate; 8, telescopic rod; 9, arc clamp block; 10, storage tank; 11, fixed block; 12, electric push rod two; 13, rack; 14, square slide; 15, card slot two; 16, gear; 17, rotating cover; 18, protruding block; 19, spring; 20, fixed ring; 21, sealing ring; 22, connecting port. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0032] Referring to Figure 1 , Figure 2 An embodiment provided by the utility model: a ground fixed type petroleum chemical storage tank, comprising a bottom plate 1, the bottom plate 1 is used as the base support component of the whole storage tank, bears the weight of electric push rod one 2, telescopic rod 8 and other numerous components, provides stable mounting platform for them, ensures the stability of the overall structure of the storage tank. The top of the bottom plate 1 is fixedly connected with two electric push rod one 2, the electric push rod one 2 can be driven to stretch and retract under the power, is connected with the sliding plate 3, accurately controls the up-down position movement of the sliding plate 3, thereby adjusting the height of other components associated therewith. The driving end of the electric push rod one 2 is fixedly connected with the sliding plate 3 respectively, the sliding plate 3 is fixed with the driving end of the electric push rod one 2 on one side, receives the power to realize the displacement in the vertical direction. The inside of the sliding plate 3 is slidably connected with two connecting rods respectively, so that the connecting rod 5 can be driven by the sliding plate 3 to adjust the angle and position correspondingly, to realize the stable support and positioning function of the storage tank 10, guarantee the structural integrity of the storage tank. The left and right sides of the two connecting rods are fixedly connected with two connecting rods 5 respectively, the connecting rod 5 is rotatably connected with the rotating rod 6 inside, realizes multi-angle rotation adjustment through the cooperation with the rotating rod 6, and at the same time, the top thereof is rotatably connected with the arc clamp block 9, the bottom thereof also has a connection relationship with the support plate 7, can integrate and distribute the force from all directions.

[0033] The inner part of the two connecting rods 5 is rotatably connected with a rotating rod 6, the rotating rod 6 plays a role of connection and transmission between the two connecting rods 5, allows the relative rotation between the connecting rods 5, so that the distance and angle between the two arc clamping blocks 9 can be flexibly adjusted according to actual needs, to adapt to the installation and fixing requirements of storage tanks 10 of different sizes or shapes, improve the versatility and adaptability of the storage tank structure. The proximal side of the two rotating rods 6 is rotatably connected with a support plate 7, the support plate 7 is fixed at the bottom of the bottom plate 1, providing a solid vertical support force for the storage tank 10, ensuring that the storage tank 10 will not be deformed or damaged due to insufficient support at the bottom when bearing the weight of the internal petroleum chemical products. The top of the two connecting rods 5 is rotatably connected with an arc clamping block 9, the inner side of the arc clamping block 9 is in close contact with the outside of the storage tank 10, and the storage tank 10 is fixed in a ring shape from different directions by multiple arc clamping blocks 9, effectively increasing the friction force and contact area between the storage tank 10 and the support structure, preventing the storage tank 10 from moving or rotating in the horizontal direction, and ensuring the safety and stability of the storage tank 10 during storage and transportation of petroleum chemical products. The top of the support plate 7 is in contact with the storage tank 10, the storage tank 10 is the core container of the entire storage tank, used for storing petroleum chemical products. The top of the storage tank 10 is fixedly connected with a sealing assembly for preventing pollution;

[0034] Referring to Figure 3 、 Figure 4 , the sealing assembly includes a fixed block 11, the fixed block 11 is fixed at the top of the storage tank 10, providing a stable installation basis for the electric push rod two 12, and the clamping groove two 15 formed in the inside of the fixed block 11 can cooperate with other components to limit the movement range of some components, providing a structural support for the installation and cooperation of related parts during the operation of the sealing assembly. The bottom of the fixed block 11 is fixedly connected to the top of the storage tank 10, the top of the fixed block 11 is fixedly connected with the electric push rod two 12, the electric push rod two 12 drives the rack 13 to move up and down according to the electrical signal, which is the key power source for automatic control in the sealing assembly, by accurately controlling the position of the rack 13, the gear 16 engaged with it is driven to rotate, realizing the opening and closing action of the rotating cover 17, meeting the sealing requirements of the storage tank under different working conditions. The driving end of the electric push rod two 12 is fixedly connected with the rack 13, the rack 13 moves vertically under the drive of the electric push rod two 12, the teeth on the outside of the rack 13 are engaged with the gear 16, converting linear motion into rotational motion of the gear 16.

[0035] The top of the storage tank 10 is fixedly connected with a connecting port 22, the outer thread of the connecting port 22 is threadedly connected with a rotating cover 17, the rotating cover 17 is matched with the connecting port 22 through thread, and is rotated to realize the tight connection or loosening of the connecting port 22 under the driving of the gear 16. The connecting port 22 is arranged at the top of the storage tank 10, is a channel for the petroleum chemical products to enter or exit the storage tank 10, the outer thread structure is matched with the rotating cover 17, and sealing is realized through thread connection. The outer part of the rotating cover 17 is fixedly connected with the gear 16, the opening of the top of the storage tank 10 is opened or closed, and the isolation or communication state between the inside of the storage tank 10 and the outside environment is effectively controlled. The inner wall of the rotating cover 17 is fixedly connected with a plurality of springs 19, the springs 19 are installed on the inner wall of the rotating cover 17 and are in a compressed state, and the springs 19 provide continuous downward pressure for the fixing ring 20 and the sealing ring 21. The bottom of the plurality of springs 19 is fixedly connected with the fixing ring 20, the fixing ring 20 connects the springs 19 and the sealing ring 21, the elastic force of the springs 19 is uniformly transmitted to the sealing ring 21, the sealing ring 21 can be kept flat and uniformly attached to the connecting port 22 when stressed, and the reliability and stability of sealing are ensured. The bottom of the fixing ring 20 is fixedly connected with the sealing ring 21, the sealing ring 21 is made of oil-resistant and corrosion-resistant elastic material, and the bottom thereof is matched with the groove of the connecting port 22. Under the action of the springs 19 and the fixing ring 20, the sealing ring 21 is tightly attached to the inner wall of the connecting port 22, forming a barrier to prevent the leakage of petroleum chemical products, and is the last line of defense to ensure the sealing of the storage tank, which is very important for preventing environmental pollution and ensuring storage safety.

[0036] With reference to Figures 2 to 4The top of the bottom plate 1 is fixedly connected with a plurality of telescopic rods 8, the telescopic rods 8 connect the bottom plate 1 and the sliding plate 3, while providing a certain supporting force, allowing the sliding plate 3 to perform telescopic movement within a certain range, playing a role of assisting the electric push rod 2 to adjust the height of the sliding plate 3. The top of each of the plurality of telescopic rods 8 is fixedly connected with two sliding plates 3, ensuring effective force transmission and flexible connection between structures, which is beneficial to the coordinated operation of the entire storage tank structure during height adjustment and fixing. The inside of each of the two sliding plates 3 is fixedly connected with a clamping groove 4, which is beneficial to stable sliding. The proximal side of each of the plurality of arc-shaped clamping blocks 9 is in contact with the inside or outside of the storage tank 10, and the structural design thereof needs to have good sealing property, corrosion resistance and pressure resistance, so as to prevent product leakage, chemical reaction with the tank body material and rupture under the internal liquid pressure, thereby ensuring the safety and reliability of the storage process and avoiding harm to the environment and personnel. The inside of the fixed block 11 is provided with a clamping groove 15, the outside of the rack 13 is in meshing connection with the outside of the gear 16, the rack 13 is in threaded connection or separation with the connecting port 22, and the top opening of the storage tank 10 is opened or closed, so that the isolation or communication state between the inside of the storage tank 10 and the external environment is effectively controlled. The bottom of the rack 13 is slidably connected with a square sliding block 14, the bottom of the rotating cover 17 is fixedly connected with a protruding block 18, and the protruding block 18 increases the sealing property. The bottom of each of the two support plates 7 is fixedly connected to the top of the bottom plate 1, and the top of the fixed block 11 is slidably connected to the bottom of the rack 13, playing a role of guiding and stabilizing the movement track of the rack 13, and ensuring accurate execution of the sealing action. The inside of the connecting port 22 is provided with a recess, the outside of the protruding block 18 is rotatably connected to the inside of the connecting port 22, the recess provided in the inside cooperates with the sealing ring 21 to provide a fitting surface for the sealing ring 21, ensuring the sealing effect, and at the same time, the structural design thereof needs to consider the smoothness of fluid in and out and the reliability of connection.

[0037] Working principle: After the electric push rod 2 is powered on, it is telescopic, and drives the sliding plate 3 to displace vertically. Since the sliding plate 3 is slidably connected with the connecting rod, it drives the connecting rod 5 to link, thereby accurately adjusting the height of the sliding plate 3, adapting to the site requirement, and the arc-shaped clamping block 9 tightly embraces the storage tank 10 under the action of its own gravity and the connecting rod 5, preventing horizontal displacement and rotation, and the support plate 7 provides vertical supporting force for the storage tank 10 from the bottom, and the two cooperate to ensure the stability of the structure, and when the storage tank is fixed, the bottom thereof is tightly connected with the ground or support structure, which can effectively resist external force and keep stable in place, thereby ensuring the integrity of the storage tank and its auxiliary facilities, avoiding a series of serious consequences caused by displacement and dumping, ensuring that the petroleum and chemical products can be safely and stably in and out of the storage tank, and also ensuring the accuracy of monitoring data such as liquid level and pressure.

[0038] When the electric push rod 12 receives the electric signal, the driving end drives the rack 13 to move, the teeth of the rack 13 are engaged with the gear 16 outside the rotating cover 17, the linear motion is converted into the rotating motion of the gear 16, so that the rotating cover 17 rotates around the connecting port 22, when the rotating cover 17 rotates, the spring 19 on the inner wall is in the compressed state, and the sealing ring 21 is pressed by the fixed ring 20. The sealing ring 21 is tightly attached to the groove of the connecting port 22 due to the force of the spring 19, so as to prevent the leakage of petrochemical products, ensure the sealing of the storage tank, and adapt to different working conditions. For toxic and harmful chemical products, such as hydrogen sulfide and benzene, the sealing can prevent the leakage from causing harm to the surrounding environment and the health of personnel. These substances may enter the human body through the respiratory tract, skin contact and other ways, causing poisoning and other serious consequences. The sealed storage tank is like a safe barrier that isolates harmful substances from the outside world. The sealed storage tank can prevent rainwater, dust and other impurities from entering, maintain the purity and quality of the product, ensure the stability of the performance of the product during storage, meet the requirements of subsequent production or use, and reduce the accumulation of flammable and toxic gases in the surrounding environment, thereby reducing the risk of fire, explosion and poisoning accidents.

[0039] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A ground fixed petrochemical storage tank comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected with two electric push rods (2), the driving end of the electric push rod (2) is fixedly connected with a sliding plate (3), the inner part of the sliding plate (3) is slidably connected with two link rods, the left and right sides of the two link rods are fixedly connected with two connecting rods (5), the inner part of the two connecting rods (5) is rotatably connected with a rotating rod (6), the proximal side of the two rotating rods (6) is rotatably connected with a support plate (7), the top of the two connecting rods (5) is rotatably connected with an arc-shaped clamping block (9), the top of the support plate (7) is in contact with a storage tank (10), and the top of the storage tank (10) is fixedly connected with a sealing assembly for preventing pollution.

2. A ground storage tank for petroleum and chemical products as claimed in claim 1, wherein: The bottom of the fixed block (11) is fixedly connected to the top of the storage tank (10), the top of the fixed block (11) is fixedly connected with an electric push rod (12), the driving end of the electric push rod (12) is fixedly connected with a rack (13), the top of the storage tank (10) is fixedly connected with a connecting port (22), the outer part of the connecting port (22) is threadedly connected with a rotating cover (17), the outer part of the rotating cover (17) is fixedly connected with a gear (16), the inner wall of the rotating cover (17) is fixedly connected with a plurality of springs (19), the bottom of the plurality of springs (19) is fixedly connected with a fixed ring (20), and the bottom of the fixed ring (20) is fixedly connected with a sealing ring (21).

3. The ground storage tank for petroleum and chemical products according to claim 1, characterized in that: The top of the bottom plate (1) is fixedly connected with a plurality of telescopic rods (8), and the top of each of the plurality of telescopic rods (8) is fixedly connected with two sliding plates (3).

4. The ground storage tank for petroleum and chemical products according to claim 1, characterized in that: The inner part of each of the two sliding plates (3) is fixedly connected with a clamping groove (4), and the proximal side of each of the plurality of arc-shaped clamping blocks (9) is in contact with the inner part of the storage tank (10).

5. The ground storage tank of claim 2, wherein: The inner part of the fixed block (11) is provided with a clamping groove (15), and the outer part of the rack (13) is in meshing connection with the outer part of the gear (16).

6. A ground storage tank for petroleum and chemical products as claimed in claim 2, wherein: The bottom of the rack (13) is slidably connected with a square sliding block (14), and the bottom of the rotating cover (17) is fixedly connected with a protruding block (18).

7. A ground storage tank for petroleum and chemical products as claimed in claim 2, wherein: The bottom of each of the two support plates (7) is fixedly connected to the top of the bottom plate (1), and the top of the fixed block (11) is slidably connected to the bottom of the rack (13).

8. A ground storage tank for petroleum and chemical products as claimed in claim 6 wherein: The inner part of the connecting port (22) is provided with a groove, and the outer part of the protruding block (18) is rotatably connected to the inner part of the connecting port (22).

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