Heat insulation explosion-proof structure and pressure switch thereof

Abstract

The utility model discloses a heat-insulation explosion-proof structure and a pressure switch thereof, the heat-insulation explosion-proof structure comprises an outer protective shell and a pressure switch, the outer protective shell is internally provided with a heat-insulation explosion-proof mechanism, and the heat-insulation explosion-proof structure comprises the heat-insulation explosion-proof mechanism and a plurality of installation members; the buffer plates are installed outside the inner protective container at equal intervals in a sleeved mode, the buffer plates are made of aluminum alloy, the overall structure of each buffer plate is of a continuous wave design so that deformation energy absorption can be conducted when explosion occurs, and the installation parts are used for connecting and installing the inner protective container and the outer protective shell. According to the heat-insulating and explosion-proof structure and the pressure switch thereof, the heat-insulating and explosion-proof structure is redesigned, the structure is simple, the installation is convenient and rapid, and when an explosion occurs, rapid energy absorption can be effectively carried out on the explosion capacity through the wave-shaped design of the buffer plate, so that the spreading of the explosion energy is reduced, and the practicability of the heat-insulating and explosion-proof structure is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil storage tank heat insulation explosion -proof technical field, concretely is a kind of heat insulation explosion -proof structure and its pressure switch. BACKGROUND

[0002] Oil storage tank is a kind of container for storing oil, and is the main facility of oil depot. In pipeline transportation, it is the oil source interface of oil pipeline. According to the material, it can be divided into two categories: non-metallic oil tank and metal oil tank. Metal oil tank is widely used because of its low cost, difficulty in leakage, convenient construction and easy maintenance. Among them, the use of explosion-proof oil storage tank is more widespread.

[0003] Referring to the patent announcement No. "CN209635087U", a safety type oil storage tank with explosion-proof function is disclosed, comprising a tank body, an outer wall of the tank body is covered with an explosion-proof layer and a heat insulation layer in sequence, the explosion-proof layer comprises a steel mesh, each mesh of the steel mesh is filled with fireproof blocking material; an oil inlet pipe and an oil outlet pipe are communicated in the tank body, an oil inlet valve is arranged in the oil inlet pipe.

[0004] As shown in the above-mentioned technology, the existing oil storage tank is provided with a heat insulation explosion-proof structure to protect the oil storage tank. The existing heat insulation explosion-proof structure is usually multi-layered, and an explosion-proof material is arranged therein to prevent explosion. However, when an accident occurs and the oil storage tank explodes, the effect of the oil storage tank is poor, and the inhibition effect of the explosion is poor. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a heat insulation explosion-proof structure and a pressure switch, which solves the problem that the existing heat insulation explosion-proof structure for oil storage tank has poor response to explosion.

[0006] To achieve the above purpose, the utility model realizes the following technical scheme: a heat insulation explosion-proof structure, comprising an outer protective shell and a pressure switch, an inner heat insulation explosion-proof mechanism is arranged in the outer protective shell, the heat insulation explosion-proof structure comprises a heat insulation explosion-proof mechanism and a plurality of mounting pieces;

[0007] The heat insulation explosion-proof mechanism comprises an inner protective bladder and a plurality of buffer plates, a plurality of buffer plates are equidistantly sleeved and mounted on the outside of the inner protective bladder, the buffer plates are made of aluminum alloy, and the overall structure of the buffer plates is designed as continuous waves to deform and absorb energy when explosion occurs, and the mounting pieces are used to connect and install the inner protective bladder and the outer protective shell.

[0008] Preferably, the heat insulation explosion-proof mechanism further comprises a plurality of stop rings, each group of stop rings comprises two left and right stop rings, each group of stop rings is fixed on the surface of the inner protective bladder, and each group of two stop rings is located on the left and right sides of the buffer plate to limit the position of the buffer plate.

[0009] Preferably, the buffer plate and the outer protective shell form a heat insulation cavity, and the heat insulation cavity is filled with heat insulation material; the buffer plate and the inner protective shell form an explosion-proof cavity, and the explosion-proof cavity is filled with explosion-proof material.

[0010] Preferably, the plurality of mounting members are uniformly arranged between the outer protective shell and the inner protective shell, each mounting member comprises a threaded sleeve and a fixing sleeve, the threaded sleeve is fixedly connected to the surface of the inner protective shell, the fixing sleeve is fixedly connected to the surface of the outer protective shell, and the threaded sleeve and the fixing sleeve are connected and fixed by a bolt rod after being aligned.

[0011] The utility model discloses still a kind of pressure switch based on heat insulation explosion-proof structure, including pressure switch main body, and the lower side of pressure switch main body is communicated pressure pipeline, the right side of pressure switch main body is communicated exhaust pipeline, the pressure switch main body is installed on outer protective shell by installation assembly, and the installation assembly includes mounting sleeve, the surface of mounting sleeve is fixedly connected with outer protective shell, the surface of mounting sleeve is rotatably connected with knob, and the top of knob is fixedly connected with multiple pressing blocks at equal distance.

[0012] Preferably, the surface of the pressure pipeline is fixedly connected with a fixing ring, and the surface of the fixing ring is circumferentially spaced apart to define multiple mounting grooves that cooperate with the pressing blocks, the bottom of the fixing ring is fixedly connected with a limiting spring, the surface of the pressure pipeline is provided with an annular groove, and a sealing ring is sleeved in the annular groove to seal the penetration between the pressure pipeline and the inner protective shell.

[0013] Beneficial effects

[0014] The utility model provides a kind of heat insulation explosion-proof structure and its pressure switch. Compared with prior art, the following beneficial effects are achieved:

[0015] 1. The heat insulation explosion-proof structure and its pressure switch further include multiple sets of retaining rings, each set of retaining rings is composed of two retaining rings, each set of retaining rings is fixed to the surface of the inner protective shell, and the two retaining rings of each set are located on the left and right sides of the buffer plate. The heat insulation explosion-proof structure is redesigned, which is simple in structure and easy and fast to install. In the event of an explosion, the buffer plate with a wavy shape can effectively absorb the explosion energy quickly, thereby reducing the spread of explosion energy and improving the practicality of the heat insulation explosion-proof structure.

[0016] 2. The heat insulation explosion-proof structure and its pressure switch include an installation assembly, the mounting sleeve is fixedly connected to the surface of the outer protective shell, the surface of the mounting sleeve is rotatably connected with a knob, the top of the knob is fixedly connected with multiple pressing blocks at equal distance, and the pressure switch is installed on the oil tank by the installation assembly. During installation, the pressure switch is inserted into the mounting sleeve and the knob is rotated to quickly complete the installation, thereby improving the convenience of using the pressure switch. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the appearance of the present utility model;

[0018] Figure 2 This is a schematic diagram of the heat insulation and explosion-proof mechanism of this utility model;

[0019] Figure 3 This is a cross-sectional view of the present invention;

[0020] Figure 4 This is a partial schematic diagram of the present invention;

[0021] Figure 5 This is a schematic diagram of the pressure switch and mounting components of this utility model.

[0022] In the diagram: 1. Outer protective shell; 2. Heat insulation and explosion-proof mechanism; 21. Inner protective liner; 22. Retaining ring; 23. Buffer plate; 24. Heat insulation material; 25. Explosion-proof material; 3. Mounting component; 31. Threaded sleeve; 32. Fixing sleeve; 33. Bolt rod; 4. Pressure switch body; 5. Mounting assembly; 51. Mounting sleeve; 52. Handle; 53. Pressure block; 54. Fixing ring; 55. Mounting groove; 56. Limiting spring; 57. Annular groove; 58. Sealing ring. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figures 1-4 This heat-insulating and explosion-proof structure provides a technical solution:

[0025] Implementation method: Includes an outer protective shell 1 and a pressure switch. The outer protective shell 1 is equipped with a heat insulation and explosion-proof mechanism. The heat insulation and explosion-proof structure includes a heat insulation and explosion-proof mechanism 2 and multiple mounting parts 3.

[0026] The heat insulation explosion-proof mechanism 2 comprises an inner protective barrel 21 and a plurality of buffer plates 23, the plurality of buffer plates 23 are equidistantly sleeved and installed outside the inner protective barrel 21, the buffer plates 23 are made of aluminum alloy, and the overall structure of the buffer plates 23 is designed as a continuous wave to deform and absorb energy when an explosion occurs, the mounting piece 3 is used for connecting and installing the inner protective barrel 21 and the outer protective shell 1, the heat insulation explosion-proof mechanism 2 further comprises a plurality of groups of retaining rings 22, each group of retaining rings 22 is composed of left and right two retaining rings 22, each group of retaining rings 22 is fixed on the surface of the inner protective barrel 21, and each group of two retaining rings 22 is located on the left and right sides of the buffer plate 23 and limits the position of the buffer plate 23, the buffer plate 23 and the outer protective shell 1 form a heat insulation cavity, and the heat insulation cavity is filled with a heat insulation material 24, and the buffer plate 23 and the inner protective barrel 21 form an explosion-proof cavity, and the explosion-proof cavity is filled with an explosion-proof material 25.

[0027] A plurality of mounting pieces 3 are uniformly arranged between the outer protective shell 1 and the inner protective barrel 21, each mounting piece 3 comprises a threaded sleeve 31 and a fixed sleeve 32, the threaded sleeve 31 is fixedly connected with the surface of the inner protective barrel 21, the fixed sleeve 32 is fixedly connected with the surface of the outer protective shell 1, and the threaded sleeve 31 and the fixed sleeve 32 are connected and fixed through a bolt rod 33 after being aligned.

[0028] The heat insulation explosion-proof structure is redesigned, and the structure is simple and convenient and fast to install, in the case of explosion, the wave shape design of the buffer plate 23 can effectively quickly absorb the explosion energy, so as to reduce the spread of explosion energy and improve the practicality of the heat insulation explosion-proof structure.

[0029] In use, the heat insulation material 24 and the explosion-proof material 25 are respectively compacted and filled into the corresponding positions of the buffer plate 23, the heat insulation explosion-proof mechanism 2 is placed into the outer protective shell 1 as a whole, the threaded sleeve 31 and the fixed sleeve 32 are aligned, the fixed sleeve 32 is screwed into the threaded sleeve 31 after alignment, in normal use, the heat insulation material 24 is used for heat insulation, and the explosion-proof material 25 is used for explosion-proof of the oil stored in the inner protective barrel 21, and the wave structure and material performance of the buffer plate 23 are used for absorbing explosion energy in the case of explosion.

[0030] Please refer to Figure 1 and 5 , the pressure switch based on the heat insulation explosion-proof structure provides a technical scheme:

[0031] The embodiment comprises a pressure switch body 4, a pressure pipeline is communicated below the pressure switch body 4, an exhaust pipeline is communicated right side of the pressure switch body 4, the pressure switch body 4 is installed on the outer protective shell 1 through a mounting assembly 5, the mounting assembly 5 comprises a mounting sleeve 51, the mounting sleeve 51 is fixedly connected with the surface of the outer protective shell 1, a rotary handle 52 is rotatably connected with the surface of the mounting sleeve 51, a plurality of pressing blocks 53 are fixedly connected with the top of the rotary handle 52 at equal distances, a fixing ring 54 is fixedly connected with the surface of the pressure pipeline, a plurality of mounting grooves 55 for cooperation with the pressing blocks 53 are equidistantly arranged on the surface of the fixing ring 54 in the circumferential direction, a limiting spring 56 is fixedly connected with the bottom of the fixing ring 54, an annular groove 57 is arranged on the surface of the pressure pipeline, and a sealing ring 58 is sleeved on the annular groove 57, and the sealing ring 58 is used for sealing the penetration between the pressure pipeline and the inner protective liner 21.

[0032] The pressure switch is installed on the oil storage tank through the mounting assembly 5, and during installation, the pressure switch only needs to be inserted into the mounting sleeve 51 and the rotary handle 52 is rotated, so that the installation is quickly completed, and the convenience of the pressure switch during use is improved.

[0033] During installation of the pressure switch, the pressure pipeline is inserted from the mounting sleeve 51, the pressure pipeline penetrates through the outer protective shell 1 and the inner protective liner 21 and enters the inside of the inner protective liner 21, during insertion, the mounting grooves 55 are aligned with the pressing blocks 53 and pass the position of the pressing blocks 53, then the rotary handle 52 is rotated to make the pressing blocks 53 dislocated with the mounting grooves 55, and the limiting spring 56 is cooperated to complete installation of the pressure switch.

[0034] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0035] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A heat-insulated explosion-proof structure comprising an outer protective shell (1) and a pressure switch, characterized in that: The inside of the outer protective shell (1) is provided with a heat insulation explosion-proof mechanism, which comprises a heat insulation explosion-proof mechanism (2) and a plurality of mounting parts (3); The heat insulation explosion-proof mechanism (2) comprises an inner protective bladder (21) and a plurality of buffer plates (23), which are equidistantly sleeved and mounted outside the inner protective bladder (21), the buffer plates (23) are made of aluminum alloy, and the overall structure of the buffer plates (23) is designed as continuous waves to deform and absorb energy when an explosion occurs, and the mounting parts (3) are used to connect and install the inner protective bladder (21) and the outer protective shell (1).

2. The explosion-proof and heat-insulating structure according to claim 1, characterized in that: The heat insulation explosion-proof mechanism (2) further comprises a plurality of groups of stop rings (22), each group of stop rings (22) is composed of left and right two stop rings (22), each group of stop rings (22) is fixed on the surface of the inner protective bladder (21), and each group of two stop rings (22) is located on the left and right sides of the buffer plate (23) and limits the position of the buffer plate (23).

3. The explosion-proof and heat-insulating structure according to claim 1, characterized in that: The buffer plate (23) and the outer protective shell (1) form a heat insulation cavity, and the heat insulation cavity is filled with a heat insulation material (24), the buffer plate (23) and the inner protective bladder (21) form an explosion-proof cavity, and the explosion-proof cavity is filled with an explosion-proof material (25).

4. The explosion-proof and heat-insulating structure according to claim 1, characterized in that: A plurality of mounting parts (3) are evenly arranged between the outer protective shell (1) and the inner protective bladder (21), a single mounting part (3) comprises a threaded sleeve (31) and a fixed sleeve (32), the threaded sleeve (31) is fixedly connected with the surface of the inner protective bladder (21), the fixed sleeve (32) is fixedly connected with the surface of the outer protective shell (1), and the threaded sleeve (31) and the fixed sleeve (32) are connected and fixed by a bolt rod (33) after being aligned.

5. A pressure switch based on a heat-insulated explosion-proof structure, comprising a pressure switch body (4), and a pressure pipeline is communicated below the pressure switch body (4), and an exhaust pipeline is communicated at the right side of the pressure switch body (4), characterized in that: The pressure switch body (4) is installed on the outer protective shell (1) in claim 1 through the mounting assembly (5), the mounting assembly (5) comprises a mounting sleeve (51), the mounting sleeve (51) is fixedly connected with the surface of the outer protective shell (1), a rotating handle (52) is rotatably connected with the surface of the mounting sleeve (51), and a plurality of pressing blocks (53) are equidistantly fixedly connected with the top of the rotating handle (52).

6. The pressure switch based on the heat-insulated explosion-proof structure according to claim 5, characterized in that: A fixed ring (54) is fixedly connected with the surface of the pressure pipeline, a plurality of mounting grooves (55) for cooperating with the pressing blocks (53) are equidistantly arranged on the surface of the fixed ring (54) in the circumferential direction, a limiting spring (56) is fixedly connected with the bottom of the fixed ring (54), an annular groove (57) is formed in the surface of the pressure pipeline, a sealing ring (58) is sleeved on the annular groove (57), and the sealing ring (58) is used to seal the penetration between the pressure pipeline and the inner protective bladder (21).

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