Safety cover for chemical pipeline

Abstract

The utility model discloses a chemical pipeline safety cover which comprises a safety cover body, a mounting plate is integrally formed at the bottom of the safety cover body, a fixing block is fixedly connected to the inner surface of the safety cover body, and a first rubber ring is fixedly connected to the bottom of an inner cavity of the fixing block. The bottom of the first rubber ring is fixedly connected with a first buffer spring, and the bottom of the first buffer spring is fixedly connected with a buffer plate. The internal protective cover is in contact with the chemical pipeline for safety protection, and when the chemical pipeline in the internal protective cover expands when a high-temperature medium is conveyed, the internal protective cover extrudes a flexible rubber pad to slightly deform and buffer the flexible rubber pad and extrudes a second rubber ring, a second buffer spring, a buffer plate and a first buffer spring; and a first buffer spring and a second buffer spring deform to buffer the expansion of the chemical pipeline, so that the chemical pipeline and the safety cover are prevented from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical industry pipeline protection technical field, concretely is a kind of chemical industry pipeline safety cover. BACKGROUND

[0002] Chemical industry pipeline is the pipeline of conveying toxic, harmful, corrosive chemical, mainly used in pharmaceutical, metallurgy, environmental protection, water supply and drainage and petroleum industry, chemical industry pipeline is widely used, with the demand of chemical industry pipeline more and more, more and more safety requirements of chemical industry pipeline, wherein chemical industry pipeline safety cover is a kind of device for protecting the safety of chemical industry pipeline;

[0003] But the existing safety cover is usually fixed by bolt, which will cause the fixed airtightness between safety cover and pipeline, when the chemical industry pipeline transports medium with high temperature, the chemical industry pipeline will form temperature difference because of the high internal temperature and low external temperature, and then the chemical industry pipeline will expand and deform, therefore, we provide a kind of chemical industry pipeline safety cover. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of chemical industry pipeline safety cover to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of chemical industry pipeline safety cover, including safety cover body, the bottom of the safety cover body is integrally formed with mounting plate, the inner surface of the safety cover body is fixedly connected with fixed block, the bottom of the fixed block inner cavity is fixedly connected with first rubber ring, the bottom of the first rubber ring is fixedly connected with first buffer spring, the bottom of the first buffer spring is fixedly connected with buffer plate, the bottom of the buffer plate is fixedly connected with second buffer spring, the bottom of the second buffer spring is fixedly connected with second rubber ring, the bottom of the second rubber ring is fixedly connected with flexible rubber pad, the bottom of the flexible rubber pad is fixedly connected with internal protective cover.

[0006] Preferably, the two mounting plates are threadedly connected with a limiting screw rod, the outer surface of the limiting screw rod is threadedly connected with a first limiting nut, and a sealing gasket is arranged at the connection between the limiting screw rod and the mounting plate.

[0007] Preferably, sliding grooves are formed in the two sides of the fixed block inner cavity, sliding blocks are slidably connected in the inner cavities of the sliding grooves, and the inner sides of the sliding blocks are fixedly connected with the outer sides of the buffer plates.

[0008] Preferably, the sealing gasket comprises an ethylene-propylene-diene rubber pad, a fluororubber pad and a stainless steel pad, the ethylene-propylene-diene rubber pad is an outer layer, the fluororubber pad is an intermediate layer, and the stainless steel pad is an inner contact layer.

[0009] Preferably, the middle end of the two mounting plates is provided with a U-shaped insertion rod, and a second limiting nut is arranged at the connection between the U-shaped insertion rod and the mounting plate.

[0010] Preferably, the material of the safety cover body is a stainless steel protective cover, and the material of the internal protective cover is a natural rubber cover.

[0011] Preferably, the thickness of the EPDM rubber pad is 0.21 mm, and the thickness of the fluororubber pad and the stainless steel pad is 0.32 mm.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1. The internal protective cover contacts the chemical pipeline for safety protection, when the chemical pipeline in the internal protective cover expands due to conveying a high-temperature medium, the internal protective cover extrudes the flexible rubber pad to slightly deform and buffer, and extrudes the second rubber ring, the second buffer spring, the buffer plate and the first buffer spring, the first buffer spring and the second buffer spring are deformed to buffer the chemical pipeline when expanding, and damage to the chemical pipeline and the safety cover is avoided.

[0014] 2. The limiting screw rod penetrates the middle ends of the two mounting plates and extends to the two sides of the mounting plate, the sealing gasket is sleeved at the connection between the limiting screw rod and the mounting plate, the first limiting nut is rotated to rotate the first limiting nut inward to fix the limiting screw rod and the mounting plate, meanwhile, the two sides of the U-shaped insertion rod are inserted into the inner cavities of the two mounting plates and extend to the outer sides, the second limiting nut is rotated to fix the mounting plate and the U-shaped insertion rod, so that the safety protection of the chemical pipeline can be realized, and the normal use of the chemical pipeline is avoided from being affected by external factors. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a sealing gasket structural schematic view of the utility model;

[0017] Figure 3 It is a chute structural schematic view of the utility model;

[0018] Figure 4 It is a fluororubber pad structural schematic view of the utility model.

[0019] In the figure: 1, safety cover body; 2, mounting plate; 3, first limiting nut; 4, limiting screw; 5, internal protective cover; 6, second limiting nut; 7, U-shaped insertion rod; 8, flexible rubber pad; 9, fixed block; 10, sealing gasket; 101, three-ethylene propylene rubber pad; 102, fluororubber pad; 103, stainless steel pad; 11, buffer plate; 12, first rubber ring; 13, sliding groove; 14, sliding block; 15, first buffer spring; 16, second buffer spring; 17, second rubber ring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] The components of the present application 1, safety cover body; 2, mounting plate; 3, first limiting nut; 4, limiting screw; 5, internal protective cover; 6, second limiting nut; 7, U-shaped insertion rod; 8, flexible rubber pad; 9, fixed block; 10, sealing gasket; 101, three-ethylene propylene rubber pad; 102, fluororubber pad; 103, stainless steel pad; 11, buffer plate; 12, first rubber ring; 13, sliding groove; 14, sliding block; 15, first buffer spring; 16, second buffer spring; 17, second rubber ring are all general standard parts or parts known to those skilled in the art, and their structures and principles can be known by the present technical personnel through technical manuals or obtained through conventional experimental methods. Embodiment one

[0022] Please refer to Figures 1-4 The following technical solutions are provided, and specifically disclosed are: a chemical pipeline safety cover, which comprises a safety cover body 1, a mounting plate 2 is integrally formed at the bottom of the safety cover body 1, a fixed block 9 is fixedly connected to the inner surface of the safety cover body 1, a first rubber ring 12 is fixedly connected to the bottom of the inner cavity of the fixed block 9, a first buffer spring 15 is fixedly connected to the bottom of the first rubber ring 12, a buffer plate 11 is fixedly connected to the bottom of the first buffer spring 15, a second buffer spring 16 is fixedly connected to the bottom of the buffer plate 11, a second rubber ring 17 is fixedly connected to the bottom of the second buffer spring 16, a flexible rubber pad 8 is fixedly connected to the bottom of the second rubber ring 17, and an internal protective cover 5 is fixedly connected to the bottom of the flexible rubber pad 8.

[0023] In actual use, when the chemical pipeline expands when conveying high-temperature medium objects, the internal protective cover 5 extrudes the flexible rubber pad 8 to slightly deform and buffer and extrudes the second rubber ring 17, the second buffer spring 16, the buffer plate 11 and the first buffer spring 15, and the first buffer spring 15 and the second buffer spring 16 are deformed to buffer the expansion of the chemical pipeline, thereby avoiding damage to the chemical pipeline and the safety cover. Example two

[0024] Please refer to Figure 1 、 Figure 2 and Figure 4 , provide the following technical solutions, specifically disclosed: two mounting plates 2 are threadedly connected with a limiting screw 4, the outer surface of the limiting screw 4 is threadedly connected with a first limiting nut 3, the connection between the limiting screw 4 and the mounting plate 2 is provided with a sealing gasket 10, two sides of the inner cavity of the fixed block 9 are provided with a sliding groove 13, the inner cavity of the sliding groove 13 is slidably connected with a sliding block 14, the inner side of the sliding block 14 is fixedly connected with the outer side of the buffer plate 11, the sealing gasket 10 includes a three-ethylene-propylene rubber pad 101, a fluororubber pad 102 and a stainless steel pad 103, the three-ethylene-propylene rubber pad 101 is an outer layer, the fluororubber pad 102 is an intermediate layer, and the stainless steel pad 103 is an inner contact layer, the middle end of the two mounting plates 2 is provided with a U-shaped insertion rod 7, the connection between the U-shaped insertion rod 7 and the mounting plate 2 is provided with a second limiting nut 6, the material of the safety cover body 1 is a stainless steel protective cover, and the material of the internal protective cover 5 is a natural rubber cover.

[0025] In actual use, through the cooperation of the limiting screw 4, the sealing gasket 10 and the first limiting nut 3, the limiting screw 4 can fix the two mounting plates 2, so that the chemical pipeline can be in contact with the internal protective cover 5 to realize safety protection, and the U-shaped insertion rod 7 and the second limiting nut 6 are arranged to further enhance the fixing performance between the two mounting plates 2, thereby avoiding damage to the chemical pipeline caused by the impact of the internal medium.

[0026] In use: by the limiting screw 4 through two installation plate 2 in the middle end and to the installation plate 2 both sides to extend, at this time, the sealing gasket 10 is set in the limiting screw 4 and the installation plate 2 connection, rotate the first limiting nut 3 makes the first limiting nut 3 to the inside rotation to the limiting screw 4 and installation plate 2 are fixed, at the same time, the U type plug rod 7 both sides are inserted into the two installation plate 2 inner cavity and extend to the outside, rotate the second limiting nut 6 makes installation plate 2 and U type plug rod 7 between the fixed, so, can realize the safety protection of chemical pipeline, avoid external factors influence the normal use of chemical pipeline, when the chemical pipeline in conveying high temperature medium object occurs expansion, the internal protective cover 5 extrusion flexible rubber pad 8 makes it slightly deformation buffer and extrusion second rubber ring 17, second buffer spring 16, buffer plate 11 and first buffer spring 15, through the first buffer spring 15 and second buffer spring 16 deformation buffer when the chemical pipeline expansion, avoid causing chemical pipeline and safety cover damage.

[0027] It is important to note that the constructions and arrangements of the application shown in the various exemplary embodiments are illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters, mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in the application. For example, elements shown as integrally formed can be constructed of multiple parts or elements, the position of elements can be reversed or otherwise varied, and the nature or number of elements or positions can be altered or varied. Accordingly, all such modifications are intended to be included within the scope of the present application. The order or sequence of any process or method steps can be varied or re-sequenced without materially affecting the application. Any "means plus function" clauses are intended to cover the structures described herein as performing the recited functionality and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes, and omissions can be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present application. Accordingly, the present application is not limited to the particular embodiments described and illustrated herein, but extends to equivalents of which the skilled in the art has knowledge of based on this disclosure.

[0028] Furthermore, in the interest of providing a concise description of exemplary embodiments, not all features of an actual implementation can be described (i.e., those unrelated to the disclosure of the best mode of practicing the present application, or those unrelated to enabling the claimed application).

[0029] It should be explained finally that the above embodiment is only used to illustrate the technical scheme of the utility model, and is not the limit of the protection scope of the utility model, although the utility model is explained in detail with reference to the preferred embodiment, the ordinary skilled in the art should understand that the technical scheme of the utility model can be modified or replaced equivalently, and does not deviate from the essence and scope of the technical scheme of the utility model.

Claims

1. A chemical pipe safety shield comprising a safety shield body (1), characterized in that: The bottom of the safety cover body (1) is integrally provided with a mounting plate (2), the inner surface of the safety cover body (1) is fixedly connected with a fixed block (9), the bottom of the inner cavity of the fixed block (9) is fixedly connected with a first rubber ring (12), the bottom of the first rubber ring (12) is fixedly connected with a first buffer spring (15), the bottom of the first buffer spring (15) is fixedly connected with a buffer plate (11), the bottom of the buffer plate (11) is fixedly connected with a second buffer spring (16), the bottom of the second buffer spring (16) is fixedly connected with a second rubber ring (17), the bottom of the second rubber ring (17) is fixedly connected with a flexible rubber pad (8), and the bottom of the flexible rubber pad (8) is fixedly connected with an inner protective cover (5).

2. A safety shield for chemical process piping according to claim 1, wherein: Two mounting plates (2) are threadedly connected with a limiting screw (4), the outer surface of the limiting screw (4) is threadedly connected with a first limiting nut (3), and the connecting position of the limiting screw (4) and the mounting plate (2) is provided with a sealing gasket (10).

3. A safety shield for chemical process piping according to claim 1, wherein: The inner cavity of the fixed block (9) is provided with a sliding groove (13) on both sides, the inner cavity of the sliding groove (13) is slidably connected with a sliding block (14), and the inner side of the sliding block (14) is fixedly connected with the outer side of the buffer plate (11).

4. A chemical piping safety shield according to claim 2, characterized in that: The sealing gasket (10) comprises an ethylene propylene rubber pad (101), a fluororubber pad (102) and a stainless steel pad (103), the ethylene propylene rubber pad (101) is an outer layer, the fluororubber pad (102) is an intermediate layer, and the stainless steel pad (103) is an inner contact layer.

5. A safety shield for chemical process piping according to claim 1, wherein: The middle end of two mounting plates (2) is provided with a U-shaped insertion rod (7), and the connecting position of the U-shaped insertion rod (7) and the mounting plate (2) is provided with a second limiting nut (6).

6. A chemical piping safety shield according to claim 1, characterized in that: The material of the safety cover body (1) is a stainless steel protective cover, and the material of the inner protective cover (5) is a natural rubber cover.

7. A chemical piping safety shield according to claim 4, wherein: The thickness of the ethylene propylene rubber pad (101) is 0.21mm, and the thickness of the fluororubber pad (102) and the stainless steel pad (103) is 0.32mm.

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