Heat preservation sleeve of liquid level mirror

Abstract

The utility model discloses a liquid level mirror heat preservation sleeve which comprises a heat preservation body and a connecting lap joint block connected with the heat preservation body, a liquid outlet receding hole and a liquid inlet receding hole are formed in the upper face and the lower face of the heat preservation body respectively in a penetrating mode, a fixing support receding hole is formed in the side face of the heat preservation body, and heat preservation covers are arranged on the two sides of the fixing support receding hole. The heat preservation cover is connected with the heat preservation body and can be bent. A self-temperature-limiting electric tracing band is arranged on the inner side of the heat preservation body and is formed by bending and arranging a U-shaped pipe. Heating and heat preservation of the temperature are achieved through the self-temperature-limiting electric tracing band, rapid dismounting and mounting are firstly achieved through the connecting lap joint block, convenient and rapid mounting is achieved through the receding hole designed in advance, the condition of the liquid level mirror is conveniently mastered at any time through the designed liquid level observation hole, and the liquid level mirror is integrally designed, higher in sealing performance and attractive in appearance.

Description

Technical Field

[0001] The utility model belongs to the technical field of liquid level mirror thermal insulation, in particular to a liquid level mirror thermal insulation cover. Background Art

[0002] In the cold winter, the temperature drops suddenly, and the ambient temperature is often too low, which leads to the low working temperature of the instrument, resulting in inaccurate measurement of the instrument. In addition, the medium of the level mirror instrument is liquid, which is prone to freezing, solidification, precipitation and crystallization, which directly affects the accuracy of the instrument measurement.

[0003] Therefore, in cold areas, it is particularly important to protect the liquid level mirror from cold and freezing.

[0004] In order to prevent cold and freezing, the existing technology is to cover the surface of the liquid level mirror with a layer of insulation clothing, commonly known as insulation cover, when in use. The existing insulation clothing is mainly a layer of insulation material directly wrapped on the outer surface of the liquid level mirror by coating. Most of the time, it is coated after installation. In this way, the entire liquid level mirror can be tightly coated and the insulation effect is relatively good. However, the effect of this coating method on-site operation depends largely on the skills of the coating workers.

[0005] In addition, some insulation covers on the market are inconvenient to wrap, cannot be sealed, it is inconvenient to leave observation holes, and cannot be restored after replacing the heating tape. In addition, the hand-wrapped appearance is not beautiful and has room for improvement. Utility Model Content

[0006] The purpose of the utility model is to provide a liquid level mirror insulation cover, which is designed according to the structure of the liquid level mirror, is easy to use as a whole, has a good sealing effect, and is also provided with an observation hole, which can completely solve the shortcomings of the above-mentioned prior art.

[0007] The purpose of the utility model is achieved through the following technical solutions: a liquid level mirror insulation cover, including an insulation body, a connecting block connected to the insulation body, a liquid outlet avoidance hole and a liquid inlet avoidance hole are respectively arranged on the upper and lower sides of the insulation body, a fixed bracket avoidance hole is arranged on the side of the insulation body, and an insulation cover is arranged on both sides of the fixed bracket avoidance hole, the insulation cover is connected to the insulation body and can be bent; a self-limiting temperature electric heating belt is arranged on the inner side of the insulation body, and the self-limiting temperature electric heating belt is formed by bending and arranging U-shaped tubes.

[0008] As one of the preferred methods, a liquid level observation hole is provided on the insulation body. The liquid level observation hole is circular and made of transparent PVC. A liquid level observation hole door cover is provided on the liquid level observation hole. A sealing ring is provided between the liquid level observation hole door cover and the liquid level observation hole.

[0009] As one of the preferred methods, the sealing ring is a flame-retardant Velcro, the sealing ring is sewn to the outer edge of the liquid level observation hole, and the liquid level observation hole door cover is adhesively connected to the sealing ring.

[0010] As one of the preferred methods, one end of the self-limiting temperature electric heating tape is extended out of the insulation body, and the extension port is provided with an electric heating tape quick-plug interface, and the electric heating tape quick-plug interface is connected to an explosion-proof plug.

[0011] As one of the preferred manners, a flame retardant Velcro is provided at one end of the connecting block, and the flame retardant Velcro is connected to the heat-insulating body by adhesive bonding.

[0012] As one of the preferred ways, the thermal insulation body is divided into an outer layer, a filling layer and an inner layer, and the self-limiting temperature electric heating tape is fixed to the inner layer of the thermal insulation body by an electric heating fixing buckle.

[0013] As one of the preferred methods, the U-shaped tube of the self-limiting temperature electric heating belt is bent to form a cylindrical shape, and the central axis of the cylinder passes through the center of the liquid level observation hole.

[0014] As one of the preferred embodiments, the outer layer is a silicone coating layer, the filling layer is a needle-punched felt, and the inner layer is a coated silicone block.

[0015] Compared with the prior art, the beneficial effects of the utility model are: a liquid level mirror insulation cover, which realizes temperature heating and heat preservation through a self-limiting temperature electric heating belt, can be quickly disassembled and installed by connecting blocks, and can be installed conveniently and quickly through pre-designed avoidance holes. The designed liquid level observation hole makes it easy to control the situation of the liquid level mirror at all times. It is an overall design with stronger sealing and beautiful appearance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the appearance structure of the utility model.

[0017] Figure 2 It is a perspective structural schematic diagram of the utility model.

[0018] Figure 3 It is a side structural schematic diagram of the utility model.

[0019] Figure 4 yes Figure 3 AA section diagram in .

[0020] In the accompanying drawings: insulation body 1, insulation cover 2, connecting block 3, fixed bracket avoidance hole 4, liquid outlet avoidance hole 5, liquid inlet avoidance hole 6, liquid level observation hole 7, liquid level observation hole door cover 8, outer layer 9, inner layer 10, filling layer 11, sealing ring 12, self-limiting temperature electric heating tape 13, electric heating tape quick plug interface 14, electric heating fixing buckle 15. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, a liquid level mirror insulation cover includes an insulation body 1 and a connecting block 3 connected to the insulation body 1. The insulation body 1 is an integrally formed square. The connecting block 3 can be opened at one end and fixedly connected to the insulation body 1 at the other end. The end that can be opened is provided with a flame-retardant Velcro, which is adhesively connected to the insulation body 1 and can be quickly opened and closed. A liquid outlet avoidance hole 5 and a liquid inlet avoidance hole 6 are respectively provided on the upper and lower sides of the insulation body 1. The two avoidance holes are for the convenience of filling and discharging the liquid in the liquid level mirror. The positions of the two avoidance holes are pre-set, which can realize convenient and quick installation, and the reserved avoidance holes can be designed as tight mouths. The insulation body materials at the two avoidance holes can be tightly attached to the external pipes to play a role of sealing and heat preservation. Compared with the current on-site coating, it can prevent heat from being dissipated from this place. A fixed bracket avoidance hole 4 is provided on the side of the insulation body 1, and an insulation cover 2 is provided on both sides of the fixed bracket avoidance hole 4. The insulation cover 2 is connected to the insulation body 1 and can be bent 90 degrees. The insulation cover is the same as the connecting block. The insulation cover can be opened at one end and fixedly connected to the insulation body 1 at the other end. A flame-retardant Velcro is provided at the end that can be opened. The flame-retardant Velcro is attached to the insulation body 1 and can be quickly opened and closed. The detachable connecting block and insulation cover are not only convenient for disassembly and maintenance, but also made of the same material as the insulation body, and can withstand high temperature and high pressure environments.

[0023] A liquid level observation hole 7 is provided on the heat-insulating body 1. The liquid level observation hole 7 is circular and made of transparent PVC. A liquid level observation hole door cover 8 is provided on the liquid level observation hole 7. A sealing ring 12 is provided between the liquid level observation hole door cover 8 and the liquid level observation hole 7. The liquid level observation hole door cover 8 and the sealing ring 12 are connected by adhesive bonding. In addition, the sealing ring 12 is a flame-retardant Velcro, and the sealing ring 12 is sewn to the outer edge of the liquid level observation hole 7. The designed liquid level observation hole makes it easy to control the situation of the liquid level mirror at all times.

[0024] A self-limiting temperature electric heating tape 13 is provided on the inner side of the insulation body 1. The self-limiting temperature electric heating tape 13 is formed by bending a U-shaped tube into a wave shape and evenly arranged along the four sides of the insulation body. The U-shaped tube of the self-limiting temperature electric heating tape 13 is bent to form a cylindrical shape, and the central axis of the cylinder passes through the center of the liquid level observation hole 7. One end of the self-limiting temperature electric heating tape 13 extends out of the insulation body 1, and an electric heating tape quick-plug interface 14 is provided at the outlet port, and the electric heating tape quick-plug interface 14 is connected to an explosion-proof plug. The self-limiting temperature electric heating tape can ensure that the instrument equipment is in a normal operating temperature range, and heat is supplied to the instrument pipeline through the heating line of the electric heating insulation sleeve to maintain a certain constant temperature state, so as to achieve the purpose of heat preservation, viscosity reduction, and increased flow rate. The heating pipeline of the self-limiting temperature electric heating tape has uniform temperature, will not overheat, is safe and reliable, has good insulation effect, and can flexibly adjust the temperature. In addition, the electric heating insulation sleeve is easy to install and disassemble, can be reused, has low installation and operating costs, high tensile strength, is not easy to adhere to any substance, and has excellent electrical insulation.

[0025] The insulation body 1 is divided into an outer layer 9, a filling layer 11 and an inner layer 10, and the self-limiting temperature electric heating belt 13 is fixed to the inner layer 10 of the insulation body 1 through the electric heating fixing buckle 15; wherein, in order to achieve a balance between the insulation effect and the cost, the outer layer 9 is a silicone coating layer, the filling layer 11 is a needle felt, and the inner layer 10 is a coated silicone block. The inner and outer layers of the insulation body are composed of a new insulation material - a silicone coating layer, and the middle is filled with fireproof and heat-insulating needle felt, so that the entire insulation cover can be widely used in various fields such as the chemical industry, the power industry, and the pharmaceutical industry.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A liquid level mirror insulation cover, comprising an insulation body and a connecting block connected to the insulation body, characterized in that: A liquid outlet avoidance hole and a liquid inlet avoidance hole are respectively arranged on the upper and lower surfaces of the insulation body, a fixed bracket avoidance hole is arranged on the side of the insulation body, and an insulation cover is arranged on both sides of the fixed bracket avoidance hole. The insulation cover is connected to the insulation body and can be bent; a self-limiting temperature electric heating belt is arranged on the inner side of the insulation body, and the self-limiting temperature electric heating belt is formed by bending and arranging a U-shaped tube.

2. The liquid level mirror insulation cover according to claim 1, characterized in that: A liquid level observation hole is arranged on the heat-insulating body. The liquid level observation hole is circular and made of transparent PVC. A liquid level observation hole door cover is arranged on the liquid level observation hole. A sealing ring is arranged between the liquid level observation hole door cover and the liquid level observation hole.

3. The liquid level mirror insulation cover according to claim 2, characterized in that: The sealing ring is a flame-retardant Velcro, which is sewn with the outer edge of the liquid level observation hole, and the liquid level observation hole door cover is bonded and connected to the sealing ring.

4. The liquid level mirror insulation cover according to claim 1, characterized in that: One end of the self-limiting temperature electric heating tape extends out of a heat-insulating body, and an electric heating tape quick-plug interface is provided at the extension port, and the electric heating tape quick-plug interface is connected to an explosion-proof plug.

5. The liquid level mirror insulation cover according to claim 4, characterized in that: The U-shaped tube of the self-limiting thermal electric heating tape is bent to form a cylindrical shape, and the central axis of the cylinder passes through the center of the liquid level observation hole.

6. The liquid level mirror insulation cover according to claim 1, characterized in that: One end of the connecting block is provided with a flame retardant Velcro, and the flame retardant Velcro is connected with the heat-insulating body by adhesive bonding.

7. The liquid level mirror insulation cover according to claim 1, characterized in that: The heat-insulating body is divided into an outer layer, a filling layer and an inner layer, and the self-limiting heat-tracing electric heating belt is fixed on the inner layer of the heat-insulating body by means of an electric heating fixing buckle.

8. The liquid level mirror insulation cover according to claim 7, characterized in that: The outer layer is a silicone coating layer, the filling layer is a needle-punched felt, and the inner layer is a silicone block with a coating.

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