Temperature-adjustable electric jacket

Abstract

The utility model provides an adjustable temperature control type electric jacket which comprises a base and a shell installed on the base, and further comprises an inner container, a heat insulation sleeve and a heating device, the inner container is arranged at the opening in a sleeving manner; the heat insulation sleeve is installed on the inner container and used for preventing heat from radiating to the shell and scalding people. The heating device is installed in the shell and used for heating the inner container. A heat removal gap is formed between the heat insulation sleeve and the inner container; the heat insulation sleeve is connected with an exhaust pipe, the heat removal gap is communicated with the outside through the exhaust pipe, and a check valve is installed on the exhaust pipe. The utility model can solve the problems that the electric jacket in the prior art has good thermal insulation performance, and the temperature in the electric jacket needs to be reduced for a long time, so that the temperature regulation efficiency is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of heating equipment, and particularly relates to a temperature-adjustable electric heating sleeve. Background Art

[0002] The electric heating sleeve uses non-alkali glass fiber as the insulating material, and uses aluminum silicate cotton as the hemispherical heat-insulating body formed by vacuum shaping. The shell is injection-molded at one time, and the upper cover adopts the electrostatic spraying process. Due to the spherical heating, the heating area of the container can reach more than 60%. This heater has the advantages of large heating area, fast heating, no open flame, uniform heating, light weight, safe and power-saving, and not easy to damage glassware.

[0003] The electric heating sleeve belongs to a kind of high-temperature instrument. Without corresponding protective measures, it is easy to cause phenomena such as scalding of users. In order to solve the problems existing in the prior art, the utility model with the publication number CN208878619U discloses an intelligent electric heating sleeve, hereinafter referred to as: the prior art 1). This intelligent electric heating sleeve realizes the heat-resistant function of the electric heating sleeve by arranging a hollow interlayer at the inner edge position of the shell, filling non-alkali glass fiber inside the shell on one side of the hollow interlayer, and arranging equally spaced heat-insulating blocks inside the hollow interlayer, thereby improving the applicable range of the electric heating sleeve. By arranging protective sleeves on the two outer side walls of the shell, filling special-shaped fibers inside the protective sleeves, and arranging an alarm on the surface of the shell on the side of the power switch away from the temperature controller, the protection and prompt functions of the electric heating sleeve are realized, thereby improving the safety of the electric heating sleeve during use.

[0004] However, the electric heating sleeve in the prior art 1 has good heat preservation performance. When it is necessary to reduce the temperature inside the electric heating sleeve, it takes a long time to cool down, reducing the temperature adjustment efficiency. Content of the Utility Model

[0005] The purpose of the utility model is to provide a temperature-adjustable electric heating sleeve, which can solve the problem that the electric heating sleeve in the prior art has good heat preservation performance, and when it is necessary to reduce the temperature inside the electric heating sleeve, it takes a long time to cool down, reducing the temperature adjustment efficiency, during the actual use process.

[0006] To solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A temperature-adjustable electric heating sleeve, including a shell, an opening is arranged on the shell, and further includes:

[0008] An inner container, the inner container is sleeved at the opening;

[0009] A heat-insulating sleeve, the heat-insulating sleeve is installed on the inner container and is used to prevent heat from radiating to the shell and scalding people;

[0010] A heating device, the heating device is installed inside the shell and is used to heat the inner container

[0011] Among them, a heat dissipation gap is formed between the heat insulation sleeve and the inner container; an exhaust duct is connected to the heat insulation sleeve, the heat dissipation gap is communicated with the outside through the exhaust duct, and a check valve is installed on the exhaust duct; a blowing device is installed in the housing, and the blowing device blows air into the heat dissipation gap.

[0012] Preferably, the heat insulation sleeve is provided with a deflector, and a flow channel is formed between adjacent deflectors.

[0013] Preferably, a limiting mechanism is installed on the housing, and the limiting mechanism is used to limit the container placed in the inner container.

[0014] Preferably, the limiting mechanism includes a telescopic device and a limiting component, and the telescopic device is used to drive the limiting component to move up and down.

[0015] Preferably, the limiting component includes a moving plate and a limiting part, the moving plate is fixedly connected to the telescopic end of the telescopic device, and a rubber band is installed on the limiting part.

[0016] Preferably, a heat insulation ring is coaxially connected to the heat insulation sleeve, and the heat insulation ring is arranged between the inner container and the housing.

[0017] Preferably, a filter screen is installed at the air inlet of the blowing device.

[0018] Preferably, a temperature sensor for detecting the temperature of the inner container is installed on the outer shell.

[0019] Preferably, the heat insulation sleeve and the inner container are detachably connected.

[0020] Preferably, a handle is installed on the heat insulation ring.

[0021] Compared with the prior art, the utility model has the following beneficial effects:

[0022] In the utility model, the heating device is installed in the installation area formed between the heat insulation sleeve and the housing, and the heating device is used to heat the inner container and the container placed in the inner container; the heat insulation sleeve is detachably installed on the inner container, and by setting the heat insulation sleeve, it can be avoided that the heat in the inner container is transferred to the housing and scalds the user during the heating process of the inner container;

[0023] When it is necessary to reduce the temperature of the inner container according to the actual situation, the blowing device installed in the installation area can draw the air flow outside the housing into the heat dissipation gap formed between the heat insulation sleeve and the inner container, and the air flow input into the heat dissipation gap by the blowing device can discharge the heat dissipated by the inner container to the outside of the housing through the exhaust duct installed on the heat insulation sleeve, thereby further improving the heat dissipation effect and heat dissipation efficiency of the inner container; and by forming a heat dissipation gap between the heat insulation sleeve and the inner container, the heat insulation effect of the heat insulation sleeve on the inner container can be further improved. Description of the Drawings

[0024] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the accompanying drawings required for the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present utility model, and thus should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0025] Figure 1 It is a perspective view of the present utility model.

[0026] Figure 2 It is a structural schematic diagram of the present utility model.

[0027] Figure 3 For the present utility model Figure 2 A partial enlarged view of part A.

[0028] In the drawings, the list of components represented by each reference numeral is as follows:

[0029] 101 - housing, 102 - inner container, 103 - heating device, 104 - heat discharge gap, 105 - exhaust duct, 106 - air blowing device, 107 - deflector, 108 - limiting mechanism, 109 - telescopic device, 110 - limiting component, 111 - moving plate, 112 - limiting part, 113 - rubber band, 114 - heat insulation ring, 115 - heat insulation sleeve. Specific embodiments

[0030] In the following text, only some exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the embodiments of the present utility model. Therefore, the drawings and the description are considered to be exemplary in nature rather than restrictive.

[0031] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "length", "vertical", "horizontal", "top", "bottom", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the embodiments of the present utility model.

[0032] In addition, the terms "first" and "second" are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, "a plurality of" means two or more, unless otherwise specifically defined.

[0033] In the embodiments of the present utility model, unless otherwise clearly specified and defined, terms such as "installed", "connected", "coupled", "fixed", etc. shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection, an electrical connection, or a communication connection; it may be directly connected, or indirectly connected through an intermediate medium, and may be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0034] In the embodiments of the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through additional features therebetween. Moreover, the first feature being "above", "over" and "on top of" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher horizontal level than the second feature. The first feature being "under", "beneath" and "underneath" the second feature includes the first feature being directly below and obliquely below the second feature, or merely indicating that the first feature is at a lower horizontal level than the second feature.

[0035] The following disclosure provides many different embodiments or examples for implementing different structures of the embodiments of the present utility model. To simplify the disclosure of the embodiments of the present utility model, components and settings of specific examples are described below. Of course, they are merely examples and are not intended to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model may repeat reference numerals and / or reference letters in different examples. This repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0036] The embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

[0037] Embodiment

[0038] Referring to Figures 1-3 , this embodiment discloses a temperature-adjustable electric heating sleeve, which includes a base and a housing 101 installed on the base. An opening is provided on the housing 101, and it further includes an inner container 102, a heat insulation sleeve 115, and a heating device 103;

[0039] The inner container 102 is sleeved at the opening; the heat insulation sleeve 115 is installed on the inner container 102 and is used to prevent heat from radiating to the housing 101 and scalding people; the heating device 103 is installed in the housing 101 and is used to heat the inner container 102

[0040] Wherein, a heat discharge gap 104 is formed between the heat insulation sleeve 115 and the inner container 102; a discharge air pipe 105 is connected to the heat insulation sleeve 115, the heat discharge gap 104 is communicated with the outside through the discharge air pipe 105, and a check valve is installed on the discharge air pipe 105; a blowing device 106 is installed in the housing 101, and the blowing device 106 blows air into the heat discharge gap 104

[0041] In the present utility model, the heating device 103 is installed in the installation area formed between the heat insulation sleeve 115 and the housing 101. The inner container 102 uses high-temperature resistant alkali-free glass fiber as the insulating material, seals the resistance wire made of nickel-chromium material in the insulating layer, and weaves it into a hemispherical structure; the heating device 103 is connected to the inner container 102 and is used to heat the resistance wire arranged in the inner container 102 and the container placed in the inner container 102; in this embodiment, the heating device 103 is a conventional heater in the prior art that can adjust the heating temperature, and its structure and function will not be elaborated one by one here; the heat insulation sleeve 115 is detachably installed on the inner container 102, and the heat insulation sleeve 115 is made of asbestos material; by setting the heat insulation sleeve 115, it can avoid the heat in the inner container 102 being transferred to the housing 101 during the heating process and scalding the user, and during the process of the heating device heating the inner container 102, the heat insulation sleeve 115 can also play a heat preservation role for the inner container 102, reducing the heat dissipated by the inner container 102 during the heating process; when it is necessary to reduce the temperature of the inner container 102 according to actual needs, first adjust the power output by the heating device 103 to a preset value, and the air flow outside the housing 101 can be drawn into the heat dissipation gap 104 formed between the heat insulation sleeve 115 and the inner container 102 through the air blowing device 106 installed in the installation area. The air flow input by the air blowing device 106 into the heat dissipation gap 104 can discharge the heat dissipated by the inner container 102 to the outside of the housing 101 through the exhaust pipe 105 installed on the heat insulation sleeve 115, thereby further improving the heat dissipation effect and efficiency of the inner container 102, and avoiding the problem that due to the good heat preservation performance of the material of the inner container 102, the cooling time required for cooling is too long when the heat dissipated by the inner container 102 is slow; and by forming the heat dissipation gap 104 between the heat insulation sleeve 115 and the inner container 102, the heat insulation effect of the heat insulation sleeve 115 on the inner container 102 can be further improved; the check valve set in this embodiment is a conventional one-way valve structure in the prior art, and the check valve is used to prevent the outside gas from entering the heat dissipation gap 104 through the exhaust pipe 105, and its structure will not be elaborated one by one here.

[0042] Specifically, the heat insulation sleeve 115 is installed with a flow guide plate 107, and a flow channel is formed between adjacent flow guide plates 107. There are several flow guide plates 107, each flow guide plate 107 is connected to the heat insulation sleeve 115, and each flow channel is communicated with the air outlet pipe and the exhaust pipe 105 installed on the air blowing device 106. By setting the flow guide plate 107, the gas entering the heat dissipation gap 104 through the air outlet pipe can be guided, increasing the contact area between the gas and the inner container 102, thereby further improving the heat dissipation effect of the gas on the inner container 102.

[0043] Specifically, a limiting mechanism 108 is installed on the housing 101. The limiting mechanism 108 is used to limit the container placed in the inner container 102. By providing the limiting mechanism 108, it is possible to prevent the glassware placed in the inner container 102 from tipping over during the heating process.

[0044] Specifically, the limiting mechanism 108 includes a telescopic device 109 and a limiting component 110. The telescopic device 109 is used to drive the limiting component 110 to move up and down. The fixed end of the telescopic device 109 is installed on the housing 101, and the telescopic end of the telescopic device 109 is connected to the limiting component 110. The telescopic device 109 is used to drive the limiting component 110 to move vertically up and down, so that the limiting component 110 can limit glassware of different heights. In the embodiment, the telescopic device 109 is a conventional telescopic rod mechanism in the prior art, and its structure and function will not be elaborated one by one here.

[0045] Specifically, the limiting component 110 includes a moving plate 111 and a limiting portion 112. The moving plate 111 is fixedly connected to the telescopic end of the telescopic device 109. A rubber band 113 is installed on the limiting portion 112. The limiting portion 112 is arranged in a U-shaped structure, and both ends of the rubber band 113 are connected to the limiting portion 112; a limiting area is formed between the rubber band 113 and the limiting portion 112, and the rubber band 113 is made of a rubber material with good elasticity; the rubber band 113 connected to the limiting portion 112 can limit glassware of different sizes.

[0046] Specifically, a heat insulation ring 114 is coaxially connected to the heat insulation sleeve 115. The heat insulation ring 114 is arranged between the inner container 102 and the housing 101. The heat insulation ring 114 is coaxially connected to the heat insulation sleeve 115 and is integrally structured with the heat insulation sleeve 115. By providing the heat insulation ring 114, it is possible to prevent the heat of the inner container 102 from being transferred to the housing 101, which may cause the heating device 103 and the blower installed in the housing 101 to overheat and affect the use safety of the heating device 103 and the blower.

[0047] Specifically, a filter screen is installed at the air inlet of the air blowing device 106. The filter screen is detachably installed at the air inlet of the air blowing device 106 through bolts. By providing the filter screen, the air entering the heat dissipation gap 104 can be filtered to prevent impurities in the air from entering the heat dissipation gap 104.

[0048] Specifically, a temperature sensor for detecting the temperature of the inner cavity is installed on the outer shell. When it is necessary to reduce the temperature of the inner tank 102 according to the actual situation, after adjusting the heating device 103 to the corresponding power and starting the blower for heat dissipation, the temperature of the inner tank 102 can be detected by the temperature sensor. When the temperature sensor detects that the temperature of the inner tank 102 has dropped to the preset temperature, the operator turns off the blower to stop heat dissipation, thereby avoiding affecting the heating effect of the inner tank 102.

[0049] Although the preferred embodiments of the present invention have been described, those skilled in the art can make additional changes and modifications once they learn the basic creative concept. Therefore, the appended claims are intended to be construed as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention.

[0050] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be noted that any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A thermostatically adjustable electric heating jacket, comprising a housing (101), wherein the housing (101) is provided with an opening, wherein: Also includes: An inner liner (102), wherein the inner liner (102) is mounted on the opening; A heat-insulating sleeve (115), the heat-insulating sleeve (115) being installed on the inner tank (102) and used to prevent heat from being radiated to the housing (101) and causing burns to people; A heating device (103), the heating device (103) is installed in the housing (101) and is used to heat the inner container (102) A heat dissipation gap (104) is formed between the heat insulation sleeve (115) and the inner tank (102); an exhaust pipe (105) is connected to the heat insulation sleeve (115); the heat dissipation gap (104) is connected to the outside through the exhaust pipe (105); a check valve is installed on the exhaust pipe (105); and a blower (106) is installed in the shell (101); the blower (106) blows air into the heat dissipation gap (104).

2. The adjustable temperature electric heating jacket according to claim 1, characterized in that: The heat insulation sleeve (115) is provided with guide plates (107), and flow channels are formed between adjacent guide plates (107).

3. The adjustable temperature electric heating jacket according to claim 1, characterized in that: A limiting mechanism (108) is installed on the shell (101), and the limiting mechanism (108) is used to limit the position of a container placed in the inner container (102).

4. The adjustable temperature electric heating jacket according to claim 3, characterized in that: The limiting mechanism (108) comprises a telescopic device (109) and a limiting assembly (110), wherein the telescopic device (109) is used to drive the limiting assembly (110) to move up and down.

5. The adjustable temperature electric heating jacket according to claim 4, characterized in that: The limiting assembly (110) comprises a movable plate (111) and a limiting portion (112); the movable plate (111) is fixedly connected to the telescopic end of the telescopic device (109); and a rubber band (113) is installed on the limiting portion (112).

6. The adjustable temperature electric heating jacket according to claim 1, characterized in that: A heat insulation ring (114) is coaxially connected to the heat insulation sleeve (115), and the heat insulation ring (114) is arranged between the inner container (102) and the shell (101).

7. The adjustable temperature electric heating jacket according to claim 1, characterized in that: A filter is installed at the air inlet of the air blowing device (106).

8. The adjustable temperature electric heating jacket according to claim 1, characterized in that: A temperature sensor for detecting the temperature of the inner container (102) is installed on the outer shell.

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