Protective device special for cast aluminum heater and having heat dissipation function

Abstract

The utility model discloses a special protective device for a cast aluminum heater with a heat dissipation function, which comprises a protective cover, the protective cover covers the outer side of a cast aluminum heater body, a plurality of fastening structures for clamping the cast aluminum heater body are arranged on the side wall of the protective cover, and each fastening structure consists of a pressure plate, a screw rod and a guide pipe, the screw rod and the guide pipe are parallel to each other and penetrate through the inner side and the outer side of the protective cover, the screw rod is in threaded connection with the protective cover, the screw rod is rotationally connected with the pressing disc, a plurality of air holes are formed in the side, close to the cast aluminum heater body, of the pressing disc, and a cooling fan is installed at the outer end of the guide pipe through an installation box. When the rotating screw rod is arranged, under the limitation of the guide pipe, the pressing disc is driven to abut against the cast aluminum heater body, then adaptive adjustment is carried out according to the widths of different cast aluminum heaters, meanwhile, the pressing disc is communicated with the cooling fan through the guide pipe, air is blown to the surface of the cast aluminum heater body from the pressing disc, and heat dissipation of the cast aluminum heater body is accelerated.

Description

TECHNICAL FIELD

[0001] The utility model relates to cast aluminum heater technical field especially a cast aluminum heater special protection device with heat dissipation function. BACKGROUND

[0002] Cast aluminum electric heater it belongs to tubular heating body element, adopts the high-grade aluminum alloy as the shell of electric heater, has the characteristics such as fast temperature rise, good temperature control, high precision and long service life, is widely used in various fields, including chemical industry, food, machinery production, petroleum and rubber etc., cast aluminum heater needs to be equipped with corresponding protection device when using for protection.

[0003] The existing cast aluminum heater special protection device is mostly customized, and it is difficult to adjust according to the width of the cast aluminum heater, so the cast aluminum heater needs to be replaced according to the size during use, which is high in cost, and after long time use, the temperature in the protection device is very high, which is inconvenient for heat dissipation in time, and there is a safety hazard.

[0004] Therefore, we provide a cast aluminum heater special protection device with heat dissipation function to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a cast aluminum heater special protection device with heat dissipation function to solve the problems in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A cast aluminum heater special protection device with heat dissipation function, comprising a protective cover, the protective cover covers the outside of the cast aluminum heater body, a plurality of fastening structures for clamping the cast aluminum heater body are arranged on the side wall of the protective cover, the fastening structure is composed of a pressure disc, a screw rod and a guide pipe, the screw rod and the guide pipe are parallel to each other and penetrate through the inside and outside of the protective cover, and the screw rod is screwed with the protective cover, the screw rod is rotationally connected with the pressure disc, and the guide pipe is connected with the inside of the pressure disc, a plurality of air holes are arranged on the side of the pressure disc close to the cast aluminum heater body, a heat dissipation fan is arranged on the outer end of the guide pipe through a mounting box, and a heat dissipation pipe is further arranged on the outer side wall of the protective cover, and an exhaust fan is arranged in the heat dissipation pipe.

[0008] In further embodiments, air inlets are arranged on both sides and the bottom of the pressure disc.

[0009] In further embodiments, guide plates are arranged on the edges of the air inlets on both sides of the pressure disc, and the guide plates are inclined towards the cast aluminum heater body.

[0010] In further embodiments, a flexible partition pad is further connected to the side of the pressure disc close to the cast aluminum heater body.

[0011] In further embodiments, the fastening structure is staggered on both sides of the protective cover.

[0012] In further embodiments, the heat dissipation fan is further provided with a protective screen.

[0013] In further embodiments, the heat dissipation pipe and the exhaust fan are symmetrically provided with two groups outside the protective cover.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The utility model discloses a rotatable screw rod under the limiting of the guide pipe can drive the pressure plate to abut against the cast aluminum heater body, and then realizes adaptive adjustment according to the width of different cast aluminum heaters, and the pressure plate is also communicated with the heat dissipation fan through the guide pipe, and then blows air from the pressure plate to the surface of the cast aluminum heater body, accelerates heat dissipation, and the heat dissipation pipe and the exhaust fan can accelerate heat discharge between the cast aluminum heater body and the protective cover, and then reduces the security risk. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front view structure schematic drawing of the utility model;

[0017] Figure 2 It is the rear view structure schematic drawing of the utility model;

[0018] Figure 3 It is the protective cover local cutaway rear structure schematic drawing of the utility model;

[0019] Figure 4 It is the fastening structure structure schematic drawing of the utility model.

[0020] In the drawing: 1, cast aluminum heater body;2, protective cover;3, pressure plate;31, air hole;32, air port;33, guide plate;34, flexible spacer;4, screw rod;5, guide pipe;6, mounting box;7, heat dissipation fan;8, heat dissipation pipe;9, exhaust fan. DETAILED DESCRIPTION

[0021] In the description of the utility model, it is necessary to understand that the orientation or positional relation indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two.

[0022] In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-3The utility model provides a cast aluminum heater special protection device with heat dissipation function, including the protection cover 2, the protection cover 2 covers cast aluminum heater body 1 outside, the side wall of protection cover 2 is equipped with a plurality of fastening structure for clamping cast aluminum heater body 1, and the fastening structure is composed of pressure plate 3, screw rod 4 and guide pipe 5, wherein, screw rod 4 and guide pipe 5 are parallel to each other and laterally through the inside and outside of protection cover 2, and screw rod 4 is screwed with protection cover 2, guide pipe 5 is slidingly connected with protection cover 2, one end of screw rod 4 is rotatably connected with pressure plate 3 in the inside of protection cover 2, so that when rotating screw rod 4, under the limiting of guide pipe 5, pressure plate 3 can be driven to approach or away from cast aluminum heater body 1, and then the cast aluminum heater of different width is adapted, one end of guide pipe 5 is connected with the inside of pressure plate 3 in the inside of protection cover 2, a plurality of air holes 31 are formed in the side of pressure plate 3 close to cast aluminum heater body 1, the outer end of guide pipe 5 is installed with heat dissipation fan 7 through mounting box 6, when heat dissipation fan 7 works, air flow is blown to pressure plate 3 through guide pipe 5, and the air flow is blown to cast aluminum heater body 1 from air hole 31, and then the radiator is accelerated, and the outside wall of protection cover 2 is further equipped with exhaust pipe 8, and the exhaust pipe 8 is connected with the inside of protection cover 2, and the exhaust fan 9 is installed in the exhaust pipe 8, when the exhaust fan 9 works, the hot air flow in the inside of protection cover 2 is accelerated to be discharged through exhaust pipe 8, and then the effect of timely heat dissipation is achieved.

[0025] Please refer to Figure 4 In order to improve the heat dissipation effect of the air flow blown by the pressure plate 3 on the cast aluminum heater body 1, the two sides and the bottom of the pressure plate 3 are provided with air inlets 32, so as to guide the air flow to blow out to the two sides and the bottom, and the working surface is wider, and the edges of the air inlets 32 on the two sides of the pressure plate 3 are provided with flow guide plates 33, and the flow guide plates 33 are inclined towards the cast aluminum heater body 1, so that the air flow can flow more closely to the outer surface of the cast aluminum heater body 1, and the heat dissipation efficiency is improved.

[0026] Please refer to Figures 1-3 The fastening structures are staggered on the two sides of the protection cover 2, which can further expand the working surface of the heat dissipation air flow and improve the heat dissipation efficiency while ensuring the stable clamping of the cast aluminum heater body 1.

[0027] Please refer to Figure 4 The side of the pressure plate 3 close to the cast aluminum heater body 1 is further connected with a flexible spacer 34 made of high-temperature resistant material, which can enhance the clamping firmness of the pressure plate 3 on the cast aluminum heater body 1

[0028] Please refer to Figures 1-3 A protective screen is further provided outside the heat dissipation fan 7, so as to prevent the heat dissipation fan 7 from being directly exposed and improve the safety.

[0029] Please refer to Figures 1-2In order to improve the rate of heat dissipation, the heat dissipation pipe 8 and the exhaust fan 9 are symmetrically provided with two groups outside the protective cover 2, and the two groups of heat dissipation pipes 8 and exhaust fans 9 are located between the fastening structures on both sides, thereby facilitating the full flow of airflow to carry away the heat on the surface of the cast aluminum heater body 1.

[0030] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0031] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A protective device with heat dissipation function for cast aluminum heater, comprising a protective cover (2), the protective cover (2) covers the outside of the cast aluminum heater body (1), characterized in that: The side wall of the protective cover (2) is provided with several fastening structures for clamping the cast aluminum heater body (1), which is composed of a pressing disc (3), a screw rod (4) and a guide pipe (5), the screw rod (4) and the guide pipe (5) are parallel to each other and penetrate through the inside and outside of the protective cover (2), the screw rod (4) is screwed with the protective cover (2), the screw rod (4) is rotationally connected with the pressing disc (3), and the guide pipe (5) is connected with the inside of the pressing disc (3), the pressing disc (3) is provided with several air holes (31) on the side close to the cast aluminum heater body (1), the outer end of the guide pipe (5) is provided with a heat dissipation fan (7) through a mounting box (6), and the outer side wall of the protective cover (2) is further provided with a heat exhaust pipe (8), which is provided with an exhaust fan (9).

2. The protective device for cast aluminum heater with heat dissipation function according to claim 1, characterized in that: The pressing disc (3) is provided with air inlets (32) on both sides and the bottom.

3. The protective device for cast aluminum heater with heat dissipation function according to claim 2, characterized in that: The edges of the air inlets (32) on both sides of the pressing disc (3) are provided with guide plates (33), and the guide plates (33) are inclined towards the cast aluminum heater body (1).

4. The protective device for cast aluminum heater with heat dissipation function according to claim 1, characterized in that: The side of the pressing disc (3) close to the cast aluminum heater body (1) is further connected with a flexible partition pad (34).

5. The protective device for cast aluminum heater with heat dissipation function according to claim 1, characterized in that: The fastening structures are staggered on both sides of the protective cover (2).

6. The protective device for cast aluminum heater with heat dissipation function according to claim 1, characterized in that: The heat dissipation fan (7) is further provided with a protective screen outside.

7. The protective device for cast aluminum heater with heat dissipation function according to claim 1, characterized in that: The heat exhaust pipe (8) and the exhaust fan (9) are symmetrically provided with two groups outside the protective cover (2).

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