CN210014558U - An air heater with safety guard - Google Patents

Abstract

The utility model discloses an air heater with a safety protection device, which comprises a shell, a heat insulation layer, a first connecting block, a fixing plate, a fan, a dispersing shell, an air outlet hole, a wind guide conical surface, a first inner shell, a second connecting block, a heating pipe, a second inner shell, a wind guide sleeve, a fixing sleeve, a heating wire, a porous baffle, an end cover, a cutting sleeve, a fixing pipe, an output pipe and a heat insulation sleeve; the utility model has the advantages of reasonable and simple structure, the fan can convey the external air into the dispersing shell, and then the air is uniformly blown to the external surface of the inner shell through the air outlet holes, thereby improving the uniformity of air heating; the heating pipe and the heating wire are arranged in the utility model, thereby improving the heating effect when the air flows; the utility model discloses in shell, interior casing one and the interior casing two that set up to can make the air outside-in flow and heat, just also avoid the outside heat to run off and improve the utilization ratio, also improve the security when using simultaneously.

Description

An air heater with safety guard

technical field

The utility model relates to the field of air heaters, in particular to an air heater with a safety protection device.

Background technique

The air heater is an electric heating device that mainly heats the gas flow. At present, when some products in the factory are cleaned or wet and need to be dried, as long as the gas is burned to generate heat or electricity, the effect can be used to dry the products. The cost is too high, which reduces the profit. In addition, the utilization rate of heat generated is relatively low and the safety protection performance is relatively poor.

Utility model content

The purpose of the present invention is to provide an air heater with a safety protection device in order to solve the above problems, which solves the problems in the background technology.

In order to solve the above problems, the utility model provides a technical solution: an air heater with a safety protection device, the innovation of which is that it includes a shell, a heat insulation layer, a connecting block, a fixed plate, a fan, and a dispersion shell. , air outlet, air guide cone, inner shell 1, connecting block 2, heating pipe, inner shell 2, air guide sleeve, fixed sleeve, heating wire, porous baffle, end cover, ferrule, fixed pipe, output a pipe and a heat insulating sleeve; an insulating layer is fixedly connected to the outside of the casing, a fixing plate is fixedly connected to the outside of the opening on the left side of the casing; a fan is fixedly connected to the opening of the left side of the fixing plate; the dispersion shell is fixed Connected to the inside of the opening on the left side of the shell, the inside of the dispersing shell is communicated with the air outlet of the fan, several air outlets are evenly arranged around the dispersing shell, and there are guides on the upper side of the right side of the inside of the dispersing shell. Wind cone surface; the outer side of the inner shell is fixedly connected to the inside of the outer shell through several connecting blocks 1; the outer side of the inner shell 2 is fixedly connected to the interior of the inner shell 1 through several connecting blocks An air guide sleeve is fixedly connected in the opening on the left side of the second shell, several fixed sleeves are fixedly connected inside the inner shell 2, and heating wires are arranged inside the heat insulation sleeve 1; there are several heating pipes, and the heating pipes They are all arranged horizontally, and the left and right sides are fixedly connected to the corresponding connecting block two; the porous baffle is fixedly connected to the opening on the right side of the inner shell two; the end cover is fixedly connected to the opening on the right side of the outer casing, A clamping sleeve is fixedly connected in the inner center of the end cover; a fixing tube is fixedly connected inside the clamping sleeve; An output pipe is fixedly connected; a heat insulating sleeve is fixedly connected to the outside of the output pipe.

Preferably, the first connecting block and the second connecting block are made of heat insulating material.

Preferably, a right outer portion of the inner casing is communicated with its interior.

Preferably, the outside of the second left side of the inner shell is communicated with the inside thereof.

Preferably, the left side of the air guide sleeve is in the shape of a bell mouth.

Preferably, the heating tubes are all close to the two outer surfaces of the inner shell.

Preferably, a protective net is provided at the inlet on the left side of the fan.

The beneficial effects of the present utility model:

(1) The utility model has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions. The fan here can transport the external air into the dispersing shell, and then the air is evenly blown to the outer surface of the inner shell through the air outlet hole. , thereby improving the uniformity of air heating.

(2) The heating tube and the heating wire are arranged in the utility model, thereby improving the heating effect when the air flows.

(3) The outer shell, inner shell 1 and inner shell 2 provided in the utility model can make the air flow from the outside to the inside for heating, which also avoids the loss of heat to the outside, improves the utilization rate, and also improves the use of time security.

(4) The heat insulating layer and the heat insulating cover provided in the utility model can further reduce the loss of heat and improve the protection performance during use.

Description of drawings

For ease of description, the present invention is described in detail by the following specific implementation and accompanying drawings.

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic view of the structure of the dispersion shell.

1-outer shell; 2-insulation layer; 3-connection block one; 4-fixed plate; 5-fan; 6-dispersion shell; 7-air outlet; 8-air guide cone; 10-connecting block 2; 11-heating pipe; 12-inner shell 2; 13-air guide sleeve; 14-fixing sleeve; 15-heating wire; 16-porous baffle; 17-end cover; 18-card sleeve; 19-Fixed pipe; 20-Output pipe; 21-Insulation sleeve.

Detailed ways

As shown in FIG. 1 and FIG. 2 , this specific embodiment adopts the following technical solutions: an air heater with a safety protection device, comprising a casing 1, a heat insulation layer 2, a connecting block 1 3, a fixing plate 4, a fan 5, Dispersion shell 6, air outlet 7, air guide cone 8, inner shell 1 9, connecting block 2 10, heating pipe 11, inner shell 2 12, air guide sleeve 13, fixed sleeve 14, heating wire 15, porous The baffle 16, the end cover 17, the ferrule 18, the fixed pipe 19, the output pipe 20 and the heat insulation sleeve 21; the outer shell 1 is fixedly connected with the heat insulation layer 2, and the left opening of the outer shell 1 is fixedly connected with the outer A fixed plate 4; a fan 5 is fixedly connected to the left opening of the fixed plate 4; the dispersing shell 6 is fixedly connected to the inside of the left opening of the outer shell 1, and the inside of the dispersing shell 6 is communicated with the air outlet of the fan 5 There are several air outlet holes 7 evenly arranged around the dispersion shell 6, and the air guide cone surface 8 is arranged on the upper side of the inner right side of the dispersion shell 6; the outer side of the inner shell 9 passes through several connecting blocks One 3 is fixedly connected to the inside of the outer shell 1; Wind jacket 13, several fixing jackets 14 are fixedly connected inside the inner shell 12, and heating wires 15 are arranged inside the heat insulating jacket 1 14; the heating pipes 11 are several, and the heating pipes 11 are horizontal The left and right sides are respectively fixedly connected to the corresponding connecting blocks 10; the porous baffle 16 is fixedly connected to the opening on the right side of the inner casing 12; the end cover 17 is fixedly connected to the opening on the right side of the outer casing 1 The inner center of the end cover 17 is fixedly connected with a ferrule 18; the inner part of the ferrule 18 is fixedly connected with a fixing tube 19; , an output pipe 20 is fixedly connected to the right side of the fixed pipe 19 ; a heat insulating sleeve 21 is fixedly connected to the outside of the output pipe 20 .

Wherein, the connecting block one 3 and the connecting block two 10 are both made of heat-insulating material; the outer right side of the inner shell 1 9 is connected with the interior; the left outer side of the inner shell 2 12 is communicated with the interior ; The left side of the air guide sleeve 13 is in the shape of a bell mouth; the heating pipes 11 are all close to the outer surface of the inner casing 2 12 ; the left inlet of the fan 5 is provided with a protective net.

The use state of the utility model is as follows: the utility model has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions. When in use, the fan 5, the heating pipe 11 and the heating wire 15 are first energized to work, and the fan 5 here can The external air is delivered to the dispersing shell 6, and then the air is evenly blown to the outer surface of the inner shell-9 through the air outlet 7, and then the air enters its interior through the opening on the right side of the inner shell-9 and is heated by the heating pipe 11. , and then the air enters the inner shell 2 12 and is heated by the heating wire 15, and finally the heated air is output through the output pipe 20 for use. The heating pipe 11 and the heating wire 15 are set here, thereby improving the air flow The outer shell 1, the inner shell 1 9 and the inner shell 2 12 are provided, so that the air can flow from the outside to the inside for heating, which also avoids the heat loss to the outside, improves the utilization rate, and also improves the use of In addition, the heat insulation layer 2 and the heat insulation cover 21 are provided separately, which can further reduce the loss of heat and improve the protection performance during use.

The control method of the utility model is controlled by manually starting and closing the switch. The wiring diagram of the power element and the supply of the power supply belong to the common knowledge in the field, and the utility model is mainly used to protect the mechanical structure, so the utility model will not be detailed in detail. Explain the control method and wiring arrangement.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inside", "front", "center", "both ends", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present invention.

In the present utility model, unless otherwise expressly specified and limited, terms such as "installation", "arrangement", "connection", "fixation", "swivel connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be detachable connection or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only illustrative. The principle of the present utility model, without departing from the spirit and scope of the present utility model, the present utility model will also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection is defined by the appended claims and their equivalents.

Claims (7)

1. An air heater with safety protection device, characterized in that: it comprises a casing (1), a heat insulating layer (2), a connecting block (3), a fixing plate (4), a fan (5), a dispersion shell Body (6), air outlet (7), air guide cone (8), inner shell one (9), connecting block two (10), heating pipe (11), inner shell two (12), air guide Sleeve (13), fixing sleeve (14), heating wire (15), porous baffle (16), end cap (17), ferrule (18), fixing tube (19), output tube (20) and heat insulation set(21); A heat insulating layer (2) is fixedly connected to the outside of the casing (1), and a fixing plate (4) is fixedly connected to the outside of the opening on the left side of the casing (1); A fan (5) is fixedly connected to the left opening of the fixing plate (4); The dispersing shell (6) is fixedly connected to the inside of the opening on the left side of the outer shell (1), the inside of the dispersing shell (6) is communicated with the air outlet of the fan (5), and the surrounding of the dispersing shell (6) is in communication with the air outlet of the fan (5). A plurality of air outlet holes (7) are evenly arranged, and an air guide cone surface (8) is arranged on the upper and lower sides of the inner right side of the dispersing shell (6); The outer side of the inner shell one (9) is fixedly connected to the inside of the outer shell (1) through several connecting blocks one (3); The outer side of the second inner shell (12) is fixedly connected to the interior of the inner shell one (9) through several connecting blocks (10), and a wind guide is fixedly connected to the left opening of the inner shell two (12). a sleeve (13), a plurality of fixing sleeves (14) are fixedly connected inside the inner casing two (12), and a heating wire (15) is provided inside the heat insulating sleeve one (14); There are several heating pipes (11), and the heating pipes (11) are arranged horizontally, and the left and right sides are respectively fixedly connected in the corresponding connection block two (10); The porous baffle plate (16) is fixedly connected to the opening on the right side of the inner casing two (12); The end cover (17) is fixedly connected to the opening on the right side of the housing (1), and the inner center of the end cover (17) is fixedly connected with a clamping sleeve (18); A fixing tube (19) is fixedly connected inside the ferrule (18); The left outer side of the fixing pipe (19) is fixedly connected to the opening on the right side of the inner casing two (12), and an output pipe (20) is fixedly connected to the right side of the fixing pipe (19); A heat insulating sleeve (21) is fixedly connected to the outside of the output pipe (20). 2 . The air heater with safety protection device according to claim 1 , wherein the first connecting block ( 3 ) and the second connecting block ( 10 ) are made of heat insulating material. 3 . 3. An air heater with a safety protection device according to claim 1, characterized in that: the outer part of the right side of the inner shell one (9) is communicated with the inside thereof. 4. An air heater with a safety protection device according to claim 1, characterized in that: the left outer portion of the second inner shell (12) is communicated with the interior thereof. 5. An air heater with a safety protection device according to claim 1, characterized in that: the left side of the air guide sleeve (13) is in the shape of a bell mouth. 6. An air heater with a safety protection device according to claim 1, wherein the heating pipes (11) are all close to the outer surface of the second inner casing (12). 7. An air heater with a safety protection device according to claim 1, characterized in that: a protection net is provided at the left inlet of the fan (5).

Images