KR102662366B1 - Easy-to-replace assembly heater block - Google Patents

Abstract

The present invention relates to a prefabricated heater block that is easy to replace, the structure of which is a body made of a material with excellent thermal insulation properties on the upper surface of which is formed at least one zigzag-shaped receiving groove that is open at the top; It is a heat transfer medium that radiates heat when power is supplied; and, the main body is accommodated inside to protect the main body, and the upper part is open so that the heat source emitted from the heat transfer medium accommodated in the main body is supplied to the top. A case that supplies an external power source to the heat transfer medium, and a power connection means capable of easily disconnecting the external power source and the heat transfer medium to facilitate recovery of the heat transfer medium from the main body. Characterized by being composed of,
Multiple heat transfer media can be easily assembled and installed by arranging and fixing the heat transfer medium in a receiving groove formed in the main body and then electrically connecting it through a power connection means, making it very convenient to manufacture the finished heater block, leading to mass production of the device. In addition, when the heat transfer medium breaks down, only the electrical connection of the power connection means connected to the heat transfer medium can be separated and recovered for replacement and repair, which leads to easy operation and management of the device. There is.

Description

Easy-to-replace assembly heater block}

The present invention relates to a prefabricated heater block that is easy to replace. More specifically, a plurality of heat transfer media can be easily assembled and installed by arranging and fixing the heat transfer media in a receiving groove formed in the main body and then electrically connecting them through a power connection means. This makes it very convenient to manufacture the finished heater block, leading to mass production of the device. In addition, when the heat transfer medium breaks down, only the electrical connection of the power connection means connected to the heat transfer medium is disconnected and then separated and collected for replacement or replacement. It relates to a prefabricated heater block that is easy to replace and can be repaired, leading to easy operation and management of the device.

In general, electric heater devices formed with a heat transfer medium such as heater rods that emit heat when power is supplied as devices that supply and heat a heat source are widely used. When the supply of a large number of heat sources is required, multiple heater rods or electric heaters are used. It can be installed and used by many people.

However, the conventional electric heater device requires a lot of time and parts to connect multiple heat transfer media without separate assembly means, making it complicated and inconvenient to manufacture, and also difficult to manufacture as a standardized device, resulting in low versatility of the device. There was a problem.

Moreover, in the case of complex manufacturing as described above, there is a problem in that when a failure of any one part, for example, a heat transfer medium, occurs, it is difficult to simply recover only the broken heat transfer medium, making it inconvenient to easily replace and repair the heat transfer medium.

In order to solve the above problems, the present applicant proposed developing a “prefabricated heater block (registration number: 10-2153139).”

However, the “prefabricated heater block” does not present a simple structure in which the heater rods are electrically connected, so when replacing the heater rods of the heater block, too much time and manpower are required to disconnect or connect the electrical connection, so convenient operation of the device is required. There was a problem in use that made management somewhat difficult.

In addition, the "prefabricated heater block" had a problem in that the structure of the heater rod and the part electrically connected to the external power source was somewhat complicated, making manufacturing the device somewhat difficult and inconvenient, resulting in somewhat low productivity of the device.

[Document 0001] Republic of Korea Patent Publication No. 10-2153139 (2020.09.01)

The present invention was proposed to solve all the problems described above, and its purpose is to conveniently connect a plurality of heat transfer media by placing and fixing them in a receiving groove formed in the main body and then electrically connecting them through a power connection means. It is very convenient to manufacture the finished heater block as it can be assembled and installed, which not only leads to mass production of the device, but also, when the heat transfer medium fails, it can be separated and recovered after disconnecting only the electrical connection of the power connection means connected to the heat transfer medium. The aim is to provide a prefabricated heater block that is easy to replace and can be replaced and repaired, leading to easy operation and management of the device.

The easily replaceable prefabricated heater block according to the present invention to achieve the above object has a main body made of a material with excellent thermal insulation properties, and which has at least one zigzag-shaped receiving groove with an open top on the upper surface; and, accommodation of the main body. A heat transfer medium that is inserted into the groove and radiates heat when power is supplied; and, the main body is accommodated inside to protect the main body, and the upper part is open so that the heat source radiated from the heat transfer medium accommodated in the main body is located at the top. A case configured to supply an external power source to the heat transfer medium, and a power connection means capable of disconnecting the external power source from the heat transfer medium to induce recovery of the heat transfer medium from the main body. ,
The power connection means is made of an electrically insulating material, and includes an insulating fixture having two through holes penetrating vertically downward at the top, and penetrating the through holes of the insulating fixture from top to bottom, with the top A connection bolt is fixed while being inserted into the through hole, and the lower part is exposed through the lower part of the insulating fixture, and is fastened to the connection bolt and is in close contact with the lower surface of the insulating fixture to firmly bind the connection bolt. A connecting body made of a connecting nut for fixing, and the lower part is coupled to the upper part of the insulating fixture to prevent the upper part of the connecting bolt along with the through hole from being exposed, and the upper part is coupled to the lower part of the case to be connected with the insulating fixture. A fixing cover for binding and fixing the connecting body to the case, one end of which is electrically connected to the heat transfer medium, and a first supply wire having the other end vertically penetrating the lower part of the main body and the case and connected to the connecting bolt of the connecting body. And, one end is connected to the connection bolt of the connection body and electrically connected to the first supply wire to transmit power supplied from the outside to the first supply wire to supply power to the heat transfer medium connected to the first supply wire. A second supply wire that supplies a , the other end of the first supply wire that is fastened to the connection bolt of the connector and connected to the connection bolt, and one end of the second supply wire are pressed and brought into close contact with the first and second supply wires. It is characterized by comprising a fixing nut that electrically connects and prevents external separation, and a guide rod that is formed through the lower part of the main body and the case to stably guide the other end of the first supply wire to the outside. .

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In addition, the main body is composed of at least two body blocks, and at least one receiving groove is formed on the upper surface of the main body block, and the main body block is located at an upper block where the receiving groove is formed and a lower part of the upper block. It is divided into a lower block that is in close contact with the bottom of the case,

The first supply wire is divided into a 1-1 supply wire connected to the heat transfer medium and a 1-2 supply wire connected to the connecting bolt,

It further includes a replacement means for facilitating replacement of the heat transfer medium accommodated in the main body,

The replacement means is located in close contact with the lower part of the main body block, and includes a replacement panel that supports the main body block by relying on the lower part of the case, and is formed horizontally and elongated in the lower part of the case to bind and support the replacement panel, a replacement guide that guides the replacement panel to slide horizontally together with the main body block, an upper connection terminal exposed on the lower surface of the upper block and electrically connected to the 1-1 supply wire, and the first -2 It is electrically connected to the supply wire and exposed on the upper surface of the lower block, and when the upper block is stacked and placed on the lower block, it is in contact with the upper connection terminal and the 1-1 supply wire and the 1-2 A lower connection terminal for electrically connecting the supply wire, at least two or more setting protrusions protruding downwardly from the lower part of the upper block, and the setting protrusions are formed on the upper part of the lower block and are fixed inside, and the lower block It is configured to include a setting section consisting of a setting groove that sets the position of the upper block stacked on the top of the and induces precise contact between the upper and lower connection terminals,

An insulating fixture, a connection body, and a fixing cover of the power connection means are formed at the lower part of the replacement panel, so that the first and second supply wires are transferred together with the replacement panel when the replacement panel is slide-transferred. do.

In addition, it is configured to further include an insulating cap having electrical insulation, which covers the insulating fixture, connector, and fixing cover of the power connection means formed and exposed on the lower part of the replacement panel and closes it to the outside,

It is characterized in that the user can easily slide and transfer the replacement panel by holding the insulating cap.

As described above, according to the easily replaceable prefabricated heater block according to the present invention, a plurality of heat transfer media can be easily assembled and installed by arranging and fixing the heat transfer media in the receiving groove formed in the main body and then electrically connecting them through a power connection means. This makes it very convenient to manufacture the finished heater block, leading to mass production of the device. In addition, when the heat transfer medium breaks down, only the electrical connection of the power connection means connected to the heat transfer medium is disconnected and then separated and collected for replacement or replacement. Repairs can be performed, which has the effect of leading to easy operation and management of the device.

1 is a perspective view of an easily replaceable prefabricated heater block according to an embodiment of the present invention.
Figure 2 is a cross-sectional view taken along AA of the easily replaceable prefabricated heater block shown in Figure 1
Figure 3 is a state diagram of the easy-to-replace prefabricated heater block shown in Figure 1.
Figure 4 is a perspective view of an easily replaceable prefabricated heater block according to another embodiment of the present invention.
Figure 5 is a BB cross-sectional view of the easily replaceable prefabricated heater block shown in Figure 4
Figure 6 is a state diagram of the easy-to-replace prefabricated heater block shown in Figure 4

An easily replaceable prefabricated heater block according to a preferred embodiment of the present invention will be described in detail based on the attached drawings. Detailed descriptions of well-known functions and configurations that are judged to unnecessarily obscure the gist of the present invention are omitted.

1 to 6 show a prefabricated heater block that is easy to replace according to an embodiment of the present invention, FIG. 1 is a perspective view of a prefabricated heater block that is easy to replace according to an embodiment of the present invention, and FIG. 2 is a FIG. A-A cross-sectional view of the easily replaceable prefabricated heater block shown in Figure 1, Figure 3 is a state diagram of the easily replaced prefabricated heater block shown in Figure 1, and Figure 4 shows the easy replaceable heater block according to another embodiment of the present invention. A perspective view of a prefabricated heater block, FIG. 5 shows a B-B cross-sectional view of the easily replaceable prefabricated heater block shown in FIG. 4, and FIG. 6 shows a use state diagram of the easily replaceable prefabricated heater block shown in FIG. 4. .

As shown in the drawing, the easily replaceable prefabricated heater block 100 according to an embodiment of the present invention includes a main body 10, a heat transfer medium 20, a case 30, and a power connection means 40. ) is included.

As shown in Figures 1 and 2, the main body 10 is formed with at least one zigzag-shaped receiving groove 11 with an open top on the upper surface, so that the heat transfer medium 20 to be installed later is easily inserted and fixed. Let it happen.

Here, as shown in FIG. 3B, the receiving groove 11 is opened upward, so that the heat source of the heat transfer medium 20 disposed inside the receiving groove 11 is conducted upward, as well as the main body. (10) is made of a material with excellent insulation properties so that the heat source of the heat transfer medium (20) is efficiently dissipated upward without being wasted to the outside.

In addition, the main body 10 determines the shape of the finished heater block, and is preferably implemented in a square shape that can be widely and universally used, but of course, its use is not limited to this shape.

As shown in Figures 1 and 2, the heat transfer medium 20 is inserted into the receiving groove 11 of the main body 10 and dissipates heat when power is supplied.

Here, the receiving groove 11 in which the heat transfer medium 20 is accommodated is formed in a zigzag shape in order to evenly supply the heat source upward, so the heat transfer medium 20 is formed as a spirally wound heating wire like a coil. Although it is implemented to facilitate easy insertion into the receiving groove 11, the implementation is of course not limited to this configuration.

As shown in Figures 1 and 2, the case 30 protects the main body 10 by accommodating the main body 10 inside, but the upper part is open to accommodate the heat transfer unit 10. By allowing the heat source emitted from the medium 20 to be supplied to the top, it can be manufactured from a metal material with excellent strength and durability.

Here, an insulating material (not shown) is placed inside the case 30 to prevent the heat source radiated from the heat transfer medium 20 built in the main body 10 from being wasted to the outside, thereby allowing the heat source 20 to pass through the heat transfer medium 20. It is desirable to ensure that the emitted heat source is effectively supplied to the top.

In addition, as shown in FIGS. 1 and 2, it is configured to further include a plurality of setting pieces 50 protruding upward from the upper edge of the case 30,

The setting piece 50 is in close contact with the lower part of the container 1 to be heated disposed on the upper part of the case 30, and the heat transfer medium 20 of the main body 10 and the container accommodated in the case 30. (1) Ensure that the separation distance between them is set appropriately.

The easily replaceable prefabricated heater block 100 of the present invention supplies a heat source upward to heat the object to be heated. Assuming that this object is a container 1 containing oil for frying fish cakes inside, the Since the oil must be heated to an appropriate temperature for frying fish cakes, an appropriate distance between the main body 10 and the container 1 must be set in consideration of the intensity of the heat source supplied from the heat transfer medium 20 contained in the main body 10. desirable.

That is, as shown in FIG. 3B, when manufacturing the setting piece 50, the length (height) of the setting piece 50 takes into account the amount of heat dissipated by the heat transfer medium 20 and the required temperature of the container 1. By appropriately designing, there is a gap between the container 1 and the heat transfer medium 20 accommodated in the main body 10 together with the case 30 through the setting piece 50 in close contact with the container 1. By simply setting an appropriate separation distance, it is possible to ensure that the oil in the container 1 heated through the heat transfer medium 20 is always maintained at a temperature suitable for frying fish cakes.

Here, the setting pieces 50 are implemented so that a total of four are formed at each corner of the case 30, which is formed in a square shape, but of course, the number is not limited to this number.

As shown in Figures 1 and 2, the power connection means 40 supplies external power to the heat transfer medium 20, but induces disconnection between the external power source and the heat transfer medium 20, thereby causing the main body ( It is possible to induce recovery of the heat transfer medium 20 from 10),

An insulating fixture 41 is made of an electrically insulating material and has two through holes 41a penetrating vertically downward at the top, and the through hole 41a of the insulating fixture 41 is connected from the top. A connection bolt (42a) that penetrates in the downward direction, the upper part of which is fixed by being inserted into the through hole (41a), and the lower part of which penetrates and is exposed to the lower part of the insulating fixture 41, and the connection bolt (42a) ) and is in close contact with the lower surface of the insulating fixture 41 to firmly bind and secure the connecting bolt 42a. ) is coupled to the upper part of the through hole (41a) to prevent the upper part of the connecting bolt (42a) from being exposed, and the upper part is coupled to the lower part of the case (30) to connect the insulating fixture (41). A fixing cover 43 that binds and secures the sieve 42 to the case 30, one end of which is electrically connected to the heat transfer medium 20, and the other end of which is connected to the lower part of the main body 10 and the case 30. A first supply wire 44 penetrates vertically and is connected to the connection bolt 42a of the connector 42, and one end is connected to the connection bolt 42a of the connector 42 and the first supply wire ( A second supply wire that is electrically connected to 44) and transmits power supplied from the outside to the first supply wire 44 to supply power to the heat transfer medium 20 connected to the first supply wire 44. (45) and the other end of the first supply wire 44, which is fastened to the connection bolt 42a of the connector 42 and connected to the connection bolt 42a, and the second supply wire 45 at one end. A fixing nut 46 that electrically connects the first and second supply wires 44 and 45 by pressurizing them and prevents them from being separated from the outside is formed through the lower part of the main body 10 and the case 30. It is configured to include a guide rod 47 that stably guides the other end of the first supply wire 44 to the outside.

That is, as shown in FIG. 3A, the first part of the power connection means 40 is connected to the heat transfer medium 20 disposed inside the receiving groove 11 of the main body 10 accommodated in the case 30. The second supply wire 45, which is connected to the supply wire 44 and an external power supply device, has a structure in which it is easily electrically connected to the connection bolt 42a of the connector 42, according to the present invention. Not only can it ensure the assembly convenience and mass productivity of the easily replaceable prefabricated heater block 100, but, as shown in Figure 3c, if any one of the heat transfer media 20 is broken or damaged and repair is required, the The binding of the first and second supply wires 44, 45 connected to the broken heat transfer medium 20 is easily released by separating the fixing nut 46, so that only the broken heat transfer medium 20 can be easily removed. It can be separated and recovered for replacement and repair, leading to very convenient management of the device.

In addition, in the process of transmitting external power to the heat transfer medium 20 through the first and second supply wires 44 and 45, conduction to the case 30 due to the insulating fixture 41 is prevented. By preventing electrical accidents that may occur due to electricity being conducted to the case 30, it is possible to induce safe use of the device.

Meanwhile, as shown in Figures 4 and 5, the main body 10 is composed of at least two body blocks 12, and at least one receiving groove 11 is formed on the upper surface of the main body blocks 12. , the main body block 12 includes an upper block 12a in which the receiving groove 11 is formed, and a lower block 12b located below the upper block 12a and in close contact with the bottom of the case 30. It is divided into

The first supply wire 44 is divided into a 1-1 supply wire 44a connected to the heat transfer medium 20 and a 1-2 supply wire 44b connected to the connecting bolt 42a. ,

It is configured to further include a replacement means (60) that induces easy replacement of the heat transfer medium (20) accommodated in the main body (10),

The replacement means 60 is located in close contact with the lower part of the main body block 12, and includes a replacement panel 61 supporting the main body block 12 by relying on the lower part of the case 30, and the case 30 ) and a replacement guide 62 that is formed horizontally and elongated at the lower part to bind and support the replacement panel 61 and at the same time guides the replacement panel 61 to slide horizontally together with the main body block 12, and An upper connection terminal 63 is formed exposed on the lower surface of the upper block 12a and is electrically connected to the 1-1 supply wire 44a, and is electrically connected to the 1-2 supply wire 44b. It is formed exposed on the upper surface of the lower block (12b), and when the upper block (12a) is stacked and placed on the lower block (12b), it is in contact with the upper connection terminal 63 and the 1-1 supply wire ( A lower connection terminal 64 that electrically connects 44a) and the 1-2 supply wire 44b, at least two setting protrusions 65a protruding downward from the lower part of the upper block 12a, and It is formed on the upper part of the lower block (12b) and the setting protrusion (65a) is fixed inside, and the upper and lower parts are connected by setting the position of the upper block (12a) stacked on the upper part of the lower block (12b). It is configured to include a setting portion 65 consisting of a setting groove 65b that induces precise contact between the terminals 63 and 64.

That is, as shown in FIG. 6A, when one of the plurality of heat transfer media 20 accommodated in the main body 10 is broken or damaged and replacement is required, the broken heat transfer medium 20 The replacement panel 61 coupled with the received main body block 12 is slid outward and exposed to the outside. At this time, the replacement panel 61 is stably moved outward through the guidance of the replacement guide 62. Transport is exposed.

Here, the insulating fixture 41 of the power connection means 40, the connecting body 42, and the fixing cover 43 are formed at the lower part of the replacement panel 61, so that when the replacement panel 61 is slid and transferred. The first and second supply wires 44 and 45 are transferred together with the replacement panel 61, so that the heat transfer medium 20 is transferred (positioned) to the outside together with the replacement panel 61, thereby transferring the heat. The first and second supply wires 44 and 45 connected to the medium 20 are reliably prevented from being broken.

Then, as shown in FIG. 6B, after recovering the upper block 12a in which the broken heat transfer medium 20 is accommodated in the main body block 12 formed in the replacement panel 61, a new heat transfer medium 20 is installed. ) is easily replaced by placing another upper block (12a) on the lower block (12b), and then replaces the main body block (12) together with the replacement panel (61). The replacement of the heat transfer medium 20 is completed by sliding it inward.

Here, the new upper block 12a stacked on the lower block 12b is connected to the lower connection terminal 64 of the lower block 12b and the upper connection terminal of the new upper block 12a through the setting unit 65. It is brought into precise contact with (63) so that the 1-1 supply wire (44a) and the 1-2 supply wire (44b) are firmly electrically connected.

In addition, the insulating fixture 41, the connector 42, and the fixing cover 43 of the power connection means 40, which are formed and exposed at the lower part of the replacement panel 61, are covered and closed to the outside, thereby providing electrical insulation. It further includes an insulating cap 70 having a.

That is, when the outer slide transfer exposure of the replacement panel 61 is required to replace the broken insulating medium 20 through the replacement means 60, the user holds the insulating cap 70. The replacement panel 61 can be pulled outward to easily slide and expose, leading to more convenient and safe replacement of the insulating medium 20.

Here, when the replacement panel 61 is slide-transferred through the insulating cap 70, the external power device is basically turned off, so that the power supply to the second supply wire 45 is cut off and stable. It is desirable to proceed with .

The easily replaceable prefabricated heater block 100 of the present invention, which has the above-mentioned configuration, is provided by placing and fixing the heat transfer medium 20 in the receiving groove 11 formed in the main body 10, and then using the power connection means 40. A plurality of heat transfer media (20) can be easily assembled and installed by electrically connecting them through a method, making it very convenient to manufacture a finished heater block, which not only leads to mass production of the device, but also allows the heat transfer medium (20) to be In the event of a breakdown, only the electrical connection of the power connection means 40 connected to the heat transfer medium 20 can be disconnected and then separated and recovered for replacement and repair, which has the effect of leading to easy operation and management of the device. .

The easily replaceable prefabricated heater block 100 according to an embodiment of the present invention having the above configuration is installed and used as follows.

First, as shown in FIG. 3A, the heat transfer medium 20 is placed inside each receiving groove 11 of the main body 10 accommodated in the case 30, and then power is supplied through the power connection means 40. The power device and the heat transfer medium (20) are easily electrically connected.

Then, as shown in Figure 3b, the easily replaceable prefabricated heater block 100 of the present invention assembled as described above is used to heat the container 1 by placing it close to the bottom of the container 1 to be heated. In this case, the separation distance between the heat transfer medium 20 and the container 1 is appropriately set through the setting piece 50 formed in the case 30, so that the container 1 is desirable (suitable). Ensure that the temperature is always maintained.

At this time, the power supplied from the outside is transmitted to the heat transfer medium 20 through the first and second supply wires 44 and 45 so that a high-source heat source is supplied to the container 1 through the heat transfer medium 20. do.

As shown in FIG. 3C, when any one of the heat transfer media 20 accommodated in the main body 10 is broken or damaged, the first supply wire 44 and the first supply wire 44 of the broken power connection means 40 are connected to each other. 2. This leads to easy maintenance of the device by sequentially disconnecting the electrical connection of the supply wires 45 and simply recovering the broken heat transfer medium 20 and then performing repair or replacement.

The present invention has been described with reference to the embodiments shown in the accompanying drawings, but these are illustrative and are not limited to the above-described embodiments, and various modifications and equivalent embodiments can be made by those skilled in the art. You will understand the point. In addition, it goes without saying that modifications can be made by those skilled in the art without impairing the spirit of the present invention. Accordingly, the scope claimed in the present invention will not be limited by the scope of the detailed description, but will be limited by the claims and technical ideas described later.

1. Courage
10. Main body 11. Receiving groove
12. Body block 12a. upper block
12b. Lower block 20. Heat transfer medium
30. Case 40. Power connection means
41. Insulating fixture 41a. through hole
42. Connector 42a. Connection bolt
42b. Connection nut 43. Fixed cover
44. First supply front 44a. 1-1 supply front
44b. 1-2 supply front 45. 2nd supply front
46. Fixing nut 47. Guide rod
50. Settings 60. Replacement means
61. Replacement panel 62. Replacement guide
63. Upper connection terminal 64. Lower connection terminal
65. Setting unit 65a. Setting projection
65b. Setting Home 70. Insulating Cap
100. Prefabricated heater block that is easy to replace

Claims (5)

A main body (10) made of a material with excellent thermal insulation properties and having at least one zigzag-shaped receiving groove (11) with an open top formed on the upper surface;
A heat transfer medium (20) inserted into the receiving groove (11) of the main body (10) and dissipating heat when power is supplied;
A case 30 that accommodates the main body 10 inside and protects the main body 10, but the upper part is open so that the heat source radiated from the heat transfer medium 20 accommodated in the main body 10 is supplied to the upper part. ); and
A power connection means that supplies an external power source to the heat transfer medium 20 and induces a disconnection between the external power source and the heat transfer medium 20 to induce recovery of the heat transfer medium 20 from the main body 10. Contains (40);
The power connection means 40 is made of an electrically insulating material, and includes an insulating fixture 41 formed at the top with two through holes 41a penetrating vertically downward, and an insulating fixture 41 of the insulating fixture 41. A connection bolt (42a) penetrates the through hole (41a) from the top to the bottom, the upper part of which is fixed by being inserted into the through hole (41a), and the lower part of which penetrates and is exposed to the lower part of the insulating fixture (41). ), and a connecting body (42) consisting of a connecting nut (42b) fastened to the connecting bolt (42a) and in close contact with the lower surface of the insulating fixture (41) to firmly bind and secure the connecting bolt (42a), The lower part is coupled to the upper part of the insulating fixture 41 to prevent the upper part of the connection bolt 42a from being exposed along with the through hole 41a, and the upper part is coupled to the lower part of the case 30 to prevent the upper part from being exposed to the insulating fixture 41. A fixing cover 43 that binds and secures the connecting body 42 to the case 30 together with the body 41, one end of which is electrically connected to the heat transfer medium 20, and the other end of which is connected to the main body 10. And a first supply wire 44 that passes vertically through the lower part of the case 30 and is connected to the connecting bolt 42a of the connecting body 42, and one end is connected to the connecting bolt 42a of the connecting body 42. It is electrically connected to the first supply wire 44 and transmits power supplied from the outside to the first supply wire 44 to the heat transfer medium 20 connected to the first supply wire 44. The second supply wire 45 that supplies power, the other end of the first supply wire 44 that is fastened to the connection bolt 42a of the connector 42 and connected to the connection bolt 42a, and the second supply wire 45 that supplies power. 2. A fixing nut 46 that electrically connects the first and second supply wires 44 and 45 by pressurizing one end of the supply wire 45 and preventing external separation, and the main body 10 and the case ( A prefabricated heater block that is easy to replace, characterized in that it includes a guide rod (47) formed through the lower part of the first supply wire (44) to stably guide the other end of the first supply wire (44) to the outside.
delete delete According to claim 1,
The main body 10 is composed of at least two body blocks 12, and at least one receiving groove 11 is formed on the upper surface of the body block 12, and the body block 12 is the receiving groove ( It is divided into an upper block 12a on which 11) is formed, and a lower block 12b located below the upper block 12a and in close contact with the bottom of the case 30,
The first supply wire 44 is divided into a 1-1 supply wire 44a connected to the heat transfer medium 20 and a 1-2 supply wire 44b connected to the connecting bolt 42a. ,
It is configured to further include a replacement means (60) that induces easy replacement of the heat transfer medium (20) accommodated in the main body (10),
The replacement means (60) is,
A replacement panel (61) located in close contact with the lower part of the main body block (12) and supporting the main body block (12) by relying on the lower part of the case (30);
A replacement guide 62 is formed horizontally and elongated at the bottom of the case 30 to bind and support the replacement panel 61, and at the same time guides the replacement panel 61 to slide horizontally together with the main body block 12. )and,
An upper connection terminal 63 exposed on the lower surface of the upper block 12a and electrically connected to the 1-1 supply wire 44a,
It is electrically connected to the 1-2 supply wire 44b and exposed on the upper surface of the lower block 12b, and when the upper block 12a is stacked and placed on the lower block 12b, the upper connection terminal A lower connection terminal 64 that is in contact with (63) and electrically connects the 1-1 supply wire (44a) and the 1-2 supply wire (44b),
At least two or more setting protrusions 65a are formed to protrude downward on the lower part of the upper block 12a, and the setting protrusions 65a are formed on the upper part of the lower block 12b and are internally fixed to the lower part. A setting portion 65 consisting of a setting groove 65b that sets the position of the upper block 12a stacked on the upper block 12b and induces precise contact between the upper and lower connection terminals 63 and 64. It consists of:
An insulating fixture 41, a connection body 42, and a fixing cover 43 of the power connection means 40 are formed at the lower part of the replacement panel 61, so that the replacement panel 61 can be replaced when the replacement panel 61 is slide-transferred. A prefabricated heater block that is easy to replace, characterized in that the first and second supply wires (44, 45) are transported together with the panel (61).
According to claim 4,
The insulating fixture 41, the connector 42, and the fixing cover 43 of the power connection means 40, which are formed and exposed at the lower part of the replacement panel 61, are covered and closed to the outside, and have electrical insulation properties. It further includes an insulating cap 70,
A prefabricated heater block that is easy to replace, characterized in that the user can easily slide and transfer the replacement panel (61) by holding the insulating cap (70).