CN217531713U - Heating type hot runner system - Google Patents
Heating type hot runner system Download PDFInfo
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- CN217531713U CN217531713U CN202221487216.1U CN202221487216U CN217531713U CN 217531713 U CN217531713 U CN 217531713U CN 202221487216 U CN202221487216 U CN 202221487216U CN 217531713 U CN217531713 U CN 217531713U
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- heat
- distribution plate
- flow distribution
- branch
- conducting cylinder
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Abstract
The utility model discloses an add hot type hot runner system, including flow distribution plate and heat-conducting cylinder, two at least branch's shells are installed to the below of flow distribution plate, the nozzle is installed to the lower extreme of branch's shell, and the inner space of heat-conducting cylinder establishes to the runner, and the heat-conducting cylinder is including lieing in the inside first heat-conducting cylinder of flow distribution plate and installing at the inside second heat-conducting cylinder of branch's shell, and the outside of first heat-conducting cylinder is equipped with first cavity intermediate layer, and the outside of second heat-conducting cylinder is equipped with second cavity intermediate layer, the hot-air subassembly with first cavity intermediate layer intercommunication is installed to the top of flow distribution plate, the utility model discloses an at the outside cavity intermediate layer that sets up of runner, this cavity intermediate layer is inside can get into the hot-air, adopts the mode that the heat radiation of hot-air comes to heat for the runner to the inside of runner, has avoided inside the ageing damage that has complicated structure to lead to be not convenient for the circumstances of maintenance, change after, the electric heating element be located the device outside, dismantle the change after being convenient for damaging.
Description
Technical Field
The utility model relates to a mould runner technical field specifically is an add hot type hot runner system.
Background
In the runner in the mold in the prior art, in order to avoid solidification of raw materials in the runner, a heating coil is generally arranged outside or inside the runner, but the coil is easy to age and break down, and the coil outside or inside the runner is difficult to overhaul, so that the whole device is abandoned.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a add hot type hot runner system to solve among the prior art at the outside or internally mounted heating coil of flow channel, but the easy ageing trouble of coil is difficult to overhaul at the outside or the inside coil of flow channel, leads to the dumped problem of whole device.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hot type hot runner system, includes flow distribution plate and a heat conduction section of thick bamboo, two at least branch's shells are installed to the below of flow distribution plate, the nozzle is installed to the lower extreme of branch's shell, the inner space of heat conduction section of thick bamboo is established to the runner, and the heat conduction section of thick bamboo is including being located the inside first heat conduction section of thick bamboo of flow distribution plate and installing the inside second heat conduction section of thick bamboo of branch's shell, the outside of first heat conduction section of thick bamboo is equipped with first cavity intermediate layer, the outside of second heat conduction section of thick bamboo is equipped with second cavity intermediate layer, adjacent two be equipped with the connecting pipe between the second cavity intermediate layer, the hot-air component with first cavity intermediate layer intercommunication is installed to the top of flow distribution plate.
Preferably, a heat insulation layer is arranged outside the circumference of the connecting pipe, a heat insulation layer is arranged on the inner wall of the first cavity interlayer, and the branch shell is a heat insulation shell.
Preferably, the hot air assembly comprises an electric heating element, an air inlet fan arranged on one side of the electric heating element and an air inlet pipe connecting the electric heating element and the first cavity interlayer.
Preferably, a heat return pipe is connected between one of the branch housings and an inlet of the air inlet fan.
Preferably, a support frame is arranged between the first heat-conducting cylinder and the flow distribution plate and between the second heat-conducting cylinder and the branch shell.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model abandons the traditional mode of installing a heating coil on the outer wall or the inner wall of the runner, adopts the mode of arranging a cavity interlayer outside the runner, hot air can enter the cavity interlayer, and adopts the mode of radiating the heat of the hot air to the inside of the runner to heat the runner, thereby avoiding the condition of inconvenient maintenance and replacement after aging damage caused by a complex structure in the device;
2. the electric heating element in the utility model is positioned outside the device, which is convenient for disassembly and replacement after being damaged;
3. the utility model is provided with the heat insulation layer, thereby avoiding the dissipation of heat in the hot air in the moving process;
4. the utility model discloses set up the heat back flow, the inside atmospheric pressure of cavity intermediate layer can be released on the one hand to the heat back flow, and on the other hand can carry out recycle, the use of the device of being convenient for with the inside of the air inlet fan that is blown into again of the air that carries the waste heat.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of the branch housing of the present invention;
fig. 3 is a top view of the second heat conduction tube of the present invention.
In the figure: 1. a flow distribution plate; 3. a flow channel; 41. a first cavity interlayer; 42. a second cavity interlayer; 5. a branch housing; 6. a nozzle; 7. a connecting pipe; 8. a thermal insulation layer; 9. a hot air assembly; 91. an air intake fan; 92. an electric heating element; 93. an air inlet pipe; 10. a heat conducting tube; 101. a first heat-conducting cylinder; 102. a second heat-conducting cylinder; 11. a support frame; 12. a heat return pipe.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, in an embodiment of the present invention, a heating hot runner system includes a flow distribution plate 1 and a heat conduction cylinder 10, at least two branch shells 5 are installed below the flow distribution plate 1, a nozzle 6 is installed at a lower end of each branch shell 5, an internal space of the heat conduction cylinder 10 is set as a flow channel 3, the heat conduction cylinder 10 includes a first heat conduction cylinder 101 located inside the flow distribution plate 1 and a second heat conduction cylinder 102 installed inside the branch shells 5, a raw material firstly enters the flow channel 3 formed by the first heat conduction cylinder 101, then enters the flow channel 3 formed by the second heat conduction cylinder 102, and finally is ejected from the nozzle 6;
preferably, in order to ensure the installation of the heat-conducting cylinders, support frames 11 are installed between the first heat-conducting cylinder 101 and the flow distribution plate 1 and between the second heat-conducting cylinder 102 and the branch housing 5;
with reference to fig. 1, 2 and 3, in order to realize that the interior of the device has no heating coil and can be uniformly heated, a first cavity interlayer 41 is disposed on the outer side of the first heat-conducting cylinder 101, a second cavity interlayer 42 is disposed on the outer side of the second heat-conducting cylinder 102, a connecting pipe 7 is disposed between two adjacent second cavity interlayers 42, and a hot air assembly 9 communicated with the first cavity interlayer 41 is mounted above the flow distribution plate 1, that is, hot air generated by the hot air assembly 9 can reach the interior of the first cavity interlayer 41 and then reach the interior of the second cavity interlayer 42, and the hot air entering the cavity interlayer can conduct heat to the first heat-conducting cylinder 101 and the second heat-conducting cylinder 102, so as to realize heating of the internal flow channel 3;
as shown in fig. 1 and 2, in order to avoid heat loss through the connecting pipe 7, a thermal insulation layer 8 is arranged outside the circumference of the connecting pipe 7 for insulating heat, which is made of thermal insulation cotton or polystyrene board, in order to avoid heat accumulation inside the flow distribution plate 1, the inner wall of the first cavity interlayer 41 is provided with a thermal insulation layer 8 for insulating heat, in order to avoid heat loss at the position of the branch housing 5, the branch housing 5 is a thermal insulation housing, which can be provided with thermal insulation cotton for the inner wall of the housing;
referring to fig. 1, in this embodiment, preferably, the hot air assembly 9 includes an electric heating element 92, an air inlet fan 1 installed on one side of the electric heating element 92, and an air inlet pipe 93 connecting the electric heating element 92 and the first cavity interlayer 41, that is, the air inlet fan 1 blows external air into the electric heating element 92, and is heated by the electric heating element 92 (where the electric heating element 92 may also be electrically connected to a temperature controller to control the outlet air temperature), the heated air reaches the inside of the air inlet pipe 93 and then reaches the inside of the first cavity interlayer 41, and in order to avoid the situation that the internal air pressure is too large due to blowing air towards the inside of the cavity interlayer all the time, a heat return pipe 12 is connected between one of the branch shells 5 and an inlet of the air inlet fan 91, and the heat return pipe 12 can release the air pressure inside the cavity interlayer on one hand, and on the other hand can blow the air carrying residual heat into the inside of the air inlet fan 1 again for recycling.
The utility model discloses a theory of operation is: when the device is used, raw materials firstly enter the inside of a flow channel 3 formed by a first heat conduction cylinder 101, then enter the inside of the flow channel 3 formed by a second heat conduction cylinder 102, and finally are sprayed out from a nozzle 6, in order to ensure the temperature of the flow channel 3, an air inlet fan 1 blows external air into the inside of an electric heating element 92 and is heated by the electric heating element 92, the heated air reaches the inside of an air inlet pipe 93, then reaches the inside of a first cavity interlayer 41 and then reaches the inside of a second cavity interlayer 42 so as to heat the flow channel 3, hot air among a plurality of second cavity interlayers 42 can be communicated through a connecting pipe 7, a heat return pipe 12 is connected between one branch shell 5 and an inlet of the air inlet fan 91, on one hand, the heat return pipe 12 can release the air pressure inside the cavity interlayers, and on the other hand, the air carrying residual heat can be blown into the inside of the air inlet fan 1 again for recycling.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A heating type hot runner system comprises a flow distribution plate (1) and a heat conducting cylinder (10), and is characterized in that: at least two branch shells (5) are installed below the flow distribution plate (1), a nozzle (6) is installed at the lower end of each branch shell (5), the inner space of each heat conduction cylinder (10) is set to be a flow channel (3), each heat conduction cylinder (10) comprises a first heat conduction cylinder (101) located inside the flow distribution plate (1) and a second heat conduction cylinder (102) installed inside each branch shell (5), a first cavity interlayer (41) is arranged on the outer side of each first heat conduction cylinder (101), a second cavity interlayer (42) is arranged on the outer side of each second heat conduction cylinder (102), a connecting pipe (7) is installed between every two adjacent second cavity interlayers (42), and a hot air assembly (9) communicated with the first cavity interlayer (41) is installed above the flow distribution plate (1).
2. A heated hot runner system according to claim 1 wherein: the circumference outside of connecting pipe (7) is equipped with insulating layer (8), the inner wall of first cavity intermediate layer (41) is equipped with insulating layer (8), branch shell (5) are thermal-insulated shell.
3. A heated hot runner system according to claim 1 wherein: the hot air component (9) comprises an electric heating element (92), an air inlet fan (91) arranged on one side of the electric heating element (92) and an air inlet pipe (93) for connecting the electric heating element (92) and the first cavity interlayer (41).
4. A heated hot runner system according to claim 3 wherein: a heat return pipe (12) is connected between one of the branch casings (5) and the inlet of the air inlet fan (91).
5. A heated hot runner system according to claim 1 wherein: and support frames (11) are respectively arranged between the first heat-conducting cylinder (101) and the flow distribution plate (1) and between the second heat-conducting cylinder (102) and the branch shell (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221487216.1U CN217531713U (en) | 2022-06-15 | 2022-06-15 | Heating type hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221487216.1U CN217531713U (en) | 2022-06-15 | 2022-06-15 | Heating type hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217531713U true CN217531713U (en) | 2022-10-04 |
Family
ID=83418726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221487216.1U Active CN217531713U (en) | 2022-06-15 | 2022-06-15 | Heating type hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217531713U (en) |
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2022
- 2022-06-15 CN CN202221487216.1U patent/CN217531713U/en active Active
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