CN221392340U - Hot melting device - Google Patents
Hot melting device Download PDFInfo
- Publication number
- CN221392340U CN221392340U CN202323147317.1U CN202323147317U CN221392340U CN 221392340 U CN221392340 U CN 221392340U CN 202323147317 U CN202323147317 U CN 202323147317U CN 221392340 U CN221392340 U CN 221392340U
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- Prior art keywords
- mounting
- heat insulation
- heating
- insulation block
- melter
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- 238000002844 melting Methods 0.000 title abstract description 9
- 230000008018 melting Effects 0.000 title description 3
- 238000010438 heat treatment Methods 0.000 claims abstract description 76
- 238000009413 insulation Methods 0.000 claims abstract description 63
- 230000017525 heat dissipation Effects 0.000 claims abstract description 40
- 238000009434 installation Methods 0.000 claims abstract description 17
- 210000001503 joint Anatomy 0.000 claims abstract description 17
- 239000012943 hotmelt Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to a hot-melting device, which comprises a shell, a heat dissipation assembly connected with the shell, a heating assembly connected with the heat dissipation assembly and a circuit board electrically connected with the heating assembly, wherein the shell comprises a holding part and a main body part for accommodating the circuit board; the heat insulation block comprises positioning structures arranged on two sides of the installation boss, the main body part comprises positioning butt joint structures which are close to the heat insulation block, the radiating fins and the positioning butt joint structures are respectively in butt joint with the positioning structures on two sides, the heat insulation block and the radiating fins are limited when being installed, and the heat insulation block is not easy to fall off, so that the assembly efficiency is greatly improved.
Description
[ Technical field ]
The utility model relates to the technical field of pipeline welding equipment, in particular to a hot-melting device.
[ Background Art ]
The hot-melting device is a special welding tool for heating, melting and then connecting thermoplastic plastic pipes and dies, and plays a vital role in the process of connecting the pipes with accessories and the like. The heat is transferred to the die head through the heating of the heating plate by the hot melter, the surface of the pipe is melted through the high temperature of the die head, then the pipe is connected, and the heat radiating fins and the heat insulating blocks can be installed between the heating plate and the control module by the conventional hot melter due to the fact that the temperature of the heating plate is higher, so that the heat transferred to the circuit board is reduced, and damage to a machine is avoided. But the contact area between the heat insulation block and the control module is large, no gap exists, the flow of hot air in the radiating fins is not facilitated, the radiating effect is affected, the heat conduction efficiency is high, the temperature of the control module is increased, the circuit board is easy to age, and the service life of the machine is affected.
With respect to the improvement of the prior art, refer to the Chinese patent No. CN207140367U published on the 3 rd month and 27 th year of 2018, which discloses a heat insulation plate of a hot-melting device, comprising a heat insulation plate body, wherein the heat insulation plate body is provided with a mounting plane, the mounting plane comprises a first mounting plane and a second mounting plane, the periphery of the mounting plane is integrally provided with a fixing protrusion, and a mounting through hole is arranged in the fixing protrusion. However, when the hot-melter is assembled, the heat insulation block and the shell are fixedly connected by self-tapping screws, so that the heat insulation block, the heat insulation block and the shell are not aligned, and the screws cannot be driven down, so that the assembly efficiency is affected.
In view of the above, it is desirable to provide an improved melter that overcomes the shortcomings of the prior art.
[ Summary of the utility model ]
Aiming at the defects of the prior art, the utility model aims to provide a hot-melting device with high assembly efficiency and long service life.
The technical scheme adopted for solving the problems in the prior art is as follows: the utility model provides a hot-melt ware, includes the casing, connect in the radiating module of casing, connect in the heating element of radiating module and with the circuit board that the heating module electricity is connected, the casing includes the portion of gripping and holds the main part of circuit board, radiating module fixes in the one end of keeping away from of main part the portion of gripping, radiating module includes with the thermal-insulated piece that main part is connected and with the fin that the thermal-insulated piece is connected, the thermal-insulated piece includes the thermal-insulated piece body, distributes in installation boss and the penetration in around the thermal-insulated piece body installation through-hole of installation boss, the installation boss protrusion in the thermal-insulated piece body; the heat insulation block comprises positioning structures arranged on two sides of the installation boss, the main body part comprises positioning butt joint structures which are arranged close to the heat insulation block, and the radiating fins and the positioning butt joint structures are respectively in butt joint with the positioning structures on two sides.
The further improvement scheme is as follows: the radiating fin comprises a first mounting opening used for being connected with the heat insulation block and a second mounting opening used for being connected with the heating assembly, a screw sequentially penetrates through the first mounting opening and the mounting through hole to fix the heat dissipation assembly on the main body part, and a heat insulation pad is arranged between the screw and the first mounting opening.
The further improvement scheme is as follows: the heating assembly comprises a heating plate and a heating die head arranged on the heating plate, the heating die head is fixed on two sides of the heating plate, the heating plate comprises a heating plate body, a boss protruding from the heating plate body and a mounting hole penetrating through the boss, and bolts sequentially penetrate through the second mounting hole and the mounting hole to fix the heat dissipation assembly and the heating assembly.
The further improvement scheme is as follows: the heat insulation block comprises at least one heat dissipation through hole, the heat dissipation through hole penetrates through the heat insulation block body, the heat dissipation fin comprises at least one heat dissipation groove, and the heat dissipation grooves are uniformly distributed between the first mounting opening and the second mounting opening.
The further improvement scheme is as follows: the positioning structure close to one side of the radiating fin is an annular bulge, and the annular bulge is at least partially positioned in the first mounting opening.
The further improvement scheme is as follows: the positioning structure close to one side of the main body part is an annular concave hole, the positioning butt joint structure protrudes out of the main body part, and the positioning butt joint structure is at least partially positioned in the annular concave hole.
The further improvement scheme is as follows: the diameter of the positioning structure is larger than that of the mounting through hole.
The further improvement scheme is as follows: the casing comprises a battery pack mounting part for mounting the battery pack, the length of the battery pack mounting part is greater than that of the main body part, and the battery pack mounting part protrudes towards the direction of the holding part.
The further improvement scheme is as follows: the battery pack mounting part, the main body part and the holding part are enclosed into a space.
The further improvement scheme is as follows: a plurality of small holes are formed in one side of the main body part, and the circuit board at least partially protrudes out of the main body part.
Compared with the prior art, the utility model has the following beneficial effects: the positioning structures are arranged on the two sides of the heat insulation block, the radiating fins and the positioning butt joint structures arranged on the shell are respectively abutted with the positioning structures on the two sides, so that the heat insulation block and the radiating fins are limited during installation, and are not easy to fall off, and the assembly efficiency is greatly improved; the boss structures are arranged on the heat insulation block and the heating plate, so that the contact area between the heat insulation block and the radiating fins is reduced, heat generated by the heating assembly is less transferred to the shell, the temperature rise of the circuit board is reduced, and the service life of the hot melter is prolonged; in addition, as the heat insulation pad is arranged between the screw and the first mounting port, the screw is prevented from being in direct contact with the radiating fin, the heat dissipation of the radiating fin is further accelerated, and the heat dissipation efficiency is improved.
[ Description of the drawings ]
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of the hot melter of the present utility model;
FIG. 2 is an exploded view of the melter of FIG. 1;
FIG. 3 is a schematic view of the construction of the insulation block in the melter of FIG. 1;
FIG. 4 is a partial cross-sectional view of the insulation block of FIG. 3;
FIG. 5 is a schematic view of the housing structure of the melter shown in FIG. 1;
fig. 6 is a schematic view of the structure of a heating plate of the melter of fig. 1.
Meaning of reference numerals in the drawings:
hot melt device 100 casing 1
Grip portion 11 main body portion 12
Positioning butt joint structure 121 battery pack mounting part 13
Heating plate 21 of heating assembly 2
Heating plate body 211 boss 212
Mounting hole 213 bolt 214
Heating die head 22 heat radiation assembly 3
Insulation block 31 insulation block body 311
Mounting boss 312 mounting through hole 313
Positioning structure 314 annular protrusion 3141
Annular recess 3142 heat dissipation via 315
First mounting opening 321 of heat sink 32
Second mounting port 322 heat sink 323
Screw 324 insulation pad 325
Circuit board 4 battery pack 5
Detailed description of the preferred embodiments
The utility model will be described in further detail with reference to the drawings and embodiments.
The terminology used in the present utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Words such as "upper", "lower", "front", "rear", etc., indicating an azimuth or a positional relationship are based on only the azimuth or the positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus/elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, a hot-melt device 100 includes a casing 1, a heat dissipation component 3 connected to the casing 1, a heating component 2 connected to the heat dissipation component 3, and a circuit board 4 electrically connected to the heating component 2, where the casing 1 includes a holding portion 11, a main portion 12 for accommodating the circuit board 4, and a battery pack mounting portion 13 for plugging a battery pack 5, one side of the main portion 12 is provided with a plurality of small holes, at least a portion of the circuit board 4 protrudes from the main portion 12, the protruding portion is provided with a display screen and a control button, the main portion 12 is connected to the holding portion 11 and the battery pack mounting portion 13, the battery pack mounting portion 13 is disposed below the main portion 12, the heating component 2 and the holding portion 11 are disposed on two sides of the main portion 12, and the hot-melt device 100 is in a T-shaped structure.
In this embodiment, the battery pack 5 provides energy for the heating assembly 2, and the gravity of the battery pack 5 is relatively large, which is beneficial to the downward movement of the center of gravity of the melter 100, and the battery pack 5 also plays a supporting role when being used as a power source, so that the stability of the whole machine is improved. After the switch of the circuit board 4 is started, the hot melter 100 is electrified, the circuit board 4 controls the heating assembly 2 to start heating, the heating assembly 2 generates heat, when the temperature rises to the working temperature, the end part of the pipe fitting is contacted with the heating assembly 2, the pipe fitting is heated and melted, and the pipe fitting is inserted into a piece to be connected and then is cooled and solidified, so that sealing connection is realized.
Further, the length of the battery pack mounting portion 13 is greater than the length of the main body portion 12, the battery pack mounting portion 13 protrudes toward the direction of the holding portion 11, a space is enclosed by the battery pack mounting portion 13, the main body portion 12 and the holding portion 11, the welded water pipe needs to be operated by two hands, and the space can enable a user to fix the hot-melting device 100 in a stepping manner, so that scalding caused by shaking of a machine in the use process is prevented.
Referring to fig. 2, the heating assembly 2 is fixed at one end of the casing 1 away from the holding portion 11, the heating assembly 2 includes a heating plate 21 and a heating die 22 mounted on the heating plate 21, the heating plate 21 is plate-shaped, the heating die 22 is fixed at two sides of the heating plate 21, a heating wire is disposed in the heating plate 21, the heating wire is electrically connected with the circuit board 4, at least two groups of heating dies 22 are disposed on the heating plate 21 at intervals, each group of heating dies 22 includes a female die and a male die, and the heating dies 22 are provided with pipe fittings with different sizes and corresponding sizes respectively.
Further, a heat dissipating assembly 3 is disposed between the heating assembly 2 and the main body 12, and the heat dissipating assembly 3 includes a heat insulating block 31 connected to the main body 12 and a heat dissipating fin 32 detachably fixed to the heat insulating block 31, and the heat dissipating fin 32 at least partially overlaps the heating plate 21. The heat insulation block 31 has good heat insulation effect, and most of heat generated by the heating assembly 2 is insulated by the heat insulation block 31, so that the temperature at the circuit board 4 is not excessively high to cause damage.
Referring to fig. 3, the heat insulation block 31 includes a heat insulation block body 311, mounting bosses 312 distributed around the heat insulation block body 311, and mounting through holes 313 penetrating through the mounting bosses 312, the mounting bosses 312 protrude from the heat insulation block body 311, and the contact area between the heat insulation block 31 and the heat dissipation plate 32 and the main body 12 is reduced due to the arrangement of the mounting bosses 312, which is beneficial to air flow, reduces heat conduction efficiency of the heat insulation block 31, and improves heat insulation effect of the heat insulation block 31.
In this embodiment, the heat insulation block 31 includes the location structure 314 that sets up in the both sides of installation boss 312, the diameter of location structure 314 is greater than the diameter of installation through-hole 313, the main part 12 includes being close to the location butt joint structure 121 that the heat insulation block 31 set up, the fin 32 with location butt joint structure 121 respectively with the location structure 314 butt of both sides is favorable to carrying out spacingly to the heat insulation block 31 with the fin 32 during the installation, is difficult for droing for assembly efficiency promotes by a wide margin.
As shown in fig. 2 to 6, the heat dissipation plate 32 includes a first mounting hole 321 for connecting the heat insulation block 31 and a second mounting hole 322 for connecting the heating element 2, the screw 324 sequentially passes through the first mounting hole 321 and the mounting through hole 313 to fix the heat dissipation element 3 on the main body 12, and a heat insulation pad 325 is disposed between the screw 324 and the first mounting hole 321, so that the screw 324 is prevented from directly contacting the heat dissipation plate 32, heat dissipation of the heat dissipation plate 32 is further accelerated, and heat dissipation efficiency is improved.
Further, the heating plate 21 includes a heating plate body 211, a boss 212 protruding from the heating plate body 211, and a mounting hole 213 penetrating through the boss 212, the cooling fins 32 are in a left-right separable structure, the heating plate 21 is disposed between two symmetrical cooling fins 32, a bolt 214 sequentially passes through the second mounting hole 322 of one cooling fin 32, the mounting hole 213, and the second mounting hole 322 of the other cooling fin 32, and finally the cooling fin 32 and the heating plate 21 are locked and fixed by nuts.
In addition, the heat insulation block 31 is provided with a plurality of heat dissipation through holes 315, the heat dissipation through holes 315 penetrate through the heat insulation block body 311, and the heat dissipation through holes 315 form gaps when the heat insulation block 31 and the main body 12 are connected, thereby being beneficial to air flow and improving heat loss. The heat dissipation plate 32 is provided with a plurality of heat dissipation grooves 323, the heat dissipation grooves 323 are uniformly distributed between the first mounting opening 321 and the second mounting opening 322, most of heat can be taken away when air enters the heat dissipation grooves 323, the heat dissipation plate 21 and the heat insulation block 31 are separated by the heat dissipation plate 32, the heat transmission distance between the heat dissipation assembly 3 and the heating assembly 2 is further increased, the heat transferred from the heat plate 21 to the heat insulation block 31 is further reduced, and the heat transferred from the heat insulation block 31 to the circuit board 4 is further reduced. Therefore, when the melter 100 is operated, the heating assembly 2 does not affect the normal operation of the circuit board 4, and the circuit board 4 can always be operated at a proper temperature.
As shown in fig. 3 and fig. 4, the positioning structure 314 near one side of the heat sink 32 is an annular protrusion 3141, and the annular protrusion 3141 is at least partially located in the first mounting opening 321, so that the heat sink 32 and the heat insulation block 31 are positioned during mounting and are not easy to fall off; the positioning structure 314 near one side of the main body 12 is an annular concave hole 3142, the positioning butt-joint structure 121 protrudes out of the main body 12, and the positioning butt-joint structure 121 is at least partially located in the annular concave hole 3142, so that the heat insulation block 31 and the casing 1 are positioned during installation, and are not easy to fall off.
In other embodiments, the positioning structures 314 on both sides of the heat insulation block 31 are annular protrusions, and the positioning and docking structures 121 corresponding to the main body 12 are annular concave holes, so that the heat insulation block 31 is mounted without distinguishing the forward and reverse directions, and the mounting efficiency is high.
According to the utility model, the positioning structures 314 are arranged on the two sides of the heat insulation block 31, the radiating fins 32 and the positioning butt-joint structures 121 arranged on the machine shell 1 are respectively abutted with the positioning structures 314 on the two sides, so that the heat insulation block 31 and the radiating fins 32 are limited during installation, and are not easy to fall off, so that the assembly efficiency is greatly improved; by providing the boss structures on the heat insulation block 31 and the heating plate 21, the contact area with the cooling fins 32 is reduced, so that less heat generated by the heating assembly 2 is transferred to the casing 1, the temperature rise of the circuit board 4 is reduced, and the service life of the melter 100 is prolonged; in addition, the heat insulation pad 325 is disposed between the screw 324 and the first mounting hole 321, so that the screw 324 is prevented from directly contacting the heat sink 32, heat dissipation of the heat sink 32 is further accelerated, and heat dissipation efficiency is improved.
The present utility model is not limited to the above-described embodiments. Those skilled in the art will readily appreciate that many other alternatives for the melter of the present utility model are possible without departing from the spirit and scope of the present utility model. The protection scope of the present utility model is subject to the claims.
Claims (10)
1. The utility model provides a hot-melt ware, includes the casing, connect in the radiating module of casing, connect in the heating element of radiating module and with the circuit board that the heating module electricity is connected, the casing includes the portion of gripping and holds the main part of circuit board, radiating module fixes in the one end of keeping away from of main part the portion of gripping, radiating module includes with the thermal-insulated piece that main part is connected and with the fin that the thermal-insulated piece is connected, the thermal-insulated piece includes the thermal-insulated piece body, distributes in installation boss and the penetration in around the thermal-insulated piece body installation through-hole of installation boss, the installation boss protrusion in the thermal-insulated piece body; the method is characterized in that: the heat insulation block comprises positioning structures arranged on two sides of the installation boss, the main body part comprises positioning butt joint structures which are arranged close to the heat insulation block, and the radiating fins and the positioning butt joint structures are respectively in butt joint with the positioning structures on two sides.
2. The melter of claim 1, wherein: the radiating fin comprises a first mounting opening used for being connected with the heat insulation block and a second mounting opening used for being connected with the heating assembly, a screw sequentially penetrates through the first mounting opening and the mounting through hole to fix the heat dissipation assembly on the main body part, and a heat insulation pad is arranged between the screw and the first mounting opening.
3. The melter of claim 2, wherein: the heating assembly comprises a heating plate and a heating die head arranged on the heating plate, the heating die head is fixed on two sides of the heating plate, the heating plate comprises a heating plate body, a boss protruding from the heating plate body and a mounting hole penetrating through the boss, and bolts sequentially penetrate through the second mounting hole and the mounting hole to fix the heat dissipation assembly and the heating assembly.
4. The melter of claim 2, wherein: the heat insulation block comprises at least one heat dissipation through hole, the heat dissipation through hole penetrates through the heat insulation block body, the heat dissipation fin comprises at least one heat dissipation groove, and the heat dissipation grooves are uniformly distributed between the first mounting opening and the second mounting opening.
5. The melter of claim 2, wherein: the positioning structure close to one side of the radiating fin is an annular bulge, and the annular bulge is at least partially positioned in the first mounting opening.
6. The melter of claim 1, wherein: the positioning structure close to one side of the main body part is an annular concave hole, the positioning butt joint structure protrudes out of the main body part, and the positioning butt joint structure is at least partially positioned in the annular concave hole.
7. The melter of claim 1, wherein: the diameter of the positioning structure is larger than that of the mounting through hole.
8. The melter of claim 1, wherein: the casing comprises a battery pack mounting part for mounting the battery pack, the length of the battery pack mounting part is greater than that of the main body part, and the battery pack mounting part protrudes towards the direction of the holding part.
9. The melter of claim 8, wherein: the battery pack mounting part, the main body part and the holding part are enclosed into a space.
10. The melter of claim 1, wherein: a plurality of small holes are formed in one side of the main body part, and the circuit board at least partially protrudes out of the main body part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323147317.1U CN221392340U (en) | 2023-11-21 | 2023-11-21 | Hot melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323147317.1U CN221392340U (en) | 2023-11-21 | 2023-11-21 | Hot melting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221392340U true CN221392340U (en) | 2024-07-23 |
Family
ID=91936867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323147317.1U Active CN221392340U (en) | 2023-11-21 | 2023-11-21 | Hot melting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221392340U (en) |
-
2023
- 2023-11-21 CN CN202323147317.1U patent/CN221392340U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |