CN220781027U - Quick heating head of hot melt adhesive gun with bar-shaped heating bar - Google Patents
Quick heating head of hot melt adhesive gun with bar-shaped heating bar Download PDFInfo
- Publication number
- CN220781027U CN220781027U CN202322454037.9U CN202322454037U CN220781027U CN 220781027 U CN220781027 U CN 220781027U CN 202322454037 U CN202322454037 U CN 202322454037U CN 220781027 U CN220781027 U CN 220781027U
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- CN
- China
- Prior art keywords
- sleeve
- heating rod
- heating
- rod
- hot melt
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 133
- 239000004831 Hot glue Substances 0.000 title claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 44
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000009413 insulation Methods 0.000 claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000741 silica gel Substances 0.000 claims abstract description 27
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000003292 glue Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a quick heating head of a hot melt adhesive gun with a rod-shaped heating rod, which comprises a sealing silica gel sleeve, an aluminum sleeve, a fixed spring, a heating rod, a heat insulation sleeve, an upper fixed shell and a lower fixed shell, wherein the sealing silica gel sleeve is sleeved at the open end of the aluminum sleeve, and is sleeved at the periphery of the sealing silica gel sleeve through the fixed spring so as to tightly connect the sealing silica gel sleeve and the aluminum sleeve; the heating rod is inserted into a heating rod groove which is arranged on one end of the aluminum sleeve, far away from the sealing silica gel sleeve, and extends into the aluminum sleeve; the heat insulation sleeve is sleeved on the peripheries of the ends of the aluminum sleeve and the heating rod and is used for preventing the aluminum sleeve and the heating rod from shaking; the upper fixing shell and the lower fixing shell are fixedly connected after being clamped.
Description
Technical Field
The utility model relates to the field of heating heads of hot melt adhesive guns, in particular to a quick heating head of a hot melt adhesive gun with a rod-shaped heating rod.
Background
The heating head structure of the hot melt adhesive gun in the prior art mainly comprises a heating tube main body, a heating element (PTC or MCH heating sheet) and other auxiliary mechanisms, wherein the heating element is in a sheet shape and an annular shape, and the heating elements have larger heat loss, uneven heating, overlong heating time and slow adhesive discharge.
The scheme of the utility model aims at improving the existing heating head.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides a hot melt adhesive gun rapid heating head with a rod-shaped heating rod, which solves the problems of larger heat loss, uneven heating, overlong heating time and slow adhesive outlet of the existing heating head.
In order to achieve the above object, the technical scheme adopted for solving the technical problems is as follows:
the utility model provides a hot melt adhesive rifle rapid heating head with stick shape heating rod, includes sealed silica gel cover, aluminium cover, fixed spring, heating rod, insulation sheath, goes up fixed shell and lower fixed shell, wherein:
The sealing silica gel sleeve is sleeved at the opening end of the aluminum sleeve, and is sleeved on the periphery of the sealing silica gel sleeve through the fixing spring so as to carry out close-fit connection on the sealing silica gel sleeve and the aluminum sleeve;
The heating rod is inserted into a heating rod groove which is arranged on one end of the aluminum sleeve, far away from the sealing silica gel sleeve, and extends into the aluminum sleeve;
The heat insulation sleeve is sleeved on the peripheries of the ends of the aluminum sleeve and the heating rod and is used for preventing the aluminum sleeve and the heating rod from shaking;
the upper fixing shell and the lower fixing shell are fixedly connected after being clamped.
Further, a through hole of the heat insulation sleeve is formed in the top of the heat insulation sleeve, a glue outlet channel extends outwards from the lowest position of the aluminum sleeve, and the glue outlet channel penetrates through the rear part of the through hole of the heat insulation sleeve and protrudes out of the top of the heat insulation sleeve.
Preferably, a small gap is formed between the heating rod and the heating rod groove, so that the heating rod and the heating rod groove are prevented from mutually extruding and exploding when the heating rod is inserted into the heating rod groove.
Preferably, the heating rod groove is arranged at the center of one end, far away from the sealing silica gel sleeve, of the aluminum sleeve, and is used for conducting heat more uniformly in the circumferential direction inside the aluminum sleeve after the heating rod is inserted into the heating rod groove.
Further, the heating rod comprises a heating rod main body and a high-temperature-resistant power line, a high-temperature heating area is arranged in a 5mm area at the lower part of the heating rod main body, a heat insulation area is arranged at the rest part of the upper part of the heating rod main body, and the high-temperature-resistant power line is connected with a PCB (printed circuit board) from the heat insulation area through an external lead and used for preventing high-temperature melting of the high-temperature-resistant power line.
Furthermore, a wire slot is reserved between the left side and the right side of the lower fixing shell and the heat insulation sleeve, and the wire slot is used for the high-temperature-resistant power wire to pass through and then be connected to the PCB.
Further, an annular protrusion is circumferentially arranged at the end part of the sealing silica gel sleeve, which is close to one end of the aluminum sleeve, and is used for limiting the movement of the fixed spring.
Further, the left and right sides of the upper fixing shell are provided with buckles and positioning grooves, the left and right sides of the lower fixing shell are provided with clamping grooves and positioning holes which are in one-to-one correspondence with the buckles and the positioning grooves, and the clamping grooves are used for clamping the buckles into the clamping grooves and then inserting the external screws into the positioning holes and the positioning grooves, so that the upper fixing shell is fixedly connected with the lower fixing shell.
Preferably, the heating rod is a rod-type ceramic heating rod.
Compared with the prior art, the utility model has the following advantages and positive effects due to the adoption of the technical scheme:
The hot melt adhesive gun with the rod-shaped heating rod has the advantages that the rod-shaped ceramic heating rod can be inserted into the center of an aluminum sleeve (in a groove of the heating rod) and then conducts heat to four sides, a heating high-temperature area is buried in the groove of the heating rod, the heating is fast, the heat conduction efficiency is high, all heat can be absorbed, the heat loss is small, the heat insulation is good, the adhesive output is greatly improved while the efficiency is improved, and the whole device is simple in production and assembly and not easy to damage.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the utility model and that other drawings may be obtained from these drawings by those skilled in the art without inventive effort. In the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of a quick heating applicator of a hot melt adhesive gun having a rod-shaped heating rod according to the present utility model;
FIG. 2 is a cross-sectional view of the entire structure of a quick heating tip of a hot melt adhesive gun having a rod-shaped heating rod according to the present utility model;
FIG. 3 is an exploded view of the overall structure of a quick heating applicator of a hot melt adhesive gun having a rod-shaped heating rod according to the present utility model;
FIG. 4 is a schematic view of the structure of a heating rod in a quick heating head of a hot melt adhesive gun with a rod-shaped heating rod according to the present utility model;
FIG. 5 is a cross-sectional view of a trunking structure in a fast heating applicator head of a hot melt adhesive gun having a bar-shaped heating bar in accordance with the present utility model;
FIG. 6 is a schematic view of a first view of a trunking structure in a fast heating applicator head of a hot melt adhesive gun having a bar-shaped heating bar according to the present utility model;
FIG. 7 is a second view of the wire chase structure in a quick heat applicator head of a hot melt adhesive gun having a bar-shaped heater bar according to the present utility model.
[ Main symbol description ]
1-Sealing a silica gel sleeve;
2-aluminum sleeve;
3-fixing a spring;
4-heating rod;
5-a heat insulation sleeve;
6-an upper fixing case;
7-a lower fixing case;
8-heating rod grooves;
9-a through hole of the heat insulation sleeve;
10-a glue outlet channel;
11-small gap;
12-a heating rod body;
13-a high temperature resistant power line;
14-wire slots;
15-annular protrusions;
16-a buckle;
17-positioning grooves;
18-clamping grooves;
19-positioning holes.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-5, this embodiment discloses a hot melt adhesive gun rapid heating head with a bar-shaped heating bar, which comprises a sealing silica gel sleeve 1, an aluminum sleeve 2, a fixing spring 3, a heating bar 4, a heat insulation sleeve 5, an upper fixing shell 6 and a lower fixing shell 7, wherein:
The sealing silica gel sleeve 1 is sleeved at the opening end of the aluminum sleeve 2, and is sleeved at the periphery of the sealing silica gel sleeve 1 through the fixing spring 3 so as to tightly connect the sealing silica gel sleeve 1 and the aluminum sleeve 2;
The heating rod 4 is inserted into a heating rod groove 8 which is arranged on one end of the aluminum sleeve 2 far away from the sealing silica gel sleeve 1 and extends into the aluminum sleeve 2; preferably, the heating rod 4 is a rod-type ceramic heating rod, and has the advantages of small thermal resistance and high heat exchange efficiency.
The heat insulation sleeve 5 is sleeved on the peripheries of the ends of the aluminum sleeve 2 and the heating rod 4 and is used for preventing the aluminum sleeve 2 and the heating rod 4 from shaking;
The upper fixing shell 6 and the lower fixing shell 7 are fixedly connected after being clamped.
Referring to fig. 1 and 2, a through hole 9 for the heat insulation sleeve is formed at the top of the heat insulation sleeve 5, a glue outlet channel 10 extends outwards from the lowest part of the aluminum sleeve 2, and the glue outlet channel 10 protrudes out of the top of the heat insulation sleeve 5 after penetrating through the through hole 9 for the heat insulation sleeve.
Referring to fig. 2 and 5, a small gap 11 is provided between the heating rod 4 and the heating rod groove 8 for preventing the two from being mutually squeezed and exploded when the heating rod 4 is inserted into the heating rod groove 8.
Preferably, the heating rod groove 8 is disposed at a central position of one end of the aluminum sleeve 2 away from the sealing silica gel sleeve 1, and is used for inserting the heating rod 4 into the heating rod groove 8 and then conducting heat to the peripheral direction inside the aluminum sleeve 2 more uniformly, that is, conducting heat from the middle to four sides is fastest or shortest.
With further reference to fig. 4, the heating rod 4 includes a heating rod main body 12 and a high temperature resistant power line 13, a 5mm area at the lower part of the heating rod main body 12 is a high temperature heating area, the rest of the upper part is a heat insulation area, and the high temperature resistant power line 13 is connected with a PCB board from the heat insulation area through an external lead wire and is used for preventing high temperature from melting the high temperature resistant power line 13. In this embodiment, the high-temperature heating area is buried in the heating rod groove 8 of the aluminum sleeve 2, so that better heat conduction can be achieved.
Referring to fig. 5 to 7, a wire slot 14 is provided between the left and right sides of the lower fixing case 7 and the heat insulation sleeve 5, for the high temperature resistant power wire 13 to be connected to the PCB board after passing through the wire slot 14.
Further, an annular protrusion 15 is circumferentially disposed at an end portion of the sealing silica gel sleeve 1 near the aluminum sleeve 2, for limiting movement of the fixing spring 3.
In fig. 3, the left and right sides of the upper fixing shell 6 are provided with a buckle 16 and a positioning groove 17, the left and right sides of the lower fixing shell 7 are provided with a clamping groove 18 and a positioning hole 19 which are in one-to-one correspondence with the buckle 16 and the positioning groove 17, and the clamping groove 16 is used for clamping the buckle 16 into the clamping groove 18 and then inserting into the positioning hole 19 and the positioning groove 17 through an external screw, so that the upper fixing shell 6 is fixedly connected with the lower fixing shell 7.
The quick heating head of the hot melt adhesive gun with the rod-shaped heating rod has the advantages that the rod-shaped ceramic heating rod can be inserted into the center of the aluminum sleeve 2 (in the heating rod groove 8), then heat is conducted to four sides, a heating high-temperature area is buried in the heating rod groove 8, heating is quick, heat conducting efficiency is high, all heat can be absorbed, heat loss is small, the shell of the adhesive gun is good in thermal insulation, the adhesive outlet amount is greatly improved while efficiency is improved, and the whole device is simple in production and assembly and not easy to damage.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a hot melt adhesive rifle rapid heating head with excellent shape heating rod which characterized in that, including sealed silica gel cover, aluminum sheath, fixed spring, heating rod, insulating sheath, go up fixed shell and lower fixed shell, wherein:
The sealing silica gel sleeve is sleeved at the opening end of the aluminum sleeve, and is sleeved on the periphery of the sealing silica gel sleeve through the fixing spring so as to carry out close-fit connection on the sealing silica gel sleeve and the aluminum sleeve;
The heating rod is inserted into a heating rod groove which is arranged on one end of the aluminum sleeve, far away from the sealing silica gel sleeve, and extends into the aluminum sleeve;
The heat insulation sleeve is sleeved on the peripheries of the ends of the aluminum sleeve and the heating rod and is used for preventing the aluminum sleeve and the heating rod from shaking;
the upper fixing shell and the lower fixing shell are fixedly connected after being clamped.
2. The hot melt adhesive gun rapid heating head with a bar-shaped heating rod as claimed in claim 1, wherein a through hole of the heat insulation sleeve is formed in the top of the heat insulation sleeve, an adhesive outlet channel is outwards extended from the lowest part of the aluminum sleeve, and the adhesive outlet channel penetrates through the rear part of the through hole of the heat insulation sleeve and protrudes out of the top of the heat insulation sleeve.
3. The hot melt adhesive gun rapid heating tip with a bar shaped heater rod of claim 1, wherein a small gap is provided between the heater rod and the heater rod recess for preventing the heater rod from mutually extruding and popping when the heater rod is inserted into the heater rod recess.
4. The quick heating head of a hot melt adhesive gun with a bar-shaped heating rod according to claim 1, wherein the heating rod groove is arranged at the center of one end of the aluminum sleeve far away from the sealing silica gel sleeve, and is used for conducting heat more uniformly towards the peripheral direction inside the aluminum sleeve after the heating rod is inserted into the heating rod groove.
5. The hot melt adhesive gun rapid heating tip with a bar-shaped heating rod according to claim 1, wherein the heating rod comprises a heating rod body and a high temperature resistant power line, the lower 5mm area of the heating rod body is a high temperature heating area, the rest of the upper part is a heat insulation area, and the high temperature resistant power line is connected with a PCB board from the heat insulation area through an external lead wire for preventing high temperature melting of the high temperature resistant power line.
6. The hot melt adhesive gun rapid heating head with a bar-shaped heating rod as claimed in claim 5, wherein a wire slot is respectively reserved between the left side and the right side of the lower fixing shell and the heat insulation sleeve, and the wire slot is used for connecting the high temperature resistant power wire to the PCB board after passing through the wire slot.
7. The rapid heating head of a hot melt adhesive gun with a bar-shaped heating rod according to claim 1, wherein an annular protrusion is circumferentially arranged at an end of the sealing silica gel sleeve near the aluminum sleeve for limiting the movement of the fixing spring.
8. The hot melt adhesive gun rapid heating head with the bar-shaped heating rod according to claim 1, wherein the left side and the right side of the upper fixing shell are provided with buckles and positioning grooves, the left side and the right side of the lower fixing shell are provided with clamping grooves and positioning holes which are in one-to-one correspondence with the buckles and the positioning grooves, and the clamping grooves are used for clamping the buckles into the clamping grooves and then are inserted into the positioning holes and the positioning grooves through external screws, so that the upper fixing shell is fixedly connected with the lower fixing shell.
9. The hot melt adhesive gun rapid heating tip having a rod-shaped heating rod of claim 1, wherein the heating rod is a rod-shaped ceramic heating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322454037.9U CN220781027U (en) | 2023-09-11 | 2023-09-11 | Quick heating head of hot melt adhesive gun with bar-shaped heating bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322454037.9U CN220781027U (en) | 2023-09-11 | 2023-09-11 | Quick heating head of hot melt adhesive gun with bar-shaped heating bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220781027U true CN220781027U (en) | 2024-04-16 |
Family
ID=90636486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322454037.9U Active CN220781027U (en) | 2023-09-11 | 2023-09-11 | Quick heating head of hot melt adhesive gun with bar-shaped heating bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220781027U (en) |
-
2023
- 2023-09-11 CN CN202322454037.9U patent/CN220781027U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |