CN218835072U

CN218835072U - Hand-held glue pen

Info

Publication number: CN218835072U
Application number: CN202223377543.4U
Authority: CN
Inventors: 卢云峰; 吕涛; 胡越
Original assignee: Zhejiang Dongli Electric Appliance Co ltd
Current assignee: Zhejiang Dongli Electric Appliance Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-04-11
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a hand-held glue pen, which comprises a shell, wherein the head part of the shell is provided with a glue outlet, a heating component is arranged in the shell at a position adjacent to the glue outlet, and the heating component comprises a heat conducting pipe; a lithium battery assembly for supplying power to the heating assembly is arranged at the tail of the shell, and a switch button for controlling the heating assembly to be turned on or turned off is arranged above the lithium battery assembly; a holding part is arranged in the middle of the shell, a pressing assembly used for pushing the rubber rod to be close to the heat conduction pipe is arranged above the holding part, and the pressing assembly comprises a support, a pressing piece and a pushing piece; the bracket is movably connected with the shell, the pressing piece is hinged with the bracket, and the pushing piece is detachably connected with the pressing piece; a return spring is arranged between the bracket and the heat conduction pipe; the heating assembly, the lithium battery assembly and the pressing assembly of the utility model all extend along the axial direction of the glue stick, and have compact structure and small occupied space; the shell is held by one hand, the rubber rod can be moved by pressing the pushing piece with the fingers, so that rubber can be smoothly discharged, the operation is simple and convenient, and the universality is good.

Description

Hand-held glue pen

Technical Field

The utility model belongs to the technical field of the hot melt adhesive pen, concretely relates to pen is glued to hand-held type.

Background

In daily life, articles need to be adhered, such as hooks and the like on the wall surface or furniture, or small parts and articles need to be adhered, and an adhesive is used. The hot melt adhesive gun is often used in the decoration industry or the industrial field, hot melt adhesive is extruded by melting an adhesive rod, the hot melt adhesive gun is provided with a handle and a gun body, the size of the adhesive gun is larger, a trigger is arranged at the handle of the adhesive gun, an adhesive pushing device and an adhesive melting device are arranged above the trigger, and the adhesive pushing device and the adhesive melting device are arranged on the same axis; the glue pushing device is complex in structure, large in size and capable of occupying a large space. The battery pack for supplying power to the glue melting device is arranged below the handle, so that the size of the glue gun is greatly increased. Some glue guns which need to glue are small in space and large in size, and operation is inconvenient, so that the gluing is not accurate enough. Simultaneously, current gluey rifle is bulky and inconvenient to carry, and user experience is relatively poor. Therefore, a hand-held glue pen is needed to overcome the above difficulties.

Disclosure of Invention

The utility model designs a hand-held glue pen aiming at the problems existing in the prior art, the heating component, the lithium battery component and the pressing component of the utility model all extend along the axial direction of the glue stick, the structure is compact and the occupied space is small; the shell is held by one hand, the rubber rod can be moved by pressing the pushing piece with the fingers, so that rubber can be smoothly discharged, the operation is simple and convenient, and the universality is good.

The invention aims to be realized by the following technical scheme: a hand-held type glue pen comprises a shell, wherein the shell is in a long strip shape, a glue outlet nozzle is arranged at the head part of the shell, a heating assembly is arranged in the shell and adjacent to the glue outlet nozzle, and the heating assembly comprises a heat conduction pipe; a lithium battery assembly for supplying power to the heating assembly is arranged at the tail of the shell, and a switch button for controlling the heating assembly to be turned on or turned off is arranged above the lithium battery assembly; a holding part is arranged in the middle of the shell, a pressing component for pushing the glue stick to be close to the heat conduction pipe is arranged above the holding part, and the pressing component comprises a support, a pressing piece and a pushing piece; the bracket is movably connected with the shell, the pressing piece is hinged with the bracket, and the pushing piece is detachably connected with the pressing piece; and a return spring is arranged between the bracket and the heat conduction pipe.

Preferably, the pressing assembly further comprises a positioning pin, and the pressing piece is hinged with the bracket through the positioning pin; the side surface of the bracket is provided with limiting bulges which are arranged in pairs, and a guide groove for installing the limiting bulges is arranged in the shell; a limiting plate is arranged at the position of the shell adjacent to the heat conduction pipe, one end of the reset spring abuts against the limiting plate, and the other end of the reset spring abuts against the bracket; the pressing piece is provided with a sharp tooth part facing the rubber rod, and the sharp tooth part is mutually attached to the outer wall of the rubber rod when the support is pushed to be close to the heat conduction pipe; the pushing part is provided with an installation through hole, the pressing part is provided with a positioning column, and the positioning column is arranged in the installation through hole.

When the pushing piece is pressed by fingers, the pushing piece drives the pressing piece to rotate relative to the support, so that the sharp tooth parts on the pressing piece can clamp the rubber rod; the direction of pressing the pushing piece by the fingers faces to the heat conduction pipe, so that the pressing piece can drive the bracket to be close to the heat conduction pipe along the guide groove while clamping the rubber bar, and the rubber bar can be pushed into the heat conduction pipe; when the support is close to the heat conduction pipe, the return spring is in a compressed state. When the finger pressing the pushing piece is loosened, the pressing piece can rotate relative to the support, so that the rubber rod loses the limit, the support returns to the initial position under the action of the elastic force of the return spring, and the rubber rod is maintained unchanged at the moment. If the glue stick needs to be pushed into the heat conduction pipe again, the glue stick can continuously enter the heat conduction pipe only by repeatedly pressing the pushing piece.

Preferably, the pressing pieces are arranged on two sides of the bracket in pairs, and each pressing piece is hinged with the bracket through a positioning pin; and each pressing piece is provided with a pushing piece detachably connected with the pressing piece, and the pushing pieces and the pressing pieces synchronously rotate.

The two sides of the bracket are provided with the pressing pieces, and the pressing pieces are provided with the pushing pieces, so that the pushing pieces can be pressed by two fingers at the same time; the acting force of the pressing piece for pushing the bracket is more uniform, so that the bracket can be close to the heat-conducting pipe along the axial direction of the rubber rod; simultaneously the acting force that the piece that compresses tightly pressed from both sides tight gluey stick is more stable, glues the in-process that the stick is removing so more stable, can not slide relative to the support.

Preferably, the upper end face and the lower end face of the bracket are both provided with guide through holes for mounting positioning pins, and the guide through holes are perpendicular to the upper end face and the lower end face of the bracket; the convenient piece that compresses tightly like this passes through the locating pin and installs on the support, and can rotate relative to the support.

Preferably, the end face of the bracket facing the heat conduction pipe is provided with a limiting column, one end of the reset spring is sleeved on the limiting column, and the other end of the reset spring abuts against the limiting plate.

Carry on spacingly through setting up spacing post to reset spring, reset spring is in with the axle center state with gluing the stick all the time like this, and the elasticity that reset spring produced is reliable and more stable then, and reset spring can not break away from the support.

Preferably, the pressing piece is provided with a strip-shaped protrusion extending along the direction of the positioning pin, and the support is provided with an inward concave notch for placing the strip-shaped protrusion.

The strip-shaped bulges are arranged on the pressing piece, so that the rotation angle of the pressing piece is conveniently limited; when the sharp tooth parts on the pressing piece press the contact rubber bars, the strip-shaped protrusions are clamped on the concave notches, so that the pressing piece and the support are kept in a relatively static state and do not rotate any more, and the pressing piece can drive the support to move synchronously when the pushing piece is pressed.

Preferably, each pressing piece is provided with positioning columns which are arranged in pairs, and each positioning column is arranged in the mounting through hole; and the tail end of the positioning column is provided with an outer convex part, and the outer convex part is attached to the outer wall of the opening of the mounting through hole.

Through setting up the reference column, conveniently compress tightly the piece and can dismantle with the impeller and be connected, it is spacing through the convex part, just so the reference column breaks away from in can not following the through-hole, compresses tightly the piece so more stably with being connected of impeller.

Preferably, the heating assembly further comprises a heat insulation sleeve, the glue outlet nozzle is arranged adjacent to the heat conduction pipe, and the heat insulation sleeve is arranged on the outer layers of the heat conduction pipe and the glue outlet nozzle; and a sealing ring is further arranged between the heat insulation sleeve and the shell, and the sealing ring is arranged close to an outlet of the glue outlet nozzle.

By arranging the heat insulation sleeve, the heating assembly has better heat insulation effect; meanwhile, a sealing ring is arranged near the glue outlet nozzle of the shell, so that the melted glue is prevented from overflowing.

Preferably, the shell is provided with a glue inlet ring near the inlet for placing the glue stick, and the glue inlet ring and the channel for placing the glue stick on the support are coaxially arranged.

Through setting up into gluey ring, conveniently install the gluey stick in the casing, and penetrate the passageway of support to gluey stick smoothly in, glue the stick simultaneously and be difficult to break away from in the casing.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses set up near the portion of gripping of casing and pressed the subassembly, two fingers are placed in the portion of gripping, and the impeller is pressed to other finger, and it just can the centre gripping glue the stick and promote the support and be close to the heat pipe to compress tightly the piece like this, and user's one hand just can operate convenient to use like this. Meanwhile, the pressing component and the heating component are arranged adjacently and are arranged on the same axis, so that the structure is simple and compact, and the space is not occupied; the lithium battery assembly that supplies power for heating element simultaneously is rectangular form, and is close to the setting of pressing the subassembly, and the structure is small and exquisite, convenient to carry.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is a perspective view of the pressing assembly;

FIG. 4 is an exploded view of the pressing assembly;

FIG. 5 is a perspective view of the heating assembly;

fig. 6 is an internal structure view of the housing.

The labels in the figure are: 1. a housing; 2. a glue outlet; 3. a heating assembly; 31. a heat conducting pipe; 32. a heat insulating sleeve; 33. a seal ring; 4. a lithium battery assembly; 5. a switch button; 6. a holding part; 7. a pressing assembly; 71. a support; 72. a compression member; 73. a pusher member; 74. positioning pins; 75. a sharp tooth portion; 76. mounting through holes; 77. a positioning column; 78. a guide through hole; 79. a limiting post; 710. a strip-shaped bulge; 711. an inward concave notch; 712. an outer convex portion; 8. a return spring; 9. a limiting bulge; 10. a guide groove; 11. a rubber ring is arranged; 12. and a limiting plate.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

as shown in fig. 1 to 6, the present embodiment discloses a handheld glue pen, which includes a casing 1, where the casing 1 is in a long strip shape, a glue outlet 2 is disposed at a head of the casing 1, a heating assembly 3 is disposed in the casing 1 at a position adjacent to the glue outlet 2, and the heating assembly 3 includes a heat conducting pipe 31; a lithium battery assembly 4 for supplying power to the heating assembly 3 is arranged at the tail of the shell 1, and a switch button 5 for controlling the heating assembly 3 to be turned on or turned off is arranged above the lithium battery assembly 4; a holding part 6 is arranged in the middle of the shell 1, a pressing assembly 7 for pushing the glue stick to be close to the heat conducting pipe 31 is arranged above the holding part 6, and the pressing assembly 7 comprises a bracket 71, a pressing piece 72 and a pushing piece 73; the bracket 71 is movably connected with the shell 1, the pressing piece 72 is hinged with the bracket 71, and the pushing piece 73 is detachably connected with the pressing piece 72; a return spring 8 is provided between the holder 71 and the heat transfer pipe 31.

The pressing assembly 7 further comprises a positioning pin 74, and the pressing piece 72 is hinged with the bracket 71 through the positioning pin 74; the side surfaces of the brackets 71 are provided with limiting bulges 9 which are arranged in pairs, and a guide groove 10 for installing the limiting bulges 9 is arranged in the shell 1; a position of the shell 1 adjacent to the heat pipe 31 is provided with a limit plate 12, one end of the return spring 8 abuts against the limit plate 12, and the other end abuts against the bracket 71; the pressing piece 72 is provided with a sharp tooth part 75 facing the glue stick, and the sharp tooth part 75 is attached to the outer wall of the glue stick when the bracket 71 is pushed to be close to the heat conduction pipe 31; the pushing piece 73 is provided with an installation through hole 76, the pressing piece 72 is provided with a positioning column 77, and the positioning column 77 is arranged in the installation through hole 76. The pressing pieces 72 are arranged on two sides of the bracket 71 in pairs, and each pressing piece 72 is hinged with the bracket 71 through a positioning pin 74; each pressing piece 72 is provided with a pushing piece 73 detachably connected with the pressing piece, and the pushing pieces 73 and the pressing pieces 72 rotate synchronously. The upper end face and the lower end face of the support 71 are both provided with guide through holes 78 for mounting the positioning pins 74, and the guide through holes 78 are perpendicular to the upper end face and the lower end face of the support 71. The end face of the support 71 facing the heat pipe 31 is provided with a limiting post 79, one end of the reset spring 8 is sleeved on the limiting post 79, and the other end of the reset spring abuts against the limiting plate 12. The pressing piece 72 is provided with a strip-shaped protrusion 710 extending along the direction of the positioning pin 74, and the bracket 71 is provided with an inner concave notch 711 for placing the strip-shaped protrusion 710. Each pressing piece 72 is provided with positioning columns 77 arranged in pairs, and each positioning column 77 is arranged in a mounting through hole 76; the end of the positioning post 77 is provided with an external convex part 712, and the external convex part 712 is attached to the outer wall of the opening of the mounting through hole 76.

The heating component 3 further comprises a heat insulation sleeve 32, the glue outlet 2 is arranged adjacent to the heat conduction pipe 31, and the heat insulation sleeve 32 is arranged on the heat conduction pipe 31 and the outer layer of the glue outlet 2; a sealing ring 33 is further arranged between the heat insulation sleeve 32 and the shell 1, and the sealing ring 33 is arranged close to the outlet of the glue outlet 2. Casing 1 is close to the entrance of placing gluey stick and is equipped with into gluey ring 11, it sets up with the axle center with the passageway of placing gluey stick with support 71 to advance gluey ring 11.

The specific operation of this embodiment is as follows, the button switch 5 is turned on, so that the heating assembly 3 is in the energized state, and the heat conduction pipe 31 can melt the glue stick. The glue stick is placed into the holder 71 of the pressing assembly 7 along the glue feeding ring 11, and then the pushing member 73 is pressed, so that the glue stick is close to the heat conducting pipe 31. The working principle of the pressing assembly 7 is as follows, when the pushing piece 73 is pressed by a finger, the pushing piece 73 drives the pressing piece 72 to rotate relative to the bracket 71, so that the sharp tooth part 75 on the pressing piece 72 clamps the glue stick; since the direction of pressing the pushing member 73 by the finger is toward the heat conducting pipe 31, the pressing member 72 will clamp the glue stick and simultaneously drive the bracket 71 to approach the heat conducting pipe 31 along the guiding groove 10, so that the glue stick will be pushed into the heat conducting pipe 31; when the bracket 71 approaches the heat conductive pipe 31, the return spring 8 is in a compressed state. When the finger pressing the pushing member 73 is released, the pressing member 72 can rotate relative to the bracket 71, so that the glue stick loses the limit, the bracket 71 returns to the initial position under the action of the elastic force of the return spring 8, and the glue stick is maintained. If the glue stick needs to be pushed into the heat conduction pipe 31 again, the glue stick can continuously enter the heat conduction pipe 31 only by repeatedly pressing the pushing member 73.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A hand-held type glue pen comprises a shell (1), wherein the shell (1) is long, and is characterized in that a glue outlet nozzle (2) is arranged at the head part of the shell (1), a heating assembly (3) is arranged in the shell (1) at a position adjacent to the glue outlet nozzle (2), and the heating assembly (3) comprises a heat conduction pipe (31); a lithium battery assembly (4) for supplying power to the heating assembly (3) is arranged at the tail of the shell (1), and a switch button (5) for controlling the heating assembly (3) to be turned on or turned off is arranged above the lithium battery assembly (4); a holding part (6) is arranged in the middle of the shell (1), a pressing component (7) for pushing the glue stick to be close to the heat conduction pipe (31) is arranged above the holding part (6), and the pressing component (7) comprises a bracket (71), a pressing piece (72) and a pushing piece (73); the bracket (71) is movably connected with the shell (1), the pressing piece (72) is hinged with the bracket (71), and the pushing piece (73) is detachably connected with the pressing piece (72); and a return spring (8) is arranged between the bracket (71) and the heat conduction pipe (31).

2. The hand-held glue pen according to claim 1, characterized in that the pressing assembly (7) further comprises a positioning pin (74), the pressing piece (72) being hinged to the bracket (71) by means of the positioning pin (74); limiting bulges (9) arranged in pairs are arranged on the side surfaces of the brackets (71), and guide grooves (10) for mounting the limiting bulges (9) are arranged in the shell (1); a position of the shell (1) adjacent to the heat conducting pipe (31) is provided with a limiting plate (12), one end of the return spring (8) abuts against the limiting plate (12), and the other end of the return spring abuts against the bracket (71); the pressing piece (72) is provided with a sharp tooth part (75) facing the glue stick, and the sharp tooth part (75) is attached to the outer wall of the glue stick when the support (71) is pushed to be close to the heat conduction pipe (31); the pushing piece (73) is provided with an installation through hole (76), the pressing piece (72) is provided with a positioning column (77), and the positioning column (77) is arranged in the installation through hole (76).

3. The hand-held glue pen according to claim 2, characterized in that the pressing pieces (72) are arranged in pairs on both sides of the holder (71), each pressing piece (72) being hinged to the holder (71) by means of a positioning pin (74); each pressing piece (72) is provided with a pushing piece (73) detachably connected with the pressing piece, and the pushing pieces (73) and the pressing pieces (72) synchronously rotate.

4. The hand-held glue pen according to claim 2, characterized in that the upper and lower end surfaces of the bracket (71) are provided with guide through holes (78) for mounting the positioning pins (74), and the guide through holes (78) are perpendicular to the upper and lower end surfaces of the bracket (71).

5. The hand-held glue pen as claimed in claim 2, wherein the end face of the bracket (71) facing the heat pipe (31) is provided with a limiting post (79), one end of the return spring (8) is sleeved on the limiting post (79), and the other end abuts against the limiting plate (12).

6. The hand-held glue pen according to claim 2, characterized in that the pressing piece (72) is provided with a strip-shaped protrusion (710) extending in the direction of the positioning pin (74), and the bracket (71) is provided with an inner concave notch (711) for placing the strip-shaped protrusion (710).

7. The hand-held glue pen according to claim 2, wherein each pressing piece (72) is provided with positioning columns (77) arranged in pairs, and each positioning column (77) is arranged in a mounting through hole (76); the tail end of the positioning column (77) is provided with an outer convex part (712), and the outer convex part (712) is attached to the outer wall of the opening of the mounting through hole (76).

8. The hand-held glue pen according to claim 1, characterized in that the heating assembly (3) further comprises a heat insulating sleeve (32), the glue nozzle (2) is arranged adjacent to the heat conducting pipe (31), the heat insulating sleeve (32) is arranged at the outer layer of the heat conducting pipe (31) and the glue nozzle (2); still be equipped with sealing washer (33) between insulation cover (32) and casing (1), sealing washer (33) are close to the export setting of glue outlet nozzle (2).

9. The hand-held glue pen according to claim 1, characterized in that the housing (1) is provided with a glue inlet ring (11) near the inlet for placing the glue stick, and the glue inlet ring (11) is arranged coaxially with the channel for placing the glue stick in the holder (71).