CN216396942U - Glue gun handle and glue gun - Google Patents

Abstract

The utility model provides a glue gun handle and a glue gun, and relates to a glue beating tool.A movable handle of the glue gun is provided with a glue outlet amount adjusting assembly; the glue outlet amount adjusting assembly comprises a driving shaft and a driving shaft positioning piece; handle mounting parts are formed at two sides of the mounting groove at the upper end of the movable handle; the driving shaft can slide left and right relative to the two handle installation parts, so that the end part of the driving shaft positioning piece positioned in the driving shaft installation hole is clamped in the first positioning groove at a first station, and the end part of the driving shaft positioning piece positioned in the driving shaft installation hole is clamped in the second positioning groove at a second station; the driving shaft is positioned at the first station, and one end of the driving lug boss, which is far away from the driving shaft, can forwardly press the driving block while the driving shaft rotates forwardly; the driving shaft is positioned under the second station, and the driving lug boss avoids the driving block. The utility model solves the technical problem that the glue output quantity cannot be controlled when the existing glue gun is used for gluing.

Description

Glue Gun Handle and Glue Gun

technical field

The utility model relates to the technical field of glue tools, in particular to a glue gun handle and a glue gun.

Background technique

In the prior art, when the glue gun is used to glue, the amount of glue produced in the glue barrel cannot be controlled, resulting in excessive glue output in some work scenarios, which on the one hand will cause great interference to the process, and requires the glue surface. On the other hand, it also causes serious waste of glue. In some work scenarios, the amount of glue produced at a time is too small, and it needs to be filled with glue multiple times. The problem of low gluing efficiency and thus affecting construction efficiency.

Utility model content

The purpose of the present utility model includes providing a glue gun handle and a glue gun, so as to alleviate the technical problem in the prior art that when the glue gun is used to apply glue, the amount of glue produced in the glue cylinder cannot be controlled.

The embodiment of the present utility model adopts the following technical solutions:

In the first aspect, the embodiment of the present invention provides a glue gun handle, which includes a top connector, a locking piece, a glue gun ejector rod, a driving block, a driving spring, a fixed handle and a movable handle; At the rear end of the top connector, the glue gun ejector rod passes through the locking plate and the top connector; the drive block is slidably connected to the glue gun ejector bar; the drive spring is sleeved on the The ejector rod of the glue gun, and one end of the driving spring is in contact with the front end surface of the driving block, and the other end of the driving spring is used for abutting with the gun body of the glue gun; the upper end of the fixed handle is fixedly connected to the the lower end of the top connector; the upper end of the movable handle is pivotally connected to the inside of the top connector, and the movable handle is located on the front side of the fixed handle; the upper end of the driving block and the movable handle hinged or the lower end of the driving block abuts on the front side of the upper end of the movable handle;

Wherein: a glue output adjustment component is installed on the movable handle;

The glue output adjustment assembly includes a drive shaft and a drive shaft positioning member;

The upper end of the movable handle is provided with an installation groove, the parts on both sides of the installation groove form a handle installation part, and the two handle installation parts are arranged on the left and right sides of the top connecting piece; There is a movable handle mounting hole penetrating the top connecting piece in the left-right direction, the two handle mounting parts are respectively provided with a drive shaft mounting hole passing through the handle mounting part in the left-right direction, and the drive shaft passes through one of the handle mounting parts in turn. The drive shaft mounting hole on the handle mounting portion, the movable handle mounting hole, and another drive shaft mounting hole on the handle mounting portion, and both ends of the drive shaft are provided with an anti-detachment structure. the drive shaft rotates synchronously with the two handle mounting parts;

A drive protrusion, a first positioning groove and a second positioning groove are provided on the outer peripheral surface of the drive shaft at the position between the two handle mounting portions; at least one of the handle mounting portions is provided with There is a positioning member mounting hole, the positioning member mounting hole is communicated with the drive shaft mounting hole, the drive shaft positioning member is installed in the positioning member mounting hole, and one end of the drive shaft positioning member extends into the inside the drive shaft mounting hole;

The drive shaft can slide left and right relative to the two handle mounting parts, so that in the first working position, the end of the drive shaft positioning member located in the drive shaft mounting hole is clamped in the first positioning groove inside, and at the second station, the end of the drive shaft positioning member located in the drive shaft mounting hole is clamped inside the second positioning groove; when the drive shaft is at the first station The end of the driving protrusion facing away from the driving shaft can push the driving block forward while the driving shaft rotates forward; when the driving shaft is in the second working position, The driving protrusion avoids the driving block.

The structure of the glue gun handle provided in this embodiment has two operating conditions:

The first working condition is suitable for the situation where a large amount of glue is required. The operator pushes the drive shaft so that the drive shaft is at the above-mentioned first station, that is, the end of the drive shaft positioning member located in the drive shaft mounting hole At this time, the end of the driving protrusion facing away from the driving shaft can push the driving block forward while the driving shaft rotates forward. When the driving shaft is in contact with the driving block, a greater push ratio, the glue output is larger, suitable for making glue with lower viscosity;

The second operating condition is suitable for the case where a small amount of glue is required. The operator pushes the drive shaft in the opposite direction, so that the drive shaft is at the above-mentioned second station, that is, the drive shaft positioning member is located in the drive shaft mounting hole. At this time, the driving protrusion avoids the driving block, the drive shaft and the driving block are in contact with a small propulsion ratio, and the amount of glue is small, which is suitable for high viscosity. glue.

In this embodiment, the glue output adjustment component is installed on the movable handle of the glue gun to realize the function of switching the advance ratio gear and change the glue feeding amount of the glue gun. Therefore, the actual glue output of the glue gun can be adjusted according to the actual needs to ensure the construction At the same time, it avoids redundant cleaning work, and has the effect of saving glue, which is more conducive to rapid construction.

In an optional implementation of this embodiment, the drive shaft positioning member adopts a glass bead screw, the bead end of the glass bead screw extends into the drive shaft installation hole, and the positioning member installation hole is a threaded hole.

In an optional implementation of this embodiment, the drive shaft includes a main shaft and a shaft sleeve, the main shaft includes a first shaft segment and a second shaft segment that are integrally connected, and a radial cross section of the first shaft segment The diameter of the outer circle is greater than the diameter of the outer circle of the radial section of the second shaft segment;

The first positioning groove and the second positioning groove are arranged on the outer peripheral surface of the first shaft segment; the driving protrusion is in the shape of a cam, and the driving protrusion and the shaft sleeve are both sleeved on the outside of the second shaft segment, one side surface of the driving protrusion abuts on the end surface of the first shaft segment facing one end of the second shaft segment, and the other side of the driving protrusion The side surface abuts on the end surface of the shaft sleeve facing one end of the first shaft segment;

The end of the first shaft segment facing away from the second shaft segment is inserted into a drive shaft mounting hole of the handle mounting part, and the end of the second shaft segment facing away from the first shaft segment and the shaft sleeve One end away from the first shaft segment is inserted into the drive shaft mounting hole of the other handle mounting portion, and the anti-detachment structure can prevent the drive shaft and the shaft sleeve from being detached from the corresponding drive shaft installation hole.

Further optionally, a plane is provided on the outer peripheral surface of the drive shaft, and the first positioning groove, the second positioning groove and the driving protrusion are all set on the plane; the drive shaft The hole wall of the mounting hole is fitted and matched with the outer peripheral surface of the drive shaft.

In an optional implementation of this embodiment, the driving protrusion is fixedly connected or integrally connected to the outer peripheral surface of one end of the driving shaft, and the first positioning groove and the second positioning groove are both is arranged on the driving protrusion;

The drive protrusion is inserted into the drive shaft mounting hole of one handle mounting portion, and the end of the drive shaft away from the drive protrusion is inserted into the drive shaft mounting hole of the other handle mounting portion ; The anti-detachment structure can prevent the drive shaft and the drive protrusion from detaching from the corresponding drive shaft mounting hole.

In an optional implementation manner of this embodiment, the end face of one end of the driving protrusion facing away from the driving shaft is a circular arc surface; and/or, one handle mounting portion faces the other handle mounting portion One side of the motor shaft is provided with an escape groove for avoiding the drive shaft positioning member, wherein "and/or" means that in this optional embodiment, the structure before "and/or" and the structure after "and/or" are at the same time or Choose a setting.

In an optional implementation of this embodiment, the anti-falling structure includes a screw and a blocking piece; the blocking piece is sleeved on the screw, and one end of the screw is inserted into and threadedly connected to a screw provided on the drive shaft. in the threaded hole on the end face.

In an optional implementation of this embodiment, a pivoting shaft is further connected between the two handle mounting parts, and the pivoting shaft passes through the first pivoting shaft mounting hole provided on the top connecting member , and one end of the pivoting shaft is rotatably connected to one of the handle mounting parts, and the other end of the pivoting shaft is rotatably connected to the other handle mounting part.

Further optionally, both of the handle mounting parts are provided with a second pivot shaft mounting hole;

The pivoting shaft includes a head portion and a rod portion, and the rod portion of the pivoting shaft sequentially passes through a second pivoting shaft mounting hole of the handle mounting portion and the first pivoting shaft on the top connecting piece. The mounting hole and the second pivoting shaft mounting hole of the other handle mounting portion are blocked and locked by the end stopper; alternatively, the pivoting shaft is installed through the second pivoting shaft of one of the handle mounting portions in sequence. After the hole, the first pivoting shaft mounting hole on the top connecting piece, and the second pivoting shaft mounting hole of the other handle mounting portion, both ends are blocked and locked by the end stopper respectively.

In a second aspect, an embodiment of the present invention provides a glue gun, comprising a gun body and the glue gun handle according to any one of the foregoing embodiments.

Since the glue gun provided in the second aspect of the embodiment of the present invention includes the handle of the glue gun provided in the first aspect, the glue gun provided in the second aspect of the embodiment of the present invention can achieve the glue gun handle provided in the first aspect. All beneficial effects.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the overall structure schematic diagram of glue gun in the prior art;

2 is a sectional view of the overall structure of the glue gun in the prior art;

3 is a side view of the overall structure of a glue gun equipped with a glue gun handle provided by an embodiment of the present invention;

FIG. 4 is an axonometric view of the overall structure of the glue gun shown in FIG. 3;

Figure 5 is a rear view of the glue gun shown in Figure 3;

6 is a cross-sectional view of the structure of the drive shaft at the first station in FIG. 5;

Fig. 7 is the structural cross-sectional view of the drive shaft in the second station in Fig. 5;

FIG. 8 is an axonometric view of the assembly structure between the movable handle and the glue output adjustment component in the handle of the glue gun in FIG. 3;

9 is an exploded view of the assembly structure of the movable handle and the glue output adjustment assembly in FIG. 8;

Fig. 10 is the exploded structure diagram of the drive shaft in Fig. 8;

Figure 11 is an exploded view of the assembly structure of the movable handle and the pivoting shaft in Figure 8;

12 is a schematic diagram of the overall structure of the end stopper provided at the end of the pivoting shaft in the handle of the glue gun provided by the embodiment of the present invention;

13 is an axonometric view of the assembly structure between the movable handle and the glue output adjustment component in another glue gun handle provided by an embodiment of the present invention;

FIG. 14 is an exploded view of the assembly structure of the movable handle and the glue output adjusting assembly in FIG. 13 .

Icon: 1- glue gun ejector rod; 2- glue gun handle; 21- fixed handle; 22- movable handle; 221- drive shaft installation hole; 222- positioning piece installation hole; 223- avoidance groove; 224- second pivot connection Rotary shaft mounting hole; 23- Top connecting piece; 231- Mounting hole; 24- Lock plate; 3- Gun body; 4- Drive block; 5- Drive spring; 100- Glue output adjustment assembly; 110- Drive shaft; 111 -main shaft; 1111-first shaft segment; 1112-second shaft segment; 112-sleeve; 1101-drive boss; 1102-first positioning groove; 1103-second positioning groove; 120-drive shaft Positioning piece; 300-anti-falling structure; 310-screw; 320-blocking piece; 400-pivoting shaft; 410-end stopper.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided 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 those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "front", "rear", "left", "right", "inner", "outer", etc. The orientation or positional relationship, or the orientation or positional relationship that the utility model product is usually placed in use, is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific Orientation, construction and operation in a particular orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first", "second", etc. are only used to differentiate the description and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation" and "connection" should be understood in a broad sense, for example, it may be a fixed connection or a Removable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Some embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. The embodiments described below and features in the embodiments may be combined with each other without conflict.

Example 1

A glue gun is a glue tool. As shown in Figures 1 and 2, the glue gun currently used includes a glue gun ejector rod 1, a glue gun handle 2 and a gun body 3 connected to the front end of the glue gun handle 2. The glue gun handle 2 includes a fixed handle 21, a movable handle 22 and a top connecting piece 23 having a hole 231 for inserting the glue gun ejector rod 1; the upper end of the fixed handle 21 is fixedly connected to the lower end of the top connecting piece 23, wherein , the fixed handle 21 can be fixedly connected to the lower end of the top connecting piece 23 through screws, rivets or other fixing pieces, or it can be an integrally formed structure with the top connecting piece 23; the upper end of the movable handle 22 is pivotally connected to the top connecting piece 23, and the movable handle 22 is located on the front side of the fixed handle 21; wherein, the glue gun handle 2 also includes a locking piece 24 hinged on the rear end of the top connector 23 through a spring inclination, and a perforation is provided on the locking piece 24, and the glue The gun ejector rod 1 passes through the piercing hole 231 on the top connector 23 and the perforation on the locking piece 24, and the rear end of the glue gun ejector bar 1 is located outside the top connector 23, and the front end extends to the inside of the gun body 3; A driving block 4 is slidably arranged on the ejector rod 1 of the glue gun; the upper end of the driving block 4 is hinged with the upper end of the movable handle 22 or the lower end of the driving block 4 is in contact with the front side of the upper end of the movable handle 22 . A driving spring 5 is sleeved, and one end of the driving spring 5 is in contact with the driving block 4, and the other end is in contact with the gun body 3, wherein the manner in which the end of the driving spring 5 close to the gun body 3 is in contact with the gun body 3 includes but Not limited to, the rear end of the gun body 3 is provided with a sleeve-shaped connection portion, the outer peripheral surface of the connection portion is provided with threads, the front end of the top connector 23 is sleeved and threaded on the outside of the connection portion, and the glue gun ejector rod 1 passes through the connection portion. In the connecting part, one end of the driving spring 5 close to the gun body 3 extends into the interior of the connecting part and abuts the rear end surface of the gun body 3; under the action of the spring between the locking piece 24 and the top connecting piece 23, the ejector rod 1 is locked in the hole of the locking piece 24.

In specific use, press the locking piece 24 to make the locking piece 24 extend in the vertical direction to release the glue gun ejector rod 1, pull the glue gun ejector rod 1 to move the front end of the glue gun ejector rod 1 backward, and then release the locking piece 24, Place the glue cartridge inside the gun body 3 with the glue outlet facing forward, and pull the movable handle 22 backward. At this time, the upper end of the movable handle 22 can tilt the drive block 4 so that the drive block 4 locks the top of the glue gun At the same time, the upper end of the movable handle 22 pushes the driving block 4 forward to drive the glue gun ejector bar 1 to overcome the frictional force between the perforation of the locking piece 24 and the glue gun ejector bar 1 and move forward, so that the glue gun ejector bar 1 moves forward. The front end squeezes the rear end of the glue cartridge placed inside the gun body 3, so that the glue cartridge is discharged; the drive block 4 will compress the drive spring 5 in the process of moving forward, and the drive spring 5 makes the drive block 4 and the movable handle 22 always have The movement trend of returning is to make the driving block 4 return and return to the positive position when the movable handle 22 is released, so as to repeat the operation for gluing.

In the prior art, when the glue gun is used to glue, the amount of glue produced in the glue barrel cannot be controlled, resulting in excessive glue output in some work scenarios, which on the one hand will cause great interference to the process, and requires the glue surface. On the other hand, it also causes serious waste of glue. In some work scenarios, the amount of glue produced at a time is too small, and it needs to be filled with glue multiple times. The problem of low gluing efficiency and thus affecting construction efficiency.

On the other hand, the present embodiment provides a glue gun handle. Referring to FIGS. 2 to 12 , in the structure of the glue gun handle, the movable handle 22 is provided with a glue output adjustment component 100 , and the glue output adjustment component 100 is used to adjust the glue output. The glue output of the glue gun can be adjusted.

6 to 9, specifically, the glue output adjustment assembly 100 includes a drive shaft 110 and a drive shaft positioning member 120; the upper end of the movable handle 22 is provided with a mounting groove, and the positions on both sides of the mounting groove form a handle mounting portion, Two handle mounting parts are arranged on the left and right sides of the top connecting piece 23; the top connecting piece 23 is provided with a movable handle mounting hole which penetrates through the top connecting piece 23 in the left and right direction, and the two handle mounting parts are respectively provided with a hole passing through the top connecting piece 23 in the left and right direction. The drive shaft mounting hole 221 of the handle mounting portion, the drive shaft 110 passes through the drive shaft mounting hole 221 on one handle mounting portion, the movable handle mounting hole and the drive shaft mounting hole 221 on the other handle mounting portion in sequence, and the drive shaft 110 Both ends of the handle are provided with an anti-detachment structure 300, and the drive shaft 110 rotates synchronously with the two handle mounting parts. A driving protrusion 1101, a first positioning groove 1102 and a second positioning groove 1103 are provided on the outer peripheral surface of the drive shaft 110 between the two handle mounting portions; at least one handle mounting portion is provided with positioning The positioning member mounting hole 222 communicates with the drive shaft mounting hole 221 , the drive shaft positioning member 120 is installed in the positioning member mounting hole 222 , and one end of the drive shaft positioning member 120 extends into the drive shaft mounting hole 221 . The drive shaft 110 can slide left and right relative to the two handle mounting portions, so that in the first station, the end of the drive shaft positioning member 120 located in the drive shaft mounting hole 221 is locked in the first positioning groove 1102, and is locked in the second position. Under the working position, the end of the drive shaft positioning member 120 located in the drive shaft mounting hole 221 is clamped inside the second positioning groove 1103; when the drive shaft 110 is at the first working position, the driving protrusion 1101 is away from the driving shaft 110. One end can push the driving block 4 forward while the driving shaft 110 rotates forward; when the driving shaft 110 is in the second working position, the driving protrusion 1101 avoids the driving block 4 .

The structure of the glue gun handle provided in this embodiment has two operating conditions:

The first operating condition is suitable for the situation where a large amount of glue is required. As shown in FIG. 6 , the operator pushes the drive shaft 110 so that the drive shaft 110 is at the above-mentioned first station, that is, the drive shaft positioning member The end of the drive shaft 120 located in the drive shaft mounting hole 221 is clamped inside the first positioning groove 1102. At this time, the end of the drive boss 1101 away from the drive shaft 110 can be pushed forward while the drive shaft 110 rotates forward. Block 4, when the drive shaft 110 is in contact with the drive block 4, it has a larger propulsion ratio and a larger amount of glue, which is suitable for making glue with a lower viscosity;

The second operating condition is suitable for the case where a small amount of glue is required. As shown in FIG. 7 , the operator pushes the drive shaft 110 in the opposite direction, so that the drive shaft 110 is at the above-mentioned second station, that is, the drive shaft The end of the positioning member 120 located in the drive shaft mounting hole 221 is clamped in the second positioning groove 1103 . At this time, the drive protrusion 1101 avoids the drive block 4 , and the drive shaft 110 is smaller when the drive shaft 110 contacts the drive block 4 . Propulsion ratio, the amount of glue is small, suitable for glue with high viscosity.

In this embodiment, by installing the glue quantity adjusting assembly 100 on the movable handle 22 of the glue gun, the function of switching the advance ratio gear is realized, and the glue feeding quantity of the glue gun is changed, so that the actual glue output quantity of the glue gun can be adjusted according to actual needs. While ensuring the construction process, it avoids redundant cleaning work, and has the effect of saving glue, which is more conducive to rapid construction.

In some optional implementations of this embodiment, the drive shaft positioning member 120 adopts a glass bead screw, the bead end of the glass bead screw extends into the drive shaft installation hole 221, the positioning member installation hole 222 is a threaded hole, the The bead screw is screwed into the positioning member mounting hole 222 , and when the drive shaft 110 is pushed left and right, the end of the bead can be quickly embedded in or leave the first positioning groove 1102 or the second positioning groove 1103 under the action of thrust.

In some optional implementations of this embodiment, as a glue gun handle, as shown in FIG. 10 , in conjunction with FIG. 9 , the drive shaft 110 includes a main body shaft 111 and a shaft sleeve 112 , and the main body shaft 111 includes a first integrally connected For the shaft segment 1111 and the second shaft segment 1112 , the outer diameter of the radial section of the first shaft section 1111 is larger than the outer diameter of the radial section of the second shaft section 1112 . Wherein: the first positioning groove 1102 and the second positioning groove 1103 are arranged on the outer peripheral surface of the first shaft segment 1111; the driving protrusion 1101 is in the shape of a cam, and the driving protrusion 1101 and the shaft sleeve 112 are both sleeved on the second Outside the shaft segment 1112, one side surface of the driving protrusion 1101 abuts on the end surface of the first shaft segment 1111 facing the end of the second shaft segment 1112, and the other side surface of the driving protrusion 1101 abuts against the shaft sleeve 112 facing the The end face of one end of the first shaft segment 1111 . The end of the first shaft segment 1111 facing away from the second shaft segment 1112 is inserted into the drive shaft mounting hole 221 of a handle mounting part, the end of the second shaft segment 1112 facing away from the first shaft segment 1111 and the sleeve 112 facing away from the first shaft segment 1111 Both ends are inserted into the drive shaft mounting hole 221 of the other handle mounting portion, and the anti-detachment structure 300 can prevent the drive shaft 110 and the shaft sleeve 112 from detaching from the corresponding drive shaft mounting hole 221 .

9 and 10, in these optional embodiments, preferably but not limited to, the outer peripheral surface of the drive shaft 110 is provided with a flat surface, the first positioning groove 1102, the second positioning groove 1103 and the driving protrusion The starting parts 1101 are all set on the aforementioned plane; the hole wall of the drive shaft mounting hole 221 is matched and matched with the outer peripheral surface of the drive shaft 110 , so that the drive shaft 110 and the two handle mounting parts of the movable handle 22 can rotate synchronously.

In other optional implementations of this embodiment, as another glue gun handle, referring to FIGS. 13 and 14 , the driving protrusion 1101 is fixedly connected or integrally connected to the outer peripheral surface of one end of the driving shaft 110, and the first A positioning groove 1102 and a second positioning groove 1103 are both provided on the driving protrusion 1101 ; the driving protrusion 1101 is inserted into the driving shaft mounting hole 221 of a handle mounting portion, and the driving shaft 110 is away from the driving protrusion 1101 One end of the handle is inserted into the drive shaft mounting hole 221 of the other handle mounting part;

Referring to FIG. 9 , in conjunction with FIGS. 6 to 8 , in the above two glue gun handles provided in this embodiment, preferably, but not limited to, as shown in FIGS. 9 and 10 , the driving protrusion 1101 is away from the driving shaft 110 The end face of one end of the glue gun is arc-shaped, so as to avoid scratching the driving block 4 during the contact between the driving protrusion 1101 and the driving block 4, thereby improving the service life of the handle of the glue gun. And/or, preferably, but not limited to, a side of one handle mounting portion facing the other handle mounting portion is provided with an avoidance groove 223 for avoiding the drive shaft positioning member 120, so that under the aforementioned second working condition, the The drive shaft positioning member 120 is located in the avoidance groove 223 , thereby reducing the distance between the two handle mounting portions of the movable handle 22 and improving the structural compactness of the glue gun handle. Among them, "and/or" means the above-mentioned "the end face of the end of the driving protrusion 1101 facing away from the driving shaft 110 is a circular arc surface" and "the side of one handle mounting part facing the other handle mounting part is provided with a side for avoiding driving The two structures of the avoidance groove 223" of the shaft positioning member 120 are provided at the same time or alternatively.

Referring to FIGS. 6 to 9 , in some optional implementations of this embodiment, the above-mentioned anti-detachment structures 300 provided at both ends of the drive shaft 110 include screws 310 and blocking pieces 320 ; the blocking pieces 320 are sleeved on the screws 310 , and the screws 310 One end of the drive shaft 110 is inserted and screwed into the threaded hole provided on the end face of the drive shaft 110 .

8 , 9 , 11 and 12 , in some optional implementations of this embodiment, a pivoting shaft 400 is further connected between the two handle mounting parts of the movable handle 22 , and the pivoting shaft 400 passes through the One end of the pivot shaft 400 is rotatably connected to one handle mounting portion, and the other end of the pivot shaft 400 is rotatably connected to the other handle mounting portion.

In more detail, as shown in FIG. 11 , the two handle mounting parts are provided with the second pivot shaft mounting holes 224 ; wherein: the pivot shaft 400 includes a head and a rod part, and the rod parts of the pivot shaft 400 pass through in sequence The second pivoting shaft mounting hole 224 of one handle mounting part, the first pivoting rotating shaft mounting hole on the top connector 23 and the second pivoting rotating shaft mounting hole 224 of the other handle mounting part are blocked by the end stopper 410 Alternatively, the pivot shaft 400 passes through the second pivot shaft mounting hole 224 of one handle mounting portion, the first pivot shaft mounting hole on the top connecting member 23 and the second pivot shaft of the other handle mounting portion in sequence After the hole 224 is installed, the two ends are blocked and locked by the end stopper 410 respectively. In this embodiment, the structure of the end stopper 410 can be, but is not limited to, as shown in FIG. 12 , an elastic retaining ring is used, and the elastic retaining ring is provided with a slotted structure that communicates with the opening in the middle, and is connected to the pivot shaft when the The outer peripheral surface of the end of the 400 is provided with an end slot. When in use, the elastic retaining ring is opened by using the slit, and the elastic retaining ring is sleeved in the end slot of the pivoting shaft 400, so as to realize the locking of the pivoting shaft 400. The function of locking the end. Of course, in other optional implementations of this embodiment, the end stopper 410 may also adopt other structural forms, including but not limited to setting with reference to the aforementioned anti-falling structure 300 .

Embodiment 2

This embodiment provides a glue gun. Referring to FIG. 3 to FIG. 7 , the glue gun includes a gun body 3 and the glue gun handle provided in any of the optional implementations of the first embodiment.

Since the glue gun provided in this embodiment includes the glue gun handle described in the first embodiment, the glue gun provided in this embodiment can achieve all the beneficial effects that the glue gun handle in the first embodiment can achieve. The effect can be obtained by referring to each optional implementation in Example 1.

Finally, it should be noted that: the various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments refer to each other. The above embodiments in this specification are only used to illustrate the technical solutions of the present invention, not to limit it; although the present invention has been described in detail with reference to the aforementioned embodiments, those of ordinary skill in the art It is understood that: it is still possible to modify the technical solutions recorded in the foregoing embodiments, or to perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the implementation of the present utility model. scope of technical solutions.

Claims (10)

1. A glue gun handle, comprising a top connector (23), a locking piece (24), a glue gun ejector rod (1), a drive block (4), a drive spring (5), a fixed handle (21) and a movable handle (22); the locking piece (24) is hinged to the rear end of the top connecting piece (23) through a spring, and the glue gun ejector rod (1) passes through the locking piece (24) and the top a connecting piece (23); the driving block (4) is slidably connected to the glue gun ejector rod (1); the driving spring (5) is sleeved on the glue gun ejector rod (1), and the driving spring One end of (5) is in contact with the front end surface of the driving block (4), and the other end of the driving spring (5) is used for abutting with the gun body (3) of the glue gun; the fixed handle (21) The upper end of the handle (22) is fixedly connected to the lower end of the top connector (23); the upper end of the movable handle (22) is pivotally connected to the inside of the top connector (23), and the movable handle (22) is located in the The front side of the fixed handle (21); the drive block (4) is hinged with the upper end of the movable handle (22) or the lower end of the drive block (4) is in contact with the upper end of the movable handle (22) front side; It is characterized by: A glue output adjustment assembly (100) is installed on the movable handle (22); The glue output adjustment assembly (100) includes a drive shaft (110) and a drive shaft positioning member (120); The upper end of the movable handle (22) is provided with an installation groove, the parts on both sides of the installation groove form a handle installation part, and the two handle installation parts are arranged on the left and right sides of the top connecting piece (23); The top connector (23) is provided with a movable handle mounting hole that penetrates the top connector (23) in the left-right direction, and the two handle mounting parts are respectively provided with a drive that penetrates the handle mounting part in the left-right direction A shaft mounting hole (221), the drive shaft (110) sequentially passes through the drive shaft mounting hole (221) on one of the handle mounting parts, the movable handle mounting hole and the drive on the other handle mounting part a shaft mounting hole (221), and both ends of the drive shaft (110) are provided with anti-detachment structures (300), and the drive shaft (110) rotates synchronously with the two handle mounting parts; A driving protrusion (1101), a first positioning groove (1102) and a second positioning groove (1103) are provided on the outer peripheral surface of the drive shaft (110) at the position between the two handle mounting parts ); at least one of the handle mounting parts is provided with a positioning member mounting hole (222), the positioning member mounting hole (222) communicates with the drive shaft mounting hole (221), and the drive shaft positioning member (120) ) is installed in the positioning member installation hole (222), and one end of the drive shaft positioning member (120) extends into the drive shaft installation hole (221); The drive shaft (110) can slide left and right relative to the two handle mounting parts, so that in the first working position, the drive shaft positioning member (120) is located at the end of the drive shaft mounting hole (221) The end portion of the drive shaft positioning member (120) located in the drive shaft mounting hole (221) is clamped in the first positioning groove (1102) in the second working position. Inside the two positioning grooves (1103); when the driving shaft (110) is in the first working position, the end of the driving protrusion (1101) facing away from the driving shaft (110) can be positioned in the driving shaft (110). When the shaft (110) rotates forward, the driving block (4) is pressed forward; when the driving shaft (110) is in the second working position, the driving protrusion (1101) avoids the drive block (4). 2. The glue gun handle according to claim 1, wherein the drive shaft positioning member (120) adopts a bead screw, and the bead end of the bead screw extends into the drive shaft mounting hole (120). 221), the positioning member mounting hole (222) is a threaded hole. 3. glue gun handle according to claim 1 is characterized in that: The drive shaft (110) includes a main body shaft (111) and a shaft sleeve (112), the main body shaft (111) includes a first shaft segment (1111) and a second shaft segment (1112) that are integrally connected, and the first shaft segment (1111) and the second shaft segment (1112) are integrally connected. The outer diameter of the radial section of the first shaft segment (1111) is larger than the outer diameter of the radial section of the second shaft segment (1112); The first positioning groove (1102) and the second positioning groove (1103) are provided on the outer peripheral surface of the first shaft segment (1111); the driving protrusion (1101) is cam-shaped, and The driving protrusion (1101) and the shaft sleeve (112) are both sleeved on the outside of the second shaft segment (1112), and one side surface of the driving protrusion (1101) abuts against the The end surface of the first shaft segment (1111) facing one end of the second shaft segment (1112), and the other side surface of the driving protrusion (1101) abutting against the shaft sleeve (112) and facing the first The end face of one end of the shaft segment (1111); One end of the first shaft segment (1111) facing away from the second shaft segment (1112) is inserted into a drive shaft mounting hole (221) of the handle mounting portion, and the second shaft segment (1112) is facing away from all One end of the first shaft segment (1111) and the end of the shaft sleeve (112) facing away from the first shaft segment (1111) are inserted into the drive shaft mounting hole (221) of the other handle mounting portion, The disengagement prevention structure (300) can prevent the drive shaft (110) and the shaft sleeve (112) from disengaging from the corresponding drive shaft mounting hole (221). 4. The glue gun handle according to claim 3, characterized in that: the outer peripheral surface of the drive shaft (110) is provided with a plane, the first positioning groove (1102), the second positioning groove (1103) and the driving protrusion (1101) are both arranged on the plane; the hole wall of the drive shaft mounting hole (221) is fitted and matched with the outer peripheral surface of the drive shaft (110). 5. glue gun handle according to claim 1 is characterized in that: The driving protrusion (1101) is fixedly connected or integrally connected to the outer peripheral surface of one end of the driving shaft (110), the first positioning groove (1102) and the second positioning groove (1103) are all arranged on the driving protrusion (1101); The drive protrusion (1101) is inserted into a drive shaft mounting hole (221) of the handle mounting portion, and the end of the drive shaft (110) away from the drive protrusion (1101) is inserted into another drive shaft (110). inside the drive shaft mounting hole (221) of the handle mounting part; the anti-detachment structure (300) can prevent the drive shaft (110) and the drive protrusion (1101) from detaching from the corresponding drive shaft Mounting holes (221). 6. The glue gun handle according to any one of claims 3-5, wherein: The end surface of one end of the driving protrusion (1101) facing away from the driving shaft (110) is a circular arc surface; And/or, an escape groove (223) for avoiding the drive shaft positioning member (120) is provided on one side of the handle mounting portion facing the other handle mounting portion. 7. The glue gun handle according to claim 1, characterized in that: the anti-detachment structure (300) comprises a screw (310) and a blocking piece (320); the blocking piece (320) is sleeved on the screw (320). 310), and one end of the screw (310) is inserted into and screwed into a threaded hole provided on the end face of the drive shaft (110). 8. The glue gun handle according to claim 1, wherein a pivoting shaft (400) is also connected between the two handle mounting parts, and the pivoting shaft (400) passes through the A first pivoting shaft mounting hole on the top connecting member (23), one end of the pivoting shaft (400) is rotatably connected to one of the handle mounting parts, and the other end of the pivoting shaft (400) is rotatably connected on the other handle mounting part. 9. The glue gun handle of claim 8, wherein: Both of the handle mounting parts are provided with a second pivot shaft mounting hole (224); The pivoting shaft (400) includes a head portion and a rod portion, and the rod portion of the pivoting shaft (400) sequentially passes through a second pivoting shaft mounting hole (224) of the handle mounting portion, the top portion The first pivot shaft mounting hole (224) on the connecting piece (23) and the second pivot shaft mounting hole (224) of the other handle mounting part are blocked and locked by the end stopper (410); The connecting shaft (400) passes through one of the second pivoting shaft mounting holes (224) of the handle mounting portion, the first pivoting rotating shaft mounting hole on the top connecting member (23), and the other handle mounting hole in sequence. After the second pivoting shaft mounting hole (224) of the part is connected, the two ends are blocked and locked by the end stopper (410) respectively. 10. A glue gun, characterized in that it comprises a gun body (3) and the glue gun handle according to any one of claims 1 to 9.

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