Suction type barreled glue gun

Abstract

The utility model relates to a suction type barreled glue gun. The gun body is provided with a containing cavity, the glue pipe installing assembly is connected with the gun body, the push rod is movably arranged on the gun body in a penetrating mode, one end of the push rod is located in the glue pipe installing assembly, the fixed handle is fixedly installed on the gun body, the movable handle is hinged to the fixed handle, and the push plate spring and the push plate are arranged on the push rod in a sleeving mode and located in the containing cavity. And the air seal top block assembly is mounted at the end part of the push rod and is positioned in the rubber pipe mounting assembly. The glue pipe assembly comprises a rear end cover connected with the gun body, a pipe body with one end connected with the rear end cover and a front end cover connected with the other end of the pipe body, a glue nozzle connector is arranged on the front end cover, and the inner wall of the pipe body abuts against the air seal top block assembly. The suction type barreled glue gun can be matched with barreled glue to be repeatedly used, use is convenient and practical, and the use cost is further reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to glue gun technical field, especially a kind of suction type barrel glue glue gun. BACKGROUND

[0002] Glue is used for the bonding between two objects, there are many kinds of glue on the market, when using glue between splicing seam, since the width of seam is generally small, so glue gun will be used. From the packaging of glue, it can be divided into hard-packaged glue and soft-packaged glue at present;Among them, hard-packaged glue is cylinder-packed glue, which means that the packaging of glue is completed by hard glue cylinder;And soft-packaged glue is commonly known as sausage-packed glue, which means that the packaging of glue is soft plastic bag type. The packaging cylinder and the packaging soft bag need to be thrown away after the use of the current hard-packaged glue and soft-packaged glue, and a lot of packaging cylinders or packaging soft bags are left under the condition of large use amount, which is troublesome to handle, and the practicality is poor. In order to overcome this situation, large-capacity glue barrels are now used to pack glue to form barrel-packed glue for repeated use, and a matching glue gun is urgently needed. SUMMARY

[0003] Therefore, it is necessary to provide a suction type barrel-packed glue gun for use with barrel-packed glue, which is convenient and practical to use.

[0004] A suction type barrel-packed glue gun, comprising: a gun body having a containing cavity, a glue loading pipe assembly connected with the gun body, a push rod movably penetrating the gun body and located in the glue loading pipe assembly at one end, a fixed handle fixedly installed on the gun body, a movable handle hinged with the fixed handle, a push plate spring and a push plate sleeved on the push rod and located in the containing cavity, and a gas seal top block assembly installed on the end of the push rod and located in the glue loading pipe assembly;The glue loading pipe assembly comprises a rear end cover connected with the gun body, a pipe body connected with the rear end cover at one end, and a front end cover connected with the other end of the pipe body, wherein the front end cover is provided with a glue nozzle interface, and the inner wall of the pipe body abuts against the gas seal top block assembly.

[0005] The above-mentioned suction type barrel-packed glue gun, when in use, the gas seal top block assembly is pushed to abut against the front end cover by the push rod, the glue in the barrel-packed glue is contacted through the glue nozzle interface, then the push rod is pulled backward to suck the glue into the pipe body to complete the glue loading, finally the push rod is pushed forward to move the gas seal top block assembly to glue the glue to the required position, and the glue in the pipe body can be replenished from the barrel-packed glue after use. The suction type barrel-packed glue gun can be repeatedly used with barrel-packed glue, which is convenient and practical to use, and the use cost is further reduced.

[0006] In one embodiment, a glue nozzle is also included, and the glue nozzle is threadedly connected with the glue nozzle interface.

[0007] In one of the embodiments, a push rod protective sleeve is sleeved on the push rod, and an outer wall of the push rod protective sleeve is clamped with the gun body.

[0008] In one of the embodiments, an end cap fixing seat is installed on the gun body, the end cap fixing seat is connected with the gun body from the rear end cap, and the end cap fixing seat is in abutment with the side wall of the rear end cap away from the gun body.

[0009] In one of the embodiments, a threaded groove is arranged on the gun body, and a threaded head matched with the threaded groove is arranged on the end cap fixing seat.

[0010] In one of the embodiments, a rear end cap gasket is installed on the gun body, and the rear end cap gasket is in abutment with the side wall of the rear end cap close to the gun body.

[0011] In one of the embodiments, the gas seal top block assembly comprises a front top block and a rear top block connected with each other, and a gas seal ring clamped between the front top block and the rear top block, and the gas seal ring is in abutment with the inner wall of the pipe body.

[0012] In one of the embodiments, a tapered table is arranged at one end of the front top block, and the tapered table is arranged opposite to the inner wall of the front end cap.

[0013] In one of the embodiments, the glue pipe assembly further comprises a clamping ring connected with one end of the pipe body, and the front end cap is clamped and fixed with the clamping ring.

[0014] In one of the embodiments, the glue pipe assembly further comprises a front end cap gasket, and the two sides of the front end cap gasket are in abutment with the inner wall of the front end cap and the side end of the clamping ring close to the front end cap, respectively. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the glue gun for drawing type barrel glue of the utility model;

[0016] Figure 2 It is Figure 1 It is an exploded schematic view of the glue gun for drawing type barrel glue shown in the figure;

[0017] Figure 3 It is Figure 1 It is a sectional view (in the state of the gas seal top block assembly being exploded) of the glue gun for drawing type barrel glue shown in the figure;

[0018] Figure 4 It is Figure 1 It is an enlarged schematic view of the circle A in the glue gun for drawing type barrel glue shown in the figure;

[0019] Figure 5 It is a schematic view of the glue gun for drawing type barrel glue of the utility model.

[0020] Figure 6 Figure 2 is a schematic view of another embodiment of the utility model for dismounting and replacing the glue nozzle of the suction type barrel glue gun. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the accompanying drawings. Preferred embodiments of the utility model are shown in the drawings. However, the utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0022] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can be present. In addition, the term "and / or" is used herein to mean that three conditions can exist, for example, A and / or B can mean that A exists alone, A and B exist together, or B exists alone.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. For example, the terms "inner", "outer", "left", "right", and the like are used herein merely to describe relative positional relationships.

[0024] Please refer to Figures 1 to 4 Figure 1 is a schematic view of the utility model for the suction type barrel glue gun 100, the suction type barrel glue gun 100 includes a gun body 20 with a containing cavity 21, a glue loading pipe assembly 30 connected with the gun body 20, a push rod 40 movably penetrating the gun body 20 and having one end located in the glue loading pipe assembly 30, a fixed handle 22 fixedly installed on the gun body 20, a movable handle 23 hingedly connected with the fixed handle 22, a push plate spring 41 and a push plate 42 sleeved on the push rod 40 and located in the containing cavity 21, and a gas seal top block assembly 50 installed on the end of the push rod 40 and located in the glue loading pipe assembly 30. One end of the push plate spring 41 abuts against the inner wall of the containing cavity 21, and the other end of the push plate spring 41 abuts against the push plate 42, wherein the push plate 42 is located on the side of the push plate spring 41 away from the glue loading pipe assembly 30.

[0025] Further, the glue pipe assembly 30 comprises a rear end cover 31 connected with the gun body 20, a pipe body 32 with one end connected with the rear end cover 31, and a front end cover 33 connected with the other end of the pipe body 32, wherein the front end cover 33 is provided with a glue nozzle interface 34, and the inner wall of the pipe body 32 is in abutment with the air seal top block assembly 50.

[0026] Further, the glue pipe assembly 30 further comprises a clamping ring 35 connected with one end of the pipe body 32, and the front end cover 31 is clamped and fixed with the clamping ring 35. In order to ensure the sealing of the installation of the front end cover 33, the glue pipe assembly 30 further comprises a front end cover gasket 36, and the two sides of the front end cover gasket 36 are in abutment with the inner wall of the front end cover 33 and the side end of the clamping ring 35 close to the front end cover 33.

[0027] Further, please refer to Figure 5 and Figure 6 , the suction type glue gun 100 further comprises a glue nozzle 60, and the glue nozzle 60 is threadedly connected with the glue nozzle interface 34. The glue nozzle 60 can be selected according to the type, wherein Figure 5 the glue nozzle 60 is a conical tube flat nozzle type, Figure 6 the glue nozzle 60 is a conical tube inclined nozzle type.

[0028] Further, the push rod 40 is sleeved with a push rod protective sleeve 42, and the outer wall of the push rod protective sleeve 42 is clamped with the gun body 20. Specifically, the push rod protective sleeve 42 can ensure that the push rod 40 is less abraded in the pulling type, and the gun body 20 is provided with a hole for installing the push rod protective sleeve 42.

[0029] Further, the gun body 20 is provided with an end cover fixing seat 24, the end cover fixing seat 24 is connected with the gun body 20 from the rear end cover 31, and the end cover fixing seat 24 is in abutment with the side wall of the rear end cover 31 away from the gun body 20. Specifically, the gun body 20 is provided with a threaded groove 25, and the end cover fixing seat 24 is provided with a threaded head 26 matched with the threaded groove 25, so that the end cover fixing seat 24 can be quickly installed and fixed with the gun body 20. In order to ensure that the end cover fixing seat 24 more stably fixes the rear end cover 31 on the gun body 20, the gun body 20 is provided with a rear end cover gasket 27, and the rear end cover gasket 27 is in abutment with the side wall of the rear end cover 31 close to the gun body 20.

[0030] Further, the air seal top block assembly 50 comprises a front top block 51 and a rear top block 52 connected with each other, and an air seal ring 53 clamped between the front top block 51 and the rear top block 52, the air seal ring 53 abuts against the inner wall of the pipe body 32, and the air seal ring 53 can ensure that the push rod 40 generates strong and stable suction force and thrust force when driving the air seal top block assembly 50 to be pulled out. Further, one end of the front top block 51 is provided with a tapered table 54, the tapered table 54 is arranged opposite to the inner wall of the front end cover 33, and the tapered table 54 can ensure the extrusion and pushing effect during glue injection, thereby ensuring the smooth glue injection. In the embodiment, the rear top block 52 is fixedly installed on the push rod 40 through a nut, and the front top block 51 and the rear top block 52 are directly assembled and fixed through bolts and nuts.

[0031] Further, the push rod 40 is sequentially sleeved with a return spring 43 and a return plate 44 on the side of the gun body 20 away from the glue loading pipe assembly 30, a swing buckle 45 is hingedly connected to the fixed handle 22, the upper end of the return plate 44 abuts against the gun body 20 as a force supporting point, and the swing buckle 45 is connected to or separated from the lower end of the return plate 44 to realize locking or unlocking. In order to facilitate the abutment of the return plate 44 against the gun body 20, a supporting column 28 is arranged on the gun body 20, and the supporting column 28 forms a clamping supporting position on the gun body 20. In the embodiment, during glue suction, the return plate 44 is pressed into the swing buckle 45 and is fixed and limited, the push rod 40 drives the air seal top block assembly 50 to the front end, the front end cover 33 is inserted into the barrel glue to start glue suction, and the push rod 40 is pulled backward to suck the glue into the pipe body 32; during glue injection, the return plate 44 needs to be pried out of the swing buckle 45, and the movable handle 23 can be pulled to start glue injection.

[0032] Further, in order to facilitate pulling or pushing the push rod 40, a pull handle 46 is installed on the end of the push rod 40 away from the glue loading pipe assembly 30, which is convenient for hand force.

[0033] The above-mentioned suction type barrel glue gun 100 is used, the air seal top block assembly 30 is pushed to abut against the front end cover 33 through the push rod 40, the glue nozzle interface 34 contacts the glue in the barrel glue, then the push rod 40 is pulled backward to suck the glue into the pipe body 32 to complete glue loading, finally the push rod 40 is pushed forward to push the air seal top block assembly 30 to inject the glue to the required position, and the glue in the pipe body 32 can be supplemented by being sucked from the inside of the barrel glue after the glue is used up. The suction type barrel glue gun 100 can be repeatedly used with the barrel glue, is convenient and practical to use, and the use cost is further reduced.

[0034] The technical features of the above-mentioned embodiments can be combined arbitrarily, in order to make the description simple, all possible combinations of the technical features in the above-mentioned embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, they should be considered as the scope of the present application.

[0035] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several modifications and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A suction type glue gun for barrel glue, characterized in that, The application relates to a gun body with a containing cavity, a rubber tube assembly connected with the gun body, a push rod movably arranged on the gun body and having one end located in the rubber tube assembly, a fixed handle fixedly arranged on the gun body, a movable handle hinged with the fixed handle, a push plate spring and a push plate sleeved on the push rod and located in the containing cavity, and a gas seal top block assembly arranged on the end of the push rod and located in the rubber tube assembly; the rubber tube assembly comprises a rear end cover connected with the gun body, a tube body with one end connected with the rear end cover, and a front end cover connected with the other end of the tube body, wherein a rubber nozzle interface is arranged on the front end cover, and the inner wall of the tube body is in abutment with the gas seal top block assembly. The application further relates to a rubber nozzle dismounting and replacing device which is screwed with the rubber nozzle interface.

2. The suction type barrel glue gun according to claim 1, wherein A push rod protection sleeve is sleeved on the push rod, and the outer wall of the push rod protection sleeve is clamped with the gun body.

3. The suction type barrel glue gun according to claim 1, wherein An end cover fixing seat is arranged on the gun body, the end cover fixing seat passes through the gun body from the rear end cover, and the end cover fixing seat is in abutment with the side wall of the rear end cover away from the gun body.

4. The suction type barrel glue gun according to claim 1, wherein A threaded groove is arranged on the gun body, and a threaded head matched with the threaded groove is arranged on the end cover fixing seat.

5. The suction type barrel glue gun according to claim 4, wherein A rear end cover gasket is arranged on the gun body, and the rear end cover gasket is in abutment with the side wall of the rear end cover close to the gun body.

6. The suction type barrel glue gun according to claim 5, wherein The gas seal top block assembly comprises a front top block and a rear top block connected with each other, and a gas seal ring clamped between the front top block and the rear top block, wherein the gas seal ring is in abutment with the inner wall of the tube body.

7. The suction type barrel glue gun according to claim 1, wherein One end of the front top block is provided with a conical table, and the conical table is arranged opposite to the inner wall of the front end cover.

8. The suction type barrel glue gun according to claim 7, wherein The rubber tube assembly further comprises a clamping ring connected with one end of the tube body, and the front end cover is clamped and fixed with the clamping ring.

9. The suction type barrel glue gun according to claim 1, wherein The rubber tube assembly further comprises a front end cover gasket, and the two sides of the front end cover gasket are in abutment with the inner wall of the front end cover and the side end of the clamping ring close to the front end cover, respectively.

10. The suction type barrel glue gun according to claim 9, wherein ​

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