CN211572459U - Mortar caulking gun for decoration - Google Patents

Abstract

The utility model provides a mortar caulking gun is used to fitment belongs to wall fitment caulking tool technical field. The mortar joint filling gun solves the problems that when the existing mortar joint filling gun is not cleaned in time, the cement mortar is solidified, and a pipe head is blocked. This mortar caulking gun is used to fitment, including the rifle body, the internal stock that is provided with of rifle, be provided with the piston head between stock and the rifle body, the one end and the piston head of stock link firmly, the rear end that the other end of stock stretches out the rifle body links firmly there is the handle, piston head and rifle body sliding fit and this piston head drive by the stock in the internal axial displacement of rifle, the front end of the rifle body can be dismantled and be connected with the toper rifle head, the overhead propelling movement structure that has ability axial propelling movement to the toper rifle in the rifle head and will the whole packing of toper rifle head of piston, still be provided with the positioner who prevents the stock sliding deviation on the rifle body between the rifle body and the stock. The utility model discloses can prevent effectively that the conical gun head from solidifying by stifled, convenient to use, structural connection is stable, long service life.

Description

Mortar caulking gun for decoration

Technical Field

The utility model belongs to the technical field of the wall decoration caulking instrument, a mortar caulking gun is used to fitment is related to.

Background

The manual mortar cement caulking gun is mainly used for filling gaps in stone, jointing and reinforcing projects of large-scale decoration wall surface projects, filling epoxy resin glue, repairing earthquake cracks and the like, replaces the traditional manual gap filling construction method, and fills gaps with slurry in a pressure mode. Can all-round to the crack all can be filled up of multi-angle to the crack to the required position is injected into with cement mortar to the mode of injection, and it is laborsaving fast to pour into.

The piston among the manual mortar cement caulking gun of current use generally is the column piston, will in time wash the tube head of caulking gun after the use totally, and this kind of structure causes remaining cement mortar in the tube head easily, can not in time clear up after the use, still can take place the solidification of cement mortar, and that tube head will be blocked up, and it is fairly troublesome to reuse, uses inconveniently.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a simple structure, use the back and can not in time clear up, also can not take place cement mortar and solidify in the toper rifle head, can prevent effectively that the toper rifle head from solidifying by stifled, convenient to use's mortar caulking gun for fitment.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a mortar caulking gun is used to fitment, is including the rifle body that is the drum, the rifle body in the same axial be provided with the barral of a gun, barral of a gun and the rifle body between be provided with the piston head, the one end and the piston head of barral of a gun link firmly, the rear end that the other end of barral of a gun stretches out the rifle body link firmly has the handle, piston head and rifle body sliding fit and this piston head drive by the barral of a gun in the internal axial displacement of rifle, its characterized in that, the front end of rifle body can dismantle and be connected with the toper rifle head, the piston head on have can axial propelling movement to the toper rifle head in and with the propelling movement structure that the toper rifle head was all filled, rifle body and barral of a gun still be provided with the positioner that prevents the barral of a gun slide offset.

This mortar caulking gun for fitment mainly sets up propelling movement structure on the piston head, can be with whole packing in the toper rifle head so that the material of toper rifle head is whole to have been carried out through propelling movement structure, can prevent effectively that the toper rifle head from being solidified stifled because of failing in time to clear up, convenient to use.

In the mortar caulking gun for decoration, the pushing structure comprises a conical body, the size and the shape of the conical body are matched with those of the conical gun head, the end face of the inner end of the conical body is fixedly connected with a circular connecting plate with a connecting bolt, the piston head is provided with a bolt hole, and the connecting bolt of the circular connecting plate is spirally connected in the bolt hole of the piston head. The purpose of this arrangement is that the cone and the piston head can be detachably connected, and when the cone is worn and damaged, the cone can be conveniently replaced.

In the mortar caulking gun for decoration, the piston head comprises a rubber cylinder which is in sliding seal with the gun body, an axial hole is formed in the rubber cylinder, a connecting column is arranged at one end of the gun rod, and the rubber cylinder is sleeved on the connecting column at one end of the gun rod through the axial hole and is fixedly connected with one end of the gun rod. The purpose of this arrangement is to provide a better sealing engagement of the piston head and the gun body.

In the mortar caulking gun for decoration, the connecting column is in an inverted cone shape, the diameter of the outer end face of the connecting column is larger than that of the inner end face of the connecting column, the axial hole of the rubber cylinder is matched with the size and shape of the connecting column, and the bolt hole is located in the middle of the outer end face of the connecting column. The purpose of setting up like this is that this rubber cylinder and spliced pole can dismantle the connection, when the rubber cylinder wearing and tearing loss, conveniently change rubber cylinder.

In the mortar caulking gun for decoration, the annular plates which are distributed in the same axial direction are arranged between the connecting column and the gun rod, and when the connecting column is sleeved with the rubber cylinder, the inner end surface of the rubber cylinder is in axial abutting fit with the annular plates. The purpose of this is to prevent severe axial deformation of the rubber cylinder by axial abutting engagement with the annular plate.

In the mortar caulking gun for decoration, the positioning device comprises a rear end cover, a concentric hole is formed in the middle of the rear end cover, the rear end cover is detachably and fixedly connected to the rear end of the gun body, and when the rear end cover is fixedly connected with the gun body, the other end of the gun rod extends out of the rear end of the gun body from the concentric hole to prevent the gun rod from sliding and deviating on the gun body. The purpose of setting like this can prevent effectively that the rifle bar from sliding on the rifle body and rocking or skew, convenient to use.

In the mortar caulking gun for decoration, the rear end cover is also provided with an air outlet. The air outlet is used for balancing the air pressure in the gun body.

Compared with the prior art, the mortar caulking gun for decoration has the advantages that: structural design is reasonable, simple, and the back of using can not in time clear up, can not take place cement mortar and solidify in the toper rifle head yet, can prevent effectively that the toper rifle head from solidifying by stifled, convenient to use, structural connection is stable, long service life.

Drawings

FIG. 1 is a schematic perspective view of the mortar caulking gun for decoration.

FIG. 2 is a schematic sectional view of the mortar caulking gun for decoration.

In the figure, 1, a gun body; 2. a gun rod; 3. a handle; 4. a conical lance head; 5. a conical body; 6. a connecting bolt; 7. a circular connecting plate; 8. a rubber cylinder; 9. connecting columns; 10. an annular plate; 11. a rear end cap; 12. and an air outlet.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, this mortar caulking gun for fitment mainly comprises the rifle body 1 that is the drum, same axial is provided with barral of a gun 2 in the rifle body 1, be provided with the piston head between barral of a gun 2 and the rifle body 1, the one end and the piston head of barral of a gun 2 link firmly, the rear end that the other end of barral of a gun 2 stretches out the rifle body 1 links firmly has handle 3, piston head and rifle body 1 sliding fit and this piston head are driven by barral of a gun 2 and are axial displacement in the rifle body 1, the front end of rifle body 1 can be dismantled and is connected with toper rifle head 4, this rifle body 1 and the concrete connection mode of toper rifle head 4 do: the outer wall of the front end of the gun body 1 is provided with external threads, the conical gun head 4 is provided with a connecting sleeve, the inner wall of the connecting sleeve is provided with internal threads, and the internal threads of the connecting sleeve are in threaded connection with the external threads at the front end of the gun body 1.

The piston head is provided with a pushing structure which can be pushed into the conical gun head 4 in the axial direction and can completely fill the conical gun head 4; in actual manufacturing, the specific implementation of the pushing structure is as follows: the piston mainly comprises a conical body 5, wherein the size and the shape of the conical body 5 are matched with those of a conical gun head 4, the inner end face of the conical body 5 is fixedly connected with a circular connecting plate 7 with a connecting bolt 6, a bolt hole is formed in the piston head, and the connecting bolt 6 of the circular connecting plate 7 is spirally connected into the bolt hole in the piston head; in practical design, the specific structure of the piston head is as follows: the gun body is mainly composed of a rubber cylinder 8 which is in sliding seal with the gun body 1, an axial hole is formed in the rubber cylinder 8, a connecting column 9 is arranged at one end of the gun rod 2, and the rubber cylinder 8 is sleeved on the connecting column 9 at one end of the gun rod 2 through the axial hole and is fixedly connected with one end of the gun rod 2; specifically speaking: the connecting column 9 is in an inverted cone shape, the diameter of the outer end face of the connecting column is larger than that of the inner end face of the connecting column, the axial hole of the rubber cylinder 8 is matched with the size and shape of the connecting column 9, and the bolt hole is located in the middle of the outer end face of the connecting column 9; in practical application, the annular plates 10 distributed in the same axial direction are further arranged between the connecting column 9 and the gun rod 2, and when the connecting column 9 is sleeved with the rubber cylinder 8, the inner end face of the rubber cylinder 8 is in axial abutting fit with the annular plates 10.

A positioning device for preventing the gun rod 2 from sliding and deviating on the gun body 1 is also arranged between the gun body 1 and the gun rod 2. In actual manufacturing, the specific implementation of the positioning device is as follows: the gun body 1 is characterized by mainly comprising a rear end cover 11, wherein a concentric hole is formed in the middle of the rear end cover 11, a connecting sleeve is arranged on the rear end cover 11, an internal thread is arranged on the inner wall of the connecting sleeve, an external thread is arranged on the outer wall of the rear end of the gun body 1, the internal thread of the connecting sleeve is in spiral connection with the external thread at the rear end of the gun body 1, so that the rear end cover 11 can be detachably and fixedly connected to the rear end of the gun body 1, and when the rear end cover 11 is fixedly connected with the gun body 1, the other end of a gun rod 2 extends out of the concentric hole from the rear end of the gun body 1 to prevent the; the rear end cover 11 is also provided with an air outlet 12.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (7)

1. A mortar caulking gun for decoration comprises a cylindrical gun body (1), a gun rod (2) is arranged in the gun body (1) in the same axial direction, a piston head is arranged between the gun rod (2) and the gun body (1), one end of the gun rod (2) is fixedly connected with the piston head, the other end of the gun rod (2) extends out of the rear end of the gun body (1) and is fixedly connected with a handle (3), the piston head is in sliding fit with the gun body (1) and is driven by the gun rod (2) to axially displace in the gun body (1), it is characterized in that the front end of the gun body (1) is detachably connected with a conical gun head (4), the piston head is provided with a pushing structure which can be pushed into the conical gun head (4) in the axial direction and can completely fill the conical gun head (4), and a positioning device for preventing the gun rod (2) from sliding and deviating on the gun body (1) is also arranged between the gun body (1) and the gun rod (2).

2. A mortar caulking gun for decoration as defined in claim 1, wherein the pushing structure comprises a conical body (5), the size and shape of the conical body (5) are adapted to the size and shape of the conical gun head (4), the inner end surface of the conical body (5) is fixedly connected with a circular connecting plate (7) with a connecting bolt (6), the piston head is provided with a bolt hole, and the connecting bolt (6) of the circular connecting plate (7) is screwed into the bolt hole of the piston head.

3. A finishing mortar caulking gun according to claim 2, wherein the piston head comprises a rubber cylinder (8) slidably sealed with the gun body (1), the rubber cylinder (8) has an axial hole, one end of the gun rod (2) has a connecting column (9), and the rubber cylinder (8) is sleeved on the connecting column (9) at one end of the gun rod (2) through the axial hole to form a fixed connection with one end of the gun rod (2).

4. A mortar caulking gun for decoration as defined in claim 3, wherein said connecting column (9) is a reverse cone with a diameter of the outer end surface larger than that of the inner end surface, the axial hole of said rubber cylinder (8) is adapted to the size and shape of the connecting column (9), and said bolt hole is located at the middle position of the outer end surface of the connecting column (9).

5. A mortar caulking gun for finishing according to claim 4, wherein an annular plate (10) is arranged between the connecting column (9) and the gun rod (2) and distributed in the same axial direction, when the rubber cylinder (8) is sleeved on the connecting column (9), the inner end surface of the rubber cylinder (8) is in axial abutting fit with the annular plate (10).

6. A mortar caulking gun for decoration as defined in claim 1, wherein said positioning device comprises a rear end cap (11), a concentric hole is formed at the middle position of said rear end cap (11), said rear end cap (11) is detachably fixed to the rear end of the gun body (1), and when the rear end cap (11) is fixed to the gun body (1), and the other end of the gun rod (2) extends out of the rear end of the gun body (1) from the concentric hole to prevent the gun rod (2) from sliding off the gun body (1).

7. A mortar caulking gun for finishing according to claim 6, wherein the rear end cover (11) is further provided with an air outlet hole (12).

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