CN211068848U

CN211068848U - Air foam gun

Info

Publication number: CN211068848U
Application number: CN201921995142.0U
Authority: CN
Inventors: 张兆年
Original assignee: Xinghua Yaxin Fire Fighting Equipment Co ltd
Current assignee: Xinghua Yaxin Fire Fighting Equipment Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-24
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses an air foam gun, which comprises a foam gun main body, wherein a connecting water pipe is clamped and installed at the end part of the foam gun main body, a foam pipe is fixedly installed at one side of the foam gun main body through a connecting hose, a first fixing ring is sleeved on the outer surface of the end part of the foam gun main body, and a second bolt is screwed and connected to the outer surface of the first fixing ring; through the first solid fixed ring of tip design in the foam rifle main part and the solid fixed ring of tip design second at the connecting rod, avoid the foam rifle to be not convenient for when using connect water pipe and foam rifle fastening connection, easily cause when taut and connect the water pipe and drop, be not convenient for when not operating place the foam rifle stably, can roll through the ball at the inside in roll groove after the surface mounting of first solid fixed ring and foam rifle main part and coordinate the registrates between solid fixed ring of go-between and second, close first bolt soon after the registrates and make the solid fixed ring of second and link be connected the water pipe stable connection.

Description

Air foam gun

Technical Field

The utility model belongs to the technical field of the foam rifle, concretely relates to air foam rifle.

Background

The existing foam gun is a portable fire-fighting device, can be connected with a fire hose connector through a pipe thread connector, is mixed with foam liquid through fire-fighting pressure and sucks air to generate air foam, and is used for fighting various liquid fires or spraying water to fight general solid fires. The foam gun is generally connected with a foam bolt for use and can also be used on a foam vehicle; the existing foam gun is not convenient to connect a water pipe and a foam gun to be fastened and connected when in use, the connection water pipe is easy to fall off when in tensioning, the foam gun is not convenient to stably place when not in operation, the connector is easy to damage and deform when in long-term use, the problem of influencing the operation effect is not convenient to replace, and the air foam gun is provided for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air foam rifle to it will be connected water pipe and foam rifle fastening connection not convenient for to propose current foam rifle in the above-mentioned background art when using to solve, easily causes when taut to connect the water pipe and drops, is not convenient for stably place the foam rifle when not operating, and the connector is fragile and warp when using for a long time, is not convenient for change the problem that influences the operation effect.

In order to achieve the above object, the utility model provides a following technical scheme: an air foam gun comprises a foam gun main body, a connecting water pipe is clamped and installed at the end part of the foam gun main body, a foam pipe is fixedly arranged on one side of the foam gun main body through a connecting hose, a first fixing ring is sleeved on the outer surface of the end part of the foam gun main body, the outer surface of the first fixing ring is screwed with a second bolt, the first fixing ring is screwed with the foam gun main body through the second bolt, the two ends of the first fixing ring are fixedly welded with connecting rods, the end part of each connecting rod is fixedly welded with a second fixing ring, the outer surface of the second fixing ring is screwed and connected with a first bolt, the outer surface of the connecting water pipe is bonded with a connecting ring through glue solution, the outer surface of the connecting ring is provided with a rolling groove, the inside of the rolling groove is connected with a ball in a rolling way, and the outer surface of the connecting ring and the inner surface of the second fixing ring are in rolling connection with the rolling groove through the balls.

Preferably, the thread groove has been seted up to the tip of foam pipe, the tip of foam pipe is provided with the connector, the tip integral type shaping of connector has the thread head, just the connector with the foam pipe passes through the thread head with the thread groove is closed soon and is connected.

Preferably, the thread head with the thread groove is the loop configuration, just the equal fixed mounting in both sides of connector has the filter screen.

Preferably, the thread head is embedded in the thread groove, and the annular structure of the thread head is matched with the annular structure of the thread groove.

Preferably, the inner surface of the rolling groove is of an arc structure, and the inner surface of the rolling groove is matched with the outer surface structure of the ball.

Preferably, the outer surface of the connecting ring is matched with the inner surface structure of the second fixing ring, and the connecting ring penetrates through the inner part of the second fixing ring.

Preferably, the first bolt penetrates through the inside of the connection ring, and an end of the first bolt is embedded in the inside of the connection ring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the first fixing ring is arranged at the end part of the foam gun main body and the second fixing ring is arranged at the end part of the connecting rod, so that the problem that the connecting water pipe is easy to fall off when the foam gun is tightened because the connecting water pipe is inconvenient to be tightly connected with the foam gun when the foam gun is used is avoided, when the foam gun is not operated, the foam gun is not convenient to stably place, the connecting ring and the second fixing ring can be sleeved along the way by rolling the balls in the rolling groove after the first fixing ring is fixed with the outer surface of the foam gun main body, the second fixing ring and the connecting ring are fixed by screwing the first bolt after the sleeve is sleeved, so that the connecting water pipe is stably connected, the tip of connecting the water pipe is difficult for droing with the foam rifle main part when the operation, will connect the water pipe and dismantle and make the foam rifle main part stably place through solid fixed ring of second and ground contact when not using, has solved the taut problem that easily drops and be not convenient for place of connecting the water pipe.

(2) Through the tip design thread groove at the foam pipe and the tip design thread head at the connector, the connector is fragile and warp when avoiding using for a long time, be not convenient for change influence operation effect, can change the connector when operating the connector damage of a period, close soon with the thread groove through the thread head after the change and be connected the connector fixed, insert the connector after fixed at the foam bucket, connect the water pipe and be connected with external water source and make foam rifle main part normal operating, the yielding damage of long-time operation of connector has been solved, be not convenient for change influence operation effect's problem.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the connector and the threaded head of the present invention;

FIG. 3 is a schematic view of a partial structure of the thread groove and the foam tube of the present invention;

fig. 4 is a schematic structural view of the second fixing ring, the connecting ring and the connecting water pipe of the present invention;

FIG. 5 is an enlarged schematic view of a portion A of FIG. 4 according to the present invention;

in the figure: 1. a foam gun body; 2. a first retaining ring; 3. a connecting rod; 4. a second retaining ring; 5. a connecting ring; 6. connecting a water pipe; 7. a first bolt; 8. a rolling groove; 9. a second bolt; 10. a foam tube; 11. a connector; 12. a screw head; 13. a thread groove; 14. and a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: an air foam gun comprises a foam gun main body 1, a connection water pipe 6 is installed at the end part of the foam gun main body 1 in a clamping mode, a foam pipe 10 is fixedly installed on one side of the foam gun main body 1 through a connection hose, a first fixing ring 2 is sleeved on the outer surface of the end part of the foam gun main body 1, a second bolt 9 is connected to the outer surface of the first fixing ring 2 in a screwing mode, the first fixing ring 2 is connected with the foam gun main body 1 in a screwing mode through the second bolt 9 in a screwing mode, connecting rods 3 are fixedly welded at the two ends of the first fixing ring 2, a second fixing ring 4 is fixedly welded at the end part of each connecting rod 3, a first bolt 7 is connected to the outer surface of the second fixing ring 4 in a screwing mode, a connection ring 5 is bonded to the outer surface of the connection water pipe 6 through glue, a rolling groove 8 is formed in the outer surface of the connection ring 5, balls 14 are connected to the inner surface of, can roll through ball 14 after the outer surface mounting of first solid fixed ring 2 and foam gun main part 1 with the inside of rolling groove 8 between solid fixed ring 5 and the second 4 along the road registrates, the registrate back closes first bolt 7 soon and makes the solid fixed ring 4 of second and go-between 5 be fixed and connect water pipe 6 stable connection, the tip of connecting water pipe 6 and foam gun main part 1 are difficult for droing when the operation, will connect water pipe 6 and dismantle and make foam gun main part 1 stably place through solid fixed ring 4 of second and ground contact when not using.

In this embodiment, it is preferred, thread groove 13 has been seted up to the tip of foam pipe 10, the tip of foam pipe 10 is provided with connector 11, the tip integral type shaping of connector 11 has screw thread 12, and connector 11 closes with foam pipe 10 through screw thread 12 and thread groove 13 soon to be connected, can change connector 11 when operating a period of time connector 11 and damaging, close soon through screw thread 12 and thread groove 13 after the change and be connected with connector 11 fixed, insert the connector 11 after fixed and close at the foam bucket, connecting pipe 6 is connected with external water source and is made foam rifle main part 1 normally operate.

In order to filter dirt through a filter screen, in this embodiment, preferably, the threaded head 12 and the threaded groove 13 are both annular structures, and the filter screen is fixedly mounted on both sides of the connecting head 11.

In order to fix the connection head 11 by screwing the thread head 12 and the thread groove 13, in the embodiment, preferably, the thread head 12 is embedded in the thread groove 13, and the annular structure of the thread head 12 is matched with the annular structure of the thread groove 13.

In order to facilitate smooth connection of the connection ring 5 and the second fixing ring 4 by the rolling of the balls 14 inside the rolling grooves 8, in the present embodiment, it is preferable that the inner surfaces of the rolling grooves 8 have an arc-shaped configuration, and the inner surfaces of the rolling grooves 8 have a configuration corresponding to the outer surfaces of the balls 14.

In order to facilitate the installation of the connection ring 5 in the second fixing ring 4, in this embodiment, it is preferable that the outer surface of the connection ring 5 is matched with the inner surface of the second fixing ring 4, and the connection ring 5 penetrates the inner portion of the second fixing ring 4.

In order to facilitate the fixing of the second fixing ring 4 to the connection ring 5 by the first bolts 7, in the present embodiment, it is preferable that the first bolts 7 penetrate through the inside of the connection ring 5 and the ends of the first bolts 7 are embedded in the inside of the connection ring 5.

The utility model discloses a theory of operation and use flow: the air foam gun is characterized in that before use, a first fixing ring 2 is sleeved at the end part of a foam gun main body 1, a second bolt 9 is screwed to fix the first fixing ring 2, a connecting water pipe 6 and a connecting ring 5 penetrate through the inside of a second fixing ring 4 after fixing, the connecting ring 5 and the second fixing ring 4 are sleeved along the way by rolling a ball 14 in a rolling groove 8, the second fixing ring 4 and the connecting ring 5 are fixed by screwing a first bolt 7 after being sleeved so as to stably connect the connecting water pipe 6, when the connecting water pipe 6 is tensioned during operation, the end part of the connecting water pipe 6 is not tightly connected with the foam gun main body 1, the operation of not falling off is firmer, when the connecting water pipe 6 is not used, the connecting water pipe 6 is detached to be stably placed by contacting the ground through the second fixing ring 4, then a connector 11 is fixed by screwing a thread head 12 and a thread groove 13, insert the joint 11 with the connector after fixed and close at the foam bucket, connect water pipe 6 and be connected with external water source and make foam rifle main part 1 normal operating, can operate the same when the operation is damaged joint 11 and change joint 11 and continue to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air foam gun, includes foam gun main part (1), the tip block of foam gun main part (1) is installed and is connected water pipe (6), there is foam pipe (10), its characterized in that one side of foam gun main part (1) through coupling hose fixed mounting: the tip surface registrates first solid fixed ring (2) of foam rifle main part (1), the surface of first solid fixed ring (2) closes soon and is connected with second bolt (9), first solid fixed ring (2) with foam rifle main part (1) passes through second bolt (9) close soon and connect, the equal welded fastening in both ends of first solid fixed ring (2) has connecting rod (3), the tip welded fastening of connecting rod (3) has solid fixed ring (4) of second, the surface of the solid fixed ring of second (4) closes soon and is connected with first bolt (7), the surface of connecting water pipe (6) has go-between (5) through the glue solution bonding, rolling groove (8) have been seted up to the surface of go-between (5), the inside roll connection of rolling groove (8) has ball (14), just the surface of go-between (5) with the internal surface of the solid fixed ring of second (4) passes through ball (14) with rolling groove (8) roll And (4) connecting.

2. An air foam gun as recited in claim 1, wherein: thread groove (13) have been seted up to the tip of foam pipe (10), the tip of foam pipe (10) is provided with connector (11), the tip integral type shaping of connector (11) has screw thread head (12), just connector (11) with foam pipe (10) are passed through screw thread head (12) with thread groove (13) are closed soon and are connected.

3. An air foam gun as recited in claim 2, wherein: the thread head (12) with thread groove (13) are the loop configuration, just the equal fixed mounting in both sides of connector (11) has the filter screen.

4. An air foam gun as recited in claim 2, wherein: the thread head (12) is embedded into the thread groove (13), and the annular structure of the thread head (12) is matched with the annular structure of the thread groove (13).

5. An air foam gun as recited in claim 1, wherein: the inner surface of the rolling groove (8) is of an arc structure, and the inner surface of the rolling groove (8) is matched with the outer surface structure of the ball (14).

6. An air foam gun as recited in claim 1, wherein: the outer surface of the connecting ring (5) is matched with the inner surface structure of the second fixing ring (4), and the connecting ring (5) penetrates through the second fixing ring (4).

7. An air foam gun as recited in claim 1, wherein: the first bolt (7) penetrates through the connecting ring (5), and the end of the first bolt (7) is embedded into the connecting ring (5).