CN218607798U - Double-head foam generating device - Google Patents

Abstract

The utility model relates to a double-end foam generating device belongs to the technical field that fire rescue was equipped, and it includes and is linked together the branch liquid three-way pipe with outside high-pressure foaming liquid source, divides liquid three-way pipe both sides all to be connected with the connecting pipe, and every connecting pipe is kept away from and is divided liquid three-way pipe one end threaded connection and have a waterproof cover, is connected with main big gun head on the connecting pipe, and the connecting pipe corresponds main big gun head both sides position department and is provided with the injection pipe, and the injection pipe outside is connected with the dustcoat that is used for gathering together foam and foaming, the utility model discloses have can divide liquid three-way pipe with two or more according to the site environment installation of difference through the connecting pipe with the connection structure who divides the liquid three-way pipe to install more main big gun head and injection pipe, improve the efficiency of foaming and the effect of foaming volume.

Description

Double-head foam generating device

Technical Field

The utility model belongs to the technical field of the technique of fire rescue equipment and specifically relates to a double-end foam generating device is related to.

Background

The fire rescue equipment is also called fire emergency rescue equipment, and refers to various fire rescue vehicles and various fire rescue equipment used for fire emergency rescue operation. The fire emergency rescue equipment is prepared according to the requirements and characteristics of rescue tasks and the categories of disaster accidents, the local natural conditions and the economic development level are comprehensively considered, and the performance of equipment and equipment can meet the requirements of fire emergency rescue.

The existing foaming device mostly adopts a single gun structure, and foaming liquid is mixed with foaming liquid in a main gun head and sprayed out after passing through a foaming net to realize quick foaming.

The above prior art solutions have the following drawbacks: in an actual fire scene, a fireman needs to select one or more foam generating devices according to the field conditions, if a high-pressure foaming liquid source pipeline is limited, the plurality of foam generating devices cannot be connected, and the amount of sprayed foam is insufficient.

SUMMERY OF THE UTILITY MODEL

In order to be able to select the quantity of main big gun head according to the actual scene of a fire condition, the application provides double-end foam generating device.

The application provides a double-end foam generating device adopts following technical scheme:

double-end foam generating device includes and is linked together branch liquid three-way pipe with outside high-pressure foaming liquid source, divides liquid three-way pipe both sides and all is connected with the connecting pipe, and every connecting pipe is kept away from branch liquid three-way pipe one end threaded connection and is had waterproof cover, is connected with main big gun head on the connecting pipe, and the connecting pipe corresponds main big gun head both sides position department and is provided with the injection pipe, and the injection pipe outside is connected with the dustcoat that is used for gathering together the foam and foaming.

Through adopting above-mentioned scheme, when the user used, will divide liquid three-way pipe and high-pressure foaming liquid source to be connected, high-pressure foaming liquid source can drive the foaming liquid and spout from main big gun head and injection pipe through the connecting pipe, and injection pipe spun foaming liquid gathers together through the dustcoat, finally mixes the blowout with main big gun head spun foaming liquid. When a user needs to add a plurality of main cannon heads, the waterproof cover is screwed off, and the other liquid-dividing three-way pipe is connected with the connecting pipe, so that the main cannon heads and the injection pipe can be added to adapt to different working conditions; adopt a plurality of main big gun heads, be favorable to enlarging the scope of putting out a fire, improve fire extinguishing efficiency, and main big gun head can choose different big gun heads for use according to actual demand to make up to realize different fire control function of putting out a fire.

Preferably, divide the equal fixedly connected with extension pipe in liquid three-way pipe both ends, a plurality of annular recesses have been seted up to the extension pipe outer peripheral face, and the extension outside of tubes rotates and is connected with the adapter sleeve, and the arc wall has all been seted up to every recess position department that the adapter sleeve corresponds, common sliding connection has the ball in arc wall and the recess rather than corresponding, and the mounting groove has been seted up in the adapter sleeve outside, and connecting pipe threaded connection is on the adapter sleeve.

Through adopting above-mentioned scheme, the user aligns adapter sleeve and connecting pipe in the installation, with instrument and mounting groove joint such as spanner, rotates the adapter sleeve, can make the adapter sleeve rotate along extension pipe periphery to it is inseparable to make adapter sleeve and connecting pipe be connected, and in the installation, the ball plays lubricated effect.

Preferably, the connecting sleeve corresponds arc-shaped groove and is close to liquid separating three-way pipe one side fixedly connected with oil seal, and oil seal can with the extension pipe butt.

Through adopting above-mentioned scheme, when the user used, the fluid that oil seal circle can prevent between recess and the arc wall spills at the adapter sleeve rotation in-process.

Preferably, the connecting sleeve corresponds the arc wall and keeps away from liquid separating three-way pipe one side fixedly connected with water seal circle, and the water seal circle can with the extension pipe butt.

Through adopting above-mentioned scheme, when the user used, the water seal circle can prevent that the foaming liquid from flowing into recess and arc wall from the gap between adapter sleeve and the connecting pipe, makes to intake between recess and the arc wall, finally makes the condition of ball rust and corrosion take place.

Preferably, the connecting pipe is close to the inside ring channel that has seted up of waterproof cover one end, and the ring channel sets up along the global place circle of connecting pipe inner wall, and the inside joint of the waterproof cover position department of being close to of connecting pipe has the water conservancy diversion piece, and the water conservancy diversion piece is kept away from waterproof cover one side and is set up to the arc, and the water conservancy diversion piece joint is in the ring channel.

Through adopting above-mentioned scheme, when the user used, the water conservancy diversion piece can the joint in the ring channel, and the user can make water proof cover and water conservancy diversion piece butt through screwing up the water proof cover, finally makes the water conservancy diversion piece fixed firm, and the water conservancy diversion piece can make the foaming liquid enter into main big gun head or injection pipe more smoothly, can not make the foaming liquid impact the condition emergence that the water proof cover caused the water proof cover pine to take off. The guide block adopts a detachable connection mode, so that a user can select whether to clamp the guide block according to the number of connected liquid-separating three-way pipes in the use process, and the use scene is more diversified; in addition, when the user uses, the water-proof cover is rotated in-process may drive the water conservancy diversion piece to rotate, and locating lever and constant head tank can make the water-proof cover pivoted in-process, and the water conservancy diversion piece keeps stable, makes the cambered surface of water conservancy diversion piece can be in correct position after final installation is accomplished, makes the foaming liquid enter into main big gun head and injection pipe smoothly.

Preferably, the dustcoat is including connecting in the dustcoat support of injection pipe, the dustcoat body of dustcoat support outside fixedly connected with tube-shape, and the dustcoat body is kept away from injection pipe one side fixedly connected with double-deck bubble net, is provided with the space between the double-deck bubble net.

Through adopting above-mentioned scheme, when the user used, the double-deck foaming net can make the foaming of spun foaming liquid ability fast in the injection pipe, and the foaming liquid that the foaming was accomplished can be kept in the space, and final foaming liquid can secondary foaming through the second floor foaming net, and the foaming liquid that foam and main big gun head jetted mixes and spouts forward.

Preferably, each injection pipe is close to the equal fixedly connected with shower nozzle of dustcoat body one end, and every inside rotation of shower nozzle is connected with helical blade, and helical blade sets up to three blade structures, and sets up to 120 degrees between per two adjacent blades of helical blade.

Through adopting above-mentioned scheme, when the user used, helical blade can make the foaming liquid that enters into the shower nozzle fall into the stranded, and final mixing can realize the effect of foaming after foaming liquid and helical blade contact, and the mixing of stranded foaming liquid also can be quick foaming, improves the efficiency of foaming.

Preferably, the branch pipe is fixedly connected between the connecting pipe and the main gun head, the fixing support is fixedly connected to the liquid separating three-way pipe, the two ends of the fixing support correspond to the installation lantern rings fixedly connected to the outer sides of the branch pipe, the installation lantern rings form openings, the positions, corresponding to the openings, of the installation lantern rings extend to form extension plates, locking pieces are connected to the extension plates in a penetrating mode, and the installation lantern rings are sleeved on the outer sides of the branch pipe.

Through adopting above-mentioned scheme, when the user used, will install the lantern ring and open through the opening, the branch pipe outside is located to the cover afterwards, through the fixed extension board of retaining member, can make branch pipe and connecting pipe and divide and be connected between the liquid three-way pipe more firm, prevents that the later stage from breaking and damaging.

To sum up, the utility model discloses following beneficial effect has:

1. a user can install two or more liquid-separating three-way pipes according to different field environments through the connecting structure of the connecting pipe and the liquid-separating three-way pipe, so that more main gun heads and more injection pipes are installed, and the foaming efficiency and the foaming amount are improved;

2. the user can realize the high-speed joint between adapter sleeve and the connecting pipe through inside ball of adapter sleeve and mounting groove, installation effectiveness when improving the use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a highlighted pipeline of an embodiment of the application;

FIG. 3 is a cross-sectional view of a protruding void of an embodiment of the present application;

FIG. 4 is a cross-sectional view of a protruding extension tube of an embodiment of the present application;

FIG. 5 is an enlarged view of portion A of FIG. 4 in an embodiment of the present application;

FIG. 6 is an enlarged view of portion B of FIG. 4 in an embodiment of the present application;

fig. 7 is a schematic view of a protruding fixing bracket according to an embodiment of the present application.

In the figure, 1, pipeline; 11. a liquid inlet pipe; 12. a liquid-separating three-way pipe; 13. an extension tube; 131. connecting sleeves; 132. mounting grooves; 133. an arc-shaped slot; 134. a groove; 135. a ball bearing; 136. an oil filler hole; 137. a closed bolt; 138. sealing a ring with water; 139. an oil seal ring; 14. a connecting pipe; 141. an annular groove; 142. a flow guide block; 143. positioning a rod; 144. positioning a groove; 15. a waterproof cover; 16. a shunt tube; 161. an injection pipe; 17. a branch pipe; 171. a main gun head; 18. a delivery pipe; 181. a water trough; 2. a spray head; 21. a helical blade; 3. fixing a bracket; 31. mounting a lantern ring; 32. an extension plate; 33. a locking member; 4. a housing; 41. a housing support; 42. a housing body; 43. a foam net; 44. a void.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses double-end foam generating device, as shown in fig. 1 and 2, include the pipeline 1 that is connected with outside high-pressure foaming liquid source (the mixed liquid that is used for producing the foam), pipeline 1 is connected with two main big gun heads 171, pipeline 1 intercommunication has a plurality of injection pipes 161, and the liquid outlet department of injection pipe 161 covers and is equipped with dustcoat 4, dustcoat 4 is including connecting in the dustcoat support 41 of injection pipe 161, fixedly connected with tube-shape dustcoat body 42 on dustcoat support 41, dustcoat body 42 is close to pipeline 1 one end and is broken through, the inside pipeline 1 position department fixedly connected with double-deck bubble raising net 43 (refer to fig. 3) of keeping away from of dustcoat body 42 (bubble raising net 43 is the grid-like structure, not show in the figure), be provided with space 44 (refer to fig. 4) between the double-deck bubble raising net 43. The main gun head 171 is fixedly connected with the delivery pipe 18, the delivery pipe 18 is fixedly connected with the foaming net 43, and the delivery pipe 18 is arranged through the foaming net 43. A plurality of water passing grooves 181 are formed in the conveying pipe 18 at positions close to the main gun head 171, and the plurality of water passing grooves 181 are arranged in a circumferential array along the circumference of the outer circumferential surface of the conveying pipe 18. When the user uses, communicate pipeline 1 with high-pressure foaming liquid source, the foaming liquid flows into conveyer pipe 18 through main big gun head 171, is spouted by conveyer pipe 18, and the foaming liquid that gets into pipeline 1 spouts to foaming net 43 through injection pipe 161, makes the foaming liquid foam fast, and the foam that the space 44 can make the foaming produce temporarily stays, and the liquid that the liquid drive foaming completion through main big gun head 171 blowout together afterwards realizes foaming.

As shown in fig. 2 and 4, the pipeline 1 includes a liquid inlet pipe 11, a liquid distribution three-way pipe 12 is fixedly connected to the liquid inlet pipe 11, two extension pipes 13 are fixedly connected to two ends of the liquid distribution three-way pipe 12, a connecting sleeve 131 is rotatably connected to the outer side of each extension pipe 13, a mounting groove 132 is formed in the outer peripheral surface of each connecting sleeve 131, one end of each connecting sleeve 131, which is far away from each extension pipe 13, is connected with a connecting pipe 14 in a threaded manner, and one end of each connecting pipe 14, which is far away from each other, is connected with a waterproof cover 15 in a threaded manner. An annular groove 141 is formed in one end, close to the waterproof cover 15, of the connecting pipe 14, and the annular groove 141 is formed along the circle of the inner wall circumference of the connecting pipe 14. The inside water proof cover 15 that is close to of connecting pipe 14 department joint has water conservancy diversion piece 142, and water conservancy diversion piece 142 keeps away from water proof cover 15 one side and sets up to the arc. The guiding block 142 is clamped in the annular groove 141, a positioning rod 143 (refer to fig. 5) is fixedly connected to the guiding block 142, a positioning groove 144 (refer to fig. 5) is formed in the connecting pipe 14, and the positioning rod 143 is clamped in the positioning groove 144. A plurality of shunt tubes 16 are fixedly connected to each connecting tube 14, each shunt tube 16 is communicated with the inside of the connecting tube 14 connected with the shunt tube 16, and the injection tube 161 is screwed at one end of the shunt tube 16 far away from the connecting tube 14. Each connecting pipe 14 is fixedly connected with a branch pipe 17, the branch pipe 17 is communicated with the inside of the connecting pipe 14, and the main cannon head 171 is connected to the branch pipe 17 in a threaded manner. When the user installs, with connecting pipe 14 threaded connection on the adapter sleeve 131, through instrument joint such as spanner in mounting groove 132 position department, twist the adapter sleeve 131, make adapter sleeve 131 can screw up with connecting pipe 14. When the foaming liquid gun is used by a user, the foaming liquid enters the liquid inlet pipe 11, then respectively enters the two extension pipes 13 through the liquid dividing three-way pipe 12, flows to the flow guide block 142, then enters the flow dividing pipe 16, finally is sprayed out through the spraying pipe 161, is contacted with the foaming net 43, and is partially sprayed out through the main gun head 171 to drive foams formed by the foaming liquid to be sprayed out together.

As shown in fig. 4 and 6, the outer circumferential surface of each extension pipe 13 is provided with a plurality of grooves 134, the connecting sleeve 131 is provided with an arc-shaped groove 133 at a position corresponding to each groove 134, and a ball 135 is slidably connected between each groove 134 and the arc-shaped groove 133 corresponding thereto. The connecting sleeve 131 is correspondingly provided with an oil filling hole 136, and the connecting sleeve 131 is in threaded connection with a sealing bolt 137 at the position corresponding to the oil filling hole 136. The connecting sleeve 131 is fixedly connected with an oil seal ring 139 corresponding to one side of the arc-shaped groove 133 close to the liquid separating three-way pipe 12, the connecting sleeve 131 is fixedly connected with a water seal ring 138 corresponding to one side of the arc-shaped groove 133 far away from the liquid separating three-way pipe 12, and both the oil seal ring 139 and the water seal ring 138 can be abutted against the extension pipe 13. During the user uses, through rotating the adapter sleeve 131, can make ball 135 roll in arc wall 133 and recess 134, use a period of time after, the user can unscrew airtight bolt 137, to adding lubricating oil in oil filler point 136, tighten airtight bolt 137 again, can make adapter sleeve 131 rotate the in-process, frictional force reduces between ball 135 and recess 134 and the arc wall 133, thereby it makes adapter sleeve 131 be connected with connecting pipe 14 better to make the user can twist the adapter sleeve 131 better. In the use, the water seal ring 138 can prevent the foaming liquid from entering the groove 134 from the gap between the connecting sleeve 131 and the connecting pipe 14, so that the ball 135 is rusted and corroded, and the later-stage connecting sleeve 131 is difficult to rotate. The oil seal ring 139 can prevent the oil in the groove 134 from leaking, and prevent the ball 135 from friction aggravation due to too little oil.

As shown in fig. 2 and 7, a fixing support 3 is fixedly connected to the liquid-separating three-way pipe 12, an installation lantern ring 31 is fixedly connected to two ends of the fixing support 3 corresponding to the outer side of the branch pipe 17, the installation lantern ring 31 forms a notch, an extension plate 32 is formed by extending the installation lantern ring 31 corresponding to the notch, a locking member 33 is connected to the extension plate 32 in a penetrating manner, and the installation lantern ring 31 is sleeved on the outer side of the branch pipe 17. When the user used, the user can locate the branch pipe 17 outside with the installation lantern ring 31 cover, pegs graft retaining member 33 on extension plate 32, screws up retaining member 33, and retaining member 33 can make the installation lantern ring 31 fastening install in the branch pipe 17 outside, makes branch pipe 17 can be more stable in the later stage use, prevents at the in-process of spraying the foaming liquid, and rotation, the condition of pine take place for branch pipe 17.

Referring back to fig. 1 and 3, a spray head 2 is fixedly connected to one end of each spray pipe 161, which is far away from the shunt pipe 16, a helical blade 21 is rotatably connected to the inside of each spray head 2, the helical blade 21 is arranged in a three-blade structure, and an angle of 120 degrees is formed between every two adjacent blades of the helical blade 21. When the user uses, the in-process that the foaming liquid flowed in injection pipe 161 can drive helical blade 21 and rotate, and the foaming liquid can be sprayed helical blade 21 on, is divided into three rotatory liquid streams to the foaming liquid can realize the foaming at the in-process that sprays helical blade 21 on, and the foaming liquid that the foaming was accomplished can be driven together to the foaming liquid that unnecessary not foaming spouts from shower nozzle 2, and helical blade 21 can improve foaming efficiency.

The implementation principle of the double-end foam generating device in the embodiment of the application is as follows: when the user installs, align connecting pipe 14 with adapter sleeve 131, rotate connecting pipe 14 through instruments such as spanners, can make connecting pipe 14 and adapter sleeve 131 high-speed joint, after the connection is accomplished, be connected pipeline 1 with outside high pressure bubbling liquid source, make the bubbling liquid in the outside high pressure bubbling liquid source spout through pipeline 1 can follow main big gun head 171 and injection pipe 161, the bubbling liquid of blowout in the injection pipe 161 contacts with bubble net 43, realize the function of quick foaming, the bubbling liquid of foaming completion can be driven by the bubbling liquid of blowout in the main big gun head 171 and spout forward together and go out.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. Double-end foam generating device, its characterized in that: the foaming gun comprises a liquid-separating three-way pipe (12) communicated with an external high-pressure foaming liquid source, connecting pipes (14) are connected to two sides of the liquid-separating three-way pipe (12), a waterproof cover (15) is connected to one end, far away from the liquid-separating three-way pipe (12), of each connecting pipe (14) in a threaded mode, a main gun head (171) is connected onto each connecting pipe (14), injection pipes (161) are arranged at positions, corresponding to two sides of the main gun head (171), of each connecting pipe (14), and an outer cover (4) used for gathering foam and foaming is connected to the outer sides of the injection pipes (161).

2. The double-ended foam generating apparatus according to claim 1, wherein: divide liquid three-way pipe (12) both ends equal fixedly connected with extension pipe (13), a plurality of annular recesses (134) have been seted up to extension pipe (13) outer peripheral face, extension pipe (13) outside is rotated and is connected with adapter sleeve (131), arc wall (133) have all been seted up to adapter sleeve (131) corresponding every recess (134) position department, in arc wall (133) and recess (134) rather than corresponding sharing sliding connection have ball (135), mounting groove (132) have been seted up in the adapter sleeve (131) outside, connecting pipe (14) threaded connection is on adapter sleeve (131).

3. The double-ended foam generating apparatus according to claim 2, wherein: the connecting sleeve (131) is close to one side of the liquid-separating three-way pipe (12) corresponding to the arc-shaped groove (133) and is fixedly connected with an oil seal ring (139), and the oil seal ring (139) can be abutted against the extension pipe (13).

4. The double-ended foam generating apparatus according to claim 2, wherein: the connecting sleeve (131) is fixedly connected with a water sealing ring (138) corresponding to the arc-shaped groove (133) and far away from one side of the liquid separating three-way pipe (12), and the water sealing ring (138) can be abutted against the extension pipe (13).

5. The double-ended foam generating apparatus according to claim 1, wherein: an annular groove (141) is formed in one end, close to the waterproof cover (15), of the connecting pipe (14), the annular groove (141) is arranged along the circle of the circumferential surface of the inner wall of the connecting pipe (14), a flow guide block (142) is clamped in the position, close to the waterproof cover (15), of the inside of the connecting pipe (14), one side, far away from the waterproof cover (15), of the flow guide block (142) is arc-shaped, and the flow guide block (142) is clamped in the annular groove (141); the diversion block (142) is fixedly connected with a positioning rod (143), a positioning groove (144) is formed in the connecting pipe (14), and the positioning rod (143) is clamped in the positioning groove (144).

6. The double-ended foam generating apparatus according to claim 1, wherein: the outer cover (4) comprises an outer cover support (41) connected to the injection pipe (161), a cylindrical outer cover body (42) is fixedly connected to the outer side of the outer cover support (41), a double-layer foaming net (43) is fixedly connected to one side, far away from the injection pipe (161), of the outer cover body (42), and a gap (44) is formed between the double-layer foaming net (43).

7. The double-ended foam generating apparatus according to claim 1, wherein: every injection pipe (161) is close to equal fixedly connected with shower nozzle (2) of dustcoat (4) body one end, and every shower nozzle (2) inside is rotated and is connected with helical blade (21), and helical blade (21) set up to three blade structures, and set up to 120 degrees between per two adjacent blades of helical blade (21).

8. The double-ended foam generating apparatus according to claim 1, wherein: fixedly connected with branch pipe (17) between connecting pipe (14) and main big gun head (171), fixedly connected with fixed bolster (3) on branch liquid three-way pipe (12), the branch pipe (17) outside fixedly connected with installation lantern ring (31) is corresponding at fixed bolster (3) both ends, and installation lantern ring (31) form the opening, and installation lantern ring (31) correspond opening position department and extend and are formed with extension board (32), wear to establish on extension board (32) and be connected with retaining member (33), branch pipe (17) outside is located to installation lantern ring (31) cover.

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