CN215691265U

CN215691265U - Pressure type proportional mixing device

Info

Publication number: CN215691265U
Application number: CN202121881650.3U
Authority: CN
Inventors: 廖鸿; 廖明刚; 张子政
Original assignee: Sichuan Tewitt Fire Technology Co ltd
Current assignee: Sichuan Tewitt Fire Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-02-01
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a pressure type proportional mixing device, which relates to the technical field of fire-fighting equipment and comprises a tank body, a liquid injection hole arranged at the top and a water outlet valve arranged at the bottom, wherein a capsule tank is arranged in the tank body, a gap is formed between the capsule tank and the inner wall of the tank body, a proportional mixer is arranged outside the tank body and connected with the liquid injection hole through a pipeline and is connected with a water pipe, a water inlet control valve is arranged at the water pipe, a liquid level meter assembly is arranged on the side wall of the tank body, an exhaust valve is arranged on the side edge of the liquid injection hole, a foam injection assembly is connected with the liquid injection hole, and a foam control valve is arranged on a pipeline connecting the proportional mixer and the liquid injection hole.

Description

Pressure type proportional mixing device

Technical Field

The utility model relates to the technical field of fire fighting equipment, in particular to a pressure type proportional mixing device.

Background

The pressure type proportional mixing device comprises a foam tank, a pressure type proportional mixer, a diaphragm, a water inlet pipe, a liquid outlet pipe, a control valve and the like. When pressure water of the fire-fighting water pump enters the proportioning device along the water supply pipeline, a part of the pressure water flows into the foam liquid storage tank through the water inlet pipeline to extrude foam liquid in the diaphragm, the foam liquid enters the pressure proportioning device through the liquid outlet pipeline, mixed liquid is formed in the mixer and water according to a specified proportion and flows out of the mixer, and then the mixed liquid is sent to foam generating equipment through a mixed liquid pipe to spray foam for fire extinguishing.

However, traditional pressure type proportion mixing arrangement is because structural design is reasonable optimization inadequately, in the use, often appears the interior foam liquid of diaphragm and is difficult for going out the liquid, goes out difficult accuse to and use the interior foam liquid residual amount more problem of diaphragm at the back, and the diaphragm keeps apart the effect not good, leads to once not using up unable reuse, is unfavorable for effectively putting out a fire the operation with this, and there is certain extravagant problem in addition, also has the not good problem of water liquid mixing proportion cooperation.

Therefore, a pressure type proportional mixing device is designed according to the technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems that foam in a mixer in the prior art must be used up at one time, waste exists and the like, a pressure type proportional mixing device is designed.

The utility model specifically adopts the following technical scheme for realizing the purpose: a pressure type proportional mixing device, which comprises a tank body, a liquid injection hole arranged at the top and a water outlet valve arranged at the bottom, a capsule tank is arranged in the tank body, a gap is formed between the capsule tank and the inner wall of the tank body, a proportional mixer is connected with the liquid injection hole outside the tank body through a pipeline, the proportional mixer is connected with a water pipe, a water inlet control valve is arranged at the water pipe, a liquid level meter assembly is arranged on the side wall of the tank body, an exhaust valve is arranged on the side of the liquid injection hole, a foam injection assembly is connected with the liquid injection hole, a foam control valve is arranged on a pipeline connecting the proportioner and the liquid injection hole, the liquid level meter component comprises a liquid level meter, a liquid level meter emptying valve and a liquid level meter ball valve, the foam filling component comprises a foam pool and a connecting pipe connected with the foam pool, and a foam liquid filling pump is arranged between the connecting pipes, and the proportional mixer is a PHY type pressure type proportional mixer.

Further, the tank body is provided with a standby hole, the standby hole is connected with the safety valve, and water can be poured through the standby hole when the water cannot be poured due to the fact that a problem occurs in the water injection pipe, so that normal work can be achieved.

Furthermore, the side of the tank body is provided with a manhole, so that the tank is convenient for personnel to enter for repair.

Further, the jar body is including a jar body and stabilizer blade, be equipped with fixing bolt on the stabilizer blade for can adapt to various topography, can will stabilize the jar body, avoid because outdoor environment leads to the skew.

Further, the tank body is an integrated tank body, so that the internal bearing pressure can be increased.

The working principle is as follows: the application adopts that the foam liquid pressure storage tank gold that takes the capsule and PHY type pressure type proportioner constitute, when rivers in the system pipe network reduced pressure orifice plate through the proportioner, can form the pressure differential around the orifice plate, in some water (3% or 6%) entering jar of pressure eminence, extrude the capsule, extrude the foam liquid in the capsule to system pipe network low pressure department and mix with water and form the foam mixed liquid, then the adaptation foam generator produces corresponding foam and puts out a fire.

The utility model has the following beneficial effects:

1. the utility model adopts the foam liquid pressure storage tank with the capsule and the PHY type pressure type proportional mixer to form foam mixed liquid which can be formed by a replacement mode, can maintain accurate mixing proportion under the condition of flow and pressure change, can generate sufficient foam when extinguishing fire, simultaneously has very small pressure drop loss of the product, ensures large energy and strong penetrating power of the sprayed foam, improves the fire extinguishing effect, and simultaneously can not waste the foam because the foam in the capsule is used up at one time.

2. When the water content in the system is insufficient, the utility model can adopt the spare hole to manually add water so as to complete the work.

3. According to the utility model, the manhole is arranged on the side edge of the tank body, so that personnel can conveniently enter the tank body for repairing, the tank body comprises the tank body and the support legs, and the fixing bolts are arranged on the support legs, so that the tank body can adapt to various terrains, can be stabilized, and can be prevented from deviating due to an outdoor environment.

Drawings

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic diagram of the construction of the foam concentrate pour pump of the present invention;

reference numerals: 1-tank body, 2-liquid injection hole, 3-water outlet valve, 4-proportion mixer, 5-water inlet control valve, 6-liquid level meter component, 7-exhaust valve, 8-foam injection component, 9-foam control valve, 10-standby hole, 11-safety valve, 12-human-shaped hole, 13-tank body, 14-support leg, 15-capsule tank, 601-liquid level meter, 602-liquid level meter emptying valve, 603-liquid level meter ball valve, 801-foam pool, 802-connecting pipe and 803-foam liquid injection pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1 to 3, a pressure type proportional mixing device comprises a tank body 1, a liquid injection hole 2 arranged at the top and a water outlet valve 3 arranged at the bottom, wherein a capsule tank 15 is arranged in the tank body 1, a gap exists between the capsule tank 15 and the inner wall of the tank body 1, a proportional mixer 4 is arranged outside the tank body 1 and connected with the liquid injection hole 2 through a pipeline, the proportional mixer 4 is connected with a water pipe, a water inlet control valve 5 is arranged at the water pipe, a liquid level meter assembly 6 is arranged on the side wall of the tank body 1, an exhaust valve 7 is arranged on the side edge of the liquid injection hole 2, a foam injection assembly 8 is connected with the liquid injection hole 2, a foam control valve 9 is arranged on a connecting pipe 802 between the proportional mixer 4 and the liquid injection hole 2, the liquid level meter assembly 6 comprises a liquid level meter 601, a liquid level emptying valve 602 and a liquid level ball valve 603, the foam injection assembly 8 comprises a foam pool 801 and a connecting pipe 802 connected with the foam pool 801, a foam liquid filling pump 803 is arranged between the connecting pipes 802, and the proportioner 4 is a PHY type pressure proportioner 4.

When the utility model is used

1) One of the distributed hoses is connected between a liquid suction port of the foam liquid filling pump 803 and a foam pool 801 containing foam liquid, and the other hose is connected between a liquid outlet of the foam liquid filling pump 803 and an interface of a liquid injection hole 2 on the tank body 1;

2) opening a sealing cover at the water filling and guiding position on the pump, filling foam liquid into a hose between the pump and the foam liquid pool, and sealing the sealing cover;

3) closing the liquid outlet valve, and opening the upper liquid filling control valve of the tank body 1, the upper capsule exhaust valve 7 of the tank body 1 and the tank wall exhaust valve 7; switching on an AC220V power supply, and turning on a water pump for filling liquid;

4) when water is discharged from the air outlet valve 7 of the capsule or the foam liquid can not be continuously filled in the capsule in the filling process, the water outlet valve is opened to drain water, so that the filled foam liquid is equivalent to the drained water, and the foam liquid is ensured to be smoothly filled into the capsule.

5) Once the pouring is finished, the pouring control valve on the tank body 1 is closed to prevent the foam liquid from flowing back; then the power supply is closed, and the capsule exhaust valve 7, the tank wall exhaust valve 7 and the drain valve are closed.

6) After the pump is used, clean water is pumped for a period of time to clean the foam liquid remained in the pump body so as to avoid causing corrosion of the pump.

Example 2

As shown in fig. 1 to 3, in order to enable the present invention to be conveniently used for watering in various environments, the present embodiment is further improved on the basis of embodiment 1, the tank 1 is provided with a spare hole 10, the spare hole 10 is connected with a safety valve 11, when a water pipe fails to water, the tank 1 can be used for watering through the spare hole 10, the tank 1 includes a tank body 13 and a support leg 14, and the support leg 14 is provided with a fixing bolt, so that the tank can adapt to various terrains, the tank 1 can be stabilized, and deviation caused by outdoor environment can be avoided.

Example 3

As shown in fig. 1 to fig. 3, in order to facilitate the maintenance of the present invention, the present embodiment is further modified based on embodiment 2: the pot body 1 side is equipped with someone hole 12, makes things convenient for personnel to get into the repair, the pot body 1 formula jar body 1 as an organic whole for can increase inside bearing pressure.

The protection scope of the present invention is not limited to the above examples, and variations of the support plate, the bolt, etc. made by those skilled in the art on the basis of the present invention are within the protection scope.

Claims

1. The utility model provides a pressure type proportion mixing arrangement, includes a jar body (1), locates the outlet valve (3) of annotating liquid hole (2) and bottom at top, its characterized in that, be equipped with capsule jar (15) in jar body (1), there is the clearance between capsule jar (15) and jar body (1) inner wall, jar body (1) is equipped with proportion blender (4) through the pipe connection with annotating liquid hole (2) outward, proportion blender (4) and water piping connection, water pipe department is equipped with into water control valve (5), jar body (1) lateral wall is equipped with level gauge subassembly (6), it is equipped with discharge valve (7) to annotate liquid hole (2) side, it is equipped with foam filling subassembly (8) to annotate liquid hole (2) connection, be equipped with foam control valve (9) on proportion blender (4) and the liquid hole (2) connecting tube.

2. A pressure type proportioning device according to claim 1, wherein: the tank body (1) is provided with a standby hole (10), and the standby hole (10) is connected with the safety valve (11).

3. A pressure type proportioning device according to claim 1, wherein: the proportional mixer (4) is a PHY type pressure proportional mixer.

4. A pressure type proportioning device according to claim 1, wherein: a man-shaped hole (12) is formed in the side edge of the tank body (1).

5. A pressure type proportioning device according to claim 1, wherein: the gauge assembly (6) includes a gauge (601), a gauge drain valve (602), and a gauge ball valve (603).

6. A pressure type proportioning device according to claim 1, wherein: the foam filling assembly (8) comprises a foam pool (801) and connecting pipes (802) connected with the foam pool (801), and foam liquid filling pumps (803) are arranged between the connecting pipes (802).

7. A pressure type proportioning device according to claim 1, wherein: the tank body (1) comprises a tank body (13) and support legs (14), and fixing bolts are arranged on the support legs (14).

8. A pressure type proportioning device according to claim 1, wherein: the tank body (1) is an integrated tank body.