CN218178028U

CN218178028U - Water release device for fire pump

Info

Publication number: CN218178028U
Application number: CN202221749331.1U
Authority: CN
Inventors: 吕杭科; 求迪飞; 丁宇
Original assignee: Zhejiang Huaqiu Fire Equipment Co ltd
Current assignee: Zhejiang Huaqiu Fire Equipment Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-12-30
Anticipated expiration: 2032-07-06

Abstract

The utility model provides a sluicing ware for fire pump belongs to fire-fighting equipment technical field, and it has solved when current fire hydrant delivery pressure is greater than fire pump intake pressure, the problem of the easy damage of fire pump. This water sluicing ware for fire pump, including the valve body, the both ends of valve body are provided with delivery port and water inlet respectively, have seted up the outlet on the valve body, are fixed with the connecting pipe on the outlet, and the intercommunication has the drain pipe on the connecting pipe, and the connecting pipe is formed with the ladder groove with the junction of outlet, is provided with seal assembly on the ladder groove, is connected with the elasticity subassembly on the seal assembly, and the elasticity subassembly is connected with the connecting pipe. The utility model has the advantages of stable internal pressure when the fire pump can be guaranteed to use.

Description

Water release device for fire pump

Technical Field

The utility model belongs to the technical field of the fire control facility, a water sluicer, especially a water sluicer for fire pump is related to.

Background

As the name suggests, the fire pump used in fire fighting is an imported foreign product, is divided into different types according to different classification modes, has the characteristics of full sealing, no leakage and corrosion resistance, is widely applied to departments of environmental protection, water treatment, fire fighting and the like, is used for pumping various liquids, and is an ideal pump and fire fighting system for creating a non-leakage and non-pollution civilized workshop and a civilized factory. The pump types are all similar, with differences in head and flow.

The fire pump is generally connected with the fire hydrant and is used, and the fire hydrant goes out water pressure and is far greater than the import pressure of fire pump, so cause the fire pump to damage or destroy the leakproofness of fire pump easily, consequently provide a water sluicer for fire pump, reduce the inside water pressure of fire pump loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a water sluicing device for fire pump, the technical problem that this utility model will solve is: the internal pressure of the fire pump can be ensured to be stable when the fire pump is used.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a sluicing ware for fire pump, includes the valve body, the both ends of valve body are provided with delivery port and water inlet respectively, have seted up the outlet on the valve body, are fixed with the connecting pipe on the outlet, and the intercommunication has the drain pipe on the connecting pipe, and the connecting pipe is formed with the ladder groove with the junction of outlet, is provided with seal assembly on the ladder groove, is connected with the elasticity subassembly on the seal assembly, and the elasticity subassembly is connected with the connecting pipe.

The utility model discloses a theory of operation is: during the use, the valve body passes through the water inlet and is connected with the fire hydrant, the valve body passes through the delivery port and is connected with the fire pump, in operation, water in the fire hydrant passes through the valve body and gets into the fire pump, when fire hydrant play water pressure is greater than elastic component to sealing component's pressure, water pressure punches to sealing component through the sluicing mouth, make sealing component keep away from the sluicing mouth, thereby water pressure can discharge from the drain pipe through the connecting pipe, reduce the pressure of fire pump import, when fire hydrant play water pressure equals or is less than elastic component to sealing component's pressure, water pressure punches to sealing component through the sluicing mouth, under elastic component's effect, sealing component prevents rivers and passes through the sluicing mouth, make the water pressure in the fire pump can not reduce, so can guarantee the stability of fire pump internal pressure, also can play the connection effect when supplying water, improve the life of fire pump, moreover, the use is simple, for follow-up fire control work has practiced thrift the time, the practicality of sluicing ware has been improved.

The sealing component comprises a pressing sheet, the pressing sheet is connected with a rubber pad through a fixing component, the periphery of the rubber pad is abutted to the stepped groove, the inner diameters of the rubber pad and the pressing sheet are larger than the inner diameter of the water discharge opening, and the elastic component is connected with the pressing sheet.

By adopting the structure, when the pressure-release mechanism works, the pressure-release sheet always keeps the force close to the water outlet under the action of the elastic component, and the pressure-release sheet drives the rubber pad to be abutted against the stepped groove.

The fixing assembly comprises a compression screw, a pressing plate is arranged on the rubber pad, the diameter of the pressing plate is smaller than the inner diameter of the water discharge opening, and the compression screw fixedly connects the rubber pad and the pressing sheet through the pressing plate.

By adopting the structure, the pressing screw is convenient for tightly attaching the pressing plate and the rubber pad together, and simultaneously, the other surface of the rubber pad is tightly attached to the pressing sheet, so that the stability of the rubber pad is improved, and the sealing performance between the outer diameter of the rubber pad and the stepped groove is improved.

The elastic component comprises a pressure relief spring, an annular groove matched with the pressure relief spring is formed in the pressing piece, the pressure relief spring is sleeved on the pressing piece through the annular groove, a push rod is fixed on the pressing piece and located on the inner periphery of the pressure relief spring, and an elastic adjusting component is arranged at the other end of the pressure relief spring.

Structure more than adopting, during the use, adjust the pressure release spring through elasticity adjusting part and to preforming elasticity, the setting of ejector pin has improved the stability that the preforming removed, avoids the skew ladder groove of rubber pad to remove.

Elasticity adjusting part has the regulation gland including adjusting the gland, and the other end of connecting pipe has the regulation gland through external screw thread threaded connection, sets up the hole that supplies the ejector pin to stretch out on the regulation gland, and the pressure release spring is contradicted with the regulation gland.

By adopting the structure, when the pressure relief device is used, the elastic force between the pressure relief spring and the pressure relief spring is changed by rotating the adjusting gland, so that the elastic force between the pressure relief spring and the pressing sheet is changed, and the water release pressure is changed.

The water inlet is rotatably connected with a first connector through a wrench connecting sleeve, a water inlet pipe wrench is fixed on the first connector, and a second connector is rotatably connected on the water outlet.

Structure more than adopting during the use is connected with the fire pump through first connector, then makes first connector and fire pump fixed connection through inlet tube spanner and spanner adapter sleeve cooperation, through rotating the second connector, makes its and fire hydrant fixed connection, so improves the stability of connecting, avoids the junction to slual.

Compared with the prior art, this water sluicing ware for fire pump has following advantage:

1. during the use, the valve body passes through the water inlet and is connected with the fire hydrant, the valve body passes through the delivery port and is connected with the fire pump, in operation, water in the fire hydrant passes through the valve body and gets into the fire pump, when fire hydrant play water pressure is greater than elastic component to sealing component's pressure, water pressure punches to sealing component through the sluicing mouth, make sealing component keep away from the sluicing mouth, thereby water pressure can discharge from the drain pipe through the connecting pipe, reduce the pressure of fire pump import, when fire hydrant play water pressure equals or is less than elastic component to sealing component's pressure, water pressure punches to sealing component through the sluicing mouth, under elastic component's effect, sealing component prevents rivers and passes through the sluicing mouth, make the water pressure in the fire pump can not reduce, so can guarantee the stability of fire pump internal pressure, also can play the connection effect when supplying water, improve the life of fire pump, moreover, the use is simple, for follow-up fire control work has practiced thrift the time, the practicality of sluicing ware has been improved.

2. The compression screw is convenient for tightly attaching the pressing plate and the rubber pad together, and meanwhile, the other surface of the rubber pad is tightly attached to the pressing plate, so that the stability of the rubber pad is improved, and the sealing property between the outer diameter of the rubber pad and the stepped groove is improved.

3. During the use, adjust the pressure release spring through elasticity adjusting part and to preforming elasticity, the setting of ejector pin has improved the stability that the preforming removed, avoids the skew ladder groove of rubber pad to remove.

4. During the use, be connected with the fire pump through first connector, then make first connector and fire pump fixed connection through inlet tube spanner and spanner adapter sleeve cooperation, through rotating the second connector, make its and fire hydrant fixed connection, so improve the stability of connecting, avoid the junction to slual.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is a schematic structural diagram of the elastic member of the present invention.

In the figure, 1, a valve body; 2. a water inlet; 3. a water outlet; 4. a water inlet pipe wrench; 5. connecting sleeves of wrenches; 6. a drain pipe; 7. adjusting a gland; 8. a top rod; 9. a pressure relief spring; 10. tabletting; 11. a rubber pad; 12. a compression screw; 13. a first connection head; 14. a second connector; 15. a water discharge opening; 16. a connecting pipe; 17. and (7) pressing a plate.

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. 1-4, the water release device for the fire pump comprises a valve body 1, wherein a water outlet 2 and a water inlet 3 are respectively arranged at two ends of the valve body 1, a water release opening 15 is formed in the valve body 1, a connecting pipe 16 is fixed on the water release opening 15, the connecting pipe 16 is communicated with a water discharge pipe 6, a stepped groove is formed at the joint of the connecting pipe 16 and the water release opening 15, a sealing assembly is arranged on the stepped groove, an elastic assembly is connected onto the sealing assembly, and the elastic assembly is connected with the connecting pipe 16.

During the use, valve body 1 is connected with the fire hydrant through water inlet 3, valve body 1 is connected with the fire pump through delivery port 2, in operation, water in the fire hydrant passes through valve body 1 and gets into the fire pump, when fire hydrant play water pressure is greater than the pressure of elastic component to sealing assembly, water pressure rams sealing assembly through outlet 15, make sealing assembly keep away from outlet 15, thereby water pressure can discharge from drain pipe 6 through connecting pipe 16, reduce the pressure of fire pump import, when fire hydrant play water pressure equals or is less than the pressure of elastic component to sealing assembly, water pressure rams sealing assembly through outlet 15, under the effect of elastic component, sealing assembly prevents rivers and passes through outlet 15, make the water pressure in the fire pump can not reduce, so can guarantee the stability of the internal pressure of fire pump, also can play the connection effect when supplying water, improve the life of fire pump, moreover, and the use is simple, for follow-up fire control work has practiced thrift the time, the practicality of sluicing ware has been improved.

Sealing assembly includes preforming 10, and preforming 10 is connected with rubber pad 11 through fixed subassembly, and the periphery and the ladder groove of rubber pad 11 are contradicted, and the internal diameter of rubber pad 11 and preforming 10 all is greater than the internal diameter of discharge opening 15, and elastic component is connected with preforming 10.

During operation, the pressing sheet 10 keeps the force close to the water discharge opening 15 under the action of the elastic component, and the pressing sheet 10 drives the rubber pad 11 to abut against the stepped groove.

The fixing assembly comprises a compression screw 12, a pressing plate 17 is arranged on the rubber pad 11, the diameter of the pressing plate 17 is smaller than the inner diameter of the water drainage opening 15, and the compression screw 12 fixedly connects the rubber pad 11 with the pressing sheet 10 through the pressing plate 17.

The compression screw 12 is convenient for tightly attaching the pressing plate 17 and the rubber pad 11 together, and simultaneously, the other surface of the rubber pad 11 is tightly attached to the pressing plate 10, so that the stability of the rubber pad 11 is improved, and the sealing performance between the outer diameter of the rubber pad 11 and the stepped groove is improved.

The elastic component comprises a pressure relief spring 9, an annular groove matched with the pressure relief spring 9 is formed in the pressing piece 10, the pressure relief spring 9 is sleeved on the pressing piece 10 through the annular groove, an ejector rod 8 is fixed on the pressing piece 10, the ejector rod 8 is located on the inner periphery of the pressure relief spring 9, and the other end of the pressure relief spring 9 is provided with an elastic force adjusting component.

During the use, adjust pressure release spring 9 through elasticity adjusting part and to preforming 10 elasticity, the setting of ejector pin 8 has improved the stability that preforming 10 removed, avoids the skew ladder groove of rubber pad 11 to remove.

Elasticity adjusting part has regulation gland 7 including adjusting gland 7, and the other end of connecting pipe 16 has regulation gland 7 through external screw thread threaded connection, sets up the hole that supplies ejector pin 8 to stretch out on the regulation gland 7, and pressure release spring 9 contradicts with adjusting gland 7.

When the pressure relief device is used, the elastic force between the pressure relief spring 9 and the adjusting gland 7 is changed by rotating the adjusting gland, so that the elastic force between the pressure relief spring 9 and the pressing sheet 10 is changed, and the water drainage pressure is changed.

The water inlet 3 is rotatably connected with a first connector 13 through a wrench connecting sleeve 5, a water inlet pipe wrench 4 is fixed on the first connector 13, and a second connector 14 is rotatably connected on the water outlet 2.

During the use, be connected with the fire pump through first connector 13, then make first connector 13 and fire pump fixed connection through the cooperation of inlet tube spanner 4 and spanner adapter sleeve 5, through rotating second connector 14, make its and fire hydrant fixed connection, so improve the stability of connecting, avoid the junction to slual.

First of all, be connected with the fire pump through first connector 13, then make first connector 13 and fire pump fixed connection through the cooperation of inlet tube spanner 4 and spanner adapter sleeve 5, through rotating second connector 14, make it and fire hydrant fixed connection, then open the fire hydrant, water in the fire hydrant passes through valve body 1 and gets into the fire pump, in valve body 1, rivers pass through outlet 15 and stamp rubber pad 11, when rivers pressure is greater than the elasticity of pressure release spring 9 to preforming 10, rivers pressure makes rubber pad 11 remove to adjusting gland 7, rubber pad 11 drives preforming 10 and removes, preforming 10 drives ejector pin 8 and removes, then rivers pass through connecting pipe 16 and discharge from drain pipe 6, also can rotate adjusting gland 7 according to the water pressure size and change its and the elasticity between pressure release spring 9, make the elasticity between pressure release spring 9 and preforming 10 change, thereby water release pressure has been changed, so guarantee the stability of fire pump internal pressure.

To sum up, through the cooperation of seal assembly and elasticity subassembly, can guarantee the stable advantage of internal pressure when realizing the fire pump use.

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

1. The utility model provides a sluicing ware for fire pump, includes valve body (1), a serial communication port, the both ends of valve body (1) are provided with delivery port (2) and water inlet (3) respectively, have seted up outlet (15) on valve body (1), are fixed with connecting pipe (16) on outlet (15), and the intercommunication has drain pipe (6) on connecting pipe (16), and connecting pipe (16) are formed with the ladder groove with the junction of outlet (15), are provided with seal assembly on the ladder groove, the last elasticity subassembly that is connected with of seal assembly, elasticity subassembly is connected with connecting pipe (16).

2. The water release device for the fire pump as claimed in claim 1, wherein the sealing assembly comprises a pressing sheet (10), the pressing sheet (10) is connected with a rubber pad (11) through a fixing assembly, the periphery of the rubber pad (11) is abutted against the stepped groove, the inner diameters of the rubber pad (11) and the pressing sheet (10) are both larger than the inner diameter of the water release opening (15), and the elastic assembly is connected with the pressing sheet (10).

3. The water release device for the fire pump as claimed in claim 2, wherein the fixing assembly comprises a compression screw (12), a pressing plate (17) is arranged on the rubber gasket (11), the diameter of the pressing plate (17) is smaller than the inner diameter of the water release opening (15), and the compression screw (12) fixedly connects the rubber gasket (11) and the pressing sheet (10) through the pressing plate (17).

4. The water release device for the fire pump as claimed in claim 2, wherein the elastic member comprises a pressure release spring (9), an annular groove matched with the pressure release spring (9) is formed in the pressing plate (10), the pressure release spring (9) is sleeved on the pressing plate (10) through the annular groove, a push rod (8) is fixed on the pressing plate (10), the push rod (8) is located on the inner periphery of the pressure release spring (9), and the other end of the pressure release spring (9) is provided with an elastic force adjusting member.

5. The water drain device for the fire pump as claimed in claim 4, wherein the elasticity adjusting component comprises an adjusting gland (7), the other end of the connecting pipe (16) is connected with the adjusting gland (7) through an external thread, a hole for the ejector rod (8) to protrude is formed in the adjusting gland (7), and the pressure relief spring (9) is abutted against the adjusting gland (7).

6. A water release device for a fire pump according to claim 1, wherein the water inlet (3) is rotatably connected with a first connector (13) through a wrench connecting sleeve (5), a water inlet wrench (4) is fixed on the first connector (13), and a second connector (14) is rotatably connected on the water outlet (2).