CN213776492U

CN213776492U - Automatic drain valve of fire pump connector

Info

Publication number: CN213776492U
Application number: CN202022747544.8U
Authority: CN
Inventors: 孙漫漫
Original assignee: Hubei Dongjiu Fire Protection System Engineering Co ltd
Current assignee: Hubei Dongjiu Fire Protection System Engineering Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-23
Anticipated expiration: 2030-11-24

Abstract

The utility model provides an automatic drain valve of a fire pump combiner, which belongs to the technical field of fire pumps, and comprises a boss ring, wherein the upper surface of the boss ring is fixedly connected with an upper valve pipe, the lower surface of the boss ring is fixedly connected with a lower valve pipe, the middle part of the inner wall of the lower valve pipe is fixedly connected with a connecting column, one end of the connecting column, which is far away from the lower valve pipe, is fixedly connected with a fixed plate, the upper surface of the fixed plate is fixedly connected with a fixed column, and the outer surface of the fixed column is fixedly connected with a spring; in the water supply process, when the water pressure of the upper surface of the valve core is greater than the elastic force of the spring, the water pressure presses the valve core and the sliding block downwards to close the valve, so that the valve is prevented from being manually closed, the fire-fighting water is ensured to be timely provided, the rescue is accelerated, after the water supply is stopped, the water pressure is less than the elastic force, the valve core and the sliding block are both restored to the original position, the accumulated water in the pump is timely and automatically discharged, the workload of firefighters is reduced, and the phenomenon that the water pump is frozen due to the reduction of the air temperature is avoided.

Description

Automatic drain valve of fire pump connector

Technical Field

The utility model belongs to the technical field of the fire pump, concretely relates to automatic drain valve of fire pump connector.

Background

At present, drain valves of GB 8446-82 fire-fighting water pump couplers adopted in China are all manual stop valves, and when the fire-fighting water pump couplers are started to supply water to indoor fire scenes, the stop valves must be closed firstly; when the fire pump combiner stops supplying water to the indoor space, the stop valve must be opened in time to drain accumulated water in the fire pump combiner so as to prevent the fire pump combiner from frost cracking or rusting.

The fire pump connector in the prior art is installed in an underground fire well or indoors, before water is supplied to an indoor fire scene, a firefighter must go into the fire well or close the stop valve indoors, so that fire fighting time must be delayed, rescue is influenced, and after the fire pump connector stops supplying water, the firefighter opens the stop valve in time again, accumulated water in the fire pump connector is drained, and the workload of the firefighter is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire control water pump connector automatic drainage valve aims at solving among the prior art manual stop valve that closes and makes fire fighter can't in time put out a fire, and need in time open the stop valve after stopping supplying water, increases the problem of work load.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire pump combiner automatic drain valve, includes the boss ring, the last fixed surface of boss ring is connected with the upper valve pipe, the lower fixed surface of boss ring is connected with lower valve pipe, the middle part fixedly connected with spliced pole of lower valve intraductal wall, the one end fixedly connected with fixed plate of lower valve pipe is kept away from to the spliced pole, the last fixed surface of fixed plate is connected with the fixed column, the outer fixed surface of fixed column is connected with the spring, the last fixed surface of spring is connected with the case, the lower fixed surface of case is connected with sealed the pad, the lower fixed surface of case is connected with the slider, the through-hole has been seted up to the surface of slider.

In order to make this fire pump connector automatic drainage valve reach the effect of being convenient for lower valve pipe and last valve pipe and ring flange fixed connection, conduct the utility model relates to an it is preferred, the equal fixedly connected with helical tooth of surface of lower valve pipe and last valve pipe.

In order to make this fire pump connector automatic drainage valve reach the direction that makes rivers fixed, avoid connecing the effect that leads to the unable normal use of equipment, as the utility model relates to an it is preferred, go up the valve pipe and keep away from the one end fixedly connected with inlet tube of boss ring, the one end fixedly connected with outlet pipe of boss ring is kept away from to the valve pipe down.

In order to make this fire pump connector automatic drainage valve reach the effect of guaranteeing that the kneck is connected more fixed, as the utility model relates to an it is preferred, go up the equal fixedly connected with ring flange in junction of valve pipe and inlet tube and the junction of lower valve pipe and outlet pipe.

In order to make this fire pump connector automatic drainage valve reach and ensure ring flange fixed connection, prevent to connect the not hard up effect of messenger's equipment, conduct the utility model relates to an it is preferred, the last fixed surface of ring flange is connected with the bolt.

In order to make this fire pump connector automatic drainage valve reach and ensure to arrange the effect of the water in the fire pump connector to the greatest extent fast, conduct the utility model relates to an it is preferred, eight are no less than to the quantity of through-hole.

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

1. this automatic drain valve of fire pump connector, through the boss ring, the fixed plate, a spring, the case, sealed cooperation between filling up and the slider isotructure, at the water supply in-process, when the water pressure of case upper surface is greater than the elasticity of spring, water pressure then pushes down case and slider, make the valve close, avoid the manual valve that closes, guarantee in time to provide the fire water, accelerate the fire suppression rescue, after the water supply stops, water pressure is less than the elasticity of spring, then case and slider all resume the normal position, make the timely automatic discharge of ponding in the fire pump connector, reduce fire fighter's work load, also avoid temperature to reduce the frozen damage fire pump.

2. This fire pump connector automatic water discharge valve through the cooperation of slider and through-hole, and the cross-sectional area of through-hole diminishes gradually when the slider moves down, and water pressure crescent for closing of valve prevents that the too much loss of water resource is extravagant, provides more fire control water for the rescue, ensures in time to put out a fire.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an axial measurement structure of the present invention;

fig. 2 is a schematic front view of the helical teeth of the present invention;

fig. 3 is a schematic view of the front view structure of the middle valve element of the present invention.

In the figure: 1. a water outlet pipe; 2. a flange plate; 3. a lower valve tube; 4. a boss ring; 5. an upper valve pipe; 6. a bolt; 7. a water inlet pipe; 8. helical teeth; 9. connecting columns; 10. a spring; 11. a valve core; 12. a gasket; 13. a slider; 14. a through hole; 15. fixing a column; 16. and (7) fixing the plate.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a fire control water pump connector automatic drainage valve, including boss ring 4, the last fixed surface of boss ring 4 is connected with valve pipe 5, valve pipe 3 under the lower fixed surface of boss ring 4 is connected with, the middle part fixedly connected with spliced pole 9 of lower valve pipe 3 inner wall, the one end fixedly connected with fixed plate 16 of valve pipe 3 is kept away from down to spliced pole 9, the last fixed surface of fixed plate 16 is connected with fixed column 15, the outer fixed surface of fixed column 15 is connected with spring 10, the last fixed surface of spring 10 is connected with case 11, the lower fixed surface of case 11 is connected with sealed 12, the lower fixed surface of case 11 is connected with slider 13, through-hole 14 has been seted up to slider 13's surface.

The utility model discloses an in the embodiment, through boss ring 4, fixed plate 16, spring 10, case 11, the cooperation between sealed pad 12 and the slider 13 isotructure, in the water supply process, when the water pressure of case 11 upper surface is greater than spring 10's elasticity, water pressure then pushes down case 11 and slider 13, the cross-sectional area of through-hole 14 diminishes gradually when slider 13 moves down, water pressure crescent, the closing of valve has been accelerated, prevent too much loss of water resource extravagant, avoid manual closing valve, guarantee in time to provide the fire-fighting water, accelerate the fire suppression rescue, after water supply stops, water pressure is less than spring 10's elasticity, then case 11 and slider 13 all resume the normal position, make the timely automatic discharge of ponding in the fire-fighting water pump combiner, reduce fire fighter's work load, also avoid temperature to reduce to freeze the fire-fighting water pump.

Specifically, the outer surfaces of the lower valve pipe 3 and the upper valve pipe 5 are fixedly connected with spiral teeth 8.

In this embodiment: the outer surfaces of the lower valve pipe 3 and the upper valve pipe 5 are fixedly connected with spiral teeth 8, so that the lower valve pipe 3 and the upper valve pipe 5 are fixedly connected with the flange plate 2, and water seepage at a joint is prevented.

Specifically, one end of the upper valve pipe 5, which is far away from the boss ring 4, is fixedly connected with a water inlet pipe 7, and one end of the lower valve pipe 3, which is far away from the boss ring 4, is fixedly connected with a water outlet pipe 1.

In this embodiment: through inlet tube 7 and outlet pipe 1, make the direction of rivers fixed, avoid connecing the contrary unable normal use of equipment that leads to.

Specifically, the flange plates 2 are fixedly connected with the joint of the upper valve pipe 5 and the water inlet pipe 7 and the joint of the lower valve pipe 3 and the water outlet pipe 1.

In this embodiment: through the equal fixedly connected with ring flange 2 in the junction of last valve pipe 5 and inlet tube 7 and the junction of lower valve pipe 3 and outlet pipe 1, ensure more fixed of connecting, guarantee the smoothness of intaking and play water, prevent that the infiltration makes equipment damaged.

Specifically, the upper surface of the flange 2 is fixedly connected with a bolt 6.

In this embodiment: the bolts 6 are fixedly connected to the upper surface of the flange plate 2, so that the flange plate 2 is fixedly connected, and the equipment is prevented from loosening due to infirm connection and affecting normal use of the equipment.

Specifically, the number of the through holes 14 is not less than eight.

In this embodiment: the number of the through holes 14 is not less than eight, so that water in the fire pump combiner is quickly drained, and equipment is prevented from being frozen in winter.

The utility model discloses a theory of operation and use flow: this fire pump connector automatic drainage valve is when using, in the water supply process, when the water pressure of case 11 upper surface is greater than spring 10's elasticity, water pressure then pushes down case 11 and slider 13, the cross-sectional area of through-hole 14 diminishes gradually when slider 13 moves down, water pressure crescent, the closing of valve has been accelerated, prevent the too much loss of water resource extravagant, avoid manual closing valve, guarantee in time to provide the fire-fighting water, accelerate the fire suppression rescue, after the water supply stops, water pressure is less than spring 10's elasticity, then case 11 and slider 13 all resume the normal position, make the timely automatic discharge of ponding in the fire pump connector, reduce fire fighter's work load, also avoid temperature to reduce and freeze the fire pump.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fire control water pump connector automatic drain valve, includes boss ring (4), its characterized in that: the improved valve is characterized in that an upper surface of the boss ring (4) is fixedly connected with an upper valve pipe (5), a lower surface of the boss ring (4) is fixedly connected with a lower valve pipe (3), a connecting column (9) is fixedly connected to the middle of the inner wall of the lower valve pipe (3), one end of the connecting column (9) far away from the lower valve pipe (3) is fixedly connected with a fixed plate (16), an upper surface of the fixed plate (16) is fixedly connected with a fixed column (15), an outer surface of the fixed column (15) is fixedly connected with a spring (10), an upper surface of the spring (10) is fixedly connected with a valve core (11), a lower surface of the valve core (11) is fixedly connected with a sealing gasket (12), a lower surface of the valve core (11) is fixedly connected with a sliding block (13), and a through hole (14) is formed in the outer surface of the sliding block (13).

2. The automatic drain valve of the fire pump coupling according to claim 1, wherein: the outer surfaces of the lower valve pipe (3) and the upper valve pipe (5) are fixedly connected with spiral teeth (8).

3. The automatic drain valve of the fire pump coupling according to claim 1, wherein: go up valve pipe (5) and keep away from one end fixedly connected with inlet tube (7) of boss ring (4), valve pipe (3) are kept away from one end fixedly connected with outlet pipe (1) of boss ring (4) down.

4. The automatic drain valve of the fire pump coupling according to claim 3, wherein: the joint of the upper valve pipe (5) and the water inlet pipe (7) and the joint of the lower valve pipe (3) and the water outlet pipe (1) are fixedly connected with flange plates (2).

5. The automatic drain valve of the fire pump coupling according to claim 4, wherein: and the upper surface of the flange plate (2) is fixedly connected with a bolt (6).

6. The automatic drain valve of the fire pump coupling according to claim 1, wherein: the number of the through holes (14) is not less than eight.