CN209752305U - Sand removal filter for fire hose - Google Patents

Abstract

The utility model relates to a fire hose is with sand removal filter, including filter housing, sealed lid, division board, kuppe and belt cleaning device, the top of filter housing is located to sealed lid, the intermediate position of sealed lid is equipped with the aqueduct that communicates with the filter housing inner chamber, one side of aqueduct is equipped with belt cleaning device, the end of intaking and the inlet channel of aqueduct are connected, the sealed one side that is located the aqueduct that covers is equipped with the outlet pipe, the utility model provides a fire hose is with sand removal filter sets up belt cleaning device through the one side at the aqueduct, and clean rivers pass through belt cleaning device and get into the kuppe, wash water from reverse entering filter grid, can realize clearing up the grit of assembling on filter grid.

Description

Sand removal filter for fire hose

Technical Field

The utility model belongs to the technical field of fire-fighting equipment, especially, relate to a sand removal filter for fire-fighting water pipe.

Background

Fire engine or fire control pipeline when putting out the conflagration, put out a fire with fire control rivers injection in the open fire region usually, for the scope that improves rivers injection, install the fire-fighting lance on fire hose usually, improve the distance of rivers injection. At present, behind the fire water pipe that flows into from fire water pitcher or fire control water supply pipe, owing to lack necessary filtration equipment, lead to the silt particle that mix with in the rivers in flowing into the fire water gun along with the rivers, will lead to the jam of fire water gun, seriously influence the work of putting out a fire disaster, cause loss of property's impaired or the injures and deaths of personnel.

in the prior chinese patent CN201720795463.0, a fire fighting water pipe uses a desanding filter to input fire fighting water into a desanding filter chamber through a water conduit, a filter cartridge filters sand in water flow and discharges the sand into a sand collecting chamber, and a sand discharge valve is periodically opened to discharge the sand; rivers after cartridge filter filtering silt particle flow into water conservancy diversion chamber, then flow into the chamber that catchments through the perforating hole, finally flow into the fire control outlet pipe from sand outlet and discharge and supply the fire control to put out a fire and use, have improved the filter effect to fire control rivers, avoid blockking up the fire-fighting squirt such as silt particle, but its still exists following shortcoming: after the sand removing filter is used, the interior of the filter cannot be cleaned.

Disclosure of Invention

The utility model provides a desanding filter for a fire-fighting water pipe for solving the technical problems in the prior art.

The utility model discloses a solve the technical scheme that technical problem that the well-known technique exists was taken: the utility model provides a fire hose is with degritting filter, includes filter housing, sealed lid, division board, kuppe and belt cleaning device, the top of filter housing is located to sealed lid, the intermediate position of sealed lid is equipped with the aqueduct with filter housing inner chamber intercommunication, one side of aqueduct is equipped with belt cleaning device, the end of intaking and the inlet channel of aqueduct are connected, the one side that lies in the aqueduct on the sealed lid is equipped with the outlet pipe, the outlet end and the outlet channel intercommunication of outlet pipe, filter housing's inside is equipped with the division board, the bottom welding of division board has the kuppe, the inboard of kuppe is equipped with the filtration grid, correspond the position with the kuppe on the division board and be equipped with the sand outlet, filter housing's bottom is equipped with the sand outlet, the bottom of.

Furthermore, belt cleaning device is including placing the shell and blockking up the ball, place the shell and be the rectangle structure, block up the inside that the shell was located to the ball, place the inside powerful magnet that is equipped with of the rear side of shell, the upper and lower end of placing the shell is equipped with the water conservancy diversion hole with the inside intercommunication of aqueduct.

Furthermore, the bottom of the aqueduct is provided with a baffle ring, and the diameter of the baffle ring is smaller than that of the blocking ball.

Further, the blocking ball is made of a metal material attracted by the powerful magnet, and the diameter of the blocking ball is consistent with the inner diameters of the water guide pipe and the placing shell.

Further, the diameter of the meshes of the filter grid is 10-20 mm.

Furthermore, the outer surface of the sand outlet is provided with an external thread, and the screw cap is in threaded connection with the sand outlet.

The utility model has the advantages and positive effect as follows:

1. The utility model provides a pair of sand removal filter for fire hose sets up belt cleaning device through one side at the aqueduct, and clean rivers pass through belt cleaning device and get into the kuppe, washs water and from reverse entering filter grid, can realize clearing up the grit of assembling on filter grid.

Drawings

Fig. 1 is a schematic view of the overall structure of an apparatus provided by an embodiment of the present invention;

Fig. 2 is a schematic structural view of a cleaning device provided by an embodiment of the present invention.

In the figure: 1. a filter housing; 2. a sealing cover; 3. a partition plate; 4. a pod; 5. a cleaning device; 6. A nut; 7. a sand outlet; 8. a baffle ring; 9. filtering the grating; 10. a water conduit; 11. a water inlet pipe; 12. A water outlet pipeline; 13. a water outlet pipe; 51. placing the shell; 52. blocking the ball; 53. a strong magnet; 54. and (4) flow guide holes.

Detailed Description

in order to further understand the contents, features and effects of the present invention, the following embodiments are listed and will be described in detail with reference to the accompanying drawings.

The structure of the sand removing filter for fire hose of the present invention will be described in detail with reference to fig. 1-2 below: a sand removing filter for a fire hose comprises a filter shell 1, a sealing cover 2, a partition plate 3, a diversion cover 4 and a cleaning device 5, wherein the sealing cover 2 is arranged above the filter shell 1, a water guide pipe 10 communicated with an inner cavity of the filter shell 1 is arranged at the middle position of the sealing cover 2, the cleaning device 5 is arranged on one side of the water guide pipe 10, the water inlet end of the water guide pipe 10 is connected with a water inlet pipeline 11, a water outlet pipe 13 is arranged on one side, positioned on the water guide pipe 10, of the sealing cover 2, the water outlet end of the water outlet pipe 13 is communicated with a water outlet pipeline 12, the partition plate 3 is arranged inside the filter shell 1, the diversion cover 4 is welded at the bottom of the partition plate 3, a filtering grid 9 is arranged on the inner side of the diversion cover 4, a sand outlet 7 is arranged at the position, corresponding to the diversion cover 4, of the bottom, the bottom of sand outlet 7 is equipped with nut 6, belt cleaning device 5 is including placing shell 51 and jam ball 52, place shell 51 is the rectangle structure, jam ball 52 locates the inside of placing shell 51, the inside powerful magnet 53 that is equipped with of rear side of placing shell 51, the upper and lower end of placing shell 51 is equipped with the water conservancy diversion hole 54 with the inside intercommunication of aqueduct 10, the bottom of aqueduct 10 is equipped with retaining ring 8, and the diameter of this retaining ring 8 is less than the diameter of jam ball 52, jam ball 52 is made for the metal material with powerful magnet 53 attraction to the diameter of jam ball 52 is unanimous with aqueduct 10 and the internal diameter of placing shell 51, the mesh diameter of filter screen 9 is 10-20mm, the surface of sand outlet 7 is equipped with the external screw thread, nut 6 and sand outlet 7 threaded connection.

The working principle is as follows: during the use, fire-fighting water passes through inlet channel 11 and gets into honeycomb duct 10, and fire-fighting water carries out the filtration of grit through the filtration grid 9 on the kuppe 4, then discharges through outlet conduit 12 from outlet pipe 13, realizes the filtration of grit, and after the use was accomplished, the inside jam ball 52 of belt cleaning device 5 got into the lower extreme of honeycomb duct 10 and blockked up, and cleaning water gets into kuppe 4 from belt cleaning device 5, and reverse discharge to filtration grid 9, washs water and discharges from sand outlet 7, realizes the cleanness to filtration grid 9.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a fire hose is with sand removal filter, includes filter housing (1), sealed lid (2), division board (3), kuppe (4) and belt cleaning device (5), its characterized in that, the top of filter housing (1) is located in sealed lid (2), the intermediate position of sealed lid (2) is equipped with aqueduct (10) with filter housing (1) inner chamber intercommunication, one side of aqueduct (10) is equipped with belt cleaning device (5), the inlet end and the inlet channel (11) of aqueduct (10) are connected, the one side that lies in aqueduct (10) on sealed lid (2) is equipped with outlet pipe (13), the outlet end and outlet channel (12) intercommunication of outlet pipe (13), the inside of filter housing (1) is equipped with division board (3), kuppe (4) have been welded to the bottom of division board (3), the inboard of kuppe (4) is equipped with filtering grid (9), division board (3) go up and be equipped with sand outlet (7) with kuppe (4) corresponding position, the bottom of filter housing (1) is equipped with sand outlet (7), the bottom of sand outlet (7) is equipped with nut (6).

2. The sand removing filter for the fire hose according to claim 1, wherein the cleaning device (5) comprises a placing shell (51) and a blocking ball (52), the placing shell (51) has a rectangular structure, the blocking ball (52) is arranged inside the placing shell (51), a powerful magnet (53) is arranged inside the rear side of the placing shell (51), and diversion holes (54) communicated with the inside of the water hose (10) are arranged at the upper end and the lower end of the placing shell (51).

3. A sand removing filter for a fire hose according to claim 1, wherein the bottom of the water hose (10) is provided with a baffle ring (8), and the diameter of the baffle ring (8) is smaller than that of the blocking ball (52).

4. A sand removing filter for a fire hose according to claim 3, wherein the blocking ball (52) is made of a metal material attracted to the strong magnet (53), and the diameter of the blocking ball (52) is identical to the inner diameter of the water guiding pipe (10) and the placing case (51).

5. A sand removing filter for a fire hose according to claim 1, wherein the diameter of the mesh of the filtering grill (9) is 10-20 mm.

6. A sand removing filter for a fire hose according to claim 1, wherein the outer surface of the sand outlet (7) is provided with an external thread, and the nut (6) is in threaded connection with the sand outlet (7).