CN220035509U - Underground fire control valve well - Google Patents

Abstract

The utility model discloses a buried fire valve well, which comprises a fire valve well body arranged below the ground and a fire valve arranged in the fire valve well body, wherein fire water pipes penetrating through the side walls of the fire valve well body are arranged at two ends of the fire valve, an adaptive well cover is arranged at the top opening of the fire valve well body, the fire valve well body comprises an upper cylinder body and a lower cylinder body which are respectively arranged above and below the fire water pipes, two symmetrical first bayonets are arranged at the lower end of the upper cylinder body, the two first bayonets are distributed along the length direction of the fire water pipes, a second bayonet corresponding to the first bayonet is arranged at the upper end of the lower cylinder body, after the upper cylinder body and the lower cylinder body are assembled, the first bayonet and the second bayonet are folded to form a mounting port for the fire water pipes, and a pressing mechanism for pressing the upper cylinder body on the lower cylinder body is further arranged on the fire valve well body. The fire control valve well is simple and quick in construction and short in construction period.

Description

Underground fire control valve well

Technical Field

The utility model relates to the technical field of fire control wells, in particular to a buried fire control valve well.

Background

The fire valve well is a facility for conveniently operating a valve of an underground fire pipeline when the valve needs to open and close a part of pipe network operation or overhaul operation. The fire valve well is a pit (or well) similar to a small room, and valves and the like are installed and arranged in the pit, so that the pipeline is conveniently inspected, cleaned and dredged at regular intervals, and the junction for preventing the pipeline from being blocked is called the fire valve well.

The traditional fire valve well is divided into a bricked valve well and a reinforced concrete valve well; there are generally circular and square shapes by shape; the valve types include gate valve, butterfly valve, stop valve, ball valve, hydraulic control valve, diaphragm valve, etc. The construction of the traditional bricked valve well and the reinforced concrete valve well is complex, and the construction period is long.

Disclosure of Invention

The utility model aims to provide a buried fire valve well, which is used for solving the problems of complex construction and long construction period of the traditional fire valve well.

In order to solve the technical problems, the utility model adopts the following scheme:

the utility model provides a bury formula fire control valve well, includes the fire control valve well body that sets up under ground and is located the fire control valve of fire control valve well body, and the fire control valve both ends are equipped with the fire control water pipe that passes fire control valve well body lateral wall, and fire control valve well body top opening part is equipped with the well lid of adaptation, fire control valve well body is including being located the upper cylinder of fire control water pipe upper and lower side respectively, and upper cylinder lower extreme is equipped with two symmetrical first bayonet sockets, and two first bayonet sockets distribute along fire control water pipe length direction, and lower cylinder upper end is equipped with the second bayonet socket that corresponds with first bayonet socket, and upper cylinder, lower cylinder assembly back, first bayonet socket and second bayonet socket fold and constitute and are used for the fire control water pipe to pass through the installing port, still are equipped with the hold-down mechanism that is used for compressing tightly upper cylinder on lower cylinder on the fire control valve well body.

Due to the adoption of the technical scheme, compared with the existing bricked valve well and reinforced concrete valve well, the fire-fighting valve well body is divided into the upper cylinder body and the lower cylinder body, the lower end of the upper cylinder body and the upper end of the lower cylinder body are provided with the corresponding first bayonet and the corresponding second bayonet, the two bayonet are distributed along the length direction of the fire-fighting water pipe, when the fire-fighting valve well is installed, the lower cylinder body is buried underground and fixed, the second bayonet is attached to the outer wall of the lower end of the fire-fighting water pipe, the fire-fighting valve is installed at the middle position of the lower cylinder body, then the first buckle of the upper cylinder body is attached to the side wall of the upper end of the fire-fighting water pipe, the upper cylinder body and the lower cylinder body are tightly covered by the edge position of the upper cylinder body, the installation of the fire-fighting valve well body is completed through the pressing mechanism, the whole construction procedure is simple, the construction speed is high, complicated procedures such as brickwork or binding steel bar are not needed, and the construction efficiency of the fire-fighting valve well is greatly improved.

Optionally, the lower end of the upper cylinder body and the upper end of the lower cylinder body are adhered with an adaptive sealing ring.

Optionally, the well lid lower extreme is equipped with the boss that the round diameter is less than the well lid diameter, and the upper cylinder top is equipped with the step form assembly mouth with this boss adaptation.

Optionally, a sealing rubber pad is circumferentially embedded in the boss.

Optionally, a cavity is arranged in the side wall of the upper cylinder, a drying layer is arranged in the cavity, and a plurality of air holes communicated with the cavity are formed in the inner side wall of the upper cylinder.

Optionally, the drying layer is composed of a plurality of bagged drying agent bags.

Optionally, hold-down mechanism includes backup pad, handle, pivot and bracing piece, and the bracing piece symmetry sets up in the fire control valve well body outside and with lower barrel lateral wall welding, backup pad tip and bracing piece top welding, and the backup pad is located the well lid top, and pivot and backup pad middle part threaded connection, handle and pivot upper end detachable connection.

Optionally, the pivot top is equipped with the draw-in groove of hexagon, and the handle center is equipped with the connecting axle with draw-in groove adaptation.

Optionally, the well lid top center is equipped with the spacing groove, and spacing groove diameter is greater than the pivot diameter.

The utility model has the beneficial effects that:

1. in the utility model, when in installation, the lower cylinder body is buried underground and fixed, the second bayonet is attached to the outer wall of the lower end of the fire-fighting pipe, the fire-fighting valve is installed at the middle position of the lower cylinder body, then the first buckle of the upper cylinder body is attached to the side wall of the upper end of the fire-fighting pipe, the edge positions of the upper cylinder body and the lower cylinder body are opposite to each other, the well cover is covered, and the upper cylinder body and the lower cylinder body are tightly pressed by the pressing mechanism, so that the installation of the fire-fighting valve well body is completed.

2. The rotary handle drives the rotary shaft to rotate, so that the rotary shaft moves downwards to apply downward force to the well lid, the upper cylinder body is pressed on the lower cylinder body through force transmission, and the whole fire control valve well body is fixed below the ground.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic perspective view of the upper and lower cylinders;

FIG. 3 is a schematic perspective view of a manhole cover;

fig. 4 is a top view of the shaft.

Reference numerals: the fire-fighting water pipe comprises a 1-upper cylinder, a 2-lower cylinder, a 3-mounting port, a 31-first bayonet, a 32-second bayonet, a 4-fire-fighting water pipe, a 5-well lid, a 6-fire-fighting valve, a 7-supporting plate, an 8-sealing ring, a 9-supporting rod, a 10-handle, an 11-connecting shaft, a 12-rotating shaft, a 13-limiting groove, a 14-sealing rubber cushion, a 15-drying layer, a 16-mounting port, a 17-boss and an 18-clamping groove.

Detailed Description

The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "configured," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

The utility model provides a buried fire control valve well, includes the fire control valve well body that sets up under ground and is located fire control valve 6 of fire control valve well body, fire control valve 6 both ends are equipped with fire control water pipe 4 that pass fire control valve well body lateral wall, fire control valve well body top opening part is equipped with the well lid 5 of adaptation, fire control valve well body is including being located the upper cylinder 1 of fire control water pipe 4 top and bottom, lower cylinder 2 respectively, upper cylinder 1 lower extreme is equipped with two symmetrical first bayonet sockets 31, two first bayonet sockets 31 distribute along fire control water pipe 4 length direction, lower cylinder 2 upper end is equipped with the second bayonet socket 32 that corresponds with first bayonet socket 31, still is equipped with on the fire control valve well body and is used for compressing tightly upper cylinder 1 on lower cylinder 2 hold-down mechanism.

In this embodiment, compared with the existing bricked valve well and reinforced concrete valve well, as shown in fig. 1 and 2, the scheme is that the fire-fighting valve well body is divided into an upper cylinder 1 and a lower cylinder 2, both the upper end and the lower end of the upper cylinder 1 are open, the upper end of the lower cylinder 2 is open, both the upper cylinder 1 and the lower cylinder 2 can be made of glass fiber reinforced epoxy resin conforming materials, the fire-fighting valve well has excellent corrosion resistance, the service life of the fire-fighting valve well body can be prolonged, the weight of the fire-fighting valve well body can be reduced, the fire-fighting valve well is convenient to install and carry, the lower end of the upper cylinder 1 and the upper end of the lower cylinder 2 are provided with corresponding first bayonet 31 and second bayonet 32, both the first bayonet 31 and the second bayonet 32 are in the diameter direction, and both the bayonets are distributed along the length direction of the fire-fighting water pipe 4, the lower cylinder 2 is buried underground and fixed, the second bayonet 32 is attached to the outer wall of the lower end of the fire-fighting pipe, the fire-fighting valve 6 is installed at the middle position of the lower cylinder 2, then the first buckle of the upper cylinder 1 is attached to the side wall of the upper end of the fire-fighting pipe 4, the edges of the upper cylinder 1 and the lower cylinder 2 are opposite to each other, so that the first bayonet 31 and the second bayonet 32 are folded to form an installation opening 3 matched with the fire-fighting pipe 4, after the upper cylinder 1 and the lower cylinder 2 are assembled, the first bayonet 31 and the second bayonet 32 are folded to form a fire-fighting pipe 4, the outer wall of the fire-fighting pipe 4 is tightly wrapped by the installation opening 3, the well cover 5 is covered tightly, the installation of the fire-fighting valve well body is completed by tightly pressing the upper cylinder 1 and the lower cylinder 2 through a pressing mechanism, the whole construction process is simple, the construction speed is high, and complex processes such as brickwork or binding steel bar are not needed, greatly improves the efficiency of the 6-door well construction of the fire valve.

Furthermore, the lower end of the upper cylinder 1 and the upper end of the lower cylinder 2 are adhered with an adaptive sealing ring 8. Specifically, all bond the sealing washer 8 of adaptation on the terminal surface that upper cylinder 1 and lower cylinder 2 are relative, when two cylinders compress tightly each other under hold-down mechanism effect, sealing washer 8 is extruded for sealed effect between two cylinders is strengthened, avoids the rainwater to permeate from the gap of butt joint and causes fire control valve 6 to be corroded risk.

Further, a circle of boss 17 with the diameter smaller than that of the well cover 5 is arranged at the lower end of the well cover 5, and a step-shaped assembly opening 16 matched with the boss 17 is arranged at the top end of the upper cylinder body 1. Specifically, as shown in fig. 2 and 3, when the well lid 5 is assembled, a circle of boss 17 is integrally formed on the bottom surface of the well lid 5 for tightness of assembly, an assembly opening 16 is arranged at the top end of the upper cylinder 1, and when the well lid is assembled, the boss 17 is placed in the assembly opening 16.

Further, the boss 17 is circumferentially embedded with a sealing rubber pad 14. Specifically, as shown in fig. 1, in order to improve the tightness between the well lid 5 and the upper cylinder 1 and avoid rainwater and impurities from entering the fire valve 6 in the corrosion, a groove is formed in the circumferential direction of the boss 17, and a sealing rubber gasket 14 is embedded in the groove, so that the installation gap between the well lid 5 and the upper cylinder 1 can be sealed well.

Example 2

Further, a cavity is arranged in the side wall of the upper cylinder body 1, a drying layer 15 is arranged in the cavity, and a plurality of air holes communicated with the cavity are formed in the inner side wall of the upper cylinder body 1.

Further, the desiccant bed 15 is formed of a plurality of bagged desiccant packages.

In this embodiment, as shown in fig. 1, a cavity is formed in the side wall of the upper cylinder 1, a drying layer 15 is disposed in the cavity, a plurality of tiny air holes communicated with the cavity are formed in the inner wall of the upper cylinder 1, and the drying layer 15 can absorb moisture in the fire-fighting valve well body through the air holes, so that the humidity in the fire-fighting valve well is reduced, and the fire-fighting valve 6 is prevented from being corroded in a moist environment for a long time. The drying layer 15 is formed by a plurality of bagged drying agent bags, and after long-time use, the drying layer 15 can be directly replaced, and the drying agent bags are convenient to replace and low in cost.

Example 3

Further, hold-down mechanism includes backup pad 7, handle 10, pivot 12 and bracing piece 9, and bracing piece 9 symmetry sets up in the fire control valve well body outside and with lower barrel 2 lateral wall welding, backup pad 7 tip and the welding of bracing piece 9 top, backup pad 7 are located well lid 5 top, and pivot 12 and backup pad 7 middle part threaded connection, handle 10 can be dismantled with pivot 12 upper end and be connected.

Further, a hexagonal clamping groove 18 is formed in the top end of the rotating shaft 12, and a connecting shaft 11 matched with the clamping groove 18 is arranged in the center of the handle 10.

Further, a limiting groove 13 is formed in the center of the top of the well cover 5, and the diameter of the limiting groove 13 is larger than that of the rotating shaft 12.

In this embodiment, as shown in fig. 1, bracing piece 9 is equipped with four and symmetric distribution in the fire control valve well body outside, the lower extreme and the lower barrel 2 outer wall welded fastening of bracing piece 9, the tip and the bracing piece 9 upper end welded fastening of bracing piece 7, the bracing piece 9 forms a portal structure, the distance of bracing piece 7 from well lid 5 is 3-10cm, downwards concave spacing groove 13 has been seted up at well lid 5 central point, spacing groove 13 does not run through well lid 5, the size of spacing groove 13 is slightly greater than the diameter of pivot 12, the screw hole that has the internal thread has been seted up at the backup pad 7 central point, be equipped with the external screw thread with this internal screw adaptation on the pivot 12 outer wall, pivot 12 top and handle 10 can be dismantled and be connected, after whole fire control valve well body installation is accomplished, need compress tightly sealed fixed with upper barrel 1 and lower barrel 2, avoid taking place the dislocation between the two barrels, can produce the dislocation through rotating handle 10, the downward displacement can be produced in the distance of pivot 12, the lower extreme of pivot 12 stretches into spacing groove 13 and 5 contact, continue rotating handle 10 back, 12 can continue to run through well lid 5, the size slightly is slightly greater than the diameter of pivot 12, can be connected to the manual connection through the clamping groove 11, can be realized by the rotary handle 10, the manual connection is realized by the barrel 18, the barrel can be realized by the manual connection with the rotary handle is 18, the barrel is realized by the axial connection is equipped with the rotary handle 11, the axial connection is can be realized through the axial connection 11, the manual connection is realized by the barrel is 18, the manual connection is 18, can be realized through the rotary handle is 18, and the manual connection is convenient for the manual connection is 18.

The foregoing description of the preferred embodiment of the utility model is not intended to limit the utility model in any way, but rather to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.

Claims (9)

1. The utility model provides a buried fire control valve well, includes fire control valve well body and the fire control valve (6) that are located the fire control valve well body under the ground, fire control valve (6) both ends are equipped with fire control water pipe (4) that pass fire control valve well body lateral wall, fire control valve well body top opening part is equipped with well lid (5) of adaptation, a serial communication port, fire control valve well body is including last barrel (1) that are located fire control water pipe (4) upper and lower side respectively, lower barrel (2), goes up barrel (1) lower extreme and is equipped with two symmetrical first bayonet sockets (31), two first bayonet sockets (31) are distributed along fire control water pipe (4) length direction, lower barrel (2) upper end be equipped with second bayonet socket (32) that correspond with first bayonet socket (31), go up barrel (1), after lower barrel (2) are assembled, first bayonet socket (31) and second bayonet socket (32) are folded and are used for fire control water pipe (4) through installing mouth (3), still be equipped with on the fire control valve well body and be used for compressing tightly on barrel (2).

2. The underground fire valve well according to claim 1, wherein the lower end of the upper cylinder (1) and the upper end of the lower cylinder (2) are both adhered with an adaptive sealing ring (8).

3. The underground fire valve well according to claim 1, wherein a circle of boss (17) with the diameter smaller than that of the well cover (5) is arranged at the lower end of the well cover (5), and a step-shaped assembly opening (16) matched with the boss (17) is arranged at the top end of the upper cylinder body (1).

4. A buried fire valve well according to claim 3, characterized in that the boss (17) is circumferentially embedded with a sealing gasket (14).

5. The underground fire valve well according to claim 1, wherein a cavity is arranged in the side wall of the upper cylinder (1), a drying layer (15) is arranged in the cavity, and a plurality of air holes communicated with the cavity are arranged on the inner side wall of the upper cylinder (1).

6. A buried fire valve well according to claim 5, characterized in that the drying layer (15) consists of several bagged desiccant packages.

7. The underground fire valve well according to claim 1, wherein the pressing mechanism comprises a supporting plate (7), a handle (10), a rotating shaft (12) and a supporting rod (9), the supporting rod (9) is symmetrically arranged on the outer side of the fire valve well body and welded with the side wall of the lower cylinder body (2), the end part of the supporting plate (7) is welded with the top end of the supporting rod (9), the supporting plate (7) is positioned above the well cover (5), the rotating shaft (12) is in threaded connection with the middle part of the supporting plate (7), and the handle (10) is detachably connected with the upper end of the rotating shaft (12).

8. The underground fire valve well according to claim 7, wherein the top end of the rotating shaft (12) is provided with a hexagonal clamping groove (18), and the center of the handle (10) is provided with a connecting shaft (11) which is matched with the clamping groove (18).

9. The underground fire valve well according to claim 7, wherein the center of the top of the well cover (5) is provided with a limit groove (13), and the diameter of the limit groove (13) is larger than that of the rotating shaft (12).