CN220266639U - Waterproof composite well lid - Google Patents

Abstract

The utility model relates to a waterproof composite well cover, which comprises a well cover body, a well body and a well seat, wherein a stepped annular sealing boss is arranged on the outer side of the top of the well seat, an annular sealing concave table is arranged on the outer side of the bottom of the well cover body, a concave supporting frustum is arranged on the well seat on the inner side of the annular sealing boss, the supporting frustum is obliquely arranged on the inner side of the well cover body in a high and outer side, a supporting conical surface pressed on the supporting frustum is arranged on the bottom of the well cover body, a first vent hole is arranged on the outer side of the supporting frustum, and a second vent hole for communicating the first vent hole with the well body is arranged in the well cover body. According to the utility model, the annular sealing concave table and the annular sealing convex table are respectively arranged on the well lid body and the well seat, so that labyrinth sealing can be formed, the sealing effect is better, rainwater is better prevented from entering from the upper part of the well lid, then the well body is communicated with external air through the first vent hole and the second vent hole, ventilation is increased, moisture is better discharged, and the rainwater cannot be blown into the well body.

Description

Waterproof composite well lid

Technical Field

The utility model relates to a waterproof composite well cover, and belongs to the technical field of well covers.

Background

The waterproof composite well cover is one well cover made of waterproof composite material and is used in sealing top cover of cable well. The cable well is internally provided with power equipment such as a cable, and if rainwater enters the cable well or long-term moisture in the cable well is large, the cable is in the environment with large moisture for a long time, so that the insulation property and the insulation resistance value of the cable are influenced.

At present, a plurality of bosses and grooves are arranged at the bottom of the waterproof composite well cover to strengthen sealing, prevent rainwater from entering, but the waterproof effect is poor, and the cable well cannot be dehumidified, so that the cable use is affected.

Disclosure of Invention

The utility model provides a waterproof composite well cover, which solves the problems that the waterproof effect of the traditional waterproof composite well cover is poor, the cable well cannot be dehumidified, and the use of a cable is affected.

The utility model relates to a waterproof composite well cover, which comprises a well cover body and a well body, wherein a well seat is fixed on the outer side of the top of the well body, a stepped annular sealing boss is arranged on the outer side of the top of the well seat, an annular sealing concave table which forms labyrinth sealing with the annular sealing boss is arranged on the outer side of the bottom of the well cover body, a concave supporting frustum is arranged on the well seat on the inner side of the annular sealing boss, the supporting frustum is obliquely arranged on the inner side and the outer side, a supporting conical surface pressed on the supporting frustum is arranged on the bottom of the well cover body, a first vent hole is arranged on the outer side of the supporting frustum, a second vent hole which is communicated with the first vent hole and the well body is arranged in the well cover body, and the inner end of the second vent hole is higher than the outer end.

As one preferable mode, the middle bottom of the well lid body is provided with a plurality of air distribution holes, the second air holes are uniformly distributed on the periphery of the top of the air distribution holes, and the first air holes are also provided with a plurality of air holes. Ventilation, ventilation and moisture removal can be better performed.

Preferably, an air guide ring is fixed on the outer side of the well body, an arc-shaped air guide surface is arranged on the outer side wall of the air guide ring, and the top of the air guide surface is flush with the inner side of the bottom of the first vent hole. The air guide can be carried out through the air guide surface on the air guide ring, so that the air can be conveniently blown into the first vent hole.

As one preferable mode, a positioning boss is fixed at the bottom of the outer side of the well cover body, and a positioning groove matched with the positioning boss is formed in the outer side of the top of the well seat. The positioning boss and the positioning groove can be quickly utilized to complete positioning, and after positioning, the corresponding first vent hole is communicated with the corresponding second vent hole.

The utility model has the following beneficial effects:

through set up annular seal concave station and annular seal boss on well lid body and well seat respectively, can form labyrinth seal like this, seal effect is better, better prevents that the rainwater from getting into from well lid upper portion, then through first and second air vent, can make well body and outside air intercommunication, increase ventilation, can be better the dehumidification to the rainwater can not be blown into in the well.

Drawings

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

FIG. 2 is a schematic view of the structure of the mating part of the positioning boss and the positioning groove;

in the figure: 1. the well cover comprises an annular sealing concave table 2, a well cover body 3, a vent hole II, a vent hole 4, a vent hole 5, a wind guide ring 6, a well seat 7, a vent hole I, a supporting conical table 8, a supporting conical table 9, a well body 10, a wind guide surface 11, an annular sealing boss 12, a positioning boss 13 and a positioning groove.

Detailed Description

The utility model is further illustrated below with reference to examples.

The embodiment 1, as shown in fig. 1 and 2, the utility model is a waterproof composite well lid, comprising a well lid body 2 and a well body 9, wherein a well seat 6 is fixed on the outer side of the top of the well body 9, a stepped annular sealing boss 11 is arranged on the outer side of the top of the well seat 6, an annular sealing concave table 1 which forms labyrinth seal with the annular sealing boss 11 is arranged on the outer side of the bottom of the well lid body 2, a concave supporting frustum 8 is arranged on the well seat 6 on the inner side of the annular sealing boss 11, the supporting frustum 8 is obliquely arranged on the inner side and the outer side, a supporting conical surface pressed on the supporting frustum 8 is arranged on the bottom of the well lid body 2, a first vent hole 7 is arranged on the outer side of the supporting frustum 8, a second vent hole 3 which is communicated with the first vent hole 7 and the well body 9 is arranged in the well lid body 2, and the inner end of the second vent hole 3 is higher than the outer end.

The middle bottom of well lid body 2 is equipped with cloth gas pocket 4, and air vent two 3 are equipped with a plurality ofly, and a plurality of air vents two 3 evenly distributed are on the top periphery of cloth gas pocket 4, and air vent one 7 also is equipped with a plurality ofly.

Working principle: the annular sealing concave table 1 and the annular sealing convex table 11 are respectively arranged on the well lid body 2 and the well seat 6, so that labyrinth sealing can be formed, rainwater can not flow into the well body 9 from the contact surface of the well lid body 2 and the well seat 6 in raining, wind enters the second air vent 3 from the first air vent 7 and then enters the well body 9, and the moisture can enter the first air vent 7 from the second air vent 3 to be discharged, so that ventilation is increased, and the dehumidification can be better. After the rainwater is blown in from the vent hole I7 by wind, the rainwater collides with the inner wall of the vent hole II 3 in the vent hole II 3, then the rainwater slides down along the vent hole II 3 and is discharged from the vent hole I7, and the inclined arrangement of the supporting conical surface 8 also prevents the rainwater from entering the well body 9.

In embodiment 2, on the basis of embodiment 1, an air guiding ring 5 is fixed on the outer side of a well body 9, an arc-shaped air guiding surface 10 is arranged on the outer side wall of the air guiding ring 5, and the top of the air guiding surface 10 is flush with the inner side of the bottom of a vent hole 7.

The outside bottom of well lid body 2 is fixed with location boss 12, and the top outside of well seat 6 is equipped with location boss 12 complex positioning groove 13.

When the well lid body 2 is installed, the positioning boss 12 of the well lid body 2 can be used for aligning the positioning groove 13, so that positioning and installation can be completed rapidly.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

In the description of the present utility model, the terms "inner", "outer", "longitudinal", "transverse", "upper", "lower", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, only for convenience in describing the present utility model, and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Claims (4)

1. The utility model provides a waterproof compound well lid, includes well lid body (2) and well body (9), and the top outside of well body (9) is fixed with well seat (6), its characterized in that: the top outside of well seat (6) is equipped with echelonment annular seal boss (11), the bottom outside of well lid body (2) is equipped with annular seal concave station (1) that forms labyrinth seal with annular seal boss (11), be equipped with concave support frustum (8) on the inboard well seat (6) of annular seal boss (11), support frustum (8) are inboard high and outside slope setting, the bottom of well lid body (2) is equipped with the support conical surface of pressure on support frustum (8), the outside of support frustum (8) is equipped with air vent one (7), be equipped with in well lid body (2) intercommunication air vent two (3) of air vent one (7) and well body (9), the inner of air vent two (3) is higher than the outer end.

2. The waterproof composite well lid according to claim 1, wherein: the middle bottom of well lid body (2) is equipped with cloth gas pocket (4), and air vent two (3) are equipped with a plurality ofly, and a plurality of air vents two (3) evenly distributed are on the top periphery of cloth gas pocket (4), and air vent one (7) also is equipped with a plurality ofly.

3. A waterproof composite well cover according to claim 1 or 2, characterized in that: the outer side of the well body (9) is fixedly provided with an air guide ring (5), the outer side wall of the air guide ring (5) is provided with an arc-shaped air guide surface (10), and the top of the air guide surface (10) is flush with the inner side of the bottom of the first vent hole (7).

4. The waterproof composite well lid according to claim 1, wherein: the outer bottom of the well cover body (2) is fixed with a positioning boss (12), and the outer side of the top of the well seat (6) is provided with a positioning groove (13) matched with the positioning boss (12).