CN204125974U

CN204125974U - Well lid

Info

Publication number: CN204125974U
Application number: CN201420642471.8U
Authority: CN
Inventors: 康立新
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-10-31
Filing date: 2014-10-31
Publication date: 2015-01-28
Anticipated expiration: 2024-10-31

Abstract

The utility model provides a kind of well lid.According to well lid of the present utility model, it comprises: walling crib, and its upper surface is provided with bulge loop, and the cross section of bulge loop is trapezoidal; Be formed with first ring groove between bulge loop and the perimeter wall of walling crib, the perimeter wall of walling crib offers multiple drain hole, drain hole is connected with first ring groove; Lid, its soffit is provided with the second ring groove be interlocked with bulge loop, and the cross section of the second ring groove is trapezoidal.Well lid of the present utility model is the tight cooperation of trapezoidal bulge loop by the cross section that the cross section of lid is the second trapezoidal ring groove and walling crib, airtight waterproof, and drain hole is provided with on the perimeter wall of walling crib, even if there is little water to infiltrate in first ring groove, also can discharge from drain hole very soon, greatly reduce road surface water and enter well lid inside, ensure well lid inner drying.

Description

Well lid

Technical field

The utility model relates to a kind of well lid, particularly a kind of town road well lid.

Background technology

At present, the well lid that common town road is applied normally is made up of walling crib and the lid lid be located in walling crib, and form a plane flushed with road after lid and walling crib fasten, this well lid can be used for rain cover or foreign material, prevents it from leaking out to shaft bottom.Existing well lid, its lid is convexly equipped with the bulge loop of rectangular in cross-section, and walling crib offers the ring groove matched with the bulge loop on lid, the edge of lid and walling crib is interconnected by hinge.There is following problem in this well lid:

1) hinge portion between well lid and walling crib is abnormity, not only increases the difficulty of processing of well lid, walling crib, is difficult to products quality guarantee requirement, and easily causes water seepage function to produce defect;

2) for making lid open swimmingly in walling crib or close, even if the bulge loop that also lid upper section is rectangular accurately can insert the ring groove in walling crib, just need by walling crib ring groove design wider, this with regard to make the bulge loop of lid be fastened on walling crib ring groove in after, larger gap is there is between bulge loop and ring groove, cause the quality of fit of lid and walling crib lower, under the long-term External Force Acting of vehicles or pedestrians, lid is easy to formation abrasion, well lid is poorly sealed, and water or foreign material can infilter in well by the small gap between lid and walling crib;

3) lid is fastened on after in walling crib, lid upper surface does not flush with walling crib upper surface, lid and walling crib are closed not in place, do not have the effect of antiseep, rainwater or other foreign material can be infiltrated in well, cause the circuit in well and pipeline stained, and the infiltration of rainwater also can cause short circuit in well, brings potential safety hazard;

4) lid centre can toward sinking owing to not supporting, cover edge will toward upwarping, contact surface between such lid and walling crib there will be large gap, not only can cause entering of rainwater or foreign material, also can be uneven because of lid, produce noise when wheel rolls, also can make lid and walling crib that the phenomenon of dislocation occurs when being out of shape serious, hidden danger is caused to traffic safety.

Utility model content

The utility model object is to provide a kind of well lid, and the lid of this well lid can be located in walling crib by seal cover well, well lid good seal performance, efficiently solves the technical problem of common well lid infiltration.

Above-mentioned purpose of the present utility model can adopt following technical proposal to realize:

The utility model provides a kind of well lid, and it comprises: walling crib, and its upper surface is provided with bulge loop, and the cross section of bulge loop is trapezoidal; Be formed with first ring groove between bulge loop and the perimeter wall of walling crib, the perimeter wall of walling crib offers multiple drain hole, drain hole is connected with first ring groove; Lid, its soffit is provided with the second ring groove be interlocked with bulge loop, and the cross section of the second ring groove is trapezoidal.

Further, sealing ring is provided with between bulge loop and the second ring groove.

Further, the axis of drain hole to be had a down dip setting by the lateral of side direction walling crib in walling crib.

Further, under the state that lid and walling crib fasten, the upper surface of the upper surface of lid and the perimeter wall of walling crib is positioned at same plane.

Further, the soffit of walling crib is convexly equipped with support platform, and support platform is connected with anti-drop net.

Further, the perimeter wall of walling crib is connected with retainer plate.

Further, retainer plate offers the solid hole of multiple bolt.

Further, the upper surface of lid is provided with friction fin.

Feature of the present utility model and advantage are:

The cross section being the second trapezoidal ring groove and walling crib by the cross section of lid is the tight cooperation of trapezoidal bulge loop, airtight waterproof, and drain hole is provided with on the perimeter wall of walling crib, even if there is little water to infiltrate in first ring groove, also can discharge from drain hole very soon, greatly reduce road surface water and enter well lid inside, ensure well lid inner drying.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the schematic top plan view of well lid of the present utility model;

Fig. 2 be Fig. 1 A-A to cross-sectional schematic;

Fig. 3 is the enlarged diagram in the C portion of Fig. 2;

Fig. 4 be Fig. 1 B-B to cross-sectional schematic;

Fig. 5 is the cross-sectional schematic at the walling crib edge of well lid of the present utility model;

Fig. 6 is the cross-sectional schematic of the cover edge of well lid of the present utility model; And

Fig. 7 is the inner side schematic perspective view of the lid of well lid of the present utility model.

Reference numeral in accompanying drawing is as follows: 10, walling crib; 11, perimeter wall; 12, bulge loop; 121, seal groove; 13, sealing ring; 14, first ring groove; 15, drain hole; 16, support platform; 161, anti-drop net; 162, fixed leg; 17, retainer plate; 18, the solid hole of bolt; 20, lid; 21, the second ring groove; 22, rub fin; 23, rivet clasp protuberance.

Detailed description of the invention

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

As shown in Figures 1 to 6, the utility model provides a kind of well lid, and it comprises: walling crib 10, and its upper surface is provided with bulge loop 12, and the cross section of bulge loop 12 is trapezoidal; Be formed with first ring groove 14 between the perimeter wall 11 of bulge loop 12 and walling crib 10, the perimeter wall 11 of walling crib 10 offers multiple drain hole 15, and drain hole 15 is connected with first ring groove 14; Lid 20, the cross section that its soffit is provided with the second ring groove 21, second ring groove 21 be interlocked with bulge loop 12 is trapezoidal.The utility model is the tight cooperation of trapezoidal bulge loop 12 by the cross section that the cross section of lid 20 is the second trapezoidal ring groove 21 and walling crib 10, airtight waterproof, and drain hole 15 is provided with on the perimeter wall 11 of walling crib 10, even if there is little water to infiltrate in first ring groove 14, also can discharge from drain hole 15 very soon, greatly reduce road surface water and enter well lid inside, ensure well lid inner drying.

Specifically, walling crib 10 with the perimeter wall 11 of tubular for matrix, bulge loop 12 is arranged on the inner side of perimeter wall 11, bulge loop 12 is protruding upward from walling crib 10 upper surface, its height is lower than the height of perimeter wall 11, the cross section of bulge loop 12 is trapezoidal, first ring groove 14 is formed between itself and perimeter wall 11, multiple drain hole 15 is along the circumferential direction evenly opened on perimeter wall 11, it is connected with first ring groove 14, see Fig. 4, the axis of drain hole 15 to be had a down dip setting by the lateral of side direction walling crib 10 in walling crib 10, the ponding being more conducive to infiltrate first ring groove 14 is discharged smoothly rapidly, ensure that the ponding infiltrated can not rest in first ring groove 14 substantially, all be discharged to rapidly outside well lid, the cross section that the soffit outer rim of lid 20 is provided with the second ring groove 21, second ring groove 21 matched with the bulge loop 12 in walling crib 10 is trapezoidal.

Lid 20 and walling crib 10 are matched with bulge loop 12 by the second ring groove 21 by the utility model, analyze from cross section, cross section is that the bulge loop of trapezoidal its horizontal force area ratio rectangular in cross-section of bulge loop 12 adds 1/3, effectively raise anti-rolling, the shock proof performance of lid 20, be also namely conducive to the stress spread of lid 20, increase lid 20 bearing capacity and extend lid 20 application life.Further, the second ring groove 21 and bulge loop 12 adopt cross section to be trapezoidal project organization, on the one hand, facilitating lid 20 to cover is located in walling crib 10, the contact area having ensured lid 20, walling crib 10 is to greatest extent enough large, coordinates steadily without relative displacement, lid 20 stressed more even; On the other hand, can better be sealed and matched between the second ring groove 21 of lid 20 and the bulge loop 12 of walling crib 10, gap is therebetween little, and sealing is tighter, prevents rain leakage in well.

As shown in Figures 2 to 5, sealing ring 13 is provided with between bulge loop 12 and the second ring groove 21, specifically, the upper surface of bulge loop 12 has seal groove 121, sealing ring 13 is arranged in seal groove 121, and when bulge loop 12 and the second ring groove 21 are interlocked, sealing ring 13 is compacted, direct sealing stress surface, makes the sealing between walling crib 10 and lid 20 tighter.The setting of sealing ring 13, first ring groove 14 and drain hole 15 can play good effect to the sealing of well lid, first, even if there is little water to infiltrate from well lid edge, cross section is that the water of infiltration also can be pooled to bottom it by trapezoidal first ring groove 14, and ponding is discharged from drain hole 15 in time; In addition, sealing ring 13 prevents the water flowed in first ring groove 14 to enter well lid inside, greatly reduces the possibility that road surface water enters well lid inside, makes whole well lid airtight waterproof.

As shown in Figures 2 to 4, under the state that lid 20 and walling crib 10 fasten, the upper surface of the upper surface of lid 20 and the perimeter wall 11 of walling crib 10 is positioned at same plane, namely after lid 20 and walling crib 10 fasten and install, the upper surface of lid 20 is concordant with the upper surface of the perimeter wall 11 of walling crib 10, make lid 20 more steady with the fastening of walling crib 10, effectively reduce because the vehicle in travelling is to the lateral impact forces of the lid 20 protruded, stop the phenomenons such as the race of lid 20, jumping, sound, decreased pavement noise and pollute.

As shown in Figures 2 to 4, the soffit of walling crib 10 is convexly equipped with support platform 16, and support platform 16 is ring-type, and its upper surface is provided with fixed leg 162 protruding upward, and anti-drop net 161 is articulated in support platform 16 by fixed leg 162.The design of this support platform 16 is to place second layer protection well comb and anti-drop net 161 above it; Double-protection is formed with lid 20; in lid 20 breakage or after losing; the anti-drop net 161 of combing as two layers of protection well can play second protection effect, and guarantor or thing can not crash in well because of lid 20 breakage and disappearance and have an accident.In the utility model, anti-drop net 161 adopts glass steel material, and its bearing capacity is more than or equal to 400KN.

As shown in Figures 1 to 4, the perimeter wall 11 of walling crib 10 is radially outward connected with retainer plate 17, retainer plate 17 offers the solid hole 18 of multiple bolt.In the utility model, retainer plate 17 is along the circumferential direction evenly provided with the solid hole 18 of eight bolts, walling crib 10 Embedded installation is directly over the Prefabricated Concrete pit shaft of underground, the edge of Prefabricated Concrete pit shaft is embedded with bolt, the solid hole 18 of bolt is by realizing the object that walling crib 10 is fixed on directly over Prefabricated Concrete pit shaft, to avoid the lateral displacement rolling the walling crib 10 caused in the process of building the road with pre-buried bolt rivet clasp.During installation, after ajusting walling crib 10, surrounding soil is rolled compacting, by walling crib 10 pre-embedded bolt anchoring, the setting height(from bottom) of this pre-embedded bolt adjustable walling crib 10, to solve the settlement issues around well lid.

Well lid of the present utility model, its walling crib 10 and lid 20 are made by ductile cast iron material, the upper surface of lid 20 is provided with friction fin 22, namely on lid 20, anti-skidding convex type decorative pattern is provided with, produce good adhesive power, even if also anti-skidding effect can be played at sleety weather, vehicles or pedestrians are steadily passed through safely, effectively control and reduce the traffic accident that road surface occurs because well lid skids.

See Fig. 7, the soffit of lid 20 is convexly equipped with the rivet clasp protuberance 23 of fixation anti-theft lock lock housing, theftproof lock lock housing is positioned at the inner side of lid 20, it just can only be opened with private key, play anti-theft function, this theftproof lock is effective, practical, and theftproof performance is good, and its concrete structure is shown in that China Patent No. is the utility model patent of ZL201120372324.X.

As can be seen from the above description, the utility model the above embodiments achieve following technique effect:

The foregoing is only several embodiment of the present utility model, those skilled in the art can carry out various change or modification to the utility model embodiment according to content disclosed in application documents and not depart from spirit and scope of the present utility model.

Claims

1. a well lid, is characterized in that, it comprises:

Walling crib (10), its upper surface is provided with bulge loop (12), and the cross section of described bulge loop (12) is trapezoidal; First ring groove (14) is formed between the perimeter wall (11) of described bulge loop (12) and described walling crib (10), the perimeter wall (11) of described walling crib (10) offers multiple drain hole (15), and described drain hole (15) is connected with described first ring groove (14);

Lid (20), its soffit is provided with the second ring groove (21) be interlocked with described bulge loop (12), and the cross section of described second ring groove (21) is trapezoidal.

2. well lid according to claim 1, is characterized in that, is provided with sealing ring (13) between described bulge loop (12) and described second ring groove (21).

3. well lid according to claim 1, is characterized in that, the axis of described drain hole (15) to be had a down dip setting by the lateral of walling crib (10) described in the interior side direction of described walling crib (10).

4. well lid according to claim 1, it is characterized in that, under the state that described lid (20) and described walling crib (10) fasten, the upper surface of the upper surface of described lid (20) and the perimeter wall (11) of described walling crib (10) is positioned at same plane.

5. well lid according to claim 1, is characterized in that, the soffit of described walling crib (10) is convexly equipped with support platform (16), described support platform (16) is connected with anti-drop net (161).

6. well lid according to claim 1, is characterized in that, the perimeter wall (11) of described walling crib (10) is connected with retainer plate (17).

7. well lid according to claim 6, is characterized in that, described retainer plate (17) offers the solid hole (18) of multiple bolt.

8. well lid according to claim 1, is characterized in that, the upper surface of described lid (20) is provided with friction fin (22).