CN219315822U

CN219315822U - Leakage-free manhole cover

Info

Publication number: CN219315822U
Application number: CN202320845920.8U
Authority: CN
Inventors: 毛超
Original assignee: Chengdu Zhuhe Municipal Facilities Co ltd
Current assignee: Chengdu Zhuhe Municipal Facilities Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-07-07
Anticipated expiration: 2033-04-17

Abstract

The utility model belongs to the technical field of manhole covers, and particularly relates to a leakage-free manhole cover, which comprises a base and an upper cover, wherein the upper cover is movably connected with the base, a supporting ring is integrally formed on the inner wall of the base, the bottom of the cavity wall of the upper cover is abutted against the surface of the supporting ring, the supporting ring is of an inverted -shaped structure, a rubber sealing seat is arranged in an inner cavity of the supporting ring, a clamping ring is arranged at one end of the inner wall of the rubber sealing seat, a plug seat is arranged on the lower surface of the upper cover, the plug seat and the rubber sealing seat are mutually plugged, and a limiting groove is formed at the position of the inner wall of the plug seat corresponding to the clamping ring; the utility model discloses the grafting seat of upper cover is pegged graft in rubber seal seat, and the rand joint of rubber seal seat inner wall is in the spacing inslot of grafting seat inner wall, extrudees rubber seal seat through the grafting seat, and the accessible rubber seal seat seals upper cover and base junction, can promote the sealed effect of inspection well lid when using.

Description

Leakage-free manhole cover

Technical Field

The utility model relates to the technical field of manhole covers, in particular to a leakage-free manhole cover.

Background

The well lid is used for covering a road or a deep well in a home and preventing people or objects from falling. The materials can be classified into metal well covers, high-strength fiber cement concrete well covers, resin well covers and the like. Generally, a round shape is found through patent search, and the publication number is: CN218322868U discloses a manhole cover, through set up the annular cushion that plays buffering stabilization effect between well cover and well seat, thoroughly solved a great deal of long-standing problem that have existed such as the vehicle rolls, the beating that the impact produced on the road of municipal administration well cover, abnormal sound, prolongs its life cycle, improves the travelling comfort and the silence effect of municipal environment, vehicle process, and the at utmost builds the quiet comfortable environment of urban road.

When the existing inspection well lid is used, the well lid is covered on the well seat, the junction of the well lid and the well seat is hard to connect, the tightness of the junction of the well lid and the well seat is poor, rainwater can penetrate into the inspection well chamber at the junction of the well lid and the well seat, equipment in the inspection well chamber is damaged, and the leakage-free inspection well lid is provided for solving the problems.

Disclosure of Invention

Object of the utility model

In order to solve the technical problems in the background technology, the utility model provides the leakage-free manhole cover, the plug seat on the upper cover is plugged in the rubber sealing seat, the clamping ring on the inner wall of the rubber sealing seat is clamped in the limit groove on the inner wall of the plug seat, the rubber sealing seat is extruded through the plug seat, the joint of the upper cover and the base can be sealed through the rubber sealing seat, and the sealing effect of the manhole cover in use can be improved.

(II) technical scheme

In order to solve the technical problems, the utility model provides a leakage-free manhole cover, which comprises a base and an upper cover, wherein the upper cover is movably connected with the base, a supporting ring is integrally formed on the inner wall of the base, the bottom of the cavity wall of the upper cover is abutted against the surface of the supporting ring, the supporting ring is of an inverted -shaped structure, a rubber sealing seat is arranged in an inner cavity of the supporting ring, a clamping ring is arranged at one end of the inner wall of the rubber sealing seat, a plugging seat is arranged on the lower surface of the upper cover, the plugging seat and the rubber sealing seat are mutually plugged, a limiting groove is formed at a position corresponding to the position of the inner wall of the plugging seat and the clamping ring, and the clamping ring is clamped in the inner cavity of the limiting groove after the plugging seat and the rubber sealing seat are mutually plugged.

Preferably, the upper cover surface has seted up the spacing groove, spacing groove inner chamber rotates and is equipped with the transfer line, transfer line top integrated into one piece has the rectangle connector.

Preferably, the bottom of the transmission rod is connected with a rotary rod, the outer wall surface of the support ring is provided with a plug-in groove, and the end part of the rotary rod is inserted into the plug-in groove after the rotary rod rotates.

Preferably, the surface of the rotating rod is sleeved with a bearing, and the surface of the rotating rod can flexibly rotate through the bearing.

Preferably, the upper surface of the bearing is provided with a first sealing ring, the lower surface of the bearing is provided with a second sealing ring, and the second sealing ring and the first sealing ring are sleeved on the surface of the transmission rod.

Preferably, the side wall of the base is integrally formed with a connecting seat.

Preferably, the upper cover side wall integrated into one piece has the connecting rod, the upper cover rotates with the connecting seat through the connecting rod and links to each other.

The technical scheme of the utility model has the following beneficial technical effects:

1. according to the utility model, the plug seat on the upper cover is plugged in the rubber sealing seat, the clamping ring on the inner wall of the rubber sealing seat is clamped in the limit groove on the inner wall of the plug seat, the rubber sealing seat is extruded through the plug seat, and the joint of the upper cover and the base can be sealed through the rubber sealing seat.

2. According to the utility model, the rotating part of the transmission rod can be sealed by the first sealing ring and the second sealing ring which are matched with each other, so that leakage of water and liquid at the joint of the transmission rod and the upper cover is avoided.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the upper cover structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 5 is a schematic view of a base structure of the present utility model.

Reference numerals:

1. a base; 2. an upper cover; 3. a connecting rod; 4. a connecting seat; 5. a support ring; 6. a rubber seal seat; 7. a collar; 8. a socket; 9. a limit groove; 10. a transmission rod; 11. a first sealing ring; 12. a bearing; 13. a second sealing ring; 14. a rotating rod; 15. and a plug-in groove.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-5, the leak-free manhole cover provided by the utility model comprises a base 1 and an upper cover 2, wherein the upper cover 2 is movably connected with the base 1, a supporting ring 5 is integrally formed on the inner wall of the base 1, the bottom of the cavity wall of the upper cover 2 is abutted against the surface of the supporting ring 5, the supporting ring 5 is in a reverse structure, a rubber sealing seat 6 is arranged in an inner cavity of the supporting ring 5, a clamping ring 7 is arranged at one end of the inner wall of the rubber sealing seat 6, a plug seat 8 is arranged on the lower surface of the upper cover 2, the plug seat 8 and the rubber sealing seat 6 are mutually plugged, a limiting groove 9 is formed at the position of the inner wall of the plug seat 8 corresponding to the clamping ring 7, and the clamping ring 7 is clamped in the inner cavity of the limiting groove 9 after the plug seat 8 and the rubber sealing seat 6 are mutually plugged.

It should be noted that, after the upper cover 2 is closed, the socket 8 at the bottom of the upper cover 2 is inserted in the supporting ring 5, the inner cavity of the supporting ring 5 is provided with the rubber sealing seat 6, the socket 8 on the upper cover 2 is inserted in the rubber sealing seat 6, the collar 7 on the inner wall of the rubber sealing seat 6 is clamped in the limit groove 9 on the inner wall of the socket 8, the rubber sealing seat 6 is extruded through the socket 8, and the joint of the upper cover 2 and the base 1 is sealed through the rubber sealing seat 6.

It should be noted that, the sleeve may drive the rotating rod 14 to rotate through the transmission rod 10, the end of the rotating rod 14 is clamped into the inserting slot 15, and the upper cover 2 may be locked through the rotating rod 14.

As shown in fig. 4, a driving groove is formed in the surface of the upper cover 2, a transmission rod 10 is rotatably arranged in the inner cavity of the driving groove, and a rectangular connector is integrally formed at the top of the transmission rod 10.

It should be noted that, the sleeve is inserted into the rectangular connector at the top of the transmission rod 10, and the sleeve may drive the rotary rod 14 to rotate through the transmission rod 10.

As shown in fig. 4, the bottom of the transmission rod 10 is connected with a rotating rod 14, the outer wall surface of the support ring 5 is provided with a plugging slot 15, and the end of the rotating rod 14 is inserted into the plugging slot 15 after rotating.

As shown in fig. 4, the surface of the rotary rod 14 is sleeved with a bearing 12, the surface of the rotary rod 14 can flexibly rotate through the bearing 12, the upper surface of the bearing 12 is provided with a first sealing ring 11, the lower surface of the bearing 12 is provided with a second sealing ring 13, and the second sealing ring 13 and the first sealing ring 11 are both sleeved on the surface of the transmission rod 10.

It should be noted that, the transmission rod 10 can flexibly rotate through the bearing 12, and the rotating part of the transmission rod 10 can be sealed through the mutual matching of the first sealing ring 11 and the second sealing ring 13, so that the water is prevented from leaking through the joint of the transmission rod 10 and the upper cover 2.

As shown in fig. 1, the side wall of the base 1 is integrally formed with a connecting seat 4, the side wall of the upper cover 2 is integrally formed with a connecting rod 3, and the upper cover 2 is rotationally connected with the connecting seat 4 through the connecting rod 3.

It should be noted that, the upper cover 2 is movably connected with the connecting seat 4 through the connecting rod 3, so that the upper cover 2 can be flexibly opened or closed.

The working principle and the using flow of the utility model are as follows: the base 1 is fixed through expansion bolts, the upper cover 2 is movably connected with the connecting seat 4 through the connecting rod 3, the upper cover 2 can be flexibly opened or closed, after the upper cover 2 is closed, the plug seat 8 at the bottom of the upper cover 2 is plugged in the supporting ring 5, the inner cavity of the supporting ring 5 is provided with the rubber sealing seat 6, the plug seat 8 on the upper cover 2 is plugged in the rubber sealing seat 6, the clamping ring 7 on the inner wall of the rubber sealing seat 6 is clamped in the limit groove 9 on the inner wall of the plug seat 8, the rubber sealing seat 6 is extruded through the plug seat 8, the connecting part of the upper cover 2 and the base 1 is sealed through the rubber sealing seat 6, the sleeve is plugged with the rectangular connector at the top of the transmission rod 10, the sleeve can drive the rotary rod 14 to rotate through the transmission rod 10, the end part of the rotary rod 14 is clamped in the plug groove 15, the upper cover 2 can be locked through the rotary rod 14, the transmission rod 10 can rotate through the bearing 12, and meanwhile, the rotating part of the transmission rod 10 can be sealed through the first sealing ring 11 and the second sealing ring 13.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims or the equivalents of such scope and boundary.

Claims

1. The utility model provides a no seepage manhole cover, includes base (1) and upper cover (2), upper cover (2) link to each other with base (1) activity, a serial communication port, base (1) inner wall integrated into one piece has holding ring (5), upper cover (2) chamber wall bottom butt is on holding ring (5) surface, holding ring (5) are down font structure, holding ring (5) inner chamber is equipped with rubber seal seat (6), rubber seal seat (6) inner wall one end is equipped with collar (7), upper cover (2) lower surface is equipped with socket (8), socket (8) are pegged graft with rubber seal seat (6) each other, socket (8) inner wall has seted up spacing groove (9) with the corresponding department in collar (7) position, collar (7) card is in spacing groove (9) inner chamber after socket (8) are pegged graft each other with rubber seal seat (6).

2. The leakage-free manhole cover according to claim 1, wherein a driving groove is formed in the surface of the upper cover (2), a transmission rod (10) is rotatably arranged in an inner cavity of the driving groove, and a rectangular connector is integrally formed at the top of the transmission rod (10).

3. The leakage-free manhole cover according to claim 2, wherein the bottom of the transmission rod (10) is connected with a rotary rod (14), the outer wall surface of the support ring (5) is provided with a plugging groove (15), and the end part of the rotary rod (14) is inserted into the plugging groove (15) after the rotary rod is rotated.

4. A leak-free manhole cover according to claim 3, wherein the surface of the rotary rod (14) is sleeved with a bearing (12), and the surface of the rotary rod (14) is flexibly rotatable through the bearing (12).

5. The leakage-free manhole cover according to claim 4, wherein a first sealing ring (11) is arranged on the upper surface of the bearing (12), a second sealing ring (13) is arranged on the lower surface of the bearing (12), and the second sealing ring (13) and the first sealing ring (11) are both sleeved on the surface of the transmission rod (10).

6. A leak-free manhole cover according to claim 1, characterized in that the side wall of the base (1) is integrally formed with a connecting seat (4).

7. The leakage-free manhole cover according to claim 6, wherein the side wall of the upper cover (2) is integrally formed with a connecting rod (3), and the upper cover (2) is rotatably connected with the connecting seat (4) through the connecting rod (3).