CN210002445U

CN210002445U - kinds of manhole cover

Info

Publication number: CN210002445U
Application number: CN201920085565.2U
Authority: CN
Inventors: 金鹏飞; 刘慧靓
Original assignee: FOSHAN SHUNDE ZHENGJINGYI VOCATIONAL TECHNOLOGY SCHOOL
Current assignee: FOSHAN SHUNDE ZHENGJINGYI VOCATIONAL TECHNOLOGY SCHOOL
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-01-31
Anticipated expiration: 2029-01-18

Abstract

The utility model discloses an sewer well lid, install the cam below the well lid, the cam passes through hexagon bolt and connects on the well lid, rotating hexagon bolt can drive cam and play the rotation, the sleeve of four built-in telescopic links is fixed to four 90 directions at the well lid, set up the recess simultaneously on the wall of a well at sewer mouth edge, when the well lid is not installed the sewer mouth, rotate the cam, the roller bearing is under the drive of spring extension restoring force with the sunken butt of cam, the afterbody of four telescopic links is inside the well lid excircle, can lay the well lid in sewer mouth department this moment, after the well lid is laid, rotate hexagon bolt, drive cam and play the rotation, make the roller bearing and the protruding point butt of cam, promote the telescopic link stretch out in making the telescopic link inject the recess on the wall of a well, fix the well lid on the well lid, avoid being washed out by the back flush in the well lid, when needing to open the well lid, as long as to hexagon bolt counter-rotation.

Description

kinds of manhole cover

Technical Field

The utility model relates to a road drainage structure especially relates to kinds of sewer well lids.

Background

However, when heavy rain causes the street to be submerged, the well cover is often flushed by water gushed from the sewer, and at this time, if passers-by do not find the well cover, the well cover can directly fall into the sewer, so that great potential safety hazards are caused.

Accordingly, the prior art is yet to be improved and developed.

Disclosure of Invention

An object of the utility model is to provide an kinds of sewer well lid, the water that aims at solving the well lid and gush out in the sewer easily is recoil to be opened, causes the problem of potential safety hazard.

The technical scheme of the utility model is as follows, kinds of sewer well lids, wherein, including sewer well lid body, be provided with the joint structure on sewer well lid body, set up the recess on the wall of a well at sewer mouth edge, install sewer well lid body to sewer mouth, the joint structure inserts the block in the recess and fixes.

The sewer well lid comprises a sewer well lid body and a clamping structure, wherein the clamping structure comprises a cam arranged on the sewer well lid body and at least telescopic rod structures arranged on the sewer well lid body, the cam can rotate on the sewer well lid body, the cam comprises a convex side face and a concave side face, the number of the convex side face, the concave side face and the telescopic rod structures is , before the sewer well lid body is installed, the telescopic rod structures are abutted against the concave side face of the cam, after the sewer well lid body is installed on a sewer opening, the cam is rotated, the telescopic rod structures are abutted against the convex side face of the cam, and the telescopic rod structures are inserted into a groove to be clamped and fixed.

The sewer well lid comprises a telescopic rod, a sleeve, a telescopic spring and a rolling shaft, wherein the sleeve is arranged on a sewer well lid body, the telescopic rod penetrates into the sleeve, the end of the telescopic rod is connected with the end of the telescopic spring, the other end of the telescopic spring is connected with the end of the rolling shaft, the other end of the rolling shaft is abutted against the side face of the cam, before the sewer well lid body is installed, the rolling shaft is abutted against the side face of the concave part of the cam, the other end of the telescopic rod does not protrude relative to the sewer well lid body, after the sewer well lid body is installed on a sewer opening, the cam is rotated to enable the rolling shaft to be abutted against the side face of the convex part of the cam, the telescopic rod extends out along the direction of the sleeve under the driving of the telescopic spring, and the other 59.

The sewer well lid, wherein, be provided with the installation through-hole on sewer well lid body, be provided with the screw hole on the cam, the bolt passes installation through-hole and screw hole threaded connection.

The sewer well lid, wherein, the bolt is hexagon bolt.

Sewer well lid, wherein, the joint structure is located sewer well lid body and installs on the faces of sewer well lid body face downward water course behind the sewer road junction, the bolt head is located the faces in addition of sewer well lid body.

Sewer well lid, wherein, telescopic rod structure sets up 4, the convex part side and the concave part side of cam all set up 4.

The sewer well lid, wherein, the convex part side of cam and the concave part side of cam are the interval setting each other, form 90 degrees contained angles between two adjacent convex part sides, every telescopic link structure and convex part sides and concave part sides correspond the setting, form 90 degrees contained angles between two adjacent telescopic link structures.

The sewer well lid, wherein, the installation through-hole is located the central point of sewer well lid body.

The beneficial effects of the utility model are that the utility model discloses an kinds of sewer well lid, through installed cams below sewer well lid, the cam passes through hexagon bolt and connects on the well lid, rotating hexagon bolt can drive cam and play the rotation, four sleeves have been fixed to four 90 orientations at the well lid, the telescopic link is built in to the sleeve, set up recesses simultaneously on the wall of a well at sewer mouth edge, when the well lid is not installed the sewer mouth, the cam rotates, the roller bearing extends the drive of restoring force down with the sunken butt of cam at the spring, at this moment, the afterbody of four telescopic links is inside the excircle of well lid, at this moment, can lay the well lid in sewer mouth department, after the well lid is laid, rotating hexagon bolt, drive cam and play the rotation, make the roller bearing and the protruding point butt of cam, thereby promote the telescopic link to stretch out, make the telescopic link inject in the recess on the well wall, thereby can firmly fix the well lid on the well lid, can not again because the bath in the well lid, when needing to open the well lid, as long as the telescopic link is inside the bolt, can open the hexagonal.

Drawings

Figure 1 is the utility model discloses well sewer well lid's structural schematic.

Figure 2 is the utility model discloses well sewer well lid's positive schematic diagram.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" shall be construed , for example, they may be fixedly connected, detachably connected, or physically connected, they may be mechanically connected, they may be electrically connected or may communicate with each other, they may be directly connected, they may be indirectly connected through an intermediate medium, they may be connected inside two elements or the interaction relationship between two elements.

In the present disclosure, unless otherwise expressly stated or limited, "above" or "below" a second feature includes features directly contacting the second feature, and may also include features contacting the second feature not directly but through another feature in between, furthermore, features "above", "over" and "on" the second feature include features directly above and obliquely above the second feature, or merely indicate that feature is at a higher level than the second feature, features "below", "beneath" and "under" the second feature include features directly below and obliquely below the second feature, or merely indicate that feature is at a lower level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

As shown in fig. 1 and 2, kinds of sewer manhole covers comprise a sewer manhole cover body 100, wherein a clamping structure is arranged on the sewer manhole cover body 100, a groove is formed in a wall of the sewer opening at the edge, the sewer manhole cover body 100 is arranged on the sewer opening, and the clamping structure is inserted into the groove to be clamped and fixed, so that the sewer manhole cover body 100 can be firmly fixed on the sewer opening, and the sewer manhole cover body 100 is prevented from being washed away by backwashing water in a sewer.

Specifically, the clamping structure comprises a cam 102 and at least telescopic rod structures, the telescopic rod structures comprise a telescopic rod 101, a sleeve 103, a telescopic spring 104 and a roller 105, the cam 102 is arranged on the sewer manhole cover body 100, the cam 102 can rotate on the sewer manhole cover body 100, the cam 102 comprises a convex side surface and a concave side surface, the convex side surface, the concave side surface and the telescopic rod structures are , the sleeve 103 is arranged on the sewer manhole cover body 100, the telescopic rod 101 penetrates into the sleeve 103, the end of the telescopic rod 101 is connected with the end of the telescopic spring 104, the end of the telescopic spring 104 is connected with the end of the roller 105, the end of the roller 102 is abutted with the side surface of the cam 102, when the sewer manhole cover body 100 is not installed on a sewer opening, the roller 105 is abutted with the side surface of the concave part of the cam 102, the end of the telescopic spring 104 freely extends, the end of the end of the telescopic rod 101 is not protruded relative to the sewer manhole cover body 100, the telescopic rod 100 can place, the telescopic rod 100 can clamp the sewer manhole cover body 100 to the sewer opening the concave part, the telescopic rod 102 is clamped with the cam 102, and the telescopic rod 102, when the sewer manhole cover body is opened, the telescopic rod 102 is moved to enable the side surface to be fixed to be pulled back to the sewer manhole cover 100, the sewer opening, the telescopic rod 100, the telescopic rod 102, and the telescopic rod 102 is retracted to enable the telescopic rod 100 to enable the sewer manhole cover 100 to be retracted to enable the sewer opening, and the telescopic rod to be retracted to enable the sewer opening.

the cam 102 can be driven to rotate by various structures in this embodiment, for convenience of operation, the manhole cover body 100 is provided with a mounting through hole, the cam 102 is provided with a threaded hole, the bolt 106 passes through the mounting through hole and is in threaded connection with the threaded hole, the head of the bolt 106 is rotated by a wrench to drive the cam 102 to rotate, the roller 105 moves along the side surface of the concave part of the cam 102 to abut against the side surface of the convex part of the cam 102, the extension spring 104 is compressed, the elastic restoring force of the extension spring 104 drives the extension rod 101 to extend along the sleeve 103 in the direction of the groove until the end of the other end of the extension rod 101 is inserted into the groove to be clamped and fixed, and the head of the bolt 106 is rotated reversely by the wrench to drive the cam 102 to rotate reversely, so that the extension.

Preferably, the bolt 106 is a hexagon bolt.

, the clamping structure is positioned on the surface of the sewer manhole cover body 100 facing the sewer after the sewer manhole cover body 100 is installed at the sewer opening, and the head of the bolt 106 is positioned on the other surface of the sewer manhole cover body 100, so that the clamping structure is positioned in the sewer opening, the sewer manhole cover body 100 cannot form a protruding structure, and the pedestrian is prevented from being tripped.

, the number of the telescopic rod structures is set according to the actual requirement, the more the telescopic rod structures are set, the firmer the fixing force of the sewer manhole cover body 100 on the sewer opening is, but the more the structure of the whole sewer manhole cover body 100 is complex, the higher the cost is, preferably, when the number of the telescopic rod structures is 4, the sewer manhole cover body 100 can bear the recoil hydraulic force in the normal sewer like when being installed on the sewer opening.

In this embodiment, in order to make sewer well lid body 100 atress balanced, telescopic rod structure sets up 4, and cam 102's convex part side and concave part side all set up 4, and the convex part side of cam 102 and the concave part side of cam 102 set up at interval each other, form 90 degrees contained angles between two adjacent convex part sides, and 4 telescopic rod structures and convex part sides and concave part sides correspond the setting, form 90 degrees contained angles between two adjacent telescopic rod structures.

In the description herein, reference to the terms " embodiments," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or " examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least embodiments or examples of the present invention.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

A sewer manhole cover is characterized by comprising a sewer manhole cover body, wherein a clamping structure is arranged on the sewer manhole cover body, a groove is formed in a well wall at the edge of a sewer opening, the sewer manhole cover body is installed on the sewer opening, and the clamping structure is inserted into the groove and clamped and fixed.
2. The sewer manhole cover of claim 1, wherein the locking structure comprises a cam disposed on the sewer manhole cover body and at least telescopic rod structures disposed on the sewer manhole cover body, the cam is rotatable on the sewer manhole cover body, the cam comprises a convex side surface and a concave side surface, the number of the convex side surface, the concave side surface and the telescopic rod structures is , the telescopic rod structures abut against the concave side surface of the cam before the sewer manhole cover body is installed, the cam is rotated after the sewer manhole cover body is installed on a sewer opening, the telescopic rod structures abut against the convex side surface of the cam, and the telescopic rod structures are inserted into the grooves to be locked and fixed.
3. The manhole cover of claim 2, wherein the telescopic rod structure comprises a telescopic rod, a sleeve, a telescopic spring and a roller, the sleeve is arranged on the manhole cover body, the telescopic rod penetrates into the sleeve, the end of the telescopic rod is connected with the end of the telescopic spring, the other end of the telescopic spring is connected with the end of the roller, the other end of the roller is abutted against the side surface of the cam, before the sewer manhole cover body is installed, the roller is abutted against the side surface of the concave part of the cam, the end of the other end of the telescopic rod is not protruded relative to the sewer manhole cover body, after the sewer manhole cover body is installed on a sewer opening, the cam is rotated to enable the roller to be abutted against the side surface of the convex part of the cam, the telescopic rod extends out along the direction of the sleeve under the driving of the telescopic spring, and the end of.
4. The sewer manhole cover of claim 3, wherein a mounting through hole is formed in the sewer manhole cover body, a threaded hole is formed in the cam, and a bolt is threaded through the mounting through hole and is connected with the threaded hole.
5. The sewer manhole cover of claim 4, wherein the bolts are hex bolts.
6. The sewer manhole cover of claim , wherein the latching structure is located on the side of the sewer manhole cover body facing the sewer after the sewer manhole cover body is installed at the sewer opening, and the bolt head is located on the side of the sewer manhole cover body.
7. The sewer manhole cover of , wherein the telescoping rod structure is provided in 4, and the cam has 4 sides for both the convex portion and the concave portion.
8. The sewer well lid as recited in claim 7, wherein the convex side surfaces of the cam and the concave side surfaces of the cam are arranged at intervals, an included angle of 90 degrees is formed between every two adjacent convex side surfaces, each telescopic rod structure is arranged corresponding to convex side surfaces and concave side surfaces, and an included angle of 90 degrees is formed between every two adjacent telescopic rod structures.
9. The sewer manhole cover of claim 4 or 5, wherein the mounting through hole is located on a central point of the sewer manhole cover body.