CN111472392A

CN111472392A - Rotary anti-theft sewer manhole cover

Info

Publication number: CN111472392A
Application number: CN202010311950.1A
Authority: CN
Inventors: 刘业宏
Original assignee: Anhui Honghua Foundry Co ltd
Current assignee: Anhui Honghua Foundry Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-07-31

Abstract

The invention relates to the technical field of municipal construction, and discloses a rotary anti-theft sewer well cover, which comprises a well seat and a well cover, wherein a ring groove is formed in the inner edge of an opening at the upper side of the well seat, the circumferential wall of the well cover is in sliding connection with the groove wall of the ring groove, a circular groove is formed in the middle of the bottom of the well cover, a horizontal circular plate is arranged in the position, below the circular groove, inside the well seat, horizontal support rods are symmetrically and fixedly connected to the circumferential walls at the left side and the right side of the circular plate, the deviated ends of the two support rods are fixedly connected with the inner wall of the well seat, a rotating shaft is rotatably connected to the groove wall of the circular groove through a rolling bearing, a rectangular rod is arranged above the well cover, a rectangular groove matched with the rectangular rod is formed in the middle of the upper. The invention not only ensures that the well cover can be opened only by a special tool, has excellent anti-theft effect and is not easy to open, but also can prevent the through holes and the rectangular grooves from being blocked.

Description

Rotary anti-theft sewer manhole cover

Technical Field

The invention relates to the technical field of municipal construction, in particular to a rotary type anti-theft sewer well cover.

Background

The well lid is used for covering roads or deep wells at home and preventing people or objects from falling. The theftproof well lid prevents mainly that the thief steals the well lid, avoids the pedestrian to meet an emergency.

In the prior art, the sewer well cover does not have an anti-theft effect, is easy to open, can pry off an iron chain and a hinge by using a steel chisel, and has a very small anti-theft effect, so that the rotary anti-theft sewer well cover is provided.

Disclosure of Invention

The invention aims to solve the problems that the prior art has no anti-theft effect, is easy to open, can pry off an iron chain and a hinge by using a steel chisel, and has little anti-theft effect, and provides a rotary type anti-theft sewer manhole cover.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a rotation type theftproof sewer well lid, includes well seat and well lid, along seting up the ring channel in the upside opening part of well seat, the circumference wall of well lid and the cell wall sliding connection of ring channel, the circular slot has been seted up at the bottom middle part of well lid, the below department that the inside of well seat is located the circular slot is provided with the horizontally circular slab, the left and right sides circumference wall symmetry fixed connection of circular slab has the horizontally bracing piece, two the one end that deviates from mutually of bracing piece all with the inner wall fixed connection of well seat, the cell wall of circular slot rotates through antifriction bearing and is connected with the pivot, the top of well lid is provided with the rectangular rod, the upper end middle part of pivot is seted up with rectangular rod matched with rectangular channel, the lower extreme of pivot extends to the outside and the fixed connection of circular slot and has the horizontally rotor plate, a plurality of evenly distributed's draw-in groove has been seted up to the upper end central symmetry of upper end of circular slab, and a plurality of one side upper end that the draw-in groove is close to mutually all fixedly connected with the dog, and a plurality of the equal sliding connection of inside L shape draw-in groove card block groove, a plurality of L vertical clamping groove sets up in one side of the clamping block in the inside of draw-in the clamping groove, and the lower extreme of the corresponding of the trough of the lower extreme of the corresponding of the trough of the lower part of the trough of.

Preferably, the anti-blocking mechanism comprises a baffle plate and a pull ring, the baffle plate is horizontally arranged below the inner side of the groove in a sliding mode, and the pull ring is fixedly connected with the middle of the upper end of the baffle plate.

Preferably, the inside sliding connection of through-hole has the circular block, the circular block upper end extend to the outside of through-hole and with the lower extreme middle part fixed connection of baffle, the fixed rubber circle that has cup jointed of circumference wall of circular block, the outer lane of rubber circle and the pore wall of through-hole support tightly to set up.

Preferably, a plurality of evenly distributed's spherical groove has been seted up at the bottom edge of rotor plate, and is a plurality of the equal sliding connection in inside of spherical groove has the spheroid, and is a plurality of spheroidal lower extreme all extends to the outside of spherical groove and offsets with the upper end of circular slab.

Preferably, the upper ends of the rectangular rods are fixedly connected with horizontal rotating wheels.

Preferably, the inside of well seat is located and is provided with solid fixed ring between bracing piece and the well lid, gu fixed ring's upper end and the bottom fixed connection of well lid, gu all fixedly connected with spring jointly between the left and right sides circumference wall of solid fixed ring's the left and right sides inner ring wall and rotor plate.

Preferably, the left end and the right end of the rotating plate are symmetrically and fixedly connected with vertical limiting blocks, and limiting grooves matched with the two limiting blocks are formed in the groove walls of the left side and the right side of the annular groove.

Compared with the prior art, the invention provides a rotary type anti-theft sewer manhole cover, which has the following beneficial effects:

1. this rotation type theftproof sewer well lid through rotor plate, L shape fixture block, dog, circular slab, bracing piece, pivot and the rectangle pole that is equipped with for the well lid needs specialized tool could open, and the theftproof effect is outstanding, is difficult for opening.

2. This rotation type theftproof sewer well lid through the jam-proof mechanism that is equipped with, can prevent that through-hole and rectangular channel from blockking up.

The invention not only ensures that the well cover can be opened only by a special tool, has excellent anti-theft effect and is not easy to open, but also can prevent the blockage of the through hole and the rectangular groove.

Drawings

FIG. 1 is a schematic structural view of a rotary anti-theft manhole cover according to the present invention;

FIG. 2 is a schematic top view of the circular plate of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure, 1 well seat, 2 limit blocks, 3 well covers, 4 rotating wheels, 5 rectangular rods, 6 spheres, 7 springs, 8 fixing rings, 9 supporting rods, 10L-shaped fixture blocks, 11 rotating plates, 12 baffle blocks, 13 circular plates, 14 rotating shafts, 15 rubber rings, 16 circular blocks, 17 pull rings and 18 baffle plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a well lid under rotation type theftproof, including well seat 1 and well lid 3, the ring channel has been seted up along in the upside opening part of well seat 1, the cell wall sliding connection of well lid 3's circumference wall and ring channel, the circular slot has been seted up at the bottom middle part of well lid 3, the below department that the inside of well seat 1 is located the circular slot is provided with horizontally circular plate 13, the left and right sides circumference wall symmetry fixed connection of circular plate 13 has horizontally bracing piece 9, the one end that deviates from mutually of two bracing pieces 9 all has the inner wall fixed connection with well seat 1, the cell wall of circular slot rotates through antifriction bearing and is connected with pivot 14, the top of well lid 3 is provided with rectangular rod 5, the upper end middle part of pivot 14 is seted up with rectangular rod 5 matched with rectangular rod 5, the lower extreme of pivot 14 extends to the outside of circular slot and fixed connection has horizontally rotor plate 11, the upper end central symmetry of circular plate 13 has seted up a plurality of evenly distributed's draw-in the upper end central groove, the equal fixed connection dog 12 of the one side upper end of the adjacent to the draw-in the fixed ring of a plurality of draw-in groove 16 and the fixed ring of the vertical draw-ring of draw-ring and draw-ring, the draw-ring of draw-ring, the draw-ring.

When the manhole cover is used, the pull ring 17 is lifted upwards, the pull ring 17 drives the baffle 18, the circular block 16 and the rubber ring 15 to move out of the inner part of the manhole cover 3, the rectangular rod 5 is inserted into the rectangular groove through the through hole, the rectangular rod 5 rotates to drive the rotating shaft 14 to rotate, the rotating shaft 14 drives the rotating plate 11 to rotate, the rotating plate 11 drives the horizontal parts of the L-shaped clamping blocks 10 to correspond to the through groove, and the manhole cover 3 can be opened at the moment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a rotation type theftproof sewer well lid, includes well seat (1) and well lid (3), its characterized in that, along offering the ring channel in the upside opening part of well seat (1), the circumference wall of well lid (3) and the cell wall sliding connection of ring channel, the circular slot has been seted up at the bottom middle part of well lid (3), the inside below department that is located the circular slot of well seat (1) is provided with horizontally circular slab (13), the left and right sides circumference wall symmetry fixed connection of circular slab (13) has horizontally bracing piece (9), two the one end that deviates from mutually of bracing piece (9) all with the inner wall fixed connection of well seat (1), the cell wall of circular slot rotates through antifriction bearing and is connected with pivot (14), the top of well lid (3) is provided with rectangular rod (5), the upper end middle part of pivot (14) is seted up with rectangular rod (5) matched with rectangular groove, the lower extreme of pivot (14) extends to the outside of circular slot and fixed connection has horizontal rotating plate (11) of level, the lower extreme that the lower extreme of pivot (14) extended to the outside and fixed connection of circular slot (3610) and the equal matched with the inside dog that the dog (11) of the vertical dog (11) was provided with the vertical dog (11) of the groove, the upper end of the clamp block (11) is connected with the clamp groove (3610) and the clamp groove (3) are connected with the clamp groove (3) and the clamp groove (3610) are connected with the clamp block connection of the upper end of the clamp groove (10) and the clamp groove (3610) and the vertical clamp groove (3) are connected with the clamp groove (3) and the inside dog that the clamp groove (10) are connected with the clamp groove (10) and the clamp groove (3) are connected with the clamp groove (3) the clamp groove.

2. The rotary theft-proof sewer manhole cover according to claim 1, wherein the anti-blocking mechanism comprises a baffle plate (18) and a pull ring (17), the baffle plate (18) is horizontally and slidably arranged at the lower part of the inner side of the groove, and the pull ring (17) is fixedly connected with the middle part of the upper end of the baffle plate (18).

3. The rotary anti-theft sewer manhole cover according to claim 1, wherein a circular block (16) is slidably connected inside the through hole, the upper end of the circular block (16) extends to the outside of the through hole and is fixedly connected with the middle part of the lower end of the baffle (18), a rubber ring (15) is fixedly sleeved on the circumferential wall of the circular block (16), and the outer ring of the rubber ring (15) is tightly abutted to the wall of the through hole.

4. The rotary theft-proof manhole cover according to claim 1, wherein the bottom edge of the rotating plate (11) has a plurality of uniformly distributed spherical grooves, the interior of the spherical grooves is slidably connected with the balls (6), and the lower ends of the balls (6) extend to the exterior of the spherical grooves and abut against the upper end of the circular plate (13).

5. A rotary theft-proof manhole cover according to claim 1, wherein the upper ends of the rectangular rods (5) are fixedly connected with horizontal rotating wheels (4).

6. The rotary anti-theft sewer manhole cover according to claim 1, wherein a fixing ring (8) is arranged inside the manhole base (1) between the support rod (9) and the manhole cover (3), the upper end of the fixing ring (8) is fixedly connected with the bottom of the manhole cover (3), and springs (7) are fixedly connected between the inner ring walls on the left and right sides of the fixing ring (8) and the circumferential walls on the left and right sides of the rotating plate (11) together.

7. The rotary anti-theft sewer manhole cover according to claim 1, wherein the left and right ends of the rotating plate (11) are symmetrically and fixedly connected with vertical limiting blocks (2), and the left and right groove walls of the annular groove are provided with limiting grooves matched with the two limiting blocks (2).