CN214401897U - Anti-theft inspection well cover - Google Patents

Abstract

The utility model relates to the technical field of municipal equipment, and discloses an anti-theft inspection well cover.A cover body is connected with a hook, and a protruded hook body is formed on the hook; an opening and closing clamping plate for clamping the hook body is fixedly arranged corresponding to the hook body; the opening and closing clamping plate comprises a fixing plate and an opening and closing plate, and two sides of the opening and closing plate are connected with the limiting clamping grooves; the opening-closing plate is connected with an eccentric wheel executing mechanism for driving the opening-closing clamping plate to open and close, and the eccentric wheel executing mechanism is provided with a driving piece. Use the technical scheme of the utility model, the cardboard that opens and shuts opens and is formed with a clearance. The cover body is laid down, and the hook on the cover body is inserted into the gap; afterwards, eccentric wheel actuating mechanism reversely promotes the opening-closing plate and is close to the fixed plate and removes, and the cardboard that opens and shuts is closed and clip the couple this moment, and the coupler body receives the restriction of the card that opens and shuts and can not break away from the cardboard that opens and shuts, plays the effect of pinning the lid. According to the anti-theft inspection well cover, the cover body is locked stably and is not easy to be damaged and then opened, so that the anti-theft inspection well cover is safe and effective, and a good anti-theft effect is achieved.

Description

Anti-theft inspection well cover

Technical Field

The utility model relates to a municipal administration equipment technical field especially relates to a theftproof inspection shaft lid.

Background

In urban construction, there are many underground pipelines, such as sewers, underground gas pipelines, tap water pipelines, power pipelines, communication pipelines, national defense pipelines, etc., these pipelines are provided with an outlet leading to the ground at intervals, the section from the pipeline to the ground is called an inspection well, the inspection well opening is generally flush with the ground, so a cover covering the inspection well is needed. The inspection well cover is usually made of reinforced cement, metal, reinforced plastic and other materials, and the shape of the inspection well cover mainly takes a round shape and a square shape.

In the prior art, the inspection well cover is not designed with anti-theft measures, so that the inspection well cover is easy to steal; or after the inspection well cover is opened, pedestrians fall into the inspection well, vehicles sink into the inspection well, and the potential safety hazard is large. Some inspection well covers, the anti-theft device that its set up is more complicated, uses loaded down with trivial details, and it is comparatively troublesome to open the inspection well cover in later maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a theftproof inspection shaft lid to solve the above-mentioned technical problem among the prior art.

In order to realize the purpose, the utility model discloses a technical scheme be:

an anti-theft inspection well cover comprises a cover body; the cover body is connected with a hook, and a protruding hook body is formed on the hook; an opening and closing clamping plate for clamping the hook body is fixedly arranged corresponding to the hook body; the opening and closing clamping plate comprises a fixing plate and an opening and closing plate, and two sides of the opening and closing plate are connected with the limiting clamping grooves and form sliding fit; the opening-closing plate is connected with an eccentric wheel executing mechanism for driving the opening-closing clamping plate to open and close, and the eccentric wheel executing mechanism is provided with a driving piece for driving the eccentric wheel executing mechanism to work.

According to the anti-theft inspection well cover, the eccentric wheel executing mechanism comprises a push-pull piece connected to the opening plate and an eccentric wheel body arranged on one side of the opening plate; an arc-shaped push-pull groove is formed in the eccentric wheel body, the first end of the connecting piece penetrates through the push-pull groove to form sliding fit, and the second end of the connecting piece is hinged to the push-pull piece.

According to the utility model discloses a theftproof inspection shaft lid, the arc push-and-pull groove setting is kept away from to the driving piece, and the middle part of driving piece and arc push-and-pull groove is located the diameter of lid.

According to the utility model discloses a theftproof inspection shaft lid, the driving piece is established to the polygon blind hole, and corresponds the polygon blind hole on the lid and has seted up the hole of dodging.

According to the utility model discloses a theftproof inspection shaft lid, the driving piece is established to the polygon prism, and corresponds the polygon prism on the lid and has seted up the hole of dodging.

According to the utility model discloses a theftproof inspection shaft lid, the edge of lid has been seted up and has been drawn the lid hole, draws the lid hole to be close to the couple setting.

The anti-theft inspection well cover of the utility model also comprises a seat ring; the edge of the cover body is hinged with the seat ring; the opening and closing clamping plate, the limiting clamping groove and the eccentric wheel executing mechanism are connected to the seat ring.

According to the utility model discloses a theftproof inspection shaft lid, the articulated side of lid and couple are located the diameter of seat circle.

The utility model has the advantages that:

use the technical scheme of the utility model, eccentric wheel actuating mechanism forward pulling open-close plate keeps away from the fixed plate and removes, and the cardboard that opens and shuts that open-close plate, fixed plate cooperation formed this moment opens and is formed with a clearance. The cover body is laid down, and the hook on the cover body is inserted into the gap; afterwards, eccentric wheel actuating mechanism reversely promotes the opening plate and is close to the fixed plate and removes, and the cardboard that opens and shuts closes this moment and clip the couple, and the opening plate blocks and restricts outstanding coupler body, and the coupler body receives the restriction of the card that opens and shuts and can not break away from the cardboard that opens and shuts, plays the effect of pinning the lid, can prevent effectively that the lid from being opened. This theftproof inspection shaft lid simple structure sets up rationally, and easy tired piece that easily decreases such as no spring, buckle, long service life, the locking of lid is more firm, and is difficult for opening the lid after being destroyed, and is safe effective, plays better theftproof effect.

In the above, the pulling and pushing actions of the eccentric wheel actuator are realized by applying an external force (external power) to the driving member.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the opening tab of FIG. 1 shown opened and the hook on the cover released;

FIG. 3 is a schematic view of the opening/closing plate of FIG. 1 restraining the cover;

FIG. 4 is a partially enlarged view of the opening/closing catch plate of FIG. 3 closing and restraining the hook on the cover;

FIG. 5 is a schematic view of the driver configured as a regular hexagonal blind hole;

FIG. 6 is a schematic view of the driving member being a regular hexagonal prism and engaged with the cover;

FIG. 7 is a schematic view of the structure of the cover;

FIG. 8 is a schematic view of the connecting rod being articulated with the push-pull rod;

FIG. 9 is a schematic view of the sliding engagement of the opening plate with the restraining slot;

reference numerals:

the device comprises a seat ring 1, a cover body 2, a driving piece 3, an avoiding hole 4, an eccentric wheel executing mechanism 5, a cover pulling hole 6, an opening and closing clamping plate 7, a hook 8, a polygonal blind hole 9, a rotating pin 10, an eccentric wheel body 11, an arc-shaped push-pull groove 12, a connecting piece 13, a push-pull piece 14, an opening and closing plate 15, a limiting clamping groove 16, a fixing plate 17 and a polygonal prism 18.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Examples

Referring to fig. 1 to 9, the present invention provides an anti-theft manhole cover, which includes a cover body 2; the cover body 2 is connected with a hook 8, and a protruding hook body is formed on the hook 8; an opening and closing clamping plate 7 for clamping the hook body is fixedly arranged corresponding to the hook body; the opening and closing clamping plate 7 comprises a fixing plate 17 and an opening and closing plate 15, and two sides of the opening and closing plate 15 are connected with a limiting clamping groove 16 and form sliding fit; the opening plate 15 is connected with an eccentric wheel executing mechanism 5 for driving the opening and closing clamping plate 7 to open and close, and the eccentric wheel executing mechanism 5 is provided with a driving piece 3 for driving the eccentric wheel executing mechanism to work.

As shown in fig. 9, the limiting slot 16 is made of an L-shaped angle steel, and one edge of the angle steel is used for limiting the edge of the opening plate 15. The opening and closing plate 15 can reciprocate in a clamping groove formed between the two angle steels under the limitation of the angle steels so as to realize the opening and closing actions of the opening and closing clamping plate 7.

The anti-theft inspection well cover has the following improvements:

firstly, the eccentric wheel actuating mechanism 5 comprises a push-pull piece 14 connected to a cut-off plate 15 and an eccentric wheel body 11 arranged on one side of the cut-off plate 15; an arc-shaped push-pull groove 12 is formed in the eccentric wheel body 11, a first end of a connecting piece 13 penetrates through the push-pull groove to form sliding fit, and a second end of the connecting piece 13 is hinged to a push-pull piece 14.

As shown in fig. 2 and 4, the push-pull member 14 is disposed on the side of the opening plate 15 away from the fixing plate 17, and the push-pull member 14 is a push-pull rod. The connecting member 13 can be a connecting rod, two ends of the connecting rod are provided with forks, a rod body is arranged between the forks in a penetrating way, and the rod body is arranged on the push-pull member 14 in a penetrating way to form hinge joint, as shown in fig. 8; the rod body is arranged in the arc-shaped push-pull groove 12 in a penetrating way, can slide in the arc-shaped push-pull groove 12 and is pushed by the arc-shaped body wall of the arc-shaped push-pull groove 12. In addition, the eccentric wheel body 11 is connected to the seat ring 1 (described below) through the rotating pin 10, and when the eccentric wheel body 11 rotates around the rotating pin 10, the arc-shaped push-pull groove 12 can push and pull the push-pull piece 14 through the connecting piece 13, so as to realize the opening and closing actions of the opening and closing clamping plate 7.

And thirdly, the driving piece 3 is arranged far away from the arc-shaped push-pull groove 12, and the middle parts of the driving piece 3 and the arc-shaped push-pull groove 12 are positioned on the diameter of the cover body 2.

As shown in fig. 5, the driving member 3 is a polygonal blind hole 9, and the cover 2 is provided with an avoiding hole 4 corresponding to the polygonal blind hole 9. The polygonal blind hole 9 can be a regular hexagon blind hole, and a regular hexagon wrench can be inserted into the regular hexagon blind hole to pull the eccentric wheel body 11 to drive the push-pull piece 14 to act in the eccentric rotation.

In addition, as shown in fig. 6, the driving member 3 may also be a polygonal prism 18, and the cover 2 is provided with an avoiding hole 4 corresponding to the polygonal prism 18. The polygonal prism 18 can be a regular hexagonal prism, and a regular hexagonal sleeve is inserted into the regular hexagonal prism to pull the eccentric wheel body 11 to drive the push-pull piece 14 to move in the eccentric rotation. Regular hexagon prism can prevent to block up the back for regular hexagon blind hole, and the cardboard 7 that opens and shuts can not be opened, and the condition that lid 2 can not be opened appears.

Repeatedly, as shown in fig. 1 and fig. 3, a cover pulling hole 6 is formed in the edge of the cover body 2, and the cover pulling hole 6 is arranged close to the hook 8. When the cover body 2 is opened, the pull rod is inserted into the cover pulling hole 6, and the cover body 2 is pulled to turn over and open the inspection well.

Finally, as shown in fig. 1 and 3, the anti-theft inspection well cover further comprises a seat ring 1; the edge of the cover body 2 is hinged with the seat ring 1; the opening and closing clamping plate 7, the limiting clamping groove 16 and the eccentric wheel actuating mechanism 5 are connected to the seat ring 1.

Wherein the hinged side of the cover 2 and the hook 8 are located on the diameter of the seat 1.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (8)

1. An anti-theft inspection well cover is characterized by comprising a cover body; the cover body is connected with a hook, and a protruding hook body is formed on the hook; an opening and closing clamping plate for clamping the hook body is fixedly arranged corresponding to the hook body; the opening and closing clamping plate comprises a fixing plate and an opening and closing plate, and two sides of the opening and closing plate are connected with the limiting clamping grooves and form sliding fit; the opening-closing plate is connected with an eccentric wheel executing mechanism for driving the opening-closing clamping plate to open and close, and the eccentric wheel executing mechanism is provided with a driving piece for driving the eccentric wheel executing mechanism to work.

2. The anti-theft inspection well cover according to claim 1, wherein the eccentric wheel actuator comprises a push-pull member connected to the opening plate, and an eccentric wheel body arranged on one side of the opening plate; an arc-shaped push-pull groove is formed in the eccentric wheel body, the first end of the connecting piece penetrates through the push-pull groove to form sliding fit, and the second end of the connecting piece is hinged to the push-pull piece.

3. The anti-theft inspection well cover according to claim 2, wherein the driving member is disposed away from the arc-shaped push-pull groove, and the middle portions of the driving member and the arc-shaped push-pull groove are located on the diameter of the cover body.

4. The anti-theft inspection well cover according to claim 2, wherein the driving member is a polygonal blind hole, and the cover body is provided with a relief hole corresponding to the polygonal blind hole.

5. The anti-theft inspection well cover according to claim 2, wherein the driving member is a polygonal prism, and the cover body is provided with a relief hole corresponding to the polygonal prism.

6. The anti-theft inspection well cover according to claim 1, wherein a cover pulling hole is formed at the edge of the cover body, and the cover pulling hole is arranged close to the hook.

7. The anti-theft inspection well cover according to any one of claims 1 to 6, further comprising a seat ring; the edge of the cover body is hinged with the seat ring; the opening and closing clamping plate, the limiting clamping groove and the eccentric wheel executing mechanism are connected to the seat ring.

8. The anti-theft inspection well cover according to claim 7, wherein the hinged side of the cover body and the hook are located on a diameter of the seat ring.

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