CN213233544U - Anti-theft well cover - Google Patents

Abstract

The utility model provides an anti-theft well cover, which comprises a well cover, wherein a groove is arranged in the middle of the top surface, and the bottom of the groove protrudes out of the bottom surface of the well cover; the bottom surface of the well cover is vertically connected with a well cover ring; the anti-theft component is arranged at one end which protrudes out of the bottom surface of the well lid and is close to the groove; one end of each anti-theft rod is arranged at each of the two ends of the anti-theft component, and the other end of each anti-theft rod penetrates through the manhole cover ring and can extend out of the manhole cover ring; the anti-theft function to the well lid mainly lies in that only can open the well lid through key rotating gear, forces to pry open through artificial utilization instrument and can't open the well lid, even destroyed the shaft lever hole, still can't rotate the gear.

Description

Anti-theft well cover

Technical Field

An embodiment of the utility model relates to a well lid anti-theft device technical field generally to more specifically, relate to a theftproof well lid.

Background

At present, because of the lack of a real and effective ground inspection well cover anti-theft uncovering fixing device and a special assembly and disassembly tool thereof, a large number of molecules of underground cables which are dirty due to wire stealing are stolen and cut after being pulled from an inspection well inlet and outlet, thereby bringing different degrees of harm and inconvenience to the society and the lives of people. The theftproof well lid prevents mainly that the thief from prizing the well lid, steals the cable in the pit. The anti-theft method of the anti-theft well cover mainly comprises six methods: the first is iron chain connection, the second is hinge connection, the third is backward rotation skill, the fourth is bolt hole blocking skill, the fifth is lock key, and the sixth is shifting fork joint linkage. The first and the second can not lock the well cover and the well ring into a whole, and are easy to open, and the iron chain and the hinge can be broken by prying with a steel chisel; the third one can be opened only by rotating reversely to the right position; fourthly, the iron hook hole is blocked by a bolt and a nut, but the well cover can be opened and taken away only by inserting two ends of an iron wire bent into an arc shape into two grooves below the bolt head; the fifth and sixth well covers can be locked with the well ring into a whole, but have high requirements on the matching space and the matching precision, a new well cover needs to be cast to match with the well cover, the existing well cover cannot be transformed and used, and the cost is very high. Therefore, the various types of manhole cover anti-theft devices have no ideal effect.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a theftproof well lid.

The utility model discloses the technical scheme of implementation is: an anti-theft well lid comprises a well lid body, wherein a groove is formed in the middle of the top surface of the well lid body, and the bottom of the groove protrudes out of the bottom surface of the well lid body; the bottom surface of the well cover is vertically connected with a well cover ring; the anti-theft component is arranged in the protruding mode and is close to the bottom face of the well cover.

And one ends of the two anti-theft rods are respectively arranged at two ends of the anti-theft assembly, and the other ends of the two anti-theft rods penetrate through and can extend out of the manhole cover ring.

Furthermore, a gear and two racks are arranged in the anti-theft component, the two racks are respectively meshed with the gear in the horizontal direction, and the two racks are centrosymmetric with respect to the axis position of the gear.

Furthermore, one end of the rack, which is far away from the gear, is connected with the anti-theft rod through a connecting block.

Furthermore, the gear is in interference fit with the shaft rod, the other end of the shaft rod protrudes out of the groove, when the shaft rod is rotated to drive the gear to rotate, the two racks meshed with the gear are transversely adjusted, and the two anti-theft rods are arranged in the anti-theft assembly and the manhole cover ring in a telescopic mode.

Further, two the theftproof pole will the manhole cover circle divides into the arc length that two length are different, longer at the arc length the manhole cover circle central authorities are followed well lid axle center direction is provided with the bracing piece, just the bracing piece runs through and stretches out the manhole cover circle.

Furthermore, a groove cover is arranged at the opening of the groove, and one end, close to the anti-theft component, of the groove cover is fixed to the top surface of the well cover through a hinge.

The embodiment of the utility model provides an among the theftproof well lid, realized following technological effect: this well lid is when using, in placing the draw-in groove of the well head of communication cable top with the bracing piece of well lid earlier, need utilize strong magnetism to open the recess lid, rotate the rotation of axostylus axostyle hole drive gear through the key, with two rack lateral shifting of gear engagement, make two theftproof poles with gear connection stretch out the well lid circle and block and establish the fixed slot department at the well head, realize the fixed and the locking at the well head of well lid, the theftproof function to the well lid mainly lies in only just can open the well lid through key rotating gear, force to pry open through artificial utilization tool and can't open the well lid, even destroyed the axostylus axostyle hole, still unable rotating gear.

It should be understood that the statements herein reciting aspects are not intended to limit the critical or essential features of the embodiments of the present disclosure, nor are they intended to limit the scope of the present disclosure. Other features of the present disclosure will become apparent from the following description.

Drawings

The above and other features, advantages and aspects of various embodiments of the present disclosure will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, like or similar reference characters designate like or similar elements, and wherein:

FIG. 1 is a rear view of a manhole cover;

FIG. 2 is a rear view anti-theft revealing intention of the anti-theft manhole cover;

FIG. 3 is a schematic front view of an anti-theft manhole cover;

FIG. 4 is an anti-theft component of an anti-theft well lid;

FIG. 5 is a partial schematic view of a front view of an anti-theft manhole cover;

fig. 6 is a schematic side view of an anti-theft manhole cover.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 6 is:

10. the manhole cover comprises a manhole cover 11, a manhole cover ring 12, a supporting plate 13, a supporting rod 14, a groove 15, a groove cover 16, a round hole 20, an anti-theft component 21, a gear 22, a rack 23, a connecting block 24, an anti-theft rod 30 and a hinge.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are some, but not all embodiments of the present disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

The following describes an anti-theft manhole cover provided by an embodiment of the present invention with reference to fig. 1 to 6, which includes a manhole cover 10, wherein a groove 14 is provided in the middle of the top surface, and the bottom of the groove 14 protrudes out of the bottom surface of the manhole cover 10; the bottom surface of the well lid 10 is vertically connected with a well lid ring 11.

The anti-theft component 20 is arranged on the bottom surface of the convex well lid 10 and close to one end of the groove.

Two anti-theft rods 24, one end of which is disposed at each end of the anti-theft component 20, and the other end of which penetrates through and can extend out of the manhole cover 11.

In some embodiments, as shown in fig. 4, the antitheft assembly 20 has a gear 21 and two racks 22, the two racks 22 are respectively engaged with the gear 21 in a horizontal direction, and the two racks 22 are centrosymmetric with respect to an axial position of the gear 21.

The rack 22 is kept away from one end of the gear 21 is connected with one end of the antitheft rod 24 through the connecting block 23, the other end of the antitheft rod 24 sequentially penetrates through and extends out of the supporting plate 12 and the manhole cover ring 11, as shown in fig. 1 and 2, when the manhole cover 10 is locked, the two antitheft rods 24 extend out of the manhole cover ring 11, and when the manhole cover 10 is opened, one ends of the two antitheft rods 24 coincide with the manhole cover ring 11.

In some embodiments, two support plates 12 are respectively disposed on the bottom surface of the manhole cover 10 in the manhole cover ring 11 and are symmetrically disposed about the antitheft assembly 20, and the support plates 12 mainly support the antitheft rods 24.

In some embodiments, the gear 21 is in interference fit with the shaft, and the other end of the shaft hole protrudes from one side of the groove 14, when the rotating shaft drives the gear 21 to rotate, the two racks 22 engaged with the gear are transversely adjusted, so that the two anti-theft rods 24 are telescopically arranged in the anti-theft assembly 20 and the manhole cover 11.

It should be noted that, the shaft lever is internally provided with a structure adopting a lock hole, and the shaft lever can be rotated by a key matched with the lock hole. The location of the spindle bore protruding within the recess 14 is advantageous in preventing damage to the spindle bore by tools from the outside world.

In some embodiments, as shown in fig. 1, the two anti-theft rods 24 divide the manhole cover ring 11 into two arc lengths with different lengths, the support rod 13 is disposed in the center of the manhole cover ring 11 with the longer arc length along the axial direction of the manhole cover 10, and the support rod 13 penetrates through and extends out of the manhole cover ring 11.

In some embodiments, as shown in fig. 5, a groove cover 15 is disposed at an opening of the groove 14, one end of the groove cover 15 close to the anti-theft component 20 is fixed to the top surface of the well lid 10 by a hinge 30, when the groove cover 15 is covered, the top surface of the groove cover 15 and the top surface of the well lid 10 are at the same level, and the groove cover 15 can be opened only by strongly adsorbing the groove cover 15. The bottom of the groove 14 is provided with a round hole 16 to prevent rainwater from remaining in the groove 14.

In some embodiments, the well lid 10 is made of Q235 steel.

When using this well lid, place the draw-in groove of the well head of communication cable top with the bracing piece 13 of well lid 10 earlier, utilize strong magnetism to open recess lid 15, rotate the rotation of shaft lever hole drive gear 21 through the key, two rack 22 lateral shifting with the gear 21 meshing, make two theftproof poles 24 of being connected with gear 21 stretch out well lid circle 11 and the card establishes the fixed draw-in groove department at the well head, realize fixing and locking at the well head of well lid 10, the theftproof function to well lid 10 mainly lies in only just can open well lid 10 through key rotating gear 21, it can't open well lid 10 to force the sled through artificial utilization tool, even broken the shaft lever hole, also can't rotate gear 21.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. The utility model provides an theftproof well lid which characterized in that includes:

the middle part of the top surface of the well lid is provided with a groove, and the bottom of the groove protrudes out of the bottom surface of the well lid;

the bottom surface of the well cover is vertically connected with a well cover ring;

the anti-theft component is arranged at one end which protrudes out of the bottom surface of the well lid and is close to the groove;

and one ends of the two anti-theft rods are respectively arranged at two ends of the anti-theft assembly, and the other ends of the two anti-theft rods penetrate through and can extend out of the manhole cover ring.

2. The manhole cover according to claim 1, wherein the anti-theft assembly has a gear and two racks, the two racks are respectively engaged with the gear along a horizontal direction, and the two racks are symmetrical with respect to an axial center of the gear.

3. The manhole cover according to claim 2, wherein the end of the rack away from the gear is connected with the anti-theft rod through a connecting block.

4. The manhole cover according to claim 2, wherein the gear is in interference fit with the shaft, the other end of the shaft protrudes into the groove, and when the shaft is rotated to drive the gear to rotate, the two racks engaged with the gear are laterally adjusted, so that the two rods are telescopically arranged in the anti-theft assembly and the manhole cover ring.

5. The anti-theft well lid according to claim 1, wherein the two anti-theft rods divide the well lid ring into two arc lengths with different lengths, a support rod is arranged in the center of the well lid ring with the longer arc length along the axis direction of the well lid, and the support rod penetrates through and extends out of the well lid ring.

6. The anti-theft well lid according to claim 1, wherein a groove cover is arranged at the opening of the groove, and one end of the groove cover is fixed with the top surface of the well lid through a hinge.

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