CN218027853U - Municipal works inspection shaft safety protection cover - Google Patents
Municipal works inspection shaft safety protection cover Download PDFInfo
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- CN218027853U CN218027853U CN202222257030.3U CN202222257030U CN218027853U CN 218027853 U CN218027853 U CN 218027853U CN 202222257030 U CN202222257030 U CN 202222257030U CN 218027853 U CN218027853 U CN 218027853U
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- well lid
- lid body
- sliding block
- self
- well
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Abstract
The utility model discloses a municipal works inspection shaft safety protection cover, including well lid body, auto-lock subassembly and pinch bar. The utility model has the advantages that: the front end of the sliding block is set to be a sawtooth front end, when the well lid body is covered downwards, the sliding block can automatically retract by slightly applying external force because the slope of the sawtooth front end is downward, the well lid body is automatically covered tightly, when the well lid body is opened upwards, the pressure of the high-elastic rubber block on the sliding block and the inverted sawtooth shape of the sawtooth front end and the friction force of the well wall form a resultant force, the well lid body is difficult to be opened and has a self-locking function, the lower corner of the fixed self-locking block and the acute angle end of the inspection well are set to be the same angle, and after the well lid body is installed, the well lid body has a self-locking function in the vertical upward direction because of the acute angle effect of the fixed self-locking block; the both sides fixedly connected with balancing piece of well lid body, and the height of balancing piece and the highly uniform of auto-lock subassembly, so, make the well lid body place no matter positive and negative direction, all very steady, and easily transportation, loading and unloading and layering are stored, save space.
Description
Technical Field
The utility model relates to a protective cover specifically is a municipal works inspection shaft safety protection cover, belongs to well lid technical field for the municipal works.
Background
In the municipal engineering, the construction of the water supply and drainage inspection well is an indispensable project, the number of the inspection wells is large, the construction period is long, and the inspection wells are assembled by adopting concrete prefabricated parts at present.
Under general conditions, after the well body is built, backfill such as roads, green belts and the like around is not completed, the well cover is not enough in installation condition, the drainage well cover is made of nodular cast iron materials, the drainage well cover is placed on the well mouth temporarily and is easy to lose, and the potential safety hazard of falling accidents is greatly increased undoubtedly by a plurality of exposed well mouths. The common treatment measure for preventing the falling accident is to temporarily cover the well mouth by using a steel template or a waste wood template, but the quantity of the well mouth is large, the consumed materials are more, and unnecessary waste is caused; the wooden template is also affected by strong wind, and the falling accident cannot be effectively avoided.
The technology of using interim well lid protection well head is less at present, and individual well lid manufacturing technology has certain advance, but increases metal material more, and manufacturing cost is great, and the structure is more complicated, has the shortcoming in turnover, transportation, the storage, and comprehensive life is short.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a municipal works inspection shaft safety protection cover just in order to solve above-mentioned at least one technical problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a municipal works inspection shaft safety protection cover includes
The manhole cover comprises a manhole cover body, a protective cover and a sealing cover, wherein the manhole cover body is in a circular shape and forms a main structure of the protective cover, anti-skid grains are arranged on the upper surface of the manhole cover body, reinforcing ribs are arranged on the lower surface of the manhole cover body, and opening holes are formed in the manhole cover body;
the self-locking assemblies are arranged at two ends of the well lid body and comprise movable self-locking assemblies positioned at one end of the lower surface of the well lid body and fixed self-locking blocks positioned at the other end of the lower surface of the well lid body, the movable self-locking assemblies are positioned at an opening hole formed in the well lid body, each movable self-locking assembly comprises a slide block bin fixedly connected with the well lid body, a slide block inserted in the slide block bin and a high-elastic rubber block, the high-elastic rubber block is positioned at the tail end of the slide block, and a working hole is formed in the position, right below the opening hole, of the slide block;
the pry bar is of a long straight bar-shaped structure and the bottom end of the pry bar penetrates through the opening hole to be clamped in the working hole.
As a further aspect of the present invention: the other both sides fixedly connected with balancing piece of well lid body, just the height of balancing piece is unanimous with the height of auto-lock subassembly.
As a further aspect of the present invention: two sides of the sliding block are connected with limiting bolts, and two sides of the sliding block bin are provided with long-strip-shaped limiting holes for penetrating through the limiting bolts.
As the utility model discloses further scheme again: the front end of the sliding block is a sawtooth front end.
As a further aspect of the present invention: the lower corner of the fixed self-locking block and the acute angle end of the inspection well are arranged to be at the same angle.
As a further aspect of the present invention: the opening hole is horn-shaped, and a cross-shaped cross rod is welded at the bottom end of the pry bar.
The utility model has the advantages that:
1. the front end of the sliding block is set to be a sawtooth front end, when the well lid body is covered downwards, the sliding block can retract automatically by applying external force slightly because the slope of the sawtooth front end is downward, the well lid body can be covered tightly automatically, when the well lid body is opened upwards, the pressure of the high-elastic rubber block on the sliding block and the inverted sawtooth shape of the sawtooth front end and the friction force of the well wall form a resultant force, the well lid body is difficult to be opened to play a self-locking function, the lower corner of the fixed self-locking block and the acute angle end of the inspection well are set to be at the same angle, and after the well lid body is installed, the well lid body has a self-locking function in the vertical upward direction because of the acute angle effect of the fixed self-locking block;
2. the two sides of the well lid body are fixedly connected with the balance blocks, and the heights of the balance blocks are consistent with those of the self-locking assembly, so that the well lid body is very stable no matter the well lid body is placed in the positive and negative directions, and is easy to transport, load, unload and store in a layered manner, and the space is saved;
3. the opening hole is horn-shaped and has two functions, one is a conventional function, a prying bar is inserted into the hole to rotate, the cross-shaped cross rod at the end part clamps the well lid body, and then the well lid body is lifted upwards to complete opening; secondly, the self-locking function of the sliding block is removed, the prying rod is inserted into the opening hole and extends into the working hole, then the sliding block is pried downwards, the sliding block is moved inwards, the self-locking is removed, and the well lid body is lifted upwards to complete the opening of the well lid.
Drawings
FIG. 1 is a schematic side view of the present invention;
fig. 2 is a schematic view of a top view structure of the well lid body of the present invention;
fig. 3 is a bottom view structural schematic diagram of the well lid body of the utility model;
FIG. 4 is a schematic side sectional view of the slider and the slider bin of the present invention;
fig. 5 is the utility model discloses the well lid state structure schematic diagram of opening.
In the figure: 1. well lid body, 2, activity auto-lock subassembly, 3, fixed auto-lock piece, 4, balancing piece, 5, anti-skidding line, 6, open the hole, 7, strengthening rib, 8, slider storehouse, 9, slider, 10, spacing bolt, 11, spacing hole, 12, high-elastic rubber piece, 13, work hole, 14, sawtooth front end, 15, pinch bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in figures 1 to 5, a municipal engineering manhole safety protection cover comprises
The well lid comprises a well lid body 1, wherein the well lid body 1 is in a circular shape and forms a main structure of the protective cover, anti-skid grains 5 are arranged on the upper surface of the well lid body 1, reinforcing ribs 7 are arranged on the lower surface of the well lid body 1, and an opening hole 6 is formed in the well lid body 1;
the self-locking assembly is arranged at two ends of the well lid body 1 and comprises a movable self-locking assembly 2 positioned at one end of the lower surface of the well lid body 1 and a fixed self-locking block 3 positioned at the other end of the lower surface of the well lid body 1, the movable self-locking assembly 2 is positioned at an opening hole 6 formed in the well lid body 1, the movable self-locking assembly 2 comprises a slide block bin 8 fixedly connected with the well lid body 1, a slide block 9 inserted in the slide block bin 8 and a high-elastic rubber block 12, the high-elastic rubber block 12 is positioned at the tail end of the slide block 9, and a working hole 13 is formed in the position, right below the opening hole 6, of the slide block 9;
and the pry bar 15 is of a long straight rod-shaped structure and the bottom end of the pry bar penetrates through the opening hole 6 and is clamped in the working hole 13.
The embodiment of the utility model provides an in, the other both sides fixedly connected with balancing piece 4 of well lid body 1, just the highly uniform of the height of balancing piece 4 and auto-lock subassembly, so, make well lid body 1 place no matter positive and negative direction, all very steady, and easily transportation, loading and unloading and layering are stored, save space.
In the embodiment of the present invention, the two sides of the slider 9 are connected with the limit bolt 10, and the strip-shaped limit hole 11 for passing the limit bolt 10 is opened on the two sides of the slider bin 8, so that the slider 9 can move left and right, and further the end of the slider 9 can be slightly longer than the distance of 5-10mm from the well wall under the thrust of the high-elastic rubber block 12, so that the well lid body 1 can freely cover the well mouth downwards, and meanwhile, when the well lid body 1 is opened, the prying slider 9 can freely slide right.
The embodiment of the utility model provides an in, the front end of slider 9 sets up to sawtooth front end 14, when well lid body 1 is to the lower cover, downwards because of sawtooth front end 14's slope, but add external force slider 9 automatic retraction slightly, well lid body 1 is tight automatically just, when upwards opening, high-elastic rubber block 12 constitutes to make up to making a concerted effort with the wall of a well frictional force to the pressure of slider 9 and the zigzag of sawtooth front end 14, and well lid body 1 will hardly be opened, plays the auto-lock effect.
Example two
As shown in figures 1 to 5, a municipal engineering manhole safety protection cover comprises
The manhole cover comprises a manhole cover body 1, wherein the manhole cover body 1 is in a circular shape and forms a main structure of the protective cover, anti-slip grains 5 are arranged on the upper surface of the manhole cover body 1, reinforcing ribs 7 are arranged on the lower surface of the manhole cover body 1, and an opening hole 6 is formed in the manhole cover body 1;
the self-locking assemblies are arranged at two ends of the well lid body 1 and comprise movable self-locking assemblies 2 positioned at one end of the lower surface of the well lid body 1 and fixed self-locking blocks 3 positioned at the other end of the lower surface of the well lid body 1, the movable self-locking assemblies 2 are positioned at an opening hole 6 formed in the well lid body 1, each movable self-locking assembly 2 comprises a sliding block bin 8 fixedly connected with the well lid body 1, a sliding block 9 inserted into the sliding block bin 8 and a high-elastic rubber block 12, the high-elastic rubber block 12 is positioned at the tail end of the sliding block 9, and a working hole 13 is formed in the position, right below the opening hole 6, of the sliding block 9;
and the pry bar 15 is of a long straight rod-shaped structure and the bottom end of the pry bar penetrates through the opening hole 6 and is clamped in the working hole 13.
The embodiment of the utility model provides an in, the lower corner of fixed auto-lock piece 3 sets up to the same angle with the acute angle end of inspection shaft, after the installation of well lid body 1, because of the acute angle effect of fixed auto-lock piece 3, has self-locking function in the perpendicular direction that makes progress.
In the embodiment of the utility model, the opening hole 6 is horn-shaped, and the cross-shaped cross rod is welded at the bottom end of the pry bar 15, which has two functions, one is a conventional function, the pry bar 15 is inserted into the hole to rotate, so that the cross-shaped cross rod at the end part blocks the well lid body 1, and then the well lid body 1 is lifted upwards to complete the opening; secondly, the self-locking function of the sliding block is removed, the prying rod 15 is inserted into the opening hole 6 and extends into the working hole 13, then the sliding block 9 is pried downwards, the sliding block 9 is moved inwards, the self-locking is removed, the well lid body 1 is lifted upwards, and the well lid opening is completed.
The working principle is as follows: when the protective cover is placed at the manhole mouth, the lower corner of the fixed self-locking block 3 and the acute angle end of the manhole are set to be at the same angle, after the manhole cover body 1 is installed, the lower corner has a self-locking function in the vertical upward direction due to the acute angle effect of the fixed self-locking block 3, and the sliding block 9 can automatically retract slightly due to the downward slope of the sawtooth front end 14, so that the manhole cover body 1 is automatically covered tightly; secondly, the self-locking function of the sliding block is relieved, the prying rod 15 is inserted into the opening hole 6 and extends into the working hole 13, the sliding block 9 is pried downwards, the sliding block 9 moves inwards, the self-locking is relieved, and the well lid body 1 is lifted upwards to finish the opening of the well lid.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (6)
1. The utility model provides a municipal works inspection shaft safety protection cover which characterized in that: comprises that
The manhole cover comprises a manhole cover body (1) which is in a circular shape and forms a main structure of the protective cover, wherein anti-skid grains (5) are arranged on the upper surface of the manhole cover body (1), reinforcing ribs (7) are arranged on the lower surface of the manhole cover body (1), and opening holes (6) are formed in the manhole cover body (1);
the self-locking assembly is arranged at two ends of the well lid body (1) and comprises a movable self-locking assembly (2) positioned at one end of the lower surface of the well lid body (1) and a fixed self-locking block (3) positioned at the other end of the lower surface of the well lid body (1), the movable self-locking assembly (2) is positioned at an opening hole (6) formed in the well lid body (1), the movable self-locking assembly (2) comprises a sliding block bin (8) fixedly connected with the well lid body (1), a sliding block (9) inserted in the sliding block bin (8) and a high-elastic rubber block (12), the high-elastic rubber block (12) is positioned at the tail end of the sliding block (9), and a working hole (13) is formed in the position, right below the opening hole (6), of the sliding block (9);
and the pry bar (15) is of a long straight rod-shaped structure arranged outside, and the bottom end of the pry bar penetrates through the opening hole (6) and is clamped in the working hole (13).
2. The municipal engineering manhole safety cover of claim 1, wherein: the well lid body (1) is fixed connection with balancing piece (4) in both sides in addition, just the height of balancing piece (4) is unanimous with the height of auto-lock subassembly.
3. The municipal engineering manhole safety cover of claim 1, wherein: two sides of the sliding block (9) are connected with limiting bolts (10), and two sides of the sliding block bin (8) are provided with long-strip-shaped limiting holes (11) used for penetrating through the limiting bolts (10).
4. The municipal engineering manhole safety cover of claim 1, wherein: the front end of the sliding block (9) is a sawtooth front end (14).
5. The municipal engineering inspection well safety protection cover of claim 1, wherein: the lower corner of the fixed self-locking block (3) and the acute angle end of the inspection well are set to be at the same angle.
6. The municipal engineering inspection well safety protection cover of claim 1, wherein: the opening hole (6) is horn-shaped, and a cross-shaped cross rod is welded at the bottom end of the pry rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222257030.3U CN218027853U (en) | 2022-08-26 | 2022-08-26 | Municipal works inspection shaft safety protection cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222257030.3U CN218027853U (en) | 2022-08-26 | 2022-08-26 | Municipal works inspection shaft safety protection cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218027853U true CN218027853U (en) | 2022-12-13 |
Family
ID=84351978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222257030.3U Active CN218027853U (en) | 2022-08-26 | 2022-08-26 | Municipal works inspection shaft safety protection cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218027853U (en) |
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2022
- 2022-08-26 CN CN202222257030.3U patent/CN218027853U/en active Active
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