CN2488964Y - New type of manhole cover with lock and made from complex of steel fiber and high strength concrete - Google Patents
New type of manhole cover with lock and made from complex of steel fiber and high strength concrete Download PDFInfo
- Publication number
- CN2488964Y CN2488964Y CN 01243046 CN01243046U CN2488964Y CN 2488964 Y CN2488964 Y CN 2488964Y CN 01243046 CN01243046 CN 01243046 CN 01243046 U CN01243046 U CN 01243046U CN 2488964 Y CN2488964 Y CN 2488964Y
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- lock
- high strength
- strength steel
- steel fibre
- lower cover
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Abstract
The utility model relates to a new manhole cover with lock and made from complex of steel fiber and high strength concrete, which comprises an upper cover(1), a lower cover(2) and a cover frame(3); wherein, the upper cover comprises steel fiber and high strength concrete layers(11,13,15), an upper reinforcing steel bar welding net(12) and a lower reinforcing steel bar welding net(14); the upper reinforcing steel bar welding net(12) is arranged between the steel fiber and high strength concrete layers(11,13). The lower reinforcing steel bar welding net(14) is arranged between the steel fiber and high strength concrete layers(13,15). Top of the lower cover is provided with cipher lock A. Because the utility model adopts the method that the upper cover is made of the steel fiber and high strength concretes and high strength reinforcing steel bar welding nets, and the bottom is provided with a structure of the strengthening ribs; thereby, the utility model has long service life, low cost with no dangers to the goers and the vehicles; besides, the utility model can only be turned by full-time managers who know cipher, thereby effectively controlling turning on of the well cover, being hard to stolen, preventing the manhole from being stolen and damages of the devices and establishments in the well.
Description
The utility model is a kind of inspection shaft lid that is used for the capping inspection shaft, belongs to the renovation technique of inspection shaft lid.
In city road and sidewalk, be provided with the inspection shaft of being convenient to check municipal drainage pipeline or other underground utilities in a large number, these inspection shafts all need to build with cap seal, with the safety of equipment and facility in assurance pedestrian, vehicle, the well.Having the inspection shaft lid that uses now is cast iron cover and precast concrete cover mostly: cast iron cover is stolen easily to be destroyed with the generation brittle fracture; Then because its concrete strength is not high, and inner arrangement of reinforcement strength deficiency makes the ability of bearing load inhomogeneous, shock resistance is poor for precast concrete cover, the anti-ability that fractures, the well lid destruction that easily fractureed, and accident easily meets accident; In addition, the existing inspection shaft lid that uses is not all adorned lock mostly, and the robber can steal the inspection shaft lid easily, more seriously equipment, facility in the well are destroyed and steal, relevant industries are sustained a great loss, even cause relevant industries in paralyzed state, consequence is not surveyed imagination.
The purpose of this utility model be to overcome above-mentioned shortcoming and provide a kind of ability of whole bearing load strong, shock resistance is strong, the anti-ability that fractures is strong, and can prevent equipment in the well, facility is stolen and the high strength steel fibre degree concrete inspection shaft lid novel with lock that destroys.
Structural representation of the present utility model as shown in drawings, include loam cake (1), lower cover (2), cover frame (3), loam cake (1) is bearing on the set upper groove (31) of cover frame (3), lower cover (2) is bearing on the set low groove (32) of cover frame (3), wherein loam cake (1) includes high strength steel fibre degree layer of concrete (11,13,15), last reinforcing bar weldering net (12), following reinforcing bar weldering net (14), last reinforcing bar weldering net (12) places high strength steel fibre degree layer of concrete (11,13) between, following reinforcing bar weldering net (14) places high strength steel fibre degree layer of concrete (13,15) between, and lower cover (2) is provided with coded lock A.
Describe concrete structure of the present utility model in detail below in conjunction with embodiment:
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the structural representation of loam cake among the utility model embodiment 1 (1);
Fig. 3 is the upward view among Fig. 2;
Fig. 4 is the front view of lower cover among the utility model embodiment 1 (2);
Fig. 5 is the rear elevation of lower cover among the utility model embodiment 1 (2);
Fig. 6 is installed in the partial enlarged drawing of lower cover (2) for coded lock A among the utility model embodiment 1;
Fig. 7 is in the schematic diagram of opening for coded lock A;
Fig. 8 is in the schematic diagram of locking state for coded lock A;
Fig. 9 is the structural representation of loam cake among the utility model embodiment 2 (1);
Figure 10 is the upward view among Fig. 9.
Embodiment 1:
Structural representation of the present utility model such as Fig. 1, shown in Figure 2, include loam cake (1), lower cover (2), cover frame (3), loam cake (1) is bearing on the set upper groove (31) of cover frame (3), lower cover (2) is bearing on the set low groove (32) of cover frame (3), wherein loam cake (1) includes high strength steel fibre degree layer of concrete (11,13,15), last reinforcing bar weldering net (12), following reinforcing bar weldering net (14), last reinforcing bar weldering net (12) places high strength steel fibre degree layer of concrete (11,13) between, following reinforcing bar weldering net (14) places high strength steel fibre degree layer of concrete (13,15) between, and lower cover (2) is provided with coded lock A.
For stressed transmission being distributed on the whole front panel, strengthen stress-bearing capability, improve cover plate bottom tension and anti-crack ability, the bottom of above-mentioned high strength steel fibre degree layer of concrete (15) is provided with ribs (15A), and ribs (15A) is for being enclosed the radially ribs ribs that is combined into one and forms of annular ribs and 4-6 bar by 2-4.In addition, the end face of above-mentioned high strength steel fibre degree layer of concrete (11) is made the dimpling arch.
For making inspection shaft lid have only the full-time executive when knowing the cipher, could open, with the unlatching of effective control well lid, prevent the interior equipment of well, facility is stolen and destruction.Above-mentioned lower cover (2) is provided with coded lock A, coded lock A includes lock shaft bar (4), some digital lock shafts (5), some locking bars (6), lock shaft bar (4) is located in the central authorities of lower cover (2), the end face of putting in lower cover (2) is revealed in its upper end, the bottom surface of putting in lower cover (2) is revealed in the lower end, and its lower end is equipped with recessed card (41) successively, locking bar rotor (42), the periphery of its concave card (41) is provided with several grooves (41A), locking bar rotor (42) is connected with some locking bars (6) respectively, the inwall of cover frame (3) is provided with and the corresponding some lockholes of locking bar (6), some digital lock shafts (5) are separately positioned on the side of lock shaft bar (4), and be located on the lower cover (2), the end face of putting in lower cover (2) is revealed in its upper end, and be set with digital plate (51), lower end dew is put in the bottom surface of lower cover (2), and is set with convex clip sheet (52), and the position of convex clip sheet (52) is corresponding with the position of several grooves (41A) that recessed card (41) periphery is provided with.
For avoiding inspection shaft to cover when opening by force coded lock is effectively protected, also is provided with safety guard in the above-mentioned recessed card (41).This safety guard closes device for the overload height; it includes rotatable lamella (7), steel ball (8), spring (9); wherein rotatable lamella (7) places in the cavity that is provided with in the recessed card (41), and steel ball (8) places in the slotted eye (71) that rotatable lamella (7) is provided with by spring (9).
For guaranteeing the functional performance of coded lock, the outside of the lower end of above-mentioned lock shaft bar (4), locking bar rotor (42) is provided with bayonet lock (43), and the outside of the lower end of some digital lock shafts (5), convex clip sheet (52) is provided with bayonet lock (53).And also be provided with pad (44) between locking bar rotor (42) and the bayonet lock (43), recessed card (41) and lower cover (2)) between be provided with pad (45), convex clip sheet (52) and lower cover (2)) between and also be respectively equipped with pad (54) between convex clip sheet (52) and the bayonet lock (53).
For satisfying the use needs of different user, above-mentioned digital lock shaft (5) can be provided with 3～10, digital plate (51) is provided with 4～10 numerals, in the present embodiment, digital lock shaft (5) is provided with 5, and digital plate (51) is provided with 6 numerals, convex clip sheet (52) some circumferential sections of pruning, in the present embodiment, convex clip sheet (52) the sixth circumferential section of pruning, several grooves (41A) that recessed card (41) periphery is provided with are corresponding with the part that convex clip sheet (52) is pruned.
In addition, loam cake (1), lower cover (2) and cover frame (3) are done circular.
When the utility model uses, it is sealed on the inspection shaft, when needing to open coded lock A, turn the number of digital sheet (51) on the digital lock shaft (5), each digital plate is preset with digital 1a respectively on (51), 2a, 3a, 4a, 5a, 6a, 1b, 2b, 3b, 4b, 5b, 6b......, digital plate (51) drives digital lock shaft (5) and rotates, the convex clip sheet (52) of digital lock shaft (5) bottom also rotates thereupon, when the last part of being pruned of all convex clip sheets (52) is corresponding with the position of the groove (41A) of recessed card (41), then can turn lock shaft bar (4), lock shaft bar (4) drives the some locking bars (6) that are attached thereto by locking bar rotor (42) and rotates, away from some lockholes that the inwall of cover frame (3) is provided with, at this moment, can open lower cover (2).When digital plate (51) turns incorrect and by force during rotation lock axostylus axostyle (4), then steel ball (8) slippage can not drive rotatable lamella (7) to rotate, lock shaft bar (4) idle running, thus effectively protected each component not to be damaged.
Embodiment 2:
Structure of the present utility model is identical with embodiment 1, and difference is that loam cake (1), lower cover (2), cover frame (3) do squarely.The ribs (15A) that the bottom of high strength steel fibre degree layer of concrete (15) is provided with serve as reasons vertical ribs and the horizontal ribs ribs that is combined into one and forms.
The utility model is owing to adopt loam cake to be made by high strength steel fibre degree concrete, high tensile reinforcement weldering net, and the bottom is provided with the structure of ribs, therefore, the utility model is rational in infrastructure, the ability of whole bearing load is strong, shock resistance is strong, and the anti-ability that fractures is strong, not fragile, long service life, cost are low, can not constitute dangerous to pedestrian and vehicle.In addition, the utility model has only the full-time executive could open when knowing the cipher, and effectively controls the unlatching of well lid, is difficult for stolenly, prevents equipment in the well, facility is stolen and destroy.The utility model is a kind of reasonable in design, convenient and practical high strength steel fibre degree concrete inspection shaft lid a kind of novel with lock.
Claims (10)
1, a kind of novel high strength steel fibre degree concrete inspection shaft with lock lid, include loam cake (1), lower cover (2), cover frame (3), wherein loam cake (1) is bearing on the set upper groove (31) of cover frame (3), lower cover (2) is bearing on the set low groove (32) of cover frame (3), it is characterized in that loam cake (1) includes high strength steel fibre degree layer of concrete (11,13,15), last reinforcing bar weldering net (12), following reinforcing bar weldering net (14), last reinforcing bar weldering net (12) places high strength steel fibre degree layer of concrete (11,13) between, following reinforcing bar weldering net (14) places high strength steel fibre degree layer of concrete (13,15) between, and lower cover (2) is provided with coded lock A.
2, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 1 is characterized in that the bottom of above-mentioned high strength steel fibre degree layer of concrete (15) is provided with ribs (15A).
3, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 2 is characterized in that the end face of above-mentioned high strength steel fibre degree layer of concrete (11) is made the dimpling arch.
4, according to claim 1 or 2 or 3 described novel high strength steel fibre degree concrete inspection shaft with lock lids, it is characterized in that above-mentioned coded lock A includes lock shaft bar (4), some digital lock shafts (5), some locking bars (6), lock shaft bar (4) is located in the central authorities of lower cover (2), the end face of putting in lower cover (2) is revealed in its upper end, the bottom surface of putting in lower cover (2) is revealed in the lower end, and its lower end is equipped with recessed card (41) successively, locking bar rotor (42), the periphery of its concave card (41) is provided with several grooves (41A), locking bar rotor (42) is connected with some locking bars (6) respectively, the inwall of cover frame (3) is provided with and the corresponding some lockholes of locking bar (6), some digital lock shafts (5) are separately positioned on the side of lock shaft bar (4), and be located on the lower cover (2), the end face of putting in lower cover (2) is revealed in its upper end, and be set with digital plate (51), the bottom surface of putting in lower cover (2) is revealed in the lower end, and being set with convex clip sheet (52), the position of convex clip sheet (52) is corresponding with the position of several grooves (41A) that recessed card (41) periphery is provided with.
5, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 4 is characterized in that also being provided with safety guard in the above-mentioned recessed card (41).
6, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 5; it is characterized in that the safety guard that is provided with in the above-mentioned recessed card (41) is the overload clutch; it includes rotatable lamella (7), steel ball (8), spring (9); wherein rotatable lamella (7) places in the cavity that is provided with in the recessed card (41), and steel ball (8) places in the slotted eye (71) that rotatable lamella (7) is provided with by spring (9).
7, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 4 is characterized in that the lower end of above-mentioned lock shaft bar (4), the outside of locking bar rotor (42) are provided with bayonet lock (43).
8, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 4 is characterized in that the lower end of above-mentioned some digital lock shafts (5), the outside of convex clip sheet (52) are provided with bayonet lock (53).
9, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 8, it is characterized in that also being provided with pad (44) between above-mentioned locking bar rotor (42) and the bayonet lock (43), recessed card (41) and lower cover (2)) between be provided with pad (45), convex clip sheet (52) and lower cover (2)) between and also be respectively equipped with pad (54) between convex clip sheet (52) and the bayonet lock (53).
10, novel high strength steel fibre degree concrete inspection shaft with lock lid according to claim 9, it is characterized in that above-mentioned digital lock shaft (5) is provided with 3～10, digital plate (51) is provided with 4～10 numerals, convex clip sheet (52) some circumferential sections of pruning, several grooves (41A) that recessed card (41) periphery is provided with are corresponding with the part that convex clip sheet (52) is pruned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01243046 CN2488964Y (en) | 2001-08-09 | 2001-08-09 | New type of manhole cover with lock and made from complex of steel fiber and high strength concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01243046 CN2488964Y (en) | 2001-08-09 | 2001-08-09 | New type of manhole cover with lock and made from complex of steel fiber and high strength concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2488964Y true CN2488964Y (en) | 2002-05-01 |
Family
ID=33654714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01243046 Expired - Fee Related CN2488964Y (en) | 2001-08-09 | 2001-08-09 | New type of manhole cover with lock and made from complex of steel fiber and high strength concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2488964Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294853A (en) * | 2014-09-01 | 2015-01-21 | 长兴县李家巷铸造厂 | Anti-falling inspection well cover |
| CN114032722A (en) * | 2021-11-18 | 2022-02-11 | 浙江杭徽高速公路有限公司 | Assembled transverse drainage device for ultrahigh transition section of highway |
-
2001
- 2001-08-09 CN CN 01243046 patent/CN2488964Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104294853A (en) * | 2014-09-01 | 2015-01-21 | 长兴县李家巷铸造厂 | Anti-falling inspection well cover |
| CN114032722A (en) * | 2021-11-18 | 2022-02-11 | 浙江杭徽高速公路有限公司 | Assembled transverse drainage device for ultrahigh transition section of highway |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |