CN214245827U - City utility tunnel dog-house steel apron - Google Patents
City utility tunnel dog-house steel apron Download PDFInfo
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- CN214245827U CN214245827U CN202023007243.8U CN202023007243U CN214245827U CN 214245827 U CN214245827 U CN 214245827U CN 202023007243 U CN202023007243 U CN 202023007243U CN 214245827 U CN214245827 U CN 214245827U
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- cover plate
- apron
- feeding port
- steel
- urban underground
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Abstract
The utility model provides a city utility tunnel dog-house steel apron, including being fixed in the peripheral underframe of dog-house, it can open/close to be provided with at least one on the underframe the apron of dog-house, apron one side is connected so that through first pivot and underframe the apron can be the state of opening/closing, be provided with hydraulic ram or atmospheric pressure ejector pin so that between apron and the dog-house the apron can keep the state of opening, the underframe has predetermined height, underframe outside upper edge has the water return recess of preventing of adduction, first pivot is provided with first strengthening rib with cover connection, hydraulic ram or atmospheric pressure ejector pin are provided with the second strengthening rib with cover connection. The utility model provides a pair of city utility tunnel dog-house steel apron, the structure is reliable and the outward appearance is pleasing to the eye, makes the apron mechanism whole coordinate with natural view, reaches practicality and pleasing to the eye perfect adaptation.
Description
Technical Field
The utility model relates to an apron, in particular to city utility tunnel dog-house steel apron.
Background
The utility tunnel builds a tunnel space in the city underground, integrates various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and is provided with a special access hole, a lifting hole and a monitoring system, implements unified planning, unified design, unified construction and management, is an important infrastructure and a 'lifeline' for guaranteeing city operation, and is the direction for the construction and development of city municipal infrastructure. Each cabin is provided with an escape opening. The urban public facility is a municipal public facility which implements unified planning, design, construction and maintenance and is built under the city for laying municipal public pipelines.
At present, the feeding ports of the comprehensive pipe gallery are filled with cement cover plates after once feeding, the use is single, the management and the later maintenance are inconvenient, the lifting cover plates need to be excavated when the feeding ports need to be fed during the maintenance of the pipe gallery, time, labor and labor are wasted, and the escape ports of the pipe gallery can not escape to the maximum extent due to various reasons under emergency conditions such as fire, flood, explosion and the like, so that the comprehensive pipe gallery has defects and is not attractive enough.
SUMMERY OF THE UTILITY MODEL
To prior art in defect with not enough, the utility model aims at providing a use is convenient, and the city utility tunnel dog-house steel apron reliable, pleasing to the eye of structure.
In order to achieve the purpose, the utility model provides a steel cover plate for a feeding port of an urban underground comprehensive pipe gallery, which comprises a bottom frame fixed at the periphery of the feeding port, wherein at least one cover plate capable of opening/closing the feeding port is arranged on the bottom frame, one side edge of the cover plate is connected with the bottom frame through a first rotating shaft so as to enable the cover plate to be in an opening/closing state, and a hydraulic ejector rod or an air pressure ejector rod is arranged between the cover plate and the feeding port so as to enable the cover plate to be in an opening state;
the bottom frame is provided with a preset height, the upper edge of the outer side of the bottom frame is provided with an inward-folded water return prevention groove, a first reinforcing rib is arranged at the connecting part of the first rotating shaft and the cover plate, and a second reinforcing rib is arranged at the connecting part of the hydraulic ejector rod or the air pressure ejector rod and the cover plate;
when the cover plate is in a closed state, the edge of the cover plate completely shields the upper part of the water return prevention groove, the lower surface of the cover plate is not sealed with the bottom frame, and the upper surface of the cover plate is inclined to achieve the effect of water drainage.
Preferably, one side of the first rib is connected to a third rib.
Preferably, the second ribs and the third ribs are arranged in a direction perpendicular to the first rotation axis.
As the priority of above-mentioned technical scheme, the apron lower surface passes through second pivot joint support pole one end, dog-house one side is provided with the pinion rack, works as when the apron is open mode, bracing piece other end joint is in the pinion rack surface so that when hydraulic pressure ejector pin or atmospheric pressure ejector pin became invalid, prevent the apron because the action of gravity is free closed when opening to ensure safe handling.
As the priority of the technical scheme, when the cover plates are multiple, the two adjacent cover plates are mutually overlapped, the overlapping part is a strip-shaped groove arranged on the side edge of the cover plate on one side, the side edge of the cover plate on the other side is accommodated in the groove, and the strip-shaped groove has an inclined angle so as to achieve the effect of draining water.
Preferably, a connecting rope is arranged between the feeding port and the cover plate, so that the cover plate is prevented from reversing along the first rotating shaft when the hydraulic ejector rod or the air pressure ejector rod fails, and safe use is ensured.
Preferably, the cover plate is made of a single smooth cold-rolled steel plate.
Preferably, the lower portion of the cover plate is provided with a magnet for attracting the support rod, so that the support rod can be attracted to the lower surface of the cover plate.
Preferably, the lower surface of the cover plate is further provided with a plurality of reinforcing ribs which are arranged in a grid shape.
Preferably, the cover plate and the bottom frame are respectively provided with a locking ring, and a lock is connected between the locking rings to lock the cover plate in the closed state so as to prevent the cover plate from being opened.
The utility model provides a steel cover plate for a feeding port of an urban underground comprehensive pipe gallery, when the cover plate is in a closed state, the edge of the cover plate completely shields the upper part of a water return prevention groove, and rainwater is effectively prevented from entering from the edge of a hole; the connection parts of the cover plate, the rotating shaft and the ejector rod are respectively provided with a reinforcing rib so as to effectively reinforce the connection parts and prevent the connection parts from being damaged due to long-term use; the two adjacent cover plates are mutually lapped to ensure that the opening and closing states are more stable, and the lapped parts can form a water chute to facilitate water drainage; the setting of bracing piece, pinion rack and connection rope prevents effectively that the ejector pin from damaging when the apron is opened and causing the unexpected upset of apron, ensures safe handling. The utility model provides a pair of city utility tunnel dog-house steel apron, the structure is reliable and the outward appearance is pleasing to the eye, makes the apron mechanism whole coordinate with natural view, reaches practicality and pleasing to the eye perfect adaptation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a steel cover plate at a feeding port of an urban underground comprehensive pipe gallery in an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of a closed state of a steel cover plate at a feeding port of the urban underground comprehensive pipe gallery;
FIG. 4 is an enlarged view of section C of FIG. 2;
fig. 5 is a schematic view of a state that a plurality of cover plates of a feeding port of the urban underground pipe gallery are mutually overlapped;
FIG. 6 is a schematic structural view of a steel cover plate bottom frame at a feed opening of an urban underground comprehensive pipe gallery in an embodiment of the present invention;
FIG. 7 is an enlarged view of portion B of FIG. 6;
FIG. 8 is a top view of FIG. 6;
fig. 9 is a schematic diagram of a steel cover plate structure at a feeding port of an urban underground comprehensive pipe gallery in the embodiment of the invention;
FIG. 10 is a vertical cross-sectional view of FIG. 9;
FIG. 11 is a transverse cross-sectional view of FIG. 9;
FIG. 12 is an enlarged view of section D of FIG. 11;
fig. 13 is a schematic view of the position of a steel cover plate toothed plate at the feed opening of the urban underground comprehensive pipe gallery in the embodiment of the present invention;
figure 14 is the utility model discloses city utility tunnel dog-house steel apron pinion rack structural sketch map
Fig. 15 is a schematic view of the structure of the steel cover plate support bar at the feed opening of the urban underground comprehensive pipe gallery in the embodiment of the present invention;
fig. 16 is the utility model discloses city underground pipe gallery throws feed opening apron third strengthening rib 3-3 and is fixed in dog-house cement base structural sketch.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The embodiment provides a steel cover plate for a feeding port of an urban underground comprehensive pipe gallery, which comprises a bottom frame 2 fixed on the periphery of the feeding port 1, wherein the bottom frame 2 is fixed on the feeding port through fixing plates 2-2, 2-3 and 2-4, at least one cover plate 3 capable of opening/closing the feeding port is arranged on the bottom frame 1, one side of the cover plate 3 is connected with the bottom frame through a first rotating shaft 4 so as to enable the cover plate to be in an opening/closing state, and a hydraulic ejector rod or an air pressure ejector rod 5 is arranged between the cover plate 1 and the feeding port so as to enable the cover plate to be in the opening state;
the bottom frame is provided with a preset height, and the upper edge of the outer side of the bottom frame is provided with an inward-folded water return preventing groove 2-1;
when the cover plates are multiple, two adjacent cover plates are mutually overlapped, the overlapping part is a strip-shaped groove 3-4 arranged on the side edge of one cover plate, the side edge 3-5 of the other cover plate is accommodated in the groove, and the strip-shaped groove has an inclined angle so as to achieve the effect of draining water.
The surface of the cover plate is formed by a whole smooth cold-rolled steel plate, the edge of the cover plate 3 is provided with an inward inclination angle 3-7 for guiding water vapor, and drain holes 3-6 are reserved at four corners.
The lower surface of the cover plate is also provided with a plurality of reinforcing ribs which are arranged in a grid shape, the connecting part of the first rotating shaft and the cover plate is provided with a first reinforcing rib 3-1, one side of the first reinforcing rib 3-1 is also connected with a third reinforcing rib 3-3 and a Z-shaped reinforcing plate 3-7, the connecting part of the hydraulic ejector rod or the air pressure ejector rod 5 and the cover plate 3 is provided with a second reinforcing rib 3-2, the arrangement direction of the second reinforcing rib and the third reinforcing rib is vertically welded and fixed with the first rotating shaft 4, the second reinforcing rib is arranged on the cover plate, the third reinforcing rib can be fixedly arranged on the cover plate or a cement base at a feed opening, the reinforcing rib is arranged to further reinforce the connecting part vertical to the first rotating shaft 4, and the reinforcing ribs can adopt angle steels;
when the cover plate is in a closed state, the edge of the cover plate 3 completely shields the upper part of the water return prevention groove 2-1, the lower surface of the cover plate and the bottom frame are not sealed, an exhaust port is formed in the non-sealing mode, waste gas in the pipe gallery can be conveniently exhausted by utilizing the pressure difference between the inside of the pipe gallery and the outside, the content of harmful gas in the pipe gallery is reduced, the inside of the pipe gallery and the outside environment are ventilated and exhausted, harmful vapor attached to the inner top of the cover plate is exhausted along with the surrounding gaps, the inner top is kept dry, the corrosion of harmful substances and water rust is effectively reduced, and the service life of the metal cover plate is prolonged. And the upper surface of the cover plate is provided with an inclined angle so as to achieve the effect of draining water in the rainy days.
The lower surface of the cover plate 3 is connected with one end of a support rod 7 through a second rotating shaft 6, a toothed plate 8 is arranged on one side of the feed opening, and when the cover plate is in an open state, the other end of the support rod is clamped on the surface of the toothed plate so that the hydraulic ejector rod or the air pressure ejector rod can be prevented from being freely closed due to the action of gravity when the cover plate is opened when the hydraulic ejector rod or the air pressure ejector rod fails, so that the safety use is ensured.
The lower part of the cover plate is provided with a magnet which is used for adsorbing the supporting rod so that the supporting rod can be adsorbed on the lower surface of the cover plate, and the supporting rod is prevented from shaking when the cover plate is closed so as to be convenient for closing the cover plate. The lower surface of the cover plate 3 is further provided with a weak magnetic buckle 9, when the cover plate 3 is closed, the support rod 7 is firstly arranged in and adsorbed by the weak magnetic buckle 9, and when the cover plate 3 is closed to the horizontal plane, the tooth plate 8 corresponds to the support rod 7 in position, so that the strong magnetic buckle 10 in the tooth plate 8 adsorbs the support rod 7 to separate from the cover plate 3 to stand in the tooth plate 8 groove. When the cover plate is opened, the support rod 7 is automatically reset to the tooth clamping groove on the surface of the toothed plate 8 by utilizing the angle change of the cover plate and the opening power during opening. And a connecting rope is further arranged between the feeding port and the cover plate, so that the cover plate is prevented from reversing along the first rotating shaft when the hydraulic ejector rod or the air pressure ejector rod fails, and the safe use is ensured. The arrangement of the support rods and the connecting ropes enables the wind resistance of the cover plate to be not lower than four levels.
The cover plate and the bottom frame are respectively provided with locking rings (not shown in the figure), and the locking rings are connected with each other to enable the cover plate to be locked in a closed state so as to prevent the cover plate from being opened.
The utility model provides a steel cover plate for a feeding port of an urban underground comprehensive pipe gallery, when the cover plate is in a closed state, the edge of the cover plate completely shields the upper part of a water return prevention groove, and rainwater is effectively prevented from entering from the edge of a hole; the connection parts of the cover plate, the rotating shaft and the ejector rod are respectively provided with a reinforcing rib so as to effectively reinforce the connection parts and prevent the connection parts from being damaged due to long-term use; the two adjacent cover plates are mutually lapped to ensure that the opening and closing states are more stable, and the lapped parts can form a water chute to facilitate water drainage; the setting of bracing piece, pinion rack and connection rope prevents effectively that the ejector pin from damaging when the apron is opened and causing the unexpected upset of apron, ensures safe handling. The utility model provides a pair of city utility tunnel dog-house steel apron, the structure is reliable and the outward appearance is pleasing to the eye, makes the apron mechanism whole coordinate with natural view, reaches practicality and pleasing to the eye perfect adaptation.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A steel cover plate for a feeding port of an urban underground comprehensive pipe gallery comprises a bottom frame fixed on the periphery of the feeding port, wherein at least one cover plate capable of opening/closing the feeding port is arranged on the bottom frame, one side edge of the cover plate is connected with the bottom frame through a first rotating shaft so that the cover plate can be in an opening/closing state, and a hydraulic ejector rod or an air pressure ejector rod is arranged between the cover plate and the feeding port so that the cover plate can be kept in the opening state;
the bottom frame is provided with a preset height, the upper edge of the outer side of the bottom frame is provided with an inward-folded water return prevention groove, a first reinforcing rib is arranged at the connecting part of the first rotating shaft and the cover plate, and a second reinforcing rib is arranged at the connecting part of the hydraulic ejector rod or the air pressure ejector rod and the cover plate;
when the cover plate is in a closed state, the edge of the cover plate completely shields the upper part of the water return prevention groove, the lower surface of the cover plate is not sealed with the bottom frame, and the upper surface of the cover plate is inclined to achieve the effect of water drainage.
2. The urban underground utility tunnel dog-house steel apron of claim 1, characterized in that, first strengthening rib one side still is connected with the third strengthening rib.
3. The urban underground pipe gallery feeding port steel cover plate according to claim 1 or 2, wherein the second reinforcing ribs and the third reinforcing ribs are arranged in a direction perpendicular to the first rotating shaft.
4. The urban underground pipe gallery dog house steel cover plate according to claim 1, wherein the lower surface of the cover plate is connected with one end of a support rod through a second rotating shaft, a toothed plate is arranged on one side of the dog house, and when the cover plate is in an open state, the other end of the support rod is clamped on the surface of the toothed plate so as to prevent the cover plate from freely closing due to gravity when the hydraulic push rod or the pneumatic push rod fails to open, thereby ensuring safe use.
5. The steel cover plate for the feeding port of the urban underground comprehensive pipe gallery according to claim 1, wherein when a plurality of cover plates are arranged, two adjacent cover plates are overlapped with each other, the overlapping part is a strip-shaped groove arranged on one side of the cover plate, the other side of the cover plate is accommodated in the groove, and the strip-shaped groove has an inclined angle so as to achieve the effect of draining water.
6. The urban underground utility tunnel feed opening steel cover plate according to claim 1, wherein a connecting rope is arranged between the feed opening and the cover plate, so that the cover plate is prevented from being reversed along the first rotating shaft when the hydraulic push rod or the pneumatic push rod fails, and the safe use is ensured.
7. The urban underground utility tunnel feed opening steel cover plate according to claim 1 or 2, characterized in that the cover plate surface is made of a one-piece smooth cold-rolled steel plate.
8. The urban underground pipe gallery feeding port steel cover plate according to claim 4, wherein a magnet is arranged at the lower part of the cover plate and used for adsorbing the supporting rod, so that the supporting rod can be adsorbed on the lower surface of the cover plate.
9. The urban underground pipe gallery feeding port steel cover plate according to claim 1, wherein a plurality of reinforcing ribs are further arranged on the lower surface of the cover plate and arranged in a grid shape.
10. The urban underground pipe gallery feeding port steel cover plate according to claim 1, wherein the cover plate and the bottom frame are respectively provided with locking rings, and a lock is connected between the locking rings so that the cover plate can be locked to prevent the cover plate from being opened when the cover plate is in a closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023007243.8U CN214245827U (en) | 2020-12-15 | 2020-12-15 | City utility tunnel dog-house steel apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023007243.8U CN214245827U (en) | 2020-12-15 | 2020-12-15 | City utility tunnel dog-house steel apron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214245827U true CN214245827U (en) | 2021-09-21 |
Family
ID=77738192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023007243.8U Active CN214245827U (en) | 2020-12-15 | 2020-12-15 | City utility tunnel dog-house steel apron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214245827U (en) |
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2020
- 2020-12-15 CN CN202023007243.8U patent/CN214245827U/en active Active
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