CN218148806U

CN218148806U - A cut ditch grate that is used for tunnel entrance to a cave convenient to clearance

Info

Publication number: CN218148806U
Application number: CN202222240138.1U
Authority: CN
Inventors: 张常富; 刘伟超; 谢俊凌
Original assignee: Taizhou Traffic Survey And Design Institute Co ltd
Current assignee: Taizhou Traffic Survey And Design Institute Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-27
Anticipated expiration: 2032-08-25

Abstract

A catch water ditch grate used for tunnel entrance easy to clear up, including exterior frame, outer filter screen bucket, water discharge grate and filtering mechanism; the drainage grate is arranged at the position of the rectangular opening in the middle of the outer frame, and a strip-shaped mounting opening and a drainage grate hole are formed in the drainage grate; the outer filter screen barrel is arranged at the bottom of the outer frame; the outer filtering net barrel consists of an upper barrel section, a lower barrel section and a bottom plate; the size of the horizontal section of the upper barrel section is larger than that of the horizontal section of the lower barrel section, and an annular connecting plate is arranged between the upper barrel section and the lower barrel section; the bottom plate is connected to the bottom of the lower barrel section, and first drainage holes are formed in the upper barrel section, the lower barrel section and the bottom plate; the filter mechanisms are provided with a group and correspondingly arranged in the strip-shaped mounting openings; the filtering mechanism comprises an inner filtering net barrel and a strip-shaped grate plate; the inner filter screen barrel is correspondingly inserted into the strip-shaped mounting opening; the strip-shaped grate plate is arranged at the top of the inner filter screen barrel. The utility model provides a leaf or other rubbish can enter into the catch basin when traditional catch basin grate clearance, lead to the technical problem that the catch basin can take place to block up.

Description

A cut ditch grate that is used for tunnel entrance to a cave convenient to clearance

Technical Field

The utility model belongs to the technical field of the tunnel engineering drainage, especially a be used for tunnel entrance to a cave convenient to clearance catch water drain grate.

Background

The tunnel portal engineering refers to a building of a tunnel and an entrance and exit part of an underground building engineering, and comprises a portal, portal ventilation and drainage facilities, a side slope retaining structure, an upward slope retaining structure, an approach way and the like. The underground engineering with protection requirements also comprises a protection door, a sealed door, wave-absorbing and toxin-filtering facilities and the like, and grates are required to be used for protection and filtering on the transverse intercepting ditch at the tunnel portal, so that larger impurities in water are prevented from entering the intercepting ditch.

Chinese patent No. CN215977626U provides a disconnect-type assembly level ground escape canal grate, including frame and rainwater grate, frame bottom fixedly connected with mounting panel has seted up the mounting groove on the mounting panel, fixedly connected with outer strengthening rib between mounting panel and the frame, mounting panel and outer strengthening rib be integrated casting moulding's frame, mounting panel and outer strengthening rib, the frame upper end is embedded to have the rainwater grate, integrated into one piece has the signboard on the rainwater grate, the frame upper end is embedded to have the inner support, the inner support is located the rainwater grate below, fixedly connected with inner strengthening rib between inner support lower extreme face and the frame. The utility model discloses a through changing integral design into the disconnect-type design, though be convenient for transportation and transportation, also be convenient for simultaneously carry out partial maintenance and change to the device that warp and damage, but when heavy rain season, the hole on the grate can be covered by the leaf and blockked up, leads to in the unable quick drain of rainwater enters into the ditch, if shift out the grate, leaf or other rubbish can enter into in the ditch, lead to intercepting the ditch and take place blocking phenomenon.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a catch basin grate for tunnel entrance to a cave is convenient for clear up solves traditional catch basin grate when the clearance, and leaf or other rubbish can enter into the catch basin in, lead to the catch basin to take place blocking phenomenon's technical problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

A catch water ditch grate used for tunnel entrance easy to clear up, install on catch water ditch at interval; comprises an outer frame, an outer filter screen barrel, a drainage grate and a filter mechanism; the outer frame is in a rectangular ring shape; the drainage grate is arranged at the position of a rectangular opening in the middle of the outer frame, a group of strip-shaped mounting openings are transversely arranged on the plate surface of the drainage grate at intervals, and each strip-shaped mounting opening is longitudinally arranged; the plate surface of the drainage grate and the positions close to the side edges of the periphery are respectively provided with drainage grate holes at intervals; the outer filter screen barrel is arranged at the bottom of the outer frame and corresponds to the rectangular opening in the middle of the outer frame; the horizontal section of the outer filter screen barrel is rectangular and consists of an upper barrel section, a lower barrel section and a bottom plate; the size of the horizontal section of the upper barrel section is larger than that of the horizontal section of the lower barrel section, and an annular connecting plate is arranged between the bottom of the upper barrel section and the top of the lower barrel section; the bottom plate is connected to the bottom of the lower barrel section, and first drainage holes are formed in the upper barrel section, the lower barrel section, the bottom plate and the annular connecting plate; the filter mechanisms are provided with a group and correspondingly arranged in the strip-shaped mounting openings; the filtering mechanism comprises an inner filtering screen barrel and a strip-shaped grate plate; the horizontal section shape of the inner filter screen barrel is matched with the shape of the strip-shaped mounting opening, and the inner filter screen barrel is correspondingly inserted into the strip-shaped mounting opening; the top of the inner filter screen barrel is flush with the top surface of the drainage grate, and a space is reserved between the bottom of the inner filter screen barrel and the bottom plate; a first lap joint notch is arranged at the top of the inner filter screen barrel along the annular direction, and second drain holes are formed in the side wall and the bottom surface of the inner filter screen barrel; the strip-shaped grate plate is arranged at the top of the inner filter screen barrel, and four sides of the strip-shaped grate plate are lapped in the first lapping notch.

Preferably, the drainage grate holes are long-strip-shaped, and the long axes of the drainage grate holes are parallel to the side edges of the corresponding sides.

Preferably, a groove is formed in the bottom surface of the outer frame along the circumferential direction; install protruding type structure all around at the catch basin top, the recess can the joint to correspond supporting protruding type structural.

Preferably, notches are respectively formed at four corners of the drainage grate; the notch is provided with an angular grate.

Preferably, the drain grate is provided with second lap joint notches at the peripheral edges of the strip-shaped mounting opening; four edges of the top of the inner filter screen barrel are respectively and horizontally folded outwards to form folded edges; and the folded edge is correspondingly lapped on the second lapping notch.

Compared with the prior art, the utility model has the following characteristics and beneficial effect.

1. The utility model discloses a filtering mechanism who sets up, the interior filter screen bucket in the filtering mechanism can filter rubbish, avoids in rubbish enters into the ditch, can block a large amount of rubbish after getting rid of the bar grate plate simultaneously, adopts the filter screen bucket can increase the filter capacity to rubbish in a plurality of rectangular shapes.

2. The utility model discloses a first overlap joint notch and the bar grate plate that set up, bar grate plate can the joint on first overlap joint notch, when meetting the rainstorm grate drainage when slower, take off the bar grate plate, make the outlet grow at tunnel entrance to a cave horizontal catch basin grate top for the discharge of ground surface water improves the drainage efficiency of tunnel entrance to a cave horizontal catch basin grate.

3. The utility model discloses on the drainage grate, be located the edge all around of strip installing port and be provided with second overlap joint notch respectively, through second overlap joint notch and the hem that sets up, the fixed joint of hem is in the inside of second overlap joint notch, and the hem separates with the outline, is convenient for take out the inside filterable rubbish of clearance with filtering mechanism, improves the convenience of internal filter screen bucket clearance.

4. The utility model discloses the floor to one side that sets up in interior filter screen bucket to bottom at the outline sets up the recess, and the floor to one side can prevent that interior filter screen bucket from taking place to warp, improves the stability of interior filter screen bucket, makes the catch basin grate have anti-impact durable consolidation formula performance, and the recess of adoption can prevent that the outline from taking place the phenomenon of sideslipping, improves the stability when the outline uses.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is a schematic structural view of the vertical section of the present invention.

Fig. 4 is a schematic structural view of the filtering mechanism of the present invention.

Fig. 5 is a schematic structural view of the drainage grate of the present invention having a notch.

Reference numerals are as follows: 1-outer frame, 2-outer filter screen barrel, 2.1-upper barrel section, 2.2-lower barrel section, 2.3-bottom plate, 2.4-annular connecting plate, 3-angle grate, 4-drainage grate, 5-filter mechanism, 5.1-inner filter screen barrel, 5.2-strip grate plate, 5.3-folded edge, 6-strip mounting opening, 7-drainage grate hole, 8-first drainage hole, 9-first lap joint notch, 10-second drainage hole, 11-groove, 12-notch, 13-second lap joint notch, 14-first inclined rib plate and 15-second inclined rib plate.

Detailed Description

As shown in fig. 1-5, the intercepting drain grates which are used for cleaning the tunnel opening are arranged on the intercepting drain at intervals; comprises an outer frame 1, an outer filter screen barrel 2, a drainage grate 4 and a filter mechanism 5; the outer frame 1 is rectangular and annular; the drainage grate 4 is arranged at the position of a rectangular opening in the middle of the outer frame 1, a group of strip-shaped mounting openings 6 are transversely arranged on the surface of the drainage grate 4 at intervals, and each strip-shaped mounting opening 6 is longitudinally arranged; the plate surface of the drainage grate 4 and the positions close to the side edges of the periphery are respectively provided with drainage grate holes 7 at intervals; the outer filter screen barrel 2 is arranged at the bottom of the outer frame 1 and corresponds to a rectangular opening in the middle of the outer frame 1; the horizontal section of the outer filter screen barrel 2 is rectangular and consists of an upper barrel section 2.1, a lower barrel section 2.2 and a bottom plate 2.3; the horizontal section size of the upper barrel section 2.1 is larger than that of the lower barrel section 2.2, and an annular connecting plate 2.4 is arranged between the bottom of the upper barrel section 2.1 and the top of the lower barrel section 2.2; the bottom plate 2.3 is connected to the bottom of the lower barrel section 2.2, and the upper barrel section 2.1, the lower barrel section 2.2, the bottom plate 2.3 and the annular connecting plate 2.4 are all provided with a first drainage hole 8; the filtering mechanisms 5 are provided with one group and correspondingly arranged in the strip-shaped mounting openings 6; the filtering mechanism 5 comprises an inner filtering screen barrel 5.1 and a strip-shaped grate plate 5.2; the horizontal section shape of the inner filter screen barrel 5.1 is adapted to the shape of the strip-shaped mounting opening 6, and the inner filter screen barrel 5.1 is correspondingly inserted into the strip-shaped mounting opening 6; the top of the inner filter screen barrel 5.1 is flush with the top surface of the drainage grate 4, and a space is reserved between the bottom of the inner filter screen barrel 5.1 and the bottom plate 2.3; a first lap joint notch 9 is arranged at the top of the inner filter screen barrel 5.1 along the circumferential direction, and second drain holes 10 are formed in the side wall and the bottom surface of the inner filter screen barrel 5.1; the strip-shaped grate plate 5.2 is arranged at the top of the inner filter screen barrel 5.1, and four sides of the strip-shaped grate plate 5.2 are lapped in the first lapping notch 9.

In this embodiment, the intercepting ditch is transversely seted up at tunnel entrance to prevent in the rainwater inflow tunnel.

In this embodiment, the drain grate hole 7 is elongated, and the long axis of the drain grate hole 7 is parallel to the side edge of the corresponding side.

In the embodiment, a groove 11 is formed on the bottom surface of the outer frame 1 along the circumferential direction; install protruding type structure all around at the catch basin top, recess 11 can the joint correspond supporting protruding type structural to can prevent that outline 1 from taking place the phenomenon of sideslipping, stability when improving outline 1 and using.

In the embodiment, notches 12 are respectively formed at four corners of the drainage grate 4; the angular grate 3 is embedded in the notch 12, the top surface of the angular grate 3 is flush with the top surface of the drainage grate 4, and the drainage quantity of the intercepting ditch grate is increased by the angular grate 3.

In the embodiment, the corner grate 3 is detachably connected with the drainage grate 4; a lap plate is arranged at the notch 12 of the drainage grate 4 and along the edge of the notch 12; the bottom surface of the lapping plate is flush with the bottom surface of the drainage grate 4, and the top surface of the lapping plate is positioned below the top surface of the drainage grate 4; the side edge of the angle grate 3 is correspondingly lapped on the lapping plate, and the top surface of the angle grate 3 is flush with the top surface of the drainage grate 4.

In the embodiment, the drain grate 4 is provided with second lap joint notches 13 at the peripheral edges of the strip-shaped mounting openings 6; four edges of the top of the inner filter screen barrel 5.1 are respectively folded outwards and horizontally to form folded edges 5.3; the folded edge 5.3 is correspondingly lapped on the second lapping notch 13.

In this embodiment, the outer frame 1 is made of a steel plate.

In this embodiment, the arrangement of the filtering mechanism 5 can filter the garbage, so as to prevent the garbage from entering the intercepting ditch; when the filtering mechanism 5 is blocked by sundries, the filtering mechanism 5 can be taken out for cleaning, and the whole grate is prevented from being disassembled.

In the embodiment, the top of the drainage grate 4 is provided with a strip-shaped mounting opening 6, an inner filter screen barrel 5.1 is arranged at the strip-shaped mounting opening 6, a strip-shaped grate plate 5.2 is clamped at the top of the inner filter screen barrel 5.1, the strip-shaped grate plate 5.2 can protect the intercepting drain when being clamped on the first lap joint notch 9, when rainwater is overlarge, the strip-shaped grate plate 5.2 is taken out from the first lap joint notch 9, so that a drainage port at the top of the transverse intercepting drain grate of the tunnel opening is enlarged, drainage of ground water is accelerated, the drainage efficiency of the transverse intercepting drain grate of the tunnel opening is improved, although the strip-shaped grate plate 5.2 is taken out, the safety of pedestrians passing through the grate can be still ensured, the pedestrians are prevented from falling into the intercepting drain, a plurality of small grate holes are formed in the plate surface of the strip-shaped grate plate 5.2, and the small holes can drain when the rainfall is small.

In this embodiment, a first inclined rib plate 14 is arranged at the bottom corner of the upper barrel section 2.1 along the circumferential direction; a second inclined rib plate 15 is arranged at the corner of the lower barrel section 2.2 and the bottom plate 2.3 along the circumferential direction; the first inclined rib plate 14 and the second inclined rib plate 15 can prevent the outer filter screen barrel 2 from deforming, and stability of the outer filter screen barrel 2 is improved.

The utility model discloses a theory of operation is: the outer frame 1 is fixedly mounted at a designated position in a clamped mode, meanwhile, the groove 11 is clamped to the corresponding protruding position, the inner filter screen barrel 5.1 is clamped at the top of the drainage grate 4, the adopted inner filter screen barrel 5.1 can filter garbage, the garbage is prevented from entering a ditch, the strip-shaped grate plate 5.2 is clamped at the first lap joint notch 9, when the storm grate drains slowly, the strip-shaped grate plate 5.2 is taken away, a water outlet at the top of the tunnel opening transverse cut-off ditch grate is enlarged, the drainage of ground water is accelerated, the drainage efficiency of the tunnel opening transverse cut-off ditch grate is improved, a large amount of garbage is blocked after the strip-shaped grate plate 5.2 is removed, the filtering capacity of the garbage can be increased by adopting a plurality of strip-shaped inner filter screen barrels 5.1, the filtering mechanism 5 can be separated from the outer frame 1, the inner filter screen barrel 5.1 can be conveniently taken out to clean the garbage filtered inside, the garbage can be conveniently cleaned, the internally cleaned, the rainwater enters the outer filter screen barrel 5.1 through the inner filter screen barrel 3 and the outer grate 4, and then enters the inner filter screen barrel 5.2, and then enters the drainage holes of the first lap joint grate 2, and then enters the drainage pipe 5.2.

The above embodiments are not exhaustive of the specific embodiments, and other embodiments are possible, and the above embodiments are intended to illustrate, but not limit the scope of the present invention, and all applications coming from the simple changes of the present invention fall within the scope of the present invention.

Claims

1. A catch water ditch grate used for tunnel entrance easy to clear up, install on catch water ditch at interval; the method is characterized in that: comprises an outer frame (1), an outer filter screen barrel (2), a drainage grate (4) and a filter mechanism (5); the outer frame (1) is rectangular and annular; the drainage grate (4) is arranged at the position of a rectangular opening in the middle of the outer frame (1), a group of strip-shaped mounting openings (6) are transversely arranged on the surface of the drainage grate (4) at intervals, and each strip-shaped mounting opening (6) is longitudinally arranged; drainage grate holes (7) are respectively arranged on the plate surface of the drainage grate (4) and close to the side edges of the periphery at intervals; the outer filter screen barrel (2) is arranged at the bottom of the outer frame (1) and corresponds to the rectangular opening in the middle of the outer frame (1); the horizontal section of the outer filter screen barrel (2) is rectangular and consists of an upper barrel section (2.1), a lower barrel section (2.2) and a bottom plate (2.3); the horizontal section size of the upper barrel section (2.1) is larger than that of the lower barrel section (2.2), and an annular connecting plate (2.4) is arranged between the bottom of the upper barrel section (2.1) and the top of the lower barrel section (2.2); the bottom plate (2.3) is connected to the bottom of the lower barrel section (2.2), and first drainage holes (8) are formed in the upper barrel section (2.1), the lower barrel section (2.2), the bottom plate (2.3) and the annular connecting plate (2.4); the filtering mechanisms (5) are provided with one group and correspondingly arranged in the strip-shaped mounting openings (6); the filtering mechanism (5) comprises an inner filtering net barrel (5.1) and a strip-shaped grate plate (5.2); the horizontal section shape of the inner filter screen barrel (5.1) is adapted to the shape of the strip-shaped mounting opening (6), and the inner filter screen barrel (5.1) is correspondingly inserted into the strip-shaped mounting opening (6); the top of the inner filter screen barrel (5.1) is flush with the top surface of the drainage grate (4), and a space is reserved between the bottom of the inner filter screen barrel (5.1) and the bottom plate (2.3); a first lap joint notch (9) is arranged at the top of the inner filter screen barrel (5.1) along the annular direction, and second drain holes (10) are formed in the side wall and the bottom surface of the inner filter screen barrel (5.1); the strip-shaped grate plate (5.2) is arranged at the top of the inner filter screen barrel (5.1), and four sides of the strip-shaped grate plate (5.2) are lapped in the first lapping notch (9).

2. The intercepting drain grate for a tunnel portal of claim 1 which facilitates cleaning thereof, wherein: the drainage grate holes (7) are long-strip-shaped, and the long axis of each drainage grate hole (7) is parallel to the side edge of the corresponding side.

3. The intercepting drain grate for a tunnel portal of claim 1 which facilitates cleaning thereof, wherein: a groove (11) is formed in the bottom surface of the outer frame (1) along the circumferential direction; install protruding type structure all around at the catch basin top, recess (11) can the joint to correspond supporting protruding type structure on.

4. The easy-to-clean intercepting drain grate for the tunnel portal according to claim 1, wherein: notches (12) are respectively formed at four corners of the drainage grate (4); the angular grate (3) is arranged at the notch (12).

5. The easy-to-clean intercepting drain grate for the tunnel portal according to claim 1, wherein: second lap joint notches (13) are respectively arranged on the drain grate (4) and at the peripheral edges of the strip-shaped mounting opening (6); four edges of the top of the inner filter screen barrel (5.1) are respectively folded outwards and horizontally to form folded edges (5.3); the folded edge (5.3) is correspondingly lapped on the second lapping notch (13).