CN218116109U

CN218116109U - Manhole sealing door

Info

Publication number: CN218116109U
Application number: CN202222665791.2U
Authority: CN
Inventors: 陈亦佳; 高海峰; 赵阳; 胡益生
Original assignee: Wenzhou Qidu Bridge Beichaqiao Construction Co ltd
Current assignee: Wenzhou Qidu Bridge Beichaqiao Construction Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2022-12-23
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a manhole sealing door, which relates to the field of traffic engineering facility construction, and adopts the technical proposal that an installation frame is arranged at an installation position and is used for connecting a door panel component with a building structure at the installation position; the door plate component comprises a door plate and a door support, and the door support is connected with the door plate; one side edge of the door bracket is hinged with one side of the mounting frame; the other sides of the mounting frame and the door bracket are correspondingly provided with door lock components; a supporting plate group is arranged on one side, facing the door panel component, of the mounting frame, and the supporting plate group is formed by a plurality of supporting plates to form an annular plate body group; each support plate is vertical to the mounting frame; one side of the door panel facing the mounting frame is provided with an annular groove, and an annular sealing ring is arranged in the annular groove. The beneficial effects of the utility model are that, this scheme structure sets up a set of combination sealing washer, and when the door plant was closed, the annular extension board structure of a set of directly supports on the sealing washer, and during the two butt, for the plate body limit portion and the sealing washer of extension board offset, relative pressure is great, can ensure to have good sealed effect.

Description

Manhole sealing door

Technical Field

The utility model relates to a traffic engineering facility construction field specifically is a manhole sealing door.

Background

In large-scale bridge construction engineering, manholes are generally required to be arranged on facilities such as main bridges, bridge approach steel beams and main towers, so that workers can conveniently enter and exit corresponding working areas through the manholes to carry out construction, installation, maintenance and safety inspection. Meanwhile, in order to prevent rainwater and other pollutants from entering the inside of facilities such as steel beams and the like and ensure the safety of related engineering facilities, a sealing door must be arranged at a manhole.

At present, because no sealing door special for traffic engineering facilities such as bridges and the like exists, in actual use, only ship watertight doors with higher manufacturing cost can be adopted. But the requirements of the bridge engineering on pressure bearing of a sealing door are lower than the requirements of using a ship environment mirror, so that the requirements are a little 'large and small materials', and unnecessary expenditure is caused. And the common manhole door is difficult to adapt to the sealing use requirement of the bridge. Therefore, a manhole sealing door which meets the special requirements of bridge engineering and is safe and economical is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a manhole sealing door with certain leakproofness, and the cost is lower solves and does not have the technique blank that corresponds bridge engineering manhole sealing door among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a manhole sealing door comprises a manhole sealing door body,

the mounting frame is arranged at the mounting position and used for connecting the door panel assembly with a building structure at the mounting position;

the door plate assembly comprises a door plate and a door support, and the door support is connected with the door plate;

one side edge of the door bracket is hinged with one side of the mounting frame; the other sides of the mounting frame and the door bracket are correspondingly provided with door lock components;

a support plate group is arranged on one side, facing the door panel component, of the mounting frame, and the support plate group is formed by a plurality of support plates to form an annular plate body group; each support plate is vertical to the mounting frame;

the door plate is characterized in that an annular groove is formed in one side, facing the installation frame, of the door plate, an annular sealing ring is arranged in the annular groove, and when the door plate is closed, the supporting plate of the supporting plate group abuts against the sealing ring.

Compared with the prior art, the method has the following beneficial effects: the manhole sealing door structure of this scheme sets up a set of combination sealing washer, and when the door plant was closed, the annular extension board structure of a set of was directly supported on the sealing washer, and during the two butt, for the plate body limit portion and the sealing washer of extension board offset, relative pressure was great, can ensure to have good sealed effect.

The sealing structure of the device is simple in whole manufacturing material and manufacturing process, and on the basis of meeting the requirement of manhole sealing in bridge engineering, cost and manufacturing time are saved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of a mounting frame according to an embodiment of the present invention;

fig. 3 is a schematic view of a door panel according to an embodiment of the present invention.

In the figure:

1. installing a frame; 11. a support plate group; 12. fixing the rod; 13. a hinge plate; 14. a limiting rod; 2. a door panel; 21. an annular groove; 22. a seal ring; 23. a guide bar; 3. a door bracket; 31. a strut; 32. a middle support plate; 33. a pushing frame; 34. pushing the screw rod; 35. pushing the turntable; 4. a door lock assembly; 41. a pin plate; 42. a lock lever; 43. and locking the rotary table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 1

Referring to fig. 1-3, the present invention provides the following technical solutions:

the utility model provides a manhole sealing door, includes the installing frame 1 of being connected with the building structure of mounted position, and installing frame 1 is the rectangular plate body of seting up the through-hole, and the through-hole is the reservation hole of people's business turn over. A plurality of fixing rods 12 are arranged on one side of the mounting frame 1, and the axes of the fixing rods 12 are perpendicular to the plate surface of the mounting frame 1. The fixing rod 12 is used for fixing the mounting frame 1 with a building structure, and the connection modes such as concrete pouring or splicing can be adopted, so that the description is omitted.

After the installation frame 1 is assembled, the door panel component is connected with the installation frame 1 to form a structure of the sealing door.

The door panel component comprises a door panel 2 and a door bracket 3, and the door bracket 3 is used for being connected with the door panel 2; meanwhile, one side edge of the door bracket 3 is hinged with one side of the mounting frame 1; the other sides of the mounting frame 1 and the door bracket 3 are correspondingly provided with a door lock assembly 4.

A support plate group 11 is arranged on one side, facing the door panel component, of the mounting frame 1, and the support plate group 11 is formed by a plurality of support plates to form an annular plate body group; each support plate is perpendicular to the plate surface of the mounting frame 1.

An annular groove 21 is formed in one side, facing the installation frame 1, of the door panel 2, an annular sealing ring 22 is arranged in the annular groove 21, and when the door panel 2 is closed, the supporting plates of the supporting plate group 11 abut against the sealing ring 22.

Through this structure of this scheme, when the door plant was closed, the annular extension board structure of extension board group directly supported on the sealing washer, and during the two butt, for the plate body limit portion and the sealing washer counterbalance of extension board, relative pressure is great, can ensure to have good sealed effect, and the whole cost of manufacture of this scheme is lower, and sealed effect is enough to satisfy bridge engineering manhole use needs.

Example 2

On the basis of the embodiment 1, the door bracket 3 comprises two horizontally arranged supporting rods 31, a hinge plate 13 is arranged on one side of the mounting frame 1, one end of each supporting rod 31 is hinged with the hinge plate 13, and the other end of each supporting rod 31 extends to the edge of the other side of the door panel 2. The middle support plate 32 is fixedly connected between the supporting rods 31, and a stable support structure can be formed by combining the supporting rods 31 and the middle support plate 32, so that the door panel 2 is supported.

Example 3

On the basis of the embodiment 2, a pushing frame 33 is arranged between the door bracket 3 and the door panel 2; a pushing screw rod 34 is fixedly arranged on one side of the pushing frame 33 facing the middle support plate 32; the plate body of the middle support plate 32 is provided with a through hole corresponding to the pushing screw rod 34, and the pushing screw rod 34 penetrates through the middle support plate 32 through the through hole.

One side of the middle support plate 32, which is far away from the pushing frame 33, is rotatably connected with a pushing turntable 35, a threaded hole is formed in the middle of the pushing turntable 35, and the pushing turntable 35 is in threaded connection with a pushing screw rod 34. With this structure, when the pushing turntable 35 is rotated, the pushing screw rod 34 moves in its own axial direction under the action of the pushing turntable 35, and the pushing frame 33 applies a pushing force to the door panel 2 in a direction toward the mounting frame 1 by rotating the pushing turntable 35. Thereby ensuring better abutment of the set of struts 11 and the sealing ring 22.

Example 4

In addition to embodiment 3, a guide hole is formed in the support rod 31, a guide rod 23 is fixedly arranged on the door panel 2, and the guide rod 23 passes through the guide hole, so that the connection between the support rod 31 and the door panel 2 and the support for the door panel 2 are ensured. And under the action of the guide rod 23, the door panel 2 can be pushed by the pushing frame 33 to make a small-amplitude translation, so that the supporting plate group 11 and the sealing ring 22 are conveniently pressed.

Example 5

On the basis of embodiment 4, the pushing frame 33 combines the two structures of the X-shaped frame and the rectangular frame, and the X-shaped frame and the rectangular frame are integrally formed. This structure can ensure the force applied by the pushing frame 33 to the corner of the door panel 2, and on the other hand, the rectangular frame is combined to form a reinforcing structure, so that the pushing frame 33 is more stable as a whole.

The end parts of the X-shaped frames are respectively provided with a limiting hole, one side of the door plate 2 is provided with a limiting rod 14 corresponding to the limiting hole, the limiting rod 14 is connected with the limiting hole in a sliding mode, the X-shaped frames, namely the pushing frames 33, can be limited through the structure, and the situation that the pushing frames 33 rotate along with the rotation when the pushing turnplate 35 rotates is avoided.

Example 6

On the basis of the above embodiment, the door lock assembly 4 includes the pin plate 41 provided on the door bracket 3; a horizontal track is arranged on the door bracket 3, and the pin plate 41 is connected with the track in a sliding way; the mounting frame 1 is provided with a locking mechanism corresponding to the pin plate 41.

One side of the pin plate 41 facing the locking mechanism is provided with a notch; the locking mechanism comprises a locking rod 42 fixedly arranged on one side of the mounting frame 1, and the outer diameter of the locking rod 42 is smaller than the inner diameter of the notch of the pin plate 41; the locking dial 43 is screwed on the body of the locking rod 42.

When the door panel 2 is closed, the pin plate 41 is pushed to the direction of the locking rod 42, the vertical rod locking rod 41 enters into the notch, then the locking turntable 43 is rotated, and the locking turntable 43 moves towards the mounting frame 1 along the locking rod 42 to press the pin plate 41.

The track below sets up the lock, and the lockpin of lock sets up towards the track in, and the pinhole that the lockpin was equipped with corresponding lock pin to cotter 41 downside, and after cotter 41 offseted with locking pole 41, the lockpin got into in the pinhole of cotter 41. The horizontal fixing of the pin plate 41 can be completed by locking the door lock.

A protective cover is fastened on the outer cover of the door lock, so that the corrosion degree of the door lock to the external environment is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A manhole sealing door is characterized by comprising,

the mounting frame (1) is arranged at a mounting position and used for connecting the door panel assembly with a building structure at the mounting position;

the door plate assembly comprises a door plate (2) and a door support (3), and the door support (3) is connected with the door plate (2);

one side edge of the door bracket (3) is hinged with one side of the mounting frame (1); the other sides of the mounting frame (1) and the door bracket (3) are correspondingly provided with door lock components (4);

a support plate group (11) is arranged on one side, facing the door panel component, of the mounting frame (1), and the support plate group (11) is formed by a plurality of support plates into an annular plate body group; each support plate is perpendicular to the mounting frame (1);

door plant (2) set up ring channel (21) towards one side of installing frame (1), set up annular sealing washer (22) in ring channel (21), when door plant (2) were closed, the extension board and sealing washer (22) of extension board group (11) offset.

2. The manhole sealing door according to claim 1, wherein the mounting frame (1) is a plate body provided with a through hole;

one side of the mounting frame (1) departing from the door plate (2) is provided with a plurality of fixing rods (12), and the axes of the fixing rods (12) are perpendicular to the plate surface of the mounting frame (1).

3. The manhole sealing door according to claim 1, wherein the door frame (3) comprises at least two supporting rods (31), a hinge plate (13) is arranged on one side of the mounting frame (1), and one end of each supporting rod (31) is hinged with the hinge plate (13);

the supporting rod (31) is horizontally arranged.

4. Manhole sealing door according to claim 3, wherein said door support (3) further comprises a central strip (32), the central strip (32) being fixedly connected to said strut (31).

5. Manhole sealing door according to claim 4, wherein a pushing frame (33) is provided between the door bracket (3) and the door panel (2);

a pushing screw rod (34) is fixedly arranged on one side, facing the middle support plate (32), of the pushing frame (33);

a through hole is formed in the plate body of the middle support plate (32) corresponding to the pushing screw rod (34), and the pushing screw rod (34) penetrates through the middle support plate (32);

one side of the middle support plate (32) far away from the pushing frame (33) is rotatably connected with a pushing turntable (35), a threaded hole is formed in the middle of the pushing turntable (35), and the pushing turntable (35) is in threaded connection with a pushing screw rod (34).

6. Manhole sealing door according to claim 5, wherein a plurality of guide rods (23) are fixedly arranged on the side of the door panel (2) facing the door bracket (3);

a guide hole is formed in the rod body of the supporting rod (31) corresponding to the guide rod (23), and the guide rod (23) is connected with the guide hole in a sliding mode.

7. Manhole sealing door according to claim 5, wherein said pushing frame (33) comprises an X-shaped frame, the door panel (2) being a rectangular plate;

the four ends of the X-shaped frame extend towards the four corners of the door panel (2);

the pushing screw rod (34) is fixedly arranged in the middle of the X-shaped frame;

the pushing frame (33) further comprises a rectangular frame, and the center of the rectangular frame corresponds to the center of the X-shaped frame.

8. The manhole sealing door according to claim 7, wherein a plurality of limiting rods (14) are fixedly arranged on one side of the door panel (2) far away from the installation frame (1);

the limiting rod (14) corresponds to the end part of the X-shaped frame, a limiting hole is formed in the end part of the X-shaped frame corresponding to the limiting rod (14), and the limiting rod (14) is connected with the limiting hole in a sliding mode.

9. Manhole sealing door according to claim 1, wherein said door lock assembly (4) comprises a pin plate (41) provided on the door bracket (3);

a horizontal track is arranged on the door bracket (3), and the pin plate (41) is connected with the track in a sliding way;

the mounting frame (1) is provided with a locking mechanism corresponding to the pin plate (41).

10. Manhole sealing door according to claim 9, wherein the side of the pin plate (41) facing the locking means is notched;

the locking mechanism comprises a locking rod (42) fixedly arranged on one side of the mounting frame (1), and the outer diameter of the locking rod (42) is smaller than or equal to the inner diameter of a notch of the pin plate (41);

and the rod body of the locking rod (42) is in threaded connection with a locking turntable (43).