CN213014580U

CN213014580U - Anti-falling well seat of drainage inspection well

Info

Publication number: CN213014580U
Application number: CN202021095161.0U
Authority: CN
Inventors: 邹海燕; 张方敏
Original assignee: Jiangsu Wenbo Architectural Design Co ltd
Current assignee: Jiangsu Wenbo Architectural Design Co ltd
Priority date: 2020-06-14
Filing date: 2020-06-14
Publication date: 2021-04-20
Anticipated expiration: 2030-06-14

Abstract

The utility model discloses an anti-falling well seat of a drainage inspection well, which relates to the technical field of well seats and comprises a first well seat and a safety net, wherein the road surface is positioned at the well mouth of the inspection well and is provided with a mounting groove, and the first well seat is arranged in the mounting groove; the inner wall of the first well seat is connected with a first supporting platform, the well cover is arranged on the first supporting platform, and the inner diameter of the first supporting platform is larger than or equal to that of the inspection well; be connected with a plurality of installed parts on the first well seat, the circumference of safety net has a plurality of fittings, and the fitting piece corresponds with the installed part and is connected. The utility model provides a safety net dismouting comparatively inconvenient, and easily for overhauing the problem that brings inconvenience, have and keep the sectional size of maintenance passageway in the dismouting safety net of being convenient for to convenient to overhaul's effect.

Description

Anti-falling well seat of drainage inspection well

Technical Field

The utility model belongs to the technical field of well seat technique and specifically relates to a drainage inspection shaft prevent weighing down well seat is related to.

Background

At present, urban drainage pipelines are basically laid along urban roads, and a drainage inspection well is generally arranged every tens of meters for maintenance requirements. The inspection well is mainly composed of a well seat and a well cover body. When motor vehicles pass through the inspection well, besides the weight of the vehicles, the speed of the vehicles can generate impact load on the well cover of the inspection well and generate vibration on a road surface to form large shear stress, so that cracks and even damages are generated after the well cover of the inspection well on the road is subjected to long-term load pressure and impact. The drainage pipeline is deeply buried, so that once the manhole cover of the inspection well is damaged or lost, the road traffic safety is greatly influenced, and personal threats are caused to pedestrians.

Chinese patent No. CN201981634U discloses a safety anti-falling device for drainage pipeline inspection well, an anti-falling safety net and a safety net fixing device, wherein the safety net fixing device is 5-8 bolts uniformly distributed along the inner wall of the well, the bolts are bent upwards, and the safety net is provided with lantern rings which can be sleeved on the bolts and correspond to the number and positions of the bolts.

The above prior art solutions have the following drawbacks: the safety net is connected to the inner wall of the shaft through a bolt, a maintainer is required to be lifted into the well to install the bolt and the safety net during installation, and when the maintainer is required to enter the well to overhaul a drain pipe, the maintainer is required to be lifted into the well to dismantle the safety net; the bolts are arranged to protrude out of the well ring, so that the section of the overhaul channel is easy to reduce; to sum up, the safety net dismouting of prior art scheme is comparatively inconvenient, and easily brings inconvenience for overhauing.

SUMMERY OF THE UTILITY MODEL

According to the not enough of prior art existence, the utility model aims at providing a drainage inspection shaft prevent weighing down well seat has and keeps the sectional size of access way when the dismouting safety net of being convenient for to easy access's effect.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an anti-falling well seat of a drainage inspection well comprises a safety net and a first well seat, wherein a mounting groove is formed in the position, located at the well mouth of the inspection well, of a road surface, and the first well seat is mounted in the mounting groove;

the inner wall of the first well seat is connected with a first supporting table, the well cover is arranged on the first supporting table, and the inner diameter of the first supporting table is larger than or equal to that of the inspection well;

be connected with a plurality of installed parts on the first well seat, the circumference of safety net is connected with a plurality of fittings, the fitting piece with the installed part corresponds the connection.

By adopting the technical scheme, the first well seat is used for installing the well cover and the safety net and is positioned at the well mouth of the inspection well; because the internal diameter of first supporting station is more than or equal to the internal diameter of inspection shaft, then the internal diameter of well seat is greater than the internal diameter of inspection shaft, and the safety net passes through the fitting piece and the installed part is connected with first well seat, and the orthographic projection of installed part can fall outside the inspection shaft by a great extent. To sum up, have and keep overhauing the sectional size of passageway when being convenient for dismouting safety net to the effect of easy access.

The present invention may be further configured in a preferred embodiment as: the inner wall of the first well seat is also connected with a second supporting platform, and the mounting pieces are uniformly distributed on the upper surface of the first supporting platform;

the mounting piece penetrates through the wall thickness of the first supporting platform and extends towards the second supporting platform, and the mounting piece is inserted into the second supporting platform;

the fitting piece is sleeved on the circumferential side wall of the mounting piece and is located between the first supporting platform and the second supporting platform.

Through adopting above-mentioned technical scheme, the installed part runs through behind the first supporting bench and establishes the fitting piece cover on the installed part, corresponds the insertion towards the second supporting bench with the installed part after that. The connection and the dismantlement of installed part and fitting piece are all comparatively simple, can be so that comparatively convenient dismantlement and installation safety net when maintainer overhauls, and can keep overhauing the sectional size of passageway, thereby convenient to overhaul.

The present invention may be further configured in a preferred embodiment as: the mounting part adopts a first bolt, and a stud of the first bolt is respectively in threaded connection with the first supporting platform and the second supporting platform.

Through adopting above-mentioned technical scheme, first bolt and first brace table and second brace table threaded connection can promote installed part and connect fixed fastness and stability to can reduce the installed part because the pedestrian falls and unexpected hidden danger that breaks away from the second brace table.

The present invention may be further configured in a preferred embodiment as: the screw heads of the first bolts are positioned on the upper surface of the first supporting table, and the screw heads of the first bolts are embedded in the well cover; the lower surface overlap joint of well lid in on the first supporting bench.

Through adopting above-mentioned technical scheme, the spiral shell head embedding of first bolt sets up in the well lid, and the well lid of can being convenient for sets up with first supporting bench overlap joint to the better pressure that bears the well lid and apply of first supporting bench of being convenient for.

The present invention may be further configured in a preferred embodiment as: the screw head of the first bolt is an inner hexagonal screw head, and the screw head of the first bolt is embedded in the upper surface of the first supporting table; the lower surface overlap joint of well lid in on the first supporting bench.

Through adopting above-mentioned technical scheme, the spiral shell head that interior hexagonal spiral shell head can be convenient for twist and move first bolt makes its embedding set up in the first supporting bench upper surface to well lid and first supporting bench overlap joint setting of can being convenient for, and then the better pressure that the well lid was applyed of bearing of the first supporting bench of being convenient for.

The present invention may be further configured in a preferred embodiment as: the inner diameter of the mounting groove is larger than the outer diameter of the first well seat, and the mounting piece is positioned between the first supporting platform and the top of the inspection well;

the mounting piece adopts a second bolt and a first nut, a stud of the second bolt penetrates through the inner wall of the first well seat towards one side of the outer wall, and one side of the stud of the second bolt, which penetrates out of the first well seat, is in threaded connection with the first nut;

the fitting piece is sleeved on the stud of the second bolt, and the inner diameter of the fitting piece is smaller than the outer diameter of the screw head of the second bolt.

Through adopting above-mentioned technical scheme, the back is established on the double-screw bolt of second bolt to the fitting piece cover, with the double-screw bolt from the inner wall of first well seat towards outer wall one side correspondence insertion, later in the outside of first well seat through the double-screw bolt threaded connection of first nut with the second bolt to fix the fitting piece between the spiral shell head of first bolt and the inner wall of first well seat. Because the installed part is located between first supporting platform and inspection shaft top, can keep the size of access way section when installation and fixed safety net to the maintenance personal installation of being convenient for is dismantled and is overhauld.

the mounting piece adopts a third bolt and a second nut, a stud of the third bolt penetrates through the outer wall of the first well seat towards one side of the inner wall, and the stud of the third bolt penetrates through one side of the first well seat and is in threaded connection with the second nut;

the fitting piece is sleeved on the stud of the third bolt, and the inner diameter of the fitting piece is smaller than the outer diameter of the second nut.

By adopting the technical scheme, the stud of the third bolt is inserted from the outer wall of the first well seat towards one side of the inner wall, then the fitting piece is sleeved on the stud of the third bolt inserted into the first well seat, and finally the second nut is screwed on the stud of the third bolt to prevent the fitting piece from being separated. Because the installed part is close to the well head setting of first well seat, so can stretch into the second nut of unscrewing from the well head of first well seat to the fitting piece that takes out of comparatively convenient, it is comparatively convenient that the security net is dismantled in the maintainer installation, thereby overhauls for getting into the inspection shaft and brings the facility.

The present invention may be further configured in a preferred embodiment as: the mounting groove cell wall with the embedding is provided with the second well seat between the first well seat outer wall, just the top surface of second well seat with the top surface of first well seat flushes the setting.

Through adopting above-mentioned technical scheme, the second well seat is used for the space between first well seat of shutoff and the mounting groove cell wall after the safety net installation finishes to avoid road surface pothole to cause the driving inconvenience, and can reduce ponding infiltration corrosion installed part.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the arrangement of the first well seat, the first supporting platform, the matching piece, the mounting piece and the safety net, the size of the section of the maintenance channel can be maintained while the safety net and the well lid are convenient to disassemble and assemble, so that the maintenance effect is convenient;

2. through the arrangement of the first bolt and the second support table, the effect that the safety net can be disassembled and assembled from the first well seat part can be achieved;

3. through the setting of second bolt, first nut and second well seat, can play and install the clearance that can the shutoff mounting groove after the safety net, avoid road surface hollow to cause the inconvenient effect of driving a vehicle.

Drawings

FIG. 1 is a schematic view of the overall structure of the anti-falling well seat in embodiment 1.

FIG. 2 is a schematic view of the whole structure of the anti-falling well seat in embodiment 2.

FIG. 3 is the whole structure diagram of the anti-falling well seat in the embodiment 3.

FIG. 4 is a schematic view showing the overall structure of the cage seat of embodiment 4.

In the figure, 1, road surface; 11. an inspection well; 2. a first well base; 21. a first support table; 22. a second support table; 23. a well cover; 3. a safety net; 31. a mating member; 4. a first bolt; 5. a second bolt; 51. a first nut; 52. a second well base; 6. a third bolt; 61. a second nut; 62. and (3) concrete.

Detailed Description

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

Example 1:

referring to fig. 1, the utility model discloses a drainage inspection shaft prevent weighing down well seat, including first well seat 2, first brace table 21, second brace table 22, safety net 3, a plurality of installed part and a plurality of fitting piece 31. The road surface 1 is located 11 well heads of inspection shaft and has been seted up the mounting groove, and first well seat 2 is placed in the mounting groove.

First supporting bench 21 and second supporting bench 22 are cyclic annular, and first supporting bench 21 and second supporting bench 22 are located the inner wall department of first well seat 2 and set up with first well seat 2 integrated into one piece. The first support table 21 is located above the second support table 22, and the top surface of the first support table 21 is used for placing the well lid 23. The mounting members are uniformly distributed on the first supporting platform 21 and extend from the upper surface of the first supporting platform 21 to the second supporting platform 22 to be inserted. The fitting piece 31 equipartition is connected in 3 circumferences of safety net and with safety net 3, and fitting piece 31 corresponds with the installed part and is connected.

In this embodiment, the first bolt 4 is used as the mounting member, and the collar is used as the fitting member 31. After the first bolt 4 passes through the first support platform 21, the fitting member 31 is correspondingly sleeved on the circumferential side wall of the stud of the first bolt 4, and then the first bolt 4 is inserted into the second support platform 22 and is in threaded connection with the corresponding threaded hole of the second support platform 22. The spiral heads of the first bolts 4 are positioned on the upper surface of the first supporting table 21, and in order to facilitate the lower surface of the well lid 23 to be lapped on the first supporting table 21, the spiral heads of the first bolts 4 are embedded into the lower bottom surface of the well lid 23.

It is particularly noted that the inner diameters of the first support table 21 and the second support table 22 are greater than or equal to the inner diameter of the inspection well 11, so that the orthographic projection of the installation part can be prevented from being located in the inspection well 11, the safety net 3 can be conveniently installed, meanwhile, the size of the cross section of the inspection channel is maintained, and further, the inspection by an inspector is facilitated.

The implementation principle of the above embodiment is as follows: first, a mounting groove is excavated at a road surface 1 where a manhole is installed, and then a first well base 2 is placed in the mounting groove. The depth of the mounting groove is sufficient that the upper surface of the first well base 2 is flush with the road surface 1 when the first well base 2 is placed in the mounting groove. Then, a plurality of first bolts 4 are inserted from the upper surface of the first supporting table 21 to the second supporting table 22, and then the fitting members 31 of the safety net 3 are fitted over the studs of the first bolts 4, and the studs of the first bolts 4 are sequentially screwed into the corresponding threaded holes at the second supporting table 22. Finally, the manhole cover 23 is covered on the first support table 21, and the screw heads of the first bolts 4 are correspondingly embedded into the bottom surface of the manhole cover 23. The top surface that needs to keep well lid 23 behind the well lid 23 and the top surface of first well seat 2 flush the setting.

In order to prevent moisture from permeating through the gap between the first well base 2 and the inner wall of the installation groove, the gap can be sealed by adding waterproof bonding glue between the first well base 2 and the inner wall of the installation groove after the first well base 2 is installed.

Example 2:

the utility model provides a drainage inspection shaft prevent weighing down well seat, refers to fig. 2, and the place different with embodiment 1 lies in, and the spiral shell head of first bolt 4 adopts the hexagon socket head, and the embedding groove has been seted up to the spiral shell head that first support table 21 upper surface corresponds first bolt 4, and the spiral shell head embedding of the first bolt 4 of being convenient for is embedded in the groove to can directly place well lid 23 on first support table 21.

The implementation principle of the above embodiment is as follows: when the fitting piece 31 is sleeved on the outer side of the circumferential direction of the stud of the first bolt 4, the hexagon socket head of the first bolt 4 is screwed by a hexagon socket wrench, and the stud of the first bolt 4 is screwed into the corresponding threaded hole at the second support table 22. And when the inner hexagonal screw head of the first bolt 4 is completely embedded into the embedding groove, the inner hexagonal screw head is stopped to be screwed, and finally the well cover 23 can be directly placed.

Example 3:

referring to fig. 3, the anti-falling well seat for drainage inspection well is different from embodiment 1 in that a second support platform 22 is not provided, the inner diameter of the installation groove in this embodiment is larger than the outer diameter of the first well seat 2, and the installation member is located between the first support platform 21 and the top of the inspection well 11 and is connected with the side wall of the first well seat 2.

Specifically, the first well seat 2 is arranged in the mounting groove, and the first well seat 2 and the service well are approximately coaxially arranged. The installed part equipartition sets up in the circumference lateral wall of first well seat 2, and the installed part adopts second bolt 5 and first nut 51 in this embodiment, and second bolt 5 is located between first supporting station 21 and the 11 tops of inspection shaft, corresponds the cover with fitting piece 31 and establishes the back on the double-screw bolt of second bolt 5, runs through the setting with the double-screw bolt of second bolt 5 from the inner wall of first well seat 2 towards outer wall one side. The first nut 51 is positioned between the first well seat 2 and the inner wall of the mounting groove and is in threaded connection with the stud of the second bolt 5 correspondingly. In order to prevent the fitting piece 31 from loosening, the outer diameter of the head of the second bolt 5 is larger than the inner diameter of the fitting piece 31.

In this embodiment, still include the second well seat 52, the second well seat 52 cover is located the first well seat 2 circumference outsides to the clearance between shutoff mounting groove and the first well seat 2, thereby can avoid 1 pothole in road surface to cause the inconvenience of driving a vehicle.

The implementation principle of the above embodiment is as follows: first, a mounting groove is excavated at a position of the road surface 1 at a wellhead of the manhole, and an inner diameter of the mounting groove is matched with an outer diameter of the second well seat 52. Then, the first well base 2 is placed in the installation groove, and the position of the first well base 2 is adjusted. After the first well seat 2 is placed into the mounting groove, the top surface of the first well seat 2 is flush with the road surface 1. Subsequently, the fitting piece 31 of the safety net 3 is sleeved on the circumferential outer side of the second bolt 5, the stud of the second bolt 5 penetrates out of the first well seat 2 from one side of the inner side wall of the first well seat 2, and then the first nut 51 is screwed on the outer side wall of one end, penetrating out of the first well seat 2, of the stud of the second bolt 5.

Treat that all installed parts installation finishes the back, place well lid 23 towards the top surface of first supporting bench 21, the top surface and the road surface 1 of well lid 23 flush the setting. Finally, the second well seat 52 is sleeved on the outer side of the first well seat 2. The second well seat 52 is placed such that its top surface is flush with the top surface of the first well seat 2. In particular, an avoiding notch is formed at one side of the bottom end of the second well seat 52 facing the first nut 51, so that interference generated when the second well seat 52 is installed is avoided.

Example 4:

a falling prevention well seat of a drainage inspection well, referring to FIG. 4, is different from embodiment 3 in that the mounting member of the present embodiment uses a third bolt 6 and a second nut 61, and does not use a second well seat 52.

After the first well seat 2 is installed, the stud of the third bolt 6 is arranged in a penetrating mode from the outer wall of the first well seat 2 to one side of the inner wall, and the third bolt 6 is located between the first supporting platform 21 and the top of the inspection well 11. Then, the fitting 31 of the safety net 3 is fitted over the threaded stud of the third bolt 6 inserted from the first well base 2. Subsequently, a second nut 61 is screwed on the side where the stud of the third bolt 6 penetrates the first well block 2, and the fitting 31 is confined between the side wall of the first well block 2 and the second nut 61. To prevent the fitting member 31 from coming off, the inner diameter of the fitting member 31 is smaller than the outer diameter of the second nut 61. Finally, the gap between the installation groove and the first well base 2 can be filled by pouring concrete 62, and the concrete 62 is poured to be flush with the pavement 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a drainage inspection shaft prevent weighing down well seat, includes safety net (3), its characterized in that: the inspection well comprises a first well seat (2), wherein a mounting groove is formed in the position, located at the well mouth of an inspection well (11), of the road surface (1), and the first well seat (2) is mounted in the mounting groove;

the inner wall of the first well seat (2) is connected with a first supporting platform (21), the well lid (23) is arranged on the first supporting platform (21), and the inner diameter of the first supporting platform (21) is larger than or equal to that of the inspection well (11);

be connected with a plurality of installed parts on first well seat (2), the circumference of safety net (3) is connected with a plurality of fitting pieces (31), fitting piece (31) with the installed part corresponds the connection.

2. The anti-falling well seat of the drainage inspection well is characterized in that: the inner wall of the first well seat (2) is also connected with a second supporting platform (22), and the mounting pieces are uniformly distributed on the upper surface of the first supporting platform (21);

the mounting piece penetrates through the wall thickness of the first supporting platform (21) and extends towards the second supporting platform (22), and the mounting piece is inserted into the second supporting platform (22);

the fitting piece (31) is sleeved on the circumferential side wall of the mounting piece and is located between the first supporting platform (21) and the second supporting platform (22).

3. The anti-falling well seat of the drainage inspection well is characterized in that: the mounting part adopts first bolt (4), the double-screw bolt of first bolt (4) respectively with first brace table (21) with second brace table (22) pass through threaded connection.

4. The anti-falling well seat of the drainage inspection well is characterized in that: the screw heads of the first bolts (4) are positioned on the upper surface of the first supporting platform (21), and the screw heads of the first bolts (4) are embedded in the well cover (23); the lower surface of the well lid (23) is lapped on the first supporting platform (21).

5. The anti-falling well seat of the drainage inspection well is characterized in that: the screw head of the first bolt (4) is an inner hexagonal screw head, and the screw head of the first bolt (4) is embedded into the upper surface of the first supporting table (21); the lower surface of the well lid (23) is lapped on the first supporting platform (21).

6. The anti-falling well seat of the drainage inspection well is characterized in that: the inner diameter of the mounting groove is larger than the outer diameter of the first well seat (2), and the mounting piece is positioned between the first supporting platform (21) and the top of the inspection well (11);

the mounting piece adopts a second bolt (5) and a first nut (51), a stud of the second bolt (5) penetrates through the inner wall of the first well seat (2) towards one side of the outer wall, and one side of the stud of the second bolt (5) penetrating through the first well seat (2) is in threaded connection with the first nut (51);

the fitting piece (31) is sleeved on the stud of the second bolt (5), and the inner diameter of the fitting piece (31) is smaller than the outer diameter of the screw head of the second bolt (5).

7. The anti-falling well seat of the drainage inspection well is characterized in that: the inner diameter of the mounting groove is larger than the outer diameter of the first well seat (2), and the mounting piece is positioned between the first supporting platform (21) and the top of the inspection well (11);

the mounting piece adopts a third bolt (6) and a second nut (61), a stud of the third bolt (6) penetrates through the outer wall of the first well seat (2) towards one side of the inner wall, and the stud of the third bolt (6) penetrates through one side of the first well seat (2) and is connected with the second nut (61) in a threaded manner;

the fitting piece (31) is sleeved on the stud of the third bolt (6), and the inner diameter of the fitting piece (31) is smaller than the outer diameter of the second nut (61).

8. The anti-falling well seat of the drainage inspection well is characterized in that: and a second well seat (52) is embedded between the wall of the mounting groove and the outer wall of the first well seat (2), and the top surface of the second well seat (52) is flush with the top surface of the first well seat (2).