CN217946321U

CN217946321U - Sliding manhole cover for stainless steel water tank

Info

Publication number: CN217946321U
Application number: CN202222093058.8U
Authority: CN
Inventors: 王栋; 王博; 徐小斌; 韩玲红; 张旭东; 张晋军
Original assignee: Huanneng Technology Hainan Co ltd
Current assignee: Huanneng Technology Hainan Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-12-02
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a stainless steel is slip manhole cover for water tank belongs to water tank technical field. It has solved the defect that manhole cover sealing effect is poor and the function is simple among the prior art. The base is provided with a manhole, an annular sealing groove is formed in the outer side of the manhole, a sealing ring is arranged in the annular sealing groove, sliding grooves are formed in two sides of the base, a sliding plate is arranged on the upper side of the base, sliding blocks are respectively arranged on two sides of the bottom of the sliding plate, a lifting hole is formed in the middle of the sliding plate, a supporting plate is arranged on the upper side of the sliding plate, two sides of the supporting plate are respectively connected with the sliding plate through supporting rods, a threaded hole is formed in the middle of the supporting plate, a lead screw is arranged in the threaded hole in the supporting plate, the bottom of the lead screw is rotatably connected with a gland, and an annular sealing convex block capable of being inserted into the annular sealing groove is arranged at the bottom of the gland; an air inlet is formed in the pressing cover, the air inlet on the pressing cover is connected with an air inlet pipe, the air inlet pipe is connected with an ozone generator, and an air inlet valve is installed on the air inlet pipe.

Description

Sliding manhole cover for stainless steel water tank

Technical Field

The utility model belongs to the technical field of the water tank, specifically speaking especially relates to a stainless steel is slip manhole cover for water tank.

Background

Stainless steel water tank generally all can set up the manhole at the top, makes things convenient for the staff to get into the water tank and inspects the maintenance and clears up the water tank. In order to prevent foreign matters from entering the water tank, a manhole cover is almost installed on a manhole, the existing manhole cover is generally a simple hinged cover and is hinged with the top of the water tank, the sealing effect is poor, and a lockset between the manhole cover and the water tank cannot well fix the manhole cover in a long-term use process, so that the manhole cover is dislocated, the sealing effect is further deteriorated, impurities are easy to enter the water tank, and the water quality in the water tank is greatly influenced; the existing manhole cover has simple functions and basically only has the function of sealing a manhole.

Disclosure of Invention

The utility model aims at providing a stainless steel is slip manhole cover for water tank to overcome the defect that the sealed effect of manhole cover is poor and the function is simple among the prior art.

The utility model discloses an adopt following technical scheme to realize, a stainless steel is slip manhole cover for water tank, the on-line screen storage device comprises a base, set up the manhole on the base, the base sets up annular seal groove in the manhole outside, installs the sealing washer in the annular seal groove, and the base both sides set up the spout, and the base upside is equipped with the sliding plate, the sliding plate both sides are installed respectively with spout complex slider, and the sliding plate middle part sets up the lift hole, the sliding plate upside is equipped with the backup pad, the backup pad both sides are connected with the sliding plate through the bracing piece respectively, the backup pad middle part sets up the screw hole, and screw hole internal thread installation lead screw in the backup pad, lead screw bottom rotation connection gland, the gland is in the lift hole, the installation of gland bottom can insert the annular seal lug of annular seal groove; an air inlet is formed in the pressing cover, the air inlet on the pressing cover is connected with an air inlet pipe, the air inlet pipe is connected with an ozone generator, and an air inlet valve is installed on the air inlet pipe.

Further, the sliding groove is a T-shaped groove.

Furthermore, a rotating rod is installed at the top of the screw rod.

Furthermore, a rotating groove is formed in the top of the gland, a top cover is installed on the top of the rotating groove through the gland, a through hole for the screw rod to be inserted into is formed in the top cover, and a rotating block is installed at the bottom of the screw rod.

Further, a bearing is arranged between the screw rod and the through hole in the top cover.

Further, the top cover is in threaded connection with the gland.

Furthermore, a pressure relief hole is formed in the pressure cover, and a pressure relief valve is mounted on the pressure relief hole through the pressure cover.

Further, the bottom of the gland is provided with a boss which can be inserted into a manhole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the manhole cover of the utility model has good sealing effect, the sealing effect cannot be influenced after long-time sealing, and sundries are not easy to enter the water tank from the manhole cover;

2. the utility model discloses change present manhole cover function singleness's defect, connect ozone generator through making the gland, can carry the water tank with a large amount of ozone that ozone generator produced in, carry out comprehensive thorough disinfection of disinfecting to the water tank, when using, open intake valve and ozone generator in the intake pipe behind the washing water tank generally, when ozone sterilization, we can plug up the air vent, and open the relief valve, make the ozone in the water tank keep certain concentration, when gas pressure is too high, the relief valve can exhaust.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural view of the sliding plate of the present invention with a gland installed;

fig. 3 is a schematic structural view of the sliding plate of the present invention without a gland;

fig. 4 is a schematic view of the connection structure between the screw rod and the gland of the present invention;

fig. 5 is a usage state diagram of the present invention.

In the figure: 1. a base; 2. a manhole; 3. an annular seal groove; 4. a seal ring; 5. a chute; 6. a sliding plate; 7. a slider; 8. a lifting hole; 9. a support plate; 10. a support bar; 11. a screw rod; 12. a gland; 13. an annular sealing projection; 14. an air inlet pipe; 15. an ozone generator; 16. rotating the rod; 17. a rotating groove; 18. a top cover; 19. rotating the block; 20. a bearing; 21. a pressure relief valve; 22. a boss; 23. a threaded bore.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples.

A sliding manhole cover for a stainless steel water tank comprises a base 1, wherein a manhole 2 is arranged on the base 1, an annular sealing groove 3 is arranged on the outer side of the manhole 2 of the base 1, a sealing ring 4 is arranged in the annular sealing groove 3, sliding grooves 5 are arranged on two sides of the base 1, a sliding plate 6 is arranged on the upper side of the base 1, sliding blocks 7 matched with the sliding grooves 5 are respectively arranged on two sides of the sliding plate 6, a lifting hole 8 is arranged in the middle of the sliding plate 6, a supporting plate 9 is arranged on the upper side of the sliding plate 6, two sides of the supporting plate 9 are respectively connected with the sliding plate 6 through supporting rods 10, a threaded hole 23 is arranged in the middle of the supporting plate 9, a lead screw 11 is arranged in the threaded hole 23 in the supporting plate 9, the bottom of the lead screw 11 is rotatably connected with a gland 12, the gland 12 is arranged in the lifting hole 8, and an annular sealing lug 13 capable of being inserted into the annular sealing groove 3 is arranged at the bottom of the gland 12; an air inlet hole is formed in the gland 12, the air inlet hole in the gland 12 is connected with an air inlet pipe 14, the air inlet pipe 14 is connected with an ozone generator 15, and an air inlet valve is installed on the air inlet pipe 14.

The base 1 of the utility model can be fixed on the top of the water tank by welding, and the manhole 2 on the base 1 is aligned with the manhole on the water tank; the sliding plate 6 slides relative to the base 1 through the sliding chute 5 and the sliding block 7 structure, and when the device is used, people can push the sliding plate 6 by hand to drive the sliding plate 6 to move along the sliding chute 5; the gland 12 is arranged in the lifting hole 8 and can lift relative to the lifting hole 8, and both the gland 12 and the lifting hole 8 can be designed into a square shape; the supporting plate 9 is fixedly connected with the sliding plate 6, the screw rod 11 is rotated to drive the gland 12 to lift while lifting, when the sealing device is applied, the sliding plate 6 is firstly pushed to a limit position, at the moment, the manhole 2 on the sliding plate 6 is aligned with the manhole at the top of the water tank, at the moment, the screw rod 11 is rotated, the screw rod 11 drives the gland 12 to move downwards, the annular sealing bump 13 at the bottom of the gland 12 is inserted into the annular sealing groove 3 on the base 1 and presses the sealing ring 4 in the annular sealing groove 3, and the bottom surface of the gland 12 is tightly contacted with the top surface of the base 1; ozone generated by the ozone generator 15 enters the water tank through the air inlet hole to comprehensively and thoroughly sterilize the water tank, and when the ozone generator is applied, an air inlet valve on the air inlet pipe 14 and the ozone generator 15 are generally opened after the water tank is cleaned, and ozone sterilization is performed.

The sliding groove 5 is a T-shaped groove.

And a rotating rod 16 is arranged at the top of the screw rod 11.

The utility model discloses a set up dwang 16, can conveniently rotate lead screw 11.

The top of the gland 12 is provided with a rotating groove 17, the gland 12 is provided with a top cover 18 at the top of the rotating groove 17, the top cover 18 is provided with a through hole for the lead screw 11 to be inserted, and the bottom of the lead screw 11 is provided with a rotating block 19.

And a bearing 20 is arranged between the screw rod 11 and the through hole on the top cover 18.

The utility model discloses a set up and rotate groove 17 and top cap 18, make lead screw 11 can only rotate relative gland 12 and can not reciprocate relatively.

The top cover 18 is bolted to the gland 12.

The pressure release hole is formed in the gland 12, and a pressure release valve 21 is installed on the pressure release hole of the gland 12.

The pressure release valve 21 is a normally closed pressure release valve 21, and when the concentration of ozone in the water tank is too high, the hydraulic valve can be started and discharges the gas in the water tank.

The bottom of the gland 12 is provided with a boss 22 which can be inserted into the manhole 2.

The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a stainless steel is slip manhole cover for water tank which characterized in that: the sealing device comprises a base (1), wherein a manhole (2) is formed in the base (1), an annular sealing groove (3) is formed in the outer side of the manhole (2) of the base (1), a sealing ring (4) is installed in the annular sealing groove (3), sliding grooves (5) are formed in two sides of the base (1), a sliding plate (6) is arranged on the upper side of the base (1), sliding blocks (7) matched with the sliding grooves (5) are respectively installed on two sides of the sliding plate (6), a lifting hole (8) is formed in the middle of the sliding plate (6), a supporting plate (9) is arranged on the upper side of the sliding plate (6), two sides of the supporting plate (9) are respectively connected with the sliding plate (6) through supporting rods (10), a threaded hole (23) is formed in the middle of the supporting plate (9), a lead screw (11) is installed in the threaded hole (23) in the supporting plate (9), a gland (12) is rotatably connected to the bottom of the lead screw (11), the gland (12) is arranged in the lifting hole (8), and an annular sealing convex block (13) capable of being inserted into the annular sealing groove (3) is installed at the bottom of the gland (12); an air inlet hole is formed in the gland (12), the air inlet hole in the gland (12) is connected with an air inlet pipe (14), the air inlet pipe (14) is connected with an ozone generator (15), and an air inlet valve is installed on the air inlet pipe (14).

2. The sliding manhole cover for stainless steel water tanks according to claim 1, wherein: the sliding groove (5) is a T-shaped groove.

3. The sliding manhole cover for stainless steel tanks according to claim 1, wherein: and a rotating rod (16) is arranged at the top of the screw rod (11).

4. The sliding manhole cover for stainless steel water tanks according to claim 1, wherein: the top of the gland (12) is provided with a rotating groove (17), the gland (12) is provided with a top cover (18) at the top of the rotating groove (17), the top cover (18) is provided with a through hole for the lead screw (11) to be inserted, and the bottom of the lead screw (11) is provided with a rotating block (19).

5. The sliding manhole cover for stainless steel tanks according to claim 4, wherein: and a bearing (20) is arranged between the screw rod (11) and the through hole on the top cover (18).

6. The sliding manhole cover for stainless steel tanks according to claim 4, wherein: the top cover (18) is connected with the gland (12) through bolts.

7. The sliding manhole cover for stainless steel tanks according to claim 1, wherein: and the gland (12) is provided with a pressure relief hole, and the pressure relief hole of the gland (12) is provided with a pressure relief valve (21).

8. The sliding manhole cover for stainless steel tanks according to claim 1, wherein: the bottom of the gland (12) is provided with a boss (22) which can be inserted into the manhole (2).