CN216951239U

CN216951239U - Device for sealing inclined bottom plate hole

Info

Publication number: CN216951239U
Application number: CN202220344798.1U
Authority: CN
Inventors: 曾长金; 陈学龙; 徐磊
Original assignee: Shanghai Tofflon Airex Science And Technology Co ltd
Current assignee: Shanghai Tofflon Airex Science And Technology Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-12
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a device for sealing holes of an inclined bottom plate, which comprises a lower bottom plate, wherein the lower bottom plate is connected with an upper bottom plate, the upper end surface of the upper bottom plate is provided with a counter bore from top to bottom to the middle part of the lower bottom plate, the lower end of a hole sleeve is positioned in the counter bore, two bolts penetrate through the lower bottom plate to be connected with the lower end surface of the hole sleeve, the middle part of a connecting seat is provided with a circle of convex boss, the connecting seat is sleeved with an O-shaped ring which is positioned at the lower end surface of the boss, the lower end of the connecting seat penetrates through the hole sleeve to the outer side of the lower bottom plate, the boss is attached to the upper end surface of the hole sleeve, the lower end of the connecting seat is connected with a nut, and the upper end surface of the nut is contacted with the lower end surface of the lower bottom plate.

Description

Device for sealing inclined bottom plate hole

Technical Field

The utility model relates to a device for sealing holes of an inclined bottom plate.

Background

The chamber floor of isolators used in the manufacture of toxic injection pharmaceuticals is often designed in an angled pattern to facilitate clean drainage. Mounting holes are usually reserved on the inclined bottom plate for inserting or connecting pipelines. These ducts are used mainly for transporting process media from outside the chamber to inside the chamber, such as: water or compressed air. For sealing purposes, it is desirable that these cavity floor holes not leak after the pipes are butted or connected.

At present, the pipeline connection and the sealing are realized at the inclined bottom plate hole of the cavity, and the following technical problems need to be solved:

1. after the bottom surfaces of the inclined cavities are butted, gaps and leakage exist at the connecting positions;

2. the connecting port is not easy to disassemble, assemble and replace;

an apparatus for inclined floor hole sealing is therefore proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a device for sealing holes of an inclined bottom plate, which has good tightness.

The technical scheme for realizing the purpose is as follows: the utility model provides a device for inclined bottom plate hole is sealed, includes the lower plate, the upper plate is connected on the lower plate, the counter bore is seted up to upper plate up end top-down to lower plate middle part, the hole cover lower extreme is located in the counter bore, two bolts pass the lower plate is connected the lower terminal surface of hole cover, connecting seat middle part are the convex boss of round, cup joint O type circle on the connecting seat, O type circle is located terminal surface department under the boss, the connecting seat lower extreme passes the hole cover extremely the lower plate outside, the boss with the laminating of hole cover up end, connecting seat lower extreme coupling nut, the nut up end with terminal surface contacts under the lower plate.

Preferably, the connection part of the outer side wall of the hole sleeve and the upper bottom plate is welded in a full-length welding mode.

Preferably, the diameter of the outer side wall of the hole sleeve is matched with the inner diameter of the counter bore, and the lower end of the hole sleeve is connected in the counter bore in an embedded mode.

Preferably, the outer surface of the lower end of the connecting seat is provided with threads, and the threads are connected with the screw cap.

Preferably, a sealing groove is formed in the lower end face of a boss protruding from the middle of the connecting seat, and the O-shaped ring is located in the sealing groove and attached to the upper end face of the hole sleeve.

The utility model has the beneficial effects that: can with the butt joint of inclined floor and guarantee sealed, still can change into the connecting seat that has different joints according to actual need in a flexible way, the leakproofness that has kept apart airtight cavity that can be very big and the convenience of technology medium transmission.

Drawings

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

figure 2 is a detailed view of the O-ring location of the present invention.

In the figure: 1. a nut; 2. a bolt; 3. a lower base plate; 4. an upper base plate; 5. sleeving a hole; 6. an O-shaped ring; 7. a connecting seat.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

The utility model will be further explained with reference to the drawings.

As shown in fig. 1-2, a device for sealing a hole of an inclined bottom plate comprises a lower bottom plate 3, an upper bottom plate 4 is arranged on the lower bottom plate 3, a counter bore is formed in the upper end surface of the upper bottom plate 4 from top to bottom to the middle of the lower bottom plate 3, the lower end of a hole sleeve 5 is positioned in the counter bore, two bolts 2 penetrate through the lower end surface of the hole sleeve 5 connected with the lower bottom plate 3, a circle of convex boss is arranged in the middle of a connecting seat 7, an O-ring 6 is sleeved on the connecting seat 7, the O-ring 6 is positioned at the lower end surface of the boss, the lower end of the connecting seat 7 penetrates through the hole sleeve 5 to the outer side of the lower bottom plate 3, the boss is attached to the upper end surface of the hole sleeve 5, the lower end of the connecting seat 7 is connected with a nut 1, and the upper end surface of the nut 1 is contacted with the lower end surface of the lower bottom plate 3; the connection part of the outer side wall of the hole sleeve 5 and the upper bottom plate 4 is welded by full welding; the diameter of the outer side wall of the hole sleeve 5 is matched with the inner diameter of the counter bore, and the lower end of the hole sleeve 5 is connected in the counter bore in an embedded mode; the outer surface of the lower end of the connecting seat 7 is provided with threads, and the threads are connected with the screw cap 1; the sealing groove is formed in the lower end face of the boss protruding in the middle of the connecting seat 7, the O-shaped ring 6 is located in the sealing groove and is attached to the upper end face of the hole sleeve 5, the O-shaped ring can be in butt joint with the inclined bottom plate and can be sealed, the connecting seat with different joints can be flexibly replaced according to actual needs, and the sealing performance of the isolation sealed cavity and the convenience of process medium transmission can be greatly improved.

The working principle is as follows: an upper bottom plate 4 is connected on the lower bottom plate 3, counter bore to 3 middle parts of lower bottom plate are seted up to 4 up end top-down of upper bottom plate, 5 lower extremes of borehole jack are located the counter bore, two bolts 2 pass the lower terminal surface of 3 connecting hole jackets 5 of lower bottom plate, 7 middle parts of connecting seat are the convex boss of round, cup joint O type circle 6 on the connecting seat 7, O type circle 6 is located terminal surface department under the boss, 7 lower extremes of connecting seat pass borehole jack 5 to 3 outsides of lower bottom plate, the laminating of boss and 5 up end of borehole jack, 7 lower extremes of connecting seat connect

nut

1, 1 up end of nut contacts with 3 lower terminal surfaces of lower bottom plate, can dock with the inclined floor and guarantee sealedly.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A device for sealing holes of an inclined bottom plate is characterized by comprising a lower bottom plate (3), the lower bottom plate (3) is connected with an upper bottom plate (4), a counter bore is arranged on the upper end surface of the upper bottom plate (4) from top to bottom to the middle part of the lower bottom plate (3), the lower end of a hole sleeve (5) is positioned in the counter bore, two bolts (2) penetrate through the lower bottom plate (3) to be connected with the lower end surface of the hole sleeve (5), the middle part of a connecting seat (7) is provided with a circle of convex lug boss, an O-shaped ring (6) is sleeved on the connecting seat (7), the O-shaped ring (6) is positioned on the lower end surface of the boss, the lower end of the connecting seat (7) passes through the hole sleeve (5) to the outer side of the lower bottom plate (3), the lug boss is attached to the upper end face of the hole sleeve (5), the lower end of the connecting seat (7) is connected with the screw cap (1), the upper end face of the nut (1) is in contact with the lower end face of the lower bottom plate (3).

2. The device for inclined bottom plate hole sealing according to claim 1, wherein the connection between the outer side wall of the hole sleeve (5) and the upper bottom plate (4) is full-weld welded.

3. The device for inclined bottom plate hole sealing according to claim 1, characterized in that the diameter of the outer side wall of the hole sleeve (5) is matched with the inner diameter of the counter bore, and the lower end of the hole sleeve (5) is connected in the counter bore in an embedded mode.

4. The device for sealing holes of inclined bottom plates is characterized in that the outer surface of the lower end of the connecting seat (7) is provided with threads, and the threads are connected with the screw cap (1).

5. The device for sealing holes of the inclined base plate according to claim 1, wherein a sealing groove is formed in the lower end face of a boss protruding from the middle of the connecting seat (7), and the O-shaped ring (6) is located in the sealing groove and attached to the upper end face of the hole sleeve (5).