CN217539919U - Detachable high-sealing-performance biological safety pipe penetrating and sealing device - Google Patents
Detachable high-sealing-performance biological safety pipe penetrating and sealing device Download PDFInfo
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- CN217539919U CN217539919U CN202220777381.4U CN202220777381U CN217539919U CN 217539919 U CN217539919 U CN 217539919U CN 202220777381 U CN202220777381 U CN 202220777381U CN 217539919 U CN217539919 U CN 217539919U
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Abstract
The utility model belongs to the technical field of biological test safety, specifically be a removable high leakproofness biohazard safety poling obturator, including annular housing, annular housing's inboard is provided with annular heat insulating board, annular heat insulating board's inboard is provided with the division board, the closing plate has been placed in the inner chamber of division board, the dovetail groove has been seted up on the body of closing plate, the trapezoidal seal circle has been placed in the inner chamber of dovetail groove, trapezoidal seal circle adopts interference fit with the dovetail groove, trapezoidal seal circle includes solid seal circle and hollow seal circle, the cylinder hole has been seted up on vertical to hollow seal circle's body, be connected with the detachable pressfitting board on annular housing's the body, this device is provided with annular heat insulating board between annular housing and division board, insulates against heat through the annular, can avoid the wall body in the annular housing outside to be influenced by the temperature of pipeline, and then avoid its fracture.
Description
Technical Field
The utility model relates to a biological assay safety technical field specifically is a removable high leakproofness biological safety poling closing device.
Background
In the field of biological testing, it is common to place test subjects in an enclosed environment in order to protect the test subject and the person performing the test. In order to provide a necessary environment for a test object, air and water and electricity are required to be introduced into the closed environment, and the conventional method is to directly penetrate a water pipe, an air pipe and an electric pipe through a wall body on the periphery of a closed space and then seal the pipeline and the wall body by using cement or sealant. When the inside and the outside of the pipeline have large temperature difference for a long time, the cement or the sealant around the pipeline is easy to crack, and the sealing performance of the closed environment is further deteriorated.
The pipeline that runs through the wall body, along with the change of experimental demand, also need be to carry out dismouting again to the pipeline sometimes, fixes the pipeline on the wall body in traditional airtight mode, when carrying out dismouting again to the pipeline, need clear away cement or sealed glue around the pipeline earlier, then can change the pipeline, and this dismouting that leads to the pipeline is comparatively rough, consequently needs the high leakproofness's that a convenient poling just can maintain sealed environment closing device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a removable high leakproofness biohazard safety poling closing device to solve the problem that the pipeline that the current biohazard safety test of proposing used need link firmly with the wall body in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a detachable high-sealing biological safety pipe penetrating and sealing device comprises an annular shell, wherein an annular heat insulation plate is arranged on the inner side of the annular shell, a separation plate is arranged on the inner side of the annular heat insulation plate, a sealing plate is placed in an inner cavity of the separation plate, a trapezoidal groove is formed in a body of the sealing plate, a trapezoidal sealing ring is placed in an inner cavity of the trapezoidal groove and is in interference fit with the trapezoidal groove, trapezoidal seal includes solid sealing washer and hollow seal, the cylinder hole has been seted up on vertical to hollow seal's body, be connected with the tight clamp plate of detachable on the body of annular housing, tight clamp plate and the laminating of trapezoidal seal, seted up on the body of tight clamp plate with the screw hole, the axis collineation of the axis of screw hole and dovetail groove.
Preferably, an annular groove is formed in the outer side of the body of the annular shell, placing grooves are formed in the front side and the rear side of the annular shell, and the pressing plate is located on the inner side of the placing grooves.
Preferably, the small end of the trapezoidal groove is provided with a limiting groove, the diameter of the large end of the trapezoidal groove is larger than the outer diameter of the threaded hole, the diameter of the small end of the trapezoidal groove is larger than that of the limiting groove.
Preferably, the inner side of the threaded hole is screwed with a limit buckle, and a hexagonal hole is formed in one side, far away from the sealing plate, of the body of the limit buckle.
Preferably, the number of the sealing plates is two, the small ends of the trapezoidal grooves in the two sealing plates point to the other sealing plate, the inner side of the partition plate is provided with a ring plate, and the sealing plates on the two sides are clamped on the two sides of the ring plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1) The device fixes an annular shell which is connected with an annular heat insulation plate and a partition plate into a whole on a wall, then a sealing plate is placed in the partition plate, a solid sealing ring or a hollow sealing ring is placed in a trapezoidal groove of the sealing plate, then a pipeline penetrates through the solid sealing ring, after the pipeline is disassembled, the trapezoidal groove can be sealed only by using the solid sealing ring, and the solid sealing ring is replaced by the hollow sealing ring when the device is used, so that the pipeline in the device can be drawn out at will, and the pipeline can be disassembled and replaced conveniently;
2) The annular heat insulation plate is arranged between the annular shell and the partition plate, heat insulation is carried out through the annular heat insulation plate, the wall body outside the annular shell can be prevented from being influenced by the temperature of the pipeline, and then cracking of the wall body is avoided.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic sectional view of the front view of the present invention;
fig. 3 is a schematic view of a sectional structure of a front view of the two kinds of trapezoid sealing rings of the present invention.
In the figure: the sealing device comprises an annular shell 1, an annular heat insulation plate 2, a partition plate 3, a sealing plate 4, a pressing plate 5, a trapezoidal sealing ring 6, a solid sealing ring 61, a hollow sealing ring 62 and a limit buckle 7.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, the present invention provides a technical solution: a detachable high-sealing biological safety pipe penetrating sealing device comprises an annular shell 1, a hole is formed in a wall body, the annular shell 1 is fixed in the hole of the wall body through cement or sealant, in order to reinforce the stability of connection between the annular shell 1 and the wall body, an annular groove is formed in the outer side of the body of the annular shell 1, an annular heat insulation plate 2 is arranged on the inner side of the annular shell 1, the annular heat insulation plate 2 is used for insulating heat energy, the temperature of a pipeline can be prevented from affecting the annular shell 1, further, cracking of the cement or sealant outside the annular shell 1 is avoided, a partition plate 3 is arranged on the inner side of the annular heat insulation plate 2, the annular shell 1, the annular heat insulation plate 2 and the partition plate 3 are integrated, a sealing plate 4 is placed in the inner cavity of the partition plate 3, a trapezoidal groove is formed in the body of the sealing plate 4, the sealing plate 4 can be taken out and can be changed according to the diameter of the required pipeline, trapezoid grooves with different apertures can be used, in order to enhance sealing, annular sealing strips are arranged at two ends of the sealing plate 4, a trapezoid sealing ring 6 is placed in an inner cavity of each trapezoid groove, each trapezoid sealing ring 6 comprises a solid sealing ring 61 and a hollow sealing ring 62, the trapezoid grooves which are not needed to be used can be sealed by the solid sealing rings 61, air permeability is further avoided, the trapezoid grooves which are needed to be used can be sealed by the hollow sealing rings 62, the body of the hollow sealing ring 62 is provided with a cylindrical hole in the longitudinal direction, when the hollow sealing ring 62 is used, an external pipeline penetrates through the cylindrical hole, the body of the annular shell 1 is connected with a detachable pressing plate 5, the pressing plate 5 is connected with the annular shell 1 through a bolt, in order to avoid the protrusion of the pressing plate 5, the front side and the rear side of the annular shell 1 are both provided with a placing groove, the pressing plate 5 is positioned at the inner side of the placing groove, simultaneously, a countersunk hole is formed in the body of the pressing plate 5, a bolt for fixing the pressing plate 5 sinks into the countersunk hole, the pressing plate 5 is attached to the trapezoid sealing ring 6, the trapezoid sealing ring 6 is pressed into the trapezoid groove through the pressing plate 5, the trapezoid sealing ring 6 and the trapezoid groove are in interference fit, under the compression of the trapezoid groove, the hollow sealing ring 62 contracts, and then the outer side of the pipeline is tightly sleeved with the hollow sealing ring, a threaded hole is formed in the body of the pressing plate 5, the central axis of the threaded hole is collinear with the central axis of the trapezoid groove, and the pipeline penetrates through the threaded hole.
Prevent that trapezoidal seal circle 6 from sliding, need carry out certain spacing to it, be provided with the restriction groove at the tip end of dovetail groove, state the diameter of the tip end of dovetail groove and be greater than the diameter of restriction groove, and then avoid trapezoidal seal circle 6 to the tip end of dovetail groove to remove, the diameter of the big tip end of dovetail groove is greater than the external diameter of screw hole, and clamp plate 5 can sticis trapezoidal seal circle 6 like this, and then avoids trapezoidal seal circle 6 to the big tip end of dovetail groove to remove.
In some biological tests, the used pipelines are few, the trapezoidal groove can be sealed through the solid sealing ring 61, in order to avoid the exposure of the solid sealing ring 61, the limiting buckle 7 is screwed on the inner side of the threaded hole, the hexagonal hole is formed in one side, away from the sealing plate 4, of the body of the limiting buckle 7, and the limiting buckle 7 can be screwed off by the hexagonal wrench conveniently.
The quantity of closing plate 4 is two, and the tip of the dovetail groove on two closing plates 4 all points to another closing plate 4, and the inboard of division board 3 is provided with the annular plate, and the both sides closing plate 4 centre gripping is in the both sides of annular plate.
The working principle is as follows: firstly, a hole is formed in a wall body, then an annular shell 1 with an annular heat insulation plate 2 and a partition plate 3 is fixed in the hole of the wall body by cement or sealant, then a sealing plate 4 is placed in an inner cavity of the partition plate 3, then a solid sealing ring 61 or a hollow sealing ring 62 is placed in a trapezoidal groove of the sealing plate 4 according to requirements, then a pipeline penetrates through a threaded hole in a pressing plate 5 and a cylindrical hole of the hollow sealing ring 62, then the solid sealing ring 61 and the hollow sealing ring 62 are pressed tightly by the pressing plate 5, then the pressing plate 5 is fixed on the annular shell 1 through a bolt, and finally a limit buckle 7 is screwed in a threaded hole without the pipeline.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, it will be obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a removable high leakproofness biohazard safety poling closing device, includes annular shell (1), its characterized in that: the inner side of the annular shell (1) is provided with an annular heat insulation plate (2), the inner side of the annular heat insulation plate (2) is provided with a separation plate (3), a sealing plate (4) is placed in an inner cavity of the separation plate (3), a trapezoidal groove is formed in the body of the sealing plate (4), a trapezoidal sealing ring (6) is placed in the inner cavity of the trapezoidal groove, the trapezoidal sealing ring (6) and the trapezoidal groove are in interference fit, the trapezoidal sealing ring (6) comprises a solid sealing ring (61) and a hollow sealing ring (62), a cylindrical hole is formed in the body of the hollow sealing ring (62) in the longitudinal direction, a detachable pressure plate (5) is connected to the body of the annular shell (1), the pressure plate (5) is attached to the trapezoidal sealing ring (6), a threaded hole is formed in the body of the pressure plate (5), and the central axis of the threaded hole is collinear with the central axis of the trapezoidal groove.
2. The removable high-sealability bio-safety pipe penetration closing device of claim 1, wherein: the annular groove is formed in the outer side of the body of the annular shell (1), the placing grooves are formed in the front side and the rear side of the annular shell (1), and the pressing plate (5) is located on the inner side of the placing grooves.
3. The removable high-sealability bio-safety through-tube closure device of claim 1, wherein: the small end of the trapezoid groove is provided with a limiting groove, the diameter of the large end of the trapezoid groove is larger than the outer diameter of the threaded hole, and the diameter of the small end of the trapezoid groove is larger than the diameter of the limiting groove.
4. The removable high-sealability bio-safety through-tube closure device of claim 1, wherein: the inner side of the threaded hole is connected with a limiting buckle (7) in a threaded mode, and a hexagonal hole is formed in one side, far away from the sealing plate (4), of a body of the limiting buckle (7).
5. The removable high-sealability bio-safety through-tube closure device of claim 1, wherein: the sealing plate (4) is two in number, two the little head end of the dovetail groove on the sealing plate (4) all points to another sealing plate (4), the inboard of division board (3) is provided with the annular plate, both sides sealing plate (4) centre gripping is in the both sides of annular plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220777381.4U CN217539919U (en) | 2022-04-06 | 2022-04-06 | Detachable high-sealing-performance biological safety pipe penetrating and sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220777381.4U CN217539919U (en) | 2022-04-06 | 2022-04-06 | Detachable high-sealing-performance biological safety pipe penetrating and sealing device |
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| Publication Number | Publication Date |
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| CN217539919U true CN217539919U (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220777381.4U Active CN217539919U (en) | 2022-04-06 | 2022-04-06 | Detachable high-sealing-performance biological safety pipe penetrating and sealing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117366347A (en) * | 2023-12-05 | 2024-01-09 | 青岛易而固五金汽配有限公司 | Waterproof sleeve's mounting structure |
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2022
- 2022-04-06 CN CN202220777381.4U patent/CN217539919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117366347A (en) * | 2023-12-05 | 2024-01-09 | 青岛易而固五金汽配有限公司 | Waterproof sleeve's mounting structure |
| CN117366347B (en) * | 2023-12-05 | 2024-02-20 | 青岛易而固五金汽配有限公司 | Waterproof sleeve's mounting structure |
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