CN216676495U - Self-induction pressure interlocking safety structure - Google Patents
Self-induction pressure interlocking safety structure Download PDFInfo
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- CN216676495U CN216676495U CN202220143783.9U CN202220143783U CN216676495U CN 216676495 U CN216676495 U CN 216676495U CN 202220143783 U CN202220143783 U CN 202220143783U CN 216676495 U CN216676495 U CN 216676495U
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- locking mechanism
- fixed sleeve
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- sterilizer
- mounting seat
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Abstract
The utility model provides a self-induction pressure interlocking safety structure, which comprises a mounting seat and a locking device arranged on the mounting seat; the locking device comprises a first locking mechanism and a second locking mechanism which are vertically arranged, and the first locking mechanism penetrates through the mounting seat and is movably connected with the mounting seat; the second locking mechanism is positioned below the first locking mechanism and is movably connected with the first locking mechanism, a fixed sleeve is sleeved outside the second locking mechanism and is movably connected with the second locking mechanism, and the bottom of the fixed sleeve is detachably connected with the sterilizer; and a radial limiting device is arranged between the fixed sleeve and the second locking mechanism. The utility model avoids the safety accident caused by steam leakage due to the fact that the rotation is not in place or the rotation is too loose at the designated position, thereby improving the working efficiency and the safety, and simultaneously avoiding the safety accident caused by steam leakage due to the fact that the first locking mechanism and the second locking mechanism rotate anticlockwise when being meshed.
Description
Technical Field
The utility model relates to the technical field of sterilizers, in particular to a self-induction pressure interlocking safety structure.
Background
At present, the self-induction pressure interlocking safety structure is widely applied to a structure for preventing door opening in a sterilizer, most of sterilizers mainly enable a square butt or a bolt to enter a round hole through pressure, a handle cannot rotate to open a door, the device is inconvenient to use, personnel are required to rotate the handle to a specified position, when pressure is generated in a sterilization cavity, an ejector rod enters an ejector rod sleeve, the handle cannot rotate to the specified position, the operation is complex, steam leakage is easily caused, and safety accidents are caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a self-induction pressure interlocking safety structure which is used for solving safety accidents caused by steam leakage due to incomplete rotation or over loose rotation of a designated position. The specific scheme is as follows:
a self-induction pressure interlocking safety structure comprises a mounting seat and a locking device arranged on the mounting seat;
the locking device comprises a first locking mechanism and a second locking mechanism which are vertically arranged;
the first locking mechanism penetrates through the mounting seat and is movably connected with the mounting seat;
the second locking mechanism is positioned below the first locking mechanism;
a fixed sleeve is sleeved outside the second locking mechanism;
the fixed sleeve is movably connected with the second locking mechanism, and the bottom of the fixed sleeve is detachably connected with the sterilizer;
and a radial limiting device is arranged between the fixed sleeve and the second locking mechanism.
Furthermore, the radial limiting device comprises a guide post and a guide groove,
the guide groove is arranged on the inner side of the fixed sleeve and is arranged in the radial direction;
a guide post corresponding to the guide groove is arranged on the outer side of the second locking mechanism;
one end of the guide post is vertically fixed on the second locking mechanism, and the guide post slides up and down along the guide groove.
Furthermore, a pressing plate is arranged between the fixed sleeve and the mounting seat, a small cover is arranged between the fixed sleeve and the sterilizer,
the pressing plate is sleeved outside the second locking mechanism, and fixing pins are arranged on the pressing plate along the circumferential direction of the second locking mechanism;
the fixing pin sequentially penetrates through the mounting seat, the pressing plate and the fixing sleeve from top to bottom;
the small cover is sleeved on the outer side of the bottom of the fixed sleeve and is fixedly connected with the fixed sleeve, and the small cover is abutted to the sterilizer cover.
Furthermore, the fixed sleeve is a circular ring, and the bottom of the circular ring is provided with a necking.
Furthermore, the second locking mechanism is a round rod piece with a T-shaped section,
the beam of the T-shaped round rod piece is positioned in the cavity of the fixed sleeve;
the vertical beam of the T-shaped round rod piece penetrates through the fixed sleeve and is positioned in the sterilizer.
Furthermore, one surface of the first locking mechanism, which is contacted with the second locking mechanism, is respectively provided with a first sawtooth and a second sawtooth,
the first saw teeth are meshed with the second saw teeth.
Further, the first locking mechanism is a lead screw,
the first locking mechanism is connected with the mounting seat in a sliding mode.
Further, the mounting seat is detachably connected with the outer side of the sterilizer through bolts/screws.
The beneficial effect of the utility model is that,
the device is communicated with the sterilizer through the second locking mechanism, and the second interlocking mechanism moves up and down along with the change of the pressure in the sterilizer, so that the self-induction performance of the device is realized;
the first locking mechanism and the second locking mechanism are connected through the meshing of the first saw teeth and the second saw teeth, so that the stability of the device is improved;
through the arrangement of the radial limiting device, safety accidents caused by steam leakage due to the fact that the rotation is not in place or the rotation is too loose at a specified position are avoided, so that the working efficiency and the safety are improved, and meanwhile safety accidents caused by steam leakage due to the fact that the first locking mechanism and the second locking mechanism rotate anticlockwise when meshed are avoided;
the objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a self-induced pressure interlock safety structure according to an embodiment of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
fig. 3 is a schematic mechanism diagram of the fixing sleeve in the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a second locking mechanism in an embodiment of the utility model;
FIG. 5 is a schematic view of a first locking mechanism in an embodiment of the present invention;
wherein, 1-an installation seat, 2-a small cover, 3-a mandril sleeve, 4-a first locking mechanism, 5-a mandril, 6-a guide column, 7-a pressing plate, 8-a fixed pin, 9-a sterilizer,
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The self-induction pressure interlocking safety structure shown in the attached figures 1-5 comprises a mounting seat 1 and a locking device arranged on the mounting seat 1;
the locking device comprises a first locking mechanism 4 and a second locking mechanism 5 which are vertically arranged,
the first locking mechanism 4 penetrates through the mounting seat 1 and is movably connected with the mounting seat 1;
the second locking mechanism 5 is positioned below the first locking mechanism 4 and is movably connected with the first locking mechanism 4, a fixed sleeve 3 is sleeved outside the second locking mechanism 5,
the fixed sleeve 3 is movably connected with the second locking mechanism 5, and the bottom of the fixed sleeve 3 is detachably connected with the sterilizer 9 through bolts/screws;
and a radial limiting device is arranged between the fixed sleeve 3 and the second locking mechanism 5.
In one embodiment of the utility model, the radial limiting device comprises a guide post 6 and a guide groove,
the guide groove is arranged on the inner side of the fixed sleeve 3 and is arranged in the radial direction;
a guide post 6 corresponding to the guide groove is arranged on the outer side of the second locking mechanism 5;
the guide post 6 is perpendicular to the second locking mechanism 5, and the guide post 6 slides up and down along the guide groove.
In one embodiment of the utility model, a pressing plate 7 is arranged between the fixing sleeve 3 and the mounting seat 1, a small cover 2 is arranged between the fixing sleeve 3 and the sterilizer 9,
the pressing plate 7 is sleeved outside the second locking mechanism 5, and the pressing plate 7 is provided with fixing pins 8 along the circumferential direction of the second locking mechanism 5;
the fixing pin 8 sequentially penetrates through the mounting base 1, the pressing plate 7 and the fixing sleeve 3 from top to bottom;
the small cover 2 is sleeved on the outer side of the bottom of the fixed sleeve 3, the small cover 2 is fixedly connected with the fixed sleeve 3, and the small cover 2 is abutted against the sterilizer 9.
The small cover 2 and the sterilizer 9 cover are connected with the fixed sleeve 3 through the fixed pin 8 to prevent the handle from rotating along with the first locking mechanism 4.
In one embodiment of the present invention, the fixing sleeve 3 is a circular ring, and the bottom of the circular ring is provided with a necking.
In one embodiment of the present invention, the second locking mechanism 5 is a circular rod with a T-shaped cross section,
the beam of the T-shaped round rod piece is positioned in the cavity of the fixed sleeve 3;
the vertical beam of the T-shaped round rod piece passes through the fixed sleeve 3 and is positioned in the sterilizer 9.
In one embodiment of the present invention, the surfaces of the first locking mechanism 4 contacting the second locking mechanism 5 are respectively provided with a first saw tooth and a second saw tooth,
the first saw teeth are meshed with the second saw teeth.
In one embodiment of the utility model, the first locking mechanism 4 is a lead screw,
the first locking mechanism 4 is connected with the mounting seat 1 in a sliding mode.
In one embodiment of the utility model, the mounting 1 is detachably connected to the outside of the sterilizer 9 by bolts/screws.
It should be noted that, in the utility model, the small cover 2 is matched with the sterilizer 2 in terms of the overall dimension, and the mounting seat 1 can be any mounting seat, and due to the design of simple and reasonable structure, the mounting seat 1 is an arc-shaped plate, and two ends of the arc-shaped plate are provided with connecting plates matched with the sterilizer 9; all components in the utility model are high temperature resistant; all joints are sealed; the first locking mechanism 4 and the second locking mechanism 5 in the present invention can be other rod members, and the first locking mechanism 4 is a lead screw for the sake of precision.
The installation process of the utility model is as follows:
the small cover 2 and the fixed sleeve 3 are installed, the small cover 2 is sleeved outside the fixed sleeve 3, the small cover 2 is positioned at one end of the necking of the fixed sleeve 3, the small cover 2 and the fixed sleeve 3 can be fixed in any mode of bolts, screws, welding, bonding and the like, and the small cover 2 is placed on the sterilizer 9;
the second locking mechanism 5, the fixed sleeve 3 and the sterilizer 9 are installed, the second locking mechanism 5 penetrates through the fixed sleeve 3, and the large head of the second locking mechanism 5, namely the beam of the T-shaped mechanism, is positioned in the fixed sleeve 3; one end of the second locking mechanism 5 with small diameter passes through the fixed sleeve 3 and extends into the sterilizer 9;
the pressing plate 7 is arranged at the top of the fixed sleeve 3 and sleeved outside the second locking mechanism 5;
the first locking mechanism 4 is connected with the mounting seat 1 and the sterilizer 9, the first locking mechanism 4 penetrates through the middle of the mounting seat 1, and the mounting seat 1 is installed on the outer side of the sterilizer 9 through bolts or the mounting seat 1 is installed on a rack on the outer side of the sterilizer 9;
during installation, the centers of the first locking mechanism 4 and the second locking mechanism 5 are positioned on the same straight line, and the first saw teeth on the first locking mechanism 4 are opposite to the second saw teeth on the second locking mechanism 5;
the fixing pin 8 sequentially penetrates through the mounting seat 1, the pressing plate 7 and the fixing sleeve 3 to complete the matching installation of the device.
The working process of the utility model is as follows:
when the high-pressure steam sterilizer works, steam pressure is generated in the 9 cavities of the sterilizer, the second locking mechanism 5 is pushed to move upwards, the second locking mechanism 5 is matched with the first locking mechanism 4, namely, the first saw teeth are meshed with the second saw teeth, when the pressure in the cavity is reduced to 0, the second locking mechanism 5 falls back due to gravity, and the ejector rod 5 is disconnected with the lead screw 4 at the moment, so that the operation is completed. Because the fixed sleeve 3 is arranged outside the second locking mechanism 5, the transverse guide column 6 is arranged on the surface, in contact with the fixed sleeve 3, of the second locking mechanism 5, and the guide groove matched with the guide column 6 is formed in the inner side of the fixed sleeve 3, the situation that the first locking mechanism 4 and the second locking mechanism 5 cannot rotate freely when the first locking mechanism 4 and the second locking mechanism 5 are meshed is avoided.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A self-induction pressure interlocking safety structure is characterized by comprising an installation seat (1) and a locking device arranged on the installation seat (1);
the locking device comprises a first locking mechanism (4) and a second locking mechanism (5) which are vertically arranged;
the first locking mechanism (4) penetrates through the mounting seat (1) and is movably connected with the mounting seat (1);
the second locking mechanism (5) is positioned below the first locking mechanism (4);
a fixed sleeve (3) is sleeved outside the second locking mechanism (5);
the fixed sleeve (3) is movably connected with the second locking mechanism (5), and the bottom of the fixed sleeve (3) is detachably connected with the sterilizer (9);
and a radial limiting device is arranged between the fixed sleeve (3) and the second locking mechanism (5).
2. A self-induction pressure-interlock safety feature according to claim 1, wherein said radial stop means comprises guide posts (6) and guide slots,
the guide groove is arranged on the inner side of the fixed sleeve (3) and is arranged in the radial direction;
a guide post (6) corresponding to the guide groove is arranged on the outer side of the second locking mechanism (5);
one end of the guide post (6) is vertically fixed on the second locking mechanism (5), and the guide post (6) slides up and down along the guide groove.
3. The self-induction pressure interlocking safety structure as claimed in claim 1, wherein a pressure plate (7) is arranged between the fixing sleeve (3) and the mounting seat (1), a small cover (2) is arranged between the fixing sleeve (3) and the sterilizer (9),
the pressing plate (7) is sleeved outside the second locking mechanism (5), and the pressing plate (7) is provided with fixing pins (8) along the circumferential direction of the second locking mechanism (5);
the fixing pin (8) penetrates through the mounting base (1), the pressing plate (7) and the fixing sleeve (3) from top to bottom in sequence;
the small cover (2) is sleeved on the outer side of the bottom of the fixed sleeve (3), the small cover (2) is fixedly connected with the fixed sleeve (3), and the small cover (2) is abutted to the cover of the sterilizer (9).
4. A safety structure with self-induction pressure-interlock as claimed in claim 3, characterized in that said fixing sleeve (3) is a circular ring, the bottom of said circular ring being a reduced set.
5. A self-induced pressure-interlock safety feature according to claim 4, wherein the second locking mechanism (5) is a circular rod with a T-shaped cross-section,
the cross beam of the T-shaped round rod piece is positioned in the cavity of the fixed sleeve (3);
the vertical beam of the T-shaped round rod piece penetrates through the fixed sleeve (3) and is positioned in the sterilizer (9).
6. A self-induction pressure-interlock safety feature according to claim 1, wherein the first locking mechanism (4) and the second locking mechanism (5) are provided with first and second serrations on their sides,
the first saw teeth are meshed with the second saw teeth.
7. A self-induced pressure-interlock safety feature according to claim 6, wherein the first locking mechanism (4) is a lead screw,
the first locking mechanism (4) is connected with the mounting seat (1) in a sliding mode.
8. A self-induction pressure-interlock safety arrangement, according to claim 1, characterized in that the mounting (1) is detachably connected to the outside of the sterilizer (9) by means of bolts/screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220143783.9U CN216676495U (en) | 2022-01-20 | 2022-01-20 | Self-induction pressure interlocking safety structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220143783.9U CN216676495U (en) | 2022-01-20 | 2022-01-20 | Self-induction pressure interlocking safety structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216676495U true CN216676495U (en) | 2022-06-07 |
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ID=81825866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220143783.9U Active CN216676495U (en) | 2022-01-20 | 2022-01-20 | Self-induction pressure interlocking safety structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216676495U (en) |
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2022
- 2022-01-20 CN CN202220143783.9U patent/CN216676495U/en active Active
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