CN211328631U - Sealing and pressing mechanism between plate type/box type filter and ventilation box body - Google Patents
Sealing and pressing mechanism between plate type/box type filter and ventilation box body Download PDFInfo
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- CN211328631U CN211328631U CN201922133101.7U CN201922133101U CN211328631U CN 211328631 U CN211328631 U CN 211328631U CN 201922133101 U CN201922133101 U CN 201922133101U CN 211328631 U CN211328631 U CN 211328631U
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Abstract
The utility model discloses a sealing and pressing mechanism between a plate type/box type filter and a ventilation box body, which comprises a frame, a rotating shaft, a cam and a locking component, wherein the frame is provided with a frame main body which can be adjustably connected to the inner vertical wall of the ventilation box body in a vertical position, and one side of the frame main body facing the filter is also integrally connected with a pressing part; the rotating shaft is movably arranged in the frame main body, the cam is positioned and sleeved on the rotating shaft, when the rotating shaft is driven to rotate by external force, the cam can rotate along with the rotating shaft and can drive the frame main body and the pressing part to move downwards or upwards together, and the pressing part can press or release the upper side surface of the filter; the locking assembly is mounted on the frame body and can act on the rotating shaft so that the rotating shaft is fixed in position relative to the frame body. The sealing and pressing mechanism can easily realize firm pressing and releasing pressing of the filter, is also suitable for filters of different models, and enlarges the application range of products.
Description
Technical Field
The utility model relates to a filter technical field specifically provides a sealed hold-down mechanism between board-like/box filter and ventilation box.
Background
When the filter is installed for use, the filter is usually installed and positioned in the ventilation box body by using a pressing and fixing mechanism. However, the existing compression-fastening fixing mechanism has some defects in use, such as: the existing pressing and fixing mechanism is complicated and inconvenient to operate, poor in stability and easy to loosen after a long time. Secondly, the existing pressing and fixing mechanism can not effectively adjust filters with different thicknesses, and filters with different models only need to use a specific pressing and fixing mechanism, so that the installation efficiency and the installation convenience of the filters are reduced.
In view of this, the present invention is especially provided.
Disclosure of Invention
In order to overcome the defects, the utility model provides a sealing and pressing mechanism between a plate type/box type filter and a ventilation box body, which can easily realize firm pressing and releasing pressing of the filter on one hand, improves the working efficiency and reduces the labor intensity; on the other hand, the filter is also suitable for filters of different models, the application range of products is expanded, the convenience of use is improved, and the production cost is reduced.
The utility model discloses a solve the technical scheme that its technical problem adopted and be: a sealing and pressing mechanism between a plate type/box type filter and a ventilation box body is disclosed, wherein the filter is arranged in the ventilation box body, and the sealing and pressing mechanism is also arranged between the filter and the inner wall of the ventilation box body; the sealing and pressing mechanism comprises a frame, a rotating shaft, a cam and a locking assembly, wherein the frame is provided with a frame main body which is transversely arranged between the filter and the vertical wall on the inner side of the ventilation box body, the frame main body can be adjustably connected to the vertical wall on the inner side of the ventilation box body relative to the vertical position of the ventilation box body, and a pressing part is further integrally connected to one side, facing the filter, of the frame main body; the rotating shaft is movably arranged in the frame main body, the cam is positioned and sleeved on the rotating shaft, when the rotating shaft is driven to rotate by external force, the cam can rotate along with the rotating shaft, and the rotation of the cam can drive the frame main body and the pressing part to move downwards or upwards together, so that the pressing part can be pressed or loosened on the upper side surface of the filter;
the locking assembly is arranged on the frame body, and when the pressing portion is pressed on the upper side face of the filter, the locking assembly can act on the rotating shaft, so that the rotating shaft is fixed relative to the frame body.
As a further improvement, the sealing and pressing mechanism is two sets of, and the using state is the benchmark, and is two sets of the sealing and pressing mechanism is arranged in the left and right sides of the filter and between the inner vertical walls of the ventilation box body.
As a further improvement of the present invention, the frame body is a hollow strip-shaped frame structure extending in the front-back direction, that is, the frame body has a top wall and a bottom wall which are oppositely arranged, two long side walls which are oppositely arranged, and two wide side walls which are oppositely arranged, wherein the pressing portion is integrally connected to one long side wall of the frame body facing the filter, the other long side wall of the frame body facing away from the filter is provided with two passive grooves, and one wide side wall of the frame body is provided with a through hole;
in addition, the frame main body can be connected to the structure on the inside vertical wall of the ventilation box body in a manner that the vertical position of the ventilation box body is adjustable, and the structure is as follows: the ventilating box body is provided with a connecting assembly, the connecting assembly is provided with two mounting plates, two U-shaped mounting seats and two vertical guide columns, the two mounting plates are arranged at intervals along the front-back direction and are respectively detachably and fixedly mounted on the inner vertical wall of the ventilating box body, the two U-shaped mounting seats are respectively correspondingly positioned and mounted on one sides of the two mounting plates facing the filter, and the two guide columns are respectively positioned and mounted on the two U-shaped mounting seats; the frame main body is movably spanned in the two U-shaped mounting seats, and meanwhile the frame main body is movably sleeved outside the two guide columns through guide bushings respectively.
As a further improvement of the present invention, the rotating shaft extends in the front-rear direction and is movably mounted in the frame body, and one end of the rotating shaft extends out of the through hole to form a driving end driven by external force; the two cams are respectively positioned and sleeved on the rotating shaft, and parts of the two cams are respectively and correspondingly movably inserted into the two driven grooves;
when the rotating shaft is driven by external force and rotates around a first direction, the two cams also rotate around the first direction along with the rotating shaft, and then local parts of the two cams can respectively apply downward acting force to the two driven grooves, so that the frame main body and the pressing part perform pressing-down movement together, and the pressing part is pressed on the upper side surface of the filter; when the rotating shaft is driven by external force and rotates around the second direction, the two cams also rotate around the second direction along with the rotating shaft, and then local parts of the two cams can respectively apply an upward acting force to the two driven grooves, so that the frame main body and the pressing part move upwards together, and the pressing part is released from the upper side surface of the filter.
As a further improvement of the present invention, the rotating shaft is a special-shaped shaft, that is, the cross section of the middle part of the rotating shaft is square, and the cross sections of the two end parts of the rotating shaft are circular; the inner holes of the two cams are square holes which are tightly matched with the middle part of the rotating shaft respectively;
in addition, a nut is also sleeved on one end of the rotating shaft in a positioning mode.
As a further improvement of the utility model, a locking groove is arranged at one end of the rotating shaft, and a mounting support above the locking groove is integrally connected to a wide side wall of the frame main body;
the locking assembly is provided with a locking pin which is vertically and movably arranged on the mounting support and a lifting handle which is arranged on the upper end of the locking pin in a positioning mode, when force is applied to the lifting handle, the lifting handle can drive the locking pin to move up and down, so that the lower end of the locking pin can be inserted into or separated from the locking groove, and the rotating shaft and the frame main body are connected together or separated in a positioning mode.
The utility model has the advantages that: firstly, sealed hold-down mechanism's simple structure, reasonable, convenient operation can easily realize compressing tightly and releasing to compress tightly the filter, has improved work efficiency greatly, has reduced intensity of labour. In addition, due to the arrangement of the locking assembly, the pressing operation of the sealing pressing mechanism is more stable and firm, and the maintenance cost is well reduced. Secondly, the sealing and pressing mechanism of the utility model can be correspondingly adjusted according to different thicknesses of the filter, specifically, the displacement of the frame body and the pressing part can be adjusted by adjusting the rotation angle of the rotating shaft; therefore, the filter can be suitable for filters of different models, the application range of products is expanded, the use convenience is improved, and the production cost is reduced.
Drawings
Fig. 1 is a schematic view of an assembly structure of the sealing and compressing mechanism of the present invention when the sealing and compressing mechanism is installed between a plate/box type filter and a ventilation box body;
fig. 2 is a schematic structural view of the sealing and compressing mechanism of the present invention;
fig. 3 is an enlarged schematic view of a portion a shown in fig. 2.
The following description is made with reference to the accompanying drawings:
1-a filter; 2-ventilating box body; 3-sealing and pressing mechanism;
30-a frame; 300-frame body; 301 — pressing part;
302-mounting a support; 31-axis of rotation; 310-locking groove;
32-cam; 330-mounting plate; 331-U-shaped mounting base;
332-guide post; 34-a nut; 350-locking pin;
351-handle.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and the present invention is not limited to the embodiments described in the present application.
It should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relation or adjustment of the size should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the function and the achievable purpose of the present invention.
Example 1:
please refer to fig. 1 to fig. 3, which are schematic diagrams of an assembly structure of the sealing and compressing mechanism of the present invention when the sealing and compressing mechanism is installed between the plate/box filter and the ventilation box, a schematic diagram of a structure of the sealing and compressing mechanism, and a schematic diagram of a partially enlarged structure of the sealing and compressing mechanism.
In the embodiment, the filter 1 is installed in the ventilation box body 2, and a sealing and pressing mechanism 3 is further arranged between the filter 1 and the inner wall of the ventilation box body 2; in particular, the sealing and pressing mechanism 3 comprises a frame 30, a rotating shaft 31, a cam 32 and a locking assembly, wherein the frame 30 is provided with a frame main body 300 transversely arranged between the filter 1 and the inner vertical wall of the ventilation box body 2, the frame main body 300 can be connected to the inner vertical wall of the ventilation box body 2 in a vertically adjustable manner relative to the ventilation box body 2, and a pressing part 301 is further integrally connected to one side of the frame main body 300 facing the filter 1; the rotating shaft 31 is movably installed in the frame main body 300, the cam 32 is positioned and sleeved on the rotating shaft 31, when the rotating shaft 31 is driven to rotate by an external force, the cam 32 can rotate along with the rotating shaft 31, and the rotation of the cam 32 can drive the frame main body 300 and the pressing part 301 to move downwards or upwards together, so that the pressing part 301 can be pressed or released on the upper side surface of the filter 1;
the locking assembly is mounted on the frame body 300, and when the pressing portion 301 presses against the upper side of the filter 1, the locking assembly can act on the rotating shaft 31, so that the rotating shaft 31 is fixed in position relative to the frame body 300.
In this embodiment, it is preferable that the two sealing and pressing mechanisms 3 are arranged in two sets, and the two sets of sealing and pressing mechanisms 3 are arranged in a left-right opposite manner based on the use state and are respectively arranged between the left and right sides of the filter 1 and the inner vertical wall of the ventilation box body 2.
In this embodiment, preferably, the frame body 300 is a hollow long frame structure extending in the front-back direction, that is, the frame body 300 has a top wall and a bottom wall arranged oppositely, two long side walls arranged oppositely, and two wide side walls arranged oppositely, wherein the pressing portion 301 is integrally connected to one long side wall of the frame body 300 facing the filter 1, two passive slots are provided on the other long side wall of the frame body 300 facing away from the filter 1, and a through hole is provided on one wide side wall of the frame body 300;
in addition, the structure that the frame body 300 can be connected to the inner vertical wall of the ventilation box body 2 in a vertical position relative to the ventilation box body 2 in an adjustable manner is as follows: the filter is provided with a connecting assembly, the connecting assembly is provided with two mounting plates 330, two U-shaped mounting seats 331 and two vertical guide columns 332, wherein the two mounting plates 330 are arranged at intervals along the front-back direction and are respectively detachably and fixedly mounted on the inner vertical wall of the ventilation box body 2, the two U-shaped mounting seats 331 are respectively correspondingly positioned and mounted on one sides of the two mounting plates 330 facing the filter 1, and the two guide columns 332 are respectively positioned and mounted on the two U-shaped mounting seats 331; the frame body 300 is movably straddled in the two U-shaped mounting seats 331, and meanwhile, the frame body 300 is also movably sleeved outside the two guide posts 332 through guide bushings.
Further preferably, the rotating shaft 31 extends in the front-back direction and is movably mounted in the frame body 300 through a bearing, and one end of the rotating shaft 31 further extends out of the through hole to form a driving end driven by an external force; the number of the cams 32 is two, the two cams 32 are respectively positioned and sleeved on the rotating shaft 31, and parts of the two cams 32 are respectively and correspondingly movably inserted into the two passive grooves;
when the rotating shaft 31 is driven by an external force and rotates around a first direction, the two cams 32 also rotate around the first direction along with the rotating shaft 31, and then, local parts of the two cams 32 can respectively apply a downward acting force to the two passive grooves, so that the frame body 300 and the pressing part 301 perform pressing-down movement together, and the pressing part 301 is pressed on the upper side surface of the filter 1; when the rotating shaft 31 is driven by an external force and rotates around a second direction (opposite to the first direction), the two cams 32 also rotate around the second direction along with the rotating shaft 31, and then, local parts of the two cams 32 can respectively apply an upward acting force to the two passive slots, so that the frame body 300 and the pressing part 301 move upward together, and the pressing part 301 is released from the upper side surface of the filter 1.
Further preferably, the rotating shaft 31 is a special shaft, that is, the cross section of the middle part of the rotating shaft 31 is square, and the cross sections of the two end parts of the rotating shaft 31 are circular; the inner holes of the two cams 32 are square holes which are tightly matched with the middle part of the rotating shaft 31 respectively; in addition, a nut 34 is also positioned and sleeved on one end of the rotating shaft 31.
Further preferably, a locking groove 310 is further provided at one end of the rotating shaft 31, and a mounting seat 302 located above the locking groove 310 is further integrally connected to a wide side wall of the frame body 300;
the locking assembly has a locking pin 350 vertically and movably mounted on the mounting base 302 and a handle 351 positioned on the upper end of the locking pin 350, and when a force is applied to the handle 351, the handle 351 can drive the locking pin 350 to move up and down, so that the lower end of the locking pin 350 can be inserted into or separated from the locking groove 310, and the rotating shaft 31 and the frame body 300 are positioned and connected together or separated.
Still more preferably, the mounting bracket 302 is U-shaped and a spring is disposed around the locking pin 350. In addition, for better sealing, a gasket is further installed between the lower side surface of the filter 1 and the inner surface of the bottom wall of the ventilation case 2.
The utility model also provides an operating method of sealed hold-down mechanism specifically is: when the sealing and pressing mechanism presses the filter 1:
firstly, a wrench is used for clamping the nut 34 and driving the rotating shaft 31 to rotate around a first direction, the two cams 32 also rotate around the first direction along with the rotating shaft 31, and then, local parts of the two cams 32 can respectively apply a downward acting force to the two passive grooves, so that the frame main body 300 and the pressing part 301 perform pressing-down movement together, and the pressing part 301 is pressed on the upper side surface of the filter 1; subsequently, the handle 351 is released, the locking pin 350 falls, and the lower end of the locking pin 350 just falls (i.e., is placed) into the locking groove 310, so that the rotation shaft 31 and the frame body 300 are connected together in a fixed position, that is, the rotation shaft 31 is fixed relative to the frame body 300.
When the pressing operation of the sealing pressing mechanism on the filter 1 is released:
first, the handle 351 is lifted up, the locking pin 350 is moved up, and the separation of the rotation shaft 31 from the frame body 300 is achieved; then, a wrench is used to clamp the nut 34 and drive the rotating shaft 31 to rotate around a second direction (opposite to the first direction), and the two cams 32 also rotate around the second direction along with the rotating shaft 31, at this time, the local parts of the two cams 32 can respectively apply an upward acting force to the two passive grooves, so that the frame body 300 and the pressing part 301 move upward together, and the pressing part 301 is released from the upper side surface of the filter 1.
In summary, the sealing and compressing mechanism of the utility model can easily realize the firm compression and the decompression of the filter on one hand, thereby improving the working efficiency and reducing the labor intensity; on the other hand, the filter is also suitable for filters of different models, the application range of products is expanded, the convenience of use is improved, and the production cost is reduced.
The above description is only a preferred embodiment of the present invention, but not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as within the protection scope of the present invention.
Claims (6)
1. A sealing and pressing mechanism between a plate type/box type filter and a ventilation box body is characterized in that the filter (1) is arranged in the ventilation box body (2), and a sealing and pressing mechanism (3) is arranged between the filter (1) and the inner wall of the ventilation box body (2); the method is characterized in that: the sealing and pressing mechanism (3) comprises a frame (30), a rotating shaft (31), a cam (32) and a locking assembly, wherein the frame (30) is provided with a frame main body (300) which is transversely arranged between the filter (1) and the inner side vertical wall of the ventilation box body (2), the frame main body (300) can be connected to the inner side vertical wall of the ventilation box body (2) in a vertically adjustable mode relative to the ventilation box body (2), and a pressing part (301) is further integrally connected to one side, facing the filter (1), of the frame main body (300); the rotating shaft (31) is movably arranged in the frame main body (300), the cam (32) is positioned and sleeved on the rotating shaft (31), when the rotating shaft (31) is driven by external force to rotate, the cam (32) can rotate along with the rotating shaft (31), and the rotation of the cam (32) can drive the frame main body (300) and the pressing part (301) to press down or move up together, so that the pressing part (301) can be pressed or loosened on the upper side surface of the filter (1);
the locking assembly is arranged on the frame main body (300), and when the pressing part (301) is pressed on the upper side surface of the filter (1), the locking assembly can act on the rotating shaft (31) so that the rotating shaft (31) is fixed in position relative to the frame main body (300).
2. The seal pressing mechanism between the plate/box type filter and the ventilation box body according to claim 1, characterized in that: the two groups of sealing and pressing mechanisms (3) are oppositely arranged left and right on the basis of the use state and are respectively arranged between the left side and the right side of the filter (1) and the inner vertical wall of the ventilation box body (2).
3. The seal pressing mechanism between the plate/box type filter and the ventilation box body according to claim 2, characterized in that: the frame main body (300) is a hollow long-strip-shaped frame structure extending in the front-back direction, namely the frame main body (300) is provided with a top wall and a bottom wall which are oppositely arranged, two long side walls which are oppositely arranged and two wide side walls which are oppositely arranged, wherein one long side wall of the frame main body (300) facing the filter (1) is integrally connected with the pressing part (301), the other long side wall of the frame main body (300) opposite to the filter (1) is provided with two passive grooves, and one wide side wall of the frame main body (300) is provided with a through hole;
in addition, the structure that the frame main body (300) can be connected to the inner side vertical wall of the ventilation box body (2) in a vertical position relative to the ventilation box body (2) in an adjustable mode is as follows: the filter is provided with a connecting assembly, the connecting assembly is provided with two mounting plates (330), two U-shaped mounting seats (331) and two vertical guide columns (332), the two mounting plates (330) are arranged at intervals in the front-back direction and are respectively detachably and fixedly mounted on the inner side vertical wall of the ventilation box body (2), the two U-shaped mounting seats (331) are respectively correspondingly positioned and mounted on one sides, facing the filter (1), of the two mounting plates (330), and the two guide columns (332) are respectively positioned and mounted on the two U-shaped mounting seats (331); the frame main body (300) is movably spanned in the two U-shaped mounting seats (331), and meanwhile, the frame main body (300) is also movably sleeved outside the two guide columns (332) through guide bushings respectively.
4. The mechanism of claim 3, wherein the sealing and compressing mechanism between the plate/box filter and the ventilation box body is characterized in that: the rotating shaft (31) extends along the front-back direction and is movably installed in the frame body (300), and one end of the rotating shaft (31) also extends out of the through hole to form a driving end driven by external force; the two cams (32) are respectively positioned and sleeved on the rotating shaft (31), and parts of the two cams (32) are respectively and correspondingly movably inserted into the two driven grooves;
when the rotating shaft (31) is driven by external force and rotates around a first direction, the two cams (32) also rotate around the first direction along with the rotating shaft (31), and then local parts of the two cams (32) can respectively apply downward acting force to the two driven grooves, so that the frame body (300) and the pressing part (301) perform pressing-down movement together, and the pressing part (301) is pressed on the upper side surface of the filter (1); when the rotating shaft (31) is driven by external force and rotates around the second direction, the two cams (32) also rotate around the second direction along with the rotating shaft (31), and then local parts of the two cams (32) can respectively apply an upward acting force to the two driven grooves, so that the frame body (300) and the pressing part (301) move upwards together, and the pressing part (301) is released from the upper side surface of the filter (1).
5. The mechanism of claim 4, wherein the sealing and compressing mechanism between the plate/box filter and the ventilation box body is characterized in that: the rotating shaft (31) is a special-shaped shaft, namely the cross section of the middle part of the rotating shaft (31) is square, and the cross sections of the two end parts of the rotating shaft (31) are circular; the inner holes of the two cams (32) are square holes which are tightly matched with the middle part of the rotating shaft (31);
in addition, a nut (34) is positioned and sleeved on one end of the rotating shaft (31).
6. The mechanism of claim 4, wherein the sealing and compressing mechanism between the plate/box filter and the ventilation box body is characterized in that: a locking groove (310) is further formed in one end of the rotating shaft (31), and a mounting support (302) located above the locking groove (310) is further integrally connected to one wide side wall of the frame body (300);
the locking assembly is provided with a locking pin (350) which is vertically and movably mounted on the mounting support (302) and a lifting handle (351) which is fixedly mounted on the upper end of the locking pin (350), when force is applied to the lifting handle (351), the lifting handle (351) can drive the locking pin (350) to move up and down, so that the lower end of the locking pin (350) can be inserted into or separated from the locking groove (310), and the rotating shaft (31) and the frame main body (300) are fixedly connected together or separated from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922133101.7U CN211328631U (en) | 2019-12-03 | 2019-12-03 | Sealing and pressing mechanism between plate type/box type filter and ventilation box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922133101.7U CN211328631U (en) | 2019-12-03 | 2019-12-03 | Sealing and pressing mechanism between plate type/box type filter and ventilation box body |
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| Publication Number | Publication Date |
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| CN211328631U true CN211328631U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922133101.7U Active CN211328631U (en) | 2019-12-03 | 2019-12-03 | Sealing and pressing mechanism between plate type/box type filter and ventilation box body |
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| CN (1) | CN211328631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872256A (en) * | 2023-06-28 | 2023-10-13 | 湖北中循医疗用品实业有限公司 | Shielding glove box |
-
2019
- 2019-12-03 CN CN201922133101.7U patent/CN211328631U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872256A (en) * | 2023-06-28 | 2023-10-13 | 湖北中循医疗用品实业有限公司 | Shielding glove box |
| CN116872256B (en) * | 2023-06-28 | 2024-03-19 | 湖北中循医疗用品实业有限公司 | Shielding glove box |
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