CN216703649U - Fixing device of CDA pipeline precision filter - Google Patents
Fixing device of CDA pipeline precision filter Download PDFInfo
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- CN216703649U CN216703649U CN202123022799.9U CN202123022799U CN216703649U CN 216703649 U CN216703649 U CN 216703649U CN 202123022799 U CN202123022799 U CN 202123022799U CN 216703649 U CN216703649 U CN 216703649U
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- hoop plate
- hoop
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Abstract
The utility model discloses a fixing device of a CDA pipeline precision filter, which comprises an encircling type fastening unit encircling the connection position of a filter tube shell, wherein the encircling type fastening unit comprises a first connecting piece, a second connecting piece, a hoop type fastening piece and an air cylinder; the hoop type fastener comprises a first hoop plate and a second hoop plate, the connecting end of the first hoop plate is hinged with the connecting end of the second hoop plate, and the fastening end of the first hoop plate and the fastening end of the second hoop plate are connected with the air cylinder; after the hoop type fastener is abutted against the first connecting piece and the second connecting piece, the first hoop plate and the second hoop plate are tightened by closing the air cylinder so as to seal the filter tube shell. According to the utility model, manual disassembly is replaced by automatic control, so that the labor intensity and safety risk of personnel are reduced.
Description
Technical Field
The utility model relates to the technical field of pipeline filters, in particular to a fixing device for a precision filter of a CDA pipeline.
Background
In the operation process of the CDA system, the pipeline precision filter plays a key role in the performance stability of the CDA system, the good filtering effect can ensure the operation stability of the CDA system, and the filter element of the filter has long service life and good energy-saving effect; the pipe shell of the conventional CDA filtering device mainly adopts a threaded interface or a flange connection, the pipe shell of the precision filter is frequently required to be manually disassembled by a belt wrench or a chain wrench during filter element replacement, and the specific disassembly is caused by the difference of installation position and height, interfaces and the like, so that the operation and maintenance personnel are easy to install or replace inconveniently in actual operation, and the pipeline explosion or the occurrence of the condition that the pipeline is not installed can be possibly caused, thereby increasing the labor intensity and also having safety risk.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to overcome the problem of filter disassembly and replacement in the prior art.
In order to solve the above technical problem, the present invention provides a CDA pipeline precision filter fixing device, including: the fastening unit surrounds the joint of the filter pipe shell, and comprises a first connecting piece, a second connecting piece, a hoop type fastening piece and an air cylinder, wherein the first connecting piece is connected with an upper filter shell of the filter pipe shell, and the second connecting piece is connected with a lower filter shell of the filter pipe shell;
the hoop type fastener comprises a first hoop plate and a second hoop plate, the first hoop plate corresponds to the input ends of the first connecting piece and the second connecting piece, and the second hoop plate corresponds to the output ends of the first connecting piece and the second connecting piece; the connecting ends of the first hoop plate and the second hoop plate are hinged, and the fastening ends of the first hoop plate and the second hoop plate are connected with the cylinder;
after the hoop type fastener is abutted against the first connecting piece and the second connecting piece, the first hoop plate and the second hoop plate are tightened by closing the air cylinder so as to seal the filter tube shell.
In a preferred embodiment of the present invention, the first connecting member is provided with a first flange, and the first band is provided with a first ring groove.
In a preferred embodiment of the present invention, the second connecting member is provided with a second flange, and the second band plate is provided with a second ring groove.
In a preferred aspect of the present invention, first sealing gaskets are provided in the first ring groove and the second ring groove.
In a preferred embodiment of the present invention, the input ends of the first flange and the second flange correspond to the first ring groove.
In a preferred embodiment of the present invention, the output ends of the first flange and the second flange correspond to the second annular groove.
As a preferable mode of the present invention, the hoop-type fastener further includes a connection hinge, one end of the connection hinge is connected to the connection end of the first hoop plate, and the other end of the connection hinge is connected to the connection end of the second hoop plate.
In a preferred aspect of the present invention, the rod-side end cover of the cylinder is fixed to the fastening end of the second band.
As a preferred mode of the present invention, a piston rod of the cylinder is fixed to a fastening end of the first strap, and when the piston rod of the cylinder extends out, the first strap is pushed away from the second strap; and after the piston rod of the cylinder is retracted, the first hoop plate and the second hoop plate are tightened.
As a preferable mode of the present invention, a pushing head is disposed at a top end of a piston rod of the cylinder, and the pushing head is fixed to a fastening end of the first hoop plate.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the fixing device for the CDA pipeline precision filter, the pneumatic device is automatically controlled to replace manual disassembly, so that the labor intensity and the safety risk of personnel are reduced; through increasing the automatic control unit, can realize a key dismouting, improve work efficiency, guarantee device stability.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference will now be made in detail to the present disclosure, examples of which are illustrated in the accompanying drawings.
Fig. 1 is a schematic view of a fixture of the present invention.
Fig. 2 is an exploded view of the fastening device of the present invention.
Fig. 3 is a top view of the fixture of the present invention.
Figure 4 is a top view of the band fastener and cylinder of the present invention.
Fig. 5 is a schematic illustration of the disassembly of the first and second band plates of the present invention.
The specification reference numbers indicate: 1. the upper filter shell, 2, the lower filter shell, 3, the first connecting piece, 4, the second connecting piece, 5, the cylinder, 10, the inlet end of filter, 11, the end of giving vent to anger of filter, 50, first gas port, 51, the second gas port, 52, the piston rod, 53, the propelling movement head, 54, the front end housing, 60, first hoop board, 61, the second hoop board, 62, the connection hinge, 600, first annular, 601, first seal gasket, 610, the second annular, 611, the second seal gasket.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
In the description of the present invention, it is to be understood that the terms "center", "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 used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "second" or "first" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features, or indirectly contacting the first and second features through intervening media. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements does not include a limitation to the listed steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1-5, the embodiment of the fixing device for the CDA pipeline precision filter comprises an encircling type fastening unit encircling a connection position of a filter tube shell, wherein the encircling type fastening unit comprises a first connecting piece 3, a second connecting piece 4, a hoop type fastening piece and a cylinder 5, the first connecting piece 3 is connected with an upper filter shell 1 of the filter tube shell, and the second connecting piece 4 is connected with a lower filter shell 2 of the filter tube shell.
As shown in fig. 1 and 2, the filter cartridge is divided into an upper filter housing 1 and a lower filter housing 2, and when the upper filter housing 1 is connected with the lower filter housing 2, the encircling fastening unit encircles the joint of the upper filter housing 1 and the lower filter housing 2; the first connecting piece 3 is provided with a first flange, and after the first connecting piece 3 is connected with the upper filter shell 1, the first flange is protruded out of the outer surface of the upper filter shell 1; the second connecting piece 4 is provided with a second flange, and the second flange protrudes out of the outer surface of the lower filter shell 2 after the second connecting piece 4 is connected with the lower filter shell 2.
The air cylinder 5 adopts a double-acting air cylinder 5 and is provided with a first air port 50 and a second air port 51, when the first air port 50 is used for air intake, the second air port 51 is used for air exhaust, and when the second air port 51 is used for air intake, the first air port 50 is used for air exhaust; when the first air port 50 is ventilated, a piston rod 52 of the air cylinder 5 is extended; when the second port 51 is vented, the piston rod 52 of the cylinder 5 is retracted.
Through adopting above-mentioned technical scheme, the setting of first connecting piece 3 and second connecting piece 4 can provide staple bolt formula fastener and fasten first connecting piece 3 and second connecting piece 4 and seal, on this basis, will strain the junction of shell 1 and lower filter shell 2 on will seal.
Preferably, the hoop fastener comprises a first hoop plate 60 and a second hoop plate 61, the first hoop plate 60 corresponds to the input ends of the first connecting piece 3 and the second connecting piece 4, and the second hoop plate 61 corresponds to the output ends of the first connecting piece 3 and the second connecting piece 4; the connecting ends of the first hoop plate 60 and the second hoop plate 61 are hinged, and the fastening ends of the first hoop plate 60 and the second hoop plate 61 are connected with the cylinder 5;
wherein, the input ends of the first connecting piece 3 and the second connecting piece 4 refer to the direction of the air inlet end 10 of the filter, namely, refer to the right end in fig. 3; the output ends of the first connecting piece 3 and the second connecting piece 4 refer to the direction of the air outlet end 11 of the filter, namely, refer to the left end in fig. 3;
as shown in fig. 4, the connection end of the first hoop plate 60 and the second hoop plate 61 is located at the left end of the first hoop plate 60 and the second hoop plate 61; the fastening ends of the first strap 60 and the second strap 61 are located at the right ends of the first strap 60 and the second strap 61.
By adopting the above technical scheme, the first hoop plate 60 and the second hoop plate 61 are arranged to surround the first flange and the second flange, and then the second hoop plate 61 is contracted by the air cylinder 5, so that the first hoop plate 60 and the second hoop plate 61 are fastened to realize the sealing between the first flange and the second flange, and the first connecting piece 3 and the second connecting piece 4 are sealed by the sealing between the first flange and the second flange, thereby realizing the sealing of the upper filter pipe and the lower filter pipe.
Preferably, the first hoop plate 60 is provided with a first annular groove 600, the first annular groove 600 corresponds to the input ends of the first flange and the second flange, and the input ends of the first flange and the second flange refer to the input ends of the first connecting piece 3 and the second connecting piece 4; the second hoop plate 61 is provided with a second annular groove 610, the second annular groove 610 corresponds to the output ends of the first flange and the second flange, and the output ends of the first flange and the second flange refer to the output ends of the first connecting element 3 and the second connecting element 4.
A first sealing gasket 601 is arranged in the first ring groove 600, and a second sealing gasket 611 is arranged in the second ring groove 610.
By adopting the above technical solution, the arrangement of the first ring groove 600, the first seal gasket 601, the second ring groove 610 and the second seal gasket 611 can improve the sealing performance between the first flange and the second flange.
Preferably, the hoop fastener further comprises a connecting hinge 62, one end of the connecting hinge 62 is connected to the connecting end of the first hoop plate 60, and the other end of the connecting hinge 62 is connected to the connecting end of the second hoop plate 61.
As shown in fig. 5, the left end of the connection hinge 62 is connected to the rear end of the first strap 60, and the right end of the connection hinge 62 is connected to the rear end of the second strap 61.
Preferably, the rod-side end cover of the cylinder 5 is fixed to the fastening end of the second band plate 61; the piston rod 52 of the air cylinder 5 is fixed with the fastening end of the first hoop plate 60, and when the piston rod 52 of the air cylinder 5 extends, the first hoop plate 60 is pushed away from the second hoop plate 61; after the piston rod 52 of the air cylinder 5 is retracted, the first hoop plate 60 and the second hoop plate 61 are tightened.
As shown in fig. 3, a rod-side end cap of the cylinder 5 is fixed to a front end of the second band 61, and the rod-side end cap is referred to as the front end cap 54; the top end of a piston rod 52 of the air cylinder 5 is provided with a pushing head 53, and the pushing head 53 is fixed with the front end of the first hoop plate 60.
Wherein, the cylinder 5 and the second hoop plate 61 are fixed, and the second hoop plate 61 and the cylinder 5 are fixed in operation; when the piston rod 52 of the air cylinder 5 extends, the connected first hoop plate 60 is pushed away from the second hoop plate 61 by the pushing head 53; when the piston rod 52 of the air cylinder 5 is contracted, the connected first hoop plate 60 is pulled toward the second hoop plate 61 by the pushing head 53, so that the first hoop plate 60 and the second hoop plate 61 are tightened.
Preferably, the working principle of the fixing device of the CDA pipeline precision filter is as follows:
abutting the second ring groove 610 of the second band plate 61 against the output ends of the first and second flanges, fixing the second band plate 61, and then corresponding the first ring groove 600 of the first band plate 60 to the input ends of the first and second flanges;
when the filter needs to be sealed, ventilating the second air port 51 of the air cylinder 5, driving the push head 53 to contract by utilizing the contraction of the piston rod 52 of the air cylinder 5, pulling the first hoop plate 60 to the second hoop plate 61 through the push head 53 until the contraction of the piston rod 52 of the air cylinder 5 is completed, so as to tighten the first hoop plate 60 and the second hoop plate 61, and sealing the first flange and the second flange through the tightening of the first hoop plate 60 and the second hoop plate 61;
when the filter needs to be opened, the air is supplied to the first air port 50 of the air cylinder 5, the piston rod 52 of the air cylinder 5 extends to drive the push head 53 to extend, and the first hoop plate 60 is pushed away from the second hoop plate 61 through the push head 53, so that the first flange and the second flange are unsealed.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the fixing device for the CDA pipeline precision filter, the filter is automatically fastened and sealed through the air cylinder 5, the labor intensity and the safety risk of personnel are reduced, one-key disassembly and assembly can be realized through the control of the air cylinder 5, the working efficiency is improved, and the stability of a system is ensured.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.
Claims (10)
1. The fixing device of the CDA pipeline precision filter is characterized by comprising an encircling type fastening unit encircling the joint of a filter tube shell, wherein the encircling type fastening unit comprises a first connecting piece, a second connecting piece, a hoop type fastening piece and an air cylinder;
the hoop type fastener comprises a first hoop plate and a second hoop plate, the first hoop plate corresponds to the input ends of the first connecting piece and the second connecting piece, and the second hoop plate corresponds to the output ends of the first connecting piece and the second connecting piece; the connecting ends of the first hoop plate and the second hoop plate are hinged, and the fastening ends of the first hoop plate and the second hoop plate are connected with the cylinder;
after the hoop type fastener is abutted against the first connecting piece and the second connecting piece, the first hoop plate and the second hoop plate are tightened by closing the air cylinder so as to seal the filter tube shell.
2. The apparatus of claim 1, wherein said first connector member has a first flange and said first band has a first annular groove.
3. The apparatus of claim 2, wherein said second coupling member has a second flange and said second band has a second annular groove.
4. The CDA pipeline fine filter fixing device as claimed in claim 3, wherein the first ring groove and the second ring groove are provided with a first sealing gasket.
5. The CDA duct fine filter fixing device as claimed in claim 3, wherein the input end of the first flange and the input end of the second flange correspond to the first ring groove.
6. The CDA duct fine filter fixture of claim 5, wherein the output ends of the first flange and the second flange correspond to the second annular groove.
7. The CDA duct fine filter fixing device as claimed in claim 1, wherein the hoop type fastener further comprises a connecting hinge, one end of the connecting hinge is connected with the connecting end of the first hoop plate, and the other end of the connecting hinge is connected with the connecting end of the second hoop plate.
8. The device for fixing the precision filter of the CDA pipeline according to claim 7, wherein the rod side end cover of the cylinder is fixed with the fastening end of the second hoop plate.
9. The device for fixing the precision filter of the CDA pipeline according to claim 8, wherein the piston rod of the cylinder is fixed with the fastening end of the first hoop plate, and when the piston rod of the cylinder is extended, the first hoop plate is pushed away from the second hoop plate; and after the piston rod of the cylinder is retracted, the first hoop plate and the second hoop plate are tightened.
10. The device for fixing the CDA pipeline precision filter as claimed in claim 9, wherein the top end of the piston rod of the cylinder is provided with a pushing head, and the pushing head is fixed with the fastening end of the first hoop plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123022799.9U CN216703649U (en) | 2021-12-03 | 2021-12-03 | Fixing device of CDA pipeline precision filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123022799.9U CN216703649U (en) | 2021-12-03 | 2021-12-03 | Fixing device of CDA pipeline precision filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216703649U true CN216703649U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123022799.9U Active CN216703649U (en) | 2021-12-03 | 2021-12-03 | Fixing device of CDA pipeline precision filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216703649U (en) |
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2021
- 2021-12-03 CN CN202123022799.9U patent/CN216703649U/en active Active
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