Filtering mechanism for exhaust valve

Abstract

The utility model relates to the technical field of exhaust valve filtering, and discloses a filtering mechanism for an exhaust valve, which comprises an exhaust valve bottom frame, a mounting rack fixedly mounted outside the exhaust valve bottom frame, an air inlet adjusting mechanism arranged at the bottom of the exhaust valve bottom frame, a protective plate arranged outside the exhaust valve bottom frame and a protective plate arranged inside the exhaust valve bottom frame. An adjusting and filtering mechanism is arranged in the exhaust valve bottom frame, and an exhaust valve body is arranged at the top of the exhaust valve bottom frame. By arranging the adjusting and filtering mechanism, the filtering effect can be achieved, the filter screen can be shaken to shake off dust and other impurities attached during filtering, exhaust is prevented from being affected, the filter screen can be rapidly mounted and dismounted, deeper cleaning is achieved, and by arranging the air inlet adjusting mechanism, according to the actual treatment condition of the exhaust valve body, the air inlet adjusting mechanism can be adjusted according to the actual treatment condition of the exhaust valve body. And the flow of gas entering the exhaust valve bottom frame is dynamically adjusted, and the problem that the follow-up treatment effect becomes poor due to the fact that the gas exhaust amount is too large is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to exhaust valve filtering technical field, concretely is a kind of filter mechanism for exhaust valve. BACKGROUND

[0002] Exhaust valve includes valve body and the valve cap detachably connected with valve body, to ensure the exhaust effect of gas, the impurities contained in gas need to be filtered, so a filter mechanism for exhaust valve is often used.

[0003] According to the exhaust valve with filter mechanism (grant announcement number: CN208670191U) disclosed by patent network, the technical scheme points are that installation table is arranged in valve body, filter mechanism is detachably connected on installation table, filter mechanism includes first filter screen, second filter screen, first fixing ring for fixing first filter screen and being arranged on the side of first filter screen and second fixing ring for fixing second filter screen and being arranged on the side of second filter screen, first filter screen and second filter screen are coated with activated carbon layer, bolt is fixed on installation table and sequentially penetrates first fixing ring and second fixing ring, the utility model is suitable for exhaust valve technical field.

[0004] For the above description, the applicant believes that there are the following problems:

[0005] The utility model in the use process, although can be filtered to the dust and other impurities contained in gas through the filter mechanism set, ensure exhaust efficiency, but in actual application, the air inlet diameter of the device is relatively fixed, it is difficult to adjust the gas flow according to actual working condition, the problem that exhaust valve is prone to the problem that gas treatment effect is not timely, and exhaust work is difficult to carry out, and since the filter screen is attached with more dust and other impurities outside along with the continuous filtration work, the through rate of gas is affected, and the exhaust work is disturbed, therefore, we urgently need to improve a filter mechanism for exhaust valve to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model is to provide a filter mechanism for exhaust valve, to solve the problems raised in the above background.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A filter mechanism for exhaust valve, including exhaust valve bottom frame, the outside fixed mounting of exhaust valve bottom frame is installed with mounting bracket, the bottom of exhaust valve bottom frame is provided with air inlet adjusting mechanism, the outside of exhaust valve bottom frame is provided with fender, the inside of exhaust valve bottom frame is provided with fender, the inside of exhaust valve bottom frame is provided with adjusting filter mechanism, the top of exhaust valve bottom frame is provided with exhaust valve main part.

[0008] The adjusting filter mechanism comprises a shaking assembly and a replacement assembly, and the shaking assembly is arranged outside the replacement assembly.

[0009] Preferably, the shaking assembly comprises a mounting plate fixedly installed inside the exhaust valve bottom frame, a connecting column arranged inside the mounting plate, an impeller fixedly installed at the bottom of the connecting column, a connecting disc fixedly installed at the top of the connecting column, a first magnet fixedly installed at the top of the connecting disc, a connecting frame fixedly installed at the top of the mounting plate, a first mounting frame slidingly installed inside the connecting frame, a filter screen arranged inside the first mounting frame, a second magnet fixedly installed at the bottom of the filter screen, a first spring arranged outside the connecting frame, and a limiting ring fixedly installed outside the connecting frame, so as to realize the filtering effect and shake the filter screen to shake off the dust and impurities attached during filtering.

[0010] Preferably, the first magnet and the second magnet have the same magnetism on opposite surfaces, and the first spring is arranged between the first mounting frame and the connecting frame, so as to make the first mounting frame reciprocate up and down to move the filter screen.

[0011] Preferably, the replacement assembly comprises a fixing frame fixedly installed at the bottom of the first mounting frame, a connecting shaft fixedly installed inside the fixing frame, an adjusting plate rotatably installed outside the connecting shaft, and a pressing bolt rotatably installed at the bottom of the first mounting frame, and a handle fixedly installed at the bottom of the pressing bolt, so as to quickly disassemble and clean the filter screen when needed.

[0012] Preferably, a connecting groove is formed in the corresponding position of the adjusting plate and the handle, and the adjusting plate abuts against the filter screen, so as to dynamically lock the position of the filter screen.

[0013] Preferably, the air intake adjusting mechanism comprises a second mounting frame fixedly installed at the bottom of the exhaust valve bottom frame, a limiting frame fixedly installed inside the second mounting frame, an adjusting block slidingly installed inside the limiting frame, an annular plate fixedly installed at the bottom of the limiting frame, a guide plate rotatably installed inside the annular plate, a ratchet disc fixedly installed outside the guide plate, a poking column fixedly installed at the bottom of the guide plate, a mounting top disc fixedly installed at the bottom of the annular plate, a mounting column fixedly installed at the bottom of the mounting top disc, a pawl rotatably installed outside the mounting column, and a torsion spring arranged inside the pawl, so as to facilitate dynamic adjustment of the air intake.

[0014] Preferably, a guide groove is formed in the corresponding position of the guide plate and the adjusting block, and an arc-shaped groove is formed in the corresponding position of the mounting top disc and the poking column, so that the pawl is in contact with the ratchet disc, the position of the guide plate is locked after adjustment, and the position of the adjusting block is prevented from changing at will.

[0015] Compared with the prior art, the exhaust valve filtering mechanism has the following advantages

[0016] Beneficial effects:

[0017] 1. The exhaust valve filtering mechanism can realize filtering effect and make the filter screen vibrate to shake off dust and impurities attached during filtering, avoid affecting exhaust, and realize quick installation and dismounting of the filter screen, realize deeper cleaning, and further guarantee the exhaust efficiency of the device.

[0018] 2. The exhaust valve filtering mechanism can dynamically adjust the gas flow entering the inside of the exhaust valve bottom frame according to the processing condition of the actual exhaust valve body, avoid excessive gas discharge, and solve the problem of poor subsequent processing effect. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor under the premise of the drawings:

[0020] Figure 1 It is an appearance structure schematic diagram of the present application;

[0021] Figure 2 It is an appearance structure schematic diagram of the adjusting filtering mechanism of the present application;

[0022] Figure 3The utility model discloses a shaking assembly disassembled structure schematic view.

[0023] Figure 4 The utility model discloses a replacement assembly disassembled structure schematic view.

[0024] Figure 5 The utility model discloses an air intake adjusting mechanism disassembled structure schematic view.

[0025] In the drawing: 1, exhaust valve bottom frame;2, mounting frame;3, air intake adjusting mechanism;31, second mounting frame;32, limit frame;33, adjusting block;34, annular plate;35, guide plate;36, ratchet wheel disc;37, push column;38, installation top disc;39, mounting column;310, pawl;311, torsional spring;4, protection plate;5, adjusting filter mechanism;51, shaking assembly;511, mounting plate;512, connecting column;513, impeller;514, connecting disc;515, first magnet;516, connecting frame;517, first mounting frame;518, filter screen;519, second magnet;5110, first spring;5111, limit ring;52, replacement assembly;521, fixed frame;522, connecting shaft;523, adjusting plate;524, pressure bolt;525, handle;6, exhaust valve main part. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the utility model.

[0027] In the utility model, unless another explicit provision and limitation, the terms "mounting", "connecting", "connecting", "fixing" and other terms should be understood broadly, for example, can be fixed connection, can be detachable connection, or integral;Can be mechanical connection, can be electrical connection;Can be directly connected, can be indirectly connected through the intermediate medium, can be the communication of two elements or the interaction of two elements. For ordinary skilled in the art, the above-mentioned terms in the utility model can be understood according to the specific meaning of the specific circumstances.

[0028] Embodiment one:

[0029] Please refer to Figures 1-4The utility model provides a kind of technical scheme: a filter mechanism for exhaust valve, including exhaust valve bottom frame 1, installation frame 2 is fixedly installed outside exhaust valve bottom frame 1, air intake adjusting mechanism 3 is provided at the bottom of exhaust valve bottom frame 1, protective plate 4 is provided outside exhaust valve bottom frame 1, protective plate 4 is provided inside exhaust valve bottom frame 1, adjusting filter mechanism 5 is provided inside exhaust valve bottom frame 1, exhaust valve main body 6 is provided at the top of exhaust valve bottom frame 1.

[0030] Adjusting filter mechanism 5 includes shaking component 51 and replacement component 52, and shaking component 51 is arranged outside replacement component 52.

[0031] Further, shaking component 51 includes mounting plate 511, which is fixedly installed inside exhaust valve bottom frame 1, and connecting column 512 is arranged inside mounting plate 511, and impeller 513 is fixedly installed at the bottom of connecting column 512, connecting disc 514 is fixedly installed at the top of connecting column 512, first magnet 515 is fixedly installed at the top of connecting disc 514, connecting frame 516 is fixedly installed at the top of mounting plate 511, first installation frame 517 is slidingly installed inside connecting frame 516, filter screen 518 is arranged inside first installation frame 517, second magnet 519 is fixedly installed at the bottom of filter screen 518, first spring 5110 is arranged outside connecting frame 516, and limiting ring 5111 is fixedly installed outside connecting frame 516, so as to realize filtering effect, and filter screen 518 can be shaken to shake off dust and impurities attached during filtering.

[0032] Further, the opposite faces of first magnet 515 and second magnet 519 are magnetically identical, first spring 5110 is arranged between first installation frame 517 and connecting frame 516, so as to make first installation frame 517 reciprocate up and down, and filter screen 518 moves accordingly.

[0033] Further, replacement component 52 includes fixed frame 521, which is fixedly installed at the bottom of first installation frame 517, connecting shaft 522 is fixedly installed inside fixed frame 521, adjusting plate 523 is rotatably installed outside connecting shaft 522, abutting bolt 524 is rotatably installed at the bottom of first installation frame 517, and handle 525 is fixedly installed at the bottom of abutting bolt 524, so as to quickly disassemble and clean filter screen 518 when it needs to be cleaned.

[0034] Further, connecting groove is formed in the corresponding position of adjusting plate 523 and handle 525, and adjusting plate 523 abuts against filter screen 518, so as to dynamically lock the position of filter screen 518.

[0035] Embodiment two:

[0036] Please refer to Figure 5And combined with example one, further get, the intake adjusting mechanism 3 includes the second installation frame 31, the second installation frame 31 is fixedly installed on the exhaust valve bottom frame 1 bottom, the second installation frame 31 interior fixedly installed with the limit frame 32, the limit frame 32 interior slidingly installed with the adjusting block 33, the limit frame 32 bottom fixedly installed with the annular plate 34, the annular plate 34 interior rotationally installed with the guide plate 35, the guide plate 35 exterior fixedly installed with the ratchet disc 36, the guide plate 35 bottom fixedly installed with the push column 37, the annular plate 34 bottom fixedly installed with the installation top disc 38, the installation top disc 38 bottom fixedly installed with the installation column 39, the installation column 39 exterior rotationally installed with the pawl 310, the pawl 310 interior is provided with the torsion spring 311, facilitate the dynamic adjustment of the intake air quantity.

[0037] Further, the guide plate 35 interior and the adjusting block 33 corresponding position are set with guide slot, the installation top disc 38 and the push column 37 corresponding position are set with arc slot, the pawl 310 and the ratchet disc 36 contact, facilitate after adjusting, the position of guide plate 35 is locked, avoid the position of adjusting block 33 changes at will.

[0038] In actual operation, when the device is used, when exhaust is needed, the gas flow entering the exhaust valve bottom frame 1 can be dynamically adjusted according to the processing of the actual exhaust valve body 6, the driving column 37 can be rotated to rotate the guide plate 35, so that the adjusting block 33 slides along the direction of the guide groove in it, and then under the limiting action of the limiting frame 32, the adjusting block 33 arranged can be centered or moved outward, so as to change the caliber to adjust the flow, when the caliber reaches the required, the driving column 37 can be stopped rotating, under the action of the torsional spring 311, the ratchet pawl 310 arranged can be in contact with the ratchet disc 36, so as to lock the position of the guide plate 35, avoid the caliber change randomly during the air intake process, then the gas flow can make the impeller 513 arranged rotate, so as to make the connecting column 512 rotate, and then make the connecting disc 514 rotate, when the first magnet 515 is opposite to the second magnet 519, because the opposite faces of the two are the same magnetic, so that the first mounting frame 517 is away from the connecting disc 514, when the opposite is lost, under the action of the first spring 5110, the first mounting frame 517 can be restored to the initial position, under the limiting of the limiting ring 5111, the phenomenon that the filter screen 518 shakes too much can be avoided, the relative and non-relative of the first magnet 515 and the second magnet 519 are repeated, so as to realize the up and down movement of the first mounting frame 517, so that the filter screen 518 arranged shakes, avoid the dust and other impurities in the filtered gas adhere to the surface of the filter screen 518, cause the phenomenon that the exhaust is not smooth, when the filter screen 518 needs to be disassembled and cleaned, the protective plate 4 can be opened, then the handle 525 is rotated, so that the handle 525 is parallel to the connecting groove of the adjusting plate 523, the position of the adjusting plate 523 is locked, then the adjusting plate 523 is rotated, so that the adjusting plate 523 loses the abutment with the filter screen 518, then the filter screen 518 can be pulled out and cleaned

[0039] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. A filtering mechanism for exhaust valve comprising an exhaust valve base frame (1) characterized in that: The exhaust valve bottom frame (1) is externally fixedly installed with a mounting rack (2), the exhaust valve bottom frame (1) is provided with an air inlet adjusting mechanism (3) at the bottom, the exhaust valve bottom frame (1) is externally provided with a protective plate (4), the exhaust valve bottom frame (1) is internally provided with a protective plate (4), the exhaust valve bottom frame (1) is internally provided with an adjusting filtering mechanism (5), and the exhaust valve bottom frame (1) is provided with an exhaust valve body (6) at the top. The adjusting filtering mechanism (5) comprises a shaking assembly (51) and a replacement assembly (52), and the shaking assembly (51) is arranged outside the replacement assembly (52).

2. The filtering mechanism for exhaust valve according to claim 1, characterized in that: The shaking assembly (51) comprises a mounting plate (511) fixedly installed inside the exhaust valve bottom frame (1), a connecting column (512) arranged inside the mounting plate (511), an impeller (513) fixedly installed at the bottom of the connecting column (512), a connecting disc (514) fixedly installed at the top of the connecting column (512), a first magnet (515) fixedly installed at the top of the connecting disc (514), a connecting rack (516) fixedly installed at the top of the mounting plate (511), a first mounting frame (517) slidingly installed inside the connecting rack (516), a filter screen (518) arranged inside the first mounting frame (517), a second magnet (519) fixedly installed at the bottom of the filter screen (518), a first spring (5110) arranged outside the connecting rack (516), and a limiting ring (5111) fixedly installed outside the connecting rack (516).

3. The filtering mechanism for exhaust valve according to claim 2, characterized in that: The first magnet (515) and the second magnet (519) are the same in magnetic property on opposite surfaces, and the first spring (5110) is arranged between the first mounting frame (517) and the connecting rack (516).

4. The filtering mechanism for exhaust valve according to claim 1, characterized in that: The replacement assembly (52) comprises a fixing rack (521) fixedly installed at the bottom of the first mounting frame (517), a connecting shaft (522) fixedly installed inside the fixing rack (521), an adjusting plate (523) rotatably installed outside the connecting shaft (522), a pressing bolt (524) rotatably installed at the bottom of the first mounting frame (517), and a handle (525) fixedly installed at the bottom of the pressing bolt (524).

5. The filtering mechanism for exhaust valve according to claim 4, characterized in that: The adjusting plate (523) is provided with a connecting groove at a position corresponding to the handle (525), and the adjusting plate (523) abuts against the filter screen (518).

6. The filtering mechanism for exhaust valve according to claim 1, characterized in that: The air intake adjusting mechanism (3) comprises a second mounting frame (31), which is fixedly installed at the bottom of the exhaust valve bottom frame (1), a limiting frame (32) is fixedly installed inside the second mounting frame (31), an adjusting block (33) is slidingly installed inside the limiting frame (32), an annular plate (34) is fixedly installed at the bottom of the limiting frame (32), a guide plate (35) is rotatably installed inside the annular plate (34), a ratchet disc (36) is fixedly installed outside the guide plate (35), a poking column (37) is fixedly installed at the bottom of the guide plate (35), a mounting top disc (38) is fixedly installed at the bottom of the annular plate (34), a mounting column (39) is fixedly installed at the bottom of the mounting top disc (38), a pawl (310) is rotatably installed outside the mounting column (39), and a torsion spring (311) is arranged inside the pawl (310).

7. The filtering mechanism for exhaust valve according to claim 6, characterized in that: A guide groove is formed in the corresponding position of the guide plate (35) and the adjusting block (33), an arc-shaped groove is formed in the corresponding position of the mounting top disc (38) and the poking column (37), and the pawl (310) is in contact with the ratchet disc (36).

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