CN218833861U - An exhaust gas filter mechanism with adjustable flow rate - Google Patents

Abstract

The utility model discloses a but flow regulation's exhaust gas filtering mechanism, the shell bottom has the end cover through first flange connection, the end cover bottom is provided with the scum mouth, shell one side is provided with the feed inlet, the shell upper surface passes through the second flange and links to each other with the third flange, the third flange links to each other with ejection of compact interface, it is equipped with the fixed plate to press from both sides between second flange and the third flange, the fixed plate links to each other with the filter, a plurality of big sieve meshes of being listed as and a plurality of little sieve meshes of being listed as have been seted up on the filter surface, big sieve mesh and little sieve mesh interval arrangement, the filter bottom is provided with the end plate, the outside cover of filter is equipped with a sieve section of thick bamboo, a plurality of logical grooves have been seted up to a sieve section of thick bamboo, lead to the groove and cooperate with big sieve mesh and little sieve mesh, the sieve section of thick bamboo bottom support in the end plate, the utility model discloses rational in infrastructure, through changeing the handle, realize the rotation of sieve section of thick bamboo, thereby realize the control and the switching of filter flow, greatly improved the flexibility, can also realize getting rid of filter surface dirt, be convenient for carry out cleaning to the filter surface.

Description

An exhaust gas filter mechanism with adjustable flow rate

technical field

The utility model relates to the technical field of a flow-adjustable waste gas filter mechanism, in particular to a flow-adjustable waste gas filter mechanism.

Background technique

The exhaust gas filter mechanism with adjustable flow is a kind of filter that directly intercepts impurities in the exhaust gas and removes suspended solids and particulate matter in the exhaust gas. The internal filter of the traditional exhaust gas filter can only adjust the internal flow rate according to actual needs. The replacement of the filter is relatively inconvenient, and at the same time, the residual dirt at the filter mesh also needs to be disassembled for treatment, which is also time-consuming and labor-intensive. Therefore, an improved technology is urgently needed to solve the problems existing in the prior art. this problem.

Utility model content

The purpose of this utility model is to provide an exhaust gas filter mechanism with adjustable flow rate. A filter is arranged inside the shell, and several rows of large screen holes and several rows of small screen holes are arranged in a staggered manner on the surface of the filter. Rotation, so as to realize the control and switching of the filter flow, greatly improving the flexibility, while rotating the screen cylinder, it can also realize the removal and shedding of dirt on the surface of the filter, which is convenient for cleaning the surface of the filter, so as to solve the above background issues raised in technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an exhaust gas filter mechanism with adjustable flow, including a shell, an end cover, a feed port, a filter, a screen drum, and a rotating rod. The bottom end of the shell passes through the first The flange is connected with an end cover, the bottom end of the end cover is provided with a slag discharge port, one side of the shell is provided with a feed port, the upper surface of the shell is connected with the third flange through the second flange, and the first The three flanges are connected to the discharge interface, and the discharge interface communicates with the inside of the filter. A fixing plate is interposed between the second flange and the third flange, and the fixing plate is connected to the filter. The surface of the filter is provided with several rows of large sieve holes and several rows of small sieve holes, the large sieve holes and the small sieve holes are arranged at intervals, the bottom end of the filter is provided with an end plate, and the outside of the filter is provided with a sieve cylinder. The sieve cylinder is provided with several through slots, the through slots opened by the sieve cylinder match the large and small sieve holes, the bottom of the sieve cylinder is supported on the end plate, and the top of the sieve cylinder is provided with bevel teeth ring, the upper surface of the bevel gear ring is flat and supported on the lower surface of the second flange, a sealing seat is provided on the side of the housing away from the feed inlet, and one end of the rotating rod passes through the sealing seat and is located inside the housing. A bevel gear is provided at one end of the rotating rod inside the casing, and the bevel gear meshes with the bevel gear ring.

Preferably, the utility model provides a flow-adjustable waste gas filtering mechanism, wherein, the inner diameters of the sieve cylinder and the bevel ring are consistent with the outer diameter of the filter, so as to ensure the stability of the sieve cylinder.

Preferably, the utility model provides an adjustable flow exhaust gas filtering mechanism, wherein the filter includes a cylindrical shell and a filter core, the inside of the cylindrical shell is provided with a filter core, and the position of the filter core is the same as The large sieve hole matches the small sieve hole, and the impurities are filtered through the filter element.

Preferably, the utility model provides a flow-adjustable waste gas filtering mechanism, wherein the inner diameter of the large sieve hole is not larger than the width of the slot opened by the sieve cylinder, so as to ensure that when the through slot is located at the large sieve hole, it will not block the large sieve hole.

Preferably, in the waste gas filter mechanism with adjustable flow rate provided by the utility model, the distance between adjacent through-slots is greater than the inner diameter of the large screen hole, so as to ensure that the screen cylinder is located in the through-slot when the small screen hole is used. The gap between the screen and the channel cannot completely block the large screen holes.

Preferably, the utility model provides an adjustable flow exhaust gas filtering mechanism, wherein a handle is provided on the end of the rotating rod away from the bevel gear, and a limit ring is installed on the rotating rod, and the limit ring passes through the shaft The pin is connected with the rotating rod to ensure that the rotating rod does not slip.

Preferably, in the exhaust gas filtering mechanism with adjustable flow rate provided by the utility model, the upper surface of the second flange and the lower surface of the third flange are both provided with backing plates, and the upper surface of the second flange is The backing plate and the backing plate on the lower surface of the third flange are respectively connected with the lower surface and the upper surface of the fixed plate, so as to ensure the tightness of the joint with the fixed plate.

Preferably, in the exhaust gas filtering mechanism with adjustable flow rate provided by the utility model, the outer diameter of the end plate is larger than the inner diameter of the screen cylinder.

Compared with the prior art, the beneficial effects of the utility model are:

(1) There is a filter inside the shell, and the surface of the filter is staggered with several rows of large screen holes and several rows of small screen holes. By turning the handle, the rotation of the screen drum is realized, thereby realizing the control and switching of the filter flow rate, which greatly improves the efficiency of the filter. flexibility;

(2) While rotating the screen cylinder, it can also remove and fall off the dirt on the surface of the filter, which is convenient for cleaning the surface of the filter, and the structure is simple, easy to operate, and the switch can be realized by turning the handle. Removable for easy removal for internal filter replacement.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a structural schematic diagram of a sieve drum;

Figure 3 is a schematic diagram of the filter structure.

In the figure: shell 1, end cover 2, feed port 3, filter 4, cylindrical shell 401, filter element 402, screen cylinder 5, first flange 6, slag discharge port 7, second flange 8, the first Three flanges 9, discharge interface 10, fixed plate 11, large screen hole 12, small screen hole 13, end plate 14, through groove 15, bevel gear ring 16, sealing seat 17, rotating rod 18, bevel gear 19, handle 20, limit ring 21, backing plate 22.

Detailed ways

The following will clearly and completely describe the technical solution of the utility model in combination with the accompanying drawings in the utility model embodiment. Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative work belong to the protection scope of the present utility model;

It should be noted that in the description of the present utility model, it should be noted that the terms "inner", "outer", "upper", "lower", "both sides", "one end", "another end", "left The orientation or positional relationship indicated by "" and "right" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific Orientation, construction and operation in a particular orientation, therefore should not be construed as limiting the invention.

Please refer to Fig. 1-2, the utility model provides a technical solution: an exhaust gas filter mechanism with adjustable flow, including a casing 1, an end cover 2, a feed port 3, a filter 4, a screen cylinder 5, and a rotating rod 18 , the bottom end of the shell 1 is connected with the end cover 2 through the first flange 6, the bottom end of the end cover 2 is provided with a slag discharge port 7, the side of the shell 1 is provided with a feed port 3, and the upper surface of the shell 1 passes through the second flange 8 It is connected with the third flange 9, the third flange 9 is connected with the discharge interface 10, the discharge interface 10 is connected with the inside of the filter 4, and a fixing plate is interposed between the second flange 8 and the third flange 9 11. Both the upper surface of the second flange 8 and the lower surface of the third flange 9 are provided with a backing plate 22, and the backing plate 22 on the upper surface of the second flange 8 and the backing plate 22 on the lower surface of the third flange 9 are respectively fixed to the The lower surface and the upper surface of the plate 11 are connected, the fixed plate 11 is connected with the filter 4, and the surface of the filter 4 is provided with several rows of large sieve holes 12 and several rows of small sieve holes 13, and the large sieve holes 12 and the small sieve holes 13 are arranged at intervals , the bottom end of the filter 4 is provided with an end plate 14, the outside of the filter 4 is provided with a sieve cylinder 5, the inner diameter of the sieve cylinder 5 and the bevel gear ring 16 is consistent with the outer diameter of the filter 4, and the sieve cylinder 5 is provided with several through grooves 15. The inner diameter of the large screen hole 12 is not greater than the width of the opening groove 15 of the screen cylinder 5, and the distance between adjacent through grooves 15 is greater than the inner diameter of the large screen hole 12. The through groove 15 opened by the screen cylinder 5 and the large screen The hole 12 and the small screen hole 13 are matched, the bottom of the screen cylinder 5 is supported on the end plate 14, the outer diameter of the end plate 14 is larger than the inner diameter of the screen cylinder 5, and the top of the screen cylinder 5 is provided with a bevel tooth ring 16, and the bevel tooth ring 16 is The surface is flat and supported on the lower surface of the second flange 8. The housing 1 is provided with a sealing seat 17 on the side away from the feed port 3. One end of the rotating rod 18 is passed through the sealing seat 17 and is located inside the housing 1. The rotating rod 18 is located in the housing. 1. A bevel gear 19 is provided at one end of the interior, and the bevel gear 19 meshes with the bevel gear ring 16. A handle 20 is provided at the end of the rotating rod 18 away from the bevel gear 19. A limit ring 21 is also installed on the rotating rod 18. The limit ring 21 passes through the shaft pin Link to each other with rotating rod 18.

As shown in FIG. 3 , the filter 4 includes a cylindrical housing 401 and a filter core 402 . The cylindrical housing 401 is provided with a filter core 402 . The position of the filter core 402 matches the large mesh 12 and the small mesh 13 .

Installation method and principle of use: first insert the filter 4 into the casing 1 from the second flange 8, then connect the third flange 9 with the second flange 8, and clamp the fixing plate 11 on the upper surface of the filter 4 Set between the second flange 8 and the third flange 9, then set the screen cylinder 5 outside the filter 4, and then fix the end plate 14 on the bottom of the filter 4, at this time, the bevel ring 16 The upper surface is supported on the lower surface of the second flange 8, the bottom end of the screen drum 5 is supported on the end plate 14, and then the rotating rod 18 is inserted into the inside of the shell 1, the limit ring is first set on the rotating rod 18, and then the The bevel gear 19 is fixed on the end of the rotating rod 18, and the bevel gear 19 is meshed with the bevel gear ring 16, and then the limit ring is fixed on the rotating rod 18 through the shaft pin. At this time, the rotating rod 18 cannot move forward and backward, and the handle 20 Drive the bevel gear 19 to rotate through the rotating rod 18, and then drive the bevel gear ring 16 to rotate through the bevel gear 19, so as to realize the rotation of the screen cylinder 5, and finally install the end cover 2 on the bottom of the shell 1 through the first flange 6 to complete During installation and use, the feeding port 3 feeds the material, and the handle 20 is turned to realize the rotation of the screen drum 5, so that the through groove 15 of the screen drum 5 can be switched between the large screen hole 12 and the small screen hole 13, and the handle 20 The rotation angle of the sieve need not be too large, only need to realize the switching between the large sieve hole 12 and the small sieve hole 13. The utility model has a reasonable structure. The housing 1 is provided with a filter 4, and the surface of the filter 4 is staggered with several rows of large screen holes 12 and several rows of small screen holes 13. By turning the handle 20, the rotation of the screen cylinder 5 is realized, thereby realizing The control and switching of the flow rate of the filter 4 greatly improves the flexibility, and while the screen cylinder 5 is rotated, the dirt on the surface of the filter 4 can be removed and shed, which is convenient for cleaning the surface of the filter 4 . Moreover, the structure is simple and the operation is convenient, and the switch can be realized by turning the handle 20, and the end cover 2 at the bottom is detachable, which is convenient for disassembly to realize the replacement of the internal filter 4.

The parts of the utility model that are not described in detail are the known techniques of those skilled in the art.

Finally, it should be noted that the above specific embodiments are only used to illustrate the technical solutions of the utility model without limitation. Although the utility model has been described in detail with reference to the embodiments, those of ordinary skill in the art should understand that the utility model can be understood Modifications and equivalent replacements of the technical solutions without departing from the spirit and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (8)

1. The utility model provides an adjustable flow's exhaust filtering mechanism which characterized in that: comprises a shell (1), an end cover (2), a feed inlet (3), a filter (4), a sieve tube (5) and a rotating rod (18), wherein the bottom end of the shell (1) is connected with the end cover (2) through a first flange (6), the bottom end of the end cover (2) is provided with a slag discharge port (7), the feed inlet (3) is arranged on one side of the shell (1), the upper surface of the shell (1) is connected with a third flange (9) through a second flange (8), the third flange (9) is connected with a discharge port (10), the discharge port (10) is communicated with the inside of the filter (4), a fixing plate (11) is clamped between the second flange (8) and the third flange (9), the fixing plate (11) is connected with the filter (4), the surface of the filter (4) is provided with a plurality of large sieve holes (12) and a plurality of small sieve holes (13), the large sieve holes (12) and the small sieve holes (13) are arranged at intervals, the end plate (14) is arranged at the bottom end of the filter (4), the filter (4) is sleeved with the external sieve tube (5), the sieve tube (5) is provided with a plurality of through grooves (15), and the sieve holes (15) are matched with the small sieve tube (15), sieve section of thick bamboo (5) bottom is supported in end plate (14), sieve section of thick bamboo (5) top is provided with awl ring gear (16), awl ring gear (16) upper surface is the plane and supports in second flange (8) lower surface, feed inlet (3) one side is kept away from in shell (1) is provided with seal receptacle (17), bull stick (18) one end is worn to locate seal receptacle (17) and is located inside shell (1), bull stick (18) are located the inside one end of shell (1) and are provided with bevel gear (19), bevel gear (19) and awl ring gear (16) meshing.

2. A variable flowrate exhaust filter mechanism as recited in claim 1, wherein: the inner diameters of the screen drum (5) and the conical tooth ring (16) are consistent with the outer diameter of the filter (4).

3. A variable flowrate exhaust filter mechanism as recited in claim 1, wherein: the filter (4) comprises a cylindrical shell (401) and a filter element (402), wherein the filter element (402) is arranged in the cylindrical shell (401), and the position of the filter element (402) is matched with the large sieve hole (12) and the small sieve hole (13).

4. An adjustable flow exhaust gas filtering mechanism according to claim 1, further comprising: the inner diameter of the large sieve pore (12) is not more than the width of the groove (15) opened by the sieve cylinder (5).

5. An adjustable flow exhaust gas filtering mechanism according to claim 1, further comprising: the distance between the adjacent through grooves (15) is larger than the inner diameter of the large sieve holes (12).

6. An adjustable flow exhaust gas filtering mechanism according to claim 1, further comprising: a handle (20) is arranged at one end, far away from the bevel gear (19), of the rotating rod (18), a limiting ring (21) is further installed on the rotating rod (18), and the limiting ring (21) is connected with the rotating rod (18) through a shaft pin.

7. An adjustable flow exhaust gas filtering mechanism according to claim 1, further comprising: backing plates (22) are arranged on the upper surface of the second flange (8) and the lower surface of the third flange (9), and the backing plates (22) on the upper surface of the second flange (8) and the backing plates (22) on the lower surface of the third flange (9) are connected with the lower surface and the upper surface of the fixing plate (11) respectively.

8. An adjustable flow exhaust gas filtering mechanism according to claim 1, further comprising: the outer diameter of the end plate (14) is larger than the inner diameter of the screen drum (5).

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