Filtering device for fermentation continuous sterilization equipment

Abstract

The utility model discloses a filtering device for fermentation continuous sterilization equipment, which belongs to the technical field of liquid filtering equipment and comprises more than two filters and a cleaning mechanism used for cleaning filter elements, inlets of the filters are connected with a feeding pipeline in parallel, outlets of the filters are connected with a discharging pipeline in parallel, and the cleaning mechanism is used for cleaning the filter elements. The filter comprises a shell and a detachable filter element, and valves are arranged at an inlet and an outlet of the filter. The more than two filters are connected in parallel between the feeding pipeline and the treatment pipeline, and the filter elements in the filters are used for filtering feed liquid, so that online operation of at least one filter can be ensured, the other filters are standby, the feed liquid can be continuously filtered, normal operation of fermentation equipment is ensured, and the production efficiency and the production quality are further improved; when the online filter is blocked, the standby filter is replaced in time, the blocked filter element is taken out, cleaned by the cleaning mechanism and then put into the filter for later use, so that the standby filter is put into operation at any time, and the shutdown risk of fermentation equipment is further reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to liquid filtering equipment technical field especially relates to a filter device for fermentation and continuous sterilization equipment. BACKGROUND

[0002] The fermentation and continuous sterilization equipment is mainly applied to fermentation industry, is used for realizing the continuous stable delivery of fermentation liquid, thereby guaranteeing the normal operation of fermentation tank.

[0003] Therefore, it is urgent to develop a filter device suitable for the fermentation and continuous sterilization equipment, which can quickly replace filter element, avoid the phenomenon of production delay caused by machine stoppage under the premise of guaranteeing filtering effect. UTILITY MODEL CONTENT

[0004] The utility model discloses a filter device for fermentation and continuous sterilization equipment, which aims to solve the technical problem that the impurities in the feed liquid block the continuous sterilization pump, causing the fermentation equipment to abnormally stop and affecting the production efficiency and quality.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of:

[0006] A filter device for fermentation and continuous sterilization equipment includes two or more filters and a cleaning mechanism for cleaning filter elements, the inlets of the two or more filters are connected in parallel with the feed pipe, the outlets of the filters are connected in parallel with the discharge pipe, the filter includes a shell and a detachable filter element, and the inlet and outlet of the filter are provided with valves.

[0007] Preferably, the filter element can be fixed in the shell through a detachable locking structure, the locking structure is arranged at the open end of the shell, the other end of the shell is provided with a feed inlet penetrating the inner cavity of the filter element, the sidewall of the shell is provided with a discharge outlet, and the feed inlet and the discharge outlet are arranged close to the two ends of the shell respectively; the filter element is a cylindrical filter screen with one end blocked and one end open, the open end of the filter element is arranged at one end of the feed inlet of the shell, and the blocked end of the filter element is adjacent to the locking structure.

[0008] Preferably, the locking structure comprises a clamp, a gasket, a baffle plate and a ring-shaped sealing gasket, the clamp is a split structure composed of two or more arc segments, adjacent arc segments are connected by a pin shaft, and the opening end of the clamp is connected and fixed by a locking bolt; the cross section of the arc segment is C-shaped, and the gasket, the baffle plate, the sealing gasket, the eaves of the filter core blocking end and the eaves of the open end of the shell are sequentially arranged in the C-shaped groove of the arc segment from outside to inside, and the sealing gasket is sleeved on the inside of the root eaves of the filter core blocking end.

[0009] Preferably, the cleaning mechanism comprises a cleaning column and a protective cover, the protective cover is a pipe body with a blocked upper end and an open lower end, the inner cavity of the protective cover can accommodate the filter core and the cleaning column, the cleaning column is a pipe body with a blocked upper end and an open lower end, the side wall of the cleaning column is provided with a plurality of water outlets, the cleaning column can be inserted into the inner cavity of the filter core for flushing impurities on the inner wall of the filter core; the open end of the protective cover is provided with a positioning structure for fixing the filter core, the bottom of the protective cover is provided with a supporting table, and the supporting table is provided with a pressing structure for fixing the protective cover; the lower end of the cleaning column is connected with the water inlet pipe and connected with the supporting table through a plurality of radially arranged supporting rods, and gaps are arranged between adjacent supporting rods for the flow of cleaning liquid; the water inlet pipe is provided with a valve.

[0010] Preferably, the positioning structure comprises a plurality of supporting blocks arranged along the inner wall of the protective cover and a top plate, the supporting blocks are fixed to the inner wall of the protective cover, one end of the top plate is rotatably connected with the supporting blocks, and the other end of the top plate abuts against the eaves of the open end of the filter core through a connecting bolt.

[0011] Preferably, the pressing structure comprises a plurality of pressing plates, and the pressing plates are arranged on the supporting table in a spaced manner, one end of the pressing plate is rotatably connected with the supporting table, and the other end of the pressing plate can abut against the eaves of the protective cover through a pressing bolt to fix the protective cover on the supporting table.

[0012] Preferably, the middle part of the inside of the blocking end of the protective cover is provided with a center, and the middle part of the outside of the blocking end of the filter core is provided with a center hole matched with the center.

[0013] Preferably, the outlet of the water inlet pipe is connected with the cleaning column through a rotary joint.

[0014] Preferably, the water outlets on the side wall of the cleaning column are arranged obliquely downward along the tangent of the outer wall.

[0015] Preferably, the bottom of the protective cover is provided with a water collecting tank, the bottom of the water collecting tank is provided with a sewage pipe, and the supporting table is arranged around the water collecting tank.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] The device filters the material liquid by installing two or more filters in parallel on the feeding pipeline, filtering the material liquid by the filter element inside the filter, and converging the filtered material liquid to the discharging pipeline, at least one filter is in operation and the rest is standby; when the filter in operation is blocked, the standby filter is replaced in time, and the blocked filter element is taken out and cleaned by the cleaning mechanism and then loaded into the filter for standby, the filter element is cleaned in time by the cleaning mechanism, the waiting time for cleaning the filter element is reduced, the standby filter is ensured to be put into operation at any time, and the shutdown risk of the fermentation equipment is further reduced. Two or more filters are adopted to continuously filter the material liquid, the damage probability of the continuous pump is reduced, the stability of the material liquid flow is ensured, the normal operation of the fermentation equipment is ensured, and the production efficiency and production quality are improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application and explain the present application together with the embodiments of the present application, and do not constitute a limitation on the present application.

[0019] In the drawings:

[0020] Figure 1 An application state diagram of the filter in the fermentation continuous pumping equipment filtering device provided by the embodiments of the present application;

[0021] Figure 2 For Figure 1 A view in the direction of A in the above-mentioned embodiment of the present application;

[0022] Figure 3 A structural schematic diagram of the filter in the above-mentioned embodiment of the present application;

[0023] Figure 4 A structural schematic diagram of the clip in the above-mentioned embodiment of the present application;

[0024] Figure 5 A structural schematic diagram of the locking structure in the above-mentioned embodiment of the present application;

[0025] Figure 6 A structural schematic diagram of the cleaning mechanism in the above-mentioned embodiment of the present application;

[0026] In the drawings: 1-filter; 2-filter element; 3-feeding pipeline; 4-discharging pipeline; 5-housing; 6-valve; 7-clip, 70-arc segment, 71-pivot, 72-locking bolt; 8-gasket; 9-plug; 10-sealing gasket; 11-cleaning column; 12-protective cover; 13-water outlet; 14-supporting table; 15-water inlet pipe; 16-supporting rod; 17-supporting block; 18-top plate; 19-connecting bolt; 20-pressing plate; 21-pressing bolt; 22-center; 23-rotary joint; 24-water collecting tank; 25-sewage pipe. DETAILED DESCRIPTION

[0027] In order to make the technical problems to be solved by the present application, technical solutions and beneficial effects more clearly, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application. In the following detailed description of the present application, some specific details are described in detail. However, those skilled in the art can also fully understand the present application without the detailed description.

[0028] In addition, those skilled in the art should understand that the provided drawings are only for the purpose of illustrating the purposes, features and advantages of the present application, and the drawings are not actually drawn according to the proportion.

[0029] At the same time, unless the context clearly requires otherwise, the "includes", "comprises", and similar words in the entire specification and claims should be interpreted as inclusive meaning rather than exclusive or exhaustive meaning; that is, as "including but not limited to".

[0030] As Figure 1 , Figure 2 and Figure 3 The utility model discloses a filter device for fermentation and continuous evaporation equipment, including two or more than two filters 1 and the cleaning mechanism for cleaning filter core 2, two or more than two filter 1 import all with feed pipe 3 parallel connection, filter 1's export all with discharge pipe 4 parallel connection, filter 1 includes casing 5 and detachable filter core 2, filter 1's import and export all are equipped with valve 6. The filter in this embodiment is two, one is used and one is reserved, and the filter running on line can intercept impurities such as plastic bag fragments in the feed liquid. The arrow in the figure indicates the flow direction of the feed liquid, Figure 1 The filter can be installed horizontally. A pressure gauge can also be installed at the import and export of the filter. When the filter is blocked, the pressure difference between the front and back increases, so the standby filter needs to be replaced in time, and the blocked filter core is taken out and cleaned by the cleaning mechanism, and then put into the casing for standby. This scheme completely eliminates the phenomenon of blocking the pump by impurities during the continuous evaporation feeding process, solves the problem of overload operation of the continuous evaporation pump, and solves the problems of pump damage, maintenance and labor occupation. The flow of the filtered feed liquid is stable, which completely eliminates the abnormal shutdown accident of the equipment, improves the production efficiency, and reduces the damage rate of the continuous evaporation equipment.

[0031] In the specific embodiments of the present application, as Figure 3As shown, the filter element 2 can be fixed inside the housing 5 by a detachable locking structure. The locking structure is located at the open end of the housing 5. The other end of the housing 5 has a feed inlet that communicates with the inner cavity of the filter element 2. The side wall of the housing 5 has a discharge outlet, with the feed inlet and discharge outlet located near both ends of the housing 5, respectively. The filter element 2 is a cylindrical filter screen with one end sealed and the other open. The open end of the filter element 2 is located at the feed inlet end of the housing 5, and the sealed end of the filter element 2 is adjacent to the locking structure. The filter element is made of stainless steel, and its side wall is covered with mesh to intercept impurities in the liquid. It is also easy to clean using a cleaning mechanism. The filtered liquid has a stable flow rate, reducing the chance of pump damage and overload operation, and ensuring the normal operation of subsequent fermentation and sterilization equipment.

[0032] As a preferred structure, such as Figure 4 , 5 As shown, the locking structure includes a clip 7, a gasket 8, a blocking plate 9, and an annular sealing gasket 10. The clip 7 is a split structure composed of two or more arc-shaped segments 70, with adjacent arc-shaped segments 70 rotatably connected by a pin 71. The open end of the clip 7 is fixed by a locking bolt 72. The cross-section of the arc-shaped segment 70 is C-shaped. The gasket 8, blocking plate 9, sealing gasket 10, the eaves of the sealing end of the filter element 2, and the edge of the open end of the housing 5 are sequentially arranged from the outside to the inside within the C-shaped groove of the arc-shaped segment 70. The sealing gasket 10 is fitted inside the root eaves of the sealing end of the filter element 2. The gasket and sealing gasket can be made of rubber; a sealing ring can also be embedded in the eaves end face of the open end of the filter element. Using the above-described locking structure, the filter element can be fixed inside the housing, while the gasket and sealing gasket achieve a seal for the filter.

[0033] In specific embodiments of this utility model, such as Figure 6As shown, the cleaning mechanism comprises a cleaning column 11 and a protective cover 12, the protective cover 12 is a pipe body with a closed upper end and an open lower end, the inner cavity of the protective cover 12 can accommodate the filter core 2 and the cleaning column 11, the cleaning column 11 is a pipe body with a closed upper end and an open lower end, the side wall of the cleaning column 11 is covered with water outlets 13, the cleaning column 11 can be inserted into the inner cavity of the filter core 2 for flushing impurities on the inner wall of the filter core 2; the open end of the protective cover 12 is provided with a positioning structure for fixing the filter core 2, the bottom of the protective cover 12 is provided with a plurality of support tables 14 arranged at intervals in the circumferential direction, and the support tables 14 are provided with a pressing structure for fixing the protective cover 12; the lower end of the cleaning column 11 is connected with a water inlet pipe 15 and connected with the support tables 14 through a plurality of radially arranged supporting rods 16, and gaps are arranged between adjacent supporting rods 16 for the flow of cleaning liquid; the water inlet pipe 15 is provided with a valve. Wherein, the positioning structure comprises a plurality of supporting blocks 17 arranged along the inner wall of the protective cover 12 and a top plate 18, the supporting blocks 17 are fixed on the inner wall of the protective cover 12, one end of the top plate 18 is rotatably connected with the supporting blocks 17, and the other end of the top plate 18 abuts against the eaves of the open end of the filter core 2 through a connecting bolt 19; the pressing structure comprises a plurality of pressing plates 20 arranged at intervals on the support tables 14, one end of the pressing plate 20 is rotatably connected with the support table 14, and the other end of the pressing plate 20 can abut against the eaves of the protective cover 12 through a pressing bolt 21 to fix the protective cover 12 on the support table 14. The arrows in the figure represent the direction of water flow during cleaning. By using the above cleaning mechanism, the filter core can be cleaned in time, and the standby filter can be put into operation in time; at the same time, it is not necessary to invest too many standby filter cores, and the production cost is reduced.

[0034] The process of cleaning the filter core by using the above cleaning mechanism is as follows:

[0035] The protective cover is taken down, the top plate is turned to one side, the filter core to be cleaned is put into the protective cover, and then the top plate is turned to the outside of the eaves of the filter core, and the filter core is fixed in the protective cover by using the connecting bolt; then the protective cover with the filter core is sleeved on the outside of the cleaning column, and the protective cover is placed on the support table, and the pressing plate and the pressing bolt are rotated to fix the protective cover on the support table. Open the valve on the water inlet pipe, and high-pressure water flow can be shot out of the water outlets of the cleaning column to high-pressure flush the inner wall of the filter core, and the impurities will flow down along the inner wall of the filter core to achieve the purpose of cleaning the filter core.

[0036] In the specific embodiment of the utility model, as shown in Figure 6 The middle part of the inside of the closed end of the protective cover 12 is provided with a center hole matched with the center hole of the middle part of the outside of the closed end of the filter core 2. The yaw of the center hole and the center hole can quickly position the filter core in the protective cover, and the positioning structure can avoid displacement of the filter core during fixing the filter core.

[0037] In particular, the outlet of the water inlet pipe 15 is connected with the cleaning column 11 through a rotary joint 23, and the rotary joint can make the cleaning column rotate under the action of high-pressure water flow, the water flow shot by the rotating cleaning column has a certain arc, and the water flow can further wash the impurities on the inner wall of the filter core from different angles, thereby improving the cleaning effect of the filter core. At the same time, the water inlet pipe 15 can adopt a high-pressure resistant hose, and the installation position thereof can be conveniently adjusted.

[0038] In particular, the water outlet holes 13 on the side wall of the cleaning column 11 are arranged obliquely downward along the tangent of the outer wall. The water flow can be impacted downward by adopting the design, and the impurities can be washed down from the inner wall of the filter core.

[0039] Further optimization of the above scheme, the lower part of the protective cover 12 is provided with a water collecting groove 24, the bottom of the water collecting groove 24 is provided with a sewage pipe 25, and a plurality of supporting tables 14 are arranged around the water collecting groove 24. At the same time, a detachable soft curtain can be installed around the outlet of the protective cover, the soft curtain extends below the opening of the water collecting groove, avoids the splashing of the flowing sewage, and ensures the cleanliness of the working environment. The sewage flowing out during the cleaning process flows downward along the inner wall of the filter core and the protective cover into the water collecting groove, and is finally discharged to the sewage treatment equipment through the sewage pipe, and is further recycled and treated.

[0040] In summary, the utility model has the advantages of simple and compact structure, reasonable design, good filtering effect, at least one filter is in online operation, can continuously filter the material liquid, when the online filter is blocked, the standby filter is replaced in time, the blocked filter core is taken out and cleaned quickly by the cleaning mechanism, and then is loaded into the shell for standby, and the maintenance is very convenient. The scheme can prevent the phenomenon that the impurities block the pump during the continuous feeding process, solves the problems of pump damage replacement and maintenance occupation of labor and equipment abnormal shutdown, the material liquid flow after filtering is stable, the stability of the material liquid flow is ensured, the normal operation of the fermentation continuous feeding equipment is ensured, and the production efficiency and production quality are improved.

[0041] Finally, it should be noted that: the above only for preferred embodiment of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, still can modify the technical scheme recorded in the foregoing embodiments, or equivalent replacement of part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model claim.

Claims

1. A filter device for a fermentation and condensation apparatus, characterized by: The filter includes two or more filters and a cleaning mechanism for cleaning the filter core, the inlets of the two or more filters are connected in parallel with the feed pipe, the outlets of the filters are connected in parallel with the discharge pipe, the filter includes a shell and a detachable filter core, and the inlet and outlet of the filter are provided with valves.

2. A filter device for a fermentation and distillation apparatus according to claim 1, characterized in that: The filter core can be fixed in the shell through a detachable locking structure, the locking structure is arranged at the open end of the shell, a middle part of the other end of the shell is provided with a feed port penetrating the inner cavity of the filter core, a discharge port is arranged on the side wall of the shell, and the feed port and the discharge port are arranged close to the two ends of the shell respectively; the filter core is a cylindrical filter screen with one end blocked and one end opened, the open end of the filter core is arranged at one end of the feed port of the shell, and the blocked end of the filter core is adjacent to the locking structure.

3. A filter device for a fermentation and distillation apparatus according to claim 2, characterized in that: The locking structure includes a clamp, a gasket, a blocking plate and an annular sealing gasket, the clamp is a split structure composed of two or more arc segments, adjacent arc segments are connected through pin shaft rotation, and the open end of the clamp is connected and fixed through a locking bolt; the cross section of the arc segment is C-shaped, the gasket, the blocking plate, the sealing gasket, the eaves of the blocked end of the filter core and the eaves of the open end of the shell are arranged in the C-shaped groove of the arc segment from outside to inside, and the sealing gasket is sleeved on the inside of the root eaves of the blocked end of the filter core.

4. A filter device for a fermentation and degassing apparatus according to any one of claims 1 to 3, characterized in that: The cleaning mechanism includes a cleaning column and a protective cover, the protective cover is a pipe body with one end blocked and the other end open, the inner cavity of the protective cover can accommodate the filter core and the cleaning column, the cleaning column is a pipe body with one end blocked and the other end open, the side wall of the cleaning column is full of water outlets, the cleaning column can be inserted into the inner cavity of the filter core for flushing impurities on the inner wall of the filter core; the open end of the protective cover is provided with a positioning structure for fixing the filter core, the bottom of the protective cover is provided with a supporting table, and the supporting table is provided with a pressing structure for fixing the protective cover; the lower end of the cleaning column is connected with a water inlet pipe and connected with the supporting table through a plurality of radially arranged supporting rods, and gaps for the flow of cleaning liquid are arranged between adjacent supporting rods; the water inlet pipe is provided with a valve.

5. A filter device for a fermentation and degassing apparatus according to claim 4, characterized in that: The positioning structure includes a plurality of supporting blocks arranged along the inner wall of the protective cover and a top plate, the supporting blocks are fixed on the inner wall of the protective cover, one end of the top plate is rotationally connected with the supporting blocks, and the other end of the top plate is abutted with the eaves of the open end of the filter core through a connecting bolt.

6. A filter device for a fermentation and distillation apparatus according to claim 4, characterized in that: The pressing structure includes a plurality of pressing plates, which are arranged on the supporting table at intervals, one end of the pressing plate is rotationally connected with the supporting table, and the other end of the pressing plate can be abutted with the eaves of the protective cover through a pressing bolt to fix the protective cover on the supporting table.

7. The filtering device for a fermentation and distillation apparatus according to claim 4, characterized in that: The inside middle part of the blocked end of the protective cover is provided with a center, and the outside middle part of the blocked end of the filter core is provided with a center hole matched with the center.

8. The filtering device for a fermentation and distillation apparatus according to claim 4, characterized in that: The outlet of the water inlet pipe is connected with the cleaning column through a rotary joint.

9. The filtering device for a fermentation and distillation apparatus according to claim 4, characterized in that: The water outlets on the side wall of the cleaning column are arranged obliquely downward along the tangent of the outer wall.

10. The filtering device for a fermentation and distillation apparatus according to claim 4, characterized in that: The bottom of the water collecting tank is provided with a sewage pipe, and the supporting table is arranged around the water collecting tank.

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