Plate frame device of filter press

Abstract

The utility model provides a plate frame device of a filter press, and belongs to the technical field of filter presses. Comprising a mounting frame, supporting legs are vertically fixed to the bottom of the mounting frame, a mounting plate is fixed to one end of the mounting frame through bolts, a liquid inlet pipe is mounted on the mounting plate, a protruding plate is mounted at the end, away from the mounting plate, of the mounting frame, and a hydraulic rod is mounted on the outer side edge of the protruding plate; a pressing plate is mounted at the extension end of the hydraulic rod and mounted at the top of the mounting frame in a lap joint mode, and a plurality of plate frame assemblies are arranged between the mounting plate and the pressing plate. According to the utility model, after the subsequent plate frame assembly is damaged, operations such as overall disassembly and replacement of the plate frame assembly can be conveniently and quickly realized, and the situation that the subsequent work is influenced due to inconvenience in overall replacement of the plate frame assembly is avoided as much as possible.

Description

Technical Field

[0001] The utility model relates to the technical field of filter presses, in particular to a plate-frame device for a filter press. Background Art

[0002] Plate and frame filter press is a solid-liquid separation equipment, widely used in chemical, petroleum, pharmaceutical, metallurgy, light industry, food, textile, sewage treatment and other industries. Plate and frame filter press is widely used to filter coal slime or sludge, etc. During use, the plate and frame filter press needs to drive multiple filter plates to move closer and separate to achieve the switching between the filtration state and the filter cake release state.

[0003] In the existing plate and frame filter press, the filter plates are mostly directly snap-fitted and installed on the corresponding filter frame. It is not convenient to quickly replace the snap-fitted filter plates after the filter plates are damaged, which may easily cause inconvenience in replacing the entire filter plate. The filter plates cannot be replaced and repaired quickly and effectively, and cannot adapt well to different work requirements.

[0004] Therefore, the present application provides a filter press plate and frame device to meet the needs. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a plate-frame device for a filter press to solve the problem that in the existing plate-frame filter press, the filter plates thereon are mostly directly snap-fitted and installed on the corresponding filter frame, and it is not convenient to quickly replace the snap-fitted filter plates thereon after the subsequent filter plates are damaged, which easily causes the inconvenience of replacing the filter plates as a whole, and the filter plates cannot be quickly and effectively replaced and repaired, and cannot be well adapted to the problems of different work requirements.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A filter press plate frame device, comprising a mounting frame, a support leg is vertically fixed at the bottom of the mounting frame, a mounting plate is fixed to one end of the mounting frame by bolts, a liquid inlet pipe is installed on the mounting plate, a protruding plate is installed at one end of the mounting frame away from the mounting plate, a hydraulic rod is installed on the outer side of the protruding plate, a pressing plate is installed at the extended end of the hydraulic rod, the pressing plate is overlapped and installed at the top of the mounting frame, and a plurality of plate frame components are arranged between the mounting plate and the pressing plate;

[0008] The plate frame assembly includes a plate frame body, handles are symmetrically installed on both sides of the plate frame body, a positioning cavity is opened on the outer side of the plate frame body, a positioning assembly is installed in the positioning cavity, a sliding groove is horizontally opened on one side of the two adjacent mounting frames, and the positioning assembly cooperates with the sliding groove for positioning and sliding.

[0009] Optionally, the positioning assembly includes a positioning pin inserted in the positioning cavity, the positioning cavity is provided with an ejection spring to assist the positioning pin in pushing, a pull rod is slidably provided on the outer side of the plate frame body, and the pull rod is connected to the positioning pin by a connecting belt.

[0010] Optionally, a groove wheel is rotatably arranged inside the plate frame body, and the connecting belt is installed around the outer edge of the groove wheel.

[0011] Optionally, a filter press cavity is provided on the plate frame body, a filter screen is installed in the filter press cavity, a drain pipe is provided inside the filter screen, a conducting pipe for liquid to pass through is installed in the middle section of the plate frame body, and a water outlet hole is opened on the outer side of the conducting pipe.

[0012] Optionally, a plurality of water outlet holes are provided, and the plurality of water outlet holes are equidistantly arranged at the outer edge of the conducting pipe.

[0013] Optionally, a sealing cavity is formed at one end of the conducting tube, a sealing assembly is installed in the sealing cavity, and a sealing groove is formed at one end of the conducting tube away from the sealing assembly, and the sealing groove cooperates with the sealing assembly to form a seal.

[0014] Optionally, the sealing assembly includes a sealing ring slidably disposed in the sealing cavity, the sealing ring cooperates with the sealing groove to seal, and a push-out spring is installed in the sealing cavity to assist the sealing ring in pushing.

[0015] Optionally, a sealing gasket is provided at an edge of the plate frame body corresponding to the filter press chamber, and fixing bolts for assisting in fixing the sealing gasket are installed on the plate frame body.

[0016] Optionally, water outlet pipes are installed at both ends of the plate frame body, the drain pipe is connected to the water outlet pipe, a water inlet pipe is installed on the outer edge of the mounting frame, a connecting pipe is protruding from the top of the water inlet pipe, and the connecting pipe is connected to the water outlet pipe through a conduit.

[0017] Optionally, a plurality of connecting pipes are provided, and the plurality of connecting pipes are equidistantly arranged at the top of the water inlet pipe.

[0018] Compared with the prior art, the utility model has at least the following beneficial effects:

[0019] In the above scheme, by cooperating between the slide groove provided on the inner side of the mounting frame and the positioning assembly, the pull rod is pulled, and the pull rod drives the connecting belt to be pulled as a whole, and in the process of pulling the connecting belt, the positioning pin is driven to move as a whole, so that the positioning pin drives the ejection spring to be compressed, so that the positioning pin is retracted as a whole, and the plate frame assembly is overlapped and installed on the top of the mounting frame, and the pull rod is released, and the compressed ejection spring pushes the positioning pin, and pushes the positioning pin into the slide groove, so as to complete the overall positioning of the plate frame assembly, and the overall disassembly and replacement of the plate frame assembly can be conveniently and quickly realized after the plate frame assembly is damaged in the subsequent operation, and the situation that the overall replacement of the plate frame assembly is inconvenient and affects the subsequent work is avoided as much as possible;

[0020] Through the cooperation between the sealing gasket and the fixing bolts arranged on the plate frame body, and the detachable design of the sealing gasket, the sealing gasket can be quickly replaced according to different work requirements during work, and the problem of the sealing gasket being inconvenient to replace after being damaged can be avoided as much as possible.

[0021] By cooperating between the provided sealing components and the sealing grooves, the sealing component on one plate-frame component is pressed into the sealing groove on another plate-frame component during compression of the plate-frame component, thereby ensuring that the two adjacent plate-frame components can be stably snap-connected during operation and that the liquid can be stably transported. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the present invention and enable those skilled in the relevant art to make and use the present invention.

[0023] Figure 1 It is a schematic diagram of the three-dimensional structure of the plate and frame device of the filter press;

[0024] Figure 2 A schematic diagram of the three-dimensional structure of the plate and frame device of the filter press after the plate and frame components are removed;

[0025] Figure 3 It is a longitudinal cross-sectional view of the plate frame body of the filter press plate frame device corresponding to the positioning assembly;

[0026] Figure 4 It is a longitudinal cross-sectional view of the middle section of the plate frame body of the filter press plate frame device.

[0027] [Reference Signs]

[0028] 1. Mounting frame; 2. Support legs; 3. Mounting plate; 4. Pressing plate; 5. Liquid inlet pipe; 6. Protruding plate; 7. Hydraulic rod; 8. Water inlet pipe; 81. Connecting pipe; 9. Plate and frame assembly; 10. Plate and frame body; 11. Filter screen; 111. Drain pipe; 12. Sealing groove; 13. Conducting pipe; 131. Water outlet hole; 14. Sealing assembly; 141. Push-out spring; 142. Sealing ring; 15. Sealing pad; 151. Fixing bolt; 16. Positioning assembly; 161. Positioning pin; 162. Connecting belt; 163. Ejection spring; 164. Groove wheel; 165. Pull rod; 166. Slide; 17. Handle; 18. Water outlet pipe.

[0029] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION

[0030] The following is a detailed description of a filter press plate and frame device provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternatives to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0031] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0032] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0033] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.

[0034] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0035] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a filter press plate frame device, including a mounting frame 1, a support leg 2 is vertically fixed at the bottom of the mounting frame 1, a mounting plate 3 is fixed to one end of the mounting frame 1 by bolts, a protruding plate 6 is installed at the end of the mounting frame 1 away from the mounting plate 3, a hydraulic rod 7 is installed on the outer side of the protruding plate 6, a clamping plate 4 is installed at the extended end of the hydraulic rod 7, and the clamping plate 4 is overlapped and installed at the top of the mounting frame 1.

[0036] like Figure 1 and Figure 3 As shown, a plurality of plate frame assemblies 9 are arranged between the mounting plate 3 and the clamping plate 4, and the plate frame assembly 9 includes a plate frame body 10, and handles 17 are symmetrically installed on both side edges of the plate frame body 10, a positioning cavity is opened on the outer side edge of the plate frame body 10, and a positioning assembly 16 is installed in the positioning cavity, and a slide groove 166 is horizontally opened on one side edge adjacent to the two mounting frames 1, and the positioning assembly 16 cooperates with the slide groove 166 for positioning and sliding, and the positioning assembly 16 includes a positioning pin 161 inserted and installed in the positioning cavity, and an ejection spring 163 pushed by the auxiliary positioning pin 161 is arranged in the positioning cavity, and a pull rod 165 is slidably arranged on the outer side edge of the plate frame body 10, and the pull rod 165 is connected to the positioning pin 161 by a connecting belt 162.

[0037] By cooperating between the slide groove 166 provided on the inner side of the mounting frame 1 and the positioning assembly 16, the pull rod 165 is pulled, and the pull rod 165 drives the connecting belt 162 to be pulled as a whole. In the process of pulling the connecting belt 162, the positioning pin 161 is driven to move as a whole, so that the positioning pin 161 drives the ejection spring 163 to be compressed, so that the positioning pin 161 is retracted as a whole, and the plate frame assembly 9 is overlapped and installed on the top of the mounting frame 1, and the pull rod 165 is released, and the compressed ejection spring 163 pushes the positioning pin 161, and pushes the positioning pin 161 into the slide groove 166, thereby completing the overall positioning processing of the plate frame assembly 9, and the overall disassembly and replacement of the plate frame assembly 9 can be conveniently and quickly realized after the plate frame assembly 9 is damaged in the subsequent operation, and the situation that the overall replacement of the plate frame assembly 9 is inconvenient and affects the subsequent work is avoided as much as possible.

[0038] A groove wheel 164 is rotatably arranged inside the plate frame body 10, and the connecting belt 162 is installed around the outer edge of the groove wheel 164. The groove wheel 164 can ensure that the connecting belt 162 can be stably moved and adjusted, and the connecting belt 162 can be avoided from getting stuck as much as possible.

[0039] like Figure 1 , Figure 2 and Figure 4 As shown, a filter press cavity is provided on the plate frame body 10, a filter screen 11 is installed in the filter press cavity, a drain pipe 111 is provided inside the filter screen 11, a conducting pipe 13 for liquid to pass through is installed at the middle section of the plate frame body 10, a water outlet hole 131 is opened on the outer side of the conducting pipe 13, a plurality of water outlet holes 131 are provided, and the plurality of water outlet holes 131 are equidistantly arranged at the outer edge of the conducting pipe 13.

[0040] A sealing cavity is provided at one end of the conducting tube 13, and a sealing assembly 14 is installed in the sealing cavity. A sealing groove 12 is provided at the end of the conducting tube 13 away from the sealing assembly 14, and the sealing groove 12 and the sealing assembly 14 cooperate to seal. The sealing assembly 14 includes a sealing ring 142 slidably arranged in the sealing cavity, and the sealing ring 142 cooperates to seal with the sealing groove 12. An ejection spring 141 pushed by the auxiliary sealing ring 142 is installed in the sealing cavity, and a sealing gasket 15 is fitted at the edge of the plate frame body 10 corresponding to the filter press cavity, and a fixing bolt 151 for fixing the auxiliary sealing gasket 15 is installed on the plate frame body 10.

[0041] By cooperating between the sealing gasket 15 and the fixing bolts 151 arranged on the plate frame body 10, and by the detachable design of the sealing gasket 15, the sealing gasket 15 can be quickly replaced according to different work requirements during work, and the problem of the sealing gasket 15 being inconvenient to replace after being damaged can be avoided as much as possible.

[0042] By cooperating between the provided sealing components 14 and the sealing grooves 12, etc., during the compression of the plate-frame components 9, the sealing component 14 on one plate-frame component 9 is pressed into the sealing groove 12 on another plate-frame component 9, so that the two adjacent plate-frame components 9 can be stably snap-connected during operation, thereby ensuring that the liquid can be stably transported.

[0043] Water outlet pipes 18 are installed at both ends of the plate frame body 10, and the drain pipe 111 is connected to the water outlet pipe 18. A water inlet pipe 8 is installed on the outer side of the mounting frame 1, and a connecting pipe 81 is protrudingly provided at the top of the water inlet pipe 8. The connecting pipe 81 is connected to the water outlet pipe 18 through a conduit. There are several connecting pipes 81, and the several connecting pipes 81 are equidistantly arranged at the top of the water inlet pipe 8. Through the connecting pipes 81 and the water inlet pipe 8, it can be ensured that the liquid can be discharged stably during operation.

[0044] The working principle provided by the utility model is:

[0045] When the plate-frame assembly 9 needs to be installed, the pull rod 165 is pulled, and the pull rod 165 drives the connecting belt 162 to be pulled as a whole. In the process of pulling the connecting belt 162, the positioning pin 161 is driven to move as a whole, so that the positioning pin 161 drives the ejection spring 163 to be compressed, so that the positioning pin 161 is retracted as a whole, and the plate-frame assembly 9 is overlapped and installed on the top of the mounting frame 1, and the pull rod 165 is released, and the compressed ejection spring 163 pushes the positioning pin 161, and pushes the positioning pin 161 into the slide groove 166, thereby completing the overall positioning processing of the plate-frame assembly 9, and connecting the water outlet pipe 18 with the connecting pipe 81 through the conduit.

[0046] During operation, the hydraulic rod 7 drives the clamping plate 4 to move as a whole, and in the process of the movement of the clamping plate 4, the plate-frame assembly 9 is compressed, so that several plate-frame assemblies 9 are stably pressed between the mounting plate 3 and the clamping plate 4. In the process of compression of the plate-frame assembly 9, the sealing assembly 14 on one plate-frame assembly 9 is pressed into the sealing groove 12 on the other plate-frame assembly 9, thereby completing the overall sealing between the two plate-frame assemblies 9.

[0047] During operation, the liquid enters the conducting pipe 13 through the liquid inlet pipe 5, and the liquid enters the filter press chamber through the water outlet hole 131. The impurities in the liquid are filtered by the filter mesh 11, and the filtered liquid enters the drain pipe 111, and enters the connecting pipe 81 through the water outlet pipe 18, and enters the water inlet pipe 8 for discharge.

[0048] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0049] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A filter press plate and frame device, characterized in that: It comprises a mounting frame, a leg is vertically fixed at the bottom of the mounting frame, a mounting plate is fixed to one end of the mounting frame by bolts, a liquid inlet pipe is installed on the mounting plate, a protruding plate is installed at one end of the mounting frame away from the mounting plate, a hydraulic rod is installed on the outer side of the protruding plate, a pressing plate is installed at the extended end of the hydraulic rod, the pressing plate is overlapped and installed at the top of the mounting frame, and a plurality of plate frame components are arranged between the mounting plate and the pressing plate; The plate frame assembly includes a plate frame body, handles are symmetrically installed on both sides of the plate frame body, a positioning cavity is opened on the outer side of the plate frame body, a positioning assembly is installed in the positioning cavity, a sliding groove is horizontally opened on one side of the two adjacent mounting frames, and the positioning assembly cooperates with the sliding groove for positioning and sliding.

2. The filter press plate and frame device according to claim 1, characterized in that: The positioning assembly includes a positioning pin inserted in the positioning cavity, an ejection spring is arranged in the positioning cavity to assist the positioning pin in pushing, a pull rod is slidably arranged on the outer side of the plate frame body, and the pull rod is connected to the positioning pin by a connecting belt.

3. The filter press plate and frame device according to claim 2, characterized in that: A groove wheel is rotatably arranged inside the plate frame body, and the connecting belt is installed around the outer edge of the groove wheel.

4. The filter press plate and frame device according to claim 1, characterized in that: The plate frame body is provided with a filter press cavity, a filter screen is installed in the filter press cavity, a drain pipe is arranged inside the filter screen, a conducting pipe for liquid to pass through is installed in the middle section of the plate frame body, and a water outlet hole is opened on the outer side of the conducting pipe.

5. The filter press plate and frame device according to claim 4, characterized in that: A plurality of water outlet holes are provided, and the plurality of water outlet holes are equidistantly arranged at the outer edge of the conducting pipe.

6. The filter press plate and frame device according to claim 4, characterized in that: A sealing cavity is provided at one end of the conducting tube, a sealing assembly is installed in the sealing cavity, and a sealing groove is provided at one end of the conducting tube away from the sealing assembly, and the sealing groove cooperates with the sealing assembly to seal.

7. The filter press plate and frame device according to claim 6, characterized in that: The sealing assembly comprises a sealing ring which is slidably arranged in the sealing cavity, the sealing ring cooperates with the sealing groove for sealing, and a push-out spring which assists the sealing ring in pushing is installed in the sealing cavity.

8. The filter press plate and frame device according to claim 1, characterized in that: A sealing gasket is fitted on the edge of the plate frame body corresponding to the filter press chamber, and fixing bolts for assisting the fixing of the sealing gasket are installed on the plate frame body.

9. The filter press plate and frame device according to claim 4, characterized in that: Water outlet pipes are installed at both ends of the plate frame body, the drain pipe is connected to the water outlet pipe, a water inlet pipe is installed on the outer side of the mounting frame, a connecting pipe is protruding from the top of the water inlet pipe, and the connecting pipe is connected to the water outlet pipe through a conduit.

10. The filter press plate and frame device according to claim 9, characterized in that: A plurality of the connecting pipes are provided, and the connecting pipes are equidistantly arranged at the top of the water inlet pipe.

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