CN218485251U

CN218485251U - Filter plate structure for filter press

Info

Publication number: CN218485251U
Application number: CN202021173328.0U
Authority: CN
Inventors: 李学伟; 张全刚; 张昭
Original assignee: Hengshui Haihong Environmental Protection Equipment Manufacturing Co ltd
Current assignee: Hengshui Haihong Environmental Protection Equipment Manufacturing Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2023-02-17
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a filter plate structure that filter press used belongs to filter equipment technical field, the filter plate structure includes the filter plate, and fix the handle that the filter plate upper end left and right sides is used for being connected with the girder of pressure filter, the handle includes the connecting plate with filter plate fixed connection, one end is connected with the connecting plate middle part and the other end forms the locating plate on spacing edge to the kickdown, spacing edge and the cavity between the connecting plate are the chamber that holds of girder, the lateral wall that holds the chamber all forms sliding fit with the girder, the lower extreme outside on spacing edge is fixed with the connecting rod that is used for the expansion end of suit arm-tie hydro-cylinder, the one end that spacing edge was kept away from to the connecting rod is provided with the anticreep head, be detachable connection between anticreep head and the connecting rod. When increasing the arm-tie hydro-cylinder, on the connecting rod of handle is adorned to the direct expansion end with the arm-tie hydro-cylinder, then with the anticreep head with the connecting rod fixed together can, simple structure, easy dismounting is swift, labour saving and time saving.

Description

Filter plate structure for filter press

Technical Field

The utility model belongs to the technical field of filter equipment, relate to the filter plate structure, especially the filter plate structure that the filter press used.

Background

The filter press is a device which is widely used in the industries of chemical industry, petroleum industry, mineral separation, pharmacy, food and the like to realize solid phase and liquid phase separation, and the filter plate is an essential part on the filter press. The existing filter press is generally that a thrust plate is arranged at the front/rear end of a frame, a hold-down plate is arranged at the rear/front end of the frame, a tightening oil cylinder is connected at the center of the hold-down plate, a group of filter plates are arranged between the thrust plate and the hold-down plate, the filter plates are connected with a main beam of the frame through handles arranged at the left and right sides of the filter plates, the filter plates and the filter plates, and the filter plates and the hold-down plate at the last/front end of the filter plates are connected through connecting pieces, in the working process of the filter press, the tightening oil cylinder pushes the hold-down plate to enable the filter plates and the thrust plate to be tightly connected, after the filter press is completed, the filter plates and the filter plates are separated under the pulling action of the tightening oil cylinder and the connecting pieces, and then the filter plates and the thrust plate are tightly separated, so that the solid phase and the liquid phase are separated through the reciprocating motion.

During the reciprocating movement of the filter plate, the handles fixed on the left and right sides of the upper end of the filter plate directly contact with the main beam of the filter press, and become main parts for bearing and moving. Because the center department of present pressure filter generally is connected with a tight hydro-cylinder in top at the pressure strip, so the handle only need with the girder form sliding fit can, but when needs increase the arm-tie hydro-cylinder to be connected the arm-tie hydro-cylinder with the filter plate, need increase new mounting, waste time and energy, can not satisfy the user demand better. In addition, the connecting pieces used for connecting the filter plate and the compression plate at the last/front end generally adopt hinges, and the hinges have high noise in the working process and are easy to be wound together, thereby influencing the production efficiency.

Disclosure of Invention

The utility model discloses an overcome prior art's defect, designed the filter plate structure that the filter press was used, when needs increase the arm-tie hydro-cylinder, directly with the expansion end suit of arm-tie hydro-cylinder to the connecting rod of handle on, then with the anticreep fixed together can head and connecting rod, simple structure, easy dismounting is swift, labour saving and time saving.

The utility model adopts the following specific technical proposal: the filter plate structure that the filter press was used, including the filter plate and fix the handle that the filter plate upper end left and right sides and be used for being connected with the girder of filter press, the key lies in: the handle include with filter plate fixed connection's connecting plate, one end and connecting plate middle part be connected and the other end downward bending form the locating plate that becomes spacing edge, spacing edge and the connecting plate between the cavity be the chamber that holds of girder, the lateral wall that holds the chamber all forms sliding fit with the girder, the lower extreme outside on spacing edge is fixed with the connecting rod that is used for the expansion end of suit arm-tie hydro-cylinder, the one end that spacing edge was kept away from to the connecting rod is provided with the anticreep head, be detachable connection between anticreep head and the connecting rod.

The filter plate structure further comprises a connecting piece used for connecting two adjacent filter plates, the connecting piece is a pulling plate, the pulling plate comprises a plate body, and a slide way and a positioning hole which are formed in the plate body, the positioning hole is located at the front end/rear end of the plate body, one end of the slide way is located at the rear end/front end of the plate body, the other end of the slide way inclines downwards, and the front end and the rear end of the pulling plate are respectively sleeved on the connecting rods of the two adjacent filter plates through the slide way and the positioning hole.

The connecting plate is fixedly connected with the filter plate by self-tapping screws.

The connecting plate, the positioning plate and the limiting edge are of an integrally formed structure.

The end part of the connecting rod is provided with an external thread, the anti-falling handle head is provided with an internal thread, and the anti-falling handle head is in threaded connection with the connecting rod.

The filter plate comprises a frame and a core plate arranged inside the frame, wherein filter cavities are formed between two sides of the core plate and the frame, a liquid outlet channel used for communicating the filter cavities and the outside is formed in the bottom of the frame, and a feed hole used for communicating the filter cavities on two sides of the core plate is formed in the center of the core plate.

A ball valve water nozzle communicated with the liquid outlet channel is arranged outside the lower end of the frame.

The ball valve water nozzle is in threaded connection with the liquid outlet channel.

And top platforms fixedly connected with the frames are arranged on two sides of the core plate, the top platforms are in contact with the core plate, and cavities between adjacent top platforms are filter cavities.

The beneficial effects of the utility model are that: when needs increase the arm-tie hydro-cylinder, on the connecting rod of handle is arrived in the direct expansion end suit with the arm-tie hydro-cylinder, then with the anticreep fixed together of head and connecting rod, neither influence being connected between handle and the girder, can fix the arm-tie hydro-cylinder again fast spacing along with the anticreep between the head, simple structure, easy dismounting is swift, labour saving and time saving.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is a side view of the filter plate of the present invention.

Fig. 4 is a schematic structural view of the middle pulling plate of the present invention.

Fig. 5 is a schematic view of a connection structure between the middle pulling plate and two adjacent filter plates of the present invention.

Fig. 6 is a schematic structural diagram of the middle filter plate of the present invention.

Fig. 7 is a schematic structural diagram of the filter plate of the present invention during filter pressing.

In the attached drawings, 1 represents a filter plate, 1-1 represents a frame, 1-2 represents a core plate, 1-3 represents a filter cavity, 1-4 represents a feed hole, 1-5 represents a top platform, 1-6 represents a liquid outlet channel, 2 represents a handle, 2-1 represents a connecting plate, 2-2 represents a limiting edge, 2-3 represents a positioning plate, 2-4 represents a connecting rod, 2-5 represents an anti-falling handle head, 3 represents a pull plate, 3-1 represents a plate body, 3-2 represents a slide way, 3-3 represents a positioning hole, 4 represents a self-tapping screw, and 5 represents a ball valve water nozzle.

Detailed Description

The present invention will be described in detail with reference to the following drawings and specific embodiments:

in a specific embodiment, as shown in fig. 1 to 7, the filter plate structure for a filter press comprises a filter plate 1 and handles 2 fixed on the left and right sides of the upper end of the filter plate 1 and used for being connected with a main beam of the filter press, wherein each handle 2 comprises a connecting plate 2-1 fixedly connected with the filter plate 1, a positioning plate 2-3 with one end connected with the middle of the connecting plate 2-1 and the other end bent downwards to form a limiting edge 2-2, and the connecting plate 2-1 is fixedly connected with the filter plate 1 by a self-tapping screw 4, so that the connection is firm and reliable, the disassembly and assembly are convenient and rapid, and the time and labor are saved. The cavity between the limiting edge 2-2 and the connecting plate 2-1 is a containing cavity of the main beam, the side wall of the containing cavity is in sliding fit with the main beam, a connecting rod 2-4 used for sleeving the movable end of the pull plate oil cylinder is fixed on the outer side of the lower end of the limiting edge 2-2, one end, away from the limiting edge 2-2, of the connecting rod 2-4 is provided with an anti-falling handle head 2-5, and the anti-falling handle head 2-5 is detachably connected with the connecting rod 2-4. The connecting plate 2-1, the positioning plate 2-3 and the limiting edge 2-2 are of an integrally formed structure, so that the overall strength is higher, and the firmness is better. The pull plate 3 is used for replacing the hinge, the noise is low, the hinge winding condition can be effectively avoided, and the production efficiency can be improved.

The filter plate structure also comprises a connecting piece for connecting two adjacent filter plates 1, the connecting piece in the utility model is a pulling plate 3, the pulling plate 3 comprises a plate body 3-1, a slide way 3-2 and a positioning hole 3-3 which are arranged on the plate body 3-1, the positioning hole 3-3 is arranged at the front/rear end of the plate body 3-1, one end of the slide way 3-2 is arranged at the rear/front end of the plate body 3-1, the other end of the slide way 3-2 is inclined downwards, as shown in figure 4, the length direction of the slide way 3-2 is arranged along the front and rear direction, the rear end of the slide way 3-2 is inclined downwards, the front and rear ends of the pulling plate 3 are respectively sleeved on the connecting rods 2-4 of two adjacent filter plates 1 by the slide way 3-2 and the positioning hole 3-3, as shown in figure 5, the filter plate comprises a front filter plate 1 and a rear filter plate 1, the front end of a pull plate 3 is sleeved on a connecting rod 2-4 positioned in front through a slide way 3-2, the rear end of the pull plate 3 is sleeved on a connecting rod 2-4 positioned in rear through a positioning hole 3-3, when the distance between the two filter plates 1 is the largest, the connecting rod 2-4 in front just slides to the foremost end of the slide way 3-2, at the moment, as shown in figure 5, when the distance between the two filter plates 1 is reduced, the connecting rod 2-4 in front slides backwards along the slide way 3-2, so that the front end of the pull plate 3 rotates upwards by taking the connecting rod 2-4 in rear as a center, and when the two filter plates 1 are in close contact, the connecting rod 2-4 in front just slides to the rearmost end of the slide way 3-2. The adjacent filter plates 1 are connected by the pulling plate 3, so that the filter plates 1 are more stable and reliable when sliding.

The connection between the anti-drop head 2-5 and the connecting rod 2-4 can be made in many ways, for example, a pin hole is formed on the side wall of the anti-drop head 2-5, a tightening pin shaft is arranged in the pin hole and is in threaded connection with the pin hole, and the tightening pin shaft is tightly contacted with the connecting rod 2-4, so that the anti-drop head 2-5 and the connecting rod 2-4 are fixed together. Or an external thread is arranged at the end part of the connecting rod 2-4, an internal thread is arranged on the anti-falling handle head 2-5, and the anti-falling handle head 2-5 is in threaded connection with the connecting rod 2-4. The utility model discloses a second kind, firm in connection is reliable, and easy dismounting is swift, labour saving and time saving.

As shown in figure 6, the filter plate 1 comprises a frame 1-1 and a core plate 1-2 arranged inside the frame 1-1, a cavity between two sides of the core plate 1-2 and the frame 1-1 forms a filter cavity 1-3, a liquid outlet channel 1-6 for communicating the filter cavity 1-3 with the outside is arranged at the bottom of the frame 1-1, and a feed hole 1-4 for communicating the filter cavities 1-3 at two sides is arranged at the center of the core plate 1-2. The filter cavities 1-3 of two adjacent filter plates 1 are communicated by means of the feed inlets 1-4, and all the filter cavities 1-3 work simultaneously, so that the working efficiency can be improved.

A ball valve water nozzle 5 communicated with the liquid outlet channel 1-6 is arranged outside the lower end of the frame 1-1. When filtrate needs to be discharged, the ball valve water nozzle 5 is opened and closed when the filtrate does not need to be discharged, and the automatic filter is simple in structure, convenient and fast to operate, time-saving and labor-saving. The ball valve water nozzle 5 is in threaded connection with the liquid outlet channel 1-6, so that the connection is firm and reliable, the disassembly and the assembly are convenient and rapid, and the time and the labor are saved.

The two sides of the core plate 1-2 are provided with top platforms 1-5 fixedly connected with the frame 1-1, the top platforms 1-5 are in contact with the core plate 1-3, and a cavity between every two adjacent top platforms 1-5 is a filter cavity 1-3 for preventing the core plate 1-2 from being damaged due to overlarge pressure bearing in a filter pressing stage.

During filter pressing, as shown in fig. 7, adjacent filter plates 1 are in close contact, the filter cavities 1-3 of two adjacent filter plates 1 are communicated, materials enter the filter cavities 1-3 through the feed inlets 1-4, as shown by solid arrows in fig. 6, the filter cavities 1-3 of all the filter plates work simultaneously, and the working efficiency is high. The materials in the filter cavity 1-3 are filtered and trapped in the filter cavity 1-3 to form filter cakes, the filter cakes are discharged to the outside when unloading is carried out, filtrate is discharged to an external liquid tank of the filter cavity through the liquid outlet channel 1-6 and the ball valve water nozzles 5, and in order to discharge the filtrate in the liquid outlet channel 1-6 in time, all the ball valve water nozzles 5 on the two sides can be selected to be opened or only one of the ball valve water nozzles is opened according to actual needs, so that the use requirements can be better met.

The utility model discloses when specifically using, every filter plate 1 is put on the girder and forms sliding fit with the girder with the help of the chamber that holds between spacing edge 2-2 and the connecting plate 2-1, connect through arm-tie 3 between the adjacent filter plate 1, as shown in fig. 5, when the arm-tie hydro-cylinder needs to be connected, directly with the expansion end suit of arm-tie hydro-cylinder to the connecting rod 2-4 of handle 2 on and make it be located the arm-tie 3 outside, then with anticreep handle head 2-5 with connecting rod 2-4 fixed together can, neither influence being connected between handle 2 and the girder, can fix the arm-tie hydro-cylinder between spacing edge 2-2 and anticreep handle head 2-5 fast again, need not increase new mounting, moreover, the steam generator is simple in structure, and convenient and fast dismounting, time saving and labor saving.

Claims

1. The filter plate structure that the filter press was used, including filter plate (1) and fix in filter plate (1) upper end left and right sides and be used for handle (2) be connected with the girder of filter press, its characterized in that: the handle (2) comprises a connecting plate (2-1) fixedly connected with the filter plate (1), a positioning plate (2-3) with one end connected with the middle of the connecting plate (2-1) and the other end bent downwards to form a limiting edge (2-2), a cavity between the limiting edge (2-2) and the connecting plate (2-1) is a containing cavity of the main beam, the side wall of the containing cavity is in sliding fit with the main beam, a connecting rod (2-4) used for sleeving the movable end of the pull plate oil cylinder is fixed on the outer side of the lower end of the limiting edge (2-2), one end, away from the limiting edge (2-2), of the connecting rod (2-4) is provided with an anti-falling handle head (2-5), and the anti-falling handle head (2-5) is detachably connected with the connecting rod (2-4).

2. The filter plate structure for a filter press according to claim 1, wherein: the filter plate structure further comprises a connecting piece used for connecting two adjacent filter plates (1), the connecting piece is a pulling plate (3), the pulling plate (3) comprises a plate body (3-1), and a slide way (3-2) and a positioning hole (3-3) which are formed in the plate body (3-1), the positioning hole (3-3) is located at the front end/rear end of the plate body (3-1), one end of the slide way (3-2) is located at the rear end/front end of the plate body (3-1), the other end of the slide way (3-2) inclines downwards, and the front end and the rear end of the pulling plate (3) are respectively sleeved on the connecting rod (2-4) of the two adjacent filter plates (1) through the slide way (3-2) and the positioning hole (3-3).

3. The filter plate structure for a filter press according to claim 1, wherein: the connecting plate (2-1) is fixedly connected with the filter plate (1) by self-tapping screws (4).

4. The filter plate structure for a filter press according to claim 1, wherein: the connecting plate (2-1), the positioning plate (2-3) and the limiting edge (2-2) are of an integrated structure.

5. The filter plate structure for a filter press according to claim 1, wherein: the end part of the connecting rod (2-4) is provided with an external thread, the anti-drop handle head (2-5) is provided with an internal thread, and the anti-drop handle head (2-5) is in threaded connection with the connecting rod (2-4).

6. The filter plate structure for a filter press according to claim 1, wherein: the filter plate (1) comprises a frame (1-1) and a core plate (1-2) arranged inside the frame (1-1), wherein a cavity between two sides of the core plate (1-2) and the frame (1-1) forms a filter cavity (1-3), a liquid outlet channel (1-6) used for communicating the filter cavity (1-3) with the outside is formed at the bottom of the frame (1-1), and a feed hole (1-4) used for communicating the filter cavity (1-3) at two sides of the core plate (1-2) is formed in the center of the core plate (1-2).

7. The filter plate structure for a filter press according to claim 6, wherein: a ball valve water nozzle (5) communicated with the liquid outlet channel (1-6) is arranged outside the lower end of the frame (1-1).

8. The filter plate structure for a filter press according to claim 7, wherein: the ball valve water nozzle (5) is in threaded connection with the liquid outlet channel (1-6).

9. The filter plate structure for a filter press according to claim 6, wherein: two sides of the core plate (1-2) are provided with top platforms (1-5) fixedly connected with the frame (1-1), the top platforms (1-5) are in contact with the core plate, and a cavity between every two adjacent top platforms (1-5) is a filter cavity (1-3).