Plate-and-frame filter press for filtering liquid

Abstract

The utility model discloses a plate-and-frame filter press for filtering liquid, which comprises a base and a filter press body arranged on the base, the length direction of the filter press body is the X-axis direction, the direction perpendicular to the X-axis direction on the horizontal plane is the Y-axis direction, and the filter press further comprises a cleaning mechanism, the cleaning mechanism comprises a sliding seat, a connecting arm mounted on the sliding seat, cleaning scrapers which are respectively connected to two end parts of the connecting arm and are respectively attached to the side surfaces of the filter press body, and a driving part which is used for driving the sliding seat to move along the X-axis direction so as to drive the cleaning scrapers to clean the side surfaces of the filter press body. Through the design of the cleaning mechanism, the filter plates on the filter press body can be clamped one by one, then the cleaning scraping plate is driven to translate, and in the moving process of the cleaning scraping plate, the filter plates can be driven to vibrate to shake off solid impurities such as mud cakes on the side surfaces of the filter plates, so that an automatic cleaning function is realized.

Description

TECHNICAL FIELD

[0001] The utility model belongs to liquid filter pressing technology field, especially relate to a filter plate and frame filter press for filtering liquid. BACKGROUND

[0002] The plate and frame filter press is a kind of equipment for separating solid and liquid, and is widely used in chemical industry, pharmacy, food industry and other industries.It is composed of filter plate and filter frame arranged alternately on support, and liquid is separated from solid by pressure.The plate and frame filter press has the advantages of large filtering driving force, high solid content in filter cake, clear filtrate, high solid recovery rate and low consumption of conditioning chemicals.Although its infrastructure investment is large and filtering capacity is low, it is still widely used in some small sewage plants due to these advantages.

[0003] The existing plate and frame filter press does not have automatic cleaning function, and after filter pressing is completed, workers need to slide and adjust filter plate one by one, and then remove solid impurities such as mud cake on the side of filter plate, which consumes a lot of labor and has low cleaning efficiency. SUMMARY

[0004] The utility model discloses a kind of filter plate and frame filter presses for filtering liquid, which can reduce the consumption of labor, and improve the cleaning efficiency of filter press body.

[0005] To achieve the above object, the utility model adopts the technical scheme that a kind of filter plate and frame filter press for filtering liquid, it includes: pedestal, the filter press body of being installed on the pedestal, the length direction of the filter press body is X axis direction, the direction perpendicular to X axis direction on horizontal plane is Y axis direction, the filter press further includes cleaning mechanism, the cleaning mechanism includes sliding seat, the connecting arm of being installed on the sliding seat, the cleaning scraper respectively connected to the both ends of the connecting arm and respectively with the side of the filter press body is attached, and for driving the sliding seat moves along X axis direction, and then drive the cleaning scraper to clean the side of the filter press body of the driving portion.

[0006] Another embodiment, the cleaning mechanism further includes lateral mounting plate, limit rod, spring, protruding piece, electromagnet respectively connected to the both ends of the connecting arm, the limit rod is slidably connected on the inner wall of the lateral mounting plate, the cleaning scraper is fixedly installed on the end of the limit rod, the spring is fixedly installed between the lateral mounting plate and the cleaning scraper, the protruding piece is fixedly installed on the side of the lateral mounting plate close to the cleaning scraper corresponding thereto, the electromagnet is fixedly installed on the inner wall of the protruding piece, and the cleaning scraper is in the attraction range of the electromagnet.

[0007] Another implementation, the cleaning mechanism also includes a rubber non-slip clamping plate fixedly connected to one side of the cleaning scraper away from the limiting rod.

[0008] Another implementation, the cleaning mechanism also includes a first mounting seat and a second mounting seat respectively mounted on the two ends of the filter press body in the X-axis direction, a guide rod fixedly mounted between the first mounting seat and the second mounting seat and parallel to each other, a lead screw rotatably connected between the first mounting seat and the second mounting seat, a nut threadedly connected with the lead screw, and a servo motor for driving the lead screw to rotate, the sliding seat being fixedly connected with the nut and sleeved on the guide rod.

[0009] Another implementation, the cleaning mechanism also includes a connecting piece, a platform plate, a support, a connecting strip, and a connecting rod, the connecting piece being fixedly mounted on the bottom of the sliding seat, the platform plate being fixedly mounted on the bottom of the connecting piece, the support being fixedly mounted on the top of the platform plate, the connecting strip being fixedly mounted on the top of the support, and the connecting rod being fixedly mounted on the bottom of the connecting strip, the bottom of the connecting rod extending to the bottom of the platform plate and being fixedly connected with the top of the connecting arm.

[0010] Another implementation, the cleaning mechanism also includes a vibration motor fixedly mounted on the top of the connecting arm.

[0011] Another implementation, the base includes a support seat, a reference table, a sliding sleeve seat, a strip-shaped seat, and a positioning bolt, the support seat being fixedly mounted on the bottom of the filter press body, the strip-shaped seat having reference tables fixedly mounted on both ends thereof, the sliding sleeve seat being fixedly mounted on the bottom of the support seat and slidably connected to the strip-shaped seat, and the positioning bolt being threadedly connected to the top of the sliding sleeve seat and capable of extending into the sliding sleeve seat and fixing the relative positions of the positioning bolt and the sliding sleeve seat.

[0012] Another implementation, the base also includes a ball rotatably embedded on the outer wall of the strip-shaped seat, the outer surface of the ball being movably connected with the inner wall of the sliding sleeve seat, and the sliding sleeve seat being locked with the top of the strip-shaped seat after the positioning bolt is tightened.

[0013] Thanks to the above technical solution, the present application has the following advantages compared with the prior art: through the design of the cleaning mechanism, the filter plates on the filter press body can be clamped one by one, then the cleaning scraper is driven to translate, in the process of movement of the cleaning scraper, the filter plates are driven to vibrate, the solid impurities such as mud cakes on the sides of the filter plates are shaken off, the function of automatic cleaning is realized, the consumption of labor can be greatly reduced, and the cleaning efficiency of the filter press body is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the structure schematic view of the cleaning mechanism of the utility model;

[0016] Figure 3 It is the structure schematic view of the sliding seat and the connecting arm of the utility model;

[0017] Figure 4 It is the structure schematic view of the lateral installation plate of the utility model;

[0018] Figure 5 It is the structure schematic view of the base of the utility model;

[0019] In the drawing: 1, filter press body; 2, cleaning mechanism; 20, drive part; 21, first mounting seat; 22, second mounting seat; 23, guide rod; 24, servo motor; 25, screw rod; 26, sliding seat; 261, connecting piece; 262, platform plate; 263, supporting piece; 264, connecting strip; 265, connecting rod; 266, vibration motor; 27, connecting arm; 28, lateral installation plate; 281, limiting rod; 282, spring; 283, cleaning scraper; 284, rubber antiskid clamping plate; 285, protruding piece; 286, electromagnet; 3, base; 31, supporting seat; 32, sliding sleeve seat; 33, positioning bolt; 34, reference table; 35, strip-shaped seat; 36, ball. Specific implementation

[0020] As Figures 1-5 Indicated, filter liquid with plate and frame filter press includes: base 3, install on base 3 on filter press body 1 and cleaning mechanism 2, the length direction of filter press body is X axis direction, in horizontal plane and X axis direction perpendicular direction is Y axis direction, cleaning mechanism 2 includes sliding seat 26, install on sliding seat 26 on connecting arm 27, respectively with the side of filter press body and the cleaning scraper 283 of fitting of connecting arm 27 both ends, and for driving sliding seat 26 along X axis direction movement and then drive cleaning scraper 283 to the side of filter press body carries out cleaning drive part 20.

[0021] Specifically, the cleaning mechanism 2 further comprises a lateral mounting plate 28, a limiting rod 281, a spring 282, a rubber anti-skid clamping plate 284, a protruding piece 285, and an electromagnet 286 connected to the two ends of the connecting arm 27, respectively. The limiting rod 281 is slidingly connected to the inner wall of the lateral mounting plate 28, the cleaning scraper 283 is fixedly installed at the end of the limiting rod 281, the spring 282 is fixedly installed between the lateral mounting plate 28 and the cleaning scraper 283, the protruding piece 285 is fixedly installed on the side of the lateral mounting plate 28 close to the corresponding cleaning scraper 283, the electromagnet 286 is fixedly installed on the inner wall of the protruding piece 285, and the cleaning scraper 283 is within the suction range of the electromagnet 286. The rubber anti-skid clamping plate 284 is fixedly connected to the side of the cleaning scraper 283 away from the limiting rod 281.

[0022] The driving part comprises a first mounting seat 21 and a second mounting seat 22 mounted on the two ends of the filter press body X-axis direction, respectively, a guide rod 23 fixedly installed between the first mounting seat 21 and the second mounting seat 22 and parallel to each other, a lead screw 25 rotationally connected between the first mounting seat 21 and the second mounting seat 22, a nut threadedly connected with the lead screw 25, a servo motor 24 for driving the lead screw 25 to rotate, and a sliding seat 26 fixedly connected with the nut and sleeved on the guide rod 23.

[0023] The cleaning mechanism 2 further comprises a connecting piece 261, a platform plate 262, a support piece 263, a connecting strip 264, a connecting rod 265, and a vibration motor 266 fixedly installed at the top of the connecting arm 27. The connecting piece 261 is fixedly installed at the bottom of the sliding seat 26, the platform plate 262 is fixedly installed at the bottom of the connecting piece 261, the support piece 263 is fixedly installed at the top of the platform plate 262, the connecting strip 264 is fixedly installed at the top of the support piece 263, the connecting rod 265 is fixedly installed at the bottom of the connecting strip 264, and the bottom of the connecting rod 265 extends to the bottom of the platform plate 262 and is fixedly connected with the top of the connecting arm 27.

[0024] The servo motor 24 is controlled to work, which drives the lead screw 25 to rotate, promotes the sliding seat 26 to slide left and right on the outer wall of the guide rod 23, and realizes the function of translating the clamped filter plate. At the same time, the vibration motor 266 is controlled to work, which drives the filter plate to vibrate through the transmission of the connecting arm 27 and the lateral mounting plate 280 as a whole, promotes the solid impurities such as mud cakes on the side of the filter plate to fall off, realizes the function of automatic cleaning, and improves the cleaning efficiency.

[0025] Through the initial elastic force of the spring 282, the movement of the cleaning scraper 283 is limited by the limiting rod 281, the side surface of the rubber anti-skid clamp plate 284 is closely attached to the side surface of the filter plate, that is, the function of clamping the filter plate is realized, the filter plate is displaced and vibrated for cleaning one by one, the solenoid 286 is controlled to generate a magnetic force to magnetically attract the cleaning scraper 283, the rubber anti-skid clamp plate 284 is moved away from the filter plate, and the position of the whole lateral mounting plate 280 is adjusted in translation.

[0026] The base 3 comprises a support seat 31, a reference table 34, a sliding sleeve seat 32, a strip-shaped seat 35, a positioning bolt 33, and a ball 36 embedded on the outer wall of the strip-shaped seat 35 and freely rotatable relative to the strip-shaped seat 35. The support seat 31 is fixedly installed at the bottom of the filter press body 1, the reference table 34 is fixed at the two ends of the strip-shaped seat 35, the sliding sleeve seat 32 is fixedly installed at the bottom of the support seat 31 and slidably connected to the strip-shaped seat 35, and the positioning bolt 33 is threadedly connected to the top of the sliding sleeve seat 32 and can extend into the sliding sleeve seat 32 to fix the relative position of the positioning bolt 33 and the sliding sleeve seat 32. The outer surface of the ball 36 is movably connected to the inner wall of the sliding sleeve seat 32, and the sliding sleeve seat 32 is locked with the top of the strip-shaped seat 35 after the positioning bolt 33 is screwed. The reference table 34 is erected in the workshop in advance, and a mud collecting groove is formed below the strip-shaped seat 35 in the workshop. After the filter pressing is completed, the positioning bolt 33 is loosened, the filter press body 1 is pushed above the mud collecting groove, and the filter plate is cleaned, so that the impurities cleaned out can directly fall into the mud collecting groove, avoiding the problem that the scattered mud can cause great trouble to the cleaning work of workers, facilitating subsequent treatment of the mud, and improving the smoothness of the sliding sleeve seat 32 on the strip-shaped seat 35 through the ball 36, and positioning the sliding sleeve seat 32 on the strip-shaped seat 35 by tightening the positioning bolt 33.

[0027] As shown in Figures 1-5 After the liquid is filtered by the filter press body 1, the side surface of the rubber anti-skid clamp plate 284 is closely attached to the side surface of the filter plate through the initial elastic force of the spring 282 to clamp the filter plate, the servo motor 24 is controlled to work to drive the lead screw 25 to rotate, the sliding seat 26 is slid on the outer wall of the guide rod 23 to displace the filter plate, the vibration motor 266 is controlled to work, the filter plate is vibrated through the transmission of the connecting arm 27 and the whole lateral mounting plate 280, the solid impurities such as mud cakes on the side surface of the filter plate are shaken off, and the function of automatic cleaning is realized.

[0028] The above examples are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. A plate and frame filter press for filtering liquid, comprising: A base, a filter press body installed on the base, the length direction of the filter press body is the X-axis direction, and the direction perpendicular to the X-axis direction on the horizontal plane is the Y-axis direction. It is characterized in that the filter press also includes a cleaning mechanism, the cleaning mechanism includes a sliding seat, a connecting arm installed on the sliding seat, cleaning scrapers respectively connected to the two end portions of the connecting arm and respectively in contact with the side surfaces of the filter press body, and a driving part for driving the sliding seat to move along the X-axis direction and thereby driving the cleaning scraper to clean the side surfaces of the filter press body.

2. The plate and frame filter press for filtering liquid according to claim 1, characterized in that: The cleaning mechanism also includes a lateral mounting plate, a limiting rod, a spring, a protrusion, and an electromagnet respectively connected to the two ends of the connecting arm. The limiting rod is slidably connected to the inner wall of the lateral mounting plate, the cleaning scraper is fixedly mounted on the end of the limiting rod, the spring is fixedly mounted between the lateral mounting plate and the cleaning scraper, the protrusion is fixedly mounted on the side of the lateral mounting plate close to the corresponding cleaning scraper, the electromagnet is fixedly mounted on the inner wall of the protrusion, and the cleaning scraper is within the attraction range of the electromagnet.

3. The plate-and-frame filter press for filtering liquid according to claim 2, characterized in that: The cleaning mechanism further comprises a rubber anti-skid clamping plate fixedly connected to a side of the cleaning scraper away from the limiting rod.

4. The plate and frame filter press for filtering liquid according to claim 1, characterized in that: The cleaning mechanism also includes a first mounting seat and a second mounting seat respectively mounted on the two end portions of the filter press body in the X-axis direction, a guide rod fixedly mounted between the first mounting seat and the second mounting seat and parallel to each other, a screw rod rotatably connected between the first mounting seat and the second mounting seat, a nut threadedly connected to the screw rod, and a servo motor for driving the screw rod to rotate, and the sliding seat is fixedly connected to the nut and sleeved on the guide rod.

5. The plate-and-frame filter press for filtering liquid according to claim 4, characterized in that: The cleaning mechanism also includes a connecting member, a platform plate, a supporting member, a connecting strip, and a connecting rod. The connecting member is fixedly mounted on the bottom of the sliding seat, the platform plate is fixedly mounted on the bottom of the connecting member, the supporting member is fixedly mounted on the top of the platform plate, the connecting strip is fixedly mounted on the top of the supporting member, the connecting rod is fixedly mounted on the bottom of the connecting strip, and the bottom of the connecting rod extends to the bottom of the platform plate and is fixedly connected to the top of the connecting arm.

6. The plate and frame filter press for filtering liquid according to claim 5, characterized in that: The cleaning mechanism further comprises a vibration motor fixedly mounted on the top of the connecting arm.

7. The plate-and-frame filter press for filtering liquid according to claim 5, characterized in that: The base includes a support seat, a reference platform, a sliding sleeve, a strip seat and a positioning bolt. The support seat is fixedly installed on the bottom of the filter press body, and the reference platforms are fixed at both ends of the strip seat. The sliding sleeve is fixedly installed on the bottom of the support seat and is slidably connected to the strip seat. The positioning bolt is threadedly connected to the top of the sliding sleeve and can extend into the sliding sleeve to fix the relative positions of the positioning bolt and the sliding sleeve.

8. The plate-and-frame filter press for filtering liquid according to claim 7, characterized in that: The base also includes a ball embedded in the outer wall of the strip seat and capable of freely rotating relative to the strip seat. The outer surface of the ball is movably connected to the inner wall of the sliding sleeve. After the positioning bolt is tightened, the sliding sleeve is locked with the top of the strip seat.

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