Filter pressing device

Abstract

The utility model discloses a filter hold-down device which comprises a bottom plate, a hold-down mechanism is arranged on the bottom plate, the hold-down mechanism comprises a supporting frame, a hydraulic cylinder, a pressing block, a base, an air cylinder and a clamping plate, the supporting frame is installed on the bottom plate, the hydraulic cylinder is installed on the supporting frame, an installation mechanism is arranged between the pressing block and the telescopic end of the hydraulic cylinder, and the air cylinder is installed on the installation mechanism. The installation mechanism comprises an insertion rod, an installation sleeve, a clamping block, clamping grooves, a movable sleeve, a lock sleeve, a slope surface, an abutting block, a positioning rod, a positioning hole and a limiting mechanism, the insertion rod is installed at the top end of the pressing block, the multiple sets of clamping grooves are distributed in the outer wall of the insertion rod, and the installation mechanism adopts the rapid connection design of the insertion rod and the installation sleeve; accurate positioning is achieved through cooperation of the polygonal positioning rod and the positioning hole, the locking mechanism of the clamping block and the clamping groove is matched, the installation stability of the pressing block is ensured, the defect that traditional bolt connection and disassembly are tedious is overcome through the innovative design, rapid installation and disassembly of the pressing block are achieved, and the replacement efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial production technical field more particularly, it relates to a filter compression device. BACKGROUND

[0002] In the industrial production and filter equipment maintenance process, often need to change different model pressure head according to the specification and process requirement of different filter, to adapt to different compression needs and filtering accuracy, however, the filter compression device currently used mostly adopts the traditional bolt connection or fixed thread connection mode, and the operator needs to use tools to repeatedly disassemble when changing the pressure head, not only consumes a lot of time and manpower, but also is easy to cause equipment damage or compression not in place due to improper operation, affects production efficiency and filtering quality;

[0003] With the popularization of automatic production line and the upgrading of filtering process, the operation convenience and reliability of compression device are put forward higher requirements, especially in the occasion needing to frequently change different specification filter, the defect of traditional connection mode is more prominent, and the maintenance personnel need to carry various specification tools when changing the pressure head, and also need to repeatedly debug compression strength, which not only increases the work load, but also prolongs the equipment downtime, at the same time, the frequent disassembly process is easy to cause the wear and deformation of connecting parts, affects the compression accuracy and service life, and even may cause security risks due to improper fixation. CONTENT OF THE UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the problems in the prior art, the utility model provides a filter compression device to solve the technical problem that the filter compression device currently used mostly adopts the traditional bolt connection or fixed thread connection mode, and the operator needs to use tools to repeatedly disassemble when changing the pressure head.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides following technical scheme: a filter compression device, including bottom plate, the bottom plate is provided with compression mechanism, the compression mechanism includes support frame, hydraulic cylinder, compression block, base, air cylinder and clamping plate, support frame is installed on the bottom plate, hydraulic cylinder is installed on the support frame, the installation mechanism is arranged between the compression block and the telescopic end of hydraulic cylinder, the base is set up on the bottom plate, the air cylinder is installed on the bottom plate, the clamping plate is installed in the telescopic end of air cylinder, the installation mechanism includes plug rod, installation sleeve, block, slot, movable sleeve, lock sleeve, slope, abutment block, positioning rod, positioning hole and limiting mechanism, the plug rod is installed in the top end of compression block, the slot is provided with multiple groups of distribution in the outer wall of plug rod, the movable sleeve is connected in the outer wall of installation sleeve, the lock sleeve is installed in the bottom end of movable sleeve and is in abutment with multiple groups of block, the slope is set up in the outer wall of movable sleeve, the abutment block is installed in the outside of multiple groups of block, the positioning rod is set up in the installation sleeve, and the positioning hole is set up in the plug rod and is inserted with the positioning rod.

[0008] The utility model further sets up, the inside installation of clamping plate is equipped with side plate, the side plate is provided with two groups, and the inside of clamping plate is formed into symmetrical clamping structure by the setting of two groups of side plates, when the clamping plate is removed by air cylinder drive, two groups of side plates can apply even clamping force to filter simultaneously, ensure the stability of filter in horizontal direction, prevent the deviation in compression process.

[0009] The utility model further sets up, and the bottom of multiple groups of block is all provided with arc and is engaged with multiple groups of slot, and the bottom of arc block design increases the contact area of slot, guarantees the smoothness of engagement process simultaneously, when the block is embedded in the slot, can form more stable locking effect, reduces the abrasion and prolongs the service life.

[0010] The utility model further sets up, and the inside of lock sleeve is provided with slope and is in abutment with the bottom surface of multiple groups of block, and the slope design of lock sleeve inside can convert axial force into radial pressure, makes the block more closely embedded in the slot, and this wedge locking mechanism provides reliable fixing force, and also facilitates the smooth separation of block when unlocking.

[0011] The utility model further sets up, and the inside of multiple groups of block is equipped with tension spring, and the top of multiple groups of tension spring is fixedly connected installation sleeve respectively, and the setting of tension spring provides the continuous inward tension of block, ensures that the block always keeps close contact with the slot, and this elastic connection mode not only improves the reliability of locking, but also can automatically compensate the gap in use.

[0012] The utility model further sets up, and the positioning rod and positioning hole are all provided with polygon and are matched, and the design of polygon prevents the rotation of positioning rod in positioning hole, and this anti-rotation structure ensures that the installation direction of compression block always remains correct, improves the accuracy and reliability of installation.

[0013] The utility model further sets up, the limit mechanism includes limit block, reset spring, limit slot, pressure spring and limit cover, limit block sets up multiple groups of sliding on the movable cover, reset spring is installed on multiple limit block top and is connected with movable cover outer wall, limit slot sets up multiple groups of distribution in the mounting cover outer wall, pressure spring sets up multiple groups of installation in fixed cover top end, limit cover is installed in multiple pressure spring bottom end, this multiple elastic limit structure cooperates through reset spring and pressure spring, ensures that limit block can reliably embed limit slot, also convenient for relieving limit through pushing limit cover.

[0014] The utility model further sets up, the mounting cover outer wall is equipped with the guide strip, the guide strip sets up multiple groups and all is connected with limit cover sliding, multiple guide strips are set up as limit cover movement provides accurate direction, prevents limit cover from happening deviation or being stuck in the sliding process, improves the operation reliability and service life of limit mechanism.

[0015] (Three) beneficial effect

[0016] Compared with the prior art, the utility model provides a filter compression device, has the following beneficial effects:

[0017] 1, the compression mechanism passes through setting up support frame and hydraulic cylinder on the bottom plate, cooperation base and the clamping plate assembly of air cylinder drive, realized the compression mode of two -way fixed, wherein air cylinder drive clamping plate cooperation two groups of side plate carries out the clamping of horizontal direction, and hydraulic cylinder realizes the compression of vertical direction through the pressure block, this double fixed mode not only solved the problem of unstable filter of prior art, can effectively prevent filter from happening displacement or deformation in the compression process, significantly improved the compression accuracy and reliability.

[0018] 2, the installation mechanism adopts the quick -witted connection design of plug -in rod and installation cover, realizes accurate positioning through the cooperation of polygon positioning rod and positioning hole, cooperation locking mechanism of clamping block and clamping groove, ensures the installation stability of pressure block, the inclined surface of lock cover and clamping block bottom surface abuts, utilizes the elastic force of push spring and makes clamping block closely embed clamping groove, and the longitudinal sliding and rotation operation of movable cover can quickly release locking, this kind of innovative design overcomes the defect that traditional bolt connection dismounts complicated, realizes the quick installation and dismounting of pressure block, and greatly improves the replacement efficiency.

[0019] 3、The limiting mechanism forms a reliable limiting system through setting multiple groups of limiting blocks on the movable sleeve and cooperating with the limiting grooves on the outer wall of the mounting sleeve, the limiting sleeve exerts pressure on the limiting blocks under the action of the pressing spring, and the return spring ensures that the limiting blocks can be reliably embedded in the limiting grooves, and the design of multiple guide strips ensures the stability and accuracy of the movement of the limiting sleeve, which not only ensures the stability of the device during use and prevents the movable sleeve from rotating accidentally, but also quickly releases the limiting by pushing the limiting sleeve, thereby improving the operation safety and use convenience of the entire compression device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic view of a filter compression device in the utility model.

[0021] Figure 2 It is a structure schematic view of a hydraulic cylinder and a pressure head in the utility model.

[0022] Figure 3 It is a sectional structure schematic view of a mounting sleeve in the utility model.

[0023] Figure 4 It is a sectional structure schematic view of a mounting mechanism in the utility model.

[0024] Figure 5 It is a structure schematic view of a limiting mechanism in the utility model.

[0025] In the figure: 1, bottom plate; 2, support frame; 3, hydraulic cylinder; 4, pressing block; 5, base; 6, air cylinder; 7, clamping plate; 8, insertion rod; 9, mounting sleeve; 10, clamping block; 11, clamping groove; 12, movable sleeve; 13, locking sleeve; 14, inclined surface; 15, abutting block; 16, positioning rod; 17, positioning hole; 18, side plate; 19, tension spring 19; 20, limiting block; 21, return spring; 22, limiting groove; 23, pressing spring; 24, limiting sleeve; 25, guide strip. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0028] In the utility model, in the case that no opposite statement is made, the orientation such as "upper, lower" is usually for the direction shown in the drawing or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left, right shown in the drawing; "inner, outer" refers to the inner, outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0029] Please refer to Figures 1-5 A filter pressing device, including bottom plate 1, bottom plate 1 is provided with pressing mechanism, and the pressing mechanism includes support frame 2, hydraulic cylinder 3, pressing block 4, base 5, cylinder 6 and clamping plate 7, support frame 2 is installed on bottom plate 1, hydraulic cylinder 3 is installed on support frame 2, and the mounting mechanism is arranged between the telescopic end of pressing block 4 and hydraulic cylinder 3, base 5 is arranged on bottom plate 1, cylinder 6 is installed on bottom plate 1, clamping plate 7 is installed on the telescopic end of cylinder 6, the mounting mechanism includes plug rod 8, mounting sleeve 9, clamping block 10, clamping groove 11, movable sleeve 12, lock sleeve 13, inclined surface 14, abutment block 15, positioning rod 16, positioning hole 17 and limiting mechanism, plug rod 8 is installed at the top end of pressing block 4, clamping groove 11 is provided with multiple groups distributed on the outer wall of plug rod 8, movable sleeve 12 is connected on the outer wall of mounting sleeve 9, lock sleeve 13 is installed at the bottom end of movable sleeve 12 and abuts with multiple clamping blocks 10, inclined surface 14 is arranged on the outer wall of movable sleeve 12, abutment block 15 is installed on the outer side of multiple clamping blocks 10, positioning rod 16 is arranged in mounting sleeve 9, and positioning hole 17 is arranged in plug rod 8 and is inserted with positioning rod 16.

[0030] The inner side of clamping plate 7 is provided with side plate 18, the side plate 18 is provided with two groups, when the cylinder 6 drives the clamping plate 7 to move, the two groups of side plates 18 move inward at the same time, the uniform clamping force is generated by the symmetrical arrangement structure, and the stable horizontal fixation is realized by the sufficient contact between the side plate 18 and the surface of the filter.

[0031] The bottom end of multiple clamping blocks 10 is provided with arc shape and is engaged with multiple clamping grooves 11, the arc-shaped design makes the clamping block 10 gradually contact when entering the clamping groove 11, and when the clamping block 10 is completely embedded in the clamping groove 11, the arc surface and the inner wall of the clamping groove 11 form a larger contact area, which not only ensures the smoothness of the insertion process, but also provides reliable locking effect.

[0032] The inner side of lock sleeve 13 is provided with inclined surface and abuts with the bottom surface of multiple clamping blocks 10, when the lock sleeve 13 is pressed down, the inner side inclined surface of the lock sleeve 13 and the bottom surface of the clamping block 10 generate extrusion force, due to the inclined design of the inclined surface, the axial pressure is converted into radial component force, the clamping block 10 is pushed to move inward and is closely embedded in the clamping groove 11, and stable locking is formed.

[0033] The inner side of the plurality of sets of clamping blocks 10 is provided with a tension spring 19, the top end of the plurality of sets of tension springs 19 is fixedly connected with the mounting sleeve 9, the tension spring 19 always provides an inward tension to the clamping block 10, and ensures that the clamping block 10 and the clamping groove 11 maintain a continuous contact pressure, and the elastic connection design can automatically compensate for the gap that may occur during use, and improves the reliability of the connection.

[0034] The positioning rod 16 and the positioning hole 17 are both polygonal and matched, when the inserting rod 8 is inserted into the mounting sleeve 9, the polygonal positioning rod 16 and the positioning hole 17 are engaged with each other, and the anti-rotation structure ensures that the pressing block 4 can only be installed in the correct direction, avoiding installation errors and unstable work.

[0035] In the embodiment, first, the filter is placed on the base 5, the cylinder 6 drives the clamping plate 7 to move, and the two sets of side plates 18 clamp and fix the filter, then the hydraulic cylinder 3 drives the pressing block 4 to move downward, and through the connection of the mounting mechanism and the pressing block 4, a stable pressure is applied to the filter, and the double fixing mode of lateral clamping and vertical pressing ensures the stability of the filter during the pressing process, preventing displacement or deformation, when it is necessary to install the pressing block 4, the inserting rod 8 is inserted into the mounting sleeve 9, the polygonal positioning rod 16 and the positioning hole 17 are matched with each other, ensuring the accurate positioning of the pressing block 4, the clamping block 10 is pulled into the clamping groove 11 by the plurality of sets of tension springs 19, the inclined surface in the lock sleeve 13 abuts against the bottom surface of the clamping block 10, generating an inward pressure, and the arc-shaped bottom end of the clamping block 10 is stably embedded in the clamping groove 11, when it is necessary to disassemble, the longitudinal sliding of the movable sleeve 12 releases the abutment of the lock sleeve 13 to the plurality of sets of clamping blocks 10, then the movable sleeve 12 is rotated, the inclined surface 14 pushes the abutment block 15, driving the clamping block 10 to disengage from the clamping groove 11, and the quick disassembly is realized.

[0036] Please refer to Figures 3-5 , as an embodiment of the limiting mechanism: the limiting mechanism includes a limiting block 20, a return spring 21, a limiting groove 22, a pressure spring 23 and a limiting sleeve 24, the limiting block 20 is provided with a plurality of sets of sliding on the movable sleeve 12, the return spring 21 is installed at the top end of the plurality of sets of limiting blocks 20 and connected with the outer wall of the movable sleeve 12, the limiting groove 22 is provided with a plurality of sets of distributed on the outer wall of the mounting sleeve 9, the pressure spring 23 is provided with a plurality of sets of installed at the top end of the fixed sleeve, and the limiting sleeve 24 is installed at the bottom end of the plurality of sets of pressure springs 23.

[0037] The outer wall of the mounting sleeve 9 is provided with a guide strip 25, the guide strip 25 is provided with a plurality of sets and is slidably connected with the limiting sleeve 24, the plurality of sets of guide strips 25 provide an accurate movement track for the limiting sleeve 24, when the limiting sleeve 24 slides along the guide strip 25, it can maintain a stable movement direction, preventing deviation or jamming phenomenon, and improving the operation reliability of the limiting mechanism.

[0038] More specifically, when the limiting mechanism needs to be released from the active sleeve 12, the limiting sleeve 24 is pushed to compress the pressure spring 23, and the limiting block 20 is pulled outward by the plurality of reset springs 21, so that the limiting block 20 is separated from the limiting groove 22, and the active sleeve 12 is released from the limiting mechanism, and then the active sleeve 12 can be disassembled.

[0039] In summary, when the overall device is in use or operation: first, place the filter on the base 5, the cylinder 6 drives the clamping plate 7 to move, and the two groups of side plates 18 clamp and fix the filter, then the hydraulic cylinder 3 drives the pressing block 4 to move downward, and through the connection of the installation mechanism and the pressing block 4, a stable pressure is applied to the filter, and the double fixing mode of lateral clamping and vertical pressing ensures the stability of the filter during the pressing process, preventing displacement or deformation, when the pressing block 4 needs to be installed, the insertion rod 8 is inserted into the installation sleeve 9, the positioning rod 16 with a polygonal shape cooperates with the positioning hole 17 to ensure the accurate positioning of the pressing block 4, the clamping block 10 is clamped in the clamping groove 11 by the plurality of tension springs 19, the inclined surface on the inner side of the lock sleeve 13 abuts against the bottom surface of the clamping block 10 to generate an inward pressure, and the arc-shaped bottom end of the clamping block 10 is stably embedded in the clamping groove 11, when disassembly is needed, the longitudinal sliding of the active sleeve 12 releases the abutment of the lock sleeve 13 to the plurality of clamping blocks 10, and then the active sleeve 12 is rotated to push the abutment block 15 by the inclined surface 14, so that the clamping block 10 is separated from the clamping groove 11, and quick disassembly is realized.

[0040] When the limiting mechanism needs to be released from the active sleeve 12, the limiting sleeve 24 is pushed to compress the pressure spring 23, and the limiting block 20 is pulled outward by the plurality of reset springs 21, so that the limiting block 20 is separated from the limiting groove 22, and the active sleeve 12 is released from the limiting mechanism, and then the active sleeve 12 can be disassembled.

[0041] In the above-mentioned all schemes, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection, or other known connection modes, which will not be described one by one, and in the above-mentioned, when the fixed connection is involved, welding is preferred, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. Filter compression device comprising a base plate (1), characterised in that: The bottom plate (1) is provided with a pressing mechanism, the pressing mechanism comprises a support frame (2), a hydraulic cylinder (3), a pressing block (4), a base (5), a gas cylinder (6) and a clamping plate (7), the support frame (2) is installed on the bottom plate (1), the hydraulic cylinder (3) is installed on the support frame (2), the pressing block (4) is provided with a mounting mechanism between the telescopic end of the hydraulic cylinder (3), the base (5) is provided on the bottom plate (1), the gas cylinder (6) is installed on the bottom plate (1), the clamping plate (7) is installed on the telescopic end of the gas cylinder (6), the mounting mechanism comprises a plug rod (8), a mounting sleeve (9), a clamping block (10), a clamping groove (11), a movable sleeve (12), a locking sleeve (13), an inclined surface (14), an abutment block (15), a positioning rod (16), a positioning hole (17) and a limiting mechanism, the plug rod (8) is installed at the top end of the pressing block (4), the clamping groove (11) is provided with a plurality of groups distributed on the outer wall of the plug rod (8), the movable sleeve (12) is connected to the outer wall of the mounting sleeve (9), the locking sleeve (13) is installed at the bottom end of the movable sleeve (12) and abuts against a plurality of clamping blocks (10), the inclined surface (14) is provided on the outer wall of the movable sleeve (12), the abutment block (15) is installed on the outer side of the plurality of clamping blocks (10), the positioning rod (16) is provided in the mounting sleeve (9), and the positioning hole (17) is provided in the plug rod (8) and is inserted with the positioning rod (16).

2. A filter compression device according to claim 1, wherein: The inner side of the clamping plate (7) is provided with a side plate (18), and the side plate (18) is provided with two groups.

3. A filter compression device according to claim 2, wherein the plurality of sets of straps are arranged in a plurality of groups. The bottom end of the clamping block (10) is arc-shaped and is clamped with a plurality of clamping grooves (11).

4. A filter compression device according to claim 3, wherein: The inner side of the locking sleeve (13) is provided with an inclined surface and abuts against the bottom surface of a plurality of clamping blocks (10).

5. A filter compression device according to claim 4, wherein the plurality of sets of straps are arranged in a plurality of groups. The inner side of the clamping block (10) is provided with a tension spring 19 (19), and the top end of a plurality of tension springs 19 (19) is fixedly connected with the mounting sleeve (9).

6. A filter compression device according to claim 5, wherein: The positioning rod (16) and the positioning hole (17) are both polygonal and are adapted to each other.

7. A filter compression device according to claim 6, wherein: The limiting mechanism comprises a limiting block (20), a reset spring (21), a limiting groove (22), a pressing spring (23) and a limiting sleeve (24), the limiting block (20) is provided with a plurality of groups sliding on the movable sleeve (12), the reset spring (21) is installed at the top end of a plurality of limiting blocks (20) and is connected with the outer wall of the movable sleeve (12), the limiting groove (22) is provided with a plurality of groups distributed on the outer wall of the mounting sleeve (9), the pressing spring (23) is provided with a plurality of groups installed at the top end of the fixed sleeve, and the limiting sleeve (24) is installed at the bottom end of a plurality of pressing springs (23).

8. A filter compression device according to claim 7, wherein: The outer wall of the mounting sleeve (9) is provided with a guide strip (25), and the guide strip (25) is provided with a plurality of groups and is slidingly connected with the limiting sleeve (24).

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