CN212141649U - Bag filter - Google Patents
Bag filter Download PDFInfo
- Publication number
- CN212141649U CN212141649U CN202020424635.5U CN202020424635U CN212141649U CN 212141649 U CN212141649 U CN 212141649U CN 202020424635 U CN202020424635 U CN 202020424635U CN 212141649 U CN212141649 U CN 212141649U
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- CN
- China
- Prior art keywords
- filter
- rod
- frame
- bag
- limiting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 claims abstract description 13
- 230000035939 shock Effects 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims description 19
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005489 elastic deformation Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a bag filter, which comprises a cylinder body and a cylinder cover arranged above the cylinder body, wherein a filter basket and a filter bag are arranged in the cylinder body; a convex rib is fixedly arranged in the cylinder body; the upper end of the filter basket is fixedly provided with a flange; the filter screen basket is sleeved outside the filter bag; a damping seat is arranged between the convex edge and the flanging; the damping seat comprises an upper plate, a lower plate, a damping spring and a limiting rod; the lower plate is fixedly arranged on the convex edge; two ends of the damping spring are respectively fixedly connected with the upper plate and the lower plate; the lower end of the limiting rod is fixedly connected with the lower plate, and the upper end of the limiting rod penetrates through the upper plate; the flanging is sleeved on the limiting rod and is in sliding connection with the limiting rod. The utility model discloses have through set up the shock mount in the barrel, reduce the impact force of liquid to filter basket and filter bag, increase of service life's effect.
Description
Technical Field
The utility model belongs to the technical field of filter equipment's technique and specifically relates to a bag filter is related to.
Background
At present, the bag filter is a new type of filtering equipment, and its working principle is pressure filtration. The liquid to be filtered is injected into the container from the top or the side of the bag filter through the feed pipe and then enters the liquid filter bag, and the liquid is uniformly distributed in the filter bag without the negative effect of turbulent flow; the particles filtered by the bag filter are all trapped in the liquid filter bag, the liquid flows out from the discharge hole, and the filter bag can be continuously used after being replaced.
The prior art can refer to a utility model patent with an authorization bulletin of CN209076261U, which discloses a bag filter, comprising a filtering cylinder, a filtering metal net rack and a filtering bag rack, wherein a first movable rack is arranged at the inner side of the filtering cylinder, a second movable rack is arranged at the upper sides of the filtering cylinder and the filtering cylinder, a metal net is movably connected with the first movable rack, and a filtering bag is movably connected with the second movable rack; this structure is at the during operation, and the fixed convenient and fast that filters between barrel, the filtration metal rack and the filtration filter bag frame three connects smoothly.
The above prior art solutions have the following drawbacks: in the use process, liquid flows into the filter basket and the filter bag from the inlet, the filter basket and the filter bag are subjected to large impact force of the liquid, and the filter basket and the filter bag are possibly damaged along with the prolonging of the working time, so that the filter basket and the filter bag need to be replaced frequently, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide a bag filter, through set up the shock mount in the barrel, reduce the impact force of liquid to filter basket and filter bag, increase of service life.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a bag filter comprises a cylinder body and a cylinder cover arranged above the cylinder body, wherein a filter basket and a filter bag are arranged in the cylinder body; a convex rib is fixedly arranged in the cylinder body; the upper end of the filter basket is fixedly provided with a flange; the filter screen basket is sleeved outside the filter bag; a damping seat is arranged between the convex edge and the flanging; the damping seat comprises an upper plate, a lower plate, a damping spring and a limiting rod; the lower plate is fixedly arranged on the convex edge; two ends of the damping spring are respectively fixedly connected with the upper plate and the lower plate; the lower end of the limiting rod is fixedly connected with the lower plate, and the upper end of the limiting rod penetrates through the upper plate; the flanging is sleeved on the limiting rod and is in sliding connection with the limiting rod.
By adopting the technical scheme, when liquid flows in from the inlet, certain impact force is generated on the filter screen basket and the filter bag due to high flow speed; the shock mount is passed through to the turn-ups to the impact force, and damping spring can take place elastic deformation, drives the turn-ups and rocks from top to bottom along the gag lever post, plays absorbing effect, reduces the impact force that liquid produced, prolongs the life of filter basket and filter bag.
The present invention may be further configured in a preferred embodiment as: the upper end of the limiting rod is provided with a limiting block; the limiting block is in threaded connection with the limiting rod.
Through adopting above-mentioned technical scheme, the stopper plays spacing effect, prevents that the turn-ups from following the gag lever post roll-off.
The present invention may be further configured in a preferred embodiment as: the upper end of the filter bag is provided with a movable frame; the movable frame is sleeved on the limiting rod; the movable frame is provided with a fastening bolt; the fastening bolt penetrates through the movable frame and the lower end of the fastening bolt is connected to the turned edge in a threaded mode.
Through adopting above-mentioned technical scheme, fix movable frame and turn-ups together through fastening bolt, be convenient for both move along the gag lever post together, be convenient for again simultaneously with movable frame from the turn-ups dismantle.
The present invention may be further configured in a preferred embodiment as: the movable frame comprises an upper frame and a lower frame; the lower frame is provided with an annular groove; the lower end of the upper frame is fixedly provided with a convex block; the upper frame is clamped with the lower frame.
By adopting the technical scheme, the outer edge of the filter bag is placed between the upper frame and the lower frame, and then the lug on the upper frame is clamped in the annular groove of the lower frame, so that the filter bag is convenient to fix.
The present invention may be further configured in a preferred embodiment as: a flow guide frame is arranged inside the filtering net basket; an embedded groove is formed in the upper end face of the flanging; the upper end of the flow guide frame is fixedly provided with a convex edge clamped in the embedded groove; the outer surface of the filter bag is abutted against the inner surface of the flow guide frame.
Through adopting above-mentioned technical scheme, through set up the water conservancy diversion frame in the filter screen basket, can carry out the water conservancy diversion to the liquid in the filter screen, increased the filter effect, avoid filtering the bag and hug closely on the inner wall of filter screen basket, lead to liquid unable outflow.
The present invention may be further configured in a preferred embodiment as: the upper end of the movable frame is provided with a fixed component; the fixing component comprises a supporting rod and a fixing rod; the support rod is provided with an adjusting bolt; the adjusting bolt penetrates through the supporting rod, and the lower end of the adjusting bolt is connected to the upper frame through threads; the fixed rod is arranged at the lower end of the supporting rod and is fixedly connected with the supporting rod; mounting grooves are formed in two ends of the fixing rod; springs are fixedly arranged in the mounting grooves; one end of the spring is fixedly provided with a connecting rod; the connecting rod is inserted in the mounting groove and is in sliding connection with the mounting groove; the other end of the connecting plate is fixedly provided with an extrusion plate; the outer end face of the extrusion plate is abutted against the inner surface of the filter bag.
By adopting the technical scheme, the two connecting rods are compressed towards the direction close to the center of the fixed rod, so that the two extrusion plates are positioned in the filter bag; then the connecting rod is loosened, the spring restores elastic deformation, and the two extrusion plates are abutted against the inner surface of the filter bag to play a role in fixing the filter bag.
The present invention may be further configured in a preferred embodiment as: and a buffer pad is fixedly arranged on the inner surface of the extrusion plate.
Through adopting above-mentioned technical scheme, the blotter has certain cushioning effect, prevents that the extrusion force is too big to damage and crosses the filter bag.
The present invention may be further configured in a preferred embodiment as: a first sleeve is fixedly arranged on the side wall of the barrel; a rotating arm is rotationally connected in the sleeve I; one end of the rotating arm above the cylinder cover is fixedly provided with a second sleeve; a screw rod is connected with the inner thread of the sleeve II; the upper end of the screw rod is fixedly provided with a hand wheel, and the lower end of the screw rod is fixedly connected with the cylinder cover.
By adopting the technical scheme, the hand wheel is rotated, the barrel cover is driven to ascend through the screw rod, and the effect of opening the barrel cover is realized; the tumbler is rotated, so that the cylinder cover can be rotated to the side edge of the cylinder body, and the charging is facilitated.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when liquid flows in from the inlet, certain impact force is generated on the filter screen basket and the filter bag due to high flow speed; impact force is transmitted to the shock absorption seat through the flanging, the shock absorption spring can generate elastic deformation and drive the flanging to shake up and down along the limiting rod, the shock absorption effect is achieved, the impact force generated by liquid is reduced, and the service lives of the filter basket and the filter bag are prolonged;
2. the flow guide frame is arranged in the filter screen basket, so that the liquid in the filter bag can be guided, the filter area is increased, and the filter efficiency is improved;
3. compressing the two connecting rods towards the direction close to the center of the fixed rod, so that the two squeezing plates are positioned inside the filter bag; then the connecting rod is loosened, the spring restores elastic deformation, and the two extrusion plates are abutted against the inner surface of the filter bag to play a role in fixing the filter bag.
Drawings
FIG. 1 is a schematic view showing the overall structure of a filter according to an embodiment;
FIG. 2 is a schematic sectional view of a filter in the embodiment;
FIG. 3 is a schematic structural view of a highlighted movable frame in an embodiment;
FIG. 4 is a schematic view showing the structure of the shock mount in the embodiment;
FIG. 5 is a schematic structural diagram of a highlighted bezel in an embodiment;
FIG. 6 is a schematic view showing the structure of the highlighting fixture assembly in the embodiment.
Reference numerals: 1. a barrel; 2. a cylinder cover; 3. a support leg; 4. a feed inlet; 5. a discharge port; 6. a first sleeve; 7. a rotating arm; 8. a second sleeve; 9. a screw; 10. a hand wheel; 11. a filter chamber; 111. a rib; 12. a filter basket; 121. flanging; 1211. a groove is embedded; 13. a filter bag; 14. a movable frame; 141. an upper frame; 142. a lower frame; 1421. an annular groove; 143. fastening a bolt; 15. a shock absorbing seat; 151. an upper plate; 152. a lower plate; 153. a damping spring; 154. a limiting rod; 1541. a thread; 16. a limiting block; 17. a flow guide frame; 171. an inner frame; 172. an outer frame; 173. a convex edge; 18. a fixing assembly; 181. a support bar; 1811. adjusting the bolt; 182. fixing the rod; 1821. mounting grooves; 1822. a spring; 1823. a connecting rod; 1824. and (5) pressing the plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the bag filter disclosed by the present invention comprises a cylinder body 1, a cylinder cover 2 arranged at the upper end of the cylinder body 1, and supporting legs 3 arranged at the bottom end of the cylinder body 1; the cylinder cover 2 is connected with the cylinder body 1 through a flange, and the supporting legs 3 are fixedly connected with the cylinder body 1; a feed inlet 4 is fixedly arranged on the side wall of the barrel body 1, and a discharge outlet 5 is fixedly arranged at the lower end of the barrel body; the material enters from the feed inlet 4, and flows out from the discharge outlet 5 after being filtered.
A sleeve I6 is fixedly arranged on the side wall of the barrel 1, and a rotating arm 7 is rotatably connected in the sleeve I6; the rotating arm 7 is bent, and a second sleeve 8 is fixedly arranged at the end part of one end of the rotating arm positioned above the cylinder cover 2; the screw 9 is connected with the internal thread 1541 of the second sleeve 8, and the screw 9 is vertical to the cylinder cover 2; the upper end of the screw 9 is fixedly provided with a hand wheel 10, and the lower end of the screw is fixedly connected with the cylinder cover 2; rotating the hand wheel 10, rotating the screw rod 9 and driving the cylinder cover 2 to move along the length direction of the screw rod 9; then the rotating arm 7 is rotated to rotate the cylinder cover 2 to one side of the cylinder body 1, thereby facilitating the charging operation.
Referring to fig. 2 and 3, a filter chamber 11 is formed inside the cylinder 1, and a rib 111 is fixedly arranged at the upper end of the filter chamber 11; the lower end of the filter cavity 11 is communicated with the discharge hole 5, and a filter basket 12 is inserted in the filter cavity; the top end of the filter basket 12 is fixedly provided with a flange 121, and the flange 121 is arranged on the convex rib 111; a filter bag 13 is inserted in the filter basket 12, and a movable frame 14 is arranged at the upper end of the filter bag 13; the movable frame 14 comprises an upper frame 141 and a lower frame 142, and the outer edge of the filter bag 13 is arranged between the upper frame 141 and the lower frame 142; a convex block is fixedly arranged on the lower end surface of the upper frame 141, and an annular groove 1421 matched with the convex block is arranged on the lower frame 142; the projection is clamped in the annular groove 1421, so that the filter bag 13 can be fixed; the movable frame 14 is provided with a threaded hole, the threaded hole is connected with a fastening bolt 143 through internal threads, the fastening bolt 143 penetrates through the threaded hole, the lower end of the fastening bolt is connected to the flange 121 through threads, and the movable frame 14 and the flange 121 can be fixed together.
Referring to fig. 2 and 4, the upper end of the rib 111 is provided with a damper seat 15; the damper base 15 includes an upper plate 151, a lower plate 152, a damper spring 153, and a stopper rod 154; the lower plate 152 is fixedly connected with the flange 121; a plurality of damping springs 153 are uniformly distributed and fixedly arranged between the upper plate 151 and the lower plate 152; the lower end of the limiting rod 154 is fixedly connected with the lower plate 152, and the upper end passes through the upper plate 151; the movable frame 14 and the flanging 121 are sleeved on the limiting rod 154 and are respectively connected with the limiting rod 154 in a sliding manner; the upper end of the limiting rod 154 is provided with a limiting block 16; the upper end of the limiting rod 154 is provided with an external thread 1541, and the limiting block 16 is provided with a fixing hole matched with the external thread 1541 on the limiting rod 154; the limiting block 16 is sleeved on the limiting rod 154 and is in threaded connection with the limiting rod 154; when liquid enters the filter cavity 11, the filter screen basket 12 and the filter bag 13 will receive a certain impact force, and the impact force is transmitted to the shock absorption seat 15, so that the shock absorption spring 153 is elastically deformed, and the movable frame 14 and the flanging 121 are driven to slide up and down along the limiting rod 154, thereby reducing the impact force.
Referring to fig. 5, a flow guiding frame 17 is arranged between the filter screen basket 12 and the filter bag 13; the guide frame 17 comprises an inner frame 171 and an outer frame 172, wherein the outer frame 172 is composed of a plurality of mutually parallel vertical plates, and the inner frame 171 is composed of a plurality of mutually parallel transverse plates; the transverse plates and the vertical plates are arranged in a staggered manner to form a plurality of flow guide channels; an embedded groove 1211 is formed in the upper end face of the turned-over edge 121, and a convex edge 173 capable of being clamped in the embedded groove 1211 is fixedly arranged at the upper end of the flow guide frame 17; the inner surface of the flow guide frame 17 is attached to the outer surface of the filter bag 13, and after liquid seeps out of the filter bag 13, the liquid can flow out along the flow guide channel, so that the filtering area is increased, and the filter bag 13 is prevented from being tightly attached to the side wall of the filter basket 12 to influence the filtering effect.
Referring to fig. 1 and 6, the filter bag 13 is provided at its upper end with a fixing assembly 18; the fixing component 18 comprises a supporting rod 181 and a fixing rod 182, wherein the fixing rod 182 is vertically arranged below the supporting rod 181 in a staggered manner and fixedly connected with the supporting rod 181; an adjusting bolt 1811 is arranged on the supporting rod 181, the adjusting bolt 1811 passes through the supporting rod 181, and the lower end of the adjusting bolt 1811 is connected to the upper frame 141 of the movable frame 14 through screw threads; both ends of the fixing rod 182 are provided with mounting grooves 1821, and springs 1822 are fixedly arranged in the mounting grooves 1821; the other end of the spring 1822 is fixedly provided with a connecting rod 1823, and the connecting rod 1823 is inserted into the mounting groove 1821 and is slidably connected with the mounting groove 1821; a squeezing plate 1824 which can be attached to the inner side surface of the filter bag 13 is fixedly arranged at the end part of the connecting rod 1823, and a cushion pad is fixedly arranged on the inner surface of the squeezing plate 1824; pushing the two connecting rods 1823 towards the center of the fixing rod 182, so that the two squeezing plates 1824 are both positioned inside the filter bag 13; the tie rod 1823 is then released and the spring 1822, due to its return elastic deformation, pushes the two squeezing plates 1824 against the inner side of the filter bag 13, securing the filter bag 13.
The implementation principle of the embodiment is as follows: when the flange is used, firstly, the flange is opened, the hand wheel 10 is rotated, and the cylinder cover 2 is driven to ascend through the screw rod 9, so that the cylinder cover 2 is opened; then the filter basket 12 is placed in the filter chamber 11 inside the bowl 1 and the flange 121 abuts against the upper plate 151 of the buffer seat 15; secondly, the guide frame 17 is clamped on the flanging 121; fixing the outer edge of the filter bag 13 between the upper frame 141 and the lower frame 142, inserting the filter bag 13 into the flow guide frame 17, and fixing the filter bag 13 through the fixing assembly 18; when the filter bag works, liquid enters from the feed inlet 4 and enters the filter bag 13 for filtering, impurities are left in the filter bag 13, and the liquid flows out from the pores of the filter screen basket 12 and is discharged through the discharge outlet 5.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A bag filter comprises a cylinder body (1) and a cylinder cover (2) arranged above the cylinder body (1), wherein a filter basket (12) and a filter bag (13) are arranged in the cylinder body (1); the method is characterized in that: a rib (111) is fixedly arranged in the barrel (1); the upper end of the filtering basket (12) is fixedly provided with a flanging (121); the filtering basket (12) is sleeved outside the filtering bag (13); a damping seat (15) is arranged between the convex rib (111) and the flanging (121); the shock absorption seat (15) comprises an upper plate (151), a lower plate (152), a shock absorption spring (153) and a limiting rod (154); the lower plate (152) is fixedly arranged on the convex rib (111); two ends of the damping spring (153) are respectively fixedly connected with the upper plate (151) and the lower plate (152); the lower end of the limiting rod (154) is fixedly connected with the lower plate (152), and the upper end of the limiting rod penetrates through the upper plate (151); the flanging (121) is sleeved on the limiting rod (154) and is in sliding connection with the limiting rod (154).
2. A bag filter as defined in claim 1, wherein: the upper end of the limiting rod (154) is provided with a limiting block (16); the limiting block (16) is in threaded connection with the limiting rod (154).
3. A bag filter as defined in claim 1, wherein: the upper end of the filter bag (13) is provided with a movable frame (14); the movable frame (14) is sleeved on the limiting rod (154); the movable frame (14) is provided with a fastening bolt (143); the fastening bolt (143) penetrates through the movable frame (14) and the lower end of the fastening bolt is in threaded connection with the flanging (121).
4. A bag filter as defined in claim 3, wherein: the movable frame (14) comprises an upper frame (141) and a lower frame (142); an annular groove (1421) is formed in the lower frame (142); a lug is fixedly arranged on the lower end of the upper frame (141); the upper frame (141) is clamped with the lower frame (142).
5. A bag filter as defined in claim 1, wherein: a flow guide frame (17) is arranged inside the filtering basket (12); an embedded groove (1211) is formed in the upper end face of the flanging (121); the upper end of the flow guide frame (17) is fixedly provided with a convex edge (173) clamped in the embedded groove (1211); the outer surface of the filter bag (13) is abutted against the inner surface of the flow guide frame (17).
6. A bag filter as defined in claim 4, wherein: the upper end of the movable frame (14) is provided with a fixed component (18); the fixing component (18) comprises a supporting rod (181) and a fixing rod (182); an adjusting bolt (1811) is arranged on the supporting rod (181); the adjusting bolt (1811) penetrates through the supporting rod (181) and the lower end of the adjusting bolt is in threaded connection with the upper frame (141); the fixing rod (182) is arranged at the lower end of the supporting rod (181) and is fixedly connected with the supporting rod (181); mounting grooves (1821) are formed in the two ends of the fixing rod (182); springs (1822) are fixedly arranged in the mounting grooves (1821); one end of the spring (1822) is fixedly provided with a connecting rod (1823); the connecting rod (1823) is inserted into the mounting groove (1821) and is connected with the mounting groove (1821) in a sliding manner; the other end of the connecting rod (1823) is fixedly provided with a squeezing plate (1824); the outer end face of the extrusion plate (1824) is abutted against the inner surface of the filter bag (13).
7. The bag filter of claim 6, wherein: and a buffer pad is fixedly arranged on the inner surface of the extrusion plate (1824).
8. A bag filter as defined in claim 1, wherein: a first sleeve (6) is fixedly arranged on the side wall of the barrel body (1); a rotating arm (7) is rotationally connected in the sleeve I (6); a second sleeve (8) is fixedly arranged at one end of the rotating arm (7) above the cylinder cover (2); a screw rod (9) is connected with the inner thread of the second sleeve (8); the upper end of the screw rod (9) is fixedly provided with a hand wheel (10), and the lower end of the screw rod is fixedly connected with the cylinder cover (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020424635.5U CN212141649U (en) | 2020-03-27 | 2020-03-27 | Bag filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020424635.5U CN212141649U (en) | 2020-03-27 | 2020-03-27 | Bag filter |
Publications (1)
Publication Number | Publication Date |
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CN212141649U true CN212141649U (en) | 2020-12-15 |
Family
ID=73716206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020424635.5U Expired - Fee Related CN212141649U (en) | 2020-03-27 | 2020-03-27 | Bag filter |
Country Status (1)
Country | Link |
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CN (1) | CN212141649U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113398640A (en) * | 2021-06-25 | 2021-09-17 | 浙江华立智能装备股份有限公司 | Special bag filter for coating pretreatment coating process section |
-
2020
- 2020-03-27 CN CN202020424635.5U patent/CN212141649U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113398640A (en) * | 2021-06-25 | 2021-09-17 | 浙江华立智能装备股份有限公司 | Special bag filter for coating pretreatment coating process section |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 |
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CF01 | Termination of patent right due to non-payment of annual fee |