CN215026405U - Vacuum pumping filter device - Google Patents

Abstract

The utility model relates to an evacuation filter equipment uses in the field of negative pressure filtration technique, and it is including filtering barrel, filter screen, setting evacuation mouth and the discharge gate of setting on filtering the barrel diapire on filtering barrel lateral wall, the vacuum pump is connected to the evacuation mouth, install the ball valve on the discharge gate, the top of filtering the barrel sets up the feeder hopper, the feeder hopper with filter the barrel and be linked together and can dismantle the connection through quick detach subassembly, the filter screen is installed between feeder hopper and filter the barrel. This application has the effect that makes things convenient for impurity such as the particulate matter that personnel held back on to the filter screen to clear up.

Description

Vacuum pumping filter device

Technical Field

The application relates to the field of negative pressure filtration technology, in particular to a vacuum pumping filter device.

Background

The vacuum pumping filter device is also called as a negative pressure filter device or a negative pressure filter, and the vacuum pumping filter device utilizes the principle that vacuum negative pressure forms two space pressure difference, so that a solution to be filtered is pumped away through a filter medium (filter cloth, a filter screen and the like), and particulate matters in the filter solution are intercepted by the filter medium, thereby realizing the separation of liquid and solid, and finally realizing the purpose of filtering the filter solution.

The structure of the vacuum-pumping filter device comprises a filter cylinder body and a filter screen fixed inside the filter cylinder body, the position of the side wall of the filter cylinder body below the filter screen is provided with a vacuum-pumping port, the bottom wall of the filter cylinder body is provided with a discharge port, the top of the whole filter cylinder body is of an open structure, namely the feed port, the vacuum pump is connected with the vacuum-pumping port, in operation, a person waits for a filter solution to be poured into the filter cylinder body through the feed port, the filter solution is temporarily stored on the filter screen, the vacuum pump performs vacuum pumping to ensure that the space below the filter cylinder body is located at a negative pressure state, at the moment, under the action of two space pressure differences, the filter solution penetrates through the filter screen and is pumped into the space below the filter cylinder body, and finally the discharge port is discharged out, particulate matters in the filter solution are intercepted by the filter screen, and the purpose of filtering the filter solution is realized.

To the above-mentioned correlation technique, the inventor thinks that this kind of structure of filtering the barrel integral type for personnel are inconvenient clears up impurity such as the particulate matter that holds back on the filter screen.

SUMMERY OF THE UTILITY MODEL

In order to improve the inconvenient problem of clearing up impurity such as the particulate matter that holds back on the filter screen of personnel, this application provides a vacuum pumping filter equipment.

The application provides a vacuum pumping filter equipment adopts following technical scheme:

the utility model provides an evacuation filter equipment, is including filtering barrel, filter screen, setting evacuation mouth and the discharge gate of setting on filtering the barrel diapire on filtering the barrel lateral wall, the vacuum pump is connected to the evacuation mouth, install the ball valve on the discharge gate, the top of filtering the barrel sets up the feeder hopper, the feeder hopper with it is linked together and can dismantle the connection through quick detach subassembly to filter the barrel, the filter screen is installed between feeder hopper and filtration barrel.

Through adopting above-mentioned technical scheme, install the filter screen between feeder hopper and filtration barrel, and can dismantle through quick detach subassembly between feeder hopper and the filtration barrel and be connected for the personnel can dismantle the feeder hopper from filtering the barrel, thereby expose the filter screen, clear up with the impurity such as the particulate matter that makes things convenient for the personnel to hold back on to the filter screen.

Optionally, filter the barrel top and be provided with a section of thick bamboo outer lane along the periphery wall, the feeder hopper bottom is provided with the fill outer lane along the periphery wall, fill the outer lane with the section of thick bamboo outer lane corresponds the setting, quick detach subassembly is provided with a plurality ofly along fighting the outer lane and all sides interval of a section of thick bamboo outer lane, quick detach subassembly includes the hinge rod, the one end of hinge rod articulates on the section of thick bamboo outer lane, the other end threaded connection of hinge rod has the tighrening ring, it still has cup jointed the movable sleeve to lie in on the hinge rod between self articulated point and the tighrening ring, set up the breach that runs through the movable sleeve diapire and supply to fight the embedding of outer lane on the lateral wall of outer lane towards fighting.

By adopting the technical scheme, when the feeding hopper and the filtering cylinder are installed, the feeding hopper is arranged on the filtering cylinder, the outer ring of the hopper is correspondingly contacted with the outer ring of the cylinder, then the hinge rods are sequentially rotated upwards, the outer ring of the hopper is embedded into the gap on the movable sleeve, and the fastening ring is screwed, so that the movable sleeve is tightly abutted against the outer ring of the hopper, the feeding hopper can be fixed on the filtering cylinder, and the installation between the feeding hopper and the filtering cylinder is realized; conversely, the disassembly between the feed hopper and the filtering cylinder body can be realized.

Optionally, a limit groove is formed in the outer side wall of the hinge rod along the axial direction of the hinge rod, and a limit block in sliding fit with the limit groove is arranged on the inner wall of the movable sleeve.

Through adopting above-mentioned technical scheme, through the sliding fit of stopper and spacing groove, can play spacing effect to the movable sleeve to the gliding in-process of restriction movable sleeve on the hinge rod takes place to rotate, thereby makes the breach on the movable sleeve aim at the outer lane of fighting all the time, in order to make things convenient for the breach on the outer lane embedding movable sleeve of fighting.

Optionally, a rubber pad is arranged on the inner wall of the notch.

Through adopting above-mentioned technical scheme, the rubber pad of setting can increase the frictional force between breach inner wall and the outer wall of fill outer lane to improve the tight stability of support of movable sleeve on fighting the outer lane.

Optionally, the annular has been seted up along week side on filtering barrel top end wall, the peripheral overlap joint of filter screen is in the annular, the filter screen is provided with the arris along week side, the kerve that supplies the embedding of arris is seted up along week side on the end wall of feeder hopper bottom.

By adopting the technical scheme, the filter screen is arranged between the feed hopper and the filter cylinder body through the annular groove, and the periphery of the filter screen is directly lapped in the annular groove, so that the filter screen is easy to take off from the filter cylinder body, and impurities such as particles and the like intercepted on the filter screen can be conveniently cleaned, and the filter screen can be conveniently cleaned; in addition, the arris that filter screen week side set up for make things convenient for personnel to take and put the filter screen, in the kerve of seting up on embedding the feeder hopper bottom end wall with the arris simultaneously, play the spacing effect of filter screen, make the filter screen can install between feeder hopper and filter the barrel steadily.

Optionally, a sealing ring is arranged between the end wall of the bottom of the feed hopper and the end wall of the top of the filtering cylinder.

Through adopting above-mentioned technical scheme, set up the sealing washer between feeder hopper bottom end wall and filtration barrel top end wall for seal feeder hopper and filtration barrel seam crossing, reduce the possibility that filtering solution oozes from feeder hopper and filtration barrel seam crossing.

Optionally, the sealing washer bottom is provided with the joint arris along week side, filter barrel top end wall is gone up along week side and is seted up the joint groove that supplies joint arris embedding.

Through adopting above-mentioned technical scheme, through the joint cooperation in joint arris and joint groove, can play the spacing effect of sealing washer for the sealing washer can be fixed on the end wall at filter barrel top steadily.

Optionally, handles are arranged on the outer walls of the two sides of the feed hopper.

Through adopting above-mentioned technical scheme, the handle that sets up has made things convenient for personnel to take and put the feeder hopper.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the filter screen is arranged between the feed hopper and the filter cylinder body, and the feed hopper and the filter cylinder body are detachably connected through the quick-release assembly, so that personnel can detach the feed hopper from the filter cylinder body, and the personnel can conveniently clean impurities such as particles and the like intercepted on the filter screen;

2. the filter screen has the advantages that the ribs arranged on the periphery of the filter screen are used for facilitating the taking and placing of the filter screen by personnel, and the ribs are embedded into the bottom grooves formed in the end wall of the bottom of the feed hopper to limit the filter screen, so that the filter screen can be stably arranged between the feed hopper and the filter cylinder body;

3. set up the sealing washer between feeder hopper bottom end wall and filter barrel top end wall for seal feeder hopper and filter barrel seam crossing, reduce the possibility that filtering solution oozes from feeder hopper and filter barrel seam crossing.

Drawings

FIG. 1 is a cross-sectional view of an evacuated filter device according to an embodiment of the present application.

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

FIG. 3 is a schematic view of an evacuated filter device according to an embodiment of the present application.

FIG. 4 is a schematic view of a quick release assembly according to an embodiment of the present application.

Reference numerals: 1. a feed hopper; 11. an outer ring of the bucket; 12. a bottom groove; 13. a handle; 2. a filter cylinder; 21. a cartridge outer ring; 22. a ring groove; 23. a clamping groove; 3. filtering with a screen; 31. chamfering; 4. a vacuum pumping port; 5. a vacuum pump; 6. a discharge port; 7. a ball valve; 8. a quick release assembly; 81. a hinge rod; 811. a limiting groove; 82. a fastening ring; 83. a movable sleeve; 831. a notch; 832. a limiting block; 9. a rubber pad; 10. a seal ring; 101. and (6) clamping edges.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an evacuation filter equipment. Referring to fig. 1, the vacuum pumping filter device comprises a filter cylinder 2, a feed hopper 1 arranged above the filter cylinder 2, a filter screen 3 arranged between the feed hopper 1 and the filter cylinder 2, a vacuum pumping port 4 arranged on the side wall of the filter cylinder 2 and a discharge port 6 arranged on the bottom wall of the filter cylinder 2, wherein the vacuum pumping port 4 is connected with a vacuum pump 5, and a ball valve 7 is arranged on the discharge port 6. The during operation, the personnel at first close ball valve 7, and open vacuum pump 5, then will wait to filter solution and pour to feeder hopper 1 in, filter solution exists on filter screen 3 temporarily, vacuum pump 5 carries out evacuation to filtering 2 inner spaces of barrel and makes and filter 2 inner spaces of barrel form the negative pressure state, this moment 1 inner spaces of feeder hopper and 2 inner spaces of filtering barrel produce the pressure differential, under the effect of pressure differential, filter solution sees through in filter screen 3 is taken out into filtering barrel 2, and the particulate matter among the filter solution then is held back by filter screen 3, close vacuum pump 5 at last, open ball valve 7, filter solution alright discharge from discharge gate 6, in order to realize the filterable purpose to filter solution.

Referring to fig. 2, the top end wall of the filtering cylinder 2 is provided with a ring groove 22 along the circumferential side, the ring groove 22 is communicated with the inner space of the filtering cylinder 2, the periphery of the filter screen 3 is lapped in the ring groove 22, and the filter screen 3 can be stably fixed between the feed hopper 1 and the filtering cylinder 2; at the arris 31 of all sides fixedly connected with perpendicular to filter screen 3 of filter screen 3, arris 31 extends annular 22 to make things convenient for the personnel to take and put filter screen 3, and set up the kerve 12 that supplies arris 31 embedding along all sides on the end wall of feeder hopper 1 bottom, feeder hopper 1 bottom end wall overlap joint is back on filtering 2 top end walls, in arris 31 aligns and imbeds kerve 12, can play the spacing effect to filter screen 3, make filter screen 3 can install more steadily between feeder hopper 1 and filtering barrel 2.

Referring to fig. 3, the outer wall fixedly connected with outer lane 11 is followed to feeder hopper 1 bottom, and 11 diapalls of outer lane of fighting flush with 1 bottom end wall of feeder hopper, and outer wall fixedly connected with section of thick bamboo outer lane 21 is followed at 2 tops of filter cartridge, and section of thick bamboo outer lane 21 roof flushes with 2 top end walls of filter cartridge, and fights outer lane 11 and section of thick bamboo outer lane 21 and correspond the setting, when feeder hopper 1 bottom end wall overlap joint is on 2 top end walls of filter cartridge, 11 diapalls of outer lane of fighting overlap joint are on 21 roofs of section of thick bamboo outer lane. A plurality of quick-release components 8 are arranged between the feed hopper 1 and the filtering cylinder 2 at equal intervals along the peripheral side, and the feed hopper 1 is detachably fixed on the filtering cylinder 2 through the quick-release components 8.

Referring to fig. 3 and 4, the quick release assembly 8 includes a hinge rod 81 with one end hinged on the barrel outer ring 21, the other end of the hinge rod 81 is connected with a fastening ring 82 through a thread, a movable sleeve 83 is sleeved between the hinge rod 81 itself hinge point and the fastening ring 82 on the hinge rod 81, and a notch 831 penetrating through the bottom wall of the movable sleeve 83 is formed on the side wall of the movable sleeve 83 facing the hopper outer ring 11 so as to embed the hopper outer ring 11. The outer side wall of the hinge rod 81 is provided with a limiting groove 811 along the axial direction, and the inner wall of the movable sleeve 83 is fixed with a limiting block 832 in sliding fit with the limiting groove 811, so as to limit the movable sleeve 83, and limit the movable sleeve 83 to rotate in the sliding process on the hinge rod 81, so that the notch 831 on the movable sleeve 83 is always aligned with the bucket outer ring 11, and the bucket outer ring 11 is conveniently embedded into the notch 831 on the movable sleeve 83.

Referring to fig. 1 and 3, an operator can sequentially rotate each hinge rod 81 upward, so that the movable sleeve 83 on each hinge rod 81 is placed on the bucket outer ring 11, and after the bucket outer ring 11 is inserted into the notch 831, the operator screws the fastening ring 82, so that the fastening ring 82 abuts against the movable sleeve 83, and the movable sleeve 83 abuts against the bucket outer ring 11, thereby fixing the feeding hopper 1 on the filtering cylinder 2. On the contrary, impurity such as the particulate matter that holds back on filter screen 3 need be cleared up, or need lift off filter screen 3 and wash filter screen 3, the operator can loosen each tighrening ring 82 in proper order, then rotate each hinge rod 81 downwards in proper order, make each movable sleeve 83 break away from on fighting the outer lane 11, alright dismantle feeder hopper 1 from filtering barrel 2 this moment, so that conveniently clear up impurity such as the particulate matter that holds back on filter screen 3, and conveniently lift off filter screen 3 and wash filter screen 3.

Referring to fig. 3 and 4, a rubber pad 9 is bonded to the inner wall of the notch 831, and the rubber pad 9 can increase the friction between the inner wall of the notch 831 and the outer wall of the bucket outer ring 11, thereby improving the tight-contact stability of the movable sleeve 83 on the bucket outer ring 11. Meanwhile, handles 13 are fixedly connected to the outer walls of the two sides of the feed hopper 1, so that an operator can conveniently take and place the feed hopper 1.

Referring to fig. 2, a sealing ring 10 is arranged between the end wall of the bottom of the feeding hopper 1 and the end wall of the top of the filtering cylinder 2, the sealing ring 10 is made of rubber, a clamping ridge 101 in a dovetail structure is arranged on the bottom of the sealing ring 10 along the peripheral side, the clamping ridge 101 and the sealing ring 10 are made of the same material and are integrally formed, and a clamping groove 23 for embedding the clamping ridge 101 is formed on the end wall of the top of the filtering cylinder 2 along the peripheral side, so that the sealing ring 10 can be stably fixed on the end wall of the top of the filtering cylinder 2. The sealing ring 10 can seal between the bottom end wall of the feed hopper 1 and the top end wall of the filtering cylinder 2, thereby reducing the possibility of the filtering solution seeping from the joint of the feed hopper 1 and the filtering cylinder 2.

The implementation principle of the vacuum pumping filter device in the embodiment of the application is as follows: when installing feeder hopper 1 and filtering barrel 2, with feeder hopper 1 bottom end wall overlap joint on filtering barrel 2 top end wall, 11 diapalls of this moment fill outer lane also overlap joint on a 21 roof of section of thick bamboo outer lane, then upwards rotate each hinge bar 81 in proper order, make the movable sleeve 83 on each hinge bar 81 arrange in on fighting outer lane 11, after in fighting outer lane 11 embedding breach 831, the operator screws tighrening ring 82, make tighrening ring 82 support tightly on the movable sleeve 83, movable sleeve 83 supports tightly on fighting outer lane 11, thereby can fix feeder hopper 1 on filtering barrel 2.

On the contrary, impurity such as the particulate matter that holds back on filter screen 3 need be cleared up, or need lift off filter screen 3 and wash filter screen 3, the operator can loosen each tighrening ring 82 in proper order, then rotate each hinge rod 81 downwards in proper order, make each movable sleeve 83 break away from on fighting the outer lane 11, alright dismantle feeder hopper 1 from filtering barrel 2 this moment, so that conveniently clear up impurity such as the particulate matter that holds back on filter screen 3, and conveniently lift off filter screen 3 and wash filter screen 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an evacuation filter equipment, includes and filters barrel (2), filter screen (3), sets up evacuation mouth (4) and discharge gate (6) of setting on filtering barrel (2) diapire on filtering barrel (2) lateral wall, its characterized in that: vacuum pump (5) is connected in evacuation mouth (4), install ball valve (7) on discharge gate (6), the top of filtering barrel (2) sets up feeder hopper (1), feeder hopper (1) with filter barrel (2) and be linked together and can dismantle the connection through quick detach subassembly (8), install between feeder hopper (1) and filter barrel (2) filter screen (3).

2. The evacuated filtration device according to claim 1, wherein: filter barrel (2) top and be provided with outer lane (21) along the periphery wall, feeder hopper (1) bottom is provided with fill outer lane (11) along the periphery wall, fill outer lane (11) with outer lane (21) correspond the setting, quick detach subassembly (8) are provided with a plurality ofly along fighting outer lane (11) and a section of thick bamboo outer lane (21) week side interval, quick detach subassembly (8) are including hinge rod (81), the one end of hinge rod (81) articulates on outer lane (21), the other end threaded connection of hinge rod (81) has tighrening ring (82), it still has cup jointed movable sleeve (83) to lie in between self hinge point and tighrening ring (82) on hinge rod (81), breach (831) that runs through movable sleeve (83) diapire and supply to fight outer lane (11) embedding are seted up on the lateral wall of outer lane (11) towards fighting in movable sleeve (83).

3. The evacuated filtration device according to claim 2, wherein: the outer side wall of the hinge rod (81) is provided with a limiting groove (811) along the axial direction, and the inner wall of the movable sleeve (83) is provided with a limiting block (832) in sliding fit with the limiting groove (811).

4. The evacuated filtration device according to claim 2, wherein: and a rubber pad (9) is arranged on the inner wall of the notch (831).

5. The evacuated filtration device according to claim 1, wherein: filter on the barrel (2) top end wall along week side offered annular (22), filter screen (3) peripheral overlap joint in annular (22), filter screen (3) are provided with arris (31) along week side, bottom groove (12) that supply arris (31) embedding are seted up along week side on feeder hopper (1) bottom end wall.

6. The evacuated filtration device according to claim 1, wherein: and a sealing ring (10) is arranged between the end wall at the bottom of the feed hopper (1) and the end wall at the top of the filtering cylinder body (2).

7. The evacuated filtration device according to claim 6, wherein: sealing washer (10) bottom is provided with joint arris (101) along week side, filter barrel (2) top end wall is gone up along week side and is offered joint groove (23) that supply joint arris (101) embedding.

8. The evacuated filtration device according to claim 1, wherein: handles (13) are arranged on the outer walls of the two sides of the feed hopper (1).

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