CN213790258U

CN213790258U - Bag filter

Info

Publication number: CN213790258U
Application number: CN202022681508.6U
Authority: CN
Inventors: 邓连华; 曹仁广; 胡红军; 李晓军; 张帅杰; 栾龙峰
Original assignee: CHTC Jiahua Nonwoven Co Ltd
Current assignee: CHTC Jiahua Nonwoven Co Ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-27
Anticipated expiration: 2030-11-18

Abstract

The utility model belongs to the technical field of filtering devices, in particular to a bag filter, which comprises a filter body, a flange male, a flange female, a stepping motor, a positive thread, a moving arm and a cover plate, wherein a sewage inlet pipe is fixedly inserted at the opening part at the left end of the filter body, the other end of the sewage inlet pipe extends to the top end of the filter body, the top end of the filter body is fixedly provided with a filter bag, the other end of the filter bag extends to the inner cavity of the filter body, the top end of the outer wall of the filter body is fixedly sleeved with a flange male, the bag filter is simple in structure and low in investment cost, on the basis of not influencing the filtering effect, great convenience is provided for the work of replacing the filter bag, the complex work of the bag filter in the original work can be improved only through the work of the stepping motor, and the filtering effect of the bag filter and the working strength of workers in the field are optimized.

Description

Bag filter

Technical Field

The utility model discloses a belong to filter equipment technical field, specifically be a bag filter.

Background

The bag filter is a multipurpose filtering device which has the advantages of novel structure, small volume, simple and flexible operation, energy conservation, high efficiency, closed work and strong applicability. Bag filters are a new type of filtration system. The bag filter is internally provided with a metal mesh basket for supporting a filter bag, liquid flows in from an inlet, flows out from an outlet after being filtered by the filter bag, impurities are intercepted in the filter bag, and the filter bag can be continuously used after being replaced.

Due to the limitation of the working principle of the bag filter, if the filter bag is frequently and needs to be frequently replaced, the flange plate needs to be repeatedly opened through the bolts when the filter bag is replaced in the conventional bag filter, so that the labor intensity of workers is continuously increased, and moreover, because the bag filter is generally combined by a plurality of groups for use, under the working environment with higher strength, the workers are difficult to avoid the connection looseness of individual bag filters in the process of disassembling and assembling flanges, and the looseness of the connection can certainly cause the problems of water leakage of the bag filter and low filtering efficiency.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of present bag filter need be through the repeated ring flange of opening of bolt when changing the filter bag, this intensity of labour that just makes the staff constantly increases, moreover, because bag filter generally uses by multiunit combination, under the higher operational environment of intensity, the staff is at the in-process of dismouting flange, hardly avoids individual bag filter to connect not hard up, and the not hard up problem that will cause bag filter to leak and filtration efficiency to hang down of connection the utility model discloses.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme: a bag filter comprises a filter body, a flange male, a flange female, a stepping motor, a positive thread, a moving arm and a cover plate, wherein a sewage inlet pipe is fixedly inserted at the opening at the left end of the filter body, the other end of the sewage inlet pipe extends to the top end of the filter body, a filter bag is fixedly arranged at the top end of the filter body, the other end of the filter bag extends to the inner cavity of the filter body, the flange male is fixedly sleeved at the top end of the outer wall of the filter body, the flange female is fixedly screwed at the bottom end of the flange male through a bolt, a multifunctional rod and a movable sealing port are respectively fixedly arranged at the top end of the flange female, the number of the multifunctional rods is two, the cover plate is movably inserted at the inner sides of the two groups of multifunctional rods, the stepping motor is fixedly arranged at the top end of the right side wall of the multifunctional rod, and a rotating rod is fixedly screwed at the power output end of the stepping motor, and the other end of bull stick runs through the inner wall of multi-functional pole and through the fixed grafting in the right side wall with another group of multi-functional pole of bearing, the outer wall left side and the outer wall right side of bull stick are fixed respectively and are provided with positive screw thread and anti-thread, and the outer wall of positive screw thread and anti-thread all fixed the cup joint has the travelling arm, the front end of travelling arm all has the connecting rod through the fixed spiro union of pivot, and the quantity of connecting rod is two sets of, two sets of the connecting rod all passes through the fixed spiro union in the top of apron of pivot.

Preferably, a water outlet pipe is fixedly inserted into an opening at the bottom end of the filter body, and the bottom end of the filter body is fixedly screwed with a supporting leg through a bolt.

Preferably, the radius of the bottom end of the cover plate is equal to the radius of the opening at the top end of the movable sealing opening.

Preferably, a pressure gauge is fixedly arranged at the top end of the cover plate.

Preferably, the outer wall of the bottom end of the cover plate is fixedly sleeved with a rubber ring, and the rubber ring is in interference fit with the inner wall of the opening of the movable sealing opening.

Preferably, the bottom end of the cover plate is fixedly provided with a hydraulic buffer groove, and the opening radius of the hydraulic buffer groove is slightly smaller than the bottom radius of the cover plate.

Preferably, the number of the moving arms is two, and the inner cavities of the moving arms are respectively provided with internal threads matched with the threads of the outer walls of the positive threads and the reverse threads.

Compared with the prior art, the beneficial effects of the utility model are that: this bag filter's filter body, ring flange are public, flange dish is female, step motor, positive screw, removal arm and apron etc. link up according to the preface, simple structure, and investment cost is low, on the basis that does not influence its filter effect, for changing its filter bag work provides to a great extent convenience, only can improve its complicated work in original work through its step motor's work, has optimized bag filter's filter effect and this area staff's working strength.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the bottom end of the cover plate structure of the present invention.

In the figure: 100 filter bodies, 110 sewage inlet pipes, 120 filter bags, 130 water outlet pipes, 140 supporting legs, 200 flange male plates, 300 flange female plates, 310 multifunctional rods, 320 movable sealing ports, 400 stepping motors, 410 rotating rods, 500 positive threads, 510 negative threads, 600 moving arms, 610 connecting rods, 700 cover plates, 710 pressure gauges, 720 water pressure buffer tanks and 730 rubber rings.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a bag filter's filter body, the ring flange is public, the flange dish is female, step motor, positive screw, shift arm and apron etc. link up in proper order, moreover, the steam generator is simple in structure, low in investment cost, on the basis that does not influence its filter effect, for changing its filter bag work provides convenience to a great extent, can improve its complicated work in original work through the work of its step motor only, the filter effect of bag filter and the working strength of staff in the field have been optimized, be used for beneficial effect in the use, moreover, the steam generator is simple in structure, the work efficiency is improved, please refer to FIG. 1, filter body 100, ring flange public 200, flange dish female 300, step motor 400, positive screw 500, shift arm 600 and apron 700;

referring to fig. 1-2, a sewage inlet pipe 110 is fixedly inserted into an opening at a left end of a filter body 100, the other end of the sewage inlet pipe 110 extends to a top end of the filter body 100, a filter bag 120 is fixedly disposed at the top end of the filter body 100, the other end of the filter bag 120 extends to an inner cavity of the filter body 100, a flange male 200 is fixedly sleeved at a top end of an outer wall of the filter body 100, a flange female 300 is fixedly screwed at a bottom end of the flange male 200 through bolts, a multifunctional rod 310 and a movable sealing port 320 are respectively fixedly disposed at a top end of the flange female 300, the number of the multifunctional rods 310 is two, a cover plate 700 is movably inserted into inner sides of the two groups of multifunctional rods 310, a stepping motor 400 is fixedly disposed at a top end of a right side wall of the multifunctional rod 310, a rotary rod 410 is fixedly screwed at a power output end of the stepping motor 400, and the other end of the rotary rod 410 penetrates through an inner wall of the multifunctional rod 310 and is fixedly inserted into a right side wall of the other group of multifunctional rod 310 through a bearing, the left side and the right side of the outer wall of the rotating rod 410 are respectively and fixedly provided with a positive thread 500 and a negative thread 510, the outer walls of the positive thread 500 and the negative thread 510 are respectively and fixedly sleeved with a moving arm 600, the front end of the moving arm 600 is fixedly screwed with a connecting rod 610 through a rotating shaft, the number of the connecting rods 610 is two, the two groups of connecting rods 610 are fixedly screwed on the top end of the cover plate 700 through the rotating shaft, a water outlet pipe 130 is fixedly inserted at the bottom end opening of the filter body 100, the bottom end of the filter body 100 is fixedly screwed with a supporting leg 140 through a bolt, the radius size of the bottom end of the cover plate 700 is equal to the radius size of the top end opening of the movable sealing port 320, the top end of the cover plate 700 is fixedly provided with a pressure gauge 710, the outer wall at the bottom end of the cover plate 700 is fixedly sleeved with a rubber ring 730, and the opening radius of the hydraulic buffer slot 720 is slightly smaller than the bottom radius of the cover plate 700, the number of the moving arms 600 is two, and the inner cavities of the two moving arms 600 are respectively provided with internal threads matched with the threads on the outer walls of the positive thread 500 and the negative thread 510, before sewage enters the inner cavity of the filter body 100 through the sewage inlet pipe 110, the sewage firstly contacts with the movable sealing port 320 due to the hydraulic pressure, and at this time, the hydraulic buffer slot 720 gives a certain buffer to the sewage.

When in specific use, the person skilled in the art can place the bag filter in a predetermined position, connect the sewage inlet pipe 110 with the sewage discharge port, before sewage enters the inner chamber of the filter body 100 through the sewage inlet pipe 110, because of the water pressure, contact with the movable sealing port 320 first, and the water pressure buffer slot 720 will give sewage certain buffering at this moment, and then carry out filtering work through filtering the bag 120, the water after filtering flows out through the outlet pipe 130, and can know whether this filter bag 120 needs to be changed through observing the pressure gauge 710, when needing to be changed, start the step motor 400, the rotation of bull stick 410 will make two sets of moving arms 600 move in opposite directions at the bull stick 410 outer wall at this moment, thereby cooperation connecting rod 610 pulls the apron 700 to break away from the movable sealing port 320, make this bag filter top be the opening, thereby carry out the change work of filtering the bag 120.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a bag filter, includes filter body (100), ring flange male (200), ring flange female (300), step motor (400), positive screw thread (500), removal arm (600) and apron (700), its characterized in that: a sewage inlet pipe (110) is fixedly inserted at the opening at the left end of the filter body (100), the other end of the sewage inlet pipe (110) extends to the top end of the filter body (100), a filter bag (120) is fixedly arranged at the top end of the filter body (100), the other end of the filter bag (120) extends to the inner cavity of the filter body (100), a flange male (200) is fixedly sleeved at the top end of the outer wall of the filter body (100), a flange female (300) is fixedly screwed at the bottom end of the flange male (200) through bolts, a multifunctional rod (310) and a movable sealing port (320) are respectively fixedly arranged at the top end of the flange female (300), the number of the multifunctional rods (310) is two, a cover plate (700) is movably inserted at the inner side of the multifunctional rods (310), and a stepping motor (400) is fixedly arranged at the top end of the right side wall of the multifunctional rod (310), the utility model discloses a step motor, including step motor (400), the fixed spiro union of power take off end of step motor (400) has bull stick (410), and the other end of bull stick (410) runs through the inner wall of multi-functional pole (310) and through the bearing fixed grafting in with the right side wall of another group multi-functional pole (310), the outer wall left side and the outer wall right side of bull stick (410) are fixed respectively and are provided with positive screw thread (500) and back-off thread (510), and the outer wall of positive screw thread (500) and back-off thread (510) all fixedly cup jointed removal arm (600), the front end of removal arm (600) all has connecting rod (610) through the fixed spiro union of pivot, and the quantity of connecting rod (610) is two sets of, two sets of connecting rod (610) all through the fixed spiro union in the top of apron (700) of pivot.

2. A bag filter as defined in claim 1, wherein: a water outlet pipe (130) is fixedly inserted at an opening at the bottom end of the filter body (100), and the bottom end of the filter body (100) is fixedly screwed with a supporting leg (140) through a bolt.

3. A bag filter as defined in claim 1, wherein: the radius size of the bottom end of the cover plate (700) is equal to the radius size of the opening at the top end of the movable sealing opening (320).

4. A bag filter as defined in claim 1, wherein: the top end of the cover plate (700) is fixedly provided with a pressure gauge (710).

5. A bag filter as defined in claim 1, wherein: the outer wall of the bottom end of the cover plate (700) is fixedly sleeved with a rubber ring (730), and the rubber ring (730) is in interference fit with the inner wall of the opening of the movable sealing opening (320).

6. A bag filter as defined in claim 1, wherein: the bottom end of the cover plate (700) is fixedly provided with a hydraulic buffer groove (720), and the opening radius of the hydraulic buffer groove (720) is slightly smaller than the bottom end radius of the cover plate (700).

7. A bag filter as defined in claim 1, wherein: the quantity of removal arm (600) is two sets of, and two sets of the inner chamber of removal arm (600) is provided with the internal thread with positive screw thread (500) and anti-thread (510) outer wall screw thread looks adaptation respectively.