CN220405147U

CN220405147U - Bag filter convenient to change

Info

Publication number: CN220405147U
Application number: CN202321867442.7U
Authority: CN
Inventors: 李耀华; 侯正伟; 何相骠
Original assignee: Shanghai Ziyou Stainless Steel Equipment Manufacturing Co ltd
Current assignee: Shanghai Ziyou Stainless Steel Equipment Manufacturing Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-30
Anticipated expiration: 2033-07-17

Abstract

The utility model provides a bag filter convenient to replace, and relates to the technical field of bag filters. This device can drive a plurality of dwells through rotating the connecting cylinder and rotate, drives the top of extruding rod slip value filter bag go-between for the knob downwardly moving, knob bottom extrusion connecting cylinder is spacing, when needs change the filter screen, reverse rotation knob release the spacing of connecting cylinder, rotate the connecting cylinder release the spacing of extruding rod can, thereby reach can once only spacing a plurality of filter bags, save the effect of installation dismantlement and time.

Description

Bag filter convenient to change

Technical Field

The utility model belongs to the technical field of bag filters, and particularly relates to a bag filter convenient to replace.

Background

The bag filter is a device for filtering and purifying gas, a plurality of filter bags are often combined into a group, a plurality of filter bags are combined into a device, dust particles in the gas are trapped on the filter bags when dust-containing gas passes through the filter bags, clean gas is discharged from an exhaust pipe through the filter bags, and the bag filter is commonly used as a final dust removing device after cyclone separators because of high efficiency.

The prior publication number is CN219002422U discloses a bag filter convenient for changing the sack, though the fixed ring is released through the mounting and supports tightly with the backup pad, then separates bracing piece and backup pad through the fastener, then removes the bracing piece from the top of fixed ring, then takes out the backup pad with the skeleton, takes off the filter bag from the skeleton to the realization is to the change of filter bag, improves the effect of the convenience of filter bag change.

Based on the above, the present inventors found that the following problems exist: whether the filter bag or most of the existing filter bag devices are installed, each filter bag device is limited in sequence, a plurality of filter bags are generally arranged in the filter bag, the filter bags are required to be cleaned frequently, the filter bags are required to be removed and installed frequently when in use, and each filter bag is assembled and disassembled one by one in sequence, so that a great deal of time is wasted.

Accordingly, the present utility model has been made in view of the above circumstances, and an object of the present utility model is to provide a bag filter which can be easily replaced, and which has a more practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a convenient-to-replace bag filter, which solves the problem that a great amount of time is consumed for limiting, fastening and disassembling a plurality of filter bags one by one in sequence at present.

The utility model provides a bag filter convenient to replace, which is achieved by the following specific technical means:

the utility model provides a bag filter convenient to change, includes the shell body, shell body bottom mounting has the intake pipe, shell body outer wall bottom mounting has the supporting leg, shell body outer wall one side top is fixed with the blast pipe, shell body top is through fastener demountable installation has the top cap, shell body inner wall is fixed with the filter bag board, the middle part at filter bag board top rotates and is connected with the connecting cylinder, connecting cylinder top outer wall is fixed with the dwang, connecting cylinder inner wall runs through and rotates and be connected with the threaded rod, the threaded rod top is fixed with the knob, the dwang bottom is fixed with the spring, the spring bottom is fixed with the extrusion rod.

Further, guide rails are fixed at the top of the inner wall of the outer shell, two guide rails are arranged, and the distance value between the two guide rails is matched with the thickness value of the rotating rod.

Further, the dwang is provided with a plurality of, and is a plurality of the dwang is circumference equidistance form and arranges, a plurality of dwang one end all with guide rail sliding connection.

Further, the filter bag board top runs through and has offered the standing groove, the quantity of standing groove equals the quantity of dwang, adjacent two the direct interval value of dwang equals adjacent two the direct interval value of standing groove.

Further, the springs are provided with a plurality of groups, each group of springs are provided with two springs, the two springs are respectively positioned at two ends of the top of the extrusion rod, the height value of each spring is larger than the distance value between the rotation rod and the filter bag plate, and the length value of each extrusion rod is larger than the diameter value of the placement groove.

Further, the inclined plane has been seted up to extrusion pole one side, the extrusion pole top is fixed with the loop bar, the flexible pole has been cup jointed in the activity of loop bar top, flexible pole top is fixed with the dwang bottom.

Further, threaded rod bottom and filter bag board middle part run through threaded connection, the height value of threaded rod is greater than the height value of connecting cylinder.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the connecting cylinder is rotated to drive the plurality of rotating rods to rotate, the squeezing rods are driven to slide to the top of the filter bag connecting ring, so that the knob moves downwards, the bottom of the knob squeezes the connecting cylinder to limit, when a filter screen needs to be replaced, the reverse rotation knob releases the limit of the connecting cylinder, and the squeezing rods are released from the limit of the rotating connecting cylinder, so that the effects of limiting the plurality of filter bags at one time and saving installation, disassembly and time are achieved.

2. According to the utility model, when the extrusion rod rotates, the inclined plane is positioned at the top of the connecting ring of the filter bag, and when the extrusion rod limits, the telescopic rod and the sleeve rod are matched, so that the spring cannot bend when the extrusion rod slides, meanwhile, the length of the spring is long, sufficient pressure can be always provided, the extrusion rod can better extrude the connecting ring at the top of the filter screen in the placing groove, and the filter bag connecting ring with the thickness smaller than the inclined plane can be used.

Drawings

Fig. 1 is a schematic front view of the overall structure of the present utility model.

Fig. 2 is a schematic view of the internal structure of the present utility model.

FIG. 3 is a schematic view of the structure of the filter bag plate of the present utility model from the bottom.

Fig. 4 is a schematic view of the structure of the rotating rod of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. an outer housing; 2. a top cover; 3. a fastener; 4. support legs; 5. an exhaust pipe; 6. an air inlet pipe; 7. a filter bag plate; 71. a placement groove; 8. a guide rail; 9. a connecting cylinder; 10. a rotating lever; 11. a threaded rod; 12. a knob; 13. a spring; 14. an extrusion rod; 15. an inclined plane; 16. a loop bar; 17. a telescopic rod.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 4:

the utility model provides a convenient-to-replace bag filter, which comprises an outer shell 1, wherein an air inlet pipe 6 is fixed at the bottom end of the outer shell 1, a supporting leg 4 is fixed at the bottom end of the outer wall of the outer shell 1, an exhaust pipe 5 is fixed at the top of one side of the outer wall of the outer shell 1, a top cover 2 is detachably arranged at the top of the outer shell 1 through a fastener 3, a filter bag plate 7 is fixed on the inner wall of the outer shell 1, a connecting cylinder 9 is rotatably connected to the middle part of the top of the filter bag plate 7, a rotating rod 10 is fixed at the outer wall of the top of the connecting cylinder 9, a threaded rod 11 is rotatably connected to the inner wall of the connecting cylinder 9 in a penetrating mode, a knob 12 is fixed at the top of the threaded rod 11, a spring 13 is fixed at the bottom of the rotating rod 10, and an extrusion rod 14 is fixed at the bottom end of the spring 13.

Wherein, the top of the inner wall of the outer shell 1 is fixed with guide rails 8, the guide rails 8 are provided with two, the interval value between the two guide rails 8 is matched with the thickness value of the rotating rod 10, the other end of the rotating rod 10 is supported by the guide rails 8, the length of the rotating rod 10 is longer, and the tilting deformation of the rotating rod 10 is prevented when the rotating rod 10 is used for a long time.

Wherein, dwang 10 is provided with a plurality ofly, and a plurality of dwang 10 are circumference equidistance form and arrange, and a plurality of dwang 10 one end all with guide rail 8 sliding connection can drive a plurality of dwang 10 through rotating connecting cylinder 9 and rotate, support dwang 10 through guide rail 8 and do not influence dwang 10's rotation simultaneously.

The top of the filter bag board 7 is provided with the placement grooves 71 in a penetrating manner, the number of the placement grooves 71 is equal to that of the rotating rods 10, and the distance value between the two adjacent rotating rods 10 is equal to that between the two adjacent placement grooves 71, so that when the limiting is not performed, the distance between each rotating rod 10 and each placement groove 71 is the same, and the rotating rods 10 can be located in the middle of the placement grooves 71 after moving by a certain angle.

Wherein, spring 13 is provided with the multiunit, and every group spring 13 is provided with two, and two springs 13 are located extrusion pole 14 top both ends respectively, and the height value of spring 13 is greater than the interval value between dwang 10 and the filter bag board 7, and the length value of extrusion pole 14 is greater than the diameter value of standing groove 71 for extrusion pole 14 can not drop from standing groove 71, and spring 13 length is longer simultaneously can provide sufficient pressure always, makes extrusion pole 14 can be better with the go-between extrusion at filter screen top in standing groove 71.

Wherein, inclined plane 15 has been seted up to extrusion pole 14 one side, extrusion pole 14 top is fixed with loop bar 16, loop bar 16 top activity has cup jointed telescopic link 17, telescopic link 17 top is fixed with dwang 10 bottom, the inclined plane 15 of seting up makes when carrying out extrusion pole 14 rotation, inclined plane 15 is located the top of the go-between of filter bag, the top of drive extrusion pole 14 slip value filter bag go-between that can be better, through the cooperation of telescopic link 17 and loop bar 16, spring 13 can not crooked when making extrusion pole 14 slide.

Wherein, threaded connection runs through in threaded rod 11 bottom and the filter bag board 7 middle part, and the height value of threaded rod 11 is greater than the height value of connecting cylinder 9, when rotating extrusion rod 14 to standing groove 71 top, drives threaded rod 11 through rotating knob 12 and rotates for knob 12 downwardly moving, knob 12 bottom extrusion connecting cylinder 9, with connecting cylinder 9 downwardly extrusion to 7 zonulae occludens of filter bag board, carries out spacingly through the frictional force between connecting cylinder 9 and the filter bag board 7, and then advances spacingly to a plurality of extrusion rods 14.

Specific use and action of the embodiment:

according to the utility model, a plurality of filter screens are firstly placed in the placing grooves 71 respectively, the rotating connecting cylinder 9 can drive the rotating rods 10 to rotate, the rotating rods 10 are supported by the guide rail 8 and simultaneously do not influence the rotation of the rotating rods 10, the direct interval value of two adjacent rotating rods 10 is equal to the direct interval value of two adjacent placing grooves 71, the interval between each rotating rod 10 and each placing groove 71 is the same, the rotating rods 10 can be positioned in the middle of the placing grooves 71 after moving a certain angle, the inclined plane 15 formed by the extruding rods 14 enables the rotating rods 14 to rotate, the inclined plane 15 is positioned at the top of the connecting ring of the filter bag, the top of the connecting ring of the extruding rod 14 can be better driven to slide by the sliding value, the spring 13 can not bend when the extruding rods 14 slide by the cooperation of the telescopic rods 17 and the sleeve rod 16, the length of the spring 13 is long, the connecting ring at the top of the filter screen can be better extruded in the placing grooves 71, the extruding rods 14 can be rotated to the top of the placing grooves 71, the rotating rods 12, the rotating rods 14 can be tightly connected with the filter screen through the rotating rods 12, the rotating rods 12 can be connected with the rotating rods 9 through the rotating rods 12, the rotating rods 9 can be tightly, the rotating rods 9 can be connected with the filter bag 9 when the rotating rods are connected with the rotating cylinder 9, and the filter bag is tightly, and the filter bag is connected by the rotating cylinder 9 is required to be removed, and the rotating cylinder 9 is connected.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a bag filter convenient to change, includes shell body (1), shell body (1) bottom mounting has intake pipe (6), shell body (1) outer wall bottom mounting has supporting leg (4), shell body (1) outer wall one side top is fixed with blast pipe (5), shell body (1) top has top cap (2) through fastener (3) demountable installation, its characterized in that: the novel filter bag is characterized in that a filter bag plate (7) is fixed on the inner wall of the outer shell (1), a connecting cylinder (9) is rotationally connected to the middle of the top of the filter bag plate (7), a rotating rod (10) is fixed on the outer wall of the top of the connecting cylinder (9), a threaded rod (11) is connected to the inner wall of the connecting cylinder (9) in a penetrating and rotating mode, a knob (12) is fixed on the top of the threaded rod (11), a spring (13) is fixed on the bottom of the rotating rod (10), and an extrusion rod (14) is fixed on the bottom of the spring (13).

2. A bag filter for facilitating replacement as defined in claim 1, wherein: guide rails (8) are fixed at the top of the inner wall of the outer shell (1), two guide rails (8) are arranged, and the distance value between the two guide rails (8) is matched with the thickness value of the rotating rod (10).

3. A bag filter for facilitating replacement as defined in claim 2, wherein: the rotating rods (10) are arranged in a plurality, the rotating rods (10) are distributed in a circumferential equidistant mode, and one ends of the rotating rods (10) are connected with the guide rail (8) in a sliding mode.

4. A bag filter for facilitating replacement as defined in claim 1, wherein: the top of the filter bag plate (7) is penetrated and provided with a placing groove (71), the number of the placing grooves (71) is equal to that of the rotating rods (10), and the distance value between two adjacent rotating rods (10) is equal to that between two adjacent placing grooves (71).

5. A bag filter for facilitating replacement as defined in claim 4, wherein: the spring (13) is provided with the multiunit, every group spring (13) is provided with two, and two spring (13) are located extrusion pole (14) top both ends respectively, the height value of spring (13) is greater than the interval value between dwang (10) and filter bag board (7), the length value of extrusion pole (14) is greater than the diameter value of standing groove (71).

6. A bag filter for facilitating replacement as defined in claim 1, wherein: inclined planes (15) are formed in one side of the extrusion rod (14), a sleeve rod (16) is fixed to the top of the extrusion rod (14), a telescopic rod (17) is movably sleeved on the top of the sleeve rod (16), and the top end of the telescopic rod (17) is fixed to the bottom of the rotating rod (10).

7. A bag filter for facilitating replacement as defined in claim 1, wherein: the bottom end of the threaded rod (11) is in threaded connection with the middle part of the filter bag plate (7), and the height value of the threaded rod (11) is larger than that of the connecting cylinder (9).