CN209917479U - Eight-claw dragon bone for supporting filter bag - Google Patents
Eight-claw dragon bone for supporting filter bag Download PDFInfo
- Publication number
- CN209917479U CN209917479U CN201920489592.6U CN201920489592U CN209917479U CN 209917479 U CN209917479 U CN 209917479U CN 201920489592 U CN201920489592 U CN 201920489592U CN 209917479 U CN209917479 U CN 209917479U
- Authority
- CN
- China
- Prior art keywords
- filter bag
- gradient
- supporting
- internal thread
- dragon bone
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a eight claws dragon bone for supporting filter bag relates to the filter bag, aims at solving and damages the inconvenient problem of filter bag and dismouting, and its technical scheme main points are: the utility model provides a eight claw fossil fragments for supporting filter bag, includes venturi and is fixed in the fossil fragments of venturi lower shed border, venturi outer wall is three-level gradient design, and it includes first gradient, second gradient and third gradient, venturi's second gradient is provided with the external screw thread, external screw thread fit has the internal thread cover, internal thread cover lower shed department sets up the enstrophe edge, the enstrophe edge cooperates the upper shed of the platform edge clamp bag body that second gradient and third gradient formed. The utility model discloses a need not crooked steel wire and more can not produce the damage to the filter bag to reach the convenient technological effect that just can not produce the damage to the filter bag of dismouting filter bag.
Description
Technical Field
The utility model relates to a filter bag, more specifically says that it relates to a eight claws dragon bone for supporting filter bag.
Background
When the waste gas with dust particle pollutants is discharged, the waste gas can be discharged by filtering and collecting the dust particles through the filter bag; the specific structure of the filter bag is shown in fig. 5, and the filter bag comprises a bag body 9 with an opening structure at one end and a flanging 91 arranged at the opening section of the bag body.
When the filter bag is collecting particulate pollutants, the gas that carries with particulate pollutants gets into the filter bag through bag body 9 upper shed, and particulate pollutants is restricted to self volume and is detained in bag body 9 to accomplish gaseous filtration and the collection of particulate pollutants, but in the practical application discovery, the actual filtration efficiency of filter bag can receive the influence of bag body 9 expansion degree, and the filtration efficiency under the bag body 9 fold state is less than the filtration efficiency under the bag body 9 fully expandes the state promptly.
Aiming at the problems, the keel is arranged in the prior art for supporting the filter bag, and the fixing mode of the filter bag and the keel in the prior art is generally divided into two modes, wherein the first mode is that the connection part of the bag body 9 and the flanging is hooped by a steel wire, and the second mode is that the flanging 91 is penetrated by a puncture needle; the first middle fixing mode has the problem that the filter bag is inconvenient to detach and install, and the second middle fixing mode has the problem that the filter bag is damaged; therefore, a new solution is needed to solve this problem.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a eight claws dragon bone for supporting filter bag need not crooked steel wire and more can not produce the filter bag and damage to reach the convenient technological effect that can not produce the damage to the filter bag of dismouting filter bag.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a eight claw fossil fragments for supporting filter bag, includes venturi and is fixed in the fossil fragments of venturi lower shed border, venturi outer wall is three-level gradient design, and it includes first gradient, second gradient and third gradient, venturi's second gradient is provided with the external screw thread, external screw thread fit has the internal thread cover, internal thread cover lower shed department sets up the enstrophe edge, the enstrophe edge cooperates the upper shed of the platform edge clamp bag body that second gradient and third gradient formed.
By adopting the technical scheme, when the filter bag needs to be replaced, the internal thread sleeve is screwed anticlockwise until the internal thread sleeve is separated from the external thread of the second gradient, at the moment, the internal thread sleeve and the dust collection bag are not limited in mobility along the length direction of the keel section, so that the internal thread sleeve and the filter bag can be detached in a downward pulling mode; after the internal thread sleeve and the filter bag are detached, the filter bag and the internal thread sleeve are separated by using the deformation capacity of the filter bag, a new filter bag is taken to enable the flanging of the new filter bag to be attached to the inward-turning edge of the internal thread sleeve, the internal thread sleeve and the filter bag are guided to be sleeved on the keel joint from bottom to top, and finally the internal thread sleeve is screwed clockwise, so that the internal thread sleeve is matched with the thread of the external thread to realize the second-gradient fixation of the internal thread sleeve and the venturi tube; to sum up, the utility model discloses utilize interior thread bush cooperation second gradient, the turn-ups of pressing from both sides tight filter bag accomplishes the fixed of filter bag, compares in prior art, need not the crooked steel wire and more can not produce the filter bag and damage to reach the dismouting filter bag more convenient and can not produce the technological effect of damage to the filter bag.
The utility model discloses further set up to: and a flange plate is arranged at the top end of the first gradient of the venturi.
Through adopting above-mentioned technical scheme, utilize the ring flange to realize the utility model discloses install in particle pollutant treatment facility's technical requirement to ensure venturi tube and particle pollutant treatment facility's connection leakproofness.
The utility model discloses further set up to: and the inward turning edge is provided with a ring groove for embedding the turning edge towards the end surface of the second gradient.
Through adopting above-mentioned technical scheme, the turn-ups of filter bag is embedded into within the annular after, and the rethread is turned over along the cooperation second gradient lower extreme face and is pressed from both sides tightly in the rethread, has effectively improved the installation intensity of filter bag.
The utility model discloses further set up to: the outer circumferential surface of the internal thread sleeve is provided with a plurality of protruding strips at equal angles.
Through adopting above-mentioned technical scheme, when screwing the internal thread cover, provide the point of application of force by a plurality of protruding strips to it facilitates to screw the internal thread cover.
The utility model discloses further set up to: the keel joint comprises a plurality of vertical rod pieces, middle reinforcing rings and a bottom frame, wherein the top ends of the keel pieces are fixed with the venturi tubes, the middle reinforcing rings are fixed with the middle points of the vertical rod pieces, and the bottom frame is fixed at the bottom ends of the vertical rod pieces.
Through adopting above-mentioned technical scheme, the bag body is propped open with length direction through many vertical member to the fossil fragments festival to ensure the abundant expansion of bag body, simultaneously, through reinforcing ring and chassis in the middle of setting up, realize the support each other of vertical member, effectively improve the structural strength of fossil fragments festival.
The utility model discloses further set up to: the vertical rod piece is provided with a semicircular contact strip with a semicircular section, and the semicircular contact strip is abutted against the inner surface of the filter bag.
Through adopting above-mentioned technical scheme, vertical member contacts through the tangent mode of circular arc and filter bag internal surface to guaranteeing to reduce the contact volume of vertical member and bag body under the prerequisite that the fossil fragments propped open the bag body, and then reduce the fossil fragments festival and occupy to the filter bag internal surface.
The utility model discloses further set up to: and a falling body is arranged at the center of the bottom end of the bottom frame, and a steel cable is arranged between the falling body and the bottom frame for connection.
Through adopting above-mentioned technical scheme, utilize the self gravity that falls the body down, exert thrust to bag body inner chamber bottom to ensure the bag body in length direction's abundant expansion, and fall body and chassis under connecting through the cable wire, thereby avoid falling the body and losing down.
To sum up, the utility model discloses following beneficial effect has: the fixing of the filter bag is completed by utilizing the matching of the internal thread sleeve and the flanging of the clamping filter bag, and the filter bag is not damaged without bending a steel wire, so that the technical effects of convenient and fast disassembly and assembly of the filter bag and no damage to the filter bag are achieved; the technical requirements of the utility model for being installed on the particle pollutant treatment equipment are realized by using the flange plate, and the connection sealing performance of the venturi and the particle pollutant treatment equipment is ensured; after the turnup edge of the filter bag is embedded into the annular groove, the inner turnup edge is matched with the lower end face of the second gradient to clamp, so that the mounting strength of the filter bag is effectively improved; the force application points are provided by the plurality of protruding strips, so that convenience is brought to screwing of the internal thread sleeve; the keel joint props up the bag body in the length direction through a plurality of vertical rod pieces, so that the bag body is fully unfolded; the vertical rod pieces are supported by the middle reinforcing ring and the bottom frame, so that the structural strength of the keel joint is effectively improved; the vertical rod piece is contacted with the inner surface of the filter bag in a circular arc tangent mode, so that the contact amount of the vertical rod piece and the bag body is reduced on the premise of ensuring that the dragon bone joint stretches the bag body; the self gravity of the falling body is utilized to apply thrust to the bottom of the inner cavity of the bag body, so that the bag body is fully unfolded in the length direction; the falling body and the bottom frame are connected through the steel cable, so that the falling body is prevented from being lost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an exploded view of the present invention;
FIG. 3 is a partial cross-sectional view of the present invention after installation of the filter bag;
FIG. 4 is an enlarged view of section A of FIG. 3, showing primarily the mating relationship of the venturi and the internally threaded sleeve;
FIG. 5 is a schematic diagram of a filter bag.
Description of the drawings: 1. a venturi; 11. a first gradient; 12. a second gradient; 13. a third gradient; 14. a flange plate; 15. an external thread; 16. an internal thread sleeve; 17. inward turning edges; 18. a ring groove; 19. a protruding strip; 2. a keel joint; 20. a vertical rod member; 21. a middle reinforcing ring; 22. a chassis; 23. a semicircular contact strip; 24. a drop body; 25. a steel cord; 9. a bag body; 91. and (5) flanging.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An eight-claw dragon bone for supporting a filter bag is shown in fig. 1, fig. 2 and fig. 3 and comprises a venturi tube 1 and a keel section 2 welded and fixed on the edge of a lower opening of the venturi tube 1, the outer wall of the venturi tube 1 is in a three-stage gradient design and comprises a first gradient 11, a second gradient 12 and a third gradient 13, an external thread 15 is arranged on the second gradient 12 of the venturi tube 1, the external thread 15 is in threaded fit with an internal thread sleeve 16, an inward-turning edge 17 is formed at the lower opening of the internal thread sleeve 16 in a processing mode, and the inward-turning edge 17 is matched with a platform edge formed by the second gradient 12 and the third gradient 13 to clamp an upper opening of a bag body 9.
When the filter bag needs to be replaced, the internal thread sleeve 16 is screwed anticlockwise until the internal thread sleeve is separated from the external thread 15 of the second gradient 12, at the moment, the mobility of the internal thread sleeve 16 and the dust collection bag along the length direction of the keel joint 2 is not limited, so that the internal thread sleeve 16 and the filter bag can be detached in a downward pulling mode; after the internal thread sleeve 16 and the filter bag are detached, the filter bag is separated from the internal thread sleeve 16 by using the deformation capacity of the filter bag, a new filter bag is taken, the flange 91 of the new filter bag is attached to the inward-turned edge 17 of the internal thread sleeve 16, the internal thread sleeve 16 and the filter bag are guided to be sleeved on the keel joint 2 from bottom to top, and finally the internal thread sleeve 16 is screwed clockwise, so that the internal thread sleeve 16 is matched with the external thread 15 through the thread, the internal thread sleeve 16 and the venturi tube 1 are fixed at a second gradient 12, in this state, the bag body 9 is unfolded by the keel joint 2, and the flange 91 is clamped by the inward-turned edge 17 matched with the second gradient 12, so that the filter bag; to sum up, the utility model discloses utilize the 16 cooperation second gradients 12 of internal thread bush, press from both sides the fixed of filter bag of turn-ups 91 completion of tight filter bag, compare in prior art, need not the crooked steel wire and can not produce the harm to the filter bag to reach the dismouting filter bag more convenient and can not produce the technological effect of damage to the filter bag.
The utility model discloses need fixed mounting in the relevant position of particle pollutant treatment facility, for the compactness of being connected of ensureing venturi 1 and particle pollutant treatment facility, as shown in fig. 1, fig. 2, the 11 top machine-shaping in first gradient of venturi 1 has ring flange 14 to can pass through flange joint's mode fixed mounting the utility model discloses, effectively ensure venturi 1 and particle pollutant treatment facility's the compactness of being connected.
In order to ensure the installation strength of the filter bag, as shown in fig. 3 and 4, the annular groove 18 for embedding the flange 91 is formed on the end face of the inward turned edge 17 facing the second gradient 12, and the flange 91 of the filter bag is embedded in the annular groove 18 and then clamped by the inward turned edge 17 matching with the lower end face of the second gradient 12, so that the installation strength of the filter bag is effectively improved.
In order to facilitate the screwing of the internally threaded socket 16, as shown in fig. 2, a plurality of protruding strips 19 are formed at equal angles on the outer circumferential surface of the internally threaded socket 16, and when the internally threaded socket 16 is screwed, a point of application of force is provided by the plurality of protruding strips 19, thereby facilitating the screwing of the internally threaded socket 16.
The concrete structure of keel joint 2 is as follows, as shown in fig. 2 and fig. 3, the vertical rods 20 welded with venturi 1 at the multiple tops of keel joint 2, the middle reinforcing ring 21 fixed with the middle points of the multiple vertical rods 20, and the bottom frame 22 welded and fixed at the bottom ends of the multiple vertical rods 20, keel joint 2 props up bag body 9 in length direction through the multiple vertical rods 20, thereby ensuring the sufficient expansion of bag body 9, and meanwhile, through additionally arranging the middle reinforcing ring 21 and the bottom frame 22, the mutual support of vertical rods 20 is realized, and the structural strength of keel joint 2 is effectively improved.
For reducing the contact volume of vertical member 20 to the filter bag internal surface, as shown in fig. 2, fig. 3, vertical member 20 integrated into one piece has the semicircular contact strip 23 of cross-section semicircular in shape, and semicircular contact strip 23 butt is in the filter bag internal surface, and vertical member 20 contacts through the tangent mode of circular arc and filter bag internal surface to under the prerequisite of guaranteeing that keel joint 2 struts bag body 9, reduce the contact volume of vertical member 20 and bag body 9, and then reduce keel joint 2 to the occupation of filter bag internal surface.
Different filter bags may have different lengths, as shown in fig. 2 and 3, in order to ensure that the filter bags with different lengths can be fully unfolded, the center of the bottom end of the bottom frame 22 is provided with the falling body 24, the steel cable 25 is arranged between the falling body 24 and the bottom frame 22 for connection, so that the self gravity of the falling body 24 is utilized to apply thrust to the bottom of the inner cavity of the bag body 9, the full unfolding of the bag body 9 of the filter bags with different lengths is ensured, the falling body 24 is connected with the bottom frame 22 through the steel cable 25, and the loss of the falling body 24 is avoided.
The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a eight claw dragon bone for supporting filter bag which characterized in that: the outer wall of the venturi tube (1) is in a three-level gradient design and comprises a first gradient (11), a second gradient (12) and a third gradient (13), the second gradient (12) of the venturi tube (1) is provided with an external thread (15), the external thread (15) is in threaded fit with an internal thread sleeve (16), an inward turning edge (17) is arranged at the lower opening of the internal thread sleeve (16), and the inward turning edge (17) is matched with an upper opening of a bag body (9) and is formed by the second gradient (12) and the third gradient (13).
2. The eight-claw dragon bone for supporting a filter bag according to claim 1, wherein: and a flange plate (14) is arranged at the top end of the first gradient (11) of the venturi tube (1).
3. The eight-claw dragon bone for supporting a filter bag according to claim 1, wherein: and an annular groove (18) for embedding the flanging (91) is formed in the end face, facing the second gradient (12), of the inward flanging edge (17).
4. The eight-claw dragon bone for supporting a filter bag according to claim 1, wherein: the outer circumferential surface of the internal thread sleeve (16) is provided with a plurality of protruding strips (19) at equal angles.
5. The eight-claw dragon bone for supporting a filter bag according to claim 1, wherein: the upper end of the keel joint (2) is provided with a plurality of vertical rod pieces (20) fixed with the venturi tube (1), a middle reinforcing ring (21) fixed with the middle points of the vertical rod pieces (20), and a bottom frame (22) fixed at the bottom ends of the vertical rod pieces (20).
6. The eight-claw dragon bone for supporting a filter bag according to claim 5, wherein: the vertical rod piece (20) is provided with a semicircular contact strip (23) with a semicircular section, and the semicircular contact strip (23) is abutted to the inner surface of the filter bag.
7. The eight-claw dragon bone for supporting a filter bag according to claim 5, wherein: a falling body (24) is arranged in the center of the bottom end of the bottom frame (22), and a steel cable (25) is arranged between the falling body (24) and the bottom frame (22) for connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920489592.6U CN209917479U (en) | 2019-04-12 | 2019-04-12 | Eight-claw dragon bone for supporting filter bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920489592.6U CN209917479U (en) | 2019-04-12 | 2019-04-12 | Eight-claw dragon bone for supporting filter bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209917479U true CN209917479U (en) | 2020-01-10 |
Family
ID=69073228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920489592.6U Active CN209917479U (en) | 2019-04-12 | 2019-04-12 | Eight-claw dragon bone for supporting filter bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209917479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111603865A (en) * | 2020-04-30 | 2020-09-01 | 中国辐射防护研究院 | Automatic disassembly and assembly dust collector filter bag unit and disassembly and assembly and method thereof |
-
2019
- 2019-04-12 CN CN201920489592.6U patent/CN209917479U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111603865A (en) * | 2020-04-30 | 2020-09-01 | 中国辐射防护研究院 | Automatic disassembly and assembly dust collector filter bag unit and disassembly and assembly and method thereof |
| CN111603865B (en) * | 2020-04-30 | 2021-08-17 | 中国辐射防护研究院 | Automatic disassembly and assembly dust collector filter bag unit and disassembly and assembly and method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209917479U (en) | Eight-claw dragon bone for supporting filter bag | |
| CN211073385U (en) | Filter element dismounting device of smoke sampling probe | |
| CN209997335U (en) | quick installation device of formula of screwing in cylinder type filter bag | |
| CN210786626U (en) | Butt-joint structure of metal fiber felt filter bag | |
| CN207187354U (en) | A kind of boiler sack cleaner | |
| CN208415425U (en) | A kind of modified bilayer downspout device | |
| CN208988189U (en) | A kind of easy-to-dismount sofa leg | |
| CN205796816U (en) | A kind of pressed sealing device of ceramic filter dust pelletizing system ceramic filter tube | |
| CN211499737U (en) | Scaffold buckling structure | |
| CN208670380U (en) | A kind of stainless steel air hose | |
| CN208268551U (en) | A kind of stable type piping lane suspension and support | |
| CN207342378U (en) | A kind of new bag cage of height self-regulation | |
| CN214578815U (en) | Mouth of pipe plugging device convenient to dismouting | |
| CN205466158U (en) | Device is put in getting of microparticle | |
| CN209621564U (en) | A kind of compressor top cover, compressor and temperature equipment | |
| CN110405679B (en) | Flue gas sampling probe filter core dismounting device | |
| CN216198550U (en) | Air cleaner convenient to butt joint intake pipe fast | |
| CN213668372U (en) | Particle dust removal equipment for paint production waste gas | |
| CN216986757U (en) | Novel dust removal filter bag convenient to installation | |
| CN207708673U (en) | A kind of filter felt internal support | |
| CN214118298U (en) | Automobile exhaust pipe tail pipe mounting structure convenient to split | |
| CN209520509U (en) | A kind of fixture | |
| CN215692440U (en) | Gas analysis is pre-filter for appearance constructs | |
| CN216618907U (en) | Rubber ring convenient to replace | |
| CN213505164U (en) | Three proofings cloth pressfitting fastener |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |