CN113500031B - Sealed sight glass with cleaning function - Google Patents
Sealed sight glass with cleaning function Download PDFInfo
- Publication number
- CN113500031B CN113500031B CN202110846214.0A CN202110846214A CN113500031B CN 113500031 B CN113500031 B CN 113500031B CN 202110846214 A CN202110846214 A CN 202110846214A CN 113500031 B CN113500031 B CN 113500031B
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- China
- Prior art keywords
- sight glass
- ring
- wiping
- groove
- sealing
- 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.)
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- 239000011521 glass Substances 0.000 title claims abstract description 75
- 238000004140 cleaning Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 47
- 230000009471 action Effects 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000013013 elastic material Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 55
- 238000012856 packing Methods 0.000 claims description 26
- 230000000903 blocking effect Effects 0.000 claims description 15
- 238000013016 damping Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims 2
- 230000008676 import Effects 0.000 claims 1
- 238000007790 scraping Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 8
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 10
- 238000005453 pelletization Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005550 wet granulation Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/24—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with radially or tangentially compressed packing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a sealed sight glass with a cleaning function, which comprises a lower flange disc arranged at an opening of a cylinder cover end socket, wherein the lower flange disc is connected with an upper flange disc through a sunk screw, and a sight glass is clamped between the upper flange disc and the lower flange disc; still include clean mechanism, clean mechanism includes the action bars, the action bars runs through the sight glass, and the inner symmetric connection of action bars has two to clean the arm, clean the arm and install the strip of scraping that is used for striking off material on the sight glass inner wall along length direction, it is made by elastic material to scrape the strip, scrape the strip including being the integral type structure and consecutive first forked tail draw runner portion, the base part with strike off the portion, clean the first forked tail draw runner portion of offering on the arm with first forked tail draw runner portion looks adaptation, the cross-section of striking off the portion is circular shape, and the diameter of striking off the portion is greater than the width of base part. The invention has the cleaning function, can scrape the materials attached to the inner side of the sight glass on line and ensures that the staff can observe the granulating process clearly.
Description
Technical Field
The invention relates to the technical field of wet mixing granulators, in particular to a sealed sight glass with a cleaning function.
Background
The wet mixing granulator is a special device for mixing materials and injecting an adhesive to carry out wet granulation in the production of solid preparations in the pharmaceutical industry, and is also suitable for mixing and granulating powdery materials in food and chemical industries. Normally can install the sight glass on wet process mixer granulator's cylinder cap head for observe the material state in the material jar, however, current wet process mixer granulator material can be attached to the sight glass inboard at pelletization in-process, thereby leads to can't see through the sight glass and continue to observe the pelletization process. Therefore, there is a need in the market for a mirror with a cleaning function to solve the above problems.
Disclosure of Invention
The invention aims to provide a sealing sight glass with a cleaning function, which has the cleaning function and can scrape materials attached to the inner side of the sight glass on line so as to ensure that a worker can observe a granulating process clearly.
In order to achieve the purpose, the invention provides the following technical scheme: the sealing sight glass with the cleaning function comprises a lower flange disc arranged at an opening of a cylinder cover end socket, wherein the lower flange disc is connected with an upper flange disc through a countersunk head screw, and a sight glass is clamped between the upper flange disc and the lower flange disc; still include clean mechanism, clean mechanism includes the action bars, the action bars runs through the sight glass to the inner symmetrical connection of action bars has two to clean the arm, clean the arm and install the strip of scraping that is used for striking off material on the sight glass inner wall along length direction, scrape the strip and make by elastic material, scrape the strip and include that be the integral type structure and consecutive first forked tail draw runner portion, base part and strike off the portion, the first forked tail draw runner portion of offering on the arm with first forked tail draw runner portion adaptation wipes off, the cross-section of portion of striking off is circular shape to the diameter of portion of striking off is greater than the width of base part.
Through adopting above-mentioned technical scheme, utilize the action bars to drive and clean the arm rotation, clean the strip of scraping on the arm and strike off the inboard material of sight glass to realize the inboard online cleanness of sight glass, solved effectively and observed the problem of pelletization process unable continuation because of the material is attached to the sight glass inboard at the pelletization in-process.
The novel sight glass is further provided with a mounting seat, a shaft sleeve, a shell and an elastic cushion block, wherein a round hole is formed in the middle of the sight glass, the mounting seat is inserted into the round hole, a limiting flange extending towards the periphery is arranged at the inner end of the mounting seat, a first sealing groove is formed in one side, close to the sight glass, of the limiting flange along the circumferential direction, a first O-shaped sealing ring is embedded in the first sealing groove and is abutted against the inner side of the sight glass, the shell and the elastic cushion block are sequentially arranged on the periphery of the mounting seat from top to bottom, the shell is in threaded connection with the mounting seat, and when the shell is screwed, the shell tightly presses the elastic cushion block on the outer side of the sight glass; the shaft sleeve penetrates through the mounting seat along the axial direction, the shaft sleeve is sleeved on the periphery of the operating rod, an annular mounting groove is formed in the inner side of the mounting seat and is close to the inner end of the operating rod, a silica gel ring is embedded in the annular mounting groove and is sleeved on the periphery of the shaft sleeve, a limiting convex edge extending towards the periphery is arranged at the inner end of the shaft sleeve, the limiting flange abuts against the inner end of the silica gel ring, a blocking ring is connected to the inner wall of the mounting seat in a threaded mode, and the blocking ring abuts against the inner end face of the limiting convex edge; a second sealing groove is formed in the periphery of the shaft sleeve, a second O-shaped sealing ring is embedded in the second sealing groove, and the second O-shaped sealing ring is abutted to the inner side of the mounting seat.
Through adopting above-mentioned technical scheme, realized the installation of axle sleeve, simultaneously, the action bars slides along the axial in the axle sleeve, and not only stability is good, and the friction is little moreover, long service life.
The invention is further arranged in such a way that the two wiping arms are symmetrically hinged at the inner end of the operating rod, guide inclined planes are respectively arranged on the opposite sides of the two wiping arms, a blocking component acting on the two wiping arms is mounted on the lower flange plate, when the operating rod moves downwards, the blocking component acts on the two wiping arms to open the two wiping arms, a containing cavity for containing the two wiping arms is axially arranged at the inner end of the shaft sleeve, and a flared flaring is arranged at the inlet of the containing cavity.
Through adopting above-mentioned technical scheme, when the action bars were down, two clean the arm and open under the effect that blocks the subassembly for clean the strip of scraping on the arm and support inboard at the sight glass, can clean the sight glass inboard during the rotation, when the action bars were gone upward, two wipe the paper arm and fold gradually under the restriction of flaring, and accomodate to accomodating the chamber, provide clearer field of vision for the staff.
The invention is further arranged in that the blocking assembly comprises a middle baffle plate, two ends of the middle baffle plate are respectively provided with a spring groove, a return spring and a support rod are sequentially arranged in the spring grooves from inside to outside, the inner wall of the lower flange plate is provided with a pair of support grooves, one end of each support rod is abutted against the corresponding return spring, the other end of each support rod is inserted into the corresponding support groove, and the inner wall of each spring groove is also provided with an O-shaped ring which is in sealing fit with the corresponding support rod.
Through adopting above-mentioned technical scheme, during the installation, in the spring groove that corresponds on the baffle during earlier impressing two bracing pieces, aim at the support groove separately again, two bracing pieces are impressed in the support groove that corresponds on the flange down in the effect of spring to the realization blocks the quick installation of subassembly, and it is very convenient to operate.
The outer end of the operating rod is connected with an operating assembly in a linkage mode, the operating assembly comprises an end cover and a plurality of handles, a sliding cavity extending along the circumferential direction is formed between the shell and the shaft sleeve and is close to the upper end of the shaft sleeve, a surrounding part extending downwards is arranged on the edge of the end cover, the lower part of the surrounding part extends into the sliding cavity, a hexagonal prism section and a threaded column section are sequentially arranged on the upper end of the operating rod from the right to the top, a hexagonal hole matched with the hexagonal prism section is formed in the end cover, the threaded column section is in threaded connection with a flange nut, and when the flange nut is screwed, the flange nut locks the end cover on the upper end face of the operating rod; the outer side of the end cover is provided with a plurality of inserted bars corresponding to the number of the handles, and the handles are provided with slots matched with the corresponding inserted bars.
Through adopting above-mentioned technical scheme, the handle is connected with the action bars through the end cover, can realize through operating handle that the action bars goes up and down and rotate, and it is very convenient to operate to simple structure does benefit to the equipment operation.
The damping device is further provided with a fixed sleeve, a sliding sleeve and a damping spring which are arranged in the sliding cavity, wherein the outer end of the inner wall of the mounting seat is provided with an annular clamping groove, the fixed sleeve and the sliding sleeve are both sleeved on the periphery of the shaft sleeve, the lower part of the sliding sleeve is embedded in the annular clamping groove, the lower part of the damping spring is sleeved on the periphery of the fixed sleeve, the upper end of the damping spring is abutted against the lower end of the sliding sleeve, and the upper end of the sliding sleeve is abutted against the lower end of the surrounding part.
Through adopting above-mentioned technical scheme, when the action bars went on the inboard clean operation of sight glass down, damping spring was compressed and holds power, and after the cleanness was accomplished, unclamped the action bars, and damping spring release energy promotes draw runner and end cover and goes upward, and then makes the action bars go upward and displacement to initial position, has reduced the operation that is used for pulling back the action bars, and the operation is lighter, can promote user experience.
The invention is further provided with a locking assembly, the locking assembly comprises a limit screw and an elastic locking block, an inclined hole is formed in the surrounding part, the inclined hole extends from the right lower part to the upper part and is close to the central axis, a linkage hole corresponding to the inclined hole is formed in the shaft sleeve, a locking hole corresponding to the inclined hole is formed in the shell, the elastic locking block is arranged in the inclined hole and the linkage hole in the working state, the limit screw is connected to the outer end of the locking hole in a threaded manner, a first arc-shaped guide part is arranged at the lower part of the inner end of the locking hole, and a second arc-shaped guide part matched with the first arc-shaped guide part is arranged at the lower part of the outer end of the elastic locking block.
By adopting the technical scheme, when the operating rod moves downwards to the wiping arm and is completely opened, the elastic locking block is positioned in the inclined hole and the linkage hole, the elastic locking block is in a compression state, the operating rod is linked with the shaft sleeve, the operating rod moves upwards to the wiping arm, the paper wiping arm is folded and is accommodated in the accommodating cavity, the inclined hole is coaxially butted with the locking hole, the elastic locking block restores to the initial state and extends into the locking hole, the operating rod cannot rotate, and the effect of protecting the operating rod is achieved.
The invention is further arranged in such a way that a packing cavity is axially formed in the middle of the outer end of the shaft sleeve, sealing packing for forming sealing fit with the operating rod is arranged in the packing cavity, a pressing ring is arranged at the outer end of the packing cavity, a pressing cover is in threaded connection with the outer end of the operating rod and presses the pressing ring, and the sealing packing is tightly pressed in the packing cavity by the pressing ring.
Through adopting above-mentioned technical scheme, can promote the leakproofness between axle sleeve and the action bars.
The material guide brush further comprises a material guide brush, the material guide brush comprises a second dovetail slide bar portion in an integrated structure and a plurality of material guide sheet portions uniformly arranged on the second dovetail slide bar portion, a second dovetail slide groove portion matched with the second dovetail slide bar portion is formed in the wiping arm, the material guide sheet portions are obliquely arranged, and when the wiping arm rotates, orthographic projections of two adjacent material guide sheet portions on a normal plane have overlapping portions.
By adopting the technical scheme, the scraping strip still leaves a mark on the inner side of the sight glass after scraping the material, namely the scraped material part between the scraping strip and the sight glass is attached to the sight glass, the operation rod is reversed, and the scraped material is gradually scraped to the edge of the sight glass by the plurality of material guide sheets, so that the definition of the external sight area of the sight glass can be further improved.
The invention is further provided with a first gasket, a second gasket and a third O-shaped sealing ring, wherein an annular groove is formed in the inner side of the lower flange plate, the first gasket, the sight glass, the third O-shaped sealing ring and the second gasket are all installed in the annular groove, the first gasket is clamped between the upper flange plate and the sight glass, the second gasket is clamped between the lower flange plate and the sight glass, a third sealing groove is formed in one side of the second gasket, close to the sight glass, along the circumferential direction, the third O-shaped sealing ring is embedded in the third sealing groove, and the third O-shaped sealing ring is abutted to the inner end face of the sight glass and the inner wall of the annular groove.
Through adopting above-mentioned technical scheme, first packing ring, second packing ring and third O shape sealing washer set up at the initial position that the material leaked, have stopped the emergence that the material leaked from the source, have improved the sealing performance of sight glass effectively.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a top view of a portion of the wiper arm of the present invention;
FIG. 3 is a left side view of the wiper arm of the present invention;
FIG. 4 is a schematic view of the fitting structure of the shaft sleeve, the mounting seat and the lens according to the present invention;
FIG. 5 is a schematic view of the mounting structure of the barrier assembly of the present invention;
FIG. 6 is a schematic structural view of the locking assembly of the present invention;
fig. 7 is a schematic view of a sealing structure between the operating rod and the shaft sleeve according to the present invention.
In the figure: 1. a lower flange plate; 2. countersunk head screws; 3. an upper flange plate; 4. a sight glass; 5. a cleaning mechanism; 6. an operating lever; 7. a wiper arm; 8. scraping the strips; 9. a first dovetail slider portion; 10. a base portion; 11. a scraping section; 12. a first dovetail slide groove portion; 13. a mounting seat; 14. a shaft sleeve; 15. a housing; 16. an elastic cushion block; 17. a circular hole; 18. a limiting flange; 19. a first seal groove; 20. a first O-ring seal; 21. an annular mounting groove; 22. a silica gel ring; 23. a limiting convex edge; 24. a baffle ring; 25. a second seal groove; 26. a second O-ring seal; 27. a guide slope; 28. a blocking component; 29. a receiving cavity; 30. flaring; 31. a middle baffle plate; 32. a spring slot; 33. a return spring; 34. a support bar; 35. a support groove; 36. an O-shaped ring; 37. an operating component; 38. an end cap; 39. a handle; 40. a slide chamber; 41. an enclosing section; 42. a hexagonal prism section; 43. a threaded post section; 44. a hexagonal hole; 45. a flange nut; 46. inserting a rod; 47. a slot; 48. fixing a sleeve; 49. a sliding sleeve; 50. a damping spring; 51. an annular neck; 52. a locking assembly; 53. a limit screw; 54. a resilient locking block; 55. an inclined hole; 56. a linkage hole; 57. a locking hole; 58. a first arc-shaped guide part; 59. a second arc-shaped guide part; 60. a packing cavity; 61. sealing and filling; 62. pressing a ring; 63. a gland; 64. a material guiding brush; 65. a second dovetail slider portion; 66. a material guide sheet part; 67. a second dovetail slide groove portion; 68. a first gasket; 69. a second gasket; 70. a third O-ring seal; 71. an annular groove; 72. a third seal groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): the sealing sight glass with the cleaning function as shown in the attached figures 1-7 comprises a lower flange plate 1 arranged at an opening of a cylinder cover end socket, wherein the lower flange plate 1 is connected with an upper flange plate 3 through a countersunk head screw 2, the countersunk head screw 2 is provided with a corresponding screw protection cover, the sealing performance of a sight glass 4 can be improved, the overall structure is simpler and more attractive, and the sight glass 4 is clamped between the upper flange plate 3 and the lower flange plate 1; the cleaning device further comprises a cleaning mechanism 5, the cleaning mechanism 5 comprises an operating rod 6, the operating rod 6 penetrates through the viewing mirror 4, the inner end of the operating rod 6 is symmetrically connected with two wiping arms 7, the wiping arms 7 are provided with a wiping strip 8 used for wiping materials on the inner wall of the viewing mirror 4 along the length direction, the wiping strip 8 is in sliding connection with the wiping arms 7, the wiping strip 8 is made of elastic materials (silica gel or rubber), the wiping strip 8 comprises a first dovetail sliding strip portion 9, a base portion 10 and a wiping portion 11 which are of an integrated structure and sequentially connected, a first dovetail sliding strip portion 12 matched with the first dovetail sliding strip portion 9 is arranged on the wiping arms 7, the first dovetail sliding strip portion and the first dovetail sliding strip portion are in interference fit, the section of the wiping portion 11 is in a circular shape, and the diameter of the wiping portion 11 is larger than the width of the base portion 10. Utilize action bars 6 to drive and clean arm 7 and rotate, wipe the inboard material of sight glass 4 of strip 8 on the arm 7 and strike off to realize the inboard online cleanness of sight glass 4, solved effectively and follow the problem of observing the pelletization process because of the material is attached to the sight glass 4 inboard in the pelletization process.
As shown in fig. 1 and fig. 4, the viewing mirror assembly further includes a mounting base 13, a shaft sleeve 14, a housing 15 and an elastic cushion block 16, wherein a circular hole 17 is formed in the middle of the viewing mirror 4, the mounting base 13 is inserted into the circular hole 17, a limiting flange 18 extending to the periphery is arranged at the inner end of the mounting base 13, a first sealing groove 19 is formed in one side, close to the viewing mirror 4, of the limiting flange 18 along the circumferential direction, a first O-shaped sealing ring 20 is embedded in the first sealing groove 19, the first O-shaped sealing ring 20 abuts against the inner side of the viewing mirror 4, the housing 15 and the elastic cushion block 16 are sequentially arranged on the periphery of the mounting base 13 from top to bottom, the housing 15 is in threaded connection with the mounting base 13, and when the housing 15 is screwed, the elastic cushion block 16 is pressed against the outer side of the viewing mirror 4 by the housing 15; the shaft sleeve 14 axially penetrates through the mounting seat 13, the shaft sleeve 14 is sleeved on the periphery of the operating rod 6, an annular mounting groove 21 is formed in the inner side of the mounting seat 13 close to the inner end, a silica gel ring 22 is embedded in the annular mounting groove 21, the silica gel ring 22 is sleeved on the periphery of the shaft sleeve 14, a limiting convex edge 23 extending towards the periphery is arranged at the inner end of the shaft sleeve 14, the limiting flange 18 abuts against the inner end of the silica gel ring 22, a blocking ring 24 is connected to the inner wall of the mounting seat 13 through threads, and the blocking ring 24 abuts against the inner end face of the limiting convex edge 23; a second sealing groove 25 is formed in the periphery of the shaft sleeve 14, a second O-shaped sealing ring 26 is embedded in the second sealing groove 25, and the second O-shaped sealing ring 26 abuts against the inner side of the mounting seat 13. The installation of axle sleeve 14 has been realized to this design, and simultaneously, action bars 6 slides along the axial in axle sleeve 14, and not only stability is good, and the friction is little moreover, long service life.
As shown in fig. 1 and fig. 4, the two wiping arms 7 are symmetrically hinged at the inner end of the operating rod 6, one opposite sides of the two wiping arms 7 are respectively provided with a guide inclined plane 27, the lower flange 1 is provided with a blocking component 28 acting on the two wiping arms 7, when the operating rod 6 moves downwards, the blocking component 28 acts on the two wiping arms 7 to open the two wiping arms 7, the inner end of the shaft sleeve 14 is axially provided with a storage cavity 29 for storing the two wiping arms 7, and an inlet of the storage cavity 29 is provided with a flared opening 30. When the operating rod 6 descends, the two wiping arms 7 are opened under the action of the blocking component 28, so that the scraping strips 8 on the wiping arms 7 are abutted to the inner side of the sight glass 4, the inner side of the sight glass 4 can be cleaned during rotation, and when the operating rod 6 ascends, the two wiping arms are gradually folded under the limitation of the expanding opening 30 and are stored in the storage cavity 29, so that a clearer visual field is provided for workers.
As shown in fig. 5, the blocking assembly 28 includes a middle baffle 31, two ends of the middle baffle 31 are respectively provided with a spring groove 32, the spring groove 32 is sequentially provided with a return spring 33 and a support rod 34 from inside to outside, the inner wall of the lower flange 1 is provided with a pair of support grooves 35, one end of the support rod 34 abuts against the corresponding return spring 33, the other end of the support rod 34 is inserted into the corresponding support groove 35, and the inner wall of the spring groove 32 is further provided with an O-ring 36 for forming a sealing fit with the corresponding support rod 34. During installation, the two support rods 34 are pressed into the corresponding spring grooves 32 on the middle baffle 31 and then respectively aligned to the support grooves 35, and the two support rods 34 are pressed into the corresponding support grooves 35 on the lower flange plate 1 under the action of the springs, so that the blocking assembly 28 is quickly installed, and the operation is very convenient.
As shown in fig. 1, an operating assembly 37 is connected to the outer end of the operating rod 6 in a linkage manner, the operating assembly 37 includes an end cover 38 and a plurality of handles 39, a circumferentially extending sliding cavity 40 is formed between the housing 15 and the shaft sleeve 14 near the upper end, a downwardly extending surrounding portion 41 is provided at the edge of the end cover 38, the lower portion of the surrounding portion 41 extends into the sliding cavity 40, a hexagonal column section 42 and a threaded column section 43 are sequentially provided at the upper end of the operating rod 6 from the right to the top, a hexagonal hole 44 matching with the hexagonal column section 42 is provided on the end cover 38, a flange nut 45 is connected to the threaded column section 43 in a threaded manner, and when the flange nut 45 is screwed, the flange nut 45 locks the end cover 38 on the upper end face of the operating rod 6; a plurality of inserted rods 46 corresponding to the number of the handles 39 are arranged on the outer side of the end cover 38, and slots 47 matched with the corresponding inserted rods 46 are formed in the handles 39. The handle 39 is connected with the operating rod 6 through the end cover 38, the operating rod 6 can be lifted and rotated through the operating handle 39, the operation is very convenient, the structure is simple, and the assembly operation is facilitated.
As shown in fig. 1, the sliding sleeve structure further comprises a fixed sleeve 48, a sliding sleeve 49 and a damping spring 50 which are arranged in the sliding cavity 40, an annular clamping groove 51 is formed in the outer end of the inner wall of the mounting seat 13, the fixed sleeve 48 and the sliding sleeve 49 are both sleeved on the periphery of the shaft sleeve 14, the lower portion of the sliding sleeve 49 is embedded in the annular clamping groove 51, the lower portion of the damping spring 50 is sleeved on the periphery of the fixed sleeve 48, the upper end of the damping spring 50 is abutted to the lower end of the sliding sleeve 49, and the upper end of the sliding sleeve 49 is abutted to the lower end of the surrounding portion 41. When the operating rod 6 descends to clean the inner side of the sight glass 4, the damping spring 50 is compressed and stores force, after cleaning is completed, the operating rod 6 is loosened, the damping spring 50 releases energy to push the slide bar and the end cover 38 to ascend, the operating rod 6 further ascends and displaces to an initial position, operation for pulling back the operating rod 6 is reduced, operation is easier, and user experience can be improved.
As shown in fig. 1 and 6, the locking assembly 52 further includes a locking assembly 52, the locking assembly 52 includes a limiting screw 53 and an elastic locking block 54, the surrounding portion 41 is provided with an inclined hole 55, the inclined hole 55 extends from the right lower end to the upper end and is close to the central axis, the shaft sleeve 14 is provided with a linkage hole 56 corresponding to the inclined hole 55, the housing 15 is provided with a locking hole 57 corresponding to the inclined hole 55, in an operating state, the elastic locking block 54 is disposed in the inclined hole 55 and the linkage hole 56, the limiting screw 53 is screwed to the outer end of the locking hole 57, the lower portion of the inner end of the locking hole 57 is provided with a first arc-shaped guiding portion 58, and the lower portion of the outer end of the elastic locking block 54 is provided with a second arc-shaped guiding portion 59 matched with the first arc-shaped guiding portion 58. When the operating rod 6 descends to the wiping arm 7 and is completely opened, the elastic locking block 54 is located in the inclined hole 55 and the linkage hole 56, the elastic locking block 54 is in a compressed state, the operating rod 6 is linked with the shaft sleeve 14, after the operating rod 6 ascends to the position where the paper wiping arm is folded and stored in the storage cavity 29, the inclined hole 55 is coaxially butted with the locking hole 57, and the elastic locking block 54 restores to the initial state and extends into the locking hole 57, so that the operating rod 6 cannot rotate, and the effect of protecting the operating rod 6 is achieved.
As shown in fig. 7, a packing cavity 60 is axially formed in the middle of the outer end of the shaft sleeve 14, a sealing packing 61 used for forming sealing fit with the operating rod 6 is arranged in the packing cavity 60, a pressing ring 62 is arranged at the outer end of the packing cavity 60, a pressing cover 63 is in threaded connection with the outer end of the operating rod 6, and the pressing cover 63 is pressed on the pressing ring 62, so that the sealing packing 61 is pressed in the packing cavity 60 by the pressing ring 62, and the design can improve the sealing performance between the shaft sleeve 14 and the operating rod 6.
As shown in fig. 2 and 3, the material guiding brush 64 further includes a material guiding brush 64, the material guiding brush 64 includes a second dovetail slide portion 65 having an integral structure and a plurality of material guiding piece portions 66 uniformly provided on the second dovetail slide portion 65, the wiping arm 7 is provided with a second dovetail slide groove portion 67 adapted to the second dovetail slide portion 65, the material guiding piece portions 66 are obliquely provided, and when the wiping arm 7 rotates, orthographic projections of two adjacent material guiding piece portions 66 on a normal plane have overlapping portions. Because the scraping strip 8 still leaves a mark on the inner side of the sight glass 4 after scraping the material, namely the part of the material accumulated between the scraping strip 8 and the sight glass 4 is attached to the sight glass 4, the operation rod 6 is reversed, and the accumulated material is gradually scraped to the edge of the sight glass 4 by the plurality of material guide sheets, so that the definition of the external visual area of the sight glass 4 can be further improved.
As shown in fig. 1, the mirror assembly further includes a first gasket 68, a second gasket 69 and a third O-ring seal 70, an annular groove 71 is formed in the inner side of the lower flange 1, the first gasket 68, the viewing mirror 4, the third O-ring seal 70 and the second gasket 69 are all installed in the annular groove 71, the first gasket 68 is clamped between the upper flange 3 and the viewing mirror 4, the second gasket 69 is clamped between the lower flange 1 and the viewing mirror 4, a third seal groove 72 is circumferentially formed in one side of the second gasket 69 close to the viewing mirror 4, the third O-ring seal 70 is embedded in the third seal groove 72, and the third O-ring seal 70 is in contact with the inner end surface of the viewing mirror 4 and the inner wall of the annular groove 71. The first gasket 68, the second gasket 69 and the third O-ring 70 are arranged at the initial position of material leakage, so that the material leakage is fundamentally prevented, and the sealing performance of the sight glass 4 is effectively improved.
Claims (8)
1. The sealing sight glass with the cleaning function comprises a lower flange plate (1) arranged at an opening of a cylinder cover end socket, wherein the lower flange plate (1) is connected with an upper flange plate (3) through a sunk screw (2), and a sight glass (4) is clamped between the upper flange plate (3) and the lower flange plate (1); the method is characterized in that: the cleaning device is characterized by further comprising a cleaning mechanism (5), the cleaning mechanism (5) comprises an operating rod (6), the operating rod (6) penetrates through the sight glass (4), two wiping arms (7) are symmetrically connected to the inner end of the operating rod (6), a wiping strip (8) used for wiping materials on the inner wall of the sight glass (4) is installed on each wiping arm (7) along the length direction, each wiping strip (8) is made of elastic materials, each wiping strip (8) comprises a first dovetail sliding strip portion (9), a base body portion (10) and a wiping portion (11) which are of an integrated structure and sequentially connected, a first dovetail sliding strip portion (12) matched with the first dovetail sliding strip portion (9) is formed in each wiping arm (7), the cross section of each wiping portion (11) is circular, and the diameter of each wiping portion (11) is larger than the width of each base body portion (10); also comprises a mounting seat (13), a shaft sleeve (14), a shell (15) and an elastic cushion block (16), a round hole (17) is arranged in the middle of the sight glass (4), the mounting seat (13) is inserted in the round hole (17), the inner end of the mounting seat (13) is provided with a limit flange (18) extending towards the periphery, one side of the limit flange (18) close to the sight glass (4) is provided with a first sealing groove (19) along the circumferential direction, a first O-shaped sealing ring (20) is embedded in the first sealing groove (19), and the first O-shaped sealing ring (20) is abutted against the inner side of the sight glass (4), the shell (15) and the elastic cushion block (16) are sequentially arranged on the periphery of the mounting seat (13) from top to bottom, the shell (15) is in threaded connection with the mounting seat (13), when the shell (15) is screwed, the shell (15) presses the elastic cushion block (16) on the outer side of the sight glass (4); the shaft sleeve (14) penetrates through the mounting seat (13) along the axial direction, the shaft sleeve (14) is sleeved on the periphery of the operating rod (6), an annular mounting groove (21) is formed in the position, close to the inner end, of the inner side of the mounting seat (13), a silica gel ring (22) is embedded in the annular mounting groove (21), the silica gel ring (22) is sleeved on the periphery of the shaft sleeve (14), a limiting convex edge (23) extending towards the periphery is arranged at the inner end of the shaft sleeve (14), the limiting flange (18) abuts against the inner end of the silica gel ring (22), a blocking ring (24) is in threaded connection with the inner wall of the mounting seat (13), and the blocking ring (24) abuts against the inner end face of the limiting convex edge (23); a second sealing groove (25) is formed in the periphery of the shaft sleeve (14), a second O-shaped sealing ring (26) is embedded in the second sealing groove (25), and the second O-shaped sealing ring (26) is abutted to the inner side of the mounting seat (13);
two wipe arm (7) symmetry and articulate in action bars (6) inner to two wipe arm (7) one side in opposite directions and be equipped with direction inclined plane (27) respectively, install on lower flange dish (1) and act on two subassembly (28) that block that wipe arm (7), when action bars (6) are down, block subassembly (28) and act on two arms (7) of wiping and make two arms (7) of wiping open, axle sleeve (14) inner is offered along the axial and is used for accomodating chamber (29) of accomodating two arms (7) of wiping, the import department of accomodating chamber (29) is equipped with flaring (30) that are the loudspeaker form.
2. The sealed sight glass with cleaning function according to claim 1, wherein: the stop assembly (28) comprises a middle baffle (31), two ends of the middle baffle (31) are respectively provided with a spring groove (32), a reset spring (33) and a support rod (34) are sequentially arranged in the spring groove (32) from inside to outside, a pair of support grooves (35) are formed in the inner wall of the lower flange plate (1), one end of the support rod (34) is abutted to the corresponding reset spring (33), the other end of the support rod (34) is inserted into the corresponding support grooves (35), and an O-shaped ring (36) which is used for forming sealing fit with the corresponding support rod (34) is further arranged on the inner wall of the spring groove (32).
3. The sealed sight glass with cleaning function according to claim 2, wherein: the outer end of the operating rod (6) is connected with an operating component (37) in a linkage manner, the operating component (37) comprises an end cover (38) and a plurality of handles (39), a sliding cavity (40) extending along the circumferential direction is formed between the shell (15) and the shaft sleeve (14) and close to the upper end, the edge of the end cover (38) is provided with a surrounding part (41) extending downwards, the lower part of the surrounding part (41) extends into the sliding cavity (40), the upper end of the operating rod (6) is sequentially provided with a hexagonal column section (42) and a threaded column section (43) from bottom to top, the end cover (38) is provided with a hexagonal hole (44) matched with the hexagonal prism section (42), the threaded column section (43) is in threaded connection with a flange nut (45), when the flange nut (45) is screwed, the flange nut (45) locks the end cover (38) on the upper end surface of the operating rod (6); the outer side of the end cover (38) is provided with a plurality of inserted bars (46) corresponding to the number of the handles (39), and the handles (39) are provided with slots (47) matched with the corresponding inserted bars (46).
4. The sealed sight glass with cleaning function according to claim 3, wherein: still including setting up fixed cover (48), sliding sleeve (49) and damping spring (50) in sliding chamber (40), ring groove (51) have been seted up to the outer end of the inner wall of mount pad (13), fixed cover (48) and sliding sleeve (49) are all established in axle sleeve (14) periphery to the lower part of sliding sleeve (49) is inlayed and is established in ring groove (51), fixed cover (48) periphery is established to the lower part cover of damping spring (50), and the upper end of damping spring (50) is inconsistent with the lower extreme of sliding sleeve (49), the upper end of sliding sleeve (49) with the lower extreme of surrounding portion (41) is inconsistent.
5. The sealed sight glass with cleaning function according to claim 4, wherein: further comprising a locking assembly (52), the locking assembly (52) comprising a limit screw (53) and a resilient locking block (54), the surrounding part (41) is provided with an inclined hole (55), the inclined hole (55) extends from the right lower part to the upper part and is close to the central axis direction, the shaft sleeve (14) is provided with a linkage hole (56) corresponding to the inclined hole (55), the shell (15) is provided with a locking hole (57) corresponding to the inclined hole (55), when in working state, the elastic locking block (54) is arranged in the inclined hole (55) and the linkage hole (56), the limiting screw (53) is in threaded connection with the outer end of the locking hole (57), a first arc-shaped guide part (58) is arranged at the lower part of the inner end of the locking hole (57), the lower part of the outer end of the elastic locking block (54) is provided with a second arc-shaped guide part (59) matched with the first arc-shaped guide part (58).
6. The sealed sight glass with cleaning function according to claim 1, wherein: shaft sleeve (14) outer end middle part has seted up packing chamber (60) along the axial, be equipped with in packing chamber (60) and be used for constituting sealed complex sealing filler (61) with action bars (6), the outer end of packing chamber (60) is equipped with clamping ring (62), the outer end threaded connection of action bars (6) has gland (63), gland (63) are pressed on clamping ring (62) for clamping ring (62) compress tightly sealing filler (61) in packing chamber (60).
7. The sealed sight glass with cleaning function according to claim 1, wherein: the material guide device is characterized by further comprising a material guide brush (64), wherein the material guide brush (64) comprises a second dovetail sliding strip portion (65) in an integrated structure and a plurality of material guide sheet portions (66) uniformly arranged on the second dovetail sliding strip portion (65), a second dovetail sliding groove portion (67) matched with the second dovetail sliding strip portion (65) is formed in the wiping arm (7), the material guide sheet portions (66) are obliquely arranged, and when the wiping arm (7) rotates, orthographic projections of the two adjacent material guide sheet portions (66) on a normal surface have overlapping portions.
8. The sealed sight glass with cleaning function according to claim 1, wherein: still include first packing ring (68), second packing ring (69) and third O shape sealing washer (70), ring channel (71) have been seted up to the inboard of lower flange dish (1), first packing ring (68), sight glass (4), third O shape sealing washer (70) and second packing ring (69) are all installed in ring channel (71), first packing ring (68) press from both sides and establish between last flange dish (3) and sight glass (4), second packing ring (69) press from both sides and establish between lower flange dish (1) and sight glass (4), one side that second packing ring (69) are close to sight glass (4) is equipped with third seal groove (72) along circumference, third O shape sealing washer (70) are inlayed and are established in third seal groove (72) to third O shape sealing washer (70) are inconsistent with the inner terminal surface of sight glass (4) and the inner wall of ring channel (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110846214.0A CN113500031B (en) | 2021-07-26 | 2021-07-26 | Sealed sight glass with cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110846214.0A CN113500031B (en) | 2021-07-26 | 2021-07-26 | Sealed sight glass with cleaning function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113500031A CN113500031A (en) | 2021-10-15 |
| CN113500031B true CN113500031B (en) | 2022-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110846214.0A Active CN113500031B (en) | 2021-07-26 | 2021-07-26 | Sealed sight glass with cleaning function |
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| Country | Link |
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| CN (1) | CN113500031B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940317B (en) * | 2022-05-17 | 2023-04-11 | 浙江迦南科技股份有限公司 | Sight glass subassembly convenient to it is clean |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6139019A (en) * | 1999-03-24 | 2000-10-31 | General Electric Company | Seal assembly and rotary machine containing such seal |
| CN103537447A (en) * | 2013-10-29 | 2014-01-29 | 浙江迦南科技股份有限公司 | Sight glass scraper applicable to container of pharmaceutical equipment |
| CN206557487U (en) * | 2017-03-20 | 2017-10-13 | 温州天悦流体设备科技有限公司 | A kind of movable joint band brush visor |
| CN107363052A (en) * | 2017-09-08 | 2017-11-21 | 南陵县生产力促进中心有限公司 | A kind of Traditional Chinese medicine decocting equipment cleaning device |
| CN213716345U (en) * | 2020-11-11 | 2021-07-16 | 李剑申 | Warning board with installation structure convenient to install for coal mining |
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