CN210199380U - Flange sight glass - Google Patents
Flange sight glass Download PDFInfo
- Publication number
- CN210199380U CN210199380U CN201921408022.6U CN201921408022U CN210199380U CN 210199380 U CN210199380 U CN 210199380U CN 201921408022 U CN201921408022 U CN 201921408022U CN 210199380 U CN210199380 U CN 210199380U
- Authority
- CN
- China
- Prior art keywords
- mirror
- cover
- mirror cover
- hole portion
- sight glass
- 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.)
- Expired - Fee Related
Links
- 239000011521 glass Substances 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 238000002834 transmittance Methods 0.000 claims abstract description 14
- 229920006267 polyester film Polymers 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 239000012528 membrane Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a flanged sight glass, which comprises an upper lens cover, a lower lens cover and a sight glass, wherein a clamping groove is formed between the upper lens cover and the lower lens cover, the sight glass is clamped in the clamping groove, the upper end and the lower end of the sight glass are both provided with a high-transmittance dustproof film, the edges of the upper end and the lower end of the sight glass are respectively provided with a first sealing ring matched with the upper lens cover or the lower lens cover, the two ends of the upper lens cover and the lower lens cover are respectively provided with a bolt hole and an inner hexagon bolt, the bolt hole is in threaded connection with the inner hexagon bolt, one end of the inner hexagon bolt penetrates through the upper lens cover and is inserted into the lower lens cover, the other end of the inner hexagon bolt is positioned in the upper lens cover, the outer walls of the lens cover and the lower lens cover are respectively provided with external threads, the lower end of the lower lens cover is provided with bulges which are symmetrical along the axial direction, the two sides of the sight glass are provided with, to provide a flange sight glass which is convenient to assemble and maintain.
Description
Technical Field
The utility model relates to a sight glass technical field, in particular to flange sight glass.
Background
At present, the sight glass is widely applied to equipment such as pharmaceutical machinery, chemical pipelines, central air conditioners, chemical containers, pressure pipelines and the like, is used for observing the change condition of materials in chemical equipment connected with the equipment, particularly in the aspect of chemical equipment, is one of main accessories on the chemical equipment, can observe the flow and reaction conditions of liquid and gas in chemical I equipment and other media or materials at any time, and plays a role in monitoring production and avoiding accidents in the production process.
In the prior art, the connection of the sight glass and the tank body and other equipment adopts a welding mode, so that the sight glass cannot be replaced or maintained if damaged or other conditions occur, and great waste and loss are caused.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a flange sight glass convenient to assembly, maintenance.
The technical scheme of the utility model is realized like this: a flanged sight glass comprises an upper lens cover, a lower lens cover and a sight glass, wherein a clamping groove is formed between the upper lens cover and the lower lens cover, the sight glass is clamped in the clamping groove, high-transmittance dustproof films are arranged at the upper end and the lower end of the sight glass, the high-transmittance dustproof films are tightly attached to the sight glass, first sealing rings matched with the upper lens cover or the lower lens cover are respectively arranged at the edges of the upper end and the lower end of the sight glass, bolt holes and inner hexagonal bolts are respectively arranged at the two ends of the upper lens cover and the lower lens cover, the bolt holes are in threaded connection with the inner hexagonal bolts, one end of each inner hexagonal bolt penetrates through the upper lens cover and is inserted into the lower lens cover, the other end of each inner hexagonal bolt is positioned in the upper lens cover, external threads are respectively arranged on the outer walls of the lens cover and the lower lens cover, protrusions which are symmetrical along the axial direction are arranged at the lower end of the lower lens cover, the upper end of the second sealing ring is abutted against the lower end of the upper mirror cover, and the lower end of the second sealing ring is abutted against the upper end of the lower mirror cover.
By adopting the technical scheme, a clamping groove is formed between the upper mirror cover and the lower mirror cover, the mirror is clamped in the clamping groove, the clamping groove is arranged to facilitate the placement of the mirror and then the assembly of the mirror, the upper end and the lower end of the mirror are both provided with the high-transmittance dustproof film, the damage of the mirror lens is prevented by adopting the high-transmittance dustproof film, the high-transmittance dustproof film can be replaced after stains are generated, the high-transmittance dustproof film is tightly attached to the mirror, the protection of the mirror lens is improved, the definition of the mirror is not hindered, the upper end edge and the lower end edge of the mirror are respectively provided with the first sealing rings matched with the upper mirror cover or the lower mirror cover, the ends of the first sealing rings, which are far away from the mirror, are respectively clamped on the wall of the upper mirror cover or the wall of the lower mirror cover, the sealing performance is improved, the two ends of the upper mirror cover and the lower mirror cover are respectively provided with the bolt, the inner hexagonal bolt can be completely screwed in the upper mirror cover to ensure that the upper end of the upper mirror cover is horizontal and convenient to assemble, one end of the inner hexagonal bolt penetrates through the upper mirror cover and is inserted into the lower mirror cover, so that the connection strength is greatly improved, the other end of the inner hexagonal bolt is positioned in the upper mirror cover, the outer walls of the upper mirror cover and the lower mirror cover are respectively provided with an external thread, the upper mirror cover and the lower mirror cover are in threaded connection with a tank body or other equipment needing to be matched, so that the inner hexagonal bolt is convenient to disassemble, the damaged sight glass can be replaced, maintained or cleaned, the convenience is greatly improved, the lower end of the lower mirror cover is provided with bulges which are symmetrical along the axial direction, a user can conveniently screw the whole sight glass, the connection strength between the sight glass and the tank body or other equipment is convenient to improve, the sight glass can be screwed more tightly, the two sides of the sight glass are provided with second sealing rings, and after the, the second sealing washer can improve the gas tightness of sight glass department, second sealing washer one side closely laminates with the sight glass, second sealing washer upper end is contradicted with last mirror cap lower extreme, second sealing washer lower extreme is contradicted with lower mirror cap upper end, has further improved the gas tightness.
The utility model discloses further set up to: the bolt hole that is located last mirror lid both ends includes first hole portion, second hole portion, third hole portion, first hole portion is located and is close to last mirror lid top end department, the second hole portion is the round platform formula, the second hole portion is connected with first hole portion lower extreme, the third hole portion is connected with second hole portion lower extreme.
Through adopting above-mentioned technical scheme, after hexagon socket head cap screw inserted first hole portion and second hole portion, with the beginning screw-thread fit of third hole portion, and screw in the bolt hole in the lower mirror lid, work as hexagon socket head cap screw's bolt head with when the second hole portion is contradicted, just reached maximum strength, consequently improved joint strength greatly, and can prevent that hexagon socket head cap screw excessively cooperates the damage.
The utility model discloses further set up to: the lower end of the second hole part is smaller than that of the first hole part, the hole diameter of the third hole part is the same as that of the lower end of the second hole part, and the third hole part is matched with the thread part of the hexagon socket head cap screw.
Through adopting above-mentioned technical scheme, be equipped with in the third hole portion with hexagon socket head cap screw complex internal thread, be convenient for hexagon socket head cap screw's use, just the bolt hole that is located lower mirror lid department also is equipped with the internal thread, be convenient for with hexagon socket head cap screw's cooperation improves joint strength.
The utility model discloses further set up to: the protrusion is annular.
Through adopting above-mentioned technical scheme, be the annular not only can convenient to use person to its gripping to be convenient for screw up upper mirror lid, the whole of lower mirror lid.
The utility model discloses further set up to: the first sealing ring is located on the outer side of the high-transmittance dustproof film.
Through adopting above-mentioned technical scheme, because high dustproof membrane and sight glass direct contact of passing through, consequently first sealing washer is located high one side that passes through the dustproof membrane and deviate from the sight glass has improved the effect of high dustproof membrane and the leakproofness of first sealing washer of passing through.
The utility model discloses further set up to: the first sealing ring is made of polytetrafluoroethylene, and the high-transmittance dustproof film is a polyester film.
By adopting the technical scheme, the polytetrafluoroethylene has a corrosion-resistant effect, the service life of the first sealing ring can be prolonged, the polyester film has the characteristics of excellent mechanical property, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature resistance, low temperature resistance, chemical resistance, oil resistance, air tightness, good fragrance retention and the like, the service life can be prolonged, and the protection of the sight glass is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a sectional view of the overall structure of an embodiment of the present invention;
FIG. 2 is an assembly view of the upper mirror cover and the lower mirror cover according to the embodiment of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1 according to an embodiment of the present invention.
Reference numerals: 1. an upper mirror cover; 11. a first hole portion; 12. a second hole portion; 13. a third hole portion; 2. a lower mirror cover; 21. a protrusion; 3. a sight glass; 31. a first seal ring; 32. a second seal ring; 4. a card slot; 5. a high-transmittance dustproof film; 6. bolt holes; 7. a hexagon socket head cap screw; 8. and (4) external threads.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figures 1 to 3, the utility model discloses a flanged mirror, which comprises an upper mirror cover 1, a lower mirror cover 2 and a viewing mirror 3, wherein a slot 4 is formed between the upper mirror cover 1 and the lower mirror cover 2, the viewing mirror 3 is clamped in the slot 4, the slot 4 is arranged to facilitate the placement of the viewing mirror 3 and then assemble the viewing mirror 3, the upper end and the lower end of the viewing mirror 3 are both provided with a high-transparent dustproof film 5, the high-transparent dustproof film 5 is adopted to prevent the lens of the viewing mirror 3 from being damaged, the high-transparent dustproof film 5 can be replaced after stains are generated, the high-transparent dustproof film 5 is tightly attached to the viewing mirror 3, the protection of the lens of the viewing mirror 3 is improved, the definition of the viewing mirror 3 is not hindered, the edges of the upper end and the lower end of the viewing mirror 3 are respectively provided with a first sealing ring 31 matched with the upper mirror cover 1 or the lower mirror cover 2, one end of the first sealing ring 31 deviating from the viewing mirror 3 is respectively clamped on the wall of the, the sealing performance is improved, the bolt holes 6 and the hexagon socket head cap 7 are respectively arranged at the two ends of the upper mirror cover 1 and the lower mirror cover 2, the bolt holes 6 are in threaded connection with the hexagon socket head cap bolts 7, the hexagon socket head cap bolts 7 can be completely screwed in the upper mirror cover 1, so that the upper end of the upper mirror cover 1 is horizontal and is convenient to assemble, one end of the hexagon socket head cap bolts 7 penetrates through the upper mirror cover 1 and is inserted into the lower mirror cover 2, the connection strength is greatly improved, the other end of the hexagon socket head cap bolts 7 is positioned in the upper mirror cover 1, the outer walls of the upper mirror cover 1 and the lower mirror cover 2 are respectively provided with the external threads 8, the upper mirror cover 1 and the lower mirror cover 2 are in threaded connection with a tank body or other equipment needing to be matched, the disassembly is convenient, the damaged mirror 3 can be replaced, maintained or cleaned, the convenience is greatly improved, the lower end of the lower mirror cover 2 is provided with the bulges 21 which are axially symmetrical, the bulges 21, be convenient for improve the joint strength of sight glass 3 and jar body or other equipment, can screw up tighter, 3 both sides of sight glass are equipped with second sealing washer 32, work as go up mirror lid 1, lower mirror lid 2 and jar body or other equipment cooperation backs, second sealing washer 32 can carry out the gas tightness that improves 3 departments of sight glass, second sealing washer 32 one side closely laminates with sight glass 3, conflict with 1 lower extreme of last mirror lid in second sealing washer 32 upper end, conflict with 2 upper ends of lower mirror lid in second sealing washer 32 lower extreme, further improved the gas tightness.
The bolt holes 6 at two ends of the upper mirror cover 1 comprise a first hole part 11, a second hole part 12 and a third hole part 13, the first hole part 11 is located at the position close to the top end of the upper mirror cover 1, the second hole part 12 is in a circular truncated cone shape, the second hole part 12 is connected with the lower end of the first hole part 11, the third hole part 13 is connected with the lower end of the second hole part 12, the inner hexagonal bolt 7 is inserted into the first hole part 11 and the second hole part 12 and then starts to be in threaded fit with the third hole part 13 and is screwed into the bolt hole 6 in the lower mirror cover 2, when the bolt head of the inner hexagonal bolt 7 is in conflict with the second hole part 12, the maximum strength is achieved, the connection strength is greatly improved, and the inner hexagonal bolt 7 can be prevented from being excessively matched and damaged.
The bulge 21 is annular, and the annular shape not only can facilitate the grasping of the upper mirror cover by a user, but also facilitates the screwing of the upper mirror cover 1 and the lower mirror cover 2 integrally.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a flange sight glass, includes upper glass lid, lower glass lid, sight glass, its characterized in that: a clamping groove is formed between the upper mirror cover and the lower mirror cover, the viewing mirror is clamped in the clamping groove, high-transmittance dustproof films are arranged at the upper end and the lower end of the viewing mirror, the high-transmittance dustproof films are tightly attached to the viewing mirror, first sealing rings matched with the upper mirror cover or the lower mirror cover are respectively arranged at the edges of the upper end and the lower end of the viewing mirror, bolt holes and hexagon socket bolts are respectively arranged at the two ends of the upper mirror cover and the lower mirror cover, the bolt holes are in threaded connection with the hexagon socket bolts, one end of the hexagon socket bolt penetrates through the upper mirror cover and is inserted into the lower mirror cover, the other end of the hexagon socket bolt is positioned in the upper mirror cover, external threads are respectively arranged on the outer walls of the mirror cover and the lower mirror cover in a butting mode, protrusions which are axially symmetrical are arranged at the lower end of the lower mirror cover, second sealing rings are arranged at the two sides of the viewing mirror, and the lower end of the second sealing ring is abutted against the upper end of the lower mirror cover.
2. A flanged vision mirror according to claim 1, wherein: the bolt hole that is located last mirror lid both ends includes first hole portion, second hole portion, third hole portion, first hole portion is located and is close to last mirror lid top end department, the second hole portion is the round platform formula, the second hole portion is connected with first hole portion lower extreme, the third hole portion is connected with second hole portion lower extreme.
3. A flanged view mirror according to claim 2, wherein: the lower end of the second hole part is smaller than that of the first hole part, the hole diameter of the third hole part is the same as that of the lower end of the second hole part, and the third hole part is matched with the thread part of the hexagon socket head cap screw.
4. A flanged vision mirror according to claim 1, wherein: the protrusion is annular.
5. A flanged vision mirror according to claim 1, wherein: the first sealing ring is located on the outer side of the high-transmittance dustproof film.
6. A flanged vision mirror according to claim 1, wherein: the first sealing ring is made of polytetrafluoroethylene, and the high-transmittance dustproof film is a polyester film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921408022.6U CN210199380U (en) | 2019-08-27 | 2019-08-27 | Flange sight glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921408022.6U CN210199380U (en) | 2019-08-27 | 2019-08-27 | Flange sight glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210199380U true CN210199380U (en) | 2020-03-27 |
Family
ID=69866470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921408022.6U Expired - Fee Related CN210199380U (en) | 2019-08-27 | 2019-08-27 | Flange sight glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210199380U (en) |
-
2019
- 2019-08-27 CN CN201921408022.6U patent/CN210199380U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |