CN210605152U - Wear-resistant glass tube sight glass - Google Patents

Abstract

The utility model discloses a wear-resistant glass tube sight glass, which belongs to the technical field of sight glasses, and has the technical scheme that the sight glass comprises a first installation tube and a second installation tube, wherein a transparent tube is arranged between the first installation tube and the second installation tube, the first installation tube and the second installation tube are connected through a fastening flange plate and a fastening bolt, the inner peripheral surfaces of the first installation tube and the second installation tube are both provided with a medium layer, and the medium layer is in an arc shape which is jointed with the inner wall of the first installation tube and the inner wall of the second installation tube; the peripheral surfaces of the medium layer, which are far away from the first mounting pipe and the second mounting pipe, are provided with wear-resistant layers; the medium layer is made of flexible material. The utility model is suitable for a carry multiple temperature range, flowable material, be convenient for observe the material state of carrying in real time, and the utility model discloses can strengthen the wear resistance of installation pipe, more be favorable to reducing the tubular product of installation pipe when prolonging its life sneaks into the possibility in the material of carrying, be convenient for maintain the purity of material.

Description

Wear-resistant glass tube sight glass

Technical Field

The utility model belongs to the technical field of the sight glass technique and specifically relates to a wear-resisting glass manages sight glass.

Background

The glass tube sight glass is one of the main parts of industrial pipeline equipment, and in the pipeline of industrial production equipment of petroleum, chemical industry, medicine and food, etc. the glass tube sight glass can observe the flow and reaction condition of liquid, gas and steam in the pipeline at any time, so that it can monitor production and reduce production accident.

The existing glass tube sight glass usually adopts a transparent tube as a sight glass tube which is fixedly arranged between two opaque mounting tubes, the two mounting tubes are usually made of stainless steel materials, and the transparent tube is usually made of transparent glass materials. When the material flows through the transparent tube, a user can conveniently observe the transportation state of the material in real time through the tube wall of the transparent tube.

However, when the glass tube sight glass is used, due to the friction between the conveyed materials and the wall of the installation tube, the installation tube made of stainless steel is easily abraded, the abraded tube is easily mixed into the transported materials, the purity of the transported materials is interfered, and certain pollution is caused to the transported materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wear-resisting glass pipe sight glass, it has the pipe wall and stands wear and tear, easily reduces the effect of transportation material pollution.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a wear-resistant glass tube sight glass comprises a first mounting tube and a second mounting tube, wherein a transparent tube is arranged between the first mounting tube and the second mounting tube, the first mounting tube and the second mounting tube are connected through a fastening flange plate and a fastening bolt, medium layers are arranged on the inner circumferential surfaces of the first mounting tube and the second mounting tube, and the medium layers are arc-shaped and are attached to the inner wall of the first mounting tube and the inner wall of the second mounting tube; the peripheral surfaces of the medium layer, which are far away from the first mounting pipe and the second mounting pipe, are provided with wear-resistant layers; the medium layer is made of flexible materials.

Through adopting above-mentioned technical scheme, make the wearing layer all installed to the inner wall of first installation pipe and second installation pipe, when the material passes through the glass pipe sight glass in this scheme, the wearing layer easily reduces the wearing and tearing of material to first installation pipe and second installation inside pipe wall, play the guard action to first installation pipe and second installation pipe, in the time of its life of extension, more be favorable to reducing the possibility that the tubular product of first installation pipe and second installation pipe sneakes into the transported substance material, help maintaining the purity of the material through this glass pipe sight glass transport. Meanwhile, the medium layer made of flexible materials is easy to reduce the difference of expansion coefficients between the first mounting pipe and the wear-resistant layer and between the second mounting pipe and the wear-resistant layer, and the material temperature range suitable for the glass tube sight glass is widened.

The utility model discloses further set up to, the wearing layer includes the wear-resisting paster of a plurality of, and is adjacent concatenation, and adjacent between the wear-resisting paster there is the concatenation clearance between the wear-resisting paster.

By adopting the technical scheme, the wear-resistant layer spliced by the plurality of wear-resistant patches is flexible in structure, and after a certain part of the wear-resistant layer is damaged, local maintenance is easy to carry out, so that the maintenance cost of the wear-resistant layer is reduced. Meanwhile, the splicing gap between the wear-resistant patches is easy to bear the thermal expansion and cold contraction effect of the wear-resistant layer, and the cracking of the wear-resistant layer is reduced.

The utility model discloses further set up as, the wearing layer adopts one of 95 aluminium oxide pottery or 99 aluminium oxide pottery.

The Mohs hardness of 95 alumina ceramics or 99 alumina ceramics is higher than that of stainless steel materials. Through adopting above-mentioned technical scheme, adopt 95 aluminium oxide pottery or 99 aluminium oxide pottery's wearing layer for the wear resistance of first case installation pipe and second installation pipe obtains promoting, is favorable to the glass pipe sight glass in this scheme to realize its stand wear and tear effect.

The utility model discloses further set up to, the medium layer adopts the adhesive, just the concatenation clearance passes through the medium layer is filled.

By adopting the technical scheme, the adhesive has flexibility, and the medium layer is easy to play a role in reducing the difference of expansion coefficients between the wear-resistant layer and the first installation pipe and between the wear-resistant layer and the second installation pipe. The splicing gap between the wear-resistant patches is filled with the medium layer of the adhesive, so that the plurality of wear-resistant patches are bonded into a whole, the falling condition of the wear-resistant patches is reduced, and the effect of improving the overall stability of the wear-resistant adhesive layer can be achieved.

The utility model is further arranged that the wear-resistant paster on the inner wall of the first mounting pipe is arc-shaped and parallel to the inner wall of the first mounting pipe; the wear-resistant patches on the inner wall of the second mounting pipe are arc-shaped and parallel to the inner wall of the second mounting pipe.

Through adopting above-mentioned technical scheme, on the one hand for wear-resisting paster changes in and installs the pipe laminating with first installation pipe or second, improves the stability of wearing layer. On the other hand, easily reduce the pipe diameter interference of wear-resisting paster to glass pipe sight glass in this scheme, easily this glass pipe sight glass transportation material.

The utility model discloses further set up to, the hyaline tube includes first lens pipe, the lateral wall of first lens pipe sets up to convex lens, the one end of first lens pipe with first installation pipe is pegged graft, the other end with the second installation pipe is pegged graft.

Through adopting above-mentioned technical scheme, the lateral wall through first lens pipe is convex lens's setting for first lens pipe plays the effect of enlargeing to the material of transporting in the glass manages the sight glass, changes in the user and observes the material state or the reaction condition of transporting in the clear glass manages the sight glass.

The utility model is further arranged in that the transparent tube also comprises a second lens tube and a third lens tube, and the first lens tube and the second lens tube are plane lenses; the first lens tube is positioned between the second lens tube and the third lens tube, and the second lens tube is arranged close to the inner circumferential surface of the first lens tube; two ends of the second lens tube are respectively inserted into the first installation tube and the second installation tube; and two ends of the third lens tube are respectively spliced with the first mounting tube and the second mounting tube.

Through adopting above-mentioned technical scheme, the second lens pipe plays the guard action to first lens pipe, easily reduces the material and to the erodeing and the wearing and tearing of first lens pipe, prolongs the life of first lens pipe. Simultaneously, the second lens pipe of plane lens has blockked the contact of the first lens pipe of convex surface and material, and the convex surface that has reduced first lens pipe causes the condition of interference to the material velocity of flow to take place, easily maintains the stability of this glass manages sight glass transportation. The third lens tube further protects the first lens tube, and reduces the occurrence of abrasion or breakage of the outer peripheral surface of the first lens tube.

The utility model discloses further set up to, the second lens pipe with first installation pipe with the tip of second installation pipe butt all is provided with first sealed pad.

Through adopting above-mentioned technical scheme, the sealing performance of glass pipe sight glass among this scheme is helped improving by first sealed pad, reduces revealing of the material of transportation in the glass pipe sight glass to easily reduce the waste of material. On the other hand, the first gasket helps to reduce contamination or damage of the first lens tube by materials.

The utility model discloses further set up to, the third lens pipe with first installation pipe with the tip of second installation pipe butt all is provided with the sealed pad of second.

Through adopting above-mentioned technical scheme, the sealed sealing performance that has further improved the glass pipe sight glass in this scheme of filling up of second reduces the possibility in the environment is revealed to the material of its transportation, easily strengthens the feature of environmental protection of this glass pipe sight glass.

To sum up, the utility model discloses following beneficial effect has:

1. through the setting of wearing layer, can strengthen the wear resistance of installation pipe, prolong its life, simultaneously, more be favorable to reducing the tubular product of installation pipe sneak into the possibility in the material that this glass manages sight glass carried, be convenient for maintain the purity of material.

2. Through the setting that the wearing layer was formed by a plurality of wear-resisting paster amalgamations bonding, the wearing layer maintenance of being convenient for when guaranteeing wearing layer stability can be played, its cost of maintenance's effect is reduced.

3. Through the setting of first lens pipe for convex lens, can play the enlarged material, the easy user observes the material state of transporting in the clear glass manages the sight glass or the effect of reaction condition.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic sectional structure diagram of the present embodiment.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.

In the figure, 1, a first installation tube; 11. a first fastening flange; 2. a transparent tube; 21. a first lens tube; 22. a second lens tube; 221. a first gasket; 23. a third lens tube; 231. a second gasket; 3. a second mounting tube; 31. a second fastening flange; 4. fastening a bolt; 5. mounting a flange plate; 6. a medium layer; 7. a wear layer; 71. wear-resistant paster; 72. a splice gap.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the wear-resistant glass tube sight glass disclosed in this embodiment includes first installation pipe 1, hyaline tube 2 and second installation pipe 3 that connect gradually from top to bottom, and first installation pipe 1 and second installation pipe 3 adopt stainless steel material, do benefit to the intensity that improves glass tube sight glass in this embodiment, and hyaline tube 2 adopts the transparent glass material who easily observes intraductal material state.

Referring to fig. 1, the two ends of a transparent pipe 2 are respectively spliced with a first installation pipe 1 and a second installation pipe 3, a first fastening flange 11 is integrally arranged at one end, close to the transparent pipe 2, of the first installation pipe 1, a second fastening flange 31 is integrally arranged at one end, close to the transparent pipe 2, of the second installation pipe 3, and fastening bolts 4 are jointly penetrated through the first fastening flange 11 and the second fastening flange 31. The first installation pipe 1 and the second installation pipe 3 are clamped and fixed on the transparent pipe 2 through the first fastening flange 11, the second fastening flange 31 and the fastening bolt 4. The one end difference integral type that transparent pipe 2 was kept away from to first installation pipe 1 and second installation pipe 3 is provided with mounting flange 5, easily the structure realization stable connection of this glass pipe sight glass of this embodiment and other this glass pipe sight glasses that need install.

Referring to fig. 2, a medium layer 6 is bonded to the inner circumferential surfaces of the first mounting pipe 1 and the second mounting pipe 3, the medium layer 6 is an arc shape attached to the inner walls of the first mounting pipe 1 and the second mounting pipe 3, and a wear-resistant layer 7 made of a rigid material is bonded to the circumferential surface of the medium layer 6 away from the first mounting pipe 1 and the second mounting pipe 3. Through the setting of wearing layer 7, easily reduce the material to the wearing and tearing of first installation pipe 1 and the 3 inner walls of second installation pipe, reduce the condition that the tubular product of the glass pipe sight glass in this embodiment sneakes into the material, be favorable to improving the purity of material. On the other hand wearing layer 7 easily plays the guard action to first installation pipe 1 and second installation pipe 3, reduces the wearing and tearing of first installation pipe 1 and second installation pipe 3, and then plays the effect that prolongs glass pipe sight glass life in this embodiment.

Referring to fig. 2, the medium layer 6 in this embodiment is made of a flexible adhesive, and may be made of an adhesive of model DZ8180 manufactured by wuhan-dong-higher science and technology ltd, which is convenient for the adhesion of the wear-resistant layer 7 to the first mounting pipe 1 or the second mounting pipe 3, on the one hand, and the medium layer 6 with flexibility is easy to reduce the difference between the thermal expansion coefficients of the rigid wear-resistant layer 7 and the rigid first mounting pipe 1 or the rigid second mounting pipe 3, and is helpful for reducing the occurrence of the situation that the wear-resistant layer 7 is crushed and deformed between the first mounting pipe 1 or the second mounting pipe 3 due to the thermal expansion effect, thereby causing damage.

Referring to fig. 2, the wear-resistant layer 7 includes a plurality of wear-resistant patches 71, and adjacent wear-resistant patches 71 are spliced with each other to form an integral wear-resistant layer 7. When some part of the wear-resistant layer 7 is damaged, the user can conveniently perform local maintenance and replacement, the maintenance cost is reduced, and meanwhile, the splicing gap 72 existing between the multiple spliced wear-resistant patches 71 is easy to bear the expansion and contraction effect of the wear-resistant layer 7, so that when the glass tube sight glass in the embodiment conveys cold or hot materials, the wear-resistant layer 7 is not easy to damage. In order to improve the firmness of splicing between the wear-resistant patches 71, in this embodiment, the adjacent wear-resistant patches 71 on the left and right are spliced by the grooves and the bumps, and the splicing gaps 72 between the wear-resistant patches 71 are filled with the inner layers of the adhesive, so that the adjacent wear-resistant patches 71 are more stable in connection, and the abrasion of the wear-resistant patches 71 is reduced.

Referring to fig. 2, the aforesaid wear-resisting paster 71 that first installation pipe 1 inner wall bonded is the arc parallel with first installation pipe 1 inner wall, and the aforesaid wear-resisting paster 71 that bonds is the arc parallel with second installation pipe 3 inner wall on the 3 inner walls of second installation pipe to laminate more when wear-resisting paster 71 bonds with first installation pipe 1 or second installation pipe 3, also be favorable to reducing the circumstances that the wearing layer 7 caused the interference to the transportation pipe diameter of glass pipe sight glass simultaneously. In the embodiment, the wear-resistant layer 7 is formed by splicing the wear-resistant patches 71 made of 95 alumina ceramic or 99 alumina ceramic, and the mohs hardness of 95 alumina or 99 alumina is usually 9 or above, so that the wear-resistant layer 7 is easy to achieve a better wear-resistant effect. In order to ensure the wear resistance of the wear-resistant layer 7 and control the manufacturing cost of the glass tube sight glass, the wear-resistant patch 71 in this embodiment may be made of 95 alumina ceramic. If the user wants to achieve better wear-resisting effect, 99 alumina ceramics can be selected.

Referring to fig. 3 and 4, the transparent tube 2 in this embodiment includes a first lens tube 21, and the sidewall of the first lens tube 21 is a convex lens with a thick middle part and a gradually thinner edge, which is easy to enlarge the material conveyed in the glass tube scope, so that a user can more clearly observe the transportation or reaction state of the material in the glass tube scope. The one end embedding first installation pipe 1 of first lens pipe 21 is close to the one end of first lens pipe 21, and the other end embedding second installation pipe 3 is close to the one end of first lens pipe 21, and the stable grafting installation is realized with first installation pipe 1 and second installation pipe 3 to first lens pipe 21 of being convenient for.

Referring to fig. 3 and 4, the transparent tube 2 in this embodiment further includes a second lens tube 22 and a third lens tube 23, the first lens tube 21 and the second lens tube 22 are planar lenses, the first lens tube 21 is located between the second lens tube 22 and the third lens tube 23, and the second lens tube 22 is disposed near an inner circumferential surface of the first lens tube 21. The second lens tube 22 and the third lens tube 23 are mainly used for protecting the first lens tube 21, and meanwhile, the situation that a user observes materials in the tube through the transparent tube 2 is not influenced. The arrangement of the second lens tube 22 is also beneficial to isolating the first lens tube 21 and reducing the interference of the convex surface of the first lens tube 21 on the flow rate of materials in the tube.

Referring to fig. 4, one end of the second lens tube 22 is embedded in one end of the first mounting tube 1 close to the second lens tube 22, and the other end is embedded in one end of the second mounting tube 3 close to the second lens tube 22, so that the second lens tube 22 and the first and second mounting tubes 1 and 3 are stably mounted. Two tip of second lens pipe 22 and first installation pipe 1 and the butt of second installation pipe 3 respectively fill up and are equipped with a first sealed pad 221 for improve the sealing performance of the glass pipe sight glass of this embodiment, make intraductal material be difficult to reveal, easily reduce the material waste on the one hand and to the pollution of environment, on the other hand easily reduces the material and to the pollution or the destruction of first lens pipe 21, plays the guard action to first lens pipe 21.

Referring to fig. 4, one end of the third lens tube 23 is embedded in one end of the first mounting tube 1 close to the second lens tube 22, and the other end is embedded in one end of the second mounting tube 3 close to the second lens tube 22, so that the third lens tube 23 and the first and second mounting tubes 1 and 3 are stably mounted. The two ends of the third lens tube 23 abutting against the first installation tube 1 and the second installation tube 3 are respectively provided with a second sealing gasket 231, which is helpful for further improving the sealing performance of the glass tube sight glass in the embodiment and reducing the problems of resource waste and environmental pollution caused by the leakage of materials in the tube.

The implementation principle of the above embodiment is as follows: when passing through the material in the glass tube sight glass in this embodiment, the material flows through transparent pipe 2 by first installation pipe 1 and flows out through second installation pipe 3 again, and when the material transported to transparent pipe 2, the user easily observed the material transportation or the reaction state in the glass tube sight glass in real time through transparent pipe 2 that just has the amplification effect to the user in time discovers and handles the proruption situation in the material transportation. Simultaneously, because the setting of wearing layer 7 for the material of first installation pipe 1 and second installation pipe 3 of flowing through is difficult to cause wearing and tearing to the inner wall of first installation pipe 1 and second installation pipe 3, has reduced the tubular product of first installation pipe 1 and the wearing and tearing of second installation pipe 3 and has sneaked into the possibility of material, has improved the purity of the material of glass manages the sight glass transportation in this embodiment.

When the user need be higher than or be less than the material of normal atmospheric temperature through the transportation of the glass tubulation mirror in this embodiment, concatenation clearance 72 between wear-resisting paster 71 easily bears the expend with heat and contract with cold effect of wearing layer 7 for it is damaged to be difficult to take place to split when wearing layer 7 contacts with colder or hotter material, and simultaneously, the design of filling flexible media layer 6 in concatenation clearance 72 makes concatenation clearance 72 have certain elasticity, has further promoted the bearing capacity of concatenation clearance 72 to expend with heat and contract with cold effect. On the other hand, the flexible medium layer 6 is arranged between the wear-resistant layer 7 and the first mounting pipe 1 or the second mounting pipe 3 and is mainly used for bearing the radial thermal expansion effect between the rigid first mounting pipe 1 and the rigid second mounting pipe 3 and the rigid wear-resistant layer 7, so that the wear-resistant layer 7 is not easy to generate extrusion deformation with the first mounting pipe 1 or the second mounting pipe 3.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. The utility model provides a wear-resisting glass manages sight glass, includes first installation pipe (1) and second installation pipe (3), first installation pipe (1) with be provided with hyaline tube (2) between second installation pipe (3), first installation pipe (1) with second installation pipe (3) are connected its characterized in that through fastening flange dish and fastening bolt (4): a medium layer (6) is arranged on the inner peripheral surfaces of the first mounting pipe (1) and the second mounting pipe (3), and the medium layer (6) is in an arc shape which is attached to the inner wall of the first mounting pipe (1) and the inner wall of the second mounting pipe (3); the peripheral surfaces of the medium layer (6) far away from the first mounting pipe (1) and the second mounting pipe (3) are provided with wear-resistant layers (7); the medium layer (6) is made of flexible materials.

2. A wear resistant glass tube sight glass according to claim 1, wherein: the wear-resistant layer (7) comprises a plurality of wear-resistant patches (71), the wear-resistant patches (71) are spliced, and splicing gaps (72) exist between the adjacent wear-resistant patches (71).

3. A wear resistant glass tube sight glass according to claim 2, wherein: and a plurality of wear-resistant patches (71) are made of 95 alumina ceramics or 99 alumina ceramics.

4. A wear resistant glass tube sight glass according to claim 3, wherein: the medium layer (6) is made of an adhesive, and the splicing gap (72) is filled through the medium layer (6).

5. A wear resistant glass tube sight glass according to claim 3, wherein: the wear-resistant patches (71) on the inner wall of the first mounting pipe (1) are in an arc shape parallel to the inner wall of the first mounting pipe (1); the wear-resistant patches (71) on the inner wall of the second mounting pipe (3) are arc-shaped and parallel to the inner wall of the second mounting pipe (3).

6. A wear resistant glass tube sight glass according to claim 1, wherein: the transparent tube (2) comprises a first lens tube (21), the side wall of the first lens tube (21) is a convex lens, one end of the first lens tube (21) is connected with the first installation tube (1) in an inserting mode, and the other end of the first lens tube is connected with the second installation tube (3) in an inserting mode.

7. A wear-resistant glass tube sight glass according to claim 6, wherein: the transparent tube (2) further comprises a second lens tube (22) and a third lens tube (23), and the first lens tube (21) and the second lens tube (22) are plane lenses; the first lens tube (21) is located between the second lens tube (22) and the third lens tube (23), and the second lens tube (22) is provided close to the inner peripheral surface of the first lens tube (21); two ends of the second lens tube (22) are respectively inserted into the first mounting tube (1) and the second mounting tube (3); two ends of the third lens tube (23) are respectively inserted into the first mounting tube (1) and the second mounting tube (3).

8. A wear resistant glass tube sight glass according to claim 7, wherein: the end parts of the second lens tube (22) abutted against the first mounting tube (1) and the second mounting tube (3) are provided with first sealing gaskets (221).

9. A wear resistant glass tube sight glass according to claim 7, wherein: and second sealing gaskets (231) are arranged at the end parts of the third lens tube (23) which are abutted with the first mounting tube (1) and the second mounting tube (3).

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