CN215517176U

CN215517176U - Quartz glass's oxyhydrogen combustor

Info

Publication number: CN215517176U
Application number: CN202121557860.7U
Authority: CN
Inventors: 田文胜
Original assignee: Shanghai Teming Glass Technology Co ltd
Current assignee: Shanghai Teming Glass Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-14
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a quartz glass oxyhydrogen burner which comprises a bottom plate, a connecting plate and a shell, wherein the inner wall of the shell is fixedly connected with a frame body, one side of the frame body is provided with a hydrogen hole, one side of the frame body is provided with a short pipe in a penetrating manner, one end of the short pipe penetrates through the frame body and extends to an inner cavity of the shell, the surface of the short pipe is provided with an oxygen hole, one side of the shell is provided with a bent pipe in a penetrating manner, one end of the bent pipe penetrates through the inner cavity of the shell, and the surface of the bent pipe is provided with a vertical pipe in a penetrating manner. The utility model solves the problems that the flame heating uniformity of the existing quartz glass oxyhydrogen burner is poor, only one part of the welding position of the mother rod and the tail rod is heated during heating, and the welding position has larger difference and can influence the subsequent polishing and fiber drawing operation quality because the other part is heated after the part is heated.

Description

Quartz glass's oxyhydrogen combustor

Technical Field

The utility model relates to the technical field of oxyhydrogen burners, in particular to an oxyhydrogen burner of quartz glass.

Background

The oxyhydrogen burner is mainly used for welding an optical fiber preform and a quartz glass tail rod at high temperature, the welded mother rod is subjected to a drawing process to complete the manufacture of an optical fiber product, the optical fiber is transmitted by optical communication, the manufacture of the optical fiber mother rod belongs to a product with dense technology and complex process, in view of the high price of the mother rod, in order to fully utilize a base material to draw the optical fiber, the method of adding the tail rod is adopted to solve the problem, a satisfactory effect is obtained, because the tail rod is made of quartz glass and similar to the mother rod, the expansion coefficients are matched, therefore, the quartz glass oxyhydrogen burner is a necessary device in the optical fiber drawing, but the existing quartz glass oxyhydrogen burner has poor flame heating uniformity, only heats one part of the welding position of the mother rod and the tail rod during heating, and rotates to heat other parts after the heating of the part is completed, the welding positions have large difference, which affects the quality of subsequent polishing and fiber drawing operations.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quartz glass oxyhydrogen burner which has the advantages of good heating uniformity and uniform heating on the periphery of the surfaces of a mother optical fiber rod and a tail optical fiber rod, and solves the problems that the existing quartz glass oxyhydrogen burner has poor flame heating uniformity, only one part of the welding position of the mother optical fiber rod and the tail optical fiber rod is heated during heating, and the welding position has larger difference and can influence the quality of subsequent polishing and fiber drawing operation because the other part is heated after the part is heated.

In order to achieve the purpose, the utility model provides the following technical scheme: the quartz glass oxyhydrogen burner comprises a bottom plate, a connecting plate and a shell, wherein a frame body is fixedly connected to the inner wall of the shell, a hydrogen hole is formed in one side of the frame body, a short pipe penetrates through one side of the frame body, one end of the short pipe penetrates through the frame body and extends to an inner cavity of the shell, an oxygen hole is formed in the surface of the short pipe, an elbow pipe penetrates through one side of the shell, one end of the elbow pipe penetrates through the inner cavity of the shell, a vertical pipe penetrates through the surface of the elbow pipe, one end of the vertical pipe penetrates through the elbow pipe and extends to the inner cavity of the frame body, a fixing pipe is fixedly connected to the top of the bottom plate and the bottom of the connecting plate, one end of the fixing pipe is fixedly communicated with the hydrogen pipe, a connecting pipe is fixedly communicated with the surface of the fixing pipe, one end of the connecting pipe, far away from the fixing pipe, is fixedly communicated with one end of the elbow pipe, far away from the shell, the end, far away from the shell, of the vertical pipe is fixedly communicated with a conveying pipe, the end, far away from the vertical pipe, of the conveying pipe is fixedly communicated with a long pipe, and one end of the long pipe is fixedly communicated with an oxygen pipe.

Preferably, the surface of the fixed pipe close to one end of the hydrogen pipe is provided with a first electromagnetic valve, and the surface of the long pipe close to one end of the oxygen pipe is provided with a second electromagnetic valve.

Preferably, the equal fixedly connected with bracing piece in both sides of bottom plate top rear side, the top fixedly connected with backup pad of bracing piece, the top fixedly connected with pneumatic cylinder of backup pad, the output of pneumatic cylinder run through to the bottom of backup pad and with the top fixed connection of connecting plate.

Preferably, the top of the supporting plate is provided with a through hole matched with the hydraulic cylinder, and the diameter of the output end of the hydraulic cylinder is smaller than that of the through hole.

Preferably, both sides at connecting plate top are all fixedly connected with the guide bar, the top of guide bar runs through to the top of backup pad, guide bar and backup pad swing joint.

Preferably, exhaust fans are installed on two sides of the top of the connecting plate in an embedded mode, and six short pipes are installed in each shell.

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

1. the utility model has the advantages of good heating uniformity and uniform heating on the periphery of the surfaces of the fiber mother rod and the tail rod by matching the bottom plate, the connecting plate, the shell, the frame body, the hydrogen hole, the short pipe, the oxygen hole, the bent pipe, the vertical pipe, the fixed pipe, the hydrogen pipe, the connecting pipe, the conveying pipe, the long pipe and the oxygen pipe, and solves the problems that the flame heating uniformity of the existing quartz glass oxyhydrogen burner is poor, only one part of the welding position of the mother rod and the tail rod is heated during heating, and the welding position has larger difference and the quality of subsequent polishing and fiber drawing operation is influenced due to the fact that the other parts are heated after the part is heated.

2. The utility model can control the introduction and flow of hydrogen and oxygen in the corresponding fixed pipe and long pipe by arranging the first electromagnetic valve and the second electromagnetic valve, adjust the combustion range and intensity of the oxyhydrogen burner, is convenient to exhaust and disperse the smoke generated by heating the optical fiber mother rod by arranging the exhaust fan, ensures that the hydrogen exhausted from the bent pipe enters the belt shell and then enters the short pipes by arranging six short pipes in each shell, and is exhausted and dispersed from the hydrogen hole, and simultaneously the oxygen enters the frame body from the vertical pipe and is exhausted from the oxygen hole to be fully contacted and mixed with the hydrogen, thereby leading the hydrogen to be more fully combusted.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the right-view structure of the present invention;

FIG. 3 is a schematic partial top perspective view of the present invention;

FIG. 4 is an enlarged view of the components of the mounting tube and elongated tube of the present invention;

fig. 5 is a schematic cross-sectional enlarged perspective view of the housing of the present invention.

In the figure: the device comprises a base plate 1, a connecting plate 2, a shell 3, a frame 4, a hydrogen hole 5, a short pipe 6, an oxygen hole 7, a bent pipe 8, a vertical pipe 9, a fixed pipe 10, a hydrogen pipe 11, a connecting pipe 12, a conveying pipe 13, a long pipe 14, an oxygen pipe 15, a first electromagnetic valve 16, a second electromagnetic valve 17, a supporting rod 18, a supporting plate 19, a hydraulic cylinder 20, a guide rod 21 and an exhaust fan 22.

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.

Referring to fig. 1-5, an oxyhydrogen burner for quartz glass comprises a bottom plate 1, a connecting plate 2 and a housing 3, wherein the inner wall of the housing 3 is fixedly connected with a frame 4, one side of the frame 4 is provided with a hydrogen hole 5, one side of the frame 4 is provided with a short tube 6 in a penetrating manner, one end of the short tube 6 penetrates through the frame 4 and extends to the inner cavity of the housing 3, the surface of the short tube 6 is provided with an oxygen hole 7, one side of the housing 3 is provided with a bent tube 8 in a penetrating manner, one end of the bent tube 8 penetrates through the inner cavity of the housing 3, the surface of the bent tube 8 is provided with a vertical tube 9 in a penetrating manner, one end of the vertical tube 9 penetrates through the bent tube 8 and extends to the inner cavity of the frame 4, the top of the bottom plate 1 and the bottom of the connecting plate 2 are both fixedly connected with a fixed tube 10, one end of the fixed tube 10 is fixedly communicated with a hydrogen tube 11, the surface of the fixed tube 10 is communicated with a connecting tube 12, one end of the connecting tube 12 far away from the fixed tube 10 is fixedly communicated with one end of the bent tube 8 far away from the housing 3, the end of the vertical pipe 9 far away from the shell 3 is fixedly communicated with a delivery pipe 13, the end of the delivery pipe 13 far away from the vertical pipe 9 is fixedly communicated with a long pipe 14, and the end of the long pipe 14 is fixedly communicated with an oxygen pipe 15.

The surface of the fixed pipe 10 close to one end of the hydrogen pipe 11 is provided with a first electromagnetic valve 16, the surface of the long pipe 14 close to one end of the oxygen pipe 15 is provided with a second electromagnetic valve 17, and the first electromagnetic valve 16 and the second electromagnetic valve 17 are arranged to control the introduction and flow of hydrogen and oxygen in the fixed pipe 10 and the long pipe 14 corresponding to the fixed pipe, and adjust the combustion range and intensity of the oxyhydrogen burner.

The equal fixedly connected with bracing piece 18 in both sides of 1 top rear side of bottom plate, the top fixedly connected with backup pad 19 of bracing piece 18, the top fixedly connected with pneumatic cylinder 20 of backup pad 19, pneumatic cylinder 20's output run through to the bottom of backup pad 19 and with the top fixed connection of connecting plate 2, through setting up bracing piece 18, backup pad 19 and pneumatic cylinder 20, adjust the interval between upper and lower casing 3, be convenient for arrange the female stick of optic fibre and tail-bar in between the casing 3 and heat.

The through-hole with 20 looks adaptations of pneumatic cylinder is seted up at the top of backup pad 19, and the diameter of pneumatic cylinder 20 output is less than the diameter of through-hole, through setting up the through-hole, makes the output of pneumatic cylinder 20 not receive backup pad 19's influence when reciprocating, and the removal is more smooth and easy.

The equal fixedly connected with guide bar 21 in both sides at 2 tops of connecting plate, the top of guide bar 21 runs through to the top of backup pad 19, and

guide bar

21 and 19 swing joint of backup pad are through setting up guide bar 21, and it is fixed to lead connecting plate 2, make connecting plate 2 more stable when reciprocating, through setting up air discharge fan 22, be convenient for arrange the flue gas that the female stick of heating optic fibre produced and dissipate.

The exhaust fan 22 is all inlayed and installed to the both sides at 2 tops of connecting plate, all install six nozzle stub 6 in every casing 3 through setting up, make in the return bend 8 exhaust hydrogen get into take the casing 3 in then enter into the nozzle stub 6, and from hydrogen hole 5 dispersion of discharging, oxygen carries out the intensive contact mixture from standpipe 9 entering into in the framework 4 and discharging from oxygen hole 7 and hydrogen simultaneously, thereby make hydrogen burning more abundant.

When in use, the device is externally connected with a power supply and a controller through a lead, a hydrogen pipe 11 is externally connected with a hydrogen supply device and an oxygen pipe 15 through a pipeline and is externally connected with an oxygen supply device, the controller controls the contraction of the hydraulic cylinder 20 to enable the connecting plate 2 and the upper shell 3 to move upwards, the optical fiber mother rod and the tail rod are arranged between the upper shell 3 and the lower shell 3, the controller controls the extension of the hydraulic cylinder 20 to enable the connecting plate 2 and the upper shell 3 to restore to the initial positions, the controller controls the opening and closing of the first electromagnetic valve 16 and the second electromagnetic valve 17 to control the introduction and flow of hydrogen and oxygen in the corresponding fixed pipe 10 and the long pipe 14, the combustion range and the intensity of the oxyhydrogen burner are adjusted, the hydrogen in the hydrogen pipe 11 enters the fixed pipe 10 and the bent pipe 8, the hydrogen discharged from the bent pipe 8 enters the belt shell 3 and then enters the short pipe 6, and the oxygen in the oxygen tube 15 enters the long tube 14, the conveying pipe 13 and the vertical tube 9, the oxygen enters the frame body 4 from the vertical tube 9 and is discharged from the oxygen hole 7 to be fully contacted and mixed with the hydrogen, ignition is carried out, so that the hydrogen is more fully combusted, and the peripheries of the surfaces of the optical fiber mother rod and the tail rod are uniformly heated.

All kinds of parts used in the application document are standard parts and can be purchased from the market, the specific connection mode of all parts adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the conventional models in the prior art are adopted for machinery, parts and electrical equipment, the conventional connection mode in the prior art is adopted for circuit connection, and detailed description is not given here.

In summary, the following steps: this quartz glass's oxyhydrogen combustor, through bottom plate 1, the connecting plate 2, casing 3, framework 4, hydrogen gas hole 5, nozzle stub 6, oxygen hole 7, return bend 8, standpipe 9, fixed pipe 10, hydrogen pipe 11, connecting pipe 12, conveyer pipe 13, long tube 14 and oxygen pipe 15 cooperate, it is poor to have solved the homogeneity of current quartz glass oxyhydrogen combustor flame heating, only heat the partly of mother stick and tail stick butt fusion position when heating, rotate again after this position heating is accomplished and heat other parts, lead to there being great difference in the position of butt fusion, can influence follow-up polishing and the problem of drawing fine operation quality.

Claims

1. The utility model provides a quartz glass's oxyhydrogen combustor, includes bottom plate (1), connecting plate (2) and casing (3), its characterized in that: the inner wall of the shell (3) is fixedly connected with a frame body (4), one side of the frame body (4) is provided with a hydrogen hole (5), one side of the frame body (4) is provided with a short pipe (6) in a penetrating manner, one end of the short pipe (6) penetrates through the frame body (4) and extends to an inner cavity of the shell (3), the surface of the short pipe (6) is provided with an oxygen hole (7), one side of the shell (3) is provided with a bent pipe (8) in a penetrating manner, one end of the bent pipe (8) penetrates through the inner cavity of the shell (3), the surface of the bent pipe (8) is provided with a vertical pipe (9) in a penetrating manner, one end of the vertical pipe (9) penetrates through the bent pipe (8) and extends to the inner cavity of the frame body (4), the top of the bottom plate (1) and the bottom of the connecting plate (2) are both fixedly connected with a fixing pipe (10), and one end of the fixing pipe (10) is fixedly communicated with a hydrogen pipe (11), the fixed surface of fixed pipe (10) communicates there is connecting pipe (12), the fixed intercommunication of one end that casing (3) were kept away from to the one end that fixed pipe (10) was kept away from and return bend (8) is kept away from in connecting pipe (12), the fixed intercommunication of one end that casing (3) were kept away from in standpipe (9) has conveyer pipe (13), the fixed intercommunication of one end that standpipe (9) were kept away from in conveyer pipe (13) has long tube (14), the fixed intercommunication of one end of long tube (14) has oxygen hose (15).

2. An oxyhydrogen burner for quartz glass according to claim 1, characterized in that: the surface of the fixed pipe (10) close to one end of the hydrogen pipe (11) is provided with a first electromagnetic valve (16), and the surface of the long pipe (14) close to one end of the oxygen pipe (15) is provided with a second electromagnetic valve (17).

3. An oxyhydrogen burner for quartz glass according to claim 1, characterized in that: the utility model discloses a bottom plate (1) top rear side's equal fixedly connected with bracing piece (18) in both sides, the top fixedly connected with backup pad (19) of bracing piece (18), the top fixedly connected with pneumatic cylinder (20) of backup pad (19), the output of pneumatic cylinder (20) run through to the bottom of backup pad (19) and with the top fixed connection of connecting plate (2).

4. An oxyhydrogen burner for quartz glass according to claim 3, characterized in that: the top of the supporting plate (19) is provided with a through hole matched with the hydraulic cylinder (20), and the diameter of the output end of the hydraulic cylinder (20) is smaller than that of the through hole.

5. An oxyhydrogen burner for quartz glass according to claim 3, characterized in that: the connecting plate is characterized in that guide rods (21) are fixedly connected to the two sides of the top of the connecting plate (2), the top of each guide rod (21) penetrates through the top of the corresponding supporting plate (19), and the guide rods (21) are movably connected with the corresponding supporting plates (19).

6. An oxyhydrogen burner for quartz glass according to claim 1, characterized in that: exhaust fans (22) are installed on two sides of the top of the connecting plate (2) in an embedded mode, and six short pipes (6) are installed in each shell (3).