CN220941619U - Optical fiber curing oven - Google Patents

Abstract

The application relates to an optical fiber curing oven which comprises a box body, a support frame, a heating block, a gear knob and a mode knob, wherein the box body is provided with an assembly groove; the supporting frame is arranged in the box body corresponding to the assembly groove; the heating block is supported by the support frame and is embedded with the assembly groove, the heating block is provided with a heating groove, and the heating groove is vertically arranged and is used for receiving an optical fiber curing plate with the inserted core and vertically arranged in the heating groove for curing; the gear knob is rotatably arranged on the box body to select different gears for cyclic solidification; the mode knob is rotatably arranged on the box body and used for selecting a constant-temperature curing mode or a cyclic curing mode. According to the optical fiber curing furnace provided by the application, the curing mode can be freely switched by the adjusting mode knob, and the cooling of the cooling fan is carried out when the circulating mode is cooled, so that bubbles and poor optical fiber cracking generated during curing are greatly reduced during curing, and the heating groove is vertically arranged to receive the optical fiber curing plate with the inserted core and vertically arranged in the heating groove to cure the optical fiber curing plate so as to prevent glue from flowing backwards during curing.

Description

Optical fiber curing oven

Technical Field

The application relates to the field of optical fiber processing equipment, in particular to an optical fiber curing oven.

Background

The optical fiber curing furnace is a special optical fiber adhesive heating curing device and is necessary equipment for producing optical communication devices such as tail fibers and the like.

The temperature is always constant at the highest temperature during constant-temperature curing, the glue is rapidly solidified, the stress of the glue is in the highest stress state for a long time, the core insert is easy to generate bubbles during curing, and the optical fiber is easy to crack;

The cyclic curing is to cure at different temperatures in different time periods in the glue solidification process, so that the excessive concentration of the stress of the glue can be relieved, bubbles and poor fiber breakage of optical fibers during the glue curing can be greatly reduced, and the curing cycle time is long and the efficiency is lower than that of the constant-temperature curing time;

When the cylindrical ceramic ferrule is cured in a straight or inclined mode, glue can flow back, glue bubbles are increased, and the split fiber is poor.

Disclosure of utility model

The application provides an optical fiber curing oven which aims to solve the problems of glue bubbles, glue backflow and poor fiber splitting during straight or inclined curing of a cylindrical ceramic ferrule in the background art.

In order to solve the technical problems, the application adopts a technical scheme that: there is provided an optical fiber curing oven comprising:

the box body is provided with an assembly groove;

The supporting frame is arranged in the box body corresponding to the assembly groove;

The heating block is supported by the support frame and is embedded with the assembly groove, the heating block is provided with a heating groove, and the heating groove is vertically arranged and is used for receiving an optical fiber curing plate with a core insert to be vertically arranged in the heating groove for curing;

The gear knob is rotatably arranged on the box body and is used for selecting different gears for cyclic solidification;

And the mode knob is rotatably arranged on the box body and is used for selecting a constant-temperature curing mode or a circulating curing mode.

In a specific embodiment of the present application, the box body includes a box body and a panel, a flange is provided at the top of the box body, a partition board is provided in the box body, the partition board divides the box body into a first chamber and a second chamber, the panel is connected with the flange to form the box body, the panel is provided with the assembly groove, and the assembly groove is located in the first chamber.

In a specific embodiment of the present application, the box body includes a bottom plate, a front panel and a rear panel connected to two opposite sides of the bottom plate, and a left panel and a right panel connected to the other two opposite sides of the bottom plate, where the gear knob and the mode knob are arranged on the front panel side by side.

In a specific embodiment of the present application, the optical fiber curing oven further includes a temperature relay, wherein the temperature relay is disposed on the front panel and located at a side of the mode knob, and the temperature relay is used for displaying an operating temperature.

In a specific embodiment of the present application, the optical fiber curing oven further includes a main switch and a start switch, where the main switch is disposed on any one of the left panel, the right panel, the front panel, and the rear panel, the main switch is used for a switching power supply, and the start switch is disposed on the front panel and is used for starting or closing a working circuit.

In a specific embodiment of the present application, the optical fiber curing oven further includes an indicator light disposed on the front panel, and the indicator light is disposed on a side of the start switch.

In a specific embodiment of the present application, the optical fiber curing oven further includes a time relay and a time relay start button, which are disposed on the front panel, wherein the time relay is used for displaying working time, and the time relay start button is used for switching on or switching off or adjusting the working time.

In a specific embodiment of the present application, the optical fiber curing oven further includes a boom disposed on the front panel, and the boom, the indicator light, and the time relay start button form rectangular four-corner distribution.

In a specific embodiment of the present application, the optical fiber curing oven further includes a cooling fan, the cooling fan is disposed on the bottom plate and the rear panel, the left panel, the right panel and the rear panel are correspondingly provided with air inlets, and a plurality of pads for supporting height are disposed around the bottom plate.

In a specific embodiment of the present application, the optical fiber curing oven further includes a handle, where the handle is disposed on the left panel and the right panel, and the left panel and/or the right panel is provided with a connector hole for allowing the cable to pass through and provide a connector for protecting the cable.

The beneficial effects of the application are as follows: according to the optical fiber curing furnace provided by the application, the constant temperature curing mode and the circulating curing mode can be freely switched by the adjusting mode knob, and the cooling is assisted by the fan during circulating curing and cooling, so that bubbles and poor optical fiber cracking caused by glue curing are greatly reduced during curing operation, the heating groove is vertically arranged for receiving the optical fiber curing plate with the inserted core and vertically arranged in the heating groove for curing, the glue is prevented from flowing backwards during curing, and the optical fiber curing furnace is novel in structure and strong in practicability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic diagram of a curing operation performed by an optical fiber curing oven according to an embodiment of the present application;

FIG. 2 is a schematic view of the interior of a case provided by an embodiment of the present application;

FIG. 3 is a schematic diagram of a fiber curing oven according to an embodiment of the present application;

fig. 4 is a schematic development diagram of a case according to an embodiment of the present application.

Reference numerals illustrate: 10. an optical fiber curing oven; 20. an optical fiber curing plate provided with a ferrule; 100. a case; 110. a case body; 111. a bottom plate; 112. a front panel; 113. a rear panel; 114. a left panel; 115. a right panel; 116. a partition plate; 117. a first chamber; 118. a second chamber; 119. folding edges; 120. a panel; 122. an assembly groove; 124. a terminal block; 126. a solid state relay; 128. an intermediate relay; 130. a temperature relay; 140. a time relay; 150. starting a switch; 160. a main switch; 170. an indicator light; 180. a boomer; 190. a time relay start button; 200. a support frame; 300. a heating block; 310. a heating tank; 400. a gear knob; 500. a mode knob; 600. a heat radiation fan; 610. an air inlet; 700. foot pads; 800. a handle; 900. and a joint hole.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present application, the directional indications are merely used to explain the relative positional relationship, movement, etc. between the components in a specific gesture (as shown in the drawings), and if the specific gesture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.

As shown in fig. 1 and 2, the present application provides an optical fiber curing oven 10, and the optical fiber curing oven 10 includes a case 100, a support frame 200, a heat block 300, a gear knob 400, and a mode knob 500.

The box 100 is a frame made of sheet metal parts, and the box 100 is provided with an assembly groove 122, and the assembly groove 122 in this embodiment is longitudinally arranged close to two ends of the box 100 to form a square rectangle, but is not limited to the square rectangle, and of course, may also be square or have other shapes.

The supporting frame 200 is disposed in the case 100 corresponding to the assembly groove 122, and is fixed in the case 100 by screws, and an irregular groove is disposed on the upper surface of the supporting frame 200 to play a supporting role.

The heating block 300 is supported by the supporting frame 200 and is embedded with the assembly groove 122, the lower surface of the heating block 300 is provided with a bump corresponding to an irregular groove on the upper surface of the supporting frame 200 so as to be installed in the groove of the supporting frame 200, the upper surface of the heating block 300 is embedded with the assembly groove 122 correspondingly, the upper surface of the heating block 300 is provided with a long rectangular heating groove 310, the heating groove 310 is vertically arranged so as to be used for receiving the optical fiber curing plate 20 with the inserted core, the optical fiber curing plate 20 is vertically arranged in the heating groove 310 to be cured, glue can flow backwards when the cylindrical ceramic inserted core is vertically or obliquely cured, and the situation of glue backflow can be prevented when the vertical curing is performed.

The gear knob 400 is rotatably arranged on the box body 100, and the gear knob 400 is rotated to select different gears for cyclic curing, and the cyclic curing gears correspond to the cyclic curing curves 1, 2 or 3.

The mode knob 500 is rotatably disposed on the case 100, and the mode knob 500 is rotated to select a constant temperature curing mode or a cyclic curing mode, and the constant temperature curing mode and the cyclic curing mode can be freely switched.

As shown in fig. 1 and 2, the box 100 includes a box 110 and a panel 120, a folded edge 119 folded inwards is provided at the top of the box 110, a partition 116 is provided in the box 110, the partition 116 divides the box 110 into a first chamber 117 and a second chamber 118, the panel 120 is connected with the folded edge 119 by screws to form the box 100, the panel 120 is provided with an assembly groove 122, the assembly groove 122 is located in the first chamber 117, the support frame 200 is arranged in the first chamber 117, the heating block 300 is arranged in the first chamber 117, the folded edge 119 is not provided at two sides of the first chamber 117, the folded edge 119 is provided at two sides of the second chamber 118, and the terminal row 124, the solid state relay 126 and the intermediate relay 128 are arranged in the second chamber 118 side by side.

The terminal block 124 carries a plurality or a plurality of sets of mutually insulated terminal assemblies and is used to fix the insulating members of the support. The terminal block 124 is used to connect the lines of the on-screen device and the off-screen device, and serves as a signal (current voltage) transmission. The terminal strip 124 is provided, so that the wiring is attractive, the maintenance is convenient, the connection between the remote lines is mainly firm, and the construction and the maintenance are convenient.

The solid state relay 126 is a novel contactless switching device composed of solid state electronic components, the solid state relay 126 can have short-circuit protection, overload protection and overheat protection functions, and the intelligent module required by a user can be realized by combination logic solidification encapsulation, and the intelligent module can be directly used in a control system.

The intermediate relay 128 is also a voltage relay in nature, and differs from a normal voltage relay in that the intermediate relay 128 has many contacts, and the contacts allow a large current to flow, which can open and close a circuit of a large current.

As shown in fig. 1, 3 and 4, the case 110 includes a bottom plate 111, a front panel 112 and a rear panel 113 connected to opposite sides of the bottom plate 111, a left panel 114 and a right panel 115 connected to opposite sides of the bottom plate 111, a gear knob 400 and a mode knob 500 are arranged on the front panel 112 side by side, and the front panel 112, the rear panel 113, the left panel 114 and the right panel 115 are vertically connected to the panels by screws to form the case 100.

As shown in fig. 1, the optical fiber curing oven 10 further includes a temperature relay 130, where the temperature relay 130 is disposed on the front panel 112 and is located at a side of the mode knob 500, the temperature relay 130 acts due to an increase in ambient temperature or a temperature rise caused by heat generation of a current passing through the temperature relay 130, and when the ambient temperature reaches a given value, the temperature relay 130 is a relay that acts by contacting the temperature relay 130 in an induction type seal, and has the characteristics of small volume, light weight, high temperature control precision, and the like, and has extremely strong versatility, and since the on-resistance of the relay is small, the temperature rise caused by the current heating effect is also small and negligible compared with the ambient temperature rise, so that the detection of the operating temperature and the recovery temperature of the temperature relay 130 is generally realized by controlling the change of the ambient temperature.

As shown in fig. 1, the optical fiber curing oven 10 further includes a main switch 160 and a start switch 150, the main switch 160 is disposed on any one of the left panel 114, the right panel 115, the front panel 112 and the rear panel 113, in this embodiment, the main switch 160 is disposed on the left panel 114, the main switch 160 is used for switching a power supply, the start switch 150 is disposed on the front panel 112 and is used for starting or closing a working circuit, before the curing operation is performed, an operator turns on the main switch 160, rotates the mode knob 500 to a corresponding mode according to the product requirement, if the cyclic curing mode is adopted, the gear knob 400 is adjusted to a required gear, then the optical fiber curing plate 20 with the inserted core is vertically placed in the heating slot 310, the start switch 150 is turned on to start the working circuit, and the optical fiber curing oven 10 starts the curing operation.

As shown in fig. 1, the optical fiber curing oven 10 further includes an indicator light 170 disposed on the front panel 112, the indicator light 170 is disposed on a side of the start switch 150, when the start switch 150 is turned on, the indicator light 170 is turned on, the heat block 300 starts to heat up, when the start switch 150 is turned off, the indicator light 170 is correspondingly turned off, the heat block 300 stops heating, and the indicator light 170 is used to indicate an operating state of the optical fiber curing oven 10, such as on, off, standby or fault state. Different lamplight colors and flashing modes can represent different states, so that an operator can quickly know the operation condition of the optical fiber curing oven 10, and appropriate measures are taken, which are very important for equipment monitoring, fault removal and maintenance, the indicator light 170 can also remind the operator of safe operation, the indicator light 170 has obvious visual effect, the operator can be reminded of the safe operation, and the operator is prevented from being scalded when the heating block 300 heats up.

As shown in fig. 1, the optical fiber curing oven 10 further includes a time relay 140 and a time relay 140 start button, which are disposed on the front panel 112, wherein the time relay 140 is used for displaying working time, so that an operator can record the working time conveniently, and the time relay 140 start button is used for switching on or switching off or adjusting the working time. The time relay 140 is a relay whose output circuit is required to generate a jump change after an input motion signal is added or removed after a prescribed accurate time, and is an electrical component used in a circuit of a lower voltage or a lower current to turn on or off a circuit of a higher voltage or a higher current. The operator rotates the mode knob 500 to a constant temperature curing mode according to the product requirement, vertically loads the optical fiber curing plate 20 with the inserted core into the heating groove 310 for curing operation, starts the button and the starting switch 150 according to the time relay 140, starts timing the time relay 140, starts heating the heating block 300, and when the time relay 140 operates in different time periods, the temperature relay 130 stops heating according to the time set by the time relay 140 when the heating block 300 arrives, and if the temperature is reduced, the heating is maintained at a constant temperature.

As shown in fig. 1, the optical fiber curing oven 10 further includes a boomer 180 disposed on the front panel 112, and the boomer 180, the start switch 150, the indicator light 170, and the start button of the time relay 140 form rectangular four-corner distribution. When the optical fiber curing oven 10 operates in the constant temperature curing mode, the time relay 140 and the temperature relay 130 cooperate to maintain the temperature at a constant temperature, and when the time reaches a set time, the grommets 180 alarm to take down the optical fiber curing plate 20 with the ferrule, thereby realizing the curing of the time and temperature control of the curing plate ferrule.

As shown in fig. 2 and 3, the optical fiber curing oven 10 further includes a cooling fan 600, the cooling fan 600 is disposed on the bottom plate 111 near the first chamber 117 and the rear panel 113, the left panel 114 and the right panel 115 near the first chamber 117 and the rear panel 113 are correspondingly provided with an air inlet 610, in this embodiment, three cooling fans 600 are disposed, when the optical fiber curing oven 10 operates in the cyclic curing mode, the temperature relay 130 heats, thermostats and cools the heat block 300 according to a set program and time, when the temperature relay 130 begins to cool, the temperature relay 130 signals the cooling fans 600, and the three fans are started, thereby cooling rapidly, improving the cyclic curing efficiency, a plurality of pads 700 for high support are disposed around the bottom plate 111, so as to reduce vibration generated during curing operation, maintain stable placement of the optical fiber curing oven 10, and the fans can also be provided with four different functions.

As shown in fig. 1, the fiber curing oven 10 further includes a handle 800, where the handle 800 is disposed on the left panel 114 and the right panel 115, and the left panel 114 and/or the right panel 115 are provided with a connector hole for allowing a cable to pass through and provide a connector for protecting the cable.

In summary, as can be easily understood by those skilled in the art, according to the optical fiber curing oven 10 provided by the present application, an operator rotates the mode knob 500 to a corresponding mode according to the product requirement, and vertically places the optical fiber curing plate 20 with the ferrule into the heat generating slot 310 to perform the curing operation effectively and stably, and since the mode knob 500 is adjusted to freely switch the constant temperature curing mode and the cyclic curing mode and the cooling fan 600 assists in cooling when the cyclic curing mode is cooled, the bubbles and the poor optical fiber splitting generated when the glue is cured are greatly reduced during the curing operation, and the heat generating slot 310 is vertically arranged to receive the optical fiber curing plate 20 with the ferrule and is vertically placed into the heat generating slot 310 to perform the curing, so as to prevent the glue from flowing backwards during the curing, and the optical fiber curing oven has novel structure and strong practicability.

The above examples of the present application are only illustrative of the present application and are not intended to limit the embodiments of the present application. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. An optical fiber curing oven (10), characterized in that the optical fiber curing oven (10) comprises:

a case (100) provided with an assembly groove (122);

the supporting frame (200) is arranged in the box body (100) corresponding to the assembly groove (122);

The heating block (300) is supported by the supporting frame (200) and is embedded with the assembly groove (122), the heating block (300) is provided with a heating groove (310), and the heating groove (310) is vertically arranged and is used for receiving an optical fiber curing plate (20) with a core insert to be vertically arranged in the heating groove (310) for curing;

A gear knob (400) rotatably arranged on the box body (100) and used for selecting different gears for cyclic solidification;

And the mode knob (500) is rotatably arranged on the box body (100) and is used for selecting a constant-temperature curing mode or a circulating curing mode.

2. The fiber curing oven (10) of claim 1, wherein: the box body (100) comprises a box body (110) and a panel (120), a folded edge (119) is arranged at the top of the box body (110), a partition board (116) is arranged in the box body (110), the partition board (116) divides the box body (110) into a first cavity (117) and a second cavity (118), the panel (120) is connected with the folded edge (119) to form the box body (100), the panel (120) is provided with an assembly groove (122), and the assembly groove (122) is located in the first cavity (117).

3. The fiber curing oven (10) of claim 2, wherein: the box body (110) comprises a bottom plate (111), a front panel (112) and a rear panel (113) which are connected to two opposite sides of the bottom plate (111), a left panel (114) and a right panel (115) which are connected to the other two opposite sides of the bottom plate (111), and the gear knob (400) and the mode knob (500) are arranged on the front panel (112) side by side.

4. A fiber curing oven (10) according to claim 3, characterized in that: the optical fiber curing oven (10) further comprises a temperature relay (130), wherein the temperature relay (130) is arranged on the front panel (112) and located on the side edge of the mode knob (500), and the temperature relay (130) is used for displaying the working temperature.

5. A fiber curing oven (10) according to claim 3, characterized in that: the optical fiber curing oven (10) further comprises a main switch (160) and a starting switch (150), wherein the main switch (160) is arranged on any one of the left panel (114), the right panel (115), the front panel (112) and the rear panel (113), the main switch (160) is used for a switching power supply, and the starting switch (150) is arranged on the front panel (112) and is used for starting or closing a working circuit.

6. The fiber curing oven (10) of claim 5, wherein: the optical fiber curing oven (10) further comprises an indicator lamp (170) arranged on the front panel (112), and the indicator lamp (170) is arranged on the side edge of the starting switch (150).

7. The fiber curing oven (10) of claim 6, wherein: the optical fiber curing oven (10) further comprises a time relay (140) and a time relay (140) starting button which are arranged on the front panel (112), wherein the time relay (140) is used for displaying working time, and the time relay (140) starting button is used for switching on or switching off or adjusting the working time.

8. The fiber curing oven (10) of claim 7, wherein: the optical fiber curing furnace (10) further comprises a bombing device (180) arranged on the front panel (112), wherein the bombing device (180), the starting switch (150), the indicator lamp (170) and the starting button of the time relay (140) form rectangular four-corner distribution.

9. A fiber curing oven (10) according to claim 3, characterized in that: the optical fiber curing oven (10) further comprises a cooling fan (600), the cooling fan (600) is arranged on the bottom plate (111) and the rear panel (113), the left panel (114), the right panel (115) and the rear panel (113) are correspondingly provided with air inlets (610), and a plurality of cushion feet (700) for carrying out high support are arranged around the bottom plate (111).

10. A fiber curing oven (10) according to claim 3, characterized in that: the optical fiber curing oven (10) further comprises a handle (800), wherein the handle (800) is arranged on the left panel (114) and the right panel (115), and the left panel (114) and/or the right panel (115) are/is provided with a joint hole for allowing a cable to pass through and arranging a joint for protecting the cable.