Steel lining polytetrafluoroethylene straight pipe heating furnace

Abstract

The utility model discloses a steel lining polytetrafluoroethylene straight pipe heating furnace, which relates to the technical field of heating furnaces and comprises a furnace body and a placing table. A fixing seat is arranged at the top end of the front side face of the furnace body, the interior of the fixing seat is rotationally connected with a connector on one side of the bottom face of the furnace door, a motor is fixed to the outer side face of the fixing seat, the inner side end of an output shaft of the motor is connected with the outer side face of the connector on the bottom face of the furnace door, and heating pipes are evenly fixed in grooves in the left side face and the right side face in the furnace body. Sliding blocks are installed on the two sides of the bottom face of the containing table, the sliding blocks are slidably connected with sliding grooves in the bottom face of the interior of the furnace body, a limiting unit is arranged on the top face of the containing table, and a detection unit is arranged on the top face of the furnace body; the heating furnace further comprises a controller, the controller is arranged on the side face of the furnace body, the motor and the input end of the heating pipe are electrically connected with the output end of the controller, and the steel lining polytetrafluoroethylene straight pipe heating furnace is convenient to detect, firm in fixation and high in safety.

Description

Technical Field

[0001] The utility model relates to the technical field of heating furnaces, in particular to a steel-lined polytetrafluoroethylene straight tube heating furnace. Background Art

[0002] As the superior performance of polytetrafluoroethylene (PTFE) materials has gradually become known to people, the demand for the use of polytetrafluoroethylene in all walks of life has gradually increased, especially in the chemical industry, which has the worst working conditions. The most commonly used chemical pipeline is the "steel-lined PTFE pipeline" with an outer steel pipe and an inner PTFE pipe. Nowadays, steel-lined PTFE pipelines are widely used in chemical, metallurgical, mining, energy, pharmaceutical and other industries. Steel-lined PTFE straight pipes need to be heated in a heating furnace during the production process. However, the current heating furnace uses a stacking method when placing steel-lined PTFE straight pipes, which may roll off during the pulling process. For this reason, we propose a steel-lined PTFE straight pipe heating furnace. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a steel-lined polytetrafluoroethylene straight tube heating furnace, which is convenient for detection, firmly fixed, and highly safe, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel-lined polytetrafluoroethylene straight tube heating furnace, comprising a furnace body and a placement table;

[0005] Furnace body: A fixing seat is provided at the top of the front side surface, the interior of the fixing seat is rotatably connected to a connector on one side of the bottom surface of the furnace door, a motor is fixed to the outer side surface of the fixing seat, the inner end of the motor output shaft is connected to the outer side surface of the connector on the bottom surface of the furnace door, heating tubes are evenly fixed in the grooves on the left and right sides of the furnace body, sliders are installed on both sides of the bottom surface of the placement table, the sliders are slidably connected to the slide grooves on the bottom surface of the furnace body, a limiting unit is provided on the top surface of the placement table, and a detection unit is provided on the top surface of the furnace body;

[0006] Wherein: it also includes a controller, which is arranged on the side of the furnace body, the input ends of the motor and the heating tube are electrically connected to the output end of the controller, and the input end of the controller is electrically connected to the output end of an external power supply.

[0007] The heating tube inside the furnace body can heat the steel-lined PTFE straight tube placed on the top of the table, and the motor drives the furnace door to rotate to facilitate the removal of the steel-lined PTFE straight tube.

[0008] Furthermore, the limiting unit includes a limiting plate, a connecting plate, a screw, a baffle, an insert and a fixed plate, the fixed plate is fixed on the rear side of the top surface of the placing table, the connecting plate has two and are respectively fixed at both ends of the front side of the placing table, the middle part of the fixing plate is rotatably connected with a screw, the screw is threadedly connected to the screw hole on the side of the limiting plate, the baffle is plugged into the through groove on the surface of the limiting plate, the bottom surface of the baffle is provided with an insert corresponding to the slot on the top surface of the placing table, the screw is rotated according to the specifications of the steel-lined polytetrafluoroethylene straight tube to adjust the position of the limiting plate, and the baffle inserted into the through groove on the surface of the limiting plate can fix the steel-lined polytetrafluoroethylene straight tube to prevent the steel-lined polytetrafluoroethylene straight tube from rolling and causing safety problems.

[0009] Furthermore, the detection unit includes a temperature sensor, a connecting seat, a bracket and a display screen, the temperature sensor is evenly fixed on the top surface of the furnace body, the connecting seat is installed on the left side of the furnace body, the connecting seat is internally rotatably connected with the bracket, the bottom surface of the bracket is rotatably connected to the middle of the top surface of the display screen, the input end of the display screen is electrically connected to the output end of the controller, the output end of the temperature sensor is electrically connected to the input end of the controller, and the multiple temperature sensors arranged on the top surface of the furnace body can monitor the temperature at different positions inside the furnace body in real time, and promptly remind personnel when the temperature changes, and the connected bracket can adjust the position of the display screen to facilitate personnel to view the detected data and facilitate subsequent adjustments.

[0010] Furthermore, it also includes a transparent window, a sealing strip and a lighting lamp. The transparent window is installed in the middle of the furnace door, the sealing strip is fixed on the outer side of the front side of the furnace door, and there are two lighting lamps fixed on the top surface of the inside of the furnace body on the left and right sides respectively. The input end of the lighting lamp is electrically connected to the output end of the controller. The fixed sealing strip can prevent heat from flowing out from the gap at the connection, and the transparent window and the lighting lamp can be used to check the heating status of the steel-lined polytetrafluoroethylene straight tube inside the furnace body.

[0011] Furthermore, it also includes a handle, a guardrail and a support seat. There are two support seats and they are respectively fixed on the left and right sides of the furnace body. The support seat is plugged with a guardrail inside. Handles are installed at both ends of the inner side of the guardrail. The guardrail clamped inside the support seat can protect the heating tube to prevent the heating tube from being damaged by bumps.

[0012] Furthermore, it also includes a linear motor and a pusher rack, the linear motor is fixed in a placement groove on the bottom surface of the furnace body, the top surface of the linear motor mover seat is provided with a pusher rack, the input end of the linear motor is electrically connected to the output end of the controller, and the linear motor drives the pusher rack to push the placement table to prevent burns caused by the high temperature inside the furnace body when people take the material.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the steel lined PTFE straight tube heating furnace has the following advantages:

[0014] 1. The position of the limit plate can be adjusted by rotating the screw rod. The baffle plate inserted into the through groove on the surface of the limit plate can be used to fix the steel-lined PTFE straight tubes of different specifications to prevent the steel-lined PTFE straight tubes from rolling and causing safety problems.

[0015] 2. Multiple temperature sensors installed on the top of the furnace can monitor the temperature at different positions inside the furnace in real time, and remind personnel in time when the temperature changes. The connected bracket can adjust the position of the display screen to facilitate personnel to view the detected data and facilitate subsequent adjustments.

[0016] 3. The fixed sealing strip can prevent heat from flowing out from the gap at the joint, and the transparent window with the lighting can check the heating status of the steel-lined PTFE straight tube inside the furnace body. The guardrail can protect the heating tube to prevent it from being damaged by bumps. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the furnace body of the utility model;

[0019] Figure 3 It is a partial enlarged structural schematic diagram of point A of the utility model.

[0020] In the figure: 1 furnace body, 2 limit unit, 21 limit plate, 22 connecting plate, 23 screw, 24 baffle, 25 plug, 26 fixing plate, 3 detection unit, 31 temperature sensor, 32 connecting seat, 33 bracket, 34 display screen, 4 fixing seat, 5 furnace door, 6 motor, 7 heating tube, 8 placing table, 9 slider, 10 transparent window, 11 sealing strip, 12 lighting lamp, 13 handle, 14 guardrail, 15 support seat, 16 linear motor, 17 push rack, 18 controller. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-3, This embodiment provides a technical solution: a steel-lined polytetrafluoroethylene straight tube heating furnace, comprising a furnace body 1 and a placement table 8;

[0023] Furnace body 1: A fixing seat 4 is provided at the top of the front side, the inside of the fixing seat 4 is rotatably connected to a connector on one side of the bottom surface of the furnace door 5, a motor 6 is fixed to the outer side of the fixing seat 4, the inner end of the output shaft of the motor 6 is connected to the outer side of the connector on the bottom surface of the furnace door 5, heating tubes 7 are evenly fixed in the grooves on the left and right sides of the furnace body 1, sliders 9 are installed on both sides of the bottom surface of the placement table 8, the sliders 9 are slidably connected to the slide grooves on the bottom surface of the furnace body 1, the heating tube 7 inside the furnace body 1 can heat the steel-lined polytetrafluoroethylene straight tube on the top surface of the placement table 8, and the motor 6 drives the furnace door 5 is rotated to facilitate the taking of the steel-lined PTFE straight tube. The top surface of the placement table 8 is provided with a limit unit 2, which includes a limit plate 21, a connecting plate 22, a screw 23, a baffle 24, an insert 25 and a fixing plate 26. The fixing plate 26 is fixed to the rear side of the top surface of the placement table 8. There are two connecting plates 22, which are respectively fixed to the two ends of the front side of the placement table 8. The middle part of the fixing plate 26 is rotatably connected with a screw 23, and the screw 23 is threadedly connected with the screw hole on the side of the limit plate 21. The baffle 24 is plugged into the through groove on the surface of the limit plate 21. The bottom surface of the baffle 24 is provided with a The plug-in block 25 is plugged into the slot on the top surface of the table 8. The screw 23 is rotated to adjust the position of the limit plate 21 according to the specifications of the steel-lined PTFE straight tube. The baffle 24 plugged into the through groove on the surface of the limit plate 21 can fix the steel-lined PTFE straight tube to prevent the steel-lined PTFE straight tube from rolling and causing safety problems. The top surface of the furnace body 1 is provided with a detection unit 3, and the detection unit 3 includes a temperature sensor 31, a connecting seat 32, a bracket 33 and a display screen 34. The temperature sensor 31 is evenly fixed on the top surface of the furnace body 1, and the connecting seat 32 is installed on the left side of the furnace body 1. The connecting seat 32 The interior of the furnace body 1 is rotatably connected with a bracket 33, the bottom surface of the bracket 33 is rotatably connected to the middle of the top surface of the display screen 34, the input end of the display screen 34 is electrically connected to the output end of the controller 18, and the output end of the temperature sensor 31 is electrically connected to the input end of the controller 18. The multiple temperature sensors 31 arranged on the top surface of the furnace body 1 can monitor the temperature at different positions inside the furnace body 1 in real time, and remind personnel in time when the temperature changes, and the connected bracket 33 can adjust the position of the display screen 34, so as to facilitate personnel to view the detected data and facilitate subsequent adjustments;

[0024] Wherein: it also includes a controller 18, the controller 18 is arranged on the side of the furnace body 1, the input ends of the motor 6 and the heating tube 7 are electrically connected to the output end of the controller 18, and the input end of the controller 18 is electrically connected to the output end of the external power supply, and also includes a transparent window 10, a sealing strip 11 and a lighting lamp 12, the transparent window 10 is installed in the middle of the furnace door 5, the sealing strip 11 is fixed on the outer side of the front side of the furnace door 5, there are two lighting lamps 12 and they are fixed on the top surface inside the furnace body 1 on the left and right sides respectively, the input end of the lighting lamp 12 is electrically connected to the output end of the controller 18, the fixed sealing strip 11 can prevent heat from flowing out of the gap at the connection, and the transparent window 10 cooperates with the lighting lamp 12 to check the heating state of the steel-lined polytetrafluoroethylene straight tube inside the furnace body 1, and also includes a handle 13, a protective Guardrail 14 and support seat 15, there are two support seats 15 and they are fixed on the left and right sides of the furnace body 1 respectively, the support seat 15 is plugged with a guardrail 14 inside, and handles 13 are installed at both ends of the inner side of the guardrail 14. The guardrail 14 clamped inside the support seat 15 can protect the heating tube 7 to prevent the heating tube 7 from being damaged by bumps. It also includes a linear motor 16 and a pusher rack 17. The linear motor 16 is fixed in a placement groove on the bottom surface of the furnace body 1, and a pusher rack 17 is provided on the top surface of the rotor seat of the linear motor 16. The input end of the linear motor 16 is electrically connected to the output end of the controller 18. The linear motor 16 drives the pusher rack 17 to push the placement table 8 to prevent the high temperature inside the furnace body 1 from causing burns when people take it.

[0025] The working principle of the steel-lined PTFE straight tube heating furnace provided by the utility model is as follows: first, according to the specifications of the steel-lined PTFE straight tube, the screw 23 is rotated to adjust the position of the limit plate 21, and the baffle 24 inserted into the through groove on the surface of the limit plate 21 can fix the steel-lined PTFE straight tube to prevent the steel-lined PTFE straight tube from rolling and causing safety problems. Then, the placement table 8 is pushed into the furnace body 1, the motor 6 is started to drive the furnace door 5 to cover the front side of the furnace body 1, and the heating tube 7 is started to heat the steel-lined PTFE straight tube inside the furnace body 1, and multiple temperature sensors arranged on the top surface of the furnace body 1 are used to heat the steel-lined PTFE straight tube. The sensor 31 can monitor the temperature at different positions inside the furnace body 1 in real time, and promptly remind personnel when the temperature changes. The connected bracket 33 can adjust the position of the display screen 34 to facilitate personnel to view the detected data and facilitate subsequent adjustments. Personnel can also view the heating status of the steel-lined polytetrafluoroethylene straight tube inside the furnace body 1 through the transparent window 10 and the lighting lamp 12. After the heating is completed, the linear motor 16 is started to drive the push rack 17 to push the placement table 8 to prevent the high temperature inside the furnace body 1 from causing burns to personnel when taking it.

[0026] It is worth noting that the controller 18 disclosed in the above embodiment uses the model S7-200, the temperature sensor 31 can be freely configured according to the actual application scenario, and it is recommended to use the temperature sensor model AS5600, the heating tube 7 can use the heating tube model DN4050, and the linear motor 16 can use the linear motor model JL-C16. The controller 18 controls the temperature sensor 31, the display screen 34, the motor 6, the heating tube 7, the lighting lamp 12 and the linear motor 16 using the methods commonly used in the prior art.

[0027] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A steel-lined polytetrafluoroethylene straight tube heating furnace, characterized in that: It comprises a furnace body (1) and a placement table (8); Furnace body (1): A fixing seat (4) is provided at the top of the front side surface, the interior of the fixing seat (4) is rotatably connected to a connecting head on one side of the bottom surface of the furnace door (5), a motor (6) is fixed to the outer side surface of the fixing seat (4), the inner end of the output shaft of the motor (6) is connected to the outer side surface of the connecting head on the bottom surface of the furnace door (5), heating tubes (7) are evenly fixed in the grooves on the left and right sides of the furnace body (1), sliders (9) are installed on both sides of the bottom surface of the placement table (8), the sliders (9) are slidably connected to the sliding grooves on the bottom surface of the furnace body (1), a limiting unit (2) is provided on the top surface of the placement table (8), and a detection unit (3) is provided on the top surface of the furnace body (1); Wherein: it also includes a controller (18), the controller (18) is arranged on the side of the furnace body (1), the input ends of the motor (6) and the heating tube (7) are electrically connected to the output end of the controller (18), and the input end of the controller (18) is electrically connected to the output end of an external power supply.

2. A steel-lined polytetrafluoroethylene straight tube heating furnace according to claim 1, characterized in that: The limiting unit (2) comprises a limiting plate (21), a connecting plate (22), a screw (23), a baffle (24), an insert (25) and a fixing plate (26); the fixing plate (26) is fixed to the rear side of the top surface of the placing table (8); there are two connecting plates (22) and they are respectively fixed to the two ends of the front side surface of the placing table (8); the middle part of the fixing plate (26) is rotatably connected with a screw (23); the screw (23) is threadedly connected to the screw hole on the side surface of the limiting plate (21); the baffle (24) is plugged into the through groove on the surface of the limiting plate (21); and the bottom surface of the baffle (24) is provided with an insert (25) corresponding to the slot on the top surface of the placing table (8).

3. A steel-lined polytetrafluoroethylene straight tube heating furnace according to claim 1, characterized in that: The detection unit (3) comprises a temperature sensor (31), a connection seat (32), a bracket (33) and a display screen (34); the temperature sensor (31) is evenly fixed on the top surface of the furnace body (1); the connection seat (32) is installed on the left side of the furnace body (1); the bracket (33) is rotatably connected inside the connection seat (32); the bottom surface of the bracket (33) is rotatably connected to the middle of the top surface of the display screen (34); the input end of the display screen (34) is electrically connected to the output end of the controller (18); and the output end of the temperature sensor (31) is electrically connected to the input end of the controller (18).

4. A steel-lined polytetrafluoroethylene straight tube heating furnace according to claim 1, characterized in that: It also includes a transparent window (10), a sealing strip (11) and a lighting lamp (12), wherein the transparent window (10) is installed in the middle of the furnace door (5), the sealing strip (11) is fixed to the outer side of the front side of the furnace door (5), and there are two lighting lamps (12) fixed to the top surface inside the furnace body (1) on the left and right sides respectively, and the input end of the lighting lamp (12) is electrically connected to the output end of the controller (18).

5. The steel-lined polytetrafluoroethylene straight tube heating furnace according to claim 1, characterized in that: It also includes a handle (13), a guardrail (14) and a support seat (15), wherein two support seats (15) are respectively fixed on the left and right sides of the furnace body (1), the guardrail (14) is inserted into the interior of the support seat (15), and the handles (13) are installed at both ends of the inner side of the guardrail (14).

6. The steel-lined polytetrafluoroethylene straight tube heating furnace according to claim 1, characterized in that: It also includes a linear motor (16) and a pusher rack (17), wherein the linear motor (16) is fixed in a placement groove on the bottom surface of the furnace body (1), the top surface of the linear motor (16) mover seat is provided with a pusher rack (17), and the input end of the linear motor (16) is electrically connected to the output end of the controller (18).

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