Efficient and safe conduction oil electric heater
By using components such as servo motors, helical gears and telescopic cylinders in thermal oil-electric heaters, we ensure that the lifting threaded rod avoids dust pollution in the electric heater, and controls the amount of thermal oil through the heat-resistant glass plate, which solves the thermal oil-electric heating The problems of dust pollution and oil pollution in the appliance achieve stable lifting and efficient heating.
Patent Information
- Application Number
- CN202420538886.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-20
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-03-20
AI Technical Summary
In existing thermal oil-electric heaters, the lifting and lowering deflector is exposed to the outside world when it is raised and lowered in the electric heater body, which is easily contaminated by dust, causing the oil stains to form and block the inner wall of the electric heater body, affecting normal lifting and falling. Function.
An efficient and safe thermal oil-electric heater is designed, using components such as servo motors, helical gears, rotating rods, lifting threaded rods and telescopic cylinders to ensure that the lifting threaded rods are always in the body of the electric heater, avoiding dust pollution, and passing through The heat-resistant glass plate is observed to control the lifting height of the electric heating tube.
It effectively avoids dust pollution, ensures that the electric heating pipes are lifted and lowered stably in the electric heater, improves the heating efficiency of thermal oil, and controls the lifting height by observing the amount of thermal oil, thereby improving the safety and reliability of the system.
Smart Images
Figure CN222210769U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of thermal oil electric heaters, in particular to a highly efficient and safe thermal oil electric heater. Background Art
[0002] The thermal oil electric heater uses coal, heavy oil, light oil, combustible gas or other combustible materials as fuel, thermal oil as heat carrier, and uses a circulating oil pump to force liquid circulation, transfer heat energy to the heat-using equipment, and then return it to the direct current special industrial furnace for reheating.
[0003] After searching, the publication number is: CN217929236U, which discloses a high-efficiency thermal oil electric heater, which can adjust the height of the electric heating tube according to the oil level of the thermal oil, and the left and right movement of the guide plate can accelerate the flow of the thermal oil, so that the thermal oil is heated evenly to meet the subsequent use requirements. However, when the guide plate of the lifting and guiding mechanism in the above-mentioned prior art is lifted up and down in the electric heater body, the part of the guide plate exposed outside the electric heater body will be contaminated by dust in the outside air. When the dust on the guide plate contacts the oil in the electric heater body, oil blocks will be formed. After long-term use, the oil blocks accumulated on the guide plate will block the guide plate and the inner wall of the electric heater body, making it impossible for the guide plate to be lifted and lowered normally in the electric heater body.
[0004] In order to solve the above problems, the utility model proposes a highly efficient and safe thermal oil electric heater. Utility Model Content
[0005] In view of the deficiencies in the prior art, the utility model provides an efficient and safe thermal oil electric heater to solve the technical problem in the prior art that "when the guide plate of the lifting and deflecting mechanism in the above-mentioned prior art is lifted up and down in the electric heater body, the part of the guide plate exposed outside the electric heater body will be contaminated by dust in the outside air, and when the dust on the guide plate contacts the oil in the electric heater body, oil blocks will be formed. After long-term use, the oil blocks accumulated on the guide plate will block the guide plate and the inner wall of the electric heater body, making it impossible for the guide plate to be lifted and lowered normally in the electric heater body."
[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:
[0007] An efficient and safe thermal oil electric heater comprises an electric heater body, wherein the lower end surface of the electric heater body is symmetrically fixedly connected to two support plates, the side walls of the two support plates are commonly fixedly connected to a placement plate, a circulating pump is fixedly installed on the placement plate, a servo motor is fixedly installed on the side wall of the electric heater body, a rotating rod is fixedly connected to the output end of the servo motor, a transmission cavity is provided on the inner wall of the electric heater body, two No. 1 bevel gears are fixedly sleeved on the rotating rod, the two No. 1 bevel gears are meshedly connected to the No. 2 bevel gear 0, the centers of the two No. 2 bevel gears 0 are fixedly connected to a lifting threaded rod, the inner wall of the electric heater body is symmetrically provided with lifting grooves, and two Two lifting blocks are threadedly sleeved on the lifting threaded rod, and an electric heating pipe is jointly installed on the side walls of the two opposite lifting blocks. An oil drain hole is provided at the lower end of the electric heater body, and a cylinder groove is provided on the side wall of the oil drain hole. A telescopic cylinder is fixedly installed in the cylinder groove, and the telescopic end of the telescopic cylinder is fixedly connected to a blocking plate, and the other end of the blocking plate abuts against the inner wall of the oil drain hole. An oil drain pipe matching the oil drain hole is fixedly connected to the lower end surface of the electric heater body, and the other end of the oil drain pipe is connected to the oil inlet end of a circulating pump. An oil inlet hole 0 is provided on the side wall of the electric heater body, and an oil inlet pipe is inserted into the oil inlet hole 0, and the oil inlet pipe is slidably connected to the inner wall of the oil inlet hole 0.
[0008] As a preferred technical solution of the utility model, one end of the rotating rod away from the servo motor is rotatably connected to the inner wall of the transmission cavity.
[0009] As a preferred technical solution of the utility model, the four lifting blocks are slidably connected to the inner walls of the two lifting slots respectively.
[0010] As a preferred technical solution of the utility model, the ends of the two lifting threaded rods facing away from the No. 2 bevel gear 0 are rotatably connected to the inner walls of the two lifting grooves respectively.
[0011] As a preferred technical solution of the utility model, the side wall of the baffle plate is slidably connected to the oil drain hole and the inner wall of the cylinder groove.
[0012] As a preferred technical solution of the utility model, a mounting hole is opened on the side wall of the electric heater body, and a heat-resistant glass plate is fixedly installed in the mounting hole.
[0013] The utility model provides an efficient and safe thermal oil electric heater, which has the following beneficial effects:
[0014] 1. By setting a servo motor, a No. 1 bevel gear, a No. 2 bevel gear, a rotating rod, a transmission cavity, a lifting threaded rod, a lifting groove, and a lifting block, when the heat transfer oil is added into the electric heater body, the servo motor is started, and the output end of the servo motor drives the rotating rod to rotate in the transmission cavity and rotates the two lifting threaded rods through the No. 1 bevel gear and the No. 2 bevel gear. At this time, the four lifting blocks move downward along the inner walls of the two lifting grooves respectively and immerse the two electric heating tubes in the heat transfer oil in the electric heater body. Finally, the electric heating tube is started to heat the heat transfer oil. Since the two lifting threaded rods are inside the electric heater body, external dust is prevented from adhering to the two lifting threaded rods to form oil blocks, so that the lifting of the electric heating tube in the electric heater body is more stable;
[0015] 2. By setting the mounting holes and heat-resistant glass plates, when the heat-conducting oil enters the electric heater body, the staff can observe the amount of heat-conducting oil inside the electric heater body through the heat-resistant glass plates installed at the mounting holes, thereby controlling the lifting height of the two electric heating tubes in the electric heater body and improving the efficiency of heating the heat-conducting oil. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a three-dimensional structural schematic diagram of a highly efficient and safe thermal oil electric heater proposed by the utility model;
[0017] Figure 2 This is a front structural cross-sectional view of a highly efficient and safe thermal oil electric heater proposed by the utility model;
[0018] Figure 3 The utility model provides a side structural cross-sectional view of a highly efficient and safe thermal oil electric heater.
[0019] In the figure: 1 electric heater body, 2 heat-resistant glass plate, 3 support plate, 4 placement plate, 5 circulation pump, 6 servo motor, 7 transmission chamber, 8 rotating rod, 9 No. 1 bevel gear, 10 No. 2 bevel gear, 11 lifting threaded rod, 12 lifting groove, 13 lifting block, 14 electric heating tube, 15 oil drain hole, 16 cylinder groove, 17 telescopic cylinder, 18 blocking plate, 19 oil drain pipe, 20 oil inlet hole, 21 oil inlet pipe. DETAILED DESCRIPTION
[0020] The following is a further detailed description of the implementation mode of the utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more; the orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0021] Example
[0022] refer to Figure 1-3 , an efficient and safe thermal oil electric heater, comprising an electric heater body 1, two support plates 3 are symmetrically fixedly connected to the lower end surface of the electric heater body 1, a placement plate 4 is fixedly connected to the side walls of the two support plates 3, a circulation pump 5 is fixedly installed on the placement plate 4, a servo motor 6 is fixedly installed on the side wall of the electric heater body 1, a rotating rod 8 is fixedly connected to the output end of the servo motor 6, a transmission cavity 7 is opened on the inner wall of the electric heater body 1, two No. 1 bevel gears 9 are fixedly sleeved on the rotating rod 8, the two No. 1 bevel gears 9 are meshed and connected with No. 2 bevel gears 10, and the centers of the two No. 2 bevel gears 10 are fixedly connected with a lifting threaded rod 11, and the inner wall of the electric heater body 1 is symmetrically opened with a lifting groove 12, and the two lifting threaded rods 11 Two lifting blocks 13 are threadedly sleeved on the upper surface, and an electric heating pipe 14 is commonly installed on the side walls of the two opposite lifting blocks 13. An oil drain hole 15 is opened at the lower end of the electric heater body 1, and a cylinder groove 16 is opened on the side wall of the oil drain hole 15. A telescopic cylinder 17 is fixedly installed in the cylinder groove 16, and a baffle plate 18 is fixedly connected to the telescopic end of the telescopic cylinder 17, and the other end of the baffle plate 18 abuts against the inner wall of the oil drain hole 15. An oil drain pipe 19 matching the oil drain hole 15 is fixedly connected to the lower end surface of the electric heater body 1, and the other end of the oil drain pipe 19 is connected to the oil inlet end of the circulating pump 5. An oil inlet hole 20 is opened on the side wall of the electric heater body 1, and an oil inlet pipe 21 is inserted into the oil inlet hole 20, and the oil inlet pipe 21 is slidably connected to the inner wall of the oil inlet hole 20.
[0023] When the staff adds the heat transfer oil into the electric heater body 1 through the oil inlet pipe 21 in the oil inlet hole 20, the blocking plate 18 is pushed against the oil discharge hole 15 by the telescopic end of the telescopic cylinder 17, and the servo motor 6 is started. The output end of the servo motor 6 drives the rotating rod 8 to rotate in the transmission cavity 7, so that the two No. 1 bevel gears 9 drive the No. 2 bevel gears 10 to rotate. The rotation of the two No. 2 bevel gears 10 causes the two lifting threaded rods 11 to rotate, so that the two lifting blocks 13 move downward along the inner wall of the lifting groove 12. When the electric heating tube 14 is synchronously immersed in the heat transfer oil by the lifting blocks 13 on both sides in the electric heater body 1, the two electric heaters are started. Tube 14, the two electric heating tubes 14 heat the oil in the electric heater body 1, and the electric heating of the heat-conducting oil in the electric heater body 1 is completed at this time. Since the two lifting threaded rods 11 are not exposed to the outside world in the electric heater body 1, it is prevented that the outside dust enters the electric heater body 1 and adheres to the two lifting threaded rods 11 to form oil stains. When the heat-conducting oil in the electric heater body 1 is completely heated, the telescopic cylinder 17 is started, and the telescopic end of the telescopic cylinder 17 draws the blocking plate 18 back into the cylinder groove 16. The heated heat-conducting oil passes through the oil drain hole 15 and is discharged from the oil drain pipe 19 and the circulation pump 5 for subsequent use;
[0024] One end of the rotating rod 8 facing away from the servo motor 6 is rotatably connected to the inner wall of the transmission cavity 7 .
[0025] By making the end of the rotating rod 8 away from the servo motor 6 rotatably connected to the inner wall in the transmission chamber 7, one end of the rotating rod 8 can be rotated in the transmission chamber 7;
[0026] The four lifting blocks 13 are slidably connected to the inner walls of the two lifting slots 12 respectively.
[0027] By making the four lifting blocks 13 slidably connected to the inner walls of the two lifting grooves 12 respectively, the four lifting blocks 13 can slide and move in the two lifting grooves 12 respectively;
[0028] The ends of the two lifting threaded rods 11 that are away from the second bevel gear 10 are rotatably connected to the inner walls of the two lifting slots 12 respectively.
[0029] By making the ends of the two lifting threaded rods 11 away from the second bevel gear 10 rotatably connected to the inner walls of the two lifting grooves 12 respectively, the ends of the two lifting threaded rods 11 away from the second bevel gear 10 can be rotated in the two lifting grooves 12 respectively;
[0030] The side wall of the blocking plate 18 is slidably connected to the inner wall of the oil drain hole 15 and the cylinder groove 16 .
[0031] By making the side wall of the baffle plate 18 slidably connected with the inner wall of the oil drain hole 15 and the cylinder groove 16, the baffle plate 18 can slide along the inner wall of the oil drain hole 15 and the cylinder groove 16;
[0032] A mounting hole is provided on the side wall of the electric heater body 1, and a heat-resistant glass plate 2 is fixedly installed in the mounting hole.
[0033] By providing the heat-resistant glass plate 2, when the heat-conducting oil enters the electric heater body 1, the staff can observe the amount of heat-conducting oil inside the electric heater body 1 through the heat-resistant glass plate 2, thereby controlling the lifting height of the two electric heating tubes 14 in the electric heater body 1;
[0034] Among them, the two electric heating tubes 14 and the circulation pump 5 have been fully disclosed in the publication number: CN217929236U, and will not be repeated here.
[0035] The working principle of the utility model is as follows: when the staff adds the heat transfer oil into the electric heater body 1 through the oil inlet pipe 21 in the oil inlet hole 20, the blocking plate 18 is pushed against the oil discharge hole 15 by the telescopic end of the telescopic cylinder 17, and the amount of heat transfer oil entering the electric heater body 1 is observed through the heat-resistant glass plate 2, and then the servo motor 6 is started, and the output end of the servo motor 6 drives the rotating rod 8 to rotate in the transmission cavity 7, so that the two No. 1 bevel gears 9 drive the No. 2 bevel gears 10 to rotate, and the two No. 2 bevel gears 10 rotate to rotate the two lifting threaded rods 11, so that the two lifting blocks 13 move along the lifting groove 1 2 moves downward, and when the electric heating tubes 14 are synchronously immersed in the heat transfer oil by the lifting blocks 13 on both sides in the electric heater body 1, the two electric heating tubes 14 are started, and the two electric heating tubes 14 heat the oil in the electric heater body 1. At this time, the electric heating of the heat transfer oil in the electric heater body 1 is completed. Since the two lifting threaded rods 11 are not exposed to the outside world in the electric heater body 1, it is prevented that the outside dust enters the electric heater body 1 and adheres to the two lifting threaded rods 11 to form oil stains, so that the lifting of the two electric heating tubes 14 in the electric heater body 1 is more stable;
[0036] When the heat transfer oil in the electric heater body 1 is completely heated, the telescopic cylinder 17 is started, and the telescopic end of the telescopic cylinder 17 draws the baffle 18 back into the cylinder groove 16. The heated heat transfer oil passes through the oil drain hole 15 and is discharged from the oil drain pipe 19 and the circulation pump 5 for subsequent use.
[0037] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and utility model concept of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model.
Claims
1. An efficient and safe thermal oil electric heater, comprising an electric heater body (1), characterized in that: The lower end surface of the electric heater body (1) is symmetrically fixedly connected to two support plates (3), the side walls of the two support plates (3) are commonly fixedly connected to a placement plate (4), a circulation pump (5) is fixedly mounted on the placement plate (4), a servo motor (6) is fixedly mounted on the side wall of the electric heater body (1), the output end of the servo motor (6) is fixedly connected to a rotating rod (8), the inner wall of the electric heater body (1) is provided with a transmission cavity (7), two No. 1 bevel gears (9) are fixedly sleeved on the rotating rod (8), the two No. 1 bevel gears (9) are meshedly connected to the No. 2 bevel gears (10), the centers of the two No. 2 bevel gears (10) are fixedly connected to a lifting threaded rod (11), the inner wall of the electric heater body (1) is symmetrically provided with lifting grooves (12), and two lifting blocks (13) are threadedly sleeved on the two lifting threaded rods (11) The side walls of the two opposite lifting blocks (13) are jointly provided with an electric heating pipe (14); an oil drain hole (15) is provided at the lower end of the electric heater body (1); a cylinder groove (16) is provided on the side wall of the oil drain hole (15); a telescopic cylinder (17) is fixedly installed in the cylinder groove (16); a blocking plate (18) is fixedly connected to the telescopic end of the telescopic cylinder (17); the other end of the blocking plate (18) abuts against the oil drain hole. An oil drain pipe (19) matching the oil drain hole (15) is fixedly connected to the lower end surface of the electric heater body (1), and the other end of the oil drain pipe (19) is connected to the oil inlet end of the circulating pump (5). An oil inlet hole (20) is opened on the side wall of the electric heater body (1), and an oil inlet pipe (21) is inserted into the oil inlet hole (20). The oil inlet pipe (21) is slidably connected to the inner wall of the oil inlet hole (20).
2. The efficient and safe thermal oil electric heater according to claim 1 is characterized in that: One end of the rotating rod (8) facing away from the servo motor (6) is rotatably connected to the inner wall of the transmission chamber (7).
3. The efficient and safe thermal oil electric heater according to claim 1 is characterized in that: The four lifting blocks (13) are respectively slidably connected to the inner walls of the two lifting grooves (12).
4. The efficient and safe thermal oil electric heater according to claim 1, characterized in that: One end of the two lifting threaded rods (11) away from the No. 2 helical gear (10) is rotatably connected to the inner walls of the two lifting grooves (12) respectively.
5. The efficient and safe thermal oil electric heater according to claim 1, characterized in that: The side wall of the baffle plate (18) is slidably connected to the oil drain hole (15) and the inner wall of the cylinder groove (16).
6. The efficient and safe thermal oil electric heater according to claim 1, characterized in that: A mounting hole is provided on the side wall of the electric heater body (1), and a heat-resistant glass plate (2) is fixedly installed in the mounting hole.