Anti-impact wear-resistant electric heater

Abstract

The anti-impact wear-resistant electric heater comprises a heating tank, a water inlet pipe, a heater, heating pipes and a support, the left side of the top of the heating tank is fixedly connected with the water inlet pipe, the right side of the heating tank is rotatably connected with the heater, the left side of the heater is connected with at least three heating pipes, and the right side of the top of the heating tank is fixedly connected with a water outlet pipe. And symmetrically distributed brackets are mounted at the bottom of the heating tank. By arranging a first impeller, a first connecting rod, a belt pulley assembly, blades and the like, the first impeller rotates to slow down the flow speed of water in advance and cooperates with the first connecting rod and the belt pulley assembly to drive a baffle to rotate, and then the blades rotate to beat water flowing into the heating tank, so that the flow speed of the water is slowed down again; the water is prevented from impacting the surface of the heating pipe to abrade due to too fast flow speed, and the service life of the heating pipe is prolonged.

Description

Technical Field

[0001] The utility model relates to an electric heater, in particular to an impact-proof and wear-resistant electric heater. Background Art

[0002] Electric heaters are mainly used for heating, heat preservation and heating of flowing liquid and gaseous media. When the heating medium passes through the heating chamber of the electric heater under pressure, the principle of fluid thermodynamics is used to evenly carry away the huge heat generated by the electric heating element during operation, so that the temperature of the heated medium meets the user's process requirements.

[0003] The patent with the patent authorization announcement number CN220023110U discloses an electric heater structure, including a heater element disposed inside the explosion-proof cavity body, a main heating pipe disposed inside the volume cavity body, the upper end of the main heating pipe extends through the connection between the volume cavity body and the explosion-proof cavity body to the inside of the explosion-proof cavity body, and is connected to the heater element, and multiple groups of auxiliary heating pipes are installed on the outer wall of the main heating pipe, and each group of auxiliary heating pipes is connected to the main heating pipe. Although the above patent can improve the heating efficiency of the electric heater by setting up auxiliary heating pipes, there are still some shortcomings in actual use. For example, during the heating process, when water is continuously injected into the volume cavity body from the discharge port, the water flow rate is too fast and will impact the main heating pipe and the auxiliary heating pipe, and the main heating pipe and the auxiliary heating pipe will be worn when they are impacted by external force for a long time, thereby shortening the service life of the main heating pipe and the auxiliary heating pipe.

[0004] Therefore, there is a particular need for an impact-resistant and wear-resistant electric heater to solve the problems existing in the prior art. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art that when water is continuously injected into the volume cavity body from the discharge port, the water flow rate is too fast and will impact the main heating pipe and the auxiliary heating pipe, and the surfaces of the main heating pipe and the auxiliary heating pipe will be worn when they are impacted by external force for a long time, thereby shortening the service life of the main heating pipe and the auxiliary heating pipe, the utility model provides an impact-proof and wear-resistant electric heater.

[0006] The utility model is realized by the following technical means: an impact-proof and wear-resistant electric heater, including a heating tank, a water inlet pipe, a heater, a heating pipe and a bracket, a water inlet pipe is fixedly connected to the left side of the top of the heating tank, a heater is rotatably connected to the right side of the heating tank, at least three heating pipes are connected to the left side of the heater, a water outlet pipe is fixedly connected to the right side of the top of the heating tank, a symmetrically distributed bracket is installed at the bottom of the heating tank, and also includes a first impeller, a first connecting rod, a pulley assembly, a baffle, blades and a protective cover, a first impeller is rotatably connected inside the water inlet pipe on the left side, a first connecting rod is fixedly connected to the axial position of the first impeller, and a left end of the first connecting rod passes through the outside of the water inlet pipe and is provided between the baffle A pulley assembly is rotatably connected to the left side of the heating tank, and a circular plate is provided on the right side of the baffle, which is close to the inner wall of the heating tank, so that the interior of the heating tank is divided into two cavities. The two cavities are called the first cavity and the second cavity according to the left and right directions. Blades evenly spaced are fixedly connected to the baffle, and a first through hole distributed in a circular path is provided on the left side of the baffle. A protective cover for covering the heating tube is rotatably connected to the interior of the heating tank, and the protective cover is fixedly connected to the baffle. A second through hole distributed in a straight path is provided on the surface of the protective cover. The water inside the water inlet pipe impacts the first gear to rotate, so that the first connecting rod drives the pulley assembly to rotate, and then the pulley assembly drives the baffle to rotate.

[0007] Further description, it also includes a fixing plate, two fixing plates are fixedly connected inside the protective cover, and the heating pipe is connected between the two fixing plates.

[0008] Further description, it also includes a first gear, a second impeller, a second connecting rod and a second gear. The first gear is fixedly connected to the outside of the heater, and the second impeller is rotatably connected to the inside of the water outlet pipe. The second connecting rod is fixedly connected to the axial position of the second impeller. The right end of the second connecting rod passes through the outside of the water inlet pipe and is fixedly connected to the second gear. The second gear is meshed with the first gear, and the number of teeth on the first gear is equal to twice the number of teeth on the second gear, so that the second gear rotates two circles to make the first gear rotate one circle. The water inside the water outlet pipe impacts the second gear to rotate, so that the second connecting rod drives the first gear to rotate and mesh with the second gear, and then the second gear drives the heater to rotate.

[0009] It is further explained that the first impeller and the second impeller are made of lightweight materials.

[0010] Further description, it also includes support blocks, the top of the heating tank is fixedly connected with support blocks distributed on the left and right, and the first connecting rod and the second connecting rod pass through adjacent support blocks respectively.

[0011] Further description, it also includes anti-skid pads. The bracket is connected to anti-skid pads distributed front and back to increase friction. The anti-skid pads are made of rubber.

[0012] From the above description of the structure of the utility model, it can be known that the design starting point, concept and advantages of the utility model are: 1. By setting the first impeller, the first connecting rod, the pulley assembly and the blades, the first impeller rotates to slow down the flow rate of water in advance, and at the same time cooperates with the first connecting rod and the pulley assembly to drive the baffle to rotate, so that the blades rotate to beat the water flowing into the heating tank, thereby slowing down the flow rate of water again, avoiding the water flow rate from impacting the surface of the heating tube too fast and causing wear, thereby extending the service life of the heating tube.

[0013] 2. The baffle drives the protective cover to rotate, so that the water in the baffle fully flows into the protective cover from the second through holes at different positions for heating, thereby avoiding uneven heating.

[0014] 3. By setting the first gear, the second impeller, the second connecting rod and the second gear, the water in the second cavity of the heating tank becomes more and more full, and the water gradually flows into the water outlet pipe to impact the second impeller to rotate. The second connecting rod, the second gear and the first gear cooperate to drive the heater to rotate, and then the heater drives the protective cover to rotate, thereby improving the stability of the rotation of the protective cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0016] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of the heating tank, water inlet pipe, first impeller and other components of the utility model.

[0017] Figure 3 It is a three-dimensional cross-sectional structural schematic diagram of the blades, baffles, heating tubes and other components of the utility model.

[0018] Figure 4 It is a three-dimensional structural schematic diagram of the first impeller, pulley assembly, blades and other components of the utility model.

[0019] Markings in the accompanying drawings: 1. heating tank, 2. water inlet pipe, 3. first impeller, 31. first connecting rod, 4. support block, 5. pulley assembly, 6. blade, 7. baffle, 8. first through hole, 9. protective cover, 91. second through hole, 10. heating tube, 101. fixed plate, 11. heater, 12. first gear, 13. second gear, 1301. second connecting rod, 14. second impeller, 15. water outlet pipe, 16. bracket, 1601. anti-slip pad. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with specific embodiments. The illustrative embodiments and descriptions of the present invention are used to explain the present invention but are not intended to limit the present invention.

[0021] Embodiment: An impact-resistant and wear-resistant electric heater, see Figure 1-Figure 4 As shown, it includes a heating tank 1, a water inlet pipe 2, a heater 11, a heating tube 10, a bracket 16 and an anti-skid pad 1601. The water inlet pipe 2 is connected to the left side of the top of the heating tank 1 by welding, the heater 11 is rotatably connected to the right side of the heating tank 1, at least three heating tubes 10 are connected to the left side of the heater 11, the water outlet pipe 15 is connected to the right side of the top of the heating tank 1 by welding, and the bottom of the heating tank 1 is connected to symmetrically distributed brackets 16 by bolts. The bracket 16 is connected with anti-skid pads 1601 distributed front and back for increasing friction. The anti-skid pad 1601 is made of rubber material. The rubber is sticky and can achieve a good anti-skid effect. It also includes a first impeller 3, a first connecting rod 31, a pulley assembly 5, a baffle 7, a blade 6, a protective cover 9 and a fixed disk 101. The first impeller 3 is rotatably connected to the inside of the water inlet pipe 2 on the left side, and the first connecting rod 31 is connected to the axial position of the first impeller 3 by welding. The left end of the first connecting rod 31 is penetrated by A pulley assembly 5 is arranged between the outside of the inlet and outlet pipes 2 and the baffle 7, the baffle 7 is rotatably connected to the left side of the heating tank 1, and a circular plate is provided on the right side of the baffle 7 to cling to the inner wall of the heating tank 1, so that the interior of the heating tank 1 is divided into two cavities, which are called the first cavity and the second cavity in the left and right directions, and blades 6 evenly spaced are connected to the baffle 7 by welding, and a first through hole 8 distributed in a circular path is provided on the left side of the baffle 7, and a protective cover 9 for covering the heating tube 10 is rotatably connected to the inside of the heating tank 1, and the protective cover 9 is fixedly connected to the baffle 7, and two fixed disks 101 are connected to the inside of the protective cover 9 by welding, and the heating tube 10 is connected between the two fixed disks 101, and a second through hole 91 distributed in a straight path is provided on the surface of the protective cover 9, and the first gear 12 rotates through the impact of water inside the water inlet pipe 2, so that the first connecting rod 31 drives the pulley assembly 5 to rotate, and then the pulley assembly 5 drives the baffle 7 to rotate.

[0022] See also Figure 1-Figure 3 As shown, it also includes a first gear 12, a second impeller 14, a second connecting rod 1301 and a second gear 13. The first gear 12 is connected to the outside of the heater 11 by welding, and the second impeller 14 is rotatably connected inside the water outlet pipe 15. The first impeller 3 and the second impeller 14 are made of lightweight materials. The second impeller 14 is connected to the second connecting rod 1301 at the axial position by welding. The right end of the second connecting rod 1301 passes through the water inlet pipe 2 and is connected to the outside by welding. The second gear 13 is meshed with the first gear 12, and the number of teeth of the first gear 12 is equal to twice the number of teeth of the second gear 13, so that the second gear 13 rotates two circles to make the first gear 12 rotate one circle. The water inside the water outlet pipe 15 impacts the second gear 13 to rotate, so that the second connecting rod 1301 drives the first gear 12 to rotate and mesh with the second gear 13, and then the second gear 13 drives the heater 11 to rotate.

[0023] See also Figure 1 and Figure 2 As shown, it also includes support blocks 4. The top of the heating tank 1 is connected to the support blocks 4 distributed on the left and right sides by welding. The first connecting rod 31 and the second connecting rod 1301 pass through the adjacent support blocks 4 respectively.

[0024] First, the staff connects the water supply pipe with the water inlet pipe 2, and connects the drainage pipe with the water outlet pipe 15. After the connection is completed, turn on the water source switch, and then turn on the heater 11 to make the heating tube 10 start to emit heat. After the water source switch is turned on, water enters the water inlet pipe 2 from the water supply pipe and impacts the first impeller 3 to rotate. The rotation of the first impeller 3 slows down the flow rate of water in advance, and then makes the water slowly flow into the first mouth of the heating tank 1. At the same time, the first impeller 3 drives the first connecting rod 31 to rotate, driving the pulley assembly 5 to rotate, and the pulley assembly 5 drives the baffle 7 to rotate, so that the blades 6 rotate and beat the water flowing into the heating tank 1, thereby slowing down the flow rate of water again, so that the water slowly flows into the baffle 7 from the first through hole 8, and then flows from the second through hole 9 1 flows into the protective cover 9 and contacts the heating tube 10 for heating. The heated water flows out from the second through hole 91 to the second cavity of the heating tank 1. During the heating process, the baffle 7 drives the protective cover 9 to rotate, so that the water in the baffle 7 fully flows into the protective cover 9 from the second through holes 91 at different positions for heating, thereby avoiding uneven heating. At the same time, the water in the second cavity of the heating tank 1 is becoming more and more full, and the water gradually flows into the water outlet pipe 15 to impact the second impeller 14 to rotate, thereby causing the second connecting rod 1301 to drive the second gear 13 to rotate and mesh with the first gear 12, so that the first gear 12 drives the heater 11 to rotate, and then the heater 11 drives the protective cover 9 to rotate, thereby improving the stability of the rotation of the protective cover 9.

[0025] It should be understood that the above description is only for exemplary purposes and is not intended to limit the present invention. Those skilled in the art will understand that variations of the present invention will be included within the scope of the claims herein.

Claims

1. An impact-resistant and wear-resistant electric heater, comprising a heating tank (1), a water inlet pipe (2), a heater (11), a heating tube (10) and a bracket (16), wherein the water inlet pipe (2) is fixedly connected to the left side of the top of the heating tank (1), the heater (11) is rotatably connected to the right side of the heating tank (1), at least three heating tubes (10) are connected to the left side of the heater (11), the water outlet pipe (15) is fixedly connected to the right side of the top of the heating tank (1), and symmetrically distributed brackets (16) are installed at the bottom of the heating tank (1), wherein: The invention also comprises a first impeller (3), a first connecting rod (31), a pulley assembly (5), a baffle (7), blades (6) and a protective cover (9); the first impeller (3) is rotatably connected inside the water inlet pipe (2) on the left side; the first connecting rod (31) is fixedly connected at the axial position of the first impeller (3); the left end of the first connecting rod (31) passes through the outside of the water inlet pipe (2) and a pulley assembly (5) is arranged between the baffle (7); the left side of the heating tank (1) is rotatably connected to the baffle (7); blades (6) evenly spaced are fixedly connected to the baffle (7); a first through hole (8) distributed in a circular path is provided on the left side of the baffle (7); a protective cover (9) for covering the heating pipe (10) is rotatably connected inside the heating tank (1); the protective cover (9) is fixedly connected to the baffle (7); and a second through hole (91) distributed in a linear path is provided on the surface of the protective cover (9).

2. The impact-resistant and wear-resistant electric heater according to claim 1 is characterized in that: It also includes a fixed disk (101), two fixed disks (101) are fixedly connected inside the protective cover (9), and the heating tube (10) is connected between the two fixed disks (101).

3. The impact-resistant and wear-resistant electric heater according to claim 2 is characterized in that: It also includes a first gear (12), a second impeller (14), a second connecting rod (1301) and a second gear (13); the first gear (12) is fixedly connected to the outside of the heater (11); the second impeller (14) is rotatably connected to the inside of the water outlet pipe (15); the second connecting rod (1301) is fixedly connected to the axial position of the second impeller (14); the right end of the second connecting rod (1301) passes through the water inlet pipe (2) and is fixedly connected to the outside of the second gear (13); the second gear (13) and the first gear (12) are meshed with each other.

4. The impact-resistant and wear-resistant electric heater according to claim 3 is characterized in that: The first impeller (3) and the second impeller (14) are made of lightweight materials.

5. The impact-resistant and wear-resistant electric heater according to claim 4 is characterized in that: It also includes support blocks (4), the top of the heating tank (1) is fixedly connected to support blocks (4) distributed on the left and right, and the first connecting rod (31) and the second connecting rod (1301) pass through adjacent support blocks (4) respectively.

6. The impact-resistant and wear-resistant electric heater according to claim 5 is characterized in that: It also includes anti-skid pads (1601). The bracket (16) is connected with anti-skid pads (1601) distributed front and back for increasing friction. The anti-skid pads (1601) are made of rubber.

Images