A low-resistance hydrogen fuel cell linear motor with thermal insulation protection function

Abstract

The present invention discloses a low-resistance hydrogen fuel cell linear motor with a thermal insulation protection function. The linear motor is intended to solve the technical problems that the prior art does not have a thermal insulation protection function, the high temperature during hydrogen combustion easily accelerates the aging of the linear motor, reduces the service life of the linear motor, and the height of the linear motor is fixed, and the height of the linear motor cannot be fine-tuned according to the needs of use. The linear motor includes a bottom plate and a base, side plates fixed to the upper ends of the left and right sides of the bottom plate, a first mounting seat fixed to the upper end of the bottom plate, a stator installed on the upper end of the first mounting seat from the inside to the outside, and slide rails symmetrically distributed front and back, and a mover arranged at the upper end of the stator. The linear motor utilizes the design of a heat-insulating box body to play a role in thermal insulation protection and cool down the combustion device. After the linear motor is installed and fixed, the height of the linear motor can still be adjusted to reduce resistance and make the operation of the linear motor smoother.

Description

Technical Field

[0001] The invention belongs to the technical field of linear motors, and in particular relates to a low-resistance hydrogen fuel cell linear motor with a thermal insulation protection function. Background Art

[0002] Hydrogen fuel cells are power generation devices that directly convert the chemical energy of hydrogen and oxygen into electrical energy. With the rapid development of automatic control technology and microcomputers, higher requirements are placed on the positioning accuracy of various automatic control systems, making the application areas of linear motors increasingly broad. Using hydrogen fuel cells to power linear motors does not pollute the environment, and hydrogen fuel cells operate quietly.

[0003] At present, the invention patent with patent number CN202111129553.3 discloses a low-energy linear motor dedicated to hydrogen fuel cells, which includes a bottom support seat, a motor housing arranged above the bottom support seat, and a mounting housing installed at the front and rear ends of the motor housing. The left and right sides of the upper end of the bottom support seat are fixedly connected with lateral limit plates, and flexible buffer pads are symmetrically installed at the inner ends of the lateral limit plates. A linear guide is horizontally fixedly installed between the lateral limit plates. The linear guide is arranged parallel to the top of the bottom support seat, and the flexible buffer pad is arranged on the outer sides of the left and right ends of the linear guide. The front and rear sides of the upper end of the bottom support seat A sliding guide groove is opened horizontally, a hidden slot is opened horizontally inside the sliding guide groove, a No. 1 roller is installed inside the hidden slot, an inner sleeve cavity is installed inside the motor housing, an overflow port is axially distributed outside the inner sleeve cavity, a shunt pipe is fixedly connected to the outer end of the overflow port, the upper end of the shunt pipe is arranged on the upper side of the motor housing, a threaded adjustment rod is vertically threadedly connected to the upper end of the carrying housing, a connecting frame is fixedly installed on the lower end of the threaded adjustment rod, a No. 2 roller is installed inside the connecting frame, the No. 2 roller is arranged between the lower end of the carrying housing and the upper end of the sliding guide groove, and the No. 1 roller is arranged between the inner side of the carrying housing and the hidden slot. It uses water as a lubricant to reduce the friction between the linear guide and the motor housing, but the linear motor does not have a thermal insulation protection function. The high temperature during hydrogen combustion is easy to accelerate the aging of the linear motor and reduce the service life of the linear motor. In addition, the height of the linear motor is fixed, and the height of the linear motor cannot be fine-tuned according to the needs of use.

[0004] Therefore, the above-mentioned problem of lack of thermal insulation protection function needs to be solved urgently to improve the use scenarios of linear motors. Summary of the invention

[0005] (1) Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a low-resistance hydrogen fuel cell linear motor with thermal insulation protection function. The linear motor is intended to solve the technical problems that the prior art does not have a thermal insulation protection function, the high temperature during hydrogen combustion easily accelerates the aging of the linear motor and reduces the service life of the linear motor, and the height of the linear motor is fixed and cannot be fine-tuned according to the needs of use.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the present invention provides a low-resistance hydrogen fuel cell linear motor with thermal insulation protection function, which linear motor includes a bottom plate and a base, side plates fixed to the upper ends of the left and right sides of the bottom plate, a first mounting seat fixed to the upper end of the bottom plate, a stator and a slide rail symmetrically distributed front and back are sequentially installed on the upper end of the first mounting seat from the inside to the outside, and a mover arranged on the upper end of the stator; wherein, a slider is slidably connected to the outer side of the upper end of the slide rail, a connecting seat is fixedly connected to the upper end of the slider and the mover, a second mounting seat symmetrically distributed front and back is fixedly connected to the upper end of the connecting seat, an insulating box is fixedly connected to the left end of the bottom plate, and an electrolyzer and a combustion cell are sequentially installed on the upper end of the bottom of the insulating box from back to front. The invention relates to a device, wherein a fuel supply assembly and a liquid supply assembly are arranged between the electrolytic cell and the combustion device, a cooling coil is installed on the upper side of the heat-insulating box body, a fan is installed on the lower end of the top of the heat-insulating box body, a non-slip pad is fixedly connected to the lower end of the base, an open groove symmetrically distributed front and back is provided on the upper end of the base, a height adjustment assembly for adjusting the height of the base plate is installed in the open groove, a rotating connection assembly is installed between the height adjustment assembly and the base plate, a groove is provided at the rear end of the first mounting seat, an optical ruler is fixedly connected in the groove, a measuring rod is fixedly connected to the rear end of the connecting seat, an optical reader matching the optical ruler is installed on the inner side of the measuring rod, and a hydrogen fuel cell is fixedly connected to the upper end of the heat-insulating box body.

[0009] When using the linear motor of the present technical solution, the base is fixed, and the anti-skid pad at the lower end of the base can increase the friction. The device is installed on the upper end of the second mounting seat through the mounting hole, the height adjustment component in the open groove is started, and the bottom plate is adjusted to a suitable height in cooperation with the rotating connection component. The cooling medium is added to the cooling coil, and then hydrogen fuel is added to the combustion device. Heat is generated after combustion and heat release, and the heat energy is converted into electrical energy and stored in the hydrogen fuel cell to supply the linear motor. The moving distance is set, the mover moves at the upper end of the stator, the slider slides synchronously on the outside of the slide rail, and the measuring rod at the rear end of the connecting seat drives the optical reader to move synchronously, thereby measuring the displacement data according to the optical ruler in the groove, and stops when it moves to the preset distance. The product water after combustion in the combustion device returns to the electrolytic cell through the liquid supply component, and hydrogen and oxygen are produced by electrolysis, and then sent back to the combustion device by the fuel supply component for use as fuel. The wind blown out by the fan is blown to the electrolytic cell and the combustion device through the cooling coil to reduce the temperature in the heat-insulating box. The heat-insulating box separates the heat generated by the combustion device when it is working from the linear motor, thereby playing a role in thermal insulation protection.

[0010] Preferably, the fuel supply assembly includes an air pump, a first air pipe installed at an outlet end of the air pump, and a second air pipe installed at an inlet end of the air pump.

[0011] Preferably, the liquid supply assembly includes a liquid supply pump, a first water pipe installed at the outlet end of the liquid supply pump, and a second water pipe installed at the inlet end of the liquid supply pump.

[0012] Preferably, the height adjustment assembly includes a double-ended ball screw, a screw pair installed on the outside of the double-ended ball screw and symmetrically distributed on the left and right sides, and a motor fixed at the left end of the base for driving the double-ended ball screw.

[0013] Preferably, the rotating connection assembly includes an upper U-shaped seat fixed to the upper end of the height adjustment assembly and a lower U-shaped seat fixed to the lower end of the base plate, a first rotating shaft rotatable installed in the upper U-shaped seat, a second rotating shaft rotatable installed in the lower U-shaped seat, and a connecting plate installed between the first rotating shaft and the second rotating shaft.

[0014] Preferably, the cooling coil is provided with a liquid inlet cock and a liquid outlet cock at both ends thereof passing through the heat-insulating box.

[0015] Preferably, a hydrogen inlet and a liquid outlet are sequentially arranged at the rear end of the combustion device from left to right, and a hydrogen fuel feeding port is arranged at the upper end of the combustion device.

[0016] Preferably, a reflux port is provided at the front end of the electrolytic cell, and a hydrogen outlet is provided at the upper end of the electrolytic cell.

[0017] Preferably, the left end of the heat-insulating box body is designed to be open, and the material of the heat-insulating box body is expanded polystyrene board, extruded polystyrene board or rock wool board.

[0018] (3) Beneficial effects

[0019] Compared with the prior art, the beneficial effects of the present invention are as follows: the linear motor of the present invention utilizes the design of a heat-insulating box body to play a role of thermal insulation protection, thereby preventing the heat during hydrogen combustion from accelerating the aging of the linear motor. At the same time, the combustion device is cooled by the cooperation of a cooling coil and a fan. Through the height adjustment component and the rotating connection component, the height of the linear motor can still be adjusted after the linear motor is installed and fixed, and it has stronger versatility. Through the coordinated use of the slide rail and the slider, the resistance of the connecting seat during movement is reduced, making the operation of the linear motor smoother and smoother. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of a specific implementation mode of the linear motor of the present invention;

[0021] Figure 2 It is a front structural schematic diagram of a specific implementation mode of the linear motor of the present invention;

[0022] Figure 3 It is a side structural schematic diagram of a specific implementation mode of the linear motor of the present invention;

[0023] Figure 4 It is a schematic diagram of a top view of a specific embodiment of the linear motor of the present invention;

[0024] Figure 5 It is a schematic diagram of the assembly of a rotary connection assembly in a specific embodiment of the linear motor of the present invention;

[0025] Figure 6 This is a schematic diagram of the connection structure between the electrolytic cell and the combustion device in a specific implementation manner of the linear motor of the present invention.

[0026] The marks in the accompanying drawings are: 1, bottom plate; 2, side plate; 3, first mounting seat; 4, stator; 5, slide rail; 6, mover; 7, slider; 8, connecting seat; 9, second mounting seat; 10, heat insulation box; 11, electrolytic cell; 12, combustion device; 13, fuel supply assembly; 131, air pump; 132, first air pipe; 133, second air pipe; 14, liquid supply assembly; 141, liquid supply pump; 142, first water pipe; 143, second water pipe; 15, cooling coil; 16, fan; 17, base; 18, anti-slip mat; 19, opening groove; 20. Height adjustment assembly; 201. Double-ended ball screw; 202. Screw pair; 203. Motor; 21. Rotary connection assembly; 211. Upper U-shaped seat; 212. Lower U-shaped seat; 213. First rotating shaft; 214. Second rotating shaft; 215. Connecting plate; 22. Groove; 23. Optical ruler; 24. Measuring rod; 25. Optical reader; 26. Hydrogen fuel cell; 27. Liquid inlet cock; 28. Liquid outlet cock; 29. ​​Hydrogen inlet; 30. Liquid outlet; 31. Hydrogen fuel adding port; 32. Reflux port; 33. Hydrogen outlet. DETAILED DESCRIPTION

[0027] Example 1

[0028] This specific embodiment is a low-resistance hydrogen fuel cell linear motor with thermal insulation protection function, and its three-dimensional structural schematic diagram is as follows: Figure 1 As shown, the front structure diagram is as follows Figure 2 As shown, the linear motor includes a bottom plate 1 and a base 17, side plates 2 fixed to the upper ends of the left and right sides of the bottom plate 1, a first mounting seat 3 fixed to the upper end of the bottom plate 1, a stator 4 and a slide rail 5 symmetrically distributed front and back are sequentially installed on the upper end of the first mounting seat 3 from the inside to the outside, and a mover 6 arranged at the upper end of the stator 4; a slider 7 is slidably connected to the outer side of the upper end of the slide rail 5, a connecting seat 8 is fixedly connected to the upper ends of the slider 7 and the mover 6, and a second mounting seat 9 symmetrically distributed front and back is fixedly connected to the upper end of the connecting seat 8, an insulating box 10 is fixedly connected to the left end of the bottom plate 1, an electrolytic cell 11 and a combustion device 12 are sequentially installed on the upper end of the bottom of the insulating box 10 from back to front, and a fuel supply assembly 13 and A liquid supply component 14 is provided, a cooling coil 15 is installed on the upper side of the heat-insulating box 10, a fan 16 is installed on the lower end of the top of the heat-insulating box 10, an anti-slip pad 18 is fixedly connected to the lower end of the base 17, and an opening groove 19 symmetrically distributed front and back is provided on the upper end of the base 17. A height adjustment component 20 for adjusting the height of the base plate 1 is installed in the opening groove 19, and a rotating connection component 21 is installed between the height adjustment component 20 and the base plate 1. A groove 22 is provided at the rear end of the first mounting seat 3, and an optical ruler 23 is fixedly connected in the groove 22. A measuring rod 24 is fixedly connected to the rear end of the connecting seat 8, and an optical reader 25 matching the optical ruler 23 is installed on the inner side of the measuring rod 24. A hydrogen fuel cell 26 is fixedly connected to the upper end of the heat-insulating box 10.

[0029] Among them, the fuel supply component 13 includes an air pump 131, a first air pipe 132 installed at the outlet end of the air pump 131, and a second air pipe 133 installed at the inlet end of the air pump 131; the liquid supply component 14 includes a liquid supply pump 141, a first water pipe 142 installed at the outlet end of the liquid supply pump 141, and a second water pipe 143 installed at the inlet end of the liquid supply pump 141.

[0030] At the same time, the height adjustment component 20 includes a double-headed ball screw 201, a screw pair 202 symmetrically distributed on the left and right sides of the double-headed ball screw 201, and a motor 203 fixed at the left end of the base 17 for driving the double-headed ball screw 201. The rotating connection component 21 includes an upper U-shaped seat 211 fixed at the upper end of the height adjustment component 20 and a lower U-shaped seat 212 fixed at the lower end of the base plate 1, a first rotating shaft 213 rotatable in the upper U-shaped seat 211, a second rotating shaft 214 rotatable in the lower U-shaped seat 212, and a connecting plate 215 installed between the first rotating shaft 213 and the second rotating shaft 214.

[0031] In addition, the cooling coil 15 is provided with a liquid inlet cock 27 and a liquid outlet cock 28 at both ends through the insulation box 10, and a hydrogen inlet 29 and a liquid outlet 30 are provided at the rear end of the combustion device 12 from left to right, a hydrogen fuel feeding port 31 is provided at the upper end of the combustion device 12, a reflux port 32 is provided at the front end of the electrolyzer 11, and a hydrogen outlet 33 is provided at the upper end of the electrolyzer 11.

[0032] In addition, the left end of the heat-insulating box body 10 is designed to be open, and the material of the heat-insulating box body 10 is expanded polystyrene board, extruded polystyrene board or rock wool board.

[0033] The side structure diagram of the linear motor is as follows: Figure 3 As shown, the top view of the structure is as follows Figure 4 As shown, the assembly diagram of the rotating connection component 21 is as shown Figure 5 As shown, the connection structure diagram of the electrolytic cell 11 and the combustion device 12 is as shown in Figure 6 shown.

[0034] When using the linear motor of the present technical solution, fix the base 17, the anti-skid pad 18 at the lower end of the base 17 can increase the friction, and the device is installed on the upper end of the second mounting seat 9 through the mounting hole 26, and the height adjustment component 20 in the open groove 19 is started. The motor 203 drives the double-headed ball screw 201 to rotate, and the screw pair 202 on the outer side of the double-headed ball screw 201 converts the rotary motion into linear motion, driving the lower U-shaped seat 212 to move outward, and the connecting plates 215 in the upper U-shaped seat 211 and the lower U-shaped seat 212 rotate and push the upper U-shaped seat 211 to rise, adjust the bottom plate 1 to a suitable height, add cooling medium to the cooling coil 15, and then add hydrogen fuel to the combustion device 12. Heat is generated after combustion and heat release, and the heat energy is converted into electrical energy and stored in the hydrogen fuel cell 26 to supply the linear motor, set the moving distance, and the mover 6 is on the stator 4 The measuring rod 24 at the rear end of the connecting seat 8 drives the optical reader 25 to move synchronously, thereby measuring the displacement data according to the optical ruler 23 in the groove 22, and stops when it moves to a preset distance. The product water after combustion in the combustion device 12 returns to the electrolytic cell 11 through the liquid outlet 30, the second water pipe 143, the liquid supply pump 141, the first water pipe 142 and the reflux port 32, and electrolysis produces hydrogen and oxygen, which are then sent back to the combustion device 12 from the hydrogen outlet 33 through the first air pipe 132, the air pump 131, the second air pipe 133 and the hydrogen inlet 29 for use as fuel. The wind blown by the fan 16 is blown to the electrolytic cell 11 and the combustion device 12 through the cooling coil 15, thereby reducing the temperature in the heat-insulating box 10. The heat-insulating box 10 separates the heat generated by the combustion device 12 during operation from the linear motor, thereby playing a role in thermal insulation protection.

Claims

1. A low-resistance hydrogen fuel cell linear motor with a thermal insulation protection function, the linear motor comprising a bottom plate (1) and a base (17), side plates (2) fixed to the upper ends of the left and right sides of the bottom plate (1), a first mounting seat (3) fixed to the upper end of the bottom plate (1), a stator (4) and a slide rail (5) symmetrically distributed front and rear mounted on the upper end of the first mounting seat (3) from the inside to the outside, and a mover (6) arranged at the upper end of the stator (4); characterized in that: The outer side of the upper end of the slide rail (5) is slidably connected to a slider (7), the slider (7) and the upper end of the mover (6) are fixedly connected to a connecting seat (8), the upper end of the connecting seat (8) is fixedly connected to a second mounting seat (9) symmetrically distributed front and rear, the left end of the bottom plate (1) is fixedly connected to an insulating box (10), the upper end of the bottom of the insulating box (10) is sequentially mounted with an electrolytic cell (11) and a combustion device (12) from back to front, a fuel supply assembly (13) and a liquid supply assembly (14) are arranged between the electrolytic cell (11) and the combustion device (12), A cooling coil (15) is installed on the upper side of the heat-insulating box (10), a fan (16) is installed on the lower end of the top of the heat-insulating box (10), a non-slip pad (18) is fixedly connected to the lower end of the base (17), an opening groove (19) symmetrically distributed front and back is provided on the upper end of the base (17), a height adjustment component (20) for adjusting the height of the bottom plate (1) is installed in the opening groove (19), a rotating connection component (21) is installed between the height adjustment component (20) and the bottom plate (1), and a recess is provided at the rear end of the first mounting seat (3). A groove (22) is provided, wherein an optical ruler (23) is fixedly connected in the groove (22), a measuring rod (24) is fixedly connected to the rear end of the connecting seat (8), an optical reader (25) matching the optical ruler (23) is installed inside the measuring rod (24), a hydrogen fuel cell (26) is fixedly connected to the upper end of the heat-insulating box (10), and the height adjustment assembly (20) comprises a double-headed ball screw (201), a screw pair (202) symmetrically distributed on the left and right sides of the double-headed ball screw (201), and a screw rod (203) fixed at the left end of the base (17). The motor (203) is used to drive the double-ended ball screw (201), and the rotary connection assembly (21) comprises an upper U-shaped seat (211) fixed to the upper end of the height adjustment assembly (20), a lower U-shaped seat (212) fixed to the lower end of the base plate (1), a first rotating shaft (213) rotatably mounted in the upper U-shaped seat (211), a second rotating shaft (214) rotatably mounted in the lower U-shaped seat (212), and a connecting plate (215) mounted between the first rotating shaft (213) and the second rotating shaft (214).

2. The low-resistance hydrogen fuel cell linear motor with thermal insulation protection function according to claim 1, characterized in that: The fuel supply assembly (13) comprises an air pump (131), a first air pipe (132) installed at the outlet end of the air pump (131), and a second air pipe (133) installed at the inlet end of the air pump (131).

3. The low-resistance hydrogen fuel cell linear motor with thermal insulation protection function according to claim 1, characterized in that: The liquid supply assembly (14) comprises a liquid supply pump (141), a first water pipe (142) installed at the outlet end of the liquid supply pump (141), and a second water pipe (143) installed at the inlet end of the liquid supply pump (141).

4. The low-resistance hydrogen fuel cell linear motor with thermal insulation protection function according to claim 1, characterized in that: The cooling coil (15) passes through the heat-insulating box (10) at both ends and is respectively provided with a liquid inlet cock (27) and a liquid outlet cock (28).

5. The low-resistance hydrogen fuel cell linear motor with thermal insulation protection function according to claim 1, characterized in that: The rear end of the combustion device (12) is provided with a hydrogen inlet (29) and a liquid outlet (30) in sequence from left to right, and the upper end of the combustion device (12) is provided with a hydrogen fuel feeding port (31).

6. The low-resistance hydrogen fuel cell linear motor with thermal insulation protection function according to claim 1, characterized in that: The front end of the electrolytic cell (11) is provided with a reflux port (32), and the upper end of the electrolytic cell (11) is provided with a hydrogen outlet (33).

7. The low-resistance hydrogen fuel cell linear motor with thermal insulation protection function according to claim 1, characterized in that: The left end of the heat-insulating box body (10) is designed to be open, and the material of the heat-insulating box body (10) is expanded polystyrene board, extruded polystyrene board or rock wool board.

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