Computer hardware mounting, fixing and protecting device
By designing computer hardware installation fixing protection devices, using limit structure and buffer fixing, the installation process is optimized and the hardware protection effect is improved. At the same time, by increasing the cooling structure and fan direction adjustment, the problems of complex installation, insufficient protection and poor heat dissipation effects in the existing technology are solved, and more efficient installation and protection effects are achieved.
Patent Information
- Application Number
- CN202411924553.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-04-22
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing computer hardware-installed fixed protection device is difficult to optimize when installing, especially for novices, and cannot provide sufficient protection when the equipment collides, and the heat dissipation effect is not good.
A computer hardware-mounted fixed protection device is designed, which uses a limit structure to automatically snap, distinguish the installation area, optimize the installation process, and provides buffering and fixing through the hardware-mounted components. The cooling structure and fan direction adjustment are increased through the overheating protection components to improve the heat dissipation effect.
It has achieved simplified installation process, reduced installation burden, improved installation effect and hardware protection effect, and improved heat dissipation effect, avoiding hardware overheating.
Smart Images

Figure CN119861795A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of computer hardware, and in particular to a computer hardware installation fixing and protection device. Background Art
[0002] Computer hardware refers to the general term for various physical devices in a computer system composed of electronic, mechanical and optoelectronic components. These physical devices form an organic whole according to the requirements of the system structure to provide a material basis for the operation of computer software. When installing computer hardware, fixed protection devices need to be installed. However, the existing fixed protection devices are generally fixed and installed by bolt structures during installation, and the installation is more troublesome for novices. The installation process cannot be optimized, the installation burden is increased, and the installation effect is reduced. In addition, the hardware cannot be buffered and fixed for a second time. When the equipment collides, the hardware cannot be protected, which increases the difficulty of protection and reduces the protection effect. In addition, when the hardware is in use, the hardware is generally cooled by a fan, but the heat dissipation effect is poor, which is not easy to meet the hardware requirements and reduces the use effect of the equipment. Summary of the invention
[0003] The problem solved by the present invention is to provide a computer hardware installation and fixing protection device, which can automatically engage the hardware through a limiting structure when installing the hardware, distinguish the installation areas, optimize the installation process, ensure that novices can also perform the installation, reduce the installation burden, and improve the installation effect. It can also buffer and fix the hardware, and can provide a certain buffering effect in the event of a collision, thereby protecting the hardware and improving the protection effect of the hardware. It can also add a cooling structure and adjust the direction of the fan structure. While adjusting the temperature, it can speed up the air flow to avoid overheating of the hardware during operation, thereby improving the heat dissipation effect.
[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a computer hardware installation and fixing protection device, comprising a computer housing, a hardware installation component, a hardware fixing component and an overheating protection component, wherein the hardware installation component is installed in the computer housing, the hardware fixing component is installed in the computer housing, and the overheating protection component is installed in the computer housing;
[0005] The hardware installation assembly includes a connecting column, a telecommunication interface, a motor, a screw, a moving block, a threaded hole, a mounting frame, a placement slot and a limit frame. A motor is embedded and installed on an inner wall of one side of the computer housing, one end of the output shaft of the motor is fixedly connected to a screw, and the other end of the screw is rotatably connected to the inner wall of the computer housing. Moving blocks are symmetrically installed in the computer housing, threaded holes are provided on the moving blocks corresponding to the positions of the screws, mounting frames are fixedly connected to the outer walls of both sides of the moving blocks, a placement slot is provided at the top of the mounting frame, and the mounting frame is fixedly connected to the limit frame on the outer wall at the top of the placement slot, connecting columns are distributed and installed at the bottom of the computer housing corresponding to the positions of the mounting frame, and the telecommunication interface is installed on the connecting columns.
[0006] Preferably, the hardware fixing assembly includes a vertical plate, a first rotating shaft, a first gear, a second rotating shaft, a fixed frame, a guide hole, a pressure plate, a guide rod, a connecting disk, a first spring, a rack and an electromagnetic adsorption plate. The vertical plate is fixedly connected to the inner wall of the bottom end of the computer housing, the first rotating shaft is rotatably connected to the outer wall of one side of the vertical plate, the first gear is fixedly connected to the outer wall of one end of the first rotating shaft, a rack is meshingly installed on the outer wall of the bottom end of the first gear, and one end of the rack is fixedly connected to the outer wall of the mounting frame, the second rotating shaft is fixedly connected to one side of the first gear, the fixing frame is fixedly connected to the outer wall of one end of the second rotating shaft, electromagnetic adsorption plates are installed on the outer walls of both sides of the limit frame corresponding to the fixed frame positions, a pressure plate is installed outside the fixed frame, the guide rods are symmetrically fixedly connected to the outer wall of one side of the pressure plate, guide holes are symmetrically opened on the fixed frame corresponding to the guide rod positions, and a connecting disk is fixedly connected to the outer wall of one end of the guide rod.
[0007] Preferably, a first spring is fixedly connected to an outer wall of one side of the connecting plate, and the other end of the first spring is fixedly connected to an outer wall of the fixing frame.
[0008] Preferably, the overheating protection component includes a water tank, a cooling pipe, a water pumping cooling pump, a first rotating rod, a second spring, a second gear, a toothed belt, a blower fan, a second rotating rod, a third gear, a connecting plate and a cylinder. The water tank is inlaid and connected on both sides of the computer housing, and the cooling pipe is symmetrically connected to one side of the water tank. A water pumping cooling pump is installed on one side of the two cooling pipes. The computer housing is located in the cooling pipe and is symmetrically rotatably connected to the first rotating rod. The second gear is fixedly connected to the outer wall of one side of the first rotating rod, the second gear is fixedly connected to the bottom end of the second gear, and the bottom end of the second spring is fixedly connected to the inner wall of the computer housing, the blower fan is fixedly connected to the outer wall of the top end of the first rotating rod, the toothed belt is fixedly connected to one side of the second gear, and one side of the toothed belt is meshingly installed on the outer wall of the second gear, the third gear is meshingly installed on one side of the second gear, the bottom end of the third gear is fixedly connected to the second rotating rod, and the bottom end of the second rotating rod is rotatably connected to the inner wall of the computer housing.
[0009] Preferably, a connecting plate is fixedly connected to the outer walls of the ends of the two toothed belts, a cylinder is embedded and installed on the moving block, and one end of the telescopic rod of the cylinder is fixed to the outer wall of the connecting plate.
[0010] Preferably, ventilation holes are distributed on the inner wall of the bottom end of the computer housing, and a filter is embedded and connected on the inner wall of the computer housing located at the bottom of the ventilation holes.
[0011] Preferably, a water supply pipe is connected through one side of the water storage tank, and a valve is installed on one side of the water supply pipe.
[0012] Preferably, the first spring is internally sleeved on the outer wall of the guide rod, and the first spring is distributed in a rectangular shape.
[0013] Preferably, the second spring is internally sleeved on the outer wall of the first rotating rod, and the second spring is a torsion spring.
[0014] The beneficial effects of the present invention are as follows: the hardware installation assembly is adopted, and the hardware can be automatically engaged through the limit structure during installation, and the installation area is distinguished, the installation process is optimized, and it is ensured that novices can also perform the installation, thereby reducing the installation burden and improving the installation effect;
[0015] The hardware fixing components are used to buffer and fix the hardware, which can provide a certain buffering effect in the event of a collision, thereby protecting the hardware and improving the protection effect of the hardware;
[0016] The use of overheat protection components can increase the cooling structure and adjust the direction of the fan structure. While adjusting the temperature, it can speed up the air flow to avoid overheating of the hardware during operation and improve the heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is the overall three-dimensional structure diagram of the present invention;
[0018] Figure 2 It is another side three-dimensional structural diagram of the present invention;
[0019] Figure 3 It is a front view cutaway structural diagram of the present invention;
[0020] Figure 4 It is a side cutaway structural diagram of the present invention;
[0021] Figure 5 For the present invention Figure 4 A magnified view of the structure in the middle A area;
[0022] Figure 6 It is a three-dimensional structural diagram of the hardware fixing assembly of the present invention;
[0023] Figure 7 It is a three-dimensional structural diagram of the other side of the hardware fixing assembly of the present invention;
[0024] Figure 8 For the present invention Figure 7 A magnified view of the structure in the middle B area;
[0025] Fig. 9 It is a three-dimensional structural diagram of the overheat protection component of the present invention;
[0026] Fig.10 It is a three-dimensional structural diagram of the other side of the overheat protection component of the present invention.
[0027] Legend:
[0028] 1. Computer housing; 2. Hardware installation assembly; 3. Hardware fixing assembly; 4. Overheat protection assembly; 5. Ventilation hole; 6. Filter; 7. Water supply pipe; 8. Valve; 201. Connecting column; 202. Telecommunication interface; 203. Motor; 204. Screw rod; 205. Moving block; 206. Threaded hole; 207. Installation frame; 208. Placement slot; 209. Limit frame; 301. Vertical plate; 302. First rotating shaft; 303. First gear; 304. Second rotating shaft; 305. Fixing Fixed frame; 306, guide hole; 307, pressure plate; 308, guide rod; 309, connecting plate; 3010, first spring; 3011, rack; 3012, electromagnetic adsorption plate; 401, water storage tank; 402, cooling pipe; 403, water cooling pump; 404, first rotating rod; 405, second spring; 406, second gear; 407, toothed belt; 408, blower fan; 409, second rotating rod; 4010, third gear; 4011, connecting plate; 4012, cylinder. DETAILED DESCRIPTION
[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0030] Embodiment 1
[0031] See also Figure 1 to Figure 3 A computer hardware installation and fixing protection device comprises a computer housing 1, a hardware installation component 2, a hardware fixing component 3 and an overheat protection component 4. The hardware installation component 2 is installed in the computer housing 1, the hardware fixing component 3 is installed in the computer housing 1, and the overheat protection component 4 is installed in the computer housing 1; ventilation holes 5 are distributed on the inner wall of the bottom end of the computer housing 1, and a filter screen 6 is embedded and connected on the inner wall of the computer housing 1 at the bottom of the ventilation holes 5. When heat is dissipated, it can interact with the outside air through the ventilation holes 5, and then the air dust is filtered through the filter screen 6; a water supply pipe 7 is connected to one side of the water tank 401, and a valve 8 is installed on one side of the water supply pipe 7. When the water tank 401 needs to be replenished with water, the valve 8 is opened, and the water tank 401 is replenished with water through the water supply pipe 7;
[0032] The hardware installation component 2 includes a connecting column 201, a telecommunication interface 202, a motor 203, a screw 204, a moving block 205, a threaded hole 206, a mounting frame 207, a placement groove 208 and a limit frame 209. The motor 203 is embedded and installed on the inner wall of one side of the computer housing 1, one end of the output shaft of the motor 203 is fixedly connected to the screw 204, and the other end of the screw 204 is rotatably connected to the inner wall of the computer housing 1, and the moving blocks 205 are symmetrically installed in the computer housing 1. The moving blocks 205 are provided with threaded holes 206 corresponding to the position of the screw 204, and the outer walls of both sides of the moving blocks 205 are fixedly connected with the mounting frames 207, the top of the mounting frame 207 is provided with a placement groove 208, and the outer wall of the mounting frame 207 located at the top of the placement groove 208 is fixedly connected with the limit frame 209, and the bottom of the computer housing 1 is distributed and installed with connecting columns 201 corresponding to the position of the mounting frame 207, and the telecommunication interface 202 is installed on the connecting columns 201.
[0033] Working principle: When installing a computer, first disassemble the computer housing 1, and then place the specified hardware into the placement slot 208 on the installation frame 207 according to the mark on the installation frame 207, and then limit and fix it through the limit frame 209, and then start the motor 203 to rotate the screw rod 204, and then under the action of the threaded hole 206, move the installation frame 207 on the moving block 205, so that the connector on the hardware is spliced with the telecommunication interface 202 on the connecting column 201, so as to install the hardware. When installing the hardware, it can be automatically engaged through the limit structure, and the installation area can be distinguished, the installation process is optimized, and it is ensured that novices can also perform the installation, reducing the installation burden and improving the installation effect.
[0034] Embodiment 2
[0035] See also Figures 4 to 8 The hardware fixing assembly 3 includes a vertical plate 301, a first rotating shaft 302, a first gear 303, a second rotating shaft 304, a fixing frame 305, a guide hole 306, a pressure plate 307, a guide rod 308, a connecting plate 309, a first spring 3010, a rack 3011 and an electromagnetic adsorption plate 3012. The vertical plate 301 is fixedly connected to the inner wall of the bottom end of the computer housing 1, and the first rotating shaft 302 is rotatably connected to the outer wall of one side of the vertical plate 301. The first rotating shaft 303 is fixedly connected to the inner wall of the bottom end of the computer housing 1, and the first rotating shaft 304 is rotatably connected to the outer wall of the first rotating shaft 306. A first gear 303 is fixedly connected to the outer wall of one end of 02, a rack 3011 is meshedly installed on the outer wall of the bottom end of the first gear 303, and one end of the rack 3011 is fixedly connected to the outer wall of the mounting frame 207, a second rotating shaft 304 is fixedly connected to one side of the first gear 303, a fixing frame 305 is fixedly connected to the outer wall of one end of the second rotating shaft 304, and an electromagnetic adsorption plate 3012 is installed on the outer walls of both sides of the limit frame 209 corresponding to the fixed frame 305. A pressure plate 307 is installed outside the fixed frame 305, and a guide rod 308 is symmetrically fixedly connected to the outer wall of one side of the pressure plate 307. A guide hole 306 is symmetrically opened on the fixed frame 305 corresponding to the position of the guide rod 308, and a connecting disk 309 is fixedly connected to the outer wall of one end of the guide rod 308; a first spring 3010 is fixedly connected to the outer wall of one side of the connecting disk 309, and the other end of the first spring 3010 is fixedly connected to the outer wall of the fixed frame 305, and the electromagnetic adsorption plate 3012 is coupled and then the reaction force of the extrusion is used to make the guide rod 308 on the pressure plate 307 move along the guide hole 306 on the fixed frame 305, so as to facilitate the stretching of the first spring 3010 on the connecting disk 309; the first spring 3010 is internally sleeved on the outer wall of the guide rod 308, and the first spring 3010 is distributed in a rectangular shape. When the device collides, the elastic force of the first spring 3010 is used to reduce the impact force of the collision, thereby buffering the hardware.
[0036] When the hardware is installed, the rack 3011 is moved by the moving block 205, and then the first gear 303 on the first rotating shaft 302 is driven to rotate along the vertical plate 301, so that the fixed frame 305 on the second rotating shaft 304 is flipped, and the pressure plate 307 squeezes and fixes the hardware, and then the electromagnetic adsorption plate 3012 is used. Then, through the reaction force of the squeezing, the guide rod 308 on the pressure plate 307 moves along the guide hole 306 on the fixed frame 305, and the first spring 3010 on the connecting disk 309 is stretched, and then when the device collides, the elastic force of the first spring 3010 is used to reduce the impact force of the collision, thereby buffering the hardware, and can buffer and fix the hardware, and can provide a certain buffering effect during collision, thereby protecting the hardware and improving the protection effect of the hardware.
[0037] Embodiment 3
[0038] See also Figure 9-10The overheat protection assembly 4 includes a water tank 401, a cooling pipe 402, a water pumping cooling pump 403, a first rotating rod 404, a second spring 405, a second gear 406, a toothed belt 407, a blower fan 408, a second rotating rod 409, a third gear 4010, a connecting plate 4011 and a cylinder 4012. The two sides of the computer housing 1 are inlaid with water tanks 401, one side of the water tank 401 is symmetrically connected with the cooling pipe 402, and one side of the two cooling pipes 402 is equipped with a water pumping cooling pump. The computer housing 1 is symmetrically connected to the first rotating rod 404 in the cooling tube 402, and a second gear 406 is fixedly connected to the outer wall of one side of the first rotating rod 404, and a second spring 405 is fixedly connected to the bottom end of the second gear 406, and the bottom end of the second spring 405 is fixedly connected to the inner wall of the computer housing 1, and a fan 408 is fixedly connected to the outer wall of the top end of the first rotating rod 404, and a toothed belt 407 is fixedly connected to one side of the second gear 406, and one side of the toothed belt 407 The second gear 406 is meshed and installed on the outer wall of the second gear 406. The third gear 4010 is meshed and installed on one side of the second gear 406. The bottom end of the third gear 4010 is fixedly connected to the second rotating rod 409, and the bottom end of the second rotating rod 409 is rotatably connected to the inner wall of the computer housing 1; the ends of the two toothed belts 407 are fixedly connected to the outer wall with a connecting plate 4011, and the moving block 205 is inlaid with a cylinder 4012, and one end of the telescopic rod of the cylinder 4012 is fixedly connected to the outer wall of the connecting plate 4011. , start the cylinder 4012 to move the connecting plate 4011, and the toothed belt 407 is moved under the action of the third gear 4010 on the second rotating rod 409; the second spring 405 is internally sleeved on the outer wall of the first rotating rod 404, and the second spring 405 is a torsion spring. When the connecting plate 4011 is reset, the blower fan 408 on the first rotating rod 404 is reset and rotated under the torsion action of the second spring 405, thereby performing heat dissipation treatment in different directions.
[0039] When the computer is running, the water pumping cooling pump 403 is started to extract the clean water in the water tank 401 through the cooling pipe 402, and then the clean water is cooled by the water pumping cooling pump 403, and then distributed to various places of the cooling pipe 402, and then the cold air is dispersed into the computer housing 1 through the cooling pipe 402. At this time, the cylinder 4012 is started to move the connecting plate 4011, and the toothed belt 407 is moved by the third gear 4010 on the second rotating rod 409, thereby driving the second gear 406 on the first rotating rod 404 to rotate, so that the blower fan 408 is rotated and adjusted, so that the surrounding cold air can flow quickly and accelerate the heat dissipation of the hardware. When the connecting plate 4011 is reset, the blower fan 408 on the first rotating rod 404 is reset and rotated by the torsion action of the second spring 405, so as to perform heat dissipation treatment in different directions, increase the cooling structure, and adjust the direction of the fan structure. While adjusting the temperature, the air flow can be accelerated to avoid overheating of the hardware during operation, thereby improving the heat dissipation effect.
[0040] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A computer hardware installation fixing protection device, characterized in that: The computer comprises a computer housing (1), a hardware installation component (2), a hardware fixing component (3) and an overheat protection component (4); the hardware installation component (2) is installed in the computer housing (1), the hardware fixing component (3) is installed in the computer housing (1), and the overheat protection component (4) is installed in the computer housing (1); The hardware installation component (2) comprises a connecting column (201), a telecommunication interface (202), a motor (203), a screw rod (204), a moving block (205), a threaded hole (206), a mounting frame (207), a placement slot (208) and a limit frame (209); a motor (203) is embedded and mounted on an inner wall of one side of the computer housing (1); one end of the output shaft of the motor (203) is fixedly connected to the screw rod (204), and the other end of the screw rod (204) is rotatably connected to the inner wall of the computer housing (1); and a moving block (205) is symmetrically mounted in the computer housing (1). 205), a threaded hole (206) is provided on the moving block (205) at a position corresponding to the screw rod (204), a mounting frame (207) is fixedly connected to the outer walls on both sides of the moving block (205), a placement groove (208) is provided at the top of the mounting frame (207), a limit frame (209) is fixedly connected to the outer wall of the mounting frame (207) at the top of the placement groove (208), and a connecting column (201) is distributed and installed at a position corresponding to the mounting frame (207) at the bottom end of the computer housing (1), and a telecommunication interface (202) is installed on the connecting column (201).
2. A computer hardware installation fixing protection device according to claim 1, characterized in that: The hardware fixing component (3) comprises a vertical plate (301), a first rotating shaft (302), a first gear (303), a second rotating shaft (304), a fixing frame (305), a guide hole (306), a pressure plate (307), a guide rod (308), a connecting plate (309), a first spring (3010), a rack (3011) and an electromagnetic adsorption plate (3012); the vertical plate (301) is fixedly connected to the inner wall of the bottom end of the computer housing (1); the first rotating shaft (302) is rotatably connected to the outer wall of one side of the vertical plate (301); the first gear (303) is fixedly connected to the outer wall of one end of the first rotating shaft (302); the rack (3011) is meshingly installed on the outer wall of the bottom end of the first gear (303); One end of the rack (3011) is fixedly connected to the outer wall of the mounting frame (207); one side of the first gear (303) is fixedly connected to the second rotating shaft (304); one end of the second rotating shaft (304) is fixedly connected to the outer wall of a fixed frame (305); electromagnetic adsorption plates (3012) are installed on the outer walls of both sides of the limit frame (209) at positions corresponding to the fixed frame (305); a pressure plate (307) is installed outside the fixed frame (305); one side of the pressure plate (307) is symmetrically fixedly connected to a guide rod (308); guide holes (306) are symmetrically opened on the fixed frame (305) at positions corresponding to the guide rod (308); and one end of the guide rod (308) is fixedly connected to the outer wall of a connection plate (309).
3. A computer hardware installation fixing protection device according to claim 2, characterized in that: A first spring (3010) is fixedly connected to an outer wall of one side of the connection plate (309), and the other end of the first spring (3010) is fixedly connected to an outer wall of the fixing frame (305).
4. A computer hardware installation fixing protection device according to claim 1, characterized in that: The overheat protection component (4) comprises a water tank (401), a cooling pipe (402), a water pumping cooling pump (403), a first rotating rod (404), a second spring (405), a second gear (406), a toothed belt (407), a blower fan (408), a second rotating rod (409), a third gear (4010), a connecting plate (4011) and a cylinder (4012). The water tank (401) is embedded and connected on both sides of the computer housing (1). The cooling pipe (402) is symmetrically connected to one side of the water tank (401). The water pumping cooling pump (403) is installed on one side of the two cooling pipes (402). The computer housing (1) is located in the cooling pipe (402) and is symmetrically rotatably connected to the first rotating rod (404). The first rotating rod (4 A second gear (406) is fixedly connected to an outer wall of one side of the computer housing (04), a second spring (405) is fixedly connected to the bottom end of the second gear (406), and the bottom end of the second spring (405) is fixedly connected to the inner wall of the computer housing (1), a blower fan (408) is fixedly connected to the outer wall of the top end of the first rotating rod (404), a toothed belt (407) is fixedly connected to one side of the second gear (406), and one side of the toothed belt (407) is meshingly installed on the outer wall of the second gear (406), a third gear (4010) is meshingly installed on one side of the second gear (406), a second rotating rod (409) is fixedly connected to the bottom end of the third gear (4010), and the bottom end of the second rotating rod (409) is rotatably connected to the inner wall of the computer housing (1).
5. A computer hardware installation fixing protection device according to claim 4, characterized in that: A connecting plate (4011) is fixedly connected to the outer wall of the ends of the two toothed belts (407), a cylinder (4012) is embedded and installed on the moving block (205), and one end of the telescopic rod of the cylinder (4012) is fixedly connected to the outer wall of the connecting plate (4011).
6. A computer hardware installation fixing protection device according to claim 1, characterized in that: Ventilation holes (5) are distributed on the inner wall at the bottom end of the computer housing (1), and a filter screen (6) is embedded and connected on the inner wall of the computer housing (1) at the bottom end of the ventilation holes (5).
7. A computer hardware installation fixing protection device according to claim 4, characterized in that: A water supply pipe (7) is connected through one side of the water storage tank (401), and a valve (8) is installed on one side of the water supply pipe (7).
8. A computer hardware installation fixing protection device according to claim 3, characterized in that: The first spring (3010) is sleeved on the outer wall of the guide rod (308), and the first spring (3010) is distributed in a rectangular shape.
9. A computer hardware installation fixing protection device according to claim 4, characterized in that: The second spring (405) is sleeved on the outer wall of the first rotating rod (404), and the second spring (405) is a torsion spring.