Magnesium hydride powder temperature closed discharging device
By designing a heated and sealed discharge device for magnesium hydride powder, and utilizing vacuum and argon gas replacement to maintain a sealed state, the problem of easy agglomeration and reaction of magnesium hydride powder in the traditional discharge process is solved, and a safe and efficient discharge process is achieved.
Patent Information
- Application Number
- CN202520485294.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-19
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2035-03-19
AI Technical Summary
Magnesium hydride powder is prone to clumping, blockage, and explosion during traditional discharge processes. It also reacts with moisture and oxygen in the air, affecting product quality. Existing equipment cannot achieve closed-loop, heated discharge.
A heated and sealed discharge device for magnesium hydride powder was designed, including a magnesium hydride reactor, a sealed box, an arm inlet, a sealed glove, and a gas port. The device maintains a sealed state through vacuum and argon gas replacement to achieve discharge in an inert gas environment. A transparent observation window is used to monitor the discharge, and a stainless steel poker is provided to clear blockages.
This technology enables closed-loop, heated discharge of magnesium hydride powder, preventing explosions and agglomeration, maintaining product quality, ensuring operational safety, and improving discharge efficiency.
Smart Images
Figure CN223669152U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to hydrogenated magnesium preparation technical field especially relates to a kind of hydrogenated magnesium powder temperature closed discharge device. BACKGROUND
[0002] As a secondary energy, hydrogen energy has the characteristics of abundant source, green and low carbon, wide application, etc. The main forms of using hydrogen energy include generating hydrogen gas by electrolysis of water or photolysis of water and storing it, and then using fuel cell technology to generate electricity from hydrogen gas to meet various power needs and maximize the use of renewable energy across regions and seasons. In the hydrogen energy industry, hydrogen storage and transportation are the key link between upstream hydrogen production and downstream hydrogen use, and are the bottleneck technology restricting the development of hydrogen energy. Hydrogenated magnesium has a high hydrogen content (7.6% by weight), and the domestic magnesium resource reserves are huge, so it has become one of the important application materials for the practicalization of hydrogen storage technology. In the production process of hydrogenated magnesium, the hydrogenated magnesium powder cannot be discharged due to strong exothermic caking reaction. The traditional hydrogenated magnesium collecting device can only discharge after low-temperature air passivation, which has the problems of easy inhalation by operators, explosion of hydrogenated magnesium powder, caking and blocking, and cannot be discharged. In addition, the hydrogenated magnesium powder is easy to react with moisture and oxygen in the air, which affects the product quality.
[0003] Therefore, there is an urgent need to develop a hydrogenated magnesium powder temperature closed discharge device to overcome the above-mentioned defects. SUMMARY
[0004] The utility model discloses a kind of hydrogenated magnesium powder temperature closed discharge devices.
[0005] To achieve the above-mentioned purposes, the utility model provides a kind of hydrogenated magnesium powder temperature closed discharge device, including hydrogenated magnesium reactor, closed box and the first arm entrance and second arm entrance being set to the lateral wall of the closed box;
[0006] The first arm entrance is provided with a first closed glove and a first closed cover, and the first closed cover is provided with a first gas port.
[0007] The second arm entrance is provided with a second closed glove and a second closed cover, and the second closed cover is provided with a second gas port.
[0008] The closed box is further provided with a discharge port, a vacuum port and an argon replacement port.
[0009] The hydrogenated magnesium reactor injects hydrogenated magnesium powder into the storage tank in the closed box through the discharge pipe.
[0010] Preferably, the discharge pipe is made of transparent material.
[0011] Preferably, the material inlet of the storage tank is screwed to the end of the discharge pipe.
[0012] Preferably, the closed box is provided with a transparent observation window through which the end of the discharge pipe is observed.
[0013] Preferably, the vacuum port, the first gas port and the second gas port are simultaneously vacuumized.
[0014] Preferably, the argon replacement port, the first gas port and the second gas port are simultaneously injected with argon.
[0015] Preferably, the closed box maintains 1-1.1 times of the external air pressure.
[0016] Preferably, the storage tank is taken out from the discharge port.
[0017] Preferably, the first closed glove and the second closed glove are made of corrosion-resistant rubber material.
[0018] Preferably, a plurality of the storage tanks are placed in the closed box, the height of the storage tank is 20-25 cm, and the diameter of the storage tank is 10-15 cm.
[0019] Compared with the prior art, the present application has the following beneficial effects:
[0020] The closed box of the present application directly receives material from the magnesium hydride reaction kettle under the condition of being closed and inert gas, and can replace the storage tank through the first arm inlet and the second arm inlet under the condition of being closed, so as to realize the collection of the warm magnesium hydride particles under the condition of being closed; the vacuum port, the first gas port and the second gas port are simultaneously vacuumized, so that the pressure difference between the inside and outside of the first closed glove and the second closed glove is kept consistent, so as to prevent the first closed glove and the second closed glove from being broken due to the pressure difference; the argon replacement port, the first gas port and the second gas port are simultaneously injected with argon, so that the pressure difference between the inside and outside of the first closed glove and the second closed glove is kept consistent, so as to prevent the first closed glove and the second closed glove from being broken due to the pressure difference. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is a front view of the magnesium hydride powder warm closed discharge device.
[0022] Figure 2 It is a front view of the magnesium hydride powder warm closed discharge device.
[0023] 1, hydrogenated magnesium reaction kettle; 2, closed box; 21, first arm inlet; 211, first closed glove; 212, first closed cover; 213, first gas port; 22, second arm inlet; 221, second closed glove; 222, second closed cover; 223, second gas port; 23, front wall; 24, discharge port; 25, vacuum port; 26, argon replacement port; 3, discharge pipe; 4, storage tank; 5, transparent observation window. DETAILED DESCRIPTION
[0024] The utility model will be explained in detail below in combination with the embodiments shown in the drawings, but it should be explained that these embodiments are not the limitation of the utility model, the equivalent transformation or the substitution of function, method or structure made by the ordinary skilled in the art according to these embodiments all belong to the protection scope of the utility model.
[0025] In the description of the utility model, it should be understood that the orientation or position relation indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientation or position relation shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as the limitation of the utility model.
[0026] The specific implementation process of the utility model will be described below through multiple embodiments.
[0027] Embodiment 1
[0028] Referring to Figure 1 and Figure 2 , the embodiment discloses a specific implementation of a hydrogenated magnesium powder temperature-closed discharge device.
[0029] Referring to Figure 1 and Figure 2As shown, the hydrogenated magnesium powder temperature closed discharge device comprises a hydrogenated magnesium reactor 1, a closed box body 2, a first arm inlet 21 and a second arm inlet 22 arranged on the side wall of the closed box body 2, and the first arm inlet 21 and the second arm inlet 22 are preferably arranged on the front wall 23 of the closed box body 2; the first arm inlet 21 is provided with a first closed glove 211 and a first closed cover 212, and the first closed cover 212 is provided with a first gas port 213; the second arm inlet 22 is provided with a second closed glove 221 and a second closed cover 222, and the second closed cover 222 is provided with a second gas port 223; the first closed glove 211 and the second closed glove 221 are both made of corrosion-resistant rubber material; the closed box body 2 is also provided with a discharge port 24, a vacuum port 25 and an argon replacement port 26; the hydrogenated magnesium reactor 1 injects hydrogenated magnesium powder into the storage tank 4 in the closed box body 2 through the discharge pipe 3; the closed box body 2 is provided with a transparent observation window 5, and the end of the discharge pipe 3 is observed through the transparent observation window 5.
[0030] Specifically, several storage tanks 4 are placed in the closed box body 2 with the inlet open, and the storage tanks 4 are preferably stored in four, the height of the storage tank 4 is 20-25 cm, the diameter of the storage tank 4 is 10-15 cm, and the discharge port 24 is locked by a steel plate and a screw. The process of the hydrogenated magnesium powder temperature closed discharge is as follows: first, four storage tanks 4 are stored in the closed box body 2, the valve of the discharge pipe 3 is in the closed state, the discharge port 24 is in the closed state, the first closed cover 212 is locked on the first arm inlet 21 by screwing, the second closed cover 222 is locked on the second arm inlet 22 by screwing, and the specific process is shown in FIG. 2. Figure 1; the second step, the vacuum port 25, the first gas port 213 and the second gas port 223 are simultaneously vacuumized, the air and water vapor in the four storage tanks 4, the closed box body 2, the first closed glove 211 and the second closed glove 221 are sucked away, and the synchronous vacuumization can keep the pressure difference inside and outside the first closed glove 211 and the second closed glove 221 consistent, so that the first closed glove 211 and the second closed glove 221 are not broken due to the pressure difference; the third step, the argon replacement port 26, the first gas port 213 and the second gas port 223 are simultaneously injected with argon, so that the argon fills the four storage tanks 4, the closed box body 2, the first closed glove 211 and the second closed glove 221, and the synchronous injection of argon can keep the pressure difference inside and outside the first closed glove 211 and the second closed glove 221 consistent, so that the first closed glove 211 and the second closed glove 221 are not broken due to the pressure difference, and the closed box body 2 maintains 1 to 1.1 times the external air pressure, and the inert environment in the closed box body 2 is maintained under micro-positive pressure; the second step and the third step are repeated one or two times, so that the four storage tanks 4 and the closed box body 2 are filled with argon; the fourth step, the first closed cover 212 and the second closed cover 222 are unscrewed, and the specific operation is shown in Figure 2 ; the second step, the vacuum port 25, the first gas port 213 and the second gas port 223 are simultaneously vacuumized, the air and water vapor in the four storage tanks 4, the closed box body 2, the first closed glove 211 and the second closed glove 221 are sucked away, and the synchronous vacuumization can keep the pressure difference inside and outside the first closed glove 211 and the second closed glove 221 consistent, so that the first closed glove 211 and the second closed glove 221 are not broken due to the pressure difference; the third step, the argon replacement port 26, the first gas port 213 and the second gas port 223 are simultaneously injected with argon, so that the argon fills the four storage tanks 4, the closed box body 2, the first closed glove 211 and the second closed glove 221, and the synchronous injection of argon can keep the pressure difference inside and outside the first closed glove 211 and the second closed glove 221 consistent, so that the first closed glove 211 and the second closed glove 221 are not broken due to the pressure difference, and the closed box body 2 maintains 1 to 1.1 times the external air pressure, and the inert environment in the closed box body 2 is maintained under micro-positive pressure; the second step and the third step are repeated one or two times, so that the four storage tanks 4 and the closed box body 2 are filled with argon; the fourth step, the first closed cover 212 and the second closed cover 222 are unscrewed, and the specific operation is shown in
[0031] The closed box body 2 of the embodiment directly receives the material from the magnesium hydride reaction kettle 1 under the closed and inert gas state, and can replace the storage tank 4 under the closed state through the first arm inlet 21 and the second arm inlet 22, so that the magnesium hydride particles with temperature are collected under the closed state.
Claims
1. A closed temperature discharge device for magnesium hydride powder, characterized in that, Hydromagnesium reaction kettle, closed box and first arm entrance and second arm entrance arranged on the side wall of the closed box are included; The first arm entrance is provided with a first closed glove and a first closed cover, and the first closed cover is provided with a first gas port; The second arm entrance is provided with a second closed glove and a second closed cover, and the second closed cover is provided with a second gas port; The closed box is also provided with a discharge port, a vacuum port and an argon replacement port; The hydromagnesium reaction kettle injects hydromagnesium powder into the storage tank in the closed box through the discharge pipe.
2. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 1, wherein, The discharge pipe is made of transparent material.
3. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 2, wherein, The inlet of the storage tank is screwed to the end of the discharge pipe.
4. A closed belt discharge apparatus for magnesium hydride powder according to any one of claims 1 to 3, wherein The closed box is provided with a transparent observation window for observing the end of the discharge pipe.
5. The closed belt discharge apparatus for magnesium hydride powder according to any one of claims 1 to 3, wherein The vacuum port, the first gas port and the second gas port are simultaneously vacuumized.
6. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 5, wherein, The argon replacement port, the first gas port and the second gas port are simultaneously injected with argon.
7. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 6, wherein, The closed box maintains 1 to 1.1 times of the external air pressure.
8. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 7, wherein, The storage tank is taken out from the discharge port.
9. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 7, wherein, The first closed glove and the second closed glove are made of corrosion-resistant rubber material.
10. The hydrogenated magnesium powder belt temperature closed discharge apparatus of claim 7, wherein, A plurality of storage tanks are placed in the closed box, the height of the storage tank is 20-25 cm, and the diameter of the storage tank is 10-15 cm.