Emergency device for chemical production safety
By introducing stirring and filtration components into the emergency equipment for chemical production, the problem of pollutant gas accumulation has been solved, ensuring the safety and effective purification of the equipment, and guaranteeing the health of operators and the integrity of the equipment.
Patent Information
- Application Number
- CN202520356748.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-03
- Publication Date
- 2026-01-13
- Estimated Expiration
- 2035-03-03
AI Technical Summary
In existing emergency response systems for chemical production, polluting gases contained within contaminated chemicals cannot be effectively purified, leading to the accumulation of harmful gases, endangering the health of operators, and corroding equipment.
An emergency device was designed, comprising a stirring component, a filtering component, and a limiting component. The stirring component ensures that the soapy water is stirred evenly, the filtering component uses an activated carbon plate to purify the gas, and the limiting component prevents the water storage tank from sliding, thus ensuring ventilation and safety inside the device.
It effectively purifies residual gases, prevents the accumulation of harmful gases, reduces safety hazards, improves stirring efficiency, and ensures the safety of operators and the integrity of the equipment.
Smart Images

Figure CN223788228U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of chemical production emergency treatment, specifically points to a kind of emergency device for chemical production safety. BACKGROUND
[0002] In the process of chemical production, operating personnel need to often deal with various toxic and harmful chemicals, which can easily directly contact the polluting chemicals and cause physical damage. Soap water is often used to respond to first aid measures in chemical production. The soap water can be used to rinse the skin after contacting chemicals, which is an emergency measure in chemical production. The existing soap water is placed in the safety emergency cabinet of chemical plant for easy use by workers.
[0003] The existing Chinese public patent (authorized announcement number: CN219112338U) mentioned a kind of emergency cabinet for chemical production safety, including cabinet, several hinges, several supporting legs and box door, the several supporting legs are installed in the lower wall of the cabinet, the box door is installed on the cabinet by the several hinges, the cabinet is installed with cleaning liquid discharge structure;The utility model relates to the technical field of chemical safety, the beneficial effect of the case is: the case is provided with cleaning liquid discharge structure, the physiological saline tank and the second drain pipe are arranged on the fixing frame in the cleaning liquid discharge structure, the physiological saline in the physiological saline tank can be used for flushing, the practicability of the whole is increased, and the water storage tank is blocked and fixed by a pair of clamping plates in the liquid discharge assembly. When replacing, pull the moving block to move the clamping plate, so that the pair of clamping plates do not block the water storage tank. Then pull out the water storage tank, pour out the waste liquid in the water storage tank.
[0004] In the above document, the cleaning liquid discharge structure can be used to flush with physiological saline, which increases the practicability of the emergency device. However, after the user washes his hands with soap water or physiological saline, the soap water or physiological saline containing contaminated chemicals will be collected in the water storage tank and then poured out when it is full. However, during this period, the contaminated gas contained in the contaminated chemicals will continue to stay inside the emergency device and accumulate without purification, which may cause the operator to be harmed by harmful gas when opening the cabinet door next time, and may also cause corrosion or damage to the equipment and materials in the device, greatly increasing the safety hazard. Therefore, the present application provides an emergency device for chemical production safety. UTILITY MODEL CONTENTS
[0005] The purpose of the present application is to solve the problem that the contaminated gas contained in the contaminated chemicals will continue to stay inside the emergency device and accumulate without purification. The present application provides an emergency device for chemical production safety.
[0006] The application specifically adopts the following technical scheme to achieve the above-mentioned purpose.
[0007] An emergency device for chemical production safety, comprising a cabinet body, a cabinet door symmetrically hinged on one side of the cabinet body, a fixed plate fixedly connected inside the cabinet body, a plurality of placement plates uniformly fixedly connected on one side of the fixed plate, a soap water tank fixedly connected inside the cabinet body, a liquid inlet pipe fixedly connected through one side of the soap water tank, a discharge pipe fixedly connected through the bottom of the soap water tank, a liquid outlet fixedly connected at the bottom of the discharge pipe, a switch arranged on one side of the liquid outlet, a fixed frame fixedly connected inside the cabinet body, a filter plate fixedly connected inside the fixed frame, a water storage tank slidingly arranged inside the fixed frame, a controller fixedly connected on one side of the fixed plate, a stirring assembly installed inside the soap water tank, a filtering assembly installed on the top of the cabinet body, the filtering assembly comprising an air outlet pipe fixedly connected through the top of the cabinet body, a blocking block fixedly connected on the top of the cabinet body, one end of the air outlet pipe located inside the blocking block, a connecting plate slidingly connected inside the blocking block, an activated carbon plate clamped inside the connecting plate, and a limiting assembly symmetrically installed on one side of the fixed frame.
[0008] Preferably, the stirring assembly comprises a motor one fixedly connected on the top of the cabinet body, a stirring shaft one fixedly connected at the output end of the motor one, the stirring shaft one rotatingly connected through the inside of the soap water tank, a plurality of stirring blades one uniformly fixedly connected on the stirring shaft one, the plurality of stirring blades one located inside the soap water tank, and the motor one electrically connected with the controller.
[0009] Preferably, a gear one rotatingly connected on the top of the soap water tank is fixedly connected on the outer wall of the stirring shaft one, a gear two symmetrically rotatingly connected on the top of the soap water tank, the two gear two meshingly connected with the gear one, a stirring shaft two fixedly connected at the bottom of the two gear two, and a plurality of stirring blades two uniformly fixedly connected on the two stirring shaft two, the plurality of stirring blades two located inside the soap water tank.
[0010] Preferably, the plurality of stirring blades two and the plurality of stirring blades one are staggered with each other.
[0011] Preferably, a transparent plate fixedly connected on one side of the soap water tank.
[0012] Preferably, a sliding groove formed on both sides of the inside of the blocking block, a sliding block fixedly connected on both sides of the connecting plate, the sliding block slidingly connected in the sliding groove, a spring one fixedly connected on both ends of the sliding block, and the spring one fixedly connected with the inner wall of the sliding groove away from the sliding block.
[0013] Preferably, the inside of the blocking block is rotatably connected with a rotating shaft, one side of the blocking block is fixedly connected with a second motor, the output end of the second motor is fixedly connected with one end of the rotating shaft, the rotating shaft is fixedly connected with a cam in a symmetrical manner, the protruding end of the cam is ablatable with the bottom of the connecting plate, and the second motor is electrically connected with the controller.
[0014] Preferably, the limiting assembly comprises fixed blocks fixedly connected on one side of the fixed frame in a symmetrical manner, the inside of the fixed block is provided with a moving groove, the inside of the moving groove is slidably connected with an L-shaped block, one side of the water storage tank is fixedly connected with connecting blocks in a symmetrical manner, one side of the connecting block is provided with an insertion slot with the same size as one end of the L-shaped block, one end of the L-shaped block is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the inner wall of the fixed block.
[0015] To sum up, the present application has at least one of the following beneficial effects.
[0016] 1、The present application, the residual chemical produces pollution gas, will gradually enter the blocking block through the air outlet pipe, then these gases will be purified and filtered through the activated carbon plate and discharged from the inside of the cabinet, so that the inside of the cabinet can always maintain a good ventilation environment, effectively prevent the accumulation of harmful gas, reduce the damage to the operating personnel next time, and reduce the corrosion or damage to the equipment and materials in the device, greatly reduce the safety hidden trouble.
[0017] 2、The present application, the rotation of the gear one will drive the gear two, the stirring shaft two and the stirring blade two to rotate, so that the plurality of stirring blades one and the stirring blades two rotate in the soap water tank, effectively and uniformly stir the inside of the soap water tank, greatly improve the stirring efficiency, make the soap particles precipitated to the bottom of the tank again with water, effectively improve the cleaning effect of soap water, and better wash off the chemical products on the hands. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a schematic view of the three-dimensional structure of the device body in the present application.
[0019] Figure 2 It is a schematic view of the internal structure of the stirring assembly in the present application.
[0020] Figure 3 It is a schematic view of the internal structure of the filtering assembly in the present application.
[0021] Figure 4 It is a schematic view of the three-dimensional structure of the limiting assembly in the present application.
[0022] BRIEF DESCRIPTION OF DRAWINGS
[0023] 1, cabinet; 2, cabinet door; 3, fixed plate; 4, placing plate; 5, soap water tank; 6, liquid inlet pipe; 7, discharge pipe; 8, liquid outlet; 9, switch; 10, fixed frame; 11, filter plate; 12, water storage tank; 13, controller; 14, motor one; 15, stirring shaft one; 16, stirring blade one; 17, gear one; 18, gear two; 19, stirring shaft two; 20, stirring blade two; 21, transparent plate; 22, air outlet pipe; 23, blocking block; 24, connecting plate; 25, activated carbon plate; 26, chute; 27, sliding block; 28, spring one; 29, rotating shaft; 30, motor two; 31, cam; 32, fixed block; 33, moving groove; 34, L-shaped block; 35, connecting block; 36, spring two. DETAILED DESCRIPTION
[0024] The following will be described in detail in combination with the accompanying Figures 1-4 The technical solutions in the embodiments of the present application are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0025] The embodiments of the present application disclose an emergency device for chemical production safety.
[0026] Referring to Figure 1 , Figure 2 and Figure 3 , an emergency device for chemical production safety, comprising a cabinet 1, the cabinet 1 is symmetrically hinged with a cabinet door 2 on one side, the inside of the cabinet 1 is fixedly connected with a fixed plate 3, a plurality of placing plates 4 are uniformly fixedly connected on one side of the fixed plate 3, a soap water tank 5 is fixedly connected in the inside of the cabinet 1, a liquid inlet pipe 6 is fixedly connected through one side of the soap water tank 5, a discharge pipe 7 is fixedly connected through the bottom of the soap water tank 5, a liquid outlet 8 is fixedly connected at the bottom of the discharge pipe 7, a switch 9 is arranged on one side of the liquid outlet 8, a fixed frame 10 is fixedly connected in the inside of the cabinet 1, a filter plate 11 is fixedly connected in the inside of the fixed frame 10, a water storage tank 12 is slidingly arranged in the inside of the fixed frame 10, a controller 13 is fixedly connected on one side of the fixed plate 3, a stirring assembly is installed in the inside of the soap water tank 5, a filtering assembly is installed on the top of the cabinet 1, the filtering assembly comprises an air outlet pipe 22 fixedly connected through the top of the cabinet 1, a blocking block 23 is fixedly connected on the top of the cabinet 1, one end of the air outlet pipe 22 is located in the inside of the blocking block 23, a connecting plate 24 is slidingly connected in the inside of the blocking block 23, an activated carbon plate 25 is clamped in the inside of the connecting plate 24, a limiting assembly is symmetrically installed on one side of the fixed frame 10, a transparent plate 21 is fixedly connected on one side of the soap water tank 5.
[0027] In use, first through the controller 13 to start the stirring assembly operation, through the stirring assembly can be uniform stirring inside the soap water tank 5 soap water, so that the particles of soap precipitated to the bottom of the water again with the integration of effective improve the cleaning effect of soap water, better to wash off the chemical products on the hands, at this time can open the switch 9 to guide the flow of the stirring soap water through the discharge pipe 7 and liquid outlet 8 out of the chemical on the hands, then with the soap water will be filtered through the filter plate 11 after the influx of the inside of the water tank 12, and wait for the end of the flush, can close the switch 9 and through the placement of some protective supplies on the placement plate 4 to carry on the subsequent processing, then close the cabinet door 2 complete the whole emergency processing, and at this time the sewage in the water tank 12 residual chemical may continue to spread pollution gas, these pollution gas will eventually through the air outlet pipe 22 gradually to the blocking block 23 inside, then these gases will be purified through the activated carbon plate 25 after the discharge from the inside of the cabinet 1, so that the inside of the cabinet 1 can always keep good ventilation environment, effectively prevent the accumulation of harmful gas, reduce the next use of the operating personnel caused by damage, and reduce the corrosion or damage to the equipment and materials in the device, greatly reduce the security risks, secondly, when the capacity of the water tank 12 reaches saturation, the limiting assembly can be removed to intercept the water tank 12, so as to take out the water tank 12 and pour out the sewage, and then reinsert the water tank 12 through the limiting assembly to intercept the water tank 12, to prevent the water tank 12 from sliding during use.
[0028] Referring to Figure 1 And Figure 2 The stirring assembly comprises a motor one 14 fixedly connected to the top of the cabinet 1, the output end of the motor one 14 is fixedly connected with a stirring shaft one 15, the stirring shaft one 15 penetrates through and is rotatably connected inside the soap water tank 5, a plurality of stirring blades one 16 are uniformly fixedly connected on the stirring shaft one 15, the plurality of stirring blades one 16 are located inside the soap water tank 5, and the motor one 14 is electrically connected with the controller 13.
[0029] Secondly, the top of the soap water tank 5 is rotatably connected with a gear one 17, the gear one 17 is fixedly connected to the outer wall of the stirring shaft one 15, the top of the soap water tank 5 is rotatably connected with a gear two 18, the two gear two 18 are meshingly connected with the gear one 17, the bottom of the two gear two 18 are fixedly connected with a stirring shaft two 19, a plurality of stirring blades two 20 are uniformly fixedly connected on the two stirring shaft two 19, the plurality of stirring blades two 20 are located inside the soap water tank 5, and the plurality of stirring blades two 20 and the plurality of stirring blades one 16 are interlaced.
[0030] In use, first by the controller 13 start motor 14 to drive the stirring shaft 15 and stirring blade 16 rotation, and with the rotation of the stirring shaft 15 will be together with the gear 17 rotation, because the gear 17 and two gear 18 meshing, so through the gear 17 will be together with gear 18, stirring shaft 19 and stirring blade 20 rotation, through a plurality of stirring blade 16 and stirring blade 20 of mutual cooperation, can effectively on the soap water tank 5 inside uniform stirring, so that the soap particles precipitated to the bottom of the tank with water again, effectively improve the cleaning effect of soap water, better flush away the chemical products on the hands.
[0031] Referring to Figure 1 And Figure 3 The inside of the blocking block 23 is provided with a sliding groove 26 on both sides, and the two sides of the connecting plate 24 are fixedly connected with a sliding block 27, which is slidingly connected in the sliding groove 26. The upper and lower ends of the sliding block 27 are fixedly connected with a spring 28, and the end away from the sliding block 27 is fixedly connected with the inner wall of the sliding groove 26.
[0032] Secondly, the inside of the blocking block 23 is rotatably connected with a rotating shaft 29, and one side of the blocking block 23 is fixedly connected with a motor 30. The output end of the motor 30 is fixedly connected with one end of the rotating shaft 29. The rotating shaft 29 is fixedly connected with a cam 31 symmetrically. The protruding end of the cam 31 can be attached to the bottom of the connecting plate 24. The motor 30 is electrically connected with the controller 13.
[0033] In use, the motor 30 can drive the rotating shaft 29 and the cam 31 to rotate continuously, so that the protruding end of the cam 31 can intermittently impact the bottom of the connecting plate 24. When the connecting plate 24 is impacted, it will drive the sliding block 27 to slide back and forth in the sliding groove 26 and squeeze the spring 28 to shrink. Therefore, when the protruding end of the cam 31 is away from the bottom of the connecting plate 24, according to the rebound of the spring 28, it will drive the connecting plate 24 and the activated carbon plate 25 to vibrate in the blocking block 23. This can help the particles in the activated carbon plate 25 to separate more effectively, thereby improving the filtering efficiency. At the same time, the adsorbed substances in the activated carbon plate 25 can be more evenly distributed by shaking, avoiding local supersaturation, making the adsorption and filtration process more uniform and efficient.
[0034] Referring to Figure 1 And Figure 4 The limiting assembly comprises a fixed block 32 fixedly connected on one side of the fixed frame 10, a moving slot 33 is formed in the inside of the fixed block 32, an L-shaped block 34 is slidingly connected in the inside of the moving slot 33, a connecting block 35 is fixedly connected on one side of the water storage tank 12, a slot is formed in one side of the connecting block 35, the size of the slot is consistent with one end of the L-shaped block 34, a spring 36 is fixedly connected with one end of the L-shaped block 34, and the other end of the spring 36 is fixedly connected with the inner wall of the fixed block 32.
[0035] In use, two L-shaped blocks 34 can be pulled away from each other with both hands to pull one end of the L-shaped block 34 out of the slot on one side of the connecting block 35, at which time the water storage tank 12 can be taken out to pour out the sewage, and then the water storage tank 12 is inserted back and the L-shaped block 34 is loosened, at which time the spring 36 will drive the L-shaped block 34 to re-enter the slot to intercept the position of the water storage tank 12, preventing the water storage tank 12 from sliding during use. Deviation, resulting in sewage leakage.
[0036] The implementation principle of the emergency device for chemical production safety is: in use, first, the controller 13 starts the motor 14 to drive the stirring shaft 15 and the stirring blade 16 to rotate, and the stirring shaft 15 rotates to drive the gear 17 to rotate. Because the gear 17 is engaged with the two gears 18, the gear 17 drives the gears 18, the stirring shaft 19 and the stirring blade 20 to rotate together. Through the cooperation of the plurality of stirring blades 16 and 20, the inside of the soap water tank 5 can be effectively and uniformly stirred, so that the soap particles deposited at the bottom of the tank are mixed with water again, effectively improving the cleaning effect of the soap water, and better washing the chemical products on the hands. At this time, the switch 9 can be opened to guide the stirred soap water to flow out through the discharge pipe 7 and the liquid outlet 8 to wash the chemical products adhering to the hands, and then the soap water containing the chemical products is filtered by the filter plate 11 and flows into the inside of the water storage tank 12. After the washing is completed, the switch 9 is closed and some protective supplies placed on the placing plate 4 are used for subsequent processing, and then the cabinet door 2 is closed to complete the entire emergency treatment.
[0037] At this time, the residual chemicals in the sewage in the water storage tank 12 can continue to emit contaminated gas, which will eventually be gradually discharged into the blocking block 23 through the air outlet pipe 22, and then the gas will be purified and filtered through the activated carbon plate 25 and discharged from the cabinet 1, so that the cabinet 1 can always maintain a good ventilation environment, effectively prevent the accumulation of harmful gas, reduce the damage to the operator next time, and reduce the corrosion or damage to the equipment and materials in the device, greatly reduce the safety hazard, and start motor two 30 can drive the rotating shaft 29 and cam 31 to continue to rotate, so that the protruding end of the cam 31 can intermittently impact the bottom of the connecting plate 24, so that the connecting plate 24 is impacted, the sliding block 27 is reciprocatingly slid in the sliding groove 26 and the spring one 28 is contracted, so when the protruding end of the cam 31 is away from the bottom of the connecting plate 24, according to the rebound of the spring one 28, the connecting plate 24 and the activated carbon plate 25 are shaken in the blocking block 23, so that the particles in the activated carbon plate 25 can be more effectively separated, thereby improving the filtering efficiency, and the adsorbed material in the activated carbon plate 25 can be more evenly distributed by shaking, avoiding local supersaturation, so that the adsorption and filtration process is more uniform and efficient, and secondly, when the capacity of the water storage tank 12 reaches saturation, the limiting assembly can be used to remove the interception of the water storage tank 12, so as to take out the water storage tank 12 and pour out the sewage, and then re-insert the water storage tank 12 through the limiting assembly to intercept the water storage tank 12, prevent the water storage tank 12 from sliding and offsetting during use, and cause sewage leakage.
[0038] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments but can be implemented in other embodiments without departing from the spirit or essential characteristics of the application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No limitation is intended to the scope of the claims with respect to any embodiment illustrated.
Claims
1. An emergency device for chemical production safety, comprising a cabinet body (1), characterized in that: The cabinet (1) is symmetrically hinged on one side of the cabinet door (2), the inside of the cabinet (1) is fixedly connected with the fixed plate (3), the fixed plate (3) is uniformly fixedly connected with a plurality of placing plates (4) on one side, the inside of the cabinet (1) is fixedly connected with the soap water tank (5), the soap water tank (5) is fixedly connected with the liquid inlet pipe (6) on one side, the bottom of the soap water tank (5) is fixedly connected with the liquid outlet pipe (7), the bottom of the liquid outlet pipe (7) is fixedly connected with the liquid outlet (8), the liquid outlet (8) is provided with a switch (9) on one side, the inside of the cabinet (1) is fixedly connected with the fixed frame (10), the inside of the fixed frame (10) is fixedly connected with the filter plate (11), the inside of the fixed frame (10) is slidably provided with the water storage tank (12), one side of the fixed plate (3) is fixedly connected with the controller (13), the inside of the soap water tank (5) is provided with a stirring assembly, the top of the cabinet (1) is provided with a filtering assembly, the filtering assembly comprises an air outlet pipe (22) fixedly connected on the top of the cabinet (1), the top of the cabinet (1) is fixedly connected with the blocking block (23), one end of the air outlet pipe (22) is located in the inside of the blocking block (23), the inside of the blocking block (23) is slidably connected with the connecting plate (24), the inside of the connecting plate (24) is clamped with the activated carbon plate (25), one side of the fixed frame (10) is symmetrically provided with a limiting assembly.
2. The emergency device for safety in chemical production according to claim 1, characterized in that: The stirring assembly comprises a motor one (14) fixedly connected on the top of the cabinet (1), the output end of the motor one (14) is fixedly connected with the stirring shaft one (15), the stirring shaft one (15) is rotatably connected in the inside of the soap water tank (5), a plurality of stirring blades one (16) are uniformly fixedly connected on the stirring shaft one (15), a plurality of the stirring blades one (16) are located in the inside of the soap water tank (5), the motor one (14) is electrically connected with the controller (13).
3. The emergency device for safety in chemical production according to claim 2, characterized in that: The top of the soap water tank (5) is rotatably connected with the gear one (17), the gear one (17) is fixedly connected on the outer wall of the stirring shaft one (15), the top of the soap water tank (5) is symmetrically rotatably connected with the gear two (18), the two gear two (18) are meshingly connected with the gear one (17), the bottom of the two gear two (18) is fixedly connected with the stirring shaft two (19), a plurality of stirring blades two (20) are uniformly fixedly connected on the two stirring shaft two (19), a plurality of the stirring blades two (20) are located in the inside of the soap water tank (5).
4. The emergency device for safety of chemical production according to claim 3, characterized in that: The plurality of the stirring blades two (20) and the plurality of the stirring blades one (16) are interlaced.
5. The emergency device for safety in chemical production according to claim 1, characterized by the fact that it comprises: The soap water tank (5) is fixedly connected with the transparent plate (21) on one side.
6. The emergency device for safety in chemical production according to claim 1, characterized by the fact that it comprises: Both sides of the inside of the barrier block (23) are provided with a sliding groove (26), both sides of the connecting plate (24) are fixedly connected with a sliding block (27), the sliding block (27) is slidably connected in the sliding groove (26), both ends of the sliding block (27) are fixedly connected with a spring (28), and the spring (28) is fixedly connected with the inner wall of the sliding groove (26) away from the sliding block (27).
7. The emergency device for safety in chemical production according to claim 1, characterized by the fact that it comprises: A rotating shaft (29) penetrates through the inside of the barrier block (23) and is rotatably connected, one side of the barrier block (23) is fixedly connected with a second motor (30), the output end of the second motor (30) is fixedly connected with one end of the rotating shaft (29), the rotating shaft (29) is fixedly connected with a cam (31) in a symmetrical manner, the protruding end of the cam (31) can be attached to the bottom of the connecting plate (24), and the second motor (30) is electrically connected with the controller (13).
8. The emergency device for safety in chemical production according to claim 1, characterized by the fact that it comprises: The limiting assembly comprises a fixed block (32) fixedly connected on one side of the fixed frame (10), a moving groove (33) is formed in the inside of the fixed block (32), an L-shaped block (34) is slidably connected in the inside of the moving groove (33), a connecting block (35) is fixedly connected on one side of the water storage tank (12) in a symmetrical manner, a slot with the same size as one end of the L-shaped block (34) is formed in one side of the connecting block (35), a spring (36) is fixedly connected with one end of the L-shaped block (34), and the other end of the spring (36) is fixedly connected with the inner wall of the fixed block (32).
Citation Information
Patent Citations
Emergency cabinet for chemical safety production
CN219112338U