Warning fence for safety reminding of agent unloading tank

Abstract

The utility model belongs to the technical field of coal tar processing, and relates to a warning fence for safety reminding of an agent unloading tank, which comprises a plurality of groups of fence units and connecting components, the adjacent fence units are connected through connecting assemblies, the multiple fence units define an annular structure, the tops of the fence units are arranged close to the center of the annular structure, the bottoms of the fence units are arranged away from the center of the annular structure, and a conical structure is formed. According to the warning fence for safety reminding of the agent unloading tank, the annular structure is defined by the multiple sets of fence units, a radiation danger area below the agent unloading tank is surrounded, people are reminded to be away from the radiation danger area, meanwhile, the fence units are arranged to be of a conical structure, external impact can be conveniently resisted, and the stability of the warning fence for safety reminding of the agent unloading tank is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal tar processing, and particularly relates to a warning fence for reminding of unloading agent tank safety. BACKGROUND

[0002] The coal tar deep processing system is composed of multiple key components, including a hydrogenation reactor, a desulfurization and denitrification device, a deoxygenation and demetallization unit, an olefin and aromatic saturation tower, and a pipeline and a receiver integrated with a nuclear source density detection system. The system performs deep processing on coal tar through a series of complex processes. First, hydrogenation reaction is performed to improve the stability of the coal tar. Then, desulfurization, denitrification, deoxygenation, and demetallization are performed in sequence to remove impurities. Finally, the chemical structure of the coal tar is improved through an olefin and aromatic saturation process.

[0003] During the deep processing of coal tar, catalysts, as key media, participate in hydrogenation reaction and other conversion processes. However, they gradually deactivate and form waste catalysts as the reaction proceeds. To safely handle these waste catalysts, the deep processing system of coal tar is equipped with a dedicated unloading agent tank for temporarily storing waste catalysts. In addition, a dosing pipeline is added to communicate with the unloading agent tank to recycle waste catalysts and improve resource utilization efficiency. To ensure accurate metering and control of waste catalysts during recycling, a nuclear density gauge is installed on the dosing pipeline below the unloading agent tank. The nuclear density gauge uses the radiation emitted by the radioactive isotope cesium 137 to penetrate the waste catalyst medium and measure the density change, thereby accurately monitoring and adjusting the flow of waste catalysts to ensure the accuracy and efficiency of recycling operations.

[0004] However, the radioactive isotope cesium 137 in the nuclear density gauge has strong radioactivity, which directly threatens the health and safety of surrounding personnel and poses a significant safety hazard. UTILITY MODEL CONTENTS

[0005] To solve the technical problem of the strong radioactivity of the radioactive isotope cesium 137 in the nuclear density gauge in the background art, which directly threatens the health and safety of surrounding personnel, the utility model provides a warning fence for reminding of unloading agent tank safety.

[0006] The warning fence for reminding of unloading agent tank safety of the utility model forms a ring structure by surrounding a plurality of fence units, encloses the radiation danger zone, and reminds personnel to stay away from the radiation danger zone. At the same time, the fence units are arranged in a conical structure, which is convenient for resisting external impact and improves the stability of the warning fence for reminding of unloading agent tank safety.

[0007] To solve the above technical problems, the utility model provides the following technical scheme:

[0008] A warning fence for reminding the safety of a dose unloading tank, a range of S from the dose unloading tank is a radiation danger zone, the warning fence for reminding the safety of the dose unloading tank is used for surrounding the radiation danger zone; the warning fence for reminding the safety of the dose unloading tank comprises a plurality of groups of fence units and connecting assemblies; adjacent fence units are connected through connecting assemblies, a plurality of groups of the fence units are enclosed to form a ring structure, the top of the fence unit is arranged close to the center of the ring structure, and the bottom of the fence unit is arranged away from the center of the ring structure.

[0009] In a specific implementable scheme, the ratio of the diameter of the dose unloading tank outlet to the diameter of the ring structure ranges from 1: (500-1000).

[0010] In a specific implementable scheme, S is not less than 3 meters; the distance between the end of the fence unit close to the dose unloading tank and the outlet of the dose unloading tank ranges from 2-2.5 meters.

[0011] In a specific implementable scheme, the fence unit comprises a first support column, a second support column and a first crossbar; the first support column and the second support column are both arranged on the ground, and the first support column and the second support column are arranged in parallel with each other; when two adjacent fence units are connected, the first support column of one of the fence units is connected to the second support column of the other fence unit through a connecting assembly; and the two ends of the first crossbar are connected to the first support column and the second support column respectively.

[0012] In a specific implementable scheme, the fence unit further comprises a second crossbar; the second crossbar is arranged below the first crossbar, and the two ends of the second crossbar are connected to the first support column and the second support column respectively.

[0013] In a specific implementable scheme, the connecting assembly comprises a first connecting ring, a second connecting ring and a plug; the first connecting ring is connected to the first support column, the second connecting ring is connected to the second support column; one end of the plug is inserted into the first connecting ring of the first support column, and the other end of the plug is inserted into the second connecting ring of the adjacent second support column.

[0014] In a specific implementable scheme, the plug is a U-shaped plug rod.

[0015] In a specific implementable scheme, the inclination angle of the fence unit ranges from 15°-30°.

[0016] In a specific implementable scheme, the fence unit further comprises a first mounting seat and a second mounting seat; the first mounting seat is connected to the bottom end of the first support column; and the second mounting seat is connected to the bottom end of the second support column.

[0017] In one specific embodiment, the warning fence for reminding safety of the agent unloading tank further comprises a supporting assembly inside the annular structure; the supporting assembly comprises a column, an adjusting ring, a locking piece and a plurality of telescopic rods; the column is arranged at the center of the annular structure; the adjusting ring is sleeved on the column; the locking piece is abutted against the column through the adjusting ring; and the plurality of telescopic rods are arranged around the column, and each telescopic rod is connected with the adjusting ring at one end and connected with a first supporting column at the other end.

[0018] In summary, the utility model has the following beneficial technical effects:

[0019] 1. The warning fence for reminding safety of the agent unloading tank, by a plurality of fence units, an annular structure is formed, the radiation danger area is surrounded, and personnel are reminded to keep away from the radiation danger area; meanwhile, the fence units are arranged in a conical structure, external impact is resisted, and the stability of the warning fence for reminding safety of the agent unloading tank is improved.

[0020] 2. The warning fence for reminding safety of the agent unloading tank, the connecting assembly is arranged, the first connecting ring, the second connecting ring and the plug-in part are used, and the connection between adjacent fence units is facilitated. Preferably, the plug-in part is arranged as a U-shaped plug-in part, the U-shaped plug-in part is convenient to disassemble and install, and the installation efficiency and the maintenance efficiency of the warning fence for reminding safety of the agent unloading tank are improved.

[0021] 3. The warning fence for reminding safety of the agent unloading tank, the supporting assembly is arranged, the plurality of fence units are supported from the inside of the annular structure, the overall stability of the plurality of fence units is improved, the position of the adjusting ring on the column is adjusted, the overall height and the inclination angle of the fence units are adjusted, and the length of each telescopic rod is adjusted, so that the stable support of the supporting assembly on the plurality of fence units is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic view of the overall structure of the warning fence for reminding safety of the agent unloading tank.

[0023] Figure 2 It is Figure 1 the enlarged view of A part in figure

[0024] Figure 3 It is a plan view of the warning fence for reminding safety of the agent unloading tank.

[0025] Explanation of reference signs: 1, fence unit; 11, first support column; 12, second support column; 13, first cross bar; 14, second cross bar; 15, first mounting seat; 16, second mounting seat; 2, connecting assembly; 21, first connecting ring; 22, second connecting ring; 23, plug-in part; 3, agent unloading tank; 4, agent adding pipeline; 5, support assembly; 51, stand column; 52, telescopic rod; 53, adjusting ring. DETAILED DESCRIPTION

[0026] The technical scheme of the utility model will be further explained and described below in combination with the drawings and embodiments, but the utility model is not limited to the following described embodiments.

[0027] Reference Figure 1 A warning fence for reminding safety of agent unloading tank, comprising: a plurality of fence units 1 and connecting assemblies 2. The range of S from the agent unloading tank 3 is a radiation danger zone, and the warning fence for reminding safety of agent unloading tank is used for surrounding the radiation danger zone to remind personnel to keep away from the radiation danger zone; adjacent fence units 1 are connected through connecting assemblies 2, a plurality of fence units 1 are surrounded to form a ring structure, the top of the fence unit 1 is arranged close to the center of the ring structure, the bottom of the fence unit 1 is arranged away from the center of the ring structure, and a structure with a longitudinal section in a conical shape is formed; the fence unit 1 is located directly below the agent unloading tank 3 in a coal tar processing system, and the agent unloading tank 3 is used for storing waste catalyst generated in a coal tar deep treatment process; an agent adding pipeline 4 is connected to the bottom of the agent unloading tank 3, the agent adding pipeline 4 is horizontally arranged, and the distance between the lowest part of the agent adding pipeline 4 and the highest part of the fence unit 1 is 2.3 meters; the waste catalyst discharged from the agent unloading tank 3 is discharged to the agent adding pipeline 4, and the agent adding pipeline 4 is used for subsequent recycling and treatment of the waste catalyst; a nuclear density meter is arranged on the agent adding pipeline 4 at the bottom of the agent unloading tank 3, and the unloading condition in a unit time is judged according to the density measured by the nuclear density meter.

[0028] In the utility model, the fence unit 1 can be arranged as four groups, six groups or eight groups, and the proper number of fence units 1 can be arranged to achieve the setting mode of surrounding the radiation danger zone.

[0029] In the utility model, the ratio range of the outlet diameter of the agent unloading tank 3 to the diameter of the ring structure is 1:(500-1000). Specifically, the ratio of the outlet diameter of the agent unloading tank 3 to the diameter of the ring structure can be 1:500, 1:700 or 1:1000, and the ratio of the outlet diameter of the agent unloading tank 3 to the diameter of the ring structure is set to a proper value, so that the ring structure can surround the radiation danger zone.

[0030] The distance between the one end of the fence unit 1 close to the agent discharging tank 3 and the bottom of the agent discharging tank 3 is 2-2.5 meters; and S is not less than 3 meters. Specifically, the distance between the one end of the fence unit 1 close to the agent discharging tank 3 and the outlet of the agent discharging tank 3 can be 2 meters, 2.3 meters or 2.5 meters, and the distance between the one end of the fence unit 1 close to the agent discharging tank 3 and the bottom of the agent discharging tank 3 is appropriately set, so that the setting mode that the fence unit 1 blocks the personnel and avoids the interference between the fence unit 1 and the agent adding pipeline 4 can be realized.

[0031] In the utility model, the inclination angle range of the fence unit 1 is 15°-30°. Specifically, the inclination angle of the fence unit 1 can be 15°, 20° or 30°, and the setting mode that the fence unit 1 is set with an appropriate inclination angle to improve the stability of the fence unit 1 can be realized.

[0032] Referring to Figure 1 and Figure 2 , the fence unit 1 comprises a first support column 11, a second support column 12 and a first cross rod 13. The first support column 11 and the second support column 12 are arranged on the ground and are arranged in parallel with each other; when two adjacent fence units 1 are connected, the first support column 11 of one of the fence units 1 is connected to the second support column 12 of the other fence unit 1 through the connecting assembly 2; and the first cross rod 13 is connected to the first support column 11 and the second support column 12 at both ends.

[0033] Referring to Figure 1 and Figure 2 , the connecting assembly 2 comprises a first connecting ring 21, a second connecting ring 22 and a plug-in part 23. The first connecting ring 21 is connected to the first support column 11, the second connecting ring 22 is connected to the second support column 12; one end of the plug-in part 23 is inserted into the first connecting ring 21 of the first support column 11, and the other end is inserted into the second connecting ring 22 of the adjacent second support column 12. In the utility model, the plug-in part 23 can be a straight rod-shaped plug-in part 23, a U-shaped plug-in part 23 or the like, and the setting mode that the adjacent two fence units 1 are connected through the plug-in part 23 can be realized.

[0034] Referring to Figure 1 and Figure 2The fence unit 1 further comprises a first mounting seat 15 and a second mounting seat 16. The first mounting seat 15 is connected with the bottom end of the first supporting column 11; and the second mounting seat 16 is connected with the bottom end of the second supporting column 12. Specifically, the first mounting seat 15 comprises a bottom, a clamping part and a locking bolt. The clamping part is connected with the bottom, and the bottom is in a trapezoidal shape in the longitudinal section; the clamping part forms a clamping cavity for the first supporting column 11 to be inserted; and the locking bolt is connected with the clamping part and extends into the clamping cavity to abut against the first supporting column 11. By adjusting the depth of the first supporting column 11 inserted into the clamping cavity, the height of the fence unit 1 can be adjusted according to the actual situation by the operator. The second mounting seat 16 has the same structure as the first mounting seat 15.

[0035] Embodiment 1

[0036] With reference to Figure 1 In this embodiment, the eight fence units 1 form an octagonal structure in the cross section, which improves the stability of the warning fence for reminding the safety of the agent unloading tank. Meanwhile, the eight fence units 1 enclose a larger internal space, which improves the land utilization rate.

[0037] In this embodiment, the eight fence units 1 form an octagonal structure in the cross section, which improves the stability of the warning fence for reminding the safety of the agent unloading tank. Meanwhile, the eight fence units 1 enclose a larger internal space, which improves the land utilization rate.

[0038] Embodiment 2

[0039] With reference to Figure 1 In this embodiment, the warning fence for reminding the safety of the agent unloading tank has a ratio of the diameter of the outlet of the agent unloading tank 3 to the diameter of the annular structure of 1:500. Specifically, in this embodiment, the diameter of the outlet of the agent unloading tank 3 is 0.08 meters, and the diameter of the annular structure is 4 meters.

[0040] Embodiment 3

[0041] With reference to Figure 1 In this embodiment, the warning fence for reminding the safety of the agent unloading tank has a distance of 2.3 meters between the end of the fence unit 1 close to the agent unloading tank 3 and the bottom of the agent unloading tank 3.

[0042] In this embodiment, the distance between the end of the fence unit 1 close to the agent unloading tank 3 and the bottom of the agent unloading tank 3 is 2.3 meters, which avoids the interference between the fence unit 1 and the agent adding pipeline 4.

[0043] Embodiment 4

[0044] With reference to Figure 1 and Figure 2 In this embodiment, the warning fence for reminding the safety of the agent unloading tank further comprises a second cross rod 14. The second cross rod 14 is located below the first cross rod 13, and the two ends of the second cross rod 14 are connected with the first supporting column 11 and the second supporting column 12, respectively.

[0045] In this embodiment, the second cross bar 14 cooperates with the first cross bar 13 to improve the stability of the enclosure unit 1 and reduce the risk of deformation of the enclosure unit 1 due to the external environment.

[0046] Example 5:

[0047] Reference Figure 1 and Figure 2 In this embodiment, the warning fence for the safety reminder of the unloading tank is based on the third embodiment, and the enclosure unit 1 further includes a diagonal brace. The diagonal brace is located between the first crossbar 13 and the second crossbar 14, and its ends are respectively connected to the first support column 11 and the second support column 12; one end of the diagonal brace is located near the first crossbar 13, and the other end is located near the second crossbar 14.

[0048] In this embodiment, the diagonal brace, the first cross bar 13 and the second cross bar 14 cooperate with each other to further improve the stability of the enclosure unit 1.

[0049] Example 6:

[0050] Reference Figure 1 and Figure 2 In this embodiment, the warning fence for safety reminder of the agent tank unloading is used, and the connector 23 is a U-shaped plug rod.

[0051] In this embodiment, the contact area between the U-shaped connector 23 and the first support column 11 and the second support column 12 is large, which improves the connection stability between adjacent enclosure units 1. At the same time, the U-shaped connector 23 is easy to disassemble and install, which improves the installation efficiency and maintenance efficiency of the warning fence for safety reminder of the agent unloading tank.

[0052] Example 7:

[0053] Reference Figure 1 In this embodiment, the warning fence for safety reminder of the unloading tank has an inclination angle of 30° for the enclosure unit 1.

[0054] In this embodiment, the inclination angle of the enclosure unit 1 is 30°, so that the enclosure unit 1 will neither excessively block the line of sight nor leave the line of sight completely unobstructed. This helps operators to clearly observe parts of the coal tar processing system without being directly exposed to the risk of waste catalyst, facilitating monitoring and operation.

[0055] Example 8:

[0056] Reference Figure 1 、 Figure 2 and Figure 3The support assembly 5 comprises a stand 51, an adjusting ring 53, a locking piece and a plurality of telescopic rods 52. The stand 51 is located at the center of the ring structure, and the stand 51 is connected with the ground through expansion screws; the adjusting ring 53 is sleeved on the stand 51, and the adjusting ring 53 can axially slide along the stand 51; the locking piece is abutted with the stand 51 through the adjusting ring 53, and in the embodiment, the locking piece is a bolt; the plurality of telescopic rods 52 are arranged around the stand 51, and each telescopic rod 52 is fixedly connected with the adjusting ring 53 at one end and connected with the middle segment of one first support column 11 at the other end. Specifically, the end of the telescopic rod 52 away from the stand 51 is provided with a plug-in block, and the middle segment of the first support column 11 is provided with a plug-in groove matched with the plug-in block.

[0057] In the embodiment, the plurality of fence units 1 are supported from the inside of the ring structure through the support assembly 5, so as to improve the overall stability of the plurality of fence units 1 connected; the overall height and the inclination angle of the fence unit 1 are adjusted by adjusting the position of the adjusting ring 53 on the stand 51; and the stable support of the support assembly 5 on the plurality of fence units 1 is ensured by adjusting the length of each telescopic rod 52.

[0058] The assembling principle of the warning fence for reminding the safety of the unloading agent tank is as follows: the locking piece is adjusted, so that the adjusting ring 53 can axially slide along the stand 51; the plug-in block on the telescopic rod 52 is inserted into the plug-in groove formed in the middle segment of the first support column 11, one telescopic rod 52 corresponds to one first support column 11, and the telescopic rod 52 is a threaded telescopic rod; the plurality of fence units 1 are connected in sequence through the connecting assembly 2, so as to form a ring structure; the adjusting ring 53 is adjusted, so that the fence unit 1 has a proper inclination angle, and finally the adjusting ring 53 is fixed on the stand 51 through the locking piece, and the assembling of the warning fence for reminding the safety of the unloading agent tank is completed.

[0059] The above are preferred embodiments of the utility model, and do not limit the protection scope of the utility model, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A warning fence for reminding of safety of a drum unloading, characterized by: The distance from the unloading tank (3) to S is within the range of the radiation danger zone, and the unloading tank safety warning fence is used to surround the radiation danger zone; The unloading tank safety warning fence comprises a plurality of groups of fence units (1) and connecting assemblies (2); Adjacent fence units (1) are connected by connecting assemblies (2), and a plurality of groups of fence units (1) are enclosed to form a ring structure, the top of the fence unit (1) is arranged close to the center of the ring structure, and the bottom of the fence unit (1) is arranged away from the center of the ring structure.

2. The warning fence for a safety reminder of a drain tank according to claim 1, characterized by: The ratio of the outlet diameter of the unloading tank (3) to the diameter of the ring structure is within the range of 1:(500-1000).

3. The warning fence for a safety reminder of a drain tank according to claim 1, characterized by: S is not less than 3 meters; The distance between the end of the fence unit (1) close to the unloading tank (3) and the outlet of the unloading tank (3) is within the range of 2-2.5 meters.

4. The warning fence for a safety reminder of a drain tank according to claim 1, wherein: The fence unit (1) comprises a first support column (11), a second support column (12) and a first cross bar (13); The first support column (11) and the second support column (12) are both arranged on the ground, and the first support column (11) and the second support column are arranged in parallel with each other; When two adjacent fence units (1) are connected, the first support column (11) of one of the fence units (1) is connected to the second support column (12) of the other fence unit (1) through the connecting assembly (2); The first cross bar (13) is connected to the first support column (11) and the second support column (12) at both ends thereof.

5. The warning fence for a safety reminder of a drain tank according to claim 4, characterized by: The fence unit (1) further comprises a second cross bar (14); The second cross bar (14) is located below the first cross bar (13), and the second cross bar (14) is connected to the first support column (11) and the second support column (12) at both ends thereof.

6. The warning fence for a safety reminder of a drain tank according to claim 4, wherein: The connecting assembly (2) comprises a first connecting ring (21), a second connecting ring (22) and a plug-in piece (23); The first connecting ring (21) is connected to the first support column (11), and the second connecting ring (22) is connected to the second support column (12); One end of the plug-in piece (23) is inserted into the first connecting ring (21) of the first support column (11), and the other end is inserted into the second connecting ring (22) of the adjacent second support column (12).

7. The warning fence for a safety reminder of a drain tank according to claim 6, characterized by: The plug-in piece (23) is a U-shaped plug-in rod.

8. The warning fence for a safety reminder of a drain tank according to claim 1, wherein: The inclination angle of the fence unit (1) is within the range of 15°-30°.

9. The warning fence for a safety reminder of a drain tank according to claim 4, wherein: The fence unit (1) further comprises a first mounting seat (15) and a second mounting seat (16); The first mounting seat (15) is connected to the bottom end of the first support column (11); The second mounting seat (16) is connected to the bottom end of the second support column (12).

10. The warning fence for safety reminder of a drain tank according to claim 4, characterized in that: The unloading tank safety warning fence further comprises a support assembly (5) located inside the ring structure; The support assembly (5) comprises a stand column (51), an adjusting ring (53), a locking piece and a plurality of telescopic rods (52); The stand column (51) is arranged at the center of the ring structure; The adjusting ring (53) is sleeved on the stand column (51); The locking piece is tightly arranged through the adjusting ring (53) and the stand column (51); A plurality of the telescopic rods (52) are arranged around the stand column (51), and each of the telescopic rods (52) is connected with the adjusting ring (53) at one end and connected with one first support column (11) at the other end.

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