Chemical engineering site special analysis house

By employing threaded connections of installation components and multiple constraint designs between the lifting rings and the cabin structure in the chemical site analysis cabin, the problem of lifting ring breakage was solved, ensuring safety and cabin integrity during lifting operations.

CN224351691UActive Publication Date: 2026-06-12ANHUI PUHUI TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ANHUI PUHUI TECH CO LTD
Filing Date
2025-07-14
Publication Date
2026-06-12

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  • Figure CN224351691U_ABST
    Figure CN224351691U_ABST
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Abstract

This utility model discloses a special analytical cabin for chemical plant sites, comprising: a cabin body, lifting rings, and an installation assembly. Multiple lifting rings are respectively disposed at the four corners of the top of the cabin body. The installation assembly includes a second threaded rod fixedly connected to the top of the cabin body, with a threaded sleeve threaded onto the top of the second threaded rod. A first threaded rod is fixedly connected to the bottom of the lifting rings, and the first threaded rod is threadedly inserted into the top of the threaded sleeve. A first limiting member is provided at the top of the threaded sleeve. This utility model, through the design of the first threaded rod, second threaded rod, threaded sleeve, first limiting member, second limiting member, and third limiting member, connects the cabin body and lifting rings via the first threaded rod, second threaded rod, and threaded sleeve, and strengthens the connection between the cabin body and lifting rings through the first, second, and third limiting members. This allows for replacement of the lifting rings when damaged, preventing ring breakage.
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Description

Technical Field

[0001] This utility model relates to the field of chemical technology, and in particular to a special analysis cabin for chemical field use. Background Technology

[0002] The chemical plant site-specific analysis cabin is an explosion-proof, corrosion-resistant, sealed safety space that integrates gas detection, temperature control, and positive pressure systems. It is used to protect online analytical instruments and ensure real-time monitoring and safe data transmission in flammable and explosive environments.

[0003] When the cabin needs to be moved to the required location, it is usually moved and installed by hoisting. The hoisting is done using lifting rings on the top of the cabin, which are welded to the top. After repeated handling, the connection between the lifting rings and the metal ropes can be damaged due to friction. If this happens again, the lifting rings may break, causing the cabin to fall and break. Therefore, this solution proposes a special analytical cabin for chemical plant sites to address these problems. Utility Model Content

[0004] The purpose of this invention is to provide a special analysis cabin for chemical plants to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a special analysis cabin for chemical plants, comprising:

[0006] house body;

[0007] Hanging rings, with multiple hanging rings respectively installed at the four corners of the roof top;

[0008] The installation assembly includes a second threaded rod fixedly connected to the top of the roof, a threaded sleeve being threaded onto the top of the second threaded rod, a first threaded rod being fixedly connected to the bottom of the lifting ring, the first threaded rod being threadedly inserted into the top of the threaded sleeve, a first limiting member being provided at the top of the threaded sleeve, a second limiting member being provided at the bottom of the threaded sleeve, and a third limiting member being provided at the connection between the first threaded rod and the second threaded rod.

[0009] Preferably, the first limiting member includes a limiting ring disposed on the top of the threaded sleeve, the limiting ring being sleeved on the top of the first threaded rod.

[0010] Preferably, the second limiting member includes a blocking block disposed at the bottom of the threaded sleeve, a through groove is provided on one side of the blocking block, the second threaded rod is inserted and connected inside the through groove, and a rotating member is provided on one side of the blocking block.

[0011] Preferably, the third limiting member includes multiple positioning grooves formed on the top of the second threaded rod, and multiple positioning blocks are fixedly connected to the bottom of the first threaded rod, with the multiple positioning blocks respectively inserted into the interior of the multiple positioning grooves.

[0012] Preferably, the rotating component includes a through rod fixedly connected to the bottom of the blocking block, a limiting post fixedly connected to the bottom of the through rod, and a torsion spring provided at the bottom of the limiting post.

[0013] Preferably, a torsion cap is fixedly connected to the top of the blocking block, and the torsion cap is used to drive the blocking block to rotate.

[0014] Preferably, a fixing block is fixedly connected to the top of the roof, and a cavity is opened in the middle of the fixing block. The limiting column and the torsion spring are both inserted and connected inside the cavity, and the through rod is inserted and connected to the inner wall of the top of the cavity.

[0015] The technical effects and advantages of this utility model are as follows:

[0016] This utility model, through the design of a first threaded rod, a second threaded rod, a threaded sleeve, a first limiting member, a second limiting member, and a third limiting member, connects the roof and the lifting ring through the first threaded rod, the second threaded rod, and the threaded sleeve, and strengthens the connection between the roof and the lifting ring through the first limiting member, the second limiting member, and the third limiting member, so that the lifting ring can be replaced when damaged, and the lifting ring breakage is avoided. Attached Figure Description

[0017] Figure 1 This is a three-dimensional structural diagram of the present invention.

[0018] Figure 2 This utility model Figure 1 Enlarged structural diagram of section A.

[0019] Figure 3 This is a front cross-sectional view of the present invention.

[0020] Figure 4 This is a three-dimensional structural diagram of the blocking block of this utility model.

[0021] In the diagram: 1. Roof; 2. Lifting ring; 3. Mounting assembly; 301. Restriction ring; 302. First threaded rod; 303. Positioning block; 304. Positioning groove; 305. Threaded sleeve; 306. Second threaded rod; 307. Blocking block; 308. Insertion groove; 4. Rotating component; 401. Torsion cap; 402. Through rod; 403. Restriction post; 404. Torsion spring; 405. Fixing block; 406. Cavity. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] This utility model provides, for example Figure 1-4 The chemical on-site analysis cabin shown includes:

[0024] House 1;

[0025] Hanging ring 2, multiple hanging rings 2 are respectively set at the four corners of the top of the roof 1;

[0026] The installation component 3 includes a second threaded rod 306 fixedly connected to the top of the roof 1. A threaded sleeve 305 is threadedly fitted onto the top of the second threaded rod 306. A first threaded rod 302 is fixedly connected to the bottom of the lifting ring 2. The first threaded rod 302 is threadedly inserted into the top of the threaded sleeve 305. A first limiting member is provided at the top of the threaded sleeve 305, a second limiting member is provided at the bottom of the threaded sleeve 305, and a third limiting member is provided at the connection between the first threaded rod 302 and the second threaded rod 306.

[0027] It should be noted that the lifting rings 2 are circular, and there are four of them, which are respectively set at the four corners of the top of the roof 1. The lifting rings 2 are fixed to the top of the roof 1 by the mounting components 3. In use, the lifting rope passes through the lifting rings 2, and the lifting rings 2 and the roof 1 are moved by the lifting rope. The threaded hole in the middle of the threaded sleeve 305 is adapted to the first threaded rod 302 and the second threaded rod 306, so that the threaded sleeve 305 can be connected to the first threaded rod 302 and the second threaded rod 306 by threads. The threaded sleeve 305 connects the first threaded rod 302 and the second threaded rod 306, and the first threaded rod 302 and the second threaded rod 306 connect the lifting rings 2 and the roof 1. The connection between the roof 1 and the lifting rings 2 is strengthened by the first limiting member, the second limiting member and the third limiting member, so that the lifting rings 2 can be replaced when damaged, and the lifting rings 2 can be broken.

[0028] Specifically, the first limiting component includes a limiting ring 301 disposed on the top of the threaded sleeve 305, the limiting ring 301 being sleeved on the top of the first threaded rod 302; the second limiting component includes a blocking block 307 disposed on the bottom of the threaded sleeve 305, a through groove 308 being provided on one side of the blocking block 307, the second threaded rod 306 being inserted into the through groove 308; a rotating component 4 being disposed on one side of the blocking block 307; and the third limiting component includes multiple positioning grooves 304 opened on the top of the second threaded rod 306, multiple positioning blocks 303 being fixedly connected to the bottom of the first threaded rod 302, the multiple positioning blocks 303 being inserted into the multiple positioning grooves 304 respectively.

[0029] It should be noted that the limiting ring 301 is fixedly sleeved on the top of the first threaded rod 302, and the upward movement distance of the threaded sleeve 305 is limited by the fixed position of the limiting ring 301; the blocking block 307 is sleeved on the middle of the second threaded rod 306 through the insertion groove 308, and the downward movement distance of the threaded sleeve 305 is limited by this design; the number of positioning blocks 303 is at least two, and the multiple positioning blocks 303 are arranged in parallel. The number of positioning grooves 304 is the same as the number of positioning blocks 303. In use, the multiple positioning blocks 303 are inserted into the multiple positioning grooves 304 respectively. The multiple positioning grooves 304 limit the rotation of the multiple positioning blocks 303, so that the first threaded rod 302 cannot rotate on the top of the second threaded rod 306.

[0030] Specifically, the rotating component 4 includes a through rod 402 fixedly connected to the bottom of the blocking block 307. A limiting post 403 is fixedly connected to the bottom of the through rod 402. A torsion spring 404 is provided at the bottom of the limiting post 403. A torsion cap 401 is fixedly connected to the top of the blocking block 307. The torsion cap 401 is used to drive the blocking block 307 to rotate. A fixing block 405 is fixedly connected to the top of the roof 1. A cavity 406 is opened in the middle of the fixing block 405. The limiting post 403 and the torsion spring 404 are both inserted into the cavity 406. The through rod 402 is inserted into the inner wall of the top of the cavity 406.

[0031] It should be noted that the fixed block 405 is fixedly connected to the top of the roof 1. The cavity 406 and the limiting column 403 are both cylinders, and the outer wall of the limiting column 403 fits against the inner wall of the cavity 406, allowing the limiting column 403 to rotate inside the cavity 406. The torsion spring 404 is located at the bottom of the limiting column 403. When the limiting column 403 rotates, it causes the torsion spring 404 to deform. When the torsion on the limiting column 403 is removed, the torsion spring 404 returns to its original shape and causes the limiting column 403 and the blocking block 307 to reset.

[0032] Furthermore, when it is necessary to replace the lifting ring 2, first rotate the blocking block 307 and move it away from the bottom of the threaded sleeve 305, then move the threaded sleeve 305 downwards. When the lifting ring 2 is replaced from the top of the second threaded rod 306, finally move the threaded sleeve 305 upwards and fix the first threaded rod 302 to the top of the second threaded rod 306. Finally, the torsion spring 404 restores its deformation and drives the blocking block 307 to move, moving the blocking block 307 to the bottom of the threaded sleeve 305.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A special analytical cabin for chemical plant sites, characterized in that, include: House (1); Hanging rings (2), and multiple hanging rings (2) are respectively set at the four corners of the top of the roof (1); The installation component (3) includes a second threaded rod (306) fixedly connected to the top of the roof (1). The top of the second threaded rod (306) is threaded with a threaded sleeve (305). The bottom of the lifting ring (2) is fixedly connected to a first threaded rod (302). The first threaded rod (302) is threadedly connected to the top of the threaded sleeve (305). The top of the threaded sleeve (305) is provided with a first limiting member. The bottom of the threaded sleeve (305) is provided with a second limiting member. A third limiting member is provided at the connection between the first threaded rod (302) and the second threaded rod (306).

2. The chemical field analysis cabin according to claim 1, characterized in that, The first limiting member includes a limiting ring (301) disposed on the top of the threaded sleeve (305), the limiting ring (301) being sleeved on the top of the first threaded rod (302).

3. The chemical on-site analysis cabin according to claim 1, characterized in that, The second limiting member includes a blocking block (307) disposed at the bottom of the threaded sleeve (305), and a through groove (308) is provided on one side of the blocking block (307). The second threaded rod (306) is inserted into the inside of the through groove (308). A rotating member (4) is provided on one side of the blocking block (307).

4. The chemical on-site analysis cabin according to claim 1, characterized in that, The third limiting member includes a plurality of positioning grooves (304) formed on the top of the second threaded rod (306), and a plurality of positioning blocks (303) are fixedly connected to the bottom of the first threaded rod (302), and the plurality of positioning blocks (303) are respectively inserted into the interior of the plurality of positioning grooves (304).

5. A chemical on-site analytical cabin according to claim 3, characterized in that, The rotating component (4) includes a through rod (402) fixedly connected to the bottom of the blocking block (307), a limiting post (403) fixedly connected to the bottom of the through rod (402), and a torsion spring (404) provided at the bottom of the limiting post (403).

6. The chemical on-site analysis cabin according to claim 5, characterized in that, The top of the blocking block (307) is fixedly connected to a torsion cap (401), which is used to drive the blocking block (307) to rotate.

7. A chemical on-site analytical cabin according to claim 6, characterized in that, A fixing block (405) is fixedly connected to the top of the roof (1). A cavity (406) is opened in the middle of the fixing block (405). The limiting column (403) and the torsion spring (404) are both inserted and connected inside the cavity (406). The through rod (402) is inserted and connected to the inner wall of the top of the cavity (406).