Chemical pipeline safety device

Abstract

The utility model discloses a chemical pipeline safety device, which belongs to the technical field of chemical pipelines and comprises a base, a threaded rod is in threaded connection with the inside of the base, a connecting frame is in threaded connection with the outside of the threaded rod, the connecting frame is connected with a movable plate, the movable plate is lapped on the base, and a fixed plate is connected onto the base. According to the utility model, the joint of the two chemical pipelines is moved into the protective pipe, and the protective pipe and the deformed sealing ring are matched with each other to seal the joint of the two chemical pipelines, so that the bolts for fixing the two chemical pipelines are not easy to rust due to contact with water; the two chemical pipelines are fixed in the fixed plate and the movable plate correspondingly, so that the device can stably support the two chemical pipelines which are in butt joint together, and the two chemical pipelines which are in butt joint together are not prone to dislocation under the action of external force, so that leakage of chemical products in the chemical pipelines is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of chemical pipelines, and in particular relates to a chemical pipeline safety device. Background Art

[0002] Chemical engineering is the abbreviation of chemical technology, chemical industry and chemical engineering. Any technology that uses chemical methods to change the composition and structure of substances or synthesize new substances belongs to chemical production technology, that is, chemical technology. The resulting products are called chemicals or chemical products.

[0003] Chemical products require the use of chemical pipelines during the transportation process. Chemical pipelines are connected by multiple bolts, but the bolts at the connection of two chemical pipelines are easily exposed to external water, which causes the bolts connecting the two chemical pipelines to rust. In addition, the two chemical pipelines docked together may be dislocated due to the impact of foreign objects, causing the chemical products inside to leak. Therefore, a chemical pipeline safety device is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a chemical pipeline safety device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a chemical pipeline safety device, comprising a base, a threaded rod connected to the inner thread of the base, a connecting frame connected to the outer thread of the threaded rod, the connecting frame is connected to a movable plate, the movable plate is overlapped on the base, a fixed plate is connected to the base, a slide groove is provided in the fixed plate and the movable plate, two fixed seats are slidably connected in the two slide grooves, the front sides of the four fixed seats are connected to the threaded blocks, the two threaded blocks on one side are threadedly connected to the same threaded column, the two threaded columns are rotatably connected in the fixed plate and the movable plate respectively, a protective tube is connected to one side of the fixed plate, a sealing ring is connected in the protective tube.

[0006] As a preferred implementation, a cavity is defined in the base, and the connecting frame is slidably connected in the cavity.

[0007] As a preferred implementation, two limiting rods are connected in the cavity, and the connecting frame is slidably connected outside the two limiting rods.

[0008] As a preferred implementation, the protection tube is located between the fixed plate and the movable plate, and the shapes of the protection tube and the sealing ring are both circular.

[0009] As a preferred implementation, the shape of the fixing seat is set to be arc-shaped.

[0010] As a preferred embodiment, the back side of the fixing seat is connected to the guide block, and the two guide blocks on one side are slidably connected with the same guide rod, and the two guide rods are respectively connected to the fixed plate and the movable plate.

[0011] As a preferred embodiment, the threaded column is provided with two parts of threads with opposite thread directions.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model is provided with a threaded column, a fixing seat, a protective tube, a sealing ring and a threaded block, and two chemical pipelines that need to be butted are respectively moved into a fixing plate and a movable plate, and then the two chemical pipelines are fixed together using a plurality of bolts, and then the connection of the two chemical pipelines is moved into the protective tube, so that the sealing ring is deformed, and the protective tube and the deformed sealing ring cooperate with each other to seal the butt joint of the two chemical pipelines, so that the bolts fixing the two chemical pipelines are not easily corroded due to contact with water, thereby affecting the safety of the connection of the two chemical pipelines, and then the threaded column is respectively rotated forward, and two fixing seats close to each other fix the chemical pipeline at a position coaxial with the protective tube, so that the two chemical pipelines are respectively fixed in the fixing plate and the movable plate, so that the device can stably support the two butted chemical pipelines, so that the two butted chemical pipelines are not easily dislocated under the action of external force, thereby causing leakage of chemical products therein;

[0014] The utility model is provided with a guide rod and a guide block, because the guide rod can limit the fixed seat through the guide block, so that the fixed seat can be placed in the slide groove and slide along the axial direction of the guide rod under the action of the rotating threaded column and the threaded block. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model in a frontal perspective;

[0016] Figure 2 It is a schematic diagram of a sectional structure of the utility model in a side view;

[0017] Figure 3 It is a schematic diagram of the sectional structure of the utility model in a front view;

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model when viewed from above.

[0019] In the figure: 1. base; 2. threaded rod; 3. connecting frame; 4. movable plate; 5. fixed plate; 6. slide groove; 7. fixed seat; 8. threaded block; 9. threaded column; 10. guide block; 11. guide rod; 12. protective tube; 13. sealing ring; 14. cavity; 15. limit rod. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the embodiments.

[0021] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0022] See also Figure 1-4 The utility model provides a chemical pipeline safety device, including a base 1, the base 1 is internally threaded with a threaded rod 2, the threaded rod 2 is externally threaded with a connecting frame 3, the connecting frame 3 is connected to a movable plate 4, and by setting the threaded rod 2, the rotating threaded rod 2 can drive the movable plate 4 to move along its axial direction through the connecting frame 3, so that the distance between the movable plate 4 and the fixed plate 5 can be adjusted according to actual conditions;

[0023] The movable plate 4 is overlapped on the base 1, and the fixed plate 5 is connected to the base 1. A cavity 14 is opened in the base 1, and the connecting frame 3 is slidably connected in the cavity 14. Two limit rods 15 are connected in the cavity 14, and the connecting frame 3 is slidably connected to the outside of the two limit rods 15. By setting the limit rods 15, the limit rods 15 can limit the moving connecting frame 3, so that the connecting frame 3 is not easy to rotate under the action of the rotating threaded rod 2;

[0024] The fixed plate 5 and the movable plate 4 are both provided with a slide groove 6, and two fixed seats 7 are slidably connected in the two slide grooves 6. By providing the slide groove 6, the slide groove 6 can limit the fixed seats 7;

[0025] The front sides of the four fixing seats 7 are all connected to the threaded blocks 8. The two threaded blocks 8 on one side are internally threadedly connected with the same threaded column 9. The two threaded columns 9 are rotatably connected in the fixing plate 5 and the movable plate 4 respectively. By setting the threaded column 9 and the threaded blocks 8, the rotating threaded column 9 can drive the two fixing seats 7 to move closer to or away from each other in the slide groove 6 through the two threaded blocks 8.

[0026] A protective tube 12 is connected to one side of the fixed plate 5, and a sealing ring 13 is connected inside the protective tube 12. The protective tube 12 is located between the fixed plate 5 and the movable plate 4. The shapes of the protective tube 12 and the sealing ring 13 are both set to be circular, and the shape of the fixed seat 7 is set to be arc-shaped. The back of the fixed seat 7 is connected to the guide block 10. The two guide blocks 10 located on one side are slidably connected with the same guide rod 11. The two guide rods 11 are respectively connected to the fixed plate 5 and the movable plate 4. Two parts of threads with opposite thread directions are opened outside the threaded column 9. By providing the guide rod 11 and the guide block 10, the guide rod 11 can limit the fixed seat 7 through the guide block 10, so that the fixed seat 7 can be placed in the slide groove 6 and slide along the axial direction of the guide rod 11 under the action of rotating the threaded column 9 and the threaded block 8.

[0027] The working principle and use process of the utility model are as follows: when the device needs to be used, firstly, the threaded rod 2 is rotated forward, the rotating threaded rod 2 drives the connecting frame 3 to slide in the cavity 14, the sliding connecting frame 3 slides outside the two limit rods 15, the sliding connecting frame 3 drives the movable frame to move, so that the movable frame moves to a suitable position, and the two chemical pipelines that need to be docked are moved to the fixed plate 5 and the movable plate 4 respectively, so that the chemical pipeline is located between the two fixed seats 7, and the chemical pipeline moved into the fixed plate 5 is moved into the protective pipe 12 and squeezes the sealing ring 13 to deform, and then the chemical pipeline is moved from the protective pipe 12 close to the movable plate 4 One end is moved out so that the two chemical pipelines can be butted together, and then the two chemical pipelines are fixed together using multiple bolts, and then the connection of the two chemical pipelines is moved into the protective tube 12, so that the sealing ring 13 is deformed. The deformed sealing ring 13 can seal the butt joint of the two chemical pipelines, and then the threaded column 9 is rotated forward respectively, and the rotating threaded column 9 drives the two fixed seats 7 in the same slide groove 6 to approach each other through the two threaded blocks 8. The two fixed seats 7 approaching each other fix the chemical pipeline in a coaxial position with the protective tube 12, so that the two chemical pipelines are fixed in the fixed plate 5 and the movable plate 4 respectively.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chemical pipeline safety device, comprising a base (1), characterized in that: The base (1) is internally threadedly connected to a threaded rod (2), and the threaded rod (2) is externally threadedly connected to a connecting frame (3), and the connecting frame (3) is connected to a movable plate (4), and the movable plate (4) is overlapped on the base (1). A fixed plate (5) is connected to the base (1), and a sliding groove (6) is provided in the fixed plate (5) and the movable plate (4), and two fixed seats (7) are slidably connected in the two sliding grooves (6). The front faces of the four fixed seats (7) are connected to threaded blocks (8), and the two threaded blocks (8) on one side are internally threadedly connected to the same threaded column (9), and the two threaded columns (9) are rotatably connected in the fixed plate (5) and the movable plate (4), respectively. A protective tube (12) is connected to one side of the fixed plate (5), and a sealing ring (13) is connected in the protective tube (12).

2. A chemical pipeline safety device according to claim 1, characterized in that: A cavity (14) is provided in the base (1), and the connecting frame (3) is slidably connected in the cavity (14).

3. A chemical pipeline safety device according to claim 2, characterized in that: Two limiting rods (15) are connected inside the cavity (14), and the connecting frame (3) is slidably connected outside the two limiting rods (15).

4. A chemical pipeline safety device according to claim 1, characterized in that: The protection tube (12) is located between the fixed plate (5) and the movable plate (4), and the shapes of the protection tube (12) and the sealing ring (13) are both circular.

5. A chemical pipeline safety device according to claim 1, characterized in that: The shape of the fixing seat (7) is set to be an arc.

6. A chemical pipeline safety device according to claim 1, characterized in that: The back side of the fixed seat (7) is connected to the guide block (10), and the two guide blocks (10) located on one side are slidably connected to the same guide rod (11), and the two guide rods (11) are respectively connected to the fixed plate (5) and the movable plate (4).

7. A chemical pipeline safety device according to claim 1, characterized in that: The threaded column (9) is provided with two parts of threads with opposite thread directions.

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