Leakage protection structure for chemical pressure vessel

Abstract

The utility model relates to the technical field of leakage protection, in particular to a chemical pressure vessel leakage protection structure which comprises a pressure vessel body, an installation frame is arranged on the top face of the outer surface of the pressure vessel body, a through hole is formed in the center of the installation frame, and a detection device is arranged in the through hole and extends into the pressure vessel body. The top of the detection device is provided with an alarm, the top of the mounting rack is provided with a clamping assembly, two sides of the mounting rack are respectively provided with a quick release assembly, a motor rotates forwards to drive a first straight gear to rotate, the first straight gear drives a rotating shaft to rotate through a second straight gear, and the rotating shaft drives a bidirectional threaded lead screw on a second bevel gear to rotate through a first bevel gear. The two-way threaded lead screw drives the clamping blocks on the two movable blocks to move in the opposite directions, the detection device can be clamped and fixed through the two clamping blocks, the motor rotates reversely during disassembly, the detection device can be disassembled and assembled conveniently, a large amount of resources cannot be wasted, and a large amount of working time is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a leak protection technical field especially relates to a chemical pressure vessel leak protection structure. BACKGROUND

[0002] Pressure vessel refers to the sealed equipment that contains gas or liquid and bears pressure. The pressure vessel that is mainly used to complete the physical and chemical reaction of working medium is called reaction vessel. Leakage and its leakage and the power generated are very strong, which can cause serious consequences. Therefore, strict requirements are stipulated for the production and use of pressure vessels.

[0003] The current leak protection device gradually discovers that it still has the following defects in the installation and use process.

[0004] (1) Most detection devices are fixedly connected with the pressure vessel body. When the detection device is damaged, it is not convenient to disassemble and install the detection device, which not only wastes a lot of resources, but also wastes a lot of working time.

[0005] (2) The installation mechanism of the leak protection device is mostly fixedly connected with the pressure vessel body. When the installation mechanism is damaged, the installation mechanism cannot be disassembled and replaced, so that the pressure vessel cannot be detected and protected. UTILITY MODEL CONTENTS

[0006] In order to overcome the defects of the prior art pointed out above, the present inventors have made in-depth research and, after a lot of creative labor, completed the utility model.

[0007] Specifically, the technical problem to be solved by the utility model is to provide a chemical pressure vessel leak protection structure to solve the technical problem that most detection devices are fixedly connected with the pressure vessel body. When the detection device is damaged, it is not convenient to disassemble and install the detection device, which not only wastes a lot of resources, but also wastes a lot of working time.

[0008] To solve the above technical problems, the utility model provides the following technical scheme:

[0009] A chemical pressure vessel leak protection structure, comprising a pressure vessel body, an installation rack is arranged on the top surface of the outer surface of the pressure vessel body, a through hole is formed in the center position of the installation rack, a detection device is arranged in the through hole, the detection device extends into the pressure vessel body, an alarm is arranged on the top of the detection device, a clamping assembly is arranged on the top of the installation rack, and quick release assemblies are arranged on the two sides of the installation rack.

[0010] The clamping assembly comprises a movable frame, the movable frame is in a back-shaped type, symmetrically provided with a sliding groove on the inner wall of the movable frame, a bidirectional screw rod is arranged in the sliding groove, the screw directions of the two ends of the bidirectional screw rod are opposite, one end of the bidirectional screw rod extends to the outside of the movable frame, a movable block is threadedly connected to the bidirectional screw rod, a clamping block is arranged on one side of the movable block, the clamping block is in an inverted L-shaped arc surface shape, a driving mechanism is arranged at one end of the bidirectional screw rod, and a pressing mechanism is symmetrically arranged on the top of the movable frame.

[0011] As an improved technical solution, wherein: the driving mechanism comprises two mounting plates, the two mounting plates are symmetrically arranged on one side of the movable frame, a motor is arranged on one side of the mounting plate, the output end of the motor is drivingly connected with a first spur gear, a rotating shaft is rotatably connected to the mounting plate near the motor, a second spur gear is arranged on the rotating shaft, and the second spur gear is located between the two mounting plates, the second spur gear is correspondingly engaged with the first spur gear, first bevel gears are arranged at the two ends of the rotating shaft, a second bevel gear is arranged at one end of the bidirectional screw rod, the first bevel gears are correspondingly engaged with the second bevel gear, support blocks are symmetrically arranged on one side of the movable frame, and the support blocks are close to the first bevel gears, and the rotating shaft is rotatably connected with the support blocks.

[0012] As an improved technical solution, wherein: the pressing mechanism comprises a bottom plate, U-shaped plates are symmetrically arranged on the top of the bottom plate, an electric push rod is arranged on the top of the U-shaped plate, the output end of the electric push rod is fixedly connected with the movable frame, guide rods are symmetrically arranged in the U-shaped plate, and the guide rods are slidingly connected with the movable frame.

[0013] As an improved technical solution, wherein: the mounting frame is provided with a sealing member one on the top, the sealing member one is located on the same axis as the through hole, a sealing member two is arranged on the detection device, and the sealing member two is matched with the sealing member one.

[0014] As an improved technical solution, wherein: the quick release assembly comprises two L-shaped grooves, the two L-shaped grooves are symmetrically arranged on the top of the mounting frame, L-shaped sliding blocks are symmetrically arranged on the bottom of the bottom plate, the L-shaped sliding blocks are slidingly connected with the L-shaped grooves, and limiting holes are formed in the L-shaped sliding blocks.

[0015] As an improved technical solution, wherein: U-shaped mounting plates are arranged on the two sides of the mounting frame respectively, a plug pin shaft is slidingly connected with the U-shaped mounting plate, one end of the plug pin shaft is inserted into the limiting hole, a stepped plate is arranged on the plug pin shaft, the stepped plate is located in the U-shaped mounting plate, a spring is arranged on the outer surface of the plug pin shaft, the spring is arranged between the stepped plate and the U-shaped mounting plate, and a pull plate is arranged at the other end of the plug pin shaft.

[0016] The beneficial effects of the present application are as follows:

[0017] 1. The utility model discloses, through the rotation of the first spur gear of motor positive rotation, the rotation of the rotating shaft of the first spur gear through the second spur gear, the rotation of the bidirectional screw rod on the second bevel gear of the rotating shaft through the first bevel gear, the two movable blocks of the bidirectional screw rod are moved to the direction of facing each other respectively, and the detection device can be clamped and fixed through the two clamping blocks, and when disassembling, the motor reverses, so that the detection device can be disassembled and installed conveniently, a large amount of resources are not wasted, and a large amount of working time is saved.

[0018] 2. The utility model discloses, through the adaptation of sealing element one and sealing element two, through the electric push rod, the movable frame is moved down along the guide rod, and the movable frame drives the clamping block to extrude the detection device downwards, so that sealing element one and sealing element two are combined more closely, prevent the leakage between the detection device and the pressure vessel body, avoid leading to the inaccuracy of detection device detection data, do not influence the detection result.

[0019] 3. The utility model discloses, through the pull plate, the bolt shaft is separated from the limiting hole on the L type slider, then the L type slider is separated from the L type slot on the mounting frame, and then the mounting mechanism can be disassembled and replaced conveniently, so as to play the role of pressure vessel detection protection. DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor. Among them:

[0021] Figure 1 It is the whole structure schematic view of the chemical pressure vessel leakage protection structure of the utility model.

[0022] Figure 2 It is the clamping assembly structure schematic view of the chemical pressure vessel leakage protection structure of the utility model.

[0023] Figure 3 It is the sectional structure schematic view of the chemical pressure vessel leakage protection structure of the utility model.

[0024] Figure 4 It is the local enlarged structure schematic view of the chemical pressure vessel leakage protection structure of the utility model.

[0025] Figure 5 It is the quick release assembly structure schematic view of the chemical pressure vessel leakage protection structure of the utility model.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 1, pressure vessel body; 2, mounting frame; 3, through hole; 4, detection device; 5, alarm; 6, clamping assembly; 61, movable frame; 62, sliding groove; 63, two-way threaded screw; 64, movable block; 65, clamping block; 661, mounting plate; 662, motor; 663, first spur gear; 664, rotating shaft; 665, second spur gear; 666, first bevel gear; 667, second bevel gear; 668, supporting block; 671, bottom plate; 672, U-shaped plate; 673, electric push rod; 674, guide rod; 675, sealing member one; 676, sealing member two; 7, quick release assembly; 71, L-shaped groove; 72, L-shaped sliding block; 73, limiting hole; 74, U-shaped mounting plate; 75, bolt shaft; 76, stepped plate; 77, spring; 78, pull plate. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. 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.

[0029] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0030] Meanwhile, "and / or" or "and / or" appearing throughout the text means that it includes three schemes, taking "A and / or B" as an example, including A scheme, or B scheme, or A and B schemes are satisfied at the same time.

[0031] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one feature. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the present application.

[0032] For example, Figures 1 to 5As shown in the figure, this embodiment provides a leakage protection structure for a chemical pressure vessel, including a pressure vessel body 1. A mounting bracket 2 is provided on the top surface of the outer surface of the pressure vessel body 1. A through hole 3 is provided at the center of the mounting bracket 2. A detection device 4 is provided inside the through hole 3 and extends into the pressure vessel body 1. An alarm 5 is provided on the top of the detection device 4. A clamping assembly 6 is provided on the top of the mounting bracket 2. Quick-release assemblies 7 are provided on both sides of the mounting bracket 2.

[0033] The clamping assembly 6 includes a movable frame 61, which is U-shaped. The inner wall of the movable frame 61 is symmetrically provided with sliding grooves 62. A bidirectional threaded screw 63 is provided inside the sliding grooves 62. The threads at both ends of the bidirectional threaded screw 63 are opposite in direction, and one end of the bidirectional threaded screw 63 extends to the outside of the movable frame 61. The bidirectional threaded screw 63 is threadedly connected to a movable block 64. A clamping block 65 is provided on one side of the movable block 64. The clamping block 65 is in the shape of an inverted L-shaped arc. A driving mechanism is provided at one end of the bidirectional threaded screw 63. A clamping mechanism is symmetrically provided on the top of the movable frame 61. The driving mechanism drives the bidirectional threaded screw 63 to rotate. The bidirectional threaded screw 63 drives the clamping blocks 65 on the two movable blocks 64 to move in opposite directions. The two clamping blocks 65 can clamp and fix the detection device 4. Disassembly can be performed by reversing the operation, which facilitates the disassembly and installation of the detection device.

[0034] The drive mechanism includes mounting plates 661, two of which are symmetrically arranged on one side of the movable frame 61. A motor 662 is mounted on one side of each mounting plate 661. The output end of the motor 662 is connected to a first spur gear 663. A rotating shaft 664 is rotatably connected to the mounting plate 661 near the motor 662. A second spur gear 665 is mounted on the rotating shaft 664 and is located between the two mounting plates 661. The second spur gear 665 meshes with the first spur gear 663. A first bevel gear 666 is mounted at each end of the rotating shaft 664, and a bidirectional threaded screw 6... 3. One end is provided with a second bevel gear 667, and the first bevel gear 666 meshes with the second bevel gear 667. The movable frame 61 is symmetrically provided with support blocks 668 on one side, and the support blocks 668 are close to the first bevel gear 666. The rotating shaft 664 is rotatably connected to the support blocks 668. The first spur gear 663 is driven to rotate by the motor 662. The first spur gear 663 drives the rotating shaft 664 to rotate through the second spur gear 665. The rotating shaft 664 drives the bidirectional threaded screw 63 on the second bevel gear 667 to rotate through the first bevel gear 666, thus realizing motion transmission.

[0035] The pressing mechanism comprises a bottom plate 671, a U-shaped plate 672 symmetrically arranged on the top of the bottom plate 671, an electric push rod 673 arranged on the top of the U-shaped plate 672, an output end of the electric push rod 673 fixedly connected with the movable frame 61, a guide rod 674 symmetrically arranged in the U-shaped plate 672 and slidably connected with the movable frame 61, the movable frame 61 driven by the electric push rod 673 to move downward along the guide rod 674, and the clamping block 65 driven by the movable frame 61 to press the detection device 4 downward, so as to avoid inaccurate data caused by the detection device during detection and not to affect the detection result.

[0036] The mounting frame 2 is provided with a sealing member one 675 on the top thereof, the sealing member one 675 is located on the same axis as the through hole 3, the detection device 4 is provided with a sealing member two 676, the sealing member two 676 is matched with the sealing member one 675, and leakage is prevented from occurring at the joint between the detection device 4 and the pressure container body 1.

[0037] As shown in Figure 1 and Figure 5 As shown in the common drawings, the quick release assembly 7 comprises L-shaped grooves 71, two L-shaped grooves 71 symmetrically arranged on the top of the mounting frame 2, L-shaped sliding blocks 72 symmetrically arranged on the bottom of the bottom plate 671 and slidably connected with the L-shaped grooves 71, limit holes 73 arranged on the L-shaped sliding blocks 72, the L-shaped sliding blocks 72 inserted into the L-shaped grooves 71, and the mounting mechanism is convenient to disassemble and replace.

[0038] The mounting frame 2 is provided with U-shaped mounting plates 74 on both sides thereof, the U-shaped mounting plates 74 slidably connected with the pin shafts 75, one end of the pin shaft 75 inserted into the limit hole 73, the pin shaft 75 provided with a stepped plate 76, the stepped plate 76 located in the U-shaped mounting plate 74, the pin shaft 75 provided with a spring 77, the spring 77 arranged between the stepped plate 76 and the U-shaped mounting plate 74, the other end of the pin shaft 75 provided with a pull plate 78, the pull plate 78 drives the pin shaft 75 to separate from the limit hole 73 on the L-shaped sliding block 72, and the L-shaped sliding block 72 is convenient to separate from the L-shaped groove 71 on the mounting frame.

[0039] In use, the worker inserts the detection device 4 into the through hole 3 on the pressure container body 1, and the detection device 4 extends into the pressure container body 1, while the sealing piece two 676 is matched with the sealing piece one 675, then the motor 662 is started, the motor 662 rotates the first spur gear 663, the first spur gear 663 drives the rotating shaft 664 through the second spur gear 665, the rotating shaft 664 drives the bidirectional threaded rod 63 on the second bevel gear 667 through the first bevel gear 666, the bidirectional threaded rod 63 drives the clamping blocks 65 on the two movable blocks 64 to move in opposite directions, the detection device 4 can be clamped and fixed through the two clamping blocks 65, which is convenient for disassembling and assembling the detection device, which not only does not waste a lot of resources, but also saves a lot of working time, then the electric push rod 673 is started, the electric push rod 673 pushes the movable frame 61 to move downward along the guide rod 674, the movable frame 61 drives the clamping blocks 65 to press the detection device 4 downward, so that the sealing piece one 675 and the sealing piece two 676 are combined more tightly, preventing leakage between the detection device 4 and the pressure container body 1, avoiding inaccurate data when the detection device detects, not affecting the detection result, when disassembly is needed, reverse operation can be performed, when the mounting mechanism needs to be disassembled, the worker pulls the pull plate 78, the pull plate 78 drives the bolt shaft 75 to separate from the limiting hole 73 on the L-shaped sliding block 72, at the same time, the bolt shaft 75 drives the stepped plate 76 to press the spring 77 to generate tension, the tension of the spring 77 can drive the bolt shaft 75 to return to the initial position, then the L-shaped sliding block 72 is separated from the L-shaped slot 71 on the mounting frame 2, thereby facilitating disassembly and replacement of the mounting mechanism, thereby playing a role in protecting the pressure container detection.

[0040] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the scope of protection of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, all of these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. A leakage protection structure for a chemical pressure vessel, comprising a pressure vessel body (1), wherein a mounting bracket (2) is provided on the top surface of the outer surface of the pressure vessel body (1), a through hole (3) is provided at the center of the mounting bracket (2), a detection device (4) is provided inside the through hole (3), and the detection device (4) extends into the pressure vessel body (1), and an alarm (5) is provided on the top of the detection device (4), characterized in that: The mounting bracket (2) is provided with a clamping assembly (6) at the top, and quick-release assemblies (7) are provided on both sides of the mounting bracket (2); The clamping assembly (6) includes a movable frame (61), which is U-shaped. The movable frame (61) has symmetrically arranged grooves (62) on its inner wall. A bidirectional threaded screw (63) is provided inside the groove (62). The threads at both ends of the bidirectional threaded screw (63) are opposite, and one end of the bidirectional threaded screw (63) extends to the outside of the movable frame (61). The bidirectional threaded screw (63) is threadedly connected to a movable block (64). A clamping block (65) is provided on one side of the movable block (64). The clamping block (65) is in the shape of an inverted L-shaped arc. A driving mechanism is provided at one end of the bidirectional threaded screw (63). A pressing mechanism is symmetrically provided on the top of the movable frame (61).

2. The leakage protection structure for a chemical pressure vessel according to claim 1, characterized in that: The driving mechanism includes mounting plates (661), two mounting plates (661) are symmetrically arranged on one side of the movable frame (61), a motor (662) is provided on one side of each mounting plate (661), the output end of the motor (662) is driven by a first spur gear (663), a rotating shaft (664) is rotatably connected on each mounting plate (661) near the motor (662), a second spur gear (665) is provided on the rotating shaft (664), and the second spur gear (665) is located between the two mounting plates (661). Two spur gears (665) mesh with the first spur gear (663). The two ends of the rotating shaft (664) are respectively provided with a first bevel gear (666). One end of the bidirectional threaded screw (63) is provided with a second bevel gear (667). The first bevel gear (666) meshes with the second bevel gear (667). The movable frame (61) is symmetrically provided with a support block (668) on one side, and the support block (668) is close to the first bevel gear (666). The rotating shaft (664) is rotatably connected to the support block (668).

3. The leakage protection structure for a chemical pressure vessel according to claim 2, characterized in that: The pressing mechanism includes a base plate (671), a U-shaped plate (672) symmetrically arranged on the top of the base plate (671), an electric push rod (673) arranged on the top of the U-shaped plate (672), the output end of the electric push rod (673) being fixedly connected to the movable frame (61), and guide rods (674) symmetrically arranged inside the U-shaped plate (672), the guide rods (674) being slidably connected to the movable frame (61).

4. The leakage protection structure for a chemical pressure vessel according to claim 3, characterized in that: The mounting bracket (2) is provided with a sealing element one (675) on the top. The sealing element one (675) and the through hole (3) are located on the same axis. The detection device (4) is provided with a sealing element two (676). The sealing element two (676) is adapted to the sealing element one (675).

5. The leakage protection structure for a chemical pressure vessel according to claim 1, characterized in that: The quick-release assembly (7) includes an L-shaped groove (71), two L-shaped grooves (71) are symmetrically arranged on the top of the mounting bracket (2), and L-shaped sliders (72) are symmetrically arranged on the bottom of the base plate (671). The L-shaped sliders (72) are slidably connected to the L-shaped grooves (71), and limit holes (73) are provided on the L-shaped sliders (72).

6. The leakage protection structure for a chemical pressure vessel according to claim 5, characterized in that: The mounting bracket (2) is provided with U-shaped mounting plates (74) on both sides. The U-shaped mounting plates (74) are slidably connected to the pin shaft (75). One end of the pin shaft (75) is inserted into the limiting hole (73). The pin shaft (75) is provided with a step plate (76). The step plate (76) is located inside the U-shaped mounting plate (74). A spring (77) is sleeved on the outer surface of the pin shaft (75). The spring (77) is located between the step plate (76) and the U-shaped mounting plate (74). The other end of the pin shaft (75) is provided with a pull plate (78).

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