Liquid level metering device for hydration catalyst storage tank

Abstract

The utility model discloses a liquid level metering device for a hydration catalyst storage tank, which relates to the technical field of liquid level measurement and comprises a storage tank, a fixing ring is arranged at the top of the storage tank, a liquid level meter guide rod is arranged in the storage tank, a liquid level meter head is arranged at the top end of the liquid level meter guide rod, and a liquid level meter is arranged in the liquid level meter head. An anti-corrosion polytetrafluoroethylene floating ball is arranged at the bottom of the liquid level meter guide rod in a sliding mode, a circular plate is arranged at the top of the liquid level meter guide rod, three supporting plates which are evenly arranged at intervals are arranged on one side of the circular plate, a vertical plate is arranged in the middles of the supporting plates in a sliding mode, and an extrusion block which extrudes the bottom end of the fixing ring is arranged at the bottom of one side of the vertical plate. An inclined block is slidably arranged in the middle of the vertical plate, an inclined groove in sliding fit with the inclined block is formed in the middle of the vertical plate, and a moving assembly is arranged on one side of the top end of the supporting plate. The liquid level metering device has the advantages that the liquid level metering device can be conveniently and rapidly mounted and dismounted, and a user can conveniently maintain the liquid level metering device in the later period.

Description

Technical Field

[0001] The utility model relates to a liquid level measuring device, in particular to a liquid level measuring device for a hydrated catalyst storage tank, belonging to the technical field of liquid level measurement. Background Art

[0002] The hydration catalyst storage tank is an indispensable part of the cyclohexanol synthesis process. It is used in large quantities and requires large tanks for storage in daily production addition, start-up, shutdown and replacement. Accurate measurement of the liquid level in the tank is crucial to ensure production continuity and safety.

[0003] At present, there is a float type method for measuring the liquid level of the hydrated catalyst inside the hydrated catalyst storage tank. The flange at the float level gauge is installed to the highest part of the storage tank, and the position change of the float in the measured medium is used to measure the liquid level of the measured medium. However, when installing the liquid level metering device, the liquid level metering device is installed and fixed by the flange, which makes it difficult to install and disassemble, and is not convenient for subsequent maintenance. Utility Model Content

[0004] The utility model aims to provide a liquid level metering device for a hydrated catalyst storage tank, so as to solve the problem in the above background technology that it is inconvenient for users to quickly install and disassemble the liquid level metering equipment and subsequent maintenance is difficult.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a liquid level metering device for a hydrated catalyst storage tank, comprising a storage tank, a fixing ring is provided on the top of the storage tank, a liquid level gauge guide rod is provided inside the storage tank, a liquid level gauge head is provided on the top of the liquid level gauge guide rod, a corrosion-resistant polytetrafluoroethylene float is slidably provided on the bottom of the liquid level gauge guide rod, a circular plate is provided on the top of the liquid level gauge guide rod, three evenly spaced support plates are provided on one side of the circular plate, a vertical plate is slidably provided in the middle of the support plate, an extrusion block for extruding the bottom end of the fixing ring is provided at the bottom of one side of the vertical plate, an inclined block is slidably provided in the middle of the vertical plate, an inclined groove for slidingly cooperating with the inclined block is opened in the middle of the vertical plate, and a moving component is provided on one side of the top of the support plate.

[0006] As a preferred technical solution of the utility model, a PTFE sleeve is provided on the surface of the guide rod of the liquid level gauge, and a float stopper is provided at the bottom end of the guide rod of the liquid level gauge.

[0007] As a preferred technical solution of the utility model, a sealing ring is provided at the bottom end of the circular plate, and a sealing groove cooperating with the sealing ring is provided at the top end of the fixing ring.

[0008] As a preferred technical solution of the utility model, an extrusion groove corresponding to the extrusion block is provided at the bottom end of the fixing ring, and an anti-slip pad is provided at the top end of the inner wall of the extrusion groove.

[0009] As a preferred technical solution of the utility model, a feed pipe is provided at the top of one side of the storage tank, and a feed valve is provided in the middle of the feed pipe. A discharge pipe is provided at the bottom of one side of the storage tank, and a discharge valve is provided in the middle of the discharge pipe.

[0010] As a preferred technical solution of the utility model, the moving assembly includes a fixed plate, which is fixedly installed on one side of the top of the support plate. The internal thread of the fixed plate is connected with a screw rod, one end of the screw rod is rotatably connected to one side of the inclined block through a bearing, and the other end of the screw rod is provided with an adjustment handle.

[0011] As a preferred technical solution of the utility model, a guide strip is provided in the middle of the bottom end of the inclined block, and a guide groove matching the guide strip is provided in the middle of the top end of the support plate.

[0012] As a preferred technical solution of the utility model, a guide reset assembly is provided in the middle part of the top end of the support plate, and the guide reset assembly includes a bracket, and the bracket is fixedly installed in the middle part of the top end of the support plate. A sliding rod is slidably provided on the top of the bracket, and the bottom end of the sliding rod is fixedly connected to the top end of the vertical plate. A spring is provided between the vertical plate and the bracket, and the spring is sleeved on the outside of the sliding rod. A limiting cap is provided on the top end of the sliding rod.

[0013] Compared with the related art, the liquid level metering device for a hydrated catalyst storage tank provided by the utility model has the following beneficial effects:

[0014] 1. By arranging a level gauge head, a level gauge guide rod and a level gauge float on the top of the storage tank, the liquid level rises and falls, driving the anti-corrosion PTFE float to float up and down, and interacting with the sensor in the level gauge guide rod, and transmitting the electrical signal to the level gauge head, the measured value is displayed on the head, and the liquid level of the hydrated catalyst inside the storage tank is measured;

[0015] 2. The circular plate arranged at the guide rod of the liquid level meter cooperates with the support plate and the moving assembly on its surface, so that the inclined block can be moved in the direction, and cooperates with the inclined groove at the vertical plate, so that the vertical plate can be moved in the vertical direction. The vertical plate drives the extrusion block to move upward, and the extrusion block can be driven to extrude and fix the extrusion groove, so that the liquid level metering device can be installed. When the extrusion block is separated from the extrusion groove, the liquid level metering device can be quickly disassembled, so that the liquid level metering device can be quickly installed and disassembled, which is convenient for users to maintain it later;

[0016] 3. The guide reset component can play a role of limiting guide when the vertical plate moves in the vertical direction, and can also support and reset the vertical plate, making it convenient to use the vertical plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the storage tank of the utility model;

[0019] Figure 3 This is a schematic diagram of the explosion structure of the circular plate of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the support plate of the utility model;

[0021] Figure 5 It is a schematic diagram of the explosion structure of the support plate of the utility model;

[0022] Figure 6 For this utility model Figure 3 A is an enlarged structural diagram of FIG.

[0023] In the figure: 1. storage tank; 2. fixing ring; 3. guide rod of liquid level gauge; 4. head of liquid level gauge; 5. float limiter; 6. anti-corrosion PTFE float; 7. round plate; 8. support plate; 9. vertical plate; 10. extrusion block; 11. guide reset assembly; 1101. bracket; 1102. slide rod; 1103. spring; 1104. limit cap; 12. inclined block; 13. moving assembly; 1301. fixing plate; 1302. screw; 1303. guide strip; 1304. adjusting handle; 14. inclined groove; 15. sealing ring; 16. sealing groove; 17. extrusion groove; 18. feed pipe; 19. discharge pipe. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-6The utility model provides a liquid level metering device for a hydrated catalyst storage tank, comprising a storage tank 1, a fixing ring 2 is arranged on the top of the storage tank 1, a liquid level gauge guide rod 3 is arranged inside the storage tank 1, a liquid level gauge head 4 is arranged on the top of the liquid level gauge guide rod 3, an anti-corrosion polytetrafluoroethylene float 6 is slidably arranged on the bottom of the liquid level gauge guide rod 3, and the liquid level rise and fall drives the anti-corrosion polytetrafluoroethylene float 6 to float up and down on the surface of the liquid level gauge guide rod 3, and will interact with the sensor in the liquid level gauge guide rod 3, and transmit it to the liquid level gauge head 4 in the form of an electrical signal, and the measured value is displayed through the head, so as to measure the liquid level of the hydrated catalyst inside the storage tank 1, and the top of the liquid level gauge guide rod 3 is provided with a round Plate 7, one side of the circular plate 7 is provided with three support plates 8 with uniform intervals, the middle part of the support plate 8 is slidably provided with a vertical plate 9, the bottom of one side of the vertical plate 9 is provided with an extrusion block 10 for extruding the bottom end of the fixed ring 2, the middle part of the vertical plate 9 is slidably provided with an inclined block 12, and the middle part of the vertical plate 9 is provided with an inclined groove 14 for slidingly cooperating with the inclined block 12. The inclined block 12 is moved in the inclined groove 14, so that the inclined block 12 can be moved in the vertical direction, so that the extrusion block 10 can limit and fix the bottom end of the fixed ring 2, and at the same time, it is convenient to disassemble and assemble the liquid level metering device, and a moving component 13 is provided on one side of the top of the support plate 8, which is convenient to drive the inclined block 12 to move in the horizontal direction;

[0026] The moving assembly 13 includes a fixed plate 1301, which is fixedly mounted on one side of the top of the support plate 8. The internal thread of the fixed plate 1301 is connected with a screw rod 1302. One end of the screw rod 1302 is rotatably connected to one side of the inclined block 12 through a bearing. The other end of the screw rod 1302 is provided with an adjusting knob 1304. The adjusting knob 1304 drives the screw rod 1302 to rotate, so that the screw rod 1302 is displaced at the fixed plate 1301, so that the inclined block 12 slides horizontally at the top of the support plate 8.

[0027] A guide bar 1303 is provided in the middle of the bottom end of the inclined block 12, and a guide groove matching the guide bar 1303 is provided in the middle of the top end of the support plate 8, so as to facilitate the movement of the inclined block 12 to play a role in limiting and guiding;

[0028] A guide reset component 11 is provided in the middle of the top of the support plate 8, and the guide reset component 11 includes a bracket 1101, and the bracket 1101 is fixedly installed in the middle of the top of the support plate 8. A sliding rod 1102 is slidably provided on the top of the bracket 1101, and the bottom end of the sliding rod 1102 is fixedly connected to the top of the vertical plate 9. A spring 1103 is provided between the vertical plate 9 and the bracket 1101, and the spring 1103 is sleeved on the outside of the sliding rod 1102. A limiting cap 1104 is provided on the top of the sliding rod 1102, so that the vertical plate 9 can play a role of limiting and guiding when moving in the vertical direction, and at the same time, it can also support and reset the vertical plate 9, which is convenient for supporting and rebounding the vertical plate 9.

[0029] A sealing ring 15 is provided at the bottom end of the circular plate 7, and a sealing groove 16 cooperating with the sealing ring 15 is provided at the top end of the fixing ring 2, so as to facilitate sealing and improve the sealing performance of the storage tank 1 itself;

[0030] The bottom end of the fixing ring 2 is provided with an extrusion groove 17 corresponding to the extrusion block 10, and the top of the inner wall of the extrusion groove 17 is provided with an anti-slip pad, which is convenient for limiting the extrusion of the extrusion block 10 and facilitating positioning with the extrusion groove 17, so as to facilitate the user to install the liquid level metering device;

[0031] The surface of the level gauge guide rod 3 is provided with a PTFE sleeve, and the bottom of the level gauge guide rod 3 is provided with a float stopper 5. The PTFE sleeve has good corrosion resistance, improves its own corrosion resistance, and can limit the anti-corrosion PTFE float 6.

[0032] A feed pipe 18 is provided at the top of one side of the storage tank 1, and a feed valve is provided in the middle of the feed pipe 18. A discharge pipe 19 is provided at the bottom of one side of the storage tank 1, and a discharge valve is provided in the middle of the discharge pipe 19 to facilitate the feeding and discharging of the hydrated catalyst.

[0033] When in use, first place the storage tank 1 at a suitable work location, then install the float level gauge on the top of the storage tank 1, place the float stopper 5, the anti-corrosion PTFE float 6 and the level gauge guide rod 3 inside the storage tank 1, so that the level gauge guide rod 3 is tilted, so that the extrusion block 10 is located at the bottom of the extrusion groove 17, and then the sealing ring 15 at the bottom of the circular plate 7 is engaged and sealed with the sealing groove 16, and the screw 1302 is driven to rotate by turning the adjustment knob 1304, so that the screw 1302 is at the fixed plate 1301. The inclined block 12 is displaced, and cooperates with the guide strip 1303 provided at the bottom of the inclined block 12, so that the inclined block 12 slides horizontally on the top of the support plate 8. When the inclined block 12 moves, it cooperates with the inclined groove 14 at the middle of the vertical plate 9, so that the vertical plate 9 moves in the vertical direction, and the extrusion block 10 is driven to move upward through the vertical plate 9, which can drive the extrusion block 10 to extrude and fix the extrusion groove 17, so that the liquid level metering device is installed. When the vertical plate 9 moves upward, it drives the slide bar 1102 to move upward synchronously, and the spring 1103 contracts, completing the installation of the float liquid level meter.

[0034] When the liquid level changes, the anti-corrosion PTFE float 6 will float up and down. While floating up and down, the anti-corrosion PTFE float 6 will interact with the sensor in the level gauge guide rod 3 and transmit it to the level gauge head 4 in the form of an electrical signal. The measured value is displayed on the head to measure the liquid level of the hydrated catalyst inside the storage tank 1. When the float level metering device needs to be disassembled and maintained, the screw 1302 is driven to rotate in the opposite direction by the reverse rotation of the adjustment handle 1304, and the inclined block 12 is driven to move in the opposite direction. Under the support and rebound of the spring 1103, the vertical plate 9 moves downward, the extrusion block 10 is separated from the extrusion groove 17, and the sealing ring 15 is separated from the sealing groove 16. Then the level gauge guide rod 3 is moved to displace the circular plate 7 and the fixing ring 2. Then the level gauge guide rod 3 is removed from the inside of the storage tank 1 to complete the disassembly of the float level metering device.

[0035] 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 liquid level metering device for a hydrated catalyst storage tank, comprising a storage tank (1), characterized in that: The top of the storage tank (1) is provided with a fixing ring (2), the interior of the storage tank (1) is provided with a liquid level gauge guide rod (3), the top of the liquid level gauge guide rod (3) is provided with a liquid level gauge head (4), the bottom of the liquid level gauge guide rod (3) is provided with a corrosion-resistant polytetrafluoroethylene float (6) for sliding, the top of the liquid level gauge guide rod (3) is provided with a circular plate (7), one side of the circular plate (7) is provided with three support plates (8) with uniform intervals, the middle of the support plate (8) is provided with a vertical plate (9) for sliding, the bottom of one side of the vertical plate (9) is provided with an extrusion block (10) for extruding the bottom end of the fixing ring (2), the middle of the vertical plate (9) is provided with an inclined block (12) for sliding, the middle of the vertical plate (9) is provided with an inclined groove (14) for slidingly cooperating with the inclined block (12), and the top of the support plate (8) is provided with a moving component (13) on one side.

2. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: The surface of the liquid level gauge guide rod (3) is provided with a tetrafluoro material sleeve, and the bottom end of the liquid level gauge guide rod (3) is provided with a floating ball limiter (5).

3. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: A sealing ring (15) is provided at the bottom end of the circular plate (7), and a sealing groove (16) matching with the sealing ring (15) is provided at the top end of the fixing ring (2).

4. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: The bottom end of the fixing ring (2) is provided with an extrusion groove (17) corresponding to the extrusion block (10), and the top end of the inner wall of the extrusion groove (17) is provided with an anti-slip pad.

5. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: A feed pipe (18) is provided at the top of one side of the storage tank (1), and a feed valve is provided in the middle of the feed pipe (18); a discharge pipe (19) is provided at the bottom of one side of the storage tank (1), and a discharge valve is provided in the middle of the discharge pipe (19).

6. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: The moving assembly (13) comprises a fixing plate (1301), wherein the fixing plate (1301) is fixedly mounted on one side of the top end of the support plate (8), wherein the fixing plate (1301) is internally threadedly connected to a screw rod (1302), wherein one end of the screw rod (1302) is rotatably connected to one side of the inclined block (12) via a bearing, and an adjusting knob (1304) is provided at the other end of the screw rod (1302).

7. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: A guide strip (1303) is provided in the middle of the bottom end of the inclined block (12), and a guide groove matching the guide strip (1303) is provided in the middle of the top end of the support plate (8).

8. The liquid level metering device for a hydrated catalyst storage tank according to claim 1, characterized in that: A guide reset assembly (11) is provided in the middle of the top of the support plate (8), and the guide reset assembly (11) comprises a bracket (1101), and the bracket (1101) is fixedly installed in the middle of the top of the support plate (8), and a sliding rod (1102) is slidably provided on the top of the bracket (1101), and the bottom end of the sliding rod (1102) is fixedly connected to the top of the vertical plate (9), and a spring (1103) is provided between the vertical plate (9) and the bracket (1101), and the spring (1103) is sleeved on the outside of the sliding rod (1102), and a limiting cap (1104) is provided on the top of the sliding rod (1102).

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