Liquid level monitoring device for dimethyl carbonate storage tank

Abstract

The utility model relates to the technical field of dimethyl carbonate, and discloses a dimethyl carbonate storage tank liquid level monitoring device which comprises a storage tank body and an external liquid level display mechanism for displaying the liquid level of dimethyl carbonate. The floating part is arranged in the external liquid level display mechanism, and the horizontal guide mechanisms are arranged on the floating part at equal angles, so that the floating part can be stably guided along with the liquid level change of dimethyl carbonate; through the cooperation of the external liquid level display mechanism, the floating piece and the horizontal guide mechanism, the liquid level vertical cylinder is communicated with the inner cavity of the storage tank body through the flange structure, so that the liquid level height in the storage tank body can be conveniently and directly displayed through scale marks on a tangent plane, and meanwhile the floating piece can conveniently and rapidly display the liquid level under the action of the horizontal guide mechanism. The floating part can stably ascend and descend along the inner cavity of the liquid level vertical cylinder, so that the floating part can change along with the change of the liquid level, a worker is further reminded of the position of the liquid level, the device is suitable for different emergency situations, and safety risks are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbonic acid dimethyl ester technical field, specifically to a carbonic acid dimethyl ester storage tank liquid level monitoring device. BACKGROUND

[0002] Carbonic acid dimethyl ester (DMC) as an important organic solvent and chemical material, is widely used in lithium battery electrolyte, medicine, pesticide and polycarbonate synthesis etc. In the industrial production, carbonic acid dimethyl ester is usually stored in large storage tank, and the accurate monitoring of its liquid level is important for safe production, inventory management and process control;

[0003] In the prior art, the utility model discloses a kind of storage tanks for carbonic acid dimethyl ester production, including storage tank body, connecting ring and support plate, both sides of support plate are fixedly connected with connecting plate, one side of storage tank body away from connecting ring is movably connected with side plate by fastening bolt.The storage tank for carbonic acid dimethyl ester production can connect multiple support plates, so as to empty multiple storage tank bodies, increase the effect of moisture-proof;

[0004] Traditional storage tank is usually adopted by floating ball type, pressure type or radar type liquid level meter, these devices usually rely on electronic signal transmission to control room display, on-site operator cannot directly observe liquid level change, when equipment failure or signal transmission anomaly, it can lead to misjudgment or delayed response, increase safety risk, therefore we need to propose a kind of carbonic acid dimethyl ester storage tank liquid level monitoring device. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of carbonic acid dimethyl ester storage tank liquid level monitoring device, by setting the visual liquid level display structure of outside, make on-site staff can intuitively monitor the liquid level in storage tank, when power failure or automation system failure, provide fast reliable liquid level information for operator, benefit emergency handling, reduce safety risk, to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of carbonic acid dimethyl ester storage tank liquid level monitoring device, including:

[0007] Storage tank body and the outside liquid level display mechanism of carbonic acid dimethyl ester liquid level display;

[0008] Floating member installed in outside liquid level display mechanism and multiple groups of horizontal guide mechanism installed on floating member at equal angle, realize the stable guidance of floating member with carbonic acid dimethyl ester liquid level change;

[0009] The external liquid level display mechanism comprises a liquid level stand, which is installed outside the storage tank body through a flange structure, and a cut surface is formed on the outer side of the liquid level stand, and scale lines are arranged on the cut surface.

[0010] Preferably, a sealing bottom cover is threadedly connected to the lower end of the liquid level stand, and a sealing gasket is arranged between the sealing bottom cover and the liquid level stand.

[0011] Preferably, the flange structure comprises a plurality of fastening bolts, an upper flange pipe, a lower flange pipe, a first butt joint pipe and a second butt joint pipe, the upper flange pipe and the lower flange pipe are respectively installed at two ends of the outer side of the storage tank body, the first butt joint pipe and the second butt joint pipe are respectively arranged at two ends of the outer side of the liquid level stand, the upper flange pipe and the first butt joint pipe are fastened and connected through the plurality of fastening bolts, and the lower flange pipe and the second butt joint pipe are fastened and connected through the plurality of fastening bolts.

[0012] Preferably, the floating member comprises a floating block, a cylindrical block of the floating block, and hemispherical floating capsules arranged at two ends of the floating block.

[0013] Preferably, an outer ring is integrally formed on the outer side of the floating block, a groove is formed on the outer side of the outer ring, a prompt ring is arranged in the groove, two layers of side grooves are formed on the outer side of the floating block, and a plurality of groups are arranged in each layer of side grooves.

[0014] Preferably, each group of the horizontal guide mechanism comprises a bottom cylinder arranged in the side groove, a T-shaped rod slidingly inserted into one end of the bottom cylinder, a mounting seat fixedly connected to one end of the T-shaped rod, a roller rotatably arranged on the mounting seat, and a spring abutting against one end of the T-shaped rod in the bottom cylinder.

[0015] Preferably, the mounting seat is in a shape of a Chinese character 'fang', the outer side of the roller is rollingly arranged on the inner wall of the liquid level stand, and the cut surface of the liquid level stand is a transparent surface.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The utility model mainly through the cooperation between external liquid level display mechanism, floating member and horizontal guide mechanism, liquid level stand utilizes flange structure and storage tank body inner chamber intercommunication, thereby convenient direct display storage tank body inside liquid level height, convenient through the scale line on cut surface display, simultaneously, floating member is under the action of horizontal guide mechanism, can along with the liquid level stand inner chamber lift stably, thereby make floating member can change along with liquid level change, further remind staff liquid level position, apply to different emergency situation, reduced security risk. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the cross section structure schematic view of the external liquid level display mechanism of the utility model;

[0020] Figure 3 It is the structure schematic view of the floating member of the utility model;

[0021] Figure 4 It is the structure schematic view of the horizontal guide mechanism of the utility model.

[0022] In the figure: 1, tank body; 2, upper flange pipe; 3, lower flange pipe; 4, external liquid level display mechanism; 41, liquid level vertical cylinder; 42, first butt joint pipe; 43, second butt joint pipe; 44, sealing bottom cover; 45, sealing washer; 46, cut surface; 47, scale line; 5, floating member; 51, float; 52, outer ring; 53, groove; 54, prompt ring; 55, side groove; 56, floating bladder; 6, fastening bolt; 7, horizontal guide mechanism; 71, bottom cylinder; 72, spring; 73, T rod; 74, mounting seat; 75, roller. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-4 The utility model provides a technical scheme: a dimethyl carbonate tank liquid level monitoring device, comprising:

[0025] Tank body 1 and external liquid level display mechanism 4 for displaying dimethyl carbonate liquid level;

[0026] Floating member 5 installed in external liquid level display mechanism 4 and multiple groups of horizontal guide mechanism 7 installed at equal angles on floating member 5 realize the stable guidance of floating member 5 with the change of dimethyl carbonate liquid level;

[0027] External liquid level display mechanism 4 includes liquid level vertical cylinder 41, and liquid level vertical cylinder 41 is installed on the outside of tank body 1 through flange structure, and the outside of liquid level vertical cylinder 41 is provided with cut surface 46, and scale line 47 is arranged on cut surface 46.

[0028] The lower end of the liquid level stand cylinder 41 is threadedly connected with a sealing bottom cover 44, a sealing gasket 45 is arranged between the sealing bottom cover 44 and the liquid level stand cylinder 41, the sealing bottom cover 44 can guarantee the sealing effect of the liquid level stand cylinder 41 through the sealing gasket 45, and the floating piece 5 can be taken out for maintenance after the dimethyl carbonate is exhausted, thereby improving the maintenance convenience.

[0029] The flange structure comprises a plurality of groups of fastening bolts 6, an upper flange pipe 2, a lower flange pipe 3, a first butt joint pipe 42 and a second butt joint pipe 43, the upper flange pipe 2 and the lower flange pipe 3 are respectively arranged at two ends of the outside of the tank body 1, the first butt joint pipe 42 and the second butt joint pipe 43 are respectively arranged at two ends of the outside of the liquid level stand cylinder 41, the upper flange pipe 2 and the first butt joint pipe 42 are fastened and connected through the plurality of groups of fastening bolts 6, the lower flange pipe 3 and the second butt joint pipe 43 are fastened and connected through the plurality of groups of fastening bolts 6, the liquid level stand cylinder 41 and the inner cavity of the tank body 1 are communicated through the flange structure, thereby forming a passage, so that the dimethyl carbonate in the tank body 1 can be displayed in the liquid level stand cylinder 41, thereby facilitating the viewing of the liquid level.

[0030] The floating piece 5 comprises a floating block 51, a cylindrical block of the floating block 51, and a hemispherical floating bag 56 arranged at two ends of the floating block 51, the stability of the floating piece 5 when floating up can be guaranteed through the double floating structure of the floating block 51 and the floating bag 56.

[0031] An outer ring 52 is integrally formed on the outside of the floating block 51, a groove 53 is formed on the outside of the outer ring 52, and a prompt ring 54 is arranged in the groove 53, two layers of side grooves 55 are formed on the outside of the floating block 51, and each layer of side grooves 55 is provided with a plurality of groups, the prompt ring 54 is coated with a special color, so that the staff can quickly find the position of the floating piece 5, thereby facilitating the viewing of the liquid level.

[0032] Each group of horizontal guide mechanisms 7 comprises a bottom cylinder 71 arranged in the side groove 55, a T-shaped rod 73 slidingly inserted at one end of the bottom cylinder 71, an installation seat 74 fixedly connected at one end of the T-shaped rod 73, a roller 75 rotatably arranged on the installation seat 74, and a spring 72 abutting at one end of the T-shaped rod 73 in the bottom cylinder 71, the roller 75 on the installation seat 74 is in contact with the inner wall of the liquid level stand cylinder 41 through the elasticity of the spring 72, thereby guaranteeing the stability of the floating block 51.

[0033] The installation seat 74 is in a shape of a Chinese character “”, the roller 75 is rollingly arranged on the inner wall of the liquid level stand cylinder 41, the section 46 of the liquid level stand cylinder 41 is a transparent surface, and the viewing of the liquid level is facilitated.

[0034] In use, the liquid level stand cylinder 41 is installed outside the storage tank body 1 through the flange structure, the inner cavities of the two are communicated to form a passage, and the dimethyl carbonate can flow into the liquid level stand cylinder 41; when the liquid level in the storage tank changes, the liquid level in the liquid level stand cylinder 41 changes synchronously, the floating element 5 rises and falls under the action of the dimethyl carbonate buoyancy, the horizontal guide mechanism 7 on the floating element 5 is driven by the spring 72 to make the roller 75 tightly adhere to the inner wall of the liquid level stand cylinder 41, the stable lifting of the floating element 5 is ensured, and the floating element 5 is prevented from shaking and deviating; the staff can intuitively read the liquid level height of the dimethyl carbonate through the scale line 47 on the cutting surface 46 of the liquid level stand cylinder 41 and the position of the prompt ring 54 on the floating element 5, and the quick and reliable liquid level information is provided for the operator in the case of sudden power failure or automatic system failure, the emergency treatment is facilitated, and the safety risk is reduced.

[0035] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A dimethyl carbonate storage tank liquid level monitoring device characterized by comprising: Include: The tank body (1) and the external liquid level display mechanism (4) for displaying the dimethyl carbonate liquid level; The float (5) installed in the external liquid level display mechanism (4), and a plurality of sets of horizontal guide mechanisms (7) installed at equal angles on the float (5) to realize stable guidance of the float (5) with the change of the dimethyl carbonate liquid level; The external liquid level display mechanism (4) includes a liquid level stand cylinder (41), which is installed outside the tank body (1) through a flange structure, and a cut surface (46) is formed on the outside of the liquid level stand cylinder (41), and a scale line (47) is arranged on the cut surface (46).

2. A dimethyl carbonate storage tank level monitoring device according to claim 1, characterized by: The lower end of the liquid level stand cylinder (41) is threadedly connected with a sealing bottom cover (44), and a sealing washer (45) is arranged between the sealing bottom cover (44) and the liquid level stand cylinder (41).

3. A dimethyl carbonate storage tank level monitoring device according to claim 1, characterized by: The flange structure includes a plurality of sets of fastening bolts (6), an upper flange pipe (2), a lower flange pipe (3), a first butt joint pipe (42) and a second butt joint pipe (43), the upper flange pipe (2) and the lower flange pipe (3) are respectively installed at both ends outside the tank body (1), the first butt joint pipe (42) and the second butt joint pipe (43) are respectively arranged at both ends outside the liquid level stand cylinder (41), the upper flange pipe (2) and the first butt joint pipe (42) are tightly connected through a plurality of sets of fastening bolts (6), and the lower flange pipe (3) and the second butt joint pipe (43) are tightly connected through a plurality of sets of fastening bolts (6).

4. A dimethyl carbonate storage tank level monitoring device according to claim 2, characterized by: The float (5) includes a floating block (51), and the floating block (51) is a cylindrical block, and hemispherical floating capsules (56) are arranged at both ends of the floating block (51).

5. A dimethyl carbonate storage tank level monitoring device according to claim 4, characterized by: An outer ring (52) is integrally formed on the outside of the floating block (51), a groove (53) is formed on the outside of the outer ring (52), a prompt ring (54) is arranged in the groove (53), two layers of side grooves (55) are formed on the outside of the floating block (51), and a plurality of sets of side grooves (55) are arranged in each layer.

6. A dimethyl carbonate storage tank level monitoring device according to claim 5, characterized by: Each set of the horizontal guide mechanism (7) includes a bottom cylinder (71) arranged in the side groove (55), a T-shaped rod (73) is slidingly inserted at one end of the bottom cylinder (71), an installation seat (74) is fixedly connected to one end of the T-shaped rod (73), a roller (75) is rotatably arranged on the installation seat (74), and one end of the T-shaped rod (73) located in the bottom cylinder (71) abuts against a spring (72).

7. A dimethyl carbonate storage tank level monitoring device according to claim 6, characterized by: The cross section of the installation seat (74) is arranged in a shape of a Chinese character "fang", the outside of the roller (75) is rollingly arranged on the inner wall of the liquid level stand cylinder (41), and the cut surface (46) of the liquid level stand cylinder (41) is a transparent surface.

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