Acid liquor heating unit for bromine production

Abstract

The utility model relates to the technical field of acid liquor heating, in particular to an acid liquor heating unit for bromine production, which comprises a box body, a feed joint and a discharge joint are arranged on the box body in a sliding manner, a heating component is arranged in the box body and comprises a heating pipe, a coil is wound outside the heating pipe, the heating pipe is connected with the feed joint and the discharge joint, and the feed joint is connected with the discharge joint. A moving assembly is arranged between the heating pipe and the box body and comprises sliding blocks symmetrically arranged at the top end and the bottom end of the heating pipe, the sliding blocks are slidably connected to the inner wall of the box body, rotatable driving rods are arranged in the sliding blocks in a threaded and penetrating mode, and plugging assemblies are symmetrically arranged on the side, away from the transmission wheel, in the box body. Each plugging assembly comprises barrier strips symmetrically connected to the box body, and the ends, close to the symmetric center, of the barrier strips are elastically connected with movable plates. Therefore, on the premise that the heating effect is guaranteed, monitoring and overhauling of operators are facilitated, heat loss is reduced, and heating efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of acid liquid heating, in particular to an acid liquid heating unit for bromine production. Background Art

[0002] Acidic media are highly corrosive when heated, so the material selection of heating equipment is very important. Stainless steel, alloys, tantalum, niobium and other materials are usually selected, and heat is transferred using heating media such as high-pressure steam or thermal oil. However, it is difficult to use it to heat high-concentration and high-boiling-point acids, and the heating efficiency is low and the equipment cost is high. Therefore, electromagnetic induction heating devices have emerged.

[0003] At present, the existing electromagnetic induction heating device, such as the Chinese patent with publication number CN115235113A, discloses a tubular acid heating device using electromagnetic induction heating, including a heating tube, a corrosion-resistant and high-temperature resistant insulation layer is sheathed on the outside of the heating tube, a cylindrical protective shell is arranged on the outside of the insulation layer, a support ear is fixed on the lower end of the protective shell, a lifting ear is fixed on the upper end of the protective shell, the upper end and the lower end of the heating tube are exposed outside the protective shell, a semicircular ring groove is arranged on the upper end of the heating tube, a retaining ring is expanded and inserted into the semicircular ring groove, and a loose sleeve is installed on the heating tube below the retaining ring. Flange, a coil made of special cable is wrapped around the outside of the protective shell, the end of the coil is connected to the output terminal terminal in the electromagnetic control cabinet, and a ferrite magnetic strip parallel to the protective shell is attached to the outside of the coil at a certain interval. The heating tube made of electromagnetic heating high-silicon cast iron has a simple structure and is easy to manufacture, the heating area is easy to adjust, the installation and maintenance are more convenient, the environmental pollution is small and safer, but the coil and electrical connecting wires of the above device are exposed to the outside, the heat loss is large during the heating process, the messy electrical connecting wires will interfere with the operator's actions, and it is not easy to maintain, and it is inconvenient to use.

[0004] How to ensure the heating effect while facilitating operators to monitor and repair, reduce heat loss and improve heating efficiency has become a technical problem that needs to be broken through.

[0005] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0006] In view of the above-mentioned defects, the purpose of the utility model is to provide an acid liquid heating unit for bromine production, which has a simple structure and can be convenient for operators to monitor and repair while ensuring the heating effect, thereby reducing heat loss and improving heating efficiency.

[0007] In order to achieve the above-mentioned purpose, the utility model provides an acid heating unit for bromine production, comprising a box body, on which a feed joint and a discharge joint are slidably provided, a heating component is provided inside the box body, and the heating component comprises a heating tube, the outside of which is wound with a coil, and the heating tube connects the feed joint and the discharge joint.

[0008] A moving assembly is provided between the heating tube and the box body, and the moving assembly includes sliders symmetrically arranged at the top and bottom ends of the heating tube, the sliders are slidably connected to the inner wall of the box body, and a rotatable driving rod is threadedly penetrated inside the sliders.

[0009] A blocking assembly is symmetrically arranged on one side of the box body away from the transmission wheel. The blocking assembly comprises blocking bars symmetrically connected to the box body. One end of the blocking bar close to the symmetry center is elastically connected to a movable plate.

[0010] According to the acid liquid heating unit for bromine production of the utility model, the driving rods are rotatably connected to the inner wall of the box body, the outer side of the driving rods away from the slider is sleeved with a transmission wheel, a transmission belt is provided between the two transmission wheels, and a driving member is provided on the outer wall of the box body, and the driving member is connected to one of the driving rods.

[0011] According to the acid liquid heating unit for bromine production of the utility model, the end of the movable plate close to the baffle is inserted into the baffle, and the movable plate inside the baffle is symmetrically provided with plug blocks, the baffle is provided with slots matching with the plug blocks, the plug blocks are slidably arranged in the slots, and elastic parts are provided between the plug blocks and the slots.

[0012] According to the acid solution heating unit for bromine production of the utility model, the elastic member is a spring.

[0013] According to the acid liquid heating unit for bromine production of the utility model, a limit block is provided at one end of the sliding block close to the inner wall of the box body, a limit groove cooperating with the limit block is provided on the inner wall of the box body, and the limit blocks are slidably arranged in the limit grooves. The limit blocks can slide in the limit grooves and will not fall out of the limit grooves.

[0014] According to the acid solution heating unit for bromine production of the utility model, one end of the movable plate close to the sliding block is provided with a cambered surface.

[0015] The purpose of the utility model is to provide an acid heating unit for bromine production, including a moving component, the slider of which can drive the heating component to move outside the box until most of the heating component is exposed from the box, so that the operator can inspect and repair the heating component; the box can slow down the speed of heat dissipation outside the heating tube, ensure the heating effect, reduce heat loss, and improve heating efficiency; the movable plate is provided with an arc surface at one end close to the slider to reduce the friction between the movable plate and the slider. In summary, the beneficial effects of the utility model are: it can facilitate operator monitoring and inspection, reduce heat loss, and improve heating efficiency while ensuring the heating effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the structural diagram of the utility model;

[0017] Figure 2 This is the structural diagram of the interior of the box;

[0018] Figure 3 It is a longitudinal section view of the slider;

[0019] Figure 4 It is a cross-sectional view in the horizontal direction at the movable plate;

[0020] In the figure: 1-box, 11-feed connector, 2-heating assembly, 21-heating tube, 22-coil, 3-moving assembly, 31-driving rod, 311-driving member, 32-transmission wheel, 33-transmission belt, 34-slider, 4-sealing assembly, 41-blocking bar, 42-movable plate, 43-elastic member. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", "top / bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installed", "provided with", "sleeved / connected", "connected", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0024] See also Figure 1 and Figure 2 The utility model provides an acid liquid heating unit for bromine production, including a box body 1, a feed joint 11 is slidably connected to the lower part of one side of the box body 1, and a discharge joint is slidably connected to the upper part of the other side of the box body 1, and the feed joint 11 and the discharge joint will not be separated from the box body 1. A heating component 2 is arranged inside the box body 1, and the heating component 2 includes a heating tube 21, and a coil 22 is wound around the outside of the heating tube 21 (using the coil 22 to heat the heating tube 21 is a mature prior art, and its specific structure, connection method and principle of electromagnetic induction heating are not described here. (without further elaboration), a feed port is provided at the lower portion of one side of the heating tube 21, and a discharge port is provided at the upper portion of the other side of the heating tube 21, the feed port is directly opposite to the feed joint 11, and the discharge port is directly opposite to the discharge joint, by sliding the feed joint 11 and the discharge joint, the feed joint 11, the discharge joint and the connecting flanges of the feed port and the discharge port can be connected, and then the other ends of the feed joint 11 and the discharge joint are connected to the pipeline to complete the connection, the box body 1 can slow down the speed of external heat dissipation of the heating tube 21, and multiple box bodies 1 can be connected in series to form a unit for continuous heating.

[0025] See also Figure 1 and Figure 2 Preferably, temperature sensors may be respectively arranged inside the heating tube 21 and the box body 1, flow meters may be respectively arranged on the feed port and the discharge port of the heating tube 21, and a display screen may be arranged outside the box body 1, and the display screen may be electrically connected to the temperature sensor and the flow meter, so that the operator can intuitively see the working conditions inside the box body 1 (using a display screen to display the readings of the temperature sensor and the flow meter is a conventional method for those skilled in the art, and using a temperature sensor and a flow meter to measure temperature and flow is also a mature prior art in this field, and the specific connection method and working principle will not be repeated here).

[0026] See also Figure 1 to Figure 4A moving assembly 3 is provided between the heating tube 21 and the box body 1. The moving assembly 3 includes sliders 34 symmetrically arranged at the top and bottom ends of the heating tube 21. The sliders 34 are slidably connected to the inner wall of the box body 1 (a limit block is provided at one end of the slider 34 close to the inner wall of the box body 1, and a limit groove matching the limit block is provided on the inner wall of the box body 1. The limit blocks are slidably arranged in the limit groove, and the limit blocks can slide in the limit groove, and the limit blocks will not be separated from the limit groove). A driving rod 31 is threadedly penetrated inside the slider 34, and the driving rod 31 is rotatably connected to the inner wall of the box body 1. A transmission wheel 3 is sleeved on the outside of the side of the driving rod 31 away from the slider 34. 2. The transmission wheel 32 can drive the driving rod 31 to rotate. A transmission belt 33 is provided between the two transmission wheels 32. The transmission belt 33 can ensure that the two transmission wheels 32 rotate synchronously. A driving member 311 is provided on the outer wall of the box body 1. The driving member 311 is connected to one of the driving rods 31. When the driving member 311 is turned on, the driving member 311 drives the two transmission wheels 32 to rotate, and the two transmission wheels 32 drive the two driving rods 31 to rotate. Under the restriction of the limit block and the limit groove, the two sliders 34 move in the same direction (the external thread direction of the two driving rods 31 and the internal thread direction of the two sliders 34 are reasonably set to ensure that the two sliders 34 can move in the same direction).

[0027] See also Figure 1 to Figure 4 Preferably, the driving member 311 is a rotating motor to provide power for the device.

[0028] See also Figure 1 to Figure 4 Preferably, the transmission belt 33 is a belt that transmits power from one transmission wheel 32 to another transmission wheel 32.

[0029] See also Figure 1 to Figure 4 A blocking assembly 4 is symmetrically provided on one side of the box body 1 away from the transmission wheel 32. The blocking assembly 4 includes a baffle 41 symmetrically connected to the box body 1, and one end of the baffle 41 close to the symmetry center is elastically connected to a movable plate 42 (the end of the movable plate 42 close to the baffle 41 is inserted into the baffle 41, and plug blocks are symmetrically provided on the movable plate 42 inside the baffle 41, and slots matching the plug blocks are provided inside the baffle 41, and the plug blocks are slidably set in the slots, and elastic members 43 are provided between the plug blocks and the slots), the two movable plates 42 on the same side are abutted against each other, and the end of the movable plate 42 close to the slider 34 is abutted against the slider 34, which can prevent foreign debris from entering the box body 1 from here.

[0030] See also Figure 1 to Figure 4 Preferably, one end of the movable plate 42 close to the slider 34 is provided with a curved surface to reduce the friction between the movable plate 42 and the slider 34.

[0031] See also Figure 1 to Figure 4 Preferably, the elastic member 43 is a spring to provide return power.

[0032] See also Figure 1 to Figure 4 When the heating component 2 needs to be repaired, the feeding is stopped, and after the acid liquid inside the heating tube 21 is drained, a cleaning solution is introduced into the heating tube 21 to remove the remaining acid (usually a dilute alkaline solution is selected), the door of the box body 1 is opened, and the feed port is separated from the feed joint 11, and the discharge port is separated from the discharge joint, and then the driving member 311 is turned on, and the slider 34 drives the heating component 2 to move to the outside of the box body 1 until most of the heating component 2 is exposed from the box body 1 (at the same time, the slider 34 pushes the movable plate 42 to retract the movable plate 42 into the baffle 41), so that the operator can repair the heating component 2.

[0033] The utility model provides an acid heating unit for bromine production, including a moving component, a slider of the moving component can drive the heating component to move outside the box until most of the heating component is exposed from the box, which is convenient for operators to inspect and repair the heating component; the box can slow down the speed of heat dissipation outside the heating tube, ensure the heating effect, reduce heat loss, and improve heating efficiency; the movable plate is provided with an arc surface at one end close to the slider to reduce the friction between the movable plate and the slider. In summary, the beneficial effects of the utility model are: it can facilitate operator monitoring and maintenance, reduce heat loss, and improve heating efficiency while ensuring the heating effect.

[0034] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make various corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. An acid heating unit for bromine production, It is characterized in that It comprises a box body, on which a feed joint and a discharge joint are slidably provided, a heating component is provided inside the box body, the heating component comprises a heating tube, a coil is wound around the outside of the heating tube, and the heating tube is connected to the feed joint and the discharge joint; A moving assembly is provided between the heating tube and the box body, and the moving assembly includes sliders symmetrically arranged at the top and bottom ends of the heating tube, the sliders are slidably connected to the inner wall of the box body, and a rotatable driving rod is threadedly penetrated inside the sliders; A blocking assembly is symmetrically arranged on one side of the box body away from the transmission wheel. The blocking assembly comprises blocking bars symmetrically connected to the box body. One end of the blocking bar close to the symmetry center is elastically connected to a movable plate.

2. The acid solution heating unit for bromine production according to claim 1, It is characterized in that The driving rods are all rotatably connected to the inner wall of the box body, and a transmission wheel is sleeved on the outer side of the driving rod away from the slider, and a transmission belt is arranged between the two transmission wheels. A driving member is arranged on the outer wall of the box body, and the driving member is connected to one of the driving rods.

3. The acid solution heating unit for bromine production according to claim 1, It is characterized in that The ends of the movable plates close to the baffle bars are inserted into the baffle bars, and the movable plates inside the baffle bars are symmetrically provided with insert blocks, the baffle bars are provided with slots matching with the insert blocks, the insert blocks are slidably arranged in the slots, and elastic parts are provided between the insert blocks and the slots.

4. The acid heating unit for bromine production according to claim 3, It is characterized in that The elastic member is a spring.

5. The acid solution heating unit for bromine production according to claim 1, It is characterized in that The sliding block is provided at one end close to the inner wall of the box body, and the inner wall of the box body is provided with a limiting groove cooperating with the limiting block. The limiting blocks are slidably arranged in the limiting groove, and the limiting blocks can slide in the limiting groove without being separated from the limiting groove.

6. The acid solution heating unit for bromine production according to claim 1, It is characterized in that The movable plate is provided with a curved surface at one end close to the sliding block.

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