Rapid cooling air duct of cast aluminum heater

Abstract

The utility model discloses a rapid cooling air duct of a cast aluminum heater. The rapid cooling air duct comprises a heater mechanism; the air cooling mechanism comprises an air duct connected to the outer wall of the shell in a sleeving manner; the maintenance mechanism comprises an inner gear ring fixed to the top of the air duct, a gear is meshed with the inner wall of the circumference of the inner gear ring, a maintenance frame is rotationally connected to the bottom of the gear, a telescopic rod is rotationally connected to the top of the gear, and a mounting strip is welded to the side, close to the circle center, of the outer wall of the top of the air duct; a lead screw is movably connected to an inner cavity of the mounting strip, a motor is fixedly mounted on the outer wall of one end of the mounting strip, and one end of the lead screw is movably connected with the output end of the motor. The problems that when an existing rapid cooling air channel of the cast aluminum heater is used for a long time, due to lack of regular maintenance and cleaning, the air channel is blocked by dust and other impurities accumulated in the air channel used for a long time, the ventilation effect of the air channel is affected, and the rapid cooling efficiency of cooling airflow of a fan on a shell is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cast aluminum heaters, in particular to a rapid cooling air duct for cast aluminum heaters. Background Art

[0002] The cast aluminum electric heater is an electric heater that uses a tubular electric heating element as the heating element and a shell made of high-quality casting material through die-casting. It has the advantages of long life, good thermal insulation performance, strong mechanical properties, corrosion resistance, and resistance to magnetic fields. After use, the cast aluminum heater is generally cooled by air cooling or water cooling.

[0003] However, it still has the following disadvantages in actual use:

[0004] The existing cast aluminum heater rapid cooling air duct is prone to blockage due to dust and other impurities accumulated in the long-term use of the air duct due to lack of regular maintenance and cleaning, affecting the ventilation effect of the air duct and reducing the rapid cooling efficiency of the fan's cooling airflow on the shell. Utility Model Content

[0005] The utility model aims to provide a rapid cooling air duct for a cast aluminum heater to solve the problem raised in the above-mentioned background technology that the rapid cooling air duct of the existing cast aluminum heater is prone to be blocked by dust and other impurities accumulated in the air duct during long-term use due to lack of regular maintenance and cleaning, thereby affecting the ventilation effect of the air duct and reducing the rapid cooling efficiency of the shell by the cooling airflow of the fan.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a rapid cooling air duct for a cast aluminum heater, comprising:

[0008] a heater mechanism, the heater mechanism comprising a housing;

[0009] An air cooling mechanism, the air cooling mechanism comprising an air duct sleeved on the outer wall of the shell;

[0010] A maintenance mechanism comprises an inner gear ring fixed on the top of the air duct, a gear meshed on the inner circumferential wall of the inner gear ring, the gear being slidably connected to the top of the air duct, a maintenance frame being rotatably connected to the bottom of the gear, a telescopic rod being rotatably connected to the top of the gear, and a mounting strip being welded on the outer wall of the top of the air duct close to the center of the circle.

[0011] Furthermore, a thermostatic controller is fixedly mounted on the outer wall of the shell on one side, and the two shells are mounted by screws;

[0012] Furthermore, a mounting frame is fixedly connected to the outer wall of the air duct on one side, a fan is movably connected to the inner cavity of the mounting frame at equal distances up and down, and a fixing frame is hinged between the two air ducts;

[0013] Furthermore, a ventilation hole is provided on the outer wall of the air duct close to one end of the shell, and the mounting frame is connected to the air duct;

[0014] Furthermore, the inner cavity of the mounting bar is movably connected with a screw rod, one end of the telescopic rod is sleeved on the circumferential outer wall of the screw rod, a motor is fixedly installed on the outer wall of one end of the mounting bar, and one end of the screw rod is movably connected with the output end of the motor;

[0015] Furthermore, it also includes a fixing mechanism, the fixing mechanism includes a baffle hinged on the outer wall of the top of the mounting bar, and sleeves are symmetrically fixedly connected to both sides of the inner wall of the baffle at one end;

[0016] Furthermore, the inner cavity of the sleeve is movably connected to a first spring, and the inner wall of the baffle at the other end is symmetrically fixedly connected to telescopic shafts on both sides, the outer wall of the telescopic shaft is movably connected to a second spring, the top of the second spring is movably connected to a limit shaft, and the outer wall of the sleeve is provided with a limit hole corresponding to the limit shaft;

[0017] Furthermore, it also includes a discharge mechanism, the discharge mechanism includes a discharge pipe fixedly connected to the bottom of the outer wall of the air duct, a movable plate is placed on the outer wall of the discharge pipe away from the air duct, a fixed block is fixedly connected to the circumferential outer wall of the discharge pipe, a third spring is movably connected to the outer wall of the fixed block, and the third spring is connected to the movable plate;

[0018] Compared with the prior art, the advantages of the present invention are:

[0019] The utility model turns on the motor regularly, the motor drives the lead screw to rotate, the lead screw drives the telescopic rod to move along the lead screw in a straight line, the telescopic rod drives the gear to slide along the trajectory of the air duct, the gear drives the telescopic rod to extend, the gear meshes with the inner gear ring and rotates as the telescopic rod moves, the rotation of the gear drives the maintenance frame to move and rotate along the trajectory in the air duct, so that the maintenance frame cleans the inner wall of the air duct, the inner cavity of the air duct can be regularly maintained, the maintenance efficiency is improved, and the normal use of the air duct is guaranteed.

[0020] Based on the first beneficial effect, when there is no need to clean the air duct, manually press the limit shaft downward to make the limit shaft enter the sleeve, slightly pull out the telescopic shaft, release your hand and let the first spring rebound to make the telescopic shaft pop out of the sleeve, the popping force causes the two baffles to move in opposite directions, and the baffle continues to move by its own gravity until it contacts the inner gear ring, thereby sealing the top of the air duct to ensure the cooling effect of the air duct. When maintenance is required, manually move the two baffles close to each other, and manually squeeze the limit shaft, extend the telescopic shaft into the sleeve to squeeze the first spring, continue to move so that the limit shaft coincides with the limit hole, and the second spring rebounds to make the limit shaft extend out of the limit hole to limit the two baffles, which is convenient for maintenance.

[0021] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 The overall structure of the utility model is shown in FIG. Figure 1 ;

[0024] Figure 2 This is a schematic diagram of the air cooling mechanism of the utility model;

[0025] Figure 3 The overall structure of the utility model is shown in FIG. Figure 2 ;

[0026] Figure 4 For the utility model Figure 3 A is shown as an enlarged view;

[0027] Figure 5 This is a schematic diagram of the fixing mechanism of the utility model;

[0028] Figure 6 For the utility model Figure 3 B is an enlarged view.

[0029] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0030] 1. Heater mechanism; 101. Shell; 102. Constant temperature controller; 2. Air cooling mechanism; 201. Air duct; 202. Fixed frame; 203. Mounting frame; 204. Fan; 3. Maintenance mechanism; 301. Internal gear ring; 302. Gear; 303. Telescopic rod; 304. Mounting strip; 305. Motor; 306. Screw; 4. Fixing mechanism; 401. Baffle; 402. Sleeve; 403. First spring; 404. Telescopic shaft; 405. Second spring; 406. Limiting shaft; 5. Discharge mechanism; 501. Discharge pipe; 502. Movable plate; 503. Fixed block; 504. Third spring. DETAILED DESCRIPTION

[0031] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0032] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0033] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0034] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying 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 application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0035] See also Figure 1-6 As shown, this embodiment is a fast cooling air duct for a cast aluminum heater, comprising:

[0036] The heater mechanism 1 comprises a housing 101;

[0037] The air cooling mechanism 2 includes an air duct 201 sleeved on the outer wall of the housing 101;

[0038] Maintenance mechanism 3, maintenance mechanism 3 includes an inner gear ring 301 fixed to the top of the air duct 201, the inner wall of the inner gear ring 301 is meshed with a gear 302, the gear 302 is slidably connected to the top of the air duct 201, the bottom of the gear 302 is rotatably connected to a maintenance frame, the top of the gear 302 is rotatably connected to a telescopic rod 303, and a mounting strip 304 is welded to the outer wall of the top of the air duct 201 near the center of the circle;

[0039] The inner gear ring 301 drives the gear 302 to rotate, the gear 302 drives the maintenance frame to rotate, and the air duct 201 limits the sliding track of the gear 302;

[0040] The inner cavity of the mounting bar 304 is movably connected with a screw rod 306, one end of the telescopic rod 303 is sleeved on the outer wall of the screw rod 306, a motor 305 is fixedly installed on the outer wall of one end of the mounting bar 304, and one end of the screw rod 306 is movably connected to the output end of the motor 305;

[0041] The screw rod 306 and the motor 305 are supported by the mounting bar 304, the motor 305 provides power to the screw rod 306, the screw rod 306 drives the telescopic rod 303 to move, and the telescopic rod 303 is extended and retracted to make the gear 302 move along the track;

[0042] The discharge mechanism 5 includes a discharge pipe 501 fixedly connected to the bottom of the outer wall of the air duct 201, a movable plate 502 is placed on the outer wall of the discharge pipe 501 away from the air duct 201, a fixed block 503 is fixedly connected to the circumferential outer wall of the discharge pipe 501, and a third spring 504 is movably connected to the outer wall of the fixed block 503, and the third spring 504 is connected to the movable plate 502;

[0043] The discharge pipe 501 is closed or opened by the movable plate 502, one end of the third spring 504 is fixed by the fixing block 503, and the movable plate 502 is driven to return to its original position by the third spring 504;

[0044] Working principle: Turn on the motor 305 regularly, the motor 305 drives the screw rod 306 to rotate, the screw rod 306 drives the telescopic rod 303 to move linearly along the screw rod 306, the telescopic rod 303 drives the gear 302 to slide along the trajectory of the air duct 201, the gear 302 drives the telescopic rod 303 to extend, the gear 302 meshes with the inner gear ring 301 and rotates as the telescopic rod 303 moves, the rotation of the gear 302 drives the maintenance frame to move and rotate along the trajectory in the air duct 201, so that the maintenance frame cleans the inner wall of the air duct 201, and the cleaned impurities accumulate at the discharge pipe 501. When the accumulation reaches a certain extent, the movable plate 502 is pushed open to squeeze the third spring 504. When the pushing force is less than the rebound force of the third spring 504, the third spring 504 rebounds to close the movable plate 502 to the discharge pipe 501;

[0045] This step can perform regular maintenance on the inner cavity of the air duct 201 , thereby improving the maintenance efficiency and ensuring the normal use of the air duct 201 .

[0046] See also Figure 1-6 As shown, this embodiment is based on the above embodiment 1 and also includes:

[0047] A thermostatic controller 102 is fixedly mounted on the outer wall of one side housing 101, and the two housings 101 are mounted by screws;

[0048] The temperature of the whole device is controlled by a thermostatic controller 102;

[0049] A mounting frame 203 is fixedly connected to the outer wall of the air duct 201 on one side, a fan 204 is movably connected to the inner cavity of the mounting frame 203 at equal intervals up and down, and a fixing frame 202 is hinged between the two air ducts 201;

[0050] The fan 204 is supported by the mounting frame 203, and the cooling gas output by the fan 204 cools the housing 101, and the two air ducts 201 are connected for use by the fixing frame 202;

[0051] A ventilation hole is provided on the outer wall of the air duct 201 close to one end of the housing 101, and the mounting frame 203 is connected to the air duct 201;

[0052] Output cooling gas through vents;

[0053] The fixing mechanism 4 comprises a baffle 401 hinged on the outer wall of the top of the mounting bar 304, and sleeves 402 are symmetrically fixedly connected to both sides of the inner wall of the baffle 401 at one end;

[0054] The top of the air duct 201 is sealed by the baffle 401, and one end of the first spring 403 is fixed by the sleeve 402;

[0055] The inner cavity of the sleeve 402 is movably connected with a first spring 403, and the inner wall of the baffle 401 at the other end is symmetrically fixedly connected with telescopic shafts 404 on both sides, and the outer wall of the telescopic shaft 404 is movably connected with a second spring 405, and the top of the second spring 405 is movably connected with a limit shaft 406, and the outer wall of the sleeve 402 is provided with a limit hole corresponding to the limit shaft 406;

[0056] The first spring 403 rebounds to make the telescopic shaft 404 extend out of the sleeve 402, and the second spring 405 drives the limiting shaft 406 to extend out of the limiting hole, and the limiting shaft 406 limits the telescopic shaft 404;

[0057] Working principle: when there is no need to clean the air duct 201, manually press the limit shaft 406 downward to make the limit shaft 406 enter the sleeve 402, slightly pull out the telescopic shaft 404, release your hand and let the first spring 403 rebound to make the telescopic shaft 404 pop out of the sleeve 402, the pop-up force makes the two baffles 401 move in opposite directions, the baffle 401 continues to move by its own gravity until it contacts the inner gear ring 301, when maintenance is needed, manually move the two baffles 401 closer to each other, and manually squeeze the limit shaft 406, extend the telescopic shaft 404 into the sleeve 402 to squeeze the first spring 403, continue to move to make the limit shaft 406 coincide with the limit hole, the second spring 405 rebounds to make the limit shaft 406 extend out of the limit hole to limit the two baffles 401;

[0058] In this step, the top of the air duct 201 can be sealed to ensure the cooling effect of the air duct 201 and facilitate maintenance.

[0059] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0060] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A rapid cooling air duct for a cast aluminum heater, characterized in that: include: A heater mechanism (1), the heater mechanism (1) comprising a shell (101); An air cooling mechanism (2), the air cooling mechanism (2) comprising an air duct (201) sleeved on the outer wall of the shell (101); A maintenance mechanism (3), the maintenance mechanism (3) comprising an inner gear ring (301) fixed to the top of the air duct (201), a gear (302) meshing on the circumferential inner wall of the inner gear ring (301), the gear (302) being slidably connected to the top of the air duct (201), a maintenance frame being rotatably connected to the bottom of the gear (302), a telescopic rod (303) being rotatably connected to the top of the gear (302), and a mounting strip (304) being welded to a side of the outer wall of the top of the air duct (201) close to the center of the circle.

2. The rapid cooling air duct for a cast aluminum heater according to claim 1, characterized in that: A constant temperature controller (102) is fixedly mounted on the outer wall of the shell (101) on one side, and the two shells (101) are mounted by means of screws.

3. The rapid cooling air duct for a cast aluminum heater according to claim 1, characterized in that: The outer wall of the air duct (201) on one side is fixedly connected to a mounting frame (203), the inner cavity of the mounting frame (203) is movably connected to a fan (204) equidistantly above and below, and a fixing frame (202) is hingedly connected between the two air ducts (201).

4. The rapid cooling air duct for a cast aluminum heater according to claim 1, characterized in that: A ventilation hole is provided on the outer wall of one end of the air duct (201) close to the shell (101), and the mounting frame (203) is in communication with the air duct (201).

5. The rapid cooling air duct for a cast aluminum heater according to claim 1, characterized in that: The inner cavity of the mounting bar (304) is movably connected to a screw rod (306), one end of the telescopic rod (303) is sleeved on the circumferential outer wall of the screw rod (306), a motor (305) is fixedly mounted on the outer wall of one end of the mounting bar (304), and one end of the screw rod (306) is movably connected to the output end of the motor (305).

6. The rapid cooling air duct for a cast aluminum heater according to claim 1, characterized in that: It also includes a fixing mechanism (4), the fixing mechanism (4) including a baffle (401) hinged to the top outer wall of the mounting bar (304), and sleeves (402) symmetrically fixedly connected to both sides of the inner wall of the baffle (401) at one end.

7. The rapid cooling air duct for a cast aluminum heater according to claim 6, characterized in that: The inner cavity of the sleeve (402) is movably connected to a first spring (403); the inner wall of the baffle (401) at the other end is symmetrically fixedly connected to telescopic shafts (404); the outer wall of the telescopic shaft (404) is movably connected to a second spring (405); the top of the second spring (405) is movably connected to a limiting shaft (406); and the outer wall of the sleeve (402) is provided with a limiting hole corresponding to the limiting shaft (406).

8. The rapid cooling air duct for a cast aluminum heater according to claim 1, characterized in that: The device further comprises a discharge mechanism (5), the discharge mechanism (5) comprising a discharge pipe (501) fixedly connected to the bottom of the outer wall of the air duct (201), a movable plate (502) being placed on the outer wall of the discharge pipe (501) away from the air duct (201), a fixed block (503) being fixedly connected to the circumferential outer wall of the discharge pipe (501), a third spring (504) being movably connected to the outer wall of the fixed block (503), and the third spring (504) being connected to the movable plate (502).

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