Waste heat recovery device based on boiler pressure vessel

Abstract

The utility model relates to the technical field of waste heat recovery devices, in particular to a waste heat recovery device based on a boiler pressure vessel, which comprises a base, a waste heat recovery device body is embedded in the top end of the base in a sliding manner, and a plurality of support rods are embedded in the inner wall of the bottom end of the base in a sliding manner in a symmetrical array manner; the top ends of the supporting rods are fixedly connected with the bottom end of the waste heat recovery device body, supporting legs are fixedly arranged at the four corners of the bottom end of the base, the input end of the waste heat recovery device body is fixedly connected with a telescopic pipe, and the front end of the telescopic pipe is fixedly connected with a flange. Through holes are formed in the flange, studs matched with the through holes in the flange are symmetrically and fixedly arranged on the front side of the waste heat recovery device body, the front ends of the studs extend to the front side of the flange after passing through the adjacent through holes, and fixing holes are symmetrically formed in the bottom ends of the supporting legs in a penetrating mode. Meanwhile, the production cost of the device is reduced.

Description

Technical Field

[0001] The utility model relates to a waste heat recovery device for a boiler pressure vessel, belonging to the technical field of waste heat recovery devices. Background Art

[0002] Boiler pressure vessel is the full name of boiler and pressure vessel. Because they are both special equipment, they occupy a very important position in production and life. Boiler pressure vessel will have waste heat during use. If it is not utilized, it will cause energy waste. Therefore, waste heat recovery device will be used.

[0003] According to the announcement number CN217005488U, a waste heat recovery device for a boiler pressure vessel is disclosed, including a waste heat recovery device and a base, the waste heat recovery device is located at the top of the base, and the left side of the base is fixedly connected with an output motor. The utility model sets an output motor, a bidirectional screw, a first rotating shaft, a movable rod and a second rotating shaft for coordinated use, the output motor can drive the bidirectional screw to rotate, the bidirectional screw can realize the two first rotating shafts to move in both directions at the same time, as the first rotating shaft moves, it drives the movable rod, the movable rod pushes the second rotating shaft to move upward, and the second rotating shaft drives the waste heat recovery device to move upward, so that when the terrain is low, it can be better connected to the pipeline, solving the problem that the boiler waste heat recovery device is generally installed outdoors, the outdoor terrain is difficult to predict, which easily leads to the installation of the boiler waste heat recovery and the connecting pipeline at different levels, and it is inconvenient to install the boiler waste heat recovery device.

[0004] Although the above-mentioned device can conveniently adjust the height of the device according to the actual installation situation, the position of the device must be fixed at a suitable position first. If it is not convenient to install the device at a suitable position, or there is an inclination between the connection of the waste heat recovery device and the pipeline, the device will be inconvenient to install, thereby making the applicability of the device lower, and the device requires the use of a driving device, which makes the production cost of the device higher. Utility Model Content

[0005] The purpose of the utility model is to provide a waste heat recovery device for a boiler pressure vessel. The utility model can effectively improve the applicability of the device and reduce the production cost of the device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A waste heat recovery device for a boiler pressure vessel includes a base, a waste heat recovery device body is slidably embedded in the top of the base, a plurality of support rods are slidably embedded in the inner wall of the bottom end of the base in a symmetrical array, the top ends of the support rods are fixedly connected to the bottom end of the waste heat recovery device body, and legs are fixedly provided at the four corners of the bottom end of the base, an input end of the waste heat recovery device body is fixedly connected to a telescopic tube, a front end of the telescopic tube is fixedly connected to a flange, and studs matching the through holes on the flange are symmetrically fixed on the front side of the waste heat recovery device body, and the front ends of the studs extend to the front side of the flange after passing through adjacent through holes.

[0008] Furthermore, fixing holes are symmetrically formed through the bottom ends of the legs.

[0009] Furthermore, a slide groove is opened in the lower part of the base, and an adjusting screw is rotatably embedded in the bottom end of the base. The top end of the adjusting screw extends into the slide groove, and a slider is threadedly sleeved on the adjusting screw located in the slide groove. The bottom ends of the support rods extend into the slide groove and are fixedly connected to the top end of the slider.

[0010] Furthermore, the sliding block is slidably connected to the sliding groove, and a threaded seat matching the adjusting screw rod is fixedly embedded through the sliding block.

[0011] Furthermore, a sliding rod is symmetrically and slidably embedded on the sliding block, and both ends of the sliding rod are fixedly connected to the inner wall of one side adjacent to the sliding groove.

[0012] Furthermore, nuts are threadedly sleeved on the studs, and rear sides of the nuts are in contact with the front sides of the flanges.

[0013] The beneficial effects of the utility model are:

[0014] The utility model is provided with an adjusting screw rod, a telescopic tube and a stud. When in use, the device is fixed at a suitable position, and then the adjusting screw rod is rotated to drive the slider to move up and down in the slide groove. At this time, the slider will drive the waste heat recovery device body to move up and down through the support rod, so that the waste heat recovery device can be adjusted to a suitable position, and then the nut is loosened and removed, so that the flange can be removed, and then the telescopic tube is fixedly connected to the pipeline through the flange, so that the applicability of the device can be improved. When not in use, the flange is fixed to the stud by the nut, so that the device is easy to store and move. The utility model can effectively improve the applicability of the device and reduce the production cost of the device at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.

[0016] Figure 1 This is a front view of the waste heat recovery device for a boiler pressure vessel according to the utility model;

[0017] Figure 2 This is a schematic diagram of the overall structure of the waste heat recovery device for a boiler pressure vessel of the utility model;

[0018] Figure 3 It is a top view of the base and the slideway of the waste heat recovery device for a boiler pressure vessel according to the utility model;

[0019] Figure 4 It is a top view of the waste heat recovery device body based on the waste heat recovery device for boiler pressure vessel of the utility model;

[0020] Numbers in the figure: 1. Base; 2. Waste heat recovery device body; 3. Support rod; 4. Support leg; 5. Telescopic tube; 6. Flange; 7. Stud; 8. Slide groove; 9. Adjusting screw; 10. Slider; 11. Slide rod; 12. Nut. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1 Please refer to Figure 1-Figure 4 , the utility model provides a technical solution:

[0023] A waste heat recovery device for a boiler pressure vessel includes a base 1, a waste heat recovery device body 2 is slidably embedded in the top of the base 1, a plurality of support rods 3 are slidably embedded in the inner wall of the bottom end of the base 1 in a symmetrical array, the top ends of the support rods 3 are fixedly connected to the bottom end of the waste heat recovery device body 2, and legs 4 are fixedly provided at the four corners of the bottom end of the base 1, an input end of the waste heat recovery device body 2 is fixedly connected to a telescopic tube 5, a front end of the telescopic tube 5 is fixedly connected to a flange 6, and studs 7 matching the through holes on the flange 6 are symmetrically fixed on the front side of the waste heat recovery device body 2, and the front ends of the studs 7 extend to the front side of the flange 6 after passing through adjacent through holes.

[0024] Specifically, Figure 1 and Figure 2 As shown, fixing holes are symmetrically opened through the bottom ends of the legs 4. By setting the fixing holes, the device can be fixed at a suitable position using bolts.

[0025] Specifically, Figure 1-Figure 4 As shown, a slide groove 8 is opened in the lower part of the base 1, and an adjusting screw rod 9 is rotatably embedded in the bottom end of the base 1. The top end of the adjusting screw rod 9 extends into the slide groove 8, and a slider 10 is threadedly sleeved on the adjusting screw rod 9 located in the slide groove 8. The bottom ends of the support rods 3 extend into the slide groove 8 and are fixedly connected to the top ends of the sliders 10. The sliders 10 are slidably connected to the slide groove 8, and a threaded seat matching the adjusting screw rod 9 is fixedly embedded on the slider 10. By rotating the adjusting screw rod 9, the adjusting screw rod 9 drives the slider 10 to move up and down in the slide groove 8. At this time, the slider 10 will drive the waste heat recovery device body 2 to move up and down through the support rod 3.

[0026] Specifically, Figure 1-Figure 4 As shown, the studs 7 are all threadedly sleeved with nuts 12 , and the rear sides of the nuts 12 are in contact with the front sides of the flanges 6 . By providing the nuts 12 , the flanges 6 can be fixed on the studs 7 .

[0027] Example 2 Please refer to Figure 2 and Figure 3 The difference between this embodiment and embodiment 1 is that a slide rod 11 is symmetrically and slidably embedded in the slider 10, and both ends of the slide rod 11 are fixedly connected to the inner wall of one side adjacent to the slide groove 8. When the slider 10 moves, the slide rod 11 can support the slider 10.

[0028] Working principle of the utility model: when in use, the device is fixed in a suitable position with bolts, and then the adjusting screw rod 9 is rotated so that the adjusting screw rod 9 drives the slider 10 to move up and down in the slide groove 8. At this time, the slider 10 will drive the waste heat recovery device body 2 to move up and down through the support rod 3, so that the waste heat recovery device body 2 can be adjusted to a suitable height. When the slider 10 moves, the slide rod 11 can support the slider 10, and then the nut 12 is loosened and removed, so that the flange 6 can be removed, and then the telescopic tube 5 is fixedly connected to the pipeline through the flange 6.

[0029] 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 waste heat recovery device for a boiler pressure vessel, comprising a base (1), characterized in that: A waste heat recovery device body (2) is slidably embedded in the top of the base (1); a plurality of support rods (3) are slidably embedded in the inner wall of the bottom end of the base (1) in a symmetrical array; the top ends of the support rods (3) are fixedly connected to the bottom end of the waste heat recovery device body (2); support legs (4) are fixedly provided at the four corners of the bottom end of the base (1); a telescopic tube (5) is fixedly connected to the input end of the waste heat recovery device body (2); a flange (6) is fixedly connected to the front end of the telescopic tube (5); studs (7) matching the through holes on the flange (6) are symmetrically fixedly provided on the front side of the waste heat recovery device body (2); the front ends of the studs (7) extend to the front side of the flange (6) after passing through adjacent through holes.

2. The waste heat recovery device for a boiler pressure vessel according to claim 1 is characterized in that: The bottom ends of the legs (4) are symmetrically provided with fixing holes.

3. The waste heat recovery device for a boiler pressure vessel according to claim 1 is characterized in that: A slide groove (8) is provided in the lower part of the base (1), and an adjusting screw rod (9) is rotatably embedded in the bottom end of the base (1). The top end of the adjusting screw rod (9) extends into the slide groove (8), and a slider (10) is threadedly sleeved on the adjusting screw rod (9) located in the slide groove (8). The bottom ends of the support rods (3) extend into the slide groove (8) and are fixedly connected to the top end of the slider (10).

4. The waste heat recovery device for a boiler pressure vessel according to claim 3 is characterized in that: The sliding block (10) is slidably connected to the sliding groove (8), and a threaded seat matching the adjusting screw rod (9) is fixedly embedded through the sliding block (10).

5. The waste heat recovery device for a boiler pressure vessel according to claim 4 is characterized in that: A sliding rod (11) is symmetrically and slidably embedded in the sliding block (10), and both ends of the sliding rod (11) are fixedly connected to an inner wall of one side adjacent to the sliding groove (8).

6. The waste heat recovery device for a boiler pressure vessel according to claim 1 is characterized in that: The studs (7) are all threadedly sleeved with nuts (12), and the rear sides of the nuts (12) are in contact with the front sides of the flanges (6).

Images