CN216344711U - Bauxite shaft kiln waste heat utilization equipment - Google Patents

Abstract

The utility model belongs to the field of waste heat utilization equipment, and particularly relates to a bauxite shaft kiln waste heat utilization device which comprises a hot air collecting pipe, wherein heat preservation shells are arranged at the top and the bottom of the hot air collecting pipe, one sides, close to each other, of the two heat preservation shells are fixedly connected with a heat preservation mechanism, one sides, close to each other, of the two heat preservation shells are fixedly provided with an upper fixing seat and a lower fixing seat respectively, the upper fixing seats and the corresponding lower fixing seats are arranged in a one-to-one correspondence mode, mounting holes are formed in the tops of the lower fixing seats, sliding grooves are formed in the tops of the upper fixing seats, L-shaped limiting plates are arranged in the sliding grooves in a sliding mode and are matched with the mounting holes, fixing springs are fixedly arranged on one sides of the L-shaped limiting plates, and the other ends of the fixing springs are fixedly arranged on the inner walls of the sliding grooves. The utility model has reasonable design, is convenient for combining and installing the two heat preservation shells, and can reduce the heat loss of the hot air collecting pipe through the matching of the heat preservation shells and the heat preservation mechanism.

Description

Bauxite shaft kiln waste heat utilization equipment

Technical Field

The utility model relates to the technical field of waste heat utilization equipment, in particular to a bauxite shaft kiln waste heat utilization device.

Background

Industrial heating furnaces have an important position in industry and are widely used in the field of industrial heating. The patent document with the publication number of CN203550629U discloses a bauxite shaft kiln waste heat utilization device, which comprises a waste heat collecting device and a waste heat distributing device, wherein the waste heat collecting device is communicated with a slag outlet at the lower part of the bauxite shaft kiln through a hot air collecting pipe, the waste heat collecting device is communicated with the waste heat distributing device through a heat pump, and the waste heat distributing device is communicated with a hot air inlet of a burner of the bauxite shaft kiln. The bauxite shaft kiln waste heat utilization device collects and distributes hot air of the bauxite shaft kiln slag outlet to be used as hot air of the combustor, so that on one hand, the inlet temperature of the combustor is improved, the consumption of fuel can be effectively reduced, and the combustion efficiency is improved; on the other hand, hot air is recycled through a sealed pipeline, so that the problems of direct discharge of hot air and environmental pollution are avoided.

The design has the defects that the length of the hot air collecting pipe is long, and the hot air collecting pipe is short of a heat insulation assembly, so that heat is quickly dissipated when the bauxite shaft kiln waste heat is recycled, and the recycling rate of the waste heat is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the heat loss is fast and the recovery and utilization rate of waste heat is influenced when the waste heat of a bauxite shaft kiln is recovered and utilized due to the fact that a hot air collecting pipe lacks a heat insulation component in the prior art, and provides a bauxite shaft kiln waste heat utilization device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a bauxite shaft kiln waste heat utilization device comprises a hot air collecting pipe, wherein heat preservation shells are arranged at the top and the bottom of the hot air collecting pipe, a heat preservation mechanism is fixedly connected at one side, close to each other, of each of the two heat preservation shells, an upper fixing seat and a lower fixing seat are fixedly installed at one side, close to each other, of each of the two heat preservation shells respectively, the upper fixing seats and the corresponding lower fixing seats are arranged in a one-to-one correspondence manner, a mounting hole is formed in the top of each lower fixing seat, a sliding groove is formed in the top of each upper fixing seat, an L-shaped limiting plate is slidably installed in each sliding groove and matched with the corresponding mounting hole, a fixing spring is fixedly arranged at one side of each L-shaped limiting plate, the other end of each fixing spring is fixedly arranged on the inner wall of each sliding groove, a locking mechanism is arranged in each mounting hole and matched with the L-shaped limiting plate, a positioning assembly is arranged between the L-shaped limiting plate and the mounting hole, and an inserting assembly is arranged on the L-shaped limiting plate, and the inserting assembly is matched with the positioning assembly.

Preferably, locking mechanical system includes screw hole, screw rod, revolving fragment and fixed slot, the screw hole is seted up on the inner wall of mounting hole, and the screw rod screw thread sets up in the screw hole, and the revolving fragment is fixed to be set up on the screw rod, and the fixed slot is seted up on L shape limiting plate, and screw rod and fixed slot looks adaptation.

Preferably, the positioning assembly comprises a positioning hole and a positioning rod, the positioning hole is formed in the L-shaped limiting plate, the positioning rod is fixedly mounted on the inner wall of the mounting hole, and the positioning rod is matched with the positioning hole.

Preferably, the inserting assembly comprises a rectangular hole, a trapezoidal seat and a rectangular groove, the rectangular groove is formed in the positioning rod, the rectangular hole is formed in the inner wall of the bottom of the fixing groove, the trapezoidal seat is slidably mounted in the rectangular hole and matched with the fixing groove, and the resetting assembly is arranged between the trapezoidal seat and the rectangular hole.

Preferably, the reset assembly comprises a reset groove, a reset plate and a reset spring, the reset groove is formed in the inner wall of the rectangular hole, the reset plate is fixedly arranged on the trapezoidal seat and is in sliding connection with the reset groove, and the reset plate and the reset groove are fixedly provided with the reset spring.

Preferably, the same guide rod is fixedly connected to the inner walls of the two sides of the sliding groove, and the L-shaped limiting plate is slidably sleeved on the guide rod.

Preferably, the L-shaped limiting plate is provided with a guide hole, a plurality of balls are arranged in the guide hole in a rolling manner, and the balls are connected with the guide rod in a rolling manner.

Preferably, the heat preservation mechanism includes heat preservation and insulating layer, and the insulating layer is fixed to be set up on the heat preservation shell, and the heat preservation is fixed to be set up on the insulating layer.

The utility model has the beneficial effects that:

1. when the two heat preservation shells are installed on the hot air collecting pipe, the heat preservation mechanism is in contact with the hot air collecting pipe, the L-shaped limiting plate can penetrate through the corresponding installation hole, and under the elastic action of the fixing spring, the fixing spring can push the L-shaped limiting plate to move, so that the positioning rod can be clamped into the corresponding positioning hole, and the two heat preservation shells can be preliminarily fixed;

2. the screw rod and the rotating piece are rotated by manually rotating the rotating piece, the screw rod can be screwed into the fixing groove under the action of the threaded hole, and the L-shaped limiting plate can be extruded by the screw rod through the fixing groove, so that the L-shaped limiting plate is stably clamped in the mounting hole;

3. in screw rod screw in fixed slot, the screw rod can extrude trapezoidal seat for trapezoidal seat can the downstream, makes trapezoidal seat extension reset spring and card go into the rectangular channel, can strengthen the fixed to L shape limiting plate, is convenient for install two heat preservation shells, through the cooperation of heat preservation shell and heat preservation mechanism, can reduce the thermal scattering and disappearing of hot-blast collecting pipe.

Drawings

FIG. 1 is a schematic perspective view of a bauxite shaft kiln waste heat utilization device provided by the present invention;

FIG. 2 is a schematic front view of a bauxite shaft kiln waste heat utilization device provided by the present invention;

FIG. 3 is a schematic structural view of part A of a bauxite shaft kiln waste heat utilization device provided by the utility model;

FIG. 4 is a schematic structural diagram of part B of a bauxite shaft kiln waste heat utilization device provided by the utility model.

In the figure: 1. a hot air collecting pipe; 2. a heat preservation shell; 3. a heat preservation mechanism; 4. an upper fixed seat; 5. a lower fixed seat; 6. mounting holes; 7. a sliding groove; 8. an L-shaped limiting plate; 9. fixing the spring; 10. a threaded hole; 11. a screw; 12. a rotating sheet; 13. fixing grooves; 14. a positioning assembly; 15. a plug-in assembly; 16. and resetting the component.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, and the "disposed" refers to an existing connection, whether connected, mounted, secured, or permanently connected. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

This implementation 1

Referring to fig. 1-4, a bauxite shaft kiln waste heat utilization device comprises a hot air collecting pipe 1, wherein heat preservation shells 2 are respectively arranged at the top and the bottom of the hot air collecting pipe 1, a heat preservation mechanism 3 is fixedly connected at one side of each heat preservation shell 2 close to each other, an upper fixing seat 4 and a lower fixing seat 5 are respectively and fixedly arranged at one side of each heat preservation shell 2 close to each other, the upper fixing seats 4 are correspondingly arranged with the corresponding lower fixing seats 5 one by one, a mounting hole 6 is arranged at the top of the lower fixing seat 5, a sliding groove 7 is arranged at the top of the upper fixing seat 4, an L-shaped limiting plate 8 is slidably arranged in the sliding groove 7, the L-shaped limiting plate 8 is matched with the mounting hole 6, a fixing spring 9 is fixedly arranged at one side of the L-shaped limiting plate 8, the other end of the fixing spring 9 is fixedly arranged on the inner wall of the sliding groove 7, a locking mechanism is arranged in the mounting hole 6 and is matched with the L-shaped limiting plate 8, be equipped with locating component 14 between L shape limiting plate 8 and the mounting hole 6, it closes subassembly 15 to be equipped with on the L shape limiting plate 8 to insert, and insert and close subassembly 15 and 14 looks adaptations of locating component, install two heat preservation shells 2 when hot-blast collecting pipe 1, make heat preservation mechanism 3 and hot-blast collecting pipe 1 contact, and L shape limiting plate 8 can run through the mounting hole 6 that corresponds this moment, under fixing spring 9's elastic force effect, fixing spring 9 can promote L shape limiting plate 8 and remove, make the locating lever can block in the locating hole that corresponds, thereby can carry out preliminary fixed to two heat preservation shells 2.

In this embodiment, the locking mechanism includes a threaded hole 10, a screw 11, a rotating plate 12 and a fixing groove 13, the threaded hole 10 is formed on the inner wall of the mounting hole 6, the screw 11 is threaded in the threaded hole 10, the rotating plate 12 is fixedly disposed on the screw 11, the fixing groove 13 is formed on the L-shaped limiting plate 8, the screw 11 is adapted to the fixing groove 13, the positioning assembly 14 includes a positioning hole and a positioning rod, the positioning hole is formed on the L-shaped limiting plate 8, the positioning rod is fixedly mounted on the inner wall of the mounting hole 6 and adapted to the positioning hole, the inserting assembly 15 includes a rectangular hole, a trapezoidal seat and a rectangular groove, the rectangular groove is formed on the positioning rod, the rectangular hole is formed on the inner wall of the bottom of the fixing groove 13, the trapezoidal seat is slidably mounted in the rectangular hole and adapted to the fixing groove 13, and a reset assembly is disposed between the trapezoidal seat and the rectangular hole, the rotating plate 12 is manually rotated, make screw rod 11 and revolving fragment 12 rotate, under the effect of screw hole 10, can make in screw rod 11 screw in fixed slot 13, and screw rod 11 can extrude L shape limiting plate 8 through fixed slot 13 for the card that L shape limiting plate 8 is firm is in mounting hole 6.

In this embodiment, the reset assembly 16 includes a reset groove, a reset plate and a reset spring, the reset groove is formed on the inner wall of the rectangular hole, the reset plate is fixedly disposed on the trapezoidal seat and slidably connected with the reset groove, the reset spring is fixedly disposed between the reset plate and the reset groove, the inner walls on both sides of the sliding groove 7 are fixedly connected with the same guide bar, the L-shaped limiting plate 8 is slidably sleeved on the guide bar, the L-shaped limiting plate 8 is formed with a guide hole, a plurality of balls are rotatably mounted in the guide hole and are rotatably connected with the guide bar, the heat preservation mechanism 3 includes a heat preservation layer and a heat insulation layer, the heat insulation layer is fixedly disposed on the heat preservation shell 2, the heat preservation layer is fixedly disposed on the heat insulation layer, when the screw 11 is screwed into the fixing groove 13, the screw 11 can extrude the trapezoidal seat, so that the trapezoidal seat can move downward, so that the trapezoidal seat stretches the reset spring and is clamped into the rectangular groove, can strengthen fixing L shape limiting plate 8, be convenient for install two heat preservation shells 2, through heat preservation shell 2 and heat preservation mechanism 3's cooperation, can reduce the thermal scattering and disappearing of hot-blast collecting pipe 1.

This implementation 2

Referring to fig. 1-4, a bauxite shaft kiln waste heat utilization device comprises a hot air collecting pipe 1, wherein heat preservation shells 2 are respectively arranged at the top and the bottom of the hot air collecting pipe 1, a heat preservation mechanism 3 is fixedly connected at one side of each heat preservation shell 2 close to each other, an upper fixing seat 4 and a lower fixing seat 5 are respectively and fixedly arranged at one side of each heat preservation shell 2 close to each other, the upper fixing seats 4 are correspondingly arranged with the corresponding lower fixing seats 5 one by one, a mounting hole 6 is arranged at the top of the lower fixing seat 5, a sliding groove 7 is arranged at the top of the upper fixing seat 4, an L-shaped limiting plate 8 is slidably arranged in the sliding groove 7, the L-shaped limiting plate 8 is matched with the mounting hole 6, a fixing spring 9 is fixedly arranged at one side of the L-shaped limiting plate 8, the other end of the fixing spring 9 is fixedly arranged on the inner wall of the sliding groove 7, a locking mechanism is arranged in the mounting hole 6 and is matched with the L-shaped limiting plate 8, a positioning assembly 14 is arranged between the L-shaped limiting plate 8 and the mounting hole 6, an inserting assembly 15 is arranged on the L-shaped limiting plate 8, and the inserting assembly 15 is matched with the positioning assembly 14.

In this embodiment, locking mechanical system includes screw hole 10, screw rod 11, revolving fragment 12 and fixed slot 13, and screw hole 10 is seted up on the inner wall of mounting hole 6, and the screw rod 11 screw thread sets up in screw hole 10, and the revolving fragment 12 is fixed to be set up on screw rod 11, and fixed slot 13 is seted up on L shape limiting plate 8, and screw rod 11 and fixed slot 13 looks adaptation, through being provided with locking mechanical system, can lock L shape limiting plate 8.

In this embodiment, locating component 14 includes locating hole and locating lever, and the locating hole is seted up on L shape limiting plate 8, and fixed mounting has the locating lever on the inner wall of mounting hole 6, and locating lever and locating hole looks adaptation, through being provided with locating component 14, can fix a position L shape limiting plate 8.

In this embodiment, insert and close subassembly 15 and include rectangular hole, trapezoidal seat and rectangular channel, and the rectangular channel is seted up on the locating lever, and the rectangular hole is seted up on the bottom inner wall of fixed slot 13, and trapezoidal seat slidable mounting is in the rectangular hole, and trapezoidal seat and fixed slot 13 looks adaptation, and is equipped with reset assembly between trapezoidal seat and the rectangular hole, inserts through being provided with and closes subassembly 15, can strengthen fixing L shape limiting plate 8.

In this embodiment, reset assembly 16 includes the groove that resets, resets board and reset spring, and the groove that resets is seted up on the inner wall of rectangular hole, and the board that resets is fixed to be set up on trapezoidal seat, and resets board and the groove sliding connection that resets, resets and reset fixedly between the groove and be provided with reset spring, through being provided with the machine that resets, can make trapezoidal seat reset.

In this embodiment, the same guide bar of fixedly connected with on the both sides inner wall of sliding tray 7, and the sliding sleeve of L shape limiting plate 8 is established on the guide bar, has seted up the guiding hole on the L shape limiting plate 8, and the rolling is installed a plurality of balls in the guiding hole, and ball and guide bar roll connection, through being provided with guide bar and ball, can make L shape limiting plate 8 carry out stable removal.

In this embodiment, heat preservation mechanism 3 includes heat preservation and insulating layer, and the insulating layer is fixed to be set up on heat preservation shell 2, and the fixed setting of insulating layer is on the insulating layer, through being provided with hot-water layer and heat preservation, is convenient for keep warm to hot-blast collecting pipe 1, can reduce thermal scattering and disappearing.

In the utility model, when two heat preservation shells 2 are arranged on a hot air collecting pipe 1, a heat preservation mechanism 3 is contacted with the hot air collecting pipe 1, and at the moment, an L-shaped limiting plate 8 can penetrate through a corresponding mounting hole 6, under the elastic force action of a fixed spring 9, the fixed spring 9 can push the L-shaped limiting plate 8 to move, so that a positioning rod can be clamped into the corresponding positioning hole, so that the two heat preservation shells 2 can be preliminarily fixed, a screw 11 and a rotating plate 12 can rotate by manually rotating the rotating plate 12, the screw 11 can be screwed into a fixed groove 13 under the action of a threaded hole 10, the screw 11 can extrude the L-shaped limiting plate 8 through the fixed groove 13, so that the L-shaped limiting plate 8 is stably clamped in the mounting hole 6, when the screw 11 is screwed into the fixed groove 13, the screw 11 can extrude a trapezoidal seat, so that the trapezoidal seat can move downwards, make trapezoidal seat extension reset spring and card go into the rectangular channel, can strengthen the fixed to L shape limiting plate 8, be convenient for install two heat preservation shells 2, through the cooperation of heat preservation shell 2 and heat preservation mechanism 3, can reduce the thermal scattering and disappearing of hot-blast collecting pipe 1.

The bauxite shaft kiln waste heat utilization device provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a bauxite shaft kiln waste heat utilization equipment, including hot-blast collecting pipe (1), a serial communication port, the top and the bottom of hot-blast collecting pipe (1) all are equipped with heat preservation shell (2), one side that two heat preservation shell (2) are close to each other all fixedly connected with heat preservation mechanism (3), one side that two heat preservation shell (2) are close to each other is fixed mounting respectively has last fixing base (4) and lower fixing base (5), and go up fixing base (4) and the lower fixing base (5) one-to-one setting that corresponds, mounting hole (6) have been seted up at the top of lower fixing base (5), sliding tray (7) have been seted up at the top of going up fixing base (4), slidable mounting has L shape limiting plate (8) in sliding tray (7), and L shape limiting plate (8) and mounting hole (6) looks adaptation, one side of L shape limiting plate (8) is fixed and is provided with fixed spring (9), the other end of the fixed spring (9) is fixedly arranged on the inner wall of the sliding groove (7), a locking mechanism is arranged in the mounting hole (6), the locking mechanism is matched with the L-shaped limiting plate (8), a positioning assembly (14) is arranged between the L-shaped limiting plate (8) and the mounting hole (6), an inserting assembly (15) is arranged on the L-shaped limiting plate (8), and the inserting assembly (15) is matched with the positioning assembly (14).

2. The bauxite shaft kiln waste heat utilization device is characterized in that the locking mechanism comprises a threaded hole (10), a screw rod (11), a rotating piece (12) and a fixing groove (13), the threaded hole (10) is formed in the inner wall of the mounting hole (6), the screw rod (11) is arranged in the threaded hole (10) in a threaded mode, the rotating piece (12) is fixedly arranged on the screw rod (11), the fixing groove (13) is formed in the L-shaped limiting plate (8), and the screw rod (11) is matched with the fixing groove (13).

3. The bauxite shaft kiln waste heat utilization device as claimed in claim 1, wherein the positioning assembly (14) comprises a positioning hole and a positioning rod, the positioning hole is formed in the L-shaped limiting plate (8), the positioning rod is fixedly mounted on the inner wall of the mounting hole (6), and the positioning rod is matched with the positioning hole.

4. The bauxite shaft kiln waste heat utilization device as claimed in claim 1, wherein the insertion assembly (15) comprises a rectangular hole, a trapezoidal seat and a rectangular groove, the rectangular groove is formed in the positioning rod, the rectangular hole is formed in the inner wall of the bottom of the fixing groove (13), the trapezoidal seat is slidably mounted in the rectangular hole and is matched with the fixing groove (13), and a reset assembly (16) is arranged between the trapezoidal seat and the rectangular hole.

5. The bauxite shaft kiln waste heat utilization device as claimed in claim 4, wherein the reset component (16) comprises a reset groove, a reset plate and a reset spring, the reset groove is formed in the inner wall of the rectangular hole, the reset plate is fixedly arranged on the trapezoidal seat and is in sliding connection with the reset groove, and the reset spring is fixedly arranged between the reset plate and the reset groove.

6. The bauxite shaft kiln waste heat utilization device as claimed in claim 1, wherein the same guide rod is fixedly connected to the inner walls of the two sides of the sliding groove (7), and the L-shaped limiting plate (8) is slidably sleeved on the guide rod.

7. The bauxite shaft kiln waste heat utilization device as claimed in claim 1, wherein the L-shaped limiting plate (8) is provided with a guide hole, a plurality of balls are arranged in the guide hole in a rolling manner, and the balls are connected with the guide rod in a rolling manner.

8. The bauxite shaft kiln waste heat utilization device as claimed in claim 1, wherein the heat insulation mechanism (3) comprises a heat insulation layer and a heat insulation layer, the heat insulation layer is fixedly arranged on the heat insulation shell (2), and the heat insulation layer is fixedly arranged on the heat insulation layer.

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