CN210892621U

CN210892621U - Heating device of rolling type drying cylinder

Info

Publication number: CN210892621U
Application number: CN201921652293.6U
Authority: CN
Inventors: 余道宽; 邱菊; 喻树洋; 黄强; 吴允海
Original assignee: Nanjing Xingkai New Building Materials Co Ltd
Current assignee: Nanjing Xingkai New Building Materials Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-30
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a heating device of a rolling type drying cylinder, which comprises a frame and a drying cylinder arranged on the frame, and also comprises a combustion component arranged at the discharge end of the drying cylinder and a heat conduction component extending into the drying cylinder, wherein the combustion component comprises a combustion cylinder arranged at the discharge end of the drying cylinder, a fan arranged at the tail end of the combustion cylinder, a gas pipe arranged in the cylinder along the axis of the combustion cylinder in a penetrating way, a worm wheel blade rotatably connected on the inner side wall of the combustion cylinder, and an ignition rod arranged at one end of the gas pipe close to the drying cylinder, the outer side wall of the combustion cylinder is provided with a vertical fixed plate, and the fixed plate is fixedly connected on the frame through bolts; the utility model discloses have the effect that makes the natural gas burning abundant and to the even heating of a stoving section of thick bamboo.

Description

Heating device of rolling type drying cylinder

Technical Field

The utility model belongs to the technical field of clay drying equipment's technique and specifically relates to a heating device of a roll formula stoving section of thick bamboo is related to.

Background

A rotary drum dryer, called a dryer for short, is a dryer for processing a large amount of materials, and is widely used in metallurgy, building materials, light industry, chemical industry, coal and medical and mineral industries due to reliable operation, large operation elasticity, strong adaptability and large processing capacity. The method is commonly used for drying granular, powdery and pasty materials such as sand, mineral powder, coal slime, sludge, limestone, quartz stone and the like, and compound fertilizers, chicken manure, cow manure and the like.

And the rotary drum drying-machine utilizes and spouts flame from the discharge end and heats the section of thick bamboo of drying to dry to the haydite, nevertheless the length of section of thick bamboo of drying often all is very long, and the flame of spouting often can't touch the section of thick bamboo depths of drying, leads to being heated of section of thick bamboo unevenly, thereby influences the stoving effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heating device of a roll formula stoving section of thick bamboo can carry out comparatively even heating in to the stoving section of thick bamboo to improve the stoving effect.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a heating device of roll formula drying cylinder, includes the frame and installs the drying cylinder in the frame, still including setting up the combustion assembly at the drying cylinder discharge end and extending to the heat conduction subassembly in the drying cylinder, combustion assembly is including setting up at the combustion cylinder of drying cylinder discharge end, installing at the fan of combustion cylinder tail end, along the combustion cylinder axis wear to establish the gas pipe in a section of thick bamboo, rotate worm wheel blade, the setting of connecting on the combustion cylinder inside wall at the gas pipe is close to the ignition rod of drying cylinder one end, the lateral wall of combustion cylinder is equipped with vertical fixed plate, the fixed plate passes through bolt fixed connection in the frame.

Through adopting above-mentioned technical scheme, make through the fixed plate and use the combustion barrel to stabilize the connection in the frame for the combustion assembly who relies on, thereby improve heating device's stability and reliability, utilize the fan to carry out abundant blast air in to the combustion barrel, the air current drives turbine blade when passing through turbine blade and rotates and produce the vortex in the combustion barrel, make the natural gas in the combustion barrel carry out abundant mixture with the air, gas after utilizing the ignition rod to mix ignites, thereby produce the flame of spouting the form and heat in to drying barrel, thereby make the product in the drying barrel receive the high temperature and dewater fast and reach dry purpose, rethread heat conduction assembly is with the leading-in depths of the heat of burning release, thereby realize the even heating in to drying barrel, improve the stoving effect to the stoving product.

The utility model discloses further set up to: the heat conduction assembly comprises a rotary bearing, a plurality of heat conduction rods, a balance frame and a support, wherein the rotary bearing is sleeved on the side wall of the combustion cylinder, the plurality of heat conduction rods are circumferentially arrayed on the outer side wall of the rotary bearing, the balance frame is fixedly connected to the inner side wall of the heat conduction rods, the support is fixedly connected to the side wall of one end of the combustion cylinder, the balance frame is composed of a plurality of metal rods, one ends of the metal rods are connected together, the other ends of the metal rods are respectively connected with the side wall of the heat conduction rods.

Through adopting above-mentioned technical scheme, it is longer because of the heat conduction stick, optimize the atress structure of heat conduction stick through the support, and utilize rolling bearing to make the heat conduction stick rotate along with the section of thick bamboo of drying, improve the reliability and the stability of heat conduction stick, the heat through heat conduction stick with natural gas burning release is leading-in to the depths of the section of thick bamboo of drying, and keep away from the temperature of the one end of the section of thick bamboo of drying through balanced each heat conduction stick of the balanced frame of connection on the heat conduction stick, thereby realize the even heating to the section of thick bamboo of drying depths, reach the effect that.

The utility model discloses further set up to: the one end that the section of thick bamboo of drying was kept away from to the gas pipe is buckled the back and is worn out from the lateral wall of a section of thick bamboo of burning, the control valve is installed to the one end that the section of thick bamboo lateral wall was worn out to the gas pipe, the lateral wall that the gas pipe is close to section of thick bamboo one end of drying is equipped with the ion probe that extends to the gas pipe mouth of pipe, ion probe is connected with the control valve electricity.

Through adopting above-mentioned technical scheme, with the gas pipeline intercommunication of gas pipe with the outside to the realization provides fuel for heating device, whether there is flame in the mouth of pipe through ion probe detection gas pipe, when ion probe detected the mouth of pipe of gas pipe and does not have flame, closes the control valve, blocks the supply of natural gas, prevents that a large amount of natural gas from leaking, thereby improves heating device's security.

The utility model discloses further set up to: the mouth of pipe of gas pipe is equipped with the arc, be equipped with a plurality of arc wind holes on the arc.

By adopting the technical scheme, partial air flows through the arc plate and then rises spirally, so that the mixing of the air and natural gas is improved, the natural gas is fully combusted, the combustion efficiency of the gas is improved, the emission of nitrogen oxides is reduced, the natural gas is saved under the condition of releasing the same heat, and the energy-saving effect is improved.

The utility model discloses further set up to: the one end that is close to the fan in the combustion cylinder is equipped with the circular shape rotor plate, the periphery wall of rotor plate and the internal perisporium clearance fit of combustion cylinder, set up the mounting groove of symmetry along the axis on the lateral wall of rotation cylinder, one end is equipped with the cylinder in the mounting groove, be equipped with the slider of sliding connection in the mounting groove, be equipped with articulated connecting rod on the slider, connecting rod one end is articulated with the rotor plate.

Through adopting above-mentioned technical scheme, utilize the cylinder to adjust the air quantity that opens the angle control through a combustion section of thick bamboo of rotor plate to adjust the length of flame blowout flame, make heating device can heat for the stoving section of thick bamboo of different volumes, improve heating device's suitability.

The utility model discloses further set up to: the lateral wall that the combustion cylinder is close to fan one end is last to set up the air exit of bar, it is connected with the side cap that seals the air exit to slide on the combustion cylinder lateral wall.

Through adopting above-mentioned technical scheme, when the air quantity that needs is less, the closed degree of rotor plate is higher, open the air exit through the slip side cap for a wind air is derived from the air exit, and the auxiliary rotor plate adjusts the air volume of a combustion section of thick bamboo on the one hand, and on the other hand also reduces the windage that the fan blade received, reduces the pressure that the fan motor bore, improves the life of fan.

The utility model discloses further set up to: one end of the gas pipe, which is far away from the drying cylinder, is provided with a flange plate.

Through adopting above-mentioned technical scheme, because of the natural gas is inflammable gas, have higher danger, guaranteed the steadiness of gas pipe with external natural gas line through the ring flange, improved heating device's security.

The utility model discloses further set up to: and a plurality of ribbed plates fixedly connected with the side wall of the combustion cylinder are arranged on the vertical side wall of the fixed plate.

Through adopting above-mentioned technical scheme, utilize the floor to improve the joint strength of fixed plate and combustion cylinder lateral wall and guarantee the steadiness that combustion cylinder and frame are connected, improve heating device's reliability.

To sum up, the utility model discloses a beneficial technological effect does:

1. uniformly heating: the air conveyed by the fan forms a vortex by utilizing the worm wheel blade in the combustion cylinder and the arc-shaped plate of the cylinder opening, so that the air is fully mixed with natural gas, the combustion efficiency is improved, heat generated by combustion is transferred to the deep part of the drying cylinder by utilizing the heat conducting rod and the balance frame, the heating in the drying cylinder is more uniform, and the drying effect is improved;

2. good safety: set up ion probe and be connected with the control valve through the mouth of pipe at the gas pipe to when realizing that the natural gas to the gas pipe is not lighted, close the gas pipe through the control valve, block the transport of natural gas, prevent a large amount of leakages of natural gas, thereby improve heating device's security.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural diagram of the heat conducting assembly of the present embodiment (the drying drum is hidden in the drawing).

Fig. 3 is a schematic structural view of the combustion assembly of the present embodiment.

Fig. 4 is an exploded view of the combustion assembly of the present embodiment.

Fig. 5 is an enlarged schematic view of a portion a in fig. 3.

In the figure, 1, a frame; 2. a drying drum; 3. a combustion assembly; 31. a combustion can; 311. an air outlet; 312. a side cover; 313. mounting grooves; 3131. a slider; 32. a fan; 33. a gas pipe; 331. a control valve; 332. an ion probe; 333. a flange plate; 34. a worm wheel blade; 35. an ignition bar; 4. a heat conducting component; 41. a rotating bearing; 42. a heat conducting rod; 43. a balancing frame; 44. a support; 431. a metal rod; 5. an arc-shaped plate; 51. an arc-shaped air hole; 6. a rotating plate; 7. a cylinder; 8. a connecting rod; 9. a fixing plate; 92. a rib plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a heating device of a roll formula stoving section of thick bamboo, including frame 1, install stoving section of thick bamboo 2 in frame 1, set up combustion assembly 3 at 2 discharge ends of stoving section of thick bamboo and extend to the heat conduction subassembly 4 in the stoving section of thick bamboo 2, combustion assembly 3 is connected with outside natural gas line and ignites the natural gas and forms flame, conducts the heat that flame produced to the depths of stoving section of thick bamboo 2 through heat conduction subassembly 4 to the realization is to the even heating of stoving section of thick bamboo 2, reaches the purpose that improves 2 stoving effects of stoving section of thick bamboo.

Referring to fig. 2, the heat conducting assembly 4 includes a rotating bearing 41 sleeved on the side wall of the combustion cylinder 31, a plurality of heat conducting rods 42 circumferentially arrayed on the outer side wall of the rotating bearing 41, a balance frame 43 fixedly connected to the inner side wall of the heat conducting rods 42, and a support 44 fixedly connected to the side wall of one end of the combustion cylinder 31 far away from the heat conducting rods 42, wherein the balance frame 43 is composed of a plurality of metal rods 431, one ends of the plurality of metal rods 431 are connected together, the other ends of the plurality of metal rods 431 are respectively connected to the side wall of the heat conducting rods 42, and

referring to fig. 2 and 3, the combustion assembly 3 includes a combustion cylinder 31, a fan 32, a gas pipe 33, a worm wheel blade 34, and an ignition rod 35, the combustion cylinder 31 is fixedly connected to the frame 1 at the discharge end of the drying cylinder 2 and is collinear with the axis of the drying cylinder 2, the fan 32 is installed at one end of the combustion cylinder 31 far away from the drying cylinder 2, the gas pipe 33 is inserted into the middle of the combustion cylinder 31, one end of the gas pipe 33 far away from the drying cylinder 2 is bent and penetrates out from the sidewall of the combustion cylinder 31, the worm wheel blade 34 is rotatably connected to the inner sidewall of the combustion cylinder 31, the ignition rod 35 is arranged on the sidewall of the gas pipe 33 far away from one end of the fan 32, one end of the gas pipe 33 far away from the drying cylinder 2 is connected to an external natural gas pipeline, a vertical fixing plate 9 is arranged on the outer sidewall of the combustion cylinder 31, the fixing plate 9 is connected to the outer sidewall of the, the connection strength between the combustion cylinder 31 and the rack 1 is improved through the bolts 91 and the ribbed plates 3331, so that the reliability of the heating device is improved, air is conveyed into the combustion cylinder 31 through the fan 32, flowing air drives the vortex blades to rotate and generate vortex, the air and natural gas are fully mixed, the ignition rod 35 is used for ignition, and jet-shaped flame is generated and extends into the drying barrel, so that the heating effect in the drying barrel 2 is achieved.

Referring to fig. 2 and 3, a control valve 331 is installed at one end of the gas pipe 33, which is far away from the drying cylinder 2, an ion probe 332 extending to a pipe orifice of the gas pipe 33 is installed on a side wall of the gas pipe 33, which is near to one end of the drying cylinder 2, the ion probe 332 is electrically connected with the control valve 331, the existence of flame is monitored in real time through the ion probe 332, so that the sufficient combustion of natural gas is ensured, when the ion probe 332 cannot monitor the existence of flame, the control valve 331 is quickly closed, the delivery of natural gas is blocked, and the leakage of a large amount of unignited natural gas is prevented, so that the safety of the heating device is improved, a flange 333 is arranged on a port of the gas pipe 33, which is near to one end of the control valve, so that the connection strength of the gas pipe; the mouth of pipe of gas pipe 33 is equipped with arc 5, is equipped with a plurality of arc wind holes 51 on the arc 5, when the air that flows passes through arc wind hole 51, receives the restriction spiral rising of arc wind hole 51, makes the intensive mixing of air and natural gas to reach the effect that has improved gas combustion efficiency, reduced nitrogen oxide and discharge.

Referring to fig. 4 and 5, a circular rotating plate 6 is disposed at one end of the combustion cylinder 31 close to the fan 32, an outer circumferential wall of the rotating plate 6 is in clearance fit with an inner circumferential wall of the combustion cylinder 31, symmetric mounting grooves 313 are disposed on a side wall of the combustion cylinder 31 along an axis, and an air cylinder 7 is disposed at one end of the mounting groove 313, in this embodiment, two air cylinders 7 are respectively symmetrically disposed at two ends of the mounting groove 313, and extending directions of the piston rods are opposite, a sliding block 3131 connected in a sliding manner is disposed in the mounting groove 313, a piston rod of the air cylinder 7 is fixedly connected to a side wall of the sliding block 3131, so that the sliding block 3131 is driven by the air cylinder 7 to slide along the mounting groove 313, a hinged connecting rod 8 is disposed on an upper surface of the sliding block 3131, the other end of the connecting rod 8 is hinged to an outer edge of the rotating plate 6, so that the air, the heating device can dry the drying cylinders 2 with different volumes, thereby increasing the application range of the heating device; an air outlet 311 is formed in the side wall of the combustion cylinder 31 between the rotating plate 6 and the fan 32, a side cover 312 for sealing the ventilation opening is connected to the air outlet 311 in a sliding mode, the air outlet 311 is used for assisting the rotating plate 6 to adjust the ventilation quantity of the combustion cylinder 31, air can be exhausted from the air outlet 311, the pressure of the fan 32 is reduced, and the service life of the heating device is prolonged.

The implementation principle of the embodiment is as follows: when a stoving section of thick bamboo 2 carries out the stoving process, the natural gas is carried to a gas section of thick bamboo in through gas pipe 33, fan 32 starts simultaneously, cylinder 7 drive rotor plate 6 opens certain angle, the air current promotes worm wheel blade 34 and rotates and form the vortex, be abundant mix with the natural gas in arc wind hole 51 through arc 5, at last lighted by ignition rod 35, finally form the flame to the interior injection of a stoving section of thick bamboo 2, utilize heat conduction stick 42 and balanced frame 43 with the heat conduction of flame production to the depths of a stoving section of thick bamboo 2, thereby realize the even heating to a stoving section of thick bamboo 2.

When the ignition rod 35 fails or natural gas is not ignited due to other reasons, the ion probe 332 detects that no flame exists at the nozzle of the gas pipe 33, the control valve is immediately closed, and the transmission of the natural gas is blocked, so that the safety of the heating device is improved; when the flame to be adjusted by the combustion assembly 3 is needed, the cylinder 7 in the combustion cylinder 31 is driven to rotate the rotating plate 6, so that the air quantity and the air flow rate passing through the combustion cylinder 31 are controlled, and the air outlet 311 is opened to a proper size by matching with the sliding side cover 312, thereby achieving the purpose of adjusting the flame size.

The embodiments of the present invention are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a heating device of a roll formula drying cylinder, includes frame (1) and installs drying cylinder (2) on frame (1), its characterized in that: still including setting up combustion assembly (3) at the drying cylinder (2) discharge end and extending to heat-conducting component (4) in drying cylinder (2), combustion assembly (3) are including setting up combustion cylinder (31) at the drying cylinder (2) discharge end, installing fan (32) at combustion cylinder (31) tail end, along combustion cylinder (31) axis wear to establish gas pipe (33) in the section of thick bamboo, rotate worm wheel blade (34) of connection on combustion cylinder (31) inside wall, set up ignition rod (35) that are close to drying cylinder (2) one end at gas pipe (33), the lateral wall of combustion cylinder (31) is equipped with vertical fixed plate (9), fixed plate (9) are through bolt fixed connection on frame (1).

2. The heating device of claim 1, wherein: heat conduction subassembly (4) including the cover establish live bearing (41), a plurality of heat conduction stick (42) of circumference array on live bearing (41) lateral wall on live bearing (31) lateral wall, rigid coupling balanced frame (43) and heat conduction stick (42) on heat conduction stick (42) inside wall keep away from support (44) of a combustion section of thick bamboo (31) one end lateral wall rigid coupling, balanced frame (43) comprise a plurality of metal rod (431), and are a plurality of metal rod (431) one end links together, and the other end is connected with the lateral wall of heat conduction stick (42) respectively, support (44) rigid coupling is on the inside wall of a combustion section of thick bamboo (31).

3. The heating device of claim 1, wherein: the utility model discloses a gas stove, including a gas pipe (33), a combustion cylinder (31), a control valve (331), a gas pipe (33) are equipped with the ion probe (332) that extend to gas pipe (33) orificial, ion probe (332) are connected with control valve (331) electricity.

4. The heating device of claim 1, wherein: the mouth of pipe of gas pipe (33) is equipped with arc (5), be equipped with a plurality of arc wind holes (51) on arc (5).

5. The heating device of claim 1, wherein: the one end that is close to fan (32) in a combustion section of thick bamboo (31) is equipped with circular shape rotor plate (6), the periphery wall of rotor plate (6) and the internal perisporium clearance fit of a combustion section of thick bamboo (31), mounting groove (313) of symmetry are seted up along the axis on the lateral wall of a combustion section of thick bamboo (31), one end is equipped with cylinder (7) in mounting groove (313), be equipped with slider (3131) that the connection slides in mounting groove (313), be equipped with articulated connecting rod (8) on slider (3131), connecting rod (8) one end is articulated with rotor plate (6).

6. The heating device of claim 1, wherein: the utility model discloses a fan, including combustion cylinder (31), fan (32) and side cap (312), the lateral wall that combustion cylinder (31) is close to fan (32) one end is last to set up air exit (311) of bar, it is connected with side cap (312) that seals air exit (311) to slide on combustion cylinder (31) lateral wall.

7. The heating device of claim 1, wherein: and a flange plate (333) is arranged at one end of the gas pipe (33) far away from the drying drum (2).

8. The heating device of claim 1, wherein: and a plurality of ribbed plates (3331) fixedly connected with the side wall of the combustion cylinder (31) are arranged on the vertical side wall of the fixing plate (9).