CN208959829U - A kind of conduction oil electric boiler electric mixer - Google Patents

Abstract

The utility model relates to a kind of conduction oil electric boiler electric mixers, including motor, shell and stirring rod, the drive end bearing bracket of the motor is fixed by bolt and shell, it is connected through a screw thread in one end insertion shell of the stirring rod and with the main shaft of motor, cooling fin is additionally provided on the intracorporal stirring rod of shell, multiple heat release holes are offered on the shell, the other end of the stirring rod is further fixed on stirring blade.The utility model increases blender in an integrated system, improve service life of equipment and safety, even if the blender maintenance period nor affects on equipment normal operation, and the stirring rod and agitator housing of the utility model all design cooling fin, shell surrounding aperture simultaneously is particularly suitable for the stirring of high-temp liquid.

Description

A kind of conduction oil electric boiler electric mixer

Technical field

The utility model belongs to liquid stirring equipment field, relates in particular to a kind of heating equipment oil electric boiler or hot water The electric mixer of device.

Background technique

Currently, in chemical industry, pressure stream of the commonly used agitating paddle as liquid medium especially in reaction kettle equipment It is dynamic to accelerate to react or conduct heat with this, improve product quality.It is actually rare for heating equipment, it is therefore necessary to by this structure It is introduced into water heater arrangement.

Oil medium electric heater some systems currently on the market are excessively complicated, are furnished with circulating pump, pipeline, valve, expansion Slot etc. and fever is independently separated with the link that exchanges heat, some complete equipment system integrations fever and heat exchange function, but do not recycle It pumps or other disturbs the structure of heat-conducting mediums, reduce the service life of heat-conducting medium and heating tube on certain depth, while also increasing The danger of system overheat is added, it is therefore necessary to increase a set of agitating paddle device and be integrated in performance work on water heater or electric boiler With.There is also certain deficiencies, such as utility model patent in existing blender technology: " one kind is used in pre- 201210405845X With the agitating paddle of reactive tank " structure is excessively huge, and there are also patents: 2013102438995 " smashing material agitating paddle ", 2017215351993 " a kind of reaction kettle agitating paddles " are in heat dissipation link shortcoming.

Utility model content

In order to solve the above technical problems, the purpose of the utility model is to provide a kind of conduction oil electric boiler electric mixings Device is mixed, radiator structure inside and outside the blender band so that heat-conducting medium heat transfer rate speeds, while reducing heat-conducting medium work temperature Degree, especially heating tube contact surface temperature, so that equipment is safer reliable, heat-conducting medium and heating tube longer life expectancy.

To achieve the goals above, the utility model uses technical solution below:

The drive end bearing bracket of a kind of conduction oil electric boiler electric mixer, including motor, shell and stirring rod, the motor is logical It crosses bolt to fix with shell, is connected through a screw thread in one end insertion shell of the stirring rod and with the main shaft of motor, is located at shell It is additionally provided with cooling fin on intracorporal stirring rod, multiple heat release holes are offered on the shell, the other end of the stirring rod is also solid Surely there is stirring blade.

As a preferred solution: the cooling fin is mounted on stirring rod by axle sleeve, cooling fin is welded on axle sleeve, axle sleeve Hot jacket is fastened on stirring rod.

As a preferred solution: being additionally provided with radiating ribs on the outside of the shell, also set between the stirring rod and inner walls There is sealing ring.It prevents outside air from contacting with heat-conducting medium inside equipment, avoids the too fast oxidation of heat-conducting medium from influencing equipment and use Performance.

The utility model increases blender in an integrated system, improves service life of equipment and safety, even if stirring The device maintenance period nor affects on equipment normal operation, and the stirring rod of the utility model and agitator housing all design heat dissipation Piece, while shell surrounding aperture are particularly suitable for the stirring of high-temp liquid.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure using the electric heater of utility model device.

Fig. 2 is the structural schematic diagram of the liner and outer circulation spiral layer using the electric heater of utility model device.

Fig. 3 is the top surface structure schematic diagram using the electric heater of utility model device.

Fig. 4 is the structural schematic diagram of the ball valve and limit switch using the electric heater of utility model device.

Fig. 5 is the agent structure schematic diagram of electric mixer.

Fig. 6 is the overall structure diagram of electric mixer.

Fig. 7 is the structural schematic diagram using the pressure regulation tank arrangement of the electric heater of utility model device.

Fig. 8 is to be illustrated using the pressure regulation tank arrangement of the electric heater of utility model device and the connection structure of heater Figure.

Fig. 9 is the structural schematic diagram of the coil pipe and fixed support device using the electric heater of utility model device.

Figure 10 is the longitudinal profile structure of the coil pipe and fixed support device using the electric heater of utility model device Schematic diagram.

Figure 11 is the horizontal section structure of the coil pipe and fixed support device using the electric heater of utility model device Schematic diagram.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

A kind of high carbon molecule heating oil electric heater of internal and external screw heat exchange structure as shown in Figure 1 to 11, including it is outer Frame 1, pedestal 2, electric mixer 3, heating rod 42, heater 5 and pressure regulation tank arrangement 6, the pressure regulation tank arrangement 6 and heater 5 are each attached on pedestal 2, and pressure regulation tank arrangement 6 includes communicating pipe 61, and pressure regulation tank arrangement 6 and heater 5 pass through and connect communicating pipe 61 Logical, the heater 5 includes liner 51, outer gallbladder 52 and coil pipe 53, and 51 top of liner is welded with middle partition 59, middle partition 59 It is formed between 51 top surface of liner between expansion chamber 58,51 bottom surface of middle partition 59 and liner and forms oil pocket, middle partition 59 is equipped with The through-hole of multiple connection expansion chambers 58 and oil pocket, the coil pipe 53 are arranged in oil pocket, and the hull outside of liner 51 is welded with spiral shell Spacer ring 56 is revolved, the outside of the spiral spacer ring 56 is welded with outer circulation shell 54, and the shell of liner 51, follows at spiral spacer ring 56 outside 54 three of toroidal shell body forms outer circulation spiral layer 55, and coil pipe 53 is connected to outer circulation spiral layer 55, and coil pipe 53 and water inlet pipe mouth 93 connections, outer circulation spiral layer 55 are connected to effluent pipe mouth 92, and the water of coil pipe can be by outer circulation spiral laminar flow to water outlet, can Utilize the heat dissipation area of liner shell.The electric mixer 3 is each attached to 5 top of heater, and electric mixing with heating rod 42 It mixes device 3 and heating rod 42 is inserted into the oil pocket of heater 5, the outer framework 1 is fixed on pedestal 2 and by pressure regulation tank arrangement 6 It is coated with heater 5.

Multiple fixed support devices are distributed uniformly and circumferentially on the coil pipe 53, the fixed support device includes branch Support column 531, steady brace 533, bottom plate 534 and supporting sleeve 535, two support posts 531 are separately positioned on coil pipe 53 Interior outside, 531 bottom of support post and bottom plate 534 are fixed, are welded and fixed at the top of support post 531 by connecting plate 532, multiple Steady brace 533 is separately positioned between neighbouring two coil pipes 53, and the both ends of steady brace 533 are vertical with two supports respectively Column 531 is fixed, and the supporting sleeve 535 is set on steady brace 533.

The support post 531 uses c-type bending plate or channel steel, and support post 531 is vertical with bottom plate 534 fixed, The steady brace 533 is rivet or bolt, and the supporting sleeve 535 is cylinder.

The electric mixer 3 includes motor 31, shell 34 and stirring rod 37, and the drive end bearing bracket of the motor 31 passes through bolt It is fixed with shell 34, it is connected through a screw thread, is located in one end insertion shell 34 of the stirring rod 37 and with the main shaft of motor 33 It is additionally provided with cooling fin 39 on stirring rod 37 in shell 34, multiple heat release holes 36, the stirring rod are offered on the shell 34 37 other end is further fixed on stirring blade 32.Stirring rod one end is external screw thread, and motor uses high-temperature electric machine, the axis of high-temperature electric machine Head is the external screw thread cooperation of internal screw thread and stirring rod, while thread rotary orientation is consistent with direction of motor rotation, and stirring rod is avoided to fall off, Also easy disassembly.Also piece according to operating condition difference selects structure of different shapes for stirring.

The cooling fin 39 is mounted on stirring rod 37 by axle sleeve, and cooling fin 39 is welded on axle sleeve, and axle sleeve hot jacket is tight Gu the outside of the shell 34 is additionally provided with radiating ribs 35, and the heat convenient for inner sleeve cooling fin sheds on stirring rod 37.Institute It states and is additionally provided with sealing ring 38 between 34 inner wall of stirring rod 37 and shell, prevent the heat-conducting medium inside equipment from flowing out.Shell simultaneously One end is that external screw thread is fixed with heater screw thread mouth, and the other end is connected to the motor for end face of flange and connects.

Electric heating blender is installed to as a whole in the screw top pipe of heater, opens electric mixing before equipment starting heating Mix device to heat-conducting medium carry out forced disturbance, improve the service life and safety of equipment, it is quick and convenient, as blender damage or Leakage, maintenance period nor affect on equipment normal operation, and only liquid level is slightly above some heat-conducting medium in contrast.

The pressure regulation tank arrangement 6 further includes pressure regulation tank body 64, disengaging tracheae 65 and ball valve 66, is set in the pressure regulation tank body 64 There is fever oil, described 65 one end of disengaging tracheae and ball valve 66 are fixed, and the other end of disengaging tracheae 65 is mounted in pressure regulation tank body 64 Portion and the top of pressure regulation tank body 64 is extended up to, described 61 one end of communicating pipe is installed in pressure regulation tank body 64 and extends to compensator 64 bottom of body, communicating pipe, 61 other end was installed to 5 top of heater.

It is additionally provided with the oily window 63 convenient for observation on 64 side wall of pressure regulation tank body, the second temperature is additionally provided at the top of pressure regulation tank body 64 Sensor 62 is spent, 61 diameter of communicating pipe is greater than disengaging tracheae 65, and 61 diameter of communicating pipe is 5 liner of heater, 51 diameter 2%-7%.

The ball valve 66 includes valve operation lever 81, and the side of the heater 5 is additionally provided with limit switch 82, and works as valve Operating stick 81 touches limit switch 82, and heater 5 could normally start.

The valve operation lever 81 of limit switch and pressure regulation tank arrangement cooperates, and valve operation lever 81 is far from limit in transportational process Switch, limit switch be in normally open at this time therefore whole equipment fail to open heating function, when being installed to live late gate Operating stick 81 turns to valve opening state, and valve operation lever 81 touches limit switch and is at normally off at this time, in this way Equipment could normally start heating tube, and the left and right of this switch can be avoided well because artificially forgetting that operating valve opening leads to equipment Lead to safety accident in high pressure conditions.

Multiple partition stiffening plates 21 are equipped in the pedestal 2,2 bottom of pedestal is additionally provided with multiple footing 23, the bottom It is filled with thermal insulation material 22 in seat 2, thermal insulation material 22 is equipped between liner 51 and outer gallbladder 52, is also equipped on the outer framework 1 Electric appliance original part, control and display system.

Component 7 can be controlled in the pressure of the excessive alarm of 5 internal pressure of heater by being additionally provided at the top of the heater 5, Pressure control component can be safety valve (to certain pressure automatically turn on) be also possible to pressure sensor give control system letter Number (detected value be more than setting value be shut off heating), it is in ball valve, limit switch failure feelings that this certain pressure, which controls component, The double protection of condition.

The first temperature sensor 41 is additionally provided at the heating rod 42, the water inlet pipe mouth 93 and effluent pipe mouth 92 go out to be all provided with There is third temperature sensor 91.

The utility model greatly improves heat transfer rate, interior circulation coil design pad using internal and external screw heat exchange structure At least, structure is simple, it is firm to consolidate, and external circulation line can make full use of the heat dissipation area of inner housing.The utility model liner top There are partition cavitys in portion for storing the heat medium oil expanded in heating process, and the utility model is since liner oil temperature is by outer Circulation line transition and substantially reduce, therefore the low material of temperature requirement can be used in thermal insulation material between liner and outer gallbladder, can save The about injury of cost and reduction to people.

Electric mixer is installed at the top of utility model device, forced disturbance is carried out to oil, oil and heating rod can be improved Service life, and the utility model additionally uses pressure relief device, can avoid outside air and contacts with oil in device.

Whether the device overall construction design of the utility model is reasonable, leak convenient for pressure maintaining detection coil pipe with oil storage space. The heating device of the utility model uses multiple temperature sensors, each sensor setting and heating rod center, can be accurate Detection oil highest oil temperature, wherein 1 be temperature control point, other be used as reference, real time contrast, wherein some sensor damage The abnormal conditions such as bad automatically detect, while can voluntarily judge severity, shut down if serious, select if not serious Other sensors carry out temperature control.

The heat-conducting medium of the utility model high carbon molecule heating oil additive and base oil modulation, thermal coefficient are high.This Utility model can detect temperature in inlet and outlet pipes, be also equipped with limit switch, pressure control component as multiple security protection.

The utility model bottom plate thickeies while making the weight of water in the oil and coil pipe of whole device uniformly and plant bottom case Face contact, not to soldered active force.The utility model coil pipe is supported fixation using the structure of brand-new design.

The pedestal of the utility model is made of footing, steelframe, thermal insulation material, plays a part of to support whole equipment, while The heat preservation for carrying out heater base, so that whole system heat insulation effect reaches best.

Pressure regulation tank arrangement is connected to heater by communicating pipe, and the accessories such as oily window, temperature sensor are equipped on tank body, can Carry out the monitoring of equipment running status.

Electric mixer is placed at the top of heater, is that the special heat resisting motor of one kind and agitating paddle form, is passed through spiral shell Line is fixed, and can be carried out forced disturbance to the high carbon molecule heating oil of heater body, be improved the transmission efficiency of thermal energy, and improve In the service life of oil and heating rod, reduce the high temperature risk of equipment.

Heating rod is inserted into from heater screw top hole, and is screwed, and is uniformly distributed, is equipment heating source.

The utility model electric heater is mating with other equipment as the component part in heating system, such as heat preservation water Case, circulating pump, cooling fin, pipeline etc. can locally or remotely starting device be run using electricity as energy source.

After the utility model device scene of being installed to is connected with other equipment pipeline, the ball valve for opening pressure regulation tank arrangement makes to set Standby pressure keeps normal pressure (limit switch is changed to normally off by normally opened at this time).Starting water pump circulation is so that this equipment coil pipe first Interior to be full of water, whole heating rod starting heating, the first temperature sensor detect in the lower situation of oil temperature after equipment starting confirmation Electric mixer is inactive, and electric mixer starting forced convection heat transfer oil fills internal heat after oil temperature is raised to setting value Divide uniform.This crosses title since oil temperature constantly rises, and heat-transfer oil upper volume to a certain degree is expanded, that is, the oil in oil pocket Expansion chamber is flowed to by the through-hole of middle partition, due to being filled with gas originally in expansion chamber, the gas quilt of corresponding volume Be expressed to communicating pipe, the oil reserved in communicating pipe at this time be also discharged in the compensator body of pressure regulation tank arrangement in addition gas also by It is discharged into compensator body, extra gas is discharged into the external world by passing in and out tracheae in compensator body.

It is set when outlet temperature to the set temperature temperature that perhaps oil temperature reaches set temperature or pressure regulation tank arrangement reaches The electric current of definite value or certain road circuit is more than setting value, as long as meeting a conditioning apparatus is automatically stopped heating, it is certain this When water pump continue cycling through the water in coil pipe, electric mixer, which continues starting, ensures that heat quickly transmits.When system detection is to can When the condition being again started up, heating rod (selecting 1 or multiple heating rods according to logic) is again turned on heating, such process It is repeated.Last heating season terminates, and equipment is completely out of service, due to the decline of oil temperature, the effect oil that expands with heat and contract with cold Volume-diminished, so that outside air enters pressure regulation tank arrangement by passing in and out tracheae, the oil in same pressure regulation tank arrangement is pressed into Communicating pipe, gas enters in expansion chamber in communicating pipe, and oil flows back into oil pocket in expansion chamber, so that whole system is still in normal pressure shape State.

Once the utility model ball valve failure, limit switch are also at normally off, then pressure control component can play Effect controls pressure in heater and is in level of security alert process simultaneously.The utility model can remotely carry out equipment local All feature operations can carry out the limitation of partial function according to account permission certainly.

It should be pointed out that above embodiments are only the representative examples of the utility model.The utility model can also there are many Deformation.All essence any simple modification, equivalent change and modification to the above embodiments according to the utility model, It is considered as belonging to the protection scope of the utility model.

Claims (3)

1. a kind of conduction oil electric boiler electric mixer, it is characterised in that: including motor (31), shell (34) and stirring rod (37), the drive end bearing bracket of the motor (31) is fixed by bolt and shell (34), and shell is inserted into one end of the stirring rod (37) (34) it is connected through a screw thread in and with the main shaft of motor (33), is additionally provided with cooling fin on the stirring rod (37) being located in shell (34) (39), it is offered multiple heat release holes (36) on the shell (34), the other end of the stirring rod (37) is further fixed on paddle Piece (32).

2. a kind of conduction oil electric boiler electric mixer according to claim 1, it is characterised in that: the cooling fin (39) it is mounted on stirring rod (37) by axle sleeve, cooling fin (39) is welded on axle sleeve, and axle sleeve hot jacket is fastened on stirring rod (37) on.

3. a kind of conduction oil electric boiler electric mixer according to claim 1 or 2, it is characterised in that: the shell (34) it is additionally provided on the outside of radiating ribs (35), is additionally provided with sealing ring (38) between the stirring rod (37) and shell (34) inner wall.