CN208504335U - Heating structure and steam generation facility - Google Patents

Abstract

The utility model provides a kind of heating structure and steam generation facility, the heating structure include for accommodate the cylinder of hot liquid to be added and be layed in the cylinder bottom scale removal layer, include several movable porous absorption particles in the scale removal layer.The suction-operated that the porous absorption particle has, the impurity that can avoid in hot liquid to be added agglomerate in cylinder body bottom；The impurity of the porous absorption granular absorption can fall off naturally in the duty cycle of this heating structure, reduce the cost for cleaning porous absorption particle；The porous absorption particle can also be in the case where not changing liquid level; reduce the total amount of hot liquid to be added; when the heating structure of the utility model is applied on steam generation facility, the speed that steam generation facility generates steam can be improved, improve the utilization rate of heat energy.

Description

Heating structure and steam generation facility

Technical field

The utility model relates to steaming plant field, especially a kind of heating structure and steam generation facility.

Background technique

Existing heating equipment is usually to be heated the liquid using the thermal energy of fuel or other energy, for example, traditional production The steam generator of raw clean steam is mostly single-cylinder type structure, and directly heats water using the intracorporal electrically heated rod of cylinder, this The heating method of steam generation mode and other water in actual use, is all easy on the inside of cylinder, electrically heated rod etc. Locate sediment incrustation, to keep heating efficiency lower and lower, or even causes equipment damage.

Utility model content

The purpose of this utility model aims to solve at least the water in one of above-mentioned technological deficiency, especially reduction heating process Dirty problem.

The utility model provides a kind of heating structure comprising for accommodating the cylinder of hot liquid to be added and being layed in institute The scale removal layer of the bottom of cylinder is stated, includes several movable porous absorption particles in the scale removal layer.

Preferably, the porous absorption particle is that porous ceramics adsorbs particle.

Preferably, the bottom of the cylinder is equipped with the sewage draining exit for blowdown.

Preferably, the bottom of the cylinder is equipped with inclined-plane, and the sewage draining exit is set to the bottom on the inclined-plane.

Preferably, the sewage draining exit is equipped with strainer, and the screen size of the strainer is less than the porous absorption particle Size.

It preferably, further include heating rod, the heating rod is located above the scale removal layer.

The utility model also proposes a kind of steam generation facility comprising aforementioned described in any item heating structures.

Preferably, the steam generation facility further includes float device, is offered on the side wall of the cylinder and the cylinder The water inlet of body connection；The float device includes control-rod, buoy and the seal head for turning off or on the water inlet, institute It states control-rod one end and connects the buoy, the other end connects the seal head.

Preferably, the accommodation groove being connected to cylinder is offered on the side wall of the cylinder, the accommodation groove is from the cylinder Side wall outwardly convex, the angle between the center line of the accommodation groove and the center line of the cylinder is less than 90 degree, the appearance It sets and offers the water inlet on slot.

Preferably, heating tank is also provided on the cylinder, the heating structure includes heating rod, and the heating rod is located at Above the scale removal layer；The heating rod is inserted into the cylinder from the heating tank；The heating tank is located at the accommodating Immediately below slot, the cylinder top is additionally provided with gas outlet, and the gas outlet is located at the Barrel alignment close to the heating tank Side.

The beneficial effects of the utility model are as follows:

1, the porous absorption particle has suction-operated, and when liquid is heated, porous absorption particle is heated together, this Porous absorption particle absorbs thermal energy in the process；Due to the porous property of porous absorption particle, during being heated, porous absorption The internal pressure of particle changes, and forms positive pressure from inside to outside；When stopping heating, porous absorption particle discharges thermal energy, this Negative pressure from outside to inside is generated in the process, adsorbs the impurity in liquid；When heating again, porous absorption particle starts from inside to outside Positive pressure is formed, at this point, the impurity for being attracted to porous absorption particle surface falls off；In cycles, porous in the utility model Absorption particle can effectively avoid the impurity in liquid from agglomerating；When the heating structure of the utility model is applied to setting for periodic heat When on standby or product, the impurity and scale body of the porous absorption granular absorption can take off naturally in the duty cycle of heating structure It falls, enormously simplify special cleaning scale and cleans the significant cost of porous absorption particle.

2, in the case where not changing liquid level line position, the porous absorption particle placed in cylinder, which can be reduced, to be added The total amount of liquid of heat；When the total amount of heated liquid reduces, the boiling speed or vaporization rate of heated liquid can be accelerated；When When the heating structure of the utility model is applied on steam generation facility, the speed that steam generation facility generates steam can be improved, Improve the utilization rate of heat energy.

3, the porous absorption particle can form the male and fomale(M&F) of out-of-flatness in the bottom of cylinder, so that from the inner wall of cylinder Impurity under dissipating is not easy to agglomerate, and avoids forming entire dirty layer in the bottom of cylinder, improves the heating knot of the utility model The service life of structure, and improve heating efficiency.

The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will Become obvious and be readily appreciated that, in which:

Fig. 1 is the schematic cross-sectional view of the utility model heating structure embodiment.

Label declaration:

Cylinder 1, water inlet A, gas outlet B, pressure relief device 11, pressure control device 12, sewage draining exit 13, scale removal layer 2, accommodating Slot 3, buoy 31, control-rod 32, heating rod 4, liquid level 5.

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, and is only used for explaining the utility model, and cannot be construed to the utility model Limitation.

Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or Add other one or more features, integer, step, operation, element, component and/or their group.It should be understood that working as us When element being claimed to be "connected" to another element, it can be directly connected to other elements, or there may also be intermediary elements.This In the wording "and/or" that uses include one or more associated wholes for listing item or any cell and all combinations.

Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology Term and scientific term), there is meaning identical with the general understanding of those of ordinary skill in the utility model fields. It should also be understood that those terms such as defined in the general dictionary, it should be understood that have upper and lower with the prior art The consistent meaning of meaning in text, and unless idealization or too formal otherwise will not be used by specific definitions as here Meaning explain.

The utility model proposes a kind of heating structures, as described in Figure 1, including 1 He of cylinder for accommodating hot liquid to be added It is layed in the scale removal layer 2 of the bottom of the cylinder 1, includes several movable porous absorption particles in the scale removal layer 2.

When liquid in heating cylinder 1, since the substances such as the intracorporal impurity of liquid influence, it is easy in the inner wall product of cylinder 1 Tired dirt, especially cylinder bottom.Such as when the liquid in cylinder 1 is the water with certain degree of hardness, water can be generated in heating process Dirt；When the utility model cylinder 1 when used for a long time, the scale of 1 inner wall of cylinder will be more and more, especially the water of its bottom Dirt will seriously affect the service life of the utility model.Movable porous absorption particle described in the present embodiment has certain Suction-operated can adsorb the impurity in water, reduce dirty particle concentration in water, reduce the probability of 1 fouling of cylinder；Moreover, described Porous absorption particle has the function of energy storage heat absorption, the pressure in the case where liquid is heated, inside the porous absorption particle Power changes, and forms positive pressure from inside to outside；When stopping heating, the porous absorption particle discharges thermal energy, production during this Raw negative pressure from outside to inside, adsorbs the impurity in liquid；When heating again, porous absorption particle starts to be formed from inside to outside just Pressure, at this point, the impurity for being attracted to the porous absorption particle surface falls off；In cycles, the porous suction in the utility model Attached particle can effectively avoid the impurity in liquid from agglomerating, and improve the service life of the utility model heating structure, and improve Heating efficiency.Moreover, further, when on equipment or the product that the heating structure of the utility model is applied to periodic heat When, the impurity and scale body of the porous absorption granular absorption can take off naturally in the duty cycle of heating structure hot and cold alternation It falls, enormously simplify special cleaning scale and cleans the time cost and technical difficulty of porous absorption particle.

In the identical situation of liquid level of hot liquid to be added, if being placed with the porous absorption particle in cylinder 1, The volume of hot liquid to be added reduces, and the thermal energy of liquid absorption to be heated is also reduced, so as to accelerate the boiling of hot liquid to be added Speed or vaporization rate.When the heating structure of the utility model is applied on steam generation facility, steam generation dress can be improved The speed for generating steam is set, the utilization rate of heat energy is improved.

The ratio that the porous absorption particle is taken up space in cylinder 1 can be specific according to water body hardness, heating power etc. Situation is selected.The porous absorption particle can directly be layed in the bottom of cylinder 1, form the scale removal layer 2, can also be installed in one In container or mesh bag, to pick and place.

In one embodiment of the utility model, the porous absorption particle is that porous ceramics adsorbs particle.It is described more Hole ceramic adsorbent particle is existing particle, has the ceramic material for largely communicating with each other or being closed stomata in vivo, is had good Absorption and energy-storage property, can be used for filter and with separate, catalyst carrier, sound-absorbing material, sensing element, diaphragm material, gas distribution Material etc..The porous ceramics absorption particle can be the set of regular or irregular solid porous particle, average diameter For 0.5mm~15mm；Its main component may include natural zeolite, porous ferro-cobalt oxygen, porous aluminas, SiO₂Equal substances.

When the utility model is applied to water body heating, if water body is heated, the porous absorption particle is heated together, this The porous absorption particle absorbs thermal energy in the process, due to the thin porous of the porous absorption particle, during being heated, The porous absorption particle internal pressure changes, and forms positive pressure from inside to outside, when stopping heating, the porous absorption Grain release thermal energy, generates negative pressure from outside to inside, adsorbs the rigid impurity in water during this；When water body heats again, institute It states porous absorption particle to start to be outwardly formed positive pressure, the impurity for being attracted to the porous absorption particle surface at this time falls off；Week And renew, the porous absorption particle can effectively avoid the agglomeration of the rigid impurity in water.In addition, being located at the porous suction in cylinder 1 Attached particle can also reduce the total amount of heated liquid in the case where not changing liquid level and requiring, and improve heating efficiency and thermal energy Utilization rate.Moreover, the porous absorption particle can also form male and fomale(M&F) in the bottom of cylinder 1, avoid the impurity under dissipating in cylinder The plane of 1 bottom of body is agglomerated, and scale removal difficulty is greatly reduced.

The porous absorption particle not only can be to a certain extent with water body flow or rolling, but also can have with the water body being heated Larger speed of related movement increases its discharge area with this；And it can make to be formed in the relative motion with water body and mutually collision Scale fall off in water easily, to prevent scale from being precipitated as firm dirty layer in the inner wall of cylinder 1.

For the ease of the scale body to fall off in water is discharged, the bottom of the cylinder 1 is equipped with the sewage draining exit 13 for blowdown. It porous absorption particle can avoid agglomerating so that scale body to be discharged in time described in periodic flushing；If this heating structure works in periodicity When on heating equipment, the porous absorption particle can be cleaned after one or several end cycles.

Since the impurity such as scale body foreign matter is generally deposited on the bottom of cylinder 1, therefore can be equipped in the bottom of the cylinder 1 oblique Face, the sewage draining exit 13 is set to the bottom on the inclined-plane, so that the impurity foreign matter such as scale body to fall off is smoothly discharged.The inclined-plane Can for entire cylinder 1 bottom towards the inclined inclined-plane in side, or the bottom centre of cylinder 1 or bottom periphery are equipped with and incline Oblique part inclined-plane, such as it is equipped with inclined anchor ring in the side wall of cylinder 1 and bottom junction, the sewage draining exit 13 is located at The bottom of the inclined anchor ring, to accept the scale body to fall off.

Based on a upper embodiment, the utility model also proposes another embodiment: the sewage draining exit 13 is equipped with strainer, described The screen size of strainer is less than the size of the porous absorption particle, when preventing from cleaning the porous absorption particle or draining, The porous absorption particle is lost.

In the another embodiment of the utility model, this heating structure further includes heating rod 4, and the heating rod 4 is located at institute 2 top of scale removal layer is stated, the contact of heating rod 4 and hot liquid to be added is influenced to avoid scale removal layer 2, avoids reducing heating efficiency.? Under some cases, the height of scale removal layer 2 can be lower than the height of heating rod 4, so that heating rod 4 comes into full contact with hot liquid to be added, In other cases, for example, when need to reduce the total amount of heated liquid as far as possible, the number of porous absorption particle can suitably be increased Amount, even if the height of the porous absorption particle in scale removal layer 2 is higher than heating rod 4 and also may be used.

Based on the embodiment of above each heating device, the utility model also proposes a kind of steam generation facility comprising preceding State described in any item heating structures.

As shown, the steam generation facility of the utility model further includes float device, opened up on the side wall of the cylinder 1 There is the water inlet A being connected to the cylinder 1；The float device includes control-rod 32, buoy 31 and closes the water inlet A The seal head 33 for closing or opening, described 32 one end of control-rod connect the buoy 31, and the other end connects the seal head 33.

In use, the buoy 31 floats on liquid level 5 to be heated, such as on the water surface, for characterizing the height of liquid level 5 Degree；When the height of liquid level 5 is greater than preset height, buoy 31 is located on preset buoy position, indicates the liquid in cylinder 1 Body is sufficient, and the water inlet A is closed；When the height of liquid level 5 is not more than preset height, buoy 31 will be located at preset buoy Under position, so that the control-rod 32 connecting with buoy 31 be made to move, control-rod 32 opens the water inlet A, reaches in cylinder When fluid low in body 1, the purpose of automatic feeding water.

In another embodiment for adding steam generation facility of the utility model, offered on the side wall of the cylinder 1 The accommodation groove 3 being connected to cylinder 1, side wall outwardly convex of the accommodation groove 3 from the cylinder 1, the center line of the accommodation groove 3 Angle between the center line of the cylinder 1 offers the water inlet A on the accommodation groove less than 90 degree.

Since the float device long-term work in the utility model is under hot and humid environment, it is more accurate to be not suitable for use Electronic device production.For the service life for improving float device, and dependable identification goes out the height of liquid level 5, generally using stainless The materials such as steel make the float device, and the volume so as to cause the float device is larger；It especially needs through liquid level 5 to floating When the buoyancy of drift 31 drives control-rod 32 to move, control-rod 32 will have longer length.When the entire float device is arranged When in cylinder 1, the diameter of 1 cross section of cylinder or the length of cross section need to be longer than the float device, described could will float Bleaching device is put into, and is increased so as to cause the cross-sectional area of cylinder 1；In the identical situation of the height of liquid level 5, cylinder 1 it is transversal Face area is bigger, and the liquid being packed into cylinder 1 is more, to keep liquid to be heated also more, so that entire steam generation dress It sets and generates slowing for steam；Moreover, the thermal energy absorbed also accordingly increases, to be used in after hot liquid to be added increases The utilization rate for generating the energy of steam reduces.

As described in Figure, it is positive and (is positive along 1 sidewall direction upwardly direction of cylinder with upwardly direction in vertical direction To), the center line of accommodation groove 3 forms the angle α less than 90 degree with upwardly direction in the vertical direction.If the accommodation groove 3 Center line and cylinder 1 central axis, then control-rod 32 will increase lateral length this implementation in this heating structure diagram For example by the way that accommodation groove 3 to be obliquely installed, the transverse direction that when utilizing the space in 1 short transverse of cylinder, can reduce heating structure is long Degree, to reduce the volume of entire heating structure；In addition, the present embodiment reduces the cross sectional dimensions of cylinder 1, it is high in liquid level 5 It spends in identical situation, more existing water tank or the less liquid of boiler plant can be packed into the cylinder 1 of the utility model, so that liquid Body quickly boils or vaporizes, and improves the heating efficiency of liquid；Moreover, the accommodation groove 3 of the utility model forms inclined Y type Angle avoids liquid inside cylinder 1 to exteenal reflux when also helping into water.

In the another embodiment of the utility model, it is also provided with heating tank on the cylinder 1, the heating rod 4 is from institute It states and is inserted into heating tank in the cylinder 1；The heating tank is located at immediately below the accommodation groove 3, and 1 top of cylinder is additionally provided with B mouthfuls of outlet, the gas outlet B is located at the center line of the cylinder 1 close to the side of the heating tank.

The buoy 31 can according to circumstances be made of multiple material, such as it can be the steel made of stainless steel material Ball, according to the fluid density in the radius of sphericity of steel ball and cylinder 1, it can be seen that liquid level 5 is located at steel when steel ball is placed on liquid level 5 Position on ball, i.e., the position of the described preset liquid level line.To avoid liquid from going out to overflow from water inlet A, or reduce water inlet A Complexity, the position of liquid level 5 should answer low lower than preset liquid level line height on the position of water inlet A namely buoy 31 in cylinder 1 In the height of water inlet A.

To further increase heating effect, in the another embodiment of the utility model, heating is offered on the cylinder 1 Slot, the heating structure include heating rod 4, and heating rod 4 is located at 2 top of scale removal layer；Heating rod 4 is inserted into from the heating tank In the cylinder 1；The heating tank is located at immediately below the accommodation groove 3.Heating rod 4 is inserted into the cylinder from the heating tank After in 1, as shown, being the higher high-temperature area of heating temperature close to the region C of 4 root of heating rod, far from heating rod 4 The position heating temperature in portion is slightly lower；After unheated water enters in accommodation groove 3 from water inlet A, cylinder is flowed into from accommodation groove 3 When in 1, it can be heated rapidly in the high-temperature area in the region C, improve the heating efficiency of the utility model.In addition, due to The high-temperature area temperature is higher, and the vapor bubbles of generation are also more, when buoy 31 is located above the high-temperature area, steam Bubble may cause certain disturbance to buoy 31；In the present embodiment, it since high-temperature area is closer to 3 side of accommodation groove, floats Drift 31 is located remotely from the position of accommodation groove 3, therefore buoy 31 can be located at non high temperature overlying regions, to reduce vapor bubbles to buoy 31 disturbance improves the accuracy that liquid level 5 measures.

In another embodiment, heating tank is offered on the cylinder 1, described in heating rod 4 is inserted into from the heating tank In cylinder 1；1 top of cylinder is additionally provided with gas outlet B, and the gas outlet B is located at 1 center line of cylinder close to the heating The side of slot.Due to the root temperature highest of heating rod 4, thus in the high-temperature area heating cylinder 1 liquid it is more efficient, it is right Answer, the effect that steam is generated above the high-temperature area is also higher, gas outlet B can be set to the high-temperature area just on The speed of the utility model steam generation facility output steam is improved so that the steam generated quickly exports in side.

It, can also accommodation groove 3 and heating slot position in a upper embodiment further, in this embodiment the position of gas outlet B In the same side of 1 center line of cylinder, it may be assumed that offer heating tank on the cylinder 1, heating rod 4 is inserted from the heating tank Enter in the cylinder 1；The heating tank is located at immediately below the accommodation groove 3, and 1 top of cylinder is additionally provided with gas outlet B, described Gas outlet B is located at 1 center line of cylinder close to the side of the heating tank.What the high-temperature area in the present embodiment generated Bubble can also increase the impact force generated to the inner wall of cylinder 1 and the inner wall of accommodation groove 3, be conducive to the water on the inner wall Dirt falls off, and reduces influence of the scale deposition to heating efficiency, and cause the failure of equipment component.

As shown, pressure relief device 12 can be also equipped at the top of the cylinder 1 of the utility model, in 1 internal pressure of cylinder When excessive, partial pressure is discharged, avoids pressure is excessive from causing danger；When the pressure relief device 12 is located at 1 center line of cylinder When close to the side of the heating tank, steam pressure directly can be discharged from the top of the high-temperature area, improve release cylinder 1 The speed of interior pressure can reach the purpose of reduction of blood pressure in high-speed.

In another embodiment of the utility model, pressure control device 13 is additionally provided at the top of the cylinder 1.Preferably, The pressure control device 13 is also located at 1 center line of cylinder close to the side of the heating tank, to detect steam pressure most Big place, such as the region right above the high-temperature area.

As shown, the buoy 31 in the utility model can be floating ball, described 32 one end of control-rod is connected to institute It states on floating ball 31, the other end, which is equipped with, controls the seal head 33 that the water inlet A turns off or on, the buoy 31 and the sealing Fixed pivot 34 is equipped between first 33, the control-rod 32 can be rotated around the fixed pivot 34.When the liquid level 5 in cylinder 1 is high Degree be greater than or equal to preset height when, liquid level 5 to the buoyancy of buoy 31 make 32 other end of control-rod seal head 33 be held in into On the A of the mouth of a river, water inlet A is sealed, water inlet A is closed；When 5 height of liquid level in cylinder 1 is lower than preset height, buoy 31 exists Highly decline under gravity, control-rod 32 rotates under the drive of buoy 31 around fixed pivot 34, rotation direction D as shown Arrow direction；When control-rod 32 rotates, the seal head 33 of the other end leaves water inlet A, and water inlet A is opened, outside liquid Enter cylinder 1 from water inlet A；After outside liquid enters cylinder 1, the liquid level 5 in cylinder 1 highly rises, and drives 31 height of buoy Rise, only reach the preset height again to buoy 31 or is higher than the preset height.

At the water inlet A of diagram, also settable check valve apparatus can be used for into water, simultaneously when water inlet A is opened It can also prevent gas or liquid in cylinder 1 from flowing backwards.Through type or right-angle type can be used in the check valve apparatus, it is preferable that should The operating temperature of check valve apparatus should be more than the temperature of the liquid boiling in cylinder 1, cause to avoid because operating temperature is higher Failure.

The above is only some embodiments of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the protection scope of the utility model.

Claims (10)

1. a kind of heating structure, it is characterised in that: including the cylinder for accommodating hot liquid to be added and be layed in the cylinder The scale removal layer of bottom, the interior scale removal layer includes several movable porous absorption particles.

2. heating structure according to claim 1, it is characterised in that: the porous absorption particle is porous ceramics absorption Grain.

3. heating structure according to claim 1, it is characterised in that: the bottom of the cylinder is equipped with the blowdown for blowdown Mouthful.

4. heating structure according to claim 3, it is characterised in that: the bottom of the cylinder is equipped with inclined-plane, the blowdown Mouth is set to the bottom on the inclined-plane.

5. heating structure according to claim 4, it is characterised in that: the sewage draining exit is equipped with strainer, the strainer Screen size is less than the size of the porous absorption particle.

6. heating structure according to claim 1, it is characterised in that: further include heating rod, the heating rod is located at described Above scale removal layer.

7. a kind of steam generation facility, it is characterised in that: including the described in any item heating structures of claim 1-5.

8. steam generation facility according to claim 7, it is characterised in that: it further include float device, the side of the cylinder The water inlet being connected to the cylinder is offered on wall；The float device includes control-rod, buoy and closes the water inlet The seal head for closing or opening, described control-rod one end connect the buoy, and the other end connects the seal head.

9. steam generation facility according to claim 8, it is characterised in that: offered on the side wall of the cylinder and cylinder The accommodation groove of connection, the accommodation groove is from the side wall outwardly convex of the cylinder, the center line of the accommodation groove and the cylinder Center line between angle less than 90 degree, offer the water inlet on the accommodation groove.

10. steam generation facility according to claim 9, it is characterised in that: be also provided with heating tank, institute on the cylinder Stating heating structure includes heating rod, and the heating rod is located above the scale removal layer；The heating rod is inserted from the heating tank Enter in the cylinder；The heating tank is located at immediately below the accommodation groove, and the cylinder top is additionally provided with gas outlet, the outlet Mouth is located at the Barrel alignment close to the side of the heating tank.