Anti-dry-burning early warning protection device for boiler

Abstract

The utility model discloses a boiler anti-dry burning early warning protection device which comprises a boiler and a liquid supplementing box, the liquid supplementing box is installed on the boiler, and a detection feeding structure is installed on the boiler and the liquid supplementing box. The detection feeding structure comprises a cross drainage tube, a lifting sealing inner cylindrical block, a lifting metal hollow ball, a drainage stretching rod, a plurality of lifting limiting shafts, a plurality of sleeving linear bearing blocks, a concave sleeving block, an L-shaped adjusting lifting block and an auxiliary liquid supplementing assembly. The utility model relates to the technical field of boilers, the liquid level of the inner side of the boiler is adjusted by detecting a feeding structure, when the liquid level is too low, a lifting metal hollow ball descends along the liquid level, and a drainage stretching rod on the lifting metal hollow ball is driven by the lifting metal hollow ball, so that the inner side of a cross-shaped drainage pipe is stretched to descend; therefore, liquid inside the liquid supplementing box is drained to the inner side of the boiler.

Description

Technical Field

[0001] The utility model relates to the technical field of boilers, in particular to a boiler dry burning prevention early warning protection device. Background Art

[0002] The popularization of natural gas boilers in my country has brought a lot of convenience and value to people's production and life. However, the existing boilers may lack water and dry burn in the boiler due to insufficient technology or lack of responsibility of operators. If the boiler is burned dry and cannot be handled in time, high-temperature gas will be generated inside the boiler and the pipeline, and the pressure inside the boiler will be uncontrollable, which is dangerous. At the same time, the boiler is dry-burned and vaporization occurs inside the boiler, which is very likely to cause scaling, explosion and burning of the boiler body, which will reduce the service life of the boiler or directly cause the boiler to be scrapped. In response to the above problems, there may already be technical means to solve them in the prior art, but this case wants to provide an alternative or replacement technical solution. Utility Model Content

[0003] To achieve the above objectives, the utility model is implemented through the following technical solutions: a boiler anti-dry burning early warning protection device, comprising: a boiler and a liquid replenishing tank, the liquid replenishing tank is installed on the boiler, and a detection and feeding structure is installed on the boiler and the liquid replenishing tank;

[0004] The detection and feeding structure includes: a cross-shaped drainage tube, a lifting sealing inner cylindrical block, a lifting metal hollow ball, a drainage stretching rod, a plurality of lifting limit shafts, a plurality of set linear bearing blocks, a concave set block, an L-shaped adjustment lifting block and an auxiliary liquid replenishment component;

[0005] The cross-shaped drainage tube is inserted on the boiler and the liquid replenishing tank, the lifting seal inner cylindrical block is movably inserted on the inner side of the cross-shaped drainage tube, the drainage stretching rod is installed on the lifting seal inner cylindrical block, the lifting metal hollow ball is connected to the drainage stretching rod, a number of lifting limit shafts are evenly inserted on the cross-shaped drainage tube, a number of sleeve linear bearing blocks are evenly inserted on the lifting seal inner cylindrical block, the lifting seal inner cylindrical block is movably sleeved on a number of lifting limit shafts through a number of sleeve linear bearing blocks, the concave sleeve block is installed on the cross-shaped drainage tube, the L-shaped adjustment lifting block is movably inserted on the lifting seal inner cylindrical block, and the L-shaped adjustment lifting block is installed on the inner side of the concave sleeve block through the auxiliary liquid replenishing component;

[0006] It should be noted that, in the above, when the liquid level inside the boiler is lowered to a certain position, the lifting metal ball is lowered, and the drainage stretching rod on it is driven by the lifting metal ball, and the lifting and sealing inner cylindrical block on it is driven by the drainage stretching rod, so that the lifting and sealing inner cylindrical block is lifted and lowered along the inner side of the cross-shaped drainage pipe, so that the lifting and sealing inner cylindrical block lifts and lowers the cross-shaped drainage pipe in the horizontal direction, thereby connecting the boiler with the liquid replenishing tank, so as to achieve the stable drainage of the liquid inside the liquid replenishing tank to the inside of the boiler, and the L-shaped adjusting lifting block on it is driven by the lifting and sealing inner cylindrical block, so that the L-shaped adjusting lifting block cooperates with the auxiliary liquid replenishing assembly, so as to achieve the stable drainage of the liquid inside the liquid replenishing tank to the inside of the boiler.

[0007] Preferably, the auxiliary fluid replenishment component comprises: a resistance adjuster, an auxiliary drainage tube, a concave sealing block, a convex sealing block, a sealing round-shaped electromagnet, a sealing round-shaped magnet and a plurality of lifting auxiliary limit shafts;

[0008] The resistance regulator is installed on the inner side of the concave set block, and the resistance regulator is connected to the L-shaped adjustment lifting block, the drainage auxiliary pipe is inserted on the boiler and the liquid replenishing tank, the concave sealing block is inserted on the inner side of the boiler, the convex sealing block is movably inserted on the inner side of the concave sealing block, the sealing round-shaped electromagnet is installed on the inner side of the concave sealing block, the sealing round-shaped magnet is installed on the convex sealing block, a number of the lifting auxiliary limiting shafts are evenly inserted on the inner side of the concave sealing block, and a number of the lifting auxiliary limiting shafts are movably inserted on the convex sealing block;

[0009] It should be noted that, in the above, the resistance adjuster is driven to operate by the L-shaped adjustment lifting block, and the resistance of the resistance adjuster is changed by adjusting the resistance, and the current on the sealing round-shaped electromagnet is adjusted by changing the resistance, so as to change the electromagnetic size on the sealing round-shaped electromagnet, and the magnetic repulsion of the sealing round-shaped magnet is adjusted by the sealing round-shaped electromagnet, and the convex sealing block on it is driven by the sealing round-shaped magnet, so that the convex sealing block is lifted and lowered along the inner side of the concave sealing block, thereby changing the shielding effect of the drainage auxiliary tube, thereby changing the inner diameter of the flow for adjustment, and thereby changing the drainage effect of the liquid for adjustment.

[0010] Preferably, a concave set rubber pad is provided on the convex sealing block.

[0011] Preferably, sealed bearings are provided on the L-shaped adjusting lifting block and the cross-shaped drainage pipe.

[0012] Preferably, a plurality of lifting slide blocks are provided on the inner side of the cross-shaped drainage tube.

[0013] Preferably, a lifting slide is provided on the lifting seal inner cylindrical block, and a plurality of the lifting slides are movably mounted on a plurality of the lifting sliders respectively.

[0014] Beneficial Effects

[0015] The utility model provides a boiler anti-dry burning early warning protection device. It has the following beneficial effects. Compared with the prior art, the boiler anti-dry burning early warning protection device is: the liquid level inside the boiler is adjusted by detecting the feeding structure. When the liquid level is too low, the lifting metal hollow ball is made to descend along the liquid level. The lifting metal hollow ball drives the drainage stretching rod on it, so as to stretch and descend the inside of the cross-shaped drainage pipe, so as to drain the liquid inside the liquid replenishing tank to the inside of the boiler. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view and cross-sectional schematic diagram of a boiler anti-dry burning early warning protection device described in the utility model.

[0017] Figure 2 It is a side cross-sectional schematic diagram of a boiler anti-dry burning early warning protection device described in the utility model.

[0018] Figure 3 for Figure 1 A partial enlarged view of “A” in the figure.

[0019] In the figure: 1. Boiler; 2. Fluid replenishing tank; 3. Cross-shaped drainage pipe; 4. Lifting sealing inner cylindrical block; 5. Lifting metal air ball; 6. Drainage stretching rod; 7. Lifting limit shaft; 8. Set linear bearing block; 9. Concave set block; 10. L-shaped adjustment lifting block; 11. Resistance adjuster; 12. Drainage auxiliary pipe; 13. Concave sealing block; 14. Convex sealing block; 15. Sealed circular electromagnet; 16. Sealed circular magnet; 17. Lifting auxiliary limit shaft. DETAILED DESCRIPTION

[0020] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0021] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principles and processes, and no longer explains the electrical control.

[0022] Example

[0023] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1-3 As shown, the refilling tank 2 is installed on the boiler 1, and a detection and feeding structure is installed on the boiler 1 and the refilling tank 2; the detection and feeding structure includes: a cross-shaped drainage tube 3, a lifting seal inner cylindrical block 4, a lifting metal hollow ball 5, a drainage stretching rod 6, a plurality of lifting limit shafts 7, a plurality of set linear bearing blocks 8, a concave set block 9, an L-shaped adjustment lifting block 10 and an auxiliary refilling component; the cross-shaped drainage tube 3 is inserted into the boiler 1 and the refilling tank 2, the lifting seal inner cylindrical block 4 is movably inserted into the inner side of the cross-shaped drainage tube 3, the drainage stretching rod 6 is installed on the lifting seal inner cylindrical block 4, and the The lifting metal hollow ball 5 is connected to the drainage stretching rod 6, a plurality of the lifting limit shafts 7 are evenly inserted on the cross-shaped drainage tube 3, a plurality of the sleeve linear bearing blocks 8 are evenly inserted on the lifting seal inner cylindrical block 4, the lifting seal inner cylindrical block 4 is movably sleeved on a plurality of the lifting limit shafts 7 through a plurality of the sleeve linear bearing blocks 8, the concave sleeve block 9 is installed on the cross-shaped drainage tube 3, the L-shaped adjustment lifting block 10 is movably inserted on the lifting seal inner cylindrical block 4, and the L-shaped adjustment lifting block 10 is installed on the inner side of the concave sleeve block 9 through the auxiliary fluid replenishment component; the auxiliary The rehydration assembly includes: a resistance adjuster 11, a drainage auxiliary tube 12, a concave sealing block 13, a convex sealing block 14, a sealing round-shaped electromagnet 15, a sealing round-shaped magnet 16 and a plurality of lifting auxiliary limit shafts 17; the resistance adjuster 11 is installed on the inner side of the concave set block 9, and the resistance adjuster 11 is connected to the L-shaped adjustment lifting block 10, the drainage auxiliary tube 12 is inserted into the boiler 1 and the rehydration tank 2, the concave sealing block 13 is inserted into the inner side of the boiler 1, the convex sealing block 14 is movably inserted into the inner side of the concave sealing block 13, and the sealing round-shaped electromagnet 15 is installed on the concave sealing On the inner side of the sealing block 13, the sealing circular magnet 16 is installed on the convex sealing block 14, and several of the lifting auxiliary limit shafts 17 are evenly inserted on the inner side of the concave sealing block 13, and several of the lifting auxiliary limit shafts 17 are movably inserted on the convex sealing block 14; a concave set rubber pad is provided on the convex sealing block 14; sealed bearings are provided on the L-shaped adjustment lifting block 10 and the cross-shaped drainage tube 3; several lifting sliders are provided on the inner side of the cross-shaped drainage tube 3; a lifting slide is opened on the lifting sealing inner cylindrical block 4, and several of the lifting slides are movably fitted on several of the lifting sliders.

[0024] According to the attached Figure 1-3It is concluded that when the liquid level inside the boiler 1 is lowered to a certain position, the lifting metal hollow ball 5 is lowered, and the drainage stretching rod 6 on it is driven by the lifting metal hollow ball 5, and the lifting and sealing inner cylindrical block 4 on it is driven by the drainage stretching rod 6, so that the lifting and sealing inner cylindrical block 4 is lifted and lowered along the inner side of the cross-shaped drainage pipe 3, so that the lifting and sealing inner cylindrical block 4 lifts and lowers the obstruction of the cross-shaped drainage pipe 3 in the horizontal direction, thereby connecting the boiler 1 with the liquid replenishing tank 2, so as to achieve the stable drainage of the liquid inside the liquid replenishing tank 2 to the inside of the boiler 1, and the L-shaped adjustment lifting block 10 on it is driven by the lifting and sealing inner cylindrical block 4, so that the L-shaped adjustment lifting block 10 cooperates with the auxiliary liquid replenishing component, so as to achieve the liquid inside the liquid replenishing tank 2. The body is stably drained to the inner side of the boiler 1; the resistance adjuster 11 is driven to operate by the L-shaped adjustment lifting block 10, and the resistance of the resistance adjuster 11 is changed by adjusting the resistance, and the current on the sealed round electromagnet 15 is adjusted by changing the resistance, so as to change the electromagnetic size on the sealed round electromagnet 15, and the sealed round electromagnet 15 is used to adjust the magnetic repulsion of the sealed round magnet 16, and the convex sealing block 14 on it is driven by the sealed round magnet 16, so that the convex sealing block 14 is lifted and lowered along the inner side of the concave sealing block 13, thereby changing the shielding effect of the drainage auxiliary pipe 12, thereby changing the inner diameter of the flow for adjustment, and thus changing the drainage effect of the liquid for adjustment.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A boiler anti-dry burning early warning protection device, comprising: A boiler and a liquid replenishing tank, characterized in that the liquid replenishing tank is installed on the boiler, and a detection and feeding structure is installed on the boiler and the liquid replenishing tank; The detection and feeding structure includes: a cross-shaped drainage tube, a lifting sealed inner cylindrical block, a lifting metal hollow ball, a drainage stretching rod, a plurality of lifting limit shafts, a plurality of set linear bearing blocks, a concave set block, an L-shaped adjustment lifting block and an auxiliary liquid replenishment component; The cross-shaped drainage tube is inserted on the boiler and the liquid replenishing tank, the lifting seal inner cylindrical block is movably inserted on the inner side of the cross-shaped drainage tube, the drainage stretching rod is installed on the lifting seal inner cylindrical block, the lifting metal hollow ball is connected to the drainage stretching rod, a number of lifting limit shafts are evenly inserted on the cross-shaped drainage tube, a number of sleeve linear bearing blocks are evenly inserted on the lifting seal inner cylindrical block, the lifting seal inner cylindrical block is movably sleeved on a number of lifting limit shafts through a number of sleeve linear bearing blocks, the concave sleeve block is installed on the cross-shaped drainage tube, the L-shaped adjustment lifting block is movably inserted on the lifting seal inner cylindrical block, and the L-shaped adjustment lifting block is installed on the inner side of the concave sleeve block through the auxiliary liquid replenishing component.

2. A boiler anti-dry burning early warning protection device according to claim 1, characterized in that: The auxiliary fluid replenishment component includes: a resistance regulator, an auxiliary drainage tube, a concave sealing block, a convex sealing block, a sealing round-shaped electromagnet, a sealing round-shaped magnet and a plurality of lifting auxiliary limit shafts; The resistance adjuster is installed on the inner side of the concave set block, and the resistance adjuster is connected to the L-shaped adjustment lifting block, the drainage auxiliary pipe is inserted on the boiler and the liquid replenishing tank, the concave sealing block is inserted on the inner side of the boiler, the convex sealing block is movably inserted on the inner side of the concave sealing block, the sealing round-shaped electromagnet is installed on the inner side of the concave sealing block, the sealing round-shaped magnet is installed on the convex sealing block, a number of the lifting auxiliary limit shafts are evenly inserted on the inner side of the concave sealing block, and a number of the lifting auxiliary limit shafts are movably inserted on the convex sealing block.

3. A boiler anti-dry burning early warning protection device according to claim 2, characterized in that: The convex sealing block is provided with a concave set rubber pad.

4. A boiler anti-dry burning early warning protection device according to claim 3, characterized in that: Sealed bearings are provided on the L-shaped regulating lifting block and the cross-shaped drainage pipe.

5. A boiler anti-dry burning early warning protection device according to claim 4, characterized in that: A plurality of lifting slide blocks are arranged on the inner side of the cross-shaped drainage tube.

6. A boiler anti-dry burning early warning protection device according to claim 5, characterized in that: A lifting slideway is provided on the lifting seal inner cylindrical block, and a plurality of the lifting slideways are movably sleeved on a plurality of the lifting sliding blocks respectively.

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