Safety detection device for pressure-bearing component of boiler

Abstract

The utility model belongs to the technical field of boilers, and discloses a boiler pressure-bearing component safety detection device which comprises a rack assembly used for supporting, fixing and pressurizing and further comprises a bearing assembly arranged on the rack assembly and used for bearing a boiler body to rotate, and a power assembly used for driving the boiler body to rotate is arranged in the middle of the rack assembly. The bearing assembly comprises two bearing frames which are symmetrically arranged, two bearing rollers are symmetrically installed on each bearing frame, a limiting sliding structure used for adjusting the position in a sliding mode is arranged on a bottom plate of each bearing frame, and two locking nails are symmetrically installed at the two ends of each bearing frame. The power assembly comprises a driving mechanism used for providing rotating power, and an adjusting mechanism used for adjusting position tensioning is arranged below the driving mechanism. According to the safety detection device for the pressure-bearing component of the boiler, the boiler body is supported to rotate, so that only the lower part needs to be detected all the time, and the convenience of detection is improved; and water resources are saved through the arrangement that water liquid is halved and is matched with air inflation and pressurization.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of boiler, in particular, relate to a kind of safety detection device of boiler pressure-bearing component. BACKGROUND

[0002] Boiler as important equipment in industrial production, its pressure-bearing component (such as boiler barrel, pipeline, header etc.) is in high temperature and high pressure environment for a long time, prone to fatigue, corrosion, crack and other defects, serious time can lead to boiler explosion and other major accidents. Therefore, boiler must be detected for safety after production.

[0003] Contrast the Chinese patent of announcement No.CN213089793U, discloses a kind of safety detection device of boiler pressure-bearing component, it includes: base, fixed frame, sliding slot, fixed plate, threaded rod, electric push rod, pressure disc, baffle, support block, arc support piece, boiler, first connecting pipe, stop valve, pressure gauge, water tank, water pump, infusion tube and second connecting pipe;The base side is provided with fixed frame, the fixed frame is oppositely provided with sliding slot in, the fixed plate is set in the sliding slot, the fixed frame top is equipped with threaded hole;Water is filled in boiler by water pump, pressure disc is sealed to its top, stop valve is sealed to its first connecting pipe, second connecting pipe is filled with water by water pump, after injecting a certain amount of water, keep a period of time, whether the reading of pressure gauge changes can be detected by observation, and by injecting water in it, can find leak directly, facilitate detection, can quickly determine leak point, easy to operate.

[0004] But the above-mentioned patent boiler is fixed, inconvenient for the inspection of upper part of boiler, and need to make water liquid completely fill boiler and keep pressure, increase the waste of water resources, therefore a new device is designed. UTILITY MODEL CONTENT

[0005] The utility model is directed to provide a kind of safety detection device of boiler pressure-bearing component, to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] The utility model provides a kind of boiler pressure part safety detection device, including the rack assembly for supporting fixed and pressurized, further including the support assembly for supporting boiler body rotation being provided on the rack assembly, power assembly is provided in the middle of the rack assembly for driving boiler body rotation;The support assembly includes two symmetrical support frames, two support rollers are symmetrically mounted on the support frame, the support frame bottom plate is provided with limiting sliding structure for sliding adjustment position, two locking nails are symmetrically mounted at the both ends of the support frame;The power assembly includes driving mechanism for providing rotary power, adjusting mechanism is provided below the driving mechanism for adjusting position tensioning.

[0008] Further: the rack assembly includes support table, four first sliding grooves are symmetrically provided on the support table, second sliding groove is provided in the middle of the support table, pressurizing assembly for inflating and pressurizing boiler body is mounted on one side of the support table.

[0009] Further: four support legs are evenly distributed at the bottom of the support table, and are weldedly connected.

[0010] Further: the pressurizing assembly includes air pump, filter head is mounted at the bottom of the air pump, gas delivery hose is mounted at the top end of the air pump.

[0011] Further: the limiting sliding structure includes two first sliding blocks symmetrically provided at the bottom of the support frame, and limiting plate is mounted between the bottom of the first sliding block.

[0012] Further: the driving mechanism includes fixing frame, servo motor is mounted on the fixing frame, driving wheel is mounted at the output end of the servo motor, and transmission belt is mounted on the driving wheel;The adjusting mechanism includes lead screw, second sliding block is mounted in the middle of the lead screw, and hand crank is provided at one end of the lead screw.

[0013] Further: the lead screw is rotationally connected with the rack assembly, the lead screw is threadedly connected with the second sliding block, and the second sliding block is slidably connected with the rack assembly.

[0014] Compared with the prior art, the beneficial effects are:

[0015] By supporting the rotation of the boiler body, only the lower part needs to be checked all the time, improving the convenience of inspection.

[0016] By the setting of electric rotation, the operation convenience is improved.

[0017] By the setting of water reduction by half and inflation pressurization, water resources are saved, and safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1It is the structural schematic view of the safety detection device of the boiler pressure part of the utility model.

[0019] Figure 2 It is the rack assembly schematic view of the safety detection device of the boiler pressure part of the utility model.

[0020] Figure 3 It is the bearing assembly schematic view of the safety detection device of the boiler pressure part of the utility model.

[0021] Figure 4 It is the right view axonometric drawing of the power assembly of the safety detection device of the boiler pressure part of the utility model.

[0022] Figure 5 It is the left view axonometric drawing of the power assembly of the safety detection device of the boiler pressure part of the utility model.

[0023] In the figure, 101, support table, 102, support leg, 103, first sliding groove, 104, second sliding groove, 105, air pump, 106, filter head, 107, air hose, 201, bearing frame, 202, bearing roller, 203, first sliding block, 204, limiting plate, 205, locking nail, 301, lead screw, 302, second sliding block, 303, hand crank, 304, fixed frame, 305, servo motor, 306, driving wheel, 307, transmission belt, 4, boiler body. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-5 A safety detection device of a boiler pressure part, comprising a rack assembly for supporting, fixing and pressurizing, further comprising a bearing assembly arranged on the rack assembly for bearing the rotation of a boiler body 4, and a power assembly arranged in the middle of the rack assembly for driving the rotation of the boiler body 4.

[0026] In this embodiment: the rack assembly comprises a support table 101, four first sliding grooves 103 are symmetrically arranged on the support table 101, a second sliding groove 104 is arranged in the middle of the support table 101, and a pressurizing assembly for pressurizing the boiler body 4 is installed on one side of the support table 101; four support legs 102 are evenly distributed at the four corners of the bottom of the support table 101 and are welded and connected; the pressurizing assembly comprises an air pump 105, a filter head 106 is installed at the bottom of the air pump 105, and a gas conveying hose 107 is installed at the top end of the air pump 105; the support legs 102 lift the support table 101, the first sliding groove 103 limits the moving direction of the support frame 201, the second sliding groove 104 limits the moving direction of the fixed frame 304, the air pump 105 draws clean air from the outside through the filter head 106 and pressurizes the boiler body 4 through the gas conveying hose 107, thereby increasing the internal pressure of the boiler body 4; when the leakage point is turned to the lower side, the dyeing water will be squeezed out from the leakage point

[0027] In this embodiment: the support assembly comprises two support frames 201 symmetrically arranged, two support rollers 202 are symmetrically installed on the support frame 201, a limiting sliding structure for sliding adjustment of position is arranged on the bottom plate of the support frame 201, and two locking nails 205 are symmetrically installed at the two ends of the support frame 201; the limiting sliding structure comprises two first sliding blocks 203 symmetrically arranged at the bottom of the support frame 201, and a limiting plate 204 is installed between the bottoms of the first sliding blocks 203; first, push the two support frames 201 to move along the first sliding groove 103 under the limiting of the first sliding block 203, adjust the distance between the two support frames 201, and then tighten the locking nails 205 for fixation, then hoist the boiler body 4 between the support rollers 202 on the support frames 201, and the support rollers 202 support the slow rotation of the boiler body 4;

[0028] In this embodiment: the power assembly comprises a driving mechanism for providing rotary power, and an adjusting mechanism for adjusting the tension of the position is arranged below the driving mechanism; the driving mechanism comprises a fixed frame 304, a servo motor 305 is installed on the fixed frame 304, a driving wheel 306 is installed at the output end of the servo motor 305, and a transmission belt 307 is installed on the driving wheel 306; the adjusting mechanism comprises a lead screw 301, a second sliding block 302 is installed in the middle of the lead screw 301, and a hand crank 303 is arranged at one end of the lead screw 301; the lead screw 301 is rotationally connected with the rack assembly, the lead screw 301 is threadedly connected with the second sliding block 302, and the second sliding block 302 is slidably connected with the rack assembly; the transmission belt 307 is sleeved between the boiler body 4 and the driving wheel 306, the lead screw 301 is rotated through the hand crank 303, the second sliding block 302 is pushed to drive the fixed frame 304 to move along the second sliding groove 104, the transmission belt 307 is tensioned, the fixed frame 304 supports the driving of the driving wheel 306 by the servo motor 305, and the boiler body 4 is slowly rotated under the support of the support roller 202 through the transmission belt 307.

[0029] Working principle: first push two support frame 201 respectively in the first slider 203 under the limit along the first sliding slot 103, adjust the distance between two support frame 201, and tighten the locking nail 205 fixed, again hoist the boiler body 4 to the support roller 202 between support frame 201, simultaneously with the transmission belt 307 between the boiler body 4 and the driving wheel 306, and through the hand crank 303 rotation screw rod 301, push the second slider 302 drive fixed frame 304 along the second sliding slot 104 movement, make transmission belt 307 tension, and then block all the import and export, only leave an import and export with gas hose 107 connection and to the boiler body 4 into half of the dyeing water, then air pump 105 through the filter head 106 extraction outside clean air, and through gas hose 107 press into the boiler body 4, increase the pressure inside the boiler body 4, finally fixed frame 304 support servo motor 305 drive driving wheel 306 rotation, through transmission belt 307 drive the boiler body 4 in the support of support roller 202 slowly rotate, when the leak point is turned to the lower side, the dyeing water will be squeezed out from the leak point.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A boiler pressure part safety monitoring device comprising a frame assembly for supporting a stationary and pressurized component, characterized in that: The boiler body (4) is supported and rotated by a supporting assembly arranged on the rack assembly, and a power assembly for driving the boiler body (4) to rotate is arranged in the middle of the rack assembly; The supporting assembly comprises two supporting frames (201) symmetrically arranged, two supporting rollers (202) symmetrically arranged on the supporting frames (201), a limiting sliding structure arranged on the bottom plate of the supporting frames (201) for sliding adjustment, and two locking nails (205) symmetrically arranged at the two ends of the supporting frames (201). The power assembly comprises a driving mechanism for providing rotating power, and an adjusting mechanism arranged below the driving mechanism for adjusting the position tension.

2. A boiler pressure part safety monitoring apparatus according to claim 1, characterized in that: The rack assembly comprises a support table (101), four first sliding grooves (103) symmetrically arranged on the support table (101), a second sliding groove (104) arranged in the middle of the support table (101), and a pressurizing assembly arranged on one side of the support table (101) for pressurizing the boiler body (4).

3. A boiler pressure part safety monitoring apparatus according to claim 2, characterized in that: Four support legs (102) are evenly distributed at the four corners of the bottom of the support table (101) and are welded.

4. A boiler pressure part safety monitoring apparatus according to claim 2, characterized in that: The pressurizing assembly comprises an air pump (105), a filter head (106) arranged on the bottom of the air pump (105), and a gas conveying hose (107) arranged on the top end of the air pump (105).

5. The apparatus for detecting safety of a pressure part of a boiler according to claim 1, wherein: The limiting sliding structure comprises two first sliding blocks (203) symmetrically arranged on the bottom of the supporting frame (201), and a limiting plate (204) arranged between the bottom of the first sliding blocks (203).

6. The apparatus for detecting safety of a pressure part of a boiler according to claim 1, wherein: The driving mechanism comprises a fixed frame (304), a servo motor (305) arranged on the fixed frame (304), a driving wheel (306) arranged on the output end of the servo motor (305), and a transmission belt (307) arranged on the driving wheel (306); and the adjusting mechanism comprises a lead screw (301), a second sliding block (302) arranged in the middle of the lead screw (301), and a hand crank (303) arranged at one end of the lead screw (301).

7. A boiler pressure part safety monitoring apparatus according to claim 6, characterized in that: The lead screw (301) is rotationally connected with the rack assembly, the lead screw (301) is threadedly connected with the second sliding block (302), and the second sliding block (302) is slidingly connected with the rack assembly.

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