Pressure regulating disc structure of boiler soot blower

Abstract

The utility model relates to a boiler soot blower pressure regulating disc structure, and belongs to the technical field of boiler soot blower pressure regulating discs, the boiler soot blower pressure regulating disc structure comprises a pressure regulating disc regulating plate located above a valve seat of a soot blower lift valve body, at least one pair of telescopic rods are arranged above the pressure regulating disc regulating plate, the upper end parts of the telescopic rods penetrate through a soot blower lift valve cover, and the lower end parts of the telescopic rods are connected with the pressure regulating disc regulating plate. The telescopic rod is detachably connected with a valve cover of the lifting valve, an adjusting rod penetrating through the telescopic rod is arranged on the pressure adjusting disc adjusting plate, an adjusting locking assembly is arranged between the telescopic rod and the adjusting rod, and the adjusting locking assembly locks the adjusting rod to fix the pressure adjusting disc structure of the boiler soot blower. The problems that in the prior art, a thread locking head is disassembled by loosening a tool thread, then a pressure regulating disc is stirred by the tool through an opening to rotate forwards and backwards, a gap between the pressure regulating disc and a valve seat is adjusted, finally the thread locking head is fastened and installed to position the pressure regulating disc, and adjustment work needs to be carried out after work is stopped while adjustment operation is complex are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler soot blower pressure regulating disc technical field, concretely is a kind of boiler soot blower pressure regulating disc structure. BACKGROUND

[0002] Soot blower poppet valve is the important component element of boiler steam soot blower, usually located at the end of steam soot blower, poppet valve outlet end is connected with soot blower inner tube by flange, during the operation of steam soot blower, by controlling the opening and closing of valve to provide blowing medium to soot blower head soot blowing pipe, good soot blower poppet valve can not only guarantee the stable operation of steam soot blower, but also can improve the economy and safety of boiler system, pressure regulating disc is as the important component of soot blower poppet valve, for adjusting the gap between valve seat, reach the effect of adjusting air intake.

[0003] In prior art, when adjusting pressure regulating disc, generally adopt tool thread loosening to disassemble threaded locking head, then through opening, adopt tool to stir pressure regulating disc rotation, adjust the gap between pressure regulating disc and valve seat, then fasten threaded locking head to position pressure regulating disc, so not only the adjustment operation is complex, but also need to be adjusted after the stop of soot blower poppet valve, so the present application designs an improved boiler soot blower pressure regulating disc structure to solve this prior art defect. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a kind of boiler soot blower pressure regulating disc structure.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of boiler soot blower pressure regulating disc structure, including the valve seat above the valve body of soot blower poppet valve of pressure regulating disc adjusting plate, the upper of the pressure regulating disc adjusting plate is equipped with at least a pair of telescopic rod, the upper end portion of the telescopic rod passes through soot blower poppet valve valve cover, the telescopic rod is detachably connected with poppet valve cover, adjusting rod is provided on the pressure regulating disc adjusting plate and passes through telescopic rod, adjusting lock assembly is arranged between the telescopic rod and adjusting rod, and the adjusting lock assembly is locked and fixed to the adjusting rod.

[0006] By the above technical scheme, the telescopic rod passes through the soot blower poppet valve valve cover and is installed on the valve cover by the fastening screw, then the adjusting rod is adjusted to move up and down to drive the pressure regulating disc adjusting plate to move synchronously, so as to change the distance between the pressure regulating disc adjusting plate and the poppet valve valve seat, and achieve the purpose of adjustment, and the adjusting lock assembly is arranged to realize stable fixation after adjustment.

[0007] As a preferred technical scheme of the utility model, the center of the pressure regulating disc adjusting plate is provided with a sealing sleeve, the valve rod of the blowing ash device lifting valve passes through the sealing sleeve, and the valve clack arranged below the valve rod is arranged below the valve seat.

[0008] By adopting the above technical scheme, the valve rod of the lifting valve is installed to pass through the sealing.

[0009] As a preferred technical scheme of the utility model, the telescopic rod comprises a telescopic hose and a mounting cylinder, the telescopic hose and the mounting cylinder are in communication with each other, and the other end of the telescopic hose is connected with the pressure regulating disc adjusting plate.

[0010] By adopting the above technical scheme, the telescopic hose and the mounting cylinder are combined, so that the telescopic adjustment of the telescopic rod as a whole can be realized according to the telescopic action of the telescopic hose.

[0011] As a preferred technical scheme of the utility model, the upper end of the mounting cylinder is provided with a flange plate.

[0012] By adopting the above technical scheme, after the telescopic rod passes through the valve cover of the lifting valve, the flange plate is installed and fixed on the valve cover through the fastening screw.

[0013] As a preferred technical scheme of the utility model, the outside of the adjusting rod is embedded with a scale perpendicular to the adjusting rod.

[0014] By adopting the above technical scheme, the scale display on the scale is convenient for observing the adjusting distance of the pressure regulating disc adjusting plate.

[0015] As a preferred technical scheme of the utility model, the adjusting locking assembly comprises a locking groove, a fixing seat, an adjusting nut and a locking screw rod, the locking groove is arranged on the surface of the adjusting rod, the fixing seat is connected to the surface of the flange plate, the outside of the fixing seat is connected with the adjusting nut, the adjusting nut is threadedly connected with the locking screw rod, and the locking screw rod passes through the fixing seat and is located in the locking groove.

[0016] By adopting the above technical scheme, after the adjusting rod is adjusted and moved, the locking screw rod is screwed in the adjusting nut by rotating, so that the locking screw rod is moved to tightly adhere to the adjusting rod, and the positioning and fixing of the adjusting rod after adjustment are realized.

[0017] As a preferred technical scheme of the utility model, when the locking screw rod is in the screwed state, the locking screw rod tightly adheres to the adjusting rod, and when the locking screw rod is in the unscrewed state, the locking screw rod is separated from the adjusting rod.

[0018] By adopting the above technical scheme, the fixing and separation of the adjusting rod can be realized by rotating the adjusting rod in the positive and negative directions, and the movement and adjustment of the adjusting rod are facilitated.

[0019] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0020] 1、The boiler soot blower pressure regulating disc structure, when adjusting the pressure regulating disc, the telescopic rod passes through the soot blower poppet valve cover and is installed on the valve cover through the fastening screw, then the adjusting rod is adjusted to move up and down to drive the pressure regulating disc adjusting plate to move synchronously, that is, the distance between the pressure regulating disc adjusting plate and the poppet valve seat can be changed to achieve the purpose of adjustment, and after the adjustment is completed, the adjustment locking assembly is arranged to realize the stable fixing after adjustment, avoiding the traditional method of loosening the threaded locking head with a tool, then the gap between the pressure regulating disc and the valve seat is adjusted by opening the tool to rotate the pressure regulating disc, and finally the threaded locking head is fastened to position the pressure regulating disc, which is complex in operation and needs to stop working for adjustment.

[0021] 2、The boiler soot blower pressure regulating disc structure, through the scale arranged, the adjusting distance of the adjusting rod can be observed during adjustment, so as to achieve the purpose of accurately controlling the distance between the pressure regulating disc adjusting plate and the valve seat. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a perspective view of the utility model;

[0023] Figure 2 It is a sectional perspective view of the utility model;

[0024] Figure 3 It is an enlarged perspective view of the A place of the utility model;

[0025] Figure 4 It is a side perspective view of the utility model.

[0026] In the drawing: 1, pressure regulating disc adjusting plate; 2, sealing sleeve; 3, telescopic rod; 31, telescopic hose; 32, mounting cylinder; 4, adjusting rod; 5, adjustment locking assembly; 51, locking groove; 52, fixed seat; 53, adjusting nut; 54, locking screw; 6, scale; 7, flange plate. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0028] Please refer to Figure 1The boiler soot blower pressure regulating disc structure in the embodiment comprises a pressure regulating disc adjusting plate 1 above the valve seat of the soot blower poppet valve body, the pressure regulating disc adjusting plate 1 is concentric with the valve seat in the valve body when installed in the soot blower poppet valve body, a sealing sleeve 2 is communicated through the center of the pressure regulating disc adjusting plate 1, and the sealing sleeve 2 is used for the valve rod of the soot blower poppet valve to pass through when the pressure regulating disc adjusting plate 1 is installed, and the valve flap below the valve rod is below the valve seat.

[0029] Please refer to Figure 2 The upper surface of the pressure regulating disc adjusting plate 1 is fixedly installed with at least one pair of telescopic rods 3, the more the number of the telescopic rods 3, the better the installation support stability effect of the pressure regulating disc adjusting plate 1, the telescopic rod 3 comprises a telescopic hose 31 and an installation cylinder 32, the telescopic hose 31 is a hollow rubber tube that can be stretched and contracted, the telescopic hose 31 and the installation cylinder 32 are communicated with each other, one end of the telescopic hose 31 is fixedly connected with the upper surface of the pressure regulating disc adjusting plate 1, and the upper end of the installation cylinder 32 is fixedly communicated with a flange plate 7, a plurality of annular flange holes are arranged on the flange plate 7 in an equidistant distribution mode, the upper end of the telescopic rod 3 passes through the soot blower poppet valve cover, the telescopic rod 3 is detachably connected with the poppet valve cover, the upper surface of the pressure regulating disc adjusting plate 1 is fixedly installed with an adjusting rod 4 extending to the upper side through the telescopic rod 3, and an adjusting locking assembly 5 is arranged between the telescopic rod 3 and the adjusting rod 4, and the adjusting locking assembly 5 is used for locking and fixing the adjusting rod 4.

[0030] In the embodiment, when the pressure regulating disc is installed, the upper end of the installation cylinder 32 passes through the soot blower poppet valve cover, the pressure regulating disc adjusting plate 1 is above the poppet valve seat, the poppet valve rod passes through the sealing sleeve 2, the flange plate 7 is fixed on the poppet valve cover through the flange holes of the flange plate 7 and fastening screws, when the pressure regulating disc is adjusted, the adjusting rod 4 is moved up and down to drive the pressure regulating disc adjusting plate 1 to move synchronously, and the telescopic hose 31 is stretched and contracted, after the adjustment is completed, the adjusting locking assembly 5 is used for stably fixing the adjusting rod 4 after the adjustment, and the pressure regulating disc adjusting plate 1 is moved to change the distance between the pressure regulating disc adjusting plate 1 and the soot blower poppet valve seat, so that the purpose of quickly adjusting and changing the air intake is achieved.

[0031] Please refer to Figure 1 , Figure 3 and Figure 4 The adjusting locking assembly 5 comprises a locking groove 51, a fixing seat 52, an adjusting nut 53 and a locking screw rod 54, the locking groove 51 is arranged on the surface of the adjusting rod 4, the fixing seat 52 is connected to the surface of the flange plate 7, the adjusting nut 53 is connected to the outer side of the fixing seat 52, the adjusting nut 53 is threadedly connected with the locking screw rod 54, the locking screw rod 54 passes through the fixing seat 52 and is located in the locking groove 51, when the locking screw rod 54 is in a screwed state, the locking screw rod 54 is tightly attached to the adjusting rod 4, and when the locking screw rod 54 is in a screwed-off state, the locking screw rod 54 is separated from the adjusting rod 4.

[0032] Further, after the adjustment of the pressure regulating disc adjusting plate 1 is completed, the locking screw 54 is screwed into the adjusting nut 53, so that the locking screw 54 is tightly combined with the adjusting rod 4 in the locking groove 51, and the adjusting rod 4 is fixed after adjustment, so as to achieve the positioning and fixing of the pressure regulating disc adjusting plate 1 after adjustment.

[0033] It should be noted that the outside of the adjusting rod 4 is embedded with a scale 6 which is perpendicular to the adjusting rod 4, and the scale 6 is arranged to facilitate the observation of the moving distance of the adjusting rod 4 through the display scale of the scale 6 during adjustment, so as to achieve the purpose of accurately controlling the gap between the pressure regulating disc adjusting plate 1 and the boiler soot blower poppet valve seat.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A boiler sootblower pressure regulator disc structure comprising a regulator disc adjusting plate located above the valve seat of the sootblower poppet valve body, characterized by, The upper side of the pressure regulating plate is provided with at least one pair of telescopic rods, the upper end of the telescopic rod penetrates the valve cover of the soot blower poppet valve, the telescopic rod is detachably connected with the valve cover of the soot blower poppet valve, the pressure regulating plate is provided with an adjusting rod penetrating the telescopic rod, and an adjusting locking assembly is arranged between the telescopic rod and the adjusting rod, and the adjusting locking assembly locks and fixes the adjusting rod.

2. A boiler sootblower pressure adjustment disc structure according to claim 1, characterized in that: The center of the pressure regulating plate is provided with a sealing sleeve, the valve rod of the soot blower poppet valve penetrates the sealing sleeve, and the valve clack arranged below the valve rod is arranged below the valve seat.

3. The boiler sootblower pressure adjustment disc structure of claim 1, wherein: The telescopic rod comprises a telescopic hose and a mounting cylinder, the telescopic hose and the mounting cylinder are in communication with each other, and the other end of the telescopic hose is connected with the pressure regulating plate.

4. A boiler sootblower pressure adjustment disc structure according to claim 3, characterized in that: The upper end of the mounting cylinder is provided with a flange.

5. The boiler sootblower pressure adjustment disc structure of claim 1, wherein: The outer side of the adjusting rod is embedded with a scale perpendicular to the adjusting rod.

6. The boiler sootblower pressure adjustment disc structure according to claim 1 or 3, characterized by: The adjusting locking assembly comprises a locking groove, a fixing seat, an adjusting nut and a locking screw rod, the locking groove is arranged on the surface of the adjusting rod, the fixing seat is connected to the surface of the flange, the outer side of the fixing seat is connected with the adjusting nut, the adjusting nut is threadedly connected with the locking screw rod, and the locking screw rod penetrates the fixing seat and is arranged in the locking groove.

7. A boiler sootblower pressure adjustment disc structure according to claim 6, characterized in that: When the locking screw rod is in the screwed state, the locking screw rod is closely attached to the adjusting rod, and when the locking screw rod is in the unscrewed state, the locking screw rod is separated from the adjusting rod.

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