CN213946288U - Special tool for disassembling and assembling blast cap of boiler furnace - Google Patents

Abstract

The utility model discloses a specialized tool for dismouting of boiler furnace hood, the novel nipple rectifier comprises a cylindrical shel, the roof is fixed at the barrel top, roof top central authorities are fixed with the nut, barrel both sides lateral wall is equipped with the through-hole respectively, the coaxial sleeve pipe fixed with the barrel outer wall that is equipped with in the through-hole outside, the screw rod is worn to be equipped with in through-hole and the cover intraductal, screw rod and sleeve pipe inner wall threaded connection, sleeve pipe outside cover is equipped with one end confined sleeve, the outer one end butt of barrel is arranged in with the screw rod to the sleeve blind end, one side that the sleeve inner wall is close to the blind end is equipped with the annular, be equipped with the rubber packing ring in the annular, one side and sleeve pipe outer wall threaded connection that the sleeve inner wall is close to the open end, the advantage: the funnel cap is clamped through the two screw rods, so that the barrel is clamped on the funnel cap, the lengthened socket wrench or the electric socket wrench is sleeved on the nut, the funnel cap is detached by the driving barrel, the detaching is labor-saving, the number of maintainers is reduced, the repairing period is shortened, and the repairing efficiency is improved.

Description

Special tool for disassembling and assembling blast cap of boiler furnace

The technical field is as follows:

the utility model relates to an overhaul technical field, concretely relates to a specialized tool for boiler furnace hood dismouting.

Background art:

the hood of thermal power boiler furnace bottom plays even cloth wind, change the air current direction, improve the effect of air speed, the hood is spiro union installation and in large quantity, the change of hood will be carried out when being equipped with the stove maintenance every time, but the hood is because of the long-time environment that is in the high temperature, lime-ash adheres to seriously in the screw thread, the screw thread clearance is difficult for unscrewing for a short time, grab the easy slippage of hood outer wall with the hand, it is hard to dismantle, secondly the hood distributes also comparatively densely in furnace, it is limited to overhaul the space, it is also comparatively many to need change quantity simultaneously, it is big to dismantle the degree of difficulty, the overhaul period length has been caused, the condition that maintainer drops into many.

The utility model has the following contents:

an object of the utility model is to provide a specialized tool for boiler furnace hood dismouting.

The utility model discloses by following technical scheme implement:

the utility model provides a specialized tool for dismouting of boiler furnace hood, comprises a cylindrical shel, the roof is fixed at the barrel top, roof top central authorities are fixed with the nut, barrel both sides lateral wall is equipped with the through-hole respectively, the coaxial being equipped with in the through-hole outside with the fixed sleeve pipe of barrel outer wall, the through-hole with the screw rod is worn to be equipped with in the cover intraductal, the screw rod with cover intraductal wall threaded connection, sleeve outside cover is equipped with one end confined sleeve, the sleeve blind end with the screw rod is arranged in the outer one end butt of barrel, one side that the sleeve inner wall is close to the blind end is equipped with the annular, be equipped with the rubber packing ring in the annular, one side that the sleeve inner wall is close to the open end with cover outside wall threaded connection.

Preferably, two of the through holes are coaxially arranged.

Preferably, one end of the screw rod, which is arranged in the cylinder, is rotatably provided with an arc-shaped clamping piece, and the concave surface of the arc-shaped clamping piece is provided with anti-skid grains.

The utility model has the advantages that: the device is small in structure and not limited by maintenance space, the funnel cap is clamped through the two screw rods, the barrel is clamped on the funnel cap, the nut is sleeved with the lengthened socket wrench or the electric socket wrench, the barrel is driven to detach the funnel cap, the detachment is labor-saving, the number of maintainers is reduced, the maintenance period is shortened, and the maintenance efficiency is improved; through sleeve spiral shell tightly on the sleeve pipe, drive the screw rod and extrude to the hood direction, the pitch error between sleeve pipe inner wall screw thread and screw rod outer wall screw thread is eliminated, extrudees the rubber packing ring when the sleeve spiral shell is tight on the sleeve pipe, rubber packing ring elasticity gives and sleeve reverse acting force, the pitch error between sleeve pipe inner wall screw thread and sleeve pipe outer wall screw thread is eliminated, the atress is not hard up when avoiding the screw rod to press from both sides tight hood and drive the hood and rotate, keeps the centre gripping dynamics, not hard up easily, the slippage.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a plan view of the overall structure of the present invention.

In the figure: barrel 1, roof 2, nut 3, through-hole 4, sleeve pipe 5, screw rod 6, sleeve 7, annular 8, rubber packing ring 9, arc clamping piece 10.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in figures 1 and 2, the special tool for disassembling and assembling the blast cap of the boiler furnace comprises a cylinder body 1, a top plate 2 is fixed at the top of the cylinder body 1, a nut 3 is fixed at the center of the top plate 2, the nut 3 can be an M22 nut 3, through holes 4 are respectively arranged on the side walls of two sides of the cylinder body 1, the two through holes 4 are coaxially arranged, a sleeve 5 fixed with the outer wall of the cylinder body 1 is coaxially arranged outside the through holes 4, a screw rod 6 penetrates through the through holes 4 and the sleeve 5, the screw rod 6 is in threaded connection with the inner wall of the sleeve 5, one end of the screw rod 6 arranged in the cylinder body 1 is abutted against the blast cap by rotating the screw rod 6, so that the two screw rods 6 clamp the blast cap, a sleeve 7 with one closed end is sleeved outside the sleeve 5, the closed end of the sleeve 7 is abutted against one end of the screw rod 6 arranged outside the cylinder body 1, the sleeve 7 is screwed tightly on the sleeve 5, so that the screw rod 6 is extruded towards the direction of the blast cap by the closed end of the sleeve 7, and the screw pitch error between the screw thread of the inner wall of the screw rod 5 and the outer wall of the screw rod 6 is eliminated, avoid 6 tight hoods of clamp of screw rod and drive the hood atress when rotating and not hard up, the centre gripping dynamics is unchangeable, one side that 7 inner walls of sleeve are close to the blind end is equipped with annular 8, be equipped with rubber packing ring 9 in the annular 8, one side and 5 outer wall threaded connection of sleeve 5 that 7 inner walls of sleeve are close to the open end, 7 spiral shell of sleeve extrude rubber packing ring 9 when tight on sleeve 5, sleeve 7 reverse force is given to rubber packing ring 9 elasticity, the pitch error between 7 inner wall screw threads of sleeve and 5 outer wall screw threads of sleeve is eliminated, make 7 blind end extrusion screw rod 6's of sleeve effect better, can not become flexible.

The screw rod 6 is arranged in one end rotation in barrel 1 and is equipped with arc clamping piece 10, is equipped with anti-skidding line on the concave surface of arc clamping piece 10, and screw rod 6 drives the tight hood of arc clamping piece 10 laminating clamp, and the centre gripping area increase does benefit to screw rod 6 and drives more effects of hood pivoted power on the hood.

The working principle is as follows: when the utility model is used, the barrel 1 is sleeved on the wind cap, the screw rods 6 at two sides are respectively rotated, the screw rods 6 rotate in the sleeve 5, the two screw rods 6 pass through the through holes 4 and drive the arc-shaped clamping pieces 10 to clamp and clamp the wind cap, then the two sleeves 7 are respectively sleeved on the corresponding sleeves 5 to be screwed, the screw rods 6 are extruded towards the wind cap direction by the closed ends of the sleeves 7, the pitch error between the inner wall thread of the sleeve 5 and the outer wall thread of the screw rods 6 is eliminated, the rubber gasket 9 is extruded while the sleeves 7 are screwed on the sleeve 5, the elasticity of the rubber gasket 9 gives reverse acting force to the sleeves 7, the pitch error between the inner wall thread of the sleeves 7 and the outer wall thread of the sleeve 5 is eliminated, the wind cap is clamped by the two screw rods 6, the barrel 1 is clamped on the wind cap, the nut 3 is sleeved by the lengthened sleeve spanner or the electric sleeve spanner, the driving nut 3 rotates, and then the barrel 1 drives the wind cap to rotate, the blast cap is unscrewed to finish the disassembly; the lengthened socket wrench or the electric socket wrench is sleeved on the nut 3 to rotate reversely, and then the installation can be completed.

The device is small in structure and not limited by maintenance space, the funnel cap is clamped through the two screw rods 6, the barrel body 1 is clamped on the funnel cap, the nut 3 is sleeved with the lengthened socket wrench or the electric socket wrench, the barrel body 1 is driven to disassemble the funnel cap, the disassembly is labor-saving, the number of maintainers is reduced, the maintenance period is shortened, and the maintenance efficiency is improved;

through 7 snails of sleeve tightly on sleeve pipe 5, drive screw rod 6 to the extrusion of hood direction, the pitch error between 5 inner wall screw threads of sleeve pipe and 6 outer wall screw threads of screw rod is eliminated, 7 snails of sleeve pipe extrude rubber packing ring 9 when tightly on sleeve pipe 5, 7 reverse effort of sleeve are given to rubber packing ring 9 elasticity, the pitch error between 7 inner wall screw threads of sleeve pipe and 5 outer wall screw threads is eliminated, it is not hard up to avoid screw rod 6 to press from both sides tight hood and drive the hood atress when rotating, keep the clamping-force degree, it is not hard up easily, the slippage.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. The utility model provides a specialized tool for dismouting of boiler furnace hood, a serial communication port, the novel nipple rectifier comprises a cylindrical shel, the roof is fixed at the barrel top, roof top central authorities are fixed with the nut, barrel both sides lateral wall is equipped with the through-hole respectively, the coaxial being equipped with in the through-hole outside with the fixed sleeve pipe of barrel outer wall, the through-hole with the screw rod is worn to be equipped with in the cover intraductal, the screw rod with cover intraductal wall threaded connection, cover outside of the sleeve pipe cover is equipped with one end confined sleeve, the sleeve blind end with the screw rod is arranged in the outer one end butt of barrel, one side that the sleeve inner wall is close to the blind end is equipped with the annular, be equipped with the rubber packing ring in the annular, one side that the sleeve inner wall is close to the open end with cover outside wall threaded connection.

2. The special tool for disassembling and assembling the blast cap of the boiler furnace according to the claim 1, wherein: the two through holes are coaxially arranged.

3. The special tool for disassembling and assembling the hood of the boiler furnace according to claim 1 or 2, characterized in that: the screw rod is arranged in one end in the barrel body and is rotatably provided with an arc-shaped clamping piece, and anti-skidding lines are arranged on the inner concave surface of the arc-shaped clamping piece.

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