Boiler feed pump king bolt disassembling and assembling tool

Abstract

The utility model relates to the technical field of boiler feed pump disassembling and assembling tools, in particular to a boiler feed pump main bolt disassembling and assembling tool which comprises a pump body, a plurality of sets of rod penetrating screws used for improving strength are connected to the periphery of the pump body in an inserted mode, and nut bodies used for fastening are installed on the surfaces of the outer side ends of the rod penetrating screws in a screwed mode. A sleeve used for rotating is installed on the periphery of the nut body in a matched mode, and a plurality of sets of magnetic attraction blocks magnetically connected with the nut body are assembled in the sleeve. When the water feeding pump for the boiler is maintained, the sleeve can be taken, the hole in the inner circumference of the sleeve can be conveniently matched and matched with the nut body for limiting one end of the screw penetrating through the periphery of the pump body, the hexagonal ring on the periphery of the sleeve can be conveniently matched with the wrench, and meanwhile the straight hole in the periphery of the sleeve can be conveniently connected with the corresponding long rod in an inserted mode. Therefore, the bar-penetrating screw rod is more convenient to disassemble and assemble, and is not limited to one disassembly and assembly mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler feed pump dismounting tool technical field, concretely relates to a boiler feed pump main bolt dismounting tool. BACKGROUND

[0002] The boiler feed pump is DG type horizontal single-suction multistage segmented centrifugal pump, is used for conveying clear water and liquid similar to water in physical and chemical properties, can convey high-temperature clear water below 280 DEG C, is suitable for boiler feed water, factory and city water supply, is suitable for conveying clear water below 110 DEG C or other liquid similar to water in physical and chemical properties without corrosion, is widely used in boiler feed water and city life water supply of industrial and mining enterprises and institutions, and the DG type series pump is especially suitable for boiler feed water, and can also be widely used in pressure vessel water supply, hot water circulation, high-rise building water supply, farmland irrigation, fire-fighting pressure boost, hydraulic flushing, food, brewing, medicine, chemical industry, aquaculture, environmental protection and other industries, the through bolt of the boiler feed pump plays a vital role in the boiler feed pump, and its main functions include leakage prevention and pump body stabilization, but when maintaining the boiler feed pump, the through bolt around the pump body needs to be disassembled to facilitate maintenance, and the structure of the through bolt is special, which makes the disassembly inconvenient, therefore, the utility model provides a boiler feed pump main bolt dismounting tool. SUMMARY

[0003] The boiler feed pump main bolt dismounting tool provided by the utility model is used for dismounting the through bolt of the boiler feed pump.

[0004] The utility model discloses a boiler feed pump main bolt dismounting tool, including the pump body, the through bolt of the pump body periphery is inserted and is used for improving the strength, and the through bolt has multiple groups, the nut body that is used for fastening is installed to the through bolt outside end surface screwing, and the sleeve that is used for rotating is installed to the nut body periphery, the magnetic attraction piece that is magnetically connected with the nut body is assembled in the sleeve, and the magnetic attraction piece has multiple groups.

[0005] The hexagonal ring that is used for rotating is integrally arranged on the sleeve outside end surface, the straight hole is formed on the hexagonal ring periphery, and the straight hole has multiple groups.

[0006] When the boiler feed pump is maintained, the sleeve can be taken, the hole in the sleeve periphery is convenient for mutually adapting and fitting with the nut body used for limiting one end of the through bolt of the pump body periphery, the hexagonal ring on the sleeve periphery is convenient for mutually fitting with the wrench, the straight hole on the sleeve periphery is also convenient for mutually inserting between the corresponding long rod, so that the through bolt is more convenient to disassemble, and is not limited to one dismounting mode.

[0007] When the sleeve and the hex ring are not used, the sleeve can be conveniently sleeved on the nut body at the end of the through rod screw, and the plurality of magnetic attraction blocks in the sleeve are conveniently magnetically connected with the nut body, so that the position of the sleeve is conveniently limited, the sleeve can be more conveniently magnetically attracted on the nut body at the end of the through rod screw outside the pump body, and when the nut body is disassembled and assembled, the sleeve can be conveniently used in time and limited when not used, so that the sleeve cannot be lost, and the sleeve is conveniently used when the boiler feed water pump is disassembled and assembled.

[0008] Specifically, the nut body is provided with a plurality of grooves on the outer periphery surface, and the sleeve is integrally provided with a plurality of convex strips on the inner wall surface, which are matched with the grooves.

[0009] By adopting the above technical scheme, the grooves on the outer periphery of the nut body and the convex strips on the inner periphery of the sleeve are matched with each other, so that the fastening property of the mutual connection between the sleeve and the nut body is improved, the condition of thread slipping during rotation of the nut body is reduced, and the nut body can be more conveniently disassembled and assembled.

[0010] Specifically, the straight hole is provided with a rubber sleeve for protection.

[0011] By adopting the above technical scheme, the rubber sleeve conveniently protects the inner wall of the straight hole, so that the long rod can be more stably used when inserted into the straight hole, and the condition of scratching and damaging the inner wall of the straight hole during rotation of the hex ring is reduced.

[0012] Specifically, the hex ring is provided with a plurality of circle grooves on the opposite side of the end away from the sleeve, and the circle grooves are provided with a rubber ring for limiting.

[0013] By adopting the above technical scheme, the plug conveniently plugs the hole in the inner periphery of the hex ring, the rubber ring in the circle groove between the plug and the hex ring limits the plug, and the plug is conveniently disassembled and assembled, so that when the sleeve and the hex ring are not used, the sleeve can be protected.

[0014] Specifically, the end of the plug away from the hex ring is provided with a slot.

[0015] By adopting the above technical scheme, the hole on the outer periphery of the plug can be matched with the straight hole on the outer periphery of the hex ring, and the slot makes the plug convenient to rotate, so that when the straight hole is not used, the plug can assist in plugging and protecting the straight hole, and when the straight hole is used, the plug can be rotated to make the two straight holes communicate, and the plug is convenient to use.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1、The technical scheme of the present application can conveniently sleeve the sleeve on the outer periphery of the nut body at one end of the through rod screw without using the sleeve and hex ring, and the plurality of magnetic blocks inside the sleeve can be conveniently magnetically connected with the nut body in front of it, so as to limit the position of the sleeve, so that the sleeve can be more easily magnetically attracted to the nut body at one end of the through rod screw outside the pump body, thereby facilitating the use of the sleeve when disassembling the nut body, and the sleeve can also be limited when not in use, so that the sleeve will not be lost, thereby facilitating the use of the sleeve when disassembling the boiler feed pump.

[0018] 2、The technical scheme of the present application can conveniently sleeve the sleeve on the outer periphery of the nut body at one end of the through rod screw without using the sleeve and hex ring, and the plurality of magnetic blocks inside the sleeve can be conveniently magnetically connected with the nut body in front of it, so as to limit the position of the sleeve, so that the sleeve can be more easily magnetically attracted to the nut body at one end of the through rod screw outside the pump body, thereby facilitating the use of the sleeve when disassembling the nut body, and the sleeve can also be limited when not in use, so that the sleeve will not be lost, thereby facilitating the use of the sleeve when disassembling the boiler feed pump. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application will be further described below in conjunction with the drawings and examples.

[0020] Figure 1 is the axonometric view of the present application;

[0021] Figure 2 is the exploded view of the connection structure between the sleeve and the nut body of the present application;

[0022] Figure 3 is the planar schematic view of the connection structure between the sleeve and the nut body of the present application;

[0023] In the figure: 1, pump body; 2, through rod screw; 3, nut body; 4, sleeve; 5, magnetic block; 6, hex ring; 7, straight hole; 8, rubber sleeve; 9, plug; 10, ring groove; 11, rubber ring; 12, slot; 13, convex strip; 14, recess. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application will be further described below in conjunction with specific embodiments.

[0025] Please refer to Figures 1-3The utility model embodiment provides a technical scheme: a boiler feed pump main bolt dismounting tool, including pump body 1, the outer periphery of pump body 1 is inserted with the wear screw rod 2 for improving strength, and wear screw rod 2 has multiple groups, and the outer side end surface of wear screw rod 2 is screw fitted with the nut body 3 for fastening, and the outer periphery of nut body 3 is fitted with the sleeve 4 for rotation, and the sleeve 4 is assembled with the magnetic attraction piece 5 of the magnetic connection of nut body 3, and magnetic attraction piece 5 has multiple groups;The outer side end surface of sleeve 4 is integrally formed with the hex ring 6 for rotation, and the outer periphery of hex ring 6 is provided with straight hole 7, and straight hole 7 has multiple groups.

[0026] When the boiler feed pump is maintained, the sleeve 4 can be taken, the hole in the inner periphery of the sleeve 4 is convenient for being matched with the nut body 3 at one end of the wear screw rod 2 on the outer periphery of the pump body 1, and the hex ring 6 on the outer periphery of the sleeve 4 is convenient for being matched with a wrench, and the straight hole 7 on the outer periphery of the sleeve 4 is also convenient for being inserted between the corresponding long rod, so that the wear screw rod 2 is more convenient to disassemble, and is not limited to one dismounting mode;

[0027] When the sleeve 4 and the hex ring 6 are not used, the sleeve 4 can be conveniently sleeved on the outer periphery of the nut body 3 at one end of the wear screw rod 2, and the multiple magnetic attraction pieces 5 in the sleeve 4 are convenient for being magnetically connected with the nut body 3 in front of each other, so that the position of the sleeve 4 can be limited, so that the sleeve 4 can be more easily attracted to the nut body 3 at one end of the wear screw rod 2 on the outer periphery of the pump body 1, so that the sleeve 4 can be used in time when the nut body 3 is disassembled, and can also be limited when not in use, so that the sleeve 4 will not be lost, thereby facilitating the use of the boiler feed pump when it is specially disassembled.

[0028] As shown in Figure 2 , the outer periphery surface of the nut body 3 is provided with a groove 14, and the groove 14 has multiple groups, and the inner wall surface of the sleeve 4 is integrally formed with a convex strip 13 matched with the groove 14, and the convex strip 13 has multiple groups.

[0029] In use, the groove 14 on the outer periphery of the nut body 3 and the convex strip 13 on the inner periphery of the sleeve 4 are matched with each other, so as to improve the fastening of the sleeve 4 and the nut body 3 when they are connected with each other, thereby reducing the condition of silk slipping when the nut body 3 is rotated, so that the nut body 3 can be more conveniently disassembled.

[0030] As shown in Figure 1 , Figure 2 and Figure 3 , the straight hole 7 is provided with a rubber sleeve 8 for protection.

[0031] In use, the rubber sleeve 8 can protect the inner wall of the straight hole 7, so that the long rod can be more stably used when inserted into the straight hole 7, thereby reducing the condition of scratching and damaging the inner wall of the straight hole 7 when the hex ring 6 is rotated.

[0032] As Figure 1 , Figure 2 and Figure 3 shown, the hexagonal ring 6 is inserted with a plug 9 for protection away from one end of the sleeve 4, and the plug 9 and the opposite side of the hexagonal ring 6 are provided with a ring groove 10, and the ring groove 10 has multiple groups, and the rubber ring 11 for limiting is clamped in the ring groove 10.

[0033] In use, the plug 9 facilitates plugging the hole in the inner periphery of the hexagonal ring 6, and the rubber ring 11 in the ring groove 10 between the plug 9 and the hexagonal ring 6 facilitates limiting the plug 9, and facilitates disassembly, so that when the sleeve 4 and the hexagonal ring 6 are not used, a certain protection performance can be provided.

[0034] As Figure 3 shown, the plug 9 is provided with a slot 12 away from one end of the hexagonal ring 6.

[0035] In use, the hole pre-provided on the outer periphery of the plug 9 can be mutually adapted with the straight hole 7 on the outer periphery of the hexagonal ring 6, and the slot 12 facilitates rotation of the plug 9. In the case of not using the straight hole 7, rotating the plug 9 can assist in plugging and protecting the straight hole 7, and in the case of needing to use the straight hole 7, the plug 9 can be rotated, so that the two groups of straight holes 7 can be connected, facilitating use.

[0036] The working principle and use process of the utility model: in use, first, the corresponding structure component is installed in the appropriate position, when the boiler feed pump is maintained, the sleeve 4 can be taken, the hole in the inner periphery of the sleeve 4 is convenient for mutually adapting and fitting with the nut body 3 for limiting the one end of the rod screw 2 on the outer periphery of the pump body 1, and the hexagonal ring 6 on the outer periphery of the sleeve 4 is convenient for mutually fitting with the wrench, and the straight hole 7 on the outer periphery of the sleeve 4 is also convenient for mutually inserting between the corresponding long rod, so that the rod screw 2 is more convenient to disassemble, and is not limited to one disassembly mode, and when the sleeve 4 and the hexagonal ring 6 are not used, the sleeve 4 can be conveniently sleeved on the outer periphery of the nut body 3 on one end of the rod screw 2, and the multiple groups of magnetic attraction blocks 5 inside the sleeve 4 are convenient for mutually magnetically connecting in front of the nut body 3, limiting the position of the sleeve 4, so that the sleeve 4 can be magnetically attracted on the nut body 3 on one end of the rod screw 2 on the outer periphery of the pump body 1, facilitating timely use when disassembling the nut body 3, and limiting when not in use, so that the sleeve 4 will not be lost, thereby facilitating the use of the boiler feed pump when disassembling.

[0037] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A boiler feed pump main bolt disassembly tool characterized by, The utility model provides a pump body (1) is inserted with the screw rod (2) for improving strength in the periphery, and the screw rod (2) has multiple groups, the screw rod (2) is screw-mounted with the nut body (3) for fastening on the outside end surface, and the nut body (3) is installed with the sleeve (4) for rotation in the periphery, the sleeve (4) is assembled with the magnetic attraction piece (5) of magnetic connection with the nut body (3) in, and the magnetic attraction piece (5) has multiple groups; The sleeve (4) is integrally formed with the hex ring (6) for rotation on the outside end surface, and the hex ring (6) is provided with straight holes (7) on the periphery, and the straight holes (7) have multiple groups.

2. A boiler feed pump main bolt disassembly tool according to claim 1, wherein The nut body (3) is provided with grooves (14) on the periphery surface, and the grooves (14) have multiple groups, and the sleeve (4) is integrally formed with convex strips (13) on the inner wall surface, and the convex strips (13) are matched with the grooves (14).

3. A boiler feed pump main bolt disassembly tool according to claim 1, wherein The straight holes (7) are inserted with rubber sleeves (8) for protection.

4. A boiler feed pump main bolt disassembly tool according to claim 1, wherein The hex ring (6) is inserted with plugs (9) for protection away from the sleeve (4) one end, and the plugs (9) and hex ring (6) opposite side are provided with ring grooves (10), and the ring grooves (10) have multiple groups, and the ring grooves (10) are inserted with rubber rings (11) for limiting.

5. A boiler feed pump main bolt removal tool according to claim 4, wherein The plug (9) is provided with a T-shaped groove (12) away from the hex ring (6) one end.

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