Special tool for disassembling and assembling circulating pump mechanical seal

Abstract

The utility model relates to a special tool for disassembling and assembling a circulating pump mechanical seal, and belongs to the technical field of tools. Comprising a base, a main lifting arm, an adjusting ring and a plurality of supporting pieces, the main lifting arm is arranged in the center of the upper end face of the base, and the main lifting arm is sleeved with the adjusting ring; a plurality of supporting pieces are evenly arranged on the outer side of the base and around the central axis of the base, the supporting pieces are vertically arranged, the upper portion of each supporting piece is movably connected with the adjusting ring, and the lower portion of each supporting piece is movably connected with the main lifting arm. The circumference of the circumference where the supporting piece is located can be adjusted, mechanical seals of different models can be disassembled and assembled, and the application range is wider; and the tool is simple in structure and easy to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling, in particular to a special tool for disassembling and sealing a circulating pump. Background Art

[0002] The disassembly and installation of the pump body seal of the slurry circulation pump is the most common work in the inspection and maintenance of the circulation pump. During the inspection, when the pump body seal of the slurry circulation pump is disassembled and installed, the seal is embedded in the guard plate, and the inner wall of the dynamic ring must be absolutely smooth. However, when inspecting the seal, the inner wall is too smooth to grip, and it is difficult to remove and install. Moreover, direct disassembly by hand cannot ensure that the seal is placed completely vertically, which is easy to cause damage to the silicon carbide sealing ring, causing great difficulties in inspecting the seal. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a special tool for disassembling and assembling a circulating pump seal. The technical problem to be solved is to provide a special tool for disassembling and assembling, which can adjust the circumference of the circle where the support is located, and can be used to disassemble and assemble seals of different models, and has a wider range of applicability; and the tool has a simple structure and is easy to operate.

[0004] To achieve the above-mentioned purpose, the utility model provides a special tool for disassembling and assembling the seal of a circulating pump, comprising a base, a main lifting arm, an adjustment ring and a plurality of support members, wherein the main lifting arm is arranged at the center position of the upper end surface of the base, and the adjustment ring is sleeved on the main lifting arm; on the outer side of the base, a plurality of support members are evenly arranged around the central axis of the base, and the support members are vertically arranged, the upper part of each support member is movably connected to the adjustment ring, and the lower part of each support member is movably connected to the main lifting arm.

[0005] Furthermore, a plurality of first fixing devices are evenly fixed on the outer periphery of the bottom of the main lifting arm, and the first fixing devices are movably connected to the supporting member through a supporting arm.

[0006] Furthermore, above the first fixing device, a plurality of second fixing devices are evenly fixed on the outer circumference of the main lifting arm, and the second fixing devices are movably connected to the supporting member through a supporting arm.

[0007] Furthermore, the first fixing device is 10 MM away from the second fixing device.

[0008] Furthermore, a plurality of third fixing devices are evenly fixed on the outer circumference of the adjustment ring, and the third fixing devices are movably connected to the support member via an adjustment arm.

[0009] Furthermore, the number of the supporting members is 3.

[0010] Furthermore, the base is a disc-shaped steel plate.

[0011] Furthermore, the main lifting arm is a cylindrical steel pipe.

[0012] Furthermore, the main lifting arm has a diameter of 25MM and a length of 40MM.

[0013] Furthermore, the adjustment ring is a steel pipe.

[0014] Furthermore, the adjustment ring has a diameter of 32MM and a length of 20MM.

[0015] The beneficial technical effects achieved by the utility model are:

[0016] By arranging an adjusting ring on the main lifting arm, and movably connecting the outer periphery of the adjusting ring and the outer periphery of the main lifting arm with the supporting member, the adjusting ring can be moved up and down along the main lifting arm, the circumference of the circle where the supporting member is located can be adjusted, and different types of machine seals can be disassembled and assembled, with a wider range of applicability; it can be used on a variety of work surfaces, and the tool has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of a special tool for disassembling and assembling a circulating pump seal according to the utility model;

[0018] Figure 2 This is a top view of a special tool for disassembling and assembling a circulating pump seal according to the utility model;

[0019] Reference figures: 1. base; 2. first fixing device; 3. second fixing device; 4. adjusting arm; 5. adjusting ring; 6. main lifting arm; 7. third fixing device; 8. supporting arm; 9. supporting member; 10. connecting bolt. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In order to better understand the purpose, structure and function of the utility model, the utility model is further described in detail below with reference to the accompanying drawings.

[0025] Embodiment 1:

[0026] like Figure 1 and Figure 2 As shown, the utility model provides a special tool for disassembling and assembling the seal of a circulating pump, comprising a base 1, a main lifting arm 6, an adjusting ring 5 and a plurality of supporting members 9, wherein the main lifting arm 6 is vertically arranged at the center position of the upper end surface of the base 1, and the adjusting ring 5 is sleeved on the main lifting arm 6; on the outer side of the base 1, a plurality of supporting members 9 are evenly arranged around the central axis of the base 1, and the supporting members 9 are vertically arranged, and the upper part of each supporting member 9 is movably connected to the adjusting ring 5, and the lower part of each supporting member 9 is movably connected to the main lifting arm 6.

[0027] Specifically, the number of the supporting members is 3.

[0028] Embodiment 2:

[0029] like Figure 1 and Figure 2 As shown, the utility model provides a special tool for disassembling and assembling the seal of a circulating pump, comprising a base 1, a main lifting arm 6, an adjusting ring 5 and a plurality of supporting members 9, wherein the main lifting arm 6 is vertically arranged at the center position of the upper end surface of the base 1, and the adjusting ring 5 is sleeved on the main lifting arm 6; on the outer side of the base 1, a plurality of supporting members 9 are evenly arranged around the central axis of the base 1, and the supporting members 9 are vertically arranged, and the upper part of each supporting member 9 is movably connected to the adjusting ring 5, and the lower part of each supporting member 9 is movably connected to the main lifting arm 6.

[0030] The difference between this embodiment and embodiment 1 is that:

[0031] like Figure 1 and Figure 2 As shown, a plurality of first fixing devices 2 are fixed on average at the outer periphery of the bottom of the main lifting arm 6, and the first fixing devices 2 are movably connected to the support member 9 through the support arm 8; above the first fixing device and 10MM away from the first fixing device, a plurality of second fixing devices 3 are fixed on average at the outer periphery of the main lifting arm 6, and the second fixing devices 3 are movably connected to the support member 9 through the support arm 8; the first fixing device 2 and the second fixing device 3 are both connected to the support arm 8 through the connecting bolts 10, and the support arm 8 is also connected to the support member 9 through the connecting bolts 10; a plurality of third fixing devices 7 are fixed on average at the outer periphery of the adjusting ring 5, and the third fixing device 7 is movably connected to the support member 9 through the adjusting arm 4, the third fixing device 7 is connected to the adjusting arm 4 through the connecting bolts, and the adjusting arm 4 is connected to the support member 9 through the connecting bolts;

[0032] Specifically, the base is a disc-shaped steel plate with a thickness of 11 mm and a diameter of 150 mm; the main lifting arm is a cylindrical steel pipe with a diameter of 25 mm and a length of 40 mm; the adjustment ring is a steel pipe with a diameter of 32 mm and a length of 20 mm.

[0033] The utility model discloses a special tool for disassembling and assembling the seal of a circulating pump, and its working principle is as follows:

[0034] like Figure 1 and Figure 2 As shown, when in use, when the adjusting ring 5 is pushed upward, due to the connecting function of the adjusting arm 4, the supporting member 9 can be retracted toward the main lifting arm 6, so that the overall circumference of the circle where the supporting member 9 is located is reduced, so that it can be placed in the embedded machine seal; when the adjusting ring is pushed downward, the supporting member 9 is expanded in the direction away from the main lifting arm 6 until it is in close contact with the inner wall of the machine seal, and the supporting member clamps the machine seal due to gravity and friction, so that the machine seal can be vertically installed and removed.

[0035] The parts of the present invention that are not described in detail are prior art, and their internal structures will not be described one by one here.

[0036] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A special tool for disassembling and assembling the seal of a circulating pump, characterized in that: It includes a base, a main lifting arm, an adjustment ring and multiple support members, the main lifting arm is arranged at the center position of the upper end surface of the base, and the adjustment ring is sleeved on the main lifting arm; on the outer side of the base, multiple support members are evenly arranged around the central axis of the base, the support members are vertically arranged, the upper part of each support member is movably connected to the adjustment ring, and the lower part of each support member is movably connected to the main lifting arm.

2. The special tool for disassembling and assembling the circulating pump seal according to claim 1 is characterized in that: A plurality of first fixing devices are evenly fixed on the outer periphery of the bottom of the main lifting arm, and the first fixing devices are movably connected to the supporting member through a supporting arm.

3. The special tool for disassembling and assembling the circulating pump seal according to claim 2, characterized in that: Above the first fixing device, a plurality of second fixing devices are evenly fixed on the outer circumference of the main lifting arm, and the second fixing devices are movably connected to the supporting member through a supporting arm.

4. The special tool for disassembling and assembling the circulating pump according to claim 3 is characterized in that: The first fixing device is 10MM away from the second fixing device.

5. The special tool for disassembling and assembling the circulating pump seal according to claim 1, characterized in that: A plurality of third fixing devices are evenly fixed on the outer circumference of the adjustment ring, and the third fixing devices are movably connected to the support member through an adjustment arm.

6. The special tool for disassembling and assembling the circulating pump seal according to claim 1, characterized in that: The number of the supporting members is 3.

7. The special tool for disassembling and sealing the circulating pump according to any one of claims 1 to 6, characterized in that: The base is a disc-shaped steel plate.

8. The special tool for disassembling and assembling the circulating pump seal according to any one of claims 1 to 6, characterized in that: The main lifting arm is a cylindrical steel pipe.

9. The special tool for disassembling and assembling the circulating pump seal according to any one of claims 1 to 6, characterized in that: The adjusting ring is a steel pipe.

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