CN209665260U - A kind of oil pump oil seal demounting tool - Google Patents
A kind of oil pump oil seal demounting tool Download PDFInfo
- Publication number
- CN209665260U CN209665260U CN201821799613.6U CN201821799613U CN209665260U CN 209665260 U CN209665260 U CN 209665260U CN 201821799613 U CN201821799613 U CN 201821799613U CN 209665260 U CN209665260 U CN 209665260U
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- China
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- hex nut
- gasket
- locating support
- oil pump
- rod
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Abstract
The utility model relates to a kind of oil pump oil seal demounting tools, including hex nut A, screw rod, double end positioning stud, hex nut B, gasket A, hex nut C, locating support and gasket B；The remarkable result of the utility model is: 1) the utility model is instead of the method for dismounting of traditional oil pump oil sealing, the case where capable of accomplishing symmetrically to dismantle, uniform force, traditional approach is avoided to may cause equipment damage；2) the utility model symmetrically extracts oil sealing out, settles at one go, avoids the process that current method is dismantled repeatedly, shortens the take-down time of oil pump oil sealing；3) the utility model can be avoided foreign matter that traditional approach may cause, avoid causing to damage to equipment；4) the advantages that the utility model has composition simple at low cost, is hardly damaged, is dismounted easily, fixed reliable.
Description
Technical field
The utility model belongs to oil pump maintenance field, and in particular to a kind of oil pump oil seal demounting tool.
Background technique
There are a large amount of oil pump, important component of the oil sealing as oil pump, for preventing the medium in oil pump from leaking outside in nuclear power plant.Oil
The disassembly of pump oil envelope, generallys use screwdriver or vice destructiveness is removed.During this, due to screwdriver or tiger
Discontinuity is clamped, rigging position and pump shaft of the oil sealing in oil pocket are easily damaged to, once oil pocket or pump shaft generate damage,
The oil sealing inner lip newly replaced easily is pulled, so as to cause poorly sealed, oil pump oil leak.Further, since traditional oil seal demounting side
The limitation of method, destructiveness removes the foreign matter for being easy to bring fine particle type to equipment inside, to pollute to equipment.
Therefore it needs to design a kind of disassembling fixture of oil pump oil sealing, to solve the above problems.
Summary of the invention
The purpose of this utility model is that: a kind of disassembling fixture of oil pump oil sealing is provided, for solve PVH074 series,
The disassembly problem of the oil pumps oil sealings such as KF4 series, D4070N2LVBE, E4052N1LRBE type.
The technical solution of the utility model is as follows: a kind of disassembling fixture of oil pump oil sealing, including hex nut A, screw rod, double
Head positioning stud, hex nut B, gasket A, hex nut C, locating support and gasket B；
The locating support, shape be it is I-shaped, center is provided with threaded hole, and two sides are groove；
The screw rod is harness cord screw rod, and there are three hex nut A, bottoms to screw in the spiral shell at locating support center for upper end set
Pit；
The double end positioning stud, top are the screw to stand upside down, and lower part is rod-like structure, the rod-like structure top
It is equipped with screw thread for polished rod, lower part, is welded and fixed at the top of screw cap and rod-like structure；
One double end positioning stud is respectively installed in the groove at left and right sides of the locating support；The double end positions spiral shell
Column, bolt portion pass through the groove of locating support bottom-up, and screw cap is stuck in the lower section of locating support groove；
Screw more than locating support is successively cased with gasket B, gasket A and hex nut B, and double end positioning stud is fixed
On locating support；
The threaded portion of the rod-like structure of the double end positioning stud is cased with hex nut C.
Preferably, the locating support, shape are I-shaped, a length of 110-120mm, width 40-60mm, a height of 28-
32mm。
Preferably, the threaded hole of M18 is opened at the locating support, center, so that screw rod can thread directly into；Both ends broadside
Center grooved, groove width 15-20mm；Away from being semicircular arc-shaped, diameter 16mm at side length 30mm, with fluting rounding off.
Preferably, the hex nut A is state's tender, internal diameter M18.
Preferably, the screw rod is the harness cord screw rod of M18, length 200-250mm.
Preferably, the double end positioning stud, top are the screw of M10, length 90-100mm；Lower part is the bar of M5
Shape structure, polished rod length are 30-35mm, and reach is 20-25mm.
Preferably, the hex nut B is state's tender, and internal diameter M10 screws in double end positioning stud, is used for clamping pad
Piece A and gasket B.
Preferably, the gasket A, outer diameter 18-20mm, internal diameter 10-12mm, with a thickness of 1-2mm, with
Gasket B is pressed on locating support by hex nut B together.
Preferably, the hex nut C is state's tender, internal diameter M5, the spiral shell with the rod-like structure of double end positioning stud
Line matches.
Preferably, the gasket B, outer diameter 26-28mm, internal diameter 14-16mm, with a thickness of 1-2mm, and
Gasket A is pressed on locating support by hex nut B together.
The remarkable result of the utility model is:
1) the utility model can be accomplished symmetrically to dismantle, uniform force instead of the method for dismounting of traditional oil pump oil sealing,
The case where avoiding traditional approach from may cause equipment damage；
2) the utility model symmetrically extracts oil sealing out, settles at one go, avoids the process that current method is dismantled repeatedly, contracting
The short take-down time of oil pump oil sealing；
3) the utility model can be avoided foreign matter that traditional approach may cause, avoid causing to damage to equipment；
4) the advantages that the utility model has composition simple at low cost, is hardly damaged, is dismounted easily, fixed reliable；
5) the utility model is applied widely, and can use the locating support of different length and specification according to field condition
And screw rod, it is applicable to the disassembly of the most of oil pump oil sealing of power plant.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of oil pump oil seal demounting tool described in the utility model；
Fig. 2 positioning rack structure schematic diagram；
Fig. 3 double end positioning stud structural schematic diagram；
In figure: 1. hex nut A, 2. screw rods, 3. double end positioning studs, 4. hex nut B, 5. gasket A, 6. hex nuts
C, 7. locating supports, 8. gasket B.
Specific embodiment
With reference to the accompanying drawing and specific embodiment makees into one a kind of oil pump oil seal demounting tool described in the utility model
Step is described in detail.
As shown in Figure 1,2 and 3, a kind of disassembling fixture of oil pump oil sealing, including hex nut A1, screw rod 2, double end position spiral shell
Column 3, hex nut B4, gasket A5, hex nut C6, locating support 7 and gasket B8；
The locating support 7, shape be it is I-shaped, center is provided with threaded hole, and two sides are groove；
The screw rod 2 is harness cord screw rod, and there are three hex nut A1, bottoms to screw in 7 center of locating support for upper end set
Threaded hole；
The double end positioning stud 3, top are the screw to stand upside down, and lower part is rod-like structure, in the rod-like structure
Portion is polished rod, lower part is equipped with screw thread, is welded and fixed at the top of screw cap and rod-like structure；
A double end positioning stud 3 is respectively installed in the groove of 7 left and right sides of locating support；
The double end positioning stud 3, bolt portion pass through the groove of locating support 7 bottom-up, and screw cap is stuck in
The lower section of 7 groove of locating support；
It is successively cased with gasket B8, gasket A5 and hex nut B4 in the screw of 7 or more locating support, by double end positioning stud
3 are fixed on locating support 7；
The threaded portion of the rod-like structure of the double end positioning stud 3 is cased with hex nut C6.
Preferably, the locating support 7, shape are I-shaped, a length of 110-120mm, width 40-60mm, a height of 28-
32mm。
Preferably, the threaded hole of M18 is opened at the locating support 7, center, so that screw rod 2 can thread directly into；Both ends are wide
Side center grooved, groove width 15-20mm；Away from being semicircular arc-shaped, diameter 16mm at side length 30mm, with fluting rounding off.
Preferably, the hex nut A1 is state's tender, internal diameter M18.
Preferably, the screw rod 2 is the harness cord screw rod of M18, length 200-250mm.
Preferably, the double end positioning stud 3, top are the screw of M10, length 90-100mm；Lower part is M5's
Rod-like structure, polished rod length are 30-35mm, and reach is 20-25mm.
Preferably, the hex nut B4, is state's tender, and internal diameter M10 screws in double end positioning stud 3, for compressing
Gasket A5 and gasket B8.
Preferably, the gasket A5, outer diameter 18-20mm, internal diameter 10-12mm, with a thickness of 1-2mm,
It is pressed on locating support 7 together with gasket B8 by hex nut B4.
Preferably, the hex nut C6 is state's tender, internal diameter M5, with the rod-like structure of double end positioning stud 3
Screw thread matches.
Preferably, the gasket B8, outer diameter 26-28mm, internal diameter 14-16mm, with a thickness of 1-2mm,
It is pressed on locating support 7 by hex nut B4 together with gasket A5.
A kind of application method of the disassembling fixture of oil pump oil sealing described in the utility model:
Using locating support 7 as positioning, screw rod 2 is used as fulcrum；During execute-in-place, hex nut C6 is screwed into double end
The screw thread position of 3 lower part rod-like structure of positioning stud, two sides are screwed into depth and need unanimously, to guarantee that screw thread position is screwed into oil sealing depth
Unanimously；Double end positioning stud 3 is symmetrically screwed into the oil sealing that need to be dismantled and is such as screwed into difficulty, two can be bored in shaft cover with power drill
Hole, two holes and axis are symmetrical in axis center, and locating support 7 withstands on pump shaft and uses as positioning, at the same by hex nut 4, gasket 5,
Gasket 8 is tightened；Turn hex nut 1, it will drive screw rod 2 to rotate, synchronous drive locating support 7 up moves, at this time double end
Positioning stud 3 will will drive oil sealing and split out together, to achieve the purpose that dismantle oil sealing.
Claims (10)
1. a kind of oil pump oil seal demounting tool, it is characterised in that: including hex nut A (1), screw rod (2), double end positioning stud
(3), hex nut B (4), gasket A (5), hex nut C (6), locating support (7) and gasket B (8)；
The locating support (7), shape be it is I-shaped, center is provided with threaded hole, and two sides are groove；
The screw rod (2) is harness cord screw rod, and there are three hex nut A (1), bottoms to screw in locating support (7) center for upper end set
Threaded hole；
The double end positioning stud (3), top are the screw to stand upside down, and lower part is rod-like structure, the rod-like structure top
It is equipped with screw thread for polished rod, lower part, is welded and fixed at the top of screw cap and rod-like structure；
One double end positioning stud (3) is respectively installed in the groove at left and right sides of the locating support (7), wherein bolt portion from
Bottom is upward through the groove of locating support (7), and screw cap is stuck in the lower section of locating support (7) groove；Locating support (7) with
On screw be successively cased with gasket B (8), gasket A (5) and hex nut B (4), by double end positioning stud (3) be fixed on positioning branch
On frame (7)；The threaded portion of the rod-like structure is cased with hex nut C (6).
2. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the locating support (7), it is a length of
110-120mm, width 40-60mm, a height of 28-32mm.
3. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the locating support (7), center
The threaded hole of M18 is opened, so that screw rod (2) can thread directly into；Both ends broadside center grooved, groove width 15-20mm；Away from side length
It is semicircular arc-shaped, diameter 16mm at 30mm, with fluting rounding off.
4. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the hex nut A (1) is state
Tender, internal diameter M18.
5. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the screw rod (2) is M18's
Harness cord screw rod, length 200-250mm.
6. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the double end positioning stud (3),
Top is the screw of M10, length 90-100mm；Lower part is the rod-like structure of M5, and polished rod length is 30-35mm, reach
For 20-25mm.
7. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the hex nut B (4) is
State's tender, internal diameter M10 are screwed in double end positioning stud (3), are used for compress gasket A (5) and gasket B (8).
8. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the gasket A (5), outer diameter ruler
It is very little to be pressed on together by hex nut B (4) with a thickness of 1-2mm with gasket B (8) for 18-20mm, internal diameter 10-12mm
On locating support (7).
9. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the hex nut C (6) is
State's tender, internal diameter M5 match with the screw thread of the rod-like structure of double end positioning stud (3).
10. a kind of oil pump oil seal demounting tool as described in claim 1, it is characterised in that: the gasket B (8), outer diameter ruler
Very little is 26-28mm, internal diameter 14-16mm, is pressed on together by hex nut B (4) with a thickness of 1-2mm and gasket A (5)
On locating support (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821799613.6U CN209665260U (en) | 2018-11-02 | 2018-11-02 | A kind of oil pump oil seal demounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821799613.6U CN209665260U (en) | 2018-11-02 | 2018-11-02 | A kind of oil pump oil seal demounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209665260U true CN209665260U (en) | 2019-11-22 |
Family
ID=68561097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821799613.6U Active CN209665260U (en) | 2018-11-02 | 2018-11-02 | A kind of oil pump oil seal demounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209665260U (en) |
-
2018
- 2018-11-02 CN CN201821799613.6U patent/CN209665260U/en active Active
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