CN202137571U - Pneumatic dismounting device - Google Patents
Pneumatic dismounting device Download PDFInfo
- Publication number
- CN202137571U CN202137571U CN201120222807U CN201120222807U CN202137571U CN 202137571 U CN202137571 U CN 202137571U CN 201120222807 U CN201120222807 U CN 201120222807U CN 201120222807 U CN201120222807 U CN 201120222807U CN 202137571 U CN202137571 U CN 202137571U
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- CN
- China
- Prior art keywords
- oil pipe
- oil
- cylinder body
- installing plate
- pneumatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to the technical field of a dismounting device for the main bearing of a drilling pump, particularly to a pneumatic dismounting device, comprising a double-acting oil cylinder body, a mounting plate, screws, fixing nuts, a reversing valve, an oil pump, an oil tank and a power device, wherein the left end of the double-acting oil cylinder body is clamped on the right-middle part of the mounting plate; a piston rod capable of being tightly supported on a crankshaft journal is mounted in the double-acting oil cylinder body; at least three through holes are uniformly distributed on the mounting plate along a circumference; the right end of the double-acting oil cylinder body can be fixedly mounted on a main bearing sleeve via a thread; and the left ends of the at least three screws are located in the through holes and fixedly mounted on the mounting plate via the fixing nuts. The pneumatic dismounting device disclosed by the utility model is reasonable and compact in structure, and convenient to use; the double-acting oil cylinder is driven by the reversing valve to telescopically work and drive a main bearing and the main bearing sleeve to move, thereby dismounting the main bearing and the main bearing sleeve from a crankshaft; therefore, the working efficiency is greatly increased, and the labour intensity is decreased.
Description
Technical field
the utility model relates to and is used for drilling pump main bearing removal device technique field, is a kind of pneumatic provision for disengagement.
Background technology
drilling pump is widely used in the oil and gas well drilling scene, in drilling pump is repaired, often runs into the dismounting base bearing, and base bearing and crankshaft journal have 0.16 millimeter to 0.30 millimeter interference fit, is difficult to dismounting; Usually use 50 tons to 100 tons hand screw jack and go out, labour intensity is very big, and it is also cumbersome that manual screw jack is installed, so inefficiency, labour intensity are big.
Summary of the invention
the utility model provides a kind of pneumatic provision for disengagement; Overcome the deficiency of above-mentioned prior art, it can effectively solve, and existing hand spiral is very heavy to disassemble inefficiency, problem that labour intensity is big with base bearing and main shaft bearing sleeve from bent axle.
The technical scheme of
the utility model realizes through following measure: a kind of pneumatic provision for disengagement comprises two-way cylinder cylinder body, installing plate, screw mandrel, hold-down nut, reversal valve, oil pump, fuel tank and power set; The left end of two-way cylinder cylinder body is installed on the right middle of installing plate; The piston rod that can hold out against on crankshaft journal is installed in the two-way cylinder cylinder body; On installing plate, be uniformly distributed with at least three through hole along the circumference, right-hand member can lay respectively in the through hole and through hold-down nut through the left end that screw thread is fixedly mounted on three the screw mandrel that base bearing puts be fixedly mounted on the installing plate at least; The power output shaft of power set and the power input shaft of oil pump are fixedly installed togather; In the left and right sides of two-way cylinder cylinder body left oil inleting port and right oil-in are arranged respectively; First oil-out of oil pump is connected oil pipe with left oil inleting port through first and is fixed together; On right oil-in, be fixedly connected with second and connect oil pipe, the bottom of the second connection oil pipe is positioned at fuel tank, is connected with second at the first connection oil pipe to be installed with reversal valve on the oil pipe; On second oil-out of oil pump, be fixedly connected with the 3rd and connect oil pipe, the bottom of the 3rd connection oil pipe is positioned at fuel tank.
Be to the further optimization of above-mentioned utility model technical scheme below or/and improve:
Can be evenly equipped with through hole respectively on the different periphery of
above-mentioned installing plate.
Can be evenly equipped with 8 through holes respectively on
above-mentioned each periphery, on each through hole, be installed with screw mandrel.
Between
above-mentioned oil pump and the reversal valve first be connected can be equipped with on the oil pipe be connected with first that oil pipe communicates the 4th connect oil pipe, connect on the oil pipe the 4th and be installed with overflow valve, the 4th connect oil pipe the bottom be positioned at fuel tank.
the above-mentioned the 4th connect on the oil pipe can be installed with Pressure gauge.
above-mentioned power set can be air motor.
The middle part of
above-mentioned installing plate can be fluted, and the left end of two-way cylinder cylinder body is installed in the groove.
the utility model reasonable and compact in structure, easy to use; Drive the flexible work of two-way cylinder through reversal valve, drive base bearing and main shaft bearing sleeve and move, thereby base bearing and main shaft bearing sleeve are disassembled from bent axle; Therefore it has not only greatly improved operating efficiency, has also reduced labour intensity.
Description of drawings
accompanying drawing 1 is the main TV structure sketch map of the utility model most preferred embodiment when dismounting base bearing and main shaft bearing sleeve.
Coding in
accompanying drawing is respectively: 1 is the two-way cylinder cylinder body, and 2 is installing plate, and 3 is screw mandrel, and 4 is hold-down nut, and 5 is reversal valve; 6 is oil pump, and 7 is fuel tank, and 8 is piston rod, and 9 is crankshaft journal, and 10 is the main shaft bearing sleeve; 11 is left oil inleting port, and 12 is right oil-in, and 13 is the first connection oil pipe, and 14 is the second connection oil pipe, and 15 is the 3rd connection oil pipe; 16 is the 4th connection oil pipe, and 17 is overflow valve, and 18 is Pressure gauge, and 19 is air motor, and 20 is base bearing.
The specific embodiment
the utility model does not receive the restriction of following embodiment, can confirm concrete embodiment according to the technical scheme and the actual conditions of the utility model.
are in the utility model; For the ease of describing; The description of the relative position relation of each parts all is to describe according to the Butut mode of Figure of description, as: the position relation of upper and lower, left and right etc. is what to confirm according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
shown in accompanying drawing 1, this pneumatic provision for disengagement comprises two-way cylinder cylinder body 1, installing plate 2, screw mandrel 3, hold-down nut 4, reversal valve 5, oil pump 6, fuel tank 7 and power set; The left end of two-way cylinder cylinder body 1 is installed on the right middle of installing plate 2; The piston rod 8 that can hold out against on crankshaft journal is installed in two-way cylinder cylinder body 1; On installing plate 3, be uniformly distributed with at least three through hole along the circumference, right-hand member can lay respectively in the through hole and through hold-down nut 4 through the left end that screw thread is fixedly mounted on three the screw mandrel 3 on the main shaft bearing sleeve 10 be fixedly mounted on the installing plate 2 at least; The power input shaft of the power output shaft of power set and oil pump 6 is fixedly installed togather; Left oil inleting port 11 and right oil-in 12 are arranged respectively in the left and right sides of two-way cylinder cylinder body 2; First oil-out of oil pump 6 is connected oil pipe 13 with left oil inleting port 11 through first and is fixed together; The bottom that on right oil-in 12, is fixedly connected with the second connection oil pipe, 14, the second connection oil pipes 14 is positioned at fuel tank 7, is connected with second at the first connection oil pipe 13 to be installed with reversal valve 5 on the oil pipe 14; The bottom that on second oil-out of oil pump 6, is fixedly connected with the 3rd connection oil pipe 15, the three connection oil pipes 15 is positioned at fuel tank 7.
Can according to actual needs above-mentioned pneumatic provision for disengagement be done further to optimize or/and improve:
are evenly equipped with through hole respectively on the different periphery of installing plate 3 shown in accompanying drawing 1.Installing plate 3 can be applied on the bearing block 10 of different-diameter like this, highly versatile.
are evenly equipped with 8 through holes respectively on each periphery shown in accompanying drawing 1, on each through hole, be installed with screw mandrel 3.Can guarantee stressed even like this.
are shown in accompanying drawing 1; Between oil pump 6 and reversal valve 5 first be connected be equipped with on the oil pipe 13 be connected with first that oil pipe 13 communicates the 4th connect oil pipe 16; Connect the bottom that is installed with overflow valve 17, the four connection oil pipes 16 on the oil pipe 16 the 4th and be positioned at fuel tank 7.When the oil pressure in the first connection oil pipe 13 is excessive, just can carry out pressure release through overflow valve 17, fluid is connected oil pipe 16 by the 4th flow in the fuel tanks 6.
are installed with Pressure gauge 18 on the 4th connection oil pipe 16 shown in accompanying drawing 1.Can show the oil pressure situation in first tube connector 8 through Pressure gauge 18 like this, play the effect of regulating oil pressure through overflow valve 17 again.
are shown in accompanying drawing 1, because the scene of repairing generally all has the sufficient dry cleansing compressed air of pressure, so power set can be air motor 19.
shown in accompanying drawing 1, the middle part of installing plate 2 is fluted, and the left end of two-way cylinder cylinder body 1 is installed in the groove.Being convenient to two-way cylinder cylinder body 1 like this is installed on the installing plate 2.
above technical characterictic has constituted the most preferred embodiment of the utility model, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The installation and the use of
the utility model most preferred embodiment: screw mandrel 3 is screwed in the screwed hole of main shaft bearing sleeve 10; Installing plate 2 is installed and is with hold-down nut 4; Left end with two-way cylinder cylinder body 1 is installed in the groove again, connects hydraulic line and oil pump 6 and air motor 19, connects the compressed air of dry cleansing; Make air motor 19 drive oil pump 6 runnings; Piston rod 8 will push up to crankshaft journal 9 end face centers, and under the effect of thrust, base bearing 20 and main shaft bearing sleeve 10 integral body will be pulled out gradually.The course of work finishes, and can regain two-way cylinder through reversal valve 5.
Claims (10)
1. a pneumatic provision for disengagement is characterized in that comprising two-way cylinder cylinder body, installing plate, screw mandrel, hold-down nut, reversal valve, oil pump, fuel tank and power set; The left end of two-way cylinder cylinder body is installed on the right middle of installing plate; The piston rod that can hold out against on crankshaft journal is installed in the two-way cylinder cylinder body; On installing plate, be uniformly distributed with at least three through hole along the circumference, right-hand member can lay respectively in the through hole and through hold-down nut through the left end that screw thread is fixedly mounted on three the screw mandrel that base bearing puts be fixedly mounted on the installing plate at least; The power output shaft of power set and the power input shaft of oil pump are fixedly installed togather; In the left and right sides of two-way cylinder cylinder body left oil inleting port and right oil-in are arranged respectively; First oil-out of oil pump is connected oil pipe with left oil inleting port through first and is fixed together; On right oil-in, be fixedly connected with second and connect oil pipe, the bottom of the second connection oil pipe is positioned at fuel tank, is connected with second at the first connection oil pipe to be installed with reversal valve on the oil pipe; On second oil-out of oil pump, be fixedly connected with the 3rd and connect oil pipe, the bottom of the 3rd connection oil pipe is positioned at fuel tank.
2. pneumatic provision for disengagement according to claim 1 is characterized in that being evenly equipped with through hole respectively on the different periphery of installing plate.
3. pneumatic provision for disengagement according to claim 2 is characterized in that being evenly equipped with 8 through holes on each periphery respectively, on each through hole, is installed with screw mandrel.
4. according to claim 1 or 2 or 3 described pneumatic provisions for disengagement; It is characterized in that first between oil pump and the reversal valve be connected be equipped with on the oil pipe be connected with first that oil pipe communicates the 4th connect oil pipe; On the 4th connection oil pipe, be installed with overflow valve, the bottom of the 4th connection oil pipe is positioned at fuel tank.
5. pneumatic provision for disengagement according to claim 4 is characterized in that being installed with Pressure gauge on the 4th connection oil pipe.
6. according to claim 1 or 2 or 3 described pneumatic provisions for disengagement, it is characterized in that power set are air motor.
7. pneumatic provision for disengagement according to claim 5 is characterized in that power set are air motor.
8. according to claim 1 or 2 or 3 described pneumatic provisions for disengagement, it is characterized in that the middle part of installing plate is fluted, the left end of two-way cylinder cylinder body is installed in the groove.
9. pneumatic provision for disengagement according to claim 4 is characterized in that the middle part of installing plate is fluted, and the left end of two-way cylinder cylinder body is installed in the groove.
10. pneumatic provision for disengagement according to claim 7 is characterized in that the middle part of installing plate is fluted, and the left end of two-way cylinder cylinder body is installed in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120222807U CN202137571U (en) | 2011-06-28 | 2011-06-28 | Pneumatic dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120222807U CN202137571U (en) | 2011-06-28 | 2011-06-28 | Pneumatic dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202137571U true CN202137571U (en) | 2012-02-08 |
Family
ID=45548649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120222807U Expired - Fee Related CN202137571U (en) | 2011-06-28 | 2011-06-28 | Pneumatic dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202137571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753185A (en) * | 2013-12-20 | 2014-04-30 | 鞍钢股份有限公司 | Roller detaching device |
-
2011
- 2011-06-28 CN CN201120222807U patent/CN202137571U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753185A (en) * | 2013-12-20 | 2014-04-30 | 鞍钢股份有限公司 | Roller detaching device |
| CN103753185B (en) * | 2013-12-20 | 2016-03-02 | 鞍钢股份有限公司 | A kind of roll provision for disengagement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20160628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |