CN202176419U - Medium-speed high-power diesel engine crank case handhole cover - Google Patents
Medium-speed high-power diesel engine crank case handhole cover Download PDFInfo
- Publication number
- CN202176419U CN202176419U CN2011202449341U CN201120244934U CN202176419U CN 202176419 U CN202176419 U CN 202176419U CN 2011202449341 U CN2011202449341 U CN 2011202449341U CN 201120244934 U CN201120244934 U CN 201120244934U CN 202176419 U CN202176419 U CN 202176419U
- Authority
- CN
- China
- Prior art keywords
- handhole cover
- diesel engine
- speed high
- engine crank
- power diesel
- 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 - Lifetime
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to the technical field of a diesel engine handhole cover, in particular to a medium-speed high-power diesel engine crank case handhole cover. The medium-speed high-power diesel engine crank case handhole cover comprises a crank case handhole cover and a camshaft. The crank case handhole cover is provided with a supporting seat, a positioning block and a sealing ring. The supporting seat is provided with a positioning pillar. One end of the camshaft is connected with a handle. The handle is fixed together with the camshaft through a handle bolt and a nut. The camshaft is provided with a cam, a bearing rod, a spring and a spring seat. Both ends of the bearing rod are provided with sliding blocks. For the medium-speed high-power diesel engine crank case handhole cover, an original flange sealing assembling and disassembling mode is omitted and is replaced with a mode of assembling and disassembling by a cam sliding block mechanism and ensuring the compression and extension of the spring by the height of the position of the handle so as to ensure rapid installation and disassembly of the handhole cover. Moreover, the sealing effect is good.
Description
Technical field
The utility model relates to diesel engine handhole cover technical field, especially a kind of middling speed high-power diesel engine crank axle case handhole cover.
Background technique
Large-scale power station, petrochemical industry and iron and steel enterprise all need use high-power diesel engine both at home and abroad; In diesel engine; The good operation of its bent axle is the assurance of diesel engine work, and the pressure protect of crankcase is particularly important to diesel engine, and high-power diesel engine crank axle case handhole cover commonly used at present all adopts flange arrangement; Though better still installing and removing, this structure sealing wastes time and energy the designing requirement that can not satisfy novel diesel machine performance gradually.
The model utility content
In order to overcome the deficiency that the dismounting of existing high-power diesel engine crank axle peep hole is wasted time and energy, the utility model provides a kind of middling speed high-power diesel engine crank axle case handhole cover.
The utility model solves the technological scheme that its technical problem adopted: a kind of middling speed high-power diesel engine crank axle case handhole cover, comprise crankcase handhole cover and camshaft, and said crankcase handhole cover is provided with supporting base, positioning block and seal ring; Said supporting base is provided with locating column, and said camshaft one end connects handle, adopts the handle screw bolt and nut to fix between said handle and the connecting rod; Said camshaft is provided with cam, pressure-bearing rod, spring and spring seat, and said pressure-bearing rod two ends are provided with slide block, and said slide block is provided with T type groove; Said pressure-bearing rod is provided with T type piece, and said pressure-bearing rod is provided with the extension spring groove, is provided with extension spring in the said extension spring groove; Bolt is adopted in said extension spring, and extension spring one end is fixed on the slide block, and the other end is fixed on the pressure-bearing rod; The number of said positioning block is four; The number of said slide block is two, and the number of said extension spring is two, and the number of said bolt is four.
The beneficial effect of the utility model is; This middling speed high-power diesel engine crank axle case handhole cover has been cancelled the mode of original flange seal assembly and disassembly; Change this cam slide mechanism that utilizes into and come assembly and disassembly; Utilize the height of handle position to guarantee the compression and the elongation of spring, this has just guaranteed the quick mounting and the dismounting of handhole cover, and sealing effect is good.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of the utility model;
Among the figure 1, slide block, 2, bolt, 3, extension spring, 4, cam, 5, spring; 6, spring seat, 7, pressure-bearing rod, 8, locating column, 9, supporting base, 10, positioning block; 11, seal ring, 12, the crankcase handhole cover, 13, locking nut, 14, handle, 15, the handle bolt; 16, camshaft, 17, T type groove, 18, T type piece, 19, the extension spring groove.
Embodiment
Combine accompanying drawing that the present invention is done further detailed explanation now.Accompanying drawing is the schematic representation of simplification, basic structure of the present invention only is described in a schematic way, so it only shows the formation relevant with the present invention.
A kind of middling speed high-power diesel engine crank axle case handhole cover comprises slide block 1, bolt 2, extension spring 3, cam 4, spring 5, spring seat 6, pressure-bearing rod 7, locating column 8, supporting base 9, positioning block 10, seal ring 11, crankcase handhole cover 12, locking nut 13, handle 14, handle bolt 15, camshaft 16, T type groove 17, T type piece 18 and extension spring groove 19.
Fig. 1 is the structural representation of the utility model; A kind of middling speed high-power diesel engine crank axle case handhole cover; Comprise crankcase handhole cover 12 and camshaft 16, said crankcase handhole cover 12 is provided with supporting base 9, positioning block 10 and seal ring 11, and said supporting base 9 is provided with locating column 8; Said camshaft 16 1 ends connect handle 14; Adopt handle bolt 15 fixing with nut 13 between said handle 14 and the camshaft 16, said camshaft 16 is provided with cam 4, pressure-bearing rod 7, spring 5 and spring seat 6, and said pressure-bearing rod 7 two ends are provided with slide block.This structure provides a kind of crankshaft of diesel engine handhole cover, and this handhole cover can conveniently carry out installation and removal, makes things convenient for the workman that the bent axle of diesel engine is observed.
Said slide block 1 is provided with T type groove 17, and said pressure-bearing rod 7 is provided with T type piece 18, and T type groove 17 and T type piece 18 that the utilization of this device is agreed with guarantee that slide block 1 stretches within the specific limits.
Said pressure-bearing rod 7 is provided with extension spring groove 19, and extension spring groove 19 is mounting points of extension spring 3.
Be provided with extension spring 3 in the said extension spring groove 19, the effect of extension spring 3 be the dismounting handhole cover the time, make slide block 1 playback.
Said extension spring 3 adopts bolt 2 fixing; Extension spring 3 one ends are fixed on the slide block 1, and the other end is fixed on the pressure-bearing rod 7, in assembling, is to be in the state that stretches out by slide block 1; In dismounting, the extension spring 3 that is fixed on the pressure-bearing rod 7 just can retract original position with slide block 1.
The number of said positioning block 10 is four, the effect of positioning block 10.Assurance crankcase handhole cover is accurately installed, and can also guarantee that pressure-bearing rod 7 is in vertical position all the time with slide block 1.
The number of said slide block 1 is two, and the number of said extension spring 3 is two, and the number of said bolt 2 is four, and slide block 1, extension spring 3 and bolt 2 are made into two covers and use, and guarantees that handhole cover can be adjacent to diesel engine when installing.
This middling speed high-power diesel engine crank axle case handhole cover is placed into the position that needs installation with whole handhole cover when installing, the turn handle 14 then; Handle 14 drives cam 4 rotations on the camshaft 16, and the slide block 1 that utilizes cam 4 will be installed on the pressure-bearing rod 7 ejects, and the extension spring 3 in the extension spring groove 19 on the pressure-bearing rod 7 can be placed slide block 1 and skidded off from pressure-bearing rod 7; Positioning block 10 can guarantee that crankcase handhole cover 12 accurately installs, and can also guarantee that pressure-bearing rod 7 is in vertical position with slide block 1, when handle 14 revolves when turning 90 degrees; Cam 4 lifts reach the extreme higher position, and press lower handle 14 this moment, and the spring 5 that is supported on the pressure-bearing rod 7 is compressed; Transfer the pressure on the slide block 1, make slide block 1 compress body, so just handhole cover is installed; During dismounting, with handle 14 pull-ups, after direction is revolved and turn 90 degrees; Utilize extension spring 3 that slide block 1 is retracted original position; Just can take out bent axle handhole cover 12 smoothly this moment, and this middling speed high-power diesel engine crank axle case handhole cover is installing/dismounting easily and fast, and using effect is good.
Claims (10)
1. middling speed high-power diesel engine crank axle case handhole cover; Comprise crankcase handhole cover (12) and camshaft (16); It is characterized in that said crankcase handhole cover (12) is provided with supporting base (9), positioning block (10) and seal ring (11), said supporting base (9) is provided with locating column (8); Said camshaft (16) one ends connect handle (14); Adopt handle bolt (15) and nut (13) fixing between said handle (14) and the camshaft (16), said camshaft (16) is provided with cam (4), pressure-bearing rod (7), spring (5) and spring seat (6), and said pressure-bearing rod (7) two ends are provided with slide block (1).
2. middling speed high-power diesel engine crank axle case handhole cover according to claim 1 is characterized in that said slide block (1) is provided with T type groove (17).
3. middling speed high-power diesel engine crank axle case handhole cover according to claim 1 is characterized in that, said pressure-bearing rod (7) is provided with T type piece (18).
4. middling speed high-power diesel engine crank axle case handhole cover according to claim 1 is characterized in that, said pressure-bearing rod (7) is provided with extension spring groove (19).
5. middling speed high-power diesel engine crank axle case handhole cover according to claim 4 is characterized in that, is provided with extension spring (3) in the said extension spring groove (19).
6. middling speed high-power diesel engine crank axle case handhole cover according to claim 5 is characterized in that, said extension spring (3) adopts bolt (2) fixing, and extension spring (3) one ends are fixed on the slide block (1), and the other end is fixed on the pressure-bearing rod (7).
7. middling speed high-power diesel engine crank axle case handhole cover according to claim 6 is characterized in that the number of said bolt (2) is four.
8. middling speed high-power diesel engine crank axle case handhole cover according to claim 5 is characterized in that the number of said extension spring (3) is two.
9. middling speed high-power diesel engine crank axle case handhole cover according to claim 1 is characterized in that the number of said positioning block (10) is four.
10. middling speed high-power diesel engine crank axle case handhole cover according to claim 1 is characterized in that the number of said slide block (1) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202449341U CN202176419U (en) | 2011-07-13 | 2011-07-13 | Medium-speed high-power diesel engine crank case handhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202449341U CN202176419U (en) | 2011-07-13 | 2011-07-13 | Medium-speed high-power diesel engine crank case handhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202176419U true CN202176419U (en) | 2012-03-28 |
Family
ID=45866303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202449341U Expired - Lifetime CN202176419U (en) | 2011-07-13 | 2011-07-13 | Medium-speed high-power diesel engine crank case handhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202176419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278228A (en) * | 2011-07-13 | 2011-12-14 | 南车戚墅堰机车有限公司 | Handhole cover of intermediate-speed high-power diesel engine crankcase |
-
2011
- 2011-07-13 CN CN2011202449341U patent/CN202176419U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278228A (en) * | 2011-07-13 | 2011-12-14 | 南车戚墅堰机车有限公司 | Handhole cover of intermediate-speed high-power diesel engine crankcase |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120328 |