CN207598885U - Crankcase heat sink, the crankcase and tamping pickaxe for being equipped with the heat sink - Google Patents
Crankcase heat sink, the crankcase and tamping pickaxe for being equipped with the heat sink Download PDFInfo
- Publication number
- CN207598885U CN207598885U CN201721710940.5U CN201721710940U CN207598885U CN 207598885 U CN207598885 U CN 207598885U CN 201721710940 U CN201721710940 U CN 201721710940U CN 207598885 U CN207598885 U CN 207598885U
- Authority
- CN
- China
- Prior art keywords
- crankcase
- heat sink
- toothed wheel
- tamping pickaxe
- bearing
- 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.)
- Active
Links
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a kind of crankcase heat sink, the crankcase and tamping pickaxe of the heat sink are installed, belong to engineering machinery device, cool down for tamping pickaxe crankcase and its component, it includes fan, fan is installed on the outer end face of crankshaft toothed wheel middle (center) bearing mounting portion, the opposite side of the axle bearing mount portion is equipped with wheel teeth portion, takes turns and eccentric shaft is equipped on the inside of teeth portion.The crankcase is at least equipped with above device, and the tamping pickaxe includes at least the crankcase for being equipped with above device.In view of above-mentioned technical proposal, the utility model can adapt to the fan installation in smaller space, improve the cooling of crankcase inner bearing, improve the heat dissipation performance of crankcase bearing.
Description
Technical field
The utility model belongs to engineering machinery device field, specifically, more particularly to a kind of tamping tool crankcase bearing
Heat sink and the tamping tool for being equipped with the device.
Background technology
At present, more the most commonly used is railway ballast tamping pickaxe, railway ballast tamping pickaxe is frequent when in use for the routine servicing operation of railway
There is the problem of tamping tool crankcase bearing temperature is excessively high, temperature heating does not meet requirement of the railway department for product.And show
Cause the facility of other heat dissipations such as spaces compact, fan that can not almost pacify after some tamping tool crankcases and the assembling of complete machine shield
Dress, these existing structures cause the bearing heat dissipation performance of tamping tool crankcase poor, constant temperature raising.
Invention content
The purpose of this utility model is to provide a kind of crankcase heat sink, be equipped with the heat sink crankcase and
Tamping pickaxe can adapt to the fan installation in smaller space, improve the cooling of crankcase inner bearing, improve crankcase bearing
Heat dissipation performance.
In order to achieve the above objectives, the utility model is achieved through the following technical solutions：
A kind of crankcase heat sink, including fan, fan is installed on the outer end face of crankshaft toothed wheel middle (center) bearing mounting portion, institute
The opposite side for stating axle bearing mount portion is equipped with wheel teeth portion, takes turns and eccentric shaft is equipped on the inside of teeth portion.
Further speaking, the inside of the crankshaft toothed wheel described in the utility model is provided with lubrication channel, lubrication channel it is outer
End is threaded section, and lubrication hole is machined on axle bearing mount portion, and lubrication hole is penetrated through with lubrication channel.
A kind of tamping pickaxe crankcase for being equipped with above-mentioned crankcase heat sink, the tamping pickaxe crankcase include bent axle
Case is equipped with crankcase cover on crankcase, and the inside of crankcase cover is equipped with crankshaft toothed wheel, and the outer end face of crankshaft toothed wheel is equipped with
Fan, the tail portion of crankshaft toothed wheel is by taking turns teeth portion and clutch hub engaged transmission, the company of being equipped on the eccentric shaft of crankshaft toothed wheel
Bar.
Further speaking, the contact position of the crankshaft toothed wheel described in the utility model and crankcase cover is equipped with needle roller axis
Hold A and bearing A.
Further speaking, the clutch hub described in the utility model is fixed on by bearing B on crankcase.
Further speaking, the eccentric shaft described in the utility model is connect by needle bearing B with connecting rod.
A kind of tamping pickaxe for installing above-mentioned tamping pickaxe crankcase.
Compared with prior art, the beneficial effects of the utility model are：
The utility model by the crankshaft toothed wheel of design and can be installed on the fan of crankshaft toothed wheel, in the band of crankshaft toothed wheel
Dynamic lower realization fan rotation, and then the heat dissipation effect of crankcase is improved, the temperature ramp-up rate of crankcase inner bearing is reduced, is improved
The performance of equipment and the use demand for meeting railway department.
Description of the drawings
Fig. 1 is the structure diagram of the crankcase described in the utility model.
Fig. 2 is the structure diagram of crankshaft toothed wheel described in the utility model.
In figure：1st, connecting rod；2nd, crankcase；3rd, crankcase cover；4th, bearing A；5th, needle bearing A；6th, crankshaft toothed wheel；61st, spiral shell
Line section；62nd, axle bearing mount portion；63rd, lubrication channel；64th, teeth portion is taken turns；65th, lubrication hole；66th, eccentric shaft；7th, screw；8th, fan；9、
Bearing C；10th, bearing B；11st, clutch hub；12nd, needle bearing B.
Specific embodiment
Technical solution described herein is described further with reference to the accompanying drawings and embodiments.
Embodiment 1：A kind of crankcase heat sink, including fan 8, fan 8 is installed on 6 middle (center) bearing mounting portion of crankshaft toothed wheel
62 outer end face, the opposite side of the axle bearing mount portion 62 are equipped with wheel teeth portion 64, and the inside of wheel teeth portion 64 is equipped with eccentric shaft
66。
Embodiment 2：A kind of crankcase heat sink, wherein the inside of the crankshaft toothed wheel 6 is provided with lubrication channel 63, lubrication
The outer end of channel 63 is threaded section 61, and lubrication hole 65, lubrication hole 65 and lubrication channel are machined on axle bearing mount portion 62
63 perforations.The structure and connection relation of rest part are identical with the structure described in any previous embodiment and connection relation.
Embodiment 3：A kind of tamping pickaxe crankcase for being equipped with crankcase heat sink, the tamping pickaxe crankcase include song
Axle box 2 is equipped with crankcase cover 3 on crankcase 2, and the inside of crankcase cover 3 is equipped with crankshaft toothed wheel 6, the outer end of crankshaft toothed wheel 6
Face is equipped with fan 8, and the tail portion of crankshaft toothed wheel 6 is by taking turns teeth portion 64 and 11 engaged transmission of clutch hub, in the inclined of crankshaft toothed wheel 6
Connecting rod 1 is installed in mandrel 66.The structure and connection relation of rest part and the structure described in any previous embodiment and company
It is identical to connect relationship.
Embodiment 4：A kind of tamping pickaxe crankcase for being equipped with crankcase heat sink, wherein the crankshaft toothed wheel 6 and song
The contact position of axle box cover 3 is equipped with needle bearing A5 and bearing A4.The clutch hub 11 is fixed on bent axle by bearing B10
On case 2.The eccentric shaft 66 is connect by needle bearing B12 with connecting rod 1.The structure and connection relation of rest part with it is any before
It states structure described in embodiment and connection relation is identical.
Embodiment 5：A kind of tamping pickaxe for being equipped with above-mentioned tamping pickaxe crankcase.The structure and connection relation of rest part with
Structure and connection relation described in any previous embodiment is identical.
In view of above-described embodiment, when in use, the course of work and principle are as follows by the application：
The purpose of this utility model is to provide a kind of crankcase heat sink, be equipped with the heat sink crankcase and
Tamping pickaxe, it is poor its object is to reduce the heat dissipation performance caused by tamping pickaxe inside crankcase structure is close, bearing quick heating
Problem.
To solve the above-mentioned problems, the utility model provides a kind of crankshaft toothed wheel 6, as shown in Figure 2.
The critical piece of the utility model is crankshaft toothed wheel 6, and crankshaft toothed wheel 6 includes axle bearing mount portion 62, is rolled for installing
Needle bearing A5 and bearing A4 can realize rotation of the crankshaft toothed wheel 6 on crankcase cover 3.The crankshaft toothed wheel 6 further include with
The wheel teeth portion 64 that axle bearing mount portion 62 connects, wheel teeth portion 64 realize transmission for being meshed with the gear teeth of clutch hub 11.This reality
Eccentric eccentric shaft 66 is installed in the side of wheel teeth portion 64 with the crankshaft toothed wheel 6 described in novel, eccentric shaft 66 passes through needle roller
Bearing B12 is connect with connecting rod 1, to by the way that clutch hub 11 is changed into up and down fortune of the connecting rod 1 in crankcase 2
It is dynamic.
The outside of crankshaft toothed wheel 6 described in the utility model is equipped with fan 8.The effect of fan 8 is to pass through bent axle
The rotation of gear 6 causes fan to rotate, and then by the rotation of fan 8 to the needle bearing A5 inside crankcase 2, crankcase 2
Wait the cooling of components.Fan 8 can be connected by fixed or revocable mode, when being connected using on-fixed mode, this practicality
Novel to provide a kind of in a manner that screw 7 connects, the mode that fan 8 is connected through a screw thread is installed on crank teeth by screw 7
The thread segment 61 of wheel 6.The thread segment 61 is located at the outside of the lubrication channel 63 of crankshaft toothed wheel 6, and the lubrication channel 63 is passes through
The channel of crankshaft toothed wheel 6 is worn, the Lubrication Composition inside crankcase 2 can be brought into lubrication channel 63, and pass through lubrication hole
65 effect is discharged into the position of needle bearing A5.
The tamping pickaxe crankcase for being equipped with crankcase heat sink described in the utility model, further includes to be driven
The clutch hub 11 of power, clutch hub 11 are installed on by bearing C9 and bearing B10 on crankcase 2, and can be in transmission shaft
Effect is lower to rotate, and the clutch hub 11 is by 64 engaged transmissions of wheel teeth portion of the gear teeth and crankshaft toothed wheel 6, so as to drive crank teeth
The rotation of wheel 6.The rotation of crankshaft toothed wheel 6 in addition to up and down motion of the connecting rod 1 of eccentric connection therewith in crankcase can be driven,
It also is able to that the fan 8 being attached thereto is driven to rotate, is reduced to by 2 position of rotation crankcase of fan 8, so as to reduce needle roller
The heating rate of bearing portion.At the same time, the up and down motion of the connecting rod 1 described in the utility model, additionally it is possible to by bent axle
Lubrication Composition inside case 2 is discharged into the lubrication channel of crankshaft toothed wheel 6, reaches lubrication 3 contact site of crankshaft toothed wheel 6 and crankcase cover
Position.
A kind of tamping pickaxe for being equipped with above structure is provided in the utility model, in addition to crankcase 2, tamping pickaxe remaining
Part is identical with the tamping pickaxe of existing market sale, and constituent and the above structure of crankcase 2 and its inside and connect
Relationship is identical.That is, the tamping pickaxe includes the crankcase 2 for being equipped with 8 structure of fan.The crankcase 2 by crankshaft toothed wheel 6 with
Fan 8 connects and rotation is realized under the driving of clutch hub 11.
Claims (7)
1. a kind of crankcase heat sink, it is characterised in that：Including fan（8）, fan（8）It is installed on crankshaft toothed wheel（6）Axis
Hold mounting portion（62）Outer end face, the axle bearing mount portion（62）Opposite side wheel teeth portion is installed（64）, take turns teeth portion（64）'s
Inside is equipped with eccentric shaft（66）.
2. crankcase heat sink according to claim 1, it is characterised in that：The crankshaft toothed wheel（6）Inside be provided with
Lubrication channel（63）, lubrication channel（63）Outer end be threaded section（61）, in axle bearing mount portion（62）On be machined with lubrication
Hole（65）, lubrication hole（65）With lubrication channel（63）Perforation.
3. a kind of tamping pickaxe for being equipped in claim 1 to 2 the crankcase heat sink described in any one claim is bent
Axle box, it is characterised in that：The tamping pickaxe crankcase includes crankcase（2）, crankcase（2）On crankcase cover is installed（3）, it is bent
Axle box cover（3）Inside crankshaft toothed wheel is installed（6）, crankshaft toothed wheel（6）Outer end face fan is installed（8）, crankshaft toothed wheel（6）
Tail portion by taking turns teeth portion（64）With clutch hub（11）Engaged transmission, in crankshaft toothed wheel（6）Eccentric shaft（66）On be equipped with
Connecting rod（1）.
4. the tamping pickaxe crankcase according to claim 3 for being equipped with crankcase heat sink, it is characterised in that：The song
Shaft gear（6）With crankcase cover（3）Contact position needle bearing A is installed（5）With bearing A（4）.
5. the tamping pickaxe crankcase according to claim 4 for being equipped with crankcase heat sink, it is characterised in that：It is described from
Clutch hub（11）Pass through bearing B（10）It is fixed on crankcase（2）On.
6. the tamping pickaxe crankcase according to claim 4 for being equipped with crankcase heat sink, it is characterised in that：It is described inclined
Mandrel（66）Pass through needle bearing B（12）With connecting rod（1）Connection.
7. a kind of be equipped in claim 4 to claim 6 smashing for the tamping pickaxe crankcase described in any one claim
Gu pick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710940.5U CN207598885U (en) | 2017-12-11 | 2017-12-11 | Crankcase heat sink, the crankcase and tamping pickaxe for being equipped with the heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710940.5U CN207598885U (en) | 2017-12-11 | 2017-12-11 | Crankcase heat sink, the crankcase and tamping pickaxe for being equipped with the heat sink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207598885U true CN207598885U (en) | 2018-07-10 |
Family
ID=62763530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710940.5U Active CN207598885U (en) | 2017-12-11 | 2017-12-11 | Crankcase heat sink, the crankcase and tamping pickaxe for being equipped with the heat sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207598885U (en) |
-
2017
- 2017-12-11 CN CN201721710940.5U patent/CN207598885U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207598885U (en) | Crankcase heat sink, the crankcase and tamping pickaxe for being equipped with the heat sink | |
| CN207906416U (en) | A kind of forced feed lubrication mechanism of vertical welding gear-box | |
| CN211501597U (en) | Fan gear box heat abstractor | |
| CN206257245U (en) | A kind of gear reduction unit with holdback | |
| CN104100516A (en) | Three-plunger reciprocating pump with gear speed reduction mechanism | |
| CN208919277U (en) | Novel high-power parallel shaft (speed) reducer | |
| CN208997276U (en) | A kind of deceleration output mechanism of gearbox | |
| CN208982604U (en) | High-rotation-speed type new energy automobile speed reducer | |
| CN209469757U (en) | A kind of easy-to-dismount small ep gear reduction unit | |
| CN203413083U (en) | Anti-abrasion gear | |
| CN207935356U (en) | A kind of large transmission ratio high-speed drive gear mechanism | |
| CN207989572U (en) | A kind of clipping bearing applied to numerically-controlled machine tool | |
| CN208331181U (en) | Novel nylon gear lubrication device | |
| CN102829167A (en) | Planetary external gearing forced lubrication device | |
| CN102182818A (en) | Efficient lubricating machinery | |
| CN206487845U (en) | A kind of reductor | |
| CN206802269U (en) | A kind of adaptive lubrication system of right angle planetary reducer | |
| CN206999834U (en) | Scraper axial direction shifting device | |
| CN206190397U (en) | Built -in speed change mechanism's diesel engine | |
| CN203925984U (en) | A kind of three-plunger reciprocating Pumpp with reduction gears mechanism | |
| CN206682576U (en) | A kind of lubricating oil pump | |
| CN204592224U (en) | Anti-wear hollow reducer | |
| CN217977285U (en) | Novel speed reducer | |
| CN207744395U (en) | A kind of rope sheave transmission device of grass trimmer | |
| CN207049302U (en) | A kind of split detachable stator axis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |