CN204344822U - Running gear retarder and running gear deceleration system - Google Patents
Running gear retarder and running gear deceleration system Download PDFInfo
- Publication number
- CN204344822U CN204344822U CN201420713696.8U CN201420713696U CN204344822U CN 204344822 U CN204344822 U CN 204344822U CN 201420713696 U CN201420713696 U CN 201420713696U CN 204344822 U CN204344822 U CN 204344822U
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- CN
- China
- Prior art keywords
- gear
- running gear
- retarder
- worm
- running
- 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
Links
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000001340 slower Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003638 reducing agent Substances 0.000 description 1
Abstract
The utility model provides a kind of running gear retarder and running gear deceleration system, device comprises: housing, first stage decelerator and two stage reduction gear, described first stage decelerator and described two stage reduction gear are arranged in described housing, the worm screw that described two stage reduction gear comprises worm gear and engages with described worm gear, described first stage decelerator is connected with described worm screw key.According to running gear retarder of the present utility model and running gear deceleration system, the output speed of pneumatic motor is reduced by configuration double reduction gear, and then realize driving running gear to move, even if thus when making the rotating speed of pneumatic motor higher, also can slow down to running gear and can not damage this running gear retarder.In addition, this double reduction gear structure is simple, and easy to maintenance, cost is lower.
Description
Technical field
The utility model relates to worm and gear technology, particularly relates to a kind of running gear retarder and running gear deceleration system.
Background technique
On oil-well rig, lifting appliance has running gear usually, and this running gear generally adopts pneumatic motor to drive the connecting mode with the association system of " gear reducer-break ".
In prior art, the output speed that a lot of pneumatic motor drives is up to 3000r/min, and rotating speed is higher, if when employing is slowed down to running gear with the association system of " gear reducer-break ", break maintenance workload is wherein large, and cost is higher.
Model utility content
The utility model provides a kind of running gear retarder and running gear deceleration system, to solve the problem large compared with break maintenance workload during high pneumatic motor reduction of speed for rotating speed in prior art, cost is higher.
The utility model first aspect provides a kind of running gear retarder, it is characterized in that, comprise: housing, first stage decelerator and two stage reduction gear, described first stage decelerator and described two stage reduction gear are arranged in described housing, the worm screw that described two stage reduction gear comprises worm gear and engages with described worm gear, described first stage decelerator is connected with described worm screw key.
Running gear retarder as above, described two stage reduction gear also comprises:
Worm-wheel shaft, described worm-wheel shaft is connected with described worm gear key.
Running gear retarder as above, described worm screw is planar double-enveloping worm.
Running gear retarder as above, described first stage decelerator comprises:
Input gear axle;
Gear, engages with described input gear axle and is connected with described worm screw key.
Running gear retarder as above, also comprises:
Input flange dish, is arranged on the housing, and described input flange dish is used for being connected with the pedestal of pneumatic motor, and the output shaft of described pneumatic motor is connected with described input gear axle.
Another aspect of the utility model provides a kind of running gear deceleration system, comprises according to above-mentioned running gear retarder, also comprises described pneumatic motor.
Running gear deceleration system as above, also comprises:
Output flange, arrange on the housing, described running gear retarder is fixed on running gear by described output flange, and the axle of described running gear is connected with described worm gear axle key.
As shown from the above technical solution, the running gear retarder that the utility model provides and running gear deceleration system, the output speed of pneumatic motor is reduced by configuration double reduction gear, and then realize driving running gear to move, even if thus when making the rotating speed of pneumatic motor higher, also can slow down to running gear and can not damage this running gear retarder.In addition, this double reduction gear structure is simple, and easy to maintenance, cost is lower.
Accompanying drawing explanation
Figure 1A is the front view of the running gear retarder according to the utility model one embodiment;
Figure 1B is the side view of the running gear retarder according to another embodiment of the utility model;
Fig. 1 C is the cross-sectional view of the worm gear according to the another embodiment of the utility model;
Fig. 2 is the front view according to the utility model planar double-enveloping worm retarder of an embodiment again.
Embodiment
Embodiment one
The present embodiment provides a kind of running gear retarder, for slowing down to the running gear on oil-well rig.
As shown in Figure 1A, be the front view of the running gear retarder according to the present embodiment; As shown in Figure 1B, be the side view of this running gear retarder.This running gear retarder comprises housing 100, first stage decelerator 101 and two stage reduction gear.
Wherein, first stage decelerator 101 and two stage reduction gear are all arranged in housing 100, the worm screw 103 that two stage reduction gear comprises worm gear 102 and engages with worm gear 102, and first stage decelerator 101 is connected with worm screw 103 key.As shown in Figure 1 C, be the cross-sectional view of the worm gear 102 according to the present embodiment.
The housing 100 of the present embodiment can be provided with base (not shown), base is used for fixing first stage decelerator 101 and two stage reduction gear, first stage decelerator 101 and two stage reduction gear can not be subjected to displacement in the course of the work, and impact normally works.
Alternatively, the two stage reduction gear of the present embodiment also comprises worm-wheel shaft 104, and this worm-wheel shaft 104 is connected with worm gear 102 key.
Particularly, first stage decelerator 101 comprises input gear axle 1011 and gear 1012, this gear 1012 engages with input gear axle 1011, namely when input gear axle 1011 rotates, can rotate by driven gear 1012, and this gear 1012 engages with worm screw 103, namely gear 1012 rotates, and worm screw 103 can be driven to rotate.This gear 1012 is larger gear, and general diameter is 148.5mm-150mm, and accordingly, the tip diameter of the input gear axle 1011 engaged with this gear 1012 is 37.5mm-39mm.Input gear axle 1011 rotates main dependence pneumatic motor (not shown).
Alternatively, the worm screw 103 of the present embodiment is specially planar double-enveloping worm retarder (Planar Double-Enveloping Worm Gearing Reducer), i.e. TOP type worm screw.As shown in Figure 2, be the front view of this planar double-enveloping worm retarder.The precision of this planar double-enveloping worm retarder is high, face face is large, and have instantaneous doublet contact, Line of contact total length is long, composite curve radius reaches, contact stress is little, engagement profit Lubrication Angle is large, easily form dynamic pressure oil film in engagement, reduce temperature rise, reduce odontotripsis, and bearing capacity is large, efficiency is high, long service life.
In addition, planar double-enveloping worm retarder can possess auto-lock function, improves transmission efficiency, extends the working life of running gear.This possesses auto-lock function and refers to planar double-enveloping worm retarder worm gear 102 can be driven to rotate, but worm gear 102 can not drive planar double-enveloping worm retarder to rotate.
Specifically how making planar double-enveloping worm retarder belongs to prior art, does not repeat them here.
Alternatively, the running gear retarder of the present embodiment also comprises input flange dish 105, and this input flange dish 105 is arranged on housing 100.Particularly, this input flange dish 105 is for being connected with the pedestal of pneumatic motor (not shown), the output shaft of pneumatic motor is connected with input gear axle 1011, rotate to drive input gear axle 1011, and then driven gear 1012 rotates, and then drive the work of planar double-enveloping worm retarder.The pneumatic motor of the present embodiment can be external pneumatic motor, provides initial moment of torsion for giving this running gear retarder.
Specifically describe the working principle of the running gear retarder of the present embodiment below.
Pneumatic motor drives input gear axle 1011 to rotate, input gear axle 1011 driven gear 1012 rotates, like this after primary speed-down, gear 1012 drives worm screw 103 to rotate, and then driving worm gear 102 to rotate, worm gear 102 drives this worm-wheel shaft 104 to rotate and exports, and completes double reduction, output terminal drives the running gear of running gear to move along predetermined trajectory, namely realizes driving running gear to move.
Particularly, pneumatic motor output speed is 3000r/min, after first stage decelerator 101 slows down, speed is 711r/min, after two stage reduction gear slows down, output speed is 60r/min, and be namely 50 through double reduction gear resultant gear ratio, the velocity ratio of first stage decelerator 101 is 4.22, the velocity ratio of two stage reduction gear is 11.85, and the velocity ratio of the present embodiment is the speed of retarder input end and the velocity ratio of output terminal.
According to the running gear retarder of the present embodiment, the output speed of pneumatic motor is reduced by configuration double reduction gear, and then realize driving running gear to move, even if thus when making the rotating speed of pneumatic motor higher, such as more than 3000r/min, also can slow down to running gear and can not damage this running gear retarder.In addition, this double reduction gear structure is simple, and easy to maintenance, cost is lower.
Embodiment two
The present embodiment provides a kind of running gear deceleration system.This running gear deceleration system comprises the running gear retarder of above-described embodiment, also comprises pneumatic motor.
As shown in Figure 1A and 1B, the running gear retarder in the running gear deceleration system of the present embodiment also comprises output flange 201, and this output flange 201 is arranged on housing 100, and running gear retarder is fixed on running gear by output flange 201.Alternatively, the running gear deceleration system of the present embodiment also comprises running gear, and the axle of this running gear is connected with worm-wheel shaft 104 key.Like this, when the axle of worm gear 102 rotates, worm gear 102 by key by transmission of torque to running gear, and then drive running gear to move.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment's technological scheme of the utility model.
Claims (9)
1. a running gear retarder, it is characterized in that, comprise: housing, first stage decelerator and two stage reduction gear, described first stage decelerator and described two stage reduction gear are arranged in described housing, the worm screw that described two stage reduction gear comprises worm gear and engages with described worm gear, described first stage decelerator is connected with described worm screw key.
2. running gear retarder according to claim 1, is characterized in that, described two stage reduction gear also comprises:
Worm-wheel shaft, described worm-wheel shaft is connected with described worm gear key.
3. running gear retarder according to claim 1, is characterized in that, described worm screw is planar double-enveloping worm.
4. the running gear retarder according to any one of claim 1-3, is characterized in that, described first stage decelerator comprises:
Input gear axle;
Gear, engages with described input gear axle and is connected with described worm screw key.
5. running gear retarder according to claim 4, is characterized in that, also comprise:
Input flange dish, is arranged on the housing, and described input flange dish is used for being connected with the pedestal of pneumatic motor, and the output shaft of described pneumatic motor is connected with described input gear axle.
6. a running gear deceleration system, is characterized in that, comprises the running gear retarder according to any one of claim 1-4, also comprises pneumatic motor.
7. running gear deceleration system according to claim 6, is characterized in that, also comprise:
Output flange, arrange on the housing, described running gear retarder is fixed on running gear by described output flange, and the axle of described running gear is connected with described worm gear axle key.
8. a running gear deceleration system, is characterized in that, comprises running gear retarder according to claim 5, also comprises described pneumatic motor.
9. running gear deceleration system according to claim 8, is characterized in that, also comprise:
Output flange, arrange on the housing, described running gear retarder is fixed on running gear by described output flange, and the axle of described running gear is connected with described worm gear axle key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713696.8U CN204344822U (en) | 2014-11-24 | 2014-11-24 | Running gear retarder and running gear deceleration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713696.8U CN204344822U (en) | 2014-11-24 | 2014-11-24 | Running gear retarder and running gear deceleration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344822U true CN204344822U (en) | 2015-05-20 |
Family
ID=53228093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420713696.8U Expired - Fee Related CN204344822U (en) | 2014-11-24 | 2014-11-24 | Running gear retarder and running gear deceleration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204344822U (en) |
-
2014
- 2014-11-24 CN CN201420713696.8U patent/CN204344822U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 102202 Beijing city Changping District town of South Road North, South Town West No. 584 No. 585 Patentee after: Beijing Zhongche Nankow Machinery Co. Ltd. Address before: 102202 Beijing city Changping District town of South Road North Patentee before: Beijing NanKou Railway Transit Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20191124 |