CN202789131U - Device of controlling and avoiding running of DF4D locomotive diesel at low speed - Google Patents
Device of controlling and avoiding running of DF4D locomotive diesel at low speed Download PDFInfo
- Publication number
- CN202789131U CN202789131U CN 201220491836 CN201220491836U CN202789131U CN 202789131 U CN202789131 U CN 202789131U CN 201220491836 CN201220491836 CN 201220491836 CN 201220491836 U CN201220491836 U CN 201220491836U CN 202789131 U CN202789131 U CN 202789131U
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- CN
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- Prior art keywords
- df4d
- guide rod
- baffle plate
- low speed
- diesel engine
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- 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.)
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Abstract
The utility model belongs to a technique of repairing of a beeliner, and provides a device of controlling and avoiding running of a DF4D locomotive diesel at low speed. The device of controlling and avoiding running of a DF4D locomotive diesel at low speed comprises a baffle (3), a guide rod (4), a damping spring (5) and a support (7). The baffle (3) is a angle block structure of right angle formed by a horizontal plate and an upright plate. The baffle (3) is connected with a pull rod (2) of the DF4D locomotive diesel. One end of the guide rod (4) is connected with the baffle (3) through an upright plate. The damping spring (5) covers the guide rod (4). The device of controlling and avoiding running of the DF4D locomotive diesel at low speed is characterized in that the running of the DF4D locomotive diesel at low speed is avoided, the working efficiency is improved and the running of the diesel engine is reduced.
Description
Technical field
The utility model belongs to the beeliner service technique, mainly proposes a kind of device for controlling and prevent DF4D diesel engine of locomotive low speed tourist bus.
Background technique
DF4D diesel engine low speed tourist bus is inertial mass problem in the repairing I. C. locomotive industry, when its reason is Design Technology for Diesels, do not take into full account the relations such as diesel combustion, delivery rate, fuel delivery, regulation and control velocity ratio, lever ratio, cause diesel engine and combined regulator can not reach due to the best mutual coupling.DF4D diesel engine low speed tourist bus causes by more composite factor, deal with very difficult, serious on the normal utilization impact of manufacture cycle, quality control and locomotive.
The model utility content
For solving the problems of the technologies described above, the purpose of this utility model is to propose a kind of device for controlling and prevent DF4D diesel engine of locomotive low speed tourist bus.
The utility model is to finish the technological scheme that above-mentioned purpose takes to be: a kind of for control with prevent the device of DF4D diesel engine of locomotive low speed tourist bus, described device includes baffle plate, guide rod, damping spring and bearing; The angle block of right angle structure of described baffle plate for being consisted of by transverse slat and riser, and described riser bends downwards; Described baffle plate connects firmly by the pull bar of connecting bolt and DF4D diesel engine of locomotive, and the transverse slat of described baffle plate has the U-shaped hole of passing for connecting bolt, consists of the structure that described baffle plate can side-to-side movement on pull bar; One end of described guide rod is connected with described bearing by locking nut; Described bearing is fixed on the body by clamping bolt; The other end of described guide rod is connected with the riser of described baffle plate, and the riser of described baffle plate have for guide rod pass, U-shaped hole in order to guide rod is led; Described damping spring is nested with on described guide rod, and consist of described baffle plate and on pull bar, the pretightening force of described damping spring is adjusted during side-to-side movement, thus the structure that the low speed tourist bus of DF4D diesel engine of locomotive is adjusted.
The angle block of right angle structure of described bearing for being formed by steel plate punched; Has the circular port that passes in order to guide rod on the riser of described bearing; The transverse slat of described bearing is the upwards Z-shaped plate of bending and horizontal buckling of middle part, and has at an end of the transverse slat of described bearing and to use the U-shaped hole of passing for clamping bolt.
The transverse slat of described bearing be the middle part to the angle block of right angle of a lateral buckling, and have at an end of the transverse slat of described bearing and to use the U-shaped hole of passing for clamping bolt.
A kind of device for controlling and prevent DF4D diesel engine of locomotive low speed tourist bus that the utility model proposes, adopt technique scheme, solved DF4D diesel engine low speed tourist bus fault, make it to reach the requirement of eliminating fault, satisfied the purpose that prevents and control DF4D diesel engine of locomotive low speed tourist bus, greatly improve working efficiency, reduced diesel engine tourist bus phenomenon; And having simple, the rational characteristics of project organization, the utility model can according to on-site actual situations, be installed and removed, be adjusted again simultaneously.
Description of drawings
Fig. 1 is the utility model embodiment 1 structural representation.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is the structural representation of baffle plate in the utility model.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the structural representation of guide rod in the utility model.
Fig. 6 is the structural representation of damping spring in the utility model.
Fig. 7 is the structural representation of bearing among the utility model embodiment 1.
Fig. 8 is the plan view of Fig. 7.
Fig. 9 is the utility model embodiment 2 structural representation.
Figure 10 is that the A of Fig. 9 is to view.
Figure 11 is the structural representation for bearing among the utility model embodiment 2.
Figure 12 is the plan view of Figure 11.
Among the figure: 1, connecting bolt, 2, pull bar, 3, baffle plate, 4, guide rod, 5, damping spring, 6, locking nut, 7, bearing, 8, back-up ring, 9, body, 10, clamping bolt.
Embodiment
The embodiment who provides by reference to the accompanying drawings is illustrated structure of the present utility model:
As shown in Figure 1 and Figure 2, a kind of device for controlling and prevent DF4D diesel engine of locomotive low speed tourist bus, described device includes baffle plate 3, guide rod 4, damping spring 5 and bearing 7; In conjunction with Fig. 3, Fig. 4, the angle block of right angle structure of described baffle plate 3 for having transverse slat and riser to consist of, and described riser bends downwards; Described baffle plate 3 connects firmly by connecting bolt 1 pull bar 2 with the DF4D diesel engine of locomotive, and the transverse slat of described baffle plate 3 has the U-shaped hole of passing for connecting bolt 1, consists of the structure that described baffle plate 3 can side-to-side movement on pull bar 2; In conjunction with Fig. 5, an end of described guide rod 4 is connected with described bearing 7 by locking nut 6; Described bearing 7 is fixed on the body 9 by clamping bolt 10; The other end of described guide rod 4 is connected with the riser of described baffle plate 3, and the riser of described baffle plate 3 have for guide rod 4 pass, U-shaped hole in order to guide rod 4 is led; Be provided with back-up ring 8 between described guide rod 4 and the baffle plate 3, described back-up ring 8 is used for the supporting damping spring, plays the purpose of spring seat; In conjunction with Fig. 6, described damping spring 5 is nested with on described guide rod 4, and consist of described baffle plate 3 and on pull bar 2, the pretightening force of described damping spring 5 is adjusted during side-to-side movement, thus the structure that the low speed tourist bus of DF4D diesel engine of locomotive is adjusted.Described damping spring 5 is used for buffering and eliminates between centers gap between pull bar 2 and connecting plate, does not affect again moving freely of guide rod 4, pull bar 2.
In conjunction with Fig. 7, Fig. 8, the angle block of right angle structure of described bearing 7 for being formed by steel plate punched; Has the circular port that passes in order to guide rod on the riser of described bearing 7; The transverse slat of described bearing 7 is the upwards Z-shaped plate of bending and horizontal buckling of middle part, and has at an end of the transverse slat of described bearing 7 and to use the U-shaped hole of passing for clamping bolt.
Shown in Fig. 9-12, provide another kind of structural representation of the present utility model, this embodiment's agent structure is with embodiment 1, the transverse slat of bearing described in this embodiment be the middle part to the angle block of right angle of a lateral buckling, and have at an end of the transverse slat of described bearing and to use the U-shaped hole of passing for clamping bolt.
Assembling process of the present utility model is: guide rod 4 string is in bearing 7 circular holes, fastening with it with locking nut 6, the back of the body is tight; Pull bar 2 connecting joints and fuel pipe fixed bearing closer locations place, the clamping bolt 10 with pipe clamp unclamps first, the U-shaped hole of bearing 7 is inserted on the clamping bolt 10, then pretension.The nut of the clamping bolt 1 of the connecting joint hinged bolts between the cylinder lever connecting rod on the diesel engine 2 is unclamped, damping spring 5 is gone here and there to guide rod 4, put again back-up ring 8, U-shaped hole, baffle plate 3 long limits is inserted into pretension on the hinged bolts, then, adjust the pre compressed magnitude of damping spring 5 and the straightness accuracy of baffle plate 3 and guide rod 4, till the tightening nut 1 of hinged bolts is fastened to spring washer and flattens, simultaneously the clamping bolt 10 of pipe clamp is tightened, made till the spring washer pressing.
Using process of the present utility model is: after will preventing the device installation of DF4D diesel engine tourist bus, start diesel engine, then according to the diesel engine speed fluctuating range, adjust the speed regulator compensating needle valve to the optimum state, make diesel engine speed reach wave range 5-10 rev/min of technological requirement.If after adjusting the speed regulator compensating needle valve, diesel engine speed still exceeds the technological requirement scope, can adjust the adjustment that prevents traveling block device overhead gage 3 again, increase the pretightening force of damping spring, reach the technological requirement scope to diesel engine speed till.
Claims (3)
1. device that is used for control and prevents DF4D diesel engine of locomotive low speed tourist bus, it is characterized in that: described device includes baffle plate (3), guide rod (4), damping spring (5) and bearing (7); The angle block of right angle structure of described baffle plate (3) for being consisted of by transverse slat and riser, and described riser bends downwards; Described baffle plate (3) connects firmly by the pull bar (2) of connecting bolt (1) with the DF4D diesel engine of locomotive, and the transverse slat of described baffle plate (3) has the U-shaped hole of passing for connecting bolt (1), and consisting of described baffle plate (3) can be in the structure of the upper side-to-side movement of pull bar (2); One end of described guide rod (4) is connected with described bearing (7) by locking nut (6); Described bearing (7) is fixed on the body (9) by clamping bolt (10); The other end of described guide rod (4) is connected with the riser of described baffle plate (3), and the riser of described baffle plate (3) have for guide rod (4) pass, U-shaped hole in order to guide rod (4) is led; Described damping spring (5) is nested with on described guide rod (4), consist of described baffle plate (3) and when the upper side-to-side movement of pull bar (2), the pretightening force of described damping spring (5) is adjusted, thus the structure that the low speed tourist bus of DF4D diesel engine of locomotive is adjusted.
2. the device for controlling and prevent DF4D diesel engine of locomotive low speed tourist bus according to claim 1 is characterized in that: the angle block of right angle structure of described bearing (7) for being formed by steel plate punched; Has the circular port that passes in order to guide rod on the riser of described bearing (7); The transverse slat of described bearing (7) is the upwards Z-shaped plate of bending and horizontal buckling of middle part, and has at an end of the transverse slat of described bearing (7) and to use the U-shaped hole of passing for clamping bolt (10).
3. according to claim 1 for control with prevent the device of DF4D diesel engine of locomotive low speed tourist bus, it is characterized in that: the transverse slat of described bearing (7) be the middle part to the angle block of right angle of a lateral buckling, and have at an end of the transverse slat of described bearing (7) and to use the U-shaped hole of passing for clamping bolt (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220491836 CN202789131U (en) | 2012-09-25 | 2012-09-25 | Device of controlling and avoiding running of DF4D locomotive diesel at low speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220491836 CN202789131U (en) | 2012-09-25 | 2012-09-25 | Device of controlling and avoiding running of DF4D locomotive diesel at low speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202789131U true CN202789131U (en) | 2013-03-13 |
Family
ID=47816406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220491836 Expired - Fee Related CN202789131U (en) | 2012-09-25 | 2012-09-25 | Device of controlling and avoiding running of DF4D locomotive diesel at low speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202789131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840036A (en) * | 2012-09-25 | 2012-12-26 | 南车洛阳机车有限公司 | Device for controlling and preventing low-speed traveling of DF4D locomotive diesel engine |
-
2012
- 2012-09-25 CN CN 201220491836 patent/CN202789131U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840036A (en) * | 2012-09-25 | 2012-12-26 | 南车洛阳机车有限公司 | Device for controlling and preventing low-speed traveling of DF4D locomotive diesel engine |
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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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Qiming Chanhe Hui District in Henan province Luoyang City Road 471002 No. 2 Patentee after: CRRC LUOYANG CO., LTD. Address before: Qiming Chanhe Hui District in Henan province Luoyang City Road 471002 No. 2 Patentee before: CSR Luoyang Locomotive Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20170925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |