CN205225359U - Engine cylinder inner brake advance oil pipe subassembly - Google Patents
Engine cylinder inner brake advance oil pipe subassembly Download PDFInfo
- Publication number
- CN205225359U CN205225359U CN201521127957.9U CN201521127957U CN205225359U CN 205225359 U CN205225359 U CN 205225359U CN 201521127957 U CN201521127957 U CN 201521127957U CN 205225359 U CN205225359 U CN 205225359U
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- China
- Prior art keywords
- oil inlet
- pipe
- inlet pipe
- oil pipe
- oil
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- Expired - Fee Related
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Abstract
The utility model discloses an engine cylinder inner brake advance oil pipe subassembly should advance the oil pipe subassembly and be used for installing the top in the cylinder head, the engine cylinder inner brake includes the solenoid valve, wherein should advance the oil pipe subassembly and include: advance oil pipe, it has a plurality of joints, and the first joint that should advance oil pipe inserts the oil outlet of cylinder head, the second that advances oil pipe connects and all to pass through oily bolted connection with the third joint and arrive the inlet port of solenoid valve to and two pipe holder subassemblies, it sets up on advancing oil pipe, these two pipe holder subassemblies pass through the bolt and install at stopper casing and rocking arm epaxially respectively, wherein the oil pipe that advances between two pipe holder subassemblies comprises the hose, and the oil pipe that advances of all the other parts comprises the hard tube. According to the utility model discloses a stopper advances the oil pipe subassembly, advances oil pipe through the stopper and adopts soft stiffened structure and join in marriage that to adorn two pipe clamp bracket components fixed, reduces the stopper and advances the vibration of oil pipe in the use.
Description
Technical field
The utility model relates to engine art, particularly a kind of oil inlet pipe assembly of engine cylinder inner brake.
Background technique
Cylinder inside brake device is because it is to the effect improving the aspect such as travel safety, fuel saving, be widely used in the motors such as large-scale cargo vehicle, passenger vehicle, particularly national policy is focused on promoting safety of school bus performance in recent years, and the reliability of cylinder inside brake device is especially aobvious important.Automobile, when ice and snow and comparatively sliding muddy water road traveling, uses cylinder inside brake to reduce sideslip; When lower long slope, use cylinder inside brake can reduce the number of times of service brake, reduce the intensification of brake drum, improve the reliability of braking.When using cylinder inside brake, the supply of motor oil plant can be reduced so that oil-break, can fuel saving.
The break oil inlet pipe structure of current motor can be divided into two classes, the first is fully hard tubular construction, and the second adopts hard tube to add single pipe clip means of fixation.Above-mentioned two kinds of modes are when break oil inlet pipe needs multipoint positioning to assemble, because hard tube can not axis and radial deflection, when each oil connection thickness and oil pipe turning tolerance of size tire out overproof, assembling difficulty will be caused, if force assemblage, break oil inlet pipe gross distortion will be caused.Fully hard pipe or hard tube add single pipe clip means of fixation simultaneously, break oil inlet pipe can not adjust automatically itself, occurs that stress is concentrated, easily cause oil connection place to rupture after assembling, and break oil inlet pipe machine oil input pressure requires to be not less than 0.2MPa, engine oil pressure deficiency can cause misfunctioning of brake.
The information being disclosed in this background technique part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Model utility content
The purpose of this utility model is the oil inlet pipe assembly providing a kind of engine cylinder inner brake, thus overcomes the defect that in prior art, easily rupture in oil connection place.
For achieving the above object, the utility model provides a kind of oil inlet pipe assembly of engine cylinder inner brake, this oil inlet pipe assembly is for being arranged on the top of cylinder head, described engine cylinder inner brake comprises solenoid valve, wherein this oil inlet pipe assembly comprises: oil inlet pipe, it has multiple joint, first joint of this oil inlet pipe is inserted into the oil outlet of described cylinder head, second joint and the 3rd joint of described oil inlet pipe all passed through the oil inlet hole that oil draining bolt is connected to described solenoid valve, and two pipe holder assemblies, it is arranged on described oil inlet pipe, these two pipe holder assemblies are arranged on brake casing and pitman arm shaft by bolt respectively, oil inlet pipe between wherein said two pipe holder assemblies is made up of flexible pipe, and the oil inlet pipe of remaining part is made up of hard tube.
Preferably, in technique scheme, described first joint straight cutting is entered the oil outlet of described cylinder head and is fixed by oil pipe pressing plate, and utilizes O type circle to seal.
Preferably, in technique scheme, each pipe clamp bracket component comprises gum cover and two pipe clamp supports, and described gum cover is for being inserted in the cylindrical of described oil inlet pipe, described two pipe clamp supports clamp this gum cover up and down, and are stacked on described brake casing by described pipe clamp bracket component by bolt.
Compared with prior art, the utility model has following beneficial effect: according to break oil inlet pipe modular construction advantages of simple of the present utility model, adopted by break oil inlet pipe and softly add rigid structure and equipped two pipe clamp bracket components are fixed, reduce the vibration in use of break oil inlet pipe, break oil inlet pipe is avoided to rupture, break oil inlet pipe engine oil pressure is kept within the acceptable range, thus prevent break driven plunger to lose efficacy, ensure the normal use of engine cylinder inside brake function.
Accompanying drawing explanation
Fig. 1 is the application state structural representation according to break oil inlet pipe assembly of the present utility model.
Fig. 2 is the structural representation according to break oil inlet pipe assembly of the present utility model.
Fig. 3 is another structural representation according to break oil inlet pipe assembly of the present utility model.
Fig. 4 is the structural representation according to pipe clamp bracket component of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole specification and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or constituent element, and do not get rid of other element or other constituent element.
As shown in Figure 1 to Figure 3, be arranged on the end face of cylinder head 9 according to the oil inlet pipe assembly of the engine cylinder inner brake of the utility model preferred implementation, this oil inlet pipe assembly comprises: the oil inlet pipe of break 3 and be fixed on the pipe clamp bracket component 4 (the A place, position in Fig. 3 is the setting position of pipe holder assembly 4) at middle part flexible pipe 16 two ends of oil inlet pipe 3.Wherein, the first oil connection 11 straight cutting of oil inlet pipe 3 enters the oil outlet of cylinder head 9, and is undertaken fastening by oil pipe pressing plate 7 and bolt.Second oil connection 14 of this oil inlet pipe 3 and the 3rd oil connection 17 all passed through the oil inlet hole of oil draining bolt 2 and packing ring 10 connecting brake solenoid valve 1.
In mode of execution of the present utility model, the mode that oil inlet pipe 3 adds hard tube by flexible pipe is formed, and specifically, with reference to figure 3, oil inlet pipe 3 comprises the first conduit portions 12, second conduit portions 13, the 3rd conduit portions 15 and the 4th conduit portions 16.Wherein the first conduit portions 12, second conduit portions 13, the 3rd conduit portions 15 are formed by hard tube, and the 4th conduit portions 16 is made up of flexible pipe.Pipe clamp bracket component 4 is stacked on brake casing 6 by bolt 5 after clamping flexible pipe 16 two ends of oil inlet pipe 3.Thus, according to break oil inlet pipe modular construction advantages of simple of the present utility model, easily assemble.
As mentioned above, oil inlet pipe 3 adopts and softly adds rigid structure.Specifically, in illustrative embodiments of the present utility model, the oil inlet pipe 3 between the second oil connection 14 and the 3rd oil connection 17 is metallic hose 16, and remaining part is still hard tube.The flexible pipe 16 of the metal of one section of appropriate length is increased at medium position, be convenient to the tensile stress of Space configuration adjustment and reduction the second oil connection 14 and the fastening rear generation of the 3rd oil connection 17, avoid using process to occur phenomenon of rupture at the second oil connection 14 of oil inlet pipe 3 and the joint of the 3rd oil connection 17.Simultaneously, by increasing flexible pipe 16 at oil inlet pipe 3, make the first conduit portions 12, second conduit portions 13, the 3rd conduit portions 15 in manufacturing process, effectively can compensate the Displacement error of each oil pipe on assembly direction, make oil inlet pipe 3 better meet matching requirements.
In mode of execution of the present utility model, the oil inlet pipe 3 of break adopts the mode of two parallel fixing flexible pipes 16 of pipe clamp bracket component 4, can the effectively vibration of control brake oil inlet pipe 3 above-below direction and axial float.With reference to figure 4, pipe clamp bracket component 4 comprises gum cover 18 and two pipe clamp supports 19,20, first gum cover 18 is inserted in the cylindrical of the oil inlet pipe 3 of break, gum cover 18 is clamped again with pipe clamp support 19, pipe clamp support about 20, finally by bolt 5, pipe clamp bracket component 4 is stacked on brake casing 6, forms secured mode.The mistake nail of pipe clamp bracket component 4 adopts long lumbar hole, adjust when being convenient to assembling, have more the feature of easy disassembly, before assembling, pipe clamp support 19, pipe clamp support 20 can freely separate, during assembling, pipe clamp support 19, pipe clamp support 20 are combined and pass through seam location above, function that is quick, easy disassembly can be realized.
The utility model break oil inlet pipe modular construction advantages of simple, adopted by break oil inlet pipe and softly add rigid structure and equipped two pipe clamp bracket components are fixed, reduce the vibration in use of break oil inlet pipe, break oil inlet pipe is avoided to rupture, break oil inlet pipe engine oil pressure is kept within the acceptable range, thus prevent break driven plunger to lose efficacy, ensure the normal use of engine cylinder inside brake function.
The aforementioned description to concrete exemplary of the present utility model is to illustrate and the object of illustration.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present utility model and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present utility model and various different selection and change.Scope of the present utility model is intended to limited by claims and equivalents thereof.
Claims (3)
1. an oil inlet pipe assembly for engine cylinder inner brake, this oil inlet pipe assembly is for being arranged on the top of cylinder head, and described engine cylinder inner brake comprises solenoid valve, it is characterized in that, this oil inlet pipe assembly comprises:
Oil inlet pipe, it has multiple joint, and the first joint of this oil inlet pipe is inserted into the oil outlet of described cylinder head, and the second joint and the 3rd joint of described oil inlet pipe all passed through the oil inlet hole that oil draining bolt is connected to described solenoid valve, and
Two pipe holder assemblies, it is arranged on described oil inlet pipe, and these two pipe holder assemblies are arranged on brake casing and pitman arm shaft by bolt respectively;
Oil inlet pipe between wherein said two pipe holder assemblies is made up of flexible pipe, and the oil inlet pipe of remaining part is made up of hard tube.
2. the oil inlet pipe assembly of engine cylinder inner brake according to claim 1, is characterized in that, described first joint straight cutting is entered the oil outlet of described cylinder head and fixed by oil pipe pressing plate, and utilizes O type circle to seal.
3. the oil inlet pipe assembly of engine cylinder inner brake according to claim 1, it is characterized in that, each pipe clamp bracket component comprises gum cover and two pipe clamp supports, described gum cover is for being inserted in the cylindrical of described oil inlet pipe, described two pipe clamp supports clamp this gum cover up and down, and are stacked on described brake casing by described pipe clamp bracket component by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521127957.9U CN205225359U (en) | 2015-12-30 | 2015-12-30 | Engine cylinder inner brake advance oil pipe subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521127957.9U CN205225359U (en) | 2015-12-30 | 2015-12-30 | Engine cylinder inner brake advance oil pipe subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205225359U true CN205225359U (en) | 2016-05-11 |
Family
ID=55900433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521127957.9U Expired - Fee Related CN205225359U (en) | 2015-12-30 | 2015-12-30 | Engine cylinder inner brake advance oil pipe subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205225359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464738A (en) * | 2015-12-30 | 2016-04-06 | 广西玉柴机器股份有限公司 | Oil inlet pipe assembly of engine in-cylinder brake |
| CN109944658A (en) * | 2019-05-07 | 2019-06-28 | 一汽解放汽车有限公司 | A kind of engine braking oil path structure suitable for free-standing rocker arm axis mechanism |
| CN114151827A (en) * | 2022-02-08 | 2022-03-08 | 中国航发四川燃气涡轮研究院 | Flexible fuel manifold integrated with fuel nozzle |
-
2015
- 2015-12-30 CN CN201521127957.9U patent/CN205225359U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464738A (en) * | 2015-12-30 | 2016-04-06 | 广西玉柴机器股份有限公司 | Oil inlet pipe assembly of engine in-cylinder brake |
| CN109944658A (en) * | 2019-05-07 | 2019-06-28 | 一汽解放汽车有限公司 | A kind of engine braking oil path structure suitable for free-standing rocker arm axis mechanism |
| CN114151827A (en) * | 2022-02-08 | 2022-03-08 | 中国航发四川燃气涡轮研究院 | Flexible fuel manifold integrated with fuel nozzle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20211230 |