CN216768153U - Automatically controlled clutch booster - Google Patents
Automatically controlled clutch booster Download PDFInfo
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- CN216768153U CN216768153U CN202123270887.0U CN202123270887U CN216768153U CN 216768153 U CN216768153 U CN 216768153U CN 202123270887 U CN202123270887 U CN 202123270887U CN 216768153 U CN216768153 U CN 216768153U
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Abstract
The utility model relates to the technical field of automobiles, in particular to an electronic control clutch booster which comprises a booster body, wherein the booster body comprises a cylinder body at the front end and a mounting shell at the rear end; the cylinder body and the mounting shell are integrally formed; the whole installation shell is designed into a box body structure, and the far end of the installation shell is arranged in an open manner; a shell cover is also fixedly arranged at the open end of the mounting shell, an electric control air inlet valve and an electric control air outlet valve are respectively arranged at the inner side of the shell cover, an air inlet hole and an air outlet hole are arranged at the bottom surface in the mounting shell and are respectively used for the working ends of the electric control air inlet valve and the electric control air outlet valve to extend into; the mounting shell is also provided with an air inlet channel, the inner end of the air inlet channel is communicated with the air inlet end of the electric control air inlet valve, the mounting shell is also provided with an air outlet channel, and the inner end of the air outlet channel is communicated with the air outlet end of the electric control air outlet valve. The utility model has the characteristics of simpler and more reasonable structure design, better guarantee of working strength and more convenient processing and manufacturing.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to an electronic control clutch booster.
Background
In order to reduce the labor intensity of a driver for operating the clutch and ensure the driving safety, the clutch booster is generally used on small and medium-sized automobiles at present. Automobile clutch booster is the key part of ensureing the car security, and when stepping on clutch pedal, the hydraulic oil that extrudes from clutch master cylinder passes through the hydro-cylinder that oil pipe got into the booster, uses the compressed air source of vehicle to provide the helping hand for the clutch, but the clutch control mode among the prior art is single, can not realize quick accurate separation and combination to there is certain potential safety hazard.
Chinese patent (CN 207795904U) discloses an air assisted clutch booster; chinese patent application (CN 108119576A) discloses an air-assisted clutch booster and a working method thereof; however, the clutch booster in the structure of the prior patent has the following disadvantages: the structure for installing and setting the electromagnetic valves at the upper end of the part 1 is made of plastic materials, the structural strength is poor, the structure is easy to damage, the part and the lower end part of the whole structure are mutually independently arranged and are connected through a connecting structure, the processing and the manufacturing are inconvenient, and secondly, the part of the structure with one side open is also inconvenient for installing and arranging each electromagnetic valve; 2, the design of an air passage inside is not reasonable enough, so that the reaction is not quick enough; 3 when the piston rod moves, the design of the radial supporting structure of the front end of the cylinder body for the piston rod is unreasonable (the radial movement is 1 to 2 millimeters), so that the piston rod is easily damaged by radial shearing force.
Therefore, how to provide the electronic control clutch booster which has simpler and more reasonable structural design, can better ensure the working strength and is more convenient to process and manufacture becomes a technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of the above defects in the prior art, the present invention provides an electrically controlled clutch booster which has a simpler and more reasonable structural design, can better ensure working strength, and is more convenient to manufacture.
In order to achieve the aim, the utility model provides an electronic control clutch booster which comprises a booster body, wherein the booster body comprises a cylinder body at the front end and a mounting shell at the rear end; the cylinder body and the mounting shell are integrally formed; the whole mounting shell is designed in a box body structure, and the far end of the mounting shell is arranged in an open manner; a shell cover is also fixedly arranged at the open end of the mounting shell, an electric control air inlet valve and an electric control air outlet valve are respectively arranged at the inner side of the shell cover, an air inlet hole and an air outlet hole are arranged at the bottom surface in the mounting shell and are respectively used for the working ends of the electric control air inlet valve and the electric control air outlet valve to extend into; the mounting shell is also provided with an air inlet channel, the inner end of the air inlet channel is communicated with the air inlet end of the electric control air inlet valve, the mounting shell is also provided with an air outlet channel, and the inner end of the air outlet channel is communicated with the air outlet end of the electric control air outlet valve.
Therefore, the electronic control clutch booster with the structure is obtained by integrally forming the cylinder body and the mounting shell at the rear end of the cylinder body, and can be processed and manufactured more conveniently. Compared with the prior structure in which the cylinder body and the mounting shell are respectively processed and then connected and mounted together, the structure saves the steps of subsequent assembly and saves connecting components and sealing components. Simultaneously, cylinder body and installation casing integrated into one piece obtain for its wholeness is better, and intensity between the two is better, and installation casing part material is the same with cylinder body part material, makes the intensity of installation casing higher. And, the installation casing is the open design in rear end, for the open structure in one side in the current structure, can facilitate the installation use more for structural design is simple more reasonable.
Further, the shell cover and the mounting shell are fixedly connected together through screws.
Preferably, the mounting shell is made of a metal material.
Thus, the mounting housing is made of a metal material, so that the mounting housing has better structural strength.
As optimization, the whole installation shell is designed into a rectangular structure; a circle of sealing ring is arranged between the end surface of the open end of the mounting shell and the shell cover.
Like this, to install the casing design and be cuboid structural design, can make things convenient for machine-shaping more. The sealing end is designed between the end face of the installation shell and the shell cover, so that the installation shell can be sealed, and external dust and the like are prevented from entering and affecting the work of internal components.
Preferably, the shell cover is further provided with an electric connection joint, and the electric connection joints are respectively and electrically connected with the electric control air inlet valve and the electric control air outlet valve.
Therefore, the shell cover is also provided with an electric connection joint, so that the shell cover can be more conveniently and electrically connected with an electric control air inlet valve and an electric control air outlet valve in the installation shell.
As optimization, the surface of the inner side of the shell cover protrudes inwards to form mounting blocks, mounting holes are respectively arranged on the end surfaces of the two mounting blocks in pairs, and the electric control air inlet valve and the electric control air outlet valve are respectively arranged in the two pairs of mounting holes; and the air inlet hole and the air outlet hole on the bottom surface of the mounting shell are respectively two correspondingly arranged with the electric control air inlet valve and the electric control air outlet valve.
Like this, set up four installation pieces on the cap, be provided with the mounting hole in pairs separately on two installation piece terminal surfaces, the automatically controlled admission valve of installation design and automatically controlled air outlet valve that correspond in the mounting hole can make things convenient for the installation setting of automatically controlled admission valve and automatically controlled air outlet valve more. The electric control air inlet valve and the electric control air outlet valve are more conveniently taken out.
Preferably, a displacement sensor assembly is further arranged on the shell cover, the displacement sensor assembly is provided with a displacement detection rod, and the inner end of the displacement detection rod penetrates through an insertion hole in the bottom surface of the mounting shell inwards and abuts against a connecting hole in the rear end surface of the piston connected to the inside of the cylinder body.
Therefore, the sensor assembly is designed, the position of the piston in the cylinder body can be monitored in real time by the sensor assembly, and the position of the sensor assembly is designed more reasonably, so that the position of the piston obtained by detection is more accurate and reliable.
Preferably, a piston return spring is sleeved outside the displacement detection rod, and two ends of the piston return spring abut against the rear end face of the piston and the rear end face inside the cylinder body respectively.
Like this, through design piston return spring, after the gas discharge in the cylinder body, under piston return spring's effect, can make the piston reset, structural design is simpler.
Preferably, the front end of the cylinder body is open, a flange plate is fixedly arranged at the front end of the cylinder body, and a abdicating hole is formed in the flange plate so that a piston rod arranged at the front end of the piston can extend forwards to the outside of the cylinder body; an annular structural design supporting disc is arranged on the inner side of the flange plate, and the supporting disc is fixedly connected to the inner side of the flange plate through a screw; the flange plate is provided with an inner hole inner peripheral wall which is provided with a circle of annular mounting groove, a circle of annular piston rod supporting ring is mounted in the mounting groove, and the inner circumferential surface of the piston rod supporting ring is in sliding fit with the outer circumferential surface of the piston rod.
Like this, among the above-mentioned structure, can make things convenient for the dismouting of the ring flange of cylinder body front end, supporting disk and piston rod support ring. And the designed support disc and the piston rod support ring can better support the piston rod in a sliding manner, so that the piston rod can be better prevented from being sheared in the axial direction, and the piston rod can be better protected.
Drawings
Fig. 1 is a schematic structural diagram in an embodiment of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a sectional view B-B of fig. 2.
Fig. 5 is a schematic view of the structure of fig. 1 with the cover omitted.
Fig. 6 is a top view of fig. 5.
Fig. 7 is a front view of fig. 5.
Fig. 8 is a cross-sectional view C-C of fig. 7.
Fig. 9 is a cross-sectional view D-D of fig. 7.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, an electrically controlled clutch booster includes a booster body including a cylinder 1 at a front end and a mounting case 2 at a rear end; the cylinder body and the mounting shell are integrally formed; the whole installation shell is designed in a box body structure, and the far end of the installation shell is arranged in an open manner; a shell cover 3 is also fixedly arranged at the open end of the mounting shell, an electric control air inlet valve 4 and an electric control air outlet valve 5 are respectively arranged at the inner side of the shell cover, an air inlet hole 6 and an air outlet hole 7 are arranged at the bottom surface in the mounting shell and are respectively used for the working ends of the electric control air inlet valve and the electric control air outlet valve to extend into; the mounting shell is also provided with an air inlet channel, the inner end of the air inlet channel is communicated with the air inlet end of the electric control air inlet valve, the mounting shell is also provided with an air outlet channel, and the inner end of the air outlet channel is communicated with the air outlet end of the electric control air outlet valve.
Therefore, the electronic control clutch booster with the structure is obtained by integrally forming the cylinder body and the mounting shell at the rear end of the cylinder body, and can be processed and manufactured more conveniently. Compared with the prior structure in which the cylinder body and the mounting shell are respectively processed and then connected and mounted together, the structure saves the steps of subsequent assembly and saves connecting components and sealing components. Simultaneously, cylinder body and installation casing integrated into one piece obtain for its wholeness is better, and intensity between the two is better, and installation casing part material is the same with cylinder body part material, makes the intensity of installation casing higher. And, the installation casing is the open design in rear end, for the open structure in one side in the current structure, can facilitate the installation use more for structural design is simple more reasonable.
Further, the shell cover and the mounting shell are fixedly connected together through screws.
In the present embodiment, the mounting case 2 is made of a metal material.
Thus, the mounting housing is made of a metal material, so that the mounting housing has better structural strength.
In the present embodiment, the mounting housing 2 is designed to have a rectangular structure as a whole; a circle of sealing ring is arranged between the end surface of the open end of the mounting shell and the shell cover.
Like this, will install the casing design and be cuboid structural design, can make things convenient for the machine-shaping more. The sealing end is designed between the end face of the installation shell and the shell cover, so that the installation shell can be sealed, and external dust and the like are prevented from entering and affecting the work of internal components.
In this embodiment, an electrical connector 8 is further disposed on the housing cover, and the electrical connector is electrically connected to the electrically controlled inlet valve and the electrically controlled outlet valve.
Therefore, the shell cover is also provided with an electric connection joint, so that the shell cover can be more conveniently and electrically connected with an electric control air inlet valve and an electric control air outlet valve in the installation shell.
In the embodiment, the inner side surface of the shell cover protrudes and extends inwards to form mounting blocks 9, mounting holes are respectively arranged on the end surfaces of the two mounting blocks in pairs, and the electric control air inlet valve and the electric control air outlet valve are respectively arranged in the mounting holes in pairs; and the air inlet hole and the air outlet hole on the bottom surface of the mounting shell are respectively two correspondingly arranged with the electric control air inlet valve and the electric control air outlet valve.
Like this, set up four installation pieces on the cap, be provided with the mounting hole in pairs separately on two installation piece terminal surfaces, the automatically controlled admission valve of installation design and automatically controlled air outlet valve that correspond in the mounting hole can make things convenient for the installation setting of automatically controlled admission valve and automatically controlled air outlet valve more. The electric control air inlet valve and the electric control air outlet valve are more conveniently taken out.
In this embodiment, a displacement sensor assembly 10 is further installed and disposed on the housing cover, the displacement sensor assembly has a displacement detection rod 11, and the inner end of the displacement detection rod inwardly penetrates through an insertion hole formed in the bottom surface of the mounting housing and abuts against a connection hole formed in the rear end surface of the piston connected to the inside of the cylinder.
Therefore, the sensor assembly is designed, the position of the piston in the cylinder body can be monitored in real time by the sensor assembly, and the position of the sensor assembly is designed more reasonably, so that the position of the piston obtained by detection is more accurate and reliable.
In this embodiment, a piston return spring 12 is sleeved outside the displacement detection rod, and two ends of the piston return spring respectively abut against the rear end face of the piston and the rear end face inside the cylinder body.
Like this, through design piston return spring, after the gas discharge in the cylinder body, under piston return spring's effect, can make the piston reset, structural design is simpler.
In the specific embodiment, the front end of the cylinder body is open, a flange 13 is fixedly arranged at the front end of the cylinder body, and a abdicating hole is formed in the flange so that a piston rod 14 arranged at the front end of the piston can extend forwards to the outside of the cylinder body; an annular structural design supporting disk 15 is arranged on the inner side of the flange plate, and the supporting disk is fixedly connected with the inner side of the flange plate through screws; the inner peripheral wall of an inner hole of the flange plate is provided with a circle of annular mounting groove, a circle of piston rod supporting ring 16 with an annular structure is mounted in the mounting groove, and the inner circumferential surface of the piston rod supporting ring is in sliding fit with the outer circumferential surface of the piston rod.
Like this, among the above-mentioned structure, can make things convenient for the dismouting of the ring flange of cylinder body front end, supporting disk and piston rod support ring. And the designed support disc and the piston rod support ring can better support the piston rod in a sliding manner, so that the piston rod can be better prevented from being sheared in the axial direction, and the piston rod can be better protected.
In specific implementation, as shown in fig. 5 to 9, an air inlet boss 21 and an air outlet boss 22 are provided on the bottom surface inside the mounting housing 2 and protrude outward vertically; the air inlet bosses and the air outlet bosses are respectively pairwise arranged and correspondingly and rectangularly distributed on the bottom surface in the mounting shell; the end surfaces of the air inlet boss and the air outlet boss are respectively and correspondingly provided with an air inlet hole 6 and an air outlet hole 7; an air outlet column 23 is integrally formed between the two air outlet bosses in pair, an air outlet channel 24 which is axially arranged is arranged on the air outlet column, and two ends of the air outlet channel are respectively communicated with the two air outlet holes; and one end of the air outlet channel penetrates through the wall thickness direction of the mounting shell to form an air outlet end.
Like this, among the above-mentioned structure, outwards bulge in the inside bottom surface of installation casing forms the boss of admitting air and gives vent to anger the boss, forms inlet port and venthole on the boss of admitting air respectively with the boss of giving vent to anger for admit air and give vent to anger the wall thickness increase of position, the intensity that corresponds the position can improve, makes inlet port and venthole have the risk of better resistance destruction. And air outlet columns are integrally formed between the two air outlet bosses in pairs, air outlet channels which are axially arranged are arranged on the air outlet columns, two ends of each air outlet channel are respectively communicated with the two air outlet holes, and one end of each air outlet channel penetrates through the wall thickness of the mounting shell so as to discharge air to the outside from one side of the mounting shell. Compared with the existing structure, the exhaust is carried out at the front end of the cylinder body, so that the exhaust path is shorter, and the whole exhaust channel is more convenient to process and manufacture; and can also be better avoid outside steam and dust to enter into the cylinder body inside along air outlet channel to make the cylinder body be in better operational environment, improve the life of whole structure.
Specifically, an exhaust valve 25 is disposed on the outer peripheral wall of the mounting housing and corresponding to the exhaust end of the exhaust channel.
Therefore, the exhaust end, corresponding to the air outlet channel, on the peripheral wall of the mounting shell is provided with the exhaust valve, so that the air can be conveniently exhausted, and meanwhile, the external sundries can be better prevented from entering.
Specifically, an air inlet column 26 is integrally formed between two air inlet bosses in pair, the air inlet channel comprises a horizontal air inlet channel 27 arranged on the air inlet column, and two ends of the horizontal air inlet channel are respectively communicated with the two air inlet holes; the middle parts of the inner side wall and the outer side wall, opposite to the air inlet column, of the mounting shell are respectively arched inwards and outwards to form an arc-shaped inner convex part and an arc-shaped outer convex part, the inner convex part and the outer convex part are integrally formed into a vertical air inlet column 28, the air inlet channel comprises a vertical air inlet channel 29 arranged on the vertical air inlet column, and the inner end of the vertical air inlet channel is communicated with a horizontal air inlet channel.
Like this, through integrated into one piece have the air inlet post between two boss that admit air in pairs, set up horizontal inlet channel on the air inlet post and make its both ends communicate with the inlet port separately, the redesign has vertical inlet channel and horizontal inlet channel intercommunication, and whole air inlet structure route is shorter, and makes and admit air more evenly. The piston in the cylinder body can make a response more quickly, and the response is more agile and quicker.
Specifically, the air inlet column is located outside the two air inlet bosses and is close to the inner wall of the mounting shell.
Thus, the position of the air inlet column is more reasonable.
Specifically, an air inlet joint 30 is connected and arranged at the outer end of the vertical air inlet channel.
Like this, connect and be provided with air inlet joint, it is continuous with outside air supply line to be more convenient.
Specifically, the whole section of the air outlet is designed into an arc-shaped structure.
Like this, the whole arc structural design that is of venthole section can form and dodge the structure, makes things convenient for the overall arrangement more.
Specifically, still be provided with exhaust hole 31 on one side of the inside bottom surface of installation casing, correspond on the installation casing internal perisporium exhaust hole position integrated into one piece is provided with exhaust post 32, be equipped with on the exhaust post exhaust through-hole with exhaust hole intercommunication.
Therefore, the exhaust hole is communicated with the inner cavity of the cylinder body, so that the gas in the cylinder body can be exhausted through the exhaust hole, and the piston is reset.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the above teachings. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. An electronic control clutch booster comprises a booster body, wherein the booster body comprises a cylinder body at the front end and a mounting shell at the rear end; the cylinder body and the mounting shell are integrally formed; the whole installation shell is designed in a box body structure, and the far end of the installation shell is arranged in an open manner; a shell cover is also fixedly arranged at the open end of the mounting shell, an electric control air inlet valve and an electric control air outlet valve are respectively arranged at the inner side of the shell cover, an air inlet hole and an air outlet hole are arranged at the bottom surface in the mounting shell and are respectively used for the working ends of the electric control air inlet valve and the electric control air outlet valve to extend into; the mounting shell is also provided with an air inlet channel, the inner end of the air inlet channel is communicated with the air inlet end of the electric control air inlet valve, the mounting shell is also provided with an air outlet channel, and the inner end of the air outlet channel is communicated with the air outlet end of the electric control air outlet valve.
2. An electrically controlled clutch booster as set forth in claim 1 wherein: the mounting shell is made of metal material.
3. An electrically controlled clutch booster as set forth in claim 1 wherein: the whole installation shell is designed in a rectangular structure; a circle of sealing ring is arranged between the end surface of the open end of the mounting shell and the shell cover.
4. An electrically controlled clutch booster as set forth in claim 1 wherein: and the shell cover is also provided with an electric connection joint which is respectively and electrically connected with the electric control air inlet valve and the electric control air outlet valve.
5. An electrically controlled clutch booster as set forth in claim 1 wherein: two sides of the inner side surface of the shell cover respectively protrude inwards to form mounting blocks, mounting holes are respectively arranged on the end surfaces of the two mounting blocks in pairs, and the electrically-controlled air inlet valve and the electrically-controlled air outlet valve are respectively arranged in the paired mounting holes; and the air inlet hole and the air outlet hole on the bottom surface of the mounting shell are respectively two correspondingly arranged with the electric control air inlet valve and the electric control air outlet valve.
6. An electrically controlled clutch booster as set forth in claim 1 wherein: the shell cover is further provided with a displacement sensor assembly, the displacement sensor assembly is provided with a displacement detection rod, and the inner end of the displacement detection rod inwards penetrates through a stretching hole in the bottom surface of the installation shell body and is connected in a connecting hole in the rear end face of the piston inside the cylinder body in an abutting mode.
7. An electrically controlled clutch booster as set forth in claim 6 wherein: a piston return spring is sleeved outside the displacement detection rod, and two ends of the piston return spring are respectively abutted against the rear end face of the piston and the cylinder
On the rear end surface of the interior of the body.
8. An electrically controlled clutch booster as set forth in claim 1 wherein: the front end of the cylinder body is open, a flange plate is fixedly arranged at the front end of the cylinder body, and a abdicating hole is formed in the flange plate so that a piston rod arranged at the front end of the piston can extend forwards to the outside of the cylinder body; an annular structural design supporting disc is arranged on the inner side of the flange plate, and the supporting disc is fixedly connected to the inner side of the flange plate through a screw; the flange plate is provided with an inner hole, the inner peripheral wall of the inner hole is provided with a circle of annular mounting groove, a circle of piston rod supporting ring with an annular structure is mounted in the mounting groove, and the inner circumferential surface of the piston rod supporting ring is in sliding fit with the outer circumferential surface of the piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123270887.0U CN216768153U (en) | 2021-12-23 | 2021-12-23 | Automatically controlled clutch booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123270887.0U CN216768153U (en) | 2021-12-23 | 2021-12-23 | Automatically controlled clutch booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216768153U true CN216768153U (en) | 2022-06-17 |
Family
ID=81969398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123270887.0U Active CN216768153U (en) | 2021-12-23 | 2021-12-23 | Automatically controlled clutch booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216768153U (en) |
-
2021
- 2021-12-23 CN CN202123270887.0U patent/CN216768153U/en active Active
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