CN221002949U - Double-cavity throttle valve body with balance, automatic air supplementing device and three-in-one sensor - Google Patents
Double-cavity throttle valve body with balance, automatic air supplementing device and three-in-one sensor Download PDFInfo
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- CN221002949U CN221002949U CN202323070041.1U CN202323070041U CN221002949U CN 221002949 U CN221002949 U CN 221002949U CN 202323070041 U CN202323070041 U CN 202323070041U CN 221002949 U CN221002949 U CN 221002949U
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- 230000001502 supplementing effect Effects 0.000 title claims abstract description 32
- 230000000903 blocking effect Effects 0.000 claims description 4
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- 230000009977 dual effect Effects 0.000 claims 4
- 230000009286 beneficial effect Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The utility model relates to a double-cavity throttle body with a balance, automatic air supplementing device and a three-in-one sensor, which comprises a valve body and two main air inlet channels arranged in the valve body, wherein a throttle plate is arranged in each main air inlet channel, two balance devices are arranged above the valve body, each balance device comprises a balance main channel, a balance air outlet channel and a balance air inlet channel, two ends of each balance air inlet channel are respectively communicated with the balance main channel and the main air inlet channel positioned in front of the throttle plate, two ends of each balance air outlet channel are respectively communicated with the balance main channel and the main air inlet channel positioned behind the throttle plate, and an adjusting screw assembly is arranged in each balance main channel so as to be beneficial to adjusting the air supplementing quantity. The balance device is beneficial to adjusting the consistent gas quantity in the two main air inlet channels of the valve body, achieving a gas balance state, being beneficial to stable operation, and simultaneously supplementing the gas to the rear part of the main air inlet channel of the valve body through the bypass channel gas supplementing structure, thereby being beneficial to idle speed stability and low-temperature starting.
Description
Technical Field
The utility model relates to a double-cavity throttle body with a balance, automatic air supplementing device and a three-in-one sensor.
Background
The throttle valve is a controllable valve for controlling air to enter the engine, and the air is mixed with gasoline to become combustible mixed gas after entering the air inlet pipe, so that the combustible mixed gas is combusted to form work, one end of the throttle valve is connected with the air filter, and the other end of the throttle valve is connected with the engine cylinder body, so that the throttle valve is the throat of the engine. The throttle valve body with the double-cavity channel is internally provided with throttle valve pieces, the two throttle valve pieces are connected with the same throttle valve shaft, but due to processing and manufacturing errors, when the throttle valve shaft drives the two throttle valve pieces to synchronously open and close, the opening and closing degrees of the two throttle valve pieces are possibly inconsistent, so that the air inlet flow in the two channels is different, and the engine work is influenced; meanwhile, when the engine is in an idle state, the throttle valve is not fully opened, and only has a small opening degree, so that the air quantity required in the engine cannot be met, and abnormal operation occurs.
Disclosure of utility model
The utility model improves the problems, namely the technical problem to be solved by the utility model is to provide the double-cavity throttle body with the balance, automatic air supplementing device and the three-in-one sensor, which has ingenious structure and convenient use, is beneficial to the consistent gas quantity in the two main air inlet channels of the valve body, and simultaneously supplements the air at the rear part of the main air inlet channel of the valve body through the bypass channel air supplementing structure, and is beneficial to idle speed stabilization and low-temperature starting.
The utility model is composed by that it includes valve body and two main air inlet channels in the valve body, each main air inlet channel is equipped with throttle valve piece, two balance devices are equipped above the valve body, each balance device includes balance main channel, balance air outlet channel and balance air inlet channel, two ends of balance air inlet channel are respectively connected with balance main channel and main air inlet channel in front of throttle valve piece, two ends of balance air outlet channel are respectively connected with balance main channel and main air inlet channel behind throttle valve piece, and the balance main channel is equipped with adjusting screw component for plugging balance air outlet channel to facilitate adjusting gas supplementing quantity.
Further, the adjusting screw assembly comprises an adjusting screw in threaded fit with the balance main channel, an adjusting spring is sleeved outside the adjusting screw, and two ends of the adjusting spring respectively lean against screw heads of the adjusting screw and are arranged at step surfaces in the balance main channel.
Further, one side of the adjusting screw far away from the screw head is provided with a cone part A.
Further, there is by-pass channel air supplementing structure in valve body lower part, by-pass channel air supplementing structure includes by-pass air inlet channel, two by-pass air outlet channel, by-pass air inlet channel both ends respectively with two by-pass air outlet channel's input, set up in the other inlet port in throttle blade the place ahead be connected, the output of every by-pass air outlet channel is connected with the by-pass venthole that sets up in the throttle blade rear.
Further, the bypass channel air supplementing structure comprises a telescopic motor, a conical part B used for blocking the output end of the bypass air outlet channel is arranged at the telescopic end of the telescopic motor, and a spring is arranged on a telescopic shaft sleeve of the telescopic motor.
Further, a three-in-one sensor is arranged on one side of the valve body and comprises a throttle valve position sensor, an air inlet pressure sensor and an air inlet temperature sensor.
Further, the valve body opposite side is provided with the runner subassembly of acting as go-between, the runner subassembly of acting as go-between includes the throttle axle, with extend to the throttle axle end connection and rotatable acting as go-between in the valve body outside, the valve body rear is provided with the stopper, the stopper middle part is provided with the spacing adjusting screw that runs through the stopper and downwardly extending for form spacing cooperation with the extension board that sets up at the wheel rear of acting as go-between.
Further, the inner side of the wire pulling wheel is provided with a shaft sleeve, a torsion spring is arranged between the shaft sleeve and the valve body, the outer side of the wire pulling wheel is provided with a positioning plate, and the outer side of the positioning plate is provided with a nut for fastening the positioning plate.
Further, a stay wire support is further arranged in front of the stay wire wheel and is mounted on the valve body.
Compared with the prior art, the utility model has the following beneficial effects: the device has reasonable design, simple structure and convenient use, and the air quantity in the main air inlet channel behind the throttle valve sheet is regulated and supplemented by regulating the regulating screw assemblies in the two balancing devices, so that the air quantity in the two main air inlet channels is ensured to be the same, and the balanced state is achieved; if the gas quantity in one main gas inlet channel is slightly smaller than that in the other main gas inlet channel, the rear part of the main gas inlet channel with slightly lower gas quantity needs to be supplemented with gas, a proper gap is formed between the cone part A and the balance gas outlet channel by outwards screwing the adjusting screw, and the gas sequentially enters the main gas inlet channel of the valve body positioned at the rear of the throttle plate through the balance gas inlet channel, the gap between the cone part A and the balance gas outlet channel, so that the gas quantity of the main gas inlet channel is improved, the gas supplementing effect is carried out, the gas flows of the two main gas inlet channels are ensured to be the same, and the balance state is realized; simultaneously, the cone part A is driven to open by the telescopic motor, and gas enters the main air inlet channel behind the throttle valve piece through the side air inlet hole, the side air inlet channel and the side air outlet channel, so that the air is supplemented, and the idling stability and the low-temperature starting are ensured.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
FIG. 3 is a schematic diagram of a third embodiment of the present utility model;
FIG. 4 is a schematic diagram of a fourth embodiment of the present utility model;
FIG. 5 is a longitudinal cross-sectional view of an embodiment of the present utility model;
FIG. 6 is a transverse cross-sectional view of an embodiment of the present utility model;
FIG. 7 is an exploded view of an embodiment of the present utility model;
FIG. 8 is a schematic diagram of a portion of a bypass air supply structure according to an embodiment of the present utility model;
FIG. 9 is a schematic view of an adjusting screw assembly according to an embodiment of the present utility model;
fig. 10 is a schematic structural diagram of a wire pulling wheel assembly according to an embodiment of the present utility model.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
Examples: as shown in fig. 1-10, a dual-cavity throttle body with a balance, an automatic air supplementing device and a three-in-one sensor is provided, the dual-cavity throttle body comprises a valve body 1 and two main air inlet channels 11 arranged in the valve body, a throttle plate 12 is arranged in each main air inlet channel, the two throttle plates are connected to the same throttle shaft, two balance devices 2 are arranged above the valve body, each balance device corresponds to one main air inlet channel, each balance device comprises a balance main channel 21, a balance air outlet channel 22 and a balance air inlet channel 23, two ends of each balance air inlet channel are respectively communicated with the balance main channel and the main air inlet channel positioned in front of the throttle plate, two ends of each balance air outlet channel are respectively communicated with the balance main channel and the main air inlet channel positioned behind the throttle plate, and an adjusting screw assembly 24 for blocking the balance air outlet channel is arranged in the balance main channel so as to be beneficial to adjusting air supplementing quantity.
In order to ensure that the air flow in the two main air inlet channels is the same and achieve a balance state, the problem that the air inflow is different due to different opening degrees caused by processing errors of the two throttle plates needs to be solved, and the air quantity in the main air inlet channels behind the throttle plates can be adjusted by adjusting the adjusting screw assemblies in the two balance devices, so that the air quantity in the two main air inlet channels is the same and the balance state is achieved; if the gas quantity in one main gas inlet channel is slightly smaller than that in the other main gas inlet channel, the main gas inlet channel with slightly lower gas quantity needs to be supplemented with gas, and by screwing the adjusting screw outwards, a proper gap is formed between the cone part A and the balance gas outlet channel, and the gas sequentially enters the main gas inlet channel of the valve body positioned behind the throttle plate through the gas inlet hole 231 of the balance gas inlet channel, the gap between the cone part A and the balance gas outlet channel and the gas outlet hole 221 of the balance gas outlet channel, so that the gas quantity of the main gas inlet channel is improved, and the gas supplementing effect is performed, so that the gas flow of the two main gas inlet channels is ensured to be in the same state.
The main air inlet channel is divided into a front part and a rear part by the throttle valve piece, and the air supplementing adjustment of the balancing device is that air enters the rear part from the front part through the balancing air inlet channel and the balancing air outlet channel, and does not pass through the main air inlet channel of the throttle valve piece.
The adjusting screw assembly comprises an adjusting screw 241 in threaded fit with the balancing main channel, an adjusting spring 242 is sleeved outside the adjusting screw, and two ends of the adjusting spring respectively lean against a screw head 243 of the adjusting screw and a step surface 244 arranged in the balancing main channel; the balance main channel is internally provided with a step channel, the step channel is provided with a plurality of round channels, and the diameters of the round channels in the inward direction outside the valve body are sequentially reduced.
The valve body is provided with an adjusting hole matched with the adjusting screw.
The side of the adjusting screw far away from the screw head is provided with a cone part A245; the conical design of the conical part A is beneficial to forming different gaps with the balance air outlet channel, the width of the conical part A is sequentially increased along the length direction of the conical part A, when the conical part A is close to the input end of the side air outlet channel, the smaller the gap formed between the conical part A and the side air outlet channel is, until the gap is completely blocked, and when the conical part A is far away from the input end of the side air outlet channel, the larger the gap formed between the conical part A and the side air outlet channel is, so that the gas quantity input is facilitated.
When the balance device works, the proper gap is formed between the cone A and the balance air outlet channel only by outwards screwing the adjusting screw, and air can enter the main air inlet channel of the valve body positioned behind the throttle plate through the main air inlet channel, the gap between the cone A and the balance air outlet channel and the main air outlet channel for supplementing air, so that the air flow in the two main air inlet channels of the valve body is adjusted to be the same.
In the embodiment of the utility model, the lower part of the valve body is provided with the bypass channel air supplementing structure 3, the bypass channel air supplementing structure comprises a bypass air inlet channel 31 and two bypass air outlet channels 32, two ends of the bypass air inlet channel are respectively connected with the input ends of the two bypass air outlet channels and a bypass air inlet hole 33 arranged in front of the throttle blade, and the output end of each bypass air outlet channel is connected with a bypass air outlet hole 34 arranged behind the throttle blade.
The bypass channel air supplementing structure comprises a telescopic motor 35, wherein a conical part B36 for blocking the input end of the bypass air outlet channel is arranged at the telescopic end of the telescopic motor, and a spring 37 is sleeved on a telescopic shaft of the telescopic motor; the conical design of the cone part B is beneficial to forming different gaps with the side air outlet channel, the width of the cone part B is sequentially increased along the length direction of the cone part B, when the cone part B is close to the input end of the side air outlet channel, the smaller the gap formed between the cone part B and the side air outlet channel is, until the cone part B is completely plugged, and when the cone part B is far away from the input end of the side air outlet channel, the larger the gap formed between the cone part B and the side air outlet channel is, so that the cone part B is beneficial to inputting more gas.
The telescopic motor can be a stepping motor, and a telescopic shaft of the stepping motor can be telescopic, which is the prior art and is not described herein.
When the bypass channel air supplementing structure works, in an idle state, the air quantity behind the throttle valve sheet in the valve body possibly has insufficient conditions, the cone A is driven to be opened by the telescopic motor, and air enters the main air inlet channel behind the throttle valve sheet through the bypass air inlet hole, the bypass air inlet channel and the bypass air outlet channel, so that air is supplemented, and idle speed stability and low-temperature starting are ensured.
In the embodiment of the utility model, one side of the valve body is provided with a three-in-one sensor 4, and the three-in-one sensor comprises a throttle valve position sensor, an air inlet pressure sensor and an air inlet temperature sensor; the throttle position sensor is used for detecting the position of the throttle blade, the intake pressure sensor is used for detecting the pressure in the main air inlet channel, and the intake temperature sensor is used for detecting the temperature in the main air inlet channel.
In the embodiment of the utility model, a stay wire rotating wheel assembly 5 is arranged on the other side of the valve body, the stay wire rotating wheel assembly comprises a throttle shaft 51 and a rotatable stay wire wheel 52 connected with the end part of the throttle shaft extending to the outer side of the valve body, a limiting block 53 is arranged at the rear of the valve body, and a limiting adjusting screw 54 penetrating through the limiting block and extending downwards is arranged in the middle of the limiting block and is used for being in angle limiting fit with an extending plate arranged at the rear of the stay wire wheel.
The inner side of the wire pulling wheel is provided with a shaft sleeve 55, a torsion spring 56 is arranged between the shaft sleeve and the valve body, the outer side of the wire pulling wheel is provided with a positioning plate 57, and the outer side of the positioning plate is provided with a nut 58 for fastening the positioning plate; the two ends of the torsion spring are respectively connected with the hook plate 7 and the extension plate 59 which are arranged on the valve body.
The front of the wire pulling wheel is also provided with a wire pulling bracket 6 which is arranged on the valve body.
The stay wire wheel of the stay wire rotating wheel assembly is driven to rotate by the driving device to drive the throttle shaft to rotate, so that the throttle plate is controlled to open and close, the limiting adjusting screw on the limiting block can limit the rotating angle of the throttle plate, and the limiting rotating angle can be changed by adjusting the position of the limiting adjusting screw up and down.
Any of the above-described embodiments of the present utility model disclosed herein, unless otherwise stated, if they disclose a numerical range, then the disclosed numerical range is the preferred numerical range, as will be appreciated by those of skill in the art: the preferred numerical ranges are merely those of the many possible numerical values where technical effects are more pronounced or representative. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the utility model, and the numerical values listed above should not limit the protection scope of the utility model.
If the terms "first," "second," etc. are used herein to define a part, those skilled in the art will recognize that: the use of "first" and "second" is used merely to facilitate distinguishing between components and not otherwise stated, and does not have a special meaning.
Meanwhile, if the above utility model discloses or relates to parts or structural members fixedly connected with each other, the fixed connection may be understood as follows unless otherwise stated: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical scheme of the present utility model and are not limiting; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.
Claims (9)
1. The utility model provides a two-chamber throttle valve body with balanced, automatic air supplementing device and trinity sensor, includes the valve body and sets up two main air inlet channel in the valve body, is provided with the air throttle piece in every main air inlet channel, a serial communication port, valve body top is provided with two balancing unit, and every balancing unit includes balanced main channel, balanced air outlet channel and balanced air inlet channel, balanced air inlet channel both ends respectively with balanced main channel, be located the preceding main air inlet channel intercommunication of air throttle piece, balanced air outlet channel both ends respectively with balanced main channel, be located the main air inlet channel intercommunication behind the air throttle piece, be equipped with the adjusting screw subassembly that is used for shutoff balanced air outlet channel in the balanced main channel to do benefit to the regulation gas supplementing amount.
2. The dual chamber throttle body with balance, automatic air make-up device and three-in-one sensor of claim 1, wherein the adjusting screw assembly comprises an adjusting screw in threaded fit with the balance main channel, an adjusting spring is sleeved outside the adjusting screw, and two ends of the adjusting spring respectively lean against a screw head of the adjusting screw and a step surface arranged in the balance main channel.
3. The dual chamber throttle body with balanced, automatic air make-up device and three-in-one sensor of claim 2, wherein the side of the adjusting screw remote from the screw head is provided with a taper a.
4. The dual-cavity throttle body with the balance, automatic air supplementing device and three-in-one sensor according to claim 1, wherein a bypass air supplementing structure is arranged at the lower part of the valve body, the bypass air supplementing structure comprises a bypass air inlet channel and two bypass air outlet channels, two ends of the bypass air inlet channel are respectively connected with input ends of the two bypass air outlet channels and a bypass air inlet hole arranged in front of the throttle plate, and an output end of each bypass air outlet channel is connected with a bypass air outlet hole arranged behind the throttle plate.
5. The dual-chamber throttle body with a balance, automatic air supplementing device and a three-in-one sensor according to claim 4, wherein the bypass air supplementing structure comprises a telescopic motor, a conical part B for blocking the output end of the bypass air outlet passage is arranged at the telescopic end of the telescopic motor, and a spring is arranged on a telescopic shaft sleeve of the telescopic motor.
6. The dual chamber throttle body with balanced, automatic air make-up device and three-in-one sensor of claim 1, wherein one side of the valve body is provided with three-in-one sensor, the three-in-one sensor comprising a throttle position sensor, an intake pressure sensor, an intake temperature sensor.
7. The dual-cavity throttle body with a balance, an automatic air supplementing device and a three-in-one sensor according to claim 1, wherein a stay wire rotating wheel assembly is arranged on the other side of the valve body, the stay wire rotating wheel assembly comprises a throttle shaft and a stay wire wheel which is connected with the end part of the throttle shaft extending to the outer side of the valve body and is rotatable, a limiting block is arranged at the rear of the valve body, and a limiting adjusting screw penetrating through the limiting block and extending downwards is arranged in the middle of the limiting block and is used for forming limiting fit with an extending plate arranged at the rear of the stay wire wheel.
8. The dual-chamber throttle body with a balance, automatic air supplementing device and a three-in-one sensor according to claim 7, wherein a shaft sleeve is arranged on the inner side of the wire pulling wheel, a torsion spring is arranged between the shaft sleeve and the valve body, a positioning plate is arranged on the outer side of the wire pulling wheel, and a nut for fastening the positioning plate is arranged on the outer side of the positioning plate.
9. The dual chamber throttle body with balance, automatic air make-up device and three-in-one sensor of claim 7, wherein a pull wire bracket is further provided in front of the pull wire wheel and mounted on the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323070041.1U CN221002949U (en) | 2023-11-14 | 2023-11-14 | Double-cavity throttle valve body with balance, automatic air supplementing device and three-in-one sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323070041.1U CN221002949U (en) | 2023-11-14 | 2023-11-14 | Double-cavity throttle valve body with balance, automatic air supplementing device and three-in-one sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221002949U true CN221002949U (en) | 2024-05-24 |
Family
ID=91116998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323070041.1U Active CN221002949U (en) | 2023-11-14 | 2023-11-14 | Double-cavity throttle valve body with balance, automatic air supplementing device and three-in-one sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221002949U (en) |
-
2023
- 2023-11-14 CN CN202323070041.1U patent/CN221002949U/en active Active
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