CN116691610B - Heavy truck brake - Google Patents
Heavy truck brake Download PDFInfo
- Publication number
- CN116691610B CN116691610B CN202310988375.2A CN202310988375A CN116691610B CN 116691610 B CN116691610 B CN 116691610B CN 202310988375 A CN202310988375 A CN 202310988375A CN 116691610 B CN116691610 B CN 116691610B
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- Prior art keywords
- brake
- brake caliper
- shell
- humidity
- brake disc
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- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 238000012544 monitoring process Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000001802 infusion Methods 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 20
- 238000007791 dehumidification Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 9
- 239000010720 hydraulic oil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T5/00—Vehicle modifications to facilitate cooling of brakes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention relates to the technical field of automobile braking and discloses a heavy truck brake, which comprises a brake disc, wherein a brake caliper mechanism is arranged on the side of the brake disc, a brake caliper bracket is detachably arranged on the inner side wall of the brake caliper mechanism, the brake caliper mechanism is fixedly arranged on a steering knuckle or an axle of the truck through the brake caliper bracket, fixing plates are uniformly formed at the top end and the bottom end of the brake caliper bracket, and the top end of the brake caliper bracket is fixedly arranged with a dehumidifying mechanism positioned at the top of the brake disc through the fixing plates; the invention is beneficial to intelligently monitoring and identifying the pressure generated when the inner friction plate extrudes the surface of the brake disc and the humidity of the surface of the brake disc by arranging the pressure monitoring module, the humidity monitoring module, the control module and the dehumidifying mechanism, outputting corresponding judging signals to the control module, receiving corresponding judging signals by the control module, forming corresponding control on the dehumidifying mechanism, and automatically removing the water vapor on the surface of the brake disc so as to maintain the high-efficiency braking capability of the brake.
Description
Technical Field
The invention relates to the technical field of automobile braking, in particular to a heavy truck brake.
Background
The braking systems of existing trucks are generally hydraulically controlled, comprising a brake pedal, a vacuum booster, a master cylinder storing brake fluid, a slave cylinder distributed at each wheel and its disc brake; wherein the disc brake is light in weight, simple in construction and smooth in braking process, and is widely used in the brake system of the middle truck.
Existing chinese patent (CN 111365383B) discloses a truck brake comprising a first clamping assembly and a second clamping assembly; the first clamping assembly comprises a fixed seat fixed on the truck suspension, a piston group which is arranged in the fixed seat in a sliding manner and one end of which extends outwards, and a first brake pad fixed at the outer end of the piston group; the outer part of the fixed seat is provided with an oil port, and the inner part of the fixed seat is provided with a first sliding cavity matched with the piston group and a first oil conveying channel communicated with the oil port and the first sliding cavity; the second clamping assembly comprises a connecting frame connected with the fixed seat and a second brake pad fixed on the inner side of the connecting frame; the second brake pad is opposite to the first brake pad, and an interlayer space exists, so that the speed reduction and braking process can be performed relatively stably, the action of foot pressing is not required to be strictly and uniformly controlled, the experience of driving and travelling is improved, and the braking safety is improved.
However, certain disadvantages still exist in the use process: the friction plate directly acts on the disc, no automatic friction boosting effect exists, and especially when the friction plate meets rainy weather or road surfaces with wet paths, the friction resistance between the brake disc and the friction plate is reduced, the braking efficiency is lower, the braking distance of a truck is further prolonged, and the potential safety hazard of driving is improved; when an emergency is met, a heavy truck fully loaded with goods needs to be rapidly stopped in a short time, and a brake pedal needs to be re-stepped to be replaced by a friction plate to tightly press a brake disc, so that the temperature of the brake disc is rapidly increased in a short time, and the truck needs to be stopped briefly to be cooled;
therefore, how to automatically remove the water vapor on the surface of the brake disc in a wet driving environment so as to maintain the high-efficiency braking capability of the brake, and automatically reduce the surface temperature of the brake disc so as to maintain the continuous running capability of the truck when the brake brakes continuously and at high strength is a problem to be solved.
Thus, a new heavy truck brake is needed.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a heavy truck brake, which solves the problems of how to automatically remove water vapor on the surface of a brake disc in a wet driving environment to maintain the high-efficiency braking capability of the brake and automatically reduce the surface temperature of the brake disc to maintain the continuous running capability of the truck when the brake brakes continuously and in high strength.
The invention provides the following technical scheme: the brake of the heavy truck comprises a brake disc, wherein a brake caliper mechanism is arranged on the side of the brake disc, a brake caliper bracket is detachably arranged on the inner side wall of the brake caliper mechanism, the brake caliper mechanism is fixedly arranged on a steering knuckle or an axle of the truck through the brake caliper bracket, fixing plates are uniformly formed at the top end and the bottom end of the brake caliper bracket, the top end of the brake caliper bracket is fixedly arranged with a dehumidifying mechanism positioned at the top of the brake disc through the fixing plates, and the bottom end of the brake caliper bracket is fixedly arranged with a cooling mechanism positioned at the bottom of the brake disc through the fixing plates;
the brake caliper mechanism comprises a brake caliper shell, a hydraulic component, an inner friction plate, a sleeve, a sliding pin, a dust-proof sleeve and an outer friction plate, wherein the brake caliper bracket is fixedly arranged on the inner side wall of the brake caliper shell through the threaded end of the sliding pin penetrating through the surface body of the brake caliper shell, and the hydraulic component is further arranged in the middle of the side wall of the brake caliper shell;
the hydraulic assembly comprises a hydraulic shell, a piston, a threaded connector and an oil delivery pipe, wherein the hydraulic shell and the brake caliper shell are integrally molded and cast, the piston is movably sleeved in an inner cavity of the hydraulic shell, the threaded connector is sleeved at the outer end of the hydraulic shell in a threaded manner, and the input end of the threaded connector is communicated with the hydraulic cylinder through the oil delivery pipe;
the inner end of the piston is fixedly connected with an inner friction plate positioned at the inner side of the brake caliper bracket, an outer friction plate which is right opposite to the inner friction plate is arranged on the inner side wall of the brake caliper shell far away from the hydraulic component, and the brake disc is right centered in the area between the inner friction plate and the outer friction plate;
the dehumidification mechanism comprises a first shell, a moving block, a brush bar, a pushing block and a first electric push rod;
the inside of the inner friction plate is provided with a pressure monitoring module, and the inside of the brake caliper shell is also provided with a humidity monitoring module, a temperature monitoring module and a control module; the pressure monitoring module comprises a pressure detecting unit and a pressure ratio comparing unit, the humidity monitoring module comprises a humidity detecting unit and a humidity comparing unit, and the temperature monitoring module comprises a temperature detecting unit and a temperature comparing unit;
detecting the pressure generated when the inner friction plate presses the surface of the brake disc through the pressure detection unit to form pressure information, receiving the pressure information through the pressure ratio comparison unit and comparing the pressure information with a set threshold pressure, outputting an A1 judgment signal if the pressure exceeds the threshold pressure, and outputting an A2 judgment signal if the pressure does not exceed the threshold pressure;
detecting the humidity of the surface of the brake disc through a humidity detection unit to form humidity information, receiving the humidity information through a humidity comparison unit and comparing the humidity information with a set threshold humidity, outputting a B1 judgment signal if the humidity exceeds the threshold humidity, and outputting a B2 judgment signal if the humidity does not exceed the threshold humidity;
if and only if the control module receives the A1 judging signal and the B1 judging signal simultaneously, the control module outputs a first control instruction to the dehumidifying mechanism at the moment to control the dehumidifying mechanism, the movable end of the first electric push rod in the dehumidifying mechanism and arranged at the top of the first shell is controlled to shrink upwards, the movable end of the first electric push rod drives the pushing block connected with the movable end to move upwards along with the upward movement of the pushing block, and the two moving blocks which are positioned at two sides of the pushing block and are respectively movably clamped with the pushing block move inwards in opposite directions together until brush strips connected with the bottoms of the two moving blocks are attached to the side wall of the brake disc, so that water vapor on the surface of the brake disc which moves relatively is scraped, and the friction force required by braking between the brake disc and the inner friction disc is maintained.
Further, the two ends of the outer side wall of the brake caliper housing are uniformly provided with the sleeves, the sleeves and the sliding pins are movably sleeved, the outer ends of the sliding pins and the outer ends of the dustproof sleeves are fixedly connected, the inner ends of the dustproof sleeves and the sleeves are fixedly connected, and then the sleeves are movably sleeved on the dustproof sleeves on the surfaces of the sliding pins in a pressing mode when moving along the surfaces of the sliding pins.
Further, the first electric putter is installed at the top of first casing, the expansion end of first electric putter bottom runs through the roof of first casing and carries out fixed connection with the impeller that is located first casing inner chamber, the both sides of first casing inner chamber still are equipped with the movable block that carries out movable joint with the impeller, two the both sides of movable block bottom equally carry out movable joint with the inner wall of first casing between, two the equal fixedly connected with brush strip in bottom of movable block.
Further, an opening for the brush bar to move is formed in the bottom of the first shell, and the connection relation between the moving block and the pushing block and between the moving block and the first shell is specifically a connection relation between the clamping block and the clamping groove, wherein the connection relation is clamped with each other and can move relatively.
Further, the cooling mechanism comprises a second shell, the infusion canal is seted up to the inside of second shell, the inside of second shell still sets up the second electric putter that is located infusion canal one side, the expansion end fixedly connected with stripper plate of second electric putter, the shower that is located infusion canal exit is installed on the top of second shell, the shower is located the outside of brake disc and the inner wall of shower is provided with the capillary hole.
Further, the fixed frame, the pivot, turn board, spring and fixed block are still installed to the one end that the second electricity push rod was kept away from to the infusion canal, turn board through pivot swing joint inside the fixed frame, the outside on the top of turn board carries out the transmission through the spring with the fixed block of installing at the fixed frame inner wall and is connected, the port of infusion canal is connected with the feed liquid source through the honeycomb duct.
Further, the temperature detection unit detects the temperature of the surface of the brake disc and forms temperature information, the temperature comparison unit receives the temperature information and compares the temperature information with a set threshold temperature, if the temperature exceeds the threshold temperature, a C1 judgment signal is output, and if the temperature does not exceed the threshold temperature, a C2 judgment signal is output.
The invention has the technical effects and advantages that:
1. the invention is beneficial to intelligently monitoring and identifying the pressure generated when the inner friction plate extrudes the surface of the brake disc through the pressure monitoring module, intelligently monitoring and identifying the humidity of the surface of the brake disc through the humidity monitoring module, outputting corresponding judging signals to the control module through the identification judgment of the pressure monitoring and the temperature monitoring, further receiving corresponding judging signals through the control module, forming corresponding control on the dehumidifying mechanism, and automatically removing the water vapor on the surface of the brake disc in a humid driving environment so as to maintain the high-efficiency braking capability of the brake.
2. The invention is beneficial to monitoring and identifying the surface temperature of the brake disc through the temperature monitoring module, outputting corresponding judging signals to the control module through judging the temperature monitoring, further receiving corresponding judging signals through the control module, forming corresponding control on the cooling mechanism, and automatically reducing the surface temperature of the brake disc when the brake brakes continuously and high-intensity so as to maintain the continuous operation capability of the truck.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention from the front view.
Fig. 2 is a schematic view of the overall structure of the present invention from the back view.
Fig. 3 is a schematic side view of a brake disc and caliper mechanism and a caliper bracket structure of the present invention.
Fig. 4 is a schematic view in partial cross-section of a brake disc and brake caliper mechanism and a side view of a brake caliper bracket structure of the present invention.
Fig. 5 is a schematic diagram of the structure at a in the present invention.
Fig. 6 is a schematic view in partial cross-section of a brake caliper mechanism and a side view of a brake caliper bracket structure of the present invention.
Fig. 7 is a schematic diagram of the structure at B of the present invention.
Fig. 8 is a schematic side view of the structure of the brake caliper bracket and the fixing plate and the dehumidifying mechanism and the cooling mechanism of the present invention.
Fig. 9 is a schematic diagram of the front view of the structure of the brake caliper bracket and the fixing plate and the dehumidifying mechanism and the cooling mechanism of the present invention.
Fig. 10 is an exploded view showing the structure of the dehumidifying mechanism and the internal structure of the first casing of the present invention.
FIG. 11 is a schematic cross-sectional view of a cooling mechanism according to the present invention.
Fig. 12 is a schematic view of the structure at C of the present invention.
FIG. 13 is a schematic flow chart of the control system for automatically dehumidifying and automatically cooling down in the present invention.
The reference numerals are: 1. a brake disc; 2. a brake caliper mechanism; 201. a caliper housing; 202. a hydraulic assembly; 2021. a hydraulic housing; 2022. a piston; 2023. a threaded connector; 2024. an oil delivery pipe; 203. an inner friction plate; 204. a sleeve; 205. a sliding pin; 206. a dust cover; 207. an outer friction plate; 3. a brake caliper bracket; 4. a fixing plate; 5. a dehumidifying mechanism; 501. a first housing; 502. a moving block; 503. brushing strips; 504. a pushing block; 505. a first electrical push rod; 6. a cooling mechanism; 601. a second housing; 602. a transfusion canal; 603. a second electric push rod; 604. an extrusion plate; 605. a shower pipe; 606. a fixed frame; 607. a rotating shaft; 608. turning over the plate; 609. a spring; 610. a fixed block; 611. a flow guiding pipe; 7. a pressure monitoring module; 701. a pressure detection unit; 702. a pressure ratio matching unit; 8. a humidity monitoring module; 801. a humidity detection unit; 802. a humidity comparison unit; 9. a temperature monitoring module; 901. a temperature detection unit; 902. a temperature comparison unit; 10. and a control module.
Detailed Description
The embodiments of the present invention will be clearly and completely described below with reference to the drawings in the present invention, and the configurations of the structures described in the following embodiments are merely examples, and the brake for a heavy truck according to the present invention is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any creative effort are within the scope of the present invention.
Referring to fig. 1-13, the invention provides a heavy truck brake, which comprises a brake disc 1, wherein a brake caliper mechanism 2 is arranged on the side of the brake disc 1, a brake caliper bracket 3 is detachably arranged on the inner side wall of the brake caliper mechanism 2, the brake caliper mechanism 2 is fixedly arranged on a steering knuckle or an axle of the truck through the brake caliper bracket 3, a fixing plate 4 is integrally formed at the top end and the bottom end of the brake caliper bracket 3, the top end of the brake caliper bracket 3 is fixedly arranged with a dehumidifying mechanism 5 positioned at the top of the brake disc 1 through the fixing plate 4, and the bottom end of the brake caliper bracket 3 is fixedly arranged with a cooling mechanism 6 positioned at the bottom of the brake disc 1 through the fixing plate 4;
the brake caliper mechanism 2 comprises a brake caliper housing 201, a hydraulic component 202, an inner friction plate 203, a sleeve 204, a sliding pin 205, a dust cover 206 and an outer friction plate 207, wherein the inner side wall of the brake caliper housing 201 fixedly installs a brake caliper bracket 3 on the inner side wall of the brake caliper housing 201 through the threaded end of the sliding pin 205 penetrating through the surface body of the brake caliper housing, and the middle part of the side wall of the brake caliper housing 201 is also provided with the hydraulic component 202;
the hydraulic assembly 202 comprises a hydraulic housing 2021, a piston 2022, a threaded connector 2023 and an oil delivery pipe 2024, wherein the hydraulic housing 2021 and the brake caliper housing 201 are integrally molded and cast, the piston 2022 is movably sleeved in an inner cavity of the hydraulic housing 2021, the threaded connector 2023 is sleeved at an outer end of the hydraulic housing 2021 in a threaded manner, and an input end of the threaded connector 2023 is communicated with a hydraulic cylinder through the oil delivery pipe 2024 and marked in fig. 4 and 5;
the inner end of the piston 2022 is fixedly connected with an inner friction plate 203 positioned on the inner side of the brake caliper bracket 3, an inner side wall of the brake caliper housing 201 away from the hydraulic component 202 is provided with an outer friction plate 207 which is opposite to the inner friction plate 203, and the area between the inner friction plate 203 and the outer friction plate 207 of the brake disc 1 is centered and marked in fig. 3;
the two ends of the outer side wall of the brake caliper housing 201 are integrally formed with a sleeve 204, a movable sleeve connection is arranged between the sleeve 204 and the sliding pin 205, the outer end of the sliding pin 205 is fixedly connected with the outer end of the dust cover 206, the inner end of the dust cover 206 is fixedly connected with the sleeve 204, and the sleeve 204 is used for marking the dust cover 206 which is movably sleeved on the surface of the sliding pin 205 in a squeezing manner when moving along the surface of the sliding pin 205 in fig. 6 and 7.
When the driver steps on the brake pedal, high-pressure hydraulic oil is conveyed from the brake master cylinder to the inner cavity of the hydraulic shell 2021 through the oil conveying pipe 2024 and the threaded connector 2023, so that the hydraulic oil in the inner cavity of the hydraulic shell 2021 is gradually accumulated and then presses the piston 2022, the piston 2022 pushes the inner friction plate 203 connected with the piston 2022 to move inwards and press the surface of the brake disc 1, friction is generated between the inner friction plate 203 and the brake disc 1, the rotating speed of the brake disc 1 is reduced, the internal pressure of the hydraulic oil is continuously increased along with continuous input of the hydraulic oil in the inner cavity of the hydraulic shell 2021, the hydraulic oil is reacted with the hydraulic shell 2021, finally, the outwards force of the hydraulic oil pushes the whole brake caliper shell 201 to move outwards along the surface of the sleeve 204, the outer friction plate 207 presses the other side of the brake disc 1, and finally, the two sides of the brake disc 1 are simultaneously pressed by the inner friction plate 203 and the outer friction plate 207, high-strength friction is generated, and the rotation is stopped.
Referring to fig. 3 and 13, the inner friction plate 203 is internally provided with a pressure monitoring module 7, and the brake caliper housing 201 is internally provided with a humidity monitoring module 8, a temperature monitoring module 9 and a control module 10; wherein the method comprises the steps of
The pressure monitoring module 7 comprises a pressure detecting unit 701 and a pressure ratio comparing unit 702, wherein the pressure detecting unit 701 detects the pressure generated when the inner friction plate 203 presses the surface of the brake disc 1 and forms pressure information, the pressure ratio comparing unit 702 receives the pressure information and compares the pressure information with a set threshold pressure, if the pressure exceeds the threshold pressure, an A1 judging signal is output, and if the pressure does not exceed the threshold pressure, an A2 judging signal is output;
the humidity monitoring module 8 comprises a humidity detection unit 801 and a humidity comparison unit 802, wherein the humidity detection unit 801 detects the humidity of the surface of the brake disc 1 and forms humidity information, the humidity comparison unit 802 receives the humidity information and compares the humidity information with a set threshold humidity, if the humidity exceeds the threshold humidity, a B1 judgment signal is output, and if the humidity does not exceed the threshold humidity, a B2 judgment signal is output;
the temperature monitoring module 9 comprises a temperature detecting unit 901 and a temperature comparing unit 902, wherein the temperature detecting unit 901 detects the temperature of the surface of the brake disc 1 and forms temperature information, the temperature comparing unit 902 receives the temperature information and compares the temperature information with a set threshold temperature, if the temperature exceeds the threshold temperature, a C1 judging signal is output, and if the temperature does not exceed the threshold temperature, a C2 judging signal is output;
the control module 10 receives the combined signals of the A1 or A2 and the B1 or B2 judging signals respectively, and outputs corresponding control instructions to the dehumidification mechanism 5 to form corresponding control to the dehumidification mechanism 5, and in a wet service braking environment, the water vapor on the surface of the brake disc 1 is automatically removed to maintain the high-efficiency braking capability of the brake; when the control module 10 receives the C1 or C2 determination signal, it outputs a control command corresponding to the cooling mechanism 6, so as to form a control corresponding to the cooling mechanism 6, and when the brake is continuously braked with high intensity, the surface temperature of the brake disc 1 is automatically reduced, so as to maintain the continuous operation capability of the truck.
Referring to fig. 10, the dehumidifying mechanism 5 includes a first housing 501, a moving block 502, a brush bar 503, a pushing block 504 and a first electric push rod 505, the first electric push rod 505 is installed at the top of the first housing 501, the movable end at the bottom of the first electric push rod 505 penetrates through the top wall of the first housing 501 and is fixedly connected with the pushing block 504 located in the inner cavity of the first housing 501, moving blocks 502 movably clamped with the pushing block 504 are further arranged at two sides of the inner cavity of the first housing 501, and the two sides at the bottom of the two moving blocks 502 are also movably clamped with the inner wall of the first housing 501, and the brush bar 503 is fixedly connected at the bottoms of the two moving blocks 502.
In this embodiment, it should be specifically described that an opening for the brush bar 503 to move is provided at the bottom of the first housing 501, and the connection relationship between the moving block 502 and the pushing block 504 and between the moving block 502 and the first housing 501 is specifically a connection relationship between the clamping block and the clamping groove, which is mutually clamped and can move relatively.
Referring to fig. 11 and 12, the cooling mechanism 6 includes a second housing 601, an infusion channel 602 is formed in the second housing 601, a second electric push rod 603 located at one side of the infusion channel 602 is further arranged in the second housing 601, a squeezing plate 604 is fixedly connected to a movable end of the second electric push rod 603, a spray pipe 605 located at an outlet of the infusion channel 602 is mounted at the top end of the second housing 601, the spray pipe 605 is located at the outer side of the brake disc 1, and capillary holes are formed in the inner wall of the spray pipe 605;
the fixed frame 606, the pivot 607, the turnover plate 608, the spring 609 and the fixed block 610 are also installed at one end of the infusion channel 602 far away from the second electric push rod 603, the turnover plate 608 is movably connected inside the fixed frame 606 through the pivot 607, the outer side of the top end of the turnover plate 608 is in transmission connection with the fixed block 610 installed on the inner wall of the fixed frame 606 through the spring 609, and the port of the infusion channel 602 is connected with a liquid supply source through the guide pipe 611.
The invention relates to an operation step of a control system for automatically dehumidifying and automatically cooling, and a control method thereof, wherein the operation step comprises the following steps:
automatic dehumidification stage of the surface of the brake disc 1:
sa1, detecting the pressure generated when the inner friction plate 203 presses the surface of the brake disc 1 by the pressure detecting unit 701, forming pressure information, receiving the pressure information by the pressure ratio comparing unit 702, comparing the pressure information with a set threshold pressure, outputting an A1 judgment signal if the pressure exceeds the threshold pressure, and outputting an A2 judgment signal if the pressure does not exceed the threshold pressure;
sa2, detecting the humidity of the surface of the brake disc 1 by the humidity detection unit 801, forming humidity information, receiving the humidity information by the humidity comparison unit 802, comparing the humidity information with a set threshold humidity, outputting a B1 judgment signal if the threshold humidity is exceeded, and outputting a B2 judgment signal if the threshold humidity is not exceeded;
the Sa3, if and only if the control module 10 receives the A1 judging signal and the B1 judging signal at the same time, the control module 10 outputs a first control instruction for the dehumidification mechanism 5 to control the dehumidification mechanism 5, the movable end of a first electric push rod 505 in the dehumidification mechanism 5 and arranged at the top of the first shell 501 is controlled to shrink upwards, the movable end of the first electric push rod 505 drives a push block 504 connected with the first electric push rod to move upwards, and along with the upward movement of the push block 504, two moving blocks 502 which are positioned at two sides of the push block 504 and are respectively movably clamped with the push block 504 move inwards in opposite directions together until brush strips 503 connected with the bottoms of the two moving blocks 502 are attached to the side wall of the brake disc 1 to scrape off water vapor on the surface of the brake disc 1 which moves relatively, and the friction force required by braking between the brake disc 1 and the inner friction plate 203 is maintained;
when the control module 10 receives the determining signals of A1 and B2, A2 and B1, and A2 and B2, the control module 10 outputs a second control instruction to the dehumidification mechanism 5, and controls the dehumidification mechanism 5 again, the movable end of the first electric push rod 505 installed at the top of the first shell 501 in the dehumidification mechanism 5 is controlled to extend downwards, and then the movable end of the first electric push rod 505 drives the pushing block 504 connected with the pushing block to move downwards, and along with the downward movement of the pushing block 504, the two moving blocks 502 located at two sides of the pushing block 504 and respectively movably clamped with the two moving blocks are moved outwards in opposite directions together until the brush strips 503 connected to the bottoms of the two moving blocks 502 are separated from the side wall of the brake disc 1, and at this time, the brush strips 503 do not scrape the surface of the brake disc 1 any acting force is not generated between the brush strips and the brake disc 1.
Automatic cooling stage for the surface of the brake disc 1:
sb1, detecting the temperature of the surface of the brake disc 1 by a temperature detection unit 901 to form temperature information, receiving the temperature information by a temperature comparison unit 902 and comparing the temperature information with a set threshold temperature, outputting a C1 judgment signal if the temperature exceeds the threshold temperature, and outputting a C2 judgment signal if the temperature does not exceed the threshold temperature;
sb2, receive the C1 and judge the signal through the control module 10, and then the control module 10 outputs the third control command to the cooling mechanism 6, control the second electric push rod 603 in the cooling mechanism 6 to start, and then the movable end of the second electric push rod 603 drives the extrusion plate 604 connected with it to extend and shrink continuously and reciprocally along the inner cavity of the infusion canal 602, in the course of shrinking the movable end of the extrusion plate 604, the internal pressure of the infusion canal 602 is reduced, and then the supplementary liquid on one side of the flow guide tube 611 turns over by pushing the turning plate 608, and enters the infusion canal 602, however, with the re-extending of the movable end of the extrusion plate 604, the internal pressure of the infusion canal 602 is gradually increased, and then the turning plate 608 is lifted by the elasticity of the spring 609, and then rotates reversely along the surface of the rotating shaft 607 to reset, and then blocks the fixed frame 606, isolate the channel between the infusion canal 602 and the flow guide tube 611, and because the fixed frame 606 is closed, and with the continuous extending of the end of the extrusion plate 604, the cooling liquid in the inner cavity of the infusion canal 602 is extruded into the spray tube 605, and the capillary tube 605 from the pore of the inner wall of the spray tube 605 on the surface of the brake disc 1, the surface of the brake disc 1 is cooled;
sb3, the control module 10 receives the C2 determination signal, and then the control module 10 outputs a fourth control instruction to the cooling mechanism 6, so as to control the second electric push rod 603 in the cooling mechanism 6 to be closed and in a standby state.
The above is only one preferred specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art will be within the technical scope of the present invention; equivalent substitutions or modifications are made according to the technical plan of the present invention and its modified idea, which should be included under the protection of the present invention.
Claims (6)
1. A heavy truck brake comprising a brake disc (1), characterized in that: the side of the brake disc (1) is provided with a brake caliper mechanism (2), a brake caliper bracket (3) is detachably arranged on the inner side wall of the brake caliper mechanism (2), the brake caliper mechanism (2) is fixedly arranged on a steering knuckle or an axle of a truck through the brake caliper bracket (3), a fixing plate (4) is uniformly formed at the top end and the bottom end of the brake caliper bracket (3), the top end of the brake caliper bracket (3) is fixedly arranged with a dehumidifying mechanism (5) arranged at the top of the brake disc (1) through the fixing plate (4), and the bottom end of the brake caliper bracket (3) is fixedly arranged with a cooling mechanism (6) arranged at the bottom of the brake disc (1) through the fixing plate (4);
the brake caliper mechanism (2) comprises a brake caliper shell (201), a hydraulic component (202), an inner friction plate (203), a sleeve (204), a sliding pin (205), a dust cover (206) and an outer friction plate (207), wherein the hydraulic component (202) comprises a hydraulic shell (2021), a piston (2022), a threaded connector (2023) and an oil delivery pipe (2024);
the dehumidification mechanism (5) comprises a first shell (501), a moving block (502), a brush bar (503), a pushing block (504) and a first electric push rod (505);
the inside of the inner friction plate (203) is provided with a pressure monitoring module (7), and the inside of the brake caliper shell (201) is also provided with a humidity monitoring module (8), a temperature monitoring module (9) and a control module (10); wherein the pressure monitoring module (7) comprises a pressure detecting unit (701) and a pressure ratio comparing unit (702), and the humidity monitoring module (8) comprises a humidity detecting unit (801) and a humidity comparing unit (802);
detecting the pressure generated when the inner friction plate (203) presses the surface of the brake disc (1) through a pressure detection unit (701) to form pressure information, receiving the pressure information through a pressure ratio comparison unit (702) and comparing the pressure information with a set threshold pressure, outputting an A1 judgment signal if the pressure exceeds the threshold pressure, and outputting an A2 judgment signal if the pressure does not exceed the threshold pressure;
detecting the humidity of the surface of the brake disc (1) through a humidity detection unit (801) to form humidity information, receiving the humidity information through a humidity comparison unit (802) and comparing the humidity information with a set threshold humidity, outputting a B1 judgment signal if the humidity exceeds the threshold humidity, and outputting a B2 judgment signal if the humidity does not exceed the threshold humidity;
if and only if the control module (10) receives the A1 judgment signal and the B1 judgment signal at the same time, the control module (10) outputs a first control instruction for the dehumidification mechanism (5) to form control for the dehumidification mechanism (5), a movable end of a first electric push rod (505) in the dehumidification mechanism (5) and arranged at the top of the first shell (501) is controlled to shrink upwards, and then the movable end of the first electric push rod (505) drives a push block (504) connected with the push block to move upwards, and along with the upward movement of the push block (504), two moving blocks (502) which are positioned at two sides of the push block (504) and are respectively movably clamped with the push block are jointly moved inwards in opposite directions until water vapor (503) connected with the bottoms of the two moving blocks (502) is attached to the side wall of the brake disc (1), so as to scrape off the water vapor on the surface of the brake disc (1) which moves oppositely, and maintain the friction force required by braking between the brake disc (1) and the inner friction disc (203);
the top of the first shell (501) is provided with a first electric push rod (505), the movable end at the bottom of the first electric push rod (505) penetrates through the top wall of the first shell (501) to be fixedly connected with a pushing block (504) positioned in the inner cavity of the first shell (501), two sides of the inner cavity of the first shell (501) are also provided with moving blocks (502) movably clamped with the pushing block (504), two sides at the bottom of the moving blocks (502) are also movably clamped with the inner wall of the first shell (501), and brush strips (503) are fixedly connected to the bottoms of the two moving blocks (502); the bottom of the first shell (501) is provided with an opening for the movement of the brush bar (503), and the connection relation between the moving block (502) and the pushing block (504) and between the moving block (502) and the first shell (501), in particular to the connection relation which is clamped with each other and can move relatively between the clamping block and the clamping groove;
the cooling mechanism (6) comprises a second shell (601), an infusion canal (602) is formed in the second shell (601), a second electric push rod (603) located at one side of the infusion canal (602) is further arranged in the second shell (601), an extrusion plate (604) is fixedly connected to the movable end of the second electric push rod (603), a spray pipe (605) located at the outlet of the infusion canal (602) is mounted at the top end of the second shell (601), and the spray pipe (605) is located at the outer side of the brake disc (1) and capillary holes are formed in the inner wall of the spray pipe (605);
the infusion canal (602) is kept away from one end of second electric push rod (603) and is still installed fixed frame (606), pivot (607), turn board (608), spring (609) and fixed block (610), turn board (608) through pivot (607) swing joint inside fixed frame (606), the outside on the top of turn board (608) is connected with the fixed block (610) of installing at fixed frame (606) inner wall through spring (609) in the transmission, the port of infusion canal (602) is connected with the feed liquid source through honeycomb duct (611).
2. A heavy truck brake according to claim 1, characterized in that: the inner side wall of the brake caliper housing (201) is fixedly provided with a brake caliper bracket (3) on the inner side wall of the brake caliper housing (201) through a threaded end of a sliding pin (205) penetrating through the surface body of the brake caliper housing, and the middle part of the side wall of the brake caliper housing (201) is also provided with a hydraulic component (202).
3. A heavy truck brake according to claim 1, characterized in that: the hydraulic shell (2021) and the brake caliper shell (201) are integrally molded and cast, a piston (2022) is movably sleeved in an inner cavity of the hydraulic shell (2021), a threaded connector (2023) is sleeved at the outer end of the hydraulic shell (2021) in a threaded manner, and the input end of the threaded connector (2023) is communicated with the hydraulic cylinder through an oil delivery pipe (2024).
4. A heavy truck brake according to claim 1, characterized in that: the inner end of the piston (2022) is fixedly connected with an inner friction plate (203) positioned on the inner side of the brake caliper bracket (3), an inner side wall, far away from the hydraulic component (202), of the brake caliper housing (201) is provided with an outer friction plate (207) which is opposite to the inner friction plate (203), and the brake disc (1) is centered in an area between the inner friction plate (203) and the outer friction plate (207).
5. A heavy truck brake according to claim 1, characterized in that: the brake caliper is characterized in that a sleeve (204) is uniformly formed at two ends of the outer side wall of the brake caliper shell (201), a movable sleeving connection is arranged between the sleeve (204) and the sliding pin (205), the outer end of the sliding pin (205) is fixedly connected with the outer end of the dustproof sleeve (206), the inner end of the dustproof sleeve (206) is fixedly connected with the sleeve (204) in the same way, and the sleeve (204) is movably sleeved on the dustproof sleeve (206) on the surface of the sliding pin (205) in a pressing mode when moving along the surface of the sliding pin (205).
6. A heavy truck brake according to claim 1, characterized in that: the temperature monitoring module (9) comprises a temperature detecting unit (901) and a temperature comparing unit (902), wherein the temperature detecting unit (901) detects the temperature of the surface of the brake disc (1) and forms temperature information, the temperature comparing unit (902) receives the temperature information and compares the temperature information with a set threshold temperature, if the temperature exceeds the threshold temperature, a C1 judging signal is output, and if the temperature does not exceed the threshold temperature, a C2 judging signal is output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310988375.2A CN116691610B (en) | 2023-08-08 | 2023-08-08 | Heavy truck brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310988375.2A CN116691610B (en) | 2023-08-08 | 2023-08-08 | Heavy truck brake |
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| Publication Number | Publication Date |
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| CN116691610A CN116691610A (en) | 2023-09-05 |
| CN116691610B true CN116691610B (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310988375.2A Active CN116691610B (en) | 2023-08-08 | 2023-08-08 | Heavy truck brake |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117141420B (en) * | 2023-10-30 | 2023-12-26 | 莱州三力汽车配件有限公司 | Greasy dirt cleaning device for automobile brake disc |
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|---|---|---|---|---|
| EP2338756A1 (en) * | 2009-12-24 | 2011-06-29 | Iveco S.p.A. | Device and method for handling a pneumatic braking system compressor, in particular for industrial vehicles |
| CN205278185U (en) * | 2015-10-31 | 2016-06-01 | 嘉善烽火节能设备有限公司 | Stopper with heat dissipation of steam formula |
| CN105922981A (en) * | 2015-02-26 | 2016-09-07 | 福特全球技术公司 | Enhanced Brake Disc Wiping Functionality For Vehicles With Brake-by-wire Systems |
| CN210799835U (en) * | 2019-07-19 | 2020-06-19 | 漳浦县闻黎商务信息咨询服务中心 | Automobile chassis brake caliper body |
| CN111336201A (en) * | 2020-03-02 | 2020-06-26 | 涡阳县安元汽车配件有限公司 | Cooling device for automobile brake |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006023681B4 (en) * | 2006-05-19 | 2009-07-02 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Method for controlling or regulating the air pressure in a compressed air supply device |
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- 2023-08-08 CN CN202310988375.2A patent/CN116691610B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2338756A1 (en) * | 2009-12-24 | 2011-06-29 | Iveco S.p.A. | Device and method for handling a pneumatic braking system compressor, in particular for industrial vehicles |
| CN105922981A (en) * | 2015-02-26 | 2016-09-07 | 福特全球技术公司 | Enhanced Brake Disc Wiping Functionality For Vehicles With Brake-by-wire Systems |
| CN205278185U (en) * | 2015-10-31 | 2016-06-01 | 嘉善烽火节能设备有限公司 | Stopper with heat dissipation of steam formula |
| CN210799835U (en) * | 2019-07-19 | 2020-06-19 | 漳浦县闻黎商务信息咨询服务中心 | Automobile chassis brake caliper body |
| CN111336201A (en) * | 2020-03-02 | 2020-06-26 | 涡阳县安元汽车配件有限公司 | Cooling device for automobile brake |
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| CN116691610A (en) | 2023-09-05 |
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