CN116146621A - High durable hydraulic drum assembly of stopping - Google Patents

High durable hydraulic drum assembly of stopping Download PDF

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Publication number
CN116146621A
CN116146621A CN202310162061.7A CN202310162061A CN116146621A CN 116146621 A CN116146621 A CN 116146621A CN 202310162061 A CN202310162061 A CN 202310162061A CN 116146621 A CN116146621 A CN 116146621A
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CN
China
Prior art keywords
cavity
linkage
liquid
driving
block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202310162061.7A
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Chinese (zh)
Other versions
CN116146621B (en
Inventor
吴秋芬
沈平锁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Zhanxiang Automobile & Motorcycle Parts Co ltd
Original Assignee
Zhejiang Zhanxiang Automobile & Motorcycle Parts Co ltd
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Application filed by Zhejiang Zhanxiang Automobile & Motorcycle Parts Co ltd filed Critical Zhejiang Zhanxiang Automobile & Motorcycle Parts Co ltd
Priority to CN202310162061.7A priority Critical patent/CN116146621B/en
Publication of CN116146621A publication Critical patent/CN116146621A/en
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Publication of CN116146621B publication Critical patent/CN116146621B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
    • F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
    • F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
    • F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
    • F16D51/22—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
    • F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
    • F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
    • F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
    • F16D51/24—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots fluid actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/78—Features relating to cooling
    • F16D65/82—Features relating to cooling for internally-engaging brakes
    • F16D65/833—Features relating to cooling for internally-engaging brakes with closed cooling system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/78—Features relating to cooling
    • F16D2065/783—Features relating to cooling cooling control or adjustment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/02—Fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/14—Mechanical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2123/00—Multiple operation forces

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The invention relates to the field of braking, in particular to a high-durability hydraulic drum brake assembly, which consists of a drum brake device, a front brake module, a rear brake module, a control mechanism and a linkage module; the control mechanism consists of a front control mechanism for respectively controlling the front brake module and a rear control mechanism for controlling the rear brake module; the driving end of the linkage module can be controlled by a brake cable of the rear control mechanism; when the brake cable of the rear control mechanism moves, the rear braking module brakes, and hydraulic oil introduced into the front control mechanism by the linkage module is fed into the front braking module, so that the front braking module brakes simultaneously; the invention can simultaneously control the front braking module and the rear braking module to simultaneously brake, thereby ensuring the braking effect in emergency.

Description

High durable hydraulic drum assembly of stopping
Technical Field
The invention relates to the technical field of drum brake, in particular to a high-durability hydraulic drum brake assembly.
Background
Drum brake refers to a device for braking various vehicles (e.g., motorcycles, automobiles, etc.), such as: the authorized publication number CN208778539U discloses a dual hydraulically driven drum brake.
Currently, the braking effect of the existing drum brake is generally suitable for normal parking, and in some emergency situations, the existing drum brake system cannot achieve the ideal effect, so that based on the current situation, it is highly desirable to provide a drum brake system to solve the above problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a high-durability hydraulic drum brake assembly, which aims to solve the problems in the prior art.
The technical scheme of the invention is realized as follows: a high-durability hydraulic drum brake assembly is composed of a drum brake device, a front brake module, a rear brake module and a control mechanism;
the control mechanism consists of a front control mechanism for respectively controlling the front brake module and a rear control mechanism for controlling the rear brake module;
the method is characterized in that: the device also comprises a linkage module, wherein the driving end of the linkage module can be controlled by a brake cable of the rear control mechanism;
when the brake cable of the rear control mechanism is active, the rear braking module is braked, and hydraulic oil introduced into the front control mechanism by the linkage module is fed into the front braking module, so that the front braking module is braked simultaneously.
By adopting the technical scheme:
the braking part of the drum brake assembly consists of a front braking module and a rear braking module, and under the general condition, the front braking module or the rear braking module can be controlled by a control mechanism to respectively brake so as to break down the braking effect;
in an emergency, the front braking module and the rear braking module can brake simultaneously through the connection of the linkage modules, so that the braking effect is improved.
Preferably, it is: the linkage module includes:
the linkage body is provided with a linkage cavity;
the inner core body is rotatably moved in the linkage cavity through the rotating shaft;
an inlet formed in the linkage body and communicated with the side wall of the linkage cavity;
the outlet consists of a first outlet and a second outlet which can be alternately communicated with the linkage cavity;
the linkage block is connected with the rotating shaft and can be driven by a brake cable of the rear control mechanism;
when the rear control mechanism drives the linkage block to move, the inner core body starts forward rotation by taking the rotating shaft as a reference, and closes the second outlet, and then opens the first outlet;
when the rear control mechanism drives the linkage block to reset, the inner core body starts to reversely rotate and reset by taking the rotating shaft as a reference, the first outlet is closed, and then the second outlet is opened.
By adopting the technical scheme:
the front braking module and the rear braking module of the invention are respectively composed of the existing common drum brake (refer to the authority notice number CN 102322488B) and the hydraulic drum brake (refer to the authority notice number CN 208778539U), wherein the former is used for controlling braking through a brake cable, and the latter is used for braking through hydraulic oil.
Preferably, it is: the linkage body is last to be formed with semi-annular strengthening rib, and form in the strengthening rib and be supplied with the refrigerated cold junction installation's of semiconductor refrigeration piece cavity, wherein, the inner core body includes:
the inner core body is connected with the rotating shaft;
the movable cavity is formed on the outer wall of the inner core body and is used for the reinforcing ribs to move;
the sealing block is formed at the cavity opening of the movable cavity and can stretch and retract to move in the movable groove forming the inner core body;
and the reset spring is connected between the movable groove and the sealing block and is used for driving the sealing block to seal the movable cavity.
By adopting the technical scheme:
the reinforcing ribs are formed on the linkage body, so that the structural strength of the linkage body can be improved, the inner core body and the linkage body can be better matched through the cooperation of the reinforcing ribs and the movable cavity, and more strictly, the inner core body and the linkage body are positioned (or limited) through the cooperation of the reinforcing ribs and the movable cavity, so that the movement of the inner core body and the linkage body is smoother;
moreover, the semiconductor refrigerating sheet can be used for refrigerating the hydraulic oil in the linkage body, so that the use state of the hydraulic oil is ensured.
Preferably, it is: the bottom of the linkage body is also provided with a liquid outlet which can be closed by a block, wherein the block can open the liquid outlet through a cleaning device; the cleaning device includes:
the cleaning body is rotatably supported at the bottom of the linkage body, can be controlled to rotate forward or backward by the rotary driver and forms a closed cavity with the linkage body;
the bracket is arranged at the bottom of the linkage body;
the support rod is rotationally connected with the bracket through a rotary pin, and one end of the support rod is connected with the blocking block;
the reset spring is connected between the support rod and the inner core body and is used for driving one end of the support rod connecting block to move to one side close to the inner core body;
the driving block is arranged at the bottom of the linkage body and is provided with a driving surface which can drive one end of the support rod far away from the blocking block to move close to the inner core body;
the driving mechanism is arranged on the cleaning body and is provided with at least a first blocking end and a second blocking end;
when the cleaning body rotates, the first blocking end or the second blocking end can be in contact with the driving block and respectively drive the driving block to rotate clockwise or anticlockwise;
when the first blocking end is contacted with the driving block, the driving block rotates clockwise, one end of the supporting rod is controlled to move by the driving surface, and the blocking block is controlled to open the liquid outlet;
when the second blocking end is in contact with the driving block, the driving block rotates anticlockwise and drives the driving surface to be gradually separated from the supporting rod, and the blocking block is controlled by the reset spring to close the liquid outlet.
Preferably, it is: the driving block includes:
the body can be rotationally connected with the linkage body;
the driving rods are arranged at two sides of the body and can be respectively contacted with the first blocking end and the second blocking end;
wherein, at least be equipped with the driving surface on the body, the radius of curvature of this driving surface increases earlier than the shrink with circumferencial direction.
Preferably, it is: the driving mechanism consists of a first gear lever, a second gear lever and a driver, wherein the first gear lever and the second gear lever can move up and down, and the driver comprises:
the shell is arranged on the cleaning body and is provided with a driving cavity corresponding to the first gear lever or the second gear lever respectively;
the iron core is arranged in the driving cavity;
a drive spring;
the electromagnetic coil is arranged on the shell;
one ends of the first gear lever and the second gear lever are respectively movable in the driving cavity, and one ends of the first gear lever and the second gear lever are connected with the driving spring;
when the electromagnetic coil is electrified, the iron core generates magnetism and attracts the first gear rod or the second gear rod to descend;
when the electromagnetic coil is powered off, the iron core loses magnetism, and the first gear lever or the second gear lever is reset by the driving spring.
Preferably, it is: the cleaning body includes:
the cleaning body is internally divided into an upper cavity and a lower cavity by the semiconductor refrigerating sheet;
the pump body can send the cleaning liquid in the lower cavity into the inner core body and spray the cleaning liquid out of a liquid spraying port formed on the inner core body;
the cleaning body is made of a heat insulation material, the cold face of the semiconductor refrigerating sheet is in contact with the upper cavity, and the hot face of the semiconductor refrigerating sheet is in contact with the lower cavity.
Preferably, it is: the core body includes:
the split body is formed in the linkage cavity and is connected with the rotating shaft;
the main cavity and the side cavities are formed in the split body, and the side cavities are symmetrically distributed by the main cavity;
the liquid spraying port is formed on the side wall of the split body and consists of a main liquid spraying port communicated with the main cavity and side liquid spraying ports respectively communicated with the side cavities;
one-way valves arranged at the liquid spraying ports;
a liquid spraying structure formed in the main cavity and having at least a first operation mode and a second operation mode;
wherein, the liquid crystal display device comprises a liquid crystal display device,
in a first working mode, the water spraying structure firstly supplies water to each side cavity respectively, and sprays water to the inner wall of the linkage cavity through the side liquid spraying ports at a first water spraying rate, and then, the water spraying structure supplies water to the main liquid spraying ports and sprays water to the linkage cavity through the main liquid spraying ports;
in the second working mode, the water spraying structure supplies water to any side cavity, water is sprayed to the inner wall of the linkage cavity through the corresponding side liquid spraying port at a second water spraying rate, and then the water spraying structure supplies water to the main liquid spraying port and water is sprayed to the linkage cavity through the main liquid spraying port.
Preferably, it is: the liquid spraying structure comprises:
spraying liquid, which is formed in the main cavity;
the upper distribution cavity and the lower distribution cavity are formed in the liquid spraying body and are communicated through a first opening;
the liquid inlet consists of a first liquid inlet and a second liquid inlet which are communicated with the lower distribution cavity and are arranged at intervals, and can be supplied with liquid by the pump body;
the liquid outlet consists of a first liquid outlet communicated with the lower distribution cavity and a second liquid outlet communicated with the upper distribution cavity;
the sealing body consists of an upper sealing body formed in the upper distribution cavity and a lower sealing body formed in the lower distribution cavity;
the movable spring consists of an upper movable spring which is formed in the upper distribution cavity and is connected between the upper closed body and the upper distribution cavity and a lower movable spring which is formed in the lower distribution cavity and is connected between the lower closed body and the lower distribution cavity;
an electromagnet formed on the linkage body;
wherein, the upper sealing body can keep at least two states under the action of the electromagnet when the split body rotates;
in the first state, the electromagnet corresponds to the central position of the upper closed body, attracts the two ends of the upper closed body to be lifted up in a balanced manner, and simultaneously opens the second liquid outlet, so that the liquid spraying structure operates in a first working mode;
in the second state, the electromagnet corresponds to the side position of the upper sealing body, attracts any end of the upper sealing body to lift, and opens any second liquid outlet, so that the liquid spraying structure operates in the second working state.
By adopting the technical scheme:
the cleaning device is arranged at the bottom of the linkage body, and can work when hydraulic oil needs to be replaced or a linkage cavity needs to be cleaned, and has the following advantages:
1) When the hydraulic oil is replaced, the cleaning device can be used for opening the blocking block, so that the hydraulic oil in the linkage cavity enters the closed cavity for storage, new hydraulic oil is changed into the linkage cavity, and the part of the replaced hydraulic oil is not directly discharged, but can be left in the closed cavity for cooling and radiating the new hydraulic oil in the linkage cavity;
2) In order to further achieve the heat dissipation effect of the hydraulic oil in the linkage cavity, the semiconductor refrigerating piece is further arranged, and the cold surface of the semiconductor refrigerating piece is arranged in the closed cavity or in the reinforcing rib position to cool the hydraulic oil in the linkage cavity, so that the use of the hydraulic oil is ensured;
3) In order to further improve the use of the semiconductor refrigerating sheet, the lower cavity for storing the cleaning liquid is arranged on the hot surface of the semiconductor refrigerating sheet, and the cleaning liquid can be sent into the linkage cavity to clean the linkage cavity after being heated, so that the use of the semiconductor refrigerating sheet is improved, and the cleaning function of the linkage cavity is also increased;
4) When the linkage cavity is cleaned, hydraulic oil pre-stored in the closed cavity can be discharged first, cleaning liquid in the lower cavity is fed into the liquid spraying structure, the liquid spraying structure distributes the cleaning liquid and feeds the cleaning liquid into the linkage cavity in different working modes, so that the linkage cavity is cleaned;
in addition to the benefits described above, other advantages and principles of the present invention will be apparent from the description of the embodiments of the present invention, which will be set forth herein.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic structural diagram of an embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of a linkage module according to embodiment 1 of the present invention;
FIG. 3 is a schematic cross-sectional view of a linkage module according to embodiment 2 of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
fig. 6 is an enlarged view of a portion B in fig. 3;
FIG. 7 is a block diagram of an oil circuit in embodiment 2 of the present invention;
FIG. 8 is a schematic cross-sectional view of a linkage module according to embodiment 3 of the present invention;
fig. 9 is an enlarged view of a portion C in fig. 8;
fig. 10 is a schematic cross-sectional view showing another state of the link module in embodiment 3 of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
1-2, the invention discloses a high-durability hydraulic drum brake assembly, which consists of a drum brake device, a front brake module 10, a rear brake module 11 and a control mechanism;
wherein the control mechanism consists of a front control mechanism 20 for respectively controlling the front brake module 10 and a rear control mechanism 21 for controlling the rear brake module 11;
the device further comprises a linkage module 3, wherein the driving end of the linkage module can be controlled by a brake cable of the rear control mechanism 21;
when the brake cable of the rear control mechanism 11 is active, the rear brake module 11 is braked, and the hydraulic oil introduced into the front control mechanism 20 by the linkage module 3 is sent to the front brake module 10, so that the front brake module 10 is braked simultaneously.
In this embodiment, the rear brake module 11 is a common drum brake structure, which may refer to fig. 1 of this embodiment or refer to patent CN102322488B, and generally includes: rear brake calipers, brake lines 110, etc.; the front brake module 10 is a hydraulic drum brake, and includes a front brake caliper and a hydraulic pipeline 100, which can refer to fig. 1 of the present embodiment or patent CN208778539U, and the brake caliper is brought into contact with the wheel hub to implement braking after hydraulic oil is fed into the front brake caliper.
In this embodiment, the rear control mechanism 21 includes a left brake pulling seat 210 and a pull cable 211 connected to the brake cable 110, where the pull cable 211 is connected to a linkage block of the linkage module 3; the front control mechanism 20 is composed of a brake pump 200, a source of oil (typically mounted on a vehicle, not shown), and a line 201 (including the hydraulic line 100).
In this embodiment: the linkage module 3 includes:
a linkage body 30 having a linkage chamber;
the inner core body 31 is rotatably movable in the linkage cavity through the rotating shaft 32;
an inlet 33 formed in the linkage body 30 and communicating with a sidewall of the linkage chamber;
the outlet consists of a first outlet 34 and a second outlet 35 which can be communicated with the linkage cavity alternately;
the linkage block 36 is connected with the rotating shaft 32 and can be driven by a brake cable 210 of the rear control mechanism 21;
when the rear control mechanism 21 drives the linkage block 36 to move, the inner core 31 starts to rotate forward (anticlockwise) based on the rotating shaft 32, closes the second outlet 35, and then opens the first outlet 34;
when the rear control mechanism 21 drives the linkage block 36 to reset, the inner core 31 rotates reversely (clockwise) with reference to the rotating shaft 32 and resets, and closes the first outlet 34, and then opens the second outlet 35.
In this embodiment: the linkage block 36 has three hinge points a, b, and c, wherein the position a is the position of the rotating shaft 32, and b and c can be connected with the brake cable 210 and the zipper 211 respectively.
In this embodiment, the linkage block 36 can be reset by the brake cable 110 or the pull cable 211 when the seat 210 is not in operation.
In this embodiment: the linkage 30 is formed with a semi-annular reinforcing rib 40 (the annular shape of the reinforcing rib is larger than one half circle) and a cavity for installing a cold end 41 for cooling a semiconductor cooling plate is formed in the reinforcing rib 40, wherein the inner core 31 comprises:
an inner core body 310 connected to the rotation shaft 32;
the movable cavity 311 is formed on the outer wall of the inner core body 310 and is used for the movement of the reinforcing ribs 40;
the sealing block 312 is formed at the cavity opening of the movable cavity 311 and can stretch and retract to move in the movable groove 313 of the inner core body 310;
and a return spring 314 connected between the movable groove 313 and the closing block 312 and used for driving the closing block 312 to close the movable cavity 311.
Referring to fig. 1-2, in this embodiment:
the hydraulic pipeline fed into the front brake module is respectively provided with two paths, the first path is connected with the brake pump and the front brake module, and the second path is connected between the inlet and the brake pump;
when the embodiment is used, during normal braking (namely, the front braking module is used for braking), hydraulic oil (or brake fluid, the same applies hereinafter) can be sent into the front braking module by controlling the braking pump, and then the front braking caliper of the front braking module is controlled to perform middle braking, and after braking is completed, the hydraulic oil can flow back to an oil source position according to the hydraulic pipeline;
when emergency braking is needed, the seat is used for controlling the zipper, the linkage block is used for driving the brake cable and the inner core body to move respectively, the brake cable can control the rear braking module to brake, and the inner core body is controlled to open the first outlet, so that hydraulic oil (or brake fluid) enters the front braking module, and therefore simultaneous braking of the front braking module and the rear braking module is achieved, and further braking effect is improved.
In more detail, as shown in fig. 2:
this embodiment has set up the activity chamber (it is the ring channel that sets up at the outer lateral wall of the inner core body, with the strengthening rib adaptation), the position of inner core body and linkage chamber can be fixed a position to the effect of ring cavity and strengthening rib, and, when the inner core body is rotatory, the strengthening rib can jack-up closing piece, and in this embodiment, the strengthening rib sets up in first exit position, under this state, when the inner core body is rotatory, the cavity position that inner core body and linkage intracavity wall formed changes, and under the effect of strengthening rib, the volume of this cavity can diminish, therefore, when being full of hydraulic oil in this cavity, under the effect of strengthening rib, hydraulic oil in the cavity can be extruded from first export (corresponding, be equipped with the check valve on the hydraulic pipeline, in order to guarantee the unidirectional movement of hydraulic oil), consequently, the effect at the strengthening rib can not need the brake pump to cooperate, just can realize the simultaneous braking.
Example 2 is different from example 1 in that
As shown in fig. 3-7, in this embodiment: the bottom of the linkage 30 is also provided with a liquid outlet 51 which can be closed by a block 50, wherein the block 50 can open the liquid outlet 51 through a cleaning device; the cleaning device includes:
a cleaning body 60 rotatably supported at the bottom of the linkage body 30 and capable of being rotated forward or backward by a rotation driver (e.g., a motor), and forming a closed chamber 61 with the linkage body 30;
the bracket 62 is arranged at the bottom of the linkage body 30;
a strut 63 rotatably connected to the bracket 62 by a pivot pin, and connected to the block 50 at one end thereof;
a return spring 64 connected between the rod 63 and the core body 31 and for driving one end of the rod 63 connected to the block 50 to move toward a side close to the core body 31;
the driving block 65 is arranged at the bottom of the linkage body 30 and is provided with a driving surface capable of driving one end of the supporting rod 63 away from the blocking block 50 to move close to the inner core body 31;
a driving mechanism provided on the cleaning body 60 and having at least a first blocking end 71 and a second blocking end 72;
wherein, when the cleaning body 60 rotates, the first blocking end 71 or the second blocking end 72 can contact with the driving block 65 and respectively drive the driving block 65 to rotate clockwise or counterclockwise;
when the first blocking end 71 contacts with the driving block 65, the driving block rotates clockwise, one end of the supporting rod 63 is controlled to move by the driving surface, and the blocking block 50 is controlled to open the liquid outlet 51;
when the second blocking end 72 contacts the driving block 65, the driving block 65 rotates anticlockwise and drives the driving surface to gradually separate from the supporting rod 63, and the blocking block 50 is controlled by the reset spring 64 to close the liquid outlet 51.
In this embodiment: the driving block includes:
a body 650 rotatably coupled to the linkage 30;
two driving rods 651 disposed at both sides of the body 650 and capable of contacting the first blocking end and the second blocking end, respectively;
wherein, at least the driving surface is disposed on the body 650, and the radius of curvature of the driving surface is increased and then reduced in the circumferential direction.
In this embodiment, the driving surfaces are composed of a first driving surface 652a, a second driving surface 652b and a third driving surface 652c, the radii of curvature of the first driving surface 652a and the second driving surface 652b gradually increase, the third driving surface 652c gradually decreases, and the radius of curvature of the third driving surface 652c is larger than the radius of curvature of the first driving surface 652 a.
In this embodiment: the driving mechanism consists of a first gear lever, a second gear lever and a driver, wherein the first gear lever and the second gear lever can move up and down, and the driver comprises:
a housing 73 provided on the cleaning body 60 and having a driving chamber 74 corresponding to the first lever or the second lever, respectively;
an iron core 75 provided in the drive chamber 74;
a drive spring 76;
an electromagnetic coil provided on the housing 73;
wherein, one end of the first gear lever and one end of the second gear lever are respectively movable in the driving cavity 74, and one end is connected with the driving spring 76;
when the electromagnetic coil is energized, the iron core 75 generates magnetism and attracts the first gear lever or the second gear lever to descend;
when the solenoid is de-energized, the iron core 75 loses magnetism and either the first lever or the second lever is reset by the drive spring 76.
In this embodiment, the cleaning body may further be provided with a drain valve, and the drain valve 1000 may be used to drain impurities (and hydraulic oil, etc.) in the closed cavity.
Referring to fig. 3-7, in this embodiment:
in this embodiment, the cleaning device can supply the linkage body to discharge the hydraulic oil in the air, namely: when the liquid hydraulic oil is replaced, the cleaning body is driven to rotate, and the electromagnetic component corresponding to the second baffle rod (namely, the second baffle end) is controlled to electrify, so that the second baffle rod descends, when the cleaning body rotates, the driving block can be contacted with the first baffle rod, and the driving block rotates clockwise (in the state, one end of the supporting rod slides from the first driving surface to the third driving surface, so that one end of the supporting rod is pressed to approach to the direction of the linkage body, the other end of the supporting rod can open the blocking block), the blocking block is opened through the supporting rod (lever principle), the liquid outlet is opened, after the liquid outlet is opened, the hydraulic oil in the linkage cavity is discharged into the closed cavity to complete the oil discharging work, and after the oil discharging is finished, the first baffle rod descends, the second baffle rod ascends and drives the driving block to rotate anticlockwise according to the same principle, in the state, one end of the supporting rod moves towards the first driving surface by the third driving surface, one end of the supporting rod gradually loses the pressure of the driving block, and is reset through the reset spring, and the blocking of the supporting rod is enabled to reseal the liquid outlet;
mention may be made of:
in this embodiment, new hydraulic oil is added into the linkage cavity through the inlet, and the hydraulic oil discharged from the linkage cavity in this embodiment is not directly discarded but is left in the closed cavity for use, the hydraulic oil in the closed cavity can cool the hydraulic oil in the linkage cavity, and after the hydraulic oil in the linkage cavity is sent into the brake module for use, the hydraulic oil returns to the linkage cavity again, specifically (refer to fig. 7):
the hydraulic oil supply of this embodiment has two branches, wherein, when the front braking module brakes alone, start the brake pump, pump the hydraulic oil in the linkage cavity away, and send into the front braking module through the check valve 79, and after using, return to the linkage cavity again through the inlet; when the front braking module and the rear braking module need to brake simultaneously, the braking pump is not started, the linkage block drives the inner core body to move and opens the first outlet 34, so that hydraulic oil in the linkage cavity is discharged through the first outlet 34, is sent into the rear braking module and returns to the linkage weight after being used, and in addition, a control valve 78 for adding the hydraulic oil is arranged, and is opened when the hydraulic oil is added and is closed under normal conditions;
the advantage of this arrangement of the embodiment is that a special oil source is omitted, the linkage is used as the oil source, and the use of the hydraulic oil is performed by the linkage;
therefore, the replaced hydraulic oil in the closed cavity can cool the hydraulic oil in the linkage cavity in the closed cavity, so that the use of the hydraulic oil is ensured, and the braking effect of the front braking module is ensured;
secondly, when the cooling effect of the hydraulic oil in the closed cavity cannot reach an ideal state, the semiconductor refrigerating sheet can be started, and the semiconductor refrigerating sheet is utilized to cool the hydraulic oil in the linkage cavity;
thirdly, the curvature change of the third driving surface in the embodiment can be limited when one end of the supporting rod moves to the third driving surface, so that the liquid outlet can be stably opened;
fourth, the driving mechanism of this embodiment not only can be used for controlling the activity of the driving block, when the liquid outlet opens and carries on the liquid discharge of the linkage cavity, can make the electromagnetic coil turn on and off alternately on the premise that the first gear lever and second gear lever do not influence the driving block rotation, can utilize first gear lever and second gear lever to strike the bottom of the linkage body alternately in this way, in order to achieve the goal of shaking, in order to assist the liquid discharge of the linkage cavity, and the liquid outlet of this embodiment is set up in the position (namely: the lowest outlet of the linkage cavity) as shown in figure 3, can facilitate the liquid discharge of the linkage cavity (in this embodiment, the rotation of the inner core body can assist and discharge the liquid in the linkage cavity too, can utilize the repeated rotation of the inner core body to assist the oil discharge when needed);
fifth, one of the first gear lever and the second gear lever (i.e., the first blocking end and the second blocking end) of the present embodiment may also be to limit the movement of the driving block, i.e.: the first blocking end and the second blocking end are positioned at two sides of the driving block under the action of the driving spring, so that the driving block can be prevented from rotating randomly, and the limiting effect is achieved.
Example 3 is different from example 2 in that
As illustrated in fig. 8-10, in this embodiment: the cleaning body 60 includes:
a cleaning body 80, the inside of which is divided into an upper chamber 80a and a lower chamber 80b by the semiconductor refrigeration sheet 81;
the pump body can send the cleaning liquid in the lower cavity 80b into the inner core body 310 and spray out from a liquid spraying port formed on the inner core body 310;
wherein, the cleaning body 80 is made of a heat insulating material, the cold surface 81a of the semiconductor refrigeration sheet 81 is in contact with the upper cavity 80a, the hot surface 81b of the semiconductor refrigeration sheet 81 is in contact with the lower cavity 80b (the cold surface 81a is used for refrigerating the upper cavity 80a, and the hot surface 81b is used for heating the lower cavity 80 b).
In this embodiment: the core body 310 includes:
the split 90 is formed in the linkage cavity and is connected with the rotating shaft;
a main chamber 91 and side chambers 92 formed in the split body 90, the side chambers 92 being symmetrically arranged with the main chamber 91;
a liquid ejection port formed on a side wall of the split body 90 and composed of a main liquid ejection port 91a communicating with the main chamber 91 and side liquid ejection ports 92a communicating with the side chambers 92, respectively;
one-way valves arranged at the liquid spraying ports;
a liquid ejecting structure formed in the main chamber 91 and having at least a first operation mode and a second operation mode;
in the first working mode, the water spraying structure firstly supplies water to each side cavity 92 respectively, and sprays water to the inner wall of the linkage cavity through the side liquid spraying holes 92a at a first water spraying rate, and then, the water spraying structure supplies water to the main liquid spraying holes 91a and sprays water to the linkage cavity through the main liquid spraying holes 91 a;
in the second operation mode, the water spray structure supplies water to the arbitrary side chamber 92 and sprays water to the inner wall of the linked chamber at the second water spray rate from the corresponding side liquid spray port 92a, and then the water spray structure supplies water to the main liquid spray port 91a and sprays water to the linked chamber from the main liquid spray port 91 a.
In this embodiment: the liquid spraying structure comprises:
a spray 94 formed in the main chamber;
an upper distribution chamber 95a and a lower distribution chamber 95b formed in the liquid ejection body 94 and communicating through a first opening 95 c;
the liquid inlet consists of a first liquid inlet 96a and a second liquid inlet 96b which are communicated with the lower distribution cavity 95b and are arranged at intervals, and can be supplied with liquid by the pump body;
the liquid outlet consists of a first liquid outlet 97a communicated with the lower distribution cavity 95b and a second liquid outlet 97b communicated with the upper distribution cavity 95 a;
a closure consisting of an upper closure 98a formed in the upper distribution chamber 95a and a lower closure 98b formed in the lower distribution chamber 95 b;
a movable spring composed of an upper movable spring 99a formed in the upper distribution chamber 95a and connecting between the upper closing body 98a and the upper distribution chamber 95a, and a lower movable spring 99b formed in the lower distribution chamber 95b and connecting between the lower closing body 98b and the lower distribution chamber 95 b;
an electromagnet 99c formed on the linkage 30;
wherein the upper enclosure 98a is capable of maintaining at least two states under the influence of the electromagnet 99c as the split 90 rotates;
in the first state, the electromagnet 99c corresponds to the central position of the upper closed body 98a, and attracts the two ends of the upper closed body 98a to be lifted up in a balanced manner, and simultaneously opens the second liquid outlet 97b, so that the liquid spraying structure operates in the first working mode;
in the second state, the electromagnet 99c corresponds to the side position of the upper closing body 98a, attracts the upper closing body 98a to lift up at either end, and opens any second liquid outlet 97b, so that the liquid ejecting structure operates in the second working state.
Referring to fig. 8-10, in this embodiment:
the cleaning body is divided into an upper cavity and a lower cavity by the semiconductor refrigerating sheet, and the cold end of the semiconductor refrigerating sheet is contacted with the upper cavity for refrigerating the upper cavity, the hot end is contacted with the lower cavity for heating liquid in the lower cavity (the heated cleaning liquid has better cleaning effect):
the upper cavity is a closed cavity in embodiment 2 and is used for receiving hydraulic oil discharged from the linkage cavity for standby, and the hydraulic oil can play a role in cooling the hydraulic oil in the linkage cavity;
the lower chamber is used for storing cleaning liquid for cleaning the linkage chamber, and the part of the cleaning liquid can be extracted by a pump body (not shown in the figure and installed on the frame) and is sent into a liquid spraying structure in the inner core body, in more detail:
the cleaning liquid is heated and received, the pump body pumps the cleaning liquid out of the first liquid inlet and sends the cleaning liquid into the lower distribution cavity from the second liquid inlet, when the liquid spraying structure is in the first working mode, the inner core body does not rotate, at the moment, the upper sealing body is aligned with the center of the electromagnet, when the electromagnet is electrified and generates magnetism, the two ends of the upper sealing body are attracted to be lifted in a balanced mode, the second liquid outlet communicated with the upper distribution cavity is opened at the same time, after the cleaning liquid is sent into the lower distribution cavity, the cleaning liquid can enter the upper distribution cavity through the first opening, and respectively enter the side cavities through the second liquid outlets at two sides and are sprayed out of the side liquid spraying openings communicated with the side cavities, and when the cleaning liquid enters the upper distribution cavity from the lower distribution cavity through the first opening, the upper area of the lower sealing body is decompressed, so the cleaning liquid entering the lower distribution cavity from the second liquid inlet can jack the lower sealing body, the first liquid outlet is opened, and the main liquid spraying operation is further carried out through the main liquid spraying opening;
therefore, in the first working mode, the main liquid spraying port and each side liquid spraying port start to spray liquid, cleaning liquid is rapidly distributed in the linkage cavity, when the inner core body moves, the inner wall of the linkage cavity can be cleaned by using the sealing block on the inner core body, and after cleaning is finished, the cleaning of the linkage cavity is finished by discharging the cleaning liquid through the liquid discharging port;
in the second working mode (refer to fig. 10), the inner core body rotates and enables one side of the top of the upper sealing body to correspond to the electromagnet, in this state, after the electromagnet is electrified, one side of the upper sealing body is attracted to move upwards, and because the central position of the upper sealing body is connected with the upper distribution cavity through the spring, one side of the upper sealing body moves downwards, so that two second liquid outlets are respectively opened and closed (namely, one second liquid outlet is closed, the other second liquid outlet is opened) and liquid is supplied to any side cavity, and further liquid is sprayed, in this case, the liquid inlet amount is the same, but the liquid spraying side liquid spraying opening is reduced, so that the speed of spraying of the side liquid spraying opening is improved;
mention may be made of: the side liquid spraying opening is at least provided with one position aligned with the sealing block, so that the sealing block can be assisted to clean the inner wall of the linkage cavity better, and the cleaning effect is improved;
in summary, the advantages of the linkage module of the present invention are demonstrated by the different embodiments of the present invention, which have at least the following aspects:
the front braking module and the rear braking module can be braked simultaneously, so that the braking effect is improved; based on this, when the hydraulic oil is replaced, the discharged hydraulic oil is not subjected to direct burst treatment, and the part of hydraulic oil can not be used for braking, but can be used for refrigerating (or radiating) the newly added hydraulic oil so as to improve the resource utilization; furthermore, the self-cleaning function of the linkage module is further increased, and the cleaning is more convenient and faster.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (9)

1. A high-durability hydraulic drum brake assembly is composed of a drum brake device, a front brake module (10), a rear brake module (11) and a control mechanism;
wherein the control mechanism consists of a front control mechanism (20) for respectively controlling the front brake module (10) and a rear control mechanism (21) for controlling the rear brake module (11);
the method is characterized in that: the device further comprises a linkage module (3), wherein the driving end of the linkage module (3) can be controlled by a brake cable (210) of the rear control mechanism (21);
when the brake cable (210) of the rear control mechanism (11) is active, the rear brake module (11) is braked, and hydraulic oil introduced into the front control mechanism (20) by the linkage module (3) is sent into the front brake module (10) at the same time, so that the front brake module (10) is braked at the same time.
2. A highly durable hydraulic drum brake assembly according to claim 1, wherein: the linkage module (3) comprises:
a linkage body (30) having a linkage chamber;
the inner core body (31) is rotatably movable in the linkage cavity through the rotating shaft (32);
an inlet (33) formed in the linkage body (30) and communicated with the side wall of the linkage cavity;
the outlet consists of a first outlet (34) and a second outlet (35) which can be alternately communicated with the linkage cavity;
a linkage block (36) which is connected with the rotating shaft (32) and can be driven by a brake cable (210) of the rear control mechanism (21);
when the rear control mechanism (21) drives the linkage block (36) to move, the inner core body (31) starts forward rotation by taking the rotating shaft (32) as a reference and closes the second outlet (34), and then the first outlet (35) is opened;
when the rear control mechanism (21) drives the linkage block (36) to reset, the inner core body (31) starts to reversely rotate and reset by taking the rotating shaft (32) as a reference, the first outlet (35) is closed, and then the second outlet (34) is opened.
3. A highly durable hydraulic drum brake assembly according to claim 2, wherein: the linkage body (30) is provided with a semi-annular reinforcing rib (40), a cavity which can be provided with a cold end (41) for refrigerating a semiconductor refrigerating sheet for installation is formed in the reinforcing rib (40), and the inner core body (31) comprises:
an inner core body (310) connected to the rotating shaft (32);
the movable cavity (312) is formed on the outer wall of the inner core body (311) and is used for the movement of the reinforcing ribs (40);
the sealing block (312) is formed at the cavity opening of the movable cavity (311) and can stretch and retract to move in the movable groove (313) forming the inner core body (310);
and the return spring (314) is connected between the movable groove (313) and the sealing block (312) and is used for driving the sealing block (312) to seal the movable cavity (311).
4. A highly durable hydraulic drum brake assembly according to claim 3, wherein: the bottom of the linkage body (30) is also provided with a liquid outlet (51) which can be closed by a block (50), wherein the block (50) can open the liquid outlet (51) through a cleaning device; the cleaning device includes:
a cleaning body (60) rotatably supported at the bottom of the linkage body (30) and capable of being rotated forward or backward by a rotation driver, and forming a closed cavity (61) with the linkage body (30);
the bracket (62) is arranged at the bottom of the linkage body (30);
a support rod (63) which is rotationally connected with the bracket (62) through a rotary pin, and one end of which is connected with the blocking block (50);
a return spring (64) connected between the support rod (63) and the inner core body (31) and used for driving one end of the support rod (63) connected with the blocking block (50) to move towards one side close to the inner core body (31);
the driving block is arranged at the bottom of the linkage body (30) and is provided with a driving surface capable of driving one end of the supporting rod (63) away from the blocking block (50) to move close to the inner core body (31);
a driving mechanism arranged on the cleaning body (60) and provided with at least a first blocking end (71) and a second blocking end (72);
wherein, when the cleaning body (60) rotates, the first blocking end (71) or the second blocking end (72) can contact with the driving block (65) and respectively drive the driving block (65) to rotate clockwise or anticlockwise;
when the first blocking end (71) is in contact with the driving block (65), the driving block (65) rotates clockwise, one end of the supporting rod (63) is controlled to move by the driving surface, and the blocking block (50) is controlled to open the liquid outlet (51);
when the second blocking end (72) is in contact with the driving block (65), the driving block (65) rotates anticlockwise and drives the driving surface to be gradually separated from the supporting rod (63), and the blocking block (50) is controlled by the reset spring (64) to close the liquid outlet (51).
5. The high durability hydraulic drum brake assembly as set forth in claim 4 wherein: the driving block includes:
a body (650) which is rotatably connected to the linkage body (30);
at least two driving rods (651) provided at both sides of the body (650) and capable of contacting the first blocking end (71) and the second blocking end (72), respectively;
wherein, at least the driving surface is arranged on the body (650), and the curvature radius of the driving surface is increased and then reduced in the circumferential direction.
6. A highly durable hydraulic drum brake assembly according to claim 4 or 5, wherein: the driving mechanism consists of a first gear lever, a second gear lever and a driver, wherein the first gear lever and the second gear lever can move up and down, and the driver comprises:
a housing (73) provided on the cleaning body (60) and having a drive chamber (74) corresponding to the first lever or the second lever, respectively;
an iron core (75) provided in the drive chamber (74);
a drive spring (76);
an electromagnetic coil provided on the housing (73);
wherein, one end of the first gear lever and one end of the second gear lever are respectively movable in the driving cavity (74), and one end of the first gear lever and one end of the second gear lever are connected with the driving spring (76);
when the electromagnetic coil is electrified, the iron core (75) generates magnetism and attracts the first gear rod or the second gear rod to descend;
when the electromagnetic coil is deenergized, the iron core (75) loses magnetism, and the first gear lever or the second gear lever is reset by the driving spring (76).
7. The high durability hydraulic drum brake assembly as set forth in claim 6 wherein: the cleaning body (60) includes:
a cleaning body (80) whose interior is divided into an upper chamber (80 a) and a lower chamber (80 b) by the semiconductor refrigeration sheet (81);
the pump body can send the cleaning liquid in the lower cavity (80 b) into the inner core body (310) and spray out from a liquid spraying port formed on the inner core body (310);
the cleaning body (80) is made of a heat insulation material, a cold face (81 a) of the semiconductor refrigerating sheet (81) is in contact with the upper cavity (80 a), and a hot face (81 b) of the semiconductor refrigerating sheet (81) is in contact with the lower cavity (80 b).
8. The high durability hydraulic drum brake assembly as set forth in claim 7 wherein: the core body (310) includes:
the split body (90) is formed in the linkage cavity and is connected with the rotating shaft (32);
a main cavity (91) and side cavities (92) formed in the split body (90), and the side cavities (92) are symmetrically arranged and distributed with the main cavity (91);
a liquid spraying port formed on the side wall of the split body (90) and composed of a main liquid spraying port (91 a) communicated with the main cavity (91) and side liquid spraying ports (92 a) respectively communicated with the side cavities (92);
one-way valves arranged at the liquid spraying ports;
a liquid ejecting structure formed in the main chamber (91) and having at least a first operation mode and a second operation mode;
in the first working mode, the water spraying structure firstly supplies water to each side cavity (92) respectively, water is sprayed to the inner wall of the linkage cavity through the side liquid spraying hole (92 a) at a first water spraying rate, then the water spraying structure supplies water to the main liquid spraying hole (91 a) and water is sprayed to the linkage cavity through the main liquid spraying hole (91 a);
in the second operation mode, the water spraying structure supplies water to any side cavity (92) and sprays water to the inner wall of the linkage cavity at a second water spraying rate through the corresponding side liquid spraying port (92 a), and then the water spraying structure supplies water to the main liquid spraying port (91 a) and sprays water to the linkage cavity through the main liquid spraying port (91 a).
9. The high durability hydraulic drum brake assembly as set forth in claim 8 wherein: the liquid spraying structure comprises:
a spray liquid (94) formed in the main chamber;
an upper distribution chamber (95 a) and a lower distribution chamber (95 b) formed in the liquid jet body (94) and communicating through a first opening (95 c);
the liquid inlet consists of a first liquid inlet (96 a) and a second liquid inlet (96 b) which are communicated with the lower distribution cavity (95 b) and are arranged at intervals, and can be supplied with liquid by the pump body;
the liquid outlet consists of a first liquid outlet (97 a) communicated with the lower distribution cavity (95 b) and a second liquid outlet (97 b) communicated with the upper distribution cavity (95 a);
a closure consisting of an upper closure (98 a) formed in the upper dispensing chamber (95 a) and a lower closure (98 b) formed in the lower dispensing chamber (95 b);
the movable spring consists of an upper movable spring (99 a) which is formed in the upper distribution cavity (95 a) and is connected between the upper closed body (98 a) and the upper distribution cavity (95 a) and a lower movable spring (99 b) which is formed in the lower distribution cavity (95 b) and is connected between the lower closed body (98 b) and the lower distribution cavity (95 b);
an electromagnet (99 c) formed on the linkage body (30);
wherein the upper closure (98 a) is capable of maintaining at least two states under the action of the electromagnet (99 c) when the split (90) is rotated;
in the first state, the electromagnet (99 c) corresponds to the central position of the upper closed body (98 a), and attracts the two ends of the upper closed body (98 a) to be lifted up in a balanced manner, and simultaneously opens the second liquid outlet (97 b), so that the liquid spraying structure operates in the first working mode;
in the second state, the electromagnet (99 c) corresponds to the side position of the upper sealing body (98 a), attracts any end of the upper sealing body (98 a) to lift, and opens any second liquid outlet (97 b) so that the liquid spraying structure operates in the second working state.
CN202310162061.7A 2023-02-21 2023-02-21 High durable hydraulic drum assembly of stopping Active CN116146621B (en)

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Application Number Priority Date Filing Date Title
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10258787A (en) * 1997-03-19 1998-09-29 Nissin Kogyo Kk Interlocking brake device for bar handle vehicle
TW200815227A (en) * 2006-09-18 2008-04-01 Sanyang Industry Co Ltd Synchronous brake system
JP2011178225A (en) * 2010-02-26 2011-09-15 Honda Motor Co Ltd Saddle-riding type vehicle
CN103395467A (en) * 2013-08-08 2013-11-20 重庆银钢科技（集团）有限公司 Linkage brake device of two-wheel vehicle and two-wheel vehicle with front wheel and rear wheel carrying out brake in linkage mode
CN204110294U (en) * 2014-08-25 2015-01-21 艾美达（天津）科技有限公司 A kind of drum braking linkage controller
CN206268319U (en) * 2016-12-09 2017-06-20 重庆平步青云汽车配件有限公司 For swollen brake structure on motorcycle
CN212055610U (en) * 2020-03-30 2020-12-01 温州金吉汽摩配科技有限公司 Back-and-forth linkage disc brake system of foot brake of three-wheeled motor vehicle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10258787A (en) * 1997-03-19 1998-09-29 Nissin Kogyo Kk Interlocking brake device for bar handle vehicle
TW200815227A (en) * 2006-09-18 2008-04-01 Sanyang Industry Co Ltd Synchronous brake system
JP2011178225A (en) * 2010-02-26 2011-09-15 Honda Motor Co Ltd Saddle-riding type vehicle
CN103395467A (en) * 2013-08-08 2013-11-20 重庆银钢科技（集团）有限公司 Linkage brake device of two-wheel vehicle and two-wheel vehicle with front wheel and rear wheel carrying out brake in linkage mode
CN204110294U (en) * 2014-08-25 2015-01-21 艾美达（天津）科技有限公司 A kind of drum braking linkage controller
CN206268319U (en) * 2016-12-09 2017-06-20 重庆平步青云汽车配件有限公司 For swollen brake structure on motorcycle
CN212055610U (en) * 2020-03-30 2020-12-01 温州金吉汽摩配科技有限公司 Back-and-forth linkage disc brake system of foot brake of three-wheeled motor vehicle

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