CN110332259B - Linkage type belt brake - Google Patents
Linkage type belt brake Download PDFInfo
- Publication number
- CN110332259B CN110332259B CN201910517181.8A CN201910517181A CN110332259B CN 110332259 B CN110332259 B CN 110332259B CN 201910517181 A CN201910517181 A CN 201910517181A CN 110332259 B CN110332259 B CN 110332259B
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- China
- Prior art keywords
- driving rod
- brake
- spring seat
- rod
- oil cylinder
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- 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.)
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- 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
- F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
- F16D49/08—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like shaped as an encircling band extending over approximately 360 degrees
- F16D49/12—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like shaped as an encircling band extending over approximately 360 degrees fluid actuated
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- 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
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
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- 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
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a linkage type belt brake, and belongs to the field of mechanical equipment. When the hydraulic brake is used actually, hydraulic oil can be introduced into the oil cylinder shell on one side of the spring seat, the hydraulic oil pushes the spring seat to drive the driving rod to move axially along the driving rod, the other end of the driving rod pushes the control plate to generate displacement axially along the driving rod, the control plate rotates by taking the fixed position of the control member as a fulcrum to drive the brake band hinged with the control member to release or close the brake wheel, and finally the control plate returns to the original position under the action of the spring on one side of the oil cylinder shell and the spring seat. The manual rod can be controlled to rotate to control the driving rod to rotate, the driving rod is connected with the oil cylinder shell in a sealing mode, the driving rod rotates to enable the control piece in threaded connection with the driving rod to generate displacement in the axial direction of the driving rod, and then the brake wheel is released or closed. All be used for during control on the actuating lever, need not spend time switching manual and two kinds of control modes of hydraulic pressure, the emergency is better.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to a linkage type belt brake.
Background
Band brakes are common devices used to brake a brake wheel. The conventional structure of the band brake comprises a brake band for wrapping a brake wheel and a driving oil cylinder. The brake band is wrapped on the brake wheel, one end of the brake band is fixed, the other end of the brake band is in transmission connection with a piston rod of the driving oil cylinder, and the piston rod of the driving oil cylinder stretches to control the brake band to close and release the brake of the brake wheel.
For safety, the belt brake controlled by the driving cylinder is generally additionally provided with a manual drive at the other end of the brake belt to control the brake drum to be switched on and off by the brake belt. However, when the belt brake is actually controlled, the manual driving and the driving of the driving cylinder generally belong to two braking methods, and in an emergency, it may take a certain time to switch the two braking methods to control the brake belt, and the emergency is not high.
Disclosure of Invention
The embodiment of the invention provides a linkage type belt brake, which can improve the emergency property of the belt brake. The technical scheme is as follows:
the embodiment of the invention provides a linkage type belt brake, which comprises a brake belt and a driving structure, wherein the brake belt is used for wrapping a brake wheel, one end of the brake belt is fixed, the other end of the brake belt is in transmission connection with the driving structure,
the driving structure comprises a cylinder shell, a spring seat, a driving rod, a manual control rod, a spring and a control piece,
the spring seat is coaxially arranged in the oil cylinder shell, the spring seat is in sealing connection with the oil cylinder shell, the driving rod is coaxially inserted in the spring seat and is connected with the spring seat, one end of the driving rod extends out of the oil cylinder shell and is fixedly connected with the manual control rod, and the driving rod is in sealing connection with the oil cylinder shell,
the spring is sleeved on the driving rod and positioned at one side of the spring seat and in the oil cylinder shell, two ends of the spring are respectively abutted against the oil cylinder shell and the spring seat,
the other end of the driving rod extends out of the oil cylinder shell and is in threaded connection with one end of the control piece, the middle of the control piece is hinged to a fixed position, the other end of the control piece is hinged to the other end of the brake band, and the rotating plane of the control piece is parallel to the axis of the driving rod.
Optionally, a first shaft shoulder is arranged on the driving rod, a clamping groove corresponding to the first shaft shoulder is arranged on the spring seat, the first shaft shoulder is clamped in the clamping groove, and a sealing ring is arranged between the first shaft shoulder and the clamping groove.
Optionally, the driving structure further includes a bearing and a fixing nut, the bearing is sleeved on the driving rod and located on the other side of the spring seat, and the fixing nut is screwed on the driving rod to fix the bearing on the spring seat.
Optionally, the control piece includes two parallel ear plates and connecting pin that set up relatively, the face of ear plate is parallel the axis of actuating lever, the connecting pin is inserted and is established the connection in the earhole of two ear plates, the connecting pin with actuating lever threaded connection.
Optionally, the axis of the manual control rod is perpendicular to the axis of the driving rod and is connected to the driving rod.
Optionally, the drive structure still includes the dwang, the dwang sets up the both ends of manual control pole, the axis of dwang is parallel the axis of actuating lever.
Optionally, the linkage type belt brake further comprises a limiting block and two limiting rods, the limiting block and the manual control rods are arranged at intervals, a plurality of circular holes distributed along the circumferential direction are formed in the limiting block, the two limiting rods are inserted in the circular holes, and the two limiting rods are used for limiting the manual control rod clamp.
Optionally, the cylinder housing includes a cylinder barrel and end covers fixed to two ends of the cylinder barrel, the driving rod is inserted into the end covers, and a lip-shaped sealing ring is disposed between the driving rod and the cylinder housing.
Optionally, the cylinder housing includes a cylinder barrel and end covers fixed to two ends of the cylinder barrel, the driving rod is inserted into the end covers, a lip-shaped sealing ring is disposed between the driving rod and the end covers, and the mechanical seal is disposed between the driving rod and the end covers.
Optionally, a rotating nut is coaxially connected to an end of the other end of the driving rod.
The technical scheme provided by the embodiment of the invention has the following beneficial effects: when the brake wheel is actually used, hydraulic oil can be introduced into the oil cylinder shell on one side of the spring seat, the spring seat drives the driving rod to move axially along the driving rod under the pressure action of the hydraulic oil, the other end of the driving rod pushes the control plate to move axially along the driving rod, the control plate rotates by taking the fixed position of the control piece as a fulcrum to drive the brake band hinged with the control piece to release or close the brake wheel, and finally the brake wheel returns to the original position under the action of the spring on one side of the oil cylinder shell and the spring seat. When the hydraulic oil supply is in a problem, a manual rod extending out of the oil cylinder shell and positioned at one end of the driving rod can be controlled to rotate to control the driving rod to rotate, the driving rod is connected with the oil cylinder shell in a sealing mode, the driving rod rotates to enable a control piece in threaded connection with the driving rod to generate displacement in the axial direction of the driving rod, and then a brake band hinged to the control piece is controlled to release or close a brake wheel. The manual driving and the hydraulic control are both acted on the driving rod, time is not spent on switching the manual control mode and the hydraulic control mode, and the emergency performance is good.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below,
FIG. 1 is a schematic view of a linkage band brake according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a driving structure provided in an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a mechanical seal provided by an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a control member according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a linked band brake according to an embodiment of the present invention. As shown in figure 1, the linkage type belt brake comprises a brake belt 1 and a driving structure 2, wherein the brake belt 1 is used for wrapping a brake wheel 3, one end of the brake belt 1 is fixed, and the other end of the brake belt 1 is in transmission connection with the driving structure 2.
The drive structure 2 includes a cylinder housing 201, a spring seat 202, a drive rod 203, a manual lever 204, a spring 205, and a control member 206.
The spring seat 202 is coaxially arranged in the oil cylinder shell 201, the spring seat 202 is in sealing connection with the oil cylinder shell 201, the driving rod 203 is coaxially inserted in the spring seat 202, the driving rod 203 is connected with the spring seat 202, one end of the driving rod 203 extends out of the oil cylinder shell 201 to be fixedly connected with the manual control rod 204, and the driving rod 203 is in sealing connection with the oil cylinder shell 201.
The spring 205 is sleeved on the driving rod 203 and located on one side of the spring seat 202 and in the cylinder housing 201, and two ends of the spring 205 are respectively abutted against the cylinder housing 201 and the spring seat 202.
The other end of the driving rod 203 extends out of the cylinder housing 201 and is in threaded connection with one end of a control member 206, the middle part of the control member 206 is hinged at a fixed position, the other end of the control member 206 is hinged with the other end of the brake band 1, and the rotation plane of the control member 206 is parallel to the axis of the driving rod 203.
In practical use, hydraulic oil can be introduced into the cylinder housing 201 on one side of the spring seat 202, under the pressure action of the hydraulic oil, the spring seat 202 drives the driving rod 203 to move axially along the driving rod 203, the other end of the driving rod 203 pushes the control plate to displace axially along the driving rod 203, the control plate rotates by taking the fixed position of the control member 206 as a fulcrum to drive the brake band 1 hinged with the control member 206 to release or close the brake wheel 3, and finally, the control plate returns to the original position under the action of the spring 205 on one side of the cylinder housing 201 and the spring seat 202. When the hydraulic oil supply is in a problem, a manual lever extending out of the cylinder housing 201 and located at one end of the driving rod 203 can be controlled to rotate to control the driving rod 203 to rotate, the driving rod 203 is connected with the cylinder housing 201 in a sealing mode, the driving rod 203 rotates to enable the control piece 206 in threaded connection with the driving rod 203 to generate displacement in the axial direction of the driving rod 203, and then the brake band 1 hinged to the control piece 206 is controlled to release or close the brake wheel 3. The manual driving and the hydraulic control are both acted on the driving rod 203, so that the manual and hydraulic control modes do not need to be switched by spending time, and the emergency is better.
It should be noted that, at this time, the driving rod 203 can be returned to the original position by introducing hydraulic oil between the other side of the spring seat 202 and the cylinder housing 201. The spring 205 is provided to prevent the other side of the spring seat 202 from being exposed to too much hydraulic oil.
In this structure, when the drive rod 203 is controlled to rotate by the manual lever, since at least one side of the spring seat 202 in the cylinder housing 201 is filled with hydraulic oil, the hydraulic oil will prevent the drive rod 203 from axially displacing while rotating, and when the drive rod 203 can be controlled to rotate, only the control member 206 is displaced along the axial direction of the drive rod 203 under the action of the drive rod 203.
As shown in fig. 1, the axis of the manual lever 204 may be perpendicular to the axis of the driving lever 203 and connected to the driving lever 203. The arrangement is convenient to operate.
Optionally, the driving structure 2 further comprises a rotating rod 207, the rotating rod 207 is disposed at both ends of the manual lever 204, and the axis of the rotating rod 207 is parallel to the axis of the driving rod 203. The addition of the rotating rod 207 can further facilitate the rotating operation of the manual lever 204, and provide more operating space for the manual lever 204 without occupying too much space.
As shown in fig. 1, the linkage type band brake may further include a limiting block 4 and two limiting rods 5, the limiting block 4 and the manual control rod 204 are arranged at an interval, the limiting block 4 is provided with a plurality of circular holes 401 distributed along the circumferential direction, the two limiting rods 5 are inserted into the circular holes 401, and the two limiting rods 5 are used for clamping and limiting the manual control rod 204. When the two limiting rods 5 are inserted into the round holes 401 on the limiting blocks 4, the two limiting rods 5 can clamp the manual control rod 204, so that the situation that the position of the driving rod 203 changes due to shaking of the manual control rod 204 is avoided.
The axis of the limiting rod 5 can be arranged in parallel with the axis of the driving rod 203, and the fixing effect on the manual control rod 204 is better.
As shown in fig. 1, the end of the other end of the driving rod 203 may be coaxially connected with a rotating nut 6. The arrangement of the rotating nut 6 can facilitate the disassembly and assembly operation of the driving rod 203.
Fig. 2 is a schematic structural diagram of a driving structure according to an embodiment of the present invention, and as shown in fig. 2, a first shoulder 203a may be disposed on the driving rod 203, a locking groove 202a corresponding to the first shoulder 203a is disposed on the spring seat 202, the first shoulder 203a is locked in the locking groove 202a, and a sealing ring is disposed between the first shoulder 203a and the locking groove 202 a. The first shoulder 203a of the driving rod 203 is matched with the locking groove 202a of the spring seat 202, so that the spring seat 202 can drive the driving rod 203 to move more conveniently, and a better sealing pair can be formed between the side wall of the locking groove 202a and the first shoulder 203a, thereby enhancing the sealing effect between the driving rod 203 and the spring seat 202.
Illustratively, the driving structure 2 may further include a bearing 208 and a fixing nut 209, the bearing 208 is sleeved on the driving rod 203 and is located at the other side of the spring seat 202, and the fixing nut 209 is screwed on the driving rod 203 to fix the bearing 208 on the spring seat 202. In the structure, the spring seat 202 and the driving rod 203 can be fixed together by the fixing nut 209 and the first shoulder 203a, the driving rod 203 cannot generate axial displacement relative to the spring seat 202, and the driving rod 203 is allowed to circumferentially rotate relative to the spring seat 202 by the bearing 208, so that manual control and hydraulic control of the driving rod 203 can be better realized simultaneously. The structure is convenient to disassemble, assemble and replace and convenient to maintain.
Alternatively, in the structure in which the driving rod 203 is fixed to the spring seat 202 by the first shoulder 202a, the fixing nut 209, and the bearing 208, both ends of the spring 205 may be directly connected to the spring seat 202 and the cylinder housing 201, and at this time, the spring seat 202 and the driving rod 203 may be restored directly by the elastic force of the spring 205 without introducing hydraulic oil to the other side of the spring seat 202, which is more convenient to use.
For example, a sealing ring may be additionally disposed between the locking groove 202a of the spring seat 202 and the outer wall of the driving rod 203, so as to further increase the sealing effect between the driving rod 203 and the spring seat 202.
A sealing ring can be additionally arranged between the spring seat 202 and the cylinder shell 201, so that the hydraulic oil on two sides of the spring seat 202 is prevented from flowing to influence the normal work of the driving rod 203.
Illustratively, the driving rod 203 may be additionally provided with a second shoulder 203b between the bearing 208 and the fixing nut 209, so as to facilitate the positioning and installation of the bearing 208.
In other embodiments provided by the embodiment of the present invention, the driving rod 203 and the spring seat 202 may also be in interference fit, so that a good connection between the driving rod 203 and the spring seat 202 can be achieved, and the influence of leakage on the flow of hydraulic oil in the cylinder housing 201 is also avoided.
As shown in fig. 2, the driving structure 2 may include a mechanical seal 210 disposed between the driving rod 203 and the cylinder housing 201. The additional arrangement of the mechanical seal 210 can better realize the sealing between the driving rod 203 and the oil cylinder shell 201, and the driving rod 203 and the oil cylinder shell 201 can be well connected when the driving rod 203 rotates in the circumferential direction and moves axially.
As shown in fig. 2, the oil cylinder housing 201 may include a cylinder 2011 and end caps 2012 fixed to both ends of the cylinder 2011, the driving rod 203 is inserted into the end caps 2012, and the mechanical seal 210 is disposed between the driving rod 203 and the end caps 2012. The cylinder housing 201 of this structure facilitates the installation of the mechanical seal 210.
Fig. 3 is a schematic structural diagram of a mechanical seal provided in an embodiment of the present invention, and as shown in fig. 3, the mechanical seal 210 is disposed in a mounting groove 2012a formed in an end cover 2012, the mechanical seal 210 includes a movable ring 2101, two stationary rings 2102 and a lip seal 2103, the movable ring 2101 is coaxially fixed on the driving rod 203, end faces of two ends of the movable ring 2101 respectively abut against end faces of the two stationary rings 2102, the two stationary rings 2102 are respectively fixed on the end cover 2012, and the lip seal 2103 is additionally disposed between the stationary rings 2102 and the driving rod 203 and the end cover 2012. The sealing effect of the driving rod 203 is better at this time. The implementation of the mechanical seal 210 is merely provided here, and in other cases provided by the embodiments of the present invention, the mechanical seal 210 may also have other structures, which is not limited by the present invention.
Fig. 4 is a schematic structural diagram of the control member according to the embodiment of the present invention, as shown in fig. 4, the control member 206 includes two ear plates 2061 and a connecting pin 2062, which are arranged in parallel and opposite to each other, a plate surface 2061a of each ear plate 2061 is parallel to an axis of the driving rod 203, the connecting pin 2062 is inserted into the ear holes 2061b of the two ear plates 2061, and the connecting pin 2062 is in threaded connection with the driving rod 203. The control member 206 with this structure facilitates the assembly and disassembly of the linkage type band brake as a whole.
In fig. 4 is shown a middle portion 2063 of the control member 206 hinged to the fixed position and the other end 2064 of the control member 206 hinged to the other end of the brake band 1.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A linkage type belt brake comprises a brake belt (1) and a driving structure (2), wherein the brake belt (1) is used for wrapping a brake wheel (3), one end of the brake belt (1) is fixed, the other end of the brake belt (1) is in transmission connection with the driving structure (2),
the driving structure (2) comprises an oil cylinder shell (201), a spring seat (202), a driving rod (203), a manual control rod (204), a spring (205) and a control piece (206),
the spring seat (202) is coaxially arranged in the oil cylinder shell (201), the spring seat (202) is in sealing connection with the oil cylinder shell (201), the driving rod (203) is coaxially inserted in the spring seat (202), the driving rod (203) is connected with the spring seat (202), one end of the driving rod (203) extends out of the oil cylinder shell (201) and is fixedly connected with the manual control rod (204), and the driving rod (203) is in sealing connection with the oil cylinder shell (201),
the spring (205) is sleeved on the driving rod (203) and located on one side of the spring seat (202) and in the oil cylinder shell (201), two ends of the spring (205) are respectively abutted against the oil cylinder shell (201) and the spring seat (202), the driving rod (203) is provided with a first shaft shoulder (203a), the spring seat (202) is provided with a clamping groove (202a) corresponding to the first shaft shoulder (203a), the first shaft shoulder (203a) is clamped in the clamping groove (202a), a sealing ring is arranged between the first shaft shoulder (203a) and the clamping groove (202a), the driving structure (2) further comprises a bearing (208) and a fixing nut (209), the bearing (208) is sleeved on the driving rod (203) and located on the other side of the spring seat (202), and the fixing nut (209) is in threaded connection with the driving rod (203) to fix the bearing (208) on the spring seat (202),
the other end of the driving rod (203) extends out of the oil cylinder shell (201) and is in threaded connection with one end of the control piece (206), the middle of the control piece (206) is hinged at a fixed position, the other end of the control piece (206) is hinged with the other end of the brake band (1), the rotating plane of the control piece (206) is parallel to the axis of the driving rod (203), at least one side of the spring seat (202) in the oil cylinder shell (201) is filled with hydraulic oil, and the hydraulic oil prevents the driving rod (203) from generating axial displacement while rotating,
the linkage type belt brake further comprises a limiting block (4) and two limiting rods (5), the limiting block (4) and the hand control rod (204) are arranged at intervals, a plurality of circular holes (401) distributed along the circumferential direction are formed in the limiting block (4), the two limiting rods (5) are inserted into the circular holes (401), the two limiting rods (5) are used for clamping and limiting the hand control rod (204),
the driving structure (2) further comprises a mechanical seal (210) arranged between the driving rod (203) and the oil cylinder shell (201), the oil cylinder shell (201) comprises a cylinder barrel (2011) and end covers (2012) fixed at two ends of the cylinder barrel (2011), the driving rod (203) is inserted on the end covers (2012), a lip-shaped sealing ring is arranged between the driving rod (203) and the end covers (2012), the mechanical seal (210) is arranged between the driving rod (203) and the end covers (2012),
mechanical seal (210) set up in mounting groove (2012a) seted up on end cover (2012), mechanical seal (210) include rotating ring (2101), two quiet rings (2102) and lip seal (2103), rotating ring (2101) coaxial fastening is in on actuating lever (203), the terminal surface at the both ends of rotating ring (2101) respectively with two the terminal surface counterbalance of quiet ring (2102), two quiet ring (2102) are fixed respectively on end cover (2012), quiet ring (2102) with actuating lever (203) and all be provided with between end cover (2012) lip seal (2103).
2. The linkage type band brake of claim 1, wherein the control member (206) comprises two lug plates (2061) and a connecting pin (2062) which are oppositely arranged in parallel, the plate surface (2061a) of each lug plate (2061) is parallel to the axis of the driving rod (203), the connecting pin (2062) is inserted into lug holes (2061b) of the two lug plates (2061), and the connecting pin (2062) is in threaded connection with the driving rod (203).
3. The ganged band brake of claim 1, wherein the manual lever (204) is attached to the drive rod (203) with its axis perpendicular to the axis of the drive rod (203).
4. The linkage-type band brake of claim 3, characterized in that the driving structure (2) further comprises rotating rods (207), the rotating rods (207) are arranged at both ends of the manual control rod (204), and the axis of the rotating rods (207) is parallel to the axis of the driving rod (203).
5. The ganged band brake of claim 1, characterized in that the end of the other end of the driving rod (203) is coaxially connected with a rotating nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517181.8A CN110332259B (en) | 2019-06-14 | 2019-06-14 | Linkage type belt brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517181.8A CN110332259B (en) | 2019-06-14 | 2019-06-14 | Linkage type belt brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110332259A CN110332259A (en) | 2019-10-15 |
| CN110332259B true CN110332259B (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517181.8A Active CN110332259B (en) | 2019-06-14 | 2019-06-14 | Linkage type belt brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110332259B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB462745A (en) * | 1934-06-12 | 1937-03-15 | Hermine Weihe | Hydraulic pressure device |
| CN202243962U (en) * | 2011-09-21 | 2012-05-30 | 武汉船用机械有限责任公司 | Anchor machine hydraulic controlled band brake for ships |
| CN203624942U (en) * | 2013-11-25 | 2014-06-04 | 南通力威机械有限公司 | Belt brake of winch |
| CN206036086U (en) * | 2016-07-14 | 2017-03-22 | 柳州长虹机器制造公司 | Brake master cylinder spring unit |
| CN109083950A (en) * | 2018-08-15 | 2018-12-25 | 武汉船用机械有限责任公司 | A kind of windlass band brake |
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2019
- 2019-06-14 CN CN201910517181.8A patent/CN110332259B/en active Active
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| Publication number | Publication date |
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| CN110332259A (en) | 2019-10-15 |
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