WO2018036442A1 - Sealing ring lubrication structure in coating transfer device - Google Patents
Sealing ring lubrication structure in coating transfer device Download PDFInfo
- Publication number
- WO2018036442A1 WO2018036442A1 PCT/CN2017/098242 CN2017098242W WO2018036442A1 WO 2018036442 A1 WO2018036442 A1 WO 2018036442A1 CN 2017098242 W CN2017098242 W CN 2017098242W WO 2018036442 A1 WO2018036442 A1 WO 2018036442A1
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- WIPO (PCT)
- Prior art keywords
- valve body
- piston rod
- seal ring
- valve
- oil
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/04—Pumps having electric drive
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/18—Lubricating
Definitions
- the utility model relates to the technical field of coating material transportation, in particular to a sealing ring lubrication structure in a coating material conveying device.
- An existing Chinese utility model patent with the application number CN201420693958.9 entitled “Airless Spraying Machine” discloses an airless spraying machine, comprising an organic casing, wherein the casing is equipped with a transmission device, a paint conveying device and a nozzle member, the transmission device comprising a first end gear, a second meshing gear, a first pinion, a third gear, a fourth gear, a second output shaft and a first cam driven by the motor, the first end gear and the motor
- the shaft is connected with the second meshing gear to form a first gear reduction drive, the second meshing gear and the third gear are mounted on the first pinion, the third gear and the fourth gear form a secondary gear reduction drive, and the fourth gear and the cam gear are mounted On the second output shaft.
- the utility model adopts two piston rods to reciprocate to realize the conveying of the paint, effectively enhances the spraying capability, and at the same time, the spraying material is more continuous, the spraying efficiency is high, and the effect is good; the transmission consisting of a gear train, a pinion bearing, an output shaft, and the like is adopted.
- the device makes the fuselage compact, effectively saves space and reduces the weight of the sprayer, thus realizing the portable requirements of the product.
- the disadvantage is that the spraying machine has poor lubrication effect and the transmission parts are easily worn, so the structure needs to be improved.
- the technical problem to be solved by the utility model is to provide a seal ring lubrication structure in a paint conveying device with simple structure, good lubricating effect and long service life in view of the above-mentioned state of the art.
- the sealing ring lubrication structure in the paint conveying valve comprising a valve body, wherein the valve body is provided with a paint inlet check valve, a paint outlet check valve, and a squeeze piston a rod, the inner cavity of the valve body is respectively connected with a paint inlet check valve and a paint outlet check valve
- the one-way mobile phase is connected, and one end of the squeeze piston rod is sealed by a sealing ring and can be placed in the inner cavity of the valve body to the left and right.
- the one end of the squeeze piston rod extends out of the valve body and the squeeze piston rod
- the driving devices are coupled together, wherein the valve body is provided with a lubricating oil storage chamber, and the oil storage chamber can pass the oil in the oil storage chamber to the front sealing ring and the rear sealing ring through the through hole.
- the outer peripheral surface of the squeeze piston rod is provided with an oil filling hole, and the oil filling hole can communicate with the outside when oiling, and is closed with the outside when not oiling.
- annular groove surrounding the outer peripheral surface of the squeeze piston rod for storing oil may be preferably disposed on the inner wall of the valve body cavity between the front seal ring and the rear seal ring, and the annular groove passes through the through hole and the reservoir The oil chambers are connected.
- the left portion of the inner cavity of the valve body may preferably be provided with a detachable locking block, the axial inner hole of the locking block is in communication with the valve body cavity, and the pressing piston rod is movably placed in the locking
- the front seal ring is located on the front end face of the lock block
- the rear seal ring is located on the rear end face of the cavity
- the annular groove is located on the inner wall of the lock block
- the storage The oil chamber is located on the outer peripheral surface of the front portion of the locking block.
- the locking block may preferably be secured to one end of the valve body cavity by threads.
- the driving device comprises a pendulum bearing and a motor, the motor driving a pendulum bearing, the pendulum bearing being associated with one end of the extruded piston rod.
- the utility model adopts a lubricating oil storage chamber provided in the valve body, and the oil storage chamber can pass the oil in the oil storage chamber to the between the front sealing ring and the rear sealing ring through the through hole.
- the outer peripheral surface of the piston rod is squeezed, and the oil storage chamber is provided with an oil filling hole, and the oil filling hole can communicate with the outside when oiling, and is closed with the outside when not oiling.
- the advantage of this structure is that the lubricating oil can lubricate the front sealing ring and the rear sealing ring with the movement of the extruded piston rod, keeping the front sealing ring and the rear sealing ring always in a lubricating state, the lubricating effect is good, and the piston rod is squeezed.
- the inner wall of the valve body cavity between the front sealing ring and the rear sealing ring is provided with an outer peripheral surface surrounding the extrusion piston rod
- the annular groove for oil storage prevents the lubricating oil from being interrupted due to the slow flow rate, and maintains the continuity of lubricating oil lubrication;
- the paint inlet and the paint outlet are respectively provided with a paint inlet check valve and a paint outlet check valve to prevent paint from flowing back. , so that the paint can flow in one direction.
- Figure 1 is a perspective view of an embodiment of the present invention
- Figure 2 is a bottom view of Figure 1;
- Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
- Figure 4 is a cross-sectional view of the valve body of Figure 1 after half cut;
- Figure 5 is a cross-sectional view of Figure 4 after the half of the locking block, the piston rod, and the sealing ring are cut;
- Figure 6 is an enlarged view of a portion I of Figure 3.
- the seal ring lubrication structure in the paint delivery valve of the present embodiment includes a valve body 1 , and the valve body 1 is provided with a paint inlet check valve 2 and a paint outlet check valve 3 .
- the piston rod 11 is squeezed, and the inner cavity of the valve body 1 is respectively connected to the paint inlet check valve 2 and the paint outlet check valve 3 in a unidirectional flow, and one end of the squeeze piston rod 11 is sealed by a seal ring and It can be placed in the inner cavity of the valve body 1 in a movable manner, and one end of the pressing piston rod 11 extends out of the valve body 1 and is coupled with the driving device of the pressing piston rod 11, and the valve body is provided with lubrication.
- An oil storage chamber 13 through which the oil in the oil reservoir 13 can flow to the outer peripheral surface of the squeeze piston rod 11 between the front seal ring 12 and the rear seal ring 15 through the through hole 14
- the oil storage chamber 13 is provided with an oil filling hole, and the oil filling hole can communicate with the outside when oiling, and is closed to the outside when not oiling.
- Valve body cavity between front seal ring 12 and rear seal ring 15 The inner wall is provided with an annular groove 16 for surrounding the outer peripheral surface of the piston rod 11 for oil storage, and the annular groove 16 communicates with the oil reservoir 13 through the through hole 14.
- the left side of the inner cavity of the valve body 1 is provided with a detachable locking block 4, the axial inner hole of the locking block 4 is in communication with the valve body cavity, and the pressing piston rod 11 can be movably placed in the locking block
- the front seal ring 12 is located on the front end face of the lock block 4
- the rear seal ring 15 is located on the rear end face of the cavity
- the annular groove 16 is located on the inner wall of the lock block 4.
- Upper, the oil reservoir 13 is located on the outer peripheral surface of the front portion of the locking block 4.
- the locking block 4 is screwed to one end of the valve body cavity.
- the drive device comprises a pendulum bearing 5 and a motor, the motor driving a pendulum bearing 5, the pendulum bearing 5 being associated with one end of the extruded piston rod 11.
- the motor drives the transmission wheel 6 to rotate.
- the pendulum rod bearing 5 can swing to the left and right with respect to the valve body 1, and then the pendulum rod bearing 5 drives the extrusion piston rod 11 to move left and right relative to the valve body 1.
- the motor drives the swing rod bearing movement, and the swing rod bearing is linked with one end of the extruded piston rod.
- the squeeze piston rod moves to the left and right relative to the valve body, and when the squeeze piston rod moves to the left, the paint is coated from the paint.
- the inlet check valve enters the valve body cavity and exits the paint outlet from the paint outlet check valve. Since the paint inlet and the paint outlet are respectively provided with a paint inlet check valve and a paint outlet check valve, the paint is prevented from flowing back, so that the paint can flow in one direction.
Abstract
A sealing ring lubrication structure in a coating transfer device comprises: a valve (1), and a coating inlet check valve (2), a coating outlet check valve (3), and a pushing piston rod (11) arranged in the valve (1). An inner chamber of the valve (1) communicates, unidirectionally and respectively, with the coating inlet check valve (2) and the coating outlet check valve (3). One end of the pushing piston rod (11) is sealed by a sealing ring and is arranged in the inner chamber of the valve (1) so as to be capable of moving left or right. The other end of the pushing piston rod (11) extends out of the valve (1) and links with a driving device of the pushing piston rod (11). A lubricating oil storage chamber (13) is provided in the valve for storing a lubricant. The oil in the lubricating oil storage chamber (13) flows via a through hole (14) to the periphery of the pushing piston rod (11) between a front sealing ring (12) and a rear sealing ring (15). An oil injection hole is provided at the oil storage chamber (13), communicates with the outside during oil injection, and is closed to the outside when oil is not being injected.
Description
本实用新型涉及一种涂料输送技术领域，尤其指一种涂料输送装置中的密封圈润滑结构。The utility model relates to the technical field of coating material transportation, in particular to a sealing ring lubrication structure in a coating material conveying device.
现有一种申请号为CN201420693958.9名称为《无气喷涂机》的中国实用新型专利公开了一种无气喷涂机，包括有机壳，所述机壳内安装有传动装置、涂料输送装置和喷嘴部件，所述传动装置包括由电机带动的第一端齿轮、第二啮合齿轮、第一齿轴、第三齿轮、第四齿轮、第二输出轴和第一凸轮，第一端齿轮与电机轴相连与第二啮合齿轮形成一级齿轮减速传动，第二啮合齿轮与第三齿轮安装在第一齿轴上，第三齿轮与第四齿轮形成二级齿轮减速传动，第四齿轮与凸轮装在第二输出轴上。该实用新型采用两个活塞杆往复运动实现对涂料的输送，有效的增强了喷射能力，同时喷料更加连续，喷涂效率高，效果好；利用齿轮系，齿轴轴承，输出轴等组成的传动装置使机身结构紧凑，有效的节省了空间，降低了喷涂机的重量，从而实现了产品的便携要求。但其缺点是，该喷涂机润滑效果较差，传动部件容易磨损，所以其结构还有待于改进。An existing Chinese utility model patent with the application number CN201420693958.9 entitled "Airless Spraying Machine" discloses an airless spraying machine, comprising an organic casing, wherein the casing is equipped with a transmission device, a paint conveying device and a nozzle member, the transmission device comprising a first end gear, a second meshing gear, a first pinion, a third gear, a fourth gear, a second output shaft and a first cam driven by the motor, the first end gear and the motor The shaft is connected with the second meshing gear to form a first gear reduction drive, the second meshing gear and the third gear are mounted on the first pinion, the third gear and the fourth gear form a secondary gear reduction drive, and the fourth gear and the cam gear are mounted On the second output shaft. The utility model adopts two piston rods to reciprocate to realize the conveying of the paint, effectively enhances the spraying capability, and at the same time, the spraying material is more continuous, the spraying efficiency is high, and the effect is good; the transmission consisting of a gear train, a pinion bearing, an output shaft, and the like is adopted. The device makes the fuselage compact, effectively saves space and reduces the weight of the sprayer, thus realizing the portable requirements of the product. However, the disadvantage is that the spraying machine has poor lubrication effect and the transmission parts are easily worn, so the structure needs to be improved.
发明内容Summary of the invention
本实用新型所要解决的技术问题是针对上述现有技术现状而提供一种结构简单、润滑效果好，使用寿命长的涂料输送装置中的密封圈润滑结构。The technical problem to be solved by the utility model is to provide a seal ring lubrication structure in a paint conveying device with simple structure, good lubricating effect and long service life in view of the above-mentioned state of the art.
本实用新型解决上述技术问题所采用的技术方案为：本涂料输送阀中的密封圈润滑结构，包括阀体，所述阀体内设置有涂料进口单向阀、涂料出口单向阀，挤压活塞杆，所述阀体的内腔分别与涂料进口单向阀、涂料出口单向阀以
单向流动相连通，所述挤压活塞杆的一端通过密封圈密封且能左右活动地置于阀体的内腔中，所述挤压活塞杆的一端延伸出阀体与挤压活塞杆的驱动装置相联动在一起，其特征在于：所述阀体内设置有润滑的储油腔，所述储油腔通过通孔能将储油腔中的油流到位于前密封圈与后密封圈之间的挤压活塞杆外周面上，所述储油腔上设置有注油孔，所述注油孔在注油时能与外界相连通，未注油时与外界相封闭。The technical scheme adopted by the utility model to solve the above technical problem is: the sealing ring lubrication structure in the paint conveying valve, comprising a valve body, wherein the valve body is provided with a paint inlet check valve, a paint outlet check valve, and a squeeze piston a rod, the inner cavity of the valve body is respectively connected with a paint inlet check valve and a paint outlet check valve
The one-way mobile phase is connected, and one end of the squeeze piston rod is sealed by a sealing ring and can be placed in the inner cavity of the valve body to the left and right. The one end of the squeeze piston rod extends out of the valve body and the squeeze piston rod The driving devices are coupled together, wherein the valve body is provided with a lubricating oil storage chamber, and the oil storage chamber can pass the oil in the oil storage chamber to the front sealing ring and the rear sealing ring through the through hole. The outer peripheral surface of the squeeze piston rod is provided with an oil filling hole, and the oil filling hole can communicate with the outside when oiling, and is closed with the outside when not oiling.
作为改进，在前密封圈与后密封圈之间的阀体内腔的内壁上可优选设置有环绕挤压活塞杆外周面用于储油的环形凹槽，所述环形凹槽通过通孔与储油腔相连通。As an improvement, an annular groove surrounding the outer peripheral surface of the squeeze piston rod for storing oil may be preferably disposed on the inner wall of the valve body cavity between the front seal ring and the rear seal ring, and the annular groove passes through the through hole and the reservoir The oil chambers are connected.
进一步改进，所述阀体的内腔左部可优选设置有能脱卸的锁定块，所述锁定块的轴向内孔与阀体内腔相连通，所述挤压活塞杆能活动地置于锁定块的轴向内孔中，所述前密封圈位于锁定块的前端面上，所述后密封圈位于后部的凹腔端面上，所述环形凹槽位于锁定块的内壁上，所述储油腔位于锁定块前部的外周面上。Further improved, the left portion of the inner cavity of the valve body may preferably be provided with a detachable locking block, the axial inner hole of the locking block is in communication with the valve body cavity, and the pressing piston rod is movably placed in the locking In the axial inner bore of the block, the front seal ring is located on the front end face of the lock block, and the rear seal ring is located on the rear end face of the cavity, the annular groove is located on the inner wall of the lock block, the storage The oil chamber is located on the outer peripheral surface of the front portion of the locking block.
进一步改进，所述锁定块可优选通过螺纹与阀体内腔的一端固定在一起。Further improved, the locking block may preferably be secured to one end of the valve body cavity by threads.
作为改进，所述驱动装置包括摆杆轴承与电机，所述电机驱动摆杆轴承，所述摆杆轴承与挤压活塞杆的一端相联动。As an improvement, the driving device comprises a pendulum bearing and a motor, the motor driving a pendulum bearing, the pendulum bearing being associated with one end of the extruded piston rod.
与现有技术相比，本实用新型采用阀体内设置有润滑的储油腔，所述储油腔通过通孔能将储油腔中的油流到位于前密封圈与后密封圈之间的挤压活塞杆外周面上，所述储油腔上设置有注油孔，所述注油孔在注油时能与外界相连通，未注油时与外界相封闭。这种结构的优点在于，润滑油能随挤压活塞杆的移动而润滑前密封圈以及后密封圈，保持前密封圈与后密封圈始终处于润滑状态，润滑效果好，并在挤压活塞杆与阀体内腔之间形成一层润滑油保护层，改善挤
压活塞杆在移动过程中的润滑效果，减小摩擦，减少磨损，延长阀体的使用寿命；前密封圈与后密封圈之间的阀体内腔的内壁上设置有环绕挤压活塞杆外周面用于储油的环形凹槽，避免润滑油由于流速过慢而间断，保持润滑油润滑的连续性；涂料进口与涂料出口分别设置有涂料进口单向阀与涂料出口单向阀，阻止涂料回流，使得涂料能单向流动。Compared with the prior art, the utility model adopts a lubricating oil storage chamber provided in the valve body, and the oil storage chamber can pass the oil in the oil storage chamber to the between the front sealing ring and the rear sealing ring through the through hole. The outer peripheral surface of the piston rod is squeezed, and the oil storage chamber is provided with an oil filling hole, and the oil filling hole can communicate with the outside when oiling, and is closed with the outside when not oiling. The advantage of this structure is that the lubricating oil can lubricate the front sealing ring and the rear sealing ring with the movement of the extruded piston rod, keeping the front sealing ring and the rear sealing ring always in a lubricating state, the lubricating effect is good, and the piston rod is squeezed. Form a layer of lubricating oil protection layer between the valve body cavity and improve the extrusion
The lubricating effect of the pressure piston rod during the movement process reduces friction, reduces wear and prolongs the service life of the valve body; the inner wall of the valve body cavity between the front sealing ring and the rear sealing ring is provided with an outer peripheral surface surrounding the extrusion piston rod The annular groove for oil storage prevents the lubricating oil from being interrupted due to the slow flow rate, and maintains the continuity of lubricating oil lubrication; the paint inlet and the paint outlet are respectively provided with a paint inlet check valve and a paint outlet check valve to prevent paint from flowing back. , so that the paint can flow in one direction.
图1是本实用新型实施例的立体图；Figure 1 is a perspective view of an embodiment of the present invention;
图2是图1的仰视图；Figure 2 is a bottom view of Figure 1;
图3是图2中沿A-A线的剖面图；Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
图4是图1中阀体剖去一半后的剖视图；Figure 4 is a cross-sectional view of the valve body of Figure 1 after half cut;
图5是图4中剖去一半锁定块、挤压活塞杆、密封圈后的剖视图；Figure 5 is a cross-sectional view of Figure 4 after the half of the locking block, the piston rod, and the sealing ring are cut;
图6是图3中I部分的放大图。Figure 6 is an enlarged view of a portion I of Figure 3.
以下结合附图实施例对本实用新型作进一步详细描述。The present invention will be further described in detail below with reference to the embodiments of the drawings.
如图1至图6所示，本实施例的涂料输送阀中的密封圈润滑结构，包括阀体1，所述阀体1内设置有涂料进口单向阀2、涂料出口单向阀3，挤压活塞杆11，所述阀体1的内腔分别与涂料进口单向阀2、涂料出口单向阀3以单向流动相连通，所述挤压活塞杆11的一端通过密封圈密封且能左右活动地置于阀体1的内腔中，所述挤压活塞杆11的一端延伸出阀体1与挤压活塞杆11的驱动装置相联动在一起，所述阀体内设置有润滑的储油腔13，所述储油腔13通过通孔14能将储油腔13中的油流到位于前密封圈12与后密封圈15之间的挤压活塞杆11外周面上，所述储油腔13上设置有注油孔，所述注油孔在注油时能与外界相连通，未注油时与外界相封闭。在前密封圈12与后密封圈15之间的阀体内腔
的内壁上设置有环绕挤压活塞杆11外周面用于储油的环形凹槽16，所述环形凹槽16通过通孔14与储油腔13相连通。所述阀体1的内腔左部设置有能脱卸的锁定块4，所述锁定块4的轴向内孔与阀体内腔相连通，所述挤压活塞杆11能活动地置于锁定块4的轴向内孔中，所述前密封圈12位于锁定块4的前端面上，所述后密封圈15位于后部的凹腔端面上，所述环形凹槽16位于锁定块4的内壁上，所述储油腔13位于锁定块4前部的外周面上。所述锁定块4通过螺纹与阀体内腔的一端固定在一起。所述驱动装置包括摆杆轴承5与电机，所述电机驱动摆杆轴承5，所述摆杆轴承5与挤压活塞杆11的一端相联动。电机带动传动轮6转动，当传动轮6转动时，摆杆轴承5能相对阀体1左右摆动，继而摆杆轴承5带动挤压活塞杆11相对阀体1左右移动。As shown in FIG. 1 to FIG. 6 , the seal ring lubrication structure in the paint delivery valve of the present embodiment includes a valve body 1 , and the valve body 1 is provided with a paint inlet check valve 2 and a paint outlet check valve 3 . The piston rod 11 is squeezed, and the inner cavity of the valve body 1 is respectively connected to the paint inlet check valve 2 and the paint outlet check valve 3 in a unidirectional flow, and one end of the squeeze piston rod 11 is sealed by a seal ring and It can be placed in the inner cavity of the valve body 1 in a movable manner, and one end of the pressing piston rod 11 extends out of the valve body 1 and is coupled with the driving device of the pressing piston rod 11, and the valve body is provided with lubrication. An oil storage chamber 13 through which the oil in the oil reservoir 13 can flow to the outer peripheral surface of the squeeze piston rod 11 between the front seal ring 12 and the rear seal ring 15 through the through hole 14 The oil storage chamber 13 is provided with an oil filling hole, and the oil filling hole can communicate with the outside when oiling, and is closed to the outside when not oiling. Valve body cavity between front seal ring 12 and rear seal ring 15
The inner wall is provided with an annular groove 16 for surrounding the outer peripheral surface of the piston rod 11 for oil storage, and the annular groove 16 communicates with the oil reservoir 13 through the through hole 14. The left side of the inner cavity of the valve body 1 is provided with a detachable locking block 4, the axial inner hole of the locking block 4 is in communication with the valve body cavity, and the pressing piston rod 11 can be movably placed in the locking block In the axial inner bore of the fourth end, the front seal ring 12 is located on the front end face of the lock block 4, and the rear seal ring 15 is located on the rear end face of the cavity, the annular groove 16 is located on the inner wall of the lock block 4. Upper, the oil reservoir 13 is located on the outer peripheral surface of the front portion of the locking block 4. The locking block 4 is screwed to one end of the valve body cavity. The drive device comprises a pendulum bearing 5 and a motor, the motor driving a pendulum bearing 5, the pendulum bearing 5 being associated with one end of the extruded piston rod 11. The motor drives the transmission wheel 6 to rotate. When the transmission wheel 6 rotates, the pendulum rod bearing 5 can swing to the left and right with respect to the valve body 1, and then the pendulum rod bearing 5 drives the extrusion piston rod 11 to move left and right relative to the valve body 1.
工作原理，电机带动摆杆轴承运动，摆杆轴承与挤压活塞杆的一端相联动，传动轮转动时，挤压活塞杆相对阀体左右移动，挤压活塞杆向左移动时，涂料从涂料进口单向阀进入阀体内腔，并从经过涂料出口单向阀从涂料出口离开。由于涂料进口与涂料出口分别设置有涂料进口单向阀与涂料出口单向阀，阻止涂料回流，使得涂料能单向流动。
Working principle, the motor drives the swing rod bearing movement, and the swing rod bearing is linked with one end of the extruded piston rod. When the transmission wheel rotates, the squeeze piston rod moves to the left and right relative to the valve body, and when the squeeze piston rod moves to the left, the paint is coated from the paint. The inlet check valve enters the valve body cavity and exits the paint outlet from the paint outlet check valve. Since the paint inlet and the paint outlet are respectively provided with a paint inlet check valve and a paint outlet check valve, the paint is prevented from flowing back, so that the paint can flow in one direction.
Claims (5)
- 一种涂料输送阀中的密封圈润滑结构，包括阀体(1)，所述阀体(1)内设置有涂料进口单向阀(2)、涂料出口单向阀(3)，挤压活塞杆(11)，所述阀体(1)的内腔分别与涂料进口单向阀(2)、涂料出口单向阀(3)以单向流动相连通，所述挤压活塞杆(11)的一端通过密封圈密封且能左右活动地置于阀体(1)的内腔中，所述挤压活塞杆(11)的一端延伸出阀体(1)与挤压活塞杆(11)的驱动装置相联动在一起，其特征在于：所述阀体内设置有润滑的储油腔(13)，所述储油腔(13)通过通孔(14)能将储油腔(13)中的油流到位于前密封圈(12)与后密封圈(15)之间的挤压活塞杆(11)外周面上，所述储油腔(13)上设置有注油孔，所述注油孔在注油时能与外界相连通，未注油时与外界相封闭。A sealing ring lubricating structure in a paint conveying valve comprises a valve body (1), wherein the valve body (1) is provided with a paint inlet check valve (2), a paint outlet check valve (3), and a squeeze piston a rod (11), the inner cavity of the valve body (1) is respectively connected to the paint inlet check valve (2) and the paint outlet check valve (3) in a unidirectional flow, the squeeze piston rod (11) One end is sealed by a sealing ring and can be left and right in the inner cavity of the valve body (1), one end of the pressing piston rod (11) extends out of the valve body (1) and the squeeze piston rod (11) The driving devices are coupled together, characterized in that: the valve body is provided with a lubricating oil storage chamber (13), and the oil storage chamber (13) can pass through the through hole (14) in the oil storage chamber (13) The oil flows to the outer peripheral surface of the squeeze piston rod (11) between the front seal ring (12) and the rear seal ring (15), and the oil reservoir chamber (13) is provided with an oil hole, and the oil hole is It can communicate with the outside world when oiling, and it is closed to the outside when it is not oiled.
- 根据权利要求1所述的密封圈润滑结构，其特征在于：在前密封圈(12)与后密封圈(15)之间的阀体内腔的内壁上设置有环绕挤压活塞杆(11)外周面用于储油的环形凹槽(16)，所述环形凹槽(16)通过通孔(14)与储油腔(13)相连通。The seal ring lubrication structure according to claim 1, characterized in that the inner wall of the valve body cavity between the front seal ring (12) and the rear seal ring (15) is provided with a circumference around the outer circumference of the squeeze piston rod (11). The annular groove (16) for oil storage, the annular groove (16) is in communication with the oil reservoir (13) through the through hole (14).
- 根据权利要求2所述的密封圈润滑结构，其特征在于：所述阀体(1)的内腔左部设置有能脱卸的锁定块(4)，所述锁定块(4)的轴向内孔与阀体内腔相连通，所述挤压活塞杆(11)能活动地置于锁定块(4)的轴向内孔中，所述前密封圈(12)位于锁定块(4)的前端面上，所述后密封圈(15)位于后部的凹腔端面上，所述环形凹槽(16)位于锁定块(4)的内壁上，所述储油腔(13)位于锁定块(4)前部的外周面上。The seal ring lubrication structure according to claim 2, characterized in that: the left side of the inner cavity of the valve body (1) is provided with a detachable locking block (4), and the locking block (4) is axially inner The bore communicates with a valve body cavity, the squeeze piston rod (11) being movably disposed in an axial bore of the lock block (4), the front seal (12) being located at the front end of the lock block (4) On the face, the rear seal ring (15) is located on the rear end face of the cavity, the annular groove (16) is located on the inner wall of the lock block (4), and the oil storage chamber (13) is located at the lock block ( 4) The outer peripheral surface of the front part.
- 根据权利要求3所述的密封圈润滑结构，其特征在于：所述锁定块(4)通过螺纹与阀体内腔的一端固定在一起。The seal ring lubrication structure according to claim 3, wherein the lock block (4) is fixed to one end of the valve body cavity by a screw.
- 根据权利要求1至4中任一所述的密封圈润滑结构，其特征在于： 所述驱动装置包括摆杆轴承(5)与电机，所述电机驱动摆杆轴承(5)，所述摆杆轴承(5)与挤压活塞杆(11)的一端相联动。 A seal ring lubrication structure according to any one of claims 1 to 4, characterized in that: The drive device comprises a pendulum bearing (5) and a motor, the motor driving a pendulum bearing (5), the pendulum bearing (5) being associated with one end of the extruded piston rod (11).
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| CN201620950178.7 | 2016-08-24 | ||
| CN201620950178.7U CN206071809U (en) | 2016-08-24 | 2016-08-24 | Apply the sealing ring lubrication system in material conveying device |
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| WO2018036442A1 true WO2018036442A1 (en) | 2018-03-01 |
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| CN206071809U (en) * | 2016-08-24 | 2017-04-05 | 宁波迪诺机械有限公司 | Apply the sealing ring lubrication system in material conveying device |
| CN109798230A (en) * | 2019-03-05 | 2019-05-24 | 温岭市牧屿红旗机床厂 | A kind of high pressure cleaning pump of planetary structure |
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