TW201836883A - Hydraulic device - Google Patents
Hydraulic device Download PDFInfo
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- TW201836883A TW201836883A TW107104319A TW107104319A TW201836883A TW 201836883 A TW201836883 A TW 201836883A TW 107104319 A TW107104319 A TW 107104319A TW 107104319 A TW107104319 A TW 107104319A TW 201836883 A TW201836883 A TW 201836883A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/18—Combined units comprising both motor and pump
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- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
Description
本發明是有關於一種液壓裝置，該液壓裝置包括：儲槽（tank），其用以在內部儲存作動液；泵（pump），其是用以將作動液從所述儲槽內供給至驅動對象的動力源；以及接裝板（adapter plate），其中內置用以在所述儲槽與所述驅動對象之間進行作動液的輸入輸出的液壓迴路。The invention relates to a hydraulic device comprising: a tank for storing an actuating liquid inside; a pump for supplying actuating liquid from the storage tank to the driving a power source of the object; and an adapter plate in which a hydraulic circuit for inputting and outputting the actuation fluid between the reservoir and the driving object is built.
以往，如圖7及圖8所示，液壓裝置a1包括：儲槽a3，其用以在內部儲存作動液；泵a4，其是用以將作動液從所述儲槽a3內供給至驅動對象的動力源；以及接裝板a2，其中內置用以在所述儲槽a3與所述驅動對象之間進行作動液的輸入輸出的液壓迴路，於此種液壓裝置a1中，從與液壓裝置a1的長度方向正交的方向將所述液壓迴路中所設置的閥類安裝於接裝板，所述閥類具體而言為：電磁閥（solenoid valve）a22，選擇性地採用禁止作動液從驅動對象流向儲槽a3的關閉狀態及允許作動液從驅動對象流向儲槽a3的打開狀態；流量控制閥a23，用以控制從驅動對象流向儲槽a3的作動液的流量；減壓閥（relief valve）a24，在從儲槽a3至驅動對象的作動液供給路徑中的作動液壓超過規定壓力時打開。In the past, as shown in FIG. 7 and FIG. 8, the hydraulic device a1 includes a storage tank a3 for storing the working fluid therein, and a pump a4 for supplying the operating fluid from the storage tank a3 to the driving object. And a mounting plate a2 in which a hydraulic circuit for inputting and outputting the working fluid between the storage tank a3 and the driving object is built in, in the hydraulic device a1, the hydraulic device a1 The direction of the longitudinal direction is orthogonal to the valve provided in the hydraulic circuit to the adapter plate, and the valve is specifically a solenoid valve a22, which is selectively driven from the actuating liquid. The object flows to the closed state of the storage tank a3 and allows the operating fluid to flow from the driving object to the opening state of the storage tank a3; the flow control valve a23 controls the flow rate of the operating fluid flowing from the driving object to the storage tank a3; the relief valve A24 is opened when the operating hydraulic pressure in the operating fluid supply path from the storage tank a3 to the drive target exceeds a predetermined pressure.
此外，在將此種液壓裝置安裝於車輛時，產生了利用車輛的死空間（dead space）而設置於細長的長方體狀的空間內的要求。Further, when such a hydraulic device is attached to a vehicle, there is a demand that it is installed in an elongated rectangular parallelepiped space by using a dead space of the vehicle.
然而，在以往的液壓裝置的構成中，如上所述般是從與液壓裝置的長度方向正交的方向將閥類安裝於接裝板，因此，液壓裝置的高度尺寸及縱深尺寸大，難以滿足上述要求。 [現有技術文獻] [專利文獻]However, in the configuration of the conventional hydraulic device, since the valve is attached to the adapter plate from the direction orthogonal to the longitudinal direction of the hydraulic device as described above, the height dimension and the depth dimension of the hydraulic device are large, which is difficult to satisfy. The above requirements. [Prior Art Document] [Patent Literature]
[專利文獻1]日本專利特開2011-79503號公報[Patent Document 1] Japanese Patent Laid-Open Publication No. 2011-79503
[發明所欲解決之課題] 本發明著眼於以上的方面，目的在於實現一種可收納於細長的長方體狀的空間中的液壓裝置。 [解決課題之手段][Problems to be Solved by the Invention] The present invention has been made in view of the above points, and an object thereof is to realize a hydraulic device that can be housed in an elongated rectangular parallelepiped space. [Means for solving the problem]
為解決以上的課題，本發明的液壓裝置具有以下所述的構成。即，本發明的液壓裝置包括：儲槽，其用以在內部儲存作動液；泵，其是用以將作動液從所述儲槽內供給至驅動對象的動力源；以及接裝板，其中內置用以在所述儲槽與所述驅動對象之間進行作動液的輸入輸出的液壓迴路，所述液壓裝置於所述接裝板中，沿著所述液壓裝置的長度方向裝卸所述液壓迴路中所設置的閥類。In order to solve the above problems, the hydraulic device of the present invention has the following configuration. That is, the hydraulic device of the present invention includes: a reservoir for storing the working fluid therein; a pump for supplying a driving fluid from the reservoir to a power source for driving the object; and a tipping plate, wherein a hydraulic circuit for inputting and outputting an actuating fluid between the storage tank and the driving object, the hydraulic device loading and unloading the hydraulic pressure along the length direction of the hydraulic device in the adapter plate The valve type set in the loop.
若為此種構成，則沿著液壓裝置的長度方向裝卸所述閥類，因此，設置接裝板的部位的高度尺寸及縱深尺寸不會因閥類的存在而變大。因此，可容易地將此種液狀裝置收納於細長的長方體狀的空間。According to this configuration, since the valve is attached and detached along the longitudinal direction of the hydraulic device, the height dimension and the depth dimension of the portion where the adapter plate is provided are not increased by the presence of the valve. Therefore, such a liquid device can be easily accommodated in an elongated rectangular parallelepiped space.
再者，本發明中，所謂「閥類」，是表示為了控制作動液的流動而安裝於接裝板中來構成液壓迴路的閥等的構件全體的概念，所述閥例如為：電磁閥，選擇性地採用禁止作動液從驅動對象流向儲槽的關閉狀態及允許作動液從驅動對象流向儲槽的打開狀態；流量控制閥，用以控制從驅動對象流向儲槽的作動液的流量；減壓閥，在從儲槽至驅動對象的作動液供給路徑中的作動液壓超過規定壓力時打開。 [發明的效果]In the present invention, the term "valve" is a concept of a valve or the like that is attached to a mounting plate to control the flow of the actuating liquid to constitute a hydraulic circuit. The valve is, for example, a solenoid valve. Selectively adopting a closed state in which the actuating liquid flows from the driving object to the storage tank and an opening state in which the actuating liquid is allowed to flow from the driving object to the storage tank; and a flow control valve for controlling the flow rate of the operating fluid flowing from the driving object to the storage tank; The pressure valve is opened when the operating hydraulic pressure in the operating fluid supply path from the storage tank to the driving target exceeds a predetermined pressure. [Effects of the Invention]
根據本發明，能夠實現一種可收納於細長的長方體狀的空間中的液壓裝置。According to the present invention, it is possible to realize a hydraulic device that can be housed in an elongated rectangular parallelepiped space.
以下，參照圖1～圖6來表示本發明的一實施形態。Hereinafter, an embodiment of the present invention will be described with reference to Figs. 1 to 6 .
如圖1所示，本實施形態的液壓裝置1搭載於車輛的車箱N的後部下方，將作動液供給至構成致動器（actuator）的氣缸（cylinder）C，該致動器用以使驅動對象物即承載台（尾門T）升降。As shown in Fig. 1, the hydraulic device 1 of the present embodiment is mounted below the rear portion of the vehicle N of the vehicle, and supplies the operating fluid to a cylinder C constituting an actuator for driving the actuator. The object is the carrying platform (tailgate T).
如圖2及圖3所示，所述液壓裝置1包括：接裝板2，其形成液壓迴路；儲槽3，其接合於所述接裝板2；泵4，其抽吸所述儲槽3內的作動液，向接裝板2供給所述作動液；吸濾器（suction strainer）5，其中基端部5a嵌入至所述泵4；以及回管（return pipe）6，其中基端部6a嵌入至所述接裝板2。As shown in FIGS. 2 and 3, the hydraulic device 1 includes: an adapter plate 2 that forms a hydraulic circuit; a reservoir 3 that is coupled to the adapter plate 2; and a pump 4 that suctions the reservoir The actuating liquid in 3 supplies the actuating liquid to the adapter plate 2; a suction strainer 5 in which the base end portion 5a is embedded in the pump 4; and a return pipe 6 in which the base end portion is 6a is embedded in the adapter plate 2.
如圖2所示，所述接裝板2包括：作動液流入口2a，其從所述泵4接受作動液的供給；作動液供給口2b，其用以在與所述氣缸C之間輸入輸出；以及作動液排出口2c，其用以將從所述氣缸C排出的作動液經由所述回管6而導引至所述儲槽3。而且，如圖2～圖5所示，所述接裝板2內置有作動液供給路徑2d、止回閥21、作動液排出路徑2e及減壓（relief）通路2f，並且於該接裝板2安裝有電磁閥22、流量控制閥23及減壓閥24。所述作動液供給路徑2d是連結所述作動液流入口2a與作動液供給口2b的通路。所述止回閥21設置於所述作動液供給路徑2d中，抑制作動液從氣缸C側即作動液供給口2b側向泵4側即作動液流入口2a側倒流。所述作動液排出路徑2e從所述作動液供給路徑2d中的較所述止回閥21更靠所述作動液供給口2b側的部位分支，且連通於所述作動液排出口2c。所述電磁閥22設置於所述作動液排出路徑2e中，且選擇性地採用第1狀態及第2狀態中的任一個狀態，所述第1狀態阻斷作動液從作動液供給口2b側流向作動液排出口2c側，所述第2狀態允許作動液從作動液供給口2b側流向作動液排出口2c側。所述流量控制閥23設置於所述電磁閥22與所述作動液排出口2c之間。所述減壓通路2f從所述作動液供給路徑2d中的較所述止回閥21更靠所述作動液流入口2a側的部位分支，且使所述作動液供給路徑2d與所述作動液排出路徑2e中的較所述流量控制閥23更靠所述作動液排出口2c側的部位短路。所述減壓閥24設置於所述減壓通路2f中，且在所述作動液供給路徑2d中的較所述止回閥21更靠泵4側的部位的液壓超過規定液壓時打開，在其他情況下關閉。再者，符號25是設置於所述作動液排出路徑2e中的較所述電磁閥22更靠上游側的部位的過濾器。As shown in FIG. 2, the adapter plate 2 includes an actuating liquid inlet 2a for receiving supply of actuating liquid from the pump 4, and an actuating liquid supply port 2b for inputting with the cylinder C. An output; and an actuating fluid discharge port 2c for guiding the hydraulic fluid discharged from the cylinder C to the storage tank 3 via the return pipe 6. Further, as shown in FIGS. 2 to 5, the adapter plate 2 incorporates an operating fluid supply path 2d, a check valve 21, an operating fluid discharge path 2e, and a relief passage 2f, and the adapter plate 2 A solenoid valve 22, a flow control valve 23, and a pressure reducing valve 24 are attached. The actuating liquid supply path 2d is a passage that connects the actuating liquid inflow port 2a and the actuating liquid supply port 2b. The check valve 21 is provided in the actuating liquid supply path 2d, and the actuating liquid is prevented from flowing backward from the side of the cylinder C, that is, the side of the liquid supply port 2b, to the side of the pump 4, that is, the side of the moving fluid inlet 2a. The actuating liquid discharge path 2e branches from a portion of the actuating liquid supply path 2d closer to the working fluid supply port 2b than the check valve 21, and communicates with the actuating liquid discharge port 2c. The electromagnetic valve 22 is provided in the operating fluid discharge path 2e, and selectively adopts one of a first state and a second state, and the first state blocks the actuation liquid from the side of the operating fluid supply port 2b. The flow is to the side of the working fluid discharge port 2c, and the second state allows the actuating liquid to flow from the side of the actuating liquid supply port 2b to the side of the actuating liquid discharge port 2c. The flow rate control valve 23 is provided between the solenoid valve 22 and the actuating liquid discharge port 2c. The pressure reducing passage 2f branches from a portion of the operating fluid supply path 2d closer to the side of the operating fluid inflow port 2a than the check valve 21, and causes the actuating liquid supply path 2d to actuate The flow rate control valve 23 in the liquid discharge path 2e is short-circuited to the portion on the side of the working fluid discharge port 2c. The pressure reducing valve 24 is provided in the pressure reducing passage 2f, and is opened when the hydraulic pressure of the portion of the operating fluid supply path 2d that is closer to the pump 4 side than the check valve 21 exceeds a predetermined hydraulic pressure. Closed in other cases. Further, reference numeral 25 is a filter provided at a portion on the upstream side of the solenoid valve 22 in the operating fluid discharge path 2e.
而且，本實施形態採用如下構成，即，如圖5所示，於所述接裝板2，沿著液壓裝置的長度方向，更具體而言，沿著從儲槽3朝向所述接裝板2的方向裝卸所述電磁閥22、所述流量控制閥23及所述減壓閥24。Further, in the present embodiment, as shown in FIG. 5, the adapter plate 2 is along the longitudinal direction of the hydraulic device, more specifically, from the reservoir 3 toward the adapter plate. The solenoid valve 22, the flow rate control valve 23, and the pressure reducing valve 24 are attached and detached in the direction of 2.
更具體而言，所述電磁閥22的一部分從所述接裝板2向儲槽3側突出，相反側成為未圖示的公螺紋，將所述公螺紋螺固於接裝板2側所設置的未圖示的母螺紋，藉此，將該電磁閥22安裝於所述接裝板2。More specifically, a part of the electromagnetic valve 22 protrudes from the adapter plate 2 toward the sump 3 side, and the opposite side is a male screw (not shown), and the male screw is screwed to the side of the adapter plate 2 A female screw (not shown) is provided, whereby the electromagnetic valve 22 is attached to the adapter plate 2.
所述流量控制閥23的一部分從所述接裝板2向儲槽3側突出，相反側成為未圖示的公螺紋，將公螺紋螺固於接裝板2側所設置的未圖示的母螺紋，藉此，將流量控制閥23安裝於所述接裝板2。A part of the flow rate control valve 23 protrudes from the adapter plate 2 toward the sump 3 side, and the opposite side is a male screw (not shown), and the male screw is screwed to the side of the attachment plate 2 (not shown). The female thread, whereby the flow control valve 23 is attached to the adapter plate 2.
所述減壓閥24的一部分從所述接裝板2向儲槽3側突出，相反側成為未圖示的公螺紋，將公螺紋螺固於接裝板2側所設置的未圖示的母螺紋，藉此，將減壓閥24安裝於所述接裝板2。A part of the pressure reducing valve 24 protrudes from the adapter plate 2 toward the sump 3 side, and the opposite side is a male screw (not shown), and the male screw is screwed to the side of the mounting plate 2 (not shown). The female screw, whereby the pressure reducing valve 24 is attached to the adapter plate 2.
如圖3及圖5所示，所述儲槽3是安裝於所述接裝板2的側方的樹脂製的儲槽，於內部儲存有作動液。As shown in FIG. 3 and FIG. 5, the storage tank 3 is a resin storage tank attached to the side of the attachment plate 2, and an operating fluid is stored therein.
如圖3及圖5所示，所述泵4安裝於所述接裝板2的側方，經由所述吸濾器5來抽吸儲槽3內部的作動液，且向所述接裝板2的作動液流入口2a排出作動液。而且，該泵4從馬達（motor）7接受動力的供給。該馬達7安裝於所述接裝板2的側方，且其輸出軸連接於所述泵4。所述馬達7在由繼電器開關（relay switch）8通電時起動。As shown in FIGS. 3 and 5, the pump 4 is attached to the side of the adapter plate 2, and sucks the operating fluid inside the storage tank 3 via the suction filter 5, and to the adapter plate 2 The actuating liquid inlet 2a discharges the working fluid. Further, the pump 4 receives power supply from a motor 7. The motor 7 is mounted to the side of the adapter plate 2, and its output shaft is coupled to the pump 4. The motor 7 is started when energized by a relay switch 8.
如上所述，而且如圖3及圖6所示，所述吸濾器5的基端部5a嵌入至所述泵4，另一方面，前端部5b接近或接觸儲槽3的底壁3a。更具體而言，如圖6所示，該吸濾器5的基端側沿著液壓裝置1的長度方向延伸，另一方面，前端側向儲槽3的底壁3a延伸，除了基端部5a及前端部5b以外的部位為正視呈大致L字狀的管狀構件。而且，該吸濾器5的基端部5a的外徑變得大於鄰接部位的外徑，並且具備能夠供密封構件即O形環91插入的O形環插入槽5x。所述O形環91的內側的部位配置於所述O形環插入槽5x內，並且外側彈性密合於所述泵4的作動液吸入口4a的內壁。另一方面，於所述吸濾器5的前端部5b的多個部位，設置有較其他部位優先與儲槽3的底壁3a接觸的突起51，將這些突起51之間的部位作為用以從儲槽3內導入作動液的開口。As described above, and as shown in FIGS. 3 and 6, the proximal end portion 5a of the suction filter 5 is fitted to the pump 4, and the distal end portion 5b is close to or in contact with the bottom wall 3a of the reservoir 3. More specifically, as shown in FIG. 6, the base end side of the suction filter 5 extends along the longitudinal direction of the hydraulic device 1, and on the other hand, the front end side extends toward the bottom wall 3a of the storage tank 3 except for the base end portion 5a. The portion other than the distal end portion 5b is a tubular member having a substantially L shape in a front view. Further, the outer diameter of the proximal end portion 5a of the suction filter 5 becomes larger than the outer diameter of the adjacent portion, and an O-ring insertion groove 5x into which the O-ring 91 which is a sealing member can be inserted is provided. The inner portion of the O-ring 91 is disposed in the O-ring insertion groove 5x, and the outer side is elastically adhered to the inner wall of the operating fluid suction port 4a of the pump 4. On the other hand, a plurality of portions of the front end portion 5b of the suction filter 5 are provided with projections 51 which are in contact with the bottom wall 3a of the reservoir 3 in preference to the other portions, and the portions between the projections 51 are used as An opening for the actuation liquid is introduced into the reservoir 3.
而且，於所述儲槽3的底壁中的所述吸濾器5的外方，即隔著所述吸濾器5而處於所述接裝板2相反側的部位，形成有作為防脫部的突條31。該突條31是以如下方式構成，即，從儲槽3的底壁3a豎立，並且沿著液壓裝置1的長度方向延伸，一個端部壓靠於所述吸濾器5，藉此，防止該吸濾器5脫落。Further, an outer side of the suction filter 5 in the bottom wall of the storage tank 3, that is, a portion on the opposite side of the attachment plate 2 via the suction filter 5, is formed as a retaining portion. The bulge 31. The ridge 31 is constructed such that it is erected from the bottom wall 3a of the sump 3 and extends along the longitudinal direction of the hydraulic device 1, and one end is pressed against the suction filter 5, thereby preventing the ridge The suction filter 5 is detached.
藉由如上所述般構成，沿著液壓裝置的長度方向裝卸閥類，即所述電磁閥22、所述流量控制閥23及所述減壓閥24，因此，設置接裝板2的部位的高度尺寸及縱深尺寸不會因閥類的存在而變大。因此，可容易地將此種液狀裝置1收納於細長的長方體狀的空間。According to the configuration described above, the valves, that is, the solenoid valve 22, the flow rate control valve 23, and the pressure reducing valve 24 are attached and detached along the longitudinal direction of the hydraulic device, and therefore, the portion of the adapter plate 2 is provided. The height dimension and depth dimension do not become larger due to the presence of valves. Therefore, such a liquid device 1 can be easily accommodated in an elongated rectangular parallelepiped space.
再者，本發明不限於以上所述的實施形態。Furthermore, the present invention is not limited to the embodiments described above.
例如，亦可在具備所述實施形態的電磁閥、流量控制閥及減壓閥以外的閥類的液壓裝置中應用本發明。換言之，只要構成為沿著液壓裝置的長度方向安裝構成所述液壓裝置且安裝於接裝板中的所有的閥類，則可獲得本發明的所有主要效果。For example, the present invention can be applied to a hydraulic device including a valve other than the electromagnetic valve, the flow rate control valve, and the pressure reducing valve of the above embodiment. In other words, all of the main effects of the present invention can be obtained as long as all the valves constituting the hydraulic device and mounted in the adapter plate are attached along the longitudinal direction of the hydraulic device.
而且，作為利用本發明的液壓裝置供給液壓的對象的驅動對象物亦可為承載台以外的對象。進而，本發明的液壓裝置並不限於搭載在車輛的車箱的後部下方的空間中，可搭載在任意的位置，亦可將本發明應用於搭載在車輛以外的部位的液壓裝置中。Further, the object to be driven which is to be supplied with the hydraulic pressure by the hydraulic device of the present invention may be an object other than the stage. Further, the hydraulic device of the present invention is not limited to being mounted in a space below the rear portion of the trunk of the vehicle, and can be mounted at an arbitrary position, and the present invention can be applied to a hydraulic device mounted on a portion other than the vehicle.
另外，可於不影響本發明宗旨的範圍內進行各種變更。Further, various modifications can be made without departing from the spirit and scope of the invention.
1、a1‧‧‧液壓裝置1. a1‧‧‧ hydraulic device
2、a2‧‧‧接裝板2, a2‧‧‧ pick-up board
2a‧‧‧作動液流入口2a‧‧‧Acoustic fluid inlet
2b‧‧‧作動液供給口2b‧‧‧ Actuator supply port
2c‧‧‧作動液排出口2c‧‧‧acting fluid discharge
2d‧‧‧作動液供給路徑2d‧‧‧actuating fluid supply path
2e‧‧‧作動液排出路徑2e‧‧‧actuating fluid discharge path
2f‧‧‧減壓通路2f‧‧‧Decompression pathway
3、a3‧‧‧儲槽3. a3‧‧‧ storage tank
3a‧‧‧底壁3a‧‧‧ bottom wall
4、a4‧‧‧泵4, a4‧‧‧ pump
4a‧‧‧作動液吸入口4a‧‧‧ Actuator suction
5‧‧‧吸濾器5‧‧‧ suction filter
5a、6a‧‧‧基端部5a, 6a‧‧‧ base end
5b‧‧‧前端部5b‧‧‧ front end
5x‧‧‧O形環插入槽5x‧‧‧O-ring insertion slot
6‧‧‧回管6‧‧‧Return
7‧‧‧馬達7‧‧‧Motor
8‧‧‧繼電器開關8‧‧‧Relay switch
21‧‧‧止回閥21‧‧‧ check valve
22、a22‧‧‧電磁閥22, a22‧‧‧ solenoid valve
23、a23‧‧‧流量控制閥23, a23‧‧‧ flow control valve
24、a24‧‧‧減壓閥24, a24‧‧‧ pressure reducing valve
25‧‧‧過濾器25‧‧‧Filter
31‧‧‧突條31‧‧‧ 突条
51‧‧‧突起51‧‧‧Protrusion
91‧‧‧O形環91‧‧‧O-ring
C‧‧‧氣缸C‧‧‧ cylinder
N‧‧‧車箱N‧‧ ‧ car box
T‧‧‧尾門T‧‧‧ tail gate
圖1是表示搭載有本發明的一實施形態的液壓裝置的車輛的概略圖。 圖2是表示包含所述實施形態的液壓裝置的液壓迴路的迴路圖。 圖3是表示所述實施形態的液壓裝置的正面圖。 圖4是表示所述實施形態的液壓裝置的左側面圖。 圖5是表示所述實施形態的液壓裝置的右側面圖。 圖6是表示所述實施形態的將吸濾器安裝於泵時的安裝形態的圖。 圖7是表示以往的液壓裝置的正面圖。 圖8是表示以往的液壓裝置的右側面面。Fig. 1 is a schematic view showing a vehicle on which a hydraulic device according to an embodiment of the present invention is mounted. Fig. 2 is a circuit diagram showing a hydraulic circuit including the hydraulic device of the embodiment. Fig. 3 is a front elevational view showing the hydraulic device of the embodiment. Fig. 4 is a left side view showing the hydraulic device of the embodiment. Fig. 5 is a right side view showing the hydraulic device of the embodiment. Fig. 6 is a view showing a mounting form when the suction filter is attached to a pump in the embodiment; Fig. 7 is a front elevational view showing a conventional hydraulic device. Fig. 8 is a view showing a right side surface of a conventional hydraulic device.
Claims (1)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ??PCT/JP2017/013986 | 2017-04-03 | ||
| PCT/JP2017/013986 WO2018185819A1 (en) | 2017-04-03 | 2017-04-03 | Hydraulic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201836883A true TW201836883A (en) | 2018-10-16 |
Family
ID=63712077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW107104319A TW201836883A (en) | 2017-04-03 | 2018-02-07 | Hydraulic device |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPWO2018185819A1 (en) |
| KR (1) | KR20190077489A (en) |
| CN (1) | CN110249140A (en) |
| TW (1) | TW201836883A (en) |
| WO (1) | WO2018185819A1 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49108482A (en) * | 1973-02-20 | 1974-10-15 | ||
| CN2635441Y (en) * | 2003-08-12 | 2004-08-25 | 徐元明 | Goods loading and unloading device of vertical lifting type for vehicle |
| JP2010188986A (en) * | 2009-02-20 | 2010-09-02 | Kyokuto Kaihatsu Kogyo Co Ltd | Cargo receiving platform lifting device |
| JP5490484B2 (en) | 2009-10-09 | 2014-05-14 | 新明和工業株式会社 | Loading platform lifting device |
| JP5490483B2 (en) * | 2009-10-09 | 2014-05-14 | 新明和工業株式会社 | Loading platform lifting device |
| JP5490520B2 (en) * | 2009-12-24 | 2014-05-14 | 新明和工業株式会社 | Loading platform lifting device |
| CN203511413U (en) * | 2013-08-30 | 2014-04-02 | 河南新友工程机械有限公司 | Simple car hydraulic tail board |
| CN204687923U (en) * | 2014-11-24 | 2015-10-07 | 上海航空特种车辆有限责任公司 | A kind of gas cylinder transport vehicle adopting the operation of afterbody vertical lift |
-
2017
- 2017-04-03 JP JP2019510518A patent/JPWO2018185819A1/en active Pending
- 2017-04-03 WO PCT/JP2017/013986 patent/WO2018185819A1/en active Application Filing
- 2017-04-03 CN CN201780084960.2A patent/CN110249140A/en not_active Withdrawn
- 2017-04-03 KR KR1020197015726A patent/KR20190077489A/en not_active Application Discontinuation
-
2018
- 2018-02-07 TW TW107104319A patent/TW201836883A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20190077489A (en) | 2019-07-03 |
| WO2018185819A1 (en) | 2018-10-11 |
| JPWO2018185819A1 (en) | 2019-11-07 |
| CN110249140A (en) | 2019-09-17 |
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