CN217422510U - Pipeline assembly of hydraulic hoist hydraulic system and pipe joint thereof - Google Patents
Pipeline assembly of hydraulic hoist hydraulic system and pipe joint thereof Download PDFInfo
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- CN217422510U CN217422510U CN202123151001.0U CN202123151001U CN217422510U CN 217422510 U CN217422510 U CN 217422510U CN 202123151001 U CN202123151001 U CN 202123151001U CN 217422510 U CN217422510 U CN 217422510U
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Abstract
The utility model discloses a hydraulic hoist hydraulic system's pipeline subassembly and coupling thereof, including pneumatic cylinder, oil tank, coupling subassembly and backflow prevention subassembly. The utility model has the advantages that: the mounting plate I, the mounting plate II, the mounting plate III, the fastening nut and the fastening bolt are arranged, the hydraulic cylinder and the oil tank can be communicated through the pipe joint assembly by utilizing the threaded connection effect of the fastening bolt and the fastening nut, the mounting is convenient, and the sealing rings are fixedly arranged at the connecting parts of the mounting plate I, the mounting plate II and the mounting plate III, so that the connection tightness between the pipe joint assembly and the hydraulic cylinder and the oil tank can be improved; through setting up the anti-return subassembly, when using, when hydraulic oil takes place the backward flow, drive the slide bar through hydraulic oil and remove in the through-hole to make the piston remove, then make spacing fixture block and spacing draw-in groove block of piston downside, thereby plug up the oil duct route, avoid hydraulic oil to take place the backward flow, influence the stability of pneumatic cylinder operation.
Description
Technical Field
The utility model relates to a pipeline assembly and coupling thereof specifically are a hydraulic hoist hydraulic system's pipeline assembly and coupling thereof, belong to hydraulic system pipe connection technical field.
Background
In hydraulic engineering control, a large number of hydraulic control systems are used, wherein hydraulic cylinders are the core elements of the hydraulic control systems. The hydraulic cylinder is a device for converting hydraulic energy into mechanical energy to enable the machine to realize reciprocating linear motion or swing, the transmission work of the hydraulic cylinder is stable and reliable, the existing hydraulic cylinder assembly needs to be externally connected with a hydraulic oil tank frequently in use, and the hydraulic cylinder is driven by controlling the inlet and outlet of hydraulic oil.
And there are some problems in the connected mode between current pneumatic cylinder and the oil tank:
1) the existing connection mode is complex, and the sealing performance at the pipeline joint is poor, so that the hydraulic cylinder cannot normally operate when in use;
2) the problem that hydraulic oil flows back in the use can not be prevented to current pipe joint, leads to the drive power of hydraulic stem not enough when using, influences work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydraulic hoist hydraulic system's pipeline subassembly and coupling thereof in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: comprises that
The hydraulic cylinder is provided with an oil inlet and an oil outlet on the side wall of one side respectively, mounting plates are arranged at the end parts of the oil inlet and the oil outlet, a mounting seat is fixedly connected between the oil inlet and the oil outlet, a fixing bolt is arranged on the outer side of the mounting seat, and one end of the fixing bolt extends into a mounting groove formed in the mounting seat;
the oil tank is fixedly connected inside the mounting seat through the fastening bolt, an oil inlet pipe and an oil outlet pipe are respectively arranged on two sides of the side wall of one side, close to the hydraulic cylinder, of the oil tank, and the end parts of the oil inlet pipe and the oil outlet pipe are fixedly connected with a mounting plate II;
the two pipe joint assemblies are arranged, two ends of one pipe joint assembly are respectively connected with the oil inlet and the oil outlet pipe, and two ends of the other pipe joint assembly are respectively connected with the oil outlet and the oil inlet pipe;
the backflow prevention assembly is arranged inside the pipe joint assembly, and hydraulic oil backflow can be effectively prevented when the backflow prevention assembly is used.
As a further aspect of the present invention: the pipe joint subassembly comprises connecting tube and mounting panel three, connecting tube's both ends are connected with mounting panel three respectively, and threaded connection has a plurality of fastening bolt on the mounting panel three, and fastening bolt's tip threaded connection has fastening nut, and the edge of mounting panel one and mounting panel two all is provided with the screw hole with fastening bolt matched with.
As a further aspect of the present invention: and sealing rings are fixedly arranged at the joints of the first mounting plate, the second mounting plate and the third mounting plate.
As a further aspect of the present invention: and the mounting sides of the mounting plate I and the mounting plate II are fixedly provided with butt joint pipes.
As a further aspect of the present invention: the anti-backflow component is composed of a limiting plate and a piston, wherein the limiting plate and the piston are arranged inside the connecting pipeline, a through hole is fixedly formed in the central position of the limiting plate, a sliding rod is connected in the through hole in a sliding mode, the piston is fixedly connected to one end of the sliding rod, a separating block is arranged on the upper side of the piston, limiting fixture blocks are arranged at two ends of the lower side of the piston, a clamping seat is arranged on two side walls of the lower side of the piston of the connecting pipeline, and a limiting clamping groove matched with the limiting fixture blocks is arranged in the clamping seat.
As a further aspect of the present invention: and the limiting plate is provided with a plurality of flow holes.
The utility model has the advantages that:
1) the utility model discloses a through setting up mounting panel one, mounting panel two, mounting panel three, fastening nut and fastening bolt, utilize fastening bolt and fastening nut's threaded connection effect, can communicate between pneumatic cylinder and the oil tank through this coupling joint subassembly, easy to assemble, and the fixed sealing washer that is provided with in the junction of mounting panel one, mounting panel two and mounting panel three, can improve the compactness of being connected between coupling joint subassembly and pneumatic cylinder and the oil tank;
2) the utility model discloses a set up the anti-return subassembly, when using, when hydraulic oil takes place to flow back, drive the slide bar through hydraulic oil and remove in the through-hole to make the piston remove, make spacing fixture block and spacing draw-in groove block of piston downside then, thereby plug up the oil duct route, avoid hydraulic oil to take place to flow back, influence the stability of pneumatic cylinder operation.
Drawings
FIG. 1 is a schematic view of the connection structure of the hydraulic cylinder and the oil tank of the present invention;
FIG. 2 is a schematic view of the disassembled structure of the hydraulic cylinder and the oil tank of the present invention;
FIG. 3 is a schematic structural view of the pipe joint of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;
fig. 5 is an enlarged schematic view of B in fig. 3.
In the figure: 1. the hydraulic cylinder comprises a hydraulic cylinder body, 2, an oil tank body, 3, a mounting seat, 4, a fixing bolt, 5, a mounting plate I, 6, a pipe joint assembly, 601, a pipe joint assembly, 602, a pipe joint assembly, 603, a fastening bolt, 604, a fastening nut, 7, a mounting plate II, 8, an anti-backflow assembly, 801, a limiting plate, 802, a sliding rod, 803, a piston, 804, a flow hole, 805, a separation block, 806, a limiting clamping block, 807, a clamping seat, 9, a sealing ring, 10, a butt joint pipe, 11, an oil inlet, 12, an oil outlet, 13, an oil outlet pipe, 14 and an oil inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 5, a pipe assembly of a hydraulic system of a hydraulic hoist and a pipe joint thereof includes
The hydraulic cylinder 1 is provided with an oil inlet 11 and an oil outlet 12 on one side wall, mounting plates 5 are arranged at the end parts of the oil inlet 11 and the oil outlet 12, a mounting seat 3 is fixedly connected between the oil inlet 11 and the oil outlet 12, a fixing bolt 4 is arranged on the outer side of the mounting seat 3, and one end of the fixing bolt 4 extends into a mounting groove formed in the mounting seat 3;
the oil tank 2 is fixedly connected inside the mounting seat 3 through the fastening bolt 4, an oil inlet pipe 14 and an oil outlet pipe 13 are respectively arranged on two sides of the side wall of one side of the oil tank close to the hydraulic cylinder 1, and the end parts of the oil inlet pipe 14 and the oil outlet pipe 13 are fixedly connected with a mounting plate II 7;
the pipe joint assembly 6 is provided with two parts, wherein two ends of one part are respectively connected with the oil inlet 11 and the oil outlet 13, and two ends of the other part are respectively connected with the oil outlet 12 and the oil inlet 14;
and the backflow preventing assembly 8 is arranged inside the pipe joint assembly 6, and hydraulic oil can be effectively prevented from flowing back when the backflow preventing assembly 8 is arranged.
In the embodiment of the utility model, pipe joint assembly 6 comprises connecting tube 601 and three 602 of mounting panel, connecting tube 601's both ends are connected with three 602 of mounting panel respectively, and threaded connection has a plurality of fastening bolt 603 on three 602 of mounting panel, and fastening bolt 603's tip threaded connection has fastening nut 604, and mounting panel 5 all is provided with the screw hole with fastening bolt 603 matched with the edge of two 7 of mounting panel, through the coupling effect of fastening bolt 603 and fastening nut 604, can communicate through this pipe joint assembly 6 between pneumatic cylinder 1 and the oil tank 2, simple to operate.
The embodiment of the utility model provides an in, the fixed sealing washer 9 that is provided with of junction of mounting panel one 5, two 7 and three 602 of mounting panel is convenient for improve the compactness of being connected between coupling subassembly 6 and pneumatic cylinder 1 and the oil tank 2.
The embodiment of the utility model provides an in, the installation side of mounting panel one 5 and mounting panel two 7 is fixed mounting still has butt joint pipe 10, is convenient for improve its and coupling subassembly 6 between the butt joint efficiency to improve the installation effectiveness.
Example two
Referring to fig. 1 to 5, a pipe assembly of a hydraulic system of a hydraulic hoist and a pipe joint thereof includes
The hydraulic cylinder 1 is provided with an oil inlet 11 and an oil outlet 12 on one side wall, mounting plates 5 are arranged at the end parts of the oil inlet 11 and the oil outlet 12, a mounting seat 3 is fixedly connected between the oil inlet 11 and the oil outlet 12, a fixing bolt 4 is arranged on the outer side of the mounting seat 3, and one end of the fixing bolt 4 extends into a mounting groove formed in the mounting seat 3;
the oil tank 2 is fixedly connected inside the mounting seat 3 through the fastening bolt 4, an oil inlet pipe 14 and an oil outlet pipe 13 are respectively arranged on two sides of the side wall of one side, close to the hydraulic cylinder 1, of the oil tank, and the end parts of the oil inlet pipe 14 and the oil outlet pipe 13 are fixedly connected with a mounting plate II 7;
the pipe joint assembly 6 is provided with two parts, wherein two ends of one part are respectively connected with the oil inlet 11 and the oil outlet 13, and two ends of the other part are respectively connected with the oil outlet 12 and the oil inlet 14;
and the backflow preventing component 8 is arranged inside the pipe joint component 6, and hydraulic oil can be effectively prevented from flowing back when the backflow preventing component 8 is arranged.
In the embodiment of the present invention, the backflow prevention assembly 8 is composed of a position limiting plate 801 and a piston 803 which are installed inside the connection pipe 601, a through hole is fixedly formed at the center position of the position limiting plate 801, a sliding rod 802 is connected in the through hole in a sliding way, one end of the sliding rod 802 is fixedly connected with a piston 803, and the upper side of the piston 803 is provided with a separation block 805, both ends of the lower side of the piston 803 are provided with a limit fixture block 806, the two side walls of the connecting pipe 601 at the lower side of the piston 803 are provided with clamping seats 807, and a limit clamping groove matched with the limit clamping block 806 is arranged in the clamping seat 807, when the hydraulic oil flows back, the sliding rod 802 is driven to move in the through hole by the hydraulic oil, so that the piston 803 moves, and then the limit clamping block 806 at the lower side of the piston 803 is clamped with the limit clamping groove, therefore, the oil passage is blocked, and the phenomenon that the running stability of the hydraulic rod is influenced by the backflow of the hydraulic oil is avoided.
In the embodiment of the present invention, the limiting plate 801 is provided with a plurality of flow holes 804, so that the piston 803 is limited, and simultaneously, hydraulic oil can flow without obstruction.
The working principle is as follows: when the pipeline assembly and the pipe joint of the hydraulic system of the hydraulic hoist are used, the hydraulic cylinder 1 and the oil tank 2 are communicated through the pipe joint assembly 6 by the aid of the first mounting plate 5, the second mounting plate 7, the third mounting plate 602, the fastening nut 604 and the fastening bolt 603 and by means of the threaded connection effect of the fastening bolt 603 and the fastening nut 604, the installation is convenient, the sealing ring 9 is fixedly arranged at the joint of the first mounting plate 5, the second mounting plate 7 and the third mounting plate 602, the tightness of connection between the pipe joint assembly 6 and the hydraulic cylinder 1 and the oil tank 2 is improved, when the hydraulic hoist is used, when hydraulic oil flows backwards, the sliding rod 802 is driven to move in the through hole through the hydraulic oil, so that the piston 803 moves, the limiting clamping block 806 on the lower side of the piston 803 is clamped with the limiting clamping groove, an oil passage is blocked, and backflow is avoided, affecting the stability of the operation of the hydraulic cylinder.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (6)
1. A pipeline component of a hydraulic hoist hydraulic system and a pipe joint thereof are characterized by comprising
The hydraulic cylinder (1) is provided with an oil inlet (11) and an oil outlet (12) on the side wall of one side, the end parts of the oil inlet (11) and the oil outlet (12) are respectively provided with a first mounting plate (5), a mounting seat (3) is fixedly connected between the oil inlet (11) and the oil outlet (12), the outer side of the mounting seat (3) is provided with a fixing bolt (4), and one end of the fixing bolt (4) extends into a mounting groove formed in the mounting seat (3);
the oil tank (2) is fixedly connected inside the mounting seat (3) through the fixing bolt (4), an oil inlet pipe (14) and an oil outlet pipe (13) are respectively arranged on two sides of the side wall of one side, close to the hydraulic cylinder (1), of the oil tank, and the end parts of the oil inlet pipe (14) and the oil outlet pipe (13) are fixedly connected with a mounting plate II (7);
the pipe joint assembly comprises two pipe joint assemblies (6), wherein two ends of one pipe joint assembly are respectively connected with an oil inlet (11) and an oil outlet pipe (13), and two ends of the other pipe joint assembly are respectively connected with an oil outlet (12) and an oil inlet pipe (14);
and the backflow preventing assembly (8) is arranged inside the pipe joint assembly (6), and hydraulic oil can be effectively prevented from flowing backwards when the backflow preventing assembly (8) is arranged.
2. The pipe assembly and the pipe joint thereof of the hydraulic hoist hydraulic system according to claim 1, characterized in that: the pipe joint assembly (6) comprises connecting pipeline (601) and three (602) mounting panels, the both ends of connecting pipeline (601) are connected with three (602) mounting panels respectively, and threaded connection has a plurality of fastening bolt (603) on three (602) mounting panels, and the tip threaded connection of fastening bolt (603) has fastening nut (604), and the edge of mounting panel (5) and mounting panel two (7) all is provided with fastening bolt (603) matched with screw hole.
3. The pipe assembly and the pipe joint thereof of the hydraulic hoist hydraulic system according to claim 2, characterized in that: and sealing rings (9) are fixedly arranged at the joints of the first mounting plate (5), the second mounting plate (7) and the third mounting plate (602).
4. The pipe assembly and the pipe joint thereof of the hydraulic hoist hydraulic system according to claim 2, characterized in that: and the installation sides of the first installation plate (5) and the second installation plate (7) are also fixedly provided with butt joint pipes (10).
5. The pipe assembly and the pipe joint thereof of the hydraulic hoist hydraulic system according to claim 2, characterized in that: backflow prevention subassembly (8) by installing limiting plate (801) and piston (803) inside connecting tube (601) constitute, the central point of limiting plate (801) puts fixedly and has seted up the through-hole, and sliding connection has slide bar (802) in the through-hole, the one end rigid coupling of slide bar (802) has piston (803), and the upside of piston (803) is provided with spacing piece (805), the downside both ends of piston (803) are provided with spacing fixture block (806), connecting tube (601) are located and are provided with cassette (807) on the downside both sides wall of piston (803), and are provided with the spacing draw-in groove with spacing fixture block (806) matched with in cassette (807).
6. The pipe assembly and the pipe joint thereof of the hydraulic hoist hydraulic system according to claim 5, characterized in that: the limiting plate (801) is provided with a plurality of flow holes (804).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123151001.0U CN217422510U (en) | 2021-12-15 | 2021-12-15 | Pipeline assembly of hydraulic hoist hydraulic system and pipe joint thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123151001.0U CN217422510U (en) | 2021-12-15 | 2021-12-15 | Pipeline assembly of hydraulic hoist hydraulic system and pipe joint thereof |
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| CN217422510U true CN217422510U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123151001.0U Active CN217422510U (en) | 2021-12-15 | 2021-12-15 | Pipeline assembly of hydraulic hoist hydraulic system and pipe joint thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115275261A (en) * | 2022-09-22 | 2022-11-01 | 常州市巧特莱重型液压油缸有限公司 | Transmission system based on hydraulic oil cylinder |
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2021
- 2021-12-15 CN CN202123151001.0U patent/CN217422510U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115275261A (en) * | 2022-09-22 | 2022-11-01 | 常州市巧特莱重型液压油缸有限公司 | Transmission system based on hydraulic oil cylinder |
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