CN209276138U - A kind of hydraulic drive mechanism for fluid assembly and disassembly arm - Google Patents
A kind of hydraulic drive mechanism for fluid assembly and disassembly arm Download PDFInfo
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- CN209276138U CN209276138U CN201821967987.4U CN201821967987U CN209276138U CN 209276138 U CN209276138 U CN 209276138U CN 201821967987 U CN201821967987 U CN 201821967987U CN 209276138 U CN209276138 U CN 209276138U
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- nanubrium
- outer arm
- rotary joint
- arm
- cylinder
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Abstract
The utility model discloses a kind of hydraulic drive mechanisms for fluid assembly and disassembly arm, including outer arm rotary joint, outer arm driving plate, outer arm, nanubrium driving plate, nanubrium rotary joint, nanubrium, nanubrium hydraulic cylinder, nanubrium hydraulic cylinder leg, outer arm jar support and outer arm cylinder；The central point of outer arm rotary joint and the two-end-point of outer arm cylinder constitute triangle, and the central point of nanubrium rotary joint and the two-end-point of nanubrium hydraulic cylinder constitute triangle, and two triangles are similar, and corresponding sides are parallel；The utility model guarantees that two similar triangles remain similar during hydraulic cylinder extension and corresponding sides are parallel for the hydraulic drive mechanism of fluid assembly and disassembly arm, when outer arm driving plate is set as plumbness, nanubrium will also remain plumbness, it realizes through one control valve of operation and outer arm and nanubrium is driven to move, and keep nanubrium vertical always；Have the characteristics that easy to operate, at low cost, moreover it is possible to avoid generating the risk of nanubrium inclination with the collision of tank car tank mouth.
Description
Technical field
The utility model relates to fluid assembly and disassembly arm technical field, especially a kind of hydraulic driving machine for fluid assembly and disassembly arm
Structure.
Background technique
Fluid assembly and disassembly arm hydraulic drive mechanism often uses two control valves to respectively drive two hydraulic cylinders in the prior art
Outer arm and nanubrium is driven to move, major defect has: 1) it is complicated for operation, need to operate two control valves simultaneously to drive outer arm
It is moved with nanubrium；2) there are security risks, it cannot be guaranteed that nanubrium moment in lifting process keeps vertical, this is easy for causing
Existing nanubrium and the collision of tank car tank mouth generate pyrophoric behavio(u)r, and the application of fluid assembly and disassembly arm generally has requirement of explosion proof (such as defeated
Send gasoline, diesel oil), therefore can have security risk；3) at high cost, need two control valves.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of hydraulic-drivens for fluid assembly and disassembly arm
Mechanism.
Realize the technical solution of the utility model aim are as follows:
A kind of hydraulic drive mechanism for fluid assembly and disassembly arm, which is characterized in that driven including outer arm rotary joint, outer arm
Plate, outer arm, nanubrium driving plate, nanubrium rotary joint, nanubrium, nanubrium hydraulic cylinder, nanubrium hydraulic cylinder leg, outer arm jar support
And outer arm cylinder；One end of the outer arm rotary joint is mutually fixedly connected with one end of outer arm driving plate, outer arm rotary joint
The other end be mutually fixedly connected with one end of outer arm, the other end of outer arm driving plate passes through one end phase of pin shaft and outer arm cylinder
It is flexibly connected, the other end of outer arm cylinder is mutually flexibly connected by pin shaft with one end of outer arm jar support, outer arm
The other end of jar support is mutually fixedly connected with the side wall of outer arm；One end of the nanubrium rotary joint and the other end of outer arm are mutually solid
Fixed connection, the other end of nanubrium rotary joint are mutually fixedly connected with nanubrium；One end of the nanubrium driving plate connects with nanubrium rotation
Head is mutually fixedly connected, and the other end of nanubrium driving plate is mutually flexibly connected by pin shaft with one end of nanubrium hydraulic cylinder, and nanubrium is hydraulic
The other end of cylinder is mutually flexibly connected by pin shaft with one end of nanubrium hydraulic cylinder leg, the other end of nanubrium hydraulic cylinder leg with outside
The side wall of arm is mutually fixedly connected；The outer arm cylinder is connected using series system with nanubrium hydraulic cylinder；The outer arm rotation
The central point of connector and the two-end-point of outer arm cylinder constitute triangle, and the central point and nanubrium of the nanubrium rotary joint are hydraulic
The two-end-point of cylinder constitutes triangle, and two triangles are similar, and corresponding sides are parallel.
Preferably, the ratio between the telescopic variation length of the outer arm cylinder and the telescopic variation length of nanubrium hydraulic cylinder
Value is equal to the likelihood ratio of two triangles.
Preferably, one end of the outer arm rotary joint is mutually fixedly connected by bolt with one end of outer arm driving plate, outside
The other end of arm rotary joint is mutually fixedly connected by bolt with one end of outer arm.
Preferably, one end of the nanubrium rotary joint is mutually fixedly connected by bolt with the other end of outer arm, nanubrium rotation
The other end of adapter is mutually fixedly connected by bolt with nanubrium.
The utility model compared with prior art, remarkable advantage:
Hydraulic drive mechanism of the utility model for fluid assembly and disassembly arm can guarantee two similar triangles in hydraulic cylinder
It can remain similar in telescopic process and corresponding sides are parallel, when outer arm driving plate is set as plumbness, then nanubrium
It will remain plumbness, and realize through one control valve of operation and outer arm and nanubrium is driven to move, and nanubrium is kept to begin
It is vertical eventually；And the utility model for fluid assembly and disassembly arm hydraulic drive mechanism have the characteristics that it is easy to operate, at low cost, moreover it is possible to
Avoid generating the risk of nanubrium inclination with the collision of tank car tank mouth.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is required attached drawing in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is structural schematic diagram of the utility model for the hydraulic drive mechanism of fluid assembly and disassembly arm.
Fig. 2 is schematic illustration of the utility model for the hydraulic drive mechanism of fluid assembly and disassembly arm.
Fig. 3 is the connection schematic diagram between the outer arm cylinder and nanubrium hydraulic cylinder of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1:
As shown in Figure 1, Figure 2 and Figure 3, a kind of hydraulic drive mechanism for fluid assembly and disassembly arm, including outer arm rotary joint
1, outer arm driving plate 2, outer arm 3, nanubrium driving plate 4, nanubrium rotary joint 5, nanubrium 6, nanubrium hydraulic cylinder 7, nanubrium hydraulic cylinder branch
Frame 8, outer arm jar support 9 and outer arm cylinder 10；One end of the outer arm rotary joint 1 passes through bolt and outer arm driving plate
2 one end is mutually fixedly connected, and the other end of outer arm rotary joint 1 is mutually fixedly connected by bolt with one end of outer arm 3, and outer arm drives
The other end of movable plate 2 is mutually flexibly connected by pin shaft with one end of outer arm cylinder 10, and the other end of outer arm cylinder 10 passes through
Pin shaft is mutually flexibly connected with one end of outer arm jar support 9, the side wall phase of the other end and outer arm 3 of outer arm jar support 9
It is fixedly connected；One end of the nanubrium rotary joint 5 is mutually fixedly connected by bolt with the other end of outer arm 3, and nanubrium rotation connects
First 5 other end is fixedly connected by bolt with 6 phase of nanubrium；One end of the nanubrium driving plate 4 is solid with 5 phase of nanubrium rotary joint
The other end of fixed connection, nanubrium driving plate 4 is mutually flexibly connected by pin shaft with one end of nanubrium hydraulic cylinder 7, nanubrium hydraulic cylinder 7
The other end is mutually flexibly connected by pin shaft with one end of nanubrium hydraulic cylinder leg 8, the other end and outer arm of nanubrium hydraulic cylinder leg 8
3 side wall is mutually fixedly connected；The outer arm cylinder 10 is connected using series system with nanubrium hydraulic cylinder 7；The outer arm rotation
The central point of adapter 1 and the two-end-point of outer arm cylinder 10 constitute triangle, the central point of the nanubrium rotary joint 5 and hang down
The two-end-point of pipe hydraulic cylinder 7 constitutes triangle, and two triangles are similar, and corresponding sides are parallel；The outer arm cylinder 10
Ratio between telescopic variation length and the telescopic variation length of nanubrium hydraulic cylinder 7 is equal to the likelihood ratio of two triangles.
As shown in Fig. 2, the utility model is similar and right for two triangles in the hydraulic drive mechanism of fluid assembly and disassembly arm
Answer side parallel；According to similar triangle theory, meet following formula:
(1)
The distance between A1 --- outer arm rotary joint center to outer arm cylinder and outer arm driving plate connection center；
A2 --- nanubrium rotary joint center is to the distance between nanubrium hydraulic cylinder and nanubrium driving plate connection center；
The distance between B1 --- outer arm rotary joint center to outer arm cylinder and outer arm connection center；
B2 --- nanubrium rotary joint center is to the distance between nanubrium hydraulic cylinder and outer arm connection center；
C1 --- the distance between outer arm cylinder both ends connection center；
C2 --- the distance between nanubrium hydraulic cylinder both ends connection center；
K --- the triangle likelihood ratio；
The suitable triangle likelihood ratio is selected, in conjunction with fluid assembly and disassembly arm specific structure, determines each size.
As shown in figure 3, making the small chamber of outer arm cylinder and the big chamber series connection of nanubrium hydraulic cylinder, become according to the concatenated cavity volume of institute
Change equal, meet formula (2):
(2)
That is:(3)
The intracavity section area of S1 --- outer arm cylinder；
The cylinder rod area of section of S2 --- outer arm cylinder；
The intracavity section area of S3 --- nanubrium hydraulic cylinder；
The telescopic variation length of △ L1 --- outer arm cylinder；
The telescopic variation length of △ L2 --- nanubrium hydraulic cylinder；
The cylinder diameter and bar diameter of suitable outer arm cylinder and nanubrium hydraulic cylinder are selected, so that area of section meets
(4)
Convolution (1), (3), (4), obtain
(5)
Ensure that two similar triangles can remain similar and corresponding during hydraulic cylinder extension in this way
Side is parallel, when outer arm driving plate is set as plumbness, then nanubrium will also remain plumbness.This makes it possible to realize
It drives outer arm and nanubrium to move by one control valve of operation, and keeps nanubrium vertical always.
In conclusion the utility model is used for the hydraulic drive mechanism of fluid assembly and disassembly arm with easy to operate, at low cost
Feature, moreover it is possible to avoid generating the risk of nanubrium inclination with the collision of tank car tank mouth.
Particular embodiments described above, the technical issues of to the solution of the utility model, technical scheme and beneficial effects
It has been further described, it should be understood that the foregoing is merely specific embodiment of the utility model, not
For limiting the utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of hydraulic drive mechanism for fluid assembly and disassembly arm, which is characterized in that driven including outer arm rotary joint (1), outer arm
Movable plate (2), outer arm (3), nanubrium driving plate (4), nanubrium rotary joint (5), nanubrium (6), nanubrium hydraulic cylinder (7), nanubrium are hydraulic
Jar support (8), outer arm jar support (9) and outer arm cylinder (10)；One end of the outer arm rotary joint (1) and outer arm drive
One end of movable plate (2) is mutually fixedly connected, and the other end of outer arm rotary joint (1) is mutually fixedly connected with one end of outer arm (3), outer arm
The other end of driving plate (2) is mutually flexibly connected by pin shaft with one end of outer arm cylinder (10), outer arm cylinder (10) it is another
One end is mutually flexibly connected by pin shaft with one end of outer arm jar support (9), the other end of outer arm jar support (9) with outside
The side wall of arm (3) is mutually fixedly connected；One end of the nanubrium rotary joint (5) is mutually fixedly connected with the other end of outer arm (3), is hung down
The other end of tubular rotary joint (5) is mutually fixedly connected with nanubrium (6)；One end of the nanubrium driving plate (4) connects with nanubrium rotation
Head (5) is mutually fixedly connected, and the other end of nanubrium driving plate (4) is mutually flexibly connected by pin shaft with one end of nanubrium hydraulic cylinder (7),
The other end of nanubrium hydraulic cylinder (7) is mutually flexibly connected by pin shaft with one end of nanubrium hydraulic cylinder leg (8), nanubrium hydraulic cylinder branch
The other end of frame (8) is mutually fixedly connected with the side wall of outer arm (3)；The outer arm cylinder (10) is using series system and nanubrium liquid
Cylinder pressure (7) is connected；The central point of the outer arm rotary joint (1) and the two-end-point of outer arm cylinder (10) constitute triangle,
The central point of the nanubrium rotary joint (5) and the two-end-point of nanubrium hydraulic cylinder (7) constitute triangle, and two triangles are similar,
And corresponding sides are parallel.
2. the hydraulic drive mechanism according to claim 1 for fluid assembly and disassembly arm, which is characterized in that the outer arm
Ratio between the telescopic variation length of cylinder (10) and the telescopic variation length of nanubrium hydraulic cylinder (7) is equal to the phase of two triangles
Like than.
3. the hydraulic drive mechanism according to claim 1 for fluid assembly and disassembly arm, which is characterized in that the outer arm rotation
One end of connector (1) is mutually fixedly connected by bolt with one end of outer arm driving plate (2), the other end of outer arm rotary joint (1)
It is mutually fixedly connected by bolt with one end of outer arm (3).
4. the hydraulic drive mechanism according to claim 1 for fluid assembly and disassembly arm, which is characterized in that the nanubrium rotation
One end of connector (5) is mutually fixedly connected by bolt with the other end of outer arm (3), and the other end of nanubrium rotary joint (5) passes through
Bolt is mutually fixedly connected with nanubrium (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967987.4U CN209276138U (en) | 2018-11-28 | 2018-11-28 | A kind of hydraulic drive mechanism for fluid assembly and disassembly arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967987.4U CN209276138U (en) | 2018-11-28 | 2018-11-28 | A kind of hydraulic drive mechanism for fluid assembly and disassembly arm |
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| CN209276138U true CN209276138U (en) | 2019-08-20 |
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| CN201821967987.4U Active CN209276138U (en) | 2018-11-28 | 2018-11-28 | A kind of hydraulic drive mechanism for fluid assembly and disassembly arm |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650320A (en) * | 2018-11-28 | 2019-04-19 | 连云港佳普石化机械有限公司 | A kind of hydraulic drive mechanism for fluid assembly and disassembly arm |
| CN109650320B (en) * | 2018-11-28 | 2024-09-24 | 优必得流体科技设备(江苏)有限公司 | Hydraulic driving mechanism for fluid loading and unloading arm |
-
2018
- 2018-11-28 CN CN201821967987.4U patent/CN209276138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650320A (en) * | 2018-11-28 | 2019-04-19 | 连云港佳普石化机械有限公司 | A kind of hydraulic drive mechanism for fluid assembly and disassembly arm |
| CN109650320B (en) * | 2018-11-28 | 2024-09-24 | 优必得流体科技设备(江苏)有限公司 | Hydraulic driving mechanism for fluid loading and unloading arm |
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Address after: 222000 No. 2 Zhujiang Road, Sinpo Economic Development Zone, Haizhou District, Jiangsu, Lianyungang Patentee after: Superior fluid technology equipment (Jiangsu) Co., Ltd Address before: 222000 No. 2 Zhujiang Road, Sinpo Economic Development Zone, Haizhou District, Jiangsu, Lianyungang Patentee before: LIANYUNGANG JUMP PETROLEUM CHEMICAL MACHINE Co.,Ltd. |