CN203495491U - Hydraulic height adjusting device - Google Patents
Hydraulic height adjusting device Download PDFInfo
- Publication number
- CN203495491U CN203495491U CN201320540548.6U CN201320540548U CN203495491U CN 203495491 U CN203495491 U CN 203495491U CN 201320540548 U CN201320540548 U CN 201320540548U CN 203495491 U CN203495491 U CN 203495491U
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- China
- Prior art keywords
- hydraulic cylinder
- communicated
- wedge
- described hydraulic
- fluid pressure
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Abstract
The utility model discloses a hydraulic height adjusting device, which comprises a U-shaped base, a driving wedge, a driven wedge, a hydraulic cylinder I and a hydraulic cylinder II. A rod chamber of the hydraulic cylinder I and a rodless chamber of the hydraulic cylinder II are communicated with a port A of a three-position four-way electromagnetic reversing valve. A rodless chamber of the hydraulic cylinder I and the rod chamber of the hydraulic cylinder II are communicated with a port B of the three-position four-way electromagnetic reversing valve. A port P of the three-position four-way electromagnetic reversing valve is communicated with an oil tank. A port O of the three-position four-way electromagnetic reversing valve is communicated with an outlet of a one-way valve. An inlet of the one-way valve is communicated with an oil pump. An ejector rod of the hydraulic cylinder I is connected with one side of a driving wedge. An ejector rod of the hydraulic cylinder II is connected with the other side of the driving wedge. A holder is installed on the upper side of the driven wedge through a supporting seat. The hydraulic height adjusting device has the characteristics that since a hydraulic, electric and hydraulic integral design is adopted, the automation level is high, the design is reasonable, the supporting height can be automatically adjusted, the working stability and reliability are high and the service life is long.
Description
Technical field
The utility model relates to a kind of height adjuster, is specifically related to a kind of fluid pressure type height adjuster.
Background technology
At present, along with society and economic fast development, also more and more to the pipeline construction engineering of various conveying gas and liquid, wherein there is large diameter pipelines more than a lot of diameter 0.5m.The technical security of this type of large diameter pipeline in work progress had relatively high expectations, particularly when pipeline welding counterpart.When using counterpart joint to dock two pipelines; because caliber is larger; weight is heavier; docking is corrected more difficult; therefore, in practice of construction process, staff usually can assemble pipeline to align by force, and the mouth of pipe that for example makes to hit with a hammer is realized and being proofreaied and correct; but can cause like this pipeline welding position to occur quality problems, have a strong impact on the service life of pipeline.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, and a kind of fluid pressure type height adjuster is provided, and it adopts mechanical, electrical, liquid integrated design, automaticity is high, reasonable in design, can automatically regulate bearing height, stable working is reliable, long service life.
For achieving the above object, the technical solution adopted in the utility model is: a kind of fluid pressure type height adjuster, comprise U-shaped base, be slidably arranged in described U-shaped base end face upside for the active wedge of transmission of drive force, coordinate with described active wedge for supporting and promoting to hold in the palm hand to raise or the passive wedge that declines and for driving initiatively hydraulic cylinder one and the hydraulic cylinder two of wedge, it is characterized in that: also comprise for controlling the hydraulic system of described hydraulic cylinder one and two actions of described hydraulic cylinder; Described hydraulic cylinder one rod chamber and described hydraulic cylinder two rodless cavities are all communicated with the A mouth of 3-position 4-way solenoid directional control valve, described hydraulic cylinder one rodless cavity and described hydraulic cylinder two rod chambers are all communicated with the B mouth of 3-position 4-way solenoid directional control valve, the P mouth of described 3-position 4-way solenoid directional control valve is communicated with fuel tank, the O mouth of described 3-position 4-way solenoid directional control valve is communicated with the outlet of check valve, and the entrance of described check valve is communicated with oil pump; The cylinder body of described hydraulic cylinder one and described hydraulic cylinder two is all fixedly mounted on described U-shaped base side wall, the knock-pin of described hydraulic cylinder one is connected with described active wedge one side, the knock-pin of described hydraulic cylinder two is connected with described active wedge opposite side, and described passive wedge upside is provided with holder hand by supporting seat.
Above-mentioned fluid pressure type height adjuster, is characterized in that: described oil pump exit is provided with overflow valve.
Above-mentioned fluid pressure type height adjuster, is characterized in that: between described passive wedge and described U-shaped base side wall, be provided with a plurality of rollers.
Above-mentioned fluid pressure type height adjuster, is characterized in that: the knock-pin of the knock-pin of described hydraulic cylinder one and described hydraulic cylinder two is all hinged by Connection Block and described active wedge.
Above-mentioned fluid pressure type height adjuster, is characterized in that: described U-shaped base downside is provided with a plurality of adjusting supporting legs.
The utility model compared with prior art has the following advantages:
(1) this fluid pressure type height adjuster adopts mechanical, electrical, liquid integrated design, and automaticity is high.
(2) this fluid pressure type height adjuster design is very reasonable, simple in structure, by hydraulic cylinder and the wedge cooperatively interacting, can automatically regulate bearing height.
(3) this fluid pressure type height adjuster is simple to operate, and the course of work is steadily reliable, without rigid shock, and long service life.
Below by drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is frame for movement schematic diagram of the present utility model.
Fig. 2 is the front view of the passive wedge of the utility model.
Fig. 3 is the A-A schematic cross-section of Fig. 2.
Fig. 4 is the initiatively front view of wedge of the utility model.
Fig. 5 is the B-B schematic cross-section of Fig. 4.
Fig. 6 is hydraulic control principle schematic of the present utility model.
Description of reference numerals:
1-U-shaped base; 2-active wedge; 3-passive wedge;
4-hydraulic cylinder one; 5-roller; 6-supporting seat;
7-holder hand; 8-Connection Block; 9-hydraulic cylinder two;
10-3-position 4-way solenoid directional control valve; 11-overflow valve; 12-oil pump;
13-check valve; 14-adjusting supporting leg.
The specific embodiment
A kind of fluid pressure type height adjuster as shown in Fig. 1-Fig. 6, comprise U-shaped base 1, be slidably arranged in described U-shaped base 1 bottom surface upside for the active wedge 2 of transmission of drive force, coordinate with described active wedge 2 for supporting and promoting to hold in the palm hand 7 to raise or the passive wedge 3 that declines and for driving initiatively hydraulic cylinder 1 and the hydraulic cylinder 29 of wedge 2, also comprise for controlling the hydraulic system of described hydraulic cylinder 1 and 29 actions of described hydraulic cylinder; Described hydraulic cylinder one 4 rod chambers and described hydraulic cylinder 29 rodless cavities are all communicated with the A mouth of 3-position 4-way solenoid directional control valve 10, described hydraulic cylinder one 4 rodless cavities and described hydraulic cylinder 29 rod chambers are all communicated with the B mouth of 3-position 4-way solenoid directional control valve 10, the P mouth of described 3-position 4-way solenoid directional control valve 10 is communicated with fuel tank, the O mouth of described 3-position 4-way solenoid directional control valve 10 is communicated with the outlet of check valve 13, and the entrance of described check valve 13 is communicated with oil pump 12; The cylinder body of described hydraulic cylinder 1 and described hydraulic cylinder 29 is all fixedly mounted on described U-shaped base 1 sidewall, the knock-pin of described hydraulic cylinder 1 is connected with described active wedge 2 one sides, the knock-pin of described hydraulic cylinder 29 is connected with described active wedge 2 opposite sides, and described passive wedge 3 upsides are provided with holder hand 7 by supporting seat 6.
As shown in Figure 6, described oil pump 12 exits are provided with overflow valve 11.
As shown in Figure 1, between described passive wedge 3 and described U-shaped base 1 sidewall, be provided with a plurality of rollers 5.
As shown in Figure 1, the knock-pin of the knock-pin of described hydraulic cylinder 1 and described hydraulic cylinder 29 is all hinged by Connection Block 8 and described active wedge 2.
As shown in Figure 1, described U-shaped base 1 downside is provided with a plurality of adjusting supporting legs 14.
The course of work of the utility model fluid pressure type height adjuster is: as shown in Figure 1, first this fluid pressure type height adjuster is placed on to the wherein below of on the lower side of two pipelines to be docked, adjusts and regulate supporting leg 14 to make to hold in the palm hand 7 near pipeline to be docked.During work, 3-position 4-way solenoid directional control valve 10 left position access, hydraulic oil enters the rod chamber of hydraulic cylinder 1 and the rodless cavity of hydraulic cylinder 29, initiatively wedge 2 moves right under the drive of hydraulic cylinder 1 and hydraulic cylinder 29, in this simultaneously, initiatively wedge 2 drives passive wedge 3 to move up, thereby drives the moving pipeline to be docked of holder hand 7 holder, two pipelines to be docked are horizontal, convenient operation personnel docking.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification, change and equivalent structure transformation of above embodiment being done according to the utility model technical spirit, all still belongs in the protection domain of technical solutions of the utility model.
Claims (5)
1. a fluid pressure type height adjuster, comprise U-shaped base (1), be slidably arranged in described U-shaped base (1) bottom surface upside for the active wedge (2) of transmission of drive force, coordinates with described active wedge (2) for supporting and promotes the passive wedge (3) of holder hand (7) rising or decline and for driving hydraulic cylinder one (4) and the hydraulic cylinder two (9) of active wedge (2), it is characterized in that: also comprise the hydraulic system of moving for controlling described hydraulic cylinder one (4) and described hydraulic cylinder two (9); Described hydraulic cylinder one (4) rod chamber and described hydraulic cylinder two (9) rodless cavities are all communicated with the A mouth of 3-position 4-way solenoid directional control valve (10), described hydraulic cylinder one (4) rodless cavity and described hydraulic cylinder two (9) rod chambers are all communicated with the B mouth of 3-position 4-way solenoid directional control valve (10), the P mouth of described 3-position 4-way solenoid directional control valve (10) is communicated with fuel tank, the O mouth of described 3-position 4-way solenoid directional control valve (10) is communicated with the outlet of check valve (13), and the entrance of described check valve (13) is communicated with oil pump (12); The cylinder body of described hydraulic cylinder one (4) and described hydraulic cylinder two (9) is all fixedly mounted on described U-shaped base (1) sidewall, the knock-pin of described hydraulic cylinder one (4) is connected with described active wedge (2) one sides, the knock-pin of described hydraulic cylinder two (9) is connected with described active wedge (2) opposite side, and described passive wedge (3) upside is provided with holder hand (7) by supporting seat (6).
2. according to fluid pressure type height adjuster claimed in claim 1, it is characterized in that: described oil pump (12) exit is provided with overflow valve (11).
3. according to fluid pressure type height adjuster claimed in claim 1, it is characterized in that: between described passive wedge (3) and described U-shaped base (1) sidewall, be provided with a plurality of rollers (5).
4. according to fluid pressure type height adjuster claimed in claim 1, it is characterized in that: the knock-pin of the knock-pin of described hydraulic cylinder one (4) and described hydraulic cylinder two (9) is all hinged by Connection Block (8) and described active wedge (2).
5. according to fluid pressure type height adjuster claimed in claim 1, it is characterized in that: described U-shaped base (1) downside is provided with a plurality of adjusting supporting legs (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540548.6U CN203495491U (en) | 2013-08-31 | 2013-08-31 | Hydraulic height adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540548.6U CN203495491U (en) | 2013-08-31 | 2013-08-31 | Hydraulic height adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203495491U true CN203495491U (en) | 2014-03-26 |
Family
ID=50326498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320540548.6U Expired - Fee Related CN203495491U (en) | 2013-08-31 | 2013-08-31 | Hydraulic height adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203495491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942163A (en) * | 2015-07-16 | 2015-09-30 | 无锡微研有限公司 | Automatic wedge adjustment system for fin die processing |
| CN108637566A (en) * | 2018-05-28 | 2018-10-12 | 陈红梅 | A kind of automobile production processing welding fixture with noise-reducing and dust-absorbing function |
-
2013
- 2013-08-31 CN CN201320540548.6U patent/CN203495491U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942163A (en) * | 2015-07-16 | 2015-09-30 | 无锡微研有限公司 | Automatic wedge adjustment system for fin die processing |
| CN104942163B (en) * | 2015-07-16 | 2017-09-08 | 无锡微研有限公司 | The wedge automatic adjustment system of fin mold processing |
| CN108637566A (en) * | 2018-05-28 | 2018-10-12 | 陈红梅 | A kind of automobile production processing welding fixture with noise-reducing and dust-absorbing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |