CN2853509Y - Air-hydraulic linkage tipping device - Google Patents
Air-hydraulic linkage tipping device Download PDFInfo
- Publication number
- CN2853509Y CN2853509Y CN 200520099194 CN200520099194U CN2853509Y CN 2853509 Y CN2853509 Y CN 2853509Y CN 200520099194 CN200520099194 CN 200520099194 CN 200520099194 U CN200520099194 U CN 200520099194U CN 2853509 Y CN2853509 Y CN 2853509Y
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- China
- Prior art keywords
- pump
- hydraulic
- air pump
- gas
- interlock
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to a lifter used in general vehicle, relating to an aerated-hydraulic coupled lifter of an aerated-hydraulic coupled pump comprising a gas pump and a hydraulic pump, a power gas pump and a pressure controller of the gas pump, a lifting cylinder pressure tube, and a hydraulic tube. The utility model is characterized in that the power gas pump is bidirectional or one-way connected with the gas pump of aerated-hydraulic coupled pump which is composed of a coupled gas pump and a hydraulic pump, the output of the hydraulic pump is connected with the lifting cylinder via a steering valve, the input of the hydraulic pump and the reflux tube of the steering valve are connected with the hydraulic medium container. The utility model uses the gas pump as the aerated-hydraulic couple pump, and uses the control gas pump to connect the power gas pump, to realize the synchronous pressure control, the utility model has the advantages of an advanced design, a simple structure and low cost and the like.
Description
Technical field
The utility model belongs to the automobile-used jacking system of general vehicle, relates to the gas-liquid that a kind of employing is made up of air pump interlock Hydraulic Pump and presses a kind of gas-liquid of interlock pump to press the jacking system that links.
Background technology
Existing general vehicle car jacking system is adopted the mechanical type hydraulic lifting more, as: notification number 2520264, denomination of invention " dumping truck electric-controlled hydraulic lifting system ", it is improvement to existing machinery lever hydraulic lifting system, particularly cancelled manual draw bar in the rear end of fork, and load onto ascending, descending electromagnetic valve and ascending, descending switch, carry out electronic control; Also there are some to adopt the air pump hydraulic pump combination to use, as: notification number 2531969, denomination of invention " a kind of dumping truck hydraulic lifting device ", lifting valve is housed on the hydraulic oil pump, on lifting valve, be connected with lever, the other end of lever connects cylinder, lifting by cylinder is through the lever transmission, and the motion of control lifting valve makes the hydraulic ram lifting, the former is that electric-controlled mechanical lever system is as hydraulic power, the latter adopts the cylinder lever to pass as hydraulic power, and however, prior art awaits to improve, therefore, design a kind of advanced technology, simple in structure, the gas-liquid of stable performance presses the interlock jacking system to produce major progress to prior art.
Summary of the invention
The utility model purpose is the improvement at existing jacking system, presses the interlock pump and propose a kind of air pump that utilizes as the gas-liquid of Hydraulic Pump power, makes the hydraulic booster stable performance, and manageable a kind of gas-liquid is pressed the interlock jacking system.
The utility model is to realize like this, it comprises power air pump and air pump Pneumatic controller, hoist cylinder, pneumatic tube and hydraulic pipe, it is characterized in that: the two-way or unidirectional connection gas-liquid of described power air pump is pressed the air pump in the interlock pump, described gas-liquid presses the interlock pump to be made up of air pump interlock Hydraulic Pump, its hydraulic pressure delivery side of pump connects hoist cylinder by change-over valve, and the input end of described Hydraulic Pump is connected with the hydraulic medium container respectively with the counter flow pipe of described change-over valve.
But described gas-liquid presses interlock pump optimal design to be:
Gas-liquid presses the two ends symmetry of the air pump 20 of interlock pump to connect Hydraulic Pump 18,24, the corresponding Hydraulic Pump 18,24 in the two ends of described air pump 20 internal gas pressure pistons 21 symmetry respectively connects hydraulic piston 19,22, air pump 20 pump housings are provided with tracheae (15,1) with respect to the two ends of pneumaticpiston 21, the input end UNICOM of described Hydraulic Pump 18,24 also is provided with one-way input valve 16,26 separately, and its mouth UNICOM also is provided with unidirectional delivery valve 17,25 separately.
Or described gas-liquid presses an end of the air pump 20 of interlock pump to connect Hydraulic Pump 18, air pump piston 21 1 ends are connected with the hydraulic piston 19 of Hydraulic Pump 18, the input end of described Hydraulic Pump 18 is provided with one-way input valve 16, mouth is provided with unidirectional delivery valve 17, and air pump 20 pump housings are provided with tracheae (15,1) with respect to the two ends of pneumaticpiston 21.Further optimal design is: described hydraulic piston 19 piston bodies are provided with spring 31 outward, and spring 31 is connected with air pump 20 pump housing inwalls with pneumaticpiston 21.Or described air pump piston 21 other ends connection guide rod 29, air pump 20 pump housing end caps of described guide rod 29 1 ends are provided with connecting rod base 27, and connecting rod base 27 is formed linkages by connecting rod 28 and guide rod 29.
Described change-over valve optimal design is served as reasons and is controlled air pump 11 and direction control cock 6 compositions, control air pump 11 connects power air pump 3, direction control cock 6 valve bodies are provided with input pipe 4, counter flow pipe 12,5, two-way delivery pipe 10,8, direction control cock 6 valve body inner control pistons 7 are connected with the piston of control air pump 11, control plunger 7 is three grades of packed-pistons, be provided with two to intake chute between three grades of packed-pistons, intake chute UNICOM respectively and between input pipe 4, counter flow pipe 12,5 and the two-way delivery pipe 10,8.
The utility model connects the power air pump owing to utilize air pump to press the interlock pump as the gas-liquid of Hydraulic Pump power by the control air pump, reaches synchronous air pressure control, and present technique has advanced design, and is simple in structure, with low cost waits beneficial effect.
Description of drawings
Fig. 1, the utility model embodiment 1 structural representation.
Fig. 2, the utility model embodiment 2 structural representations.
Fig. 3, the utility model embodiment 3 structural representations.
The specific embodiment
Embodiment 1: it comprises power air pump 3 and air pump Pneumatic controller 2, hoist cylinder 9, pneumatic tube and hydraulic pipe.
Described gas-liquid presses the two ends symmetry of the air pump 20 of interlock pump to connect Hydraulic Pump 18,24, the corresponding Hydraulic Pump 18,24 in the two ends of described air pump 20 internal gas pressure pistons 21 symmetry respectively connects hydraulic piston 19,22, air pump 20 pump housings are provided with tracheae 15,1 with respect to the two ends of pneumaticpiston 21, the input end UNICOM of described Hydraulic Pump 18,24 also is provided with one-way input valve 16,26 separately, and its mouth UNICOM also is provided with unidirectional delivery valve 17,25 separately.
Described change-over valve is made up of control air pump 11 and direction control cock 6, control air pump 11 connects power air pump 3, by 2 controls of air pump Pneumatic controller, direction control cock 6 valve bodies are provided with input pipe 4, counter flow pipe 12,5, two-way delivery pipe 10,8, direction control cock 6 valve body inner control pistons 7 with control air pump 11 piston UNICOM or be connected, control plunger 7 is three grades of packed-pistons, be provided with two to intake chute between three grades of packed-pistons, intake chute UNICOM respectively and between input pipe 4, counter flow pipe 12,5 and the two-way delivery pipe 10,8.
Described power air pump 3 is by the air pump 20 in tracheae 15, the 1 two-way connection gas-liquid pressure interlock pump, described gas-liquid presses the interlock pump to be made up of air pump 20 interlock Hydraulic Pumps 18,24, the mouth of its Hydraulic Pump 18,24 connects change-over valve by delivery pipe 14, change-over valve connects hoist cylinder 9 by two-way delivery pipe 10,8, and the input end of described Hydraulic Pump 18,24 is connected with hydraulic medium container 13 respectively with the counter flow pipe of described change-over valve 12,5.Air pump Pneumatic controller 2 is an electronic controller.
Embodiment 2: described gas-liquid presses an end of the air pump 20 of interlock pump to connect Hydraulic Pump 18, air pump piston 21 1 ends are connected with the hydraulic piston 19 of Hydraulic Pump 18, the input end of described Hydraulic Pump 18 is provided with one-way input valve 16, mouth is provided with unidirectional delivery valve 17, and air pump 20 pump housings are provided with tracheae 15,1 with respect to the two ends of pneumaticpiston 21.
Change-over valve is identical with embodiment 1.
Described power air pump 3 is by the air pump 20 in tracheae 15, the 1 two-way connection gas-liquid pressure interlock pump, and described gas-liquid presses the interlock pump to be made up of air pump 20 interlock Hydraulic Pumps 18, and the mouth of its Hydraulic Pump 18 connects change-over valves by delivery pipe 14.Other is similar with embodiment 1.
Embodiment 3: on the basis of embodiment 2, described hydraulic piston 19 piston bodies are provided with spring 31 outward, and spring 31 is connected with air pump 20 pump housing inwalls with pneumaticpiston 21.
Change-over valve is identical with embodiment 1.
Described power air pump 3 is by the air pump 20 in the tracheae 1 unidirectional connection gas-liquid pressure interlock pump.
Other is similar with embodiment 2.
Embodiment 4: on the basis of embodiment 3 or embodiment 4, described air pump piston 21 other ends connect guide rod 29, and air pump 20 pump housing end caps of described guide rod 29 1 ends are provided with connecting rod base 27, and connecting rod base 27 is formed linkage by connecting rod 28 and guide rod 29.Connecting rod 28 can adopt slide bar or small rod with the connecting device 30 of guide rod 29.
Claims (6)
1, a kind of gas-liquid is pressed the interlock jacking system, it comprises power air pump and air pump Pneumatic controller, hoist cylinder, pneumatic tube and hydraulic pipe, it is characterized in that: the two-way or unidirectional connection gas-liquid of described power air pump is pressed the air pump in the interlock pump, described gas-liquid presses the interlock pump to be made up of air pump interlock Hydraulic Pump, its hydraulic pressure delivery side of pump connects hoist cylinder by change-over valve, and the input end of described Hydraulic Pump is connected with the hydraulic medium container respectively with the counter flow pipe of described change-over valve.
2, press the interlock jacking system according to the described a kind of gas-liquid of claim 1, it is characterized in that: described gas-liquid presses the two ends symmetry of the air pump (20) of interlock pump to connect Hydraulic Pump (18,24), the corresponding Hydraulic Pump (18 in the two ends of described air pump (20) internal gas pressure piston (21), 24) symmetry connects hydraulic piston (19 respectively, 22), air pump (20) pump housing is provided with tracheae (15 with respect to the two ends of pneumaticpiston (21), 1), described Hydraulic Pump (18,24) input end UNICOM also is provided with one-way input valve (16 separately, 26), its mouth UNICOM also is provided with unidirectional delivery valve (17 separately, 25).
3, press the interlock jacking system according to the described a kind of gas-liquid of claim 1, it is characterized in that: described gas-liquid presses an end of the air pump (20) of interlock pump to connect Hydraulic Pump (18), air pump piston (21) one ends are connected with the hydraulic piston (19) of Hydraulic Pump (18), the input end of described Hydraulic Pump (18) is provided with one-way input valve (16), mouth is provided with unidirectional delivery valve (17), and air pump (20) pump housing is provided with tracheae (15,1) with respect to the two ends of pneumaticpiston (21).
4, press the interlock jacking system according to the described a kind of gas-liquid of claim 3, it is characterized in that: described hydraulic piston (19) piston body is provided with spring (31) outward, and spring (31) is connected with air pump (20) pump housing inwall with pneumaticpiston (21).
5, press the interlock jacking system according to claim 3 or 4 described a kind of gas-liquids, it is characterized in that: described air pump piston (21) other end connects guide rod (29), air pump (20) pump housing end cap of described guide rod (29) one ends is provided with connecting rod base (27), and connecting rod base (27) is formed linkage by connecting rod (28) and guide rod (29).
6, press the interlock jacking system according to the described a kind of gas-liquid of claim 1, it is characterized in that: described change-over valve is made up of control air pump (11) and direction control cock (6), control air pump (11) connects power air pump (3), direction control cock (6) valve body is provided with input pipe (4), counter flow pipe (12,5), two-way delivery pipe (10,8), direction control cock (6) valve body inner control piston (7) is connected with the piston of control air pump (11), control plunger (7) is three grades of packed-pistons, be provided with two to intake chute between three grades of packed-pistons, intake chute respectively with input pipe (4), counter flow pipe (12,5) and two-way delivery pipe (10,8) UNICOM between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520099194 CN2853509Y (en) | 2005-11-29 | 2005-11-29 | Air-hydraulic linkage tipping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520099194 CN2853509Y (en) | 2005-11-29 | 2005-11-29 | Air-hydraulic linkage tipping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2853509Y true CN2853509Y (en) | 2007-01-03 |
Family
ID=37580139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520099194 Expired - Fee Related CN2853509Y (en) | 2005-11-29 | 2005-11-29 | Air-hydraulic linkage tipping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2853509Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619816A (en) * | 2012-04-11 | 2012-08-01 | 涂雪龙 | Hydraulic multipath gas-electric combination system |
| CN110143184A (en) * | 2019-04-15 | 2019-08-20 | 厦门道塑汽车用品有限公司 | A kind of automotive license plate cleaning device |
| CN112793165A (en) * | 2020-12-30 | 2021-05-14 | 佛山先临三维科技有限公司 | Device for recovering resin |
-
2005
- 2005-11-29 CN CN 200520099194 patent/CN2853509Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619816A (en) * | 2012-04-11 | 2012-08-01 | 涂雪龙 | Hydraulic multipath gas-electric combination system |
| CN110143184A (en) * | 2019-04-15 | 2019-08-20 | 厦门道塑汽车用品有限公司 | A kind of automotive license plate cleaning device |
| CN112793165A (en) * | 2020-12-30 | 2021-05-14 | 佛山先临三维科技有限公司 | Device for recovering resin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |