CN202991385U - Hydraulic direct drive slurry pump - Google Patents
Hydraulic direct drive slurry pump Download PDFInfo
- Publication number
- CN202991385U CN202991385U CN 201220676963 CN201220676963U CN202991385U CN 202991385 U CN202991385 U CN 202991385U CN 201220676963 CN201220676963 CN 201220676963 CN 201220676963 U CN201220676963 U CN 201220676963U CN 202991385 U CN202991385 U CN 202991385U
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- oil
- oil cylinder
- piston
- slurry pump
- distributing valve
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Abstract
The utility model discloses a hydraulic direct drive slurry pump, which comprises a work part and an oil distribution part. The hydraulic direct drive slurry pump is characterized in that the work part comprises an even number of work assemblies, which is equal to or larger than 4; and each work assembly comprises an oil cylinder provided with a piston, a water cylinder provided with a water draining piston and a pump head, which are sequentially connected with one another. Compared with a traditional slurry pump with the same output flow, the slurry pump is small in size, only occupies one fourth to one third of the weight of the traditional slurry pump, and can save over 20% of energy under the condition that an automatic variable hydraulic system is adopted.
Description
Technical field
The utility model belongs to slurry pump, is specifically related to a kind of hydraulic direct-drive formula slurry pump.
Background technique
Slurry pump is widely used in ocean, land oil drilling, water power, water conservancy, construction engineering foundation grouting and slip casting, and physical prospecting, high-pressure rotary-spray is in the mechanical executions such as non-excavation.Slurry pump still adopts the mechanically operated form of construction work of the technology bent axle fifties in last century mostly at present, only have the unit of minority to adopt the comparatively slurry pump of advanced hydraulic motor transmission, but the bent axle that still adopts due to the slurry pump of this motor type adds the transmission of speed change gear, so it is not fully hydraulic driven truly, can only be at last the slurry pump of half mechanical half hydraulic pressure, the shortcoming such as these several slurry pump all exist can not be dissolved in the automation control program fully, required drive is large, quality is large and mechanical wear is fast.Continuous high speed development renewal along with world's engineering machinery, all-hydraulic and full-automatic engineering machinery has progressively replaced the Developing mainstream that legacy equipment becomes mechanical execution, therefore, can be adapted to any all-hydraulicly and automation engineering is mechanical, really incorporate the hydraulic system that it is used, and can realize that automation with it controls the most important thing that online slurry pump becomes this field innovation.
The model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of lightweight, volume is little, the output energy is large, mechanical wear is little, energy-conservation and easily realize the hydraulic direct-drive formula slurry pump that automation is controlled.
The technological scheme that realizes the employing of the utility model purpose is as follows:
The hydraulic direct-drive formula slurry pump that the utility model provides comprises working portion and joins oily part; Described working portion comprises and is equal to or greater than 4 even number work package, and each work package comprises the oil cylinder of establishing piston, the water vat of establishing the draining piston and the pump head that connects successively; The described oil part of joining comprises oil distributing member, is located at oil distributing valve on oil distributing member, is located at the ratchet shaft in oil distributing member, described oil distributing valve comprises the oil distributing valve core in valve seat and valve seat, described ratchet shaft is provided with the ratchet corresponding with the oil cylinder difference in described each work package, and an end of ratchet shaft is connected with described oil distributing valve core; Described in-oil cylinder piston is provided with forward and backward piston rod, piston adopts tooth to coordinate with described to ratchet that should oil cylinder by the back piston bar, and be connected with the draining piston of water vat by the secondary piston bar, forward and backward two of the inherent piston of oil cylinder is respectively equipped with the serial connection oil pocket and advances oil pocket; Described oil distributing valve is communicated with the propelling oil pocket of oil cylinder in described each work package respectively by oil duct, and in work package, every two oil cylinders are interconnected by the serial connection oil pocket and consist of the oil cylinder group.
The utility model also comprises oil hydraulic motor and the sequence valve that is communicated with oil hydraulic motor, and described oil hydraulic motor is located on oil distributing member and is connected with the other end of described ratchet shaft.
Described work package is 4 groups, comprises two group oil cylinders of every group of 2 oil cylinders, and on ratchet, 1/2 pitch circumference of hook tooth is the running length of described oil cylinder piston; Oil distributing valve core in described oil distributing valve is under described ratchet shaft drives, it is that oil is joined in 90 rotations of spending that the control oil distributing valve carries out angular difference by oil duct to 4 oil cylinders, the oily angular difference of joining between two oil cylinders in described oil cylinder group is 180 degree, and the oily angular difference of joining between two oil cylinder groups is 90 degree.
The additional oil duct that described oil cylinder is equipped with one-way valve is communicated with the serial connection oil pocket and advances oil pocket.
Oil cylinder, water vat and pump head in described all working assembly is combined into respectively oil cylinder integration module, water vat integration module and pump head integration module, describedly join oil part and oil hydraulic motor, sequence valve composition are joined oily integration module, described these module group all-in-one-piece bodies, described oil duct is located in described body.
The beneficial effects of the utility model:
1, in traditional slurry pump situation of the identical output flow of contrast, the 1/3-1/4 that volume of the present utility model is little, weight only has traditional slurry pump is in the situation that adopt the automatic variable hydraulic system energy-conservation more than 20%.
2, in engineering machinery constantly to the epoch that automation strides forward, the utility model can incorporate its automated procedures easily fully.
What 3, the utility model adopted is hydraulic jack direct-push type structure, can also carry out the output of delivery in the output maximum pressure, and this is inaccessiable absolutely at traditional slurry pump.
4, and draining piston little due to mechanical wear can adopt lubricating system, so the utility model has substantially exceeded the working life of traditional slurry pump.
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that the AA of Fig. 1 is to view.
Fig. 3 is that the BB of Fig. 1 is to view.
Fig. 4, Fig. 5 replenish the working state schematic representation of oil duct in the utility model.
Embodiment
See Fig. 1-Fig. 3, hydraulic direct-drive formula slurry pump, the hydraulic direct-drive formula slurry pump that the utility model provides comprises working portion and joins oily part; Described working portion comprises 4 groups of work packages, each work package comprises the oil cylinder of establishing piston 5, the water vat of establishing draining piston 12 and the pump head that connects successively, comprise altogether 4 oil cylinder I, II, III, IV, 4 water vats and 4 pump heads, water vat and pump head are prior art; Oil cylinder comprises cylinder body 17, is located at the oil cylinder cover 9 in cylinder body 17, and piston 5 is located in oil cylinder cover 9; Water vat comprises water vat body 15, is located at the water vat cover 13 in water vat body 15, and draining piston 12 is located in water vat cover 13, and water vat body 15 is provided with peep hole 11 and the pollutant exhaust hole 16 that is communicated with water vat cover 13 inner chambers; The described oil part of joining is wrapped oil distributing member 18, is located at oil distributing valve on oil distributing member 18, is located at the ratchet shaft 2 in oil distributing member 18, described oil distributing valve comprises the oil distributing valve core 25 in valve seat 24 and valve seat 24, valve seat 24 is provided with filler opening 29, return opening 28 and sequence valve 22, and sequence valve 22 is provided with oil outlet 23 and regulating handle 3; Described ratchet shaft 2 is provided with the ratchet 27 corresponding with the oil cylinder difference in described each work package, and ratchet 27 is provided with hook tooth 26, and an end of ratchet shaft 2 is connected with described oil distributing valve core 25; Described in-oil cylinder piston 5 is provided with forward and backward piston rod 6,1, the back piston bar 1 of piston 5 is provided with tooth bar and with described, hook tooth 26 on should the ratchet 27 of oil cylinder 5 is coordinated, piston 5 is connected with the draining piston 12 of water vat by secondary piston bar 6, and forward and backward two of the inherent piston 5 of oil cylinder is respectively equipped with serial connection oil pocket 10 and advances oil pocket 4; Described oil distributing valve is communicated with the propelling oil pocket 4 of oil cylinder in described each work package respectively by oil duct, work package comprises two group oil cylinders, wherein oil cylinder I, II are one group, oil cylinder III, IV are one group, and their the serial connection oil pocket 4 of two oil cylinders (oil cylinder I, II and oil cylinder III, IV) in each group is interconnected by the oil duct of separately establishing and consists of the oil cylinder group; Also be provided with oil hydraulic motor 19 on described oil distributing member 18, the output oil port 23 of sequence valve 22 is connected with the filler opening 30 of oil hydraulic motor 19, and oil hydraulic motor 19 is connected with the other end of ratchet shaft 2;
On described ratchet 27,1/2 pitch circumference of hook tooth 26 is the running length of described oil cylinder piston 5; Oil distributing valve core 25 in described oil distributing valve is under described ratchet shaft 2 drives, it is that oil is joined in 90 rotations of spending that the control oil distributing valve carries out angular difference by oil duct 21 (a, b, c, d) to 4 oil cylinders, in two oil cylinder groups, the oily angular difference of joining of oil cylinder I, II is 180 degree, the oily angular difference of joining of oil cylinder III, IV is 180 degree, and the oily angular difference of joining between oil cylinder group (oil cylinder I, II) and oil cylinder group (oil cylinder III, IV) is 90 degree;
The additional oil duct 8 that described oil cylinder is equipped with one-way valve 7 connects serial connection oil pocket 10 and advances oil pocket 4;
Oil cylinder in all working assembly, water vat and pump head are combined into respectively oil cylinder integration module 32, water vat integration module 33 and pump head integration module 14; Described oil distributing member 18, oil distributing valve, ratchet shaft 2, ratchet 27 and the compositions such as oil hydraulic motor 19, sequence valve 22 of joining the oil part are joined oily integration module 31, described these modules 14,31,32,33 groups of all-in-one-piece bodies, and described oil duct is located in described body.
Oil distributing valve and sequence valve are connected in the main system oil circuit, with the filler opening 29 on the pressure oil access oil distributing valve of hydraulic system, with the fuel tank of the return opening 28 access hydraulic systems on oil distributing valve.When beginning just to have one pressure oil after the slurry pump fuel feeding, hydraulic system leads to wherein 2 oil cylinders in 4 oil cylinder I, II, III, IV, and promotion oil cylinder piston 5 setting in motions, this moment oil cylinder piston 5 back piston bar 1 on tooth bar just drive hook tooth 26 and ratchet shaft 2 and begin to rotate, so also to begin by hydraulic fluid port a, b, c, the d that joins oily integration module 31 internal oil channels 21,4 oil cylinder I, II, III, IV to be carried out angular difference be that oil is joined in 90 rotations of spending due to the concentric oil distributing valve core 25 that is connected of the oil distributing valve core 25 in the oil distributing valve of joining on oily integration module 31 and ratchet shaft 2.This moment, oil cylinder integration module 32 interior 4 oil cylinder I, II, III, IV just began to do the regular to-and-fro motion that angular difference is 90 degree, its rule be between oil cylinder I, II to join oily angular difference be 180 degree, the oily angular difference of joining between oil cylinder III, IV is 180 degree, the oily angular difference of joining between oil cylinder group (oil cylinder I, II) and oil cylinder group (oil cylinder III, IV) is 90 to spend.Because oil cylinder I, II and oil cylinder III, IV are connected by serial connection oil pocket 10 respectively and are that 180 degree are joined oily angular difference, so the backhaul of oil cylinder I, II, III, IV does not need to complete with the flow of system in the rule to-and-fro motion.Referring to Fig. 4, Fig. 5, serial connection oil pocket 10 at oil cylinder I does not have under oil or few oil condition, piston 5 in oil cylinder I is to the space of a segment distance L occurring between left line way limit position, at this moment the movement position of the piston 5 in oil cylinder II can be crossed the additional oil duct 8 on oil cylinder cover 9, one-way valve 7 on this oil cylinder II is opened, pressure oil is by replenishing oil duct 8 and serial connection oil pocket 10 to oil cylinder I makeup oil, if serial connection oil pocket 10 is in oil-overflow state, just can not surmounting, the movement position of oil cylinder II piston 5 do not replenish oil duct 8.The draining piston 12 that directly promotes to be connected on oil cylinder secondary piston bar 6 after each oil cylinder I, II, III, IV normal operation is done regular to-and-fro motion, makes it to complete the discharging water work of slurry pump.Observation panel 11 on water vat integration module 33 draining piston 12 lubricant oil that are used for annotating are just opened sewage draining exit 16 with it cleaning when draining piston 12 wear and leakage liquid.
Oil hydraulic motor 19 is state of dormancy or idle state under normal circumstances, whether its unlatching depends on the sequence valve 22 set cracking pressures of adjusted handle 3, moment only appears under the slurry pump abnormal condition when crashing, thereby slurry pump can moment produces that system high pressure is opened sequence valve 22 and to oil hydraulic motor 19 fuel feeding, oil hydraulic motor 10 can drive motor ratchets 20 and made and join oily oil distributing valve core 25 and rotate and allow slurry pump reply and work this moment, and oil hydraulic motor 19 is got back to again state of dormancy afterwards.
The utility model can also adopt quantity greater than 4 even number work package, and wherein oil is joined at the oily angle of joining that the fuel oil meter rule spends by n even number work package/360 of joining of oil cylinder.
Claims (5)
1. a hydraulic direct-drive formula slurry pump, comprise working portion and join oily part; It is characterized in that described working portion comprises is equal to or greater than 4 even number work package, and each work package comprises the oil cylinder of establishing piston, the water vat of establishing the draining piston and the pump head that connects successively; The described oil part of joining comprises oil distributing member, is located at oil distributing valve on oil distributing member, is located at the ratchet shaft in oil distributing member, described oil distributing valve comprises the oil distributing valve core in valve seat and valve seat, described ratchet shaft is provided with the ratchet corresponding with the oil cylinder difference in described each work package, and an end of ratchet shaft is connected with described oil distributing valve core; Described in-oil cylinder piston is provided with forward and backward piston rod, piston adopts tooth to coordinate with described to ratchet that should oil cylinder by the back piston bar, and be connected with the draining piston of water vat by the secondary piston bar, forward and backward two of the inherent piston of oil cylinder is respectively equipped with the serial connection oil pocket and advances oil pocket; Described oil distributing valve is communicated with the propelling oil pocket of oil cylinder in described each work package respectively by oil duct, and in work package, every two oil cylinders are interconnected by the serial connection oil pocket and consist of the oil cylinder group.
2. hydraulic direct-drive formula slurry pump according to claim 1, is characterized in that also comprising oil hydraulic motor and the sequence valve that is communicated with oil hydraulic motor, and described oil hydraulic motor is located on oil distributing member and is connected with the other end of described ratchet shaft.
3. hydraulic direct-drive formula slurry pump according to claim 1 and 2, is characterized in that described work package is 4 groups, comprises two oil cylinder groups, and on ratchet, 1/2 pitch circumference of hook tooth is the running length of described oil cylinder piston; Oil distributing valve core in described oil distributing valve is under described ratchet shaft drives, it is that oil is joined in 90 rotations of spending that the control oil distributing valve carries out angular difference by oil duct to 4 oil cylinders, the oily angular difference of joining between two oil cylinders in described oil cylinder group is 180 degree, and the oily angular difference of joining between two oil cylinder groups is 90 degree.
4. hydraulic direct-drive formula slurry pump according to claim 3, is characterized in that the additional oil duct that described oil cylinder is equipped with one-way valve is communicated with the serial connection oil pocket and advances oil pocket.
5. hydraulic direct-drive formula slurry pump according to claim 4, it is characterized in that oil cylinder, water vat and pump head in described all working assembly are combined into respectively oil cylinder integration module, water vat integration module and pump head integration module, describedly join oil part and oil hydraulic motor, sequence valve composition are joined oily integration module, described these module group all-in-one-piece bodies, described oil duct is located in described body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220676963 CN202991385U (en) | 2012-12-11 | 2012-12-11 | Hydraulic direct drive slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220676963 CN202991385U (en) | 2012-12-11 | 2012-12-11 | Hydraulic direct drive slurry pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991385U true CN202991385U (en) | 2013-06-12 |
Family
ID=48562571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220676963 Expired - Lifetime CN202991385U (en) | 2012-12-11 | 2012-12-11 | Hydraulic direct drive slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202991385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016289A (en) * | 2012-12-11 | 2013-04-03 | 李星宇 | Hydraulic direct-drive type mud pump |
-
2012
- 2012-12-11 CN CN 201220676963 patent/CN202991385U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016289A (en) * | 2012-12-11 | 2013-04-03 | 李星宇 | Hydraulic direct-drive type mud pump |
| CN103016289B (en) * | 2012-12-11 | 2015-04-15 | 李星宇 | Hydraulic direct-drive type mud pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130612 Effective date of abandoning: 20150415 |
|
| RGAV | Abandon patent right to avoid regrant |