CN2740873Y - Multi-point self-lubricator - Google Patents
Multi-point self-lubricator Download PDFInfo
- Publication number
- CN2740873Y CN2740873Y CN 200420029881 CN200420029881U CN2740873Y CN 2740873 Y CN2740873 Y CN 2740873Y CN 200420029881 CN200420029881 CN 200420029881 CN 200420029881 U CN200420029881 U CN 200420029881U CN 2740873 Y CN2740873 Y CN 2740873Y
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- valve
- lubricating grease
- outlet
- valve body
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Abstract
The utility model relates to an automatic lubricating grease refiller which is composed of an electromagnetic direction control valve, a reciprocating booster pump, a rotary circulating and distributing valve, a drive motor, a circulating time delay relay, etc., wherein a pressure medium outlet of the direction control valve is alternately communicated with a push travel medium inlet and a return travel medium inlet of the reciprocating booster pump. An outlet of a lubricating grease box is communicated with an inlet of the reciprocating booster pump. An outlet of the reciprocating booster pump, which is provided with a one-way valve is communicated with an inlet of the rotary circulating and distributing valve which is composed of a valve body and a valve core which is connected with a drive motor in a transmission way, wherein the valve core is provided with a cavity; the valve body is axially and piecewise provided with connecting openings of a transfer pipeline which inputs and outputs lubricating grease. The valve core is arranged with passages at the positions corresponding to the connecting openings of each section of the valve body, and the passages are communicated with the cavity of the valve core. Each rotary passage of the valve core is butted with the corresponding connecting openings of each section of the valve body. The utility model has the advantages of simple structure, long service life and convenient maintenance.
Description
Technical field
The utility model belongs to the automatic injection device of lubricating grease, particularly relates to a kind of multiple spot automatic lubricator.
Background technique
The automatic injection device of known a kind of lubricating grease, be communicated with successively and form by grease case, turbine worm pump, multicolumn plug cycle assignment valve, each forms the position that makes things convenient for that is installed on lubricated machinery respectively, and each grease outlet of multicolumn plug cycle assignment valve is connected to each grease decanting point of equipment respectively by filling line.The major defect that above-mentioned automatic injection device exists is that its multicolumn plug cycle assignment valve rate of fault is higher, reason is the pressure that is provided after the plunger action before its do action of each plunger of this distributing valve depends on, in case certain plunger stops action because of the impurity card is stifled, its consequence then is that whole plungers all stop action.Yet the situation that is mixed with impurity in the lubricating grease almost is inevitably, and therefore above-mentioned automatic injection device work owes reliable.
Summary of the invention
The utility model is to owe the reliable technique problem in order to overcome the work that the automatic injection device of above-mentioned lubricating grease exists, and a kind of not only reliable operation is provided and can adjusts the multiple spot automatic lubricator of circulation injection length and injection amount.
The utility model is that the technical problem that overcomes the automatic injection device existence of above-mentioned lubricating grease is taked following technological scheme: the drive motor of the electromagnetic coil of electromagnetic type position control valve and rotary cycle assignment valve, the circulation time delay relay contact that the time that is connected in its working power loop is adjustable, the pressure medium inlet opening of electromagnetic type position control valve is communicated with pressure input device, the rise of its pressure medium delivery outlet and reciprocating type boost pump and backhaul pressure medium inlet opening are alternately connected, the outlet of grease box is communicated with the lubricating grease inlet that is provided with one-way valve of reciprocating type boost pump, reciprocating type boost pump is provided with the lubricating grease inlet of the rotary cycle assignment valve of lubricating grease outlet connection of one-way valve, described rotary cycle assignment valve is made of in the spool of drive motor with being in transmission connection fixing valve body, spool is provided with cavity, the valve body axial segmentation is provided with the delivery line connection mouth of input and output lubricating grease, spool is provided with the passage that is communicated with the spool cavity in the position of its corresponding each section of valve body delivery line connection mouth, the delivery line connection mouth of each passage of the spool of rotation status valve body each section pairing with it connects respectively.
The utility model can also be taked following technical measures:
The delivery line connection mouth that described valve body axial segmentation is provided with, wherein one section delivery line connection mouth is the lubricating grease inlet, all the other each section delivery line connection mouths are lubricating grease outlets, every section lubricating grease outlet is symmetrically distributed, each section lubricating grease outlet number is identical, increasing or decreasing one equal angular extent between the outlet of each section lubricating grease.
Described spool is provided with the annular channel of each passage external port of the delivery line connection mouth that is communicated with corresponding valve body lubricating grease inlet.
Described reciprocating type boost pump rise pressure medium intake line is provided with injection pressure indicator cock of often opening and the injection tutorial light that is series in this switch loop.
The export pipeline of described grease box is provided with normally closed fat position pressure switch and the fat position tutorial light that is series in this switch loop.
The beneficial effects of the utility model and advantage are: the rotary cycle assignment valve of this device is strong to the impurity adaptability of sneaking in the lubricating grease, long service life, it can not occur evidence because of the stifled fault of stopping the rotation of impurity card, indivedual lubricating grease outlets take place that the impurity cards are stifled can not to cause whole lubricating grease outlet stopping outputs yet, and it is also easily convenient than known technology to get rid of the stifled fault of card.This device has the advantages that to adjust circulation injection length length and injection amount, can guarantee good lubricating effect, can significantly save lubricating grease again.The utlity model has that structure is simple, long service life, be convenient to keep in repair and outstanding advantage that cost of production is low.
Description of drawings
Accompanying drawing 1 the utility model example structure schematic representation.
Accompanying drawing 2 rotary cycle assignment valve example structure generalized sections.
Accompanying drawing 3 Fig. 2 A-A zoomed-in views.
Accompanying drawing 4 Fig. 2 B-B zoomed-in views.
Accompanying drawing 5 Fig. 2 E-E zoomed-in views.
Number in the figure: 1 DC electrical source, 2 circulation time delay relays, 3 pressure introduction port, 4 adjustable throttle valve, 5 oil sump tanks, 6 electromagnetic type position control valves, 7 injection pressure indicator cocks, 8 inject tutorial light, 9 reciprocating type boost pumps, 10 one-way valves, 11 drive motors, 12 rotary cycle assignment valves, 121 valve bodies, 122 delivery line connection mouths, 123 spools, 124 cavitys, 125 passages, 126 annular channels, 127 end caps, 128 driving components, 129 guard rings, 13 delivery lines, 14 fat position tutorial light, 15 fat position pressure switches, 16 grease boxs.
Embodiment
Further specify the utility model below in conjunction with embodiment and accompanying drawing thereof.
Embodiment as shown in Figure 1, DC electrical source 1 provide working power through commercially available circulation time delay relay 2 contacts for the electromagnetic coil of electromagnetic type position control valve 6 and the drive motor 11 of rotary cycle assignment valve 12.The pressure input device that the pressure medium inlet opening 3 of electromagnetic type position control valve 6 is communicated with is a hydraulic station, and the pressure medium delivery outlet of the electromagnetic type position control valve 6 of embodiment's two-position four-way formula and the rise of reciprocating type boost pump 9 and backhaul pressure medium inlet opening are alternately connected.Formed negative pressure sucks reciprocating type boost pump from its outlet through one-way valve 10 with the lubricating grease of grease box 16 during reciprocating type boost pump backward stroke of the piston.During reciprocating type boost pump extending stroke, lubricating grease is pressed into the lubricating grease inlet of rotary cycle assignment valve 12 in the pump through one-way valve 10 from its outlet.The return opening of electromagnetic type position control valve 6 is communicated with oil sump tank 5.
The rise pressure medium intake line of reciprocating type boost pump 9 is provided with injection pressure indicator cock of often opening 7 and the injection tutorial light 8 that is series in this switch loop among Fig. 1, represents when this tutorial light is bright that this device injects the operation cycle at lubricating grease.The export pipeline of grease box 16 is provided with normally closed fat position pressure switch 15 and the fat position tutorial light 14 that is series in this switch loop, represents when this tutorial light is bright that lubricating grease in the grease box 16 is used up.
The structure of Fig. 1 embodiment's rotary cycle assignment valve 12 is seen Fig. 2-5.
As shown in Figure 2, rotary cycle assignment valve is that toothed shank is in transmission connection and constitutes in drive motor 11 and by the spool 123 that two end cap 127 is packaged in valve body by fixing valve body 121 with by driving component 128, and spool 123 is provided with cavity 124.Two end cap 127 is provided with Sealing (Fig. 2 fills out the blackboard branch) with valve body, spool junction plane, and driving component 128 is provided with the guard ring 129 that is fixed in valve body.
Among Fig. 2, valve body 121 axially divides 5 sections delivery line connection mouth 122 is set, and wherein the delivery line connection mouth of right-hand member section is the lubricating grease inlet, and all the other each section delivery line connection mouths are lubricating grease outlets.Shown in Fig. 3,4, the outlet of every section lubricating grease is that delivery line connection mouth 122 is symmetrically distributed 5, is that the center of circle axle center angle α that successively decreases for example distributes at 30 degree angles with valve body 121 axle center between the outlet of each section lubricating grease.
The delivery line connection mouth of illustrated spool pairing with it respectively each section of valve body of its each passage under rotation status connects respectively.
Above embodiment's rotary cycle assignment valve is tightly connected delivery line 13 respectively to the equipment lubrication point as the delivery line connection mouth 122 of lubricating grease outlet.
The current"on"time and the power-off time that change circulation time delay relay 2 this device, commercially available can be adjusted injection operation cycle length.Under the constant situation of adjustable throttle valve 4 apertures of Fig. 1, if be full of reciprocating type boost pump rodless cavity time less than hydraulic oil current"on"time, power-off time is full of the reciprocating type boost pump rod chamber time less than hydraulic oil, then can limit the stroke range of reciprocating type boost pump extending stroke and backhaul, make reciprocating type boost pump liposuction not to the greatest extent, realize the control of injection amount less than, row's fat.
Claims (5)
1, the multiple spot automatic lubricator, by the grease case, each outlet of cycle assignment valve and cycle assignment valve is connected to the filling line of each grease decanting point and forms, it is characterized in that: the drive motor of the electromagnetic coil of electromagnetic type position control valve and rotary cycle assignment valve, the circulation time delay relay contact that the time that is connected in its working power loop is adjustable, the pressure medium inlet opening of electromagnetic type position control valve is communicated with pressure input device, the rise of its pressure medium delivery outlet and reciprocating type boost pump and backhaul pressure medium inlet opening are alternately connected, the outlet of grease box is communicated with the lubricating grease inlet that is provided with one-way valve of reciprocating type boost pump, reciprocating type boost pump is provided with the lubricating grease inlet of the rotary cycle assignment valve of lubricating grease outlet connection of one-way valve, described rotary cycle assignment valve is made of in the spool of drive motor with being in transmission connection fixing valve body, spool is provided with cavity, the valve body axial segmentation is provided with the delivery line connection mouth of input and output lubricating grease, spool is provided with the passage that is communicated with the spool cavity in the position of its corresponding each section of valve body delivery line connection mouth, the delivery line connection mouth of each passage of the spool of rotation status valve body each section pairing with it connects respectively.
2, multiple spot automatic lubricator according to claim 1, it is characterized in that: the delivery line connection mouth that described valve body axial segmentation is provided with, wherein one section delivery line connection mouth is the lubricating grease inlet, all the other each section delivery line connection mouths are lubricating grease outlets, every section lubricating grease outlet is symmetrically distributed, each section lubricating grease outlet number is identical, increasing or decreasing one equal angular extent between the outlet of each section lubricating grease.
3, multiple spot automatic lubricator according to claim 1 is characterized in that: described spool is provided with the annular channel of each passage external port of the delivery line connection mouth that is communicated with corresponding valve body lubricating grease inlet.
4, multiple spot automatic lubricator according to claim 1 is characterized in that: described reciprocating type boost pump rise pressure medium intake line is provided with injection pressure indicator cock of often opening and the injection tutorial light that is series in this switch loop.
5, multiple spot automatic lubricator according to claim 1 is characterized in that: the export pipeline of described grease box is provided with normally closed fat position pressure switch and the fat position tutorial light that is series in this switch loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420029881 CN2740873Y (en) | 2004-10-08 | 2004-10-08 | Multi-point self-lubricator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420029881 CN2740873Y (en) | 2004-10-08 | 2004-10-08 | Multi-point self-lubricator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2740873Y true CN2740873Y (en) | 2005-11-16 |
Family
ID=35351163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420029881 Expired - Fee Related CN2740873Y (en) | 2004-10-08 | 2004-10-08 | Multi-point self-lubricator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2740873Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072390A (en) * | 2010-11-23 | 2011-05-25 | 莱芜钢铁股份有限公司 | Automatic lubricating device |
| CN105465581A (en) * | 2016-01-26 | 2016-04-06 | 深圳市华星光电技术有限公司 | Automatic oil supply device and method and equipment with automatic oil supply device |
| CN110307465A (en) * | 2019-07-30 | 2019-10-08 | 王定根 | A kind of sequence fueller and the full-automatic lubricant injection device of excavator |
-
2004
- 2004-10-08 CN CN 200420029881 patent/CN2740873Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072390A (en) * | 2010-11-23 | 2011-05-25 | 莱芜钢铁股份有限公司 | Automatic lubricating device |
| CN102072390B (en) * | 2010-11-23 | 2013-12-25 | 山东钢铁股份有限公司 | Automatic lubricating device |
| CN105465581A (en) * | 2016-01-26 | 2016-04-06 | 深圳市华星光电技术有限公司 | Automatic oil supply device and method and equipment with automatic oil supply device |
| CN110307465A (en) * | 2019-07-30 | 2019-10-08 | 王定根 | A kind of sequence fueller and the full-automatic lubricant injection device of excavator |
| CN110307465B (en) * | 2019-07-30 | 2024-01-26 | 王定根 | Sequential oil supply device and full-automatic lubricant injection device of excavator |
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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 |