CN201141511Y - Centralized self-lubrication system - Google Patents
Centralized self-lubrication system Download PDFInfo
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- CN201141511Y CN201141511Y CNU2007200656228U CN200720065622U CN201141511Y CN 201141511 Y CN201141511 Y CN 201141511Y CN U2007200656228 U CNU2007200656228 U CN U2007200656228U CN 200720065622 U CN200720065622 U CN 200720065622U CN 201141511 Y CN201141511 Y CN 201141511Y
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- air
- lubrication
- bit triplet
- selector valve
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Abstract
The utility model discloses a concentrating automatic lubrication system, which comprises a lubricating oil tank (5), a pneumatic lubrication pump (4) or a pneumatic lubrication pump (8), a filter (6) and an increment type distributor (7), wherein, the lubricating oil tank (5) is connected with the filter (6) and the increment type distributor (7) through the pneumatic lubrication pump, and the air pipe of the pneumatic lubrication pump is connected with a compressed air resource through an one-way restrictive valve (3), a two-position three-way directional control valve and a voltage regulator. The concrete pumping operation of equipment is performed, the compressed air in a chassis air storage tank (through drying and filtrating processes) enters into the pneumatic lubrication pump through the voltage regulator, the two-position three-way directional control valve and the one-way restrictive valve, the lubricant medium (lubricating grease or lubricating oil) in the lubricating oil tank is driven into the lubrication pipeline of a concrete pump truck by the lubrication pump, and therefore, each lubrication point of the concrete pump truck is ensured to be lubricated on time and quantitatively well; the concentrating automatic lubrication system has the advantage that the cost is low, the automaticity is high, the rate of failure is low, and the installation and the maintenance are simple.
Description
Technical field
The utility model relates to a kind of Centralized and Automatic Lubrication system of concrete pumping machinery technical field.
Background technique
Lubricant pump in the concrete pumping machinery centralized lubrication system extensively adopt electronic lubricant pump (motor driving), hydrodynamic lubrication pump (hydraulic driving) or manually lubricant pump (driven by shaking) pumping lubricant medium (lubricating grease or lubricant oil) enter in the lubricating pipe of lubrication system, thereby each lubricating point that guarantees concrete mixer can be regularly, lubricated quantitatively.
The operating conditions of concrete pumping machinery very abominable (dust is big, high humidity, to follow pumping to impact shake big), the requirement system can adapt to this rugged environment fully, can realize simultaneously good lubrication automatically to each motor element, system's good anti-vibration, lubricant pump can realize intermittent pumping lubricant medium (saving the lubricant medium consumption).
Use the lubrication system of above-mentioned lubricant pump to have following problem:
1), adopts the Centralized and Automatic Lubrication system (see figure 1) of electronic lubricant pump (motor driving), lubricant medium pressure oil circuit needs relief valve to adjust pressure, can realize Centralized and Automatic Lubrication, but the import motor costs an arm and a leg, homemade electrical fault is many, the intermittent type pumping needs the frequent starting motor to cause the motor easy burn-out, the working environment shake is easy to generate electrical failure greatly, has the Installation and Debugging complexity in addition, the shortcoming that fault is more.
2), adopt the Centralized and Automatic Lubrication system (see figure 2) of hydrodynamic lubrication pump (hydraulic driving), can realize Centralized and Automatic Lubrication, the hydrodynamic lubrication pump does not have and independently drives oil circuit, mostly from distributing oil circuit to get hydraulic oil source, lubricant pump follows distribution (or pumping) mechanism to be synchronized with the movement, and lubricant medium pressure oil circuit needs relief valve to adjust pressure, the more electronic lubricant pump of this mode price is cheap, but times of exercise is many, the installation and maintenance more complicated, and fault is high and be not easy identification; And hydraulic oil and lubricant medium (as lubricating grease) are scurried oil (behind the ring wear) and will be caused that hydraulic oil seriously goes bad in the whole hydraulic system of equipment in the lubricant pump, lose bigger.
3), adopt the centralized lubrication system (see figure 3) of manual lubricant pump (driven by shaking), can not realize Centralized and Automatic Lubrication, need the artificial frequent lubricant pump that shakes, cause equipment lubrication bad easily.
Adopt the centralized lubrication system rate of fault height of above lubricant pump, equipment is easy to generate insufficient lubrication, causes the friction between each relative motion component to strengthen because of can not get good lubrication, element shortening in working life, and the equipment that influences normally uses.
The model utility content
Technical problem to be solved in the utility model provides a kind of novel Centralized and Automatic Lubrication system that can adapt to concrete pumping machinery, not only require lubricant pump to drive automatically, very bad working environment environment of concrete pumping equipment can be adapted to, good anti-vibration, intermittent type pumping lubricant medium can be realized; And require the reliability height, and rate of fault is low, and installation and maintenance are simple, and price is comparatively cheap, can obtain good lubricating regularly, quantitatively by assurance equipment.
In order to solve the problems of the technologies described above, the Centralized and Automatic Lubrication system that the utility model provides, comprise lubricating oil tank, air-operated lubricating pump, filter, progressive distributor, described lubricating oil tank is connected with progressive distributor with described filter by air-operated lubricating pump, and the tracheae of described air-operated lubricating pump is connected compressed gas source by one-way throttle valve, two-bit triplet selector valve with pressure governor.
Described air-operated lubricating pump is the air-operated lubricating pump that carries the two-bit triplet selector valve, and the described two-bit triplet selector valve that carries the air-operated lubricating pump of two-bit triplet selector valve is connected with described one-way throttle valve.
The two-bit triplet selector valve that described two-bit triplet selector valve is charged magnetic coil, described pressure governor band barometer.
Adopt the air-operated lubricating pump Centralized and Automatic Lubrication system of technique scheme, pressurized air when equipment carries out the concrete pumping operation in the gas holder of chassis (handling) through dry filter by pressure governor (band barometer), two-bit triplet selector valve, one-way throttle valve, enter pneumatic grease pump, pressurized air back and forth drives the air-operated lubricating pump plunger lubricant medium is pumped in the lubricating pipe, thereby each lubricating point that guarantees concrete mixer can obtain good lubricating regularly, quantitatively; This plant automation degree height, cost is low, rate of fault is low, installation and maintenance are simple, and belongs to the industry initiative in the concrete pumping machinery field.
In sum, air-operated lubricating pump Centralized and Automatic Lubrication of the present utility model system can adapt to concrete pumping machinery, overcome all deficiencies of the electronic lubricant pump, hydrodynamic lubrication pump or the manual lubricant pump centralized lubrication system that extensively adopt in the industry, had very big promotional value.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is original Centralized and Automatic Lubrication system architecture schematic representation;
Fig. 2 is original Centralized and Automatic Lubrication system architecture schematic representation;
Fig. 3 is original Centralized and Automatic Lubrication system architecture schematic representation;
Fig. 4 is a kind of example structure structural drawing of the utility model;
Fig. 5 is the another kind of example structure schematic representation of the utility model.
Embodiment
Referring to accompanying drawing 4, lubricating oil tank 5 is connected with progressive distributor 7 with filter 6 by air-operated lubricating pump 4, and the tracheae of air-operated lubricating pump 4 is by the two-bit triplet selector valve 2 of one-way throttle valve 3, charged magnetic coil and the pressurized air that is connected with barometric pressure governor 1 in the concrete pump vehicle chassis gas holder.With tracheae barometric pressure governor 1 is with in the pressurized air in the concrete pump vehicle chassis gas holder (handling through dry filter) access, two-bit triplet selector valve 2, one-way throttle valve 3 through charged magnetic coil enter air-operated lubricating pump 4, thereby compressed air-driven air-operated lubricating pump 4 cylinder pistons drive air-operated lubricating pump 4 plungers the lubricant medium in the lubricating oil tank 5 are pumped in the lubricating pipe by progressive distributor 7, utilize spring that cylinder piston is resetted simultaneously.
Referring to accompanying drawing 4, the two-bit triplet selector valve 2 of charged magnetic coil is in off state when flat, to then two-bit triplet selector valve 2 connections of charged magnetic coil of electromagnetic coil energising, pressurized air is by being with barometric pressure governor 1, two-bit triplet selector valve 2, one-way throttle valve 3 through charged magnetic coil enter air-operated lubricating pump 4, drive air-operated lubricating pump 4 plungers lubricant medium is pumped in the lubricating pipe; To the electromagnetic coil outage, the two-bit triplet selector valve 2 of charged magnetic coil is in off state, and pressurized air in air-operated lubricating pump 4 cylinders and atmosphere are connected, and drives air-operated lubricating pump 4 cylinder pistons and reset under the effect of spring restoring force, finishes pumping circulation one time.Give the two-bit triplet selector valve 2 of the charged magnetic coil on the electromagnetic coil power on/off switching gas circuit, air-operated lubricating pump ceaselessly the pumping lubricant medium in lubricating pipe.
Referring to accompanying drawing 5, lubricating oil tank 5 is connected with progressive distributor 7 with filter 6 by the air-operated lubricating pump 8 that carries the two-bit triplet selector valve, and the PNEUMATIC TUBE of two-bit triplet selector valve of air-operated lubricating pump 8 that carries the two-bit triplet selector valve is by the two-bit triplet selector valve 2 of one-way throttle valve 3, charged magnetic coil and the pressurized air that is connected with barometric pressure governor 1 in the concrete pump vehicle chassis gas holder.
Referring to accompanying drawing 5, carry the air-operated lubricating pump 8 of two-bit triplet selector valve, be in on-state at ordinary times, the two-bit triplet change-over valve core that carries axially connects with air-operated lubricating pump 8 cylinder pistons.The two-bit triplet selector valve 2 of charged magnetic coil is in off state when flat, to then two-bit triplet selector valve 2 connections of charged magnetic coil of electromagnetic coil energising, pressurized air is by the two-bit triplet selector valve 2 with the charged magnetic coil of barometric pressure governor 1 process, one-way throttle valve 3 enters the air-operated lubricating pump 8 that carries the two-bit triplet selector valve, air-operated lubricating pump 8 cylinder pistons that driving carries the two-bit triplet selector valve move to limit position, thereby the two-bit triplet change-over valve core that drive air-operated lubricating pump 8 carries moves to off state, interior pressurized air and the atmosphere of air-operated lubricating pump 8 cylinders that carries the two-bit triplet selector valve connected, under the effect of spring restoring force, drive air-operated lubricating pump 8 cylinder pistons that carry the two-bit triplet selector valve and return to initial position, finish pumping circulation one time, the two-bit triplet change-over valve core that carries that carry the air-operated lubricating pump 8 of two-bit triplet selector valve this moment also moves to on-state, the air-operated lubricating pump 8 that carries the two-bit triplet selector valve begins the next round pumping circulation again, lasting source of the gas is provided for the air-operated lubricating pump 8 that carries the two-bit triplet selector valve, pump is the delivery pressure lubricant medium continuously, the discharge capacity of lubricant medium is by the time length decision that continues air feed, and the time length that continues air feed continues to such an extent that the electric time is controlled by two-bit triplet selector valve 2 electromagnetic coils of charged magnetic coil.
These two kinds of implementations have the following advantages simultaneously:
(1) working environment adaptability is good, and is safe and reliable, can be suitable for the many dust of concrete pumping equipment, humidity, Environmental Conditions that temperature variation is big fully.
(2) but the fast frequent starting of pneumatic element response; be easy to realize reciprocal pumping campaign fast; power and speed easy to adjust; can realize automatic overload protection; be better than adopting the lubrication system of electronic lubricant pump (motor driving), hydrodynamic lubrication pump (hydraulic driving); lubricant medium pressure oil circuit has been save relief valve; reduced the influence that the lubricant medium loine pressure causes because of relief valve; lubricant medium pressure oil circuit pressure reads by the barometer of observing on the pressure governor (1) simultaneously; directly perceived adjustable and simpler, rate of fault is low.
(3) pneumatic element simple in structure, compact, be easy to make, working medium is an air, can enter in the atmosphere after the use and can not pollute.Pipe arrangement is simple, and working service is simple, is the best means that realizes low cost autonation.
(4) good anti-vibration, working pressure are not too high, and the working service cost is low.
At last, it is pointed out that the present invention is not limited to above embodiment, can also have many distortion.The distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (3)
1, a kind of Centralized and Automatic Lubrication system, comprise lubricating oil tank (5), air-operated lubricating pump (4) or air-operated lubricating pump (8), filter (6), progressive distributor (7), it is characterized in that: described lubricating oil tank (5) is connected with progressive distributor (7) with described filter (6) by air-operated lubricating pump, and the tracheae of described air-operated lubricating pump is connected compressed gas source by one-way throttle valve (3), two-bit triplet selector valve with pressure governor.
2, Centralized and Automatic Lubrication according to claim 1 system, it is characterized in that: described air-operated lubricating pump is the air-operated lubricating pump (8) that carries the two-bit triplet selector valve, and the described two-bit triplet selector valve that carries the air-operated lubricating pump (8) of two-bit triplet selector valve is connected with described one-way throttle valve (3).
3, Centralized and Automatic Lubrication according to claim 1 and 2 system is characterized in that: the two-bit triplet selector valve (2) that described two-bit triplet selector valve is charged magnetic coil, described pressure governor (1) band barometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200656228U CN201141511Y (en) | 2007-12-29 | 2007-12-29 | Centralized self-lubrication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200656228U CN201141511Y (en) | 2007-12-29 | 2007-12-29 | Centralized self-lubrication system |
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| Publication Number | Publication Date |
|---|---|
| CN201141511Y true CN201141511Y (en) | 2008-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007200656228U Expired - Lifetime CN201141511Y (en) | 2007-12-29 | 2007-12-29 | Centralized self-lubrication system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915237A (en) * | 2010-09-14 | 2010-12-15 | 三一重工股份有限公司 | Concrete delivery pump lubricating system and concrete pumping equipment |
| CN101659084B (en) * | 2009-09-21 | 2012-01-11 | 三一重工股份有限公司 | Method and device for automatically tackling blockage |
| CN102536792A (en) * | 2012-03-30 | 2012-07-04 | 四川宏华石油设备有限公司 | Lubricating device for drill pump |
| CN102829313A (en) * | 2012-09-21 | 2012-12-19 | 江苏柳工机械有限公司 | Engineering machinery centralization lubrication system |
| CN104595672A (en) * | 2014-12-31 | 2015-05-06 | 太重煤机有限公司 | Intelligent dry-oil centralized lubrication system for coal mining machine |
| CN105909957A (en) * | 2016-06-07 | 2016-08-31 | 浙江海聚科技有限公司 | Integrated rock drill oil mist lubricator |
| CN107420726A (en) * | 2017-06-13 | 2017-12-01 | 皇氏集团股份有限公司 | A kind of intelligent automatic fuelling device |
-
2007
- 2007-12-29 CN CNU2007200656228U patent/CN201141511Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101659084B (en) * | 2009-09-21 | 2012-01-11 | 三一重工股份有限公司 | Method and device for automatically tackling blockage |
| CN101915237A (en) * | 2010-09-14 | 2010-12-15 | 三一重工股份有限公司 | Concrete delivery pump lubricating system and concrete pumping equipment |
| CN101915237B (en) * | 2010-09-14 | 2012-05-23 | 三一重工股份有限公司 | Concrete delivery pump lubricating system and concrete pumping equipment |
| CN102536792A (en) * | 2012-03-30 | 2012-07-04 | 四川宏华石油设备有限公司 | Lubricating device for drill pump |
| CN102536792B (en) * | 2012-03-30 | 2015-06-10 | 四川宏华石油设备有限公司 | Lubricating device for drill pump |
| CN102829313A (en) * | 2012-09-21 | 2012-12-19 | 江苏柳工机械有限公司 | Engineering machinery centralization lubrication system |
| CN104595672A (en) * | 2014-12-31 | 2015-05-06 | 太重煤机有限公司 | Intelligent dry-oil centralized lubrication system for coal mining machine |
| CN105909957A (en) * | 2016-06-07 | 2016-08-31 | 浙江海聚科技有限公司 | Integrated rock drill oil mist lubricator |
| CN107420726A (en) * | 2017-06-13 | 2017-12-01 | 皇氏集团股份有限公司 | A kind of intelligent automatic fuelling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHANGSHA ZOOMLION HEAVY INDUSTRY SCIENCE + TECHNOL Free format text: FORMER NAME: CHANG SHA ZOOMLION HEAVY INDUSTRY SCIENCE + TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Yuelu District City, Hunan province 410205 Changsha Lugu Road No. 677 ZOOMLION Lugu Industrial Park Patentee after: Zoomlion Heavy Industry Science & Technology Development Co., Ltd. Address before: Yuelu District City, Hunan province 410205 Changsha Lugu Road No. 677 ZOOMLION Lugu Industrial Park Patentee before: Chang Sha Zoomlion Heavy Industry Science & Technology Development Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081029 |
|
| CX01 | Expiry of patent term |